CN1098493A - A kind of cross absorption solar energy air conditioner - Google Patents
A kind of cross absorption solar energy air conditioner Download PDFInfo
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- CN1098493A CN1098493A CN 93109216 CN93109216A CN1098493A CN 1098493 A CN1098493 A CN 1098493A CN 93109216 CN93109216 CN 93109216 CN 93109216 A CN93109216 A CN 93109216A CN 1098493 A CN1098493 A CN 1098493A
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- absorber
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
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Abstract
A kind of cross absorption solar energy air conditioner, it has outdoor radiator, indoor heat converter, it is characterized in that: two absorbers are arranged, wherein filling the solid absorbent of halogen metal salt, in have heat(ing) coil that the heat transfer medium sleeve is arranged outward, outdoor solar heater is arranged, and communicate, heat medium is arranged therein with heat(ing) coil, outdoor radiator links to each other with absorber with indoor heat converter, working media is arranged therein, with the heat release when absorbing working media of halogen metal salt solid absorbent, the characteristic that the working media molecule is overflowed and absorbed heat, make the absorber and the working media cooling refrigeration that are in adiabatic attitude, reach the requirement of freezing in the air conditioner.
Description
A kind of cross absorption solar energy air conditioner, it belongs to a kind of environment adjusting device, can be widely used in family, and office, shop and other public area.
Present air-conditioning equipment, adopt with the chloro-fluoro-carbon kind refrigerant used the method that mechanical compress expands freeze (have also be used for heat production) more.Though this method and technology is very ripe, owing to the destruction of CFC to ozone layer, so environment specialists' strong request forbidding is by the refrigeration plant of this class refrigerant manufacturing.On the other hand, adopt the method refrigeration of mechanical compress, use by the mechanical energy of electric energy conversion or the mechanical energy of other formal transformation, and can not use low-grade heat energy, unfavorable to utilizing of energy.Mechanical compression refrigeration also has noise and wear problem.
The objective of the invention is to invent a kind of cross absorption solar energy air conditioner, it does not use the chloro-fluoro-carbon kind cold-producing medium, utilizes the heat energy in the solar energy to do the refrigeration pumping energy, can satisfy environmental requirement, does not have noise and mechanical wear problem.
Structure of the present invention as shown in Figure 1, it has the outer radiator 1 of cool room, refrigeration indoor heat converter 2, it is characterized in that: absorber 3 and absorber 4 are arranged, absorber 3 and absorber 4 are the metal shell of sealing, filling therein the solid absorbent of halogen metal salt, heat(ing) coil 5 and 6 are arranged in absorber 3 and 4, heat transfer medium sleeve 7 and 8 are arranged outside absorber 3 and 4, outdoor solar heater 9 arranged, solar heater 9 communicates with heat(ing) coil 5 and 6 in absorber 3 and the absorber 4 by 3-position-3-way valve 10 and 11, heat medium is arranged therein, inlet and liquid outlet are all arranged respectively on heat transfer medium sleeve 7 and 8, they respectively by on-off valve 14 with 15 be positioned over outdoor radiator 12 and link to each other with 13, absorber 3 is in parallel with outer radiator 1 of cool room and refrigeration indoor heat converter 2, radiator 1 links to each other with absorber 4 by triple valve 16 with the other end of refrigeration indoor heat converter 2 outside cool room, working media is arranged therein, temperature sensor 17 and 18 are equipped with in place, working media gateway in absorber 3 and 4, heat transfer medium temperature sensor 19 and 20 are equipped with in liquid outlet place in heat transfer medium sleeve 7 and 8, temperature sensor 21 is equipped with at delivery port place at solar heater 9, and at outdoor and indoor outdoor temperature sensor 22 and the indoor temperature transmitter 23 of being equipped with respectively, standard industry controller 24 is arranged, temperature sensor 17,18,19,20,21,22,23 link to each other with the A/D input of standard industry controller 24 respectively, and its switching value output respectively with triple valve 10,11 and 16, on-off valve 14 links to each other with 15.
Accompanying drawing 1 is a structural representation of the present invention.
Accompanying drawing 2 is in halogen metal salt solid absorbent thermal regeneration in the absorber 3 for the present invention, and halogen metal salt solid absorbent absorbs the process of working media in the absorber 4, and heavy line is the path of three kinds of working fluid mediums of the present invention at this state.
Halogen metal salt solid absorbent absorbs working media to accompanying drawing 3 in the absorber 3 for the present invention is in, halogen metal salt solid absorbent volatilization working media refrigerating state in the absorber 4, and heavy line is the path of three kinds of working fluid mediums of the present invention at this state.
Halogen metal salt solid absorbent absorbs working media to accompanying drawing 4 in the absorber 3 for the present invention is in, and halogen metal salt solid absorbent is heated reproduced state in the absorber 4, and heavy line is the path of three kinds of working fluid mediums of the present invention at this state.
Accompanying drawing 5 is in halogen metal salt solid absorbent volatilization working media refrigeration in the absorber 3 for the present invention, and halogen metal salt solid absorbent absorbs the working media state in the absorber 4, and heavy line is the path of three kinds of working fluid mediums of the present invention at this state.
Accompanying drawing 6 is that the present invention is at the indoor embodiment that heating radiator also is housed.
The present invention utilizes halogen metal salt solid absorbent through behind the thermal regeneration, absorbs working media (generally can be water) heat release, and the characteristic of absorption refrigeration during volatilization effusion working media, finishes the task of refrigeration, and detailed process is as follows:
Under the control of standard industry controller 24,3-position-3-way valve 10 and 11 all is in position, a left side, and the logical valve 14 that ends is in cut-off state, and the logical valve 15 that ends is in conducting state, and two-position three-way valve 16 is in right position, as shown in Figure 2.Be introduced in the heat(ing) coil 5 in the absorber 3 by the heat medium of solar heater 9 heating, make the regeneration of being heated of halogen metal salt solid absorbent in absorber 3, and make residual working media effusion.Because triple valve 16 is in position, the right side, have only the outer radiator 1 of cool room to communicate with absorber 4, the halogen metal salt solid absorbent that is absorbed in the device 4 after radiator 1 cooling outside the working media process cool room of therefore overflowing from absorber 3 absorbs.Because absorber 3 is heated, its pressure is higher than absorber 4, and makes whole adsorbent equipment pressure be in high pressure.Halogen metal salt solid absorbent absorption working media will be emitted heat in the absorber 4.Because logical only valve 15 conductings form between heat transfer medium sleeve 8 and radiator 13 " heat pipe ".Heat transfer medium sleeve 8 is the hot junctions of " heat pipe ", and radiator 13 is the cold junction of " heat pipe ".Heat transfer medium is pumped into cold junction to the heat in hot junction and discharges, and keeps the temperature of absorber 4 not raise.
At absorber 3 regeneration heating certain hours, make wherein halogen metal salt solid absorbent recover its absorbability after, by 24 controls of standard industry controller, 3-position-3-way valve 10,11 all is in meta, logical only valve 14 conductings, and the logical valve 15 that ends ends, triple valve 16 is in position, a left side, as shown in Figure 3.At this moment, triple valve 16 makes absorber 3 and absorber 4 communicate by refrigeration indoor heat converter 2.Logical end valve 15 and end after, absorber 4 is in adiabatci condition.And after logical only valve 14 conductings, make heat transfer medium sleeve 7 and radiator 12 form " heat pipe " in absorber 3 outsides.Under the effect of heat transfer medium, make absorber 3 coolings.Because the halogen metal salt solid absorbent in the absorber 3 is just to regenerate, do not contain working media substantially on the one hand, be in undersaturated condition.Because pressure reduces, the halogen metal salt solid absorbent in the absorber 4 is in hypersaturated state on the other hand.Thereby the absorption of the halogen in the absorber 3 working media, the heat that absorption process produces is taken away and delivers to by radiator 12 outdoor by heat transfer medium, and the temperature that reduces absorber 3 is to approaching outdoor normal temperature.Absorber 4 owing to the logical valve 15 that ends by being in adiabatci condition since working media wherein in halogen, be in protect saturated, the working media effusion of will from halogen, volatilizing.This process is an endothermic process, thereby the temperature of working media will reduce the purpose of realization refrigeration.The working media of overflowing enters heat exchanger 2 in the cool room after by triple valve 16, is used to reduce room temperature, reaches the purpose that the present invention is used for the indoor environment cooling.Enter absorber 3 by the working media behind the refrigeration indoor heat converter 2, absorbed by undersaturated halogen metal salt solid absorbent, this process can continue to carry out like this.
Halogen effusion working media speed in absorber 4 slows down to a certain degree, when the working media temperature of output raises, by 24 controls of standard operation controller, 3-position-3-way valve 10 and 11 all is in right position, the logical valve 14 that ends continues conducting, the logical valve 15 that ends continues to end, and triple valve 16 is in right position, as shown in Figure 4.At this moment the heat(ing) coil 6 in the absorber 4 communicates with solar heater 9, heat medium carries out thermal regeneration by the halogen metal salt solid absorbent in 6 pairs of absorbers 4 of heat(ing) coil, and the working media that regeneration discharges the time absorbs by the halogen metal salt solid absorbent that the outer radiator 1 of cool room enters in the absorber 3, the same with state shown in the accompanying drawing 2, just absorber 3 is opposite with absorber 4.
After halogen metal salt solid absorbent regeneration in absorber 4 finished, under the control of standard industry controller 24,3-position-3-way valve 10 and 11 all was in meta, the logical valve 14 that ends is in cut-off state, the logical valve 15 that ends is in conducting state, and two position three-way valve 16 is in position, a left side, as shown in Figure 5.Because the logical valve 14 that ends is in cut-off state, so absorber 3 is in adiabatci condition.And logical only valve 15 conductings make absorber 4 and diffusing parallel operation 13 form " heat pipe ".It is the same with state shown in the accompanying drawing 3, and just absorber 3 is opposite with absorber 4, the halogen metal salt solid absorbent effusion working media refrigeration in the absorber 3, and the halogen in the absorber 4 absorbs working media.Finish a working cycles by top four steps.
The present invention is by 24 controls of standard industry controller, it is by gathering by being loaded on the working media temperature parameter that the temperature sensor 17 and 18 that is equipped with in absorber 3 and absorber 4 working media exits measures, the heat transfer medium temperature parameter that collection is measured by the temperature sensor 19 and 20 at the liquid outlet place that is loaded on heat transfer sleeve 7 and 8, the heat medium temperature parameter that collection is measured by the temperature sensor 21 that is loaded on solar heater 9 liquid outlet places and be loaded on ambient temperature and the controlled environment temperature parameter that outdoor and indoor temperature sensor 22 and 23 measures respectively, compare through these parameter values and standard control model, calculate the control parameter by standard industry controller 24, finish the action of each valve on time.
The present invention adopts the heat release when absorbing working media of halogen metal salt solid absorbent, and when its supersaturation, when the molecular density of working media reduces to the saturated concentration that is lower than temperature of living in, the working media molecule that is absorbed in the halogen metal salt solid absorbent is overflowed and heat absorption, make the absorber and the working media cooling refrigeration that are in adiabatic attitude, reach the requirement of freezing in the air conditioner.Adopt the heat medium of solar heater heating that halogen is carried out thermal regeneration, and use two groups of absorbers replace switching, make two groups of absorbers alternately be in absorption and release conditions are finished cyclic process by standard operation controller by-pass valve control group.It does not use environment is produced the CFC cold-producing medium that pollutes, and does not have the compression member of mechanical movement yet, therefore can satisfy environmental requirement, and not have noise and wear problem.
The present invention also can adopt version as shown in Figure 6, also has respectively by logical valve 25 and 26 radiators 27 and 28 that communicate with the liquid inlet and outlet of heat transfer sleeve 7 and 8 of ending indoor.When the present invention ran on refrigerating state, the logical valve 25 and 26 that ends all was in cut-off state, did not have difference with the embodiment of structure shown in the accompanying drawing 1.And when the present invention ran on the heating state, the logical valve 14 and 15 that ends was in cut-off state, replace by the logical valve 25 and 26 that ends, and negate when the running status of dibit triple valve 16 and refrigerating operaton.Just can realize the heating to indoor environment, because the heat of solar heater is to be used for the pumping heat, so its heating " efficient " can be greater than 1, than the thermal efficiency height that directly heats with solar heater.
Halogen metal salt solid absorbent can use and add lithium bromide in the present invention, and working media can be a water, and it just in time has bigger concentration difference at normal temperatures and absorbs the release heat variation.
Heat transfer medium among the present invention can use alcohol or ammonia etc., and boiling temperature is in operating temperature range of the present invention under its normal pressure.Use the gas phase of heat transfer medium and the variation of liquid phase to take away heat, can make the thermal resistance minimum, very high transfer efficiency is arranged.
Solar heater 9 and employed heat medium among the present invention can adopt common solar heater and water, and also can adopt as number of patent application is the form of 93109064.4 " a kind of translationally tracking solar energy collector ".Or be the form of CN93219582.2 " a kind of non-motion tracking sun amplitude transformer " as number of patent application, at the equipped at outlet port of solar heater 9 in connecing an accumulator that holds heat medium, with operating mode and because the influence of Changes in weather of eliminating the interrupted heating of the present invention.
Heat(ing) coil 5 among the present invention and 6 can use copper or titanium alloy material manufacturing.Absorber 3 and 4 shell also can be with copper or titanium alloy material manufacturings, and radiating fin is arranged, to increase contact area and thermal conductivity. Heat transfer sleeve 7 and 8 outside should use heat-insulating material to cover, the cooling-down effect when keeping refrigeration.In the present invention, can be beneficial to their heat exchange, reduce volume at radiator 1,12,13 and heat exchanger 2 other dress fans.
All temperature sensors among the present invention can use common temperature sensor, no specific (special) requirements.Can be thermosensitive resistance type, the temperature-sensitive transistor also can be a thermocouple.All valves can make electricity consumption bump valve.Standard industry controller 24 drives the adhesive of electromagnet in the magnetic valve by the break-make of control A.C. contactor.Also can use the electric switch device DM that constitutes by the VMOS pipe.Valves all among the present invention also can use operated pneumatic valve.Drive valve event by standard industry controller 24 control small pneumatic switches.Standard industry controller 24 can be selected the industrial process controller of the PCU-3F of U.S. ME company for use, also can be with the industrial process controller of other model, and its processing speed, required precision are not high, and the I/O port is also few.
Claims (2)
1, a kind of cross absorption solar energy air conditioner, it has the outer radiator (1) of cool room, refrigeration indoor heat converter (2), it is characterized in that: absorber (3) and absorber (4) are arranged, absorber (3) and absorber (4) are the metal shell of sealing, filling therein the solid absorbent of halogen metal salt, heat(ing) coil (5) and (6) are arranged in absorber (3) and (4), heat transfer medium sleeve (7) and (8) are arranged outside absorber (3) and (4), outdoor solar heater (9) arranged, solar heater (9) communicates with heat(ing) coil (5) and (6) in absorber (3) and the absorber (4) by 3-position-3-way valve (10) and (11), heat medium is arranged therein, inlet and liquid outlet are all arranged respectively on heat transfer medium sleeve (7) and (8), they respectively by on-off valve (14) and (15) be positioned over outdoor radiator (12) and link to each other with (13), absorber (3) is in parallel with outer radiator (1) of cool room and refrigeration indoor heat converter (2), radiator outside cool room (1) links to each other with absorber (4) by triple valve (16) with the other end of refrigeration indoor heat converter (2), working media is arranged therein, temperature sensor (17) and (18) are equipped with in place, working media gateway in absorber (3) and (4), at the liquid outlet place of heat transfer medium sleeve (7) and (8) heat transfer medium temperature sensor (19) and (20) are housed, at the delivery port place of solar heater (9) temperature sensor (21) is housed, and at outdoor and indoor outdoor temperature sensor (22) and the indoor temperature transmitter (23) of being equipped with respectively, standard industry controller (24) is arranged, temperature sensor (17), (18), (19), (20), (21), (22), (23) link to each other with the A/D input of standard industry controller (24) respectively, and its switching value output respectively with triple valve (10), (11) and (16), on-off valve (14) links to each other with (15).
2, cross absorption solar energy air conditioner as claimed in claim 1 is characterized in that: have respectively by logical valve 25 and 26 radiators 27 and 28 that communicate with the liquid inlet and outlet of heat transfer sleeve 7 and 8 of ending indoor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93109216 CN1098493A (en) | 1993-08-05 | 1993-08-05 | A kind of cross absorption solar energy air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93109216 CN1098493A (en) | 1993-08-05 | 1993-08-05 | A kind of cross absorption solar energy air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1098493A true CN1098493A (en) | 1995-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93109216 Pending CN1098493A (en) | 1993-08-05 | 1993-08-05 | A kind of cross absorption solar energy air conditioner |
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| Country | Link |
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| CN (1) | CN1098493A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100390469C (en) * | 2006-05-11 | 2008-05-28 | 张勇 | Solar air conditioner with heat traps |
| CN102322704A (en) * | 2011-09-27 | 2012-01-18 | 程刚 | Semiconductor refrigerating and absorptive refrigerating interactive device |
| CN101529056B (en) * | 2006-05-11 | 2013-05-01 | Rm-能源有限公司 | Method and apparatus for a vapor cycle with a condenser containing a sorbent |
| CN105352082A (en) * | 2015-12-11 | 2016-02-24 | 常熟市同方环境设备有限公司 | Solar air conditioner |
-
1993
- 1993-08-05 CN CN 93109216 patent/CN1098493A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100390469C (en) * | 2006-05-11 | 2008-05-28 | 张勇 | Solar air conditioner with heat traps |
| CN101529056B (en) * | 2006-05-11 | 2013-05-01 | Rm-能源有限公司 | Method and apparatus for a vapor cycle with a condenser containing a sorbent |
| CN102322704A (en) * | 2011-09-27 | 2012-01-18 | 程刚 | Semiconductor refrigerating and absorptive refrigerating interactive device |
| CN102322704B (en) * | 2011-09-27 | 2013-04-10 | 程刚 | Semiconductor refrigerating and absorptive refrigerating interactive device |
| CN105352082A (en) * | 2015-12-11 | 2016-02-24 | 常熟市同方环境设备有限公司 | Solar air conditioner |
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| C06 | Publication | ||
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| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |