Also the big bulky choke is replaced by a relatively "small" power resistor. 同时,个体巨大的扼流圈换成相对较小的高功率电阻。
Analysis of the inadequate electric power in locomotive liquid resistor test RESEARCH ON RELATIONSHIPS BETWEEN WATER CONTENT AND RESISTIVITY OF EARTHEN RUIN WALLS 机车水阻试验电功率不足问题的研究土遗址墙体含水量与电阻率关系研究
Precision High Power Wirewound Resistor, Products of Advanced Electronic Material, Precision Computer Numerical Control Manufacturing, and Tightest Quality Control Process. 精度高功率线绕电阻器,产品先进的电子材料,精密计算机数字控制生产和严格的质量控制过程。
The utility model uses the zinc bloom pressure-sensitive power resistor in the low potential gradient and is very easy to match with the characteristic of the voltage mutual inductor. 本实用新型采用了低电位梯度的氧化锌压敏功率电阻,可以很容易和电压互感器的特性进行匹配;
This resistor is power wire wound resistor which is made by a kind of organic silicon rosin and silicon powder as basic material encapsulation. 电阻器是用一种耐高温的有机硅树脂和硅粉作基本材料封装的功率型绕线电阻。
Products include microwave attenuation film, microwave power divider, thin-film substrates, precise resistor network ( Chip). 微波衰减片、微波功分器、薄膜基板、精密电阻网络(芯片式)。
The developed piezoelectric pump can be driven directly by the utility electric power supply system and its flow rate can be adjusted by a resistor voltage divider. 所设计的压电泵可直接利用日常照明电驱动,可通过电阻分压的方法实现压电泵的流量调节。
Low Power, Single Resistor Gain Programmable, Micropower Precision Instrumentation Amplifier. 低功耗,单电阻增益可编程,微精密仪表放大器。
No chip power consumption caused by the resistor will be increased because the resistor works in a constant current source circuit. 另外,该电阻是连接在恒流源中,不会增加芯片的功耗。
The main facts we should consider are the trouble caused by the communication cable, communication power, T type branch or the terminal resistor problem in the application of site bus technology. 现场总线在应用中主要考虑其通信电缆、通信电源故障,T型分支或终端电阻故障也会引起总线故障。
The implementation of chaos in a nonlinear circuitry system with a power supply in a negative resistor 非线性电路系统中可实现的混沌
The results show that the Ta/ Al alloy film can be used for stable power resistor or resistive network. 结果表明,这种Ta/Al合金薄膜能用于制作功率稳定的电阻器或电阻网络。
Analysing Method of Power Control Resistor Circuits The method for setting the value of the feedback resistor is inferred. 从受控源作用的二重性谈含受控源电阻电路的分析方法本文推导了反馈电阻的取值方法。
Development of Large-Power Loaded Resistor 大功率负载电阻器研制
The infection of the dimension of microstrip line to power capability of devices and the power capability of isolate resistor has been investigated in detail. 详细研究了微带线尺寸对器件功率容量的影响,以及大功率合成系统中隔离电阻功率容量的量值;
A Strain Power Circuit for Wheatstone Bridge with Sensitive Resistor 敏感电阻电桥的应变电源电路
This paper presents stator variable voltage speed control system for crane, including operating principle, speed control range, power distribution, resistor, s calculation, application and factors influenced on motor capacity. Several points which should be payed attention to are proposed. 介绍起重机定子调压调速系统的工作原理、调速范围、功率分布、电阻器的计算、系统的应用以及决定电动机容量的因素等,提出在调试中应注意的问题。
The paper mainly discusses the reason why filter capacitor in semi-automatic block feeding power source, filament switching button in lighting circuit of signal and balance adjusting resistor at the receiving end of part of the one-delivery and multi-receiving track sections are eliminated and the practicability. 本文主要探讨取消半自动闭塞送电电源中的滤波电容、信号机点灯电路中的灯丝转换按钮、部分一送多受轨道区段受电端的平衡调整电阻的原因和可行性。
It is similar with normal induction motor with high efficiency and power factor while operation with the adoption of parallel star-shape connection and nonparticipation of appended interspaced resistor. 它正常运行时,采用并联星形连接,使得中间附加电阻不参与运行,其运行性能类似于普通感应电动机,具有较高的效率和功率因数;
In this article, the design of high performance transceiver was discussed in three aspects: power consumption, speed and reliability. At last, we have designed the transceiver interface circuit, which is composed of transmitter, receiver and termination resistor. 本论文从能耗、速度以及可靠性三方面来讨论高性能接收发器系统的设计,并给出了USB2.0中发送器(Tx)、接收器(Rx)以及终端匹配阻抗的设计实例。
In development of the power stage for a 2 kVA high frequency on line UPS, methods of anti parallel diode across the serial resistor and active clamps are adopted to reduce the gate voltage spikes over MOS gated inverter power switches during their turn off. 在2kVA高频在线式UPS主功率电路的设计调试中,针对桥臂功率管MOS门极干扰的实际情况,采取了在门极串联电阻上反并二极管和门极关断箝位电路等措施。
The main discharge and output power of the laser are controlled by applied preionization pulses. The laser can operate free of ballast resistor. 激光器的主放电和输出功率由外加的预电离脉冲控制,可省去限流电阻。
For a long time, a common and popular method to solve current convergence problem of microwave power transistor is using emitter ballasting resistor, such as PTC, CTR thermistor, passive devices etc. 长期以来,解决微波功率晶体管的电流集中问题的通用做法是使用发射极镇流电阻,以及PTC,CTR热敏电阻等无源器件。
Calculation of Resistance in Power Absorbing Water Resistor Devices in Engine-generator Sets 发动机&发电机组水电阻吸能装置电阻计算研究
Based on the principle of linear regulated power source, this paper designs a large power electronic negative resistor using power triode GTR. And its designing circuit and operational principle are discussed in detail. 借鉴线性稳压电源的工作原理,设计了利用功率三极管GTR实现的大功率电子型负阻器,并详细介绍了其设计电路和工作原理。
The system consist of the multi-level adjustable attenuation networks using for intensity attenuation, power driver circuit, resistor matching circuits, load headphones, power supply circuit such some function modules. 硬件电路主要是由用于强度衰减的多级可调衰减网络、功率驱动电路、电阻匹配电路、负载耳机、电源电路等几个功能模块所构成。
It also researched the maximum power tracing method and finished the simulative lighting test experiment under different load resistor and different lighting intensity. 研究了最大功率点跟踪方法。在不同的负载电阻和光照强度条件下,对标准太阳能电池进行了模拟光照射试验。
In order to apply such support in higher voltage and higher power MITLs, inductive support needs to consider multi-point supporting and the inductance reduction induced. Resistor support needs to consider the problems of high voltage insulation and voltage grading. 在今后应用于较长或者更高电压MITL情况下,电感支撑需考虑多点支撑方式并解决由此带来的电感量减少引起的传输效率降低问题,电阻支撑需考虑高压绝缘和分压问题。
Parallel connected Darlington transistor and power resistor are used as basic structure for analog load. The Hall current sensor is used to detect strong current. 模拟负载采用了并联达林顿管与功率电阻连接的模拟电子负载结构形式,对大电流的检测使用了霍尔电流传感器。
Profound study was done through Experiments on the output characteristics of single thermal power devices: When the load resistance reaches the matching resistor, the maximum output is obtained. 第四,通过实验深入研究单片温差发电器件的输出特性,当负载电阻达到匹配电阻时获得最大输出功率。