CN103759463B - room temperature magnetic refrigeration system - Google Patents
room temperature magnetic refrigeration system Download PDFInfo
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- CN103759463B CN103759463B CN201410008841.7A CN201410008841A CN103759463B CN 103759463 B CN103759463 B CN 103759463B CN 201410008841 A CN201410008841 A CN 201410008841A CN 103759463 B CN103759463 B CN 103759463B
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- alloy
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 56
- 239000007788 liquid Substances 0.000 claims abstract description 68
- 239000012530 fluid Substances 0.000 claims abstract description 48
- 150000001298 alcohols Chemical class 0.000 claims description 20
- 239000000956 alloy Substances 0.000 claims description 20
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 18
- 229910045601 alloy Inorganic materials 0.000 claims description 15
- 150000002910 rare earth metals Chemical class 0.000 claims description 15
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 12
- 229910052689 Holmium Inorganic materials 0.000 claims description 10
- 229910052779 Neodymium Inorganic materials 0.000 claims description 10
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 10
- 229910001128 Sn alloy Inorganic materials 0.000 claims description 10
- 229910001297 Zn alloy Inorganic materials 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 10
- 229910052746 lanthanum Inorganic materials 0.000 claims description 10
- 230000005415 magnetization Effects 0.000 claims description 10
- 229920006395 saturated elastomer Polymers 0.000 claims description 10
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 5
- 229910052691 Erbium Inorganic materials 0.000 claims description 5
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 5
- 229910000846 In alloy Inorganic materials 0.000 claims description 5
- 229910020994 Sn-Zn Inorganic materials 0.000 claims description 5
- 229910009069 Sn—Zn Inorganic materials 0.000 claims description 5
- 229910052771 Terbium Inorganic materials 0.000 claims description 5
- 229910002065 alloy metal Inorganic materials 0.000 claims description 5
- 229910052796 boron Inorganic materials 0.000 claims description 5
- 229910052733 gallium Inorganic materials 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 229910000634 wood's metal Inorganic materials 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract 1
- 239000007787 solid Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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]
Landscapes
- Sorption Type Refrigeration Machines (AREA)
- Hard Magnetic Materials (AREA)
Abstract
The invention provides a room temperature magnetic refrigeration system.A magnetic liquid refrigeration working medium is driven to a heat exchanger by a first circulating pump and is magnetized by a magnetic system, a heat exchange fluid is driven to a condenser by a second circulating pump and flows to the heat exchanger after being condensed by the condenser, and the heat exchange fluid absorbs heat released after the magnetic liquid refrigeration working medium is magnetized in the heat exchanger and returns to the second circulating pump; the magnetic liquid refrigeration working medium is cooled by heat exchange fluid in the heat exchanger, then enters the evaporator and returns to the first circulating pump, and in the circulating process, the magnetic liquid refrigeration working medium cuts magnetic lines of force to generate current to supply power for the power storage power supply when flowing through a magnetic field. The room-temperature magnetic refrigeration system provided by the invention takes magnetic liquid as a refrigeration working medium, can be transported by adopting a pump, is convenient for process arrangement, and realizes a magnetic refrigeration effect; meanwhile, when the magnetic liquid refrigerating working medium flows through the magnetic field, the magnetic line of force is cut to generate current to supply power for the electric power storage power supply, and the magnetic liquid refrigerating working medium can be used for driving the circulating pump to work.
Description
Technical field
The invention belongs to low temperature and refrigeration technology field, relate to a kind of cooling cycle system, particularly relate to a kind of room temperature magnetic refrigeration system.
