CN205619560U - Heat recovery dehumidification type heat pump drying -machine - Google Patents
Heat recovery dehumidification type heat pump drying -machine Download PDFInfo
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- CN205619560U CN205619560U CN201620137513.1U CN201620137513U CN205619560U CN 205619560 U CN205619560 U CN 205619560U CN 201620137513 U CN201620137513 U CN 201620137513U CN 205619560 U CN205619560 U CN 205619560U
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- 238000007791 dehumidification Methods 0.000 title claims abstract description 22
- 238000011084 recovery Methods 0.000 title claims abstract description 13
- 238000001035 drying Methods 0.000 title abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000005057 refrigeration Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 8
- 239000005030 aluminium foil Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 8
- 229920006395 saturated elastomer Polymers 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000004108 freeze drying Methods 0.000 abstract description 2
- 239000006200 vaporizer Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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]
- Y02B30/13—Hot air central heating systems using heat pumps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model provides a heat recovery dehumidification type heat pump drying -machine, belongs to energy utilization technology. By fan, air the full heat exchanger of air, heat pump system and power -driven air valve constitute. Heat pump system includes compressor, indoor evaporator, outdoor evaporator, condenser, expansion valve. Does indoor high humid air pass through the air with process indoor evaporator's low temperature low humidity air current the full heat exchanger of air carries out the total heat exchange, carries out saturated air after precooling and the dehumidification and passes through the evaporimeter again, carries out further dehumidification to the air, and dehumidification back air current heaies up through the condenser heating, and hygrometry further reduces, reduce to the certain degree when the room air water capacity, freeze drying efficiency reduces and influence the temperature rise, at this moment does not the room air then pass through the air full heat exchanger of air and indoor evaporator, but direct process condenser further heats the intensification, hygrometry further reduces, is sent into indoorly again by the fan.
Description
Technical field
The present invention relates to a kind of dehydrator, particularly a kind of heat-recovery dehumidification type heat pump dryer.
Background technology
China's traditional handicraft is dried and is mostly used the mode of heating such as electrical heating, coal burning and gas burning boiler, heating, drying Interior Space
Gas and material contained humidity is discharged to outdoor, supplements partially dried new wind simultaneously.This traditional heating mode is not only dirty to air
Dye, and energy waste, be unfavorable for the sustainable development of national economy.One heat-recovery dehumidification type heat pump dryer of the present invention is not
But use clean energy resource-electricity, and make use of Energy Efficiency Ratio to be higher than the heat pump techniques of 3 and the same of low dew point Active dehumidification mode
Time, also dry air different conditions is carried out recuperation of heat, be the main alternative that is dried of current technique.
This heat-recovery dehumidification type heat pump dryer, its basic function is: baking room humidity return air with through vaporizer low temperature
Low wet gas current, through carrying out Total heat exchange at air-air total-heat exchanger, carries out pre-dehumidified to baking room humidity return air, and reaches
The apparatus dew point of this state point, enhances the dehumidification rate of vaporizer；Heat up to through vaporizer low temperature and low humidity air-flow simultaneously, subtract
The little heating load of condenser, makes temperature rise higher;When in air-flow, water capacity is low to a certain extent, for preventing vaporizer from affecting
Temperature rise, at this moment air-flow is without indoor evaporator, is directly heated by heat pump condenser.
Being dehumidified return air by low dew point temperature, dehumidification rate is higher and faster；Air-air total-heat exchanger reclaims
The energy of indoor return air, reduces dry air and processes energy consumption；Improve heat pump Energy Efficiency Ratio, make low taste thermal source be utilized, by
The heat more than drive energy can be obtained in heat pump, contribute to energy-conservation and improve the environmental situation caused because of coal-fired, fuel oil.
Summary of the invention
The purpose of the present invention aims to provide a kind of simple and reasonable, heat-recovery dehumidification type heat pump dryer that energy consumption is low,
To overcome weak point of the prior art.
A kind of heat-recovery dehumidification type heat pump dryer designed by this purpose, by blower fan, air-air total-heat exchanger,
Heat pump and Electric air valve composition.
