CN103335443A - Waste heat recovered refrigeration air conditioning system - Google Patents
Waste heat recovered refrigeration air conditioning system Download PDFInfo
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- CN103335443A CN103335443A CN2013102435323A CN201310243532A CN103335443A CN 103335443 A CN103335443 A CN 103335443A CN 2013102435323 A CN2013102435323 A CN 2013102435323A CN 201310243532 A CN201310243532 A CN 201310243532A CN 103335443 A CN103335443 A CN 103335443A
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- air compressor
- deep fat
- heat exchanger
- hot water
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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]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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Abstract
The invention relates to a waste heat recovered refrigeration air conditioning system, which comprises a screw oil-lubricated air compressor, a hot oil heat exchanger and a lithium bromide refrigerator, wherein two hot water ports of the lithium bromide refrigerator are connected with a hot water inlet channel and a hot water outlet channel, and two cold water ports of the lithium bromide refrigerator are connected with a cold water inlet channel and a cold water outlet channel; and the lithium bromide refrigerator is connected with one side of the hot oil heat exchanger to exchange heat with the screw oil-lubricated air compressor connected with the other side of the hot oil heat exchanger. According to the system, an oil duct of the air compressor is additionally provided with the hot oil heat exchanger, so that heat generated by the air compressor can be exchanged by the heat exchanger, high temperature hot water is generated and delivered to one end of the refrigerator for supplying heat, and the waste heat of the air compressor can be effectively recycled. According to the system, a second temperature control valve is arranged between the hot oil outlet channel and a flow dividing channel and is used for controlling the oil temperature of the air compressor, when the hot oil has high temperature, the hot oil is guided to the conventional cooler and is cooled and recycled, and when the hot oil has low temperature, the hot oil directly flows back to the air compressor for treatment.
Description
Technical field
The present invention relates to field of air conditioning, particularly a kind of refrigeration structure of refrigeration air-conditioner.
Background technology
On general air compressor, be that used heat that its compression is generated directly utilizes fan to blow in the atmosphere and discharges mostly, the energy of this part wastes in atmospheric environment its utilization.And for the pipeline circulating system of the output of the deep fat of air compressor machine and cooling oil return, because the hot oil temperature of output according to circumstances can be 75～100 ℃ of high-temperature hot oils when the gs-oil separator of air compressor machine inside separated, all be designed on the conventional pipelines deep fat of gs-oil separator is directly turned back in the compressor head through becoming 55～70 ℃ after the oil cooler cooling, so the heat of about 20 ℃ of this part temperature difference quite is wasted.
Summary of the invention
In order to overcome the used heat waste that existing air compressor machine produces, the invention provides a kind of system that air compressor machine generation used heat is reclaimed, it utilizes used heat to reach the purpose that chilled water is freezed.
The present invention is achieved through the following technical solutions: a kind of refrigerated air-conditioning system of Waste Heat Recovery, comprise that screw rod has oily air compressor and lithium bromide refrigerator, two hot water ports of lithium bromide refrigerator connect hot water input channel and hot water output channel respectively, two cold water ports of lithium bromide refrigerator are connected with the cold water output channel with the cold water input channel respectively, the hot water input channel that lithium bromide refrigerator connects, the hot water output channel has oily air compressor heat exchange by connecting deep fat heat exchanger one side with the screw rod that is connected deep fat heat exchanger opposite side, described screw rod has oily air compressor to comprise gs-oil separator, gs-oil separator is connected to the Compressed Gas output respectively, deep fat output channel and drainback passage, described deep fat output channel and drainback passage are connected in screw rod the first interior air compressor machine temperature-sensing valve of oily air compressor.
As further describing, described deep fat output channel connects an end and the bypass passageways of hot switching path, the other end of hot switching path connects oil discharge passage, and described hot switching path, hot water input channel and hot water output channel are connected with described deep fat heat exchanger.
