CN103267388B - Efficient and environment-friendly heat pump - Google Patents
Efficient and environment-friendly heat pump Download PDFInfo
- Publication number
- CN103267388B CN103267388B CN201310202870.2A CN201310202870A CN103267388B CN 103267388 B CN103267388 B CN 103267388B CN 201310202870 A CN201310202870 A CN 201310202870A CN 103267388 B CN103267388 B CN 103267388B
- Authority
- CN
- China
- Prior art keywords
- heat pump
- outlet
- ammoniacal liquor
- ammonia
- absorber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention discloses an efficient and environment-friendly heat pump. The efficient and environment-friendly heat pump comprises a one-stage heat pump body or a multi-stage heat pump body. The one-stage heat pump body comprises an evaporator, an A steam separator, an A ammonia compressor, an A ammonia water pump, an A absorber and an A heat exchanger. The efficient and environment-friendly heat pump is made by adopting ammonia water as a working medium and according to the mechanical compression and absorption design idea, and a whole system works under a whole sealing state. The efficient and environment-friendly heat pump is safe, environment-friendly, efficient, cheap and wide in use range, and is an ideal heat pump for achieving cyclic utilization of waste heat.
Description
Technical field
The present invention relates to a kind of high-efficiency environment friendly and the wide heat pump of practicality.
Background technology
The activities of the mankind, be unable to do without the energy.Industrial production is larger, and energy resource consumption is larger.Along with CO
2discharge capacity is higher, and environmental pollution is also more serious.Directly affect the living environment of the mankind.The various energy provides the high-order energy, acting and generates electricity promote every industrially to carry out by producing steam, is converted into a large amount of low-temperature waste heats simultaneously and is dissipated.This discarded heat had both caused the loss of energy, affected again the living environment of the mankind.Be the steam or hot water that have certain industrial application to be worth to this if with minimum cost by this thermal energy gone out of use, realize effective thermal cycle, significantly can reduce the consumption of the energy undoubtedly, improve the living environment of the mankind with this, this is the large problem being related to human survival, development.
To this, people have paid many effort to realize this point.As various mechanical compression type heat pump, absorption heat pump, all there is effect Lowlevel thermal energy being converted to certain value heat energy.But also there are problems at present and limit them and widely use in these heat pumps.With now widely used mechanical type heat pump, use freon to do working medium, though Absorbable rod Lowlevel thermal energy, its operating temperature exported is limited in 80
0below C.Produce hot water only, and power consumption is also higher.Make one, two class absorption heat pumps of working medium with lithium bromide, utilize used heat can produce steam up to several kilograms, but higher to the temperature requirement of used heat, and the thermal efficiency is less than 0.5, and also lithium is a kind of rare metal, expensive.Very strong again to corrosion of metal.Section of tubing carries out again under higher vacuum condition.Thus equipment investment cost is higher, safeguards inconvenience.
Summary of the invention
For overcoming above-mentioned heat pump Problems existing, realizing low cost, efficient, environmental protection, having the heat pump widely using value.The present invention proposes a kind of design of high-efficiency environment friendly heat pump.
See Fig. 1, Fig. 2 and Fig. 3, in order to achieve the above object, technical scheme provided by the invention is:
The multi-stage heat pump that described high-efficiency environment friendly heat pump comprises single-stage heat pump or is in series by several single-stages; Described single-stage heat pump comprises A evaporimeter 1, A steam-water separator 2, A ammonia compressor 3, A aqua ammonia pump 4, A absorber 5 and A heat exchanger 6;
Described A evaporimeter 1 ammoniacal liquor outlet is communicated with A ammoniacal liquor separator 2 entrance, and A ammoniacal liquor separator 2 ammonia outlet is communicated with A ammonia compressor 3 entrance, and A ammonia compressor 3 outlet is communicated with A absorber 5 ammonia entrance;
Described A ammoniacal liquor separator 2 ammoniacal liquor outlet is communicated with A aqua ammonia pump 4 entrance, and A aqua ammonia pump 4 exports the first inlet communication with A heat exchanger 6, the first outlet of A heat exchanger 6 and the inlet communication of A control valve 8 and A bypass valve 9;
The outlet of A control valve 8 is communicated with A ammonia compressor 3 chuck liquid feeding end; A ammonia compressor 3 chuck outlet end and the rare ammoniacal liquor inlet communication of A absorber 5; The outlet of described A bypass valve 9 is communicated with A ammonia compressor 3 chuck outlet end;
The dense ammoniacal liquor outlet of described A absorber 5 and A heat exchanger 6 second inlet communication, A heat exchanger 6 second outlet is communicated with choke valve 7 entrance, and choke valve 7 exports and evaporimeter 1 concentrated ammonia liquor inlet communication;
Be provided with cooling tubulation in described A absorber 5, cooling tubulation entrance point is provided with B choke valve 17, and the cooling tubulation port of export is provided with A control valve 22;
Described evaporimeter 1 is provided with used heat inlet port 18.