Background technology
At present, Refrigeration Technique mainly contains freon refrigeration, semiconductor refrigerating and magnetic and freezes three kinds.Comparatively early, but there is the higher defect of destruction to air, pollution and energy consumption in its to the application of freon refrigeration technology, eliminates gradually; Although semiconductor refrigerating technology is comparatively ripe, its refrigerating efficiency is low, the refrigeration occasion that the scale that is generally only suitable for is less; Magnetic refrigeration develops a kind of Refrigeration Technique faster at present, mainly comprises the magnetic Refrigeration Technique adopting solid magnetic refrigerating material and the magnetic Refrigeration Technique adopting liquid magnetic refrigerating material.Solid magnetic refrigerating material, when heat exchange, can not be realized by channelization, and can only be realized by liquid or gas as the heat exchange of liquid or gas.At this moment, need there is contact area large as far as possible between heat exchange fluid and solid magnetic refrigerating material on the one hand, require heat exchange fluid as far as possible glibly by solid magnetic refrigerating material on the other hand, so, in refrigeration bed, require solid magnetic refrigerating material to make coccoid or netted or thin tube-like.This not only makes refrigeration bed complex structure, and heat exchange fluid by refrigeration bed time produce liquid difference and loss of energy.Moreover, in order to make refrigeration bed motion synchronous with the flowing of heat exchange fluid, refrigeration machine and control system complicated.Replace solid magnetic refrigerating material can realize the channelization of heat exchange with magnetic liquid refrigerating material, thus solve above difficulty.
Patent ZL02143636.3 discloses the cold feedback system of magnetic liquid magnetic refrigeration, magnetic liquid circulation line one end of this patent is connected with refrigeration bed hot junction, the other end forms loop, so the heat exchanger effectiveness of the cold feedback system of magnetic liquid magnetic Refrigeration Technique is lower through heat-exchanging chamber.
Summary of the invention
The object of the invention is: provide a kind of room temperature magnetic refrigeration system, this room temperature magnetic refrigeration system can realize efficient cryogenic refrigeration.
Technical scheme of the present invention is:
A kind of room temperature magnetic refrigeration system, comprises magnetic system, heat exchanger, evaporimeter, the first circulating pump, the second circulating pump, condenser and storage power;
Described heat exchanger is placed in described magnetic system, first outlet of described heat exchanger is connected to the entrance of described evaporimeter, the outlet of described evaporimeter is connected to the entrance of described first circulating pump, and the first entrance that described first circulation delivery side of pump is connected to described heat exchanger forms magnetic refrigeration cycle loop;
Second outlet of described heat exchanger is connected to the entrance of described second circulating pump, and described second circulation delivery side of pump is connected to the entrance of described condenser, and the outlet of described condenser and the second entrance of described heat exchanger connect and compose heat radiation closed circuit;
Wherein, magnetic liquid refrigerating working medium is urged to described heat exchanger through described first circulating pump, and magnetized by described magnetic system, described heat-exchange fluid is urged to described condenser through described second circulating pump, after described condenser condenses, flow to described heat exchanger, the heat that described heat-exchange fluid discharges absorb the magnetization of described magnetic liquid refrigerating working medium in described heat exchanger after is also back to described second circulating pump; Described magnetic liquid refrigerating working medium through the magnetization of described magnetic system simultaneously in described heat exchanger by described heat-exchange fluid after, then after entering described evaporimeter, be back to described first circulating pump;
The both positive and negative polarity of described storage power is electrically connected at the first outlet and the first entrance of described heat exchanger respectively, and described magnetic liquid refrigerating working medium is when flowing through described magnetic system, and cutting magnetic line generation current is that described storage power is powered.
Below technique scheme is explained further:
Described magnetic liquid refrigerating working medium is mixed by Magnaglo and liquid base fluid and forms;
The compound that the rare earth metal of described Magnaglo to be Curie temperature be near room temperature or the alloy be made up of rare earth metal or rare earth metal form;
The liquid metal of described liquid base fluid to be fusing point be room temperature or the alloy be made up of liquid metal or the compound be made up of liquid metal, described liquid metal is when flowing through described magnetic field, and cutting magnetic line generation current is that described storage power is powered.
Described Magnaglo is including but not limited to following a series of material: Ce
6ni
2si
3, RCoSi, Er
3co, A
3ni
2, B
3co, TbPdAl, ErSi, LaFe
13-xsi
x, (La, Pr) Fe
13-xsi
x, (La, Nd) Fe
13-xsi
x, LaFe
13-xsi
xcy, La
0.5pr
0.5fe
10.7co
0.8si
1.5c
0.2, La (Fe, Co)
13 – xal
x, Tb
6co
1.67si
3, Gd
6co
1.67si
3, Gd, GdSi
x, wherein, R is the one in Pr, Nd, Gd, Tb, A is the one in Er, Ho, and B is the one in Ho, Dy;
Described liquid base fluid is including but not limited to following a series of material: Ga, Ga-In alloy, Ga-Sn alloy, Ga-Zn alloy, Ga-In-Sn alloy, Ga-In-Zn alloy, Ga-In-Sn-Zn alloy, NaK alloy and Wood's metal.
Described heat-exchange fluid is the aqueous mixtures of water or alcohols, and described alcohols is unitary saturated alcohols, binary saturated alcohols.
Another technical scheme of the present invention is:
A kind of room temperature magnetic refrigeration system, comprises magnetic system, First Heat Exchanger, the second heat exchanger, evaporimeter, the first circulating pump, the second circulating pump, condenser and storage power;
Described First Heat Exchanger is placed in described magnetic system, first outlet of described First Heat Exchanger is connected to the entrance of described evaporimeter, the outlet of described evaporimeter is connected to the first entrance of described second heat exchanger, first outlet of described second heat exchanger is connected to the entrance of described first circulating pump, and the first entrance that described first circulation delivery side of pump is connected to described First Heat Exchanger forms magnetic refrigeration cycle loop;
Second outlet of described First Heat Exchanger is connected to the entrance of described second circulating pump, described second circulation delivery side of pump is connected to the entrance of described condenser, the outlet of described condenser is connected with the second entrance of described second heat exchanger, and the second outlet of described second heat exchanger connects and composes heat radiation closed circuit with the second entrance of described First Heat Exchanger;
Wherein, magnetic liquid refrigerating working medium is urged to described First Heat Exchanger through described first circulating pump, and magnetized by described magnetic system, described heat-exchange fluid is urged to described condenser through described second circulating pump, after described condenser condenses, flow to described First Heat Exchanger through described second heat exchanger, after the heat of release after described heat-exchange fluid absorbs the magnetization of described magnetic liquid refrigerating working medium in described First Heat Exchanger, be back to described second circulating pump; Described magnetic liquid refrigerating working medium in described First Heat Exchanger after described heat-exchange fluid, then be back to described first circulating pump after entering described evaporimeter and described second heat exchanger;
The both positive and negative polarity of described storage power is electrically connected at the first outlet and the first entrance of described First Heat Exchanger respectively, and described magnetic liquid refrigerating working medium is when flowing through described magnetic system, and cutting magnetic line generation current is that described storage power is powered.
Below technique scheme is explained further:
Described magnetic liquid refrigerating working medium is mixed by Magnaglo and liquid base fluid and forms;
The compound that the rare earth metal of described Magnaglo to be Curie temperature be near room temperature or the alloy be made up of rare earth metal or rare earth metal form;
The liquid metal of described liquid base fluid to be fusing point be room temperature or the alloy be made up of liquid metal or the compound be made up of liquid metal, described liquid metal is when flowing through described magnetic field, and cutting magnetic line generation current is that described storage power is powered.
Described Magnaglo is including but not limited to following a series of material: Ce
6ni
2si
3, RCoSi, Er
3co, A
3ni
2, B
3co, TbPdAl, ErSi, LaFe
13-xsi
x, (La, Pr) Fe
13-xsi
x, (La, Nd) Fe
13-xsi
x, LaFe
13-xsi
xcy, La
0.5pr
0.5fe
10.7co
0.8si
1.5c
0.2, La (Fe, Co)
13 – xal
x, Tb
6co
1.67si
3, Gd
6co
1.67si
3, Gd, GdSi
x, wherein, R is the one in Pr, Nd, Gd, Tb, A is the one in Er, Ho, and B is the one in Ho, Dy;
Described liquid base fluid is including but not limited to following a series of material: Ga, Ga-In alloy, Ga-Sn alloy, Ga-Zn alloy, Ga-In-Sn alloy, Ga-In-Zn alloy, Ga-In-Sn-Zn alloy, NaK alloy and Wood's metal.
Described heat-exchange fluid is the aqueous mixtures of water or alcohols, and described alcohols is unitary saturated alcohols, binary saturated alcohols.
Adopt technique scheme, the invention has the advantages that:
Room temperature magnetic refrigeration system provided by the invention, wherein, magnetic liquid refrigerating working medium is urged to described heat exchanger through described first circulating pump, and magnetized by described magnetic system, described heat-exchange fluid is urged to described condenser through described second circulating pump, after described condenser condenses, flow to described heat exchanger, the heat that described heat-exchange fluid discharges absorb the magnetization of described magnetic liquid refrigerating working medium in described heat exchanger after is also back to described second circulating pump; Described magnetic liquid refrigerating working medium in described heat exchanger after described heat-exchange fluid, described first circulating pump is back to after entering described evaporimeter again, in cyclic process, described magnetic liquid refrigerating working medium is when flowing through described magnetic field, and cutting magnetic line generation current is that described storage power is powered.Room temperature magnetic refrigeration system provided by the invention, using magnetic liquid as refrigeration working medium, can take pump to transport, facilitate flow arrangement, realize magnetic refrigeration; Meanwhile, by magnetic liquid refrigerating working medium when flowing through described magnetic field, cutting magnetic line generation current is that described storage power is powered, and can be used for driving circulating pump work.
Accompanying drawing explanation
Fig. 1 is the embodiment of the present invention room temperature magnetic refrigeration system structural representation that provides of preferred embodiment one by one;
The room temperature magnetic refrigeration system structural representation that Fig. 2 provides for another preferred embodiment of the embodiment of the present invention two.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and the specific embodiments, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
embodiment one
Refer to Fig. 1, for the embodiment of the present invention room temperature magnetic refrigeration system structural representation that provides of preferred embodiment one by one, this room temperature magnetic refrigeration system 100, comprising: magnetic system 110, heat exchanger 120, evaporimeter 130, first circulating pump 140, second circulating pump 150, condenser 160 and storage power 170.
Heat exchanger 120 is placed in magnetic system 110, first outlet of heat exchanger 120 is connected to the entrance of evaporimeter 130, the outlet of evaporimeter 130 is connected to the entrance of the first circulating pump 140, and the outlet of the first circulating pump 140 is connected to the first entrance formation magnetic refrigeration cycle loop of heat exchanger 120.
Second outlet of heat exchanger 120 is connected to the entrance of the second circulating pump 150, and the outlet of the second circulating pump 150 is connected to the entrance of condenser 160, and the outlet of condenser 160 and the second entrance of heat exchanger 120 connect and compose heat radiation closed circuit.
Particularly, magnetic liquid refrigerating working medium is urged to heat exchanger 120 through the first circulating pump 140, and by magnetic system 110 magnetization, is appreciated that in the magnetic field that magnetic liquid refrigerating working medium enters magnetic system 110 and is magnetized and release heat; Heat-exchange fluid is urged to condenser 160 through the second circulating pump 150, after condenser 160 condensation, flow to heat exchanger 120, and the heat that heat-exchange fluid discharges after heat exchanger 120 absorbs the magnetization of magnetic liquid refrigerating working medium is also back to the second circulating pump 150; Magnetic liquid refrigerating working medium after heat-exchange fluid, flows out degaussing behind the magnetic field of magnetic system 110 in heat exchanger 120, and temperature can reduce further, then is back to the first circulating pump 140 after entering evaporimeter 130.
Further, the both positive and negative polarity of storage power 170 is electrically connected at the first outlet and the first entrance of heat exchanger 120 respectively, and magnetic liquid refrigerating working medium is when flowing through magnetic system 110, and cutting magnetic line generation current is that storage power 170 is powered.
Preferably, magnetic liquid refrigerating working medium is made up of Magnaglo and the mixing of liquid base fluid; Wherein, the compound that forms of the rare earth metal of Magnaglo to be Curie temperature be near room temperature or the alloy be made up of rare earth metal or rare earth metal; The liquid metal of liquid base fluid to be fusing point be room temperature or the alloy be made up of liquid metal or the compound be made up of liquid metal, liquid metal is when flowing through described magnetic field, and cutting magnetic line generation current is that described storage power is powered.
Preferably, described Magnaglo is including but not limited to following a series of material: Ce
6ni
2si
3, RCoSi, Er
3co, A
3ni
2, B
3co, TbPdAl, ErSi, LaFe
13-xsi
x, (La, Pr) Fe
13-xsi
x, (La, Nd) Fe
13-xsi
x, LaFe
13-xsi
xcy, La
0.5pr
0.5fe
10.7co
0.8si
1.5c
0.2, La (Fe, Co)
13-xal
x, Tb
6co
1.67si
3, Gd
6co
1.67si
3, Gd, GdSi
x, wherein, R is the one in Pr, Nd, Gd, Tb, A is the one in Er, Ho, and B is the one in Ho, Dy; Liquid base fluid is including but not limited to following a series of material: Ga, Ga-In alloy, Ga-Sn alloy, Ga-Zn alloy, Ga-In-Sn alloy, Ga-In-Zn alloy, Ga-In-Sn-Zn alloy, NaK alloy and Wood's metal.
Preferably, heat-exchange fluid is the aqueous mixtures of water or alcohols, and described alcohols is unitary saturated alcohols, binary saturated alcohols.
embodiment two
Refer to Fig. 2, for the room temperature magnetic refrigeration system structural representation that the embodiment of the present invention 21 preferred embodiment provides, this room temperature magnetic refrigeration system 200, comprises magnetic system 210, First Heat Exchanger 220, second heat exchanger 230, evaporimeter 240, first circulating pump 250, second circulating pump 260, condenser 270 and storage power 280.
First Heat Exchanger 220 is placed in magnetic system 210, first outlet of First Heat Exchanger 220 is connected to the entrance of evaporimeter 240, the outlet of evaporimeter 240 is connected to the first entrance of the second heat exchanger 230, first outlet of the second heat exchanger 230 is connected to the entrance of the first circulating pump 140, and the outlet of the first circulating pump 140 is connected to the first entrance formation magnetic refrigeration cycle loop of First Heat Exchanger 220;
Second outlet of First Heat Exchanger 220 is connected to the entrance of the second circulating pump 260, the outlet of the second circulating pump 260 is connected to the entrance of condenser 270, the outlet of condenser 270 is connected with the second entrance of the second heat exchanger 230, and the second outlet of the second heat exchanger 230 connects and composes heat radiation closed circuit with the second entrance of First Heat Exchanger 220;
Wherein, magnetic liquid refrigerating working medium is urged to First Heat Exchanger 220 through the first circulating pump 250, and by magnetic system 210 magnetization, heat-exchange fluid is urged to condenser 270 through the second circulating pump 250, after condenser 270 condensation, flow to the second heat exchanger 230, the heat of heat-exchange fluid release after First Heat Exchanger 220 absorbs the magnetization of magnetic liquid refrigerating working medium is back to the second circulating pump 260; Magnetic liquid refrigerating working medium after heat-exchange fluid, then is back to the first circulating pump 250 after entering evaporimeter 240 and the second heat exchanger 230 in First Heat Exchanger 220;
The both positive and negative polarity of storage power 280 is electrically connected at the first outlet and the first entrance of First Heat Exchanger 220 respectively, and magnetic liquid refrigerating working medium is when flowing through described magnetic field, and cutting magnetic line generation current is that storage power 280 is powered.
Preferably, magnetic liquid refrigerating working medium is made up of Magnaglo and the mixing of liquid base fluid; Wherein, the compound that forms of the rare earth metal of Magnaglo to be Curie temperature be near room temperature or the alloy be made up of rare earth metal or rare earth metal; The liquid metal of liquid base fluid to be fusing point be room temperature or the alloy be made up of liquid metal or the compound be made up of liquid metal, liquid metal is when flowing through described magnetic field, and cutting magnetic line generation current is that described storage power is powered.
Preferably, described Magnaglo is including but not limited to following a series of material: Ce
6ni
2si
3, RCoSi, Er
3co, A
3ni
2, B
3co, TbPdAl, ErSi, LaFe
13-xsi
x, (La, Pr) Fe
13-xsi
x, (La, Nd) Fe
13-xsi
x, LaFe
13-xsi
xcy, La
0.5pr
0.5fe
10.7co
0.8si
1.5c
0.2, La (Fe, Co)
13 – xal
x, Tb
6co
1.67si
3, Gd
6co
1.67si
3, Gd, GdSi
x, wherein, R is the one in Pr, Nd, Gd, Tb, A is the one in Er, Ho, and B is the one in Ho, Dy; Liquid base fluid is including but not limited to following a series of material: Ga, Ga-In alloy, Ga-Sn alloy, Ga-Zn alloy, Ga-In-Sn alloy, Ga-In-Zn alloy, Ga-In-Sn-Zn alloy, NaK alloy and Wood's metal.
Preferably, heat-exchange fluid is the aqueous mixtures of water or alcohols, and described alcohols is unitary saturated alcohols, binary saturated alcohols.
Room temperature magnetic refrigeration system provided by the invention, wherein, magnetic liquid refrigerating working medium is urged to described heat exchanger through described first circulating pump, and magnetized by described magnetic system, described heat-exchange fluid is urged to described condenser through described second circulating pump, after described condenser condenses, flow to described heat exchanger, the heat that described heat-exchange fluid discharges after described heat exchanger absorbs the magnetization of described magnetic liquid refrigerating working medium is also back to described second circulating pump; Described magnetic liquid refrigerating working medium in described heat exchanger after described heat-exchange fluid, described first circulating pump is back to after entering described evaporimeter again, in cyclic process, described magnetic liquid refrigerating working medium is when flowing through described magnetic field, and cutting magnetic line generation current is that described storage power is powered.Room temperature magnetic refrigeration system provided by the invention, using magnetic liquid as refrigeration working medium, can take pump to transport, facilitate flow arrangement, realize magnetic refrigeration; Meanwhile, by magnetic liquid refrigerating working medium when flowing through described magnetic field, cutting magnetic line generation current is that described storage power is powered, and can be used for driving circulating pump work.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (4)
1. a room temperature magnetic refrigeration system, is characterized in that, comprises magnetic system, First Heat Exchanger, the second heat exchanger, evaporimeter, the first circulating pump, the second circulating pump, condenser and storage power;
Described First Heat Exchanger is placed in described magnetic system, first outlet of described First Heat Exchanger is connected to the entrance of described evaporimeter, the outlet of described evaporimeter is connected to the first entrance of described second heat exchanger, first outlet of described second heat exchanger is connected to the entrance of described first circulating pump, and the first entrance that described first circulation delivery side of pump is connected to described First Heat Exchanger forms magnetic refrigeration cycle loop;
Second outlet of described First Heat Exchanger is connected to the entrance of described second circulating pump, described second circulation delivery side of pump is connected to the entrance of described condenser, the outlet of described condenser is connected with the second entrance of described second heat exchanger, and the second outlet of described second heat exchanger connects and composes heat radiation closed circuit with the second entrance of described First Heat Exchanger;
Wherein, magnetic liquid refrigerating working medium is urged to described First Heat Exchanger through described first circulating pump, and magnetized by described magnetic system, heat-exchange fluid is urged to described condenser through described second circulating pump, after described condenser condenses, flow to described First Heat Exchanger through described second heat exchanger, after the heat of release after described heat-exchange fluid absorbs the magnetization of described magnetic liquid refrigerating working medium in described First Heat Exchanger, be back to described second circulating pump; Described magnetic liquid refrigerating working medium in described First Heat Exchanger after described heat-exchange fluid, then be back to described first circulating pump after entering described evaporimeter and described second heat exchanger;
The both positive and negative polarity of described storage power is electrically connected at the first outlet and the first entrance of described First Heat Exchanger respectively, and described magnetic liquid refrigerating working medium is when flowing through described magnetic system, and cutting magnetic line generation current is that described storage power is powered.
2. room temperature magnetic refrigeration system according to claim 1, is characterized in that, described magnetic liquid refrigerating working medium is mixed by Magnaglo and liquid base fluid and forms;
The compound that the rare earth metal of described Magnaglo to be Curie temperature be near room temperature or the alloy be made up of rare earth metal or rare earth metal form;
The liquid metal of described liquid base fluid to be fusing point be room temperature or the alloy be made up of liquid metal or the compound be made up of liquid metal, described liquid metal is when flowing through described magnetic system, and cutting magnetic line generation current is that described storage power is powered.
3. room temperature magnetic refrigeration system according to claim 2, is characterized in that, described Magnaglo comprises following a series of material: Ce
6ni
2si
3, RCoSi, Er
3co, A
3ni
2, B
3co, TbPdAl, ErSi, LaFe
13-xsi
x, (La, Pr) Fe
13-xsi
x, (La, Nd) Fe
13-xsi
x, LaFe
13-xsi
xcy, La
0.5pr
0.5fe
10.7co
0.8si
1.5c
0.2, La (Fe, Co)
13 – xal
x, Tb
6co
1.67si
3, Gd
6co
1.67si
3, Gd, GdSi
x, wherein, R is the one in Pr, Nd, Gd, Tb, A is the one in Er, Ho, and B is the one in Ho, Dy;
Described liquid base fluid comprises following a series of material: Ga, Ga-In alloy, Ga-Sn alloy, Ga-Zn alloy, Ga-In-Sn alloy, Ga-In-Zn alloy, Ga-In-Sn-Zn alloy, NaK alloy and Wood's metal.
4. room temperature magnetic refrigeration system according to claim 1, is characterized in that, described heat-exchange fluid is the aqueous mixtures of water or alcohols, and described alcohols is unitary saturated alcohols, binary saturated alcohols.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410008841.7A CN103759463B (en) | 2014-01-08 | 2014-01-08 | room temperature magnetic refrigeration system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410008841.7A CN103759463B (en) | 2014-01-08 | 2014-01-08 | room temperature magnetic refrigeration system |
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| CN103759463A CN103759463A (en) | 2014-04-30 |
| CN103759463B true CN103759463B (en) | 2016-02-24 |
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| CN105526733B (en) * | 2014-09-29 | 2019-07-12 | 青岛海尔股份有限公司 | Reciprocating magnetic refrigeration apparatus |
| CN106839505A (en) * | 2017-03-09 | 2017-06-13 | 天津商业大学 | A kind of magnetic refrigerator of magnetic material circulation |
| CN109506390A (en) * | 2018-12-06 | 2019-03-22 | 天津商业大学 | A kind of miniature cpu chip cooling device based on pulsed magnetic field |
| CN109763049B (en) * | 2019-03-21 | 2020-12-18 | 中国科学院物理研究所 | Composite magnetic refrigeration material, preparation method thereof and magnetic refrigeration equipment |
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| CN1368743A (en) * | 2001-02-05 | 2002-09-11 | 包头稀土研究院 | Magnetic rare-earth liquid material at about ordinary temp and its magnetic refrigerator |
| KR20010099404A (en) * | 2001-09-25 | 2001-11-09 | 오완호 | Chilled or hypocaust plate making use of thermo-element |
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