CN102876299B - A kind of 35 DEG C of energy storage material compositions - Google Patents
A kind of 35 DEG C of energy storage material compositions Download PDFInfo
- Publication number
- CN102876299B CN102876299B CN201210421274.9A CN201210421274A CN102876299B CN 102876299 B CN102876299 B CN 102876299B CN 201210421274 A CN201210421274 A CN 201210421274A CN 102876299 B CN102876299 B CN 102876299B
- Authority
- CN
- China
- Prior art keywords
- grams
- energy storage
- storage material
- coona
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004146 energy storage Methods 0.000 title claims abstract description 19
- 239000011232 storage material Substances 0.000 title claims abstract description 15
- 239000000203 mixture Substances 0.000 title claims abstract description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 26
- 239000011780 sodium chloride Substances 0.000 claims abstract description 13
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 claims abstract description 11
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims abstract description 9
- 229910004835 Na2B4O7 Inorganic materials 0.000 claims description 12
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 claims description 12
- 238000002425 crystallisation Methods 0.000 abstract description 17
- 230000008025 crystallization Effects 0.000 abstract description 17
- 229910001868 water Inorganic materials 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- 229910021538 borax Inorganic materials 0.000 abstract 1
- 239000004202 carbamide Substances 0.000 abstract 1
- 235000013877 carbamide Nutrition 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 239000001632 sodium acetate Substances 0.000 abstract 1
- 235000017281 sodium acetate Nutrition 0.000 abstract 1
- 235000002639 sodium chloride Nutrition 0.000 abstract 1
- 239000004328 sodium tetraborate Substances 0.000 abstract 1
- 235000010339 sodium tetraborate Nutrition 0.000 abstract 1
- 235000019345 sodium thiosulphate Nutrition 0.000 abstract 1
- 238000000034 method Methods 0.000 description 13
- 238000001816 cooling Methods 0.000 description 9
- 238000012360 testing method Methods 0.000 description 9
- 238000013019 agitation Methods 0.000 description 8
- 238000002156 mixing Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000007499 fusion processing Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
Landscapes
- Detergent Compositions (AREA)
- Glass Compositions (AREA)
Abstract
The invention discloses a kind of 35 DEG C of energy storage material compositions constituted with sodium acetate, sodium thiosulfate, urea, borax, sodium chloride and water, crystallization temperature is 33~36 DEG C, and at 35 DEG C, it melts heat enthalpy value and reaches 200kJ/kg.
Description
Technical field
The present invention relates to a kind of 35 DEG C of energy storage material compositions, crystallization temperature is 34 ~ 36 DEG C.According to obtained by the present invention
35 DEG C of energy storage material compositions, can be used for the storage of the intermittent energies such as solar thermal energy, to realize greenhouse, domestic environment
Medium and low temperature in equal spaces is adjusted.
Background technique
Solar energy is most cheap, safely cleaning the energy, and the energy that the sun gives earth surface every year with forms of radiation is high
Up to 8.5 × 1013KW is equivalent to 700,000 times of global total energy consumption in 2010, is radiated at tellurian solar energy foot every about 40 seconds
For the consumption of 1 year energy of the whole mankind.China is located at 18 ° ~ 54 ° of north latitude of the earth, and the annual radiant all quality of this region sun is
335~1000kJ/cm2, number is 1000 ~ 3000h when year illumination, belong to solar energy resources big country, but due to shining upon between
Having a rest property, causes the contradiction between thermal energy supply and demand, and the appearance of energy storage material can effectively make up this deficiency, use the sun
The utilization of energy is more scientific and reasonable.
The basic principle of energy storage material work is to discharge heat by its crystallization process, stores heat by fusion processes,
And heat absorbs and releases the operating temperature for depending primarily on energy storage material, i.e. crystallization temperature, in heat absorption and discharges
Its temperature remains unchanged in journey.Due to this unique property of energy storage material, it is made to have both energy storage and temperature adjustment two effect greatly.
A kind of energy storage material composition the invention discloses crystallization temperature at 35 DEG C or so, crystallization temperature can be kept
At 34 ~ 36 DEG C, quantity of heat storage is up to 200kJ/kg.Energy storage material can absorb thermal energy in sunshine abundance on daytime, and in night room
Interior temperature discharges thermal energy when being lower than 35 DEG C, to realize that the temperature of winter living environment is adjusted, improves residence comfort, saving takes
Warm expense, can be used for temperature greenhouse, optimum temperature needed for guaranteeing severe winter plant growth.
Summary of the invention
The object of the present invention is to provide a kind of 35 DEG C of energy storage material compositions, crystallization temperature is 34 ~ 36 DEG C, quantity of heat storage
It up to 200kJ/kg, can be used for the storage of the intermittent energies such as solar thermal energy, solve the contradiction between solar thermal energy supply and demand.
Above-mentioned purpose to realize the present invention, the present invention provides a kind of 35 DEG C of energy storage material compositions, main component packets
Include CH3COONa、Na2S2O3、CO(NH2)2、Na2B4O7·10H2O、NaCl、H2O
Wherein CH3COONa、Na2S2O3Ratio is mass ratio 5:1 ~ 8:1, CH3COONa、CO(NH2)2Ratio is molar ratio 3:
1 ~ 5:1, CH3COONa、H2The ratio of O is molar ratio 1:3 ~ 1:5, Na2B4O7·10H2The mass content of O is 0.5 ~ 1.5%,
The mass content of NaCl is 0.3 ~ 0.8%.
Crystallization temperature measuring carried out according to cooling curve method to storage cold material provided by the present invention, and with DSC differential thermal
Method tests its latent heat of fusion.
Specific embodiment
The present invention describes in more detail the present invention by following specific embodiments, can make those skilled in the art more comprehensively
Understanding the present invention, but do not limit the invention in any way.
Embodiment 1
32.42 grams of water are accurately measured, sequentially add 49.23 grams of CH under agitation3COONa, 9.84 grams of Na2S2O3、
7.21 grams of CO (NH2)2, 1 gram of Na2B4O7·10H2O, 0.3 gram of NaCl tests its crystallization temperature according to cooling curve method after mixing evenly
Degree is 35.3 DEG C, and melting heat enthalpy value is 225kJ/kg.
Embodiment 2
50.3 kilograms of water are accurately measured, sequentially add 57.28 kilograms of CH under agitation3COONa, 7.16 kilograms
Na2S2O3, 13.96 kilograms of CO (NH2)2, 650 grams of Na2B4O7·10H2O, 650 grams of NaCl, after mixing evenly according to cooling curve method
Testing its crystallization temperature is 34.6 DEG C, and melting heat enthalpy value is 231kJ/kg.
Embodiment 3
66.46 grams of water are accurately measured, sequentially add 60.56 grams of CH under agitation3COONa, 10.1 grams of Na2S2O3、
11.08 grams of CO (NH2)2, 1.2 grams of Na2B4O7·10H2O, 0.6 gram of NaCl tests its knot according to cooling curve method after mixing evenly
Brilliant temperature is 35.8 DEG C, and melting heat enthalpy value is 235kJ/kg.
Embodiment 4
19.85 kilograms of water are accurately measured, sequentially add 22.61 kilograms of CH under agitation3COONa, 3.23 kilograms
Na2S2O3, 3.31 kilograms of CO (NH2)2, 600 grams of Na2B4O7·10H2O, 400 grams of NaCl, after mixing evenly according to cooling curve method
Testing its crystallization temperature is 34.1 DEG C, and melting heat enthalpy value is 221kJ/kg.
Embodiment 5
91.38 grams of water are accurately measured, sequentially add 99.15 grams of CH under agitation3COONa, 16.51 grams of Na2S2O3、
18.12 grams of CO (NH2)2, 3.45 grams of Na2B4O7·10H2O, 1.38 grams of NaCl test it according to cooling curve method after mixing evenly
Crystallization temperature is 35.9 DEG C, and melting heat enthalpy value is 220kJ/kg.
Comparative example 1
48.4 grams of water are accurately measured, sequentially add 36.75 grams of CH under agitation3COONa, 6.13 grams of Na2S2O3、
6.72 grams of CO (NH2)2, 1.3 grams of Na2B4O7·10H2O, 0.7 gram of NaCl tests its crystallization according to cooling curve method after mixing evenly
Temperature, material nodeless mesh within the scope of 34 ~ 36 DEG C.
Comparative example 2
50.5 grams of water are accurately measured, sequentially add 57.51 grams of CH under agitation3COONa, 7.19 grams of Na2S2O3、
14.01 grams of CO (NH2)2, 0.78 gram of NaCl, test its crystallization temperature according to cooling curve method after mixing evenly, material is in 13 DEG C of
Start to crystallize, temperature is gone up rapidly to 35.2 DEG C.
Comparative example 3
36.72 grams of water are accurately measured, sequentially add 33.46 grams of CH under agitation3COONa, 4.78 grams of Na2S2O3、
4.08 grams of CO (NH2)2, 0.56 gram of Na2B4O7·10H2O, 0.4 gram of NaCl tests its knot according to cooling curve method after mixing evenly
Brilliant temperature, material nodeless mesh within the scope of 34 ~ 36 DEG C.
Through the foregoing embodiment 1 ~ 5, the crystallization temperature of energy storage material composition disclosed by the invention is 34 ~ 36 DEG C, material
Performance is more stable, and it is larger to melt heat enthalpy value.Comparative example 1,3 shows the crystallization temperature of material after each main component ratio adjustment
There is drift, cannot achieve stable crystallization energy storage effect.Comparative example 2 shows not add Na2B4O7·10H2O material degree of supercooling
It can reach 22 DEG C or so, thermal energy storage process can not be automatically performed, energy storage is without application value.
The foregoing is merely presently preferred embodiments of the present invention, practical range not for the purpose of limiting the invention, thus it is all according to
The feature raw material of range of the present invention, characterization step and the equivalent variation of formula, should all include special in application of the invention
Within the scope of benefit.
Claims (1)
1. a kind of 35 DEG C of energy storage material compositions, it is characterised in that contain CH3COONa、Na2S2O3、CO(NH2)2、Na2B4O7·
10H2O、NaCl、H2The proportion of O, each component are as follows:
CH3COONa、Na2S2O3Ratio is mass ratio 5:1 ~ 8:1；
CH3COONa、CO(NH2)2Ratio is molar ratio 3:1 ~ 5:1；
CH3COONa、H2The ratio of O is molar ratio 1:3 ~ 1:5；
Na2B4O7·10H2The mass content of O is 0.5 ~ 1.5%；
The mass content of NaCl is 0.3 ~ 0.8%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210421274.9A CN102876299B (en) | 2012-10-30 | 2012-10-30 | A kind of 35 DEG C of energy storage material compositions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210421274.9A CN102876299B (en) | 2012-10-30 | 2012-10-30 | A kind of 35 DEG C of energy storage material compositions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102876299A CN102876299A (en) | 2013-01-16 |
| CN102876299B true CN102876299B (en) | 2019-02-19 |
Family
ID=47477824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210421274.9A Active CN102876299B (en) | 2012-10-30 | 2012-10-30 | A kind of 35 DEG C of energy storage material compositions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102876299B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103666378B (en) * | 2013-11-25 | 2016-12-07 | 浙江三赢医疗器械有限公司 | A kind of phase change heat storage material and its preparation method and application |
| CN105885801A (en) * | 2014-09-23 | 2016-08-24 | 李敬武 | Novel cool storage agent, preparation method of novel cool storage agent and medical cold compress product containing novel cool storage agent |
| CN105013413B (en) * | 2015-07-14 | 2017-09-22 | 贵州华益能环保科技有限公司 | A kind of greenhouse prevents the preparation and application of cold jelly phase-change energy storage capsule |
| CN112080255A (en) * | 2020-08-14 | 2020-12-15 | 上海大学 | Low-temperature composite phase-change energy storage material and preparation method thereof |
| CN113736431B (en) * | 2021-09-29 | 2023-01-06 | 华南理工大学 | Modified expanded graphite-hydrated inorganic salt composite phase-change material and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1443826A (en) * | 2002-03-08 | 2003-09-24 | 孟绍东 | Chemical refrigerant and its application method |
| KR20030097238A (en) * | 2002-06-20 | 2003-12-31 | 한국생산기술연구원 | Low Temperature PCM for Cold Storage System |
| CN1465648A (en) * | 2002-06-17 | 2004-01-07 | 中国人民解放军第二军医大学 | Phase change energy storage composite material and preparation process thereof |
-
2012
- 2012-10-30 CN CN201210421274.9A patent/CN102876299B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1443826A (en) * | 2002-03-08 | 2003-09-24 | 孟绍东 | Chemical refrigerant and its application method |
| CN1465648A (en) * | 2002-06-17 | 2004-01-07 | 中国人民解放军第二军医大学 | Phase change energy storage composite material and preparation process thereof |
| KR20030097238A (en) * | 2002-06-20 | 2003-12-31 | 한국생산기술연구원 | Low Temperature PCM for Cold Storage System |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102876299A (en) | 2013-01-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102876299B (en) | A kind of 35 DEG C of energy storage material compositions | |
| Brancato et al. | Identification and characterization of promising phase change materials for solar cooling applications | |
| CN103923613A (en) | Low-temperature calcium chloride hexahydrate heat-storage material and preparation method | |
| Shi et al. | Experimental investigation and numerical validation on the energy-saving performance of a passive phase change material floor for a real scale building | |
| Sonnick et al. | Temperature stabilization using salt hydrate storage system to achieve thermal comfort in prefabricated wooden houses | |
| CN107556972A (en) | Normal low temperature phase change energy-accumulating medium and preparation method thereof | |
| Baddadi et al. | Beneficial use of two packed beds of latent storage energy for the heating of a hydroponic greenhouse | |
| Zhu et al. | Current status and development of research on phase change materials in agricultural greenhouses: A review | |
| CN104629692A (en) | Preparation method of inorganic-organic composite phase-change energy storage material for buildings | |
| CN105733517A (en) | Agricultural low-temperature phase change heat storage material and preparation method thereof | |
| Jiang et al. | Property and heat storage performances of Glauber's salt-based phase change materials for solar greenhouse in Qinghai-Tibet plateau | |
| CN105694823A (en) | Preparation method of disodium hydrogen phosphate heat storage system suitable for greenhouses | |
| KR101649999B1 (en) | Heat storage materials comprising six component system | |
| Yang et al. | Heat storage and release in binary paraffin-hexadecyl amine composites for solar greenhouses in cold climates | |
| CN105238363B (en) | A kind of phase-change and energy-storage medium | |
| CN104357023A (en) | Inorganic hydrous salt heat storage material and preparation method thereof | |
| CN102492398B (en) | Preparation method for high-performance room-temperature calcium-based composition phase-change energy storage material | |
| CN104388049A (en) | Inorganic composite heat storage material and preparation method thereof | |
| CN102746830B (en) | A kind of Normal-temperature energy storage material composition | |
| CN105586011A (en) | Inorganic hydrated salt phase-change heat-storage material and preparation method thereof | |
| CN109096999A (en) | 76-degree phase change energy storage material and preparation method thereof | |
| CN104357022A (en) | Inorganic phase change heat storage material and preparation method thereof | |
| CN104371660A (en) | Inorganic composite hydrous salt phase change heat storage material and preparation method thereof | |
| CN114736658A (en) | Organic-inorganic eutectic mixture phase-change heat storage material based on sodium acetate trihydrate and preparation method thereof | |
| CN104371661A (en) | Inorganic composite phase change heat storage material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 065201 580 Jing Yu Street, Yanjiao Town, Sanhe, Hebei (102 National Road and Yanjiao Yingbin intersection 100 meters east) Applicant after: Beijing Zhongji fine phase Energy Technology Co., Ltd. Address before: 065201 580 Jing Yu Street, Yanjiao Town, Sanhe, Hebei (102 National Road and Yanjiao Yingbin intersection 100 meters east) Applicant before: Beijing Jingxin Xiangneng Technology Co., Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210416 Address after: 065201 No.39, Tianshan international business base, Yanjiao Development Zone, Sanhe City, Langfang City, Hebei Province Patentee after: CIMC fresh cold chain technology Hebei Co.,Ltd. Address before: 065201, 580, elm Avenue, Yanjiao Town, Hebei, Sanhe province (102 National Road and Yanjiao Yingbin intersection, 100 meters east) Patentee before: BEIJING FINE PE Co.,Ltd. |