In single-stage heat pump, the choke valve 17 of described cooling tubulation entrance point is communicated with for device outward with cooling water, the steam that cooling water produces after A absorber 5 absorbs heat or hot water are exported by control valve 22, and the aperture of control valve 22 can control the pressure of institute's producing steam to meet the requirement of user.
Improve as one, for the application that cold warm end temperature difference is larger, high-efficiency environment friendly heat pump then adopts secondary structure, that is, the second level of connecting again in above-mentioned single-stage high-efficiency environment friendly heat pump basis; Second level heat pump comprises B steam-water separator 10, B ammonia compressor 11, B aqua ammonia pump 12, B absorber 13, B heat exchanger 14;
Described B ammoniacal liquor separator 10 ammoniacal liquor outlet communicates with B aqua ammonia pump 12 entrance, and B aqua ammonia pump 12 exports the first inlet communication with B heat exchanger 14, the first outlet of B heat exchanger 14 and the inlet communication of B control valve 15 and B bypass valve 16;
The outlet of B control valve 15 is communicated with B ammonia compressor 11 chuck liquid feeding end, B ammonia compressor (11) chuck outlet end and the rare ammoniacal liquor inlet communication of B absorber 13; The outlet of B bypass valve 16 is communicated with B ammonia compressor 11 chuck outlet end;
Dense ammoniacal liquor outlet and B heat exchanger 14 second inlet communication of described B absorber 13, B heat exchanger 14 second exports and B choke valve 17 inlet communication, and B choke valve 17 exports the cooling tubulation inlet communication with A level absorber 5;
Be provided with cooling tubulation in described B absorber 13, cooling tubulation entrance point is provided with C choke valve 21, and the cooling tubulation port of export is provided with B control valve 23.The choke valve (21) of described cooling tubulation entrance point is communicated with for device outward with cooling water, and the steam that cooling water produces after B absorber (13) heat absorption or hot water are exported by control valve (23).The aperture of adjusting control valve 23 can control the pressure of institute's producing steam to meet the requirement of user.
Described A ammonia compressor 3 and B ammonia compressor 11 are reciprocating oil-free lubrication machine (or having the compressor of other type of identity function).Also be provided with exhaust outlet 19 and sewage draining exit 20 on evaporimeter 1 described in certain specific environment, like this, evaporimeter is actually the structure of four gateways, has the effect of automatically cleaning dust, enhanced heat exchange effect.
Working medium in above-mentioned high-efficiency environment friendly heat pump is ammoniacal liquor, working medium weights of ammonia percent concentration in the heat pump of the working medium weights of ammonia percent concentration > second level in first order heat pump.When 10 °≤operating ambient temperature≤60 °, the weight percent concentration of working medium ammoniacal liquor is 45%-55%, is preferably 48%-52%, is more preferably 50%; When 60 ° of < operating ambient temperature≤120 °, the weight percent concentration of working medium ammoniacal liquor is 15%-25%, is preferably 20%-23%, is more preferably 21%-22%.
