国家/地区 中国（3）
IPC部 F（3）
IPC大类 F28（3） F24（2）
IPC小类 F28D（3）
IPC F28D020/02（2）
发明人 LI C（3）
公开年 2021（2）
申请年 2020（3）
专利权人 UNIV CHANGSH.（2）

Light/electricity-heat self-conversion multi-stage phase change heat accumulation system, has temperature control system for supplying power to carbon-based composite phase change material in multi-level heat accumulation unit.

XIE B, LI C

Cooling device for processing graphene, has exhaust fan whose input end is fixedly connected with Y-shaped pipe, where two output ends of Y-shaped pipe are connected with back of heat collecting box and front of box body is connected with control switch.

LI C

Self-heating phase change heat storage floor comprises wear-resistant layer, insulating waterproof layer, upper phase change heat storage layer, first copper film, self-heating phase change heat storage core, and second copper film.

LI C, XIE B, CHEN J