As the further description to such scheme, described split channel is connected with high temperature drainback passage and low temperature drainback passage respectively by second temperature-sensing valve, described high temperature drainback passage is communicated with described drainback passage through oil cooler, and described low temperature drainback passage is communicated with described drainback passage.
Further description as to such scheme is provided with the bypath valve switch between deep fat output channel and the split channel, the two ends of hot switching path are respectively equipped with a deep fat crossover valve door switch.
As the further description to such scheme, described deep fat heat exchanger is plate type heat exchanger, shell heat exchanger or double pipe heat exchanger.
The present invention can also be achieved through the following technical solutions: a kind of refrigerated air-conditioning system of Waste Heat Recovery, comprise that screw rod has oily air compressor and refrigeration system, also comprise the deep fat heat exchanger, described screw rod has oily air compressor to comprise gs-oil separator and oil cooler, described refrigeration system comprises lithium bromide refrigerator, described gs-oil separator is connected to the Compressed Gas output respectively, deep fat output channel and drainback passage, described deep fat output channel connects gs-oil separator and deep fat heat exchanger, described drainback passage connects the deep fat heat exchanger and screw rod has the first interior air compressor machine temperature-sensing valve of oily air compressor, the described first air compressor machine temperature-sensing valve is connected with oil cooler, described hot switching path, the hot water input channel is connected with described deep fat heat exchanger with the hot water output channel, two hot water ports of described lithium bromide refrigerator are connected with the hot water output channel with the hot water input channel respectively, two cold water ports of lithium bromide refrigerator are connected with the cold water output channel with the cold water input channel respectively, the hot water input channel that lithium bromide refrigerator connects, the hot water output channel has oily air compressor heat exchange by connecting deep fat heat exchanger one side with the screw rod that is connected deep fat heat exchanger opposite side.
The invention has the beneficial effects as follows: native system increases the deep fat heat exchanger at the oil duct place of air compressor machine, the heat that air compressor machine can be produced by the heat exchanger heat-shift produce high-temperature-hot-water to an end of refrigeration machine in order to heat supply, can effectively utilize the used heat that reclaims air compressor machine.Between drainback passage and split channel, be provided with high temperature drainback passage and low temperature drainback passage and be provided with second temperature-sensing valve in its junction, can further control the delivery cycle route of deep fat, constant compressor operation temperature, guarantee that air compressor machine normally moves, when deep fat is in high temperature, then be directed at original cooler cooling processing recirculation, then directly flow back to air compressor machine during low temperature and handle.Native system also is provided with first valve switch between deep fat output channel and split channel, be used for bypass.Native system passes through to reclaim the used heat of air compressor machine, can produce up to the hot water more than 70 ℃ to be used for refrigeration, and the waste heat recovery amount is equivalent to more than 60% of air compressor machine shaft power, and Waste Heat Recovery rate height is good in economic efficiency; In addition, refrigeration machine divides the chilled water that can produce 5～10 ℃ to be used for also can be used for the freezing demand of other equipment outside the central air-conditioning refrigeration.
Description of drawings
Fig. 1 is overall structure rough schematic view of the present invention.
Fig. 2 is the structure principle chart that screw rod has oily air compressor.
Fig. 3 is the structure principle chart of lithium bromide refrigerator.
Fig. 4 is another overall structure rough schematic view of the present invention.
Wherein: 1, screw rod has oily air compressor, and 2, lithium bromide refrigerator, 3, the deep fat heat exchanger; 11, deep fat output channel, 12, drainback passage, 13, split channel, 14, the high temperature drainback passage, 15, the low temperature drainback passage, 16, oil cooler, 17, the Compressed Gas output, 18, water circulating pump, 19, the proportional integral valve; 21, hot water input channel, 22, the hot water output channel, 23, the cold water input channel, 24, the cold water output channel; 25, generator, 26, condenser, 27, absorber, 28, evaporimeter; 31, hot switching path; 41, the first air compressor machine temperature-sensing valve, 42, second temperature-sensing valve, 43, the bypath valve switch, 44, deep fat crossover valve door switch; 51, compressor head, 52, gs-oil separator, 53, gas system; 6, system's end.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described: embodiment 1, as Fig. 1 ~ shown in Figure 3, a kind of refrigerated air-conditioning system of Waste Heat Recovery, comprise that screw rod has oily air compressor 1, lithium bromide refrigerator 2 and deep fat heat exchanger 3, described deep fat heat exchanger 3 can be selected plate type heat exchanger as required, shell heat exchanger or double pipe heat exchanger etc., two hot water ports of described lithium bromide refrigerator 2 connect hot water input channel 21 and hot water output channel 22 respectively, two cold water ports of lithium bromide refrigerator 2 are connected with cold water output channel 24 with cold water input channel 23 respectively, the hot water input channel 21 that lithium bromide refrigerator 2 connects, hot water output channel 22 has oily air compressor 1 heat exchange by connecting deep fat heat exchanger 3 one sides with the screw rod that is connected deep fat heat exchanger 3 opposite sides, screw rod has oily air compressor 1 to comprise gs-oil separator 52, gs-oil separator 52 is connected to Compressed Gas output 17 respectively, deep fat output channel 11 and drainback passage 12, described deep fat output channel 11 and drainback passage 12 are connected in screw rod the first interior air compressor machine temperature-sensing valve 41 of oily air compressor, 21 are provided with proportional integral valve 19 on the described hot water input channel, described hot water output channel 22 is provided with water circulating pump 18, and this water circulating pump 18 is variable frequency pump.
Described screw rod has oily air compressor 1 to comprise compressor head 51 and gs-oil separator 52, after utilizing compressor head 51 to compress to the low-temperature atmosphere-pressure gas that sucks, because a large amount of heat of the compressed release of air, temperature is received and produced to heat by oil, aspiration is that 75～100 ℃, pressure are 6～8kg/cm
2The oil gas mixture of HTHP, this partially mixed body enters oily device separator 52 to carry out oil and separates with compressed-air actuated, wherein compression and isolated high temperature compressed gas cool off through gas system 53, and process Compressed Gas output 17 output low temperature Compressed Gas are to outside; And isolated deep fat is namely by the hot water I/O channel heat-shift of deep fat heat exchanger 3 with lithium bromide refrigerator 2 one ends, and by the cooling of oil cooler 17 places, the oil that is cooled to 55～70 ℃ is got back to the compressor head place, therefore oil system circulates, main effect is transportation heat and cooling and lubricating compressor head 51, and hot water is warming up to more than 70 ℃ after entering deep fat heat exchanger 3 absorption heats by water circulating pump 18 input channels, 19 pairs of water temperatures of passing ratio integral valve are controlled, enter into the generator of lithium bromide refrigerator 2 by pipeline, carry out the heat exchange release heat, hot water after the cooling turns back to hot water output channel circulation heating like this again, and used heat is reached lithium bromide refrigerator 2 one sides in order to heat supply; Lithium bromide refrigerator 2 utilizes the heat that provides to freeze, wherein, lithium bromide refrigerator inside comprises evaporimeter 28, absorber 27, generator 25 and condenser 26, it produces the characteristic of phase-state change by utilizing condensing agent and absorbent solution in temperature and air pressure factor, the heat that provides circulated in said structure drive to flow: when lithium bromide water solution is subjected to the heating of heat medium water in generator 25 after, water in the solution is constantly vaporized, continuous vaporization along with water, lithium bromide water solution concentration in the generator 25 constantly raises, and enters absorber 27; Steam enters condenser 26, condenses behind the cooling water temperature in the device 26 that is condensed, and becomes the aqueous water of high pressure low temperature; When the water in the condenser 26 enters evaporimeter 28 by choke valve, former thereby rapid expansion vaporization because of atmospheric pressure, and in vaporescence a large amount of heats that absorb chilled water in the evaporimeters 28, thereby reach the purpose of cooling refrigeration, in this process, the water at low temperature steam enters absorber 27, the lithium bromide water solution that is absorbed in the device 27 absorbs, solution concentration progressively reduces, and sends generator 25 back to by circulating pump again, then finishes whole circulation.Freeze the about 5-10 of cold water ℃ that produces, generation cold water is also delivered to system's end 6 and is carried out cold feed, wherein, system's end 6 can be air conditioning terminal, fan coil place or fin, cold water is warmed up to the evaporimeter 28 that the 12-15 degree turns back to lithium bromide refrigerator by the road and repeats refrigeration after heat exchange, so circulation.
