Solar energy-based combined cycle energy multi-level utilization device

A technology of combined cycle and solar energy, which is applied in the direction of solar thermal devices, solar thermal power generation, heating devices, etc., can solve the problems of unused light-to-heat conversion energy, high cost, and difficult promotion, so as to improve the comprehensive heat utilization efficiency, Effects of reducing cost and heat loss and saving conventional energy

CN101806497AInactive Publication Date: 2010-08-18SOUTHEAST UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2010-08-18
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses a combined cycle multi-level utilization device, which is a multi-level energy source utilization device including solar heat utilization. The device comprises a solar heat collecting and steam generating device (1), a gas turbine combined solar application device (2), a heat energy multi-level utilization device (3), a cycle auxiliary device (4), a first valve (5-1), a second valve (5-2), a third valve (5-3), a fourth valve (5-4), a cycle pipeline (6) and a mixing box (7). In the device, due to the adoption of the mode of combining a gas turbine and solar energy, the safe and stable operation of a heat utilization device is ensured. The design of the device aims at various weather situations, can meet the requirement on heat utilization at all levels, and ensures suitable channels for water steam cycle. The design of the device can realize the heat utilization at four levels at the same time, can also realize any one or more types of heat utilization, and improves the heat utilization efficiency of a system.
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Description

technical field

[0001] The invention relates to an energy comprehensive utilization device, in particular to a multi-stage energy utilization device including solar heat utilization, and belongs to the technical field of energy utilization. Background technique

[0002] As a clean, non-polluting renewable energy source, solar energy is considered an important part of the world's energy strategy for its development and utilization. Solar thermal utilization is the most important way in solar energy utilization. Its utilization forms are diverse. According to the temperature reached by the medium, it can be divided into low, medium and high temperature utilization, solar water heater, solar heating, solar refrigeration and air conditioning, solar sea water Desalination, solar drying, solar power generation, etc.

[0003] Solar thermal power generation is a method to replace conventional energy sources, and it is one of the focuses of scientists and governments in various coun...

Examples

Embodiment Construction

[0032] Combined cycle multi-stage utilization device includes: solar heat collection to generate steam device 1; gas turbine combined with solar energy application device 2; thermal energy multi-stage utilization device 3; circulation auxiliary device 4; first valve 5-1; second valve 5-2; Three valves 5-3; fourth valve 5-4; circulation pipeline 6; mixing box 7. The outlet of the gas turbine united solar application device 2 is connected to the inlet of the mixing box 7 through the circulation pipeline 6, the outlet of the mixing box 7 is connected to the inlet of the multi-stage utilization device 3 through the circulation pipeline, and the outlet of the multi-stage utilization device 3 is connected to the circulation pipeline through the circulation pipeline. The inlet of the auxiliary device 4 is connected, and the outlet of the circulation auxiliary device 4 is divided into two paths, one of which is connected with the inlet of the solar heat collection steam generating devi...