CN103277932B - Waste heat cold-tube type rotary type adsorption refrigeration aircondition - Google Patents
Waste heat cold-tube type rotary type adsorption refrigeration aircondition Download PDFInfo
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- CN103277932B CN103277932B CN201310218182.5A CN201310218182A CN103277932B CN 103277932 B CN103277932 B CN 103277932B CN 201310218182 A CN201310218182 A CN 201310218182A CN 103277932 B CN103277932 B CN 103277932B
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- refrigerating unit
- unit pipes
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- type refrigerating
- desorption
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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
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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
-
- 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]
-
- 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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- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention discloses a kind of waste heat cold-tube type rotary type adsorption refrigeration aircondition, it comprises absorption type refrigerating unit pipes etc., multiple absorption type refrigerating unit pipes are arranged on revolving bed radially, be provided with containment vessel outward at revolving bed, between containment vessel and front shroud, between containment vessel and back shroud, all couple together by flange seal, on the axial direction along revolving bed, with corrosion resistant plate, the absorption type refrigerating unit pipes of different tandems is separated, one end of absorption type refrigerating unit pipes is connected with heat insulation layer, the other end of absorption type refrigerating unit pipes is connected with revolving bed outer wall, between rotating shaft and back shroud, between rotating shaft and front shroud, be to be all tightly connected by bearing shell. the present invention can realize the kind of refrigeration cycle that completes adsorption and desorption in adsorbent bed rotary course, and absorption type refrigerating unit pipes can be combined and is assembled together radially by some, the waste heat cold-tube type rotary type adsorption refrigeration aircondition of composition can meet under different situations, the demand of different load.
Description
Technical field
The present invention relates to a kind of a kind of device that utilizes waste heat to obtain cold, particularly relate to a kind of waste heat cold-tube type rotationFormula sorption refrigeration air-conditioning device.
Background technology
Adsorbent bed is parts crucial in absorption refrigeration machinery, and its heat and mass transfer performance is directly connected to whole absorption refrigerationThe refrigeration performance of machinery. Because the thermal conductivity factor of adsorbent is very low, heat-transfer capability is poor, and meanwhile, the mass transfer of adsorbent inside isUndertaken by permeating and spreading.
At present, conventional structure is both at home and abroad: monoblock type adsorbent bed, evaporimeter, condenser, adopt valve in refrigeration systemControl each cyclic process. Adopt problem and the defect of such structure to be: one, system works is at higher vacuum state,Under strong Vibration Condition, poor reliability; Main outstanding problem is that vacuum is difficult to keep. Vacuum is poor, and refrigeration system is difficult toNormally work. Two, traditional absorber comprises at least two absorbers, condenser, evaporimeter, multiple vacuum valve and refrigerationAgent connecting line, system complex is huge; And system has larger resistance, and mass transfer effect is poor. The version of common adsorbent bed has shellTubular type, fin-tube type, spiral plate type, each adsorbent bed carries out a body by the closure of valve and switches, thereby realizes continuous cooling. VariousThe adsorbent bed of structure is during as heating agent or refrigerant, having good performance for liquid, but directly heats and empty for airGas is direct when cooling, the adsorbent bed of said structure form anticorrosion, maintenance, cold-hot impact and heat and mass transfer performance aspect also notPeople's will to the greatest extent.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of waste heat cold-tube type rotary type adsorption refrigeration aircondition, itsCan realize the kind of refrigeration cycle that completes desorption in adsorbent bed rotary course, and can be by absorption type refrigerating unit pipes by a fixed numberAmount, with along rotating shaft radial direction, combines and is assembled together radially, the waste heat cold-tube type rotary type adsorption refrigeration sky of compositionAdjust device can meet under different situations, the demand of different load.
The present invention solves above-mentioned technical problem by following technical proposals: the rotary absorption of a kind of waste heat cold-tube typeRefrigerating air conditioning device, is characterized in that, described waste heat cold-tube type rotary type adsorption refrigeration aircondition comprises absorption type refrigerating listUnit's pipe, revolving bed, front shroud, back shroud, rotating shaft, revolving bed is provided with front shroud and back shroud, multiple absorption type refrigeratings unitPipe is arranged on revolving bed radially, is provided with containment vessel outward at revolving bed, between containment vessel and front shroud, containment vessel and bonnetBetween plate, all couple together by flange seal, on the axial direction along revolving bed with corrosion resistant plate by the absorption of different tandemsFormula refrigeration unit tube separates, and one end of absorption type refrigerating unit pipes is connected with heat insulation layer, the other end of absorption type refrigerating unit pipesBe connected with revolving bed outer wall, between rotating shaft and back shroud, be to be all tightly connected by bearing shell between rotating shaft and front shroud.