As further describing, described deep fat output channel 11 connects an end and the split channel 13 of hot switching path 31, the other end of hot switching path connects split channel, and described hot switching path 31, hot water input channel 21 and hot water output channel 22 are connected with described deep fat heat exchanger 3.Be provided with bypath valve switch 43 between deep fat output channel 11 and the split channel 13, be used for bypass, the two ends of hot switching path 31 are respectively equipped with a deep fat crossover valve door switch 44.
As the further description to such scheme, described split channel 13 is connected with high temperature drainback passage 14 and low temperature drainback passage 15 respectively by second temperature-sensing valve 42, this second temperature-sensing valve 42 and the first air compressor machine temperature-sensing valve 41 position when actual installation can exchange, it adopts compressor oil temperature-sensing valve or temperature control type electric T-shaped valve, described high temperature drainback passage 14 is communicated with described drainback passage 12 through oil cooler 16, this oil cooler 16 comprises air cooled chiller and water-cooled cooler, and described low temperature drainback passage 15 is communicated with described drainback passage 12.Setting by valve switch and temperature-sensing valve; can carry out the selection of circulation canal according to oily temperature: oil is warm to carry out the heat exchange cooling by deep fat heat exchanger 3 when too high; turn back to second temperature-sensing valve, 42 places then and judge oil temperature height; then lead to oil cooler 54 places coolings by high temperature drainback passage 14 and be back to drainback passage 12 if oily temperature is still too high; then directly be back to drainback passage 12 by low temperature drainback passage 15 if the oil temperature is low; so can protect air compressor machine under proper temperature, to move, can be because of the normal operation that influences air compressor machine too high or too low for temperature.
As shown in Figure 4, a kind of refrigerated air-conditioning system of Waste Heat Recovery, comprise that screw rod has oily air compressor 1 and refrigeration system, also comprise deep fat heat exchanger 3, described screw rod has oily air compressor 1 to comprise gs-oil separator 52 and oil cooler 16, described refrigeration system comprises lithium bromide refrigerator 2, described gs-oil separator 52 is connected to Compressed Gas output 17 respectively, deep fat output channel 11 and drainback passage 12, described deep fat output channel 11 connects gs-oil separator 52 and deep fat heat exchanger 3, described drainback passage 12 connection deep fat heat exchangers 3 and screw rod have the first air compressor machine temperature-sensing valve 41 in the oily air compressor 1, the described first air compressor machine temperature-sensing valve 41 is connected 16 with oil cooler, described hot switching path 31, hot water input channel 21 is connected with described deep fat heat exchanger 3 with hot water output channel 22, two hot water ports of described lithium bromide refrigerator 2 are connected with hot water output channel 22 with hot water input channel 21 respectively, two cold water ports of lithium bromide refrigerator 2 are connected with cold water output channel 24 with cold water input channel 23 respectively, the hot water input channel 21 that lithium bromide refrigerator 2 connects, hot water output channel 22 has oily air compressor 1 heat exchange by connecting deep fat heat exchanger 3 one sides with the screw rod that is connected deep fat heat exchanger 3 opposite sides.The difference of this embodiment and embodiment 1 is: the first air compressor machine temperature-sensing valve 41 that the position is set is different, deep fat behind the deep fat heat exchanger 3 of directly flowing through after gs-oil separator 16 comes out again through the first air compressor machine temperature-sensing valve 41 flow to screw rod the oil cooler 16 of oily air compressor 1 is arranged after more compressed machine head 51 be back to gs-oil separator 16, other pipeline connection and MEDIA FLOW are no longer described at this to identical with embodiment 1.
Native system is undertaken heat exchange to the air compressor machine high temperature oil by the deep fat heat exchanger, recuperation of heat by air compressor machine is used for lithium bromide refrigerator, it has improved organic efficiency, the heat of air compressor machine is normally blown in the atmosphere by fan and wastes, and can reach effective conversion of heat by present technique, the heat of waste is re-used, have only water pump need consume seldom after the system reform, and the refrigeration plant that need not to consume energy just can reach the purpose of refrigeration, energy-conservation value is very big, the heat that air compressor machine produces is turned waste into wealth, and its amount of energy saving is bigger, and energy-conservation value is more obvious.
Describe specific embodiments of the invention above in detail.But should be appreciated that embodiments of the present invention are not limited in above-described embodiment, the description of above-described embodiment only is used for helping to understand spirit of the present invention.Under disclosed spirit, the various variation examples to the present invention does all fall within the scope of the present invention.
Claims (8)
1. the refrigerated air-conditioning system of a Waste Heat Recovery, comprise that screw rod has oily air compressor and refrigeration system, it is characterized in that also comprising the deep fat heat exchanger, described screw rod has oily air compressor to comprise gs-oil separator, described refrigeration system comprises lithium bromide refrigerator, described gs-oil separator is connected to the Compressed Gas output respectively, deep fat output channel and drainback passage, described deep fat output channel and drainback passage are connected in screw rod the first interior air compressor machine temperature-sensing valve of oily air compressor, described deep fat output channel connects an end and the split channel of hot switching path, the other end of hot switching path connects split channel, described hot switching path, the hot water input channel is connected with described deep fat heat exchanger with the hot water output channel, two hot water ports of described lithium bromide refrigerator are connected with the hot water output channel with the hot water input channel respectively, two cold water ports of lithium bromide refrigerator are connected with the cold water output channel with the cold water input channel respectively, the hot water input channel that lithium bromide refrigerator connects, the hot water output channel has oily air compressor heat exchange by connecting deep fat heat exchanger one side with the screw rod that is connected deep fat heat exchanger opposite side.
2. the refrigerated air-conditioning system of a kind of Waste Heat Recovery according to claim 1, it is characterized in that: deep fat output channel and split channel are provided with the bypath valve switch, and the two ends of hot switching path are respectively equipped with a deep fat crossover valve door switch.
3. the refrigerated air-conditioning system of a kind of Waste Heat Recovery according to claim 1 and 2, it is characterized in that: described split channel is connected with high temperature drainback passage and low temperature drainback passage respectively by second temperature-sensing valve, described high temperature drainback passage is communicated with described drainback passage through oil cooler, and described low temperature drainback passage is communicated with described drainback passage.
4. the refrigerated air-conditioning system of a kind of Waste Heat Recovery according to claim 3, it is characterized in that: described second temperature-sensing valve is air compressor machine temperature-sensing valve or temperature control type electric T-shaped valve.
5. the refrigerated air-conditioning system of a kind of Waste Heat Recovery according to claim 1, it is characterized in that: described deep fat heat exchanger is plate type heat exchanger, shell heat exchanger or double pipe heat exchanger.
6. the refrigerated air-conditioning system of a kind of Waste Heat Recovery according to claim 1, it is characterized in that: described hot water input channel is provided with the proportional integral valve.
7. the refrigerated air-conditioning system of a kind of Waste Heat Recovery according to claim 1, it is characterized in that: described hot water output channel is provided with water circulating pump.
8. the refrigerated air-conditioning system of a Waste Heat Recovery, comprise that screw rod has oily air compressor and refrigeration system, it is characterized in that also comprising the deep fat heat exchanger, described screw rod has oily air compressor to comprise gs-oil separator and oil cooler, described refrigeration system comprises lithium bromide refrigerator, described gs-oil separator is connected to the Compressed Gas output respectively, deep fat output channel and drainback passage, described deep fat output channel connects gs-oil separator and deep fat heat exchanger, described drainback passage connects the deep fat heat exchanger and screw rod has the first interior air compressor machine temperature-sensing valve of oily air compressor, the described first air compressor machine temperature-sensing valve is connected with oil cooler, described hot switching path, the hot water input channel is connected with described deep fat heat exchanger with the hot water output channel, two hot water ports of described lithium bromide refrigerator are connected with the hot water output channel with the hot water input channel respectively, two cold water ports of lithium bromide refrigerator are connected with the cold water output channel with the cold water input channel respectively, the hot water input channel that lithium bromide refrigerator connects, the hot water output channel has oily air compressor heat exchange by connecting deep fat heat exchanger one side with the screw rod that is connected deep fat heat exchanger opposite side.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013102435323A CN103335443A (en) | 2013-06-19 | 2013-06-19 | Waste heat recovered refrigeration air conditioning system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013102435323A CN103335443A (en) | 2013-06-19 | 2013-06-19 | Waste heat recovered refrigeration air conditioning system |
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| CN103335443A true CN103335443A (en) | 2013-10-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442800A (en) * | 2018-12-03 | 2019-03-08 | 深圳市新宏达利能源技术有限公司 | A kind of air compressor machine of band refrigeration |
| CN116147219A (en) * | 2022-11-22 | 2023-05-23 | 中国成达工程有限公司 | Energy-saving system and method in ABS production system |
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| JPH11101528A (en) * | 1997-09-29 | 1999-04-13 | Utsunomiya Kucho:Kk | Absorption and freezing system air conditioner utilizing waste as heat source |
| KR101141422B1 (en) * | 2010-12-21 | 2012-07-12 | 엘지전자 주식회사 | Heat pump system for using waste heat of oil |
| CN202521936U (en) * | 2011-11-04 | 2012-11-07 | 苏州优能节能技术有限公司 | Waste heat absorption refrigeration device for micro-oil screw air compressor |
| CN202718837U (en) * | 2012-07-25 | 2013-02-06 | 上海安悦节能技术有限公司 | Waste heat recovery and gradient utilization device of air compressor |
| CN203518319U (en) * | 2013-06-19 | 2014-04-02 | 刘志红 | Refrigerating air conditioner system for recycling waste heat |
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2013
- 2013-06-19 CN CN2013102435323A patent/CN103335443A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH11101528A (en) * | 1997-09-29 | 1999-04-13 | Utsunomiya Kucho:Kk | Absorption and freezing system air conditioner utilizing waste as heat source |
| KR101141422B1 (en) * | 2010-12-21 | 2012-07-12 | 엘지전자 주식회사 | Heat pump system for using waste heat of oil |
| CN202521936U (en) * | 2011-11-04 | 2012-11-07 | 苏州优能节能技术有限公司 | Waste heat absorption refrigeration device for micro-oil screw air compressor |
| CN202718837U (en) * | 2012-07-25 | 2013-02-06 | 上海安悦节能技术有限公司 | Waste heat recovery and gradient utilization device of air compressor |
| CN203518319U (en) * | 2013-06-19 | 2014-04-02 | 刘志红 | Refrigerating air conditioner system for recycling waste heat |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442800A (en) * | 2018-12-03 | 2019-03-08 | 深圳市新宏达利能源技术有限公司 | A kind of air compressor machine of band refrigeration |
| CN116147219A (en) * | 2022-11-22 | 2023-05-23 | 中国成达工程有限公司 | Energy-saving system and method in ABS production system |
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Application publication date: 20131002 |