CN109386980A - A kind of cold and hot energy utility system - Google Patents
A kind of cold and hot energy utility system Download PDFInfo
- Publication number
- CN109386980A CN109386980A CN201811507765.9A CN201811507765A CN109386980A CN 109386980 A CN109386980 A CN 109386980A CN 201811507765 A CN201811507765 A CN 201811507765A CN 109386980 A CN109386980 A CN 109386980A
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- several
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- cooling capacity
- heat
- gas
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- 239000003507 refrigerant Substances 0.000 claims abstract description 70
- 239000007788 liquid Substances 0.000 claims abstract description 63
- 238000005057 refrigeration Methods 0.000 claims abstract description 42
- 238000001816 cooling Methods 0.000 claims abstract description 41
- 238000001704 evaporation Methods 0.000 claims description 9
- 238000009833 condensation Methods 0.000 claims description 6
- 230000005494 condensation Effects 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 91
- 229910021529 ammonia Inorganic materials 0.000 description 45
- 238000007710 freezing Methods 0.000 description 10
- 230000008014 freezing Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 230000008020 evaporation Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000006872 improvement Effects 0.000 description 6
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 238000004781 supercooling Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical compound [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- 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
- F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
- F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
-
- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Other Air-Conditioning Systems (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a kind of cold and hot energy utility system, the system include refrigeration cycle subsystem, cooling capacity multistage with subsystem and heat step with subsystem;Heat step uses subsystem packet hothouse, heat exchanger and fan coil;Cooling capacity gradient utilization system includes cold, air-cooler, evaporator, regulation station, and evaporator is connect by expansion valve with regulation station;Refrigeration cycle subsystem includes refrigeration compressor, condenser, gas-liquid separator and heat exchanger, evaporator;Condenser is connected with gas-liquid separator, and gas-liquid separator is connected with compressor;Regulation station is the device for exporting cooling capacity step.This system both can use the cooling capacity that refrigerant manufactures in evaporator in refrigeration cycle subsystem, provide cold source for freezer;It can use the heat that the high-temperature high-pressure refrigerant come out from compressor discharges again, provide heat source for hothouse, be a kind of energy saving, saving cost, the system for effectively improving cooling capacity and heat utilization ratio.
Description
Technical field
The present invention relates to refrigeration technology fields, and in particular to a kind of cold and hot energy utility system.
Background technique
One-stage steam compressed formula refrigeration system, main four big component are constituted, and are respectively: evaporator, compressor, condenser,
Expansion valve.Refrigerant vapour is only compressed by the compressor once in each refrigeration cycle, referred to as one-stage steam compressed.
In refrigeration cycle, refrigerant mainly undergoes Four processes: compression process, condensation process, throttling process and evaporating
Journey.In compression process, the refrigerant vapour of low-temp low-pressure is compressed into the refrigerant vapour of high temperature and pressure;In condensation process
In, the refrigerant vapour of high temperature and pressure is condensed into the refrigerant liquid of high temperature and pressure;In throttling process, the system of high temperature and pressure
Cryogen liquid is throttled decompression into the refrigerant liquid of low-temp low-pressure;In evaporation process, the refrigerant liquid quilt of low-temp low-pressure
The refrigerant vapour of low-temp low-pressure is flashed to, a refrigeration cycle is so far completed.
In evaporation process, refrigerant is undergone phase transition in evaporator, becomes gaseous state by liquid, evaporation endothermic manufactures cold
Amount;In condensation process, refrigerant is undergone phase transition in condenser, is become liquid by gaseous state, is discharged heat.
The cooling capacity that refrigerant manufactures in evaporator usually since Land use systems are unreasonable, causes cold in use
Amount cannot be fully utilized;The heat that refrigerant discharges within the condenser, usually it is ignored fall utility value, cause heat not have
It is used effectively.
Summary of the invention
In view of the above-mentioned defects in the prior art, the present invention provide a kind of energy-saving and environmental protection, efficiently, the cold and hot energy of save the cost
Amount utilizes system, improves the effective rate of utilization of cooling capacity and heat, energy saving, saves cost.
