CN208091015U - A kind of weary wind source heat pump equipment system based on return air heat exchange - Google Patents
A kind of weary wind source heat pump equipment system based on return air heat exchange Download PDFInfo
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- CN208091015U CN208091015U CN201820362248.6U CN201820362248U CN208091015U CN 208091015 U CN208091015 U CN 208091015U CN 201820362248 U CN201820362248 U CN 201820362248U CN 208091015 U CN208091015 U CN 208091015U
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Abstract
A kind of weary wind source heat pump equipment system based on return air heat exchange, it is related to heat pump application technical field, includes that the idle air with twin-stage return-air heat exchanger takes thermal, low form water source heat pump units, idle air to rinse the weary mine heating unit composition of defrosting device, double-stage heating；Idle air with twin-stage return-air heat exchanger takes thermal to be separately connected low form water source heat pump units, idle air rinses the weary mine heating unit of defrosting device, double-stage heating, low form water source heat pump units connect idle air and rinse defrosting device, and the weary mine heating unit of double-stage heating connects low form water source heat pump units.Wind-lack heat energy is made full use of, double-stage heating, first with idle air by the preliminary preheating operation of the fresh air of low temperature, not power consumption substantially is conducive to save a large amount of electric energy.The utility model obvious energy conservation is, it can be achieved that coal mine subtracts coal emission reduction, and saving operating cost efficiently uses idle air residual heat resources with clean energy resource, reduction environmental pollution is used, and energy conservation and environmental protection has good practicability.
Description
Technical field
The utility model is related to heat pump application technical fields, and in particular to for a kind of idle air based on return air heat exchange of coal mine
Source heat pump equipment system.
Background technology
Existing mine air-lack residual-heat utilization technology, there are mainly two types of different technology paths, and one is fountains to take heat,
Fountain takes heat in the presence of taking heat small, and a large amount of coal dust easily product is easily stifled, while after idle air temperature is less than 10 degree, needing not
The defects of disconnected plus antifreeze, another kind is that direct-evaporation-type takes heat, direct-evaporation-type weary due to being mixed with more dust in idle air
Wind heat exchanger be easy be blocked the problems such as, cause the wind resistance of idle air heat exchanger larger, at the same direct-evaporation-type take heat there is also
The heat exchange area of separate unit evaporator is smaller, and when idle air temperature is relatively low, evaporimeter frosting defrosting problem influences the system of weary wind source heat pump
The thermal efficiency constrains the application and popularization of the weary wind source heat pump of direct-evaporation-type.
Above two idle air residual-heat utilization technology all has that a fractional energy savings is not high simultaneously, basic in part place
On economize on coal not energy-efficient, only solve the problems, such as using clean energy resource, energy-saving benefit unobvious, thus there are the market competitiveness not
By force, the problems such as difficulty is big is promoted.
Existing pitshaft is antifreeze, mainly heats unit using mine, utilizes steam(-)coil or fin type heat exchange
Device directly heats fresh air, and energy expenditure is big.
Invention content
For deficiency in existing idle air UTILIZATION OF VESIDUAL HEAT IN and present on mine mode of heating, it is an object of the present invention to provide one
Kind operation windage is small, and system comprehensive energy consumption is low and heat exchange efficiency is high, is not used territory restriction and can save mass energy, reduces
A kind of weary wind source heat pump equipment system based on return air heat exchange of environmental pollution.
In order to achieve the above-mentioned object of the invention, the technical solution adopted by the present invention is as follows：
A kind of weary wind source heat pump equipment system based on return air heat exchange, includes that the idle air with twin-stage return-air heat exchanger takes
Thermal, low form water source heat pump units, idle air rinse the weary mine heating unit composition of defrosting device, double-stage heating；Band twin-stage
The idle air of return-air heat exchanger takes thermal to be separately connected low form water source heat pump units, idle air flushing defrosting device, double-stage heating
Weary mine heats unit, and low form water source heat pump units connect idle air and rinse defrosting device, and the weary mine of double-stage heating heats unit
Connect low form water source heat pump units；
It includes idle air channel, idle air channel and idle air main pipe to take thermal in the idle air with twin-stage return-air heat exchanger
It is connected, the air inlet in idle air channel is equipped with volume damper；First order return-air heat exchanger and second level return air are set in idle air channel
Heat exchanger, first order return-air heat exchanger are installed on the upper surface of first water-collecting tray, and the upper end of first order return-air heat exchanger is equipped with first
The inlet side of enclosed spray water tank, first order return-air heat exchanger is connected by pressure pipe with the first differential pressure controller with air side,
First order return-air heat exchanger is connected by water supply line and water return pipeline with primary heater；Primary is equipped on water return pipeline
Circulating pump is equipped with constant pressure water compensation apparatus in the import of primary circulation pump.Second level return-air heat exchanger is installed on the second water-collecting tray
Above, the upper end of second level return-air heat exchanger be equipped with the second enclosed spray water tank, the inlet side of second level return-air heat exchanger with go out
Wind side is connected by pressure pipe with the second differential pressure controller, and second level return-air heat exchanger passes through ethylene glycol solution feed liquid pipeline and second
Glycol solution back liquid pipeline is connected with evaporator；
The low form water source heat pump units include compressor, and compressor passes through gas exhaust piping and secondary oil separator phase
Even, secondary oil separator is connected by refrigerant line with condenser, and secondary oil separator is returned lubricating oil by oil return line
It flows in compressor, on oil return line, is equipped with oil strainer and oil circuit solenoid valve successively；Condenser passes through refrigerant condensate liquid
Pipeline is connected with fluid path shut-off valve, device for drying and filtering and electric expansion valve with evaporator, evaporator by refrigerant muffler into
Enter to compressor, the oil return line of the bottom of evaporator is connected by shut-off valve with injector, and the injection for carrying out condenser is high
Compression refrigerant pipeline is connected by solenoid valve with the injection end of injector, and the outlet of injector passes through refrigerant lubricating oil mixing tube
It is connected with the low-pressure end of compressor.
It includes settling tank, intermediate water tank, flush box that the idle air, which rinses defrosting device, is internally provided in flush box
Heating coil and temperature controller, heating coil is by heating water supply pipe and heating water return pipeline and condenser inlet and outlet pipe phase
Even；Flush box is connected by flushing line with the first enclosed spray water tank and the second enclosed spray water tank, on flushing line
It is additionally provided with flush cycle pump and the first scouring electromagnetic valve, the second scouring electromagnetic valve；Settling tank is collected by drainpipe and first
Water pond and the second water-collecting tray are connected；
Double-stage heating mine heating unit includes fresh inlet and fresh air outlet, be internally provided with primary heater,
Second level heater and centrifugal blower.
The heat source of the mine heating device of double-stage heating is respectively from idle air direct heat transfer and low form Water source heat pump unit
The quantity of group, the mine heating device of double-stage heating can be one, can also be the combination of more mine heating devices.
Low form water source heat pump units are flooded water source heat pump unit or dry type water source heat pump units or falling film type water source
Heat pump unit.
It is stainless steel or red copper or antiseptic and hydrophilic aluminium foil that idle air, which takes the first order return-air heat exchanger fin material in thermal,.
Second level return-air heat exchanger fin material is stainless steel or red copper or antiseptic and hydrophilic aluminium foil.
The present invention makes full use of the thermal energy in idle air, by when mine return air and the outdoor fresh air temperature difference are larger, directly adopting
Fresh air is heated with return air heat transfer technology, only consumes circulating pump electric energy in operational process, the preheating as fresh air uses, low form water
Source heat pump unit, absorbs the air heat energy in mine return air, and reparation technology hot water heats first preheating in mine heats unit
Fresh air afterwards improves idle air source heat pump system and is used in the antifreeze whole efficiency of pit shaft, energy conservation and environmental protection.
Return air heat transfer technology is combined by the present invention with water resource heat pump, idle air heat transfer technology and equipment system, complete
The defects of system or the return-air heat exchanger system operation for avoiding existing idle air heat pump entirely, reduce in mine fresh air heating process
Between link, power savings advantages are apparent compared with traditional equipment mode.
The present invention using the heat of return air directly to fresh air into adding preheating operation, the not power consumption substantially during heat exchange,
Be conducive to save a large amount of electric energy；
In terms of using low-temperature water source heat pump unit, because thermic load is run when reducing, smaller heat pump unit can be selected,
The initial cost of heat-pump apparatus can be reduced, and heat pump unit run time is reduced, energy consumption is reduced clearly, reliable for operation,
, it can be achieved that coal mine subtracts coal emission reduction, saving operating cost efficiently uses obvious energy conservation with clean energy resource, reduction environmental pollution is used
Idle air residual heat resources, energy conservation and environmental protection have good practicability.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the weary wind source heat pump equipment system to be exchanged heat based on return air.
