CN103542602A - Solar energy absorption cooling system based on engine and solar energy refrigerator car - Google Patents
Solar energy absorption cooling system based on engine and solar energy refrigerator car Download PDFInfo
- Publication number
- CN103542602A CN103542602A CN201310511702.1A CN201310511702A CN103542602A CN 103542602 A CN103542602 A CN 103542602A CN 201310511702 A CN201310511702 A CN 201310511702A CN 103542602 A CN103542602 A CN 103542602A
- Authority
- CN
- China
- Prior art keywords
- engine
- generator
- gas
- solar energy
- refrigeration system
- 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.)
- Granted
Links
Images
Classifications
-
- 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
Abstract
The invention provides a solar energy absorption cooling system based on an engine and a solar energy refrigerator car and utilizes the solar energy absorption cooling technology and the automobile engine waste heat recovery technology to realize the cooling function. The traditional fossil fuel is replaced by the renewable solar energy, and the heat energy generated by the engine is utilized at the same time, so that operating cost of the cooling system is saved and carbon emission is reduced.
Description
Technical field
The present invention relates to solar absorption diffusion type Refrigeration Technique, the technical fields such as engine waste heat collection technique and temperature control, relate in particular to a kind of solar absorption refrigeration system and a kind of solar energy refrigeration car based on engine.
Background technology
Refrigerating machine is conventional at present a kind of machinery, no matter is industry or civilian, all needs a large amount of such machinery.Conventional refrigerating machine is compression refigerating machine at present, but compression refrigeration need to consume electric energy, and in cold-producing medium, likely produces the gas of greenhouse gases and destruction atmospheric ozone layer.Along with the development of producing and the raising of living standards of the people, the electric power that air conditioner refrigerating and other various refrigeration consume is more and more, has caused thus the series of problems such as power tense, energy shortage and environmental pollution on the other hand.People more and more pay attention to the use of clean energy resource and regenerative resource, and urgent hope exploitation is various without power consumption, without refrigerating method and the refrigerating machine of greenhouse gases and destruction atmospheric ozone layer gas.
Diffusion absorption refrigeration system is a kind of a kind of environmental protection type refrigeration method of utilizing solar energy and other used heat just can obtain cold, and its compressor-free, does not produce greenhouse gases, does not destroy atmospheric ozone layer yet, therefore earns widespread respect.But the problem such as still have at present that lower, the crucial parts siphon pumps systematic function of heat utilization efficiency is not good, the refrigerating capacity of riser excessive height, unit volume equipment is less than normal, above problem has seriously restricted the commercial applications of diffusion refrigeration system.
It is quite ripe that engine cool technology based on water-cooled has developed.The anti-icing fluid that water-cooled engine is is main component with water or the water of usining is as the engine of cooling medium.It casts out the passage of some water that can circulate at the inwall of cylinder and cylinder cap, and outside engine body, is provided with special radiator.Its advantage is, cylinder body and cylinder cap good rigidity are vibrated littlely, and noise is little, and it is overheated to be not easy.Therefore it is adopted by most automobiles of modern times.Its shortcoming is complicated structure, and quality is heavier, often supplement cooling fluid, and cold start is slower
Therefore, need a kind of refrigeration system of utilizing solar absorption diffusion type Refrigeration Technique and engine waste heat recovery technology to realize refrigerating function, reduce energy waste, be beneficial to device miniaturization.
Summary of the invention
The object of the present invention is to provide a kind of solar absorption refrigeration system and a kind of solar energy refrigeration car based on engine, by this regenerative resource of solar energy, replace traditional fossil fuel, the heat simultaneously engine being produced is used, when having saved refrigerator car operation cost, also reduced carbon emission.
