CN109631410A - Combined type refrigerating system - Google Patents
Combined type refrigerating system Download PDFInfo
- Publication number
- CN109631410A CN109631410A CN201910070405.5A CN201910070405A CN109631410A CN 109631410 A CN109631410 A CN 109631410A CN 201910070405 A CN201910070405 A CN 201910070405A CN 109631410 A CN109631410 A CN 109631410A
- Authority
- CN
- China
- Prior art keywords
- outdoor
- refrigeration
- heat
- pipe refrigerating
- mechanical refrigeration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005057 refrigeration Methods 0.000 claims abstract description 90
- 238000001816 cooling Methods 0.000 claims abstract description 41
- 150000001875 compounds Chemical class 0.000 claims abstract description 3
- 230000000694 effects Effects 0.000 claims description 2
- 239000003507 refrigerant Substances 0.000 claims description 2
- 238000013329 compounding Methods 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000005482 strain hardening Methods 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
- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Air Conditioning Control Device (AREA)
Abstract
A compound refrigeration system: the device is formed by compounding a heat pipe refrigerating system, a mechanical refrigerating system and an isenthalpic humidifying and cooling system; comprises an indoor unit and an outdoor unit; in the indoor unit, a filter, a heat pipe refrigeration evaporator, a mechanical refrigeration evaporator and an indoor isenthalpic humidifying and cooling device are sequentially combined together and vertically arranged on the side surface of the indoor unit; a fan is arranged in the indoor unit; in the outdoor unit, an outdoor isenthalpic humidifying and cooling device, a heat pipe refrigeration condenser and a mechanical refrigeration condenser are sequentially compounded together and vertically arranged on the side surface of the outdoor unit; a fan is arranged in the outdoor unit; the heat pipe refrigeration evaporator and the heat pipe refrigeration condenser are connected through a pipeline to form a heat pipe refrigeration system; the mechanical refrigeration evaporator, the mechanical refrigeration condenser, the compressor, the expansion valve and the like are connected through pipelines to form a mechanical refrigeration system; the heat pipe refrigerating system operates preferentially; the outdoor isenthalpic humidifying and cooling device operates when the outdoor humidity is low, and does not operate when the outdoor temperature is lower than 0 ℃.
Description
Technical field
The present invention relates to a kind of combined refrigeration systems, belong to refrigeration, air-conditioning and field of energy-saving technology.
Background technique
Refrigeration Technique is common a kind of technology in producing, living.Conventional mechanical compression refrigeration relies on driven compressor system
Cold working medium recycles in refrigeration systems, generates refrigeration effect, and compressor consumes electric work in process of refrigerastion.
In the occasion for needing year round cooling, mechanical compression refrigeration system energy consumption is bigger than normal, and efficiency is relatively low.This is because (1) when
When outdoor temperature is lower than room temperature, contains natural cold quantity in the temperature of outdoor air, at this moment can not consume compressor electric work
And natural cold quantity is directly utilized by heat transfer, but mechanical compression refrigeration realizes system yet by consumption electric work driving compressor operation
Cold, energy consumption is larger；(2) when outside air humidity is smaller, natural cold quantity, conventional mechanical compression are also contained in outside air humidity
Refrigeration system also underuses this natural cold quantity；(3) when indoor humidity needs to control, conventional mechanical compression refrigerating system
Using electric heating humidification mode, power consumption is larger.
Summary of the invention
Insufficient for existing Refrigeration Technique, the present invention proposes a kind of combined refrigeration system, can make full use of outdoor certainly
Right cooling capacity, obvious energy conservation.
To achieve the goals above, the present invention takes following design scheme:
A kind of combined refrigeration system, it is compound by heat-pipe refrigerating system, mechanical refrigeration system and equal-enthalpy humidifying cooling system
It forms.Including indoor unit and outdoor unit.
In the indoor unit, filter, the evaporator of heat-pipe refrigerating system, mechanical refrigeration system evaporator and wait
Enthalpy moistening and lowering temperature device is sequentially combined with each other, and forms complex.Complex is arranged vertically on the side of indoor unit.In blower
Under driving, room air successively passes through filter, heat-pipe refrigerating evaporator, mechanical refrigeration evaporator and equal-enthalpy humidifying cooling dress
It sets, is then sent back to interior again.
In the outdoor unit, the condenser of equal-enthalpy humidifying cooling device, the condenser of heat-pipe refrigerating and mechanical refrigeration
It is sequentially combined with each other, forms complex；Complex is arranged vertically on outdoor unit side；Under blower driving, outdoor air
The condenser for successively passing through equal-enthalpy humidifying cooling device, the condenser of heat-pipe refrigerating and mechanical refrigeration, is then discharged to room again
Outside.
The condenser of heat-pipe refrigerating system in the indoor unit in the evaporator of heat-pipe refrigerating system and the outdoor unit
By piping connection, heat-pipe refrigerating system is formed.
The evaporator of mechanical refrigeration system in the indoor unit, the mechanical refrigeration system in the outdoor unit condenser with
The components such as compressor, expansion valve form mechanical refrigeration system by piping connection.
Equal-enthalpy humidifying cooling device composition in equal-enthalpy humidifying cooling device and the outdoor unit in the indoor unit etc.
Enthalpy moistening and lowering temperature system.
Corresponding refrigeration working medium is filled respectively in the heat-pipe refrigerating system and mechanical refrigeration system.
The composite refrigeration system takes following scheme to run:
In order to make full use of outdoor natural cold quantity, the operation of heat-pipe refrigerating System Priority.When heat-pipe refrigerating system isolated operation
When can satisfy indoor refrigeration requirement, mechanical refrigeration system is not run.When heat-pipe refrigerating system isolated operation is not able to satisfy interior
When refrigeration requirement, mechanical refrigeration system operation.When outside humidity is lower, outdoor temperature is worked as in outdoor equal-enthalpy humidifying device operation
When being reduced to 0 DEG C or less, stop outdoor equal-enthalpy humidifying cooling device operation.
By using above scheme, the present invention takes full advantage of the natural cold quantity that outdoor air contains, and is mainly manifested in:
(1) by outdoor equal-enthalpy humidifying cooling device operation, the natural cold quantity contained in outside air humidity is taken full advantage of；(2) lead to
The operation of superheater tube refrigeration system, takes full advantage of the natural cold quantity contained in outside air temperature；(3) pass through indoor equal-enthalpy humidifying
Cooling device operation, avoids the larger problem of existing electric heating humidification bring humidification power consumption.
By using above scheme, the present invention improves refrigeration system whole year operational energy efficiency.Compared with conventional mechanical refrigeration,
In northern area, year round cooling efficiency can be improved 40%~70% or more, in southern area, year round cooling efficiency can be improved 25~
50% or more.
The novelty of the present invention is:
1, heat-pipe refrigerating system, mechanical refrigeration system and equal-enthalpy humidifying cooling system are combined with each other, are not only utilized
The natural cold quantity contained in outside air temperature also utilizes the natural cold quantity contained in outside air humidity；
2, indoors in machine, filter, the evaporator of heat-pipe refrigerating system, the evaporator of mechanical refrigeration system and constant enthalpy add
Wet cooling device is sequentially combined with each other, and is arranged vertically on the side of indoor unit, makes heat-pipe refrigerating system and equal-enthalpy humidifying
Cooling device being capable of efficient operation；
3, in outdoor unit, equal-enthalpy humidifying cooling device, the condenser of heat-pipe refrigerating system and mechanical refrigeration system it is cold
Condenser is sequentially combined with each other, and is arranged vertically on outdoor unit side, enables heat-pipe refrigerating system and equal-enthalpy humidifying device
Efficient operation.
4, using the operation reserve of heat-pipe refrigerating System Priority, outdoor natural cold quantity is made full use of.
5, the natural cold quantity contained due to taking full advantage of outdoor air, whole year operation can achieve higher refrigeration efficiency.
Compared with conventional mechanical refrigeration, in northern area, year round cooling efficiency can be improved 40%~70% or more, in southern area, entirely
Year refrigeration efficiency can be improved 25~50% or more.
6, due to being compounded with heat-pipe refrigerating system and mechanical refrigeration system, two systems can improve system with mutual backup
Cooling system reliability of operation.
Detailed description of the invention
Fig. 1 is the specific embodiment 1 of " a kind of combined refrigeration system " disclosed by the invention.
Fig. 2 is the specific embodiment 2 of " a kind of combined refrigeration system " disclosed by the invention.
