CN202928192U - Calcium chloride-ammonia adsorption refrigeration system - Google Patents
Calcium chloride-ammonia adsorption refrigeration system Download PDFInfo
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- CN202928192U CN202928192U CN2012205711966U CN201220571196U CN202928192U CN 202928192 U CN202928192 U CN 202928192U CN 2012205711966 U CN2012205711966 U CN 2012205711966U CN 201220571196 U CN201220571196 U CN 201220571196U CN 202928192 U CN202928192 U CN 202928192U
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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
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- 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
- 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]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
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Abstract
The utility model relates to a calcium chloride-ammonia adsorption refrigeration system and belongs to the technical field of refrigeration devices. The system mainly comprises two circulation systems, namely a water circulation system and an ammonia circulation system. The water circulation system mainly comprises a water condenser, a boiler, a water pump, a change-over valve A and a change-over valve B, and the ammonia circulation system mainly comprises a calcium chloride adsorption bed, an ammonia condenser, a liquid storage tank, an evaporator, a pressure gauge and a change-over valve C. When hot water circulates, adsorbability of calcium chloride is reduced, so that ammonia is released, an ammonia liquid is stored in the liquid storage tank after a condensation process, the change-over valve C in the ammonia circulation system is changed over when the pressure gauge is constant to allow the ammonia liquid in the liquid storage tank not to conduct evaporative refrigeration temporarily, and the change-over valve C is changed over again for refrigeration when the refrigeration is required. The system can control adsorption and desorption of calcium chloride at any time, energy is required to be provided for the boiler and the water pump, and no additional energy consumption is required.
Description
Technical field
Patent of the present invention relates to a kind of calcium chloride/ammomia adsorption refrigeration system, and the characteristics such as the more general adsorption refrigeration system of its system has controllability high, and refrigerating speed is fast belong to a kind of adsorption refrigeration system of controllable type.
Background technology
Be after Faraday finds refrigeration phenomenon that the silver chlorate adsorb ammonia produces to the research of absorption type refrigerating, report absorption type system the earliest is in the thirties.These systems were not because can't being subject to enough attention with the vapour compression refrigeration system competition on efficient and power at that time.The energy crisis of the seventies provides opportunity for the development of adsorptive refrigeration technology, and the nineties, the cry of protection of the environment provided good development opportunity for it again with the CFCs problem that perplexs traditional steam compression type refrigeration technology.Adsorptive refrigeration technology has obtained broad research in the application of the aspects such as used heat heat pump, solar energy refrigerator, simultaneously because the advantages such as movement-less part, noiseless, good anti-vibration have also obtained more application in marine refrigeration, air conditioning for automobiles, aerospace cryogenic refrigeration field.After the international solid adsorption refrigeration conference of Paris first in 1992, very fast to the progress of absorption type refrigerating, formed some representational research institutions.People, the people such as R.E.Critoph of Britain, the people such as Shelton of the U.S. such as people, gondola G.Cacciola such as typical as French F.E.Meunier and M.Pons, the people such as the Leo nard L.Vasiliev of Byelorussia.The Tan Yingke of South China Science ﹠ Engineering University, the Yan Aizhen of Nanjing University are domestic contrast absorption type refrigerating researchers (begin the eighties) early.In addition, Yuan Xiugan, the Lin Guiping of the Han Baoqi of Xi'an Communications University, the Wang Baoguan of Nanjing Aero-Space University, BJ University of Aeronautics ﹠ Astronautics and Wang Ruzhu, the Teng Yi etc. of Shanghai Communications University have also done some research work to absorption type refrigerating.As a whole, foreign study due to starting early, aggregate level is higher, and domestic research is started late relatively, compares with the foreign study level also to also have certain gap.
Summary of the invention
The purpose of patent of the present invention has been to overcome traditional solar adsorption-type refrigerating for the shortcomings such as dependence of sunshine, provide a kind of and comprised that by controlling water temperature cold water and hot water circuit control the controllable type absorption type refrigerating scheme of adsorbent bed adsorption and desorption, this system has carried out partly improving for traditional absorption type refrigerating, and has added the electronic components such as temperature controller and relay to coordinate boiler to make to control water temperature in system.This effective utilization for saves energy and regenerative resource has far-reaching Research Significance.
