Phase-change energy-storage temperature-regulation foam concrete and preparation method thereof
A technology of foam concrete and phase change energy storage, which is applied in the field of building materials, can solve the problems of small heat capacity, restrictions on promotion and use, poor heat storage, etc., and achieve the effect of increasing heat storage capacity and excellent fire safety
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Example Embodiment
[0074] Example 1
[0075] Raw materials: 90 parts of ordinary Portland cement, 10 parts of grade II fly ash, 30 parts of expanded perlite-based phase change light aggregate, 0.3 parts of fiber, 0.2 parts of polycarboxylic acid water reducing agent, hydroxypropyl methylcellulose And xanthan gum (weight ratio 1:2) 0.15 parts, lithium carbonate 0.3 parts, polyvinyl alcohol 0.3 parts, sodium stearate 1.5 parts, hydrogen peroxide 9 parts, mixing water 40 parts.
[0076] The preparation method of expanded perlite-based phase change lightweight aggregate: The expanded perlite dried at 80 degrees Celsius for 24 hours and molten liquid n-octadecane are mixed uniformly at a mass ratio of 50:50, and then placed in a vacuum reactor, stirred and combined Heat the material to ensure that the temperature in the reactor is higher than the melting point of the phase change material, turn on the vacuum pump, vacuum for 10 minutes under a negative pressure of 0.08-0.1 MPa, vent, continue vacuuming an...
Example Embodiment
[0082] Example 2
[0083] Raw materials: 80 parts of ordinary Portland cement, 20 parts of grade I fly ash, 20 parts of expanded vermiculite-based phase change light aggregate, 0.4 parts of fiber, 0.2 parts of polycarboxylic acid water reducing agent, hydroxypropyl methylcellulose With xanthan gum (weight ratio 1:2) 0.2 parts, calcium chloride 0.3 parts, redispersible latex powder 0.6 parts, potassium stearate 1.5 parts, hydrogen peroxide 7.5 parts, mixing water 38 parts.
[0084] The preparation method of expanded vermiculite-based phase change lightweight aggregate: The expanded vermiculite dried at 80 degrees Celsius for 24 hours and molten liquid polyethylene glycol 800 are mixed uniformly at a mass ratio of 45:55, and then placed in a vacuum reactor and stirred And heat the material to ensure that the temperature in the reactor is higher than the melting point of the phase change material, turn on the vacuum pump, vacuum for 10 minutes under a negative pressure of 0.08-0.1 MPa...
Example Embodiment
[0087] Example 3
[0088] Raw materials: 70 parts of ordinary Portland cement, 30 parts of grade II fly ash, 45 parts of ultra-light ceramsite-based phase change lightweight aggregate, 0.5 parts of fiber, 0.3 parts of water reducing agent, hydroxypropyl methylcellulose and yellow Raw rubber (weight ratio 1:2) 0.25 parts, anhydrous sodium sulfate 0.2 parts, vinyl acetate-ethylene copolymer emulsion 1.2 parts, silicone waterproofing agent 0.2 parts, hydrogen peroxide 6 parts, mixing water 32 parts.
[0089] The preparation method of ultra-light ceramsite-based phase-change lightweight aggregate: The ultra-light ceramsite that has been dried at 80 degrees Celsius for 24 hours is mixed with molten liquid n-dodecanol at a mass ratio of 60:40, and then placed in a vacuum reactor. Stir and heat the material to ensure that the temperature in the reactor is higher than the melting point of the phase change material, turn on the vacuum pump, vacuum for 10 minutes under a negative pressure of...
PUM
Property | Measurement | Unit |
---|---|---|
Apparent density | aaaaa | aaaaa |
Compressive strength | aaaaa | aaaaa |
Thermal conductivity | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap