目前，设计的双向脉冲变频控制的直线电机已成功应用于计量泵的驱动器中。
Now the novel linear motor of bidirectional pulse variable-frequency control is applied to drive the flow control pump successfully.
并以双向可控硅控制的三相异步电机为例，进行了具体计算。
As an example, calculations are made for the three phase induction motor controlled by the bidirectional triode thyristor.
存在与蜗轮传动的运动学已经被证明是快速的双向旋转的理想建成，旋转轴是通过伺服电机驱动，齿轮。
There are built with a worm gear drive which has proven to be kinematically ideal for fast bi-directional rotation, Rotary axis is driven with gears via Servo motors.
为了改善电气控制系统性能，设计了适用于片状无轴承永磁电机的双向三电平PWM功率放大器和控制箱转接板。
To improve the capability of the electric system, a three-level PWM power amplifier and Backboard of the control-box is designed, which are applicable to the bearing-less slice PM motor.
实验表明，作为双馈感应发电机转子励磁电源的三相pwm变换器具有功率因数高、网侧电流谐波小、能量双向流等优点。
Experimental results show that three-phase PWM converters are advantageous in high power factor, small input-line current harmonic distortion and bi-directional power flow.
本双向磁浮轴承主要可应用于微型电机、风扇等产品。
The bidirectional magnetic suspension bearing can be mainly applied to products of a micro motor, a fan, etc.
节水阀旁紧连着一个双向旋转电机。
Attached to a water valve next to the tight two-way rotating motor.
功能：电机是单向还是双向转动？
本文以实现可双向驱动的直线型超声波电机为目标，对自行式直线型压电驻波超声波电机进行了建模、设计、仿真和驱动方面的理论和实验研究。
This thesis aims at the realization of the LUM which can move bi-directionally and studies theoretically and experimentally on the modeling, design, simulation, and driving of it.
该电机驱动电路还包括耦合到输入装置、第一能量存储装置、双向DC-DC电压变换器的耦合系统。
The motor drive circuit further includes a coupling system coupled to the input device, to the first energy storage device, and to the bi-directional DC-to-DC voltage converter.
电机采用锥形转子制动电动机，具有上下双向安全限位装置。
Conic rotor brake motors are equipped which has safety limiter in both up and down directions.
所述转动结构固定于显示装置外 侧且与微型电机相连接，该转动结构在微型电机的驱动下双向旋转。
The rotational structure is fixed outside ofthe display device and connected with the micro motor, and rotates bidirectionally under the driving of the micro motor.
提出一种运用双向晶闸管电路改变单相电容电机启动与运行电容的方法。
This paper presents a method of converting running and starting capacitor by a triac circuit.
在分析电动汽车电源系统和无刷直流电机数学模型的基础上，提出一种基于双向DC/DC变换器的无刷直流电机调速系统。
Based on the power supply system on electric vehicle(EV) and the mathematical mode of brushless DC motor(BLDCM), a speed control system with bi-directional DC/DC converter was proposed.
采用特殊的电机驱动，双向来回滚压面皮；
本文设计的混合动力起重机系统主要由柴油发电机组、超级电容器、双向DC-DC变换器和工作电机构成。
These compositions of Hybrid power crane system are diesel generator sets, super capacitors, bi-directional DC-DC converter and work drive motor.
提出了一种掺杂聚乙炔的双向导电机理。
In this paper, a two-way conduction mechanism in doped polyacetylene is proposed.
提出了一种掺杂聚乙炔的双向导电机理。
In this paper, a two-way conduction mechanism in doped polyacetylene is proposed.
应用推荐