Below in conjunction with operation principle, the invention will be further described:
High-efficiency environment friendly heat pump of the present invention adopts ammoniacal liquor to do working medium, and ammonia concn adjusts according to application condition of work.Relatively dense ammoniacal liquor, enters evaporimeter after choke valve 7 step-down, absorbs used heat and makes part ammonia flash to gaseous state, and enter A steam-water separator 2, be separated by ammonia with ammoniacal liquor.Isolated ammonia, after A ammonia compressor 3 compresses increasing temperature and pressure, enters A absorber 5; Isolated weak aqua ammonia then improves temperature with A aqua ammonia pump 4 through heat exchanger 6 heat exchange, and by temperature control valve (TCV) 8,9, after A ammonia compressor 3 shell chuck absorbs heat intensification further, enters A absorber 5 and contact with ammonia, dissolve ammonia, and release heat.This heat is again by establishing cooling tubulation and outer Cooling Water heat exchange to produce hot water or steam for user in absorber 5.
For the application that cold warm end temperature difference is larger, then adopt two-stage or multilevel hierarchy, its operation principle is identical with single-stage heat pump, and just the absorber 5 of single-stage, had both played a part the ammonia scrubber of prime, and played a part evaporation again to second level working medium.
Compared with prior art, the present invention has following features:
1) ammoniacal liquor is used to do working medium, inexpensive, ample supply and prompt delivery, pressure are low, easily store, environmental protection: ODP=0, GWP=0.
2) ammonia is soluble in water, and heat of solution reaches 8.8 kilocalories/gram molecule, and heat is quite close to the evaporation latent heat of water at normal temperature.The evaporation latent heat of the freon used than general heat pump exceeds more than one times, therefore the heat that unit working medium may be carried is more much higher than freon.Thus under equal conditions, the power consumption of ammonia compressor will greatly reduce.
3) according to different applied environments and demand, adjustable suitable ammonia concn, under making it be operated in the pressure and temperature of equipment license, by single-stage or multistage combination, make its Absorbable rod low-temperature waste heat, can be converted into again the steam or hot water with certain industrial application value, power consumption is more much lower than existing heat pump, thus can realize thermal cycle truly.
4) structure is simple, under equipment is in barotropic state, comparatively uses lithium bromide absorption type heat pump simply too much, comparatively does its pressure of heat pump of working medium with freon again much lower, therefore is easy to the maintenance management of equipment.
Such as, feed factory adds man-hour, and the low-pressure steam that steam boiler provides and the mechanical energy that disintegrating machine provides, enter cooling tower after slaking, the heat newly provided, moisture is taken away, produce a large amount of low-temperature waste heats and be dispersed in air by air-supply.To this, then can adopt the high-efficiency environment friendly heat pump with secondary heat pump structure of the present invention, be absorbed the used heat of new discharge by evaporimeter, and transform the low-pressure steam done for slaking, to realize thermal cycle.
In a word, efficient and environment-friendly type heat pump of the present invention does working medium with ammoniacal liquor, adopts the design philosophy of mechanical compress+absorption, this system works under full closeding state, and safety, environmental protection, efficient, the inexpensive and scope of application are wide, are the more satisfactory heat pumps realizing waste heat cyclic utilization.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the present invention;
Fig. 2 is the structural representation of the another kind of embodiment of the present invention;
Fig. 3 is the structural representation of another embodiment of the present invention.
In figure: 1, A evaporimeter; 2, A steam-water separator; 3, A ammonia compressor; 4, A aqua ammonia pump; 5, A absorber; 6, A heat exchanger; 7, A choke valve; 8, A control valve; 9, A bypass valve; 10, B steam-water separator; 11, B ammonia compressor; 12, B aqua ammonia pump; 13, B absorber; 14, B heat exchanger; 15, B control valve; 16, B bypass valve; 17, B choke valve; 18, used heat carbonated drink entrance; 19, exhaust outlet; 20, sewage draining exit; 21, C choke valve; 22, A control valve; 23, B control valve.
Detailed description of the invention
Below in conjunction with accompanying drawing and example, the present invention is further illustrated.
