查询词典 winding-sheet

This paper uses field methods to calculate the winding loss and the modified Steinmetz experiential equation for core loss calculation.

本文所采用的铁心损耗公式是对正弦磁化波形下的Steinmetz经验公式进行修正和补充而得出的，该公式适用于任意磁化波形，并考虑了温度对铁心损耗的影响，从而提高了计算的精度。

This paper sets up a kind of method to calculate the temperature field of the winding in large natural circulation power transformer with oriented cooling structure.

本文建立了一种能够计算大型自然油循环导向冷却结构变压器线圈温度场的方法。

In the separately excited dc machine (Fig.4-1A-2a), the field winding is excited from a separate source.

在图 4-1A-2 给出了各种励磁电路和电枢电路的连接方法。

In the absence of pulse input, the power of incentives in the winding gap magnetic field under the rotor can maintain the original location in the targeted state.

在没有脉冲输入时，在绕组电源的激励下气隙磁场能使转子保持原有位置处于定位状态。

An inductor alternator is a special kind of synchronous generator in which both the field and the output winding are on the stator.

感应式交流发电机是一种特殊的同步发电机，其电场及输出线圈皆在整流器上。

It does not need an external power supply to excite the rotor field and hence the field winding and slip rings are eliminated. This thesis sets up the mathematical model of the permanent magnet synchronous motor in SIMULINK.

本文主要研究了永磁同步电机交流伺服系统的建模仿真和基于TMS320LF2407A数字信号处理器的系统实现，主要内容如下：建立了永磁同步电动机在dq坐标系中的数学模型，在SIMULINK中建立了仿真模型。

Finally, a non-linear finite element method on the basis of the classical plastic theory was introduced to analyze the distribution of residual stress field in the filament winding layers and metal liner after the autofrettage process.

采用经典塑性理论为基础的非线性有限元方法，预测了预超压工艺后容器复合材料缠绕层和金属内衬内残余应力场的分布。

In order to take account of the effect of magnet field harmonic,the phase winding loop model is usually used in square wave propulsive motor.

为了充分考虑磁场各次谐波的作用，方波推进电动机一般采用相绕组回路的数学模型，模型中绕组参数的测量和计算较为复杂，其中带阻尼绕组的多相永磁同步推进电动机的绕组电感测量和计算尤为困难。

Ultrasonic wave motor is s new motor according to the principle of that to get turning force from ultrasound oscillation.It differs from traditional motor due to it is without winding and magnetic field.

与传统的电机不同，超声波电动机没有绕组和磁路，是一种由超声振动而得到旋转力的新原理电机，有驻波与行波两种驱动方式。

This paper sets up the mathematic model of heat transfer and oil flow, and finishes the calculation of oil flow distribution and temperature field of winding in large natural oil circulation power transformer with oriented cooling structure.

本文建立了传热与流动数学模型，完成了大型自然油循环导向冷却方式变压器的油流分布和绕组温度场计算。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。