DC braking

Aiming at this circumstance, the first step investigates for DC braking and AC braking of three-winding single-phase capacitance motors with semihexTM-connected were moved to proceeding, putting forward the several kinds of connecting the line.

对Semihex~(TM)接法的三绕组单相电容电动机的电气制动进行了初步探索,提出了直流制动和交流制动时的几种接线方式,建立了Semihex~(TM)接法三绕组单相电容电动机在静止d-q坐标系下的瞬态数学模型,编写计算机仿真程序,通过实例对Semihex~(TM)接法三绕组单相电容电动机电气制动的瞬态过程进行仿真计算,对仿真结果进行分析。

The transient analysis of DC braking operation process of six-phase induction motors with double Y-connected 3-phase symmetrical windings displaced in turn by 30° was dealt with.

为了得到六相双Y30°绕组感应电动机直流制动的瞬态特性,根据电机直流制动时的定子绕组接线方式导出定子端电压约束条件,建立了六相双Y30°绕组感应电动机在静止d-q坐标系下的瞬态数学模型。

The program was applied to emulate DC braking and AC braking transient process of three-winding single-phase capacitance m.

在初步探索了对△接法的三绕组单相电容电动机的电气制动方式基础上,对直流制动和交流制动两种接线方式进行仿真研究。

The operation principle and design method of DC brake were discussed in detail.

简单地介绍了单元串联多电平变频器的结构,详细地阐述了直流制动的原理和具体实现的方法。

The operation principle and design method of DC brake are discussed in detail.

本文简单的介绍了单元串联多电平变频器的结构,详细的阐述了直流制动的原理和具体实现的方法。

The DC flow in pulse tube cooler not only deteriorates the cooling capacity greatly,but also the key factor causes temperature instability.

脉管制冷机中的直流流动不仅削弱了制冷机热力学性能,而且还是引起制冷温度不稳定的重要原因。

The DC flow induced in the double-inlet of a pulse tube cooler deteriorates greatly the cooling capacity,and causes the cooler temperature instability.

在脉管制冷机中,由双向进气结构诱发的直流流动,不仅会增加冷端换热器的负载,降低制冷机性能,而且还是引起制冷温度不稳定的重要原因。