embodiment 1
See Fig. 1, described high-efficiency environment friendly heat pump is single-stage heat pump; Described single-stage heat pump comprises evaporimeter 1, A steam-water separator 2, A ammonia compressor 3, A aqua ammonia pump 4, A absorber 5 and A heat exchanger 6;
Described evaporimeter 1 ammoniacal liquor outlet is communicated with A ammoniacal liquor separator 2 entrance, and A ammoniacal liquor separator 2 ammonia outlet is communicated with A ammonia compressor 3 entrance, and A ammonia compressor 3 outlet is communicated with A absorber 5 ammonia entrance;
Described A ammoniacal liquor separator 2 ammoniacal liquor outlet is communicated with A aqua ammonia pump 4 entrance, and A aqua ammonia pump 4 exports the first inlet communication with A heat exchanger 6, the first outlet of A heat exchanger 6 and the inlet communication of A control valve 8 and A bypass valve 9;
The outlet of A control valve 8 is communicated with A ammonia compressor 3 chuck liquid feeding end; A ammonia compressor 3 chuck outlet end and the rare ammoniacal liquor inlet communication of A absorber 5; The outlet of described A bypass valve 9 is communicated with A ammonia compressor 3 chuck outlet end;
The dense ammoniacal liquor outlet of described A absorber 5 and A heat exchanger 6 second inlet communication, A heat exchanger 6 second outlet is communicated with choke valve 7 entrance, and choke valve 7 exports and evaporimeter 1 concentrated ammonia liquor inlet communication;
Be provided with cooling tubulation in described A absorber 5, cooling tubulation entrance point is provided with B choke valve 17, and the cooling tubulation port of export is provided with A control valve 22;
Described evaporimeter 1 is provided with used heat inlet port 18.
Described A ammonia compressor 3 is reciprocating oil-free lubrication machine.
In single-stage heat pump, the choke valve 17 of described cooling tubulation entrance point is communicated with for device outward with cooling water, the steam that cooling water produces after A absorber 5 absorbs heat or hot water are exported by control valve 22, and the aperture of control valve 22 can control the pressure of institute's producing steam to meet the requirement of user.
Working medium in above-mentioned Environmentally-friendly heat pump is ammoniacal liquor, and when 10 °≤operating ambient temperature≤60 °, the weight percent concentration of working medium ammoniacal liquor is 50%; When 60 ° of < operating ambient temperature≤120 °, the weight percent concentration of working medium ammoniacal liquor is 21%-22%.
embodiment 2
See Fig. 2, described high-efficiency environment friendly heat pump is the two-layer configuration based on single-stage heat pump, and described first order heat pump comprises evaporimeter 1, A steam-water separator 2, A ammonia compressor 3, A aqua ammonia pump 4, A absorber 5 and A heat exchanger 6;
Described evaporimeter 1 ammoniacal liquor outlet is communicated with A ammoniacal liquor separator 2 entrance, and A ammoniacal liquor separator 2 ammonia outlet is communicated with A ammonia compressor 3 entrance, and A ammonia compressor 3 outlet is communicated with A absorber 5 ammonia entrance;
Described A ammoniacal liquor separator 2 ammoniacal liquor outlet is communicated with A aqua ammonia pump 4 entrance, and A aqua ammonia pump 4 exports the first inlet communication with A heat exchanger 6, the first outlet of A heat exchanger 6 and the inlet communication of A control valve 8 and A bypass valve 9;
The outlet of A control valve 8 is communicated with A ammonia compressor 3 chuck liquid feeding end; A ammonia compressor 3 chuck outlet end and the rare ammoniacal liquor inlet communication of A absorber 5; The outlet of described A bypass valve 9 is communicated with A ammonia compressor 3 chuck outlet end;
The dense ammoniacal liquor outlet of described A absorber 5 and A heat exchanger 6 second inlet communication, A heat exchanger 6 second outlet is communicated with choke valve 7 entrance, and choke valve 7 exports and evaporimeter 1 concentrated ammonia liquor inlet communication;
Be provided with cooling tubulation in described A absorber 5, cooling tubulation entrance point is provided with B choke valve 17, and the cooling tubulation port of export is provided with A control valve 22;
Described evaporimeter 1 is provided with used heat inlet port 18.
Described second level heat pump comprises B steam-water separator 10, B ammonia compressor 11, B aqua ammonia pump 12, B absorber 13, B heat exchanger 14;
Described B ammoniacal liquor separator 10 ammoniacal liquor outlet communicates with B aqua ammonia pump 12 entrance, and B aqua ammonia pump 12 exports the first inlet communication with B heat exchanger 14, the first outlet of B heat exchanger 14 and the inlet communication of B control valve 15 and B bypass valve 16;
The outlet of B control valve 15 is communicated with B ammonia compressor 11 chuck liquid feeding end, B ammonia compressor (11) chuck outlet end and the rare ammoniacal liquor inlet communication of B absorber 13; The outlet of B bypass valve 16 is communicated with B ammonia compressor 11 chuck outlet end;
Dense ammoniacal liquor outlet and B heat exchanger 14 second inlet communication of described B absorber 13, B heat exchanger 14 second exports and B choke valve 17 inlet communication, and B choke valve 17 exports the cooling tubulation inlet communication with A level absorber 5;
Be provided with cooling tubulation in described B absorber 13, cooling tubulation entrance point is provided with C choke valve 21, and the cooling tubulation port of export is provided with B control valve 23.
Described A ammonia compressor 3 and B ammonia compressor 11 are reciprocating oil-free lubrication machine.
The choke valve (21) of described cooling tubulation entrance point is communicated with for device outward with cooling water, and the steam that cooling water produces after B absorber (13) heat absorption or hot water are exported by control valve (23).The aperture of adjusting control valve 23 can control the pressure of institute's producing steam to meet the requirement of user.
Working medium in above-mentioned Environmentally-friendly heat pump is ammoniacal liquor, working medium weights of ammonia percent concentration in the heat pump of the working medium weights of ammonia percent concentration > second level in first order heat pump.When 10 °≤operating ambient temperature≤60 °, the weight percent concentration of working medium ammoniacal liquor is 48%-52%; When 60 ° of < operating ambient temperature≤120 °, the weight percent concentration of working medium ammoniacal liquor is 20%-23%.
embodiment 3
See Fig. 3, see Fig. 2, described high-efficiency environment friendly heat pump is the two-layer configuration based on single-stage heat pump, and described first order heat pump comprises A evaporimeter 1, A steam-water separator 2, A ammonia compressor 3, A aqua ammonia pump 4, A absorber 5 and A heat exchanger 6;
Described evaporimeter 1 ammoniacal liquor outlet is communicated with A ammoniacal liquor separator 2 entrance, and A ammoniacal liquor separator 2 ammonia outlet is communicated with A ammonia compressor 3 entrance, and A ammonia compressor 3 outlet is communicated with A absorber 5 ammonia entrance;
Described A ammoniacal liquor separator 2 ammoniacal liquor outlet is communicated with A aqua ammonia pump 4 entrance, and A aqua ammonia pump 4 exports the first inlet communication with A heat exchanger 6, the first outlet of A heat exchanger 6 and the inlet communication of A control valve 8 and A bypass valve 9;
The outlet of A control valve 8 is communicated with A ammonia compressor 3 chuck liquid feeding end; A ammonia compressor 3 chuck outlet end and the rare ammoniacal liquor inlet communication of A absorber 5; The outlet of described A bypass valve 9 is communicated with A ammonia compressor 3 chuck outlet end;
The dense ammoniacal liquor outlet of described A absorber 5 and A heat exchanger 6 second inlet communication, A heat exchanger 6 second outlet is communicated with choke valve 7 entrance, and choke valve 7 exports and evaporimeter 1 concentrated ammonia liquor inlet communication;
Be provided with cooling tubulation in described A absorber 5, cooling tubulation entrance point is provided with B choke valve (17), and the cooling tubulation port of export is provided with A control valve 22;
Described evaporimeter 1 is provided with used heat inlet port 18.
Described second level heat pump comprises B steam-water separator 10, B ammonia compressor 11, B aqua ammonia pump 12, B absorber 13, B heat exchanger 14;
Described B ammoniacal liquor separator 10 ammoniacal liquor outlet communicates with B aqua ammonia pump 12 entrance, and B aqua ammonia pump 12 exports the first inlet communication with B heat exchanger 14, the first outlet of B heat exchanger 14 and the inlet communication of B control valve 15 and B bypass valve 16;
The outlet of B control valve 15 is communicated with B ammonia compressor 11 chuck liquid feeding end, B ammonia compressor 11 chuck outlet end and the rare ammoniacal liquor inlet communication of B absorber 13; The outlet of B bypass valve 16 is communicated with B ammonia compressor 11 chuck outlet end;
Dense ammoniacal liquor outlet and B heat exchanger 14 second inlet communication of described B absorber 13, B heat exchanger 14 second exports and B choke valve 17 inlet communication, and B choke valve 17 exports the cooling tubulation inlet communication with A level absorber 5;
Be provided with cooling tubulation in described B absorber 13, cooling tubulation entrance point is provided with C choke valve 21, and the cooling tubulation port of export is provided with B control valve 23.
