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| Input props | [ "product" => App\Entity\Product\Product {#7485 #id: 8541 #code: "IEEE00000637" #attributes: Doctrine\ORM\PersistentCollection {#8207 …} #variants: Doctrine\ORM\PersistentCollection {#8289 …} #options: Doctrine\ORM\PersistentCollection {#8628 …} #associations: Doctrine\ORM\PersistentCollection {#8585 …} #createdAt: DateTime @1751037504 {#7536 : 2025-06-27 17:18:24.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#7535 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#8627 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#8612 #locale: "en_US" #translatable: App\Entity\Product\Product {#7485} #id: 29173 #name: "IEEE 421.2:1990" #slug: "ieee-421-2-1990-ieee00000637-240193" #description: """ Revision Standard - Superseded.<br />\n IEEE Std 421.2-1990, IEEE Guide for Identification, Testing, and Evaluation of the Dynamic<br />\n Performance of Excitation Control Systems, presents dynamic performance criteria, definitions, and test objectives for excitation control systems as applied by electric utilities. It should be specifically noted that the term “excitation control system” refers to the entire control system including the synchronous machine and power system as well as the excitation system.<br />\n \t\t\t\t<br />\n This guide includes criteria, definitions, and test objectives for evaluating the dynamic performance of excitation control systems as applied by electric utilities. The term “excitation control system” (see Fig 1) is used to distinguish the combined performance of the synchronous machine, power system, and excitation system from that of the excitation system alone (see IEEE Std 100-1988, IEEE Standard Dictionary of Electrical and Electronics Terms (ANSI) [1]1 and IEEE Std 421.1-1986, IEEE Standard Definitions for Excitation Systems for Synchronous Machines (ANSI) [2]). The primary purpose of this guide is to provide a basis for evaluating closed-loop performance of<br />\n excitation control systems for both large and small signal disturbances; confirming the adequacy of mathematical models of excitation control systems for use in analytical studies of power systems; identifying objectives for tests of excitation control systems and their components; and preparing excitation system specifications and additional standards. Portions of this guide will also serve as educational material for people who are becoming acquainted with excitation control systems.<br />\n Traditionally, large signal performance (see 2.1) has been more closely associated with equipment specification and acceptance testing, while small signal performance (see 2.2) has been more closely associated with stability and model studies. Matching actual disturbance data with model simulations requires that both large and small signal performance criteria be considered during design specification and acceptance testing. """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#7948 …} #channels: Doctrine\ORM\PersistentCollection {#8104 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#8066 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#8118 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#7746 …} -apiLastModifiedAt: DateTime @1754517600 {#7530 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#7524 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @649980000 {#7531 : 1990-08-07 00:00:00.0 Europe/Paris (+02:00) } -releasedAt: null -confirmedAt: null -canceledAt: null -edition: null -coreDocument: "421.2" -bookCollection: "" -pageCount: 44 -documents: Doctrine\ORM\PersistentCollection {#7858 …} -favorites: Doctrine\ORM\PersistentCollection {#7928 …} } "showFullLabel" => "true" ] |
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| Component | App\Twig\Components\ProductState {#94886 +product: App\Entity\Product\Product {#7485 #id: 8541 #code: "IEEE00000637" #attributes: Doctrine\ORM\PersistentCollection {#8207 …} #variants: Doctrine\ORM\PersistentCollection {#8289 …} #options: Doctrine\ORM\PersistentCollection {#8628 …} #associations: Doctrine\ORM\PersistentCollection {#8585 …} #createdAt: DateTime @1751037504 {#7536 : 2025-06-27 17:18:24.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#7535 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#8627 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#8612 #locale: "en_US" #translatable: App\Entity\Product\Product {#7485} #id: 29173 #name: "IEEE 421.2:1990" #slug: "ieee-421-2-1990-ieee00000637-240193" #description: """ Revision Standard - Superseded.<br />\n IEEE Std 421.2-1990, IEEE Guide for Identification, Testing, and Evaluation of the Dynamic<br />\n Performance of Excitation Control Systems, presents dynamic performance criteria, definitions, and test objectives for excitation control systems as applied by electric utilities. It should be specifically noted that the term “excitation control system” refers to the entire control system including the synchronous machine and power system as well as the excitation system.<br />\n \t\t\t\t<br />\n This guide includes criteria, definitions, and test objectives for evaluating the dynamic performance of excitation control systems as applied by electric utilities. The term “excitation control system” (see Fig 1) is used to distinguish the combined performance of the synchronous machine, power system, and excitation system from that of the excitation system alone (see IEEE Std 100-1988, IEEE Standard Dictionary of Electrical and Electronics Terms (ANSI) [1]1 and IEEE Std 421.1-1986, IEEE Standard Definitions for Excitation Systems for Synchronous Machines (ANSI) [2]). The primary purpose of this guide is to provide a basis for evaluating closed-loop performance of<br />\n excitation control systems for both large and small signal disturbances; confirming the adequacy of mathematical models of excitation control systems for use in analytical studies of power systems; identifying objectives for tests of excitation control systems and their components; and preparing excitation system specifications and additional standards. Portions of this guide will also serve as educational material for people who are becoming acquainted with excitation control systems.<br />\n Traditionally, large signal performance (see 2.1) has been more closely associated with equipment specification and acceptance testing, while small signal performance (see 2.2) has been more closely associated with stability and model studies. Matching actual disturbance data with model simulations requires that both large and small signal performance criteria be considered during design specification and acceptance testing. """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#7948 …} #channels: Doctrine\ORM\PersistentCollection {#8104 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#8066 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#8118 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#7746 …} -apiLastModifiedAt: DateTime @1754517600 {#7530 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#7524 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @649980000 {#7531 : 1990-08-07 00:00:00.0 Europe/Paris (+02:00) } -releasedAt: null -confirmedAt: null -canceledAt: null -edition: null -coreDocument: "421.2" -bookCollection: "" -pageCount: 44 -documents: Doctrine\ORM\PersistentCollection {#7858 …} -favorites: Doctrine\ORM\PersistentCollection {#7928 …} } +appearance: "state-suspended" +labels: [ "Superseded" ] -stateAttributeCode: "state" -localeContext: Sylius\Component\Locale\Context\CompositeLocaleContext {#1833 …} } |
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| Input props | [ "product" => App\Entity\Product\Product {#7485 #id: 8541 #code: "IEEE00000637" #attributes: Doctrine\ORM\PersistentCollection {#8207 …} #variants: Doctrine\ORM\PersistentCollection {#8289 …} #options: Doctrine\ORM\PersistentCollection {#8628 …} #associations: Doctrine\ORM\PersistentCollection {#8585 …} #createdAt: DateTime @1751037504 {#7536 : 2025-06-27 17:18:24.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#7535 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#8627 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#8612 #locale: "en_US" #translatable: App\Entity\Product\Product {#7485} #id: 29173 #name: "IEEE 421.2:1990" #slug: "ieee-421-2-1990-ieee00000637-240193" #description: """ Revision Standard - Superseded.<br />\n IEEE Std 421.2-1990, IEEE Guide for Identification, Testing, and Evaluation of the Dynamic<br />\n Performance of Excitation Control Systems, presents dynamic performance criteria, definitions, and test objectives for excitation control systems as applied by electric utilities. It should be specifically noted that the term “excitation control system” refers to the entire control system including the synchronous machine and power system as well as the excitation system.<br />\n \t\t\t\t<br />\n This guide includes criteria, definitions, and test objectives for evaluating the dynamic performance of excitation control systems as applied by electric utilities. The term “excitation control system” (see Fig 1) is used to distinguish the combined performance of the synchronous machine, power system, and excitation system from that of the excitation system alone (see IEEE Std 100-1988, IEEE Standard Dictionary of Electrical and Electronics Terms (ANSI) [1]1 and IEEE Std 421.1-1986, IEEE Standard Definitions for Excitation Systems for Synchronous Machines (ANSI) [2]). The primary purpose of this guide is to provide a basis for evaluating closed-loop performance of<br />\n excitation control systems for both large and small signal disturbances; confirming the adequacy of mathematical models of excitation control systems for use in analytical studies of power systems; identifying objectives for tests of excitation control systems and their components; and preparing excitation system specifications and additional standards. Portions of this guide will also serve as educational material for people who are becoming acquainted with excitation control systems.<br />\n Traditionally, large signal performance (see 2.1) has been more closely associated with equipment specification and acceptance testing, while small signal performance (see 2.2) has been more closely associated with stability and model studies. Matching actual disturbance data with model simulations requires that both large and small signal performance criteria be considered during design specification and acceptance testing. """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#7948 …} #channels: Doctrine\ORM\PersistentCollection {#8104 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#8066 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#8118 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#7746 …} -apiLastModifiedAt: DateTime @1754517600 {#7530 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#7524 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @649980000 {#7531 : 1990-08-07 00:00:00.0 Europe/Paris (+02:00) } -releasedAt: null -confirmedAt: null -canceledAt: null -edition: null -coreDocument: "421.2" -bookCollection: "" -pageCount: 44 -documents: Doctrine\ORM\PersistentCollection {#7858 …} -favorites: Doctrine\ORM\PersistentCollection {#7928 …} } ] |
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| Component | App\Twig\Components\ProductType {#95057 +product: App\Entity\Product\Product {#7485 #id: 8541 #code: "IEEE00000637" #attributes: Doctrine\ORM\PersistentCollection {#8207 …} #variants: Doctrine\ORM\PersistentCollection {#8289 …} #options: Doctrine\ORM\PersistentCollection {#8628 …} #associations: Doctrine\ORM\PersistentCollection {#8585 …} #createdAt: DateTime @1751037504 {#7536 : 2025-06-27 17:18:24.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#7535 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#8627 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#8612 #locale: "en_US" #translatable: App\Entity\Product\Product {#7485} #id: 29173 #name: "IEEE 421.2:1990" #slug: "ieee-421-2-1990-ieee00000637-240193" #description: """ Revision Standard - Superseded.<br />\n IEEE Std 421.2-1990, IEEE Guide for Identification, Testing, and Evaluation of the Dynamic<br />\n Performance of Excitation Control Systems, presents dynamic performance criteria, definitions, and test objectives for excitation control systems as applied by electric utilities. It should be specifically noted that the term “excitation control system” refers to the entire control system including the synchronous machine and power system as well as the excitation system.<br />\n \t\t\t\t<br />\n This guide includes criteria, definitions, and test objectives for evaluating the dynamic performance of excitation control systems as applied by electric utilities. The term “excitation control system” (see Fig 1) is used to distinguish the combined performance of the synchronous machine, power system, and excitation system from that of the excitation system alone (see IEEE Std 100-1988, IEEE Standard Dictionary of Electrical and Electronics Terms (ANSI) [1]1 and IEEE Std 421.1-1986, IEEE Standard Definitions for Excitation Systems for Synchronous Machines (ANSI) [2]). The primary purpose of this guide is to provide a basis for evaluating closed-loop performance of<br />\n excitation control systems for both large and small signal disturbances; confirming the adequacy of mathematical models of excitation control systems for use in analytical studies of power systems; identifying objectives for tests of excitation control systems and their components; and preparing excitation system specifications and additional standards. Portions of this guide will also serve as educational material for people who are becoming acquainted with excitation control systems.<br />\n Traditionally, large signal performance (see 2.1) has been more closely associated with equipment specification and acceptance testing, while small signal performance (see 2.2) has been more closely associated with stability and model studies. Matching actual disturbance data with model simulations requires that both large and small signal performance criteria be considered during design specification and acceptance testing. """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#7948 …} #channels: Doctrine\ORM\PersistentCollection {#8104 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#8066 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#8118 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#7746 …} -apiLastModifiedAt: DateTime @1754517600 {#7530 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#7524 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @649980000 {#7531 : 1990-08-07 00:00:00.0 Europe/Paris (+02:00) } -releasedAt: null -confirmedAt: null -canceledAt: null -edition: null -coreDocument: "421.2" -bookCollection: "" -pageCount: 44 -documents: Doctrine\ORM\PersistentCollection {#7858 …} -favorites: Doctrine\ORM\PersistentCollection {#7928 …} } +label: "Standard" -typeAttributeCode: "type" -localeContext: Sylius\Component\Locale\Context\CompositeLocaleContext {#1833 …} } |
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| Input props | [ "product" => App\Entity\Product\Product {#7485 #id: 8541 #code: "IEEE00000637" #attributes: Doctrine\ORM\PersistentCollection {#8207 …} #variants: Doctrine\ORM\PersistentCollection {#8289 …} #options: Doctrine\ORM\PersistentCollection {#8628 …} #associations: Doctrine\ORM\PersistentCollection {#8585 …} #createdAt: DateTime @1751037504 {#7536 : 2025-06-27 17:18:24.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#7535 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#8627 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#8612 #locale: "en_US" #translatable: App\Entity\Product\Product {#7485} #id: 29173 #name: "IEEE 421.2:1990" #slug: "ieee-421-2-1990-ieee00000637-240193" #description: """ Revision Standard - Superseded.<br />\n IEEE Std 421.2-1990, IEEE Guide for Identification, Testing, and Evaluation of the Dynamic<br />\n Performance of Excitation Control Systems, presents dynamic performance criteria, definitions, and test objectives for excitation control systems as applied by electric utilities. It should be specifically noted that the term “excitation control system” refers to the entire control system including the synchronous machine and power system as well as the excitation system.<br />\n \t\t\t\t<br />\n This guide includes criteria, definitions, and test objectives for evaluating the dynamic performance of excitation control systems as applied by electric utilities. The term “excitation control system” (see Fig 1) is used to distinguish the combined performance of the synchronous machine, power system, and excitation system from that of the excitation system alone (see IEEE Std 100-1988, IEEE Standard Dictionary of Electrical and Electronics Terms (ANSI) [1]1 and IEEE Std 421.1-1986, IEEE Standard Definitions for Excitation Systems for Synchronous Machines (ANSI) [2]). The primary purpose of this guide is to provide a basis for evaluating closed-loop performance of<br />\n excitation control systems for both large and small signal disturbances; confirming the adequacy of mathematical models of excitation control systems for use in analytical studies of power systems; identifying objectives for tests of excitation control systems and their components; and preparing excitation system specifications and additional standards. Portions of this guide will also serve as educational material for people who are becoming acquainted with excitation control systems.<br />\n Traditionally, large signal performance (see 2.1) has been more closely associated with equipment specification and acceptance testing, while small signal performance (see 2.2) has been more closely associated with stability and model studies. Matching actual disturbance data with model simulations requires that both large and small signal performance criteria be considered during design specification and acceptance testing. """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#7948 …} #channels: Doctrine\ORM\PersistentCollection {#8104 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#8066 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#8118 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#7746 …} -apiLastModifiedAt: DateTime @1754517600 {#7530 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#7524 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @649980000 {#7531 : 1990-08-07 00:00:00.0 Europe/Paris (+02:00) } -releasedAt: null -confirmedAt: null -canceledAt: null -edition: null -coreDocument: "421.2" -bookCollection: "" -pageCount: 44 -documents: Doctrine\ORM\PersistentCollection {#7858 …} -favorites: Doctrine\ORM\PersistentCollection {#7928 …} } ] |