Preferably, described absorption type refrigerating unit pipes comprises zeolite molecular sieve, desorption section, adsorbate passage, adiabatic section, steamingSend out section, through hole, zeolite molecular sieve is between desorption section and adsorbate passage, and evaporator section is positioned at the opposite side of desorption section, thermal insulationSection is positioned between desorption section and evaporator section, and through hole is positioned on adsorbate passage.
Preferably, described waste heat cold-tube type rotary type adsorption refrigeration aircondition also comprises adsorption zone, desorption district, coolingDistrict, condensing zone, evaporating area, whenever revolving bed rotates 18 °, just have an absorption type refrigerating unit pipes to complete desorption, from desorption districtEnter cooling zone; It is cooling that Adsorption Cooling Tube completes, and enters evaporating area from cooling zone; An Adsorption Cooling Tube completes steamingSend out, adsorb, enter desorption district from adsorption zone.
Preferably, the size of described desorption section is as follows: diameter 36 ~ 48mm, wall thickness 1 ~ 2mm, length are 300 ~ 500mm; AbsolutelyThe size of hot arc is as follows: diameter 25 ~ 36mm, wall thickness 1 ~ 2mm, length are 20mm, and the inside is filled with asbestos material; The size of evaporator sectionAs follows: diameter 25 ~ 36mm, wall thickness 1 ~ 2mm, length 200 ~ 300mm; The size of adsorbate passage is as follows: diameter 8 ~ 10mm, wall thickness0.8mm, length 520 ~ 640mm; Spacing between two through holes is 5mm.
Preferably, on described front shroud, there are high-temperature flue gas entry, condensation air entrance, cooling air intake, Air ConditioningEntrance, high-temperature flue gas entry, condensation air entrance, cooling air intake, Air Conditioning entrance use the first subregion steel plate, secondSubregion steel plate, steel plate ring separate, and the first subregion steel plate, the second subregion steel plate, steel plate ring respectively on the first soft brush, secondSoft brush and the 3rd soft brush, have high-temperature flue gas outlet, condensation air outlet, cooling-air outlet, Air Conditioning outlet on back shroud.
Positive progressive effect of the present invention is: the present invention utilizes absorbing unit refrigerator pipes and each cold fluid and hot fluid baffle plate,Design in revolving bed, has realized revolving bed Ji Tuofuqu, and evaporating area, cooling zone and adiabatic region, in one, directly utilize and inhaleThe rotation of attached bed bed body, completes the switching of cold fluid and hot fluid, and without throttling arrangement, without cryogen by-pass valve control, simple in structure, noise is little,Good airproof performance, efficiency is high, once there be single refrigeration unit to damage, can change separately, and it is convenient to install and overhaul. Inhale with varying numberAttached formula refrigeration unit tube, can be assembled into the big or small air-conditioner of different capacity.
Brief description of the drawings
Fig. 1 is absorption type refrigerating unit section structure chart;
Fig. 2 is adsorbate channel design figure;
Fig. 3 is the cutaway view along A-A line in Fig. 1;
Fig. 4 is the structure chart of critical piece in waste heat cold-tube type rotary type adsorption refrigeration aircondition of the present invention;
Fig. 5 is the cutaway view along B-B line in Fig. 4;
Fig. 6 is revolving bed block plan;
Fig. 7 is along C-C line lower right-most portion partial enlarged drawing in Fig. 4;
Fig. 8 is revolving bed front shroud plane;
Fig. 9 is revolving bed front shroud axonometric drawing;
Figure 10 is the installation diagram of revolving bed cover plate and revolving bed bed body;
Figure 11 is the rotary adsorptive air conditioning unit rotating part of waste heat cold-tube type;
Figure 12 is the schematic diagram of the rotary adsorptive air conditioning unit example of waste heat cold-tube type.
Detailed description of the invention
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to describe technical scheme of the present invention in detail.