Described A ammonia compressor 3 and B ammonia compressor 11 are reciprocating oil-free lubrication machine.Described evaporimeter 1 is also provided with exhaust outlet 19 and sewage draining exit 20.A heat exchanger 6 and B heat exchanger 13 are plate type heat exchanger.
The C choke valve (21) of described cooling tubulation entrance point is communicated with for device outward with cooling water, and the steam that cooling water produces after B absorber (13) heat absorption or hot water are exported by B control valve (23).The aperture of B control valve 23 can control the pressure of institute's producing steam to meet the requirement of user.
Working medium in above-mentioned high-efficiency environment friendly heat pump is ammoniacal liquor, working medium weights of ammonia percent concentration in the heat pump of the working medium weights of ammonia percent concentration > second level in first order heat pump.When 10 °≤operating ambient temperature≤60 °, the weight percent concentration of working medium ammoniacal liquor is 45%-55%; When 60 ° of < operating ambient temperature≤120 °, the weight percent concentration of working medium ammoniacal liquor is 15%-25%.
Claims (10)
1. a high-efficiency environment friendly heat pump, is characterized in that, the multi-stage heat pump that it comprises single-stage heat pump or is in series by several single-stages; Described single-stage heat pump comprises A evaporimeter (1), A ammoniacal liquor separator (2), A ammonia compressor (3), A aqua ammonia pump (4), A absorber (5) and A heat exchanger (6);
Described A evaporimeter (1) ammoniacal liquor outlet is communicated with A ammoniacal liquor separator (2) entrance, and A ammoniacal liquor separator (2) ammonia outlet is communicated with A ammonia compressor (3) entrance, and A ammonia compressor (3) outlet is communicated with A absorber (5) ammonia entrance;
Described A ammoniacal liquor separator (2) ammoniacal liquor outlet is communicated with A aqua ammonia pump (4) entrance, the first inlet communication of A aqua ammonia pump (4) outlet and A heat exchanger (6), the first outlet of A heat exchanger (6) and the inlet communication of A control valve (8) and A bypass valve (9);
The outlet of A control valve (8) is communicated with A ammonia compressor (3) chuck liquid feeding end; A ammonia compressor (3) chuck outlet end and the rare ammoniacal liquor inlet communication of A absorber (5); The outlet of described A bypass valve (9) is communicated with A ammonia compressor (3) chuck outlet end;
The dense ammoniacal liquor outlet of described A absorber (5) and A heat exchanger (6) second inlet communication, A heat exchanger (6) second outlet is communicated with A choke valve (7) entrance, A choke valve (7) outlet and A evaporimeter (1) concentrated ammonia liquor inlet communication;
Be provided with cooling tubulation in described A absorber (5), cooling tubulation entrance point is provided with B choke valve (17), and the cooling tubulation port of export is provided with A control valve (22);
Described A evaporimeter (1) is provided with used heat inlet port (18).
2. high-efficiency environment friendly heat pump as claimed in claim 1, it is characterized in that, the B choke valve (17) of described cooling tubulation entrance point is communicated with for device outward with cooling water, and the steam that cooling water produces after A absorber (5) heat absorption or hot water are exported by A control valve (22).
