CN103697628A - Coal mine ventilation air waste heat mixed type heat-obtaining heat pump system - Google Patents
Coal mine ventilation air waste heat mixed type heat-obtaining heat pump system Download PDFInfo
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- CN103697628A CN103697628A CN201310703758.7A CN201310703758A CN103697628A CN 103697628 A CN103697628 A CN 103697628A CN 201310703758 A CN201310703758 A CN 201310703758A CN 103697628 A CN103697628 A CN 103697628A
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Abstract
A coal mine ventilation air waste heat mixed type heat-obtaining heat pump system comprises a ventilation air heat-exchange chamber, wherein a ventilation air channel is installed in the ventilation air heat-exchange chamber, a water collecting pool with the open top is installed under the ventilation air channel, a spraying pipe network is installed right above the water collecting pool, a water inlet of the spraying pipe network is communicated with the water collecting pool through a spraying water-obtaining pipe in series connection with a circulating spraying pump, an air inlet of the ventilation air channel is communicated with an outlet of a mine return air main channel through an air channel, and a direct evaporation type ventilation air heat exchanger is installed in the ventilation air channel located on the rear side of the water collecting pool. An air outlet of the ventilation air channel is communicated with the outside, an outlet of a heat-exchange pipe of the ventilation air heat exchanger is communicated with one connecting pipe opening of a right four-way valve through a delivery pipe, and an inlet of the heat-exchange pipe of the ventilation air heat exchanger is communicated with a heat-exchange pipe of a right casing pipe hydraulic filling type condensation evaporator. The coal mine ventilation air waste heat mixed type heat-obtaining heat pump system is small in operation air resistance, low in energy consumption, high in heat efficiency and capable of saving a large amount of energy and reducing environmental pollution.
Description
Technical field
The present invention relates to the hybrid heat-obtaining heat pump of a kind of mine air-lack waste heat.
Background technology
To mine air-lack UTILIZATION OF VESIDUAL HEAT IN, original technology has two kinds of different technology paths, first fountain heat-obtaining, there is water blocking, defect that heat-obtaining amount is little in fountain heat-obtaining, weary wind 12 ℃ following just cannot heat-obtaining; It two is direct steaming type heat-obtainings, though direct steaming type heat-obtaining heat-obtaining amount is large, owing to being mixed with more dust in weary wind, has easily blocked problem of weary wind heat exchanger in running, causes the wind resistance of weary wind heat exchanger larger.In addition, in order to eliminate 30～40dB (A) noise of mine return air main frame, in existing weary wind heat-obtaining device, muffler is all set, also can further increases windage thus, cause energy consumption to increase.
Summary of the invention
The object of the present invention is to provide a kind of operation windage little, energy consumption is low, and the thermal efficiency is high, can save mass energy, reduces the hybrid heat-obtaining heat pump of mine air-lack waste heat of environmental pollution.
The hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention, comprise weary wind Heat Room, in weary wind Heat Room, be provided with weary wind passage, the below of weary wind channel middle is provided with the collecting-tank of open top, spray pipe network is installed directly over collecting-tank, a plurality of shower nozzles that can spray water are downwards installed on spray pipe network, the water inlet of spray pipe network is communicated with collecting-tank via the spray intake pipe that is in series with circulated sprinkling pump, the air inlet of described weary wind passage is communicated with the outlet of mine return air arterial highway via air channel, the rear side that is positioned at collecting-tank in weary wind passage is provided with the weary wind heat exchanger of direct-evaporation-type, the air outlet of weary wind passage communicates with the external world, the outlet of the heat exchanging pipe of described weary wind heat exchanger is taken over mouth via the one of transfer pipeline and right cross valve and is communicated with, the import of the heat exchanging pipe of weary wind heat exchanger is communicated with the outlet of the heat exchanging pipe of right package full-liquid type condenser/evaporator via connecting line, the import of the heat exchanging pipe of right package full-liquid type condenser/evaporator is communicated with another adapter mouthful of right cross valve via pipeline, the another adapter mouthful of right cross valve is communicated with the outlet of right compressor via pipeline, an adapter mouthful again of right cross valve is communicated with the import of right compressor via pipeline, the bottom of described collecting-tank is communicated with the import of sludge water water source heat pump water-fetching pipe, the middle part of sludge water water source heat pump water-fetching pipe is in series with mud water pump, the outlet of sludge water water source heat pump water-fetching pipe is communicated with the top of the box evaporative condenser of mud, the box evaporative condenser of mud is communicated with described collecting-tank via mud water resource heat pump return pipe, the box evaporative condenser of mud is positioned at the below of described collecting-tank, the bottom of the box evaporative condenser of mud is communicated with the import of blow-off pipe, the middle part of blow-off pipe is in series with blowoff valve, the outlet of blow-off pipe is communicated with mud sump, mud sump is positioned at the below of the box evaporative condenser of described mud, the outlet of the heat exchanging pipe of the box evaporative condenser of described mud is communicated with the import of the heat exchanging pipe of left package full-liquid type condenser/evaporator via the pipeline that is in series with left two-way heating power reversal valve, the outlet of the heat exchanging pipe of left package full-liquid type condenser/evaporator via left cross valve respectively with the outlet of left compressor, the import of the heat exchanging pipe of the import of left compressor and the box evaporative condenser of described mud utilizes pipeline connection, the delivery port of the delivery port of described left package full-liquid type condenser/evaporator and described right package full-liquid type condenser/evaporator is respectively via pipeline and heat supply cross current, the water return outlet of the water return outlet of left package full-liquid type condenser/evaporator and described right package full-liquid type condenser/evaporator is communicated with return pipe via pipeline respectively, on return pipe or described heat supply water pipe, is in series with water circulating pump.
The hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention, the place ahead of its spray pipe network is provided with deflector, is in series with right two-way heating power reversal valve on described connecting line.
The hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention, the below of its weary wind Heat Room is provided with heat pump main equipment room, and the box evaporative condenser of described mud, described left package full-liquid type condenser/evaporator, described right package full-liquid type condenser/evaporator, described left compressor, described right compressor, described water circulating pump and described mud water pump are arranged in heat pump main equipment room.
The hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention, its air channel comprises air inducing elbow section and retention tower, the outlet of air inducing elbow section is communicated with the air inlet of described weary wind Heat Room, the import of air inducing elbow section is communicated with the outlet of described retention tower, the import of retention tower is communicated with the outlet of return air fan, and the import of return air fan is communicated with the outlet of described mine return air arterial highway.
The hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention, its mud sump is arranged on the below of described heat pump main equipment room.
The hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention, its spray pipe network is arranged on the top in weary wind passage, and spray pipe network along continuous straight runs arranges.
The hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention, adopt two-stage heat-obtaining, its first order utilization spray heat-obtaining cleans weary wind, for rear class direct steaming type heat-obtaining is created clean weary wind, the second level utilizes the dark enthalpy heat-obtaining of the weary wind heat exchanger of direct-evaporation-type, sensible heat and latent heat in the latent heat of first order moisture evaporation and weary wind can be fetched completely, greatly improved the utilization rate of mine air-lack residual heat resources, and can eliminate the 30-40dB noise of mine return air main frame, without muffler is set, whole weary wind heat-obtaining system does not increase the resistance of return air main blower fan, it is killing three birds with one stone, and the hybrid heat-obtaining of two-stage, can ensure high heat pump efficiency.Therefore, the hybrid heat-obtaining heat pump operation of mine air-lack waste heat of the present invention windage is little, energy consumption is low, the thermal efficiency is high, and cost is low, can save mass energy, and operating cost is low, environmentally friendly, can effectively reduce the pollution to environment, the economic benefit of promoting the use of and social benefit are all extremely outstanding.
Below in conjunction with drawings and Examples in detail the present invention is described in detail.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention.
The specific embodiment
Referring to Fig. 1, the hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention, comprise weary wind Heat Room 5, in weary wind Heat Room 5, be provided with allow weary wind via weary wind passage 32, the below at weary wind passage 32 interior middle parts is provided with open top, for collecting the collecting-tank 9 of the water spraying above, spray pipe network 6 is installed directly over collecting-tank 9, a plurality of shower nozzles that can spray water are downwards installed on spray pipe network 6, water under spray is when through weary wind passage 32, can carry out heat exchange with weary wind, thereby the heat energy in weary wind is extracted, and bring the heat energy extracting into collecting-tank 9, the water inlet of spray pipe network 6 is communicated with collecting-tank 9 via the spray intake pipe 8 that is in series with circulated sprinkling pump 7, circulated sprinkling pump 7 can constantly be transported to spray pipe network 6 by collecting-tank 9 via spray intake pipe 8 and circulate, extract the heat energy in weary wind, and can dispose the dust in weary wind, clean up weary wind, preventing that dust in weary wind from moving backward stops up the weary wind heat exchanger 12 of direct-evaporation-type, cause energy consumption to increase, avoid the heat exchange efficiency of the weary wind heat exchanger 12 of direct-evaporation-type sharply to decline.
The air inlet of weary wind passage 32 is communicated with the outlet of mine return air arterial highway 1 via air channel, the rear side that is positioned at collecting-tank 9 in weary wind passage 32 is provided with the weary wind heat exchanger 12 of direct-evaporation-type, the air outlet of weary wind passage 32 communicates with the external world, the outlet of the heat exchanging pipe of weary wind heat exchanger 12 is taken over mouth via the one of transfer pipeline 30 and right cross valve 22 and is communicated with, the import of the heat exchanging pipe of weary wind heat exchanger 12 is communicated with the outlet of the heat exchanging pipe of right package full-liquid type condenser/evaporator 23 via connecting line 31, the import of the heat exchanging pipe of right package full-liquid type condenser/evaporator 23 is communicated with another adapter mouthful of right cross valve 22 via pipeline, the another adapter mouthful of right cross valve 22 is communicated with the outlet of right compressor 24 via pipeline, an adapter mouthful again of right cross valve 22 is communicated with the import of right compressor 24 via pipeline, in use, start right compressor 24, the heat energy that fluid media (medium) in the heat exchanging pipe of the weary wind heat exchanger 12 of direct-evaporation-type extracts just can be delivered in the heat exchanging pipe of right package full-liquid type condenser/evaporator 23 through right compressor 24 via right cross valve 22, fluid media (medium) in the heat exchanging pipe of this right package full-liquid type condenser/evaporator 23 is given the aqueous medium in right package full-liquid type condenser/evaporator 23 by thermal energy transfer, and then the aqueous medium in right package full-liquid type condenser/evaporator 23 transfers out heat energy via heat supply water pipe 26 again.
The bottom of collecting-tank 9 is communicated with the import of sludge water water source heat pump water-fetching pipe 11, the middle part of sludge water water source heat pump water-fetching pipe 11 is in series with mud water pump 16, the outlet of sludge water water source heat pump water-fetching pipe 11 is communicated with the top of the box evaporative condenser 19 of mud, the box evaporative condenser 19 of mud is communicated with collecting-tank 9 via mud water resource heat pump return pipe 10, the box evaporative condenser 19 of mud is positioned at the below of collecting-tank 9, start mud water pump 16, the water with heat energy in collecting-tank 9 will be transported in the box evaporative condenser 19 of mud through sludge water water source heat pump water-fetching pipe 11, simultaneously original in the box evaporative condenser 19 of mud, the water that had carried out heat exchange can be back to collecting-tank 9 through return pipe 10.