For addressing the above problem, the present invention proposes a kind of solar absorption refrigeration system based on engine and mainly by organizing same unit, forms more, and the basic structure of each unit mainly comprises: solar energy heating part, engine water tank thermal-arrest part, heat pipe, generator, auxiliary pump, condenser, evaporimeter, gas heat-exchanger, absorber, liquid heat-exchanger, liquid storing barrel; Wherein, the inner splendid attire cold-producing medium of generator and absorbent binary solution, the engine water tank waste heat that the solar heat that solar energy heating is partly collected and engine water tank thermal-arrest are partly collected is delivered to generator inside by heat pipe, in generator, binary solution is heated and gas that gas-liquid separation goes out imports condenser, gas liquefaction in condenser flows in evaporimeter by gas heat-exchanger, then diffuses to absorber through evaporimeter gasification; In generator, evaporation liquid later imports in absorber by fluid exchange device, in the liquid that the gas dissolution diffusing out in evaporimeter imports in absorber, solution after dissolving imports in liquid storing barrel and gets back in generator circular response again by fluid exchange device.
Further, described generator also comprises siphon pumps, thermal siphon pump line and the rectifier for gas-liquid separation, in generator, binary solution is heated boiling and produces bubble, bubble impact thermal siphon pump line and make the gas in gas-liquid mixed rise to rectifier and isolate, remaining liquid backflow is to generator.
Further, described cold-producing medium is ammonia, ethamine or methylamine, and described absorbent is water; Or described cold-producing medium is water, described absorbent is lithium chloride, lithium bromide, lithium iodide or calcium chloride; Or described cold-producing medium is sodium sulfocyanate, described absorbent is ammonia, or described cold-producing medium is methyl alcohol, and described absorbent is lithium bromide or zinc bromide.
Further, in absorber or evaporimeter, sneak into rare gas and improve air pressure, the dissolution velocity in the liquid that the gas of accelerating to diffuse out in evaporimeter imports in absorber.
Further, described rare gas is helium or argon gas.
Further, described unit also comprises auxiliary pump, and described auxiliary pump auxiliary liquid interchanger imports to evaporation liquid later in generator in absorber.
Further, described evaporimeter is mainly comprised of one group of two sleeve pipe.
Further, described condenser adopts air natural cooling, and exit arranges valve.
Further, described unit also comprises temperature sensor, and described temperature sensor collection needs the temperature of refrigerating environment, according to the valve of temperature required control condenser, slows down or accelerates refrigerating speed.
Further, described solar energy heating is partly groove type solar thermal-arrest unit, mainly the glass tube of an end opening and embedded heat pipe thereof, consist of, described glass tube inside is provided with the support member that supports described heat pipe, and opening part also will seal between heat pipe and glass tube by seal; The selective absorber coatings of described heat pipe inner surface, heat absorption working medium is equipped with in inside, and outer surface is provided with heat-insulating material, and one end cover that described heat pipe stretches out glass tube has chuck.
Further, the refrigeration scope of described refrigeration system is for bearing 45 degrees Celsius to zero degrees celsius.
The present invention also provides a kind of refrigerator car, comprises compartment and one of above-mentioned solar absorption refrigeration system.
Further, described solar energy heating is partly arranged at car body top; Described generator is arranged at the front end in compartment; Described evaporimeter is placed in the inner side of car body top.
Compared with prior art, solar absorption refrigeration system and the solar energy refrigeration car based on engine of the present invention, by utilizing solar absorption diffusion type Refrigeration Technique and automobile engine waste heat recovery technology to realize refrigerating function; By this regenerative resource of solar energy, replace traditional fossil fuel, the heat simultaneously engine being produced is used, and when having saved refrigeration plant operation cost, has also reduced carbon emission.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the groove type solar thermal-arrest unit of the specific embodiment of the invention;
Fig. 2 is the cross-sectional view of part-structure in the concrete solar absorption refrigeration system of implementing of the present invention;
Fig. 3 is the structural representation of the concrete solar energy refrigeration car of implementing of the present invention.
The specific embodiment
Core concept of the present invention is to disclose a kind of solar absorption refrigeration system and solar energy refrigeration car based on engine, by utilizing solar absorption diffusion type Refrigeration Technique and automobile engine waste heat recovery technology to realize refrigerating function; By this regenerative resource of solar energy, replace traditional fossil fuel, the heat simultaneously engine being produced is used, and when having saved refrigeration plant operation cost, has also reduced carbon emission.
