目的:制备一次性理疗保健用自发热材料。方法:用脲、硫脲、聚乙二醇(PEG)制备了Polymer in Salt型聚合物固体电解质(SPE),将该SPE与还原铁粉、活性炭物理共混制备自发热材料。结果:自发热材料形态为固态,接触空气后释热,不接触空气时处...目的:制备一次性理疗保健用自发热材料。方法:用脲、硫脲、聚乙二醇(PEG)制备了Polymer in Salt型聚合物固体电解质(SPE),将该SPE与还原铁粉、活性炭物理共混制备自发热材料。结果:自发热材料形态为固态,接触空气后释热,不接触空气时处于休眠状态,控制其与空气的接触量可实现热量的控制释放,释热效果良好。结论:SPE与金属粉末、活性炭物理共混可以制备性能优良的固态自发热材料,该材料可用于橡胶硬膏剂或黑膏药的发热裱褙材料、人体热敷材料等一次性医用制品。展开更多
In this paper,an island integrated energy system(IES)combining power,heat and hydrogen(CPHH)is built,and optimal power-heat-hydrogen scheduling is studied under actual plateau meteorological data.Considering the compr...In this paper,an island integrated energy system(IES)combining power,heat and hydrogen(CPHH)is built,and optimal power-heat-hydrogen scheduling is studied under actual plateau meteorological data.Considering the comprehensive demands of residents,an IES including renewable energy sources(RESs),fuel cell,electrolyzer,electric boiler,thermal energy storage device and new energy vehicles is established and operated.In the first stage of operation,according to the prediction of RESs and demands,day-ahead optimization is carried out which aims to minimize operation cost,while electric vehicles(EVs)are considered as special demand response(DR)loads.For the second stage of operation,ultra-short-term prediction is implemented to provide prediction data for model predictive control(MPC),realizing real-time operation.Functioning as a CPHH system,the fuel cell and electrolyzer collaborate to meet various needs of the plateau residential area with high efficiency.In addition,the method and IES structure proposed in this paper is compared with other options.展开更多
文摘目的:制备一次性理疗保健用自发热材料。方法:用脲、硫脲、聚乙二醇(PEG)制备了Polymer in Salt型聚合物固体电解质(SPE),将该SPE与还原铁粉、活性炭物理共混制备自发热材料。结果:自发热材料形态为固态,接触空气后释热,不接触空气时处于休眠状态,控制其与空气的接触量可实现热量的控制释放,释热效果良好。结论:SPE与金属粉末、活性炭物理共混可以制备性能优良的固态自发热材料,该材料可用于橡胶硬膏剂或黑膏药的发热裱褙材料、人体热敷材料等一次性医用制品。
基金supported by National Natural Science Foundation of China(51977181)Sichuan Science and Technology Program(19YYJC0698)Fok Ying-Tong Education Foundation of China(171104)。
文摘In this paper,an island integrated energy system(IES)combining power,heat and hydrogen(CPHH)is built,and optimal power-heat-hydrogen scheduling is studied under actual plateau meteorological data.Considering the comprehensive demands of residents,an IES including renewable energy sources(RESs),fuel cell,electrolyzer,electric boiler,thermal energy storage device and new energy vehicles is established and operated.In the first stage of operation,according to the prediction of RESs and demands,day-ahead optimization is carried out which aims to minimize operation cost,while electric vehicles(EVs)are considered as special demand response(DR)loads.For the second stage of operation,ultra-short-term prediction is implemented to provide prediction data for model predictive control(MPC),realizing real-time operation.Functioning as a CPHH system,the fuel cell and electrolyzer collaborate to meet various needs of the plateau residential area with high efficiency.In addition,the method and IES structure proposed in this paper is compared with other options.
