GB/T 40609-2021 Translated English of Chinese Standard (GB/T 40609-2021, GBT40609-2021): Technical specifications for operational security checking of power system [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]This document specifies the data input and output, calculation content and calculation requirements for operational security checking of power system. This document applies to the day-ahead and intra-day operational security checking of power system, and guides the design, research, development and acceptance of the security check for power system at the provincial level and above. The power generation, transmission and supply enterprises and users at all levels shall refer to it for implementation. |
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Common terms and phrases
abnormal outage information active power adjustment measures automatic security device base state power calculation results check shall include check shall perform checking of power data for power day-ahead and intra-day device action strategy document dynamic power angle electricity market transaction equipment out-of-limit equipment unplanned outage exceeding the standard expected faults according following contents frequency stability check Grid Corporation grid operational mode historical operational data includes the following including line current input data meet the requirements nodes operational mode data operational security checking out-of-limit degree out-of-limit equipment outage or abnormal overload and out-of-limit power angle stability power flow calculation power flow check power generation forecast power grid dispatching power grid model power grid operational power system reactive security and stability sensitivity analysis information short-circuit current check short-circuit current exceeding short-circuit ratio check specified fault set stability and frequency start-stop steady-state security check topology transformer power flow transient power angle voltage level