3. high-efficiency environment friendly heat pump as claimed in claim 1, is characterized in that, described multi-stage heat pump is the multi-stage heat pump of two single-stage heat pump series connection, and first order heat pump is single-stage heat pump according to claim 1; Second level heat pump comprises B ammoniacal liquor separator (10), B ammonia compressor (11), B aqua ammonia pump (12), B absorber (13), B heat exchanger (14);
Described B ammoniacal liquor separator (10) ammoniacal liquor outlet communicates with B aqua ammonia pump (12) entrance, first inlet communication of B aqua ammonia pump (12) outlet and B heat exchanger (14), the first outlet of B heat exchanger (14) and the inlet communication of B control valve (15) and B bypass valve (16);
The outlet of B control valve (15) is communicated with B ammonia compressor (11) chuck liquid feeding end, B ammonia compressor (11) chuck outlet end and the rare ammoniacal liquor inlet communication of B absorber (13); The outlet of B bypass valve (16) is communicated with B ammonia compressor (11) chuck outlet end;
Dense ammoniacal liquor outlet and B heat exchanger (14) second inlet communication of described B absorber (13), B heat exchanger (14) second exports and B choke valve (17) inlet communication, and B choke valve (17) exports the cooling tubulation inlet communication with A absorber (5);
Be provided with cooling tubulation in described B absorber (13), cooling tubulation entrance point is provided with C choke valve (21), and the cooling tubulation port of export is provided with B control valve (23).
4. high-efficiency environment friendly heat pump as claimed in claim 3, it is characterized in that, the C choke valve (21) of described cooling tubulation entrance point is communicated with for device outward with cooling water, and the steam that cooling water produces after B absorber (13) heat absorption or hot water are exported by B control valve (23).
5. high-efficiency environment friendly heat pump as claimed in claim 3, it is characterized in that, described A ammonia compressor (3) and B ammonia compressor (11) are reciprocating oil-free lubrication machine.
6. high-efficiency environment friendly heat pump as claimed in claim 3, is characterized in that, described A evaporimeter (1) is also provided with exhaust outlet (19) and sewage draining exit (20).
7. high-efficiency environment friendly heat pump as claimed in claim 3, it is characterized in that, the working medium in described Environmentally-friendly heat pump is ammoniacal liquor, working medium weights of ammonia percent concentration in the heat pump of the working medium weights of ammonia percent concentration > second level in first order heat pump.
8. the high-efficiency environment friendly heat pump as described in any one of claim 1 to 7, is characterized in that, when 10 °≤operating ambient temperature≤60 °, the weight percent concentration of working medium ammoniacal liquor is 45%-55%; When 60 ° of < operating ambient temperature≤120 °, the weight percent concentration of working medium ammoniacal liquor is 15%-25%.
9. high-efficiency environment friendly heat pump as claimed in claim 8, it is characterized in that, when 10 °≤operating ambient temperature≤60 °, the weight percent concentration of working medium ammoniacal liquor is 48-52%; When 60 ° of < operating ambient temperature≤120 °, the weight percent concentration of working medium ammoniacal liquor is 20%-23%.
10. high-efficiency environment friendly heat pump as claimed in claim 9, it is characterized in that, when 10 °≤operating ambient temperature≤60 °, the weight percent concentration of working medium ammoniacal liquor is 50%; When 60 ° of < operating ambient temperature≤120 °, the weight percent concentration of working medium ammoniacal liquor is 21%-22%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310202870.2A CN103267388B (en) | 2013-05-28 | 2013-05-28 | Efficient and environment-friendly heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310202870.2A CN103267388B (en) | 2013-05-28 | 2013-05-28 | Efficient and environment-friendly heat pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103267388A CN103267388A (en) | 2013-08-28 |
| CN103267388B true CN103267388B (en) | 2015-04-15 |
Family
ID=49011031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310202870.2A Expired - Fee Related CN103267388B (en) | 2013-05-28 | 2013-05-28 | Efficient and environment-friendly heat pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103267388B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11182972A (en) * | 1997-10-16 | 1999-07-06 | Yamaha Motor Co Ltd | Engine waste heat recovery unit |
