CN110066643A - A kind of eutectic point binary inorganic/expanded graphite phase-changing energy storage material and method - Google Patents
A kind of eutectic point binary inorganic/expanded graphite phase-changing energy storage material and method Download PDFInfo
- Publication number
- CN110066643A CN110066643A CN201910429610.6A CN201910429610A CN110066643A CN 110066643 A CN110066643 A CN 110066643A CN 201910429610 A CN201910429610 A CN 201910429610A CN 110066643 A CN110066643 A CN 110066643A
- Authority
- CN
- China
- Prior art keywords
- expanded graphite
- water
- phase
- parts
- eutectic point
- 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.)
- Pending
Links
Classifications
-
- 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
- C09K5/063—Materials absorbing or liberating heat during crystallisation; Heat storage materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses a kind of eutectic point binary inorganic/expanded graphite phase-changing energy storage material and methods;Raw material composition: 85~95 parts of barium hydroxide, 5~15 parts of alkali metal salt, the weight summation of the two is 100 parts;5~25 parts of expanded graphite, 1~10 part of water;Preparation step includes: that barium hydroxide, potassium nitrate are sealed in vial, molten state is heated in 85~95 DEG C of water-bath, expanded graphite and water is added, 4~6h physical absorption is carried out in 85~95 DEG C of water-bath, and it is primary every 60~120min stirring in adsorption process, it is cooled to room temperature, obtains with eutectic point binary inorganic/expanded graphite phase-changing energy storage material.Binary inorganic phase-change material prepared by the present invention has eutectic point, and phase transition temperature is single, and the application range of material has been widened in the change of phase transition temperature;Not only hot property is stablized, but also phase transformation enthalpy is high, thermal conductivity is high;Preparation process of the present invention is simple, and mild condition is at low cost.
Description
Technical field
The present invention relates to composite material technical field of energy storage more particularly to a kind of eutectic point binary inorganic/expansion stones
Black phase-changing energy storage material and method.
Background technique
Using energy source in the time and space there is imbalance between supply and demand, the development of energy storage technology and application can be solved effectively
This problem improves the utilization efficiency of the energy.And in technical field of phase change energy storage, compared to organic phase-change material, inorganic water
Salt is closed to attract extensive attention because of its suitable phase transition temperature, higher energy storage density and the series of advantages such as low in cost.
Meanwhile the phase transition temperature of such phase-change material is fixed, and temperature can also be kept constant during latent heat stores and discharges, but
Because of the relationship of temperature range, corresponding application is also relatively fixed, is limited in practical application by a certain extent.
Therefore under conditions of guaranteeing that material still has higher potential heat value, fusing point is suitably reduced, changes hydrous salt phase transition temperature, for phase
Become material many-sided use, expands its application range and be of great significance.
Summary of the invention
It is inorganic to provide a kind of eutectic point binary for the shortcomings that it is an object of the invention to overcome the above-mentioned prior art and deficiency
Class/expanded graphite phase-changing energy storage material and method.The present invention prepares expanded graphite sizing composite material and improves thermal conductivity reinforcing biography
Heat, obtain long-term hot property stabilization, long service life, significant, the good application performance of energy-saving effect material, to realize build
There are significant contribution in sustainable development, utilization of resources, the good economical society of environmental protection.
The present invention is achieved through the following technical solutions:
A kind of preparation method of eutectic point binary inorganic/expanded graphite phase-changing energy storage material, raw material form (with weight
Number calculates): 85~95 parts of barium hydroxide, 5~15 parts of alkali metal salt, the weight summation of the two is 100 parts;Expanded graphite
5~25 parts, 1~10 part of water;
Preparation step includes: that barium hydroxide, potassium nitrate are sealed in vial, in 85~95 DEG C of water-bath
It is heated to molten state, expanded graphite and water is added, 4~6h physical absorption is carried out in 85~95 DEG C of water-bath, and adsorbing
It is primary every 60~120min stirring in the process, it is cooled to room temperature, obtains with eutectic point binary inorganic/expanded graphite phase
Change energy-storage material.
To further realize the object of the invention, it is preferable that the alkali metal salt is potassium nitrate, potassium chloride, sodium nitrate and chlorine
Change one of sodium or a variety of.
Preferably, the water is the pure water removed after ionic species
Preferably, above-mentioned water-bath heating temperature is 85~95 DEG C.
Preferably, the magnetic agitation time is 40~90min.
Preferably, physical absorption heating time is 4~6h in water-bath, in adsorption process stirring interval time be 60~
120min。
Eutectic point binary inorganic/expanded graphite phase-changing energy storage material is obtained using above-mentioned preparation method.
A kind of preparation method of eutectic point binary inorganic/expanded graphite phase-changing energy storage material, raw material composition: eight water hydrogen
88 parts of barium monoxide, 12 parts of potassium nitrate, 5 parts of expanded graphite, 4 parts of deionized water;
Specific step is as follows:
1) 26.4g barium hydroxide at room temperature, is added into sealed glass jars, is placed in heating water bath in 90 DEG C of water-baths
Set molten state;
2) 3.6g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) 1.5g expanded graphite, 1.2g is added into the binary inorganic phase-change material obtained by step 2) with eutectic point
Deionized water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring,
It mixes them thoroughly;
4) the resulting composite phase-change energy storage material of step 3) is taken out, is cooled to room temperature to get to eutectic point two
First inorganic/expanded graphite composite phase-changing energy storage material.
A kind of preparation method of eutectic point binary inorganic/expanded graphite phase-changing energy storage material, raw material composition: eight water hydrogen
88 parts of barium monoxide, 12 parts of potassium nitrate, 10 parts of expanded graphite, 6 parts of deionized water;
Specific step is as follows:
1) 26.4g barium hydroxide at room temperature, is added into sealed glass jars, is placed in heating water bath in 90 DEG C of water-baths
Set molten state;
2) 3.6g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) 3.0g expanded graphite, 1.8g is added into the binary inorganic phase-change material obtained by step 2) with eutectic point
Deionized water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring,
It mixes them thoroughly;
4) the resulting composite phase-change energy storage material of step 3) is taken out, is cooled to room temperature to get to eutectic point two
First inorganic/expanded graphite composite phase-changing energy storage material.
A kind of preparation method of eutectic point binary inorganic/expanded graphite phase-changing energy storage material, raw material composition: eight water hydrogen
90 parts of barium monoxide, 10 parts of potassium chloride, 15 parts of expanded graphite, 8 parts of deionized water;
Specific step is as follows:
1) 27.0g barium hydroxide at room temperature, is added into sealed glass jars, is placed in heating water bath in 90 DEG C of water-baths
Set molten state;
2) 3.0g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) 4.5g expanded graphite, 2.4g is added into the binary inorganic phase-change material obtained by step 2) with eutectic point
Deionized water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring,
It mixes them thoroughly;
4) the resulting composite phase-change energy storage material of step 3) is taken out, is cooled to room temperature to get to eutectic point two
First inorganic/expanded graphite composite phase-changing energy storage material.
A kind of preparation method of eutectic point binary inorganic/expanded graphite phase-changing energy storage material, raw material composition: eight water hydrogen
90 parts of barium monoxide, 10 parts of potassium chloride, 20 parts of expanded graphite, 8 parts of deionized water;
Specific step is as follows:
1) 27.0g barium hydroxide at room temperature, is added into sealed glass jars, is placed in heating water bath in 90 DEG C of water-baths
Set molten state;
2) 3.0g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) 6.0g expanded graphite, 2.4g is added into the binary inorganic phase-change material obtained by step 2) with eutectic point
Deionized water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring,
It mixes them thoroughly;
4) the resulting composite phase-change energy storage material of step 3) is taken out, is cooled to room temperature to get to eutectic point two
First inorganic/expanded graphite composite phase-changing energy storage material.
Compared with the prior art, the present invention has the following advantages and effect:
The present invention can obtain by adjusting the quality proportioning of barium hydroxide and alkali metal salt with single-phase alternating temperature
The eutectic binary inorganic phase-change material of degree, shows the property of pure material.
Binary inorganic phase-change material prepared by the present invention has eutectic point, and phase transition temperature is single, and phase transition temperature
Change widened the application range of material;
There is binary inorganic/expanded graphite phase-changing energy storage material of eutectic point, hot property is steady prepared by the present invention
Fixed, phase transformation enthalpy height, thermal conductivity are high;
Preparation flow of the present invention and technological operation are simple, and melt stage temperature is low, avoid using oil bath heating, required item
Part is mild, reduces the risk of operating process;
Instrument and equipment involved in present invention preparation, the inorganic prices of raw materials are cheap, at low cost.
