Influence of Different Rectifier Systems on Performance of Wind Direct-Driven Permanent Magnet Generator and Type Evaluation 不同整流系统对直驱永磁风力发电机的性能影响及选型评估
SCR rectifier source is a new type of electric control arc welding power source. 可控硅整流电源是一种电子控制式孤焊电源。
Influence on switching capability of HV circuit breakers by employing rectifier type fault current limiter 整流式故障电流限制器对高压断路器开合能力的影响
The representative products of cathodic protection power supply at various stages are rectifier, potentiostat Including the type of magnetic saturation, transistor, DC/ DC converter and inverter, and other direct supply which makes use of natural resources such as closed cycle vapor turbogenerator. 各个阶段阴极保护电源的代表产品包括整流器、磁饱和式、晶体管式、DC/DC变换式、逆变式恒电位仪、利用自然资源的密闭循环蒸汽发电机等其它直流电源。
Conclusion The potassium currents were composed of calcium-activated potassium current, outward delayed rectifier potassium current and A type current. 结论豚鼠耳蜗血管纹边缘细胞钾离子通道电流包括钙离子依赖性钾电流、外向延迟整流钾电流和A型钾电流。
The rectifier type FCL not only reduces the amplitude of short circuit currents but also changes their waveform which seriously affects the making and breaking capability of HV circuit breakers. 该文指出整流式故障电流限制器在限流过程中降低了短路电流幅值,改变了短路电流波形,明显地影响到高压断路器的关合开断能力。
An Improved Double-Bridge Mixed Rectifier Type High Temperature Superconducting Fault Current Limiter 改进的双桥混合式桥路型高温超导故障限流器
An improved plan of silicon controlled rectifier ( SCR) line type trigger is described in detail. Anew practical circuit of bipolar transistor trigger for high pulse repeat frequency is presented. 详细地介绍了可控硅整流器(SCR)线型触发器的改进型设计方案,提出了用于高脉冲重复频率的双极晶体管触发器的实用新电路。
This paper establishs the power control mathematical model of rectifier based on the mathematical model of three phase boost type PWM rectifier in synchronous dq coordinates. 根据三相电压型PWM整流器在dq两相同步旋转坐标系中的数学模型,建立整流器功率控制数学模型。
But rectifier type power electronic components may produce harmonic current and make contact grid's current distorting. 用于整流的电力电子器件会产生谐波,造成接触网电流畸变。
This paper researches on the method of instantaneous power control to three-phase PWM rectifier based on DSP, and proposes a new type of switching table. 研究了基于DSP的瞬时功率控制方法在三相PWM整流中的应用,结合仿真建立了一种新型的开关状态表。
Firstly the paper draw comparisons between voltage type PWM rectifier and current rectifier and finally select voltage type PWM rectifier as the main circuit of the system. 文章首先对电压型PWM整流器和电流型PWM整流器进行了比较,根据系统的要求,最终选择了电压型PWM整流器为系统的主电路;
Besides, this paper proposes the application of synchronous rectifier ( SR) technology in LED driver with two current balancing outputs based on LLC-full bridge type circuit. 另外,文章还介绍了同步整流技术在基于LLC-全桥结构两路均流输出LED驱动器中的应用。
In this paper, using unity power factor PWM rectifier and chopper circuit, it establishes a new type of switching power supply about PWM input rectifier circuit. 文章采用单位功率因数PWM整流器和斩波电路组成开关电源主体,建立以PWM整流电路为输入电路的新型开关电源。