查询词典 absorption of heat

A numerical study of the heat and mass transfer process of the solution absorption and the moving out of absorption heat through heat pipe in heat pipe-type falling film absorber are presented.

对第二类吸收热泵热管式降膜吸收器溶液降膜吸收传热传质并通过热管移出吸收热的过程进行了数值研究。

In conclusions, the enhancement mechanism of additive on heat and mass transfer of absorption was studied in experiment and theory, the effect of vapor additive on absorption was validated, a new method to add additive in absorption chiller was presented, and the heat and mass transfer of absorber with air cooling was investigated too.

综上所述，本文从实验和理论两个方面较深刻地揭示了添加剂的强化机理，并确认了气体添加剂对强化的重要作用，提出了一种新的更有效地添加剂添加方法，为更进一步地提高添加剂的强化方法奠定了基础。

Obconica were always higher than that of P. vulgaris. In the experiments of medicament treatment Membership Function was introduced to have a comprehensive evaluation on heat-resistance of P. obconica and P. vulgaris under five levels of fixed temperature. The results were as follows: P. obconica 30℃: The compages of SA 150 mg·L~(-1 and CaCl_21500 mg·L~(-1 can increase plant"s heat-resistance observably. 32℃: Using SA only 200 mg·L~(-1 can increase plant"s heat-resistance observably.34℃: The compages of SA 50mg·L~(-1 and CaCl_21500 mg·L~(-1 can increase plant"s heat-resistance observably.36℃: The compages of SA 50 mg·L~(-1 and CaCl_22000 mg·L~(-1 can increase plant"s heat-resistance observably.38℃: The compages of SA 150 mg·L~(-1 and CaCl_21000 mg·L~(-1 can increase plants heat-resistance observably.

运用隶属函数法对经过药物处理的两种报春进行综合评价，得出五个温度条件下各处理间耐热性的强弱，四季报春：30℃：150 mg·L~(-1)的SA和1 500 mg·L~(-1)的CaCl_2的组合对于提高四季报春的耐热性最好，其次是100 mg·L~(-1)的SA和1000 mg·L~(-1)的CaCl_2的组合处理；32℃：单一施用200 mg·L~(-1)的SA达到了最好的效果，其次是施用100 mg·L~(-1)的SA和1500 mg·L~(-1)的CaCl_2的组合，效果最弱的是单一施用500 mg·L~(-1)的CaCl_2；34℃：混合施用50 mg·L~(-1)的SA和1500 mg·L~(-1)的CaCl_2对于提高四季报春的耐热性效果最好；36 ℃：混合施用50 mg·L~(-1)的SA和2000 mg·L~(-1)的CaCl_2对于四季报春耐热性的提高效果最好，而单一施用100 mg·L~(-1)的SA的效果最弱；38℃：150 mg·L~(-1)的SA和1000 mg·L~(-1)的CaCl_2混合施用能有效提高四季报春的耐热性。

Studied present measuring methods" advantages and disadvantages, and presented the necessity and importance of researching propellant transient heat transfer.2.according to 130 and aeronautic 90 rocket projectiles" structure, analysed and acquired physical and mathematical models for propellant transient heat transfer, also designed propellant temperature field simulation units for test.3.acquired discrete transient heat balance equation and temperature calculation program, and gave contrasting curves between experimental temperature values and program calculating temperature values as well as maximum errors and average square root errors between them.4.by programs based on the first class boundary condition, worked out temperature distribution in propellant temperature field simulation units at different time, analysed temperature field distribution law and main elements affecting heat transfer, acquired propellant mass weighted average temperature and one at the half position of propellant maximum thickness as well as maximum errors and average square root errors between them.5.established transient heat transfer mathematical model and temperature calculation program for the third class boundary condition, drew contrasting curves between temperature experimental values and calculation values and gave maximum errors and average square root errors between them, got temperature distribution in the simulation unit at different time and main elements affecting heat conduction, figured out propellant mass weighted average temperature and one at the half position of propellant maximum thickness as well as maximum errors and average square root errors between them.

分析了现有测试方法的优缺点，提出了研究推进剂瞬态导热的必要性和重要性。 2。根据130和航90两种火箭弹的结构，分析得到了推进剂传热的物理模型和数学模型，设计了推进剂温度场模拟实验装置。 3。得到了离散形式的瞬态热平衡方程和温度场计算程序，给出了实验温度与程序计算温度值的对比曲线及其最大偏差与均方差。 4。利用程序求出了第一类边界条件下、不同时刻推进剂温度场模拟装置中的温度分布，分析了温度场的分布规律和影响传热的主要因素，求出了推进剂质量加权平均温度和最大肉厚1／2处的温度时间曲线并给出了两者之间的最大偏差与均方差。 5。建立了第三类边界条件下的瞬态导热数学模型和温度计算程序，求出了温度实测值与计算值的对比曲线并给出了两者之间的最大偏差与均方差，得到了不同时刻温度场模拟装置的温度分布与影响导热的主要因素，求出了推进剂质量加权平均温度和最大肉厚1／2处温度及两者之间的最大偏差与均方差，讨论并确定了能代表130和航90推进剂温度的特征点的位置。

An air conditioning system with phase change materials for heat recovery of the rejected heat was experimentally studied for providing a heat reservoir to solve the problem caused by the time difference between the operation of the air conditioning system and hot water supplyand to adjust the heat supply of the heat recovery system and heat needs of users at all time.

利用相变蓄热材料的相变过程将空调系统冷凝热回收并制取热水，解决空调系统运行时段与热水使用时段的时间差以及生活热水的用量与冷凝热量之间的不一致。

An air conditioning system with phase change materials for heat recovery of the rejected heat was experimentally studied for providing a heat reservoir to solve the problem caused by the time difference between the operation of the air conditioning system and hot water supply, and to adjust the heat supply of the heat recovery system and heat needs of users at all time.

利用相变蓄热材料的相变过程将空调系统冷凝热回收并制取热水，解决空调系统运行时段与热水使用时段的时间差以及生活热水的用量与冷凝热量之间的不一致。

The heat generation curves of seven rubber materials used in tires with the changes of temperature have been obtained by using Dynamic Mechanics Analysis technique on NETZSCH DMA242 instrument, knowing that the heat generation of every other rubber materials except inner liner rubber changes lightly alone with the temperature within 10℃～80℃. According to the Fourier law, the heat transfer coefficients of tire rubber are measured by stable method on self-made experiment instrument. The coefficients changes lineally within 20℃～80℃ and the relation formulas λ=λ〓+bt are given out attached with λ〓 and b. The specific heat of tire rubber are measured on Differential Scanning Calorimeter NETZSCH DSC204 and the relations with temperature are linear and the formula is c=c〓+bT, where c〓 and b gained from experiment result data are presented in the paper. The heat convection coefficients on the surface of rolling tire are measured according to the principle of heat-mass transfer analogy principle after simplifying rolling tire into rotating disk with straight movement on wind channel. The relation with rotation speed of disk is linear as h=5. 399+0.0258n and the relation with straight line speed of tire is linear too, h=

论文采用动态力学分析技术，使用NETZSCH DMA 242型实验仪，获得了轮胎用七种胶料的生热率随温度变化曲线，确知除内衬层胶以外，其它各种胶料在一般胎温范围内（10℃～80℃）的生热率随温度变化不大；轮胎胶料的导热系数根据傅立叶定律的基本原理，采用稳态法在自行搭建的实验台上进行测试，结果表明，材料的导热系数在20℃～80℃的温度范围内随温度呈线性变化，论文给出了各种材料导热系数的线性变化的关系式λ=λ〓+bt及其λ〓和b的值；轮胎胶料的比热运用差式扫描量热原理，在NETZSCH DSC204型DSC实验仪上进行测试，结果表明，胶料的比热随温度的变化呈线性变化，其关系可用c=c〓+bT表示，文中给出了根据实验数据拟合的c〓、b的值；对轮胎表面的对流换热系数的测定，本文先将滚动的轮胎简化为有直线运动的旋转圆盘，而后采用萘升华热质比拟技术，在风洞中测量了滚动轮胎表面的对流换热系数，结果表明，圆盘表面对流换热系数与转速呈线性关系，即h=5.399+0.0258n，轮胎表面对流换热系数与其直线运动的速度呈线性关系，即h=

The effects of emulsions, pigments, conventional fillers, heat-insulation fillers and film thickness on the reflection and heat-insulation properties under infrared lamp are investigated in order to find the best materials for the heat-insulation coatings. It is found that both the titanium dioxide with high refractive index and the diatomite powder with micro pores possess the optimal reflection and heat-insulation properties, calcium carbonate also has sonic heat-insulation effect. However, the filler such as meerschaum, which in theory possesses the effect, has not shown heat-insulation function.

通过研究涂料配方中所用乳液、颜料、常规填料和隔热填料在红外灯下的反射、隔热和保温性能，发现高折射率的二氧化钛和含有微孔的硅藻土具有最佳的反射和隔热保温效果，轻质碳酸钙和重质碳酸钙具有一定的隔热保温作用，而理论上具有隔热保温效果的填料海泡石等并没有预期的效果。

It discusses weightily the heat balance mechanism of man body, establishes equation of degree of heat comfort, measures the heat balance parameters of workers in scene and then gets the degree of heat balance. It also study the effect which high temperature affects to physiological function of human, the effect including: high temperature affects to colliers' body temperature, nervous system, cardiovascular system, heat balance, breathing system and excretion system. The test grades and analyzes the labor intensity and establishes index of heat environment in mines.

论文重点论述了人体的热平衡机理，建立了热舒适度方程，对工人的各种热平衡参数现场测定，得出矿工的热平衡度；研究了高温对人体生理功能的影响，其中包括：高温对矿工体温、神经系统、心血管系统、热平衡、呼吸系统和排泄系统的影响；对矿工的劳动强度分级、评价，分析建立了矿内热环境指标。

In these several years, the company has cooperated with German Lurgi and Nanjing Chermical Industrial Group Design Institute to develop the series of products of waste heat boiler of sulfuric acid made of pyrites. This product and blowing air waste heat boiler are selected as Specially-designated Products. Regarding the cement kiln low temperature waste heat recovery, the company has fully introduced and digested advanced domestic and foreign technologies and has achieved great success. The company has marched into metallurgical industry in 2004, established cooperation with numerous large scale metallurgical institutes and successful developed series of products of waste heat boilers in metallurgical industry, especially sinter cooler low temperature waste gas residual heat power generation boiler. It has successively developed the products such as converter waste heat boiler, electric furnace waste boiler etc.

近几年，公司与德国鲁奇、南化设计院合作研制开发了硫铁矿制酸余热锅炉系列产品，该产品与吹风气余热锅炉被《化工工程建设标准》选为定点产品；在建材行业水泥窑低温余热回收上，充分引进消化国内外先进技术，并取得骄人成绩，2004年进军冶金行业，与国内众多大型冶金院建立了合作，成功开发了冶金行业余热锅炉系列产品，特别是烧结冷却机低温废气余热发电锅炉，又相继开发了转炉余热锅炉、电炉余热锅炉等产品。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。