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Multi-energy optimal dispatching method considering consumption capacity of ultra-high power storage electric boiler

A technology of multi-energy optimization and scheduling method, which is applied in energy storage, wind power generation, greenhouse gas reduction, etc., and can solve problems such as imperfect clean energy of multi-energy scheduling system

Active Publication Date: 2019-12-20
ANSHAN POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER COMPANY +3
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Problems solved by technology

[0004] The technical problem to be solved by the present invention is to provide a multi-energy optimal scheduling method that takes into account the consumption capacity of super-high-power thermal storage electric boilers, which is used to solve the problem of the imperfect multi-energy scheduling system of the power system in the prior art that limits the consumption of clean energy technical issues

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  • Multi-energy optimal dispatching method considering consumption capacity of ultra-high power storage electric boiler
  • Multi-energy optimal dispatching method considering consumption capacity of ultra-high power storage electric boiler
  • Multi-energy optimal dispatching method considering consumption capacity of ultra-high power storage electric boiler

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Embodiment

[0155] Adopt IEEE24 node test system, arrange one thermal power unit with installed capacity of 455MW, 455MW, 130MW and 130MW, wind farm with installed capacity of 210MW and 270MW, hydropower plant with 100MW, photovoltaic power generation equipment with total installed capacity of 50MW and 80MW ultra-high power thermal storage electric boiler, formed as figure 1 The wind-light-water-thermal power system with heat storage boiler shown. Numbers 1 to 24 in the figure are node numbers. The output of each unit is analyzed through four different scenarios. It is stipulated that scenario Ⅰ is a wind-light-water-fire combined system without thermal storage electric boiler in extremely cold weather, and scenario Ⅱ is a wind-light-water-fire system with thermal storage electric boiler in extremely cold weather. Light-water-fire combined system, scene III is the wind-light-water-fire combined system without heat storage electric boiler under normal weather, scene IV is wind-light-water...

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Abstract

The invention provides a multi-energy optimal dispatching method considering consumption capacity of an ultra-high power storage electric boiler, and belongs to the technical field of multi-energy optimal dispatching. The wind-optical-hydraulic-thermal power joint optimal objective function considering the consumption capacity of the storage electric boiler is established by referring to the existing research results and starting from three aspects of economy, environmental protection and maximizing the consumption of clean energy. The controllable load of the storage electric boiler is addedto the dispatching model so that the storage electric boiler can be used as the load to consume the excess clean energy when clean energy such as wind power cannot be consume. While ensuring the safeand stable operation of the system, the wind power consumption capacity is improved and the optimal clean energy dispatching is realized. The heat storage and heat release capacity of the storage electric boiler is considered during heating in winter and then the electric heating method can meet the heating demand in winter and reduce the waste of clean energy so as to facilitate consumption of the clean energy such as wind power. The dispatching method is suitable for the heating season in winter.

Description

technical field [0001] The invention belongs to the technical field of multi-energy optimal dispatching, and in particular relates to a multi-energy optimal dispatching method taking into account the consumption capacity of a super-high-power thermal storage electric boiler. Background technique [0002] At present, my country's installed capacity of clean energy such as wind, water, and solar energy ranks first in the world. However, with the relative surplus of power supply, the use of clean energy is increasing, and the problem of insufficient consumption capacity has emerged. . Due to the imperfect multi-energy dispatching system of the power system, thermal power units still occupy a dominant position in power generation, which limits the consumption of clean energy and is not conducive to economic benefits and environmental improvement. [0003] Therefore, there is an urgent need for a novel technical solution in the prior art to solve this problem. Contents of the i...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J3/38H02J3/46H02J3/28
CPCH02J3/46H02J3/28Y02E70/30Y02E10/76
Inventor 苏安龙黄南天贺欢王顺江赵铁英刘德宝
Owner ANSHAN POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER COMPANY
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