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| Input props | [ "product" => App\Entity\Product\Product {#108694 #id: 8547 #code: "IEEE00000644" #attributes: Doctrine\ORM\PersistentCollection {#108677 …} #variants: Doctrine\ORM\PersistentCollection {#108674 …} #options: Doctrine\ORM\PersistentCollection {#108670 …} #associations: Doctrine\ORM\PersistentCollection {#108672 …} #createdAt: DateTime @1751037509 {#108702 : 2025-06-27 17:18:29.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#108675 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#108688 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#108727 #locale: "en_US" #translatable: App\Entity\Product\Product {#108694} #id: 29197 #name: "IEEE 421A:1978" #slug: "ieee-421a-1978-ieee00000644-240199" #description: """ New IEEE Standard - Superseded.<br />\n Superseded by 421.2-1990. This guide includes criteria, definitions, and test procedures for evaluating the dynamic performance of excitation control systems as applied by electric utilities. Primary purposes are to provide a basis for evaluating closed-loop performance of excitation control systems (including both the synchronous machine and its excitation system) for both large and small signal distutbances; confirming the adequacy of mathematical models of excitation systems for use in analytical studies of power systems; specifying methods for performing test of excitation control systems and their components; and preparing excitation system specifications and additional standards. Portions of this guide will also serve as an educational means for people becoming acquainted with excitation control systems.<br />\n \t\t\t\t """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#108685 …} #channels: Doctrine\ORM\PersistentCollection {#108679 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#108683 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#108681 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#108695 …} -apiLastModifiedAt: DateTime @1754517600 {#108662 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#108701 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @267919200 {#108700 : 1978-06-29 00:00:00.0 Europe/Paris (+02:00) } -releasedAt: null -confirmedAt: null -canceledAt: null -edition: null -coreDocument: "421A" -bookCollection: "" -pageCount: 52 -documents: Doctrine\ORM\PersistentCollection {#108692 …} -favorites: Doctrine\ORM\PersistentCollection {#108690 …} } "showFullLabel" => "true" ] |
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| Input props | [ "product" => App\Entity\Product\Product {#7485 #id: 8541 #code: "IEEE00000637" #attributes: Doctrine\ORM\PersistentCollection {#8207 …} #variants: Doctrine\ORM\PersistentCollection {#8289 …} #options: Doctrine\ORM\PersistentCollection {#8628 …} #associations: Doctrine\ORM\PersistentCollection {#8585 …} #createdAt: DateTime @1751037504 {#7536 : 2025-06-27 17:18:24.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#7535 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#8627 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#8612 #locale: "en_US" #translatable: App\Entity\Product\Product {#7485} #id: 29173 #name: "IEEE 421.2:1990" #slug: "ieee-421-2-1990-ieee00000637-240193" #description: """ Revision Standard - Superseded.<br />\n IEEE Std 421.2-1990, IEEE Guide for Identification, Testing, and Evaluation of the Dynamic<br />\n Performance of Excitation Control Systems, presents dynamic performance criteria, definitions, and test objectives for excitation control systems as applied by electric utilities. It should be specifically noted that the term “excitation control system” refers to the entire control system including the synchronous machine and power system as well as the excitation system.<br />\n \t\t\t\t<br />\n This guide includes criteria, definitions, and test objectives for evaluating the dynamic performance of excitation control systems as applied by electric utilities. The term “excitation control system” (see Fig 1) is used to distinguish the combined performance of the synchronous machine, power system, and excitation system from that of the excitation system alone (see IEEE Std 100-1988, IEEE Standard Dictionary of Electrical and Electronics Terms (ANSI) [1]1 and IEEE Std 421.1-1986, IEEE Standard Definitions for Excitation Systems for Synchronous Machines (ANSI) [2]). The primary purpose of this guide is to provide a basis for evaluating closed-loop performance of<br />\n excitation control systems for both large and small signal disturbances; confirming the adequacy of mathematical models of excitation control systems for use in analytical studies of power systems; identifying objectives for tests of excitation control systems and their components; and preparing excitation system specifications and additional standards. Portions of this guide will also serve as educational material for people who are becoming acquainted with excitation control systems.<br />\n Traditionally, large signal performance (see 2.1) has been more closely associated with equipment specification and acceptance testing, while small signal performance (see 2.2) has been more closely associated with stability and model studies. Matching actual disturbance data with model simulations requires that both large and small signal performance criteria be considered during design specification and acceptance testing. """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#7948 …} #channels: Doctrine\ORM\PersistentCollection {#8104 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#8066 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#8118 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#7746 …} -apiLastModifiedAt: DateTime @1754517600 {#7530 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#7524 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @649980000 {#7531 : 1990-08-07 00:00:00.0 Europe/Paris (+02:00) } -releasedAt: null -confirmedAt: null -canceledAt: null -edition: null -coreDocument: "421.2" -bookCollection: "" -pageCount: 44 -documents: Doctrine\ORM\PersistentCollection {#7858 …} -favorites: Doctrine\ORM\PersistentCollection {#7928 …} } "showFullLabel" => "true" ] |