As shown in Figure 1 to 11, waste heat cold-tube type rotary type adsorption refrigeration aircondition 36 of the present invention comprises absorption type systemCold unit pipes 1, rotating shaft 21, revolving bed 37, front shroud 28, back shroud 27, revolving bed 37 is provided with front shroud 28 and back shroud 27,Multiple absorption type refrigerating unit pipes 1 are arranged on revolving bed 37 radially, are provided with containment vessel 16, containment vessel outside revolving bed 3716 and front shroud 28 between, between containment vessel 16 and back shroud 27, be all sealedly connected by flange 50, along revolving bed 37Axial direction on the absorption type refrigerating unit pipes 1 of different tandems is separated with corrosion resistant plate 29. Absorption type refrigerating unit pipes 1One end is connected with heat insulation layer 18, and the other end of absorption type refrigerating unit pipes 1 is connected with revolving bed outer wall 17, rotating shaft 21 and bonnetBetween plate 27, between rotating shaft 21 and front shroud 28, be to be all tightly connected by bearing shell 51. Multiple absorption type refrigerating unit pipes 1 canTo be specifically arranged on revolving bed 37 by preformed hole 52.
Between absorption type refrigerating unit pipes 1 and heat insulation layer 18, can seal with asbestos washer, prevent that air-flow is along radial directionFlow. Heat insulation layer 18 has heat insulation layer outer wall 20 and heat insulation layer inwall 19. At absorption type refrigerating unit pipes 1 and revolving bed outer wall 17Empty contact position can adopt high-temperature seal adhesive sealing, prevents the leakage of flue gas.
Absorption type refrigerating unit pipes 1 comprise zeolite molecular sieve 2, desorption section 3, adsorbate passage 4, adiabatic section 5, evaporator section 6,Through hole 7, zeolite molecular sieve 2 is between desorption section 3 and adsorbate passage 4, and evaporator section 6 is positioned at a side of desorption section 3, adiabatic section5 between desorption section 3 and evaporator section 6, and through hole 7 is positioned on adsorbate passage 4. The size of desorption section 3 is as follows: diameter 36 ~48mm, wall thickness 1 ~ 2mm, length are 300 ~ 500mm; The size of adiabatic section 5 is as follows: diameter 25 ~ 36mm, wall thickness 1 ~ 2mm, length are20mm, the inside is filled with asbestos material; The size of evaporator section 6 is as follows: diameter 25mm, wall thickness 1 ~ 2mm, length 200 ~ 300mm; AbsorptionThe size of matter passage 4 is as follows: diameter 8 ~ 10mm, wall thickness 0.8mm, length 520 ~ 640mm; Spacing between two through holes 7 is5mm。
Shown in Fig. 4, Fig. 5, Fig. 7, Fig. 8, Fig. 9, Figure 10, revolving bed 37, according to the difference of load, adsorbs with someFormula refrigeration unit tube 1 connects, along having 20 absorption type refrigerating unit pipes 1 on the each circumferencial direction of rotating shaft. Front shroudOn 28, there are high-temperature flue gas entry 8, condensation air entrance 10, cooling air intake 14, Air Conditioning entrance 12, high-temperature flue gas entry8, condensation air entrance 10, cooling air intake 14, Air Conditioning entrance 12 use the first subregion steel plate 30, the second subregion steel plate32, steel plate ring 34 separates, and the first subregion steel plate 30, the second subregion steel plate 32, steel plate ring 34 respectively on resistant to elevated temperaturesOne soft brush 31, the second soft brush 33 and the 3rd soft brush 35 so that in rotary course airflow partition. On back shroud 27, there is high-temperature flue gasOutlet 9, condensation air outlet 11, cooling-air outlet 15, Air Conditioning outlet 13. The rotary absorption of waste heat cold-tube type of the present inventionRefrigerating air conditioning device also comprises following element from outside to inside successively: the outer containment vessel 16(diameter 1.66m of revolving bed), revolving bed outer wall17(diameter 1.56m), adiabatic region outer wall 20(diameter 0.78m), adiabatic region inwall 19(diameter 0.64m), rotating shaft 21(diameter0.34m), in heat insulation layer 18, dose asbestos material. Containment vessel 16 plays and prevents that flue gas from revealing and the object of protection revolving bed;Between adiabatic region outer wall 20 and front shroud 28, back shroud 27, be to adopt resistant to elevated temperatures soft brush to be tightly connected.
