CN104633881A - Heat energy recycling injection type air conditioner - Google Patents
Heat energy recycling injection type air conditioner Download PDFInfo
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- CN104633881A CN104633881A CN201510073486.6A CN201510073486A CN104633881A CN 104633881 A CN104633881 A CN 104633881A CN 201510073486 A CN201510073486 A CN 201510073486A CN 104633881 A CN104633881 A CN 104633881A
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- Prior art keywords
- condenser
- air
- pipeline
- communicated
- evaporator
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Classifications
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- 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
- F25B19/00—Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour
- F25B19/02—Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour using fluid jet, e.g. of steam
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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
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
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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
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
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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]
- Y02B30/56—Heat recovery units
Abstract
The invention provides a heat energy recycling injection type air conditioner which comprises a main injector, a condenser and a pre-cooling evaporator. The main injector is connected with the condenser, the condenser is provided with an outer pipeline and an inner pipeline arranged in the outer pipeline, and a first throttling valve is arranged in the pre-cooling evaporator. When the air conditioner refrigerates, refrigerants from the main injector can be cooled into a liquid state by the outer pipeline of the condenser, the liquid state refrigerants are conveyed to the pre-cooling evaporator and can be converted into refrigerant steam by the first throttling valve in the pre-cooling evaporator, and the refrigerant steam is conveyed into the inner pipeline of the condenser to absorb heat. The heat energy recycling injection type air conditioner can solve the problems that the heat energy of an existing injection type air conditioner cannot be recycled and the use rate of the heat energy is low.
Description
Technical field
The present invention relates to field of air conditioning, in particular to a kind of injecting type air-conditioning of heat energy recycling.
Background technology
Air-conditioning conventional is at present primarily of compressor, condenser, choke valve and evaporimeter composition, and wherein choke valve is expansion valve again.The refrigeration principle of compressed air conditioner is: the refrigerant vapor compression of low-pressure low-temperature is become the gas of high pressure-temperature by compressor, and be delivered to condenser, the gas of high pressure-temperature is cooled to the liquid of temperature in high pressure and is discharged in surrounding environment by liquefaction liberated heat by condenser, in high pressure, the liquid refrigerant of temperature becomes the gas of low-pressure low-temperature and the mixture of liquid through the reducing pressure by regulating flow of choke valve again, the refrigerant liquid of low-pressure low-temperature evaporates the gas simultaneously stability amount of heat becoming low-pressure low-temperature in evaporimeter, thus reaches the object of refrigeration.
Steam-sprayed air-conditioning is the air-conditioning utilizing steam jet ejector to replace compressor operating, primarily of injector, condenser, evaporimeter, choke valve composition.The main working process of steam-sprayed air-conditioning is: refrigerant vapour enters injector, certain vacuum is formed at nozzle exit after undergoes rapid expansion, attract the refrigerant vapour of the low-temp low-pressure in evaporimeter, therefore the cold-producing medium in evaporimeter constantly evaporates, because of heat absorption during evaporation, thus reach refrigeration object.The refrigerant vapour that injected device sucks and the refrigerant vapour that injector sprays are mixed to form the refrigerant vapour of HTHP in injector exit, be compressed in condenser, be condensed into liquid refrigerant within the condenser, refrigerant liquefaction liberated heat is dispersed in surrounding environment.From condenser out in the liquid refrigerant of warm high pressure be divided into two-way, a route liquor pump supercharging, is back in generator, and the gas-liquid mixture that another road becomes low-temp low-pressure after choke valve step-down enters evaporation endothermic in evaporimeter.Because prior art ejection efficiency is very low, never practicality.
From the operation principle of air-conditioning, operationally, the effect of condenser is all that the gaseous refrigerant condenses of high pressure is become high-pressure liquid shape for compressor-type air-conditioning and steam-sprayed air-conditioning, and therefore condenser all can distribute a large amount of heats by environment towards periphery.
In prior art, the heat energy in injecting type air-conditioning can not be recycled utilization, and heat utilization rate is lower, and air-conditioning power consumption is larger.
Summary of the invention
The object of the present invention is to provide a kind of injecting type air-conditioning of heat energy recycling, solving existing injecting type utilizing heat energy of air conditioner cannot reclaim, the problem that heat utilization rate is lower.
