Method and system for acquiring typical working condition curve of energy storage system
A technology of energy storage system and typical working conditions, applied in the direction of AC network load balancing and so on
Active Publication Date: 2017-10-24
CHINA ELECTRIC POWER RES INST +2
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Therefore, the above-mentioned method of excavating the operating condition curve of the vehicle power battery is not suitable for the analysis, excavation and extraction of the operating condition of the electric energy storage system. It is urgent to study and propose the relevant operating condition curve for the comprehensive characteristic analysis, evaluation and test of the energy storage system. , energy storage system capacity optimization configuration and economic evaluation and other related work
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[0081] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts fall within the protection scope of the present invention.
[0082] Such as figure 1 As shown, the present invention provides a method for obtaining a typical operating condition curve of an energy storage system. The method is used to obtain a typical operating condition curve of an energy storage system that can reflect the typical operating conditions in a new energy and energy storage hybrid power generation system, and the new energy and energy storage system The energy storage hybrid power generation system incl...
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The invention provides a method and a system for acquiring a typical working condition curve of an energy storage system. The method comprises steps: data are read; charging and discharging power data of the energy storage system are determined or read, and a charging and discharging power matrix is formed; a characteristic power value vector is obtained, a typical power value of the energy storage system is determined; and typical power values at all times are dug and integrated, and a typical working condition curve of the energy storage system is obtained. The system comprises a communication module, a data storage and management module, a smoothing controller module and a typical working condition curve digging module in mutual communication. According to the method and the system provided in the invention, extraction and generalization on an operating characteristic curve of the energy storage system are realized, overall cognition on the charging and discharging power condition of the energy storage system is realized, problems such as capacity configuration are solved in an assisted mode, the extracted typical working condition curve can be used to compress a data quantity, the calculation amount is saved, accurate acquisition of the typical working condition of a new energy and energy storage hybrid power generation system is realized, and the operation reliability and the stability of the new energy and energy storage hybrid power generation system are improved.
Description
technical field [0001] The invention relates to the fields of large-scale energy storage technology, energy Internet and data mining, and in particular to a method and system for obtaining typical working condition curves of an energy storage system. Background technique [0002] The volatility, intermittence and unpredictability of renewable energy power generation will have a certain impact on the operation of the existing power system. The energy storage system has fast response and dynamic adjustment capabilities, which can effectively improve the friendliness of the new energy power system. When the energy storage system is configured on the power generation side, it can be used to stabilize the short-term power fluctuations of renewable energy power generation, track the output of dispatching plans and other application scenarios, thereby improving the power quality of renewable energy power generation connected to the grid and meeting the flexible connection of new en...
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IPC IPC(8): H02J3/32
CPCH02J3/32
Inventor 李相俊任杰杨锡运惠东贾学翠刘家亮张宇
Owner CHINA ELECTRIC POWER RES INST