power coefficient的例句大全

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。

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.

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.

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。

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。

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。

The Effect of Speed Coefficient on the Power Characteristics of Driving Disk Plow

速度参数对驱动式圆盘犁动力特性的影响

A differential equation with constant coefficient is obtained by Termwise differentiation on the sum function of power series in this method, and the sum of constant series is able to be solved from the general solution of differential equation.

该方法运用逐项微分法将幂级数的收敛和函数转化为相应的常系数线性微分方程，求出微分方程的通解从而得到相应常数项级数之和。

Test Study on temperature coefficient for highly pure water conductivity and hydrogen conductivity in power plant

电厂高纯水电导率及氢电导率温度系数的试验研究

In this paper, the stability condition of optical resonator is introduced, the power losses of stable resonator and the threshold condition of optical oscillation is discussed, and the formulation of the relationship between the gain coefficient of work substance and the losses factor is derived.

本文对光学谐振腔的稳定条件做了介绍，并讨论稳定谐振腔的功率损耗和光振荡的阈值条件，导出了工作物质的增益系数与损耗因子的关系式。

Considering the noise effects on the fault identification and detection in power system, with the analysis on wavelet transform characteristics of noise signals, this paper puts forward a threshold evaluation method based on wavelet transform coefficient.

考虑电力系统中噪声因素对故障检测与识别的影响，在分析了噪声信号的小波变换特性的基础上，提出一种基于小波系数的阈值估计方法。

An analysis of threshold voltage temperature coefficient for high voltage power LDMOS

高压功率LDMOS阈值电压温度系数的分析

In hover, and rotor control angles and power required versus advance ratio in forward flight with constant thrust coefficient at trim condition.

等拉力系数配平前飞时，旋翼各操纵角～前进比曲线和前飞需用功率～前进比曲线与德国宇航院（DLR）的试验结果比较一致。

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；

TaN thin films possess wide resistively, low temperature coefficient of resistance and chemical inert properties, which can be widely used in microwave power resistors.

TaN薄膜具有宽电阻率、低电阻温度系数以及自钝化特性而被广泛应用于微波功率电阻器中。

The dynamic phasor theory, which is based on time-varying Fourier coefficient series, is applied to modeling and simulation of power electronic devices.

把动态相量理论推广应用到了电力电子装置建模及仿真中。

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。

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。

The method considers the nonlinear characteristics of power systems by means of time domain simulation and coordinates the influences of PSS parameters on system eigenvalue and nonlinear interaction coefficient by optimization approaches.

该方法利用时域仿真方法考虑系统非线性性质，采用优化方法协调PSS参数变化对系统特征值实部和交互系数的影响。

Power aging, storage at high temperature, thermal impact and short-time overloading were carried out for the metal film resistors with the temperature coefficient and surface temperature rise of resistors measured.

对电阻器进行了功率老化、高温存贮、热冲击、短时过载等可靠性试验，测量了其TCR和表面温升。