The bottom of the box evaporative condenser 19 of mud is communicated with the import of blow-off pipe 21, and the middle part of blow-off pipe 21 is in series with blowoff valve 20, and the outlet of blow-off pipe 21 is communicated with mud sump 29, and mud sump 29 is positioned at the below of the box evaporative condenser 19 of mud; When the bottom of the box evaporative condenser 19 of mud deposits more silt, can open blowoff valve 20, allow silt water flow into mud sump 29 through blow-off pipe 21.
The outlet of the heat exchanging pipe of the box evaporative condenser 19 of mud is communicated with the import of the heat exchanging pipe of left package full-liquid type condenser/evaporator 14 via the pipeline that is in series with left two-way heating power reversal valve 15, the outlet of the heat exchanging pipe of left package full-liquid type condenser/evaporator 14 via left cross valve 17 respectively with the outlet of left compressor 18, the import of the heat exchanging pipe of the import of left compressor 18 and the box evaporative condenser 19 of mud utilizes pipeline connection, in use, start left compressor 18, fluid media (medium) in the heat exchanging pipe of the box evaporative condenser 19 of mud will be by the heat energy extracting the water from collecting-tank 9 in the box evaporative condenser 19 of mud, through left compressor 18, be transported in the heat exchanging pipe of left package full-liquid type condenser/evaporator 14, fluid media (medium) in the heat exchanging pipe of this left package full-liquid type condenser/evaporator 14 is given the aqueous medium in left package full-liquid type condenser/evaporator 14 by thermal energy transfer, then the aqueous medium in left package full-liquid type condenser/evaporator 14 transfers out heat energy via heat supply water pipe 26 again.
The delivery port of the delivery port of left package full-liquid type condenser/evaporator 14 and right package full-liquid type condenser/evaporator 23 is communicated with heat supply water pipe 26 via pipeline respectively, the water return outlet of the water return outlet of left package full-liquid type condenser/evaporator 14 and right package full-liquid type condenser/evaporator 23 is communicated with return pipe 27 via pipeline respectively, on return pipe 27 or heat supply water pipe 26, is in series with water circulating pump 25.
The place ahead of above-mentioned spray pipe network 6 is preferably provided with deflector 33, is in series with right two-way heating power reversal valve 13 on connecting line 31.
The below of above-mentioned weary wind Heat Room 5 is preferably provided with heat pump main equipment room 28, and the box evaporative condenser 19 of mud, left package full-liquid type condenser/evaporator 14, right package full-liquid type condenser/evaporator 23, left compressor 18, right compressor 24, water circulating pump 25 and mud water pump 16 are arranged in heat pump main equipment room 28.Above-mentioned air channel comprises air inducing elbow section 4 and retention tower 3, the outlet of air inducing elbow section 4 is communicated with the air inlet of weary wind Heat Room 5, the import of air inducing elbow section 4 is communicated with the outlet of retention tower 3, the import of retention tower 3 is communicated with the outlet of return air fan 2, and the import of return air fan 2 is communicated with the outlet of mine return air arterial highway 1.Mud sump 29 is arranged on the below of heat pump main equipment room 28.Spray pipe network 6 is preferably mounted at the top in weary wind passage 32, spray pipe network 6 along continuous straight runs settings.
The hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention, can allow in the winter time left cross valve 17, right cross valve 22 commutate to winter duty carry out work, during the broiling summer, can allow left cross valve 17, right cross valve 22 commutate to summer duty carry out work.Owing to being via the air feed of flood tide heat resource heating coal mine air intake arterial highway continuous, stable in the weary wind extracting in mine return air arterial highway out, do not need to use the extra energy.Therefore, the hybrid heat-obtaining heat pump of mine air-lack waste heat of the present invention can be saved mass energy, and operating cost is low, environmentally friendly, can effectively reduce the pollution to environment.
