CN102797516A - Universal power grid summit-eliminating valley-flattening storage power station beneficiated by various natural energies - Google Patents
Universal power grid summit-eliminating valley-flattening storage power station beneficiated by various natural energies Download PDFInfo
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- CN102797516A CN102797516A CN2012102642795A CN201210264279A CN102797516A CN 102797516 A CN102797516 A CN 102797516A CN 2012102642795 A CN2012102642795 A CN 2012102642795A CN 201210264279 A CN201210264279 A CN 201210264279A CN 102797516 A CN102797516 A CN 102797516A
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- 238000003860 storage Methods 0.000 title claims abstract description 72
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- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 238000010248 power generation Methods 0.000 claims abstract description 13
- 238000009413 insulation Methods 0.000 claims abstract description 11
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical group OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 18
- 239000003507 refrigerant Substances 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000009825 accumulation Methods 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000005855 radiation Effects 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- 239000002826 coolant Substances 0.000 claims description 6
- 238000007710 freezing Methods 0.000 claims description 6
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- 239000012266 salt solution Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 3
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
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- 239000007789 gas Substances 0.000 description 11
- 238000005457 optimization Methods 0.000 description 9
- 238000004146 energy storage Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
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Classifications
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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
- Y02E10/50—Photovoltaic [PV] energy
-
- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Abstract
The invention relates to a universal power grid summit-eliminating valley-flattening storage power station beneficiated by various natural energies, provided for solving the problem that the prior art is easily limited by the territory condition. The storage power station comprises one or more than one compressed air storing tank with a heat insulation layer and a photovoltaic power generation device, a gas outlet pipe of each compressed air storing tank is connected with a gas driven generator by a check valve and a heating device, and a gas inlet pipe of each compressed air storing tank is connected with an air compressor by a cooling device; the surplus electricity of the power grid drives the air compressor to store the compressed air, and when the power grid is insufficient in power supply, the stored compressed air drives a generator to supply the power to the power grid; and the photovoltaic power generation device drives a steam compressed air conditioner, a heat absorbing end of the air conditioner absorbs heat from the cooling device, and a cooling end of the air conditioner supplies heat to the heating device. The storage power station is low in investment cost, low in operation cost, high in output benefit, long in service life, is not limited by the territory condition, particularly used for adjusting the electric power storage power grid in one day or in a short time, reliable in performance, high in power supply guaranteeing capability, outstanding in economic, social and environmental benefits, very suitable for popularization and use in all regions.
Description
Technical field
The present invention relates to a kind of storage station that adjusts electrical network, particularly relate to one kind of multiple natural energies and support the general type electrical network of synergy Pinggu, peak storage station that disappears.
Background technique
Large-scale power station be because the scale of unit enough could obtain gratifying efficient greatly, but the power station that huge unit is housed receives the restriction of various conditions can not the exchange premium user again, so have to centralized power generation flow to the user by electrical network.The flexibility of its generating that but unit is big can not adapt to needs in every family again, and electrical network changes with user's power load and is rendered as the peak sometimes, then is rendered as low ebb sometimes.At present; When solving peak of power consumption when electricity shortage and low power consumption the main means of power wastage problem have: 1, subsequent use unit; Owing to be not easy to frequent switching on and shutting down, this mode only is applicable to over a long time and adjusts, like the adjustment of the adjustment of peak of power consumption in summer, Spring Festival peak of power consumption; 2, build pumped storage power station, though this mode time go up convenient control,, takes up an area of morely, receive the restriction of water source and landform bigger, invest greatly, it is low to save benefit, is difficult to apply; 3, there is report to produce hydrogen and oxygen, stores, when treating that electrical network crest electric weight is not enough with electrical network trough electric weight brine electrolysis more than needed; With fuel cell the hydrogen that stores is turned round into electric power with oxygen again, return and be defeated by electrical network, this mode; Because fuel cell technology is still immature, cost an arm and a leg, the life-span is short; Can not guarantee economic benefit, at present, the feasibility of also not applying.
In many rural areas, because transmission of electricity distribution condition restriction, it is sufficient daytime electric power usually to occur, and evening, peak of power consumption electric power wretched insufficiency even can't use the household electric appliance problem.In summer heat weather, because air conditioning electricity increases severely power cuts to limit consumption phenomenon everywhere; Make many factories have to stop production etc.; Perhaps use expensive diesel oil to provide unit generation for oneself, had a strong impact on industrial and agricultural production and social life order, cause many unnecessary loss.In the current society that science is flourishing, technology is perfect, manpower and materials are sufficient; Still because of letting people extremely ration the power supply, the electrical network technology of regulating and storing that lacks advanced practicality decocts; Still let the valuable electric power of having more than needed out run off in vain; Basic reason is the disappearance of technological innovation, fundamentally: not innovation, with regard to no future.
Summary of the invention
The object of the invention is to overcome the above-mentioned defective of existing technology; Provide that a kind of cost of investment is low, the life-span is long; On-road efficiency is considerable, not limited by regional condition, and the multiple natural energy of the electrical network that is particularly suitable for regulating and storing in a day or short time is supported the general type electrical network of synergy Pinggu, peak storage station that disappears.
For realizing above-mentioned purpose; Compressed air reservoir and photovoltaic power generation apparatus (perhaps device of solar generating) that the multiple natural energy of the present invention is supported to disappear the general type electrical network of synergy Pinggu, peak storage station comprised that one or more has insulating; The steam outlet pipe of said compressed air reservoir is connected the generator of one or more levels turbo-generator or piston (perhaps plunger) formula compressed air engine driving or the generator of gas-turbine and piston type compressed air motor tandem drive through check valve with heating apparatus, the suction tude of said compressed air reservoir connects air compressor through cooling device; The more than needed electric drive air compressor storing compressed air of electrical network, when mains supply was not enough, the compressed air-driven generator of storage was to mains supply; Said photovoltaic power generation apparatus drives the steam compressing air conditioner machine, and the heat absorbing end of air conditioner is absorbed heat from cooling device, and the radiating end of air conditioner is to the heating apparatus heat supply.Said turbo-generator also can be called turbogenerator.Said air compressor can be for multistage, equipped cooling device between the multi-staged air compressor.When gas-turbine and piston type compressed air motor tandem drive; The high-pressure air pioneer who the comes from steam outlet pipe turbine of taking offence; The gas-turbine generating; Gas-turbine discharge through the pressurized air of low-pressure slightly of gas-turbine Preliminary Exploitation driven plunger formula compressed air engine again, compressed air engine drives generator for electricity generation equally.Certainly can also be to come from piston type compressed air tail gas and drive turbine generation again.Certainly, can also be that the turbo machine of plural serial stage generates electricity side by side.Multistage utilization like this can fully discharge the energy that is stored in the pressurized air, guarantees the accumulation of energy benefit.Cooling device can make pressurized air significantly reduce volume, improves the pressurized air efficiency of storage; Heating apparatus can significantly increase the pressurized air volume, improves compressed air pressure, exports more power and electric power through compressed air engine.
Adopt device of solar generating through driving the steam compressing air conditioner machine, make the hot junction of air conditioner and cold junction can both be used for gain compression air energy-storage benefit, the gain energy is not wasted; Promptly can not increase the accumulation of energy cost, can significantly improve energy storage efficiency again, and the power station setting does not receive any condition restriction; Power plant scale is changeable, and on-road efficiency can be not poor, art recognized; There are considerable interests to get economically; Can also significantly save electric power energy on the whole, reduce electrical network pressure, improve power supply level.Have that cost of investment is low, the life-span is long, on-road efficiency is considerable, not limited by regional condition, is particularly suitable for one day or the advantage of the electrical network of regulating and storing in other short time.
As optimization, said heating apparatus also receives the heat of the air condition compressor radiating end of wind energy conversion system or wind-driven generator driving, and the air condition compressor heat absorbing end that said wind energy conversion system or wind-driven generator drive siphons away heat from said cooling device.Here internal force drives air condition compressor, can be direct driving, also can be that wind energy conversion system drive air compressor produces pressurized air, and pressurized air is transported to the air conditioner place through pipeline, drives the air condition compressor operation through pneumatic motor.Further Caes is gained with wind energy that need not operating cost; Promptly can increase energy storage efficiency, can not increase the energy storage cost again, can significantly improve the on-road efficiency of storage station of the present invention; Not limited by terrian condition, be very beneficial for promoting.
As optimization, said heating apparatus also receives the heat that solar heat collector provides.Said solar heat collector is electron tubes type solar thermal collector or focus solar collector.Solar thermal collector passes through thermal medium to the heating apparatus transfer heat; Solar thermal collector drives air-conditioning again with above-mentioned photovoltaic generation and compares; The transformation of energy link reduces significantly; Solar energy is directly changed into the pressurized air that heat energy just directly is used to add the heat output generating, and solar thermal energy is directly changed into the kinetic energy of drive compression air generator, and the solar energy utilization ratio is high.
As optimization; Serial connection stops the one-way valve of pressurized air to the storage tank backflow earlier on the steam outlet pipe between said compressed air reservoir to the heating apparatus; Serial connection has the preheating gas holder of insulation layer again; The heat that said air compressor and said generator distribute transfers to the heat exchanger that disposes in the preheating gas holder through air-flow or flow thermal medium and thermal medium feedway, to the supercharging of heating of the pressurized air in the preheating gas holder.Heat? recovery with the energy storage and the equipment self by-product that releases energy; Convert the kinetic energy that drives gas-turbine generator or the generating of other gas driven generator to through the preheating gas holder of setting up; Final gain also can significantly improve energy conversion efficiency for feeding back the electric energy to electrical network.
As optimization; The suction port of said air compressor connects the air intake heat exchanger through suction tude; Tap water air intake heat exchanger of flowing through in city's is lowered the temperature to air intake, perhaps takes out from the cold water of the rivers bottom air intake heat exchanger of flowing through air intake is lowered the temperature, and the rivers that flow out the air intake heat exchanger are failed back rivers through pipeline again; Perhaps utilize the water curtain cooling back air stream of the flowing through air intake heat exchanger of flowing through, air intake is lowered the temperature; Perhaps take out cold air flow from the bomb shelter through the air intake heat exchanger, air intake is lowered the temperature; Any a plurality of combinations of perhaps above four kinds of modes are lowered the temperature to air intake.Said cool-down method is to use the cooling in advance before air is compressed of the intrinsic low temperature of nature to reduce volume, can significantly reduce volume of air and temperature, reduces the air compressor load; It is low to reduce the air compression cost; And convenient the utilization is through reducing compressed air temperature, compresses volume of air; The pressurized air efficiency of storage can be significantly improved, and the energy storage cost can be do not increased.
As optimization, auxiliary connection air intake heat exchanger between said air compressor and the cooling device, the cold water of the main air heat exchanger into of flowing through or the gas air of aforementioned auxiliary air intake heat exchanger after to compression of flowing through again lowered the temperature in advance.Secondary air intake heat exchanger lowers the temperature for the pressurized air that gets into cooling device in advance, reduces the cooling load of cooling device, improves the efficient and the benefit of cooling device compresses volume of air and pressure, reduces the load of compressed air storage tank.
As optimization, said heating apparatus and cooling device all are with the perhaps air inlet of giving vent to anger the heat-exchange device configuration pump circulation of big heat exchange contact face or the heat-accumulation type hot medium or the cold storage refrigerant medium of natural circulation to be arranged; The self cooling medium draw heat of the heat absorbing end of said air conditioner makes the refrigerant medium cooling, and the radiating end of said air conditioner heats up thermal medium to the thermal medium transfer heat.Design like this in energy storage or release in the time of shutting down, also can be got off the heat energy or the cold storage of needs through accumulation of heat or cool storage function, urgent need in the time of can realizing just that whole day accumulation of energy or cold-storage supply indivedual peak regulations or Pinggu.Be very beneficial for putting aside more cold and hot energy, improve the ability of natural energy gain power station benefit.
As optimization; Said accumulation of heat be with the equipped said heat-exchange device of compressed air reservoir steam outlet pipe below UNICOM's configuration have the thermal medium storage tank of insulating; The thermal medium transfer heat of the radiating end of said air conditioner in the thermal medium storage tank; Because after pressurized air conducts heat cooling, the heat that thermal medium stores in the thermal medium storage tank can constantly rise to the heat-exchange device additional heat because heat rises reason when heat-exchange device; Said cold-storage is the refrigerant medium storage tank that has insulating with the equipped said heat-exchange device top UNICOM configuration of compressed air reservoir suction tude; Refrigerant medium draw heat in the self cooling medium storage tank of the heat absorbing end of said air conditioner; After heat-exchange device receives the intensification of pressurized air heat; Refrigerant medium storage tank also can be because of the cold reason of falling, and is constantly descending, from the heat-exchange device draw heat.Thereby realize not having the pump circulation means also can realize heat exchange.
As optimization, said thermal medium is conduction oil or water, and said refrigerant medium is ethylene glycol or lower freezing point salt solution; The said heat-exchange device equipped with the compressed air reservoir steam outlet pipe is the two-stage of connecting in front and back, and compressed air reservoir serial connection one-level water earlier is the low heat-heat exchanger of medium, and being connected in series the one-level conduction oil again is the high heat-heat exchanger of medium; With the two-stage that the equipped said heat-exchange device of compressed air reservoir suction tude is also connected for front and back, compressed air reservoir serial connection one-level lower freezing point salt solution earlier is the normal cold and warm exchanger of medium, and being connected in series one-level ethylene glycol again is the high cold and warm exchanger of medium.The front and back stages heat exchanger can significantly improve heat exchanging function and efficient.Divide temperature level refrigerant and heating agent to also help cold energy and the thermal energy that makes full use of the different temperatures scope, be very beneficial for improving energy conversion efficiency.
As optimization; The working medium of said air conditioner is a liquefied ammonia; Said storage tank insulating layered structure from the inside to the outside is the outer cover shell of heat insulation carpet veneer, thermal radiation reflection film, polyurethane foam layer, thermal radiation reflection film, heat insulation carpet veneer, the radiation that flashes back the sunlight; This multi-layer heat preserving design can guarantee heat insulation effect to greatest extent, avoids being incubated the energy loss of link; Said suction tude and steam outlet pipe all are fitted with insulating.
After adopting technique scheme, the multiple natural energy of the present invention supports the general type electrical network of synergy Pinggu, peak storage station that disappears to have that cost of investment is low, operating cost is few, and output benefit is high; Life-span is long, not limited by regional condition, and electrical network was particularly suitable for one day or regulated and stored in the short time; Reliable performance; The power supply supportability is strong, and the economic society environmental benefit is outstanding, is fit to very much the advantage that apply various places.
Embodiment
Embodiment one; Compressed air reservoir and photovoltaic power generation apparatus that the multiple natural energy of the present invention is supported to disappear the general type electrical network of synergy Pinggu, peak storage station comprised that one or more has insulating; The steam outlet pipe of said compressed air reservoir is connected one-level or multistage turbo-generator through check valve with heating apparatus, the suction tude of said compressed air reservoir connects air compressor through cooling device; The more than needed electric drive air compressor storing compressed air of electrical network, when mains supply was not enough, the compressed air-driven generator of storage was to mains supply; Said photovoltaic power generation apparatus drives the steam compressing air conditioner machine, and the heat absorbing end of air conditioner is absorbed heat from cooling device, and the radiating end of air conditioner is to the heating apparatus heat supply.
Embodiment two; Compressed air reservoir and photovoltaic power generation apparatus that the multiple natural energy of the present invention is supported to disappear the general type electrical network of synergy Pinggu, peak storage station comprised that one or more has insulating; The steam outlet pipe of said compressed air reservoir is connected the generator that piston type compressed air motor drives through check valve with heating apparatus, the suction tude of said compressed air reservoir connects air compressor through cooling device; The more than needed electric drive air compressor storing compressed air of electrical network, when mains supply was not enough, the compressed air-driven generator of storage was to mains supply; Said photovoltaic power generation apparatus drives the steam compressing air conditioner machine, and the heat absorbing end of air conditioner is absorbed heat from cooling device, and the radiating end of air conditioner is to the heating apparatus heat supply.
Embodiment three; Compressed air reservoir and photovoltaic power generation apparatus that the multiple natural energy of the present invention is supported to disappear the general type electrical network of synergy Pinggu, peak storage station comprised that one or more has insulating; The generator that the gas-turbine of series connection and piston type compressed air motor drove before and after the steam outlet pipe of said compressed air reservoir was connected with heating apparatus through check valve, the suction tude of said compressed air reservoir connects air compressor through cooling device; The more than needed electric drive air compressor storing compressed air of electrical network, when mains supply was not enough, the compressed air-driven generator of storage was to mains supply; Said photovoltaic power generation apparatus drives the steam compressing air conditioner machine, and the heat absorbing end of air conditioner is absorbed heat from cooling device, and the radiating end of air conditioner is to the heating apparatus heat supply.
Embodiment four; The multiple natural energy of the present invention supports the disappear difference of Pinggu, peak storage station and embodiment 1-3 of the general type electrical network of synergy to be: said heating apparatus also receives the heat of the air condition compressor radiating end that wind energy conversion system or wind-driven generator drive, and the air condition compressor heat absorbing end of said wind energy conversion system or wind-driven generator driving siphons away heat from said cooling device.
Embodiment five, and the multiple natural energy of the present invention supports the disappear difference of Pinggu, peak storage station and embodiment 1-4 of the general type electrical network of synergy to be: said heating apparatus also receives the heat that solar heat collector provides.Said solar heat collector is electron tubes type solar thermal collector or focus solar collector.
Embodiment six; The multiple natural energy of the present invention supports the general type electrical network of synergy Pinggu, peak storage station that disappears to be with the difference of embodiment 1-5: on the steam outlet pipe between said compressed air reservoir to the heating apparatus, be connected in series earlier the one-way valve of prevention pressurized air to the storage tank backflow; Serial connection has the preheating gas holder of insulation layer again; The heat that said air compressor and said generator distribute transfers to the heat exchanger that disposes in the preheating gas holder through air-flow or flow thermal medium and thermal medium feedway, to the supercharging of heating of the pressurized air in the preheating gas holder.
Embodiment seven; The multiple natural energy of the present invention supports the general type electrical network of synergy Pinggu, peak storage station that disappears to be with the difference of embodiment 1-7: the suction port of said air compressor is connected the air intake heat exchanger through suction tude; Tap water air intake heat exchanger of flowing through in city's is lowered the temperature to air intake; Perhaps take out from the cold water of the rivers bottoms air intake heat exchanger of flowing through air intake is lowered the temperature; The rivers that flow out the air intake heat exchanger fail back rivers through pipeline again, perhaps utilize the water curtain of flowing through to lower the temperature after the air stream air intake heat exchanger of flowing through, air intake is lowered the temperature; Perhaps take out cold air flow from the bomb shelter through the air intake heat exchanger, air intake is lowered the temperature; Any a plurality of combinations of perhaps above four kinds of modes are lowered the temperature to air intake.
Embodiment eight; The multiple natural energy of the present invention supports disappear Pinggu, peak storage station and embodiment's 7 the difference of the general type electrical network of synergy to be: auxiliary connection air intake heat exchanger between said air compressor and the cooling device, the cold water of the main air heat exchanger into of flowing through or the gas aforementioned auxiliary air intake heat exchanger of flowing through is again lowered the temperature to the air after compressing in advance.
Embodiment nine, and the multiple natural energy of the present invention supports the disappear difference of Pinggu, peak storage station and embodiment 1-8 of the general type electrical network of synergy to be: said heating apparatus and cooling device all are and give vent to anger or air inlet has perhaps cold storage refrigerant medium of heat-accumulation type hot medium that the heat-exchange device of big heat exchange contact face disposes pump circulation or natural circulation; The self cooling medium draw heat of the heat absorbing end of said air conditioner makes the refrigerant medium cooling, and the radiating end of said air conditioner heats up thermal medium to the thermal medium transfer heat.
Embodiment ten; The multiple natural energy of the present invention supports disappear Pinggu, peak storage station and embodiment's 9 the difference of the general type electrical network of synergy to be: said accumulation of heat be with the equipped said heat-exchange device of compressed air reservoir steam outlet pipe below UNICOM dispose the thermal medium storage tank with insulating, the thermal medium transfer heat of the radiating end of said air conditioner in the thermal medium storage tank; Said cold-storage is the refrigerant medium storage tank that has insulating with the equipped said heat-exchange device top UNICOM configuration of compressed air reservoir suction tude, the refrigerant medium draw heat in the self cooling medium storage tank of the heat absorbing end of said air conditioner.
Embodiment 11, and the multiple natural energy of the present invention supports disappear Pinggu, peak storage station and embodiment's 9 the difference of the general type electrical network of synergy to be: said thermal medium is conduction oil or water, and said refrigerant medium is ethylene glycol or lower freezing point salt solution; The said heat-exchange device equipped with the compressed air reservoir steam outlet pipe is the two-stage of connecting in front and back, and compressed air reservoir serial connection one-level water earlier is the low heat-heat exchanger of medium, and being connected in series the one-level conduction oil again is the high heat-heat exchanger of medium; With the two-stage that the equipped said heat-exchange device of compressed air reservoir suction tude is also connected for front and back, compressed air reservoir serial connection one-level lower freezing point salt solution earlier is the normal cold and warm exchanger of medium, and being connected in series one-level ethylene glycol again is the high cold and warm exchanger of medium.
Embodiment 12; The multiple natural energy of the present invention supports the disappear difference of Pinggu, peak storage station and embodiment 1-11 of the general type electrical network of synergy to be: the working medium of said air conditioner is a liquefied ammonia, and said storage tank insulating layered structure from the inside to the outside is the outer cover shell of heat insulation carpet veneer, thermal radiation reflection film, polyurethane foam layer, thermal radiation reflection film, heat insulation carpet veneer, the radiation that flashes back the sunlight; Said suction tude and steam outlet pipe all are fitted with insulating.
Claims (10)
1. one kind of multiple natural energies are supported the general type electrical network of synergy Pinggu, peak storage station that disappears; It is characterized in that the compressed air reservoir and the photovoltaic power generation apparatus that comprise that one or more has insulating; The steam outlet pipe of said compressed air reservoir is connected one or more levels turbo-generator or the generator of piston type compressed air motor driving or the generator of gas-turbine and piston type compressed air motor tandem drive through check valve with heating apparatus, the suction tude of said compressed air reservoir connects air compressor through cooling device; The more than needed electric drive air compressor storing compressed air of electrical network, when mains supply was not enough, the compressed air-driven generator of storage was to mains supply; Said photovoltaic power generation apparatus drives the steam compressing air conditioner machine, and the heat absorbing end of air conditioner is absorbed heat from cooling device, and the radiating end of air conditioner is to the heating apparatus heat supply.
2. according to the said storage station of claim 1; It is characterized in that said heating apparatus also receives the heat of the air condition compressor radiating end of wind energy conversion system or wind-driven generator driving, the air condition compressor heat absorbing end that said wind energy conversion system or wind-driven generator drive siphons away heat from said cooling device.
3. according to the said storage station of claim 1, it is characterized in that said heating apparatus also receives the heat that solar heat collector provides.Said solar heat collector is electron tubes type solar thermal collector or focus solar collector.
4. according to the said storage station of claim 1; It is characterized in that the one-way valve that the pressurized air of serial connection prevention earlier refluxes to storage tank on the steam outlet pipe between said compressed air reservoir to the heating apparatus; Serial connection has the preheating gas holder of insulation layer again; The heat that said air compressor and said generator distribute transfers to the heat exchanger that disposes in the preheating gas holder through air-flow or flow thermal medium and thermal medium feedway, to the supercharging of heating of the pressurized air in the preheating gas holder.
5. according to the said storage station of claim 1; The suction port that it is characterized in that said air compressor connects the air intake heat exchanger through suction tude; Tap water air intake heat exchanger of flowing through in city's is lowered the temperature to air intake, perhaps takes out from the cold water of the rivers bottom air intake heat exchanger of flowing through air intake is lowered the temperature, and the rivers that flow out the air intake heat exchanger are failed back rivers through pipeline again; Perhaps utilize the water curtain cooling back air stream of the flowing through air intake heat exchanger of flowing through, air intake is lowered the temperature; Perhaps take out cold air flow from the bomb shelter through the air intake heat exchanger, air intake is lowered the temperature; Any a plurality of combinations of perhaps above four kinds of modes are lowered the temperature to air intake.
6. according to the said storage station of claim 5; It is characterized in that auxiliary connection air intake heat exchanger between said air compressor and the cooling device, the cold water of the main air heat exchanger into of flowing through or the gas air of aforementioned auxiliary air intake heat exchanger after to compression of flowing through again lowered the temperature in advance.
7. according to claim 1 or 2 or 3 or 4 or 5 or 6 said storage station, it is characterized in that said heating apparatus and cooling device all are with the perhaps air inlet of giving vent to anger the heat-exchange device configuration pump circulation of big heat exchange contact face or the heat-accumulation type hot medium or the cold storage refrigerant medium of natural circulation to be arranged; The self cooling medium draw heat of the heat absorbing end of said air conditioner makes the refrigerant medium cooling, and the radiating end of said air conditioner heats up thermal medium to the thermal medium transfer heat.
8. according to the said storage station of claim 7; It is characterized in that said accumulation of heat be with the equipped said heat-exchange device of compressed air reservoir steam outlet pipe below UNICOM's configuration have the thermal medium storage tank of insulating, the thermal medium transfer heat of the radiating end of said air conditioner in the thermal medium storage tank; Said cold-storage is the refrigerant medium storage tank that has insulating with the equipped said heat-exchange device top UNICOM configuration of compressed air reservoir suction tude, the refrigerant medium draw heat in the self cooling medium storage tank of the heat absorbing end of said air conditioner.
9. said according to Claim 8 storage station is characterized in that said thermal medium is conduction oil or water, and said refrigerant medium is ethylene glycol or lower freezing point salt solution; The said heat-exchange device equipped with the compressed air reservoir steam outlet pipe is the two-stage of connecting in front and back, and compressed air reservoir serial connection one-level water earlier is the low heat-heat exchanger of medium, and being connected in series the one-level conduction oil again is the high heat-heat exchanger of medium; With the two-stage that the equipped said heat-exchange device of compressed air reservoir suction tude is also connected for front and back, compressed air reservoir serial connection one-level lower freezing point salt solution earlier is the normal cold and warm exchanger of medium, and being connected in series one-level ethylene glycol again is the high cold and warm exchanger of medium.
10. according to claim 1 or 2 or 3 or 4 or 5 or 6 said storage station; The working medium that it is characterized in that said air conditioner is a liquefied ammonia, and said storage tank insulating layered structure from the inside to the outside is the outer cover shell of heat insulation carpet veneer, thermal radiation reflection film, polyurethane foam layer, thermal radiation reflection film, heat insulation carpet veneer, the radiation that flashes back the sunlight; Said suction tude and steam outlet pipe all are fitted with insulating.
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| CN102797516B (en) | 2016-01-20 |
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Owner name: STATE GRID CORPORATION OF CHINA Effective date: 20121130 |
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Effective date of registration: 20121130 Address after: 136200 Liaoyuan province Longshan District, Jilin, Ning Ning Road, No. 63 Applicant after: Liaoyuan Power Supply Co., Ltd. of Jilin Electric Power Co., Ltd. Applicant after: State Grid Corporation of China Address before: 136200 Jilin province Liaoyuan Dongji Road No. 280 Applicant before: Liaoyuan Power Supply Co., Ltd. of Jilin Electric Power Co., Ltd. |
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Inventor after: Liu Yang Inventor after: Zhang Chuangang Inventor after: Wang Xiaoqiang Inventor after: Song Ximing Inventor after: Chen Zhong Inventor after: Wang Chengjin Inventor after: Yuan Zeping Inventor after: Chen Chao Inventor after: Wang Dejun Inventor after: Dong Shihong Inventor after: Duan Wenbao Inventor after: Gao Feng Inventor after: Shen Yue Inventor after: Xu Ganfei Inventor after: Song Jiahang Inventor after: Li Chongyan Inventor before: Liu Yang Inventor before: Wang Dejun Inventor before: Dong Shihong Inventor before: Duan Wenbao Inventor before: Gao Feng Inventor before: Shen Yue |
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