CN106196680A - Fresh air dehumidifier - Google Patents
Fresh air dehumidifier Download PDFInfo
- Publication number
- CN106196680A CN106196680A CN201610776584.0A CN201610776584A CN106196680A CN 106196680 A CN106196680 A CN 106196680A CN 201610776584 A CN201610776584 A CN 201610776584A CN 106196680 A CN106196680 A CN 106196680A
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- Prior art keywords
- condenser
- over valve
- way
- way change
- connects
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B6/00—Compression machines, plants or systems, with several condenser circuits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/37—Capillary tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/144—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
- F25B2341/06—Details of flow restrictors or expansion valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The invention discloses a kind of fresh air dehumidifier, including compressor, the first condenser, the second condenser, vaporizer, two-way heating power expansion valve and four-way change-over valve, described compressor high-pressure outlet connects the first condenser inlet, first condensator outlet connects four-way change-over valve D end, four-way change-over valve C end connects the second condenser inlet, second condensator outlet connects two-way heating power expansion valve and is followed by evaporator, evaporator outlet connects four-way change-over valve E end, and four-way change-over valve S end connects compressor low pressure suction port.The fresh air dehumidifier of the present invention, commutated by four-way change-over valve, after being connected on compressor high-pressure outlet because of the first condenser, before four-way change-over valve, it is not involved in the switching between the second condenser and vaporizer, it is all condenser when ensureing the first condenser refrigeration with heating condition, it is achieved dehumidifying in summer, winter heating.
Description
Technical field
The present invention relates to indoor environment adjustment equipment technical field, particularly to a kind of fresh air dehumidifier.
Background technology
Dehumidifying under normal circumstances can be completed by air surface cooler and electrical heating, first air is carried out dehumidification
Cooling, when surface-cooler mean temperature is less than the dew point temperature of air original state, needs air is carried out heat treated
To reduce relative humidity, water capacity declines, and relative temperature can be increased to more than 90% therewith.
But some user needs summer complete dehumidifying after new wind enter behind room, in addition it is also necessary to utilize this equipment to have system
The function of heat, this is accomplished by commutating system, but can not realize heating and dehumidifying after being by commutation simultaneously, so that
Existing new blower fan is carried out the improvement of necessity, to reach the purpose realized that heats and dehumidify simultaneously.
Summary of the invention
The technical issues that need to address of the present invention are that existing new blower fan is after completing dehumidifying task summer, it is impossible in the winter time
Realization heats task, unless completed with electrical heating, but energy consumption is very big.
For solving above-mentioned technical problem, the invention provides a kind of fresh air dehumidifier, including compressor, the first condenser,
Second condenser, vaporizer, two-way heating power expansion valve and four-way change-over valve, the high-pressure outlet of described compressor connects the first condensation
Device import, the first condensator outlet connects the D end of four-way change-over valve, and the C end of four-way change-over valve connects the second condenser inlet, the
Two condensator outlets connect two-way heating power expansion valve import, and two-way heating power expansion valve outlet is connected to evaporator, vaporizer
Outlet connects the E end of four-way change-over valve, and the S end of four-way change-over valve connects the low pressure suction port of compressor, four-way change-over valve first
The connection of duty is that E end is connected with S end, and C end is connected with D end, the connection of four-way change-over valve the second duty be E end with
D end connects, and C end is connected with S end.The fresh air dehumidifier of the present invention, is the refrigeration system that can complete heat-production functions in the winter time, passes through
Four-way change-over valve commutates so that switch between the second condenser and vaporizer, it is achieved the conversion freezed Yu heat, will
After first condenser is connected on compressor high-pressure outlet, before four-way change-over valve, it is not involved between the second condenser and vaporizer
Switching, it is ensured that the first condenser realizing dehumidification function remains constant, when refrigeration and heating condition, he is condenser, from
And the function of the winter heating that realizes dehumidifying summer, heat simultaneously and do not use electrical heating, energy-conserving and environment-protective, air is carried out at heating
Reason, it is provided that the safety of system and energy saving, is also associated with two-way heating power expansion valve between the second condenser and vaporizer.
When two-way heating power expansion valve can ensure that changes in temperature two operating mode, flow is basically unchanged.