To achieve the above object, the technical solution used in the present invention is:
A kind of cold and hot energy utility system, the system include refrigeration cycle subsystem, cooling capacity multistage with subsystem and heat ladder
Grade uses subsystem;
Heat exchangers of the heat step hothouse that several use step heat dry with subsystem packet, several series windings
With several fan coils being respectively communicated with several heat exchangers, it is dry that several described fan coils are separately positioned on several
Dry interior;The cooling capacity gradient utilization system include can by regulation station that cooling capacity step exports, several are using step cooling capacity
Refrigeration cold, be respectively arranged at cold several air-coolers, several evaporators being connected with several air-coolers, if
The dry evaporator is arranged in parallel and passes through several expansion valves to be connected to the cooling capacity delivery outlet of regulation station;The refrigeration cycle
Subsystem includes the heat exchanger of refrigeration compressor, condenser, gas-liquid separator, expansion valve and several series windings;The condensation
Device is connected with gas-liquid separator, and the gas-liquid separator is connected with compressor, several described heat exchanger series winding settings exist
Between refrigeration compressor and condenser;The high pressure low temperature mouth of the high pressure low temperature mouth connection gas-liquid separator of the regulation station, it is described
Regulation station is provided with the outlet of several low-pressure low-temperatures to export cooling capacity step, and the regulation station is distinguished by several expansion valves
Several evaporators are connected, the low-pressure low-temperature outlet of several evaporators is connected on gas-liquid separator.
As improvement to above-mentioned technical proposal, connect on the connecting pipeline between the gas-liquid separator and refrigeration compressor
It is connected to expansion vessel, pressure-control valve is provided on the intake channel of the expansion vessel, is provided with check valve on exit passageway.
As improvement to above-mentioned technical proposal, liquid storage device is provided between the condenser and gas-liquid separator, it is described
Oil catcher is provided between refrigeration compressor and the heat exchanger of the first order, the oil return pipe of the oil catcher is connected to refrigeration compressor.
As improvement to above-mentioned technical proposal, the condenser is evaporative condenser, and the heat exchanger is board-like changes
Hot device and be two, forms two hothouses accordingly, is provided with fan coil, the heat exchanger and blower in the hothouse
Coil pipe is connected.
As improvement to above-mentioned technical proposal, described cold is three, and the corresponding air-cooler, evaporator are also three
It is a.
As improvement to above-mentioned technical proposal, in the communicating passage of the oil catcher and compressor, the fan coil
With in the communicating passage in the communicating passage of condenser, between the gas-liquid separator and regulation station, the regulation station and evaporation
Valve is provided in the communicating passage of device, in the communicating passage of the evaporator and air-cooler.
Compared with prior art, beneficial effect obtained by the present invention is:
Cooling capacity gradient utilization system and cold and hot energy utility system of the invention, at runtime, the system in refrigeration cycle subsystem
Cryogen is adjusted by regulation station, is transported in different evaporators, according to the difference of refrigerant conveying capacity, can be played flexible modulation
The effect of each evaporator capacity, cryogenic temperature needed for manufacture freezer is cold different;Cooling capacity multistage is with the load in subsystem
With refrigerant heat exchange occurs for cryogen freezing liquid in evaporator, conveys cooling capacity to freezer via air-cooler, manufactures low temperature, and
And air-cooler uses variable-frequency motor, can flexibly control the conveying of cooling capacity, makes the respective constant low temperature of different cold maintenances in freezer;
Heat step uses subsystem, by gradually heat exchange, to the high temperature and pressure system come out in refrigeration cycle subsystem from compressor
Refrigerant vapor carries out step cooling, and by heat obtained in heat exchanging process, by heat transfer medium water, via fan unit
Pipe, it is dry for hothouse, to achieve the purpose that cascade utilization heat.
Therefore, the present invention both can use the cooling capacity that refrigerant manufactures in evaporator in refrigeration cycle subsystem, be freezer
Cold source is provided;It can use the heat that the high-temperature high-pressure refrigerant come out from compressor discharges again, provide heat source for hothouse, be
It is a kind of energy saving, cost is saved, the system for improving the effective rate of utilization of cooling capacity and heat.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Cold and hot energy utility system of the invention, including refrigeration cycle subsystem, cooling capacity multistage use subsystem and heat
Step uses subsystem;Capital equipment in refrigeration cycle subsystem includes: compressor, oil catcher, plate heat exchanger, condensation
Device, liquid storage device, gas-liquid separator, expansion valve, regulation station, evaporator, expansion vessel, pressure-control valve, pipeline etc.;Cooling capacity is multistage
It include: evaporator, air-cooler, valve, pipeline etc. using the capital equipment in subsystem;Heat step is with the master in subsystem
Wanting equipment includes: plate heat exchanger, fan coil, valve, pipeline etc..Refrigeration cycle subsystem, cooling capacity multistage use subsystem
It is connected with the capital equipment in subsystem each by particular conduit with heat step;Cooling capacity multistage is with subsystem and refrigeration
Cycle subsystem is connected by evaporator;Heat step passes through plate heat exchanger with subsystem and refrigeration cycle subsystem
It connects.Refrigerant in refrigeration cycle subsystem uses ammonia;Cooling capacity multistage uses low temperature with the refrigerating medium in subsystem
Freezing liquid;Heat step uses water with the heat transfer medium in subsystem.
