power coefficient

The smaller the synthetic power coefficient is, the better overall performance of propulsion system will be.

综合功率系数愈小, 推进系统的整体性能愈好.

Savonius wind turbine, invented by Savonius in the 1930s, is a typical resistance-type vertical axis wind turbine. Because of its low rotating speed, the rotor power coefficient of Savonius wind turbine is lower than other types of wind turbines, and the development is slow.

Savonius风力机是典型的阻力型垂直轴风力机，由芬兰萨沃纽斯（Savonius）于20世纪30年代发明，因其转速较低，风能利用系数低于其他类型的风力机而发展缓慢。

The relationships among thrust coefficient, torque coefficient, power coefficient and blade top speed ratio of the blade s mentioned above are calculated by optimum Glauert method.

采用优化Glauert方法，对上述3种叶片的推力系数、扭矩系数、功率系数与叶尖速比之间的关系进行了计算。

By means of which, the currents of each section of the chamber and the calibration coefficient are calculated. Therefore the theory in-core thermal power level Pr and axial offset DI are obtained.

通过响应矩阵算出堆外探测器各节电流及堆外核仪表系统（RPN）刻度系数，进而得到堆芯热功率水平（Pr）及堆芯轴向功率偏差（DI）。

Concept and calculation method of synthetic power coefficient are proposed.

提出了综合功率系数概念及计算方法.

Power reflection coefficient is a function of the thickness of each layer, the magnetic permeance coefficient and the dielectric coefficient.

功率反射系数是各层的厚度、磁导率和介电常数的函数。

On the basis of numerical simulation of fluid-solid conjugate heat transfer on the hot side gas tank of the thermoelectric power generation device, an evaluation of flat-plate thermal energy device surface temperature uniformity index-temperature uniformity coefficient is proposed.

对该温差发电装置热端气箱进行流固共轭换热数值仿真，并提出一种评价平板式温差发电装置表面温度均匀性的指标&温度均匀性系数。

The transmission of speed 、 torque and power of wind turbine inconstant wind power coefficient zone are analyzed especially.

着重研究了在风能利用系数恒定区，风电机组的转速、转矩以及功率等的传递情况。

Gas safety concentration, nonlinear coefficient and zero drift coefficient are stored in an external memory EEPROM, achieved power-down protection.

本设计使用了外部EEPROM存储器，存储瓦斯安全浓度、非线性补偿系数、零点漂移系数，实现了掉电保护功能；在通信方面，本文采用RS-485总线技术实现瓦斯传感器和主站之间进行数据传输。

The influence of solidity and aspect ratio on power coefficient of H-type vertical axis wind turbine, and the change of attack angle with tip speed ratio were analyzed.

采用多流管模型分析了H型垂直风力机展弦比和实度对其功率系数的影响，并对叶片旋转过程中攻角随尖速比的变化进行了分析。

Result shows: The boiling heat transfer coefficient and condensing heat transfer coefficient increase, the total thermal resistance of radiator decreases with the increasing of heating power.

实验与计算结果表明：随着加热功率即热流密度的增大，沸腾换热系数和冷凝换热系数增大，散热器总热阻减小；

Based on the exergy loss coefficient analysis, we can find that exergy loss mainly occurred in the three-stage thermostatic biogas system and gas engine power generation subsystem.

可以采用对沼渣进行回热回质，减小三级恒温生物质发酵子系统的火用损；

With addition of carbon, the Seebeck coefficient increases a little while the resistivity decreases. As a result, the thermoelectric power factor increases.

当样品掺入C后，Seebeck系数略有增加，电阻率减小，导致功率因子明显提高。

Because the value of Seebeck Coefficient of the semiconductor thermoelectric materials could be many times of the metals', the thermal power meter has high sensitivity, so that higher test precision could be gained for conversion efficiency of thermoelectric unicouple.

半导体温差电材料的塞贝克系数可以是金属的几倍，因此温差电热流量计的灵敏度高，热电转换效率的测量可以获得较高精度。

The frictional coefficient plays important role to the frictional power loss of gears and the time-varying coefficient was analyzed.

在对齿轮啮合过程中摩擦因数分析的基础上，对外啮合齿轮摩擦功耗进行了分析计算。