Multi-energy emergency power supply system based on wind, light, oil and hydrogen

A technology of emergency power supply system and energy control system, which is applied in the direction of emergency power supply arrangement, electric energy storage system, photovoltaic power generation, etc. It can solve the problems of imperfect hydrogen chain and achieve the effect of continuous and stable power supply

Pending Publication Date: 2021-07-30
中国消防救援学院
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the chain of hydrogen production, transportation, storage and other links is not perfect.

Method used

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  • Multi-energy emergency power supply system based on wind, light, oil and hydrogen
  • Multi-energy emergency power supply system based on wind, light, oil and hydrogen
  • Multi-energy emergency power supply system based on wind, light, oil and hydrogen

Examples

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Effect test

Embodiment 1

[0036] Preferred embodiment 1: In an extremely cold environment, priority is given to starting the diesel engine or battery for heating and preheating;

Embodiment 2

[0037] Preferred embodiment 2: In a high-temperature environment, wind and solar energy are used first, hydrogen energy is used next, and oil generators are used again. When monitoring the overheating of various subsystems and converters or when the ambient temperature reaches 45°C, take measures to reduce the temperature. Capacity output control strategy, and the derating ratio is not higher than 5%.

Embodiment 3

[0038] Preferred embodiment 3: In a high-altitude environment, wind and solar energy are used first, hydrogen energy is used next, and diesel generators are used again. Above an altitude of 3,000 meters, a derating output control strategy is adopted, and the derating ratio is not higher than 5%.

[0039] The above preferred embodiments make full use of clean energy such as wind energy, solar energy, and hydrogen energy to generate electricity in combination with oil-generator backup to achieve continuous and stable power supply; according to the system structure and energy management characteristics, a centralized and hierarchical control structure is adopted to effectively control the system Each component operates to form an efficient small emergency power system based on the mixture of wind, light, oil and hydrogen.

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Abstract

The invention belongs to the technical field of emergency power supplies, and particularly relates to a multi-energy emergency power supply system based on wind, light, oil and hydrogen. The system structurally comprises a bottom-layer basic individual unit formed by a plurality of physical components, a middle-layer single-energy control system and a top-layer centralized unified coordination control center, wherein the bottom-layer basic individual unit is controlled by the middle-layer single-energy control system, so that maximum power and optimal electric energy are realized, energy collection of the basic unit is completed, and the top-layer centralized unified coordination control center is an operation control core of the multi-energy emergency power supply system. And under the condition of ensuring stable operation of the multi-energy emergency power supply system, performing optimization analysis on the middle-layer single-energy control system, and giving a unified coordination control decision instruction so as to achieve electric energy supply and demand balance of the whole system. Hardware of the multi-energy emergency power supply system comprises a power generation system, an energy storage system, a power supply system (3), a monitoring system (4) and a structural system.

Description

technical field [0001] The invention belongs to the technical field of emergency power supply, and in particular relates to a multi-energy emergency power supply system based on wind, wind, oil and hydrogen. Background technique [0002] Research on "public safety risk prevention and control and emergency technical equipment" for special environments such as high altitude, high and low temperature, high humidity, and high salinity is a key special work, and the emergency power system is an important guarantee for emergency work. At present, the emergency power supply system is mostly a diesel generator set and a storage battery inverter power supply. Diesel generators have the advantages of large power generation capacity, parallel operation, and long continuous power supply time, but they have disadvantages such as large volume, high noise, low efficiency, environmental pollution, and fire hazards; and the capacity of the battery pack in the inverter power supply is limited...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J9/00H02J3/38H02J3/28H02J15/00
CPCH02J9/00H02J3/381H02J3/28H02J15/008H02J2300/10H02J2300/24H02J2300/28H02J2300/30Y02E70/30Y02E10/56
Inventor 訾栓紧纪任鑫祝鑫海李虹曾涛
Owner 中国消防救援学院
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