Specific implementation mode
With reference to specific embodiment, the present invention is further illustrated.
As shown in Figure 1, a kind of weary wind source heat pump equipment system based on return air heat exchange, hot charging is taken in the idle air
It is equipped with idle air channel 1 in setting and is connected with idle air main pipe, is equipped with volume damper 2 in the air inlet of idle air, idle air is set in channel
First order return-air heat exchanger 5, first order return-air heat exchanger 5 are installed on the upper surface of first water-collecting tray 60, first order return-air heat exchanger 5
Upper end be equipped with the first enclosed spray water tank 4, the inlet side of first order return-air heat exchanger 5 passes through pressure pipe and first with air side
Differential pressure controller 3 is connected, and first order return-air heat exchanger 5 is heated by water supply line 15 and water return pipeline 16 with twin-stage heat exchange mine
The primary heater 35 of device is connected.Primary circulation pump 13 is equipped on water return pipeline 16, in the import of primary circulation pump 13
Equipped with constant pressure water compensation apparatus 12.Second level return-air heat exchanger 8 is set in idle air channel, second level return-air heat exchanger 8 is installed on second
The upper end of the upper surface of water-collecting tray 61, second level return-air heat exchanger 8 is equipped with the second enclosed spray water tank 7, second level return-air heat exchanger 8
Inlet side be connected with the second differential pressure controller 6 by pressure pipe with air side, second level return-air heat exchanger 8 is supplied by ethylene glycol
Liquid pipe road 18 and ethylene glycol back liquid pipeline 19 are connected with the evaporator 62 of low form water source heat pump units.When from idle air arterial highway
Idle air can be successively introduced into first order return-air heat exchanger 5 and second level return-air heat exchanger 8 and changed by volume damper 2
Refrigerating medium water or glycol water in hot device exchange heat, heat exchange efficiency higher.When the dust in idle air causes idle air to change
When hot device blocks, the pressure difference before and after first order return-air heat exchanger 5 or second level return-air heat exchanger 8 can be caused to be greater than the set value, the
One differential pressure controller 3 or the second differential pressure controller 6 provide enabling signal, and flush cycle pump 48 starts running, rinsed by first
Solenoid valve 10 or the second scouring electromagnetic valve 11 are opened, can be respectively to first order return-air heat exchanger 5 or second level return-air heat exchanger 8
It is cleaned.It, can be by flush box after having frosting on idle air heat exchanger fin when idle air temperature is relatively low
Water is heated, and realizes the defrosting function to first order return-air heat exchanger 5 or second level return-air heat exchanger 8.
Second level return-air heat exchanger 8 and the connecting line ethylene glycol back liquid pipeline 19 of evaporator 62 are equipped with source ethylene glycol
Solution circulation pump 17 and source ethylene glycol solution level pressure case 14；
Low form water source heat pump units include compressor 22, and compressor 22 passes through gas exhaust piping 23 and secondary oil separator
26 are connected, and secondary oil separator 26 is connected by refrigerant line 28 with condenser 29, and secondary oil separator 26 passes through oil return pipe
Road 24 flows back into lubricating oil in compressor 22 again, on oil return line, is equipped with oil strainer 27 and oil circuit solenoid valve successively
25.Condenser 29 by refrigerant condensate liquid pipeline 40 and fluid path shut-off valve 41, device for drying and filtering 42 and electric expansion valve 44 with
Evaporator 62 is connected.Evaporator 62 enters compressor 22 by refrigerant muffler 20.The bottom of evaporator 62 is equipped with oil return
Pipeline is connected by shut-off valve 46 with injector 45, is carried out 29 injection high pressure of condenser and is passed through refrigerant line and injector 45
Injection end be connected, the outlet of injector 45 is connected by refrigerant lubricating oil mixing tube 21 with the low-pressure end of compressor 22.
This system can be used as air source heat pump at this time, can utilize the waste heat in mine return air heat by heat pump techniques in mine
It heats heating fresh air in unit or uses auxiliary heating source for heating fresh air, improving idle air source heat pump system, to be used in pit shaft anti-
The whole efficiency of jelly, energy conservation and environmental protection, to meet manufacturing technique requirent.
Idle air rinses defrosting device by heating water return pipeline 64 and heating water supply pipe 63 and 29 inlet pipeline of condenser
31, outlet pipeline 32 is connected, and flush box 49 passes through flushing line 9 and the first enclosed spray water tank 4 and the second enclosed shower water
Case 7 is connected, and flush cycle pump 48 and the first scouring electromagnetic valve 10, the second scouring electromagnetic valve 11 are additionally provided on flushing line 9；
Settling tank 57 is connected by drainpipe 56 with the first water-collecting tray 60 and the second water-collecting tray 61；
Idle air rinses defrosting device and sets that there are one with two internal partitions（Part sequence number is 56 and 52 respectively）It is divided into three
The water tank of a part, water tank have settling tank 57, intermediate water tank 54, flush box 49 respectively.Two internal partitions（Part sequence number
It is 56 and 52 respectively）It is equipped with overflow port or overflow launder, flush box 49 is internally provided with heating coil 50, and heating coil 50 passes through
Heating water return pipeline 64 and heating water supply pipe 63 are connected with 29 inlet pipeline 31 of condenser, outlet pipeline 32.Flush box
Temperature controller 51 is additionally provided with inside 49.Settling tank 57 is additionally provided with water supplement port and sewage draining exit, and it is electronic that moisturizing is equipped on water pipe
Valve 59 is equipped with blowdown motor-driven valve 58 on sewage draining exit.
It includes fresh inlet 33 and fresh air outlet 39 that double-stage heating mine, which heats unit 38, is internally provided with primary heater
35, second level heater 36 and centrifugal blower 37.
The present invention can make full use of the thermal energy in idle air, by mine return air and the outdoor fresh air temperature difference it is larger when, directly
It connecing and fresh air is heated using return air heat transfer technology, circulating pump electric energy is only consumed in operational process, the preheating as fresh air uses, and
Handedness low form water source heat pump units, absorb the air heat energy in mine return air, and reparation technology hot water is heated in mine in unit
Fresh air after the first preheating of heating, improves idle air source heat pump system and is used in the antifreeze whole efficiency of pit shaft, energy conservation and environmental protection.
Claims (5)
1. a kind of weary wind source heat pump equipment system based on return air heat exchange, includes that the idle air with twin-stage return-air heat exchanger takes heat
Device, low form water source heat pump units, idle air rinse the weary mine heating unit composition of defrosting device, double-stage heating；Band twin-stage returns
It is weary that the idle air of wind heat exchanger takes thermal to be separately connected low form water source heat pump units, idle air flushing defrosting device, double-stage heating
Mine heats unit, and low form water source heat pump units connect idle air and rinse defrosting device, and the weary mine heating unit of double-stage heating connects
Connect low form water source heat pump units；It is characterized in that：It includes weary to take thermal in the idle air with twin-stage return-air heat exchanger
Wind channel（1）, idle air channel（1）It is connected with idle air main pipe, idle air channel（1）Air inlet be equipped with volume damper（2）；Idle air
Channel（1）Inside set first order return-air heat exchanger（5）With second level return-air heat exchanger（8）, first order return-air heat exchanger（5）It is installed on
First water-collecting tray（60）The upper surface of, first order return-air heat exchanger（5）Upper end be equipped with the first enclosed spray water tank（4）, the first order
Return-air heat exchanger（5）Inlet side and air side pass through pressure pipe and the first differential pressure controller（3）It is connected, the heat exchange of first order return air
Device（5）Pass through water supply line（15）And water return pipeline（16）With primary heater（35）It is connected；In water return pipeline（16）On set
There is primary circulation pump（13）, in primary circulation pump（13）Import be equipped with constant pressure water compensation apparatus（12）；Second level return-air heat exchanger
（8）It is installed on the second water-collecting tray（61）The upper surface of, second level return-air heat exchanger（8）Upper end be equipped with the second enclosed spray water tank
（7）, second level return-air heat exchanger（8）Inlet side and air side pass through pressure pipe and the second differential pressure controller（6）It is connected, second
Grade return-air heat exchanger（8）Pass through ethylene glycol solution feed liquid pipeline（18）With ethylene glycol solution back liquid pipeline（19）With evaporator（62）
It is connected；
The low form water source heat pump units include compressor（22）, compressor（22）Pass through gas exhaust piping（23）With secondary oil
From device（26）It is connected, secondary oil separator（26）Pass through refrigerant line（28）With condenser（29）It is connected, secondary oil separator
（26）Pass through oil return line（24）Lubricating oil is flowed back into compressor（22）It is interior, on oil return line, it is equipped with oil strainer successively
（27）With oil circuit solenoid valve（25）；Condenser（29）Pass through refrigerant condensate liquid pipeline（40）With fluid path shut-off valve（41）, it is dry
Filter (42) and electric expansion valve（44）With evaporator（62）It is connected, evaporator（62）Pass through refrigerant muffler（20）Into
To compressor（22）, evaporator（62）The oil return line of bottom pass through shut-off valve（46）With injector（45）It is connected, comes self cooling
Condenser（29）Injection high-pressure refrigerant line pass through solenoid valve（43）With injector（45）Injection end be connected, injector
（45）Outlet and compressor（22）Low-pressure end be connected；
It includes settling tank that the idle air, which rinses defrosting device,（57）, intermediate water tank（54）, flush box（49）, flush box
（49）It is internally provided with heating coil（50）And temperature controller（51）, heating coil（50）By heating water return pipeline（64）And heating supplies
Water lines（63）With condenser（29）Inlet and outlet pipe is connected；Flush box（49）Pass through flushing line（9）It is sprayed with the first enclosed
Spraying water tank（4）With the second enclosed spray water tank（7）It is connected, in flushing line（9）On be additionally provided with flush cycle pump（48）And the
One scouring electromagnetic valve（10）, the second scouring electromagnetic valve（11）；Settling tank（57）Pass through drainpipe（56）With the first water-collecting tray
（60）With the second water-collecting tray（61）It is connected；
The double-stage heating mine heating unit includes fresh inlet（33）It is exported with fresh air（39）, it is internally provided with first order heating
Device（35）, second level heater (36) and centrifugal blower（37）.
2. a kind of weary wind source heat pump equipment system based on return air heat exchange as described in claim 1, it is characterized in that twin-stage
The heat source of the mine heating device of heating is respectively from idle air direct heat transfer and low form water source heat pump units, mine heating dress
The quantity set is the combination of one or more mine heating device.
3. a kind of weary wind source heat pump equipment system based on return air heat exchange as described in claim 1, it is characterized in that low temperature
Type water source heat pump units are flooded water source heat pump unit or dry type water source heat pump units or falling film type water source heat pump units.
4. a kind of weary wind source heat pump equipment system based on return air heat exchange as described in claim 1, it is characterized in that idle air
Take the first order return-air heat exchanger in thermal（5）Fin material is stainless steel or red copper or antiseptic and hydrophilic aluminium foil.
5. a kind of weary wind source heat pump equipment system based on return air heat exchange as described in claim 1, it is characterized in that second
Grade return-air heat exchanger（8）Fin material is stainless steel or red copper or antiseptic and hydrophilic aluminium foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820362248.6U CN208091015U (en) | 2018-03-16 | 2018-03-16 | A kind of weary wind source heat pump equipment system based on return air heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820362248.6U CN208091015U (en) | 2018-03-16 | 2018-03-16 | A kind of weary wind source heat pump equipment system based on return air heat exchange |
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| CN208091015U true CN208091015U (en) | 2018-11-13 |
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| CN201820362248.6U Active CN208091015U (en) | 2018-03-16 | 2018-03-16 | A kind of weary wind source heat pump equipment system based on return air heat exchange |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266919A (en) * | 2018-03-16 | 2018-07-10 | 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 return air heat exchange |
| CN109854291A (en) * | 2019-04-11 | 2019-06-07 | 山东美天能源科技有限公司 | A kind of indirect defroster for mineshaft of high-efficiency mine return air |
-
2018
- 2018-03-16 CN CN201820362248.6U patent/CN208091015U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266919A (en) * | 2018-03-16 | 2018-07-10 | 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 return air heat exchange |
| CN109854291A (en) * | 2019-04-11 | 2019-06-07 | 山东美天能源科技有限公司 | A kind of indirect defroster for mineshaft of high-efficiency mine return air |
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