查询词典 ignition rectifier

Computer simulations and experimental results on a 30 kVA PWM rectifier prototype show excellent performance of the proposed method.

计算机仿真与30 kVA三相PWM整流器上的实验结果表明，本文提出方法性能优良、动态响应迅速。

A resistor is connected between the output end of the live wire and the output end of the earth wire, another resistor is connected between the output end of the null line and the input end of the earth wire, a neon lamp in a photoelectric coupling switch is connected at the two ends of the earth wire switch in parallel after being connected with the resistors in series, one end of a light sensitive resistor in the photoelectric coupling switch GR2 is connected with the anode DC+ of an integrated circuit IC power in the creepage protector, the other end of the light sensitive resistor is connected with the anode of a diode D3, the cathode of the diode D3 is connected with the triggering pole of the silicon-controlled rectifier SCR in the creepage protector, the neon lamp and the light sensitive resistor are positioned into a dark box, and a small hole which avoids the light sensitive resistor is formed on the dark box.

一种防止地线触点未导通的全能安全插头，包括各带开关的地、零、相三线接线和由零序互感器、脱扣器、放大器、整流器、试验回路和可控硅组成的漏电保护器，所述的火线输出端、地线输出端间连接电阻，所述的零线输出端、地线输入端间串接电阻，光电耦合开关内的氖灯与电阻串联后并联在地线开关两端，光电耦合开关GR2内光敏电阻的一端与漏电保护器内的集成电路IC电源正极DC＋连接、光敏电阻的另一端与二极管D3的正极连接，二极管D3的负极与漏电保护器内的可控硅SCR触发极连接，氖灯和光敏电阻置于暗箱中，暗箱上开一避开光敏电阻的小孔。

After being connected with a resistor in series, the primary input end of a transformer is connected with the output end of the live wire and the output end of the null line in parallel, the secondary output end is connected with the two ends of the earth wire switch in parallel after being connected with another resistor in series, one end of a neon lamp in a photoelectric coupler is connected with the input end of the earth wire E and a secondary end of the transformer, the other end of the neon lamp is connected with the centers of the two resistors, one end of a light sensitive resistor in a photoelectric coupling switch is connected with the anode of an integrated circuit power in the creepage protector, the other end of the light sensitive resistor is connected with the anode of a diode, the cathode of the diode is connected with the triggering pole of the silicon-controlled rectifier in the creepage protector, the neon lamp and the light sensitive resistor are positioned into a dark box, and a small hole which avoids the light sensitive resistor is formed on the dark box.

防止地线触点未导通的全能安全插头，包括各带开关的地、零、相三线接线和由零序互感器、脱扣器、放大器、整流器、试验回路和可控硅组成的漏电保护器，变压器初级输入端串联电阻后并接在火线输出端和零线输出端，次级输出端与电阻串联后并联在地线开关两端，光耦内氖灯的一端与地线E输入端和变压器次级的一端连接，氖灯另一端与二电阻的中心连接，光电耦合开关内光敏电阻的一端与漏电保护器内的集成电路电源正极连接、光敏电阻的另一端与二极管的正极连接，二极管的负极与漏电保护器内的可控硅触发极连接，氖灯和光敏电阻置于暗箱中，暗箱上开一避开光敏电阻的小孔。

Relative study indicate that current doubler rectifier is misfit for high-voltage low-current apply.so This paper proposes a auxiliary net ZVS PWM full-bridge three-level converter, its" improved topology structure and its"topology family in different controlling mode. The principle of these converter is analyzed in detail. Simulation results verify the effectiveness of the proposed converter.

为了进一步简化辅助网络的结构，并解决轻载时，超前桥臂实现软开关困难的问题，提出了一种新型宽负载范围辅助电感ZVS PWM三电平全桥直流变换器，它在基本拓扑结构的基础上只需增加一个辅助电感，利用辅助电感的能量就可以实现宽负载范围内所有开关管的软开关，详细分析了该变换器的工作原理，进行了参数设计和仿真验证。

Companies to adopt international advanced industrial automatic placement machine assembly technology, integrated circuit manufacturing equipment, production of various series of infrared photoelectric switch, proximity switches, inductive, high temperature, capacitive, Hall sensors, safety explosion-proof magnetic switches, Isolation amplifier type, permanent-magnet sensors, analog linear displacement, liquid level sensors, textile weft detection device, wire break detector, hot metal detectors, welding phase sensor, color code, fiber optic, security screens, ultrasonic sensors, gear , speed sensor, pressure, electrode-type coal-bit sensors, rotary encoder, two-way cord running series switch, counter relays, solid state relays, switching power supply, isolation transmitter, welding power rectifier, thyristor modules, etc.

公司采用国际先进工业自动贴片机装配技术，集成化电路制造设备，生产各种系列红外线光电开关，接近开关，电感式、耐高温、电容式、霍尔式传感器，安全防爆磁性开关，放大器分离型、永磁感应器、模拟量线性位移、液位传感器、纺织探纬器、断丝检测器，热金属检测器，电焊相传感器，色标、光纤、安全光幕、超声波传感器，齿轮、速度传感器，压力、电极式煤位传感器，旋转编码器，双向拉绳跑编开关，计数器继电器，固态继电器，开关电源，隔离变送器，焊机电源整流桥、晶闸管模块等产品。

Based on the research findings, a new magnetic core configuration of rectifier transformer was proposed.

为解决高压绝缘致使高频大功率开关电源中整流变压器功率密度不高的问题，通过分析常规结构整流变压器电位分布的不合理因素，提出一种新的变压器磁芯结构。

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In most cases it is derived from the AC mains by means of a transformer and rectifier.

大多数情况下直流电是从交流电通过变压器和整流器而来的。

The project includes replacing five high-voltage regulating rectifier transformers with larger units rated at 86 megavolt amperes, to increase capacity and allow Dubal to combine two smelting potlines.

该工程包括将五个高压整流变压器替换为额定功率86兆伏安的整流器，以提高容量以及使Dubal合并现有的两个冶炼电解池。

The statistical analysis of this large set of mutations has led us to propose a diagnostic strategy that should help with the molecular work-up of optic neuropathies.

这一大系列基因突变的统计学分析引导我们提出一个诊断策略，可以帮助我们对视神经病变进行分子学的诊断检查。

The results show that the pipe grouting changes the mechanical parameters of surrounding rocks to achieve the security of engineering objectives by reinforcing surrounding rocks and bolcking the water.

研究表明：小导管注浆一方面改变了围岩的力学参数，另一方面利用浆液的固结特性可以实现堵水和加固围岩的工程目标，使隧道在开挖过程中的安全得到保障。