CN109539231A - A kind of flue gas waste heat recovery system of solar energy and wind energy coupling absorption heat pump cycle - Google Patents
A kind of flue gas waste heat recovery system of solar energy and wind energy coupling absorption heat pump cycle Download PDFInfo
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- CN109539231A CN109539231A CN201710709593.2A CN201710709593A CN109539231A CN 109539231 A CN109539231 A CN 109539231A CN 201710709593 A CN201710709593 A CN 201710709593A CN 109539231 A CN109539231 A CN 109539231A
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- 239000003546 flue gas Substances 0.000 title claims abstract description 40
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 28
- 239000002918 waste heat Substances 0.000 title claims abstract description 11
- 230000008878 coupling Effects 0.000 title claims abstract description 7
- 238000010168 coupling process Methods 0.000 title claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 7
- 238000011084 recovery Methods 0.000 title claims abstract description 7
- 239000007789 gas Substances 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 238000005338 heat storage Methods 0.000 claims description 19
- 239000003507 refrigerant Substances 0.000 claims description 19
- 239000006096 absorbing agent Substances 0.000 claims description 12
- 108091006146 Channels Proteins 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 8
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical group [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims description 6
- 102000010637 Aquaporins Human genes 0.000 claims description 3
- 108010063290 Aquaporins Proteins 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 235000019504 cigarettes Nutrition 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 238000005496 tempering Methods 0.000 claims 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 239000007788 liquid Substances 0.000 description 6
- 239000003517 fume Substances 0.000 description 5
- 239000003345 natural gas Substances 0.000 description 5
- 238000009835 boiling Methods 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000009834 vaporization Methods 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229940059936 lithium bromide Drugs 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/36—Water and air preheating systems
-
- 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
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/10—Combinations of wind motors with apparatus storing energy
- F03D9/11—Combinations of wind motors with apparatus storing energy storing electrical energy
-
- 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
- F25B30/04—Heat pumps of the sorption type
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
-
- 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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses the flue gas waste heat recovery systems of a kind of solar energy and wind energy coupling absorption heat pump cycle, including air preheater, gas fired-boiler, wind machine device, absorption heat pump and solar energy heat collector, compared with the prior art, the advantages of the invention are providing the kinetic energy of the pump of a part using wind energy, and using solar energy as the driving heat source of generator, improve 5.8 degrees Celsius of boiler feed temperature.
Description
Technical field
The present invention relates to heat reclaim unit more particularly to a kind of flue gases of solar wind-energy coupling absorption heat pump cycle
Residual neat recovering system.
Background technique
In order to change air pollution problems inherent caused by the winter coal heating of Urumchi, from 2010, Urumqi City
Start gas replacing coal project.The implementation of gas replacing coal project brings the blue sky and white cloud in Urumchi.Currently, the main city in Urumqi City
Area Tianshan District, Shayibak District, high and new technology industrial development zone (Xinshi District), Shuimogou District, Midong District clean energy resource heat supply ratio reached
100%, natural gas heating is thoroughly realized, city of first, the whole nation using natural gas heating is become.It was supplied by the end of 2014
Warm period, ten thousand tons of more than 700 platforms of gas fired-boiler of hot water amount 10-100 are installed altogether, these gas fired-boilers are pre- by installation tail flue gas air
Hot device absorbs fume afterheat, so that flue gas temperature of hearth outlet is reduced to 60-65 degrees Celsius from 130-140 degrees Celsius, then
Atmosphere is discharged to from chimney.Recyclable device is not used for low-grade 60-65 degrees Celsius of fume afterheat at present.
Recycling for 130-140 degrees Celsius of furnace outlet of flue-gas temperature is currently to lead on the flue of gas fired-boiler
Installation tail flue gas air preheater is crossed to absorb fume afterheat, 130-140 degrees Celsius of the height excluded from gas fired-boiler burner hearth
Warm flue gas is introduced into the air preheater installed on flue, which utilizes high-temperature flue gas waste-heat cold air, cold
Air is heated to form hot-air and is sent into hearth combustor, for being mixed and burned with natural gas, becomes 60-65 after high-temperature flue gas heat release
The low-temperature flue gas of degree is discharged into atmosphere.
The loss that air preheater remains low product heat source is installed additional in gas fired-boiler tail portion, it can wherein there are also certain
Recyclability.
Summary of the invention
The present invention is to provide a kind of flue gas of solar wind-energy coupling absorption heat pump cycle to solve above-mentioned deficiency
Residual neat recovering system.
Above-mentioned purpose of the invention is realized by technical solution below: kind solar energy and wind energy coupling absorption heat pump
The flue gas waste heat recovery system of circulation, including boiler system, absorption heat pump unit, wind machine device and solar energy heat collector
It is characterized by: the absorption heat pump unit includes evaporator, condenser, throttle mechanism, absorber, solution pump, generator
And throttle valve, the absorber, solution pump, generator and throttle valve are in turn connected into a circuit, generator therein is successively
Condenser, throttle mechanism, evaporator are connected, absorber is ultimately connected to；The evaporator is equipped with for discharging flue gas and condensation
The discharge pipe of water, condenser are equipped with boiler low-temperature to aquaporin and boiler high temperature water-supply channel, the connection of boiler high temperature water-supply channel
To gas fired-boiler；The wind machine device includes small wind turbine, battery and inverter, and wherein small wind turbine is sequentially connected
Battery and inverter.The solar energy heat collector includes solar heat-collection plate and heat storage box, wherein solar heat-collection plate with
Heat storage box is in turn connected into a circuit；
The gas fired-boiler is equipped with high temperature flue；
The high temperature flue connects air preheater, and air preheater is equipped with inlet of cold air, and is equipped with hot-air
Exit passageway is connected to gas fired-boiler, while being equipped with low-temperature flue gas channel and being connected to evaporator；
The wind energy conversion system is sequentially connected battery and inverter, and provides the electric power of a part；
The solar thermal collector connection heat storage box forms a circuit, and using heat storage box as absorption heat pump generator
Driving heat source.
The operation principle of the present invention is that: electric energy caused by small wind turbine is used for the part energy of the water pump of gas fired-boiler
Source supply, then introduces the sky installed on flue for 130-140 degrees Celsius of the high-temperature flue gas that the burner hearth of gas fired-boiler is discharged
Air preheater, the air preheater utilize high-temperature flue gas waste-heat cold air, and cold air is heated to form hot-air and is sent into combustion gas
The burner hearth of boiler becomes 60-65 degrees Celsius of low-temperature flue gas and enters suction for being mixed and burned with natural gas after high-temperature flue gas heat release
Evaporator in receipts formula heat pump system.When the liquid refrigerant of low-temp low-pressure flows through evaporator in absorption heat pump unit, from low temperature
Heat of vaporization is absorbed in flue gas into gaseous refrigerant working medium, becomes 10-15 degrees Celsius of flue gas and condensed water after low-temperature flue gas heat release
It is discharged into environment, low-temp low-pressure gaseous refrigerant working medium is absorbed agent absorption into absorber and becomes concentrated solution, then passes through solution
Pump enters generator, using heat source caused by solar thermal collector as driving heat source in generator, due to refrigerant and suction
It is larger to receive agent boiling point difference, low-boiling refrigerant heat absorption vaporizes the gaseous refrigerant working medium for becoming high temperature and pressure, flows through condensation
The heat drawn from evaporator and generator is used for heating boiler low temperature feedwater, so that boiler low-temperature within the condenser by device
Water supply is heated into the high temperature water-supply of boiler, and temperature increases 5-8 degrees Celsius, and absorbent become weak solution by throttle valve into
Enter absorber, is re-used for absorbing the gaseous refrigerant working medium of the low-temp low-pressure of evaporator, while the gaseous state system of high temperature and pressure
Become liquid after the condensation cooling of cryogen working medium, after flowing through throttle mechanism expansion, pressure continues to decline, and becomes low-temp low-pressure liquid system
Cryogen working medium flows into evaporator.
It is worth noting that the circulation be using the heat source collected by the solar thermal collector as the power of driving circulation,
And collected heat source is stored in heat storage box, using heat storage box as the power of driving circulation.Also it is worth noting that this is followed
The drive energy of water pump before ring starting comes from the produced energy of small wind turbine.
Compared with the prior art, the advantages of the invention are the present invention is returned using the method that new energy is combined with heat pump techniques
60-65 degrees Celsius of fume waste heat of gas fired-boiler is received, for the water supply of heating boiler, 5-8 degrees Celsius of temperature for improving water supply is reduced
The caloric receptivity of water supply in the boiler is achieved energy-saving and emission reduction purposes with reducing gas quantity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, a kind of flue gas waste heat recovery system of absorption heat pump cycle, including gas fired-boiler 1, air preheat
Device 2, absorption heat pump unit 3, wind machine device 4 and solar energy heat collector 5, the absorption heat pump unit 3 include evaporation
Device 3-1, condenser 3-2, throttle mechanism 3-3, absorber 3-4, solution pump 3-5, generator 3-6 and throttle valve 3-7, the absorption
Device 3-4, solution pump 3-5, generator 3-6 and throttle valve 3-7 are in turn connected into a circuit, and generator 3-6 therein successively connects
Condenser 3-2, throttle mechanism 3-3, evaporator 3-1 are met, absorber 3-4 is ultimately connected to；The evaporator 3-1 is equipped with for arranging
The discharge pipe 3-8 of flue gas and condensed water is put, condenser 3-2 is equipped with boiler low-temperature to aquaporin 3-9 and boiler high temperature water-supply channel
3-10, boiler high temperature water-supply channel 3-9 are connected to gas fired-boiler 1；
The gas fired-boiler 1 is equipped with high temperature flue 1-1；
The high temperature flue 1-1 connection air preheater 2, air preheater 2 is equipped with inlet of cold air 2-1, and sets
There is hot air outlet channel 2-2 to be connected to gas fired-boiler 1, while being equipped with low-temperature flue gas channel 2-3 and being connected to evaporator 3-1；
The wind machine device 4 is equipped with small wind turbine 4-1 and is sequentially connected battery 4-2 and inverter 4-3, and by electric energy
It is connected to combustion gas water pump.
The solar energy heat collector 5 is equipped with solar thermal collector 5-1 and heat storage box 5-4, wherein in solar thermal collector
High temperature water-supply 5-2 be connected to heat storage box 5-4, low-temperature return water is connected to solar heat-collection plate 5-1 from heat storage box 5-4 and is formed back
Road；The high temperature water-supply 5-6 collected by the heat storage box 5-4 is connected to generator 3-6, and low-temperature return water 5-5 is back to storage from generator 3-6
Circulation is formed in hot tank 5-4.
The operation principle of the present invention is that: electric energy caused by small wind turbine 4-1 is used for the portion of the water pump of gas fired-boiler
Divide energy supply, then 130-140 degrees Celsius of the high-temperature flue gas that the burner hearth of gas fired-boiler 1 is discharged is introduced on flue and is installed
Air preheater 2, which utilizes high-temperature flue gas waste-heat cold air, and cold air is heated to form hot-air and send
Enter the burner hearth of gas fired-boiler 1, for being mixed and burned with natural gas, becomes 60-65 degrees Celsius of low temperature cigarette after high-temperature flue gas heat release
Gas enters the evaporator 3-1 in absorption type heat pump system.The liquid refrigerant of low-temp low-pressure flows through evaporation in absorption heat pump unit
When device 3-1, heat of vaporization is absorbed from low-temperature flue gas, and at gaseous refrigerant working medium, after low-temperature flue gas heat release to become 10-15 Celsius
Degree flue gas and condensed water are discharged into environment, and low-temp low-pressure gaseous refrigerant working medium is absorbed agent absorption into absorber 3-4 and becomes dense
Then solution enters generator 3-6 by solution pump 3-5, by heat source caused by solar thermal collector 5 in generator 3-6
As driving heat source, since refrigerant and absorbent boiling point difference are larger, low-boiling refrigerant heat absorption vaporization becomes high temperature height
The gaseous refrigerant working medium of pressure, flows through condenser 3-2, in condenser 3-2, will draw from evaporator 3-1 and generator 3-6
Heat be used for heating boiler low temperature feedwater so that boiler low-temperature water supply is heated into the high temperature water-supply of boiler, temperature is increased
5-8 degrees Celsius, and absorbent becomes weak solution and enters absorber 3-4 by throttle valve 3-7, is re-used for absorbing evaporator 3-1
The gaseous refrigerant working medium of the low-temp low-pressure come, while becoming liquid after the gaseous refrigerant working medium condensation cooling of high temperature and pressure,
After flowing through throttle mechanism 3-3 expansion, pressure continues to decline, and becomes low-temp low-pressure liquid refrigerant working medium and flows into evaporator 3-1.
It is worth noting that power of the circulation heat source collected by the solar thermal collector 5-1 as driving circulation, and
And collected heat source is stored in heat storage box 5-4, using heat storage box as the power of driving circulation.Also it is worth noting that this is followed
The drive energy of water pump before ring starting comes from the produced energy of small wind turbine 4-1.
The high temperature water-supply for being heated into boiler by the way that boiler low-temperature water supply is actually calculated according to embodiment, temperature liter
5.8 degrees Celsius high, specific calculating process is more complicated, now enumerates with regard to calculating step as follows:
1 boiler energy consumption testing Report Parameters of table
Boiler smoke enthalpy calculates: being calculated by the parameter in the boiler energy consumption testing account 1 of actual test by burning
Obtain flue gas enthalpy difference Δ H=Hy-H′y=12571419.7kJ=3492.06kW, the data are exactly lithium-bromide absorption-type refrigerating machine
Refrigerating capacity Q=3492.06kW.
The thermal discharge of heat pump calculates: by the lithium bromide absorbing type refrigeration of the double good SXZ4-3490DFM of refrigerating capacity selection model
Unit is Q by the thermal discharge that the calculation of Heat Load to refrigeration unit obtains heat pumpe+Qg=3490+4309.47=
7799.47kW, the thermal discharge are exactly the heat for absorbing fume afterheat and heating to boiler low-temperature return water.
Boiler feedwater calculates: checking in boiler make-up cooling water flow G=1143450kg/h, pot by the report of boiler energy consumption testing
I=70.5 DEG C of temperature of furnace low temperature feedwater, pressure Pi=0.73MPa, hi=295.68kJ/kg is (by water and steam thermodynamic property table
It checks in).The increased enthalpy Δ h=(Q of boiler feedwater after heatingc+Qa)/G=24.55kJ/kg obtains boiler feedwater enthalpy h0=hi+
Δ h=320.23kJ/kg checks in i by water and steam thermodynamic property table0=76.3 DEG C.Heating front and back boiler feedwater parameter is as follows
Table 2:
The heating of table 2 front and back boiler feedwater parameter
Boiler feedwater improves temperature T=i0- i=5.8 DEG C
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (9)
1. the flue gas waste heat recovery system of a kind of solar energy and wind energy coupling absorption heat pump cycle, including boiler system, absorption
Formula heat pump assembly, wind machine device and solar energy heat collector it is characterized by: the absorption heat pump unit include evaporator,
Condenser, throttle mechanism, absorber, solution pump, generator and throttle valve, the absorber, solution pump, generator and throttle valve
It is in turn connected into a circuit, generator therein is sequentially connected condenser, throttle mechanism, evaporator, is ultimately connected to absorb
Device；The evaporator is equipped with the discharge pipe for discharging flue gas and condensed water, and condenser is equipped with boiler low-temperature to aquaporin and pot
Furnace high temperature water-supply channel, boiler high temperature water-supply channel are connected to gas fired-boiler；The wind machine device includes small wind turbine, stores
Battery and inverter, wherein small wind turbine is sequentially connected battery and inverter.The solar energy heat collector includes the sun
Energy collecting plate and heat storage box, wherein solar heat-collection plate and heat storage box are in turn connected into a circuit；
The gas fired-boiler is equipped with high temperature flue；
The high temperature flue connects air preheater, and air preheater is equipped with inlet of cold air, and is equipped with hot air outlet
Channel is connected to gas fired-boiler, while being equipped with low-temperature flue gas channel and being connected to evaporator；
The wind energy conversion system is sequentially connected battery and inverter, and provides the electric power of a part；
The solar thermal collector connection heat storage box forms a circuit, and using heat storage box as the drive of absorption heat pump generator
Dynamic heat source；
The flue gas waste heat recovery system makes boiler low-temperature water supply be heated into the high temperature water-supply of boiler, and temperature increases 5.8 and takes the photograph
Family name's degree saves 3453.4 tons of mark coals every year.
2. driving heat source can be produced in solar thermal collector in generator in absorption heat pump according to claim 1
Raw thermal energy.
3. evaporator is connected with the low-temperature flue gas of gas fired-boiler in absorption heat pump according to claim 1, low temperature cigarette is utilized
Gas heats refrigerant working medium, completes the cycle operation of whole system.
4. refrigerant working medium is lithium bromide water solution according to claim 1.
5. solar thermal collector selects trough type solar heat-collector according to claim 1, operation working medium is that WD350 is thermally conductive
Oil.
It is its current consuming apparatus 6. wind power generating set is connected with boiler current consuming apparatus by battery according to claim 1
Electricity is provided.
7. solar thermal collector is connected with heat storage box according to claim 1, and the generator of heat storage box and absorption heat pump
It is connected, utilizes the cryogenic fluid in heat storage box heating generator.
8. boiler low-temperature water inlet pipe is connected with condenser in absorber according to claim 1, high-temperature tempering pipe returns to pot
Furnace, so that it is linked to be a circuit, the heat low temperature feedwater discharged using condenser.
9. low-temperature flue gas is connected with evaporator according to claim 1, refrigerant working medium is heated using low-temperature flue gas, thus plus
Greatly to the efficient utilization of the energy.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710709593.2A CN109539231A (en) | 2017-08-09 | 2017-08-09 | A kind of flue gas waste heat recovery system of solar energy and wind energy coupling absorption heat pump cycle |
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| CN201710709593.2A CN109539231A (en) | 2017-08-09 | 2017-08-09 | A kind of flue gas waste heat recovery system of solar energy and wind energy coupling absorption heat pump cycle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986031A (en) * | 2019-12-05 | 2020-04-10 | 西安交通大学 | System for avoiding water vapor condensation in gas boiler flue gas recirculation pipeline |
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| CN102926955A (en) * | 2012-11-12 | 2013-02-13 | 东南大学 | Independently distributed comprehensive utilization system for renewable energy sources |
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| CN207394815U (en) * | 2017-08-09 | 2018-05-22 | 新疆工程学院 | A kind of flue gas waste heat recovery system of solar energy and wind energy coupling absorption heat pump cycle |
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Effective date of registration: 20191127 Address after: 830091 Nanchang road the Xinjiang Uygur Autonomous Region Urumqi shayibake District No. 236 Xinjiang Institute of electric power engineering Applicant after: Yuan Jun of the Dynasty Address before: 830091 Nanchang road the Xinjiang Uygur Autonomous Region Urumqi shayibake District No. 236 Xinjiang Institute of electric power engineering Applicant before: Xinjiang Institute of Engineering |