CN201358809Y - System for temperature reduction and moisture removal in coal pit - Google Patents

System for temperature reduction and moisture removal in coal pit Download PDF

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Publication number
CN201358809Y
CN201358809Y CNU2009200228811U CN200920022881U CN201358809Y CN 201358809 Y CN201358809 Y CN 201358809Y CN U2009200228811 U CNU2009200228811 U CN U2009200228811U CN 200920022881 U CN200920022881 U CN 200920022881U CN 201358809 Y CN201358809 Y CN 201358809Y
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China
Prior art keywords
import
outlet
connect
input
condenser
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CNU2009200228811U
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Chinese (zh)
Inventor
江亿
郎庆田
辛恒奇
黄德洪
刘学洋
高慎法
欧阳凯
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山东同方能源工程技术有限公司
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Priority to CNU2009200228811U priority Critical patent/CN201358809Y/en
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Publication of CN201358809Y publication Critical patent/CN201358809Y/en

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Abstract

A system for temperature reduction and moisture removal in a coal pit comprises a water source heat pump (1), an underground sump (6), a condensation radiator (4), a drainage device (5), a plate heat exchanger (7), a transmission and distribution pipe network device (8), and a tail cooler (9). The underground sump (6) is connected with the input inlet of a condenser (11); the input outlet of the condenser (11) is connected with the inlet of the condensation radiator (4); the outlet of the condensation radiator (4) is connected with the inlet of the drainage device (5); the output outlet of an evaporator (13) is connected with the input inlet of the plate heat exchanger (7); the output inlet of the evaporator (13) is connected with the input outlet of the plate heat exchanger (7); and the plate heat exchanger (7) is connected with the tail cooler (9) through the transmission and distribution pipe network device (8). Therefore, the system is suitable for being used in the small space of the coal pit, and at the same time can increase the temperature of discharged water.

