CN110185591A - A kind of photo-thermal power generation energy supplying system for agricultural industry garden - Google Patents
A kind of photo-thermal power generation energy supplying system for agricultural industry garden Download PDFInfo
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- CN110185591A CN110185591A CN201910604020.2A CN201910604020A CN110185591A CN 110185591 A CN110185591 A CN 110185591A CN 201910604020 A CN201910604020 A CN 201910604020A CN 110185591 A CN110185591 A CN 110185591A
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- 238000010248 power generation Methods 0.000 title claims abstract description 26
- 238000003860 storage Methods 0.000 claims abstract description 27
- 238000004146 energy storage Methods 0.000 claims abstract description 23
- 150000003839 salts Chemical class 0.000 claims description 74
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 43
- 238000010438 heat treatment Methods 0.000 claims description 42
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims description 28
- 238000005057 refrigeration Methods 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 18
- 238000002844 melting Methods 0.000 claims description 18
- 230000008018 melting Effects 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 16
- 239000002028 Biomass Substances 0.000 claims description 14
- 238000009833 condensation Methods 0.000 claims description 11
- 239000002689 soil Substances 0.000 claims description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 239000000498 cooling water Substances 0.000 claims description 8
- 230000005494 condensation Effects 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 238000009395 breeding Methods 0.000 claims description 3
- 230000001488 breeding effect Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 7
- 239000003921 oil Substances 0.000 description 29
- 239000002918 waste heat Substances 0.000 description 11
- 230000009471 action Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 2
- 239000000809 air pollutant Substances 0.000 description 2
- 231100001243 air pollutant Toxicity 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 239000006200 vaporizer Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000002154 agricultural waste Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000031709 bromination Effects 0.000 description 1
- 238000005893 bromination reaction Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006392 deoxygenation reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/243—Collecting solar energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
- F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/06—Devices for producing mechanical power from solar energy with solar energy concentrating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/006—Methods of steam generation characterised by form of heating method using solar heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/20—Climate change mitigation technologies for sector-wide applications using renewable energy
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental Sciences (AREA)
- Materials Engineering (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention discloses a kind of photo-thermal power generation energy supplying systems for agricultural industry garden, including agricultural facility unit, solar heat collection, energy storage unit, generator unit, low temperature supply unit and across season thermal storage unit, the collector array alternate setting side by side of the agricultural facility unit and the solar heat collection, energy storage unit, the low temperature supply unit are connect with across the season thermal storage unit；Steam generator, superheater and reheater are provided between the solar heat collection, energy storage unit and the generator unit, the generator unit is connect with the low temperature supply unit by condenser.A kind of photo-thermal power generation energy supplying system for agricultural industry garden of the present invention using the above structure realizes cascade utilization of the energy from high temperature to low temperature, improves the economic benefit of Agricultural Industrialized Parks.
Description
Technical field
The present invention relates to field of renewable energy technology, supply more particularly to a kind of photo-thermal power generation for agricultural industry garden
It can system.
Background technique
From 2017 to the year two thousand twenty, the whole nation will create a National modern Agricultural Industrialized Parks, modern agriculture industrial park more than 300
Area is the Typical Representative that traditional agriculture changes to modern agriculture, and traditional agriculture will be pushed to send out to highly efficient and productive agricultural modernization
Exhibition can drive Rural Development, increasing peasant income and rural Industrial Convergence, push rural industry development.Since China's agricultural is long-term
Insufficient investment, agricultural industry garden general position is remote, and auxiliary facility is not perfect, how to solve the low-carbon energy of Agricultural Industrialized Parks
Problem is current urgent problem to be solved.
Agricultural Industrialized Parks need to consume mass energy in winter to heat, and the greenhouse of the northern area of China is more at present
It is heated using modes such as coal-burning boilers, not only Air Pollutant Emission is exceeded, and cause atmosphere pollution increasingly severe, and
Coal yard, cinder are serious to soil pollution, are unfavorable for the plantation of crops, at present agriculture field be badly in need of development green cleaning, can
The heating system of the renewable sources of energy.
In power generation process, high-temperature steam is discharged to the temperature of waste heat in condenser in 25- after the acting of steam turbine turbine
50 DEG C or so, belong to low-grade heat source, after heat pump of high-temp water source extraction heating can be used in winter, greenhouse given to heat,
But when spring and autumn three quarters do not need heating, larger using difficulty, heat is discharged into air by cooling tower, and thermal energy waste is tight
Weight, this partial heat can be stored in conjunction with the characteristics of agricultural industry garden by being badly in need of a kind of technology, realize the function across season accumulation of heat
Can, to realize making full use of from high-grade thermal energy to low grade heat energy.
Summary of the invention
The object of the present invention is to provide a kind of photo-thermal power generation energy supplying system for agricultural industry garden, whole year is realized to agricultural
Industrial zone and outside plant provide electric energy, can also utilize generating waste-heat, realize the function of waste heat cross-season energy storage in non-heating season
Can, meet the needs of refrigeration in summer, meet the needs of heating in heating season, realizes step benefit of the energy from high temperature to low temperature
With improving the economic benefit of Agricultural Industrialized Parks.
To achieve the above object, the present invention provides a kind of photo-thermal power generation energy supplying systems for agricultural industry garden, including
Agricultural facility unit, solar heat collection, energy storage unit, generator unit, low temperature supply unit and across season thermal storage unit, the agricultural
The collector array alternate setting side by side of facilities units and the solar heat collection, energy storage unit, the low temperature supply unit and institute
State across season thermal storage unit connection；
Steam generator, superheater and reheating are provided between the solar heat collection, energy storage unit and the generator unit
Device, the generator unit are connect with the low temperature supply unit by condenser.
Preferably, the solar heat collection, energy storage unit include sequentially connected second electric T-shaped valve, gs-oil separator,
Heat-transfer Oil Pump, the first electric T-shaped valve, groove type heat collector, oily salt heat exchanger and third electric T-shaped valve, described first electronic three
Port valve is also connected to the oiler of the oily salt heat exchanger.
Preferably, one end of the oily salt heat exchanger connects low-temperature molten salt tank, and the other end connects high temperature melting salt cellar, described
The outlet side of low-temperature molten salt tank is pumped equipped with low-temperature molten salt, and the outlet side of the high temperature melting salt cellar is equipped with high-temperature melting salt pump, the height
The inside of temperature molten salt tank and the low-temperature molten salt tank is equipped with anti-condensation electric heater.
Preferably, the side of the gs-oil separator is equipped with the high-low-position slot device of connection nitrogen seal device.
Preferably, the pipeline of third electric T-shaped valve one end connects after reheater with second electric T-shaped valve
Logical, the pipeline of the third electric T-shaped valve other end sequentially passes through after superheater, steam generator with described second electronic three
Port valve connection.
Preferably, the generator unit includes sequentially connected steam turbine, condenser, condensate pump, low-pressure heater, removes
The pipeline of oxygen device, high-pressure heater, the 4th electric T-shaped valve and biomass boiler, the 4th electric T-shaped valve also sequentially passes through
It is connected to after the steam generator, the superheater with the high pressure cylinder of the steam turbine, the high pressure cylinder outlet of the steam turbine
It is connect after the reheater with the turbine low pressure cylinder, the high pressure cylinder of the biomass boiler and the steam turbine connects
Logical, one end of the turbine low pressure cylinder is equipped with steam turbine generator, the low pressure (LP) cylinder of the steam turbine pass through respectively pump-line with
The low-pressure heater, the oxygen-eliminating device, the high-pressure heater are connected with lithium bromide chiller.
Preferably, the low temperature supply unit includes heat exchange coil, cooling water in the condenser for be successively closed connection
Circulating pump, the 5th electric T-shaped valve, the 6th electric T-shaped valve, high temperature earth source heat pump unit and the 7th electric T-shaped valve, described
Five electric T-shaped valves also pass through cooling tower, electric two-way valve is connected to the heat exchange coil water inlet of the condenser, the bromination
The water outlet of lithium unit is also connected to the water inlet of the cooling tower.
Preferably, the lithium bromide chiller is connect with the refrigeration mechanism of the agricultural facility unit, the agricultural facility list
The refrigeration mechanism water outlet of member is connected to by refrigeration cycle pump with the water inlet of the lithium bromide chiller；
Preferably, the condensation end of the high temperature earth source heat pump unit is connect with the heating mechanism of the agricultural facility unit,
The heating mechanism water outlet of the agricultural facility unit passes through the condensation end of heating circulation pump and the high temperature earth source heat pump unit
Water inlet connection.
Preferably, the 6th electric T-shaped valve is also connected to the entrance across season thermal storage unit, and the described 7th is electronic
Triple valve is also connected to the water outlet across season thermal storage unit, and across the season thermal storage unit is by the soil vertical is arranged
Underground pipe array is constituted；
The agricultural facility unit further includes greenhouse and breeding room.
Therefore a kind of photo-thermal power generation energy supplying system for agricultural industry garden of the present invention using the above structure, beneficial effect
It is at least as follows:
(1) present invention is arranged in juxtaposition using greenhouse is alternate with solar groove type heat collector, solar groove type heat collector
Under can normally plant crops, the traditional agriculture of changing over uses the plane in soil in this way, improves agricultural industry garden
Land utilization ratio, realize effective combination of modern agriculture and clean energy resource, solve agricultural industry garden remoteness, basis
Facilities Construction falls behind, and energizes the insufficient problem of facility.
(2) present invention is configured with high-temperature molten salt energy storage device and biomass boiler ancillary equipment, can annual stable electric generation,
Cross-season energy storage and cooling in summer are carried out using generating waste-heat in non-heating season, utilizes generating waste-heat and across season accumulation of heat list in heating season
Member heats, and in this way by the cascade utilization of the energy, realizes making full use of from high-grade thermal energy to low grade heat energy, energy conservation
Significant effect can bring preferable economic benefit to agricultural industry garden.
(3) agricultural industry garden can be used in coupled solar of the present invention and two kinds of renewable energy of biomass energy, biomass energy
Waste straw, waste bacterium rod or other agricultural wastes can be realized the closed cycle of agricultural production as source, and by agriculture waste
Waste be changed into values for object turn, for generating electricity, further increases economic benefit.Solar energy and biomass energy belong to clean energy resource, can substitute
Agricultural uses more coal-burning boiler with hot field at present, helps to reduce Air Pollutant Emission, wins blue sky defended war, has
There is stronger popularization demonstration meaning.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the photo-thermal power generation energy supplying system for agricultural industry garden of the present invention；
Fig. 2 is a kind of schematic illustration of the photo-thermal power generation energy supplying system for agricultural industry garden of the present invention；
Fig. 3 is a kind of energy utilization schematic diagram of the photo-thermal power generation energy supplying system for agricultural industry garden of the present invention.
Appended drawing reference
100, agricultural facility unit；200, solar heat collection, energy storage unit；300, generator unit；400, low temperature energy supply is single
Member；500, across season thermal storage unit；
201, groove type heat collector；202, oily salt heat exchanger；203, low-temperature molten salt tank；204, high temperature melting salt cellar；205, low temperature
Pump for liquid salts；206, high-temperature melting salt pump；207, anti-condensation electric heater；208, Heat-transfer Oil Pump；209, the first electric T-shaped valve；210,
Two electric T-shaped valves；211, third electric T-shaped valve；212, gs-oil separator；213, high-low-position slot device；214, nitrogen seal device；
301, biomass boiler；302, steam generator；303, superheater；304, reheater；305, steam turbine；306, vapour
Turbine generator；307, condenser；308, condensate pump；309, low-pressure heater；310, oxygen-eliminating device；311, high-pressure heater；
312, the 4th electric T-shaped valve；313, extraction line；
401, cooling water circulating pump；402, the 5th electric T-shaped valve；403, lithium bromide chiller；404, high temperature ground source heat pump machine
Group；405, the 6th electric T-shaped valve；406, the 7th electric T-shaped valve；407, cooling tower；408, electric two-way valve；409, heating follows
Ring pump；410, refrigeration cycle pumps.
501, Vertical pendulum tiltmeters.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
Fig. 1 is a kind of structural schematic diagram of the photo-thermal power generation energy supplying system for agricultural industry garden of the present invention, and Fig. 2 is this hair
A kind of schematic illustration of bright photo-thermal power generation energy supplying system for agricultural industry garden, Fig. 3 are of the invention a kind of for agricultural production
The energy utilization schematic diagram of the photo-thermal power generation energy supplying system in industry garden, as shown, a kind of photo-thermal power generation for agricultural industry garden
Energy supplying system, including agricultural facility unit 100, solar heat collection, energy storage unit 200, generator unit 300, low temperature supply unit
400 with across season thermal storage unit 500, agricultural facility unit 100 further include greenhouse and breeding room, agricultural facility unit 100 with
201 array of the groove type heat collector alternate setting side by side of solar heat collection, energy storage unit 200 improves the soil benefit in agricultural industry garden
With rate, effective combination of modern agriculture and clean energy resource is realized.
Solar heat collection, energy storage unit 200 includes sequentially connected second electric T-shaped valve 210, gs-oil separator 212, leads
Hot oil pump 208, the first electric T-shaped valve 209, groove type heat collector 201, oily salt heat exchanger 202 and third electric T-shaped valve 211, slot
The heat that formula heat collector 201 is collected is passed through in oily salt heat exchanger 202 under the action of Heat-transfer Oil Pump 208, and electronic by third
Triple valve 211 flows out.The side of gs-oil separator 212 is equipped with the high-low-position slot device 213 of connection nitrogen seal device 214, has liquid
Position warning function.
The pipeline of 211 one end of third electric T-shaped valve is connected to after running through reheater 304 with the second electric T-shaped valve 210, is situated between
Matter oil is returned in groove type heat collector after radiating in reheater 304 by the second electric T-shaped valve 210.Third electric T-shaped valve
The pipeline of 211 other ends is connected to after sequentially passing through superheater 303, steam generator 302 with the second electric T-shaped valve 210, medium
Oil successively enters in the pipeline of the second electric T-shaped valve 210 after superheater 303, steam generator 302 radiate.That is solar energy
Steam generator 302, superheater 303 and reheater 304, the sun are provided between heat collection, energy storage unit 200 and generator unit 300
The heat that energy heat collection, energy storage unit 300 absorbs carries out heat exchange in reheater 304, superheater 303, steam generator 302.
One end of oily salt heat exchanger 202 connects low-temperature molten salt tank 203, and the outlet side of low-temperature molten salt tank 203 is molten equipped with low temperature
Salt pump 205, the other end connect high temperature melting salt cellar 204, and the outlet side of high temperature melting salt cellar 204 is equipped with high-temperature melting salt pump 206, low temperature
Fused salt tank 203 is pumped under the action of low-temperature molten salt pump 205, becomes high-temperature molten salt after absorbing heat in oily salt heat exchanger 202, and store up
Enter in high temperature melting salt cellar 204.In the process, storage of the energy in fused salt is realized in the Medium Oil heat release in oily salt heat exchanger 202
It deposits.It is put alternatively, the high-temperature molten salt in high temperature melting salt cellar 204 enters under the action of high-temperature melting salt pump 206 in oily salt heat exchanger 202
Heat returns in low-temperature molten salt tank 203 after becoming low-temperature molten salt.In the process, the Medium Oil heat absorption in oily salt heat exchanger 202,
Realize the release of molten salt energy-storage.The inside of high temperature melting salt cellar 204 and low-temperature molten salt tank 203 is equipped with anti-condensation electric heater 207, prevents
Only fused salt condenses.
When first electric T-shaped valve 209 is also connected to solar energy deficiency with the oiler of oily salt heat exchanger 202, first electronic three
Port valve 209 is connect with oily salt heat exchanger 202, and Medium Oil is directly over the first electric T-shaped valve 209 and enters in oily salt heat exchanger 202
Heat absorption.
Generator unit 300 includes sequentially connected steam turbine 305, condenser 307, condensate pump 308, low-pressure heater
309, oxygen-eliminating device 310, high-pressure heater 311, the 4th electric T-shaped valve 312 and biomass boiler 301, biomass boiler 301 with
The high pressure cylinder of steam turbine 305 is connected to, and the condensed water in steam turbine 305 sequentially enters low pressure under the action of condensate pump 308 and adds
In hot device 309, oxygen-eliminating device 310 and high-pressure heater 311, water is tentatively heated, then in the heating of biomass boiler 301
Become steam under effect to enter in the high pressure cylinder of steam turbine 305.
The pipeline of 4th electric T-shaped valve 312 also sequentially pass through after steam generator 302, superheater 303 with steam turbine 305
Connection, the water after preliminary heating successively passes through steam generator 302, superheater 303 absorbs heat again.The high pressure cylinder of steam turbine 305
Outlet is connect after running through reheater 304 with the low pressure (LP) cylinder of steam turbine 305, and the water of 305 high pressure cylinder of steam turbine is in reheater 304
Enter in the low pressure (LP) cylinder of steam turbine 305 after heat absorption.One end of low pressure (LP) cylinder is equipped with steam turbine generator 306 on steam turbine 305, drives vapour
Turbine generator 306 generates electricity.The low pressure (LP) cylinder of steam turbine 306 passes through pump-line 313 and low-pressure heater 309, oxygen-eliminating device 310 respectively
Connected with high-pressure heater 311, the steam of 305 mesolow cylinder of steam turbine can also enter low-pressure heater 309, oxygen-eliminating device 310,
In high-pressure heater 311.
The low pressure (LP) cylinder of steam turbine 305 is connect by pump-line with lithium bromide chiller 403, lithium bromide chiller 403 and agricultural
The refrigeration mechanisms of facilities units 100 connects, the water inlet of the refrigeration mechanism of agricultural facility unit 100 and lithium bromide chiller 403 it
Between be equipped with refrigeration cycle pump 410, refrigeration cycle pump 410 under the action of, water vapour lithium bromide chiller 410 absorb heat, agriculture as a result,
The refrigeration mechanism of industry facilities units realizes refrigeration.The water outlet of lithium bromide chiller 403 is also connected to the water inlet of cooling tower 407,
Cooling water can be cooled down in cooling tower 407.
Generator unit 300 is connect with low temperature supply unit 400 by condenser 307, condenser 307 on generator unit 300
Interior heat exchange coil is located in low temperature supply unit 400.Low temperature supply unit 400 includes the condenser 307 for being successively closed connection
Interior heat exchange coil, cooling water circulating pump 401, the 5th electric T-shaped valve 402, the 6th electric T-shaped valve 405, high temperature ground source heat pump machine
Group 404 and the 7th electric T-shaped valve 406, condensed water returns in heat exchange coil after the heat dissipation of high temperature earth source heat pump unit 404 to absorb heat.
The condensation end of high temperature earth source heat pump unit 404 is connect with the heating mechanism of agricultural facility unit 100, agricultural facility list
The heating mechanism water outlet of member 100 is connected by the condensation end water inlet of heating circulation pump 409 and high temperature earth source heat pump unit 404
Logical, under the action of heating circulation pump 409, cold water constantly absorbs heat in the heating mechanism of agricultural facility unit 100.
Low temperature supply unit 400 is connect with across season thermal storage unit 500, and across season thermal storage unit 500 is by being arranged in the soil
501 array of Vertical pendulum tiltmeters constitute, low temperature supply unit 400 is by heat storage in across season thermal storage unit 500.6th is electronic
Triple valve 406 is connected to the entrance of across season thermal storage unit 400, the 7th electric T-shaped valve 406 also with across season thermal storage unit 500 go out
Mouth of a river connection, the water in 406 pipeline of the 6th electric T-shaped valve radiate in across season thermal storage unit 500 after through the 7th electric T-shaped valve
406 return in the heat exchange coil in condenser 307.
5th electric T-shaped valve 402 is also entered by cooling tower 407, electric two-way valve 408 and the heat exchange coil of condenser 307
The mouth of a river is connected to, and the water flow heat in 402 pipeline of the 5th electric T-shaped valve is after cooling tower 407 is discharged, by electronic two-way
Valve 408 returns in heat exchange coil.
In the use of the present invention, low temperature conduction oil is recycled to slot type by the first electric T-shaped valve 209 by Heat-transfer Oil Pump 208
In 201 mirror field pipeline of heat collector, groove type heat collector 201 collects solar energy, by the high-temperature heat-conductive of low temperature heat-conducting oil heating to 393 DEG C
Oil, high temperature heat conductive oil pass through oily salt heat exchanger 202 and enter third electric T-shaped valve, and high temperature heat conductive oil respectively enters superheater 303
With reheater 304, heats up and heat to the steam in superheater 303 and reheater 304, leading after being heated by superheater 303
Hot oil temperature reduces, and into steam generator 302, becomes Low Temperature Steam to condensed water heating, further cools down, low temperature conduction oil
It is pooled to the second electric T-shaped valve 210, the oil inlet end of Heat-transfer Oil Pump 208 is returned to by gs-oil separator 212, one is completed and follows
Ring.
When the rich thermally conductive oil temperature of the heat of solar energy collecting is able to maintain that 305 normal power generation of steam turbine, start low temperature
292 DEG C of low-temperature molten salt in low-temperature molten salt tank 203 is recycled in oily salt heat exchanger 202 by pump for liquid salts 205, low-temperature molten salt with
After 393 DEG C of high temperature heat conductive oils are exchanged heat, 385 DEG C of high-temperature molten salts are warming up to, is delivered in high temperature melting salt cellar 204 and stores, in this way
Complete high temperature energy-storage process.When night or overcast and rainy snowy day, solar energy deficiency, start high-temperature melting salt pump 206, by high-temperature molten salt
385 DEG C of high-temperature molten salts in tank 204 are recycled in oily salt heat exchanger 202, after high-temperature molten salt is exchanged heat with low temperature conduction oil, drop
Temperature is delivered in low-temperature molten salt tank 203 and is stored to 292 DEG C of low-temperature molten salts, in this way, by fused salt high temperature energy-storage equipment, steadily with
Extend 305 generating dutation of steam turbine.
Condensed water is delivered in steam generator 302 and biomass boiler 301 respectively by the 4th electric T-shaped valve 312,
Become Low Temperature Steam by heat-conducting oil heating, be transported in superheater 303, further heating up becomes 383 DEG C of mistakes of high temperature and pressure
Hot steam, 383 DEG C of superheated steams enter the high pressure cylinder of steam turbine 305, and the acting of 305 turbine of driving steam turbine drives turbine generator
Machine 306 generates electricity.Superheated steam becomes low temperature and low pressure steam in high pressure cylinder cooling, is transported in reheater 304 by high-temperature heat-conductive
Oily reheating heating, the low pressure (LP) cylinder for being transported to steam turbine 305 continue turbine acting, steam turbine generator 306 are driven to generate electricity,
50-70 DEG C of low pressure steam exhaust cooling condensed water for becoming 50 DEG C or so in condenser 307.
It is transported to low-pressure heater 309 in a part of steam of 305 low pressure (LP) cylinder of steam turbine tentatively to preheat to condensed water, one
Steam is divided to be transported to oxygen-eliminating device 310 to condensed water thermal de-aeration, a part of steam is transported to high-pressure heater 311 to condensation
Water further preheats, and the condensed water conveying in condenser 307 is passed sequentially through low-pressure heater 309, oxygen-eliminating device by condensate pump 308
310, high-pressure heater 311 after completing to the deoxygenation of condensed water and waste heat, enter steam by the 4th electric T-shaped valve 312 and send out
Raw device 302 and biomass boiler 301, complete entire circulation.
In non-heating season, by the 402 of the 5th electric T-shaped valve second mouthful of closing, third mouth is opened, the 6th electric three passes
Second mouthful of valve 405 opening, third mouth are closed, and second mouthful of opening of the 7th electric T-shaped valve 406, third mouth is closed, in this way from
Condenser 307 comes out 30-50 DEG C of cooling water and enters across season thermal storage unit 500 by the 5th electric T-shaped valve, the 6th electric three passes,
By the heat exchange of Vertical pendulum tiltmeters 501 and soil, in the soil by heat storage, cooling water temperature is reduced, and then passes through the 7th
Electric T-shaped valve 406 returns to condenser, successively reciprocation cycle, the exhaust steam residual heat in condenser 307 can be stored in the soil.
When the soil moisture rise too it is high influence condenser 307 it is normal cooling when, by adjusting the 5th electric T-shaped valve in proportion
402, second mouthful of a part is opened, cooling water enters cooling tower 407, rejects heat in air by cooling tower, cooling tower
The 407 spare cooling equipment as across season thermal storage unit 500, temperature is excessively high in the soil or 501 system of Vertical pendulum tiltmeters in this way
When failure, the normal work of generator unit 300 will not influence.
In summer, when agricultural facility unit 100 has refrigeration demand, by extraction line 313, not from 305 steam extraction of steam turbine
Steam less than 143 DEG C, driving lithium bromide chiller refrigeration, generates 7-12 DEG C of chilled water, will freezing by refrigeration cycle pump 410
Water is transported to 100 refrigeration mechanism of agricultural facility unit, meets the needs of cooling in summer.
At heating season initial stage and heating latter stage, thermic load is smaller at this time, using 307 residual heat heating of condenser, by the 5th electricity
Second mouthful of closing of dynamic triple valve 402, the 6th electric T-shaped valve 405 and the 7th electric T-shaped valve 406, third mouth is opened, high
Warm 404 vaporizer side of earth source heat pump unit absorbs 307 waste heat of condenser, becomes 80 DEG C in condenser side after secondary temperature elevation
Heating water is delivered to the heating mechanism of agricultural facility unit 100 by heating circulation pump 409 by high temperature heating hot water, is met and is supplied
Warm demand.
In heating season mid-term, thermic load is larger at this time, using 307 waste heat of condenser and across season thermal storage unit composite heat supply,
402 second mouthfuls of 5th electric T-shaped valve are closed, third mouth is opened, by the 6th electric T-shaped valve 405 and the 7th electric T-shaped valve
Second mouthful of 406 is adjusted in proportion with third mouth, by heat Calculation, determines corresponding valve opening, high temperature ground source heat pump machine
404 vaporizer sides of group absorb the heat of 307 waste heat of condenser and the storage of across season thermal storage unit, in condenser after secondary temperature elevation
Side becomes 80 DEG C of high temperature heating hot water, and heating water is delivered to the heating of agricultural facility unit 100 by heating circulation pump 409
Mechanism meets heating demands.
Therefore a kind of photo-thermal power generation energy supplying system for agricultural industry garden of the present invention using the above structure, whole year are realized
Electric energy is provided to Agricultural Industrialized Parks and outside plant, generating waste-heat can also be utilized, realizes across the season storage of waste heat in non-heating season
The function of energy meets the needs of refrigeration in summer, meets the needs of heating in heating season, realizes ladder of the energy from high temperature to low temperature
Grade utilizes, and improves the economic benefit of Agricultural Industrialized Parks.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than is limited,
Although the present invention is described in detail with reference to preferred embodiments, those skilled in the art should understand that: its according to
So can be with modification or equivalent replacement of the technical solution of the present invention are made, and these modifications or equivalent replacement cannot also make to repair
Technical solution after changing is detached from the spirit and scope of technical solution of the present invention.
Claims (8)
1. a kind of photo-thermal power generation energy supplying system for agricultural industry garden, it is characterised in that: including agricultural facility unit, solar energy
Heat collection, energy storage unit, generator unit, low temperature supply unit and across season thermal storage unit, the agricultural facility unit and the solar energy
The alternate setting side by side of the collector array of heat collection, energy storage unit, the low temperature supply unit are connect with across the season thermal storage unit；
It is provided with steam generator, superheater and reheater between the solar heat collection, energy storage unit and the generator unit,
The generator unit is connect with the low temperature supply unit by condenser；
The solar heat collection, energy storage unit includes sequentially connected second electric T-shaped valve, gs-oil separator, Heat-transfer Oil Pump,
One electric T-shaped valve, groove type heat collector, oily salt heat exchanger and third electric T-shaped valve, first electric T-shaped valve also with it is described
The oiler of oily salt heat exchanger is connected to；
The pipeline of third electric T-shaped valve one end is connected to after running through reheater with second electric T-shaped valve, the third
The pipeline of the electric T-shaped valve other end is connected to after sequentially passing through superheater, steam generator with second electric T-shaped valve；
The generator unit includes that sequentially connected steam turbine, condenser, condensate pump, low-pressure heater, oxygen-eliminating device, high pressure add
Hot device, the 4th electric T-shaped valve and biomass boiler, the pipeline of the 4th electric T-shaped valve also sequentially pass through the steam hair
Be connected to after raw device, the superheater with the high pressure cylinder of the steam turbine, the high pressure cylinder outlet of the steam turbine run through described in again
It is connect after hot device with the turbine low pressure cylinder, the biomass boiler is connected to the high pressure cylinder of the steam turbine, the steamer
One end of machine low pressure (LP) cylinder is equipped with steam turbine generator, and the low pressure (LP) cylinder of the steam turbine passes through pump-line and the low-pressure heating respectively
Device, the oxygen-eliminating device, the high-pressure heater are connected with lithium bromide chiller.
2. a kind of photo-thermal power generation energy supplying system for agricultural industry garden according to claim 1, it is characterised in that: described
One end of oily salt heat exchanger connects low-temperature molten salt tank, and the other end connects high temperature melting salt cellar, the outlet side of the low-temperature molten salt tank
It is pumped equipped with low-temperature molten salt, the outlet side of the high temperature melting salt cellar is equipped with high-temperature melting salt pump, the high temperature melting salt cellar and the low temperature
The inside of fused salt tank is equipped with anti-condensation electric heater.
3. a kind of photo-thermal power generation energy supplying system for agricultural industry garden according to claim 1, it is characterised in that: described
The side of gs-oil separator is equipped with the high-low-position slot device of connection nitrogen seal device.
4. a kind of photo-thermal power generation energy supplying system for agricultural industry garden according to claim 1, it is characterised in that: described
Low temperature supply unit includes heat exchange coil in the condenser for be successively closed connection, cooling water circulating pump, the 5th electric three passes
Valve, the 6th electric T-shaped valve, high temperature earth source heat pump unit and the 7th electric T-shaped valve, the 5th electric T-shaped valve also pass through cold
But tower, electric two-way valve are connected to the heat exchange coil water inlet of the condenser, the water outlet of the lithium bromide chiller also with institute
State the water inlet connection of cooling tower.
5. a kind of photo-thermal power generation energy supplying system for agricultural industry garden according to claim 4, it is characterised in that: described
Lithium bromide chiller is connect with the refrigeration mechanism of the agricultural facility unit, the refrigeration mechanism water outlet warp of the agricultural facility unit
Refrigeration cycle pump is crossed to be connected to the water inlet of the lithium bromide chiller.
6. a kind of photo-thermal power generation energy supplying system for agricultural industry garden according to claim 5, it is characterised in that: described
The condensation end of high temperature earth source heat pump unit is connect with the heating mechanism of the agricultural facility unit, the confession of the agricultural facility unit
Warming-up structure water outlet is connected to by heating circulation pump with the condensation end water inlet of the high temperature earth source heat pump unit.
7. a kind of photo-thermal power generation energy supplying system for agricultural industry garden according to claim 6, it is characterised in that: described
6th electric T-shaped valve is also connected to the entrance across season thermal storage unit, the 7th electric T-shaped valve also with across the season storage
The water outlet of hot cell is connected to, and across the season thermal storage unit is made of the Vertical pendulum tiltmeters array for being arranged in the soil.
8. a kind of photo-thermal power generation energy supplying system for agricultural industry garden according to claim 1, it is characterised in that: described
Agricultural facility unit further includes greenhouse and breeding room.
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