Wherein, it is provided with pressure fan and exhaust blower before the first condenser, the second condenser and after vaporizer；And also
Being provided with control system, described control system controls the commutation of four-way change-over valve.After reversal valve commutates, the second condenser and steaming
Send out and between device, be by switching, so being provided with pressure fan in the side of the first condenser, the second condenser and vaporizer
With the work combination of exhaust blower, pressure fan and exhaust blower is relevant with the connection status of reversal valve, so by the unified control of control system
The commutation of reversal valve processed and pressure fan and the work of exhaust blower, easy to control, improve efficiency.
Described two-way heating power expansion valve is outer balanced type, and the temperature-sensitive bag of described two-way heating power expansion valve is arranged on vaporizer and goes out
Mouthful, it being connected by capillary tube between temperature-sensitive bag with two-way heating power expansion valve diaphragm, after outer balance pipe is connected on temperature-sensitive bag, compressor is low
Before pressure suction inlet.Two-way heating power expansion valve is set to outer balanced type, and outer balanced type can regulate the most at any time, has the biggest
Motility, outer balance type two-way heating power expansion valve can make cold-producing medium enter vaporizer flow the most accurate.
The fresh air dehumidifier of the present invention, first passes through the first condenser and vaporizer and realizes dehumidification and the reheating in summer,
Then commutated by four-way change-over valve, it is achieved the effect heated, but dehumidifying heating now is by the first condenser
Completing with vaporizer, the second condenser of the first condenser and refrigeration system is series connection, thus the two condenser is not
Can transfer vaporizer simultaneously to, air can carry out again cooling process, the application mode of cross valve is expanded by the present invention cleverly,
The connection changing usual four-way change-over valve realizes dehumidifying and heats the function having concurrently, directly the first condenser is connected on compressor
After high-pressure outlet, before four-way change-over valve, it is not involved in the switching between the second condenser and vaporizer, thus meets and remove summer
Wet, the requirement of winter heating, because not using electrically heated mode of heating, so more more energy efficient than same machines, this technology is made
Product, development prospect is considerable, can be applicable to, on current pump type heat air conditioner, strengthen current dehumidification function, can effectively carry
High space air quality, and provide more choices for the design of refrigeration system.
The fresh air dehumidifier of the present invention, commutation can directly use widely used four-way in all pump type heat air conditioners to change
Completing to valve, this new blower fan new wind obtains 25 DEG C, the air condition of 50% by dehumidifying when entering room, and human body relaxes
Suitable humidity angle value is 40%-60%, and the part of heating part condenser completes (the referred to as first condenser), and another part condenses
The condenser (the referred to as second condenser) in compressor refrigeration system still served as by device, and when heating, the first condenser and former vaporizer are altogether
The same task of completing condenser, and former condenser completes the task of vaporizer.
Accompanying drawing explanation
Fig. 1 is the dehumidifying view of the present invention；
Fig. 2 be the present invention heat view；
Wherein, 1-compressor, 2-the first condenser, 3-the second condenser, 4-vaporizer, 5-four-way change-over valve, 6-two-way heating power
Expansion valve.
Detailed description of the invention
Describe the preferred technical solution of the present invention below in conjunction with the accompanying drawings in detail.
As it can be seen, the fresh air dehumidifier of the present invention, including compressor the 1, first condenser the 2, second condenser 3, evaporation
Device 4, two-way heating power expansion valve 6 and four-way change-over valve 5, the high-pressure outlet of described compressor 1 connects the first condenser 2 import, the
One condenser 2 outlet connects the D end of four-way change-over valve 5, and the C end of four-way change-over valve 5 connects the second condenser 3 import, and second is cold
Condenser 3 outlet connects two-way heating power expansion valve 6, and two-way heating power expansion valve 6 connects vaporizer 4 import, and vaporizer 4 exports connection four
The E end of logical reversal valve 5, the S end of four-way change-over valve 5 connects the low pressure suction port of compressor 1, four-way change-over valve 5 first work shape
The connection of state is that D end is connected with C end, and E end is connected with S end, and the connection of four-way change-over valve the second duty is that D end connects with E end
Connecing, S end is connected with C end.
Wherein, first condenser the 2, second condenser 3 and vaporizer 4 are provided with pressure fan and exhaust blower；And
Being additionally provided with control system, described control system controls the commutation of four-way change-over valve 5；Described two-way heating power expansion valve 6 is outer flat
Weighing apparatus formula, the temperature-sensitive bag of described two-way heating power expansion valve 6 is arranged on vaporizer 4 and exports, temperature-sensitive bag and two-way heating power expansion valve 6 diaphragm
Between connected by capillary tube, after outer balance pipe is connected on temperature-sensitive bag, before compressor 1 low pressure suction port.
The fresh air dehumidifier of the present invention, is commutated by four-way change-over valve so that between the second condenser and vaporizer
Switch over, it is achieved the conversion freezed Yu heat, after the first condenser is connected on compressor high-pressure outlet, four-way change-over valve it
Before, it is not involved in the switching between the second condenser and vaporizer, it is ensured that the first condenser realizing dehumidification function remains not
Becoming, during cold/warm operating mode, he is condenser, thus realizes dehumidifying in summer, still utilizes winter this system not using electrically heated feelings
The function heated is completed under condition.
When two-way heating power expansion valve can ensure that changes in temperature two operating mode, flow is basically unchanged.After reversal valve commutates, second is cold
Switching it is by, so being respectively provided with in the side of the first condenser, the second condenser and vaporizer between condenser and vaporizer
The work combination having pressure fan and exhaust blower, pressure fan and exhaust blower is relevant with the connection status of reversal valve, so by control being
It is uniformly controlled the commutation of reversal valve and pressure fan and the work of exhaust blower so that only realize sending of condenser function side
Blower fan and exhaust blower work, easy to control, improve efficiency.
Two-way heating power expansion valve is set to outer balanced type, and outer balanced type can regulate the most at any time, has the biggest spirit
Activity, outer balance type two-way heating power expansion valve can make cold-producing medium enter vaporizer flow the most accurate.
The fresh air dehumidifier of the present invention, first passes through vaporizer and the first condenser to realize the dehumidifying in summer, then leads to
Cross four-way change-over valve to commutate, it is achieved the effect heated, but be now to become cold by the first condenser and former vaporizer
Condenser completed later, and the second condenser is then converted to vaporizer, thus realizes dehumidifying in summer and winter heating with dehumidifying simultaneously
The situation of work, and heat and complete on same machine with dehumidifying, do not use electric heater.The present invention is cleverly by four-way
The application mode of valve expands, and the connection changing usual four-way change-over valve realizes dehumidifying and heats the function having concurrently, directly will
After first condenser is connected on compressor high-pressure outlet, before four-way change-over valve, it is not involved between the second condenser and vaporizer
Switching, thus meet dehumidifying in summer, the requirement of winter heating, because not using electrically heated heating treatment mode, so
More more energy efficient than same machines, this technology makes product, and development prospect is considerable, can be applicable on current pump type heat air conditioner,
Strengthen current dehumidification function, can effectively improve space air quality, and the design for refrigeration system provides more choosing
Select.
The fresh air dehumidifier of the present invention, commutation can directly use widely used four-way in all heat pump air conditioners
Reversal valve completes, and this new blower fan new wind obtains 25 DEG C, the air condition of 50%, human body by dehumidifying when entering room
Comfort humidity value is 40%-60%, and the part of heating part condenser completes (the referred to as first condenser), and another part is cold
Condenser still serves as the condenser (the referred to as second condenser) in compressor refrigeration system, the first condenser and former vaporizer when heating
Jointly complete the task of condenser, and former condenser completes the task of vaporizer.
The operation principle of four-way change-over valve is, by changing the flow channel of cold-producing medium, changes refrigerant flow direction, changes the winter
Season in summer two air conditioning system indoor set and the function of off-premises station: in summer, refrigerant liquid steams in indoor set (being now vaporizer)
Sending out heat absorption and become gas, heat release in off-premises station (being now condenser), for indoor cooling；Winter refrigeration agent liquid is in outdoor
In machine (being now vaporizer), evaporation absorbs external heat, and heat release in indoor set (being now condenser), for indoor heating.
Conventional four-way change-over valve connection in air conditioner generally comprises condenser and vaporizer, freezes and heats
Conversion realizes the switching of condenser and vaporizer by reversal valve, but if the connection pressed in air conditioner, we are present
Having two condensers, heat-production functions cannot realize, and is designed and method of attachment by the structure of the present invention, in that context it may be convenient to
The switching realizing dehumidifying and heat, and it is the most fine with heating effect to dehumidify.
Claims (4)
1. a fresh air dehumidifier, it is characterised in that: include compressor, the first condenser, the second condenser, vaporizer, two-way
Heating power expansion valve and four-way change-over valve, the high-pressure outlet of described compressor connects the first condenser inlet, the first condensator outlet
Connecting the D end of four-way change-over valve, the C end of four-way change-over valve connects the second condenser inlet, and the second condensator outlet connects two-way
Heating power expansion valve import, two-way heating power expansion valve outlet is connected to evaporator, and evaporator outlet connects the E of four-way change-over valve
End, the S end of four-way change-over valve connects the low pressure suction port of compressor, the connection of four-way change-over valve the first duty be E end with
S end connects, and C end is connected with D end, and the connection of four-way change-over valve the second duty is that E end is connected with D end, and C end is connected with S end.
2. fresh air dehumidifier as claimed in claim 1, it is characterised in that: at the first condenser, the second condenser and vaporizer
On be provided with pressure fan and exhaust blower.
3. fresh air dehumidifier as claimed in claim 1 or 2, it is characterised in that: it is additionally provided with control system, described control system
Control the commutation of four-way change-over valve.
4. fresh air dehumidifier as claimed in claim 3, it is characterised in that: described two-way heating power expansion valve is outer balanced type, institute
The temperature-sensitive bag stating two-way heating power expansion valve is arranged on evaporator outlet, passes through hair between temperature-sensitive bag and two-way heating power expansion valve diaphragm
Tubule connects, after outer balance pipe is connected on temperature-sensitive bag, before compressor low pressure suction port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610776584.0A CN106196680A (en) | 2016-08-31 | 2016-08-31 | Fresh air dehumidifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610776584.0A CN106196680A (en) | 2016-08-31 | 2016-08-31 | Fresh air dehumidifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106196680A true CN106196680A (en) | 2016-12-07 |
Family
ID=58088382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610776584.0A Pending CN106196680A (en) | 2016-08-31 | 2016-08-31 | Fresh air dehumidifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106196680A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178836A (en) * | 2017-07-03 | 2017-09-19 | 北京致绿室内环境科技有限公司 | A kind of fresh air dehumidifying system provided with double heat exchanger cores |
| CN108716786A (en) * | 2018-08-15 | 2018-10-30 | 浙江森友环保成套设备有限公司 | A kind of air-cooled air-source drying structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003232538A (en) * | 2002-02-07 | 2003-08-22 | Daikin Ind Ltd | Humidity controller |
| CN1587834A (en) * | 2004-09-07 | 2005-03-02 | 熊晓强 | Integrated dehumidifier |
| CN101603705A (en) * | 2009-07-09 | 2009-12-16 | 苏宇贵 | The thermoregulation and dehumidification type water loop heat pump unit |
| CN205448388U (en) * | 2016-01-05 | 2016-08-10 | 青岛海尔新能源电器有限公司 | Heat -pump water heater |
| CN206131509U (en) * | 2016-08-31 | 2017-04-26 | 睿仑空气处理技术东台有限公司 | Fresh air dehumidifier |
-
2016
- 2016-08-31 CN CN201610776584.0A patent/CN106196680A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003232538A (en) * | 2002-02-07 | 2003-08-22 | Daikin Ind Ltd | Humidity controller |
| CN1587834A (en) * | 2004-09-07 | 2005-03-02 | 熊晓强 | Integrated dehumidifier |
| CN101603705A (en) * | 2009-07-09 | 2009-12-16 | 苏宇贵 | The thermoregulation and dehumidification type water loop heat pump unit |
| CN205448388U (en) * | 2016-01-05 | 2016-08-10 | 青岛海尔新能源电器有限公司 | Heat -pump water heater |
| CN206131509U (en) * | 2016-08-31 | 2017-04-26 | 睿仑空气处理技术东台有限公司 | Fresh air dehumidifier |
Non-Patent Citations (1)
| Title |
|---|
| 吴文琳: "《汽车空调快修518问》", 31 August 2014 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178836A (en) * | 2017-07-03 | 2017-09-19 | 北京致绿室内环境科技有限公司 | A kind of fresh air dehumidifying system provided with double heat exchanger cores |
| CN108716786A (en) * | 2018-08-15 | 2018-10-30 | 浙江森友环保成套设备有限公司 | A kind of air-cooled air-source drying structure |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |