CN105910189A - Condenser heat recovery fresh air conditioner refrigerating system and refrigerating method - Google Patents
Condenser heat recovery fresh air conditioner refrigerating system and refrigerating method Download PDFInfo
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- CN105910189A CN105910189A CN201510647274.4A CN201510647274A CN105910189A CN 105910189 A CN105910189 A CN 105910189A CN 201510647274 A CN201510647274 A CN 201510647274A CN 105910189 A CN105910189 A CN 105910189A
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- condenser
- frequency
- air conditioner
- fresh air
- vaporizer
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Classifications
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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
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
- F24F3/1429—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant alternatively operating a heat exchanger in an absorbing/adsorbing mode and a heat exchanger in a regeneration mode
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides a condenser heat recovery fresh air conditioner refrigerating system and a refrigerating method. The system mainly comprises a plurality of independent refrigerating modules. Control circuits among the plurality of independent refrigerating modules and a unit control cabinet are connected together through plug-in interfaces. Each independent refrigerating module comprises a frame. The bottom end of the frame is provided with four pulleys. An interlayer is arranged in the frame. The upper layer of the interlayer is provided with an evaporator. The lower layer of the interlayer is provided with a frequency conversion compressor unit and a condenser. The frequency conversion compressor unit is connected with the condenser through a check valve and a four-way valve. One end of the evaporator is connected with the condenser through an electronic expansion valve, and the other end of the evaporator is connected with the condenser through the four-way valve. The system is simple in structural principle, and can realize free combination of the plurality of independent refrigerating modules. The system operates matching with the air volume of an air conditioning unit according to different cooling capacity configuration requirements. The system is suitable to be used for an indoor and outdoor integrated air conditioning unit which has strict requirement on the volume of the air conditioning unit and has a cold source and a heat source. The system highlights energy saving high-efficiency effects.
Description
Technical field:
The present invention relates to field of air conditioning, particularly relate to a kind of condensing units fresh air conditioner refrigeration system and refrigerating method.
Background technology:
Air-conditioning i.e. air conditioner, also known as cold air.Refer to use artificial means, the process that the parameters such as the temperature of surrounding air, humidity, cleanliness factor, speed in building/structures are adjusted and are controlled.Generally comprise several major parts and other auxiliary equipments such as low-temperature receiver/heat resource equipment, cold and hot medium distributing system, end equipment.Mainly include water pump, blower fan and pipe-line system.The cold and hot amount utilizing transmission & distribution then is responsible for by end equipment, specifically processes air, makes the air parameter of target environment reach requirement.
Air-conditioning is household electrical appliance conventional in daily life, and air-conditioning is divided into split air conditioner and one unit.Split air conditioner includes off-premises station and indoor set.Refrigeration system needs joint connection in site, and air-conditioning could work, and needs professional contingent to construct, and work on the spot amount is big, and quality is uncontrollable.All-in-one is by the cold quantitative limitation of unit, and in the case of cold requirement is bigger, system configuration flexibility is poor, and unit volume is the biggest, and system pipeline is long, and consumptive material is many, too increases the system factors of instability.
Summary of the invention:
In order to solve the problems referred to above, the invention provides a kind of structural principle simple, it is capable of several independent cooling module independent assortments, be applicable to air conditioning unit volume is had strict demand internal-external machine integration carry the air conditioning unit of low-temperature receiver and thermal source, highlight the refrigeration system technical scheme of energy-efficient effect:
A kind of condensing units fresh air conditioner refrigeration system and refrigerating method, mainly include several independent cooling modules, control circuit between several independent cooling modules links by linking together interface with unit allocation box, independent cooling module includes framework, the bottom of framework is provided with four pulleys, interlayer it is provided with in framework, the upper strata of interlayer is provided with vaporizer, the lower floor of interlayer is provided with frequency-changeable compressor group and condenser, frequency-changeable compressor group connects condenser by check valve and cross valve, vaporizer one end connects condenser by electric expansion valve, the vaporizer other end connects condenser by cross valve, condenser is φ 8 female thread elliptical tube condenser.
As preferably, frequency-changeable compressor group includes that several frequency-changeable compressors are linked together by connecting tube.
As preferably, the import of frequency-changeable compressor is connected with the outlet of vaporizer, and the outlet of frequency-changeable compressor is connected with the refrigerant inlet of condenser.
As preferably, condenser is finned heat exchanger.
As preferably, refrigerating method mainly comprises the steps that
A, startup power supply, control system controls frequency conversion pressure fan, exhaust blower, fan valve executor work, and after 3 minutes, frequency-changeable compressor group starts, condensing units fresh air conditioner refrigeration system is started working in frequency conversion fan work；
B, under refrigerating state, frequency-changeable compressor discharge high-temperature high-pressure refrigerant all through finned female thread condenser；
Cold-producing medium after C, condensation heat release enters evaporator refrigeration through electric expansion valve；
The heat of the refrigerant suction room air in D, vaporizer, a large amount of condensed waters are steaming
The fin surface sending out device is formed, the macromolecule sieve absorption that condensed water is adsorbed by evaporator surface, through valve transfer, is converted into humidity and is recovered as room humidification；
E, according to environment needed for, control system controls the combination of independent cooling module, and continuous cycle heat exchange freezes, and meets that room is temperature required and humidity.
The beneficial effects of the present invention is:
Present configuration principle is simple, it is possible to realizes several independent cooling module independent assortments, according to different cold configuration needs, runs with air conditioning unit air volumematching.What this refrigeration scheme was applicable to there is air conditioning unit volume the internal-external machine integration of strict demand carries the air conditioning unit of low-temperature receiver and thermal source, highlights the effect of efficient energy-saving.
Accompanying drawing illustrates:
Fig. 1 is the clothes closet structure of the present invention；
Fig. 2 is the sleeping cabinet of the present invention.
Detailed description of the invention:
For making the goal of the invention of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing, embodiments of the present invention are described in further detail.
Embodiment one:
As shown in Figure 1, a kind of condensing units fresh air conditioner refrigeration system and refrigerating method, mainly include several independent cooling modules, control circuit between several independent cooling modules links by linking together interface with unit allocation box, described independent cooling module includes framework 5, the bottom of described framework 5 is provided with four pulleys 4, it is provided with interlayer 2 in described framework 5, the upper strata of described interlayer 2 is provided with vaporizer 1, the lower floor of described interlayer 2 is provided with frequency-changeable compressor group and condenser 6, described frequency-changeable compressor group connects described condenser 6 by check valve and cross valve, described vaporizer 1 one end connects described condenser 6 by electric expansion valve, described vaporizer 1 other end connects described condenser 6 by cross valve, condenser 6 is φ 8 female thread elliptical tube condenser.The type of drive of electric expansion valve is that controller is calculated by the parameter obtaining sensor acquisition, to driving plate to send regulating command, by driving plate to export the signal of telecommunication to electric expansion valve, drives the action of electric expansion valve.Electric expansion valve only needs several seconds to its used time of full-gear from fully closed, reaction and quick action, there is not static degree of superheat phenomenon, and closing characteristic and speed all can be manually set, and can play energy-conservation effect.
In the present embodiment, frequency-changeable compressor group includes that several frequency-changeable compressors 3 are linked together by connecting tube, the import of frequency-changeable compressor 3 is connected with the outlet of described vaporizer 1, the outlet of described frequency-changeable compressor 3 is connected with the refrigerant inlet of described condenser 6, and condenser 6 is finned heat exchanger.
In the present embodiment, described vaporizer 1 scribbles the adsorbing material of macromolecule sieve, can moisture during active adsorption evaporator operation, humidify for room.
Refrigerating method mainly comprises the steps that
A, startup power supply, control system controls frequency conversion pressure fan, exhaust blower, fan valve executor work, and after 3 minutes, frequency-changeable compressor group 3 starts, condensing units fresh air conditioner refrigeration system (vaporizer 1 and condenser 6) is started working in frequency conversion fan work；
B, under refrigerating state, frequency-changeable compressor 3 discharges high-temperature high-pressure refrigerant all through finned female thread condenser 6；
Cold-producing medium after C, condenser 6 heat release enters vaporizer 1 through electric expansion valve and freezes；
The heat of the refrigerant suction room air in D, vaporizer 1, a large amount of condensed waters are formed at the fin surface of vaporizer, the macromolecule sieve absorption that condensed water is adsorbed by evaporator surface, through valve transfer, are converted into humidity and are recovered as room humidification.
E, according to environment needed for, control system controls the combination of independent cooling module, and continuous cycle heat exchange freezes, and meets that room is temperature required and humidity.
Embodiment two:
As shown in Figure 2, a kind of condensing units fresh air conditioner refrigeration system and refrigerating method, mainly include several independent cooling modules, control circuit between several independent cooling modules links by linking together interface with unit allocation box, described independent cooling module includes framework 5, the bottom of described framework 5 is provided with four pulleys 4, it is provided with interlayer 2 in described framework 5, one layer of the left side of described interlayer 2 is provided with vaporizer 1, one layer of the right side of described interlayer 2 is provided with frequency-changeable compressor group and condenser 6, described frequency-changeable compressor group connects described condenser 6 by check valve and cross valve, described vaporizer 1 one end connects described condenser 6 by electric expansion valve, described vaporizer 1 other end connects described condenser 6 by cross valve.Condenser 6 is φ 8 female thread elliptical tube condenser.The type of drive of electric expansion valve is that controller is calculated by the parameter obtaining sensor acquisition, to driving plate to send regulating command, by driving plate to export the signal of telecommunication to electric expansion valve, drives the action of electric expansion valve.Electric expansion valve only needs several seconds to its used time of full-gear from fully closed, reaction and quick action, there is not static degree of superheat phenomenon, and closing characteristic and speed all can be manually set, and can play energy-conservation effect.
In the present embodiment, frequency-changeable compressor group includes that several frequency-changeable compressors 3 are linked together by connecting tube, the import of frequency-changeable compressor 3 is connected with the outlet of described vaporizer 1, the outlet of described frequency-changeable compressor 3 is connected with the refrigerant inlet of described condenser 6, and condenser 6 is finned heat exchanger.
In the present embodiment, described vaporizer 1 scribbles the adsorbing material of macromolecule sieve, can moisture during active adsorption evaporator operation, humidify for room.
Refrigerating method mainly comprises the steps that
A, startup power supply, control system controls frequency conversion pressure fan, exhaust blower, fan valve executor work, and after 3 minutes, frequency-changeable compressor group 3 starts, condensing units fresh air conditioner refrigeration system (vaporizer 1 and condenser 6) is started working in frequency conversion fan work；
B, under refrigerating state, frequency-changeable compressor 3 discharges high-temperature high-pressure refrigerant all through finned female thread condenser 6；
Cold-producing medium after C, condenser 6 heat release enters vaporizer 1 through electric expansion valve and freezes；
The heat of the refrigerant suction room air in D, vaporizer 1, a large amount of condensed waters are formed at the fin surface of vaporizer, the macromolecule sieve absorption that condensed water is adsorbed by evaporator surface, through valve transfer, are converted into humidity and are recovered as room humidification.
E, according to environment needed for, control system controls the combination of independent cooling module, and continuous cycle heat exchange freezes, and meets that room is temperature required and humidity.
The present invention can realize effective utilization of refrigeration system condensation heat, the quantified controlling of condensation heat can be realized, ensure that air conditioning unit condensing pressure operates within the scope of safety and stability, it is capable of several independent cooling module independent assortments, during demand combinations according to cold, control circuit between several independent cooling modules links by linking together interface with unit allocation box, the operation of system can make the cold of condensed water effectively be recycled, thus reduce air-conditioning power consumption, according to different environmental requirements, the operation being capable of annual whole day weather is energy-efficient, effectively raise refrigeration energy resource consumption in the season efficiency of air-conditioning and annual energy resource consumption efficiency.
Above-described embodiment is presently preferred embodiments of the present invention; it it is not the restriction to technical solution of the present invention; as long as the technical scheme that can realize on the basis of above-described embodiment without creative work, in the range of being regarded as falling into the rights protection of patent of the present invention.
Claims (5)
1. a condensing units fresh air conditioner refrigeration system and refrigerating method, it is characterized in that: mainly include several independent cooling modules, control circuit between several independent cooling modules links by linking together interface with unit allocation box, described independent cooling module includes framework, the bottom of described framework is provided with four pulleys, it is provided with interlayer in described framework, the upper strata of described interlayer is provided with vaporizer, the lower floor of described interlayer is provided with frequency-changeable compressor group and condenser, described frequency-changeable compressor group connects described condenser by check valve and cross valve, described vaporizer one end connects described condenser by electric expansion valve, the described vaporizer other end connects described condenser by cross valve, described condenser is φ 8 female thread elliptical tube condenser.
A kind of condensing units fresh air conditioner refrigeration system the most according to claim 1 and refrigerating method, it is characterised in that: described frequency-changeable compressor group includes that several frequency-changeable compressors are linked together by connecting tube.
A kind of condensing units fresh air conditioner refrigeration system the most according to claim 2 and refrigerating method, it is characterized in that: the import of described frequency-changeable compressor is connected with the outlet of described vaporizer, the outlet of described frequency-changeable compressor is connected with the refrigerant inlet of described condenser.
A kind of condensing units fresh air conditioner refrigeration system the most according to claim 1 and refrigerating method, it is characterised in that: described condenser is finned heat exchanger.
A kind of condensing units fresh air conditioner refrigeration system the most according to claim 1 and refrigerating method, it is characterised in that: refrigerating method mainly comprises the steps that
A, startup power supply, control system controls frequency conversion pressure fan, exhaust blower, fan valve executor work, and after 3 minutes, frequency-changeable compressor group starts, condensing units fresh air conditioner refrigeration system is started working in blower fan work time delay；
B, under refrigerating state, frequency-changeable compressor discharge high-temperature high-pressure refrigerant all through finned female thread condenser；
Cold-producing medium after C, condensation heat release enters evaporator refrigeration through electric expansion valve；
The heat of the refrigerant suction room air in D, vaporizer, a large amount of condensed waters are at vaporizer
Fin surface formed, the macromolecule sieve absorption that condensed water is adsorbed by evaporator surface, through valve transfer, be converted into humidity and be recovered as room and humidify；
E, according to environment needed for, control system controls the combination of independent cooling module, and continuous cycle heat exchange freezes, and meets that room is temperature required and humidity.
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| CN201510647274.4A CN105910189B (en) | 2015-10-09 | 2015-10-09 | Condensation heat recovery fresh air conditioner refrigerating system and refrigerating method |
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Citations (10)
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|---|---|---|---|---|
| JPH07265649A (en) * | 1994-03-31 | 1995-10-17 | Kobe Steel Ltd | Dry dehumidifier |
| JP2003240363A (en) * | 2002-02-20 | 2003-08-27 | Fujitsu General Ltd | Method for controlling multi-chamber type air conditioner |
| CN101535733A (en) * | 2006-11-10 | 2009-09-16 | 大金工业株式会社 | Air conditioner and method of controlling humidity in room |
| CN202253988U (en) * | 2011-09-28 | 2012-05-30 | 深圳科士达科技股份有限公司 | Module-combined-type air conditioner |
| CN102589054A (en) * | 2012-02-29 | 2012-07-18 | 海尔集团公司 | Air conditioner |
| CN103234239A (en) * | 2013-01-31 | 2013-08-07 | 朱军文 | Modular anti-explosion poison-filtering air conditioning system |
| CN103344012A (en) * | 2013-07-01 | 2013-10-09 | 天津市天人世纪科技有限公司 | Device and method for purifying air using biological enzymolysis |
| CN204494630U (en) * | 2015-02-13 | 2015-07-22 | 北京比特瑞旺电脑有限公司 | Indoor and outdoor machine integrated energy-saving air-conditioning |
| CN204555089U (en) * | 2015-03-23 | 2015-08-12 | 南通华信中央空调有限公司 | A kind of free style fresh air conditioner refrigerator module device |
| CN205037469U (en) * | 2015-10-09 | 2016-02-17 | 南通华信中央空调有限公司 | Fresh air conditioning refrigerating system is retrieved to heat of condensation |
-
2015
- 2015-10-09 CN CN201510647274.4A patent/CN105910189B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07265649A (en) * | 1994-03-31 | 1995-10-17 | Kobe Steel Ltd | Dry dehumidifier |
| JP2003240363A (en) * | 2002-02-20 | 2003-08-27 | Fujitsu General Ltd | Method for controlling multi-chamber type air conditioner |
| CN101535733A (en) * | 2006-11-10 | 2009-09-16 | 大金工业株式会社 | Air conditioner and method of controlling humidity in room |
| CN202253988U (en) * | 2011-09-28 | 2012-05-30 | 深圳科士达科技股份有限公司 | Module-combined-type air conditioner |
| CN102589054A (en) * | 2012-02-29 | 2012-07-18 | 海尔集团公司 | Air conditioner |
| CN103234239A (en) * | 2013-01-31 | 2013-08-07 | 朱军文 | Modular anti-explosion poison-filtering air conditioning system |
| CN103344012A (en) * | 2013-07-01 | 2013-10-09 | 天津市天人世纪科技有限公司 | Device and method for purifying air using biological enzymolysis |
| CN204494630U (en) * | 2015-02-13 | 2015-07-22 | 北京比特瑞旺电脑有限公司 | Indoor and outdoor machine integrated energy-saving air-conditioning |
| CN204555089U (en) * | 2015-03-23 | 2015-08-12 | 南通华信中央空调有限公司 | A kind of free style fresh air conditioner refrigerator module device |
| CN205037469U (en) * | 2015-10-09 | 2016-02-17 | 南通华信中央空调有限公司 | Fresh air conditioning refrigerating system is retrieved to heat of condensation |
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| CN105910189B (en) | 2020-06-23 |
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