Reactive power optimization and coordination controller and saved electricity quantity online statistics method thereof

Abstract

The invention discloses a reactive power optimization and coordination controller and a saved electricity quantity online statistics method of the reactive power optimization and coordination controller. The controller comprises a main processor, a voltage and current collection circuit, an output circuit for controlling compound switches to switch, a compound switch switching state feedback input circuit, a data storage unit, a communication unit, a liquid crystal display unit, a keyboard and a power source, wherein the main processor and the voltage and current collection circuit are in interactive communication, the main processor and the communication unit are in interactive communication, the main processor is connected with the output circuit and the input circuit, the output circuit is connected with all sets of compound switches which are connected with corresponding capacitor banks, the input circuit is connected with the compound switches which are connected with the corresponding capacitor banks, and the main processor is connected with the data storage unit, the liquid crystal display unit and the keyboard. The method can effectively monitor the saved electricity quantity of reactive power compensation equipment, and an electrical network enterprise can conveniently, accurately and efficiently evaluate the energy-saving effect of renovation projects of the reactive power compensation equipment.

Description

technical field [0001] The present invention relates to a control device applied to power distribution system for reactive power compensation and online statistics of energy saving, in particular to a reactive power optimization and coordination controller with energy saving statistics function and its realized online energy saving statistics method . Background technique [0002] With the deepening of energy-saving and consumption-reducing policies, distribution network energy-saving and loss-reducing transformation projects have been widely promoted and applied. Online statistics of energy saving has become a method for power grid enterprises to accurately and efficiently evaluate energy-saving and loss-reducing transformation schemes. Online electricity saving statistics are the main technical assurance link in distribution network energy saving and loss reduction transformation projects. Real-time online electricity saving statistics can effectively monitor the energy sa...

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Problems solved by technology

[0003] At present, the real-time online statistics of various energy-saving and loss-reducing transformation technologies lack a unified standard, and it is impossible to conduct online monitoring and evaluation of energy-saving technologies and products connected to the network, and thus cannot guarantee the safe and energy-saving operation of the power grid and the interests of power grid enterprises

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