The operating principle of its PWM circuit, current display circuit and sequence timer circuit etc. are described.
论述了PWM电路、电流显示电路、程序时间调节控制电路等的工作原理。
By an analysis of the circuit operating conditions, an important formula for its proper design is derived and ways to improve efficiency are proposed.
通过对这种电路的工作状态进行分析，提出了正确设计的重要公式和提高效率的方法。
The design concept of communication circuit is described in detail, and the operating principle of three different types of communication circuit is discussed.
文章详细地阐述了通讯电路的设计思想，并讨论了三种不同类型的通讯电路的工作原理。
This text draws the schematic circuit diagram of operating logic control system, and attaches basic operation control program under this working model.
文中画出了运行逻辑控制系统的电路原理图，并附有该工作模式下的基本运行控制程序。
Detailed operating and maintenance instructions and circuit diagrams of all electronic parts on the level of components including measuring and test points shall be also submitted.
详细操作和维护说明及所有电子部件(包括测量点和测试点的部件)的电路图也应一并呈递。
Designing the hardware circuit and trapezoid drawing of the material mixing equipment for the PET producing process using PLC controlling system, introducing the starting and operating process.
设计了PLC控制PET生产过程中混料装置的硬件电路和控制系统的梯形图，阐述了程序的启动和运行过程。
This circuit has both characters of restricting the current within the giving value and limiting the switching frequency of MOSFET operating on current limited condition.
该电路具有既能将负载电流限制在设定值以内，又能控制限流工作时功率管的开关频率等特点。
With the rapid development of the technology of computer science and integrate circuit, the Embedded Operating System has been widely used.
随着计算机技术和集成电路技术的飞速发展，嵌入式操作系统在各个领域得到了广泛应用。
The characteristics and operating principle of DS3070W are introduced, the typical application circuit with AT89C51 and software program code are given.
介绍了DS3070W的性能特点及工作原理，给出了它与AT 89c51的典型应用电路及子程序。
The method of using a PWM control circuit is simple, reliable, has a good system operating results.
用该方法构成的PWM控制电路结构简单，性能可靠，具有良好的系统运行效果。
The design scheme for display operating, the application of memory technology, the design ideas for CRT drive circuit and light pen input system have been given.
给出了系统设计方案，其存储器技术的应用以及CRT驱动电路与光笔输入系统设计思想。
The circuit design, electric equipment install, adjustment, repair and operating performance all satisfy the design requirement.
此系统在电路设计、电气柜安装、调试维修和操作等方面满足了设计要求。
The control circuit after improvement can effectively enhance the operating reliability of the breaker.
改进后的储能电机控制回路可有效的提高断路器运行的可靠性。
This article also represents the operating principle, mechanical principle, circuit design, data procession and software design of such tester.
本文对该仪器的工作原理、机械结构、电路部分设计、数据处理与软件设计也进行了阐述。
In this paper the structure, operating principle, the design of hardware circuit and the feature software of the 24-bit photoelectric shaft encoder are expounded systematically.
阐述了24位光电轴角编码器的结构、工作原理、硬件电路设计处理过程和软件编程特点。
The paper presents the working principle, and operating mode of the system as well as the ignition control circuit.
介绍了该系统的工作原理，点火系统的操作模式，影响点火控制的因素。
Based on analysing the reasons for (reverse) -current operating, the protection circuit is designed. This (protection) circuit stops a future trouble.
从分析造成逆电的原因入手，设计防止机车逆电操纵电路，以达到从根本上防止逆电发生的目的。
The MCCB's operating status in low voltage circuit for welding machine control is a special case.
低压电焊机控制回路是塑壳式断路器(MCCB)的一种特殊使用状态。
Based on study of the characteristic and operating principle of the cold-cathode trigger tube, a self-triggering crowbar circuit applied in MPM is proposed.
研究了冷阴极触发管的特性及工作原理，提出了一种应用于微波功率模块中的自触发撬棒保护电路技术。
The intermittent control of wipers is related to the control switch, control relay and its control mode of the wipers operating circuit.
刮水器间歇控制与刮水器控制开关、刮水间歇控制继电器及其在刮水器工作电路中的控制方式有关。
To prevent the mistakes of operating ICC, infrared transmit-receive circuit is added in the contactless ICC reader design now.
为了从根本上防止刷卡出错，在非接触ic卡读卡器硬件设计上加入红外发射接收电路部分。
The open circuit voltage of the cell under dynamic operating is higher than that under steady state owe to the reduction of mixed potential caused by methanol crossover.
动态负载时电池的开路电压要比稳态运行时的高，主要原因是因甲醇窜流造成的过电势的减少。
The signal processing circuit operating frequency, operating voltage, temperature compensation and other parameters are analyzed and presented concrete test data.
对信号处理电路的工作频率、工作电压、温度补偿等参数进行了分析并给出了具体试验数据。
Its major parts-the operating principle and circuit feature of drivers, the equipment for measurement of telescope position and infrared photometer are introduced.
详细地描述了它的主要部份——驱动装置，测角装置、红外光度计的工作原理和电路特点。
This paper analyses the system's operating principle and describes the structure and features of its electric circuit in detail.
本文详细地分析了该系统的工作原理，且深入地阐述了系统的电路结构与特点。
The working principle and characteristic of the Boost power factor correction (PFC) circuit operating in critical conduction mode are investigated.
介绍了临界模式功率因数校正电路的工作原理和特点。
Introduced one ultrasonic distance testing system based on AT89C52 single-chip microcomputer and mainly described its hardware circuit, software design method and the operating principle.
介绍了一种基于AT 89 C52单片机的超声波测距系统，阐述了超声测距系统的硬件电路构成、工作原理及软件设计方法。
In the first course of testing, the operating time of compare circuit is brought into play, synchronously, digital signal processor clock all the testing circuits operating time and keep these .
在每次测试第一次通电过程中，控制动作时间比较电路启动，同时数字信号处理芯片自动记录每一路的热敏电阻的动作时间数据，并进行处理。
This paper discusses the fault locating method based on causality network technology, and the inherent operating relationship between the faulty element, protective relays and circuit breakers.
文中论述了利用因果网技术进行故障定位的方法，因果网描述了故障元件、继电器、开关之间内在的动作关系；
This paper discusses the fault locating method based on causality network technology, and the inherent operating relationship between the faulty element, protective relays and circuit breakers.
文中论述了利用因果网技术进行故障定位的方法，因果网描述了故障元件、继电器、开关之间内在的动作关系；
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