Being mutually mixed for material in preparation process of the present invention, is simple mechanical mixture, is grasped without additional instrument
Make.
Detailed description of the invention
Fig. 1 be in the embodiment of the present invention 1 have eutectic point binary inorganic/expanded graphite composite phase-changing energy storage material and
Its unidirectional differential scanning calorimetry figure with eutectic point binary inorganic phase-change material compareed.
Fig. 2 is that have eutectic point binary inorganic/expanded graphite composite phase-changing energy storage material in the embodiment of the present invention 3
Unidirectional differential scanning calorimetry figure.
Specific embodiment
The present invention is more specifically described in detail combined with specific embodiments below.
Embodiment 1:
One kind having eutectic point binary inorganic/expanded graphite phase-changing energy storage material, by the raw material of following parts by weight
Composition: 88 parts of barium hydroxide, 12 parts of potassium nitrate, 5 parts of expanded graphite, 4 parts of deionized water.
Specific step is as follows:
1) 26.4g barium hydroxide at room temperature, is added into sealed glass jars, is placed in heating water bath in 90 DEG C of water-baths
Set molten state;
2) 3.6g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) 1.5g expanded graphite, 1.2g is added into the binary inorganic phase-change material obtained by step 2) with eutectic point
Deionized water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring,
It mixes them thoroughly;
4) the resulting composite phase-change energy storage material of step 3) is taken out, is cooled to room temperature to get to eutectic point two
First inorganic/expanded graphite composite phase-changing energy storage material.
To above-mentioned acquired with eutectic point binary inorganic/expanded graphite composite phase-changing energy storage material progress associated hot
The test of physical property, fusion temperature are 66.42 DEG C, latent heat of fusion 201.6J/g, thermal conductivity 1.231W/m/K.
The tool with eutectic point binary inorganic/expanded graphite composite phase-changing energy storage material and its control of the present embodiment
There is the unidirectional differential scanning calorimetry figure of eutectic point binary inorganic phase-change material as shown in Figure 1.
Embodiment 2:
One kind having eutectic point binary inorganic/expanded graphite phase-changing energy storage material, by the raw material of following parts by weight
Composition: 88 parts of barium hydroxide, 12 parts of potassium nitrate, 10 parts of expanded graphite, 6 parts of deionized water.
Specific step is as follows:
1) 26.4g barium hydroxide at room temperature, is added into sealed glass jars, is placed in heating water bath in 90 DEG C of water-baths
Set molten state;
2) 3.6g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) 3.0g expanded graphite, 1.8g is added into the binary inorganic phase-change material obtained by step 2) with eutectic point
Deionized water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring,
It mixes them thoroughly;
4) the resulting composite phase-change energy storage material of step 3) is taken out, is cooled to room temperature to get to eutectic point two
First inorganic/expanded graphite composite phase-changing energy storage material.
To above-mentioned acquired with eutectic point binary inorganic/expanded graphite composite phase-changing energy storage material progress associated hot
The test of physical property, fusion temperature are 66.46 DEG C, latent heat of fusion 198.3J/g, thermal conductivity 2.81W/m/K.
Embodiment 3:
One kind having eutectic point binary inorganic/expanded graphite phase-changing energy storage material, by the raw material of following parts by weight
Composition: 90 parts of barium hydroxide, 10 parts of potassium chloride, 15 parts of expanded graphite, 8 parts of deionized water.
Specific step is as follows:
1) 27.0g barium hydroxide at room temperature, is added into sealed glass jars, is placed in heating water bath in 90 DEG C of water-baths
Set molten state;
2) 3.0g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) 4.5g expanded graphite, 2.4g is added into the binary inorganic phase-change material obtained by step 2) with eutectic point
Deionized water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring,
It mixes them thoroughly;
4) the resulting composite phase-change energy storage material of step 3) is taken out, is cooled to room temperature to get to eutectic point two
First inorganic/expanded graphite composite phase-changing energy storage material.
To above-mentioned acquired with eutectic point binary inorganic/expanded graphite composite phase-changing energy storage material progress associated hot
The test of physical property, fusion temperature are 66.13 DEG C, latent heat of fusion 180.6J/g, thermal conductivity 5.307W/m/K.
There is the present embodiment the unidirectional differential of eutectic point binary inorganic/expanded graphite composite phase-changing energy storage material to sweep
It is as shown in Figure 2 to retouch calorimetric figure.
Embodiment 4:
One kind having eutectic point binary inorganic/expanded graphite phase-changing energy storage material, by the raw material of following parts by weight
Composition: 90 parts of barium hydroxide, 10 parts of potassium chloride, 20 parts of expanded graphite, 8 parts of deionized water.
Specific step is as follows:
1) 27.0g barium hydroxide at room temperature, is added into sealed glass jars, is placed in heating water bath in 90 DEG C of water-baths
Set molten state;
2) 3.0g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) 6.0g expanded graphite, 2.4g is added into the binary inorganic phase-change material obtained by step 2) with eutectic point
Deionized water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring,
It mixes them thoroughly;
4) the resulting composite phase-change energy storage material of step 3) is taken out, is cooled to room temperature to get to eutectic point two
First inorganic/expanded graphite composite phase-changing energy storage material.
To above-mentioned acquired with eutectic point binary inorganic/expanded graphite composite phase-changing energy storage material progress associated hot
The test of physical property, fusion temperature are 66.32 DEG C, latent heat of fusion 175.3J/g, thermal conductivity 6.544W/m/K.
As described above, the present invention can be better realized.
Embodiment of the present invention are not limited by the above embodiments, other are any without departing from Spirit Essence of the invention
With changes, modifications, substitutions, combinations, simplifications made under principle, equivalent substitute mode should be, be included in of the invention
Within protection scope.
Claims (6)
1. a kind of preparation method of eutectic point binary inorganic/expanded graphite phase-changing energy storage material, it is characterised in that raw material group
At: 85~95 parts of barium hydroxide, 5~15 parts of alkali metal salt, the weight summation of the two is 100 parts;Expanded graphite 5~25
Part, 1~10 part of water;
Preparation step includes: that barium hydroxide, potassium nitrate are sealed in vial, is heated in 85~95 DEG C of water-bath
To molten state, expanded graphite and water is added, 4~6h physical absorption is carried out in 85~95 DEG C of water-bath, and in adsorption process
In it is primary every 60~120min stirring, be cooled to room temperature, obtain with eutectic point binary inorganic/expanded graphite phase transformation storage
It can material.
2. the eutectic point binary inorganic/expanded graphite phase-changing energy storage material obtained using preparation method described in claim 1.
3. a kind of preparation method of eutectic point binary inorganic/expanded graphite phase-changing energy storage material, it is characterised in that raw material group
At: 88 parts of barium hydroxide, 12 parts of potassium nitrate, 5 parts of expanded graphite, 4 parts of deionized water;
Specific step is as follows:
1) at room temperature, into sealed glass jars be added 26.4g barium hydroxide, be placed in heating water bath in 90 DEG C of water-baths set it is molten
Melt state;
2) 3.6g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) be added 1.5g expanded graphite into the binary inorganic phase-change material obtained by step 2) with eutectic point, 1.2g go from
Sub- water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring, make it
It is sufficiently mixed;
4) the resulting composite phase-change energy storage material of step 3) is taken out, be cooled to room temperature to get to have eutectic point binary without
Machine class/expanded graphite composite phase-changing energy storage material.
4. a kind of preparation method of eutectic point binary inorganic/expanded graphite phase-changing energy storage material, it is characterised in that raw material group
At: 88 parts of barium hydroxide, 12 parts of potassium nitrate, 10 parts of expanded graphite, 6 parts of deionized water;
Specific step is as follows:
1) at room temperature, into sealed glass jars be added 26.4g barium hydroxide, be placed in heating water bath in 90 DEG C of water-baths set it is molten
Melt state;
2) 3.6g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) be added 3.0g expanded graphite into the binary inorganic phase-change material obtained by step 2) with eutectic point, 1.8g go from
Sub- water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring, make it
It is sufficiently mixed;
4) the resulting composite phase-change energy storage material of step 3) is taken out, be cooled to room temperature to get to have eutectic point binary without
Machine class/expanded graphite composite phase-changing energy storage material.
5. a kind of preparation method of eutectic point binary inorganic/expanded graphite phase-changing energy storage material, it is characterised in that raw material group
At: 90 parts of barium hydroxide, 10 parts of potassium chloride, 15 parts of expanded graphite, 8 parts of deionized water;
Specific step is as follows:
1) at room temperature, into sealed glass jars be added 27.0g barium hydroxide, be placed in heating water bath in 90 DEG C of water-baths set it is molten
Melt state;
2) 3.0g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) be added 4.5g expanded graphite into the binary inorganic phase-change material obtained by step 2) with eutectic point, 2.4g go from
Sub- water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring, make it
It is sufficiently mixed;
4) the resulting composite phase-change energy storage material of step 3) is taken out, be cooled to room temperature to get to have eutectic point binary without
Machine class/expanded graphite composite phase-changing energy storage material.
6. a kind of preparation method of eutectic point binary inorganic/expanded graphite phase-changing energy storage material, it is characterised in that raw material group
At: 90 parts of barium hydroxide, 10 parts of potassium chloride, 20 parts of expanded graphite, 8 parts of deionized water;
Specific step is as follows:
1) at room temperature, into sealed glass jars be added 27.0g barium hydroxide, be placed in heating water bath in 90 DEG C of water-baths set it is molten
Melt state;
2) 3.0g potassium nitrate is added into step 1) molten state barium hydroxide, is placed in magnetic agitation in 90 DEG C of water-baths
60min obtains the binary inorganic phase-change material with eutectic point;
3) be added 6.0g expanded graphite into the binary inorganic phase-change material obtained by step 2) with eutectic point, 2.4g go from
Sub- water, side edged are stirred with glass bar, are subsequently placed in heating water bath 6h in 90 DEG C of water-baths, primary every 90min stirring, make it
It is sufficiently mixed;
4) the resulting composite phase-change energy storage material of step 3) is taken out, be cooled to room temperature to get to have eutectic point binary without
Machine class/expanded graphite composite phase-changing energy storage material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910429610.6A CN110066643A (en) | 2019-05-22 | 2019-05-22 | A kind of eutectic point binary inorganic/expanded graphite phase-changing energy storage material and method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910429610.6A CN110066643A (en) | 2019-05-22 | 2019-05-22 | A kind of eutectic point binary inorganic/expanded graphite phase-changing energy storage material and method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110066643A true CN110066643A (en) | 2019-07-30 |
Family
ID=67371295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910429610.6A Pending CN110066643A (en) | 2019-05-22 | 2019-05-22 | A kind of eutectic point binary inorganic/expanded graphite phase-changing energy storage material and method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110066643A (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0005009A1 (en) * | 1978-04-26 | 1979-10-31 | European Atomic Energy Community (Euratom) | A method of storing thermal energy and an apparatus for collecting and storing thermal energy |
CN1323870A (en) * | 2000-05-15 | 2001-11-28 | 默克专利股份有限公司 | Method for prepn. of energy-saving composite material used for cold-strage or heat-storage |
CN101802126A (en) * | 2007-05-16 | 2010-08-11 | Sgl碳股份公司 | The method for preparing latent heat storage material |
CN104531077A (en) * | 2015-01-27 | 2015-04-22 | 云南师范大学 | Preparation method of expanded-graphite-base hydrated salt composite solid-solid phase-change energy storage material |
CN106242494A (en) * | 2016-08-08 | 2016-12-21 | 上海交通大学 | Material for storing heat of phase change in low temperature and preparation method thereof in graphene aerogel complex intensifying |
CN106867468A (en) * | 2017-04-14 | 2017-06-20 | 华南理工大学 | A kind of inorganic salts mass of expanded graphite bluk recombination phase-change material and preparation method thereof |
CN107828382A (en) * | 2017-11-27 | 2018-03-23 | 天津锐锟科技有限公司 | A kind of composite solid solid phase change heat storage material and preparation method thereof |
CN108034409A (en) * | 2017-12-06 | 2018-05-15 | 嘉兴菲莫斯节能技术有限公司 | A kind of Inorganic phase change energy storage material |
-
2019
- 2019-05-22 CN CN201910429610.6A patent/CN110066643A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0005009A1 (en) * | 1978-04-26 | 1979-10-31 | European Atomic Energy Community (Euratom) | A method of storing thermal energy and an apparatus for collecting and storing thermal energy |
CN1323870A (en) * | 2000-05-15 | 2001-11-28 | 默克专利股份有限公司 | Method for prepn. of energy-saving composite material used for cold-strage or heat-storage |
CN101802126A (en) * | 2007-05-16 | 2010-08-11 | Sgl碳股份公司 | The method for preparing latent heat storage material |
CN104531077A (en) * | 2015-01-27 | 2015-04-22 | 云南师范大学 | Preparation method of expanded-graphite-base hydrated salt composite solid-solid phase-change energy storage material |
CN106242494A (en) * | 2016-08-08 | 2016-12-21 | 上海交通大学 | Material for storing heat of phase change in low temperature and preparation method thereof in graphene aerogel complex intensifying |
CN106867468A (en) * | 2017-04-14 | 2017-06-20 | 华南理工大学 | A kind of inorganic salts mass of expanded graphite bluk recombination phase-change material and preparation method thereof |
CN107828382A (en) * | 2017-11-27 | 2018-03-23 | 天津锐锟科技有限公司 | A kind of composite solid solid phase change heat storage material and preparation method thereof |
CN108034409A (en) * | 2017-12-06 | 2018-05-15 | 嘉兴菲莫斯节能技术有限公司 | A kind of Inorganic phase change energy storage material |
Non-Patent Citations (1)
Title |
---|
王淑萍等: "膨胀石墨基复合相变储能材料的研究进展", 《储能科学与技术》 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104087254A (en) | High-heat-conductivity inorganic phase-change energy storage material | |
Ushak et al. | Thermophysical characterization of a by-product from the non-metallic industry as inorganic PCM | |
CN102533226A (en) | Nitrate molten salt heat transferring and reserving medium and preparation method and application thereof | |
CN106047302B (en) | A kind of Inorganic phase change energy storage material and preparation method thereof | |
CN104610926B (en) | A kind of low melting point fused salt mixt heat transfer heat storage medium | |
CN103881662A (en) | Ternary nitric acid nano-molten salt heat transfer and storage medium, preparation method and application thereof | |
CN106867468A (en) | A kind of inorganic salts mass of expanded graphite bluk recombination phase-change material and preparation method thereof | |
CN103911119B (en) | Quartz sand complex ternary nitric acid Molten Salt Heat Transfer heat storage medium and preparation method thereof | |
CN103923618B (en) | Quartz sand composite multi-component nitric acid Molten Salt Heat Transfer heat storage medium and preparation method | |
CN107523272B (en) | High-thermal-conductivity binary low-eutectic-temperature-coefficient hydrated salt phase-change material and preparation method thereof | |
CN108034409A (en) | A kind of Inorganic phase change energy storage material | |
CN108531142A (en) | Solar light-heat power-generation heat transfer heat storage medium and preparation method thereof | |
CN104388055A (en) | Novel composite type organic-substance phase-change heat storage material and preparation method thereof | |
CN104559940B (en) | Low-melting-point mixed molten salt heat-transferring and heat-storage medium | |
CN110066643A (en) | A kind of eutectic point binary inorganic/expanded graphite phase-changing energy storage material and method | |
CN110564373A (en) | Inorganic hydrated salt composite phase-change heat storage material and preparation and use method thereof | |
CN100595253C (en) | Phase-change heat-storing material and preparation thereof | |
CN108559457A (en) | A kind of solar light-heat power-generation heat transfer heat storage medium and preparation method thereof | |
CN109880597A (en) | A kind of 12 hydrazine aluminum sulfate potassium of modification/expanded graphite composite phase-changing heat-storing material and preparation method thereof | |
CN108285777A (en) | A kind of production method of ternary fused salt mixt medium temperature phase-changing energy storage material | |
CN104357023A (en) | Inorganic hydrous salt heat storage material and preparation method thereof | |
CN102304350B (en) | Preparation method of high temperature heat storage material for solar photo-thermal power generation | |
CN103897668B (en) | A kind of high temperature heat transfer material based on carbonate and preparation method thereof | |
CN105838338A (en) | Nano mixed molten salt heat transfer and storage medium and preparation method thereof | |
CN103911120B (en) | Quartz sand-molten carbonate composite heat-transfer heat-storage medium and preparation method thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190730 |
|
WD01 | Invention patent application deemed withdrawn after publication |