温升

This thesis based on the combination of production practice and theory study by author in Hunan Sunward Co.

本文是本人在湖南山河智能股份有限公司的生产实习与理论相结合的前提下，分析了潜孔钻机动力头液压回转系统的工作原理，建立了潜孔钻机动力头液压回转系统的工作原理图，研究分析了潜孔钻机动力头回转机构各种执行元件对机构回转的工作原理的影响，通过对动力头回转液压系统的回路压力损失和液压系统的发热温升的验算，获得了具有设计指导意义的数据，取得了较显著的效果。

Damages of thermal discharges to ecosystem quality are expressed as percentage of species disappeared in a certain area, due to the thermal pollution.

为对海洋热污染程度进行定量分析，根据温排水影响区域的物种消失比例，提出利用生态破坏因子建立海水温升与水体生态环境的量化关系。

Thermal discharge from the plant will effect the adjacent water area, to some extent, even to cause thermal pollution, the coastal environment is deteriorated badly.

发电厂的废热通过冷却水排入环境水域，对水环境产生了很大的影响，甚至造成热污染，而对环境水域温升分布做出确切的预报是防止热污染的关键之一。

Analysis and Study of the Thermal Behaviors of ...

以有限元素分析的方法，针对上述的主题，来研究温升时覆。。。

Temperature rises are determined by means of thermocouple.

温升是由热电偶测试定的。

In this paper, thermograph method which has merits such as accuracy, short time, convenience and economy is applied to determine the fatigue limit of 45# steel from the temperature change, and the heat generation mechanism that resulted in temperature change during the fatigue was researched on.

文中利用具有准确、快速、便捷、低成本等优点的红外热像仪测量了45#钢疲劳过程中的温度变化，对疲劳过程中引起温升的机制进行了探讨，通过对试验数据的分析，实测值在疲劳极限估算值范围内，快速确定了45#钢的疲劳极限。

The present work focuses on delamintion failure of two-ply steel cord-rubber composite . The growth of fatigue damage, the modes of fatigue failure, the effect factors on fatigue life, the hysteretic loss and the variation of temperature are studied in detail.

因此，本文采用双层钢丝帘线／橡胶复合材料，重点研究了材料在循环载荷作用下的脱层破坏，对疲劳损伤的扩展、疲劳破坏模式、疲劳寿命影响因素、滞后损失和温升特性进行了详细分析。

In this paper, a thermal simulation model of a LED driver was established. The thermal field and thermal stress analysis of the driver was done by using the software EFD Pro 8.2, and the temperature rise from various parts and the temperature field distribution of the PCB were obtained. By analyzing the reasons leading to overheating and unideal heat distribution, corresponding thermal simulation using an improved model was carried out. Finally, the comparison and analysis of experimental measurement results and simulation results were given.

本文基于计算流体力学中的有限体积法，建立了该变换器的热仿真模型，利用EFD Pro 8.2软件，对驱动电源内部进行了热场及热应力分析，得到了各部分的温升情况和整个电源温度场的分布情况，分析导致PCB局部过热的原因，然后针对热仿真得出的不理想的热分布情况提出了改进的方法，进行了模型改进，对PCB板上的各部分进行合理的重新布局，并再次进行了热仿真，最终得到了较为理想的结果，最后给出了实验测量结果与仿真结果的对比及分析。

Because of the temperature rising of ultrasonic motors, load changes, and vicinal surrounding changes and so on, the resonant frequency will shift, leading to working stability drop.

由于超声波电机的温升、负载变化及周围环境变化等原因，使电机的谐振频率发生漂移，这将影响超声波电机运行的稳定性。

In numerical calculation, some factors such as load current, cooling wind speed, gas channel gap and environmental temperature are taken into consideration.

数值计算结果与实测数据的比较证明了稳态温升数值计算的正确性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。