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| Attributes | [ "showFullLabel" => "true" ] |
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| Component | App\Twig\Components\ProductState {#115560 +product: App\Entity\Product\Product {#7485 #id: 8541 #code: "IEEE00000637" #attributes: Doctrine\ORM\PersistentCollection {#8207 …} #variants: Doctrine\ORM\PersistentCollection {#8289 …} #options: Doctrine\ORM\PersistentCollection {#8628 …} #associations: Doctrine\ORM\PersistentCollection {#8585 …} #createdAt: DateTime @1751037504 {#7536 : 2025-06-27 17:18:24.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#7535 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#8627 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#8612 #locale: "en_US" #translatable: App\Entity\Product\Product {#7485} #id: 29173 #name: "IEEE 421.2:1990" #slug: "ieee-421-2-1990-ieee00000637-240193" #description: """ Revision Standard - Superseded.<br />\n IEEE Std 421.2-1990, IEEE Guide for Identification, Testing, and Evaluation of the Dynamic<br />\n Performance of Excitation Control Systems, presents dynamic performance criteria, definitions, and test objectives for excitation control systems as applied by electric utilities. It should be specifically noted that the term “excitation control system” refers to the entire control system including the synchronous machine and power system as well as the excitation system.<br />\n \t\t\t\t<br />\n This guide includes criteria, definitions, and test objectives for evaluating the dynamic performance of excitation control systems as applied by electric utilities. The term “excitation control system” (see Fig 1) is used to distinguish the combined performance of the synchronous machine, power system, and excitation system from that of the excitation system alone (see IEEE Std 100-1988, IEEE Standard Dictionary of Electrical and Electronics Terms (ANSI) [1]1 and IEEE Std 421.1-1986, IEEE Standard Definitions for Excitation Systems for Synchronous Machines (ANSI) [2]). The primary purpose of this guide is to provide a basis for evaluating closed-loop performance of<br />\n excitation control systems for both large and small signal disturbances; confirming the adequacy of mathematical models of excitation control systems for use in analytical studies of power systems; identifying objectives for tests of excitation control systems and their components; and preparing excitation system specifications and additional standards. Portions of this guide will also serve as educational material for people who are becoming acquainted with excitation control systems.<br />\n Traditionally, large signal performance (see 2.1) has been more closely associated with equipment specification and acceptance testing, while small signal performance (see 2.2) has been more closely associated with stability and model studies. Matching actual disturbance data with model simulations requires that both large and small signal performance criteria be considered during design specification and acceptance testing. """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#7948 …} #channels: Doctrine\ORM\PersistentCollection {#8104 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#8066 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#8118 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#7746 …} -apiLastModifiedAt: DateTime @1754517600 {#7530 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#7524 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @649980000 {#7531 : 1990-08-07 00:00:00.0 Europe/Paris (+02:00) } -releasedAt: null -confirmedAt: null -canceledAt: null -edition: null -coreDocument: "421.2" -bookCollection: "" -pageCount: 44 -documents: Doctrine\ORM\PersistentCollection {#7858 …} -favorites: Doctrine\ORM\PersistentCollection {#7928 …} } +appearance: "state-suspended" +labels: [ "Superseded" ] -stateAttributeCode: "state" -localeContext: Sylius\Component\Locale\Context\CompositeLocaleContext {#1833 …} } |
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| ProductMostRecent | App\Twig\Components\ProductMostRecent | 106.0 MiB | 0.80 ms | |
|---|---|---|---|---|
| Input props | [ "product" => App\Entity\Product\Product {#7485 #id: 8541 #code: "IEEE00000637" #attributes: Doctrine\ORM\PersistentCollection {#8207 …} #variants: Doctrine\ORM\PersistentCollection {#8289 …} #options: Doctrine\ORM\PersistentCollection {#8628 …} #associations: Doctrine\ORM\PersistentCollection {#8585 …} #createdAt: DateTime @1751037504 {#7536 : 2025-06-27 17:18:24.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#7535 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#8627 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#8612 #locale: "en_US" #translatable: App\Entity\Product\Product {#7485} #id: 29173 #name: "IEEE 421.2:1990" #slug: "ieee-421-2-1990-ieee00000637-240193" #description: """ Revision Standard - Superseded.<br />\n IEEE Std 421.2-1990, IEEE Guide for Identification, Testing, and Evaluation of the Dynamic<br />\n Performance of Excitation Control Systems, presents dynamic performance criteria, definitions, and test objectives for excitation control systems as applied by electric utilities. It should be specifically noted that the term “excitation control system” refers to the entire control system including the synchronous machine and power system as well as the excitation system.<br />\n \t\t\t\t<br />\n This guide includes criteria, definitions, and test objectives for evaluating the dynamic performance of excitation control systems as applied by electric utilities. The term “excitation control system” (see Fig 1) is used to distinguish the combined performance of the synchronous machine, power system, and excitation system from that of the excitation system alone (see IEEE Std 100-1988, IEEE Standard Dictionary of Electrical and Electronics Terms (ANSI) [1]1 and IEEE Std 421.1-1986, IEEE Standard Definitions for Excitation Systems for Synchronous Machines (ANSI) [2]). The primary purpose of this guide is to provide a basis for evaluating closed-loop performance of<br />\n excitation control systems for both large and small signal disturbances; confirming the adequacy of mathematical models of excitation control systems for use in analytical studies of power systems; identifying objectives for tests of excitation control systems and their components; and preparing excitation system specifications and additional standards. Portions of this guide will also serve as educational material for people who are becoming acquainted with excitation control systems.