CN111678271A - Mine wind source waste heat utilization and air conditioning system - Google Patents
Mine wind source waste heat utilization and air conditioning system Download PDFInfo
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- CN111678271A CN111678271A CN202010370374.8A CN202010370374A CN111678271A CN 111678271 A CN111678271 A CN 111678271A CN 202010370374 A CN202010370374 A CN 202010370374A CN 111678271 A CN111678271 A CN 111678271A
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 107
- 239000002918 waste heat Substances 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 354
- 238000003287 bathing Methods 0.000 claims abstract description 70
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 238000005065 mining Methods 0.000 claims abstract description 13
- 238000001704 evaporation Methods 0.000 claims description 58
- 230000008020 evaporation Effects 0.000 claims description 58
- 230000005494 condensation Effects 0.000 claims description 50
- 238000009833 condensation Methods 0.000 claims description 50
- 238000005507 spraying Methods 0.000 claims description 36
- 239000007921 spray Substances 0.000 claims description 18
- 230000001502 supplementing effect Effects 0.000 claims description 10
- 239000008234 soft water Substances 0.000 claims description 8
- 230000003020 moisturizing effect Effects 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 239000003245 coal Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/04—Other domestic- or space-heating systems using heat pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B27/00—Machines, plants or systems, using particular sources of energy
- F25B27/02—Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a mine wind source waste heat utilization and air conditioning system which comprises a mine wind source heat exchange system, a heat pump unit heat exchange system, a bathing heating system and a building central air conditioning system, wherein the mine wind source heat exchange system is connected with the heat pump unit heat exchange system through a first heat exchange device, and the heat pump unit heat exchange system is connected with the building central air conditioning system through a heat pump unit; the heat pump unit heat exchange system is connected with the bathing heating system through the second heat exchange device, and the invention utilizes mine wind (20-30 ℃) as a cold source and a heat source to realize heating for mining area buildings in winter and cooling for mining area buildings in summer, and heating for bathing hot water for workers all year round, thereby reducing energy consumption and cost and reducing environmental pollution.
Description
Technical Field
The invention relates to the technical field of coal mine air shaft waste heat recovery, in particular to an ore air source waste heat utilization and air conditioning system.
Background
To promote safe production in coal mines, the mine must be ventilated. The ground temperature of the coal mine is basically constant, so that the return air temperature of the coal mine is basically constant all the year round and is rarely influenced by the outside air temperature. Therefore, the coal mine ventilation air methane is a stable and high-quality waste heat resource. If the waste heat resource is utilized, the energy conservation and emission reduction work of the coal mine is necessarily promoted, and the method has good economic and social benefits. The existing mine return air waste heat utilization is that heating is carried out only after an air outlet is heated, and the waste heat is not comprehensively utilized by a system.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art, and provides the mine air source waste heat utilization and air conditioning system which can effectively utilize return air of an air shaft as a heating medium or a cooling medium.
The technical problem of the invention is mainly solved by the following technical scheme:
the invention discloses a mine wind source waste heat utilization and air conditioning system, which comprises the following components:
the mine wind source heat exchange system is used for performing spray heat exchange on water and return air of the air shaft, and simultaneously performing heat exchange on circulating water of the mine wind source heat exchange system and circulating water of a heat pump unit heat exchange system by using a first heat exchange device;
the heat pump unit heat exchange system exchanges heat between circulating water of the heat pump unit heat exchange system and a central air conditioning system of the building through a heat pump unit; exchanging heat between the circulating water of the heat pump unit heat exchange system and the water of the bathing heating system through a second heat exchange device;
the bathing heating system is used for providing bathing hot water for the bathing water tank of the mining area;
the building central air-conditioning system is used for providing air-conditioning hot water or cold water for the buildings in the mining area;
the mine wind source heat exchange system is connected with a heat pump unit heat exchange system through a first heat exchange device, and the heat pump unit heat exchange system is connected with a building central air conditioning system through a heat pump unit; the heat pump unit heat exchange system is connected with the bathing heating system through a second heat exchange device.
Further, the mine wind source heat exchange system comprises an air return box, a guide plate, a rectifying plate, a water baffle plate, a spraying box, a spraying pipe, a water collecting box, a spraying submersible pump and a reservoir; the return air case is installed in spraying case one side, and is provided with the cowling panel between return air case and the spraying case, install a plurality of guide plates in the return air case, the breakwater is installed to the spraying case opposite side, install the shower in the spraying case, install the shower below in the spraying case the header tank is provided with fountain and the return water pond of mutual intercommunication in the cistern, the header tank passes through pipeline and return water pond intercommunication, the immersible pump that sprays in the fountain passes through pipeline and shower intercommunication, be provided with the circulation immersible pump in the return water pond, the circulation immersible pump passes through pipeline and the first entry intercommunication of first heat exchanger, pipeline and fountain intercommunication are passed through in the first export of first heat exchanger.
Furthermore, the heat exchange system of the heat pump unit comprises an intermediate water circulating pump, a condensation water inlet pipeline, a condensation water outlet pipeline, an evaporator, a condenser, an evaporation water inlet pipeline, an evaporation water outlet pipeline, a first valve group and a second valve group, wherein a second outlet of the first heat exchanger is communicated with an inlet of the condenser through the intermediate water circulating pump, the first valve group and the condensation water inlet pipeline, and an outlet of the condenser is communicated with a second inlet of the first heat exchanger through the condensation water outlet pipeline and the first valve group; the outlet of the evaporator is communicated with an air-conditioning water pipe of a building central air-conditioning system through an evaporation water outlet pipeline, a second valve group and an air-conditioning water supply pipe; the air-conditioning water pipe of the building central air-conditioning system is also communicated with the inlet of the evaporator through an air-conditioning water return pipe, an air-conditioning water circulating pump, a second valve group and an evaporation water inlet pipeline; the outlet of the condenser is communicated with the first inlet of the second heat exchange device through a pipeline, and the first outlet of the second heat exchange device is communicated with the inlet of the condenser through a bathing intermediate water circulating pump.
Furthermore, the heat exchange system of the heat pump unit also comprises an evaporation water inlet pipeline, an evaporation water outlet pipeline, a condensation water inlet pipeline, a condensation water outlet pipeline, a third valve group and a fourth valve group, wherein a second outlet of the first heat exchanger is communicated with an inlet of the evaporator through the intermediate water circulating pump, the third valve group and the evaporation water inlet pipeline, and an outlet of the evaporator is communicated with a second inlet of the first heat exchanger through the evaporation water outlet pipeline and the third valve group; the outlet of the condenser is communicated with an air-conditioning water pipe of a building central air-conditioning system through a condensation water outlet pipeline, a fourth valve group and an air-conditioning water supply pipe; the air-conditioning water pipe of the building central air-conditioning system is also communicated with the inlet of the condenser through an air-conditioning water return pipe, an air-conditioning water circulating pump, a fourth valve group and a condensation water inlet pipeline.
Furthermore, the bathing heating system comprises a bathing water tank and a bathing intermediate water circulating pump, a second outlet of the second heat exchange device is communicated with a water inlet of the bathing water tank through a bathing water inlet pipe, a first water outlet of the bathing water tank is communicated with a second inlet of the second heat exchange device after passing through the bathing water circulating pump and the electrostatic water treatment instrument, the bathing water tank is also communicated with a water supplementing pipe, and a second water outlet of the bathing water tank is communicated with a water using pipeline.
Furthermore, three groups of evaporators and condensers which are matched with each other are respectively a first evaporator, a second evaporator, a third evaporator and a first condenser, a second condenser and a third condenser;
the inlet of the first evaporator is communicated with an evaporation water inlet pipeline, the outlet of the first evaporator is communicated with an evaporation water outlet pipeline, the outlet of the first condenser is communicated with the first inlet of the second heat exchange device through a pipeline, and the inlet of the first condenser is communicated with the first outlet of the second heat exchanger through a bathing intermediate water circulating pump;
the inlet of the second evaporator is communicated with the third valve group through an evaporation water inlet pipeline, and is also communicated with the air-conditioning water circulating pump through the evaporation water inlet pipeline and the second valve group; the outlet of the second evaporator is communicated with a third valve group through an evaporation water outlet pipeline, and the outlet of the second evaporator is also communicated with an air conditioner water supply pipe through the evaporation water outlet pipeline and the second valve group; the inlet of the second condenser is communicated with the first valve group through a condensation water inlet pipeline, the inlet of the second condenser is also communicated with an air-conditioning water circulating pump through the condensation water inlet pipeline and a fourth valve group, and the inlet of the second condenser is also communicated with the first outlet of the second heat exchanger through a bathing intermediate water circulating pump; the outlet of the second condenser is communicated with a first valve group through a condensation water outlet pipeline, the outlet of the second condenser is also communicated with an air conditioner water supply pipe through the condensation water outlet pipeline and a fourth valve group, and the outlet of the second condenser is communicated with a first inlet of a second heat exchange device through a pipeline;
the inlet of the third evaporator is communicated with a third valve group through an evaporation water inlet pipeline, and the inlet of the third evaporator is also communicated with an air-conditioning water circulating pump through the evaporation water inlet pipeline and the second valve group; the outlet of the third evaporator is communicated with a third valve group through an evaporation water outlet pipeline, and the outlet of the third evaporator is also communicated with an air conditioner water supply pipe through the evaporation water outlet pipeline and the second valve group; the inlet of the third condenser is communicated with the first valve group through a condensation water inlet pipeline, and the inlet of the third condenser is also communicated with the air-conditioning water circulating pump through the condensation water inlet pipeline and the fourth valve group; and the outlet of the third condenser is communicated with a first valve group through a condensation water outlet pipeline, and is also communicated with an air conditioner water supply pipe through a condensation water outlet pipeline and a fourth valve group.
Further, mine wind regime used heat utilization still includes the moisturizing device with air conditioning system, the moisturizing device is including inlet tube, water softener, the softened water tank that communicates in proper order, the softened water tank through middle water moisturizing pump, bag formula fall to the ground the expansion tank after with middle water circulating pump entry intercommunication.
Further, the bag type floor expansion tank is communicated with an inlet of the air-conditioning water circulating pump.
Further, the bag type floor expansion tank is also communicated with an inlet of a bathing intermediate water circulating pump.
Furthermore, the soft water tank is communicated with the water spraying pool through a water spraying and supplementing pump.
The invention utilizes the return air (20-30 ℃) of the mine air shaft as a cold source and a heat source, realizes the heating of buildings in mine areas in winter and the cooling of buildings in mine areas in summer, heats hot bathing water for workers all the year round, reduces energy consumption and cost, and reduces environmental pollution.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an inventive mine wind source waste heat utilization and air conditioning system;
FIG. 2 is a schematic structural diagram of a heat exchange system of a middling air source of the invention;
FIG. 3 is a schematic structural diagram of a heat exchange system and a water replenishing device of the heat pump unit;
fig. 4 is a schematic structural diagram of the bathing and heating system in the invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the invention can be more readily understood by those skilled in the art, and the scope of the invention will be more clearly and clearly defined.
Example one
Referring to fig. 1, the mine wind source waste heat utilization and air conditioning system of the invention comprises the following components:
the mine wind source heat exchange system A is used for performing spray heat exchange with return air of an air shaft by using water, the return air of the air shaft is generally at the temperature of 20-30 ℃, and meanwhile, the first heat exchange device E is used for performing heat exchange on circulating water of the mine wind source heat exchange system A and circulating water of a heat pump unit heat exchange system B;
the heat pump unit heat exchange system B exchanges heat between circulating water of the heat pump unit heat exchange system B and a building central air conditioning system D through a heat pump unit; exchanging heat between the circulating water of the heat pump unit heat exchange system B and the water of the bathing heating system C through a second heat exchange device F;
the bathing heating system C is used for providing bathing hot water for the bathing water tank of the mining area;
the building central air-conditioning system D is used for providing air-conditioning hot water or cold water for the buildings in the mining area;
the mine wind source heat exchange system A is connected with a heat pump unit heat exchange system B through a first heat exchange device E, and the heat pump unit heat exchange system B is connected with a building central air conditioning system D through a heat pump unit; the heat pump unit heat exchange system B is connected with the bathing heating system C through a second heat exchange device F.
The mine air source heat exchange system A is used for heating the buildings in the mine in winter and cooling the buildings in the mine in summer by taking mine return air (20-30 ℃) as a cold source and a heat source, and heating hot water for bathing workers all the year round, so that the energy consumption and the cost are reduced, and the environmental pollution is reduced.
Referring to fig. 2, the mine wind source heat exchange system a comprises a wind return box 11, a guide plate 12, a rectifying plate 13, a water baffle 14, a spray box 15, a spray pipe 16, a water collection tank 17, a spray submersible pump 18 and a water storage tank 19; return air case 11 installs in spraying case 15 one side, and return air case 11 and spray and be provided with cowling panel 13 between the case 15, install a plurality of guide plates 12 in the return air case 11, spray 15 opposite sides and install breakwater 14, install shower 16 in the spraying case 15, install the 16 below of shower in the spraying case 15 header 17 is provided with fountain 191 and return water pond 192 of mutual intercommunication in the cistern 19, header 17 passes through pipeline and return water pond 192 intercommunication, the immersible pump 18 that sprays in the fountain 191 passes through pipeline and shower 16 intercommunication, be provided with circulation immersible pump 20 in the return water pond 192, circulation immersible pump 20 passes through the pipeline and the first entry intercommunication of first heat exchanger E, the first export of first heat exchanger E passes through pipeline and fountain 191 intercommunication. The hot air of the air shaft passes through the air return box 11 and is guided by the guide plate 12, then the air is uniformly separated by the rectifying plate 13, flows through the spraying pipe 16 and is blown out after passing through the water baffle 14. The spray submersible pump 18 pumps the cold water in the water spray tank 191 into the spray pipe 16 to spray and absorb heat to the passing hot air. And the circulating submersible pump 20 pumps the heat-exchanged hot water to the first inlet of the first heat exchanger E, the hot water flows back to the water spraying pool 191 from the first outlet after heat exchange, and the cold water in the water spraying pool 191 is pumped into the spraying pipe 16 by the spraying submersible pump 18 again for heating. The material of the mine wind source heat exchange system A and the matched pipeline and the like are all made of glass fiber reinforced plastic materials.
Referring to fig. 3, the heat pump unit heat exchange system B includes an intermediate water circulation pump 201, a condensation water inlet pipeline 202, a condensation water outlet pipeline 203, an evaporator 204, a condenser 205, an evaporation water inlet pipeline 212, an evaporation water outlet pipeline 213, a first valve group 206 and a second valve group 207, a second outlet of the first heat exchanger E is communicated with an inlet of the condenser 205 through the intermediate water circulation pump 201, the first valve group 206 and the condensation water inlet pipeline 202, and an outlet of the condenser 205 is communicated with a second inlet of the first heat exchanger E through the condensation water outlet pipeline 203 and the first valve group 206; the outlet of the evaporator 204 is communicated with an air-conditioning water pipe of the building central air-conditioning system D through an evaporation water outlet pipeline 213, a second valve group 207 and an air-conditioning water supply pipe 208; the air-conditioning water pipe of the building central air-conditioning system D is also communicated with the inlet of the evaporator 204 through an air-conditioning water return pipe 209, an air-conditioning water circulating pump 210, a second valve group 207 and an evaporation water inlet pipeline 212; the outlet of the condenser 205 is communicated with the first inlet of the second heat exchange device F through a pipeline, and the first outlet of the second heat exchange device F is communicated with the inlet of the condenser 205 through a bathing intermediate water circulating pump 211.
When the central air-conditioning system D of the mining area building needs to be heated and heated in winter, the intermediate water circulating pump 201 makes the water subjected to heat exchange at the second outlet of the first heat exchange device E enter the evaporator 204 through the third valve group 214 and the evaporation water inlet pipeline 212, and the water subjected to heat release enters the second inlet of the first heat exchange device E through the evaporation water outlet pipeline 213 and the third valve group 214;
air-conditioning water of the mining area building enters the condenser 205 for heating after passing through the air-conditioning water return pipe 209, the air-conditioning water circulating pump 210 and the fourth valve group 215, and then enters the mining area building through the fourth valve group 215 and the air-conditioning water supply pipe 208, and the heated circulating water heats and supplies heat for the mining area building; and the bathing intermediate water enters the inlet of the condenser for heating through the bathing intermediate water circulating pump 211, enters the first inlet of the second heat exchange device F from the outlet of the condenser, enters the bathing intermediate water circulating pump 211 from the first outlet of the second heat exchange device after heat exchange is carried out on the bathing water, and the bathing water is heated.
Example two
In order to implement not only winter heating but also summer cooling for the building central air-conditioning system D, the difference between this embodiment and the first embodiment is that the heat pump unit heat exchange system B further includes a condensation water inlet pipeline 202, a condensation water outlet pipeline 203, an evaporation water inlet pipeline 212, an evaporation water outlet pipeline 213, a first valve group 206 and a second valve group 207, a second outlet of the first heat exchanger E is communicated with an inlet of the condenser 205 through the intermediate water circulation pump 201, the first valve group 206 and the condensation water inlet pipeline 202, and an outlet of the condenser 205 is communicated with a second inlet of the first heat exchanger E through the condensation water outlet pipeline 203 and the first valve group 206; the outlet of the evaporator 204 is communicated with an air-conditioning water supply pipe of the building central air-conditioning system D through an evaporation water outlet pipeline 213, a second valve group 207 and an air-conditioning water supply pipe 208; the air-conditioning water pipe of the building central air-conditioning system D is also communicated with the inlet of the evaporator 204 through an air-conditioning water return pipe 209, an air-conditioning water circulating pump 210, a second valve group 207 and an evaporation water inlet pipeline 212. By means of the arrangement, in summer, high-temperature air-conditioning water after heat absorption can be adjusted to enter the evaporator for cooling, heated intermediate water in the evaporator is pumped into the first heat exchanger E by the intermediate water circulating pump 201, heat is exchanged to spraying circulating water, the spraying circulating water after heat exchange enters the water spraying pool 191, the spraying submersible pump 18 pumps hot water to the spraying pipe 16, the spraying water is cooled by air in the air shaft, and the cooled water flows into the water returning pool 192 to realize cooling of factory buildings; in this state, the fountain 191 is a hot water tank and the return water tank 192 is a cold water tank, which is contrary to the case of heating in winter. Cooling of the mine structure can be achieved by opening the first and second valve sets 206, 207 and closing the third and fourth valve sets 214, 215; the third valve set 214 and the fourth valve set 215 are opened and the first valve set 206 and the second valve set 207 are closed to provide heat to the plant structure.
Referring to fig. 4, the bathing heating system C includes a bathing water tank 31 and a bathing intermediate water circulating pump 32, a second outlet of the second heat exchanging device F is communicated with a water inlet of the bathing water tank 31 through a bathing water inlet pipe 36, a first water outlet of the bathing water tank 31 is communicated with a second inlet of the second heat exchanging device F through the bathing water circulating pump 32 and an electrostatic water treatment instrument 33, the bathing water tank 31 is further communicated with a water replenishing pipe 34, and a second water outlet of the bathing water tank 31 is communicated with a water using pipe 35. The water in the bathing water tank 31 is communicated with the second heat exchanger F through a bathing water circulating pump 32 and an electrostatic water treatment instrument 33; the heated bath circulating water enters the bath water tank 41 through the bath water inlet pipe 36. The water in the water tank is heated, and the water replenishing pipe 34 is used for replenishing water to the water tank.
Referring to fig. 3, the mine wind source waste heat utilization and air conditioning system further comprises a water supplementing device G, the water supplementing device G comprises a water inlet pipe 41, a water softener 42 and a soft water tank 43 which are sequentially communicated, and the soft water tank 43 is communicated with an inlet of an intermediate water circulating pump 201 after passing through an intermediate water supplementing pump 44 and a bag type floor expansion tank 45. For supplementing soft water to the intermediate water. The bag type floor expansion tank 45 is also communicated with an inlet of the air-conditioning water circulating pump 210 and is used for supplementing soft water to the central air-conditioning water circulating water of the mining area building. The bag type floor expansion tank 45 is also communicated with an inlet of a bathing intermediate water circulating pump 211 and is used for supplementing soft water to bathing circulating water. The soft water tank 43 is also communicated with a water spraying pool 191 through a water spraying and supplementing pump 46.
EXAMPLE III
Referring to fig. 4, since the summer and winter bathing heating system C and the building central air conditioning system D have different power requirements for the evaporator condensers, in order to improve the adaptive capacity of the heat engine, there are three sets of evaporators and condensers which are matched with each other, namely, the first to third evaporators (2041-;
an inlet of the first evaporator 2041 is communicated with an evaporation water inlet pipeline 212, an outlet of the first evaporator 2041 is communicated with an evaporation water outlet pipeline 213, an outlet of the first condenser 2051 is communicated with a first inlet of a second heat exchanger F through a pipeline, and an inlet of the first condenser 2051 is also communicated with a first outlet of the second heat exchanger F through an intermediate bathing water circulating pump 211;
the inlet of the second evaporator 2042 is communicated with a third valve group 214 through an evaporation water inlet pipeline 212, and the inlet of the second evaporator 2042 is also communicated with an air-conditioning water circulating pump 210 through the evaporation water inlet pipeline 212 and the second valve group 207; the outlet of the second evaporator 2042 is communicated with a third valve group 214 through an evaporation water outlet pipeline 213, and the outlet of the second evaporator 2042 is also communicated with an air-conditioning water supply pipe 208 through an evaporation water outlet pipeline 213 and a second valve group 207; an inlet of the second condenser 2052 is communicated with the first valve group 206 through a condensation water inlet pipeline 202, an inlet of the second condenser 2052 is also communicated with the air-conditioning water circulating pump 210 through the condensation water inlet pipeline 202 and the fourth valve group 215, and an inlet of the second condenser 2052 is also communicated with a first outlet of the second heat exchanger F through the bathing middle water circulating pump 211; the outlet of the second condenser 2052 is communicated with the first valve group 206 through a condensation water outlet pipeline 203, the outlet of the second condenser 2052 is also communicated with an air conditioner water supply pipe 208 through the condensation water outlet pipeline 203 and the fourth valve group 215, and the outlet of the second condenser 2052 is communicated with the first inlet of the second heat exchange device F through a pipeline;
the inlet of the third evaporator 2043 is communicated with a third valve group 214 through an evaporation water inlet pipeline 212, and the inlet of the third evaporator 2043 is also communicated with an air-conditioning water circulating pump 210 through the evaporation water inlet pipeline 212 and the second valve group 207; the outlet of the third evaporator 2043 is communicated with a third valve group 214 through an evaporation water outlet pipeline 213, and the outlet of the third evaporator 2043 is also communicated with an air-conditioning water supply pipe 208 through the evaporation water outlet pipeline 213 and the second valve group 207; the inlet of the third condenser 2053 is communicated with the first valve group 206 through a condensation water inlet pipeline 202, and the inlet of the third condenser 2053 is also communicated with the air-conditioning water circulating pump 210 through the condensation water inlet pipeline 202 and the fourth valve group 215; the outlet of the third condenser 2053 is communicated with the first valve group 206 through a condensation water outlet pipeline 203, and the outlet of the third condenser 2053 is also communicated with an air conditioner water supply pipe 208 through the condensation water outlet pipeline 203 and the fourth valve group 215.
Through the arrangement, in summer, the first valve group 206 and the second valve group 207 are opened, the third valve group 214 and the fourth valve group 215 are closed, the second evaporator 2042 and the second condenser 2052 are used for supplying cold to the building central air-conditioning system D and supplying heat to the bathing heating system C at the same time, and the third evaporator 2043 and the third condenser 2053 are all used for supplying cold to the building central air-conditioning system D; first evaporator 2041 and first condenser 2051 are not operated;
during winter, the first and second valve sets 206, 207 are closed, and the third and fourth valve sets 2014, 215 are open; the first evaporator 2041 and the first condenser 2051 supply heat to the bath heating system C; the second evaporator 2042 and the second condenser 2052 are used for supplying heat to the building central air-conditioning system D and simultaneously supplying heat to the bathing heating system C; the third evaporator 2043 and the third condenser 2053 are all used to supply heat to the building central air conditioning system D.
Through the arrangement, the load of the heat engine can be adapted to the power in summer and winter.
Compared with the traditional mine wind source system, the invention not only adopts the mine wind (20-30 ℃) as the heat source (the temperature of circulating water is 10-20 ℃) during heating); in summer, mineral wind (20-30 ℃) is used as a cold source (the temperature of circulating water is 30-40 ℃) during refrigeration; compared with the traditional refrigeration method, soil or outdoor air is used as a cold source, so that a set of heat exchange system is reduced; meanwhile, in the invention, the evaporation water inlet pipeline 212, the evaporation water outlet pipeline 213, the condensation water inlet pipeline 202 and the condensation water outlet pipeline 203 are used as bus pipelines, and the pipeline arrangement is further simplified.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (10)
1. The mine wind source waste heat utilization and air conditioning system is characterized by comprising the following components:
the mine wind source heat exchange system is used for realizing heat absorption in winter and heat dissipation in summer by utilizing water and return air spraying heat exchange of an air shaft, and simultaneously, the first heat exchange device is used for exchanging heat between circulating water of the mine wind source heat exchange system and circulating water of a heat pump unit heat exchange system to achieve the purposes of heating in winter and heat release in summer;
the heat pump unit heat exchange system exchanges heat between circulating water of the heat pump unit heat exchange system and a central air conditioning system of the building through a heat pump unit; heat exchange is carried out between circulating water of a heat exchange system of the heat pump unit and water of a bathing heating system through the heat pump unit and a second heat exchange device;
the bathing heating system is used for providing bathing hot water for the bathing water tank of the mining area;
the building central air-conditioning system is used for providing air-conditioning hot water or cold water for the buildings in the mining area;
the mine wind source heat exchange system is connected with a heat pump unit heat exchange system through a first heat exchange device, and the heat pump unit heat exchange system is connected with a building central air conditioning system through a heat pump unit; the heat pump unit heat exchange system is connected with the bathing heating system through the heat pump unit and the second heat exchange device.
2. The mine wind source waste heat utilization and air conditioning system according to claim 1, wherein: the mine wind source heat exchange system comprises a wind return box, a guide plate, a rectifying plate, a water baffle, a spraying box, a spraying pipe, a water collecting box, a spraying submersible pump and a reservoir; the return air case is installed in spraying case one side, and is provided with the cowling panel between return air case and the spraying case, install a plurality of guide plates in the return air case, the breakwater is installed to the spraying case opposite side, install the shower in the spraying case, install shower below in the spraying case the header tank is provided with the spray pond and the return water pond of mutual intercommunication in the water cistern, the header tank passes through pipeline and return water pond intercommunication, the immersible pump that sprays in the spray pond passes through pipeline and shower intercommunication, be provided with the circulation immersible pump in the return water pond, the circulation immersible pump passes through pipeline and the first entry intercommunication of first heat exchanger, pipeline and spray pond intercommunication are passed through in the first export of first heat exchanger.
3. The mine wind source waste heat utilization and air conditioning system according to claim 2, wherein: the heat exchange system of the heat pump unit comprises an intermediate water circulating pump, a condensation water inlet pipeline, a condensation water outlet pipeline, an evaporator, a condenser, an evaporation water outlet pipeline, an evaporation water inlet pipeline, a first valve group and a second valve group, wherein a second outlet of the first heat exchanger is communicated with an inlet of the condenser through the intermediate water circulating pump, the first valve group and the condensation water inlet pipeline, and an outlet of the condenser is communicated with a second inlet of the first heat exchanger after passing through the condensation water outlet pipeline and the first valve group; the outlet of the evaporator is communicated with an air-conditioning water pipe of a building central air-conditioning system through an evaporation water outlet pipeline, a second valve group and an air-conditioning water supply pipe; the air-conditioning water pipe of the building central air-conditioning system is also communicated with the inlet of the evaporator through an air-conditioning water return pipe, an air-conditioning water circulating pump, a second valve group and an evaporation water inlet pipeline; the outlet of the condenser is communicated with the first inlet of the second heat exchange device through a pipeline, and the first outlet of the second heat exchange device is communicated with the inlet of the condenser through a bathing intermediate water circulating pump.
4. The mine wind source waste heat utilization and air conditioning system according to claim 3, wherein: the heat exchange system of the heat pump unit also comprises an evaporation water inlet pipeline, an evaporation water outlet pipeline, an evaporator, a condenser, an intermediate water circulating pump, a condensation water inlet pipeline, a condensation water outlet pipeline, a third valve group and a fourth valve group, wherein a second outlet of the first heat exchanger is communicated with an inlet of the evaporator through the intermediate water circulating pump, the third valve group and the evaporation water inlet pipeline, and an outlet of the evaporator is communicated with a second inlet of the first heat exchanger after passing through the evaporation water outlet pipeline and the third valve group; the outlet of the condenser is communicated with an air-conditioning water pipe of a building central air-conditioning system through a condensation water outlet pipeline, a fourth valve group and an air-conditioning water supply pipe; the air-conditioning water pipe of the building central air-conditioning system is also communicated with the inlet of the condenser through an air-conditioning water return pipe, an air-conditioning water circulating pump, a fourth valve group and a condensation water inlet pipeline.
5. The mine air source waste heat utilization and air conditioning system according to claim 4, wherein: the bathing heating system comprises a bathing water tank and a bathing intermediate water circulating pump, a second outlet of the second heat exchange device is communicated with a water inlet of the bathing water tank through a bathing water inlet pipe, a first water outlet of the bathing water tank is communicated with a second inlet of the second heat exchange device after passing through the bathing water circulating pump and the electrostatic water treatment instrument, the bathing water tank is also communicated with a water supplementing pipe, and a second water outlet of the bathing water tank is communicated with a water using pipeline.
6. The mine wind source waste heat utilization and air conditioning system according to claim 5, wherein: the evaporators and the condensers which are matched with each other are provided with three groups, namely a first evaporator, a second evaporator, a third evaporator and a first condenser, a second condenser and a third condenser;
the inlet of the first evaporator is communicated with an evaporation water inlet pipeline, the outlet of the first evaporator is communicated with an evaporation water outlet pipeline, the outlet of the first condenser is communicated with the first inlet of the second heat exchange device through a pipeline, and the inlet of the first condenser is communicated with the first outlet of the second heat exchanger through a bathing intermediate water circulating pump;
the inlet of the second evaporator is communicated with the third valve group through an evaporation water inlet pipeline, and is also communicated with the air-conditioning water circulating pump through the evaporation water inlet pipeline and the second valve group; the outlet of the second evaporator is communicated with a third valve group through an evaporation water outlet pipeline, and the outlet of the second evaporator is also communicated with an air conditioner water supply pipe through the evaporation water outlet pipeline and the second valve group; the inlet of the second condenser is communicated with the first valve group through a condensation water inlet pipeline, the inlet of the second condenser is also communicated with an air-conditioning water circulating pump through the condensation water inlet pipeline and a fourth valve group, and the inlet of the second condenser is also communicated with the first outlet of the second heat exchanger through a bathing intermediate water circulating pump; the outlet of the second condenser is communicated with a first valve group through a condensation water outlet pipeline, the outlet of the second condenser is also communicated with an air conditioner water supply pipe through the condensation water outlet pipeline and a fourth valve group, and the outlet of the second condenser is communicated with a first inlet of a second heat exchange device through a pipeline;
the inlet of the third evaporator is communicated with a third valve group through an evaporation water inlet pipeline, and the inlet of the third evaporator is also communicated with an air-conditioning water circulating pump through the evaporation water inlet pipeline and the second valve group; the outlet of the third evaporator is communicated with a third valve group through an evaporation water outlet pipeline, and the outlet of the third evaporator is also communicated with an air conditioner water supply pipe through the evaporation water outlet pipeline and the second valve group; the inlet of the third condenser is communicated with the first valve group through a condensation water inlet pipeline, and the inlet of the third condenser is also communicated with the air-conditioning water circulating pump through the condensation water inlet pipeline and the fourth valve group; and the outlet of the third condenser is communicated with a first valve group through a condensation water outlet pipeline, and is also communicated with an air conditioner water supply pipe through a condensation water outlet pipeline and a fourth valve group.
7. The mine wind source waste heat utilization and air conditioning system according to claim 6, wherein: mine wind source waste heat utilization and air conditioning system still include the moisturizing device, the moisturizing device is including inlet tube, water softener, the softened water tank that communicates in proper order, the softened water tank through middle water moisturizing pump, bag formula fall to the ground after the expansion tank with middle water circulating pump entry intercommunication.
8. The mine wind source waste heat utilization and air conditioning system according to claim 7, wherein: the bag type floor expansion tank is also communicated with an inlet of the air-conditioning water circulating pump.
9. The mine wind source waste heat utilization and air conditioning system according to claim 8, wherein: the bag type floor expansion tank is also communicated with an inlet of a bath intermediate water circulating pump.
10. The mine air source waste heat utilization and air conditioning system of claim 9, wherein: the soft water tank is also communicated with the water spraying pool through a spray water replenishing pump.
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| CN202010370374.8A CN111678271A (en) | 2020-05-06 | 2020-05-06 | Mine wind source waste heat utilization and air conditioning system |
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| CN202010370374.8A CN111678271A (en) | 2020-05-06 | 2020-05-06 | Mine wind source waste heat utilization and air conditioning system |
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| CN112983528A (en) * | 2021-02-02 | 2021-06-18 | 中国矿业大学 | Efficient and energy-saving mine cooling and water supply system |
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