For object of the present invention, feature are become apparent, below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described, yet the present invention can realize by different forms, should not think and just be confined to described embodiment.
Please refer to Fig. 1 to 3, the present invention proposes a kind of solar absorption refrigeration system based on engine, and its core is solar absorption diffusion type refrigerating plant.Solar absorption refrigeration system based on engine mainly forms by organizing same unit more, the basic structure of each unit: solar energy heating part, engine water tank thermal-arrest part, heat pipe, generator 1 and siphon pumps thereof and thermal siphon pump line 2, auxiliary pump 12, rectifier 3, condenser 4 and valve 13 thereof, evaporimeter 5, gas heat-exchanger 6, absorber 7, liquid heat-exchanger 8, liquid storing barrel 9, heater 11, balance pipe 10.Balance pipe 10 is connected to condenser 4 outlet one end and liquid storing barrel one end, to feel
Please refer to Fig. 1, the solar energy acquisition of the present embodiment is partly slot type thermal-arrest unit, mainly the glass tube 1 of an end opening and embedded heat pipe 2 thereof, consist of, described glass tube 1 inside is provided with the support member 3 that supports described heat pipe 2, and opening part also will seal between heat pipe 2 and glass tube 1 by seal 3; The selective absorber coatings 6 of described heat pipe 2 inner surface, heat absorption working medium 7 is equipped with in inside, and outer surface is provided with heat-insulating material, and one end cover that described heat pipe stretches out glass tube has chuck 4.
Wherein, absorption-diffusion type refrigeration differs more greatly with two kinds of boiling points and two kinds of materials very easily dissolving each other form binary solution.The present embodiment, adopts ammonia-water to form binary solution, and the boiling point of ammonia is-33.5 ℃, can be used as cold-producing medium; The boiling point of water is 100 ℃, as absorbent.Add helium as diffusant simultaneously, can replenishment system pressure, improve the condensing temperature of ammonia.This kind of refrigeration machine can be realized negative 45 degrees Celsius of temperature ranges to zero degrees celsius, can meet refrigeration requirement completely.In other embodiments of the invention, cold-producing medium---absorbent can also be water---lithium bromide, water---lithium chloride, water---lithium iodide, water---calcium chloride, ammonia---water, ethamine---water, methylamine---water, sodium sulfocyanate---ammonia, methyl alcohol---lithium bromide, methyl alcohol---zinc bromide etc.
The operation principle of the solar absorption refrigeration system based on engine of the present embodiment is:
The first step: groove type solar thermal-arrest unit (Fig. 2) converts solar energy into heat energy, and heat is delivered to generator 1 inside by heat pipe; Meanwhile engine water tank thermal-arrest part imports generator 1 inside by the heat producing in engine water tank with the same manner, in order to heat liquor ammoniae fortis.
Second step: heated liquor ammoniae fortis saturation boiling, the bubble impact thermal siphon pump line 2 of formation, in generator 1, gas is separated with liquid generation, and the mist of ammonia and water vapour is evaporated to rectifier 3, and solution solubility declines gradually.
The 3rd step: the cooling liquid in rectifier 3 of the water vapour in mist, be back in generator 1, ammonia concentration is progressively increased to and approaches pure ammonia, import in condenser 4.
The 4th step: condenser 4 adopts air natural cooling, due to the control of exit valve, makes condenser 4 internal pressures very large, ammonia liquefaction is liquefied ammonia, through gas heat-exchanger 6, flows in evaporimeter 5.
The 5th step: evaporimeter 5 is that one group of two sleeve pipe forms, and is placed in refrigerator carriage pars intramuralis, and liquid ammonia absorbs heat gasification in evaporimeter 5 outer tubes, diffuses in the absorber 7 being attached thereto.