To achieve these goals, patent of the present invention has been taked following technical scheme:
The calcium chloride/ammomia adsorption refrigeration system, it is comprised of water circulation system I and ammonia recycle system II two parts; Water circulation system mainly is comprised of water cooler 1, conversion valve A4, boiler 2, conversion valve B5, water pump 6 and water tank 8; Ammonia recycle system mainly is comprised of ammonia condenser 3, conversion valve C9, fluid reservoir 10, stop valve 11, capillary 12, evaporimeter 13, Pressure gauge 14 and adsorbent bed 7;
Realize that in water circulation system I hot water circuit is that desorption process circulation and cold water circulation are the adsorption process circulation, in this circulation, the water outlet end of water tank 8 connects conversion valve A4, conversion valve A4 connects respectively water cooler 1 and boiler 2, wherein water cooler 1 and boiler 2 are in parallel, the port of export that water cooler 1 is connected with boiler connects respectively conversion valve B5, and conversion valve B5 connects water pump 6 again, and water pump 6 ports of export connect water tank 8 and complete circulation;
In hot water circuit, conversion valve A4 and conversion valve B5 connect with boiler 2, the conversion valve A4 heating in the boiler 2 of flowing through of the normal-temperature water in this moment water tank 8, thus then return in water tank 8 by water pump 6 after the conversion valve B5 that flows through and complete desorption.
In the cold water circulation, conversion valve A4 and conversion valve B5 connect with water cooler 1, and the flow of hot water in water tank 8 is lowered the temperature in water cooler 1 through conversion valve A4 at this moment, thereby then returns in water tank 8 by water pump 6 after the conversion valve B5 that flows through and complete absorption.
In ammonia recycle system II, the adsorbent bed 7 that is in water tank 8 is connected with the arrival end of ammonia condenser 3, the port of export of ammonia condenser 3 is connected with conversion valve C9, the end of conversion valve C9 is connected with fluid reservoir 10 arrival ends, the port of export of fluid reservoir 10 is connected with stop valve 11, and stop valve 11 is connected with the arrival end of capillary 12 again, and the port of export of capillary 12 is connected with the arrival end of evaporimeter 13, the other end of the port of export of evaporimeter 13 and conversion valve C9, conversion valve C9 are connected with adsorbent bed 7 again.The effect of conversion valve C9 is when ammonia condenser 3 is connected with reservoir 10, adsorbent bed 7 and 13 disconnections of evaporimeter, on the contrary also set up.One Pressure gauge 14 wherein is installed in order to checking system pressure between adsorbent bed 7 and ammonia condenser 3.
In the liquid storage stage, conversion valve C9 connects ammonia condenser 3 and reservoir 10, and stop valve 11 is closed, and is condensed into ammoniacal liquor after the ammonia desorption in adsorbent bed 7 in ammonia condenser 3, and the ammoniacal liquor conversion valve C9 that flows through is stored in reservoir 10.
In the refrigeration stage, conversion valve C9 connects evaporimeter 13 and adsorbent bed 7, stop valve 11 is opened, and flow through stop valve 11 and capillary 12 of the ammoniacal liquor in reservoir 10 flashes to ammonia in evaporimeter 13, and the ammonia conversion valve C9 that flows through again gets back to adsorbent bed 7 and reuptaked.
The number of adsorbent bed 7 is 4, and makes it become state in parallel to carry out adsorption and desorption with pipeline.
Pipeline used in system all adopts copper tube design.
The calcium chloride/ammomia adsorption refrigeration system mainly is comprised of two parts, i.e. the hot and cold water circulatory system and ammonia recycle system.Water circulation system is mainly interconnected by water tank, water pump, boiler, water condenser, conversion valve A and conversion valve B dependence copper pipe and forms.Ammonia recycle system mainly comprises ammonia condenser, reservoir, stop valve, capillary, evaporimeter, Pressure gauge and conversion valve C.Cold water or hot water circuit are switched by the control to conversion valve A and B in the water circulation aspect, control the water temperature in water tank, and then reach the control to calcium chloride adsorbent bed desorption and absorption.Aspect the ammonia circulation, rely on Pressure gauge to observe desorption and the absorption situation of calcium chloride adsorbent bed, control the circulation of ammonia by stop valve and conversion valve C, thereby complete the control to refrigeration.
The employing of calcium chloride/ammomia adsorption refrigeration system be that adsorbent bed has four calcium chloride adsorbent beds to compose in parallel, this configuration can make the desorption of calcium chloride and absorption carry out with the degree of maximum, the refrigerating capacity of system is improved relatively, and make the desorption of calcium chloride and adsorption time shorten to about 30 minutes.Simultaneously, what adopt due to system is desorption and the absorption that hot and cold water replaces to complete calcium chloride, so system is not subjected to the restriction of extraneous sunshine, makes the flexibility of refrigeration improve greatly, reaches the purpose of " use at any time cold, refrigeration " at any time.