Fig. 1 is system principle schematic diagram of the invention.
In practical application, low-temperature low-pressure refrigerant ammonia steam enters compressor A through pipeline 1 in refrigeration cycle subsystem,
High-temperature high-pressure refrigerant ammonia steam is compressed into compressor A;High-temperature high-pressure refrigerant ammonia steam is through pipeline 2, into oil catcher B,
Separate and collect the lubrication oil droplet carried in high-temperature high-pressure refrigerant ammonia steam;High-temperature high-pressure refrigerant ammonia steam successively passes through later
Pipeline 3, plate heat exchanger C1, pipeline 4, plate heat exchanger C2 are gradually changed in plate heat exchanger C1, plate heat exchanger C2
Heat is condensed into cryogenic high pressure refrigerant ammonia liquid into evaporative condenser C3 via pipeline 5 later;Cryogenic high pressure refrigerant
Ammonia liquid is successively through piping 6, liquid storage device D, pipeline 7, into gas-liquid separator E;High pressure in gas-liquid separator E in pipeline
Heat exchange occurs for the low-temperature low-pressure refrigerant ammonia liquid in low-temperature refrigerant ammonia liquid and gas-liquid separator E, forms the height of supercooling
Press low-temperature refrigerant ammonia liquid;The high pressure low temperature refrigerant ammonia liquid of supercooling, enters regulation station L through valve K3;Via regulation station L
Adjusting is divided into three roads and completes refrigeration cycle.The first via: high pressure low temperature refrigerant ammonia liquid successively passes through valve from regulation station L
K4, expansion valve G1, pipeline 9, reducing pressure by regulating flow become low-pressure low-temperature refrigerant ammonia liquid, enter evaporator F3 later, and evaporation is inhaled
Heat becomes low-pressure low-temperature refrigerant ammonia steam;Low-pressure low-temperature refrigerant ammonia steam is successively through piping, pipeline 8, into gas-liquid point
It from device E, mixes, while is isolated in low-temperature low-pressure refrigerant ammonia steam with the superheated refrigerant ammonia steam in gas-liquid separator E
The low-temperature low-pressure refrigerant ammonia liquid having;Low-temperature low-pressure refrigerant ammonia steam is compressed into high temperature into compressor A through pipeline 1
High-pressure refrigerant ammonia steam;Second tunnel: high pressure low temperature refrigerant ammonia liquid successively passes through valve K5, expansion valve from regulation station L
G2, pipeline 10, reducing pressure by regulating flow become low-pressure low-temperature refrigerant ammonia liquid, enter evaporator F2 later, and evaporation endothermic becomes low
Press low-temperature refrigerant ammonia steam;Low-pressure low-temperature refrigerant ammonia steam is successively through piping, pipeline 8, into gas-liquid separator E, with
In gas-liquid separator E superheated refrigerant ammonia steam mixing, while isolate had in low-temperature low-pressure refrigerant ammonia steam it is low
Warm low pressure refrigerant ammonia liquid;Low-temperature low-pressure refrigerant ammonia steam is compressed into high temperature and pressure refrigeration into compressor A through pipeline 1
Agent ammonia steam;Third road: high pressure low temperature refrigerant ammonia liquid successively passes through valve K6, expansion valve G3, throttling drop from regulation station L
Pressure, becomes low-pressure low-temperature refrigerant ammonia liquid, enters evaporator F1 later, and evaporation endothermic becomes the steaming of low-pressure low-temperature refrigerant ammonia
Gas;Low-pressure low-temperature refrigerant ammonia steam is successively through piping 11, pipeline 8, into gas-liquid separator E, with gas-liquid separator E
The mixing of superheated refrigerant ammonia steam, while isolating the low-temperature low-pressure refrigerant ammoniacal liquor having in low-temperature low-pressure refrigerant ammonia steam
Body;Low-temperature low-pressure refrigerant ammonia steam is compressed into high-temperature high-pressure refrigerant ammonia steam into compressor A through pipeline 1, so far complete
At a refrigeration cycle.
