CN107975993B - Cold storage type storage tank at minus 40 ℃ to minus 190 DEG C - Google Patents
Cold storage type storage tank at minus 40 ℃ to minus 190 DEG C Download PDFInfo
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- CN107975993B CN107975993B CN201711122401.4A CN201711122401A CN107975993B CN 107975993 B CN107975993 B CN 107975993B CN 201711122401 A CN201711122401 A CN 201711122401A CN 107975993 B CN107975993 B CN 107975993B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
- C09K5/066—Cooling mixtures; De-icing compositions
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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Abstract
The invention provides a cold storage tank at-40 ℃ to-190 ℃, which comprises a heat preservation tank body, a refrigeration module and a cold storage evaporator, wherein the heat preservation tank body comprises a heat preservation shell, a wall body, a cavity formed by the heat preservation shell and an inner wall, and a heat preservation material is filled in the heat preservation shell and the cavity; the cold accumulation type evaporator is arranged in the cavity and is tightly attached to the wall body; the refrigeration module is connected with the cold accumulation evaporator through a pipeline, a refrigeration working medium flows between the cold accumulation evaporator and the refrigeration module, and the cold accumulation storage box is simple in structure, easy to operate and particularly suitable for temperature requirements of minus 40 ℃ to minus 190 ℃.
Description
Technical Field
The invention relates to the technical field of refrigeration and energy-saving treatment, in particular to a cold storage type storage tank at a temperature of between 40 ℃ below zero and 190 ℃ below zero.
Background
In the scientific research and medical fields, the preservative is used for preserving viruses, germs, red blood cells, white blood cells, skin, bones, bacteria, semen, biological products and the like, and the low temperature below-60 ℃ is often required to be achieved to ensure that the cells are not damaged. At this time, a medical ultralow temperature refrigerator below-60 ℃ is needed to realize the operation, and storage tanks at-86 ℃, 120 ℃, 160 ℃ and 186 ℃ are mostly adopted in the market at present. However, in some special cases, such as the stored biological material needs to be transferred or the local power is unstable, it is necessary to use a cold storage device to maintain a low temperature environment for a long time. In addition, in a conventional cryogenic storage device, a compressor generally operates continuously, the shutdown frequency is low, the service life of the compressor is seriously influenced, and the overall efficiency is influenced by the high startup energy consumption of the compressor due to the excessively high startup/shutdown ratio. After the cold storage device is adopted, particularly, the solid-liquid phase-change material with large latent heat is adopted for cold storage, and cold quantity required by the storage box can be provided by the solid-liquid phase-change material, so that the starting frequency of the compressor can be greatly reduced. Therefore, the development of the cold storage box and the cold storage material with the temperature of minus 40 ℃ to minus 190 ℃ has important practical significance.
Patent 200410000034.7 proposes a multilayer thermal insulation structure which combines a vacuum layer and a connecting and fixing box body to realize a good thermal insulation effect, but has no cold storage function; the patent (publication No. 104017548A) proposes a low-temperature phase-change cold storage material with the phase-change temperature of-30 ℃, which adopts eutectic salt phase-change cold storage for low-temperature storage of ice cream, seafood and the like; the patent (publication No. 102533224A) uses sodium chloride aqueous solution as main material, and proposes a cold-storage agent with phase transition temperature of-20 to-25 ℃; the patent (publication No. 105601819A) proposes a low-temperature gel phase-change cold storage agent and a preparation method thereof, wherein the low-temperature gel phase-change cold storage agent comprises konjac glucomannan-acrylic acid-acrylamide graft copolymer and a phase-change cold storage material, and the phase-change temperature is between-15 ℃ and-18 ℃; the patent publication (publication No. 104726071a) discloses a composite low temperature coolant based on ethylene glycol, the phase transition temperature of which can reach-34 to-38 ℃.
In summary, the publications are rarely reported about the cold storage tank and the cold storage structure at-40 ℃ to-190 ℃ and suitable cold storage materials thereof.
Disclosure of Invention
Therefore, it is necessary to provide a cold storage tank suitable for the temperature of-40 ℃ to-190 ℃ to overcome the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a cold storage tank at-40 ℃ to-190 ℃ comprises a heat preservation tank body, a refrigeration module and a cold storage evaporator, wherein:
the heat preservation box body comprises a heat preservation shell, a wall body and a cavity formed by the heat preservation shell and the inner wall body, wherein the heat preservation shell and the cavity are filled with heat preservation materials;
the cold accumulation type evaporator is arranged in the cavity and is tightly attached to the wall body;
the refrigeration module is connected with the cold accumulation type evaporator through a pipeline, and a refrigeration working medium flows between the cold accumulation type evaporator and the refrigeration module.
In some preferred embodiments, the wall is made of metal, and the metal material includes stainless steel or aluminum.
In some preferred embodiments, the insulating material comprises polyurethane foam.
In some preferred embodiments, the cold storage evaporator is wound around the inner wall in an S-shape.
In some preferred embodiments, the cold storage evaporators are arranged from dense to sparse in the vertical direction.
In some preferred embodiments, the cold storage evaporator comprises an inner channel and an outer channel communicating with the inner channel, wherein:
the refrigerating working medium flows through the inner side channel, and the inner side channel is connected with a metal fin;
the outer channel is sealed in the cold accumulation type evaporator and is provided with a filling port, and the outer channel is filled with a solid-liquid phase change material.
In some preferred embodiments, the refrigerant comprises at least two of neon, nitrogen, methane, carbon tetrafluoride, ethylene, ethane, propane, propylene, isobutane, and isopentane.
In some preferred embodiments, the solid-liquid phase change material includes any one of an alkane composition, an alkene composition, an alcohol composition, an ester composition, and an ether composition.
In some preferred embodiments, the alkane composition comprises 2, 2-dimethylbutane, n-hexane, cyclopentane, n-heptane, 1, 4-dimethylcyclohexane, iodo-n-pentane, 1,1,1,2,2,3,4,5,5, 5-decafluoropentane, n-butylcyclohexane, 2,2,4,4, 6-pentamethylheptane;
the olefin composition comprises any one of 1-octene, diisobutylene, dipentene, 2-octene and 1-nonene;
the alcohol composition comprises 1-methoxy-2-propanol, 5-methyl-3-heptanol, 4-methyl-2-pentanol, 1-ethoxy-2-propanol, 1-butanol, isopropanol, 3-methoxy-1-butanol, 1-dimethylamino-2-propanol, 3-methyl-3-heptanol, 2-nitroethanol, 1-pentanol, DL-2-pentanol, 3-ethyl-3-hexanol, 2-butoxyethanol, 3-methylcyclohexanol, (S) - (-) -2-methyl-1-butanol, 2-ethoxyethanol, 2-ethyl-1-hexanol, 3-pentanol;
the ester composition comprises any one of ethyl butyrate, sec-butyl acetate, isobutyl acetate, methyl acetate, isobutyl formate, propyl butyrate, isopropyl butyrate, isoamyl formate, isopropyl formate, n-propyl formate, butyl butyrate, methyl valerate, ethyl valerate, butyl formate, butyl propionate, ethyl isobutyrate, methyl propionate, methyl butyrate, methyl isobutyrate, ethyl acetate, isobutyl isobutyrate, methyl acetoacetate, ethyl formate, vinyl propionate, hexyl acetate, pentyl valerate, isoamyl acetate, tert-butyl acetate, n-butyl methacrylate, n-propyl propionate, ethyl methacrylate, ethyl propionate, pentyl formate, pentyl butyrate, isoamyl butyrate, n-pentyl propionate, isopropyl acetate, propyl isobutyrate, isobutyl propionate, methyl hexanoate and pentyl acetate;
the ether composition comprises any one of butyl ether, tert-butyl ethyl ether, vinyl butyl ether, propylene glycol butyl ether, diisopropyl ether, dipropylene glycol monomethyl ether, diamyl ether and diisoamyl ether.
The invention adopts the technical scheme that the method has the advantages that:
on one hand, the cold storage box at the temperature of-40 ℃ to-190 ℃ comprises a heat preservation box body, a refrigeration module and a cold storage evaporator, wherein the heat preservation box body comprises a heat preservation shell, a wall body, a cavity formed by the heat preservation shell and an inner wall, and a heat preservation material is filled in the heat preservation shell and the cavity; the cold accumulation type evaporator is arranged in the cavity and is tightly attached to the wall body; the refrigeration module is connected with the cold accumulation evaporator through a pipeline, a refrigeration working medium flows between the cold accumulation evaporator and the refrigeration module, and the cold accumulation storage box is simple in structure, easy to operate and particularly suitable for temperature requirements of minus 40 ℃ to minus 190 ℃.
On the other hand, the cold storage type storage box provided by the invention adopts an internal and external double-channel structure, the solid-liquid phase change material is filled in the outer channel, and the cold required by the storage box can be provided by the solid-liquid phase change material due to the adoption of the solid-liquid phase change material with large latent heat for cold storage, so that the starting frequency of the compressor can be greatly reduced, and the operation efficiency and the reliability are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic cross-sectional view of a storage tank at-40 ℃ to-190 ℃ according to an embodiment of the present invention.
FIG. 2 is a three-dimensional schematic diagram of a storage tank at-40 ℃ to-190 ℃ according to an embodiment of the invention.
Fig. 3 is a schematic structural diagram of a first cold storage evaporator according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a second cold storage evaporator according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a third cold storage evaporator according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, a three-dimensional structural view and a cross-sectional view of a cold storage box 10 at-40 ℃ to-190 ℃ according to an embodiment of the present invention include a thermal insulation box 110, a refrigeration module 120, and a cold storage evaporator 130. Wherein:
the heat insulation box body 110 comprises a heat insulation shell 111, an inner wall body 112 and a cavity 113 formed by the heat insulation shell 111 and the inner wall body 112, wherein heat insulation materials are filled in the heat insulation shell 111 and the cavity 113.
In some preferred embodiments, the insulating material comprises polyurethane foam. It can be understood that the heat insulation casing 111 and the cavity 113 are filled with the heat insulation material a, so that the heat insulation performance of the whole heat insulation box body is improved.
It can be understood that the insulation box body 110 may further include a cover body covering the insulation shell 111, and the cover body is filled with insulation material, so as to further improve the insulation effect of the whole storage box.
In some preferred embodiments, the inner wall 112 is made of a metal material, and the metal material includes stainless steel or aluminum. It can be understood that the inner wall 112 is made of metal material with excellent heat conductivity, so that the heat conductivity can be improved.
The cold storage evaporator 130 is disposed in the cavity 113 and closely attached to the inner wall 112.
In some preferred embodiments, the cold storage evaporator 130 is wound around the inner wall 112 in an S-shape. Further, the cold storage type evaporators 130 are arranged from dense to sparse in the vertical direction.
Fig. 3 is a schematic structural diagram of a first cold storage evaporator 130 according to the present invention.
In this embodiment, the cold storage evaporator 130 includes an inner channel 131 and an outer channel 132 communicated with the inner channel 131, and the inner channel 131 and the outer channel 132 have a square cross section. Wherein:
the inner channel 131 flows with a refrigerating working medium 133, and the inner channel 131 is connected with a metal fin 134, so that the heat transfer of the solid-liquid phase change material 135 filled in the inner channel 131 and the outer channel 132 is increased; the outer channel 132 is closed in the cold storage evaporator 130 and provided with a filling port, and the outer channel 132 is filled with a solid-liquid phase change material, and liquid is filled at normal temperature and is solidified by absorbing heat at a certain temperature.
In some preferred embodiments, the refrigerant comprises at least two of neon, nitrogen, methane, carbon tetrafluoride, ethylene, ethane, propane, propylene, isobutane, and isopentane.
In some preferred embodiments, the solid-liquid phase change material includes any one of an alkane composition, an alkene composition, an alcohol composition, an ester composition, and an ether composition.
In some preferred embodiments, the alkane composition comprises 2, 2-dimethylbutane, n-hexane, cyclopentane, n-heptane, 1, 4-dimethylcyclohexane, iodo-n-pentane, 1,1,1,2,2,3,4,5,5, 5-decafluoropentane, n-butylcyclohexane, 2,2,4,4, 6-pentamethylheptane;
the olefin composition comprises any one of 1-octene, diisobutylene, dipentene, 2-octene and 1-nonene;
the alcohol composition comprises 1-methoxy-2-propanol, 5-methyl-3-heptanol, 4-methyl-2-pentanol, 1-ethoxy-2-propanol, 1-butanol, isopropanol, 3-methoxy-1-butanol, 1-dimethylamino-2-propanol, 3-methyl-3-heptanol, 2-nitroethanol, 1-pentanol, DL-2-pentanol, 3-ethyl-3-hexanol, 2-butoxyethanol, 3-methylcyclohexanol, (S) - (-) -2-methyl-1-butanol, 2-ethoxyethanol, 2-ethyl-1-hexanol, 3-pentanol;
the ester composition comprises any one of ethyl butyrate, sec-butyl acetate, isobutyl acetate, methyl acetate, isobutyl formate, propyl butyrate, isopropyl butyrate, isoamyl formate, isopropyl formate, n-propyl formate, butyl butyrate, methyl valerate, ethyl valerate, butyl formate, butyl propionate, ethyl isobutyrate, methyl propionate, methyl butyrate, methyl isobutyrate, ethyl acetate, isobutyl isobutyrate, methyl acetoacetate, ethyl formate, vinyl propionate, hexyl acetate, pentyl valerate, isoamyl acetate, tert-butyl acetate, n-butyl methacrylate, n-propyl propionate, ethyl methacrylate, ethyl propionate, pentyl formate, pentyl butyrate, isoamyl butyrate, n-pentyl propionate, isopropyl acetate, propyl isobutyrate, isobutyl propionate, methyl hexanoate and pentyl acetate;
the ether composition comprises any one of butyl ether, tert-butyl ethyl ether, vinyl butyl ether, propylene glycol butyl ether, diisopropyl ether, dipropylene glycol monomethyl ether, diamyl ether and diisoamyl ether.
It can be understood that the solid-liquid phase-change material can be selected from different single substances or solid-liquid phase-change materials composed of a plurality of substances according to different temperature zones, can meet the temperature requirement of minus 40 ℃ to minus 190 ℃, does not need the pressure resistance requirement on the cold storage evaporator 130, and is suitable for various scenes.
Fig. 4 is a schematic structural diagram of a second cold storage evaporator 140 according to the present invention.
The difference between the structure of the first cold storage evaporator 130 provided in the embodiment of the present invention and the structure of the second cold storage evaporator 140 provided in the embodiment of the present invention is that the cross sections of the inner channel and the outer channel are circular, and the detailed structure thereof can refer to the above description, and will not be described again.
Fig. 5 is a schematic structural diagram of a third cold storage evaporator 150 according to the present invention.
The difference between the first cold storage evaporator 130 and the third cold storage evaporator 150 of the present embodiment is that the third cold storage evaporator 150 includes an inner channel and an outer channel having semicircular cross sections, and the detailed structure thereof can refer to the above description, and will not be described herein again.
Because the cold accumulation type evaporator with the structure of the inner channel and the outer channel is filled with the solid-liquid phase change material, the solid-liquid phase change material with large latent heat quantity is adopted for cold accumulation, and the cold quantity required by the storage tank can be provided by the solid-liquid phase change material, thereby greatly reducing the starting frequency of the compressor and improving the operation efficiency and the reliability.
The refrigeration module 120 is connected to the cold storage evaporator 130 through a pipe, and a refrigeration medium flows between the cold storage evaporator 130 and the refrigeration module 120.
In some preferred embodiments, the refrigerant comprises at least two of neon, nitrogen, methane, carbon tetrafluoride, ethylene, ethane, propane, propylene, isobutane, and isopentane.
The invention provides a cold storage type storage box, which comprises a heat preservation box body 110, a refrigeration module 120 and a cold storage type evaporator 130, wherein the heat preservation box body 110 comprises a heat preservation shell 111, an inner wall body 112 and a cavity 114 formed by the heat preservation shell 111 and the inner wall body 113, and heat preservation materials are filled in the heat preservation shell 111 and the cavity 114; the cold storage evaporator 130 is disposed in the cavity 114 and closely attached to the inner wall; the refrigeration module 120 is connected with the cold accumulation evaporator 130 through a pipeline, a refrigeration working medium flows between the cold accumulation evaporator 130 and the refrigeration module 120, and the cold accumulation storage box is simple in structure, easy to operate and particularly suitable for temperature requirements of minus 40 ℃ to minus 190 ℃.
The above-described embodiment will be described in detail with reference to specific examples.
Example 1: minus 86 ℃ cold storage bin
The solid-liquid phase change material 4 consists of 50% of 2-ethoxyethanol (melting point-70 ℃) and 50% of 3-pentanol (melting point-69 ℃) by mass fraction, forms a mixture with a solid-liquid phase equilibrium point at-80 ℃, stores latent heat at-80 ℃, and stores sensible heat in a solid form at the temperature of-80 ℃ to-86 ℃.
Example 2: cold storage type storage box at-120 DEG C
The solid-liquid phase change material 4 consists of 40 mass percent of 1-octene (melting point-101.9 ℃) and 60 mass percent of diisobutylene (melting point-101 ℃), forms a mixture with a solid-liquid phase equilibrium point at-115 ℃, stores latent heat at-115 ℃, and stores sensible heat in a solid form at the temperature of-115 ℃ to-120 ℃.
Example 3: cold storage type storage box at-160 DEG C
The solid-liquid phase change material 4 is composed of ethyl cyclopentane (melting point-140 ℃), stores latent heat at-140 ℃ and stores sensible heat in a solid form at the temperature of-140 ℃ to-160 ℃.
Example 4: minus 186 ℃ cold storage type storage box
The solid-liquid phase change material 4 consists of 30 mass percent of ethyl cyclopentane (melting point-140 ℃) and 70 mass percent of isohexane (melting point-154 ℃), forms a mixture with a solid-liquid phase equilibrium point at-160 ℃, stores latent heat at-160 ℃, and stores sensible heat in a solid form at the temperature of-160 ℃ to-186 ℃.
Of course, the cold storage type storage box of the present invention may have various changes and modifications, and is not limited to the specific structure of the above-described embodiment. In conclusion, the scope of the present invention should include those changes or substitutions and modifications which are obvious to those of ordinary skill in the art.
Claims (6)
1. The utility model provides a cold-storage bin of-40 ℃ to-190 ℃, characterized in that, includes insulation box, refrigeration module and cold-storage evaporator, wherein:
the heat insulation box body comprises a heat insulation shell, an inner wall body and a cavity formed by the heat insulation shell and the inner wall body, and heat insulation materials are filled in the heat insulation shell and the cavity;
the cold accumulation type evaporator is arranged in the cavity and is tightly attached to the inner wall body;
the refrigeration module is connected with the cold accumulation type evaporator through a pipeline, and a refrigeration working medium flows between the cold accumulation type evaporator and the refrigeration module;
the cold storage type evaporator comprises an inner side channel and an outer side channel communicated with the inner side channel, wherein:
the refrigerating working medium flows through the inner side channel, and the inner side channel is connected with a metal fin;
the outer channel is sealed in the cold accumulation type evaporator and is provided with a filling port, and a solid-liquid phase change material is filled in the outer channel;
the solid-liquid phase change material consists of 50% of 2-ethoxyethanol and 50% of 3-pentanol by mass fraction; or the solid-liquid phase-change material consists of 40 mass percent of 1-octene and 60 mass percent of diisobutylene; or the solid-liquid phase change material consists of 30 mass percent of ethyl cyclopentane and 70 mass percent of isohexane.
2. The storage tank of claim 1, wherein the inner wall is made of metal, and the metal comprises stainless steel or aluminum.
3. The cool storage box of claim 1, wherein the thermal insulation material comprises polyurethane foam.
4. The cold storage tank of-40 ℃ to-190 ℃ as claimed in claim 1, wherein the cold storage evaporator is wound around the inner wall in an S-shape.
5. A cold storage tank of-40 ℃ to-190 ℃ as claimed in claim 4, wherein the cold storage evaporators are arranged from dense to sparse in the vertical direction.
6. A cold storage tank of between-40 ℃ and-190 ℃ as claimed in claim 1, wherein said refrigerant comprises at least two of neon, nitrogen, methane, carbon tetrafluoride, ethylene, ethane, propane, propylene, isobutane and isopentane.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109099627A (en) * | 2018-08-08 | 2018-12-28 | 宿松县佳宜装饰有限公司 | A kind of freezer accumulator is set |
| CN111826125B (en) * | 2019-04-23 | 2022-03-08 | 中国科学院大连化学物理研究所 | Phase change material for low-temperature cold accumulation at-68 to-75 ℃ and preparation and application thereof |
| JP7176493B2 (en) * | 2019-08-26 | 2022-11-22 | トヨタ自動車株式会社 | Coolant composition and cooling system |
| CN112353137A (en) * | 2020-10-09 | 2021-02-12 | 浙江大学 | Medicine management and control cabinet and intelligent medicine management system thereof |
| DE102022125163A1 (en) | 2022-09-29 | 2024-04-04 | Karlsruher lnstitut für Technologie, Körperschaft des öffentlichen Rechts | Freezer |
| CN115558469A (en) * | 2022-10-10 | 2023-01-03 | 青岛中科未来健康研究院有限公司 | Mixed phase change cold accumulation medium |
| CN115537184A (en) * | 2022-10-19 | 2022-12-30 | 福建傲农生物科技集团股份有限公司 | Phase-change material for refrigerating and transporting boar semen and preparation method thereof |
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| GB293710A (en) * | 1927-07-09 | 1929-02-21 | Fernand Favier | Improvements in and relating to cold accumulators for cold storage chambers |
| CN1074524C (en) * | 1998-02-12 | 2001-11-07 | 中国科学院低温技术实验中心 | Cold accumulation uninterrupted duty evaporator |
| CN1123748C (en) * | 2000-12-07 | 2003-10-08 | 上海交通大学 | Low-loss low-temp enclosure with liquefied nitrogen |
| US6656380B2 (en) * | 2001-10-16 | 2003-12-02 | Supachill Technologies Pty. Ltd. | Super-coolable composition having long-duration phase change capability, process for preparation of same, process for super-cooling same and articles comprising same |
| FR2831949A1 (en) * | 2001-11-08 | 2003-05-09 | Gea Erge Spirale & Soramat | Phase change material fluid temperature regulator has casing containing material with internal plates for increased heat exchange |
| CN102719226B (en) * | 2012-06-19 | 2015-10-07 | 中国科学院理化技术研究所 | Be suitable for the Diversity refrigeration agent of-130 ~-180 ° of C deep cooling warm areas |
| CN104139924A (en) * | 2014-04-17 | 2014-11-12 | 广州赛能冷藏科技有限公司 | Cold-chain transportation device for biotech drugs |
| JP6527031B2 (en) * | 2015-06-19 | 2019-06-05 | 株式会社ダイセル | Heat transport medium containing latent heat storage material, mixed liquid for heat transport and heat transport method |
| CN205150673U (en) * | 2015-09-17 | 2016-04-13 | 杭州华日家电有限公司 | Cold volume slowly -releasing storage tank based on thermal conductance technique |
| CN105737471B (en) * | 2016-02-04 | 2018-08-31 | 上海理工大学 | Quickly cooling portable biometric sample Cord blood case |
| US10278895B2 (en) * | 2016-04-11 | 2019-05-07 | Tokitae Llc | Portable device for cold chain storage |
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