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A platform for research: civil engineering, architecture and urbanism
Cement-based phase change heat storage and wave absorption composite board and preparation method thereof
The invention provides a cement-based phase change heat storage and wave absorption composite board and a preparation method, the cement-based phase change heat storage and wave absorption composite board comprises an electromagnetic wave absorption cement matrix and a plurality of phase change modules, and the plurality of phase change modules are arranged in the electromagnetic wave absorption cement matrix; the electromagnetic wave absorption cement matrix comprises a dry material and water, and the dry material comprises the following components in percentage by mass: 30-40% of cement, 10-30% of an electromagnetic wave absorption functional element and 30-60% of lightweight aggregate; the mass ratio of the water to the dry material is 0.4-0.7. The phase-change material absorbs heat to reduce the surface temperature of an object, so that the purpose of reducing infrared radiation is achieved, and the purpose of absorbing waves is achieved by absorbing electromagnetic waves to reduce electromagnetic scattering.
本发明提供了一种水泥基相变蓄热吸波复合板材及制备方法，包括电磁波吸收水泥基体和若干相变模块，若干相变模块设在电磁波吸收水泥基体的内部；所述电磁波吸收水泥基体包括干物料和水，干物料中各组分所占质量百分比为：水泥30%~40%，电磁波吸收功能基元10%~30%，轻骨料30%~60%；水与干物料的质量比为0.4~0.7。本发明通过相变材料吸收热量降低物体表面温度，达到降低红外辐射的目的，通过吸收电磁波降低电磁散射，达到吸波的目的。
Cement-based phase change heat storage and wave absorption composite board and preparation method thereof
The invention provides a cement-based phase change heat storage and wave absorption composite board and a preparation method, the cement-based phase change heat storage and wave absorption composite board comprises an electromagnetic wave absorption cement matrix and a plurality of phase change modules, and the plurality of phase change modules are arranged in the electromagnetic wave absorption cement matrix; the electromagnetic wave absorption cement matrix comprises a dry material and water, and the dry material comprises the following components in percentage by mass: 30-40% of cement, 10-30% of an electromagnetic wave absorption functional element and 30-60% of lightweight aggregate; the mass ratio of the water to the dry material is 0.4-0.7. The phase-change material absorbs heat to reduce the surface temperature of an object, so that the purpose of reducing infrared radiation is achieved, and the purpose of absorbing waves is achieved by absorbing electromagnetic waves to reduce electromagnetic scattering.
本发明提供了一种水泥基相变蓄热吸波复合板材及制备方法，包括电磁波吸收水泥基体和若干相变模块，若干相变模块设在电磁波吸收水泥基体的内部；所述电磁波吸收水泥基体包括干物料和水，干物料中各组分所占质量百分比为：水泥30%~40%，电磁波吸收功能基元10%~30%，轻骨料30%~60%；水与干物料的质量比为0.4~0.7。本发明通过相变材料吸收热量降低物体表面温度，达到降低红外辐射的目的，通过吸收电磁波降低电磁散射，达到吸波的目的。
Cement-based phase change heat storage and wave absorption composite board and preparation method thereof
一种水泥基相变蓄热吸波复合板材及制备方法
XIE SHUAI (author) / WANG YONGCHAO (author) / MA CHAO (author) / JI ZHIJIANG (author) / WANG JING (author) / ZHANG JINJUN (author) / LIU RUIRUI (author) / CAO YANXIN (author) / CHEN JIHAO (author)
2024-01-09
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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