传热

The working process of scroll compressor is analyzied in detail, and the mathematic models describing the state parameters of working fluid in suction, compression and discharge process are presented respectively. The analysis of heat transfer and leakage among these processes is also performed.

文中详细分析了压缩机的工作过程，分别建立了描述压缩机吸气腔，工作腔和排气腔内介质状态参数的数学模型；建立了传热量和泄漏量计算模型，对压缩机各腔进行了传热和泄漏分析。

A wall heat flux function was introduced to separate the numerical prediction of internal heat transfer in aircraft from that of thermal effects outside the skin.The thermal network method combined with the Monte Carlo method was used to analyze the internal heat transfer and the FLUENT code was employed to simulate the aerodynamic convection outside skin.

引入壁面热流函数，将蒙皮外部热环境与飞机内部换热进行解耦计算，采用热网络法与蒙特卡罗法进行飞机内部传热分析，利用FLUENT软件进行蒙皮外气动对流换热模拟，建立了飞机蒙皮瞬态温度场的数值方法。

Modeling results concerning a free-burning argon arc are presented in thispaper. The calculation domain includes the arc itself and the electrodes.

本文对自由燃烧电弧中传热与流动进行了数值模拟，计算域除包括电弧本身外，还包括阴极与阳极。

Furthermore, the impacts of the geometric dimensions of the coils, the inlet temperature and the flow velocity of the secondary fluid on the charge/discharge modes were discussed. A comparison of the total freeze-up and the partial freeze-up has also been made.

研究了载冷剂进口温度、流速和盘管材料的热导率对蓄冰盘管传热性能的影响，并对完全冻结方式和不完全冻结方式的结冰和融冰过程作了比较。

Using these models,the effect of piston ring friction heat on piston-liner coupled system for 125 type blower cooled diesel engine is simulated.

利用这些模型，模拟了125风冷柴油机环组摩擦热对活塞组-气缸套耦合系统的传热影响。

Experimental results indicate that the B/A value greatly affects the internal Nusselt number and friction factor of the twisted tube because the parameters decrease with the increase of B/A and S/d values, more rapidly with the former, and that the Nusselt number and friction factor of the twisted oblate tube increase respectively by 30%~150% and 20%~50%, as compared with those of the smooth tube at the same Reynolds number and Prandtl number.

实验结果表明：高扭曲比螺旋扁管的管内努塞尔数和阻力系数均随B/A值和S/d值的增大而减小，但随B/A值的增加而减小得更快，B/A值对高扭曲比螺旋扁管的管内传热与流阻性能影响更大；在相同雷诺数和普朗特数下，高扭曲比螺旋扁管管内的努塞尔数为光滑管的1.3~2.5倍；阻力系数为光滑管的1.2~1.5倍。

The experimental results indicate that, over a ranger of tube side Reynolds number and Prandtl number (Re=4000~20000, Pr=6~7.5), the internal Nusselt number and friction factor of spiral-flat tube increased by 30%-150% and 20%-50% respectively compared with smooth tube at the same Re and Pr. The value of friction factor decreases with increasing the value of B/A as well as increasing that of S/de, and the same phenomena can also be observed for Nusselt number.

实验结果表明：管内Nu和f值均随均随B/A值和S/de值的增大而减小，但随B/A值的增加而减小得更快，B/A值对螺旋扁管管内传热与流阻性能影响更大；在相同Re和Pr下，螺旋扁管管内Nu数为光滑管的1.3～2.5倍；阻力系数f是光滑管的1.2～1.5倍。

The enthalpy, temperature and velocity of the plasma jet with different gas flow and composition has been measured.

2利用自制的热焓探针对不同气体成分的低能耗、内送粉等离子体在喷嘴外部的焓、温度、速度以及传热进行了实际测量，揭示了低能耗等离子射流的特性。

The solutions for problems,such as the shape of pyrolysis gasifier with external heated fixed-bed,sealing,material fragmentation,heat transfer,gasification and treatment of tar and flue gas etc.

提出了外热式固定床医疗垃圾处理工艺流程，探讨了在设计中对外热式固定床热解气化炉的炉形、密封、物料破料、传热、气化、焦油、烟气处理等问题的解决措施。

The heat transfer of Falling Film Gas Carrying Evaporation invertical tube was investigated experimentally and theoretically.

本文对垂直管内降液膜载气蒸发传热进行了实验研究和理论分析。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。