Institutional Repository of GuangZhou Institute of Energy Conversion, CAS
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太阳能蒸馏器
The 385m2 solar still which Produces fresh water 1T/day in Wu Zhi Island and the 50m2 Solar still which produces fresh water 0.2T/day in Zhung Jian Island are recommended in brief The future development of using solar energy for sea water conversion in the region of South China Sea is described. A method for calculating the efficiency of solar still and a view of using performance curves for rating thermal performance of solar stills are presented. Through the experiments of two solar stills with low thermal inertia it is considered that the material of basin and the depth of salt water are the main design factors which influence the thermal inertia of the still and that the degree of sealing wind velosity and the insulation of the basin are the main factors which influence heat losses of solar still. The degrees of influence of these factors is explained in terms of experimental data.<br /
聚乙烯吡咯烷酮对甲烷水合物形成热力学条件的影响
低剂量抑制剂对天然气水合物形成条件的影响对组合抑制剂的开发和选用具有重要意义.本文采用定容压力搜索法,在282.6 K - 290.3 K 范围内测定了纯水和含低剂量抑制剂聚乙烯吡咯烷酮水溶液的甲烷水合物形成相平衡条件.测量结果显示浓度为0.5wt%、5wt%和15wt%的聚乙烯吡咯烷酮对水合物形成条件有促进作用,但促进作用不大,分析认为高分子的加入降低了溶液的活度,但是增加了溶液对甲烷的溶解度,而活度降低和甲烷溶解度增加对甲烷水合物形成相平衡条件影响相反
Sulfide-Based Ionic Liquid Electrolyte Widening the Application Temperature Range of Quantum-Dot-Sensitized Solar Cells
制备了1-甲基-3-丙基咪唑硫离子液体电解质,并应用在量子点敏化太阳能电池中。通过优化S和Na2S的浓度,电解质的电导率在25℃下达到了12.96 m S·cm-1。差示扫描量热法分析表明离子液体电解质的玻璃化转变温度为-85℃。采用该电解质的量子点敏化太阳能电池在25℃下达到了3.03%的光电转化效率(η),与采用水基电解质的电池的效率3.34%接近。由于本文中的离子液体电解质具有低玻璃化转变温度和不易挥发的优点,采用离子液体电解质的量子点敏化太阳能电池在-20℃(η=2.32%)及80&#