The calcium chloride/ammomia adsorption refrigeration system of Patent design of the present invention compares with traditional adsorption refrigeration system, has following remarkable advantage:
1, thoroughly changed traditional absorption type refrigerating for the dependence of sunshine, broken away from traditional absorption type refrigerating desorption on daytime, the thought of absorption at night makes the flexibility of refrigeration greatly improve.
2, compare with traditional absorption type refrigerating, its refrigerating capacity improves relatively, the method that the high-temperature-hot-water that adopts due to system and low-temperature cold water replace is completed the adsorption and desorption of calcium chloride, thereby its adsorption and desorption is more complete than the adsorption and desorption that relies on sunshine to produce, and then refrigerating capacity increases relatively.
3, this calcium chloride/ammomia adsorption refrigeration system's desorption and absorption required time are very short, are only the characteristics that about 30 minutes, can reach " use at any time cold, at any time refrigeration " fully, have overcome long drawback of traditional Adsorption Refrigeration Cycles cycle.
4, this calcium chloride/ammomia adsorption refrigeration system controllability and measurability is stronger than traditional absorption type refrigerating, can realize regulation and control to kind of refrigeration cycle by three conversion valves.
Description of drawings
Fig. 1 is the calcium chloride/ammomia adsorption refrigeration systematic cyclic graph
In figure: the I-water circulation system; The II-ammonia recycle system; The 1-water condenser; The 2-boiler; The 3-ammonia condenser; 4-conversion valve A; 5-conversion valve B; The 6-water pump; The 7-adsorbent bed; The 8-water tank; 9-conversion valve C; The 10-reservoir; The 11-stop valve; The 12-capillary; The 13-evaporimeter; The 14-Pressure gauge.
The specific embodiment
Be elaborated below in conjunction with the enforcement of accompanying drawing to patent of the present invention:
Calcium chloride/ammomia adsorption refrigeration system as shown in Figure 1 is comprised of water circulation system I and ammonia recycle system II two parts.Water circulation system mainly is comprised of water cooler 1, conversion valve A4, boiler 2, conversion valve B5, water pump 6 and water tank 8; Ammonia recycle system mainly is comprised of ammonia condenser 3, conversion valve C9, fluid reservoir 10, stop valve 11, capillary 12, evaporimeter 13, Pressure gauge 14 and adsorbent bed 7.
Realize that in water circulation system I hot water circuit is that desorption process circulation and cold water circulation are the adsorption process circulation, in this circulation, the water outlet end of water tank 8 connects conversion valve A4, conversion valve A4 connects respectively water cooler 1 and boiler 2, wherein water cooler 1 and boiler 2 are in parallel, the port of export that water cooler 1 is connected with boiler connects respectively conversion valve B5, and conversion valve B5 connects water pump 6 again, and water pump 6 ports of export connect water tank 8 and complete circulation.
In hot water circuit, conversion valve A4 and conversion valve B5 connect with boiler 2, the conversion valve A4 heating in the boiler 2 of flowing through of the normal-temperature water in this moment water tank 8, thus then return in water tank 8 by water pump 6 after the conversion valve B5 that flows through and complete desorption.
In the cold water circulation, conversion valve A4 and conversion valve B5 connect with water cooler 1, and the flow of hot water in water tank 8 is lowered the temperature in water cooler 1 through conversion valve A4 at this moment, thereby then returns in water tank 8 by water pump 6 after the conversion valve B5 that flows through and complete absorption.
In ammonia recycle system II, the adsorbent bed 7 that is in water tank 8 is connected with the arrival end of ammonia condenser 3, the port of export of ammonia condenser 3 is connected with conversion valve C9, the end of conversion valve C9 is connected with fluid reservoir 10 arrival ends, the port of export of fluid reservoir 10 is connected with stop valve 11, and stop valve 11 is connected with the arrival end of capillary 12 again, and the port of export of capillary 12 is connected with the arrival end of evaporimeter 13, the other end of the port of export of evaporimeter 13 and conversion valve C9, conversion valve C9 are connected with adsorbent bed 7 again.The effect of conversion valve C9 is when ammonia condenser 3 is connected with reservoir 10, adsorbent bed 7 and 13 disconnections of evaporimeter, on the contrary also set up.One Pressure gauge 14 wherein is installed in order to checking system pressure between adsorbent bed 7 and ammonia condenser 3.
In the liquid storage stage, conversion valve C9 connects ammonia condenser 3 and reservoir 10, and stop valve 11 is closed, and is condensed into ammoniacal liquor after the ammonia desorption in adsorbent bed 7 in ammonia condenser 3, and the ammoniacal liquor conversion valve C9 that flows through is stored in reservoir 10.
In the refrigeration stage, conversion valve C9 connects evaporimeter 13 and adsorbent bed 7, stop valve 11 is opened, and flow through stop valve 11 and capillary 12 of the ammoniacal liquor in reservoir 10 flashes to ammonia in evaporimeter 13, and the ammonia conversion valve C9 that flows through again gets back to adsorbent bed 7 and reuptaked.
Described adsorbent bed is composed in parallel by four calcium chloride adsorbent beds;
Described all pipelines are all selected copper pipe.
Claims (3)
1. calcium chloride/ammomia adsorption refrigeration system, it is characterized in that: it is comprised of water circulation system (I) and ammonia recycle system (II) two parts; Water circulation system is mainly by water cooler (1), conversion valve A(4), boiler (2), conversion valve B(5), water pump (6) and water tank (8) form; Ammonia recycle system is mainly by ammonia condenser (3), conversion valve C(9), fluid reservoir (10), stop valve (11), capillary (12), evaporimeter (13), Pressure gauge (14) and adsorbent bed (7) form;
Realize that in water circulation system (I) hot water circuit is that desorption process circulation and cold water circulation are the adsorption process circulation, in this circulation, the water outlet end of water tank (8) connects conversion valve A(4), conversion valve A(4) connect respectively water cooler (1) and boiler (2), wherein water cooler (1) and boiler (2) are in parallel, water cooler (1) is connected 2 with boiler) the port of export connect respectively conversion valve B(5), conversion valve B(5) connect water pump (6), water pump (6) port of export connects water tank (8) and completes circulation again;
in ammonia recycle system (II), the adsorbent bed (7) that is in water tank (8) is connected with the arrival end of ammonia condenser (3), the port of export of ammonia condenser (3) and conversion valve C(9) be connected, conversion valve C(9) a end is connected with fluid reservoir (10) arrival end, the port of export of fluid reservoir (10) is connected with stop valve (11), stop valve (11) is connected with the arrival end of capillary (12) again, the port of export of capillary (12) is connected with the arrival end of evaporimeter (13), the port of export of evaporimeter (13) and conversion valve C(9) the other end, conversion valve C(9) be connected with adsorbent bed (7) again.
2. calcium chloride/ammomia adsorption refrigeration according to claim 1 system, it is characterized in that: the number of adsorbent bed (7) is 4, and makes it become state in parallel to carry out adsorption and desorption with pipeline.
3. calcium chloride/ammomia adsorption refrigeration according to claim 1 system, it is characterized in that: pipeline used in system all adopts copper tube design.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104048443A (en) * | 2014-05-30 | 2014-09-17 | 武汉箕星制冷有限公司 | Chemical adsorption refrigeration system driven by taking engine tail gas as energy |
| CN104048440A (en) * | 2014-05-30 | 2014-09-17 | 武汉箕星制冷有限公司 | Chemical adsorption type heat refrigeration system employing alkaline-earth metal halide |
| CN104048442A (en) * | 2014-05-30 | 2014-09-17 | 武汉箕星制冷有限公司 | Chemical adsorption refrigeration system driven by engine tail gas of vehicle |
| CN111023230A (en) * | 2019-12-25 | 2020-04-17 | 海南捷信环境工程有限公司 | Multi-tank adsorption type sewage source heat pump |
| CN114941870A (en) * | 2022-06-30 | 2022-08-26 | 湖北天运消音防振新材料有限公司 | Odor purification and removal system and method for household PVC air conditioner |
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2012
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048443A (en) * | 2014-05-30 | 2014-09-17 | 武汉箕星制冷有限公司 | Chemical adsorption refrigeration system driven by taking engine tail gas as energy |
| CN104048440A (en) * | 2014-05-30 | 2014-09-17 | 武汉箕星制冷有限公司 | Chemical adsorption type heat refrigeration system employing alkaline-earth metal halide |
| CN104048442A (en) * | 2014-05-30 | 2014-09-17 | 武汉箕星制冷有限公司 | Chemical adsorption refrigeration system driven by engine tail gas of vehicle |
| CN104048440B (en) * | 2014-05-30 | 2016-05-25 | 武汉畅能鑫悦新能源科技有限公司 | Alkaline-earth halide chemisorbed formula thermal refrigerating system |
| CN111023230A (en) * | 2019-12-25 | 2020-04-17 | 海南捷信环境工程有限公司 | Multi-tank adsorption type sewage source heat pump |
| CN114941870A (en) * | 2022-06-30 | 2022-08-26 | 湖北天运消音防振新材料有限公司 | Odor purification and removal system and method for household PVC air conditioner |
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