CN102734980A - Excess pressure and excess heat type water source heat pump system - Google Patents
Excess pressure and excess heat type water source heat pump system Download PDFInfo
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- CN102734980A CN102734980A CN2012102127991A CN201210212799A CN102734980A CN 102734980 A CN102734980 A CN 102734980A CN 2012102127991 A CN2012102127991 A CN 2012102127991A CN 201210212799 A CN201210212799 A CN 201210212799A CN 102734980 A CN102734980 A CN 102734980A
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
Abstract
The invention discloses an excess pressure and excess heat type water source heat pump system, which comprises a water source heat pump unit which comprises a compressor, an expansion valve, an evaporator positioned on the water source side and a condenser positioned on the user side, a steam turbine and a steam-water heat exchanger, wherein a steam inlet of the steam turbine is connected to a steam passage; the mechanical energy output end of the steam turbine is connected to the compressor; a steam outlet of the steam turbine is connected to a first inlet of the steam-water heat exchanger; a first outlet of the steam-water heat exchanger is connected to a water inlet of a condensate water pump; a second inlet of the steam-water heat exchanger is connected to a second outlet of the condenser; a second inlet of the condenser is connected to a circulating water return pipe of a heat supply system; and a second outlet of the steam-water heat exchanger is connected to a water supply pipe of the heat supply system. According to the excess pressure and excess heat type water source heat pump system, excess pressure and excess heat of steam can be utilized effectively, so that the system has high energy utilization rate and obvious economic benefit.
Description
Technical field
The present invention relates to the water source heat pump technology field, specifically, relate to a kind of overbottom pressure residual heat type water source heat pump system.
Background technology
At present; The application of water source heat pump technology more and more widely; And conventional water source heat pump heat supply system is to form heat pump cycle to consume a spot of electric energy Driven Compressor running, the lower low grade heat energy of temperature transform into temperature higher, can supply that productive life uses than high-grade heat energy.The area that needs heat supply in the winter time; Considerable heating system is to be thermal source with steam; Steam with certain pressure is heated to the supply water temperature of requirement to circulation water for heating through vapour-water-to-water heat exchanger, has only utilized the heat energy of steam, and the acting ability of steam overbottom pressure can not be used and waste.
Summary of the invention
Technical problem to be solved by this invention is: a kind of overbottom pressure residual heat type water source heat pump system that can effectively utilize steam overbottom pressure waste heat is provided.
For solving the problems of the technologies described above; Technical scheme of the present invention is: overbottom pressure residual heat type water source heat pump system; Comprise and contain compressor, expansion valve, be positioned at the evaporimeter of water source side and be positioned at the water source heat pump units of the condenser of user side that also comprise steam turbine and vapor-water heat exchanger, the air intake of said steam turbine is connected to steam passage; The mechanical energy output of said steam turbine is connected to said compressor; The venthole of said steam turbine is connected to first import of said vapor-water heat exchanger, and first outlet of said vapor-water heat exchanger is connected to the water inlet of condensate pump, and second import of said vapor-water heat exchanger is connected to second outlet of said condenser; Second import of said condenser is connected to the recirculated water return pipe of heating system, and second outlet of said vapor-water heat exchanger is connected to the feed pipe of said heating system.
Preferably, first import of said evaporimeter is connected to underground water.
Preferably, first import of said evaporimeter is connected to sewage, industrial wastewater or industrial colling.
After having adopted technique scheme; The invention has the beneficial effects as follows: this overbottom pressure residual heat type water source heat pump system; The steam of pressing of partly having a surplus in the steam passage is sent into steam turbine, can change the interior of this part steam into compressor that mechanical energy is used to drive water source heat pump system, make water source heat pump system from low-temperature heat sources such as underground water, sewage, industrial wastewater or industrial colling, absorb heat by steam turbine; Backwater to heating system carries out first order heating; Get into vapor-water heat exchanger after the steam overbottom pressure fully reduces again and emit heat circulation water for heating is carried out post bake, so both made full use of the overbottom pressure waste heat of steam, can recycle the low temperature heat energy in underground water, sewage, industrial wastewater or the industrial colling again; This system has higher efficiency of energy utilization, and economic benefit is more outstanding.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is described further:
Accompanying drawing is a structural representation of the present invention;
Among the figure: 1, compressor; 2, condenser; 21, second import of condenser; 22, second of the condenser outlet; 3, evaporimeter; 31, first import of evaporimeter; 4, expansion valve; 5, steam turbine; 51, the air intake of steam turbine; 52, the venthole of steam turbine; The mechanical energy output of 53 steam turbines; 6, vapor-water heat exchanger; 61, first import of vapor-water heat exchanger; 62, first of the vapor-water heat exchanger outlet; 63, second import of vapor-water heat exchanger; 64, second of the vapor-water heat exchanger outlet; 7, condensate pump; 71, the water inlet of condensate pump; 8, steam passage; 9, recirculated water return pipe.