The 6th step: the siphon pumps 2 in generator 1 is pumped into evaporation liquor ammoniae dilutus later in absorber 7 by fluid exchange device 8 outer tubes, is equipped with auxiliary pump 12 herein, overcomes the insufficient pressure of siphon pumps, improves the efficiency of pump, has strengthened refrigerating capacity.Engine heating power is recycled to generator 1 inside, heat demand when not enough in order to supplementary solar energy.
Wherein, the ammonia diffusing out in evaporimeter 5 is dissolved in liquor ammoniae dilutus in the absorption tube of absorber 7.In order to improve the efficiency that absorbs ammonia, sneak into the rare gas such as helium or argon gas herein and be used as diffusant, can replenishment system pressure, improve the condensing temperature of ammonia, in order to accelerate the dissolving of ammonia.Lysigenous liquor ammoniae fortis imports in liquid storing barrel and gets back to the interior circular response of generator 1 by fluid exchange device 6 inner tubes.
Another major technique of the present invention's design is the utilization to engine cooling water.The evaporation link that the high-temperature water of process engine can import refrigeration system improves the efficiency of evaporation.
Further, this design can utilize temperature sensor to gather environment temperature, slows down or fast reaction speed, thereby reach the effect of controlling temperature according to temperature required control condenser valve.
Please refer to Fig. 3, the present embodiment also provides a kind of solar energy refrigeration car, applying one of the above-mentioned solar absorption refrigeration system based on engine freezes, wherein, solar energy heating is partly placed in the car body top of refrigerator car, adopt solar groove type thermal-arrest scheme, the heat energy of collecting is delivered to generator inside by heat pipe liquor ammoniae fortis is heated.Generator is placed in the front end in compartment, prevents because collision is leaked.Evaporimeter is placed in to the inner side of car body top, as refrigeration unit.The design can utilize temperature sensor to gather temperature in refrigerator carriage, slows down or fast reaction speed, thereby reach the effect of controlling temperature according to temperature required control condenser valve.
Above-mentioned solar energy refrigeration car, the simultaneously absorption technology of applied solar energy and engine waste heat recovery technology.Solar energy, as a kind of regenerative resource, can reduce the consumption of refrigerator car fuel to a great extent simultaneously, has both reduced operation cost, can reduce carbon emission again.From the double angle of economy and environment, therefore the present invention has very high practical value and novelty.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (13)
1. the solar absorption refrigeration system based on engine, it is characterized in that, mainly by organizing same unit, form, the basic structure of each unit mainly comprises more: solar energy heating part, engine water tank thermal-arrest part, heat pipe, generator, auxiliary pump, condenser, evaporimeter, gas heat-exchanger, absorber, liquid heat-exchanger, liquid storing barrel; Wherein, the inner splendid attire cold-producing medium of generator and absorbent binary solution, the engine water tank waste heat that the solar heat that solar energy heating is partly collected and engine water tank thermal-arrest are partly collected is delivered to generator inside by heat pipe, in generator, binary solution is heated and gas that gas-liquid separation goes out imports condenser, gas liquefaction in condenser flows in evaporimeter by gas heat-exchanger, then diffuses to absorber through evaporimeter gasification; In generator, evaporation liquid later imports in absorber by fluid exchange device, in the liquid that the gas dissolution diffusing out in evaporimeter imports in absorber, solution after dissolving imports in liquid storing barrel and gets back in generator circular response again by fluid exchange device.
2. the solar absorption refrigeration system based on engine as claimed in claim 1, it is characterized in that, described generator also comprises siphon pumps, thermal siphon pump line and the rectifier for gas-liquid separation, in generator, binary solution is heated boiling and produces bubble, bubble impact thermal siphon pump line and make the gas in gas-liquid mixed rise to rectifier and isolate, remaining liquid backflow is to generator.
3. the solar absorption refrigeration system based on engine as claimed in claim 1 or 2, is characterized in that, described cold-producing medium is ammonia, ethamine or methylamine, and described absorbent is water; Or described cold-producing medium is water, described absorbent is lithium chloride, lithium bromide, lithium iodide or calcium chloride; Or described cold-producing medium is sodium sulfocyanate, described absorbent is ammonia, or described cold-producing medium is methyl alcohol, and described absorbent is lithium bromide or zinc bromide.