<br />\n Traditionally, large signal performance (see 2.1) has been more closely associated with equipment specification and acceptance testing, while small signal performance (see 2.2) has been more closely associated with stability and model studies. Matching actual disturbance data with model simulations requires that both large and small signal performance criteria be considered during design specification and acceptance testing. """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#7948 …} #channels: Doctrine\ORM\PersistentCollection {#8104 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#8066 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#8118 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#7746 …} -apiLastModifiedAt: DateTime @1754517600 {#7530 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#7524 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @649980000 {#7531 : 1990-08-07 00:00:00.0 Europe/Paris (+02:00) } -releasedAt: null -confirmedAt: null -canceledAt: null -edition: null -coreDocument: "421.2" -bookCollection: "" -pageCount: 44 -documents: Doctrine\ORM\PersistentCollection {#7858 …} -favorites: Doctrine\ORM\PersistentCollection {#7928 …} } ] |
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| Component | App\Twig\Components\ProductMostRecent {#115587 +product: App\Entity\Product\Product {#7485 #id: 8541 #code: "IEEE00000637" #attributes: Doctrine\ORM\PersistentCollection {#8207 …} #variants: Doctrine\ORM\PersistentCollection {#8289 …} #options: Doctrine\ORM\PersistentCollection {#8628 …} #associations: Doctrine\ORM\PersistentCollection {#8585 …} #createdAt: DateTime @1751037504 {#7536 : 2025-06-27 17:18:24.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#7535 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#8627 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#8612 #locale: "en_US" #translatable: App\Entity\Product\Product {#7485} #id: 29173 #name: "IEEE 421.2:1990" #slug: "ieee-421-2-1990-ieee00000637-240193" #description: """ Revision Standard - Superseded.<br />\n IEEE Std 421.2-1990, IEEE Guide for Identification, Testing, and Evaluation of the Dynamic<br />\n Performance of Excitation Control Systems, presents dynamic performance criteria, definitions, and test objectives for excitation control systems as applied by electric utilities. It should be specifically noted that the term “excitation control system” refers to the entire control system including the synchronous machine and power system as well as the excitation system.<br />\n \t\t\t\t<br />\n This guide includes criteria, definitions, and test objectives for evaluating the dynamic performance of excitation control systems as applied by electric utilities. The term “excitation control system” (see Fig 1) is used to distinguish the combined performance of the synchronous machine, power system, and excitation system from that of the excitation system alone (see IEEE Std 100-1988, IEEE Standard Dictionary of Electrical and Electronics Terms (ANSI) [1]1 and IEEE Std 421.1-1986, IEEE Standard Definitions for Excitation Systems for Synchronous Machines (ANSI) [2]). The primary purpose of this guide is to provide a basis for evaluating closed-loop performance of<br />\n excitation control systems for both large and small signal disturbances; confirming the adequacy of mathematical models of excitation control systems for use in analytical studies of power systems; identifying objectives for tests of excitation control systems and their components; and preparing excitation system specifications and additional standards. Portions of this guide will also serve as educational material for people who are becoming acquainted with excitation control systems.<br />\n Traditionally, large signal performance (see 2.1) has been more closely associated with equipment specification and acceptance testing, while small signal performance (see 2.2) has been more closely associated with stability and model studies. Matching actual disturbance data with model simulations requires that both large and small signal performance criteria be considered during design specification and acceptance testing. """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#7948 …} #channels: Doctrine\ORM\PersistentCollection {#8104 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#8066 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#8118 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#7746 …} -apiLastModifiedAt: DateTime @1754517600 {#7530 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#7524 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @649980000 {#7531 : 1990-08-07 00:00:00.0 Europe/Paris (+02:00) } -releasedAt: null -confirmedAt: null -canceledAt: null -edition: null -coreDocument: "421.2" -bookCollection: "" -pageCount: 44 -documents: Doctrine\ORM\PersistentCollection {#7858 …} -favorites: Doctrine\ORM\PersistentCollection {#7928 …} } +label: "Historical" +icon: "historical" -mostRecentAttributeCode: "most_recent" -localeContext: Sylius\Component\Locale\Context\CompositeLocaleContext {#1833 …} } |
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| ProductCard | App\Twig\Components\ProductCard | 128.0 MiB | 8.04 ms | |
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| Input props | [ "product" => App\Entity\Product\Product {#137073 #id: 8539 #code: "IEEE00000634" #attributes: Doctrine\ORM\PersistentCollection {#137056 …} #variants: Doctrine\ORM\PersistentCollection {#137054 …} #options: Doctrine\ORM\PersistentCollection {#137049 …} #associations: Doctrine\ORM\PersistentCollection {#137051 …} #createdAt: DateTime @1751037502 {#137046 : 2025-06-27 17:18:22.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#137039 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#137067 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#137158 #locale: "en_US" #translatable: App\Entity\Product\Product {#137073} #id: 29165 #name: "IEEE 421.1:1986 (R1996)" #slug: "ieee-421-1-1986-r1996-ieee00000634-240191" #description: """ Revision Standard - Superseded.<br />\n Elements and commonly used components in excitation control systems and for excitation systems as applied to synchronous machines are defined. The primary purpose of the standard is to provide a vocabulary for writing excitation systems specifications, evaluating excitation system performance, specifying methods for excitation system tests, and preparing excitation system standards. It is also intended to serve as an educational aid for those becoming acquainted with excitation systems.<br />\n \t\t\t\t<br />\n This standard defines elements and commonly used components in excitation control systems and contains definitions for excitation systems as applied to synchronous machines. The primary purpose is to provide a vocabulary for 1) Writing excitation systems specifications<br />\n 2) Evaluating excitation system performance<br />\n 3) Specifying methods for excitation system tests<br />\n 4) Preparing excitation system standards<br />\n 5) Serving as an educational means for those becoming acquainted with excitation systems """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Standard Definitions for Excitation Systems for Synchronous Machines" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#137065 …} #channels: Doctrine\ORM\PersistentCollection {#137058 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#137062 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#137060 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#137075 …} -apiLastModifiedAt: DateTime @1754517600 {#137032 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#137081 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @531356400 {#137052 : 1986-11-03 00:00:00.0 Europe/Paris (+01:00) } -releasedAt: null -confirmedAt: DateTime @827362800 {#137033 : 1996-03-21 00:00:00.0 Europe/Paris (+01:00) } -canceledAt: null -edition: null -coreDocument: "421.1" -bookCollection: "" -pageCount: 24 -documents: Doctrine\ORM\PersistentCollection {#137071 …} -favorites: Doctrine\ORM\PersistentCollection {#137069 …} } "layout" => "vertical" "showPrice" => true "showStatusBadges" => true "additionalClasses" => "product__teaser--with-grey-border" "hasStretchedLink" => true "hoverType" => "shadow" "linkLabel" => "See more" ] |
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| Attributes | [] |
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| Component | App\Twig\Components\ProductCard {#137129 +product: App\Entity\Product\Product {#137073 #id: 8539 #code: "IEEE00000634" #attributes: Doctrine\ORM\PersistentCollection {#137056 …} #variants: Doctrine\ORM\PersistentCollection {#137054 …} #options: Doctrine\ORM\PersistentCollection {#137049 …} #associations: Doctrine\ORM\PersistentCollection {#137051 …} #createdAt: DateTime @1751037502 {#137046 : 2025-06-27 17:18:22.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#137039 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#137067 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#137158 #locale: "en_US" #translatable: App\Entity\Product\Product {#137073} #id: 29165 #name: "IEEE 421.1:1986 (R1996)" #slug: "ieee-421-1-1986-r1996-ieee00000634-240191" #description: """ Revision Standard - Superseded.<br />\n Elements and commonly used components in excitation control systems and for excitation systems as applied to synchronous machines are defined. The primary purpose of the standard is to provide a vocabulary for writing excitation systems specifications, evaluating excitation system performance, specifying methods for excitation system tests, and preparing excitation system standards. It is also intended to serve as an educational aid for those becoming acquainted with excitation systems.<br />\n \t\t\t\t<br />\n This standard defines elements and commonly used components in excitation control systems and contains definitions for excitation systems as applied to synchronous machines. The primary purpose is to provide a vocabulary for 1) Writing excitation systems specifications<br />\n 2) Evaluating excitation system performance<br />\n 3) Specifying methods for excitation system tests<br />\n 4) Preparing excitation system standards<br />\n 5) Serving as an educational means for those becoming acquainted with excitation systems """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Standard Definitions for Excitation Systems for Synchronous Machines" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#137065 …} #channels: Doctrine\ORM\PersistentCollection {#137058 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#137062 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#137060 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#137075 …} -apiLastModifiedAt: DateTime @1754517600 {#137032 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#137081 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @531356400 {#137052 : 1986-11-03 00:00:00.0 Europe/Paris (+01:00) } -releasedAt: null -confirmedAt: DateTime @827362800 {#137033 : 1996-03-21 00:00:00.0 Europe/Paris (+01:00) } -canceledAt: null -edition: null -coreDocument: "421.1" -bookCollection: "" -pageCount: 24 -documents: Doctrine\ORM\PersistentCollection {#137071 …} -favorites: Doctrine\ORM\PersistentCollection {#137069 …} } +layout: "vertical" +showPrice: true +showStatusBadges: true +additionalClasses: "product__teaser--with-grey-border" +linkLabel: "See more" +imageFilter: "product_thumbnail_teaser" +hasStretchedLink: true +backgroundColor: "white" +hoverType: "shadow" } |
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| ProductState | App\Twig\Components\ProductState | 128.0 MiB | 0.20 ms | |
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| Input props | [ "product" => App\Entity\Product\Product {#137073 #id: 8539 #code: "IEEE00000634" #attributes: Doctrine\ORM\PersistentCollection {#137056 …} #variants: Doctrine\ORM\PersistentCollection {#137054 …} #options: Doctrine\ORM\PersistentCollection {#137049 …} #associations: Doctrine\ORM\PersistentCollection {#137051 …} #createdAt: DateTime @1751037502 {#137046 : 2025-06-27 17:18:22.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#137039 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#137067 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#137158 #locale: "en_US" #translatable: App\Entity\Product\Product {#137073} #id: 29165 #name: "IEEE 421.1:1986 (R1996)" #slug: "ieee-421-1-1986-r1996-ieee00000634-240191" #description: """ Revision Standard - Superseded.<br />\n Elements and commonly used components in excitation control systems and for excitation systems as applied to synchronous machines are defined. The primary purpose of the standard is to provide a vocabulary for writing excitation systems specifications, evaluating excitation system performance, specifying methods for excitation system tests, and preparing excitation system standards. It is also intended to serve as an educational aid for those becoming acquainted with excitation systems.<br />\n \t\t\t\t<br />\n This standard defines elements and commonly used components in excitation control systems and contains definitions for excitation systems as applied to synchronous machines. The primary purpose is to provide a vocabulary for 1) Writing excitation systems specifications<br />\n 2) Evaluating excitation system performance<br />\n 3) Specifying methods for excitation system tests<br />\n 4) Preparing excitation system standards<br />\n 5) Serving as an educational means for those becoming acquainted with excitation systems """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Standard Definitions for Excitation Systems for Synchronous Machines" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#137065 …} #channels: Doctrine\ORM\PersistentCollection {#137058 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#137062 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#137060 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#137075 …} -apiLastModifiedAt: DateTime @1754517600 {#137032 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#137081 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @531356400 {#137052 : 1986-11-03 00:00:00.0 Europe/Paris (+01:00) } -releasedAt: null -confirmedAt: DateTime @827362800 {#137033 : 1996-03-21 00:00:00.0 Europe/Paris (+01:00) } -canceledAt: null -edition: null -coreDocument: "421.1" -bookCollection: "" -pageCount: 24 -documents: Doctrine\ORM\PersistentCollection {#137071 …} -favorites: Doctrine\ORM\PersistentCollection {#137069 …} } ] |
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| Component | App\Twig\Components\ProductState {#137162 +product: App\Entity\Product\Product {#137073 #id: 8539 #code: "IEEE00000634" #attributes: Doctrine\ORM\PersistentCollection {#137056 …} #variants: Doctrine\ORM\PersistentCollection {#137054 …} #options: Doctrine\ORM\PersistentCollection {#137049 …} #associations: Doctrine\ORM\PersistentCollection {#137051 …} #createdAt: DateTime @1751037502 {#137046 : 2025-06-27 17:18:22.0 Europe/Paris (+02:00) } #updatedAt: DateTime @1754606304 {#137039 : 2025-08-08 00:38:24.0 Europe/Paris (+02:00) } #enabled: true #translations: Doctrine\ORM\PersistentCollection {#137067 …} #translationsCache: [ "en_US" => App\Entity\Product\ProductTranslation {#137158 #locale: "en_US" #translatable: App\Entity\Product\Product {#137073} #id: 29165 #name: "IEEE 421.1:1986 (R1996)" #slug: "ieee-421-1-1986-r1996-ieee00000634-240191" #description: """ Revision Standard - Superseded.<br />\n Elements and commonly used components in excitation control systems and for excitation systems as applied to synchronous machines are defined. The primary purpose of the standard is to provide a vocabulary for writing excitation systems specifications, evaluating excitation system performance, specifying methods for excitation system tests, and preparing excitation system standards. It is also intended to serve as an educational aid for those becoming acquainted with excitation systems.<br />\n \t\t\t\t<br />\n This standard defines elements and commonly used components in excitation control systems and contains definitions for excitation systems as applied to synchronous machines. The primary purpose is to provide a vocabulary for 1) Writing excitation systems specifications<br />\n 2) Evaluating excitation system performance<br />\n 3) Specifying methods for excitation system tests<br />\n 4) Preparing excitation system standards<br />\n 5) Serving as an educational means for those becoming acquainted with excitation systems """ #metaKeywords: null #metaDescription: null #shortDescription: "IEEE Standard Definitions for Excitation Systems for Synchronous Machines" -notes: "Superseded" } ] #currentLocale: "en_US" #currentTranslation: null #fallbackLocale: "en_US" #variantSelectionMethod: "match" #productTaxons: Doctrine\ORM\PersistentCollection {#137065 …} #channels: Doctrine\ORM\PersistentCollection {#137058 …} #mainTaxon: Proxies\__CG__\App\Entity\Taxonomy\Taxon {#7483 …} #reviews: Doctrine\ORM\PersistentCollection {#137062 …} #averageRating: 0.0 #images: Doctrine\ORM\PersistentCollection {#137060 …} -supplier: Proxies\__CG__\App\Entity\Supplier\Supplier {#7677 …} -subscriptionCollections: Doctrine\ORM\PersistentCollection {#137075 …} -apiLastModifiedAt: DateTime @1754517600 {#137032 : 2025-08-07 00:00:00.0 Europe/Paris (+02:00) } -lastUpdatedAt: DateTime @1578006000 {#137081 : 2020-01-03 00:00:00.0 Europe/Paris (+01:00) } -author: "" -publishedAt: DateTime @531356400 {#137052 : 1986-11-03 00:00:00.0 Europe/Paris (+01:00) } -releasedAt: null -confirmedAt: DateTime @827362800 {#137033 : 1996-03-21 00:00:00.0 Europe/Paris (+01:00) } -canceledAt: null -edition: null -coreDocument: "421.1" -bookCollection: "" -pageCount: 24 -documents: Doctrine\ORM\PersistentCollection {#137071 …} -favorites: Doctrine\ORM\PersistentCollection {#137069 …} } +appearance: "state-suspended" +labels: [ "Superseded" ] -stateAttributeCode: "state" -localeContext: Sylius\Component\Locale\Context\CompositeLocaleContext {#1833 …} } |
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