Description

The mine cooling dehumidification system
One, technical field
The utility model relates to a kind of mine cooling dehumidification system, especially a kind ofly uses 48 ℃ mine water to be the mine cooling dehumidification system of cooling medium.
Two, background technology
In the mine building course, because the environment temperature that high temperature, big flood bring raises, problems such as air humidity increase, worsened production environment, simultaneously in process of production, there are reasons such as mine water heat radiation, winning equipment heat radiation, the heating of down-hole haulage device, rock heat owing to mine, and make mine temperature too high, the incompatibility production environment needs, and therefore needs to lower the temperature in mine; And existing mine cooling mainly contains and adds forced ventilation, brushes insulating moulding coating on country rock, send toward the down-hole ice cooling, earth source heat pump unit refrigeration cool-down, and state-of-the-art technology is exactly an earth source heat pump unit refrigeration cool-down.
And earth source heat pump in the world most countries particularly in developed country, be widely used.As the U.S., have source, 14,000 tableland heat pump by the whole nation in 1985, and just installed 45,000 in 1997, up to the present installed 400,000, and every year is with 10% speed steady-state growth; In american commerce in 1998 building earth-source hot-pump system duty transfer 19% of total recoverable amount, wherein have to account for 30% in the new building; The U.S. earth source heat pump association that is made up of USDOE, Environmental Protection Administration, Ai Dixun Electric Power Research Institute and numerous earth source heat pump producer has been set up in U.S.'s earth source heat pump industry, and this association will drop into 100,000,000 dollars and be engaged in exploitation, research and extension work in recent years; The U.S. plans calendar year 2001 and reaches the annual target that source, 400,000 tableland heat pump is installed, to reduce by 1,000,000 tons of greenhouse gas emissions when the time comes, be equivalent to reduce the pollutant emission of 500,000 automobiles or plant and plant trees 1,000,000 acres, year save energy cost and reach 4.2 hundred million dollars, after this, annual energy conservation expense increases by 1.7 hundred million dollars again.For another example, country such as Sweden in Northern Europe, Switzerland, Austria, Germany mainly utilizes the geothermal using resource, underground buries the earth source heat pump of coil pipe (buried depth<400 meter dark), is used for the indoor floor radiant heating and the domestic hot-water is provided; According to statistics in 1999, in the heating plant for family expenses, the earth source heat pump proportion, Switzerland is 96%, and Austria is 38%, and Denmark is 27%.Respectively build a commercial building of adopting the earth source heat pump heating air-conditioner in Beijing, 3 cities in Hangzhou and Guangzhou that China also intends in China, this to promote the use " green technology ", alleviate the degree of dependence of China, thereby reach the purpose of energy resources diversification coal and oil.Earth source heat pump reduces greenhouse gas emission and has important effect improving energy resource structure.
But in existing earth source heat pump,, make whole device huge, the use in the incompatibility mine owing to used slice ice machine, ice transportation equipment, cooling tower.
Three, summary of the invention
In order to overcome above-mentioned technical disadvantages, the purpose of this utility model provides a kind of mine cooling dehumidification system, is adapted to the use of small space in the mine, has improved the temperature that well water simultaneously.
For achieving the above object, the technical scheme that the utility model is taked is: include water resource heat pump, shaft sump, condensation radiator, dewatering installation, plate exchanger, join defeated pipe network device and terminal cooler; Shaft sump is set to connect with the outside input import of the condenser of water resource heat pump, the outside input outlet of the condenser of water resource heat pump is set to connect with the import of condensation radiator, the outlet of condensation radiator is set to connect with the import of dewatering installation, the output outlet of evaporimeter is set to connect with the input import of plate exchanger, the output import of evaporimeter is set to connect with the input outlet of plate exchanger, the output outlet of plate exchanger is set to connect with the input import of joining defeated pipe network device, the output import of plate exchanger is set to connect with the input outlet of joining defeated pipe network device, the output outlet of joining defeated pipe network device is set to connect with the input import of terminal cooler, the output import of joining defeated pipe network device is set to connect with the input outlet of terminal cooler, and terminal cooler is arranged in the mine operation face.
Mine water enters into the condenser of water resource heat pump, make the WATER AS FLOW MEDIUM cooling in the condenser, by compressor with the steam pressurized of WATER AS FLOW MEDIUM to condenser, condensation release heat in condenser, enter into evaporimeter through expansion valve again, the heat that absorbs the outer WATER AS FLOW MEDIUM of evaporimeter becomes cooling water, and cooling water is exported exchanged water again by plate exchanger, and exchanged water carries out the interchange of heat cooling at the mine operation face.
The utility model has designed, water resource heat pump is set to include condenser, compressor, evaporimeter and expansion valve, the import that the inner output outlet of condenser is set to expansion valve connects, the outlet of expansion valve is set to connect with the inner input of evaporimeter import, the inside input outlet of evaporimeter is set to connect with the import of compressor, the outlet of compressor is set to connect with the inner output of condenser import, is set to form by compressor and expansion valve the closed loop of circulation between condenser and the evaporimeter.Because the water resource heat pump in the utility model does not include slice ice machine, ice transportation equipment and cooling tower, makes the smaller volume of water resource heat pump, more adaptation directly is placed on water resource heat pump in the mine, has lowered construction cost.
The utility model has designed, and also includes eddy flow dirt separator and electronic scale remover; Shaft sump is set to connect with the import of eddy flow dirt separator, and the outlet of eddy flow dirt separator is set to connect with the import of electronic scale remover, and the outlet of electronic scale remover is set to connect with the outside input import of the condenser of water resource heat pump.Purify mine water, improved the application life of water resource heat pump.
Four, description of drawings
Accompanying drawing is the utility model schematic diagram.
Five, the specific embodiment
Accompanying drawing is an embodiment of the present utility model, specify present embodiment in conjunction with the accompanying drawings, include water resource heat pump 1, shaft sump 6, eddy flow dirt separator 2, electronic scale remover 3, condensation radiator 4, dewatering installation 5, plate exchanger 7, join defeated pipe network device 8 and terminal cooler 9; Water resource heat pump 1 is set to include condenser 11, compressor 12, evaporimeter 13 and expansion valve 14, the import that condenser 11 inner output outlets are set to expansion valve 14 connects, the outlet of expansion valve 14 is set to connect with evaporimeter 13 inner input imports, the inside input outlet of evaporimeter 13 is set to connect with the import of compressor 12, the outlet of compressor 12 is set to connect with condenser 11 inner output imports, is set to form by compressor 12 and expansion valve 14 closed loop of circulation between condenser 11 and the evaporimeter 13; Shaft sump 6 is set to connect with the import of eddy flow dirt separator 2, the outlet of eddy flow dirt separator 2 is set to connect with the import of electronic scale remover 3, the outlet of electronic scale remover 3 is set to connect with the outside input import of the condenser 11 of water resource heat pump 1, the outside input outlet of the condenser 11 of water resource heat pump 1 is set to connect with the import of condensation radiator 4, the outlet of condensation radiator 4 is set to connect with the import of dewatering installation 5, the output outlet of evaporimeter 13 is set to connect with the input import of plate exchanger 7, the output import of evaporimeter 13 is set to connect with the input outlet of plate exchanger 7, the output outlet of plate exchanger 7 is set to connect with the input import of joining defeated pipe network device 8, the output import of plate exchanger 7 is set to connect with the input outlet of joining defeated pipe network device 8, the output outlet of joining defeated pipe network device 8 is set to connect with the input import of terminal cooler 9, the output import of joining defeated pipe network device 8 is set to connect with the input outlet of terminal cooler 9, and terminal cooler 9 is arranged in the mine operation face.
Mine water enters into the condenser 11 of water resource heat pump 1, make WATER AS FLOW MEDIUM cooling in the condenser 11 reach require 48 ℃ in the present embodiment, by compressor 12 with the steam pressurized of WATER AS FLOW MEDIUM to condenser 11, condensation release heat in condenser 11, enter into evaporimeter 13 through expansion valve 14 again, the heat that absorbs the outer WATER AS FLOW MEDIUM of evaporimeter 13 becomes cooling water, cooling water is exported 7 ℃ of exchanged waters in the present embodiment again by plate exchanger 7, and exchanged water carries out the interchange of heat cooling at the mine operation face.
When using this enforcement, the mine water of shaft sump 6 contains impurity, purify by eddy flow dirt separator 2 and electronic scale remover 3, formation meets the water of the condenser 11 that enters into water resource heat pump 1, and coal slime and the impurity removed in the mine water through eddy flow dirt separator 2, process electronic scale remover 3 is removed the suspended impurity in the mine water, thus the application life of improving water resource heat pump 1; 4 heat absorptions elevate the temperature through the condensation radiator from the mine water of the outlet of condenser 11 input, and the temperature of the mine water that goes out from condensation radiator 4 has reached 53 ℃ in the present embodiment, is transported to grass through dewatering installation 5 again and uses for daily life; The exchanged water that goes out from plate exchanger 7 is dispensed into terminal cooler 9 by joining defeated pipe network device 8, is distributed on the mine operation face by terminal cooler 9, has improved the cooling-down effect of mine operation face.
In the present embodiment, the model of water resource heat pump 1 is GSG870DDA, and its parameter is: refrigerating capacity: 785KW (meeting head on to use for two), refrigerating capacity: 840KW, refrigeration rated power: 158KW, refrigeration maximal input: 190.2KW, heating capacity: 925.4KW, heat rated power: 211.3KW, heat maximal input: 253.6KW, power supply: 380V/3N~/ 50Hz, cold-producing medium: R22, cold-producing medium injection rate: 125Kg, chilled-water flow: 138.3/76.9m3/h, cooling water flow: 75.4/132.7m3/h, noise: 82dB (A), running quality: 4250Kg, appearance and size: 3981 * 1559 * 2061mm.
In the present embodiment, the model of eddy flow dirt separator 2: DHX-150, its parameter is: operating pressure: 1.6Mpa, the maximum water yield: the 170T that handles.
In the present embodiment, the model of plate exchanger 7: the BR07 type, its parameter is: design pressure: 1.0Mpa, test pressure: 1.5Mpa, design temperature: 150 ℃, heat exchange area: 60m3/ platform.
The characteristics that the utlity model has:
1, adopt water resource heat pump 1 to cancel the slice ice machine in the ice-making system, ice transportation equipment, cooling tower investment, so cost is lower than ice making technology, and system is simple, reliability is high, volume is little.
2, the power consumption of 7 ℃ of chilled waters of water resource heat pump 1 preparation is lower by 20% than-4 ℃ of ethylene glycol solutions of ice machine preparation, has saved running cost.
3, water resource heat pump 1 is directly to utilize mine water as the condensation waste heat carrier, has utilized the drainage system of mine self, does not produce extra effluent cost, and ice machine needs that condensation waste heat is delivered to cooling tower through transmission and distribution network and scatters and disappears, and has increased the expense of heat radiation.
4, for evading and tackling mine and do not have phreatic extreme case, can after well head is provided with the heat pump machine room to utilize the water head site water supply solution several years, not have the draining operating mode by mine, enlarged range of application.
5, the use of ice-making system only can be freezed, and heat pump is except that downhole cooling, can also be used for worker's bathing to the used heat of byproduct, do not having under the operating mode of working face cooling winter, can be used as the antifreeze main force's thermal source of well head (group has had the successful association's village pattern of promoting at present), three kinds of purposes of one cover system have not only improved equipment annual utilization hours number, but also have improved the utilization ratio of unit source.
In the technical field of mine cooling dehumidification system, every water resource heat pump 1 that includes is set to include and is set between condenser 11, compressor 12, evaporimeter 13 and expansion valve 14 and condenser 11 and the evaporimeter 13 form the technology contents of closed loop of circulation all in protection domain of the present utility model by compressor 12 and expansion valve 14.

Claims (3)

1, a kind of mine cooling dehumidification system; Include shaft sump (6), dewatering installation (5), join defeated pipe network device (8) and terminal cooler (9), the output outlet of joining defeated pipe network device (8) is set to connect with the input import of terminal cooler (9), the output import of joining defeated pipe network device (8) is set to connect with the input outlet of terminal cooler (9), and terminal cooler (9) is arranged in the mine operation face; It is characterized in that: include water resource heat pump (1), condensation radiator (4) and plate exchanger (7), shaft sump (6) is set to connect with the outside input import of the condenser (11) of water resource heat pump (1), the outside input outlet of the condenser (11) of water resource heat pump (1) is set to connect with the import of condensation radiator (4), the outlet of condensation radiator (4) is set to connect with the import of dewatering installation (5), the output outlet of evaporimeter (13) is set to connect with the input import of plate exchanger (7), the output import of evaporimeter (13) is set to connect with the input outlet of plate exchanger (7), the output outlet of plate exchanger (7) is set to connect with the input import of joining defeated pipe network device (8), and the output import of plate exchanger (7) is set to connect with the input outlet of joining defeated pipe network device (8).
2, mine cooling dehumidification system according to claim 1; It is characterized in that: described water resource heat pump (1) is set to include condenser (11), compressor (12), evaporimeter (13) and expansion valve (14), the import that the inner output outlet of condenser (11) is set to expansion valve (14) connects, the outlet of expansion valve (14) is set to connect with the inner input of evaporimeter (13) import, the inside input outlet of evaporimeter (13) is set to connect with the import of compressor (12), the outlet of compressor (12) is set to connect with the inner output of condenser (11) import, is set to form by compressor (12) and expansion valve (14) closed loop of circulation between condenser (11) and the evaporimeter (13).
3, mine cooling dehumidification system according to claim 1 and 2; It is characterized in that: also include eddy flow dirt separator (2) and electronic scale remover (3); Shaft sump (6) is set to connect with the import of eddy flow dirt separator (2), the outlet of eddy flow dirt separator (2) is set to connect with the import of electronic scale remover (3), and the outlet of electronic scale remover (3) is set to connect with the outside input import of the condenser (11) of water resource heat pump (1).
CNU2009200228811U 2009-03-09 2009-03-09 System for temperature reduction and moisture removal in coal pit CN201358809Y (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102011607A (en) * 2010-11-25 2011-04-13 天津市天矿电器设备有限公司 Electric drive-free cooling and dehumidifying device for refuge cabin
CN102135008A (en) * 2011-02-23 2011-07-27 南京航空航天大学 High-pressure refrigerant-driven refrigeration and purification integrated machine and method
CN103362530A (en) * 2013-07-30 2013-10-23 中国矿业大学(北京) Equipment and method for cooling working surface and utilizing heat energy during mining process
CN108087013A (en) * 2017-12-11 2018-05-29 中国矿业大学 A kind of mine cooling utilizes system with heat evil
CN108915754A (en) * 2018-08-02 2018-11-30 北京建筑大学 The dehumidifying of shallow-layer cold energy circulation temperature lowering and waste heat utilization system for mine development end tunnel

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102011607A (en) * 2010-11-25 2011-04-13 天津市天矿电器设备有限公司 Electric drive-free cooling and dehumidifying device for refuge cabin
CN102135008A (en) * 2011-02-23 2011-07-27 南京航空航天大学 High-pressure refrigerant-driven refrigeration and purification integrated machine and method
CN103362530A (en) * 2013-07-30 2013-10-23 中国矿业大学(北京) Equipment and method for cooling working surface and utilizing heat energy during mining process
CN103362530B (en) * 2013-07-30 2016-01-06 中国矿业大学(北京) To working face cooling and the apparatus and method for utilizing heat energy in a kind of mining process
CN108087013A (en) * 2017-12-11 2018-05-29 中国矿业大学 A kind of mine cooling utilizes system with heat evil
CN108087013B (en) * 2017-12-11 2019-12-17 中国矿业大学 Mine cooling and heat damage utilization system
CN108915754A (en) * 2018-08-02 2018-11-30 北京建筑大学 The dehumidifying of shallow-layer cold energy circulation temperature lowering and waste heat utilization system for mine development end tunnel
CN108915754B (en) * 2018-08-02 2020-10-16 北京建筑大学 Shallow cold energy circulating cooling dehumidification and waste heat utilization system for mine excavation roadway

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20091209

Termination date: 20140309