4. the solar absorption refrigeration system based on engine as claimed in claim 1, it is characterized in that, in absorber or evaporimeter, sneak into rare gas and improve air pressure, the dissolution velocity in the liquid that the gas of accelerating to diffuse out in evaporimeter imports in absorber.
5. the solar absorption refrigeration system based on engine as claimed in claim 4, is characterized in that, described rare gas is helium or argon gas.
6. the solar absorption refrigeration system based on engine as claimed in claim 1, is characterized in that, described unit also comprises auxiliary pump, and described auxiliary pump auxiliary liquid interchanger imports to evaporation liquid later in generator in absorber.
7. the solar absorption refrigeration system based on engine as claimed in claim 1, is characterized in that, described evaporimeter is mainly comprised of one group of two sleeve pipe.
8. the solar absorption refrigeration system based on engine as claimed in claim 1, is characterized in that, described condenser adopts air natural cooling, and in exit, by-pass valve control is set.
9. the solar absorption refrigeration system based on engine as claimed in claim 8, it is characterized in that, described unit also comprises temperature sensor, and described temperature sensor collection needs the temperature of refrigerating environment, according to the valve of temperature required control condenser, slows down or accelerates refrigerating speed.
10. the solar absorption refrigeration system based on engine as claimed in claim 1, it is characterized in that, described solar energy heating is partly groove type solar thermal-arrest unit, mainly by the glass tube of an end opening and embedded heat pipe thereof, formed, described glass tube inside is provided with the support member that supports described heat pipe, and opening part also will seal between heat pipe and glass tube by seal; The selective absorber coatings of described heat pipe inner surface, heat absorption working medium is equipped with in inside, and outer surface is provided with heat-insulating material, and one end cover that described heat pipe stretches out glass tube has chuck.
11. solar absorption refrigeration systems based on engine as claimed in claim 1, is characterized in that, the refrigeration scope of described refrigeration system is for bearing 45 degrees Celsius to zero degrees celsius.
12. 1 kinds of solar energy refrigeration cars, is characterized in that, comprise the solar absorption refrigeration system described in any one in compartment and claim 1 to 11.
13. solar energy refrigeration cars as claimed in claim 12, is characterized in that, described solar energy heating is partly arranged at car body top; Described generator is arranged at the front end in compartment; Described evaporimeter is placed in the inner side of car body top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310511702.1A CN103542602B (en) | 2013-10-24 | 2013-10-24 | Based on solar absorption refrigeration system and the solar energy refrigerator car of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310511702.1A CN103542602B (en) | 2013-10-24 | 2013-10-24 | Based on solar absorption refrigeration system and the solar energy refrigerator car of engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103542602A true CN103542602A (en) | 2014-01-29 |
| CN103542602B CN103542602B (en) | 2015-10-21 |
Family
ID=49966312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310511702.1A Expired - Fee Related CN103542602B (en) | 2013-10-24 | 2013-10-24 | Based on solar absorption refrigeration system and the solar energy refrigerator car of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103542602B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766356A (en) * | 2016-11-11 | 2017-05-31 | 江苏大学 | A kind of solar energy assisted absorption refrigerating plant for refrigerator car |
| CN112027311A (en) * | 2020-09-15 | 2020-12-04 | 屠伟珍 | Multi-heat-pipe temperature-control cold-chain logistics box capable of being flexibly adjusted |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0769093B2 (en) * | 1990-04-10 | 1995-07-26 | 東京瓦斯株式会社 | Cogeneration system for generating cold water and subway cooling system using the same |
| CN101216218A (en) * | 2008-01-17 | 2008-07-09 | 南京工业大学 | Hot pipe receiver for trough type line focusing solar heat-collector |
| CN201363960Y (en) * | 2009-03-16 | 2009-12-16 | 浙江工商大学 | Solar energy and engine waste heat double-energy refrigeration air conditioner for automobile |
| CN101943445A (en) * | 2009-07-07 | 2011-01-12 | 韦军 | Self-flow solar refrigeration air conditioner |
| CN102494431A (en) * | 2011-12-01 | 2012-06-13 | 广州铁路职业技术学院 | Absorption type refrigeration air conditioner device using mixed energy of solar energy and biomass |
-
2013
- 2013-10-24 CN CN201310511702.1A patent/CN103542602B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0769093B2 (en) * | 1990-04-10 | 1995-07-26 | 東京瓦斯株式会社 | Cogeneration system for generating cold water and subway cooling system using the same |
| CN101216218A (en) * | 2008-01-17 | 2008-07-09 | 南京工业大学 | Hot pipe receiver for trough type line focusing solar heat-collector |
| CN201363960Y (en) * | 2009-03-16 | 2009-12-16 | 浙江工商大学 | Solar energy and engine waste heat double-energy refrigeration air conditioner for automobile |
| CN101943445A (en) * | 2009-07-07 | 2011-01-12 | 韦军 | Self-flow solar refrigeration air conditioner |
| CN102494431A (en) * | 2011-12-01 | 2012-06-13 | 广州铁路职业技术学院 | Absorption type refrigeration air conditioner device using mixed energy of solar energy and biomass |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766356A (en) * | 2016-11-11 | 2017-05-31 | 江苏大学 | A kind of solar energy assisted absorption refrigerating plant for refrigerator car |
| CN112027311A (en) * | 2020-09-15 | 2020-12-04 | 屠伟珍 | Multi-heat-pipe temperature-control cold-chain logistics box capable of being flexibly adjusted |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103542602B (en) | 2015-10-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105003328B (en) | The combined power and cooling system that a kind of residual heat of tail gas of automobile is recycled | |
| CN100533004C (en) | High-efficiency low-temperature absorptive refrigerating machine | |
| CN103868278B (en) | Low-grade energy drives CO2absorption type cold-hot chp system | |
| CN103808060B (en) | Band flash vessel two-stage absorbs Equations of The Second Kind lithium bromide absorption type heat pump unit | |
| CN201615651U (en) | Refrigeration heat pump device taking high-temperature flue gas as power | |
| CN105444457A (en) | Two-stage type absorption refrigerating unit and control method thereof | |
| CN108870511A (en) | Steam, which suspends, condenses heat source tower heat pump heat supply station | |
| CN104454232A (en) | Fuel gas generator set waste heat utilization device | |
| CN203704433U (en) | Two-stage lithium bromide absorption heat transformer unit with flash evaporator | |
| CN103542602B (en) | Based on solar absorption refrigeration system and the solar energy refrigerator car of engine | |
| CN107200372B (en) | Seawater desalination system and method | |
| CN105972858A (en) | System and method for supplying energy and storing energy by utilizing waste heat of air compressor | |
| CN205346874U (en) | Solar energy absorbs formula sea water desalination device | |
| CN102331107A (en) | Type-III absorption generating system and type-III absorption heat pump | |
| CN202073655U (en) | Integrated distributed energy system | |
| CN102052801A (en) | Refrigeration and heat pump device driven by using high-temperature flue gas | |
| CN203614267U (en) | Waste heat utilization apparatus of combustion gas generating set | |
| CN103808059B (en) | Secondary generation secondary absorbs Equations of The Second Kind lithium bromide absorption type heat pump unit | |
| CN204730508U (en) | A kind ofly apply the energy-conservation device of lithium bromide | |
| CN203704432U (en) | Secondary-generating and secondary-absorbing second type lithium bromide absorption type heat pump unit | |
| CN208901496U (en) | Steam, which suspends, condenses heat source tower heat pump heat supply station | |
| CN101975487B (en) | Diffused absorption refrigeration and hot water system using solar power | |
| CN207865756U (en) | Injection-absorbing composite refrigeration system based on regenerative resource driving | |
| CN206409344U (en) | Recuperation of heat TRT | |
| CN205383812U (en) | Two -stage formula absorption refrigeration unit and controlling means thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20181024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |