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- Keywords N-alkanes;Phase changing enthalpy;Thermodynamics;Paraffin wax;PCM; 正构烷烃;相变热;热力学;石蜡;相变材料;
- Keywords urea adduct method;paraffin wax;distillation;n-alkanes;heat changing enthalpy;phase changing material; 尿素络合;石蜡;精馏;正构烷烃;相变热;相变材料;
- Phase changing enthalpy 相变热
- phase change enthalpy 相变焓
- Polyethylene glycol(PEG) is a kind of phase change materials with high enthalpy and low thermal hysteresis. 聚乙二醇相变材料是一类相变焓较高、热滞后效应低的储能材料。
- horse dung 马粪
- The enthalpy method was employed to investigate the phase change process in a latent thermal energy storage(LTES) system using multiple phase change materials(PCMs). 采用焓法对组合式相变材料(PCM)储热系统的相变过程进行了数值计算,分析了组合式相变材料中各个PCM组分质量分数的变化对系统储热性能的影响。
- According to the theoretical calculation, the weight compositions, phase change temperatures and enthalpy of fatty acids eutectic mixtures were evaluated by DSC. 利用凝固点下降理论,结合DSC热分析技术研究确定了脂肪酸二元体系低共熔物的组成、相变温度和相变焓。
- The results demonstrated that the fabric coated by composite phase change material had appropriate phase change temperature, higher enthalpy, and good temperature conditioning function. 研究表明，处理后织物具有较理想的相变温度和较高的相变焓，调温效果良好。
- Zeolite-based phase changing elementary was prepared by acid activation zeolite and dodecanol and its property was analyzed by XRD,IR and DSC etc. 以酸活化沸石为载体,十二醇为储能工质,制备沸石基储能基元,并采用X射线衍射、红外光谱和差示扫描量热等对沸石基储能基元进行表征。
- PD/CD-ROM:Phase Change Rewritable Optial Disk Drive. 相变式可重复擦写光盘驱动器.
- Overwriting Characteristic of GeSbTe Phase Change Erasable Disc[J]. 引用该论文 王瑞强;施宏仁;袁海骏;李锡善.
- The direction finding with interferometer has a high precision and a fast speed to find direction, on which the distance measuring with phase changing is based. 干涉仪测向有较高的精度和较快的速度,相位变化率测距建立在干涉仪测向的基础之上。
- How does power company fit phasic change? 电力企业如何适应形势的变化？
- Deflection of phase change cooled mirror induced by asymmetric facula[J]. 引用该论文 孙峰;余文峰;程祖海;张耀宁;周次明.
- Differential Thermal Analysis did not reveal the ammonium perchlorate phase change from rhombic to cubic. 差热分析没有测出过氯酸铵从正交晶向立方晶的相变。
- A new kind of solid phase change material (PCM) prepared in our laboratory has been studied in this paper. 摘要制备了一种骨架为氯化聚丙烯、支链为聚乙二醇的新型相变材料。
- Modulation techniques for transmitting digital information in which that information conveyed by selecting discrete phase changes of the carrier. 借助所选择的离散的载波相位变化来传输数字信息的调制技术。
- At high pressures, the combustion model should include droplet heating as well as phase change. 在高压下，燃烧模型应当包括液滴加热和相变。
- As a result, the random phase changes mentioned above occur much less frequently. 因此，上述的无规相位变化就很少出现。