For achieving the above object, the invention provides a kind of injecting type air-conditioning of heat energy recycling, comprising main ejector, condenser and precooling evaporator;
Described main ejector is communicated with described condenser;
Described condenser has outer pipeline and is arranged on the interior pipeline in described outer pipeline;
Containing first throttle valve in described precooling evaporator;
During refrigeration, the refrigerant cools from described main ejector can be become liquid by the outer pipeline of described condenser, and is delivered to described precooling evaporator;
First throttle valve in described precooling evaporator can change liquid refrigerant into refrigerant vapour, and is delivered in the interior pipeline of described condenser and absorbs heat.
Preferably, in above-mentioned injecting type air-conditioning, the cross section of the outer pipeline of described condenser and interior pipeline is concentric structure.
Preferably, in above-mentioned injecting type air-conditioning, also comprise: the backflow injector be communicated with described inner condensing tube road;
Described backflow injector can suck the refrigerant vapour in described inner condensing tube road.
Preferably, in above-mentioned injecting type air-conditioning, also comprise:
The mixed flow compressor be communicated with described backflow injector, described mixed flow compressor can eliminate axial thrust.
Preferably, in above-mentioned injecting type air-conditioning, described mixed flow compressor is the symmetrical structure of giving vent to anger in the middle of the air inlet of both sides.
Preferably, in above-mentioned injecting type air-conditioning, waste heat generator is also comprised;
Described mixed flow compressor is arranged in described waste heat generator.
Preferably, in above-mentioned injecting type air-conditioning,
Described waste heat generator is communicated with by the first control valve with described backflow injector;
Described waste heat generator is communicated with by the second control valve with described main ejector.
Preferably, in above-mentioned injecting type air-conditioning, also comprise:
The regenerator be communicated with described precooling evaporator; With
The A/C evaporator be communicated with described regenerator.
Preferably, in above-mentioned injecting type air-conditioning, liquid refrigerant can also be delivered in the pipeline of described regenerator by described precooling evaporator.
Preferably, in above-mentioned injecting type air-conditioning, the refrigerant vapour in described evaporimeter is circulated to described main ejector by the cavity of described regenerator.
Visible, in embodiments of the present invention, condenser is arranged to the form containing interior pipeline in outer pipeline, be appreciated that, inside and outside pipeline forms the structure of chamber lumen, and outer pipeline is used for refrigerant liquefaction effect, and interior pipeline is for circulating from the refrigerant vapour of the low-pressure low-temperature of first throttle valve.Utilize the temperature difference of cold-producing medium in inside and outside pipeline, liberated heat when steam in interior pipeline can absorb refrigerant liquefaction in outer pipeline, reach the effect reclaiming heat recycling, thus in solution prior art, injecting type utilizing heat energy of air conditioner cannot reclaim, the problem that heat utilization rate is lower.
For making above-mentioned purpose of the present invention, feature and advantage become apparent, preferred embodiment cited below particularly, and coordinate appended accompanying drawing, be described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the heat energy recycling air-conditioning that the embodiment of the present invention provides.
Accompanying drawing is described as follows:
1-waste heat generator, 2-mixed flow compressor, 3-first control valve, 4-second control valve, 5-main ejector, 6-refluxes injector, 7-condenser, 8-precooling evaporator, 9-first throttle valve, 10-regenerator, 11-second throttle, 12-A/C evaporator.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.The assembly of the embodiment of the present invention describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiments of the invention provided in the accompanying drawings and the claimed scope of the present invention of not intended to be limiting, but selected embodiment of the present invention is only represented.Based on embodiments of the invention, the every other embodiment that those skilled in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
Cannot reclaim to solve existing injecting type utilizing heat energy of air conditioner, the problem that heat utilization rate is lower.As shown in Figure 1, embodiments provide a kind of injecting type air-conditioning of heat energy recycling, comprise main ejector 5, condenser 7 and precooling evaporator 8;
Main ejector 5 is communicated with condenser 7;
Condenser 7 has outer pipeline and is arranged on the interior pipeline in outer pipeline;
Containing first throttle valve 9 in precooling evaporator 8;
During refrigeration, the refrigerant cools from main ejector 5 can be become liquid by the outer pipeline of condenser 7, and is delivered to precooling evaporator 8;
First throttle valve 9 in precooling evaporator 8 can change liquid refrigerant into refrigerant vapour, and is delivered in the interior pipeline of condenser 7 and absorbs heat.
Visible, in embodiments of the present invention, condenser 7 is arranged to the form containing interior pipeline in outer pipeline, be appreciated that, inside and outside pipeline forms the structure of chamber lumen, and outer pipeline is used for refrigerant liquefaction effect, and interior pipeline is for circulating from the refrigerant vapour of the low-pressure low-temperature of first throttle valve 9.Utilize the temperature difference of cold-producing medium in inside and outside pipeline, liberated heat when steam in interior pipeline can absorb refrigerant liquefaction in outer pipeline, reach the object reclaiming heat recycling, thus in solution prior art, injecting type utilizing heat energy of air conditioner cannot reclaim, the problem that heat utilization rate is lower.
The heat recycle process of the air-conditioning in the embodiment of the present invention is introduced in detail below in conjunction with Fig. 1.
Known with reference to figure 1, the embodiment of the present invention comprises waste heat generator 1, mixed flow compressor 2, first control valve 3, second control valve 4, main ejector 5, backflow injector 6, condenser 7, precooling evaporator 8, first throttle valve 9, regenerator 10, second throttle 11 and A/C evaporator 12.
Lines in Fig. 1 between each device represent pipeline connection, the flow direction of cold-producing medium when lines upward arrow represents refrigeration.Lines in condenser 7, precooling evaporator 8 and regenerator 10 represent that pipeline is arranged.Lines in mixed flow compressor 2 are compressor hatching.
As shown in Figure 1, waste heat generator 1 is communicated with backflow injector 6 by the first control valve 3, is communicated with main ejector 5 by the second control valve 4.When refrigeration starts, waste heat generator 1 exports the refrigerant vapour of HTHP, and refrigerant vapour is divided into two parts, enters backflow injector 6, second control valve 4 enter main ejector 5 respectively by the first control valve 3.
Main ejector 5 is also communicated with A/C evaporator 12, and the pressure dorsad that main ejector 5 produces sucks the refrigerant vapour of the low-temp low-pressure in A/C evaporator 12, and the cold-producing medium in A/C evaporator 12 is constantly evaporated, thus refrigeration.
Main ejector 5 is communicated with condenser 7, and main ejector 5 forms mixing Ya Gaowen in exit, the refrigerant vapour of high pressure enters in the outer pipeline of condenser 7 and liquefies.In the outer pipeline of condenser 7, the refrigerant vapour liquefaction of HTHP becomes the refrigerant liquid of middle temperature high pressure, and releases a large amount of heat.The outer pipeline of condenser 7 is communicated with precooling evaporator 8, and the refrigerant liquid of middle temperature high pressure enters precooling evaporator 8.
In precooling evaporator 8, the liquid refrigerant of middle temperature high pressure by tube runs to the bottom of precooling evaporator 8, and be divided into two parts, a part is by the effect of the expenditure and pressure of bottom first throttle valve 9, change the refrigerant vapour of low-temp low-pressure into and flow to the top of precooling evaporator 8, entering the interior pipeline of condenser 7.
In condenser 7, in outer pipeline, high-temperature gas is liquefied as middle geothermal liquid and releases a large amount of heat, has cryogenic gas to flow in interior pipeline, and inside and outside pipeline has temperature difference, gas in interior pipeline can absorb the heat that outer pipeline is released, and the negative pressure being dorsad refluxed injector 6 sucks.
In backflow injector 6, high-temperature high-pressure refrigerant steam from waste heat generator 1 sprays into backflow injector 6, backflow injector 6 is communicated with mixed flow compressor 2, backflow injector 6 continues supercharging by being delivered to mixed flow compressor 2 after two parts refrigerant vapour mixing pressurization, when pressure equals the pressure of waste heat generator 1 inside, enter waste heat generator 1, continue heat absorption supercharging in waste heat generator after, again export the refrigerant vapour of HTHP, start next circulation.Mixed flow compressor 2 is arranged in waste heat generator 1.
Precooling evaporator 8 is also communicated with regenerator 10, and regenerator 10 is communicated with A/C evaporator 12.Another part liquid refrigerant separated in precooling evaporator 8 flow in the pipeline of regenerator 10, A/C evaporator 12 is flowed into along the pipeline in regenerator 10, gas-liquid mixture is converted into by the effect of second throttle 11, evaporate in A/C evaporator 12, absorb the heat of surrounding environment, thus refrigeration.
The refrigerant vapour flowed out from A/C evaporator 12 flows to regenerator 10, flows to main ejector 5, is sucked by main ejector 5, complete this kind of refrigeration cycle by the cavity of regenerator 10.
In above process, by circuit design inside and outside condenser 7, can absorption refrigeration agent steam liquefied time liberated heat, reach the effect reclaiming unnecessary heat energy in air-conditioning.
In above process, in precooling evaporator 8, the temperature of the refrigerant vapour exported due to first throttle valve 9 is lower than the temperature of liquid in precooling evaporator 8 pipeline, therefore the refrigerant vapour exported by first throttle valve 9 is from the flows of precooling evaporator 8 cavity to the process of cavity top, the heat of the cold-producing medium in precooling evaporator 8 pipeline can be absorbed, reach and utilize refrigerant cools cold-producing medium, reclaim the heat energy in air-conditioning.
In above process, backflow injector 6 sucks the steam in precooling evaporator 8 by condenser 7, cold-producing medium in precooling evaporator 8 is constantly evaporated, the heat in precooling evaporator 8 pipeline is constantly absorbed in refrigerant vapour flow process, and constantly enter in the interior pipeline of condenser 7 and absorb heat, the connected sum working method of backflow injector 6 and condenser 7 and precooling evaporator 8, can form continuous print recuperation of heat path, reaches the effect reclaiming heat energy in air-conditioning.
In above process, the refrigerant vapour flowed out from A/C evaporator 12 is Low Temperature Steam, temperature is lower than the temperature of the refrigerant liquid in regenerator 10 pipeline, when flowing the cavity of regenerator 10 from the refrigerant vapour of A/C evaporator 12 outflow, the heat of the liquid refrigerant in regenerator 10 pipeline can be absorbed, and absorb the heat that in regenerator 10, motor produces.As shown in Figure 1, the motor in regenerator 10 is the motor driving mixed flow compressor 2.
In the embodiment of the present invention, the pipeline of condenser 7 is the composite pipelines with cavity configuration in chamber, and high-temperature gas is liquidation exothermic reaction in exocoel, and low temperature endothermic gas is reverse heat absorption in the lumen, can reach the effect of heat recovery.Pipeline shape can be not specifically limited.Preferably, the cross section of outer pipeline and interior pipeline can be concentric structure.
As shown in Figure 1, the outside of condenser 7 is also provided with blower fan or electric fan, for the liquefaction process in the outer pipeline of auxiliary condenser 7.
Fan-cooled mode is coordinated compared to condenser single tube heat radiation in prior art, utilize multiple tube to dispel the heat in the embodiment of the present invention and coordinate fan coolling, high temperature liquid refrigerant is outer by fan coolling, in absorbed heat by gaseous refrigerant, inside and outside cool simultaneously, the heat exchange area of cold-producing medium can be increased, improve the cooling effect of cold-producing medium.
Because condenser 7 is inside and outside coolings, heat exchange area is large, cooling rate is fast, the pressure of condenser 7 is so just made to reduce rapidly, and cooled refrigerating fluid is constantly siphoned away by A/C evaporator 12 and precooling evaporator 8, define a stable relatively low pressure area like this in the exit of main ejector 5, thus improve the export environment of injector 5, the jet coefficient that improve.
Condenser 7 in the embodiment of the present invention is inside and outside cooled, discharge capacity and the radiating rate of outer cooling heat can be controlled, with not being both of traditional cooling means: traditional cooling means simply can not reclaim outside disposable for heat energy discharge system, and the present embodiment reclaims required heat energy cooling while, heat unnecessary in condenser 7 discharge systems, when condenser 7 surface temperature is lower than setting value, condenser fan does not rotate, and reduces heat extraction rate.
In the embodiment of the present invention, precooling evaporator 8 utilizes the technology of refrigerant cools cold-producing medium to carry out energy recovery.Unnecessary heat energy reclaims by precooling evaporator 8, A/C evaporator is freezed stable, efficient, decreases waste heat amount required in system simultaneously, reduce waste heat generator 1 heat exchange area and volume.Precooling evaporator 8 can be shell and tube evaporator, or pipeline is tube-in-tube structure.
In the embodiment of the present invention, the pressure of flowback steam can be improved by the pressurization of the injector 6 that refluxes, and improve the pressure of mixed flow compressor 2 porch, make injecting type air-conditioning reduce power consumption, stable circulation.
In the embodiment of the present invention, excessively cold before liquid refrigerant can being made to flow into A/C evaporator 12 by regenerator 10, make refrigerant vapour flow into main ejector 5 overheated before, reach better refrigeration, and reclaim the heat of motor generation, reduce the power requirement of waste heat generator 1.Regenerator 10 can be shell-tube type regenerator, or pipeline is tube-in-tube structure.
In the embodiment of the present invention, mixed flow compressor 2 is axial-flow centrifugal compressor, and its power bracket is at 50W-3000W, the entrance air quantity with axial flow compressor is large, the feature high with the outlet blast of centrifugal compressor, its air inlet front end impeller is axial--flow blading, and rear end impeller of giving vent to anger is centrifugal blades.
Compressor of the prior art, the pressure due to internal gas constantly becomes large, and bearing can bear larger axial thrust.In the embodiment of the present invention, mixed flow compressor 2 is the symmetrical structure of giving vent to anger in the middle of the air inlet of both sides, and gas is from two end axles to entering, go out from middle vertical current, the axial thrust that two ends produce is equal, and cancel out each other, the mixed flow compressor 2 therefore in the embodiment of the present invention can eliminate axial thrust.
Mixed flow compressor 2 does not have the valve system of common compressor, can the higher gas of adaptive temperature or liquid enter, or gas, liquid are mixed into, power consumption is few, and abrasion is little, working stability, liquid enters mix-flow compressor 2 can supercharging rapidly, ensure that the stable operation of injecting type air-conditioning total system.
Be arranged on by mixed flow compressor 2 in waste heat generator 1, waste heat generator 1 also comprises heat exchanger tube, and this mounting means can increase compressor outlet area, reduce resistance to flow output, the gas fast rotational in waste heat generator can be made again, thus reach quick heat exchange, reduce the object of generator volume.
In actual motion, heat unnecessary in condenser 7 discharge systems, the temperature of waste heat generator 1, condenser 7, precooling evaporator 8 and A/C evaporator 12, all in setting range, is more conducive to the stable operation of refrigeration system.
Visible, in embodiments of the present invention, condenser is arranged to the form containing interior pipeline in outer pipeline, be appreciated that, inside and outside pipeline forms the structure of chamber lumen, and outer pipeline is used for refrigerant liquefaction effect, and interior pipeline is for circulating from the refrigerant vapour of the low-pressure low-temperature of first throttle valve.Utilize the temperature difference of cold-producing medium in inside and outside pipeline, liberated heat when steam in interior pipeline can absorb refrigerant liquefaction in outer pipeline, reach the effect reclaiming heat, thus in solution prior art, injecting type utilizing heat energy of air conditioner cannot reclaim, the problem that heat utilization rate is lower.
In embodiments of the present invention, condenser 7, precooling evaporator 8, backflow injector 6, regenerator 10 and mixed flow compressor 2 form complete utilizing heat energy of air conditioner cyclic utilization system, can realize the recovery of injecting type utilizing heat energy of air conditioner, the heat energy of recovery is used for air conditioner refrigerating or enters waste heat generator 1.Therefore the air-conditioning in the present embodiment can realize the recovery of heat energy and reasonably recycle, and has raising heat utilization rate, reduces the power requirement to waste heat generator, reduce the use amount of high heat energy, saves the beneficial effect of electric energy.
Air-conditioning in the present embodiment, by forming complete utilizing heat energy of air conditioner cyclic utilization system by condenser 7, precooling evaporator 8, backflow injector 6, regenerator 10 and mixed flow compressor 2, can also improve the ejection efficiency of injector, improving air conditioner refrigeration effect.
In the embodiment of the present invention, the pressure of flowback steam can be improved by the pressurization of the injector that refluxes, and improve the pressure at mixed flow suction port of compressor place, air-conditioning power consumption be reduced, stable circulation.
In the embodiment of the present invention, mixed flow compressor can also eliminate the axial thrust of air inlet, is suitable for higher serviceability temperature, is arranged on by mixed flow compressor in waste heat generator, can also reduces the volume of waste heat generator.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.
Claims (10)
1. an injecting type air-conditioning for heat energy recycling, is characterized in that, comprises main ejector, condenser and precooling evaporator;
Described main ejector is communicated with described condenser;
Described condenser has outer pipeline and is arranged on the interior pipeline in described outer pipeline;
Containing first throttle valve in described precooling evaporator;
During refrigeration, the refrigerant cools from described main ejector can be become liquid by the outer pipeline of described condenser, and is delivered to described precooling evaporator;
First throttle valve in described precooling evaporator can change liquid refrigerant into refrigerant vapour, and is delivered in the interior pipeline of described condenser and absorbs heat.
2. air-conditioning according to claim 1, is characterized in that, the cross section of the outer pipeline of described condenser and interior pipeline is concentric structure.
3. air-conditioning according to claim 1, is characterized in that, also comprises: the backflow injector be communicated with described inner condensing tube road;
Described backflow injector can suck the refrigerant vapour in described inner condensing tube road.
4. air-conditioning according to claim 3, is characterized in that, also comprises:
The mixed flow compressor be communicated with described backflow injector, described mixed flow compressor can eliminate axial thrust.
5. air-conditioning according to claim 4, is characterized in that,
Described mixed flow compressor is the symmetrical structure of giving vent to anger in the middle of the air inlet of both sides.
6. air-conditioning according to claim 5, is characterized in that, also comprises waste heat generator;
Described mixed flow compressor is arranged in described waste heat generator.
7. air-conditioning according to claim 6, is characterized in that,
Described waste heat generator is communicated with by the first control valve with described backflow injector;
Described waste heat generator is communicated with by the second control valve with described main ejector.
8. air-conditioning according to claim 1, is characterized in that, also comprises:
The regenerator be communicated with described precooling evaporator; With
The A/C evaporator be communicated with described regenerator.
9. air-conditioning according to claim 8, is characterized in that,
Liquid refrigerant can also be delivered in the pipeline of described regenerator by described precooling evaporator.
10. air-conditioning according to claim 9, is characterized in that,
Refrigerant vapour in described evaporimeter is circulated to described main ejector by the cavity of described regenerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510073486.6A CN104633881B (en) | 2015-02-11 | 2015-02-11 | A kind of injecting type air-conditioning of heat energy recycling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510073486.6A CN104633881B (en) | 2015-02-11 | 2015-02-11 | A kind of injecting type air-conditioning of heat energy recycling |
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| CN104633881A true CN104633881A (en) | 2015-05-20 |
| CN104633881B CN104633881B (en) | 2017-11-14 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4761970A (en) * | 1987-06-11 | 1988-08-09 | Calmac Manufacturing Corporation | Immiscible propellant and refrigerant pairs for ejector-type refrigeration systems |
| JP2003262413A (en) * | 2002-03-06 | 2003-09-19 | Denso Corp | Ejector cycle |
| CN1755297A (en) * | 2004-09-29 | 2006-04-05 | 株式会社电装 | Vapor-compression refrigerant cycle system with ejector |
| CN101949611A (en) * | 2010-10-19 | 2011-01-19 | 河南科技大学 | Low-grade heat energy auxiliary-drive composite low-temperature refrigerating system |
| CN102003826A (en) * | 2010-11-27 | 2011-04-06 | 河南科技大学 | Ultra-low temperature circulation refrigeration method employing injectors |
-
2015
- 2015-02-11 CN CN201510073486.6A patent/CN104633881B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4761970A (en) * | 1987-06-11 | 1988-08-09 | Calmac Manufacturing Corporation | Immiscible propellant and refrigerant pairs for ejector-type refrigeration systems |
| JP2003262413A (en) * | 2002-03-06 | 2003-09-19 | Denso Corp | Ejector cycle |
| CN1755297A (en) * | 2004-09-29 | 2006-04-05 | 株式会社电装 | Vapor-compression refrigerant cycle system with ejector |
| CN101949611A (en) * | 2010-10-19 | 2011-01-19 | 河南科技大学 | Low-grade heat energy auxiliary-drive composite low-temperature refrigerating system |
| CN102003826A (en) * | 2010-11-27 | 2011-04-06 | 河南科技大学 | Ultra-low temperature circulation refrigeration method employing injectors |
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| CN104633881B (en) | 2017-11-14 |
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Inventor after: Xu Lutong Inventor after: Shi Yingxia Inventor after: Xu Qiaozhu Inventor after: Wei Maojie Inventor after: Liu Shuwen Inventor after: Shi Ke Inventor after: Feng Chao Inventor after: Shi Yongqing Inventor after: Liu Rong Inventor before: Shi Yingxia Inventor before: Xu Lutong Inventor before: Xu Qiaozhu Inventor before: Wei Maojie Inventor before: Liu Shuwen Inventor before: Shi Ke Inventor before: Feng Chao Inventor before: Shi Yongqing Inventor before: Liu Rong |
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Effective date of registration: 20170821 Address after: 030006, Taiyuan hi tech Zone, Zhenxing street, 11, 14 high tech company, public space fifty-eighth, No. Shanxi station Applicant after: Shanxi Jielu Lu Tong Waveform Technologies Ltd. Address before: 030000, No. 3, unit 32, building No. 102, Xiaodian street, Xiaodian District, Shanxi, Taiyuan, 16 Applicant before: Xu Lutong |
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