CN208380762U - A kind of smooth coal coupled electricity-generation system - Google Patents
A kind of smooth coal coupled electricity-generation system Download PDFInfo
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- CN208380762U CN208380762U CN201821125939.0U CN201821125939U CN208380762U CN 208380762 U CN208380762 U CN 208380762U CN 201821125939 U CN201821125939 U CN 201821125939U CN 208380762 U CN208380762 U CN 208380762U
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- heat
- stirling
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- thermal power
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Abstract
The utility model discloses a kind of smooth coal coupled electricity-generation systems, including dish-style Stirling solar thermal electric generator, the dish-style Stirling solar thermal electric generator includes solar energy heat collector and stirling generator, and the solar energy heat collector transmits heat to the hot cylinder of stirling generator；It further include coal-fired thermal power generation unit, electrolysis hydrogen production device and the gas combustion apparatus of thermal power plant；The gas combustion apparatus transmits heat to the hot cylinder of the stirling generator；The power input of the electrolysis hydrogen production device is connected to the generator of the coal-fired thermal power generation unit, and hydrogen output end is connected to hydrogen storage vessel；The hydrogen storage vessel is connected to the combustion gas input terminal of the gas combustion apparatus by valve.The utility model can effectively solve the problems, such as that existing dish-style Stirling solar thermal electric generator generated energy is unstable, and take full advantage of the electric power more than needed of coal-fired thermal power generation unit, realize making full use of for the energy, avoid energy waste.
Description
Technical field
The utility model relates to technical field of power generation, and in particular to a kind of smooth coal coupled electricity-generation system.
Background technique
Tend to be nervous with global energy consumption, people increasingly reinforce the concern of environment.Energy shortage and environment are dirty
Dye has become the important topic for influencing people's life and restricting social development, and countries in the world all are making great efforts to develop clean new energy
Source.
The solar energy natural energy resources infinite as a kind of clean and environmental protection, reserves, in the variety of energy sources that the mankind are utilized
Proportion becomes increasing, and the transfer efficiency highest of dish-style Stirling solar hot generation technology, discharge is minimum, arrangement is clever
Advantage living has good efficiency of energy utilization and market development prospect by favor in photo-thermal power generation field.
Currently, dish-style Stirling solar thermal electric generator can only generate electricity in the fine day for having the sun, and since Stirling is sent out
The position of motivation is not fixed and (rotates together with dish stand), and therefore, it is difficult to realize the accumulation of heat of system or afterburning.In addition, Stirling generates electricity
The output power of machine is easy to be influenced by weather, though on daytime, intensity of sunshine is also continually changing, therefore export
Electric energy is unstable, needs to be adjusted to stable output before accessing power grid.
Utility model content
In view of the deficiencies of the prior art, the utility model is intended to provide a kind of smooth coal coupled electricity-generation system, and by dish-style, this is special
The fossil-fired unit of woods solar energy thermal-power-generating device and thermal power plant is coupled, using the electric power more than needed of fossil-fired unit come
It assists dish-style Stirling solar thermal electric generator to carry out stable electric generation, realizes the saving of the energy and make full use of.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of smooth coal coupled electricity-generation system, including dish-style Stirling solar thermal electric generator, the dish-style Stirling is too
Positive energy thermal electric generator includes solar energy heat collector and stirling generator, and the solar energy heat collector generates electricity to Stirling
The hot cylinder of machine transmits heat；It further include coal-fired thermal power generation unit, electrolysis hydrogen production device and the gas combustion apparatus of thermal power plant；
The gas combustion apparatus transmits heat to the hot cylinder of the stirling generator；The power input of the electrolysis hydrogen production device
It is connected to the generator of the coal-fired thermal power generation unit, hydrogen output end is connected to hydrogen storage vessel；The hydrogen storage
Container is connected to the combustion gas input terminal of the gas combustion apparatus by valve.
Further, the dish-style Stirling solar thermal electric generator further includes having cooling cylinder radiator, and the cooling cylinder dissipates
Thermal is set at the cooling cylinder of the stirling generator, radiate and pass heat for the cooling cylinder to stirling generator
It is handed to the therrmodynamic system of the thermal power plant.
Further, the raw water input terminal of the electrolysis hydrogen production device is connected to the thermal power plant by raw material penstock
Chemical water workshop pure water output end；The cooling water input terminal of the electrolytic cell of the electrolysis hydrogen production device passes through cooling water valve
Door is connected to the cooling water pipeline of the thermal power plant, and cooling water output end is then connected to the therrmodynamic system of the thermal power plant.
Further, the electrolysis hydrogen production device uses alkaline aqueous solution electrolysis hydrogen production device, solid polymer electrolytic system
Hydrogen production device or high-temperature solid oxide electrolysis hydrogen production device.
Further, the dish-style Stirling solar thermal electric generator further includes regenerative apparatus, the solar energy heating
Device and the gas combustion apparatus transmit heat to the regenerative apparatus respectively, and the regenerative apparatus generates electricity to the Stirling
The hot chamber of machine transmits heat.
Further, the regenerative apparatus is using high temperature melting salt heat-storing material, mixing salt heat-storing material, low temperature
One of fused salt class heat-storing material, metal and alloy heat-storing material are a variety of as heat-storing material.
The utility model has the beneficial effects that:
1, dish-style Stirling solar thermal electric generator is passed through electrolysis hydrogen production device and gas combustion apparatus by the utility model
It is coupled to the coal-fired thermal power generation unit of thermal power plant, using the power generation hydrogen more than needed of coal-fired thermal power generation unit, and is utilized
The energy of the hydrogen of production as gas combustion apparatus, burning generate heat supply stirling generator power generation, can effectively solve
The unstable problem of certainly existing dish-style Stirling solar thermal electric generator generated energy, and take full advantage of coal-fired firepower hair
The electric power more than needed of motor group, realizes making full use of for the energy, avoids energy waste.
2, by setting cooling cylinder radiator, and by the thermodynamic cycle system of the heat transfer of cooling cylinder radiator to thermal power plant
System, the then waste heat that can use stirling generator are reversed coal-fired thermal power generation unit concurrent heating.
3, the raw water source by using the chemical water workshop of thermal power plant as electrolysis hydrogen production device, coal-fired thermal power generation
Cooling water source of the cooling water of unit as electrolysis hydrogen production device, then can further save the energy, realize the abundant benefit of the energy
With.
4, by the setting energy storages container such as hydrogen storage vessel and regenerative apparatus, then it can be realized peak-frequency regulation
Function can first store the energy in the electricity consumption lower period, and recycling is stored when peak of power consumption
The energy generates electricity.
Detailed description of the invention
Fig. 1 is the general structure schematic diagram of the utility model.
Specific embodiment
Below with reference to attached drawing, the utility model will be further described, it should be noted that following embodiment is with this
Premised on technical solution, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is simultaneously
It is not limited to the present embodiment.
As shown in Figure 1, a kind of smooth coal coupled electricity-generation system, including dish-style Stirling solar thermal electric generator, the dish
Formula Stirling solar thermal electric generator includes solar energy heat collector 1 and stirling generator 2, the solar energy heat collector
1 transmits heat to the hot cylinder of stirling generator 2；It further include coal-fired thermal power generation unit 3, the electrolysis hydrogen production device 4 of thermal power plant
And gas combustion apparatus 5；The gas combustion apparatus 5 transmits heat to the hot cylinder of the stirling generator 2；The electrolysis
The power input of device for producing hydrogen 4 is connected to the generator 31 of the coal-fired thermal power generation unit 3, and hydrogen output end is connected to hydrogen
Gas storage container 6；The hydrogen storage vessel 6 is connected to the combustion gas input terminal of the gas combustion apparatus 5 by valve.
The working principle of above-mentioned smooth coal coupled electricity-generation system is: electric power more than needed is institute by the fire coal thermal power generation unit
Electrolysis hydrogen production device power supply is stated, the electrolysis hydrogen production device is made hydrogen and is stored in hydrogen storage vessel.In peak of power consumption
When, the hydrogen of storage burns as fuel gas supply gas combustion apparatus, and the high-temperature flue gas for generation of burning is to stirling generator
Hot cylinder is heated, and provides thermal energy for stirling generator power generation.
Dish-style Stirling solar thermal electric generator is passed through electrolysis hydrogen production device and combustion gas by above-mentioned smooth coal coupled electricity-generation system
Burner is coupled to the coal-fired thermal power generation unit of thermal power plant, utilizes the power generation hydrogen more than needed of coal-fired thermal power generation unit
Gas, and using the hydrogen of production as the energy of gas combustion apparatus, the heat that gas combustion apparatus burning generates supplies this spy
Woods electrical power generators can effectively solve the problems, such as that existing dish-style Stirling solar thermal electric generator generated energy is unstable,
And the electric power more than needed for taking full advantage of coal-fired thermal power generation unit, realizes making full use of for the energy, avoids energy waste.
The coal-fired thermal power generation unit of thermal power plant shown in the present embodiment is using existing coal-fired thermal power generation unit
Structure, including coal-burning boiler 32, steam turbine 33, generator 31, condenser 34, low-pressure heater 35, oxygen-eliminating device 36, feed pump
37, high-pressure heater 38.
Further, the dish-style Stirling solar thermal electric generator further includes having cooling cylinder radiator, and the cooling cylinder dissipates
Thermal is set at the cooling cylinder of the stirling generator, radiate and pass heat for the cooling cylinder to stirling generator
It is handed to the therrmodynamic system of the thermal power plant.Specifically the boiler of thermal power plant can be passed through by heat dissipation comb as cooling cylinder radiator
Water supply, condensed water etc. carry out heat exchange with the air at cooling cylinder, can both carry out cooling heat to cooling cylinder, heat can also be returned
It receives and utilizes.
Further, the raw water input terminal of the electrolysis hydrogen production device 4 is connected to the thermoelectricity by raw material penstock
The pure water output end in the chemical water workshop of factory；The cooling water input terminal of the electrolytic cell of the electrolysis hydrogen production device passes through cooling water
Valve is connected to the cooling water pipeline of the thermal power plant, and cooling water output end is then connected to the therrmodynamic system of the thermal power plant.
In above-mentioned setting, water resource can be not only further saved, realizes making full use of for water resource, can also will be electrolysed
The waste heat recycling of slot enters thermal power plant and carries out concurrent heating.
Further, the electrolysis hydrogen production device 4 uses alkaline aqueous solution electrolysis hydrogen production device, solid polymer electrolytic system
Hydrogen production device or high-temperature solid oxide electrolysis hydrogen production device.
Further, the dish-style Stirling solar thermal electric generator further includes regenerative apparatus 7, the solar energy heating
Device 1 and the gas combustion apparatus 6 transmit heat to the regenerative apparatus respectively, and the regenerative apparatus is sent out to the Stirling
The hot chamber of motor transmits heat.
Further, the regenerative apparatus is using high temperature melting salt heat-storing material, mixing salt heat-storing material, low temperature
One of fused salt class heat-storing material, metal and alloy heat-storing material are a variety of as heat-storing material.
For those skilled in the art, it can be provided various corresponding according to above technical solution and design
Change and modification, and all these change and modification, should be construed as being included in the utility model claims protection scope it
It is interior.
Claims (6)
1. a kind of smooth coal coupled electricity-generation system, including dish-style Stirling solar thermal electric generator, the dish-style Stirling sun
Can thermal electric generator include solar energy heat collector and stirling generator, the solar energy heat collector is to stirling generator
Hot cylinder transmit heat；It is characterized in that, further including coal-fired thermal power generation unit, electrolysis hydrogen production device and the combustion gas of thermal power plant
Burner；The gas combustion apparatus transmits heat to the hot cylinder of the stirling generator；The electrolysis hydrogen production device
Power input is connected to the generator of the coal-fired thermal power generation unit, and hydrogen output end is connected to hydrogen storage vessel；Institute
State the combustion gas input terminal that hydrogen storage vessel is connected to the gas combustion apparatus by valve.
2. smooth coal coupled electricity-generation system according to claim 1, which is characterized in that the dish-style Stirling solar heat hair
Electric installation further includes having cooling cylinder radiator, the cooling cylinder radiator be set to the stirling generator cooling cylinder at, for pair
The cooling cylinder of stirling generator is radiated and transfers heat to the therrmodynamic system of the thermal power plant.
3. smooth coal coupled electricity-generation system according to claim 1, which is characterized in that the raw water of the electrolysis hydrogen production device
Input terminal is connected to the pure water output end in the chemical water workshop of the thermal power plant by raw material penstock；The electrolytic hydrogen production dress
The cooling water input terminal for the electrolytic cell set is connected to the cooling water pipeline of the thermal power plant, cooling water output by cooling water valve
End is then connected to the therrmodynamic system of the thermal power plant.
4. smooth coal coupled electricity-generation system according to claim 1, which is characterized in that the electrolysis hydrogen production device is using alkalinity
Aqueous solution electrolysis device for producing hydrogen, solid polymer electrolytic device for producing hydrogen or high-temperature solid oxide electrolysis hydrogen production device.
5. smooth coal coupled electricity-generation system according to claim 1, which is characterized in that the dish-style Stirling solar heat hair
Electric installation further includes regenerative apparatus, and the solar energy heat collector and the gas combustion apparatus are passed to the regenerative apparatus respectively
Heat is passed, the regenerative apparatus transmits heat to the hot chamber of the stirling generator.
6. smooth coal coupled electricity-generation system according to claim 5, which is characterized in that the regenerative apparatus uses high temperature melting
One of salt heat-storing material, mixing salt heat-storing material, low-temperature molten salt class heat-storing material, metal and alloy heat-storing material or
It is a variety of to be used as heat-storing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821125939.0U CN208380762U (en) | 2018-07-16 | 2018-07-16 | A kind of smooth coal coupled electricity-generation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821125939.0U CN208380762U (en) | 2018-07-16 | 2018-07-16 | A kind of smooth coal coupled electricity-generation system |
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| CN208380762U true CN208380762U (en) | 2019-01-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242523A (en) * | 2019-06-17 | 2019-09-17 | 宋凤玲 | A kind of fused salt electricity generation system with energy storage function |
-
2018
- 2018-07-16 CN CN201821125939.0U patent/CN208380762U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242523A (en) * | 2019-06-17 | 2019-09-17 | 宋凤玲 | A kind of fused salt electricity generation system with energy storage function |
| CN110242523B (en) * | 2019-06-17 | 2021-06-04 | 宋凤玲 | Fused salt power generation system with energy storage function |
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