查询词典 starting block

During starting period, the wiring is changed from "Y" connection to triangular connection to avoid the potential damage of direct starting.

电机启动采用&Y—Δ&转换方式，以避免直接启动导致的不良后果。

The effect of the friction moment of bearings on performance is researched. The forming mechanic and influence factors of the friction moment of ball bearing are analyzed. Suitable clearness and groove radius of ball bearings are obtained by experiment and calculation. The relationship between starting moment of ball bearing and various lubricants is analyzed. The measure for reducing the starting moment of ball bearing is put forward, it is the theory basis and reference for ball bearing design of small power unit system.The system is an unstable system when the 24-station ball pen tip production machine is running because of various interferences. It is too hard to describe the system by linear method, so the nonlinear formulation must be used.

研究了小动力头系统轴承摩擦力矩对运转性能的影响，分析了球轴承摩擦力矩的产生机理及影响因素，采用实验和计算的方法得到了动力头球轴承的合理间隙及球轴承沟曲率半径，分析了各种润滑剂与球轴承启动力矩的关系，并提出了减小轴承启动力矩的措施，为小动力头系统的轴承设计提供了理论依据及实践参考。24工位笔头加工机械在笔头的生产加工过程中，由于受到各种因素的干扰是一个不稳定系统，其稳定性会发生一定变化，而且很难用线性方法表述。

In this paper, a DC pre-excitation strategy, which limits the starting current and enhances the electromagnetic torque via establishing the flux linkage before starting process, is proposed to the three-level inverter under analysis on the mechanism of the above large current.

该文在探究上述情况产生原因的同时，提出了一种应用于三电平变频器-电机系统的直流预励磁方案，在电机起动前预先建立起电机磁场，有效地遏制过大的起动电流。

Now, we have one starting quality wing and one starting quality power forward.

现在我们有一个能发起进攻的侧翼球员和一个有这样能力的PF。

Furthermore the starting control with three-wire method is introduced as well as related working principle, connection method and advantages of this starting way.

介绍了常见变频器起动回路的工作原理，并针对跳闸频繁这一现象分析了其原因，阐述了变频器三线起动控制的工作原理与接线方法，阐明了三线起动控制的优点。

The engines, with many different styles, such as electrically starting, manually starting for users choices, are widely used as power equipments for farm irrigating, farm by-product processing, wood sawing, stone breaking, exploration drilling, electricity generating and boat driving.

广泛用于农田排灌、农副产品加工、锯木、碎石、钻探、发电和船舶等配套动力。

The product's features are high starting torque, high slip and low starting current.

这产品的特点为起动转矩大、转差率高和起动电流小。

These motors have excellent starting torque and low starting currents.

这些电机具有良好的起动转矩，低起动电流。

50Hz - 60Hz to get high rotary torque at low starting current, and also the motor at a lower starting

相交流电动机上作起动用，使电动机在较低的起动电流下得到较高的转矩。

Based on the analysis of the static starting torque,a novel motor start strategy is proposed in this paper,which can realize motor starting under initial rotor position unknown instance.

因此在起动时需要对转子初始位置进行估算。对于转子初始位置的估算，许多研究者进行了大量的研究，提出了许多解决方案。

The small blue capacitor has very high chances to go fully shorted compare to electrolytic capacitor which is very rare.

小蓝电容器具有很高的机会去充分地缩短了比较电解电容器，这是非常罕见的。

In the Italian campaigns of 1513 and 1515, when the Swiss won the victories of Novara and Marignan, he acted as army chaplain.

在意大利的运动， 1513年和1515年，当瑞士赢得了胜利，诺瓦拉和marignan ，他担任军队的牧师。