A method for implementing large-scale power grid line loss theoretical calculation and real-time high accuracy

The present invention discloses a method for large-scale power grid line loss theory and real-time calculation method of high accuracy, it is possible to expand the scope of network computing, improve efficiency and calculation accuracy, comprising the steps of: Data Acquisition System clock and GPS clock synchronization and then when the collection means and, when the collection device and the meter on; the branch current, node voltage, active power, reactive power, active power, reactive power and node - branch model nodes or tributaries coupling; providing a data acquisition system module time access to the main power grid wiring diagram, component parameters and operating parameters from SCADA, GIS, metering automation systems; grid grading; providing a data maintenance system module and a theoretical line loss calculation module on the grid dividing, grading district, sub-line and sub-station area calculations; providing a centralized control center module; providing a theoretical line loss analysis module to complete the whole network theoretical line loss calculation and analysis.