CN106440355A - Efficient ventilation air methane source heat pump system - Google Patents
Efficient ventilation air methane source heat pump system Download PDFInfo
- Publication number
- CN106440355A CN106440355A CN201611062608.2A CN201611062608A CN106440355A CN 106440355 A CN106440355 A CN 106440355A CN 201611062608 A CN201611062608 A CN 201611062608A CN 106440355 A CN106440355 A CN 106440355A
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- China
- Prior art keywords
- idle air
- heat exchanger
- pump system
- heat pump
- ventilation air
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
-
- 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
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
-
- 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
- F25B2347/00—Details for preventing or removing deposits or corrosion
- F25B2347/02—Details of defrosting cycles
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention provides an efficient ventilation air methane source heat pump system and belongs to the technical field of heat pumps, aiming at overcoming the defects of spraying type heating and direct evaporation type heating. According to the solution, a ventilation air methane heating device comprises a ventilation air methane channel; an air inlet of the ventilation air methane channel is connected with a ventilation air methane main channel; an exhausting hole of the ventilation air methane channel is communicated with the external environment; the ventilation air methane heating device is connected with a washing and defrosting device through a pipeline; and the washing and defrosting device is communicated with a water supplying hole and a water returning hole of a low-temprature heat pump set respectively through a heating water returning pipeline and a heating water supplying pipeline respectively. According to the efficient ventilation air methane source heat pump system provided by the invention, defects in an operation process of an existing ventilation air methane heating device can be avoided; the heat exchange efficiency is high, and arbitrary sets of the efficient ventilation air methane source heat pump system can be combined; the defect that a direct heating type ventilation air methane heating device is limited by refrigerant distribution and oil returning can be avoided; and the efficient ventilation air methane source heat pump system is matched with a low-temperature heat pump system so that carbon reduction and emission reduction are realized, pollution to the environment can be effectively reduced and the system can be used for deep utilization of return air residual heat of coal mines.
Description
Technical field
The invention belongs to technical field of heat pumps is and in particular to be used for the weary wind source heat pump of coal mine idle air waste heat efficient utilization
Hot-water heating system.
Background technology
Existing mine air-lack residual-heat utilization technology, mainly has two kinds of different technology paths：Fountain takes hot and direct
Vaporation-type takes heat.Wherein, fountain heat taking method presence takes heat little, and substantial amounts of coal dust is easily long-pending easily stifled, simultaneously in idle air temperature
After degree is less than 10 degree, need constantly with defects such as antifreezes；Direct-evaporation-type is due to being mixed with more dust, idle air in idle air
The problems such as heat exchanger is easily blocked, causes the wind resistance of idle air heat exchanger larger, direct-evaporation-type takes heat also to there is list simultaneously
The heat exchange area of platform evaporimeter is less, and when idle air temperature is relatively low, the weary wind source heat pump of evaporimeter frosting defrosting problem impact heats effect
There is refrigerant solution distribution and problem of oil return, reliability is low, constrains the application of weary wind source heat pump between rate, multiple stage evaporimeter
With popularization.
Content of the invention
The purpose of the present invention is：Overcome the shortcomings of prior art exist, provide operation windage little, system energy consumption is low, heat exchange
Efficiency high, is not limited by place, can increase considerably heat exchange area and can the effectively save energy, reduce a kind of high of environmental pollution
Effect idle air source heat pump system.
The present invention is achieved by the following technical programs.
A kind of efficient idle air source heat pump system, it includes idle air and takes thermal, rinses defrosting device and hot pump in low temp unit,
Wherein：
Described idle air takes thermal to include idle air passage, and idle air passage air inlet connects idle air arterial highway, idle air passage exhaust outlet with
External environment connects, and idle air is taken thermal to be connected by pipeline and rinses defrosting device, rinses defrosting device and passes through to heat return pipe
Road is connected with water return outlet with hot pump in low temp unit feed water inlet respectively with heating supply channel；
Described idle air takes thermal also to include idle air heat exchanger, idle air heat exchanger be arranged in idle air passage and with idle air passage axle
Line direction is vertical, is provided with spray water tank, is provided with water-collecting tray, idle air heat exchanger below idle air heat exchanger above idle air heat exchanger
Inlet side be connected with differential pressure controller by pressure pipe with air side；It is provided with input duct and goes out on described idle air heat exchanger
Liquid pipe road, liquid in input duct carries out heat exchange after flowing into idle air heat exchanger and is flowed out by drain pipe road, input duct with
Drain pipe road is connected with hot pump in low temp unit respectively；
Described flushing defrosting device includes casing and dividing plate, by dividing plate, casing is divided into settling tank, intermediate water tank and flushing
Water tank, described intermediate water tank is located between settling tank and flush box, and described settling tank discharge outlet is with described water-collecting tray even
Logical, settling tank is connected with blow-off line with moisturizing pipeline respectively；It is provided with parallel to each other with dividing plate in described flush box
Filter, described heating water return pipeline is arranged in flush box with heating supply channel, described heating water return pipeline and heating
It is provided with heating coil, flush box is connected with described spray water tank by flushing line, described flush pipe between supply channel
Road is provided with flush cycle pump；
Described hot pump in low temp unit includes evaporimeter, compressor, secondary oil separator, injector and condenser, described evaporimeter
Connected with described idle air heat exchanger with drain pipe road by input duct, evaporimeter is connected with compressor, compressor passes through exhaust
Pipeline is connected with secondary oil separator, and secondary oil separator is connected with condenser by refrigerant line, and secondary oil separator leads to
Cross return line lubricating oil is back in compressor, described return line is sequentially provided with oil filtration along oil flow direction
Device and oil circuit magnetic valve；Condenser is connected with evaporimeter by cold-producing medium condensate liquid pipeline, on described cold-producing medium condensate liquid pipeline
It is sequentially provided with stop valve, device for drying and filtering and electric expansion valve along oil flow direction；Condenser also by induction tunnel with draw
Emitter is connected, and injector is connected with evaporimeter by stop valve, and the cold-producing medium in injection evaporimeter is led to the mixture of lubricating oil
Pervaporation device return line is connected with compressor；The hot water that condenser is produced passes through heating tube and conveys heat with return pipe to user
Amount, and hot water circulating pump is provided with heating tube.
Further, described idle air heat exchanger is provided with input duct and drain pipe road, the liquid flow in input duct
Carry out heat exchange after entering idle air heat exchanger and flowed out by drain pipe road, input duct and drain pipe road respectively with hot pump in low temp unit
Feed water inlet is connected with water return outlet.
Further, described spray water tank is enclosed spray water tank；Described idle air heat exchanger changes for high efficient fin type idle air
Hot device, high efficient fin type idle air heat exchanger fin material is stainless steel or red copper or antiseptic and hydrophilic aluminium foil；Described idle air passage with
It is provided with volume damper on pipeline between idle air arterial highway；Described input duct and drain pipe road are provided with circulating pump and refrigerating
Developing agent storage case.
Further, input duct adopts different refrigerating mediums from drain pipe road according to different idle air temperature, described
Refrigerating medium can be water or the aqueous solution of glycol water or inorganic salts.
Further, described heating supply channel is provided with electric proportional-regulation valve.
Further, described dividing plate is provided with overfall and/or overflow launder.
Further, it is additionally provided with temperature controller inside described flush box.
Further, described water pipe is provided with moisturizing motor-driven valve, and described blowoff line is provided with blowdown motor-driven valve.
Further, described evaporimeter is downward film evaporator, or is flooded evaporator, or is dry evaporator.
Further, described idle air heat exchanger can be the combination of or any number of units.
The present invention compared with prior art has the advantages that.
A kind of idle air thermal source pump evaporimeter that the present invention provides rinses defrosting device, and existing idle air can be avoided to take thermal
The defect being in operation, heat exchange efficiency is high, arbitrarily number of units can combine, direct-evaporation-type idle air can be avoided to take being subject to of thermal
The defect that cold-producing medium distribution is limited with oil return, coordinates hot pump in low temp system, it is possible to achieve subtract carbon emission reduction, be effectively reduced to environment
Pollution, can be used for the deep exploitation of the return air residual heat in colliery.
Brief description
Fig. 1 is overall structure diagram of the present invention.
Specific embodiment
With reference to embodiment, the present invention is elaborated, the present embodiment is under premised on technical solution of the present invention
Implemented, given detailed embodiment and specific operating process, but protection scope of the present invention be not limited to following
Embodiment.
As shown in figure 1, a kind of efficient idle air source heat pump system, it includes idle air and takes thermal 2, rinses defrosting device 3 and
Hot pump in low temp unit 4 it is characterised in that：
Described idle air takes thermal 2 to include idle air passage 21, and idle air passage 21 air inlet connects idle air arterial highway 1, idle air passage 21
Exhaust outlet is connected with external environment, and idle air is taken thermal 2 to be connected by pipeline and rinses defrosting device 3, rinses defrosting device 3 and passes through
Heating water return pipeline 314 is connected with water return outlet with hot pump in low temp unit 4 feed water inlet respectively with heating supply channel 313；
Described idle air takes thermal 2 also to include idle air heat exchanger 24, idle air heat exchanger 24 be arranged in idle air passage 21 and with weary
Wind passage 21 axis direction is vertical, is provided with spray water tank 22, is provided with below idle air heat exchanger 24 above idle air heat exchanger 24
Water-collecting tray 25, the inlet side of idle air heat exchanger 24 is connected with differential pressure controller 23 by pressure pipe with air side；Described idle air changes
Input duct 26 and drain pipe road 27 are provided with hot device 24, the liquid in input duct 26 is carried out after flowing into idle air heat exchanger 24
Heat exchange is simultaneously flowed out by drain pipe road 27, and input duct 26 is connected with hot pump in low temp unit 4 respectively with drain pipe road 27；
Described flushing defrosting device 3 includes casing and dividing plate 34, by dividing plate 34, casing is divided into settling tank 33, intermediate water tank
32 are located between settling tank 33 and flush box 31 with flush box 31, described intermediate water tank 32, described settling tank 33 row
The mouth of a river is connected with described water-collecting tray 25, and settling tank 33 is connected with blow-off line 36 with moisturizing pipeline 35 respectively；Described flushing water
It is provided with filter 311, described heating water return pipeline 314 and heating supply channel 313 in parallel to each other with dividing plate 34 in case 31
It is arranged in flush box 34, between described heating water return pipeline 314 and heating supply channel 313, be provided with heating coil 312,
Flush box 31 is connected with described spray water tank 22 by flushing line 315, and described flushing line 315 is provided with flush cycle
Pump；When the idle air from idle air arterial highway 1 can pass through volume damper, introduce idle air heat exchanger 24, because high efficient fin type is weary
Wind heat exchanger uses refrigerating medium, takes heat different from direct-evaporation-type idle air, can open all of high efficient fin type completely
Idle air heat exchanger carries out heat exchange, when part heat exchanger does not need work, only need to close volume damper 11.If simultaneously
When dust in idle air causes idle air heat exchanger 24 blocking, high efficient fin type idle air heat exchanger inlet side and air draft side can be caused
Pressure reduction is more than setting value, and differential pressure controller 23 provides enabling signal, and flush cycle pump starts running, and high efficient fin type idle air is changed
Hot device is carried out.If idle air temperature is relatively low, after fin has frosting, can be by carrying out to the water in flush box 31
Heating, realizes the defrosting function to high efficient fin type idle air heat exchanger.
Described hot pump in low temp unit 4 includes evaporimeter 41, compressor 42, secondary oil separator 43, injector 44 and condensation
Device 45, described evaporimeter 41 is connected with described idle air heat exchanger 24 with drain pipe road 27 by input duct 26, evaporimeter 41 with
Compressor 42 connects, and compressor 42 is connected with secondary oil separator 43 by gas exhaust piping 461, and secondary oil separator 43 passes through system
Refrigerant circuit 462 is connected with condenser 45, and lubricating oil is back to compressor 42 by return line 463 by secondary oil separator 43
Interior, described return line 463 is sequentially provided with oil strainer and oil circuit magnetic valve along oil flow direction；Condenser 45 passes through
Cold-producing medium condensate liquid pipeline 464 is connected with evaporimeter 41, on described cold-producing medium condensate liquid pipeline 464 along oil flow direction according to
Secondary it is provided with stop valve, device for drying and filtering and electric expansion valve；Condenser 45 is connected with injector 44 also by induction tunnel 465, draws
Emitter 44 is connected with evaporimeter 41 by stop valve, and the cold-producing medium in injection evaporimeter 41 passes through evaporation with the mixture of lubricating oil
Device oil return pipe 466 tunnel is connected with compressor 42；The hot water that condenser 45 is produced pass through heating tube 467 and return pipe 468 to
Family conveys heat, and is provided with hot water circulating pump on heating tube 467.Because employing multiple stage high efficient fin type idle air in the present invention
Heat exchanger is simultaneously connected with hot pump in low temp unit 4 using refrigerating medium, is reduced by improving the heating capacity of separate unit source pump completely
The quantity of source pump, the big temperature difference falling film type screw rod source pump of optional 3 ~ 4 bilaterals of usual general data, from the core of the present invention
Improve efficiency, thus improving the efficiency of whole system on heart equipment.
Further, described idle air heat exchanger 24 is provided with input duct 26 and drain pipe road 27, in input duct 26
Liquid flow into idle air heat exchanger 24 after carry out heat exchange and flowed out by drain pipe road 27, input duct 26 and 27 points of drain pipe road
Do not connect with water return outlet with hot pump in low temp unit 4 feed water inlet.
Further, described spray water tank 22 is enclosed spray water tank；Described idle air heat exchanger 24 is that high efficient fin type is weary
Wind heat exchanger, high efficient fin type idle air heat exchanger fin material is stainless steel or red copper or antiseptic and hydrophilic aluminium foil；Described idle air leads to
Volume damper 11 is provided with the pipeline between road 21 and idle air arterial highway 1；Set on described input duct 26 and drain pipe road 27
There are circulating pump and refrigerating medium container.
Further, input duct 26 adopts different refrigerating mediums from drain pipe road 27 according to different idle air temperature,
Described refrigerating medium can be water or the aqueous solution of glycol water or inorganic salts, the aqueous solution of described inorganic salts be calcium chloride or
The aqueous solution of magnesium chloride.
Further, described heating supply channel 313 is provided with electric proportional-regulation valve.
Further, described dividing plate 34 is provided with overfall and/or overflow launder.
Further, it is additionally provided with temperature controller 316 inside described flush box 31.
Further, described water pipe 35 is provided with moisturizing motor-driven valve 351, and described blowoff line 36 is provided with blowdown electricity
Dynamic valve 361.
Further, described evaporimeter 41 is downward film evaporator, or is flooded evaporator, or is dry evaporator.
Further, described idle air heat exchanger 24 can be the combination of or any number of units.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any
Be familiar with those skilled in the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by described scope of the claims.
Claims (10)
1. a kind of efficient idle air source heat pump system, it includes idle air and takes thermal（2）, rinse defrosting device（3）And hot pump in low temp
Unit（4）It is characterised in that：
Described idle air takes thermal（2）Including idle air passage（21）, idle air passage（21）Air inlet connects idle air arterial highway（1）, weary
Wind passage（21）Exhaust outlet is connected with external environment, and idle air takes thermal（2）Connected by pipeline and rinse defrosting device（3）, punching
Wash defrosting device（3）By heating water return pipeline（314）With heating supply channel（313）Respectively with hot pump in low temp unit（4）For
The mouth of a river is connected with water return outlet；
Described idle air takes thermal（2）Also include idle air heat exchanger（24）, idle air heat exchanger（24）It is arranged at idle air passage（21）
Interior and with idle air passage（21）Axis direction is vertical, idle air heat exchanger（24）Top is provided with spray water tank（22）, idle air heat exchange
Device（24）Lower section is provided with water-collecting tray（25）, idle air heat exchanger（24）Inlet side and air side pass through pressure pipe and control with pressure reduction
Device（23）It is connected；Described idle air heat exchanger（24）On be provided with input duct（26）With drain pipe road（27）, input duct（26）
Interior liquid flows into idle air heat exchanger（24）After carry out heat exchange and by drain pipe road（27）Flow out, input duct（26）With go out liquid
Pipeline（27）Respectively with hot pump in low temp unit（4）Connect；
Described flushing defrosting device（3）Including casing and dividing plate（34）, by dividing plate（34）Casing is divided into settling tank（33）、
Intermediate water tank（32）With flush box（31）, described intermediate water tank（32）Positioned at settling tank（33）With flush box（31）It
Between, described settling tank（33）Discharge outlet and described water-collecting tray（25）Connection, settling tank（33）Respectively with moisturizing pipeline（35）
With blow-off line（36）Connection；Described flush box（31）Interior and dividing plate（34）It is provided with filter in parallel to each other（311）, institute
State heating water return pipeline（314）With heating supply channel（313）It is arranged at flush box（34）Interior, described heating water return pipeline
（314）With heating supply channel（313）Between be provided with heating coil（312）, flush box（31）By flushing line（315）
With described spray water tank（22）Connection, described flushing line（315）It is provided with flush cycle pump；
Described hot pump in low temp unit（4）Including evaporimeter（41）, compressor（42）, secondary oil separator（43）, injector（44）
And condenser（45）, described evaporimeter（41）By input duct（26）With drain pipe road（27）With described idle air heat exchanger（24）
Connection, evaporimeter（41）With compressor（42）Connection, compressor（42）By gas exhaust piping（461）With secondary oil separator（43）
It is connected, secondary oil separator（43）By refrigerant line（462）With condenser（45）It is connected, secondary oil separator（43）Pass through
Return line（463）Lubricating oil is back to compressor（42）Interior, described return line（463）On along oil flow direction according to
Secondary it is provided with oil strainer and oil circuit magnetic valve；Condenser（45）By cold-producing medium condensate liquid pipeline（464）With evaporimeter（41）Phase
Even, described cold-producing medium condensate liquid pipeline（464）On be sequentially provided with stop valve, device for drying and filtering and electronics along oil flow direction
Expansion valve；Condenser（45）Also by induction tunnel（465）With injector（44）It is connected, injector（44）By stop valve and evaporation
Device（41）It is connected, injection evaporimeter（41）Interior cold-producing medium passes through evaporimeter oil return pipe with the mixture of lubricating oil（466）Road with
Compressor（42）It is connected；Condenser（45）The hot water produced passes through heating tube（467）With return pipe（468）Convey heat to user
Amount, and in heating tube（467）It is provided with hot water circulating pump.