In figure, 1- indoor unit shell；2- filter；The evaporator of 3- heat-pipe refrigerating system；The steaming of 4- mechanical refrigeration system
Send out device；Equal-enthalpy humidifying cooling device in the room 5-；6- indoor fan；7- drip tray；8- casing of outdoor；Equal-enthalpy humidifying drops outside the room 9-
Warm device；The condenser of 10- heat-pipe refrigerating system；The condenser of 11- mechanical refrigeration system；12- outdoor fan；13- heat pipe system
The connecting pipe of cooling system；The compressor of 14- mechanical refrigeration system；The expansion valve of 15- mechanical refrigeration system；16- mechanical refrigeration
The connecting pipe of system
In figure, hollow arrowIndicate air-flow direction.
Specific embodiment
The present invention is further detailed below in conjunction with attached drawing.
Fig. 1 is specific embodiments of the present invention 1.
As shown in Figure 1.Indoor unit has shell 1.Indoors in machine, evaporator 3, the machine of filter 2, heat pipe heat exchanging system
The evaporator 4 of tool refrigeration system and indoor equal-enthalpy humidifying cooling device 5 are combined with each other, and form complex.Complex is vertical
It is arranged on indoor unit side.Indoor fan 6 is arranged among two complexs, downward outlet air.In the arranged beneath of complex
There is drip tray 7.When operation, room air successively passes through filter 2, the evaporator 3 of heat-pipe refrigerating system, mechanical refrigeration system
Evaporator 4 and indoor equal-enthalpy humidifying cooling device 5.Outdoor unit has shell 8.Outdoor equal-enthalpy humidifying cooling device 9, heat pipe system
The condenser 10 of cooling system and the condenser 11 of mechanical refrigeration are combined with each other, and form complex.Complex is arranged in outdoor
On the side of machine.Outdoor fan 12 is arranged in the upper surface of outdoor unit, upward outlet air.When operation, outdoor air successively passes through outdoor
The condenser 11 of equal-enthalpy humidifying cooling device 9, the condenser 10 of heat-pipe refrigerating and mechanical refrigeration.Heat-pipe refrigerating system in indoor unit
The condenser 10 of heat-pipe refrigerating system in the evaporator 3 and outdoor unit of system is connected by the connecting pipe 13 of heat-pipe refrigerating system
It connects, forms heat-pipe refrigerating system.The evaporator 4 of mechanical refrigeration system in indoor unit, mechanical refrigeration system in outdoor unit
The company that passes through mechanical refrigeration system such as expansion valve 15 of condenser 11, the compressor 14 of mechanical refrigeration system, mechanical refrigeration system
Adapter tube road 16 connects, and forms mechanical refrigeration system.Heat-pipe refrigerating system and mechanical refrigeration system are independent mutually, heat-pipe refrigerating working medium
It is recycled between the condenser and evaporator of heat pipe, mechanical refrigeration working medium recycles in refrigeration systems.Interior etc. in indoor unit
Outdoor equal-enthalpy humidifying cooling device 9 in enthalpy moistening and lowering temperature device 5 and outdoor unit forms equal-enthalpy humidifying cooling system.In the heat
Corresponding refrigerant is filled in control cooling system and mechanical refrigeration system respectively.
In embodiment 1, in order to make full use of outdoor natural cold quantity, heat-pipe refrigerating System Priority is run.When outdoor warm and humid
When spending higher, heat-pipe refrigerating system does not work, outdoor equal-enthalpy humidifying cooling device and mechanical refrigeration system work.When outdoor warm and humid
Degree reduces, but when heat pipe separate refrigeration is not able to satisfy indoor refrigeration requirement still, heat-pipe refrigerating system, mechanical refrigeration system and outdoor
Equal-enthalpy humidifying cooling device works at the same time.When outdoor temperature humidity further decreases, heat-pipe refrigerating system, which works independently, be can satisfy
When indoor refrigeration requirement, heat-pipe refrigerating system and the work of equal-enthalpy humidifying cooling device, mechanical refrigeration system do not work.Work as outdoor temp
When degree is reduced to 0 DEG C or less, in order to avoid the icing of outdoor wet curtain, stop outdoor equal-enthalpy humidifying cooling device operation.Indoor constant enthalpy
Moistening and lowering temperature device is started or stoped according to the needs that indoor humidity controls.
Fig. 2 is specific embodiments of the present invention 2.
Unlike the first embodiment: (1) indoors in machine, indoor fan 6 uses the form of upward outlet air；(2) in outdoor
In machine, outdoor fan 12 is arranged in side, to side outlet air.
