CN113480979A - Special refrigerant for quick-freezing refrigeration house, refrigeration equipment and quick-freezing refrigeration house - Google Patents
Special refrigerant for quick-freezing refrigeration house, refrigeration equipment and quick-freezing refrigeration house Download PDFInfo
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- CN113480979A CN113480979A CN202110804181.3A CN202110804181A CN113480979A CN 113480979 A CN113480979 A CN 113480979A CN 202110804181 A CN202110804181 A CN 202110804181A CN 113480979 A CN113480979 A CN 113480979A
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 149
- 238000007710 freezing Methods 0.000 title claims abstract description 83
- 238000005057 refrigeration Methods 0.000 title claims abstract description 77
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 description 14
- 239000002994 raw material Substances 0.000 description 13
- 238000012360 testing method Methods 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- WMIYKQLTONQJES-UHFFFAOYSA-N hexafluoroethane Chemical compound FC(F)(F)C(F)(F)F WMIYKQLTONQJES-UHFFFAOYSA-N 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- VPAYJEUHKVESSD-UHFFFAOYSA-N trifluoroiodomethane Chemical compound FC(F)(F)I VPAYJEUHKVESSD-UHFFFAOYSA-N 0.000 description 1
Classifications
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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
- C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
- C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
- C09K5/044—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds
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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
- F25D13/00—Stationary devices, e.g. cold-rooms
-
- 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
- C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
- C09K2205/10—Components
- C09K2205/12—Hydrocarbons
- C09K2205/122—Halogenated hydrocarbons
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a special refrigerant for a quick-frozen refrigerator, a refrigeration device and the quick-frozen refrigerator, wherein the special refrigerant for the quick-frozen refrigerator comprises a first refrigerant, a second refrigerant and a third refrigerant; the first refrigerant is R1270, the second refrigerant is R116, and the third refrigerant is R13I 1; the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigeration house are respectively as follows: 20-40 parts of R1270, 45-65 parts of R116 and 10-40 parts of R13I 1. In the technical scheme of the invention, the special refrigerant for the quick-freezing refrigeration house belongs to a quick-cooling refrigerant, and a single-stage refrigerator can reach-80 ℃; compared with the operation of R22, the special refrigerant for the quick-frozen refrigerator is used, and the average energy saving reaches more than 25-30%; the operating pressure of the special refrigerant for the quick-freezing refrigerator is only 80% of that of R22; the unit refrigerating capacity of the special refrigerant for the quick-freezing cold storage is 30% larger than that of R22, and the filling amount is only 70% of that of R22.
Description
Technical Field
The invention relates to the technical field of refrigerants, in particular to a refrigerant special for a quick-frozen refrigerator, refrigeration equipment and the quick-frozen refrigerator.
Background
With the increasing global warming and the increasing environmental protection issues, 170 countries have jointly signed Montreal protocol-Bulgarian amendments with legal constraints, which definitely gives the schedule of eliminating HFCs in each country, wherein China will implement it from 2024 and promise to reduce the yield of HFCs rapidly.
At present, R22 used by refrigeration equipment of quick-freezing refrigeration houses has the Ozone Depletion Potential (ODP) of 0.045 and the Global Warming Potential (GWP) of 1700, is in a controlled range based on the California amendment, and is gradually eliminated, so that the trend is inevitable, and the search for refrigerant working media which meet the requirements of environmental protection and the energy efficiency of the capacity of an air-conditioning system is urgent.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a special refrigerant for a quick-frozen refrigerator, refrigeration equipment and the quick-frozen refrigerator, aiming at overcoming the defects of the refrigeration process of the conventional quick-frozen refrigerator.
The invention provides a special refrigerant for a quick-freezing refrigeration house, which comprises a first refrigerant, a second refrigerant and a third refrigerant;
the first refrigerant is R1270, the second refrigerant is R116, and the third refrigerant is R13I 1;
the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigeration house are respectively as follows: 20-40 parts of R1270, 45-65 parts of R116 and 10-40 parts of R13I 1.
Optionally, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 20-30 parts of R1270, 50-60 parts of R116 and 20-30 parts of R13I 1.
Optionally, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 25-35 parts of R1270, 45-55 parts of R116 and 25-35 parts of R13I 1.
Optionally, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 20-30 parts of R1270, 60-65 parts of R116 and 15-25 parts of R13I 1.
Optionally, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 30-35 parts of R1270, 50-55 parts of R116 and 30-40 parts of R13I 1.
Optionally, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 30-40 parts of R1270, 50-60 parts of R116 and 30-40 parts of R13I 1.
Optionally, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 20-30 parts of R1270, 50-60 parts of R116 and 20-30 parts of R13I 1.
Optionally, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 25-30 parts of R1270, 55-65 parts of R116 and 20-30 parts of R13I 1; alternatively, the first and second electrodes may be,
the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigeration house are respectively as follows: 30-40 parts of R1270, 50-60 parts of R116 and 10-20 parts of R13I 1.
The invention also provides a special refrigeration device for the quick-freezing refrigeration house, which comprises the special refrigerant for the quick-freezing refrigeration house, wherein the special refrigerant for the quick-freezing refrigeration house is the introduced special refrigerant for the quick-freezing refrigeration house.
The invention also provides a quick-freezing refrigeration house, which comprises the special refrigeration equipment for the quick-freezing refrigeration house, wherein the special refrigeration equipment for the quick-freezing refrigeration house is the refrigeration equipment for the quick-freezing refrigeration house introduced above.
In the technical scheme of the invention, the special refrigerant for the quick-freezing refrigeration house belongs to a quick-cooling refrigerant, and a single-stage refrigerator can reach-80 ℃; compared with the operation of R22, the special refrigerant for the quick-frozen refrigerator is used, and the average energy saving reaches more than 25-30%; the operating pressure of the special refrigerant for the quick-freezing refrigerator is only 80% of that of R22; the unit refrigerating capacity of the special refrigerant for the quick-freezing cold storage is 30% larger than that of R22, and the filling amount is only 70% of that of R22.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention. 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.
The invention provides a special refrigerant for a quick-freezing refrigeration house, and particularly, in a specific embodiment, the special refrigerant for the quick-freezing refrigeration house comprises a first refrigerant, a second refrigerant and a third refrigerant; the first refrigerant is R1270, the second refrigerant is R116, and the third refrigerant is R13I 1; the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigeration house are respectively as follows: 20-40 parts of R1270, 45-65 parts of R116 and 10-40 parts of R13I 1.
Particularly, R1270 is propylene, R116 is hexafluoroethane, R13I1 is trifluoroiodomethane, and the special refrigerant for the quick-frozen refrigerator has very low GWP, and is a novel energy-saving, environment-friendly and promising refrigerant in refrigeration equipment of the quick-frozen refrigerator. The ternary mixture of R1270, R116 and R13I1 is used as refrigerant, and the system performance is extremely advantageous. Because the ternary combination of R1270, R116 and R13I1 has the characteristics of large latent heat, good refrigeration performance and the like, the ternary combination of R1270, R116 and R13I1 can improve the latent heat of the refrigerant and improve the operation efficiency of the system, and the R1270 has flammability, so that the R13I1 is added for flame retardance.
In the technical scheme of the invention, the special refrigerant for the quick-freezing refrigeration house belongs to a quick-cooling refrigerant, and a single-stage refrigerator can reach-80 ℃; compared with the operation of R22, the special refrigerant for the quick-frozen refrigerator is used, and the average energy saving reaches more than 25-30%; the operating pressure of the special refrigerant for the quick-freezing refrigerator is only 80% of that of R22; the unit refrigerating capacity of the special refrigerant for the quick-freezing cold storage is 30% larger than that of R22, and the filling amount is only 70% of that of R22.
Optionally, in another specific embodiment, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 20-30 parts of R1270, 50-60 parts of R116 and 20-30 parts of R13I 1.
Optionally, in another specific embodiment, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 25-35 parts of R1270, 45-55 parts of R116 and 25-35 parts of R13I 1.
Optionally, in another specific embodiment, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 20-30 parts of R1270, 60-65 parts of R116 and 15-25 parts of R13I 1.
Optionally, in another specific embodiment, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 30-35 parts of R1270, 50-55 parts of R116 and 30-40 parts of R13I 1.
Optionally, in another specific embodiment, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 30-40 parts of R1270, 50-60 parts of R116 and 30-40 parts of R13I 1.
Optionally, in another specific embodiment, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 20-30 parts of R1270, 50-60 parts of R116 and 20-30 parts of R13I 1.
Optionally, in another specific embodiment, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 25-30 parts of R1270, 55-65 parts of R116 and 20-30 parts of R13I 1.
Optionally, in another specific embodiment, the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigerator are respectively: 30-40 parts of R1270, 50-60 parts of R116 and 10-20 parts of R13I 1.
The invention also provides a special refrigeration device for the quick-freezing refrigeration house, and specifically the special refrigeration device for the quick-freezing refrigeration house comprises the special refrigerant for the quick-freezing refrigeration house, wherein the special refrigerant for the quick-freezing refrigeration house is the special refrigerant for the quick-freezing refrigeration house introduced above.
The invention also provides a quick-freezing refrigeration house which comprises the special refrigeration equipment for the quick-freezing refrigeration house, wherein the special refrigeration equipment for the quick-freezing refrigeration house is the refrigeration equipment for the quick-freezing refrigeration house introduced above.
The invention also provides a preparation method of the special refrigerant for the quick-freezing refrigerator, which can be used for preparing the special refrigerant for the quick-freezing refrigerator introduced above, and specifically comprises the following steps:
step S110: the three raw materials are rectified and purified by a rectifying tower.
Specifically, three of the feedstocks include R1270, R116 and R13I 1. The height of the rectifying tower must reach the height and standard for producing 99.99% of the raw material of the refrigerant.
Step S120: and detecting the three purified raw materials to ensure that the purities of the three purified raw materials reach a preset standard.
Optionally, in this example, each material was tested using an agilent color point to ensure that the purity reached refrigerant grade 99.99%.
Step S130: and vacuumizing the full-automatic mixing tank to be in a negative pressure state.
Specifically, the full-automatic blending tank is connected firstly; and vacuumizing the full-automatic blending tank to achieve a negative pressure state.
Step S140: and adding the three raw materials which reach the standard in detection into the full-automatic mixing tank according to the parts by weight.
Step S150: and stirring the three added raw materials for a first preset time period through the full-automatic mixing tank to obtain a mixed refrigerant.
Optionally, in this embodiment, the first preset time period is four hours.
Step S160: and detecting whether various components in the mixed refrigerant meet the corresponding weight part ratio.
Step S170: and after the mixed refrigerant is stable for a second preset time, detecting whether the components in the mixed refrigerant meet the corresponding weight part ratio again.
Optionally, in this embodiment, the second preset time period is five hours. And after the product is stirred for four hours in the mixing device, the product is stabilized for five hours, and sampling and detection are carried out again.
Step S180: if the weight ratio meets the corresponding weight ratio, the special refrigerant for the quick-freezing refrigeration house is obtained.
Optionally, in this embodiment, the full-automatic racking machine connected to the lower end of the full-automatic blending tank performs racking to obtain a finished product.
The technical solutions of the present invention are further described in detail with reference to the following specific examples, which should be understood as merely illustrative and not limitative.
Example 1
A special refrigerant for quick-freezing refrigerators is prepared by fully mixing the following raw materials in parts by weight: 20-30 parts of R1270; 50-60 parts of R116; 20-30 parts of R13I 1.
Example 2
A special refrigerant for quick-freezing refrigerators is prepared by fully mixing the following raw materials in parts by weight: 25-35 parts of R1270; 45-55 parts of R116; 25-35 parts of R13I 1.
Example 3
A special refrigerant for quick-freezing refrigerators is prepared by fully mixing the following raw materials in parts by weight: 20-30 parts of R1270; 60-65 parts of R116; 15-25 parts of R13I 1.
Example 4
A special refrigerant for quick-freezing refrigerators is prepared by fully mixing the following raw materials in parts by weight: 30-35 parts of R1270; 50-55 parts of R116; 30-40 parts of R13I 1.
Example 5
A special refrigerant for quick-freezing refrigerators is prepared by fully mixing the following raw materials in parts by weight: 30-40 parts of R1270; 50-60 parts of R116; 30-40 parts of R13I 1.
Example 6
A special refrigerant for quick-freezing refrigerators is prepared by fully mixing the following raw materials in parts by weight: 20-30 parts of R1270; 50-60 parts of R116; 20-30 parts of R13I 1.
Example 7
A special refrigerant for quick-freezing refrigerators is prepared by fully mixing the following raw materials in parts by weight: 30-40 parts of R1270; 50-60 parts of R116; 10-20 parts of R13I 1.
The refrigerant special for the quick-freezing refrigerator prepared in example 1 is used as a test object, and the test is carried out according to the relevant standard of the prior art, and the physical property parameters are shown in table 1:
TABLE 1
| Molecular weight | 70.2 | Critical temperature (. degree.C.) | 78.9 | Density (g/mL, 24 ℃ C.) | 1.65 |
| Index of destruction of ozone | 0 | Normal boiling point (. degree. C.) | 78.2 | Relative steam Density (g/mL) | 1.4 |
| Greenhouse effect (GWP) | <3 | Melting Point (. degree.C.) | 142 | Gas phase standard hot melt | 46 |
| Critical pressure (Kpa) | 5.65 | Critical temperature (. degree.C.) | 87.8 | Critical density | 0.48 |
| Critical volume | 121 | Critical compression factor | 0.67 | Breakdown voltage | >25KV |
As can be seen from the physical parameters in table 1, the refrigerant provided by the present invention is similar to R22 in characteristics, can replace R22, and has the following advantages: the average molecular weight of the product is 22% less than that of R22, the ozone layer is not destroyed (ODP is zero), and the greenhouse effect is extremely low.
In order to further illustrate the advantages of the special refrigerant for the quick-freezing refrigeration house in the aspect of energy conservation, the applicant installs two quick-freezing refrigeration house machine sets in a laboratory, wherein the two quick-freezing refrigeration house machine sets are divided into a first machine set and a second machine set; and (4) carrying out an actual energy-saving experiment, and explaining specific test contents by taking an example. The first machine set runs by using R22, the second machine set runs by using the special refrigerant for the quick-freezing refrigerator, 700 working days of energy-saving tests are carried out, and the comprehensive energy-saving rate reaches more than 30%; the hardware equipment of the laboratory is the same (same manufacturer, same model, same type, same power and same working condition)
At present, two quick-freezing refrigeration house units (the refrigerants prepared in the examples 1 to 7) in a laboratory of an engineering research center operate for 700 working days, data are collected by a computer every day to calculate the energy saving rate, the first unit and the second unit work normally at present, and the specific energy saving rate is shown in a table 2:
TABLE 2
| Group of | Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Example 6 | Example 7 |
| Energy saving ratio (%) | 27.7 | 30.2 | 28.1 | 30.2 | 29.6 | 28.2 | 29.2 |
Compared with R22 used by the refrigeration equipment of the prior quick-freezing cold storage, the special refrigerant for the quick-freezing cold storage provided by the invention has the following advantages:
1. the special refrigerant for the quick-frozen refrigerator provided by the invention belongs to a quick-frozen refrigerant, a single-stage refrigerator can reach-80 ℃, the original R22 double-stage refrigeration can reach 60-80 ℃, and the special refrigerant for the quick-frozen refrigerator can reach-80 ℃ when being applied to a single-stage device on the quick-frozen refrigerator, so that the cost can be saved for a user;
2. the special refrigerant for the quick-frozen cold storage can save the space for installing equipment, the capital construction investment cost and the refrigeration equipment investment cost, two refrigeration equipment are needed for reaching the temperature of-60-80 ℃ by using R22 originally, and the refrigeration requirement can be met by using one refrigeration equipment;
3. compared with the prior R22, the special refrigerant for the quick-frozen refrigerator provided by the invention has the advantages that the average energy saving rate is more than 25-30%, but the operating pressure of the special refrigerant for the quick-frozen refrigerator provided by the invention is only 80% of that of the prior R22, so that the working pressure of an air conditioner compressor can be reduced;
4. the unit refrigerating capacity of the special refrigerant for the quick-freezing refrigeration house provided by the invention is 30% larger than that of the original R22, but the filling capacity is only 70% of that of the original R22.
The above is only a preferred embodiment of the present invention, and it is not intended to limit the scope of the invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall be included in the scope of the present invention.
Claims (10)
1. The special refrigerant for the quick-freezing refrigeration house is characterized by comprising a first refrigerant, a second refrigerant and a third refrigerant;
the first refrigerant is R1270, the second refrigerant is R116, and the third refrigerant is R13I 1;
the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigeration house are respectively as follows: 20-40 parts of R1270, 45-65 parts of R116 and 10-40 parts of R13I 1.
2. The special refrigerant for the quick-frozen refrigerator according to claim 1, wherein the special refrigerant for the quick-frozen refrigerator comprises the following components in parts by weight: 20-30 parts of R1270, 50-60 parts of R116 and 20-30 parts of R13I 1.
3. The special refrigerant for the quick-frozen refrigerator according to claim 1, wherein the special refrigerant for the quick-frozen refrigerator comprises the following components in parts by weight: 25-35 parts of R1270, 45-55 parts of R116 and 25-35 parts of R13I 1.
4. The special refrigerant for the quick-frozen refrigerator according to claim 1, wherein the special refrigerant for the quick-frozen refrigerator comprises the following components in parts by weight: 20-30 parts of R1270, 60-65 parts of R116 and 15-25 parts of R13I 1.
5. The special refrigerant for the quick-frozen refrigerator according to claim 1, wherein the special refrigerant for the quick-frozen refrigerator comprises the following components in parts by weight: 30-35 parts of R1270, 50-55 parts of R116 and 30-40 parts of R13I 1.
6. The special refrigerant for the quick-frozen refrigerator according to claim 1, wherein the special refrigerant for the quick-frozen refrigerator comprises the following components in parts by weight: 30-40 parts of R1270, 50-60 parts of R116 and 30-40 parts of R13I 1.
7. The special refrigerant for the quick-frozen refrigerator according to claim 1, wherein the special refrigerant for the quick-frozen refrigerator comprises the following components in parts by weight: 20-30 parts of R1270, 50-60 parts of R116 and 20-30 parts of R13I 1.
8. The special refrigerant for the quick-frozen refrigerator according to claim 1, wherein the special refrigerant for the quick-frozen refrigerator comprises the following components in parts by weight: 25-30 parts of R1270, 55-65 parts of R116 and 20-30 parts of R13I 1; alternatively, the first and second electrodes may be,
the weight parts of each refrigerant in the special refrigerant for the quick-freezing refrigeration house are respectively as follows: 30-40 parts of R1270, 50-60 parts of R116 and 10-20 parts of R13I 1.
9. The special refrigeration equipment for the quick-freezing refrigeration house is characterized by comprising a special refrigerant for the quick-freezing refrigeration house, wherein the special refrigerant for the quick-freezing refrigeration house is the special refrigerant for the quick-freezing refrigeration house according to any one of claims 1 to 8.
10. The quick-freezing refrigeration house is characterized by comprising special refrigeration equipment for the quick-freezing refrigeration house, wherein the special refrigeration equipment for the quick-freezing refrigeration house is the special refrigeration equipment for the quick-freezing refrigeration house according to claim 9.
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