In practical application, when refrigeration cycle subsystem is out of service, the refrigerant ammonia in system, which absorbs heat, to be expanded, in system
Pressure rise, pressure-control valve I are opened, and refrigerant ammonia makes system into expansion vessel H by pressure-control valve I, pipeline 23
Interior pressure reduction;When the operation of refrigeration cycle subsystem, the refrigerant ammonia in expansion vessel H is successively through piping 22, check valve J
Into system, refrigeration cycle is carried out.
In practical application, cooling capacity multistage is with the refrigerating medium freezing liquid of subsystem respectively in evaporator F1, evaporator F2, steaming
Heat exchange respectively occurs with low-temperature low-pressure refrigerant ammonia in hair device F3, conveys cooling capacity;In cold 1, refrigerating medium freezing liquid is successively passed through
Valve K9, pipeline 16, air-cooler N1, pipeline 17, evaporator F1, valve K9 are crossed, one is completed and recycles, in refrigerating medium freezing liquid
Cooling capacity is delivered to cold 1 by air-cooler N1;In cold 2, refrigerating medium freezing liquid successively passes through valve K10, pipeline 18, cold wind
Machine N2, pipeline 19, evaporator F2, valve K10, complete a circulation, and the cooling capacity in refrigerating medium freezing liquid is defeated by air-cooler N2
It send to cold 2;In cold 3, refrigerating medium freezing liquid successively passes through valve K11, pipeline 20, air-cooler N3, pipeline 21, evaporator
F3, valve K11, complete a circulation, and the cooling capacity in refrigerating medium freezing liquid is delivered to cold 3 by air-cooler N3.
The present invention adjusts the refrigerant flow being transported in different evaporators using regulation station L, has defeated according to refrigerant
The difference of flow is sent, the advantages of each evaporator capacity of flexible modulation, manufacture freezer different cold required cryogenic temperature;Cooling capacity is more
Grade respectively occurs in evaporator F1, evaporator F2, evaporator F3 with refrigerant with the refrigerating medium freezing liquid in subsystem
Heat exchange manufactures low temperature via air-cooler to cold conveying cooling capacity of freezer, and air-cooler uses variable-frequency motor, and having can
The flexibly conveying of control cooling capacity, improves the utilization rate of cooling capacity at the advantages of making in freezer different cold maintenance respective constant low temperature.
In practical application, heat step uses the heat transfer medium water of subsystem, respectively in plate heat exchanger C1, plate-type heat-exchange
Heat exchange occurs with high-temperature high-pressure refrigerant ammonia steam in device C2, conveys heat;In hothouse 1, heat transfer medium water successively passes through
Valve K7, pipeline 12, fan coil M1, pipeline 13, plate heat exchanger C1, valve K7 complete one and recycle, in heat transfer medium water
Heat, hothouse 1 is transported to by fan coil M1;In hothouse 2, heat transfer medium water successively pass through valve K8, pipeline 14,
Fan coil M2, pipeline 15, plate heat exchanger C2, valve K8, complete a circulation, and the heat in heat transfer medium water passes through wind
Machine coil pipe M2 is transported to hothouse 2.
The present invention uses plate heat exchanger C1, plate heat exchanger C2, gradually goes out to from refrigeration cycle subsystem compressor A
The high-temperature high-pressure refrigerant ammonia steam cooling come, and the heat that heat exchange is got, via fan coil M1, fan coil
M2 is respectively delivered in hothouse 1 and hothouse 2, forms the different freeze-day with constant temperature room of two temperature, has cascade utilization refrigeration
The advantages of heat of the high-temperature high-pressure refrigerant ammonia steam release come out from compressor A in cycle subsystem, improve heat
Utilization rate.
In practical application, the pipeline of use all has good temperature tolerance, resistance to pressure, and to the anticorrosive of refrigerant ammonia
Property.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications can be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Claims (6)
1. a kind of cold and hot energy utility system, which is characterized in that the system includes refrigeration cycle subsystem, cooling capacity multistage with son
System and heat step use subsystem;
Heat exchangers of the heat step hothouse that several use step heat dry with subsystem packet, several series windings
With several fan coils being respectively communicated with several heat exchangers, it is dry that several described fan coils are separately positioned on several
Dry interior;The cooling capacity gradient utilization system include can by regulation station that cooling capacity step exports, several are using step cooling capacity
Refrigeration cold, be respectively arranged at cold several air-coolers, several evaporators being connected with several air-coolers, if
The dry evaporator is arranged in parallel and passes through several expansion valves to be connected to the cooling capacity delivery outlet of regulation station;The refrigeration cycle
Subsystem includes the heat exchanger of refrigeration compressor, condenser, gas-liquid separator, expansion valve and several series windings;The condensation
Device is connected with gas-liquid separator, and the gas-liquid separator is connected with compressor, several described heat exchanger series winding settings exist
Between refrigeration compressor and condenser;The high pressure low temperature mouth of the high pressure low temperature mouth connection gas-liquid separator of the regulation station, it is described
Regulation station is provided with the outlet of several low-pressure low-temperatures to export cooling capacity step, and the regulation station is distinguished by several expansion valves
Several evaporators are connected, the low-pressure low-temperature outlet of several evaporators is connected on gas-liquid separator.
2. cold and hot energy utility system according to claim 1, it is characterised in that: the gas-liquid separator and refrigerant compression
It is connected with expansion vessel on connecting pipeline between machine, pressure-control valve is provided on the intake channel of the expansion vessel, is exported
Check valve is provided on channel.
3. cold and hot energy utility system according to claim 2, it is characterised in that: the condenser and gas-liquid separator it
Between be provided with liquid storage device, be provided with oil catcher between the refrigeration compressor and the heat exchanger of the first order, the oil catcher returns
Oil pipe is connected to refrigeration compressor.
4. cold and hot energy utility system according to claim 3, it is characterised in that: the condenser is evaporating type condensing
Device, the heat exchanger are plate heat exchanger and are two, form two hothouses accordingly, are provided with blower in the hothouse
Coil pipe, the heat exchanger are connected with fan coil.
5. cold and hot energy utility system according to claim 4, it is characterised in that: described cold is three, corresponding institute
Stating air-cooler, evaporator also is three.
6. cold and hot energy utility system according to claim 5, it is characterised in that: the connection of the oil catcher and compressor
Communicating passage on channel, in the communicating passage of the fan coil and condenser, between the gas-liquid separator and regulation station
Valve is provided in upper, the described regulation station and the communicating passage of evaporator, in the communicating passage of the evaporator and air-cooler.
Priority Applications (1)
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CN201811507765.9A CN109386980B (en) | 2018-12-11 | 2018-12-11 | Cold and hot energy utilization system |
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CN201811507765.9A CN109386980B (en) | 2018-12-11 | 2018-12-11 | Cold and hot energy utilization system |
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CN109386980A true CN109386980A (en) | 2019-02-26 |
CN109386980B CN109386980B (en) | 2024-06-25 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3797856A1 (en) * | 2019-09-30 | 2021-03-31 | Ingersoll-Rand Industrial U.S., Inc. | Multi-unit adaptable compressed air drying system |
CN113753992A (en) * | 2021-09-07 | 2021-12-07 | 武伟 | High-efficiency vacuum sublimation evaporation cold and heat energy separation system and separation method and application thereof |
CN115978879A (en) * | 2023-03-21 | 2023-04-18 | 昆明理工大学 | High-efficient roast room-freezer coupled system |
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CN108775729A (en) * | 2018-08-13 | 2018-11-09 | 瀚润联合高科技发展(北京)有限公司 | Evaporate cold and hot pump assembly |
CN209355524U (en) * | 2018-12-11 | 2019-09-06 | 河南理工大学 | A kind of cold and hot energy utility system |
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CN103453705A (en) * | 2012-05-31 | 2013-12-18 | 艾默生网络能源有限公司 | Air conditioning system |
CN104990174A (en) * | 2015-06-03 | 2015-10-21 | 荣国华 | Direct expansion type air-water cooled air conditioning system |
CN207716673U (en) * | 2017-12-27 | 2018-08-10 | 山东恒尔特机电设备有限公司 | Freezer refrigerating unit |
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Publication number | Priority date | Publication date | Assignee | Title |
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EP3797856A1 (en) * | 2019-09-30 | 2021-03-31 | Ingersoll-Rand Industrial U.S., Inc. | Multi-unit adaptable compressed air drying system |
CN113753992A (en) * | 2021-09-07 | 2021-12-07 | 武伟 | High-efficiency vacuum sublimation evaporation cold and heat energy separation system and separation method and application thereof |
CN115978879A (en) * | 2023-03-21 | 2023-04-18 | 昆明理工大学 | High-efficient roast room-freezer coupled system |
CN115978879B (en) * | 2023-03-21 | 2023-06-13 | 昆明理工大学 | Efficient curing barn-freezer coupling system |
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