CN102829519A - Dehumidifying unit of double cold source all fresh air heat pump provided with cold carrying heat exchanger - Google Patents
Dehumidifying unit of double cold source all fresh air heat pump provided with cold carrying heat exchanger Download PDFInfo
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- CN102829519A CN102829519A CN2012103446212A CN201210344621A CN102829519A CN 102829519 A CN102829519 A CN 102829519A CN 2012103446212 A CN2012103446212 A CN 2012103446212A CN 201210344621 A CN201210344621 A CN 201210344621A CN 102829519 A CN102829519 A CN 102829519A
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- heat exchanger
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- dehumidifying
- water source
- heat pump
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 57
- 238000005057 refrigeration Methods 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract description 8
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 230000006870 function Effects 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract 1
- 239000003507 refrigerant Substances 0.000 abstract 1
- 230000005494 condensation Effects 0.000 description 6
- 238000009833 condensation Methods 0.000 description 6
- 238000007791 dehumidification Methods 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
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Abstract
The invention discloses a dehumidifying unit of a double cold source all fresh air heat pump provided with a cold carrying heat exchanger. The dehumidifying unit is applied to an environment in which return air is not suitable to be adopted or the dehumidifying unit has a special purpose specially designed for control temperature and humidity independently. The dehumidifying unit of the double cold source all fresh air heat pump provided with the cold carrying heat exchanger comprises a primary surface air cooler and a secondary water source and air source heat pump temperature regulating and dehumidifying system, wherein a refrigerant is directly evaporated in the secondary water source and air source heat pump temperature regulating and dehumidifying system. The water source and air source heat pump temperature regulating and dehumidifying system has a structure that a water source and an air source are connected and installed in series. A water source heat exchanger is a temperature regulating device provided with the cold carrying heat exchanger. The cold carrying heat exchanger and the water source heat exchanger are installed in a combined frame. The dehumidifying unit of the double cold source all fresh air heat pump provided with the cold carrying heat exchanger has the functions of refrigerating, dehumidifying, regulating temperate, heating and the like. With the adoption of the combined structure, the structure is divided into upper and lower layers. The lower layer is a fresh air processing system while the upper layer is an exhaust processing system, so that the dehumidifying unit of the double cold source all fresh air heat pump provided with the cold carrying heat exchanger is high in integration level and convenient to install.
Description
Technical field
The present invention relates to the brand-new wind-heat pump dehumidifying of the two low-temperature receivers unit that a kind of novel band carries cold heat exchanger; Specifically be to adopt summer two low-temperature receivers that brand-new wind is carried out degree of depth dehumidifying and refrigeration; The winter starting heat pump heats new wind; Start a year cold heat exchanger brand-new wind is carried out temperature adjusting and dehumidifying season in spring and autumn, belongs to the refrigerating machine field.
Background technology
Brand-new air dehumidifier is mainly used in needs a large amount of new wind of introducing; Air-conditioned room is cold, the place of humidity load but do not hope to increase; Require unit in the scope of new wind-warm syndrome degree broad, can accurately control the dry-bulb temperature and the dew-point temperature of air-out, be specially adapted to that there are dehumidifying, temperature requirement in medicine and hygiene fields, military project, chemical industry, hot laboratory, Animal Lab., paint shop etc. but the place that do not allow to adopt return air.
The whole of brand-new air dehumidifier processing are outdoor new wind, adopt the in line mode of direct sending, belong to the single flow air treatment system.Traditional processing mode adds the air-treatment unit with the hot and cold water unit and realizes, general cold (heat) water coil and the assisted heating device arranged of air-treatment unit; The cold water temperature that its shortcoming is based on brand-new wind dehumidifying needs is very low, the refrigeration unit poor efficiency; Especially at plum rain season, temperature is not when high humility is not king-sized, and brand-new wind had not only needed refrigerated dehumidification but also needs heat again, had cut down the consumption of energy into key issue at this moment.
At present, most widely used on the market is plain edition CT dehumidifier, and this is a kind of have air-cooled and temperature-adjustable dehumidifiers 2 condensers of water-cooled; Brand-new wind for the summer high temperature high humidity; The dehumidifying that the plain edition dehumidifier can not satisfy this environment requires: the plain edition dehumidifier does not have enough colds that new wind dew-point temperature is controlled at below the 11g/kg to blow, thus often adopt the mode of two-stage plain edition dehumidifier series connection to dehumidify, for the refrigerating capacity of the purpose prime dehumidifier that reaches degree of depth dehumidifying often designs bigger than normal; Thereby the mode of this tandem working tends to bring many problems: along with the variation of brand-new wind state point; Before and after a level dehumidifier live load change greatly, also difficult to the control of dew-point temperature, and it is low to be in the back level dehumidifier EAT in downstream; Evaporator operation efficient is low; Cause the duty of complete machine poor, the phenomenon that regular meeting's appearance is shut down because of evaporimeter frosting, thereby the design and running of the system of giving brings inconvenience.
The brand-new air dehumidifier of two low-temperature receivers is domestic to have a few family units to develop, and function and implementation respectively have inclined to one side length on energy-conservation basis; The employing heat pump that has recovers energy, and heat is to the regulatory function of wind pushing temperature again but lack air, and particularly bigger transition season application is limited to some extent to humidity; What have has air heat a function that wind pushing temperature is regulated again, but can't realize that the heat pump in winter reclaims.
Summary of the invention
The present invention has overcome the weak point of prior art; The brand-new wind-heat pump dehumidifying of the two low-temperature receivers unit that a kind of novel band carries cold heat exchanger has been proposed: adopt summer two low-temperature receivers that brand-new wind is carried out degree of depth dehumidifying and refrigeration; The winter starting heat pump heats new wind, and start a year cold heat exchanger brand-new wind is carried out temperature adjusting and dehumidifying season in spring and autumn.
For realizing above-mentioned purpose, the present invention adopts following technical scheme:
A kind of band carries the brand-new wind-heat pump dehumidifying of the two low-temperature receivers unit of cold heat exchanger; Comprise air source heat pump temperature adjusting and dehumidifying system and water source heat-exchange system that prime surface cooler and back level cold-producing medium directly evaporate; Said air source heat pump temperature adjusting and dehumidifying system connects with said water source heat-exchange system; And wherein the water source heat-exchange system disposes and carries cold heat exchanger, and this year, cold heat exchanger was installed in the combined frame in the lump.
Cold heat exchanger was nested on the water source heat exchanger in the water source heat-exchange system in said year, and its refrigerating medium closed circuit is connected and composed by water source heat exchanger, magnetic valve, year cold heat exchanger, water circulating pump, water source heat exchanger successively.
Said air source heat pump temperature adjusting and dehumidifying system connects with said water source heat-exchange system and forms refrigeration cycle and heat closed circuit; Said refrigeration cycle by compressor, cross valve, water source heat exchanger, air draft heat exchanger, heat liquid-dividing head, first check valve, reservoir, filter, heat pump expansion valve, second check valve, refrigeration liquid-dividing head, fresh air heat exchanger, cross valve, gas-liquid separator, compressor connects and composes successively; Said heat closed circuit by compressor, cross valve, fresh air heat exchanger, refrigeration liquid-dividing head, the 3rd check valve, reservoir, filter, heat pump expansion valve, the 4th check valve, heat liquid-dividing head, air draft heat exchanger, water source heat exchanger, cross valve, gas-liquid separator, compressor and connect and compose successively.
Between said compressor and the gas-liquid separator low-pressure meter is installed, between compressor and cross valve, high pressure gauge is installed, setting pressure controller between low-pressure meter and high pressure gauge.
The exit of said air draft heat exchanger is equipped with exhaust blower; Said fresh air heat exchanger is equipped with pressure fan with the exit of carrying cold heat exchanger.
Import department at said air draft heat exchanger is equipped with electronic volume damper.
Beneficial effect:
The present invention includes the water source+air source heat pump temperature adjusting and dehumidifying system of prime cold (heat) water meter cooler and the direct evaporation of back level cold-producing medium, the relay of two low-temperature receiver two-stage can effectively realize minimum 9 ℃ low dew point control.The heat pump that the water source heat exchanger (nested year cold heat exchanger) of back level and air source are connected, function such as can realize refrigeration, dehumidifying, temperature adjustment, heat.For adapting to energy-conservation and environmental protection requirement, to discharge behind the energy of refrigeration employing condensation in summer, winter heating's employing heat pump techniques recovery return air, transition season adopts condensation to regulate wind pushing temperature, has improved the Energy Efficiency Ratio of unit greatly.
The present invention is particularly suitable for being specially adapted to that there are dehumidifying, temperature requirement in medicine and hygiene fields, military project, chemical industry, hot laboratory, Animal Lab., paint shop etc. but the place that do not allow to adopt return air.
Description of drawings:
Fig. 1 is a flowage structure sketch map of the present invention.
Wherein: 1, compressor; 2, low-pressure meter; 3, liquid/gas separator; 4, pressure controller; 5, high pressure gauge; 6, cross valve; 7, the 4th check valve; 8, second check valve; 9, expansion valve; 10, filter; 11, reservoir; 12, first check valve; 13, the 3rd check valve; 14, electronic volume damper; 15, air draft heat exchanger, 16, exhaust blower; 17, heat knockout; 18, surface cooler; 19, refrigeration knockout; 20, fresh air heat exchanger; 21, water source heat exchanger; 22, water circulating pump; 23, carry cold heat exchanger; 24, magnetic valve; 25, pressure fan; 26, combined frame.
The practical implementation way:
As shown in the figure; The band of the present invention's design carries the brand-new wind-heat pump dehumidifying of the two low-temperature receivers unit of cold heat exchanger; When the unit starting cool-down dehumidification; During the work of the brand-new wind-heat pump dehumidifying of two low-temperature receivers in summer unit; By prime cold (heat) water meter cooler to new wind precooling after, again through back level cold-producing medium directly air source heat pump system or water source heat exchanger (drive and carry a cold heat exchanger)+air source heat pump temperature adjusting and dehumidifying system of evaporation carry out degree of depth dehumidifying and refrigeration, condensation heat one side is discharged through the air draft heat exchanger separately; One side is seen off and is partly discharged through the air draft heat exchanger after carrying cold heat exchanger heating wind pushing temperature, and the relay of two low-temperature receiver two-stage can effectively realize minimum 9 ℃ low dew point control.
When the unit starting temperature adjusting and dehumidifying; When spring and autumn, seasonal zone carried the brand-new wind-heat pump dehumidifying of the two low-temperature receivers unit work of cold heat exchanger; Prime cold (heat) water meter cooler quits work, and water source+air source heat pump system that back level cold-producing medium directly evaporates starts kind of refrigeration cycle, and water source heat exchanger drive is meanwhile carried cold heat exchanger and started; Carry out temperature adjustment, electronic volume damper is installed in the import department of unit upper strata air draft heat exchanger.When startup temperature adjusting and dehumidifying system dehumidifies, regulate electronic volume damper, change air quantity through the air draft heat exchanger, influence the distribution of condensation heat between air draft heat exchanger and water source heat exchanger, reach the purpose of regulating wind pushing temperature.
When unit starting heats; When winter, band carried the brand-new wind-heat pump dehumidifying of the two low-temperature receivers unit work of cold heat exchanger; By prime cold (heat) water meter cooler to new wind preheating after; Back level cold-producing medium directly air source heat pump system (the water source part is not worked) the startup heat pump of evaporation heats, and closes electronic volume damper simultaneously, lets return air all carry out maximum energy through the air draft heat exchanger and reclaims.
Prime cold (heat) water meter cooler leads to cold water summer, leads to hot water winter, and close season in spring and autumn, in order to improve the efficient of hot water or cold water's unit, can suitably improve the cold water supply water temperature to 12-15 ℃ with reduce the hot water supply water temperature to 30-35 ℃.
When back level water source+air source heat pump system ran on cooling condition, cross valve started refrigeration and sets; When running on heating condition, the cross valve startup heats setting, and the water source part is not worked, and electronic volume damper is closed fully, lets return air all carry out maximum energy through the air draft heat exchanger and reclaims.
When system moved temperature adjusting and dehumidifying, magnetic valve, water circulating pump were opened, and electronic volume damper carries out aperture according to the air-supply working condition requirement to be regulated, and the water source heat exchanger passes through the operation of year cold heat exchanger, shares partial condensation heat, realizes the intensification of dehumidifying back; When system moved cool-down dehumidification, magnetic valve, water circulating pump were closed, electronic volume damper complete opening, and condensation heat is all born by the air draft heat exchanger.
Adopt fabricated structure on the structure, frame is divided into two-layer up and down, and lower floor is a fresh air treatment system, and the upper strata is the air draft treatment system, and integrated level is high, easy for installation.
Compressor adopts scroll compressor, and the water source heat exchanger adopts plate type heat exchanger, and other heat exchangers adopt the copper pipe aluminum fin form.
Control section adopts PLC, Based Intelligent Control, and touch Chinese and English shows man-machine interface.
Claims (6)
1. be with the brand-new wind-heat pump dehumidifying of the two low-temperature receivers that carry cold heat exchanger unit for one kind; It is characterized in that: comprise prime surface cooler (18) and back level cold-producing medium directly the air source heat pump temperature adjusting and dehumidifying system and the water source heat-exchange system of evaporation; Said air source heat pump temperature adjusting and dehumidifying system connects with said water source heat-exchange system; And wherein the water source heat-exchange system disposes and carries cold heat exchanger (23), and this year of cold heat exchanger (23) is installed in the combined frame (26) in the lump.
2. a kind of band according to claim 1 carries the brand-new wind-heat pump dehumidifying of the two low-temperature receivers unit of cold heat exchanger; It is characterized in that: said year cold heat exchanger (23) be nested on the water source heat exchanger in the water source heat-exchange system, its refrigerating medium closed circuit by water source heat exchanger (21), magnetic valve (24), carry cold heat exchanger (23), water circulating pump (22), water source heat exchanger (21) and connect and compose successively.
3. a kind of band according to claim 1 carries the brand-new wind-heat pump dehumidifying of two low-temperature receivers of cold heat exchanger unit, it is characterized in that: connect with said water source heat-exchange system formation refrigeration cycle and heat closed circuit of said air source heat pump temperature adjusting and dehumidifying system; Said refrigeration cycle by compressor (1), cross valve (6), water source heat exchanger (21), air draft heat exchanger (15), heat liquid-dividing head (17), first check valve (12), reservoir (11), filter (10), expansion valve (9), second check valve (8), refrigeration liquid-dividing head (19), fresh air heat exchanger (20), cross valve (6), gas-liquid separator (3), compressor (1) connects and composes successively; Said heat closed circuit by compressor (1), cross valve (6), fresh air heat exchanger (20), refrigeration liquid-dividing head (19), the 3rd check valve (13), reservoir (11), filter (10), expansion valve (9), the 4th check valve (7), heat liquid-dividing head (17), air draft heat exchanger (15), water source heat exchanger (21), cross valve (6), gas-liquid separator (3), compressor (1) and connect and compose successively.
4. band according to claim 3 carries the brand-new wind-heat pump dehumidifying of the two low-temperature receivers unit of cold heat exchanger; It is characterized in that; Between said compressor (1) and the gas-liquid separator (3) low-pressure meter (2) is installed; Between compressor (1) and cross valve (6), high pressure gauge (5) is installed, setting pressure controller (4) between low-pressure meter (2) and high pressure gauge (5).
5. carry the brand-new wind-heat pump dehumidifying of the two low-temperature receivers unit of cold heat exchanger according to claim 3 and 4 described bands, it is characterized in that the exit of said air draft heat exchanger (15) is equipped with exhaust blower (16); The exit of said fresh air heat exchanger (20) and year cold heat exchanger (23) is equipped with pressure fan (25).
6. band according to claim 1 carries the brand-new wind-heat pump dehumidifying of two low-temperature receivers of cold heat exchanger unit, it is characterized in that, in the import department of said air draft heat exchanger (15) electronic volume damper (14) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210344621.2A CN102829519B (en) | 2012-09-17 | 2012-09-17 | Dehumidifying unit of double cold source all fresh air heat pump provided with cold carrying heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210344621.2A CN102829519B (en) | 2012-09-17 | 2012-09-17 | Dehumidifying unit of double cold source all fresh air heat pump provided with cold carrying heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102829519A true CN102829519A (en) | 2012-12-19 |
| CN102829519B CN102829519B (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210344621.2A Active CN102829519B (en) | 2012-09-17 | 2012-09-17 | Dehumidifying unit of double cold source all fresh air heat pump provided with cold carrying heat exchanger |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954604A (en) * | 2018-05-22 | 2018-12-07 | 北京艾尔绿能科技有限公司 | A kind of fresh air integral system of the comprehensive distribution of upper and lower level |
| CN109059134A (en) * | 2018-07-26 | 2018-12-21 | 江苏致远高科能源科技有限公司 | A kind of Mobyneb heat pump swimming pool dehumidifier and its working method |
| CN110594919A (en) * | 2019-09-29 | 2019-12-20 | 北京四季通能源科技有限公司 | Air source heat pump system and control method thereof |
| CN110617567A (en) * | 2019-08-30 | 2019-12-27 | 江苏致远高科能源科技有限公司 | Method for designing double-cold-source fresh air dehumidifier according to cold quantity division ratio |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06174316A (en) * | 1992-12-01 | 1994-06-24 | Hitachi Ltd | Cold water supply apparatus |
| CN2305593Y (en) * | 1996-11-25 | 1999-01-27 | 许福盛 | Water saving indoor machine of air conditioner |
| CN2409436Y (en) * | 2000-01-24 | 2000-12-06 | 潘启川 | Dehumidification air conditioner heat recovery device |
| CN1699855A (en) * | 2005-06-07 | 2005-11-23 | 威海际高制冷空调设备有限公司 | One-unit double system household ventilating dehumidifier |
| CN202835624U (en) * | 2012-09-17 | 2013-03-27 | 江苏高科应用科学研究所有限公司 | Double-cold-source full-fresh-air heat pump dehumidification machine set with cold-source-carrying heat exchanger |
-
2012
- 2012-09-17 CN CN201210344621.2A patent/CN102829519B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06174316A (en) * | 1992-12-01 | 1994-06-24 | Hitachi Ltd | Cold water supply apparatus |
| CN2305593Y (en) * | 1996-11-25 | 1999-01-27 | 许福盛 | Water saving indoor machine of air conditioner |
| CN2409436Y (en) * | 2000-01-24 | 2000-12-06 | 潘启川 | Dehumidification air conditioner heat recovery device |
| CN1699855A (en) * | 2005-06-07 | 2005-11-23 | 威海际高制冷空调设备有限公司 | One-unit double system household ventilating dehumidifier |
| CN202835624U (en) * | 2012-09-17 | 2013-03-27 | 江苏高科应用科学研究所有限公司 | Double-cold-source full-fresh-air heat pump dehumidification machine set with cold-source-carrying heat exchanger |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954604A (en) * | 2018-05-22 | 2018-12-07 | 北京艾尔绿能科技有限公司 | A kind of fresh air integral system of the comprehensive distribution of upper and lower level |
| CN109059134A (en) * | 2018-07-26 | 2018-12-21 | 江苏致远高科能源科技有限公司 | A kind of Mobyneb heat pump swimming pool dehumidifier and its working method |
| CN110617567A (en) * | 2019-08-30 | 2019-12-27 | 江苏致远高科能源科技有限公司 | Method for designing double-cold-source fresh air dehumidifier according to cold quantity division ratio |
| CN110594919A (en) * | 2019-09-29 | 2019-12-20 | 北京四季通能源科技有限公司 | Air source heat pump system and control method thereof |
| CN110594919B (en) * | 2019-09-29 | 2024-02-13 | 北京四季通能源科技有限公司 | Air source heat pump system and control method thereof |
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| Publication number | Publication date |
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| CN102829519B (en) | 2015-05-06 |
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