Claims (4)
1. a kind of combined refrigeration system: by heat-pipe refrigerating system, mechanical refrigeration system and equal-enthalpy humidifying cooling system it is compound and
At；Including indoor unit and outdoor unit；Indoors in machine, filter, heat-pipe refrigerating evaporator, mechanical refrigeration evaporator and interior
Equal-enthalpy humidifying cooling device is sequentially combined with each other, and is arranged vertically on indoor unit side；Blower is set in indoor unit；In outdoor
In machine, outdoor equal-enthalpy humidifying cooling device, heat-pipe refrigerating condenser and mechanical refrigeration condenser are sequentially combined with each other, vertically
It is arranged on outdoor unit side；Blower is set in outdoor unit；Heat-pipe refrigerating evaporator, heat-pipe refrigerating condenser are connected by pipeline
Form heat-pipe refrigerating system；Mechanical refrigeration evaporator, mechanical refrigeration condenser and compressor, expansion valve etc. pass through pipeline and connect
Form mechanical refrigeration system.
2. a kind of combined type refrigerant mode as described in claim 1, it is characterised in that: when outside humidity is lower, outdoor unit
In equal-enthalpy humidifying cooling device operation, to enter outdoor unit air carry out moistening and lowering temperature, make full use of outside air humidity
In the natural cold quantity that contains.
3. a kind of combined refrigeration system as described in claim 1, it is characterised in that: when outdoor temperature and lower humidity,
Refrigeration working medium Natural Circulation in heat-pipe refrigerating system generates refrigeration effect, is not required to consumption electric energy, makes full use of outdoor air temperature
The natural cold quantity contained in degree and humidity.
4. a kind of combined refrigeration system as described in claim 1, it is characterised in that: when the operation of heat-pipe refrigerating system cannot expire
When sufficient refrigeration demand, mechanical refrigeration system starting meets refrigeration demand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910070405.5A CN109631410A (en) | 2019-01-25 | 2019-01-25 | Combined type refrigerating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910070405.5A CN109631410A (en) | 2019-01-25 | 2019-01-25 | Combined type refrigerating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109631410A true CN109631410A (en) | 2019-04-16 |
Family
ID=66063551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910070405.5A Pending CN109631410A (en) | 2019-01-25 | 2019-01-25 | Combined type refrigerating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109631410A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040065957A (en) * | 2003-02-12 | 2004-07-23 | 주식회사 세원기연 | air conditioning system of power saving type use of gas engin heat pump |
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| CN108488918A (en) * | 2018-04-25 | 2018-09-04 | 菲尼克斯(上海)环境控制技术有限公司 | A kind of full effect multi-mode energy-saving air conditioning system |
| CN210070290U (en) * | 2019-01-25 | 2020-02-14 | 中国建筑科学研究院有限公司 | Combined type refrigerating system |
-
2019
- 2019-01-25 CN CN201910070405.5A patent/CN109631410A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040065957A (en) * | 2003-02-12 | 2004-07-23 | 주식회사 세원기연 | air conditioning system of power saving type use of gas engin heat pump |
| CN102538100A (en) * | 2012-02-17 | 2012-07-04 | 合肥工业大学 | Heat pipe composite air conditioning unit for machine room and control method of heat pipe composite air conditioning unit |
| CN202561932U (en) * | 2012-04-25 | 2012-11-28 | 王康平 | Energy-saving and high-efficiency air conditioner of base station |
| CN102654298A (en) * | 2012-05-21 | 2012-09-05 | 徐兴江 | Intelligent enthalpy difference control energy-saving air conditioner and control method thereof |
| CN202709319U (en) * | 2012-08-17 | 2013-01-30 | 连云港市动环科技有限公司 | Energy-saving air conditioning system with intelligent targeted refrigeration function |
| CN103574812A (en) * | 2013-11-26 | 2014-02-12 | 广东申菱空调设备有限公司 | Straight ventilating machine room air-conditioning system and control method thereof |
| CN103776115A (en) * | 2014-01-22 | 2014-05-07 | 姚勇 | Heat pipe and steam compression compound type base station energy-saving air conditioner |
| CN203893343U (en) * | 2014-05-30 | 2014-10-22 | 西安工程大学 | Integrated air conditioning unit combining evaporative cooling and mechanical refrigeration |
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