| CN201203102Y (en) * | 2008-05-05 | 2009-03-04 | 陈万仁 | Waste heat recovering and utilizing system of power plant condenser cooling water |
| CN202133185U (en) * | 2011-06-01 | 2012-02-01 | 西安交通大学 | High-temperature steam-generating heat pump system |
| JP4885467B2 (en) * | 2005-03-25 | 2012-02-29 | 川重冷熱工業株式会社 | Absorption heat pump |
| CN202361696U (en) * | 2011-11-07 | 2012-08-01 | 北京科技大学 | Heat pump circulating system and evaporation system |
| CN202470543U (en) * | 2012-03-19 | 2012-10-03 | 北京华源泰盟节能设备有限公司 | Warming type absorption heat pump with middle-temperature heat source in series |
| JP2013044489A (en) * | 2011-08-25 | 2013-03-04 | Miura Co Ltd | Steam generator |
| CN202928202U (en) * | 2012-11-22 | 2013-05-08 | 大连葆光节能空调设备厂 | Waste heat recovery type distributed energy and urban trunk sewage source heat pump coupling system |
-
2013
- 2013-05-28 CN CN201310202870.2A patent/CN103267388B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11182972A (en) * | 1997-10-16 | 1999-07-06 | Yamaha Motor Co Ltd | Engine waste heat recovery unit |
| JP4885467B2 (en) * | 2005-03-25 | 2012-02-29 | 川重冷熱工業株式会社 | Absorption heat pump |
| CN201203102Y (en) * | 2008-05-05 | 2009-03-04 | 陈万仁 | Waste heat recovering and utilizing system of power plant condenser cooling water |
| CN202133185U (en) * | 2011-06-01 | 2012-02-01 | 西安交通大学 | High-temperature steam-generating heat pump system |
| JP2013044489A (en) * | 2011-08-25 | 2013-03-04 | Miura Co Ltd | Steam generator |
| CN202361696U (en) * | 2011-11-07 | 2012-08-01 | 北京科技大学 | Heat pump circulating system and evaporation system |
| CN202470543U (en) * | 2012-03-19 | 2012-10-03 | 北京华源泰盟节能设备有限公司 | Warming type absorption heat pump with middle-temperature heat source in series |
| CN202928202U (en) * | 2012-11-22 | 2013-05-08 | 大连葆光节能空调设备厂 | Waste heat recovery type distributed energy and urban trunk sewage source heat pump coupling system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103267388A (en) | 2013-08-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101666250B (en) | System for improving low-temperature heat source power generation capacity by using injection pump | |
| CN105888992B (en) | A kind of solar energy and ground heat integration double flash evaporation double-work medium circulating generation hot-water heating system | |
| CN100498128C (en) | Low grade energy driven and mechanical power driven composite heat pump, refrigeration system | |
| CN102767921A (en) | Double-way pre-cooling efficient heat pump device and control method thereof | |
| CN101706175A (en) | Pump-free lithium bromide air-conditioning system | |
| CN103335452A (en) | Refrigeration and heat recovery double-working-condition system with ammonia as refrigerant | |
| CN103267388B (en) | Efficient and environment-friendly heat pump | |
| CN201514041U (en) | Air source heating machine for steam room | |
| CN207317055U (en) | Supercritical carbon dioxide system for realizing thermoelectric decoupling | |
| CN203396153U (en) | Refrigeration and heat recover dual-working-condition system using ammonia as refrigerant | |
| CN105569754A (en) | Method of using environment thermal energy for working on outside and environment thermal energy working system | |
| CN210624993U (en) | Ultra-low temperature frequency conversion two-combined-supply unit with refrigerant cooling function | |
| CN208927620U (en) | A kind of novel evacuated unit installation of hydrogen peroxide concentration unit | |
| CN208671353U (en) | Enclosed heat-pump water heater based on air circulation | |
| CN208282439U (en) | Solar energy, the geothermal energy CO2 Trans-critical cycle heat pump system of wind light mutual complementing driving | |
| CN2463742Y (en) | Hot-water machine set used waste heat | |
| CN201532048U (en) | Air-conditioning device for heat pump | |
| CN201779788U (en) | Separated variable-capacity module system substituting air-source variable-frequency multi-connected unit | |
| CN214746042U (en) | Solar heat pump hot water system suitable for low temperature environment | |
| CN209100200U (en) | A kind of energy conservation and environmental protection air-source heat pump heat-extracting power generation device | |
| CN221146856U (en) | Geothermal water driven lithium bromide heat pump system | |
| CN219913527U (en) | Energy-saving absorption refrigeration system for butadiene polymerization | |
| CN101586892A (en) | Synchronous refrigerating-heating machine set with cold-hot source complement | |
| CN211233376U (en) | Carbon dioxide direct-current variable-frequency heat pump water heater | |
| CN101749783B (en) | Heating system and heating method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20170528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |