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A combined operation system of wind power generation and adjustable load

An electric load and load technology, applied in the field of wind power generation and adjustable load combined operation system, can solve the problems of difficulty in wind power consumption, less flexible adjustment of power supply, insufficient power consumption by itself, etc., so as to stabilize wind power fluctuations and reduce abandonment The effect of air volume and stability improvement

Inactive Publication Date: 2017-10-13
YANTAI POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Due to the randomness and volatility of wind power, large-scale wind power grid integration puts forward higher requirements for the peak load of the power grid. Difficulty receiving

Method used

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  • A combined operation system of wind power generation and adjustable load
  • A combined operation system of wind power generation and adjustable load
  • A combined operation system of wind power generation and adjustable load

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specific Embodiment approach

[0012] The specific embodiment: the specific embodiment of the present invention is described in detail below in conjunction with accompanying drawing:

Embodiment

[0013] Embodiment: A wind power generation and adjustable load joint operation system (see figure 1 ), which includes a wind power generation unit 1 , a hybrid energy storage module 2 , a controllable load 3 , a distribution network 4 and an energy optimization manager 5 .

[0014] Among them, the wind power generation unit 1 adopts distributed small-scale wind turbines or centralized large-capacity wind turbines, which have functions such as operation adaptability, power control, and voltage regulation, and provide clean energy in the distribution network;

[0015] The distribution network 4 refers to a power network with a voltage level of 35kV and below, which is connected to the high-voltage bus 9 through a contact switch 30;

[0016] Controllable load 3 is divided into electrical load, thermal load, and other loads according to the degree of impact of the load, and is controlled locally through the load control terminal;

[0017] The hybrid energy storage module 2 determ...

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Abstract

The invention discloses a wind power generation and adjustable load unified operation system. The system comprises a wind power generation unit, a power distribution network, a controlled load, a hybrid energy storage module and an energy optimization manager, wherein the wind power generation unit adopts a distributed small-sized wind power set or centralized high-capacity wind power set and is used for providing clean energy for the power distribution network; the controlled load is used for carrying out classification of an electric load, a heat load, other loads and the like according to load important influence degrees and performing local control through a load controlled terminal; the hybrid energy storage module is used for determining the proportion of a power type and an energy type according to the load important influence degrees and ensuring an important load to continuously supply power; and the energy optimization manger has the functions of load prediction, power generation prediction, data monitoring, power allocation, fault diagnosis, fault alarm and the like. Wind power fluctuation is suppressed to the greatest extent by fully utilizing the controlled load, and coordinated control operation between the wind power generation and the adjustable load is achieved.

Description

Technical field: [0001] The invention relates to a combined operation system of wind power generation and adjustable load, belonging to the technical field of wind power generation. Background technique: [0002] With the large-scale development of wind power, the issue of wind power grid integration and consumption is currently a hot issue that the wind power industry is most concerned about. Due to the randomness and volatility of wind power, large-scale wind power grid integration puts forward higher requirements for the peak load of the power grid. Acceptance is difficult. [0003] With the continuous development of technology, the load side participates in power grid dispatching, which can provide a certain reserve capacity for the power system. For controllable loads with certain energy storage characteristics, the change in power demand can be controlled within the user's allowable range, so as to provide part of the reserve capacity when the system needs it, and co...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02J3/00H02J3/38H02J3/28H02J3/24H02J13/00
CPCY02E10/76Y02E40/70Y02E60/00Y02E70/30Y04S10/123Y04S10/14Y04S10/50
Inventor 邓华李广磊杨吉辉李笋汪友杰任常宁胡婷婷胡恒瑞
Owner YANTAI POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER
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