分别从主电路和控制电路阐明了再生制动的原理以及制动电流的调节和控制。
It is illustrated respectively in the paper the principle of regenerative braking and regulation and control of the braking current in terms of the power circuits and control circuits.
为此，讨论在整定计算中计及制动电流减小的影响时，适当提高最大制动系数的方法。
For this reason, the paper discusses the method of calculation concerning the effect of braking current decrease by adequately increasing the maximum braking coefficient.
为此，讨论在整定计算中计及制动电流减小的影响时，适当提高最大制动系数的方法。
For this reason, the paper discusses the method of calculation concerning the effect of braking current decrease by adequately increasing the maximum braking co...
差动保护的穿越制动特性依赖于制动电流的选取，每种制动方式有其自身的制动特性。
The characteristic of through current restraint depend on selection of restraint current. The different restraint schemes have distinct characteristic.
能耗制动是在异步电动机切离三相电源后，在定子回路通入直流电流，实现能耗制动。
The dynamic braking means that after three-phase voltage is switched off asynchronous dynamo the dc current flows into the stator circuit to realize dynamo braking.
由于采用了电流负反馈控制方式，制动力矩的大小可根据需要进行控制。
Due to electric current negative feedback control, the intensity of braking torque can be controlled as it is needed.
以电流给定，脉宽调制(PWM)调压调速系统为例，研究各种制动状态下的能量回馈过程。
Based on given electric current and Pulse Width Modulation (PWM) controlling system, the feedback process under each braking condition is studied.
采用浮动门槛、正序电流制动和静稳破坏后提高动作门槛值的方法，来防止系统振荡时误启动。
Measures, such as the floating of threshold, braking by positive sequence current, driving up the threshold during power swing, etc are suggested to prevent th.
利用磁粉制动器的励磁电流与制动力矩成线性关系这一特性，设计了闭环张力控制系统。
Utilizing the linearity peculiarity of the exciting current of magnetic powder brake and brake moment, the closed loop control system is designed.
提出了在电动汽车实际运行时定义回馈制动中免维护铅酸蓄电池的最大可充电流的实验方法。
The experimental method to define the largest acceptable charging current (LACC) for maintenance free lead acid battery applied in electric vehicle (EV) was introduced.
该方案将比值式电流制动作为变压器的主保护方案。
The new method takes specific value formula restraint as main protection of transformer.
在磁制动母线差动保护的基本原理基础上提出了一种实时检测电流互感器（CT）二次电阻R的方法。
It proposes a method of detecting the secondary resistance R of CT on real time based on the principle of magnetic restraint differential protection for busbar.
介绍了制动工况为缓和投切时产生的电流冲击而采取的控制方法。
It is also provided here the control method for mitigating the current impact produced when turning on or off the device in braking operation.
本文利用磁粉制动器输出转矩与激磁电流成线性这一特性来实现对张力的恒值控制。
This thesis uses the linearity relation of output torque and excitation current to control the tension.
数字仿真结果表明，本方法可准确识别故障电流和励磁涌流，即使在空载合闸于内部故障时，保护继电器也能迅速可靠动作，避免了采用二次谐波制动导致的误动问题。
The results of the digital simulation show that the method can identify fault current and energizing inrush current precisely and makes it rapid and reliable for the protective relay to …
在深入分析制动器控制过程的基础上，建立了基于能量误差补偿的电流反馈控制模型，以提高试验台的仿真效果。
In-depth analysis of the Automotive braking process, a current feedback control model is introduced based on the energy error redeem, in order to improve the braking system simulation effect.
在深入分析制动器控制过程的基础上，建立了基于能量误差补偿的电流反馈控制模型，以提高试验台的仿真效果。
In-depth analysis of the Automotive braking process, a current feedback control model is introduced based on the energy error redeem, in order to improve the braking system simulation effect.
应用推荐