CN112155241B - Gas regulator for storing tobacco flakes - Google Patents
Gas regulator for storing tobacco flakes Download PDFInfo
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- CN112155241B CN112155241B CN202011009516.4A CN202011009516A CN112155241B CN 112155241 B CN112155241 B CN 112155241B CN 202011009516 A CN202011009516 A CN 202011009516A CN 112155241 B CN112155241 B CN 112155241B
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- change material
- gas regulator
- phase change
- tobacco flakes
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B1/00—Preparation of tobacco on the plantation
- A24B1/02—Arrangements in barns for preparatory treatment of the tobacco, e.g. with devices for drying
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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
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- Engineering & Computer Science (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Manufacture Of Tobacco Products (AREA)
Abstract
The invention discloses a gas regulator for storing tobacco flakes, which comprises the following components in parts by weight: 10-40 parts of reduced iron powder, 20-50 parts of first activated carbon, 10-30 parts of carbon dioxide absorbent, 10-30 parts of water absorbent, 20-30 parts of phase change material and 1-5 parts of salt. According to the gas regulator for storing the tobacco flakes, the phase-change material is added in the gas regulator, and the phase-change material is used for absorbing a large amount of heat released by the active ingredients in the gas regulator during chemical reaction, so that the problem of storage environment temperature rise caused by large heat release of the gas regulator in the initial storage stage of the tobacco flakes is effectively solved; meanwhile, the phase change material of the air conditioner is a solid-solid phase change material, and the hardening phenomenon of the air conditioner caused by water absorption can be effectively improved by matching the silica gel water absorbent in the air conditioner.
Description
Technical Field
The invention relates to the technical field of tobacco flake storage,
in particular, the present invention relates to a gas regulating formulation for the storage of tobacco flakes.
Background
After the tobacco leaves are baked, generally, in order to remove green miscellaneous gases of the tobacco leaves, reduce the stimulation of smoking taste, improve the quality of fragrance of the smoking taste and blend chemical components in the tobacco leaves, the tobacco leaves can be put into use after being stored and alcoholized for about 1 to 3 years. The tobacco leaves are rich in nutrients such as protein, lipid and carbohydrate, so that the tobacco leaves are easy to grow insects and mildew during storage. The air-conditioning technology is a green tobacco leaf storage and maintenance technology gradually developed in recent years, and the main principle is to fill N2Or the air regulator is placed to change the atmosphere composition of the storage environment, the storage environment is regulated and controlled in a low-oxygen state, an inert environment in which entomophthora cannot survive is created, and the purpose of preventing insect damage and mildewing of tobacco leaves is achieved.
The gas regulator is also called an atmosphere regulator and is used for regulating gas components in a storage environment to achieve the purposes of preventing and controlling pests, controlling mildew and maintaining the quality of stored goods. The existing gas regulator for storing the tobacco flakes generally comprises the following components: the main components of the sheet tobacco are deoxidant taking reduced iron powder as a main component, carbon dioxide absorbent of alkaline components and dehumidifying water absorbent, and the purposes of absorbing oxygen, removing carbon dioxide and water are achieved through a series of chemical reactions, however, the chemical reactions are all exothermic reactions, in the initial stage of controlled atmosphere, usually within 0-15 days of controlled atmosphere storage, the oxygen content in the storage environment of the storage sheet tobacco is rapidly reduced from about 21% to about 10%, and the temperature of the storage environment is rapidly increased due to a large amount of heat released while the oxygen is rapidly removed, so that the alcoholization quality of the sheet tobacco is affected. Meanwhile, the water absorbed by the air conditioner can be evaporated into steam while releasing heat, so that obvious water mist, water drops or runoff phenomena can be generated in a local storage space, and local tobacco leaves are mildewed; in addition, the existence of a large amount of water can cause hardening of the air-conditioning agent, influence the air-conditioning capacity of the air-conditioning agent, achieve the same air-conditioning effect, need to put more air-conditioning agents and increase the cost.
Disclosure of Invention
In order to overcome the above-mentioned disadvantages of the prior art, it is an object of the present invention to provide a gas regulating formulation for the storage of tobacco flakes.
In order to solve the problems, the invention adopts the following technical scheme:
a gas regulator for storing tobacco flakes comprises the following components in parts by weight:
10-40 parts of reduced iron powder, 20-50 parts of first activated carbon, 10-30 parts of carbon dioxide absorbent, 10-30 parts of water absorbent, 20-30 parts of phase change material and 1-5 parts of salt.
Preferably, the composition comprises the following components in parts by weight:
20-30 parts of reduced iron powder, 20-40 parts of first activated carbon, 20-30 parts of carbon dioxide absorbent, 20-30 parts of water absorbent, 20-30 parts of phase change material and 1-5 parts of salt.
Preferably, the phase change material is a solid-solid phase change material prepared by a physical blending method of second activated carbon and PEG.
Preferably, the carbon dioxide absorbent contains the following components in parts by weight: 10-30 parts of calcium hydroxide and 10-30 parts of calcium oxide.
Preferably, the water absorbing agent is silica gel.
Preferably, the salt is sodium chloride or potassium chloride.
Compared with the prior art, the invention has the technical effects that:
according to the gas regulator for storing the tobacco flakes, the phase-change material is added in the gas regulator, and the phase-change material is used for absorbing a large amount of heat released by the active ingredients in the gas regulator during chemical reaction, so that the problem of storage environment temperature rise caused by large heat release of the gas regulator in the initial storage stage of the tobacco flakes is effectively solved; meanwhile, the phase change material of the air conditioner is a solid-solid phase change material, and the hardening phenomenon of the air conditioner caused by water absorption can be effectively improved by matching the silica gel water absorbent in the air conditioner.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment of the invention provides an air conditioning agent for storing tobacco flakes, which comprises the following components in parts by weight:
10-40 parts of reduced iron powder, 20-50 parts of first activated carbon, 10-30 parts of carbon dioxide absorbent, 10-30 parts of water absorbent, 20-30 parts of phase change material and 1-5 parts of salt.
Preferably, the composition comprises the following components in parts by weight:
20-30 parts of reduced iron powder, 20-40 parts of first activated carbon, 20-30 parts of carbon dioxide absorbent, 20-30 parts of water absorbent, 20-30 parts of phase change material and 1-5 parts of salt.
The first active carbon has a high specific surface area and has good adsorption performance on oxygen in a storage environment, the reduced iron powder and the first active carbon are utilized to form a primary battery reaction, the first active carbon is a battery anode, after the battery reaction, the reduced iron powder reacts with the oxygen in the storage environment to achieve the purpose of removing the oxygen, a large amount of heat is emitted in the reaction process, phase-change materials in the air conditioner are utilized to absorb the heat emitted by the battery reaction, the temperature stability of the storage environment is further maintained, and the overlarge temperature fluctuation is prevented. And simultaneously, absorbing carbon dioxide in a storage environment by using a carbon dioxide absorbent so as to meet the storage requirement of the tobacco flakes, wherein preferably, the carbon dioxide absorbent contains the following components in parts by weight: 10-30 parts of calcium hydroxide and 10-30 parts of calcium oxide.
In order to improve the phenomenon of water absorption hardening of the air conditioner, the water absorbent is preferably silica gel, meanwhile, whether the air conditioner needs to be replaced can be judged by utilizing the color change reaction after the silica gel absorbs water, and the water absorption process of the silica gel is reversible and can be repeatedly used.
Preferably, the phase change material is a solid-solid phase change material prepared by a physical blending method of second activated carbon and PEG. The solid-solid phase change material still presents a solid state in appearance during endothermic phase change, and can further improve the hardening phenomenon of the air conditioner. The preparation method specifically comprises the following steps: and mixing the second activated carbon and PEG according to a ratio, feeding the mixture into an MFR instrument for melting, and then extruding and molding, wherein the mass fraction of the activated carbon in the prepared phase-change material is 20-25%.
Preferably, the salt in the air conditioner is sodium chloride or potassium chloride which is cheap and easy to obtain.
According to the gas regulator for storing the tobacco flakes, the phase-change material is added in the gas regulator, and the phase-change material is used for absorbing a large amount of heat released by the active ingredients in the gas regulator during chemical reaction, so that the problem of storage environment temperature rise caused by large heat release of the gas regulator in the initial storage stage of the tobacco flakes is effectively solved; meanwhile, the phase change material of the air conditioner is a solid-solid phase change material, and the hardening phenomenon of the air conditioner caused by water absorption can be effectively improved by matching the silica gel water absorbent in the air conditioner.
The following is a further description with reference to specific examples.
Example 1
The embodiment 1 of the invention provides a gas regulator for storing tobacco flakes, which comprises the following components in parts by weight:
10 parts of reduced iron powder, 20 parts of first activated carbon, 10 parts of carbon dioxide absorbent, 10 parts of silica gel, 20 parts of solid-solid phase change material prepared by second activated carbon and PEG through a physical blending method, and 2 parts of sodium chloride.
Wherein the carbon dioxide absorbent contains: 10 parts of calcium hydroxide and 10 parts of calcium oxide.
Example 2
The embodiment 2 of the invention provides a gas regulator for storing tobacco flakes, which comprises the following components in parts by weight:
20 parts of reduced iron powder, 30 parts of first activated carbon, 20 parts of carbon dioxide absorbent, 20 parts of silica gel, 25 parts of solid-solid phase change material prepared by second activated carbon and PEG through a physical blending method, and 3 parts of sodium chloride.
Wherein the carbon dioxide absorbent contains: 20 parts of calcium hydroxide and 20 parts of calcium oxide.
Example 3
The embodiment 3 of the invention provides a gas regulator for storing tobacco flakes, which comprises the following components in parts by weight:
30 parts of reduced iron powder, 30 parts of first activated carbon, 30 parts of carbon dioxide absorbent, 30 parts of silica gel, 30 parts of solid-solid phase change material prepared by second activated carbon and PEG through a physical blending method, and 5 parts of sodium chloride.
Wherein the carbon dioxide absorbent contains: 30 parts of calcium hydroxide and 20 parts of calcium oxide.
Example 4
The embodiment 4 of the invention provides a gas regulator for storing tobacco flakes, which comprises the following components in parts by weight:
30 parts of reduced iron powder, 40 parts of first activated carbon, 30 parts of carbon dioxide absorbent, 30 parts of silica gel, 30 parts of solid-solid phase change material prepared by second activated carbon and PEG through a physical blending method, and 5 parts of sodium chloride.
Wherein the carbon dioxide absorbent contains: 30 parts of calcium hydroxide and 30 parts of calcium oxide.
The air conditioner prepared in the embodiments 1 to 4 of the invention and the currently available commercial air conditioner (purchased from Beijing Ying Fengtai Komao Co., Ltd.) are applied to the controlled atmosphere storage of tobacco flakes in the tobacco industry of the company Limited in Hubei, and the storage conditions are implemented according to the standard of the controlled atmosphere storage and maintenance technical Specification of tobacco flakes (YC/T322-2018). The same-grade and same-batch tobacco flakes are selected to be stored in a warehouse with the serial number of A, B, C, D, E, the air conditioner prepared in the embodiment 1-4 of the invention and the currently used commercial air conditioner are respectively put in, the air conditioner is put in the position 30cm above the tobacco stack, the putting amount is 1 Kg/box, the water accumulation condition in each warehouse 1-7 days before the putting is observed, namely whether water mist or water drops appear, and the temperature in each warehouse is detected. The temperature detection point was 20cm below the air conditioner injection position, and the results are shown in Table 1. The environmental temperature is 25-28 ℃ during the detection period, and the temperature in the warehouse is required to be below 30 ℃.
As can be seen from Table 1 above, the gas regulators prepared according to the present invention have better temperature control capability than the commercially available gas regulators.
The present invention is not limited to the above-described specific embodiments, and various modifications and variations are possible. Any modifications, equivalent substitutions, improvements and the like of the above embodiments according to the technical essence of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The gas regulator for storing the tobacco flakes is characterized by comprising the following components in parts by weight:
20-30 parts of reduced iron powder, 20-40 parts of first activated carbon, 20-30 parts of carbon dioxide absorbent, 20-30 parts of water absorbent, 20-30 parts of phase change material and 1-5 parts of salt; the phase change material is a solid-solid phase change material prepared by a physical blending method of second activated carbon and PEG; the water absorbent is silica gel.
2. The gas regulator for storing tobacco flakes according to claim 1, wherein the carbon dioxide absorbent comprises the following components in parts by weight: 10-30 parts of calcium hydroxide and 10-30 parts of calcium oxide.
3. A gas regulating formulation for the storage of tobacco flakes according to claim 1 or 2, wherein the salt is sodium chloride or potassium chloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011009516.4A CN112155241B (en) | 2020-09-23 | 2020-09-23 | Gas regulator for storing tobacco flakes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011009516.4A CN112155241B (en) | 2020-09-23 | 2020-09-23 | Gas regulator for storing tobacco flakes |
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| Publication Number | Publication Date |
|---|---|
| CN112155241A CN112155241A (en) | 2021-01-01 |
| CN112155241B true CN112155241B (en) | 2022-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011009516.4A Active CN112155241B (en) | 2020-09-23 | 2020-09-23 | Gas regulator for storing tobacco flakes |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114128916B (en) * | 2021-11-22 | 2022-10-11 | 北京盈丰利泰科贸有限公司 | Air regulating agent and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101884275A (en) * | 2009-05-11 | 2010-11-17 | 湖南华望熏蒸消毒有限公司 | Method for storing tobacco leaves |
| CN108077414A (en) * | 2016-11-21 | 2018-05-29 | 敖云霞 | A kind of dual fresh-keeping hoarding method of apple |
| CN207912022U (en) * | 2018-01-15 | 2018-09-28 | 广东中烟工业有限责任公司 | A kind of tobacco leaf controlled atmosphere device |
-
2020
- 2020-09-23 CN CN202011009516.4A patent/CN112155241B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101884275A (en) * | 2009-05-11 | 2010-11-17 | 湖南华望熏蒸消毒有限公司 | Method for storing tobacco leaves |
| CN108077414A (en) * | 2016-11-21 | 2018-05-29 | 敖云霞 | A kind of dual fresh-keeping hoarding method of apple |
| CN207912022U (en) * | 2018-01-15 | 2018-09-28 | 广东中烟工业有限责任公司 | A kind of tobacco leaf controlled atmosphere device |
Non-Patent Citations (1)
| Title |
|---|
| PEG/活性炭颗粒相变材料的制备及其性能;陈立贵等;《工程塑料应用》;20110210;第39卷(第02期);第31-33页 * |
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| CN112155241A (en) | 2021-01-01 |
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