As shown in Figure 6, along the circumferencial direction of revolving bed 37, waste heat cold-tube type rotary type adsorption refrigeration aircondition of the present invention36 also comprise adsorption zone 22(angle-60 ~ 90 °, the region of radius 0.39 ~ 0.78m), 90 ° ~-90 ° of desorption district 23(angles, halfThe region of footpath 0.39 ~ 0.78m), 25(angle-90, cooling zone ° ~-60 °, the region of radius 0.39 ~ 0.78m), condensing zone 24(90 ° ~-90 ° of angles, the region of radius 0.17 ~ 0.32m), 26(angle-60, evaporating area ° ~ 90 °, radius 0.17 ~ 0.32m'sRegion). The position in the each district of absorption type refrigerating unit pipes is corresponding with the position in the each district of absorption type air conditioner. Whenever revolving bed turnsMoving 18 °, just there is an absorption type refrigerating unit pipes 1 to complete desorption, enter cooling zone 25 from desorption district 23; An absorption type refrigeratingPipe completes cooling, enters evaporating area 26 from cooling zone 25; An Adsorption Cooling Tube completes evaporation, absorption, enters from adsorption zone 22Enter desorption district 23, realize continuous refrigeration, thus output cold that can be continuous. In the process of rotating at revolving bed 37, absorptionBed front shroud 28 and adsorbent bed back shroud 27 are fixed; Front shroud 28, back shroud 27 are by first on subregion steel plateSoft brush 31, the second soft brush 33 and corrosion resistant plate 29 close contacts, ensure to cut off heat transport fluid in rotary course.
In the schematic diagram of the rotary adsorptive air conditioning unit example of waste heat cold-tube type of Figure 12, the high temperature cigarette that boats and ships are dischargedGas 38, first by electronic precipitator 47, then enters the high-temperature flue gas entry 8 of front shroud 28, through desorption district 23, horizontally plunders absorptionThe desorption section of formula refrigeration unit tube, makes cold-producing medium steam desorption out, and then high-temperature flue gas is from the high temperature of revolving bed back shroudExhanst gas outlet 9 is discharged; In desorption, condensation air 39 is sent into the condensation air entrance 10 of front shroud through blower fan, enter and revolveThe condensing zone 24 of rotated bed, horizontal condensation segment of plunderring absorption type refrigerating unit pipes, makes cold-producing medium water vapor condensation become aqueous water, then coldSolidifying air is discharged from the condensation air outlet 11 of revolving bed back shroud 27; Meanwhile, cooling-air 40, through blower fan, is sent into front shroud 28Cooling air intake 14, enter cooling zone 25, horizontal desorption section of plunderring absorption type refrigerating unit pipes, makes the temperature of adsorbent bed canLower, reach the adsorption temp of zeolite molecular sieve, then cooling-air is discharged from the cooling-air outlet 15 of back shroud 27; WithTime, after outdoor air 41 and user's air return air 48 mix, send into the Air Conditioning entrance 12 of cover plate through blower fan, enter evaporating area26, horizontal evaporator section of plunderring absorption type refrigerating unit pipes, makes liquid refrigerant aqueous vapor, thereby takes away a large amount of gasification latent heats, makesThe temperature of Air Conditioning reduces, and then flows out from the Air Conditioning outlet 13 of cover plate, enters user 49. Condensation air 39, coldBut the high-temperature flue gas 42 that air 40 is discharged after producing cooling later, the condensation air 43 of discharge, cooling-air 44, the chamber of dischargingThe mixing air 46 forming after outer air 41 and user's air return air 48 mix.
In whole cyclic process, revolving bed directly utilizes the rotation of adsorbent bed itself to realize the switching of cold and hot fluid, rightDesorption, adsorption process realize no-valve control, have overcome high-temperature solenoid valve job insecurity, system architecture and have arranged difficult shortcoming.Can assemble according to the demand of refrigeration duty the absorption type refrigerating unit pipes of respective numbers, thereby meet under different load simultaneously,The demand of different refrigerating capacitys. Consider the problem of desorption time, in revolving bed desorption district, cooling zone, evaporation along the circumferential directionDistrict divides by a certain percentage.
The present invention is based on absorption type refrigerating principle and desorption section, adiabatic section, evaporator section are concentrated on to the stainless steel of a sealingIn pipe, composition absorption type refrigerating unit pipes, and utilize absorption type refrigerating unit pipes and each cold fluid and hot fluid baffle plate, in revolving bedDesign, make revolving bed realize Liao Ji desorption district, evaporating area, cooling zone and adiabatic region, in one, directly utilize adsorbent bed bedThe rotation of body, completes the switching of cold fluid and hot fluid, without throttling arrangement, without cryogen by-pass valve control, simple in structure, good airproof performance, efficiencyHeight, once there be indivedual refrigeration units to damage, can change separately, and it is convenient to install and overhaul. Can assemble by absorption type refrigerating unit pipesBecome the big or small air-conditioner of different capacity.
Those skilled in the art can carry out various remodeling and change to the present invention. Therefore, the present invention has covered and has fallen intoVarious remodeling and change in the scope of appending claims and equivalent thereof.
Claims (4)
1. a waste heat cold-tube type rotary type adsorption refrigeration aircondition, comprises absorption type refrigerating unit pipes, revolving bed, protecgulumPlate, back shroud, rotating shaft, revolving bed is provided with front shroud and back shroud, and multiple absorption type refrigerating unit pipes are arranged on radiallyOn revolving bed, be provided with containment vessel outward at revolving bed, between containment vessel and front shroud, all pass through flange between containment vessel and back shroudBe sealedly connected, on the axial direction along revolving bed with corrosion resistant plate by the absorption type refrigerating unit pipes of different tandems everyOpen, one end of absorption type refrigerating unit pipes is connected with heat insulation layer, and the other end of absorption type refrigerating unit pipes and revolving bed outer wall connectConnect, between rotating shaft and back shroud, be to be all tightly connected by bearing shell between rotating shaft and front shroud; It is characterized in that, described inAbsorption type refrigerating unit pipes comprises zeolite molecular sieve, desorption section, adsorbate passage, adiabatic section, evaporator section, through hole, zeolite moleculesSieve is between desorption section and adsorbate passage, and evaporator section is positioned at the opposite side of desorption section, and adiabatic section is positioned at desorption section and evaporationBetween section, through hole is positioned on adsorbate passage.
2. waste heat cold-tube type rotary type adsorption refrigeration aircondition as claimed in claim 1, is characterized in that, described waste heat is coldCast rotary type adsorption refrigeration aircondition also comprises adsorption zone, desorption district, cooling zone, condensing zone, evaporating area, whenever revolving bedRotate 18 °, just have an absorption type refrigerating unit pipes to complete desorption, from desorption, district enters cooling zone; An absorption type refrigerating listUnit's pipe completes cooling, enters evaporating area from cooling zone; An absorption type refrigerating unit pipes completes evaporation, absorption, enters from adsorption zoneEnter desorption district.
3. waste heat cold-tube type rotary type adsorption refrigeration aircondition as claimed in claim 1, is characterized in that described desorption sectionSize as follows: diameter 36～48mm, wall thickness 1～2mm, length are 300～500mm; The size of adiabatic section is as follows: diameter 25～36mm, wall thickness 1～2mm, length are 20mm, and the inside is filled with asbestos material; The size of evaporator section is as follows: diameter 25～36mm, wallThick 1～2mm, length 200～300mm; The size of adsorbate passage is as follows: diameter 8～10mm, and wall thickness 0.8mm, length 520～640mm; Spacing between two through holes is 5mm.
4. waste heat cold-tube type rotary type adsorption refrigeration aircondition as claimed in claim 1, is characterized in that described front shroudOn have high-temperature flue gas entry, condensation air entrance, cooling air intake, Air Conditioning entrance, high-temperature flue gas entry, condensation airEntrance, cooling air intake, Air Conditioning entrance use the first subregion steel plate, the second subregion steel plate, steel plate ring to separate, andOn one subregion steel plate, the second subregion steel plate, steel plate ring, use respectively the first soft brush, the second soft brush and the 3rd soft brush, on back shroud, haveHigh-temperature flue gas outlet, condensation air outlet, cooling-air outlet, Air Conditioning outlet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310218182.5A CN103277932B (en) | 2013-06-04 | 2013-06-04 | Waste heat cold-tube type rotary type adsorption refrigeration aircondition |
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| CN201310218182.5A CN103277932B (en) | 2013-06-04 | 2013-06-04 | Waste heat cold-tube type rotary type adsorption refrigeration aircondition |
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| CN103277932B true CN103277932B (en) | 2016-05-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104057804B (en) * | 2014-06-19 | 2016-08-24 | 上海理工大学 | Automotive air-conditioning system |
| CN110864338B (en) * | 2019-10-12 | 2021-05-18 | 宁波方太厨具有限公司 | Refrigeration range hood |
| CN115540383B (en) * | 2022-09-22 | 2023-06-23 | 哈尔滨商业大学 | Rotary switching type adsorption refrigeration/heat pump air conditioning system |
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| CN1603719A (en) * | 2004-11-17 | 2005-04-06 | 上海理工大学 | Cold tube type combined adsorptive air conditioning unit utilizing waste heat of vehicle engine |
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