8B - Decentralized Electrical Energy Systems
Standards enabling the development of secure, reliable and cost-effective systems with decentralized management for electrical energy supply, alternative/complement/precursor to traditional large interconnected and highly centralized systems. The most popular concept is currently the “microgrid” defined as a group of interconnected loads and distributed energy resources with defined electrical boundaries that acts as a single controllable entity and is able to operate in both grid-connected and island mode. Decentralized energy systems have applications for developing countries (focussing on access to electricity) as well as for developed countries (focussing on high reliability, black-out recovery and/or services). Interactions within Decentralized (Multi) Energy Systems should also be considered. Standardization activities in this proposed SC will proceed with cooperation with concerned TC/SCs and SyCs, including but not limited to IEC SyC Smart Energy, TC 22, TC57, TC64, TC82, TC88, TC 95, TC120.
Systèmes d’énergie décentralisée
Le domaine d’application du SC 8B est le développement de publications IEC permettant le développement de systèmes sécurisés, fiables et économiques, avec une gestion décentralisée pour l’approvisionnement en énergie électrique, alternative/complément/précurseur des grands systèmes traditionnels interconnectés et hautement centralisés. Ceci inclut mais ne se limite pas aux systèmes d’énergie électrique décentralisée AC, DC, AC/DC hybride, tels que la production distribuée, le stockage de l’énergie distribuée, les centrales électriques virtuelles et les systèmes d’énergie électrique contenant une interaction entre plusieurs types de ressources d’énergie distribuée.
General Information
IEC TS 62898-3-1:2020(E) provides guidelines for the specification of fault protection and dynamic control in microgrids. Protection and dynamic control in a microgrid are intended to ensure safe and stable operation of the microgrid under fault and disturbance conditions.
This document applies to AC microgrids comprising single or three-phase networks or both. It includes both isolated microgrids and non-isolated microgrids with a single point of connection (POC) to the upstream distribution n...view more
- Technical specification42 pagesEnglish language
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IEC TS 62898-1:2017(E) provides guidelines for microgrid projects planning and specification. Microgrids considered in this document are alternating current (AC) electrical systems with loads and distributed energy resources (DER) at low or medium voltage level. This document does not cover direct current (DC) microgrids.
Microgrids are classified into isolated microgrids and non-isolated microgrids. Isolated microgrids have no electrical connection to a wider electric power system. Non-isolate...view more
- Technical specification33 pagesEnglish language
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