Heat pump includes refrigeration compressor, indoor evaporator, outdoor evaporator, condenser, expansion valve, electric check valve
A, electric check valve b；Air-air total-heat exchanger 8 one passage A face is positioned at inlet side, passage B face and indoor evaporator 2
Air intake surface communicates；Another channel C face of the outlet air surface of indoor evaporator 2 and air-air total-heat exchanger 8 communicates, passage D face
Communicating with condenser 3 air intake surface, air is sent into indoor through condenser 3 by blower fan.
Refrigeration compressor air vent is connected with condenser inlet, and condensator outlet is connected with expansion valve inlet；Expansion valve goes out
Mouth is divided into two-way and is connected in parallel with indoor evaporator and outdoor evaporator entrance respectively, and indoor evaporator entrance also has one electronic section
Only valve a, outdoor evaporator entrance also has an electric check valve b；With refrigeration after indoor evaporator and outdoor evaporator outlet parallel connection
Compressor return air mouth connects.
Air-air total-heat exchanger is board-like or rotaring wheel structure, and material is clear water film aluminium foil or other macromolecular materials；
The A-B passage of air-air total-heat exchanger and C-D channel airflow carry out Total heat exchange, do not communicate with each other；Air-air is complete
The A face of heat exchanger equipped with Electric air valve b and with air inlet in the same space, empty with the C face of air-air total-heat exchanger
Between have a dividing plate to separate；The B face of air-air total-heat exchanger and the air intake surface of indoor evaporator are in the same space, empty
The C face of gas-air all heat-exchanger and the outlet air surface of indoor evaporator are in the same space；The D of air-air total-heat exchanger
The air intake surface of face and condenser is in the same space, and has a dividing plate to separate with the B space of planes of air-air total-heat exchanger；
The D space of planes of air-air total-heat exchanger has a dividing plate to separate, on dividing plate with the A space of planes of air-air total-heat exchanger
Equipped with Electric air valve a；The outlet air surface of condenser and blower fan are in the same space, and with the A face of air-air total-heat exchanger
Space has a dividing plate to separate.
When baking room is just started working, indoor air humidity is high, and the electric check valve a on refrigeration pipe opens, electronic
Stop valve b closes, and Electric air valve a closes, and Electric air valve b opens, after refrigeration compressor high-temperature exhaust air enters condenser heat radiation,
Become cryogenic high pressure liquid, then by becoming Low temperature low pressure liquid after the expansion of expansion valve, then through indoor evaporator
Evaporation become high-temperature low-pressure gas and return to compressor.
Baking room humidity return air leads at air-air total-heat exchanger A-B respectively with through vaporizer low temperature and low humidity air-flow
Road and C-D passage carry out Total heat exchange, and it is laggard that A space of planes humid air and low temperature and low humidity C space of planes air carry out Total heat exchange
Entering B space of planes, reach pre-dehumidified effect, air condition reaches saturated simultaneously, improves evaporator heat exchange efficiency；Meanwhile, C space of planes
Enter D space of planes after atmosphere temperature rising, reduce condenser and process load.
B space of planes air-flow arrives C space of planes after vaporizer carries out dehumidifying and cooling to it, and the moisture in air is fully analysed
Go out, reach effect on moisture extraction;Meanwhile, D space of planes air is sent into indoor by blower fan after the heating of condenser.
Vaporizer effect in heat pump is to be dehumidified air by low dew point temperature, and condenser effect is to pass through
Compressor high-temperature exhaust air carries out intensification heating and dehumidification to air.Owing to heat pump Energy Efficiency Ratio is high, the heat more than drive energy can be obtained
Amount, makes low taste thermal source be utilized, and contributes to energy-conservation and improves the environmental situation caused because of coal-fired, fuel oil.
When the air humidity content of baking room is except to a certain extent (according to technological requirement air humidity content at 5-12g/kg), cold
Freeze dehumidification rate reduce and affect temperature rise, but when at this moment temperature is also not reaching to technological requirement, electronic section on refrigeration pipe
Only valve a closes, and electric check valve b opens, and Electric air valve a opens, and Electric air valve b closes；Refrigeration compressor high-temperature exhaust air enters
After condenser heat radiation, become cryogenic high pressure liquid, then by becoming Low temperature low pressure liquid, then warp after the expansion of expansion valve
Cross the evaporation of outdoor evaporator to become low temperature low pressure gas and return to refrigeration compressor.The low humidity high temperature air of baking room is without sky
Gas-air all heat-exchanger, but directly arrived after D space of planes again through the further heat temperature raising of condenser by Electric air valve a,
Indoor are sent into by blower fan.
Accompanying drawing explanation
Fig. 1 is one embodiment of the invention operation principle schematic diagram.
In figure, (1) is refrigeration compressor, and (2) are indoor evaporator, and (3) are condenser, and (4) are expansion valve, and (5) are outdoor
Vaporizer, (6) are electric check valve a, and (7) are electric check valve b, and (8) are air-air total-heat exchanger, and (9) are blower fan,
(10) being Electric air valve a, (11) are Electric air valve b.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the invention will be further described.
Seeing Fig. 1, this one heat-recovery dehumidification type heat pump dryer, by blower fan (9), air-air total-heat exchanger
(8), heat pump and Electric air valve;Heat pump includes refrigeration compressor (1), indoor evaporator (2), condenser (3), expands
Valve (4), outdoor evaporator (5), electric check valve a(6), electric check valve b(7);Air-air total-heat exchanger (8) one leads to
A face, road is positioned at inlet side, and passage B face communicates with the air intake surface of indoor evaporator (2)；The outlet air surface of indoor evaporator (2) is with empty
Another channel C face of gas-air all heat-exchanger (8) communicates, and passage D face communicates with condenser (3) air intake surface, and air is through supercool
Condenser (3) is sent into indoor by blower fan.
Refrigeration compressor (1) air vent is connected with condenser (3) entrance, and condenser (3) outlet is with expansion valve (4) entrance even
Connect；Expansion valve (4) outlet is divided into two-way and is connected in parallel with indoor evaporator (2) and outdoor evaporator (5) entrance respectively, indoor steaming
An electric check valve a(6 is also had before sending out device (2) entrance), also have an electric check valve b(7 before outdoor evaporator (5) entrance)；System
Cold compressor (1) gas returning port exports with indoor evaporator (2) and outdoor evaporator (5) respectively and is connected in parallel.
Air-air total-heat exchanger (8) is board-like or rotaring wheel structure, and material is clear water film aluminium foil or other macromolecule materials
Material；The A-B passage of air-air total-heat exchanger (8) and C-D channel airflow carry out heat exchange, do not communicate with each other；Air-sky
The A face of gas total-heat exchanger (8) is equipped with Electric air valve b(11) and with air inlet in the same space, A space of planes and air-sky
The C space of planes of gas total-heat exchanger (8) has a dividing plate to separate；The B face of air-air total-heat exchanger (8) and indoor evaporator
(2) air intake surface is at the outlet air surface of the same space, the C face of air-air total-heat exchanger (8) and indoor evaporator (2)
In the same space；The air intake surface of the D face of air-air total-heat exchanger (8) and condenser (3) is in the same space, and with sky
The B space of planes of gas-air all heat-exchanger (8) has a dividing plate to separate；The D space of planes of air-air total-heat exchanger (8) is with empty
The A space of planes of gas-air all heat-exchanger (8) has a dividing plate to separate, equipped with Electric air valve a(10 on dividing plate)；Condenser (3)
Outlet air surface and blower fan (9) be in the same space, and with the A space of planes of air-air total-heat exchanger (8) have a dividing plate every
Open.
Its operation principle is:
One, when baking room is just started working
Seeing Fig. 1, indoor air temperature is suitable and relative humidity is high, the electric check valve a(6 on refrigeration pipe) open,
Electric check valve b(7) close, Electric air valve a(10) close, Electric air valve b(11) open；Heat pump workflow is: system
After cold compressor (1) high-temperature exhaust air enters condenser (3) heat radiation, become cryogenic high pressure liquid, then pass through the swollen of expansion valve (4)
Become Low temperature low pressure liquid after swollen effect, then become high-temperature low-pressure gas through the evaporation of indoor evaporator (2) and return to compressor
(1).
Baking room humidity return air and the low temperature and low humidity air-flow after vaporizer processes are respectively at air-air Total heat exchange
Device (8) A-B passage and C-D passage carry out Total heat exchange, and A space of planes humid air and low temperature and low humidity C space of planes air are carried out entirely
Entering B space of planes after heat exchange, reach pre-cooling and preliminary effect on moisture extraction, air condition reaches saturated, improves indoor evaporator (2)
Heat exchange efficiency；Meanwhile, after C space of planes atmosphere temperature rising, enter D space of planes, reduce condenser (3) and process load.B space of planes air-flow
Arriving C space of planes after indoor evaporator (2) carries out dehumidifying and cooling to it, the moisture in air fully separates out, and carries out into one
Step dehumidifying;Meanwhile, D space of planes air is sent into indoor by blower fan after the heating of condenser (3), and air themperature raises, relatively
Humidity reduces.
Vaporizer effect in heat pump is to be dehumidified air by low dew point temperature, and condenser effect is to pass through
Compressor high-temperature exhaust air carries out intensification heating and dehumidification to air.Owing to heat pump Energy Efficiency Ratio is high, the heat more than drive energy can be obtained
Amount, makes low taste thermal source be utilized, and contributes to energy-conservation and improves the environmental situation caused because of coal-fired, fuel oil.
Two, baking room runs a period of time
When the air humidity content of baking room is except to a certain extent, freeze drying effect reduces and affects temperature rise, and this
Time room temperature when being also not reaching to technological requirement, the electric check valve a(6 on refrigeration pipe) close, electric check valve b(7)
Open, Electric air valve a(10) open, Electric air valve b(11) close；Heat pump refrigeration compressor (1) high-temperature exhaust air enters cold
After condenser (3) heat radiation, become cryogenic high pressure liquid, then by becoming Low temperature low pressure liquid after the expansion of expansion valve (4),
Evaporation through outdoor evaporator (5) becomes high-temperature low-pressure gas and returns to refrigeration compressor (1) again.The low humidity high temperature of baking room is empty
Gas without air-air total-heat exchanger (8), but directly by Electric air valve a(10) arrive after D space of planes again through supercool
Condenser (3) heat temperature raising further, relative humidity reduces further, then is sent into indoor by blower fan.
Claims (4)
1. a heat-recovery dehumidification type heat pump dryer, it is characterized in that including blower fan (9), air-air total-heat exchanger (8),
Heat pump and Electric air valve;Heat pump includes refrigeration compressor (1), indoor evaporator (2), condenser (3), expansion valve
(4), outdoor evaporator (5), electric check valve a(6), electric check valve b(7);Air-air total-heat exchanger (8) one passage A
Face is positioned at inlet side, and passage B face communicates with the air intake surface of indoor evaporator (2)；The outlet air surface of indoor evaporator (2) and air-
Another channel C face of air all heat-exchanger (8) communicates, and passage D face communicates with condenser (3) air intake surface, and air is through condenser
(3) indoor are sent into by blower fan.
A kind of heat-recovery dehumidification type heat pump dryer the most according to claim 1, is characterized in that the system of described heat pump
Cold compressor (1) air vent is connected with condenser (3) entrance, and condenser (3) outlet is connected with expansion valve (4) entrance；Expansion valve
(4) outlet is divided into two-way and is connected in parallel with indoor evaporator (2) and outdoor evaporator (5) entrance respectively, and indoor evaporator (2) enters
Mouth has an electric check valve a(6), outdoor evaporator (5) entrance has an electric check valve b(7)；Refrigeration compressor (1) gas returning port
Export with indoor evaporator (2) and outdoor evaporator (5) respectively and be connected.
A kind of heat-recovery dehumidification type heat pump dryer the most according to claim 1, is characterized in that described air-air is the warmmest
Exchanger (8) is board-like or rotaring wheel structure, and material is clear water film aluminium foil or other macromolecular materials；Air-air Total heat exchange
The A-B passage of device (8) and C-D channel airflow carry out Total heat exchange, do not communicate with each other.
A kind of heat-recovery dehumidification type heat pump dryer the most according to claim 1, is characterized in that described air-air is the warmmest
The A face of exchanger (8) is equipped with an Electric air valve b(11) and with air inlet in the same space, with air-air total-heat exchanger
(8) C space of planes has a dividing plate to separate；The B face of air-air total-heat exchanger (8) and the air intake surface of indoor evaporator (2)
Being in the same space, the C face of air-air total-heat exchanger (8) is in the same space with the outlet air surface of indoor evaporator (2)；
The D face of air-air total-heat exchanger (8) is in the same space with the air intake surface of condenser (3), and the hottest with air-air
The B space of planes of exchanger (8) has a dividing plate to separate；The D space of planes of air-air total-heat exchanger (8) is complete with air-air
The A space of planes of heat exchanger (8) has one equipped with Electric air valve a(10) dividing plate separates；The outlet air surface of condenser (3) and blower fan
(9) it is in the same space, and has a dividing plate to separate with the A space of planes of air-air total-heat exchanger (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620137513.1U CN205619560U (en) | 2016-02-24 | 2016-02-24 | Heat recovery dehumidification type heat pump drying -machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620137513.1U CN205619560U (en) | 2016-02-24 | 2016-02-24 | Heat recovery dehumidification type heat pump drying -machine |
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| Publication Number | Publication Date |
|---|---|
| CN205619560U true CN205619560U (en) | 2016-10-05 |
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| CN201620137513.1U Active CN205619560U (en) | 2016-02-24 | 2016-02-24 | Heat recovery dehumidification type heat pump drying -machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895698A (en) * | 2017-04-01 | 2017-06-27 | 苏州末尘节能科技有限公司 | Efficient closed loop dehumidification drying machine |
| CN106969419A (en) * | 2017-04-25 | 2017-07-21 | 广东芬尼克兹节能设备有限公司 | Dehumidifier structure and its application method |
| CN107300216A (en) * | 2017-07-31 | 2017-10-27 | 广东美的制冷设备有限公司 | Dehydrating unit |
| CN108489251A (en) * | 2018-06-11 | 2018-09-04 | 南京农业大学 | A kind of pump type heat low-temperature circulating formula crop dryer of waste heat recoverable |
| CN108826953A (en) * | 2018-09-18 | 2018-11-16 | 广东高而美制冷设备有限公司 | A kind of 3d air delivery heat pump dryer |
| CN110006243A (en) * | 2019-04-16 | 2019-07-12 | 广东技术师范大学 | A kind of evaporator and fruit and vegetable dryness system |
-
2016
- 2016-02-24 CN CN201620137513.1U patent/CN205619560U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895698A (en) * | 2017-04-01 | 2017-06-27 | 苏州末尘节能科技有限公司 | Efficient closed loop dehumidification drying machine |
| CN106969419A (en) * | 2017-04-25 | 2017-07-21 | 广东芬尼克兹节能设备有限公司 | Dehumidifier structure and its application method |
| CN107300216A (en) * | 2017-07-31 | 2017-10-27 | 广东美的制冷设备有限公司 | Dehydrating unit |
| CN107300216B (en) * | 2017-07-31 | 2024-01-23 | 广东美的制冷设备有限公司 | Dehumidifying device |
| CN108489251A (en) * | 2018-06-11 | 2018-09-04 | 南京农业大学 | A kind of pump type heat low-temperature circulating formula crop dryer of waste heat recoverable |
| CN108489251B (en) * | 2018-06-11 | 2023-08-29 | 南京农业大学 | Heat pump type low-temperature circulating grain drier capable of recycling waste heat |
| CN108826953A (en) * | 2018-09-18 | 2018-11-16 | 广东高而美制冷设备有限公司 | A kind of 3d air delivery heat pump dryer |
| CN110006243A (en) * | 2019-04-16 | 2019-07-12 | 广东技术师范大学 | A kind of evaporator and fruit and vegetable dryness system |
| CN110006243B (en) * | 2019-04-16 | 2024-04-02 | 广东技术师范大学 | Evaporator and fruit and vegetable drying system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200518 Address after: 528225 Guangdong Province Nanhai District of Foshan City, Shishan road 321 Shiling Chen edge segment Patentee after: GUANGDONG HEAD-POWER AIR-CONDITIONING Co.,Ltd. Address before: 528225 Guangdong Province Nanhai District of Foshan city in Shishan Bay 13-3-601 Patentee before: Lv Zhi |
|
| TR01 | Transfer of patent right |