Claims (6)
1. the hybrid heat-obtaining heat pump of mine air-lack waste heat, it is characterized in that: comprise weary wind Heat Room (5), in weary wind Heat Room (5), be provided with weary wind passage (32), below in weary wind passage (32) is provided with the collecting-tank (9) of open top, spray pipe network (6) is installed directly over collecting-tank (9), a plurality of shower nozzles that can spray water are downwards installed on spray pipe network (6), the water inlet of spray pipe network (6) is communicated with collecting-tank (9) via the spray intake pipe (8) that is in series with circulated sprinkling pump (7), the air inlet of described weary wind passage (32) is communicated with the outlet of mine return air arterial highway (1) via air channel, the rear side that is positioned at collecting-tank (9) in weary wind passage (32) is provided with the weary wind heat exchanger of direct-evaporation-type (12), the air outlet of weary wind passage (32) communicates with the external world, the outlet of the heat exchanging pipe of described weary wind heat exchanger (12) is taken over mouth via the one of transfer pipeline (30) and right cross valve (22) and is communicated with, the import of the heat exchanging pipe of weary wind heat exchanger (12) is communicated with the outlet of the heat exchanging pipe of right package full-liquid type condenser/evaporator (23) via connecting line (31), the import of the heat exchanging pipe of right package full-liquid type condenser/evaporator (23) is communicated with another adapter mouthful of right cross valve (22) via pipeline, the another adapter mouthful of right cross valve (22) is communicated with the outlet of right compressor (24) via pipeline, an adapter mouthful again of right cross valve (22) is communicated with the import of right compressor (24) via pipeline, the bottom of described collecting-tank (9) is communicated with the import of sludge water water source heat pump water-fetching pipe (11), the middle part of sludge water water source heat pump water-fetching pipe (11) is in series with mud water pump (16), the outlet of sludge water water source heat pump water-fetching pipe (11) is communicated with the top of the box evaporative condenser of mud (19), the box evaporative condenser of mud (19) is communicated with described collecting-tank (9) via mud water resource heat pump return pipe (10), the box evaporative condenser of mud (19) is positioned at the below of collecting-tank (9), the bottom of the box evaporative condenser of mud (19) is communicated with the import of blow-off pipe (21), the middle part of blow-off pipe (21) is in series with blowoff valve (20), the outlet of blow-off pipe (21) is communicated with mud sump (29), mud sump (29) is positioned at the below of the box evaporative condenser of described mud (19), the outlet of the heat exchanging pipe of the box evaporative condenser of described mud (19) is communicated with the import of the heat exchanging pipe of left package full-liquid type condenser/evaporator (14) via the pipeline that is in series with left two-way heating power reversal valve (15), and the outlet of the heat exchanging pipe of left package full-liquid type condenser/evaporator (14) utilizes pipeline connection with the import of the import of the outlet of left compressor (18), left compressor (18) and the heat exchanging pipe of the box evaporative condenser of described mud (19) respectively via left cross valve (17), the delivery port of the delivery port of described left package full-liquid type condenser/evaporator (14) and described right package full-liquid type condenser/evaporator (23) is communicated with heat supply water pipe (26) via pipeline respectively, the water return outlet of the water return outlet of left package full-liquid type condenser/evaporator (14) and described right package full-liquid type condenser/evaporator (23) is communicated with return pipe (27) via pipeline respectively, on return pipe (27) or described heat supply water pipe (26), is in series with water circulating pump (25).
2. the hybrid heat-obtaining heat pump of mine air-lack waste heat as claimed in claim 1, it is characterized in that: the place ahead of described spray pipe network (6) is provided with deflector (33), on described connecting line (31), be in series with right two-way heating power reversal valve (13).
3. the hybrid heat-obtaining heat pump of mine air-lack waste heat as claimed in claim 2, it is characterized in that: the below of described weary wind Heat Room (5) is provided with heat pump main equipment room (28), the box evaporative condenser of described mud (19), described left package full-liquid type condenser/evaporator (14), described right package full-liquid type condenser/evaporator (23), described left compressor (18), described right compressor (24), described water circulating pump (25) and described mud water pump (16) are arranged in heat pump main equipment room (28).
4. the hybrid heat-obtaining heat pump of mine air-lack waste heat as claimed in claim 3, it is characterized in that: described air channel comprises air inducing elbow section (4) and retention tower (3), the outlet of air inducing elbow section (4) is communicated with the air inlet of described weary wind Heat Room (5), the import of air inducing elbow section (4) is communicated with the outlet of described retention tower (3), the import of retention tower (3) is communicated with the outlet of return air fan (2), and the import of return air fan (2) is communicated with the outlet of described mine return air arterial highway (1).
5. the hybrid heat-obtaining heat pump of mine air-lack waste heat as claimed in claim 4, is characterized in that: described mud sump (29) is arranged on the below of described heat pump main equipment room (28).
6. the hybrid heat-obtaining heat pump of mine air-lack waste heat as claimed in claim 5, is characterized in that: described spray pipe network (6) is arranged on the top in weary wind passage (32), spray pipe network (6) along continuous straight runs setting.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310703758.7A CN103697628B (en) | 2013-12-19 | 2013-12-19 | The hybrid heat-obtaining heat pump of mine air-lack waste heat |
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| CN201310703758.7A CN103697628B (en) | 2013-12-19 | 2013-12-19 | The hybrid heat-obtaining heat pump of mine air-lack waste heat |
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| CN103697628B CN103697628B (en) | 2016-06-29 |
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| CN104197586A (en) * | 2014-09-17 | 2014-12-10 | 济南国海能源科技有限公司 | Direct-steaming efficient exhaust-air cooling and heating heat pump system |
| CN104504981A (en) * | 2014-11-27 | 2015-04-08 | 河北工程大学 | Mine gas excess heat recovery experiment platform |
| CN106440355A (en) * | 2016-11-28 | 2017-02-22 | 山西文龙中美环能科技股份有限公司 | Efficient ventilation air methane source heat pump system |
| CN107837629A (en) * | 2017-12-12 | 2018-03-27 | 山东宜美科节能服务有限责任公司 | Low idle air temperature mine air-lack waste heat extraction system |
| CN110107332A (en) * | 2019-06-11 | 2019-08-09 | 中国矿业大学 | A kind of low windage mine air-lack takes heat heating well head inlet air stream winterization system and method |
| CN112013698A (en) * | 2020-09-04 | 2020-12-01 | 河北工程大学 | Air supply heating equipment based on coal mine waste heat of airing exhaust |
| CN114483239A (en) * | 2022-02-09 | 2022-05-13 | 太原理工大学 | Comprehensive utilization method for mine ventilation air energy |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197586A (en) * | 2014-09-17 | 2014-12-10 | 济南国海能源科技有限公司 | Direct-steaming efficient exhaust-air cooling and heating heat pump system |
| CN104504981A (en) * | 2014-11-27 | 2015-04-08 | 河北工程大学 | Mine gas excess heat recovery experiment platform |
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| CN107837629A (en) * | 2017-12-12 | 2018-03-27 | 山东宜美科节能服务有限责任公司 | Low idle air temperature mine air-lack waste heat extraction system |
| CN110107332A (en) * | 2019-06-11 | 2019-08-09 | 中国矿业大学 | A kind of low windage mine air-lack takes heat heating well head inlet air stream winterization system and method |
| CN112013698A (en) * | 2020-09-04 | 2020-12-01 | 河北工程大学 | Air supply heating equipment based on coal mine waste heat of airing exhaust |
| CN112013698B (en) * | 2020-09-04 | 2021-09-21 | 河北工程大学 | Air supply heating equipment based on coal mine waste heat of airing exhaust |
| CN114483239A (en) * | 2022-02-09 | 2022-05-13 | 太原理工大学 | Comprehensive utilization method for mine ventilation air energy |
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| CN103697628B (en) | 2016-06-29 |
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