2. a kind of efficient idle air source heat pump system according to claim 1 it is characterised in that：Described idle air heat exchanger（24）
On be provided with input duct（26）With drain pipe road（27）, input duct（26）Interior liquid flows into idle air heat exchanger（24）Laggard
Row heat exchange by drain pipe road（27）Flow out, input duct（26）With drain pipe road（27）Respectively with hot pump in low temp unit（4）
Feed water inlet is connected with water return outlet.
3. a kind of efficient idle air source heat pump system according to claim 1 it is characterised in that：Described spray water tank（22）For
Enclosed spray water tank；Described idle air heat exchanger（24）For high efficient fin type idle air heat exchanger, high efficient fin type idle air heat exchanger wing
Piece material is stainless steel or red copper or antiseptic and hydrophilic aluminium foil；Described idle air passage（21）With idle air arterial highway（1）Between pipeline on
It is provided with volume damper（11）；Described input duct（26）With drain pipe road（27）It is provided with circulating pump and refrigerating developing agent storage
Case.
4. a kind of efficient idle air source heat pump system according to claim 1 it is characterised in that：Input duct（26）With go out liquid
Pipeline（27）Interior different refrigerating mediums are adopted according to different idle air temperature, described refrigerating medium can be water or glycol water
Or the aqueous solution of inorganic salts.
5. a kind of efficient idle air source heat pump system according to claim 1 it is characterised in that：Described heating supply channel
（313）It is provided with electric proportional-regulation valve.
6. a kind of efficient idle air source heat pump system according to claim 1 it is characterised in that：Described dividing plate（34）It is provided with
Overfall and/or overflow launder.
7. a kind of efficient idle air source heat pump system according to claim 1 it is characterised in that：Described flush box（31）Interior
Portion is additionally provided with temperature controller（316）.
8. a kind of efficient idle air source heat pump system according to claim 1 it is characterised in that：Described water pipe（35）On
It is provided with moisturizing motor-driven valve（351）, described blowoff line（36）It is provided with blowdown motor-driven valve（361）.
9. a kind of efficient idle air source heat pump system according to claim 1 it is characterised in that：Described evaporimeter（41）For fall
Kestner long-tube evaporator, or be flooded evaporator, or be dry evaporator.
10. a kind of efficient idle air source heat pump system according to claim 1 it is characterised in that：Described idle air heat exchanger
（24）It can be the combination of or any number of units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611062608.2A CN106440355A (en) | 2016-11-28 | 2016-11-28 | Efficient ventilation air methane source heat pump system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611062608.2A CN106440355A (en) | 2016-11-28 | 2016-11-28 | Efficient ventilation air methane source heat pump system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106440355A true CN106440355A (en) | 2017-02-22 |
Family
ID=58219112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611062608.2A Pending CN106440355A (en) | 2016-11-28 | 2016-11-28 | Efficient ventilation air methane source heat pump system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106440355A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036324A (en) * | 2017-05-08 | 2017-08-11 | 山西文龙中美环能科技股份有限公司 | A kind of weary wind source heat pump equipment system based on heat pipe heat exchanging |
| CN108151367A (en) * | 2017-12-25 | 2018-06-12 | 北京中矿博能节能科技有限公司 | Direct-cooling type depth enthalpy takes hot idle air heat pump system defrosting group control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107036324A (en) * | 2017-05-08 | 2017-08-11 | 山西文龙中美环能科技股份有限公司 | A kind of weary wind source heat pump equipment system based on heat pipe heat exchanging |
| CN108151367A (en) * | 2017-12-25 | 2018-06-12 | 北京中矿博能节能科技有限公司 | Direct-cooling type depth enthalpy takes hot idle air heat pump system defrosting group control method |
| CN108151367B (en) * | 2017-12-25 | 2020-12-11 | 北京中矿博能节能科技有限公司 | Defrosting group control method for direct-cooling deep enthalpy heat-extraction ventilation air heat pump system |
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Application publication date: 20170222 |