The specific embodiment
With reference to accompanying drawing; Overbottom pressure residual heat type water source heat pump system of the present invention comprises and contains compressor 1, expansion valve 4, is positioned at the evaporimeter 3 of water source side and is positioned at the water source heat pump units of the condenser 2 of user side, also comprises steam turbine 5 and vapor-water heat exchanger 6; The air intake 51 of steam turbine is connected to the steam passage 8 of overbottom pressure; The mechanical energy output 53 of steam turbine is connected to compressor 1, and compressor 1 is a piston compressor, and the venthole 52 of steam turbine is connected to first import 61 of vapor-water heat exchanger; First outlet 62 of vapor-water heat exchanger is connected to the water inlet 71 of condensate pump; Second import 63 of vapor-water heat exchanger is connected to second outlet 22 of condenser, and second import 21 of condenser is connected to the recirculated water return pipe 9 of heating system, and second outlet 64 of vapor-water heat exchanger is connected to the feed pipe of heating system.This overbottom pressure residual heat type water source heat pump system; There is the steam of overbottom pressure to send into steam turbine 5 part; Can change the interior of this part steam into compressor 1 that mechanical energy is used to drive water source heat pump system by steam turbine 5; Make water source heat pump system from low-temperature heat sources such as underground water, sewage, industrial wastewater or industrial colling, absorb heat, the backwater of heating system is carried out first order heating, get into vapor-water heat exchanger 6 after the steam overbottom pressure fully reduces again and emit heat circulation water for heating is carried out post bake; So both made full use of the overbottom pressure waste heat of steam; Can recycle the low temperature heat energy in underground water, sewage, industrial wastewater or the industrial colling again, this system has higher efficiency of energy utilization, and economic benefit is more outstanding.
Condensation temperature is generally below 80 ℃ in the vapor-water heat exchanger 6; When condensed water is discharged by condensate pump 7; Can produce the vacuum that is lower than atmospheric pressure, thus the pressure reduction between the venthole 52 of the air intake 51 of increasing steam turbine and steam turbine, the utilization rate of raising steam overbottom pressure.Owing to from low-temperature heat sources such as underground water, sewage, industrial wastewater or industrial colling, extracted heat, the total heat energy that this system exported makes that greater than the heat energy of the steam that is consumed this systematic economy benefit is more outstanding.
The above is giving an example of best mode for carrying out the invention, and the part of wherein not addressing in detail is those of ordinary skills' common practise.Protection scope of the present invention is as the criterion with the content of claim, and any equivalent transformation that carries out based on teachings of the present invention is also within protection scope of the present invention.
Claims (3)
1. overbottom pressure residual heat type water source heat pump system; Comprise and contain compressor, expansion valve, be positioned at the evaporimeter of water source side and be positioned at the water source heat pump units of the condenser of user side; It is characterized in that: also comprise steam turbine and vapor-water heat exchanger; The air intake of said steam turbine is connected to steam passage, and the mechanical energy output of said steam turbine is connected to said compressor, and the venthole of said steam turbine is connected to first import of said vapor-water heat exchanger; First outlet of said vapor-water heat exchanger is connected to the water inlet of condensate pump; Second import of said vapor-water heat exchanger is connected to second outlet of said condenser, and second import of said condenser is connected to the recirculated water return pipe of heating system, and second outlet of said vapor-water heat exchanger is connected to the feed pipe of said heating system.
2. overbottom pressure residual heat type water source heat pump system as claimed in claim 1 is characterized in that: first import of said evaporimeter is connected to underground water.
3. according to claim 1 or claim 2 overbottom pressure residual heat type water source heat pump system, it is characterized in that: first import of said evaporimeter is connected to sewage, industrial wastewater or industrial colling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102127991A CN102734980A (en) | 2012-06-26 | 2012-06-26 | Excess pressure and excess heat type water source heat pump system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102127991A CN102734980A (en) | 2012-06-26 | 2012-06-26 | Excess pressure and excess heat type water source heat pump system |
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| CN102734980A true CN102734980A (en) | 2012-10-17 |
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| CN2012102127991A Pending CN102734980A (en) | 2012-06-26 | 2012-06-26 | Excess pressure and excess heat type water source heat pump system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315749A (en) * | 2014-10-14 | 2015-01-28 | 北京中科华誉能源技术发展有限责任公司 | System for cyclically and integrally recovering afterheat in soft beverage factory |
| CN104315716A (en) * | 2014-10-14 | 2015-01-28 | 北京中科华誉能源技术发展有限责任公司 | Direct heating type integral afterheat recovery system used for soft beverage factory |
| CN104974026A (en) * | 2014-04-14 | 2015-10-14 | 中国石油化工股份有限公司 | Heat pump circulation system and heat pump circulation method used in hydroformylation process of low-carbon olefin |
| CN105042932A (en) * | 2015-07-10 | 2015-11-11 | 长沙山水节能研究院有限公司 | Waste heat and residual pressure recovery heat pump system for industrial circulating cooling water |
| CN105605828A (en) * | 2016-01-14 | 2016-05-25 | 江苏大学 | Waste heat and waste pressure type water source heat pump system applying boiler smoke waste heat |
| CN106979044A (en) * | 2017-04-21 | 2017-07-25 | 重庆大学 | Pump type heat turbine condenser condensing heating system |
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| US4413348A (en) * | 1981-01-12 | 1983-11-01 | Ga Technologies Inc. | System for producing process heat |
| CN200972286Y (en) * | 2006-11-16 | 2007-11-07 | 沈阳国惠供热有限公司 | Thermodynamic centrifugal water source heat pump set |
| CN201059819Y (en) * | 2007-07-12 | 2008-05-14 | 北京开源铭典技术有限公司 | Steam turbine driven open-type heat pump device |
| CN201963363U (en) * | 2011-03-07 | 2011-09-07 | 山东四方嘉会商贸有限公司 | Energy-saving system for waste heat re-use of power plant |
| CN202630502U (en) * | 2012-06-26 | 2012-12-26 | 山东科灵新能源发展有限公司 | Residual pressure and residual heat type water source heat pump system |
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2012
- 2012-06-26 CN CN2012102127991A patent/CN102734980A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4413348A (en) * | 1981-01-12 | 1983-11-01 | Ga Technologies Inc. | System for producing process heat |
| CN200972286Y (en) * | 2006-11-16 | 2007-11-07 | 沈阳国惠供热有限公司 | Thermodynamic centrifugal water source heat pump set |
| CN201059819Y (en) * | 2007-07-12 | 2008-05-14 | 北京开源铭典技术有限公司 | Steam turbine driven open-type heat pump device |
| CN201963363U (en) * | 2011-03-07 | 2011-09-07 | 山东四方嘉会商贸有限公司 | Energy-saving system for waste heat re-use of power plant |
| CN202630502U (en) * | 2012-06-26 | 2012-12-26 | 山东科灵新能源发展有限公司 | Residual pressure and residual heat type water source heat pump system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104974026A (en) * | 2014-04-14 | 2015-10-14 | 中国石油化工股份有限公司 | Heat pump circulation system and heat pump circulation method used in hydroformylation process of low-carbon olefin |
| CN104974026B (en) * | 2014-04-14 | 2017-12-19 | 中国石油化工股份有限公司 | A kind of heat pump circulating system and method for during low-carbon alkene hydroformylation |
| CN104315749A (en) * | 2014-10-14 | 2015-01-28 | 北京中科华誉能源技术发展有限责任公司 | System for cyclically and integrally recovering afterheat in soft beverage factory |
| CN104315716A (en) * | 2014-10-14 | 2015-01-28 | 北京中科华誉能源技术发展有限责任公司 | Direct heating type integral afterheat recovery system used for soft beverage factory |
| CN105042932A (en) * | 2015-07-10 | 2015-11-11 | 长沙山水节能研究院有限公司 | Waste heat and residual pressure recovery heat pump system for industrial circulating cooling water |
| CN105605828A (en) * | 2016-01-14 | 2016-05-25 | 江苏大学 | Waste heat and waste pressure type water source heat pump system applying boiler smoke waste heat |
| CN106979044A (en) * | 2017-04-21 | 2017-07-25 | 重庆大学 | Pump type heat turbine condenser condensing heating system |
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Application publication date: 20121017 |