采用了单相-三相构造法和瞬时无功理论的谐波检测方法来检测单相系统。
A new harmonic detection way based on the single-three phase method and instantaneous reactive power theory was adopted to detect single-phase power system.
试验表明，单相系统的基本电量的测量精度优于0.2级，谐波分析正确，为三相系统打下良好的基础。
The results indicate that the measurement accuracy of elementary items is better than class 0.2 and harmonic analysis is correct, so it's a good basis to three phases system.
本文介绍一个单相电阻炉均布式零触发调功调温的微机复合控制系统。
This paper describes a microcomputer compound control system for single phase resistance-heated furnace based on power and temperature regulations with uniform distribution and zero trigger.
因此输电线路的单相接地故障点定位应是电力系统故障检测的一个重点。
And the single phase grounding fault location for transmission line should be the emphases in power system fault detection.
小电流接地系统发生最多的故障是单相接地故障。
Most faults in power distribution systems are single phase to ground faults.
根据TMS320 LF 2407的特点，介绍了DSP在小电流接地系统单相接地选线装置中的应用。
Based on the characteristics of TMS320LF2407, this paper presents the application of DSP to single earth fault selection device with small current grounding system.
单相电压型脉冲整流器是牵引传动系统的一个重要组成环节。
Single phase voltage pulse rectifier is an important part of the traction system.
主要用于低压单相电源系统电子电器设备的过电压保护。
Voltage protection for electronic and electrical equipment used in low voltage single phase power supply system.
实例计算表明：在任一温度、压力和组成条件下，无论多组分系统是汽液共存还是仅为单相，该算法均能快速得到相应极值解。
Computation experience shows that this method can judge quickly whether the multi-composition system at a given pressure and temperature is in tow-phase or single-phase condition.
单相变压器的提名候选人的预选会被连接到一状态的三状态系统。
The primary of a single-phase transformer is connected to one phase of the three-phase system.
针对中性点经消弧线圈接地的小电流接地系统，设计了一套单相接地补偿及选线的微机保护装置。
Aim at an-arc suppression reactor earthing power system, we design a suit of microcomputer system for compensating single-phase earthing current and selecting line.
系统以SPMC75 F 2413 A作为主控芯片来控制单相桥式逆变主电路。
The SPMC75F2413A chip is used as main control chip to control single-phase bridge inverter main circuit.
介绍了大功率单相变频加热电源的系统组成，包括整流、滤波、逆变和控制电路等部分。
This paper introduces the system of single phase large power source varied frequency for heating, contains rectifier, filter, inverter and control circuit etc.
随着电力系统中谐波的日益增多，单相谐波潮流计算已不能满足要求。
With the increasement of the harmonic quantity in power system, single phase harmonic power flow calculation can't meet the needs.
针对中性点经消弧线圈接地的小电流接地系统，设计了一套单相接地补偿及选线的微机保护装置。
Aim at an-arc suppression reactor earthing power system, a suit of microcomputer system for compensating single-phase earthing current and selecting line was designed.
文章介绍了一种新型串并联双变流器单相ups电源系统的电路结构、工作原理和控制策略。
The paper introduced circuit structure, working principle and control strategy of a new type of single-phase UPS system with series-parallel dual-inverter.
增大系统压力、减小热流密度、增加入口单相阻力、减小出口两相阻力有利于避免自然循环流量漂移的发生。
Decreasing the heat flux or outlet two-phase resistance, and increasing the system pressure or inlet single-phase resistance are useful to avoid the natural circulation flow instability.
本文介绍了一种小电流系统单相故障接地选线的新方法即遥感式选线装置的原理及应用。
This paper introduces principle and application of a new method circuit selection for small current system when single phase grounding failure happens, namely remote sensing circuit selection device.
介绍了内部模型原理及其在单相逆变器中的应用，并提出了一种连续系统在单片机中直接实现的方法。
This paper presents an internal model principle and its application in single-phase inverter, and puts forward a kind of method using single chip computer to realize continuously control system.
针对单相重合闸与三相重合闸时系统振荡的特点，提出了新的距离加速保护方案；
In allusion to the characters of system oscillation during single-phase recloser and three-phase recloser, the author put forward a new distance protection accelerating scheme.
本文根据PWM控制电压逆变器的原理，设计了一种基于80c196 K C单片机的新型单相电子负载系统。
This paper presents the design of a new style single-phase electronic load system based on 80c196kc single-chip microcomputer according to the principle of PWM control voltage inverter.
电力机车为波动性很大的大功率单相整流负荷，可能威胁电力系统的安全运行。
The electrified railway is a fluctuating high- power single- phase commutation load, which may threat power sys-tem security operation.
分析井下供电系统单相接地的危害，介绍几种常见的漏电保护方法。
This Paper analyses the harm of single-phase earthing in electricity supply system of mine and introduces several type of common ways of leakage protection.
设计了由纯水液压柱塞泵驱动的固定式高压单相流细水雾灭火系统样机，将纯水液压元件成功应用到消防领域。
A water mist fire suppression system driven by water hydraulic piston pump is developed and the water hydraulic parts are successfully applied in fire-fighting field.
提出了一种针对辐射状谐振接地系统确定单相接地故障线路及故障区域的新方法。
This paper proposes a new method for the fault line and fault area detection in radial neutral-point resonant grounded system.
文章介绍了AT 90s1200单片机在单相桥式变频器系统中的硬件和软件设计。
This paper introduces application of monolithic computer AT90S1200 to single-phase bridge-type frequency converter PWM.
小功率单相异步电机微机检测系统主要由机械传输线、微机检测系统硬件、软件等三部分组成。
The computerized test system of small single-phase asynchronous motor is composed of mechanical transmission line, hardware and software of test system.
小功率单相异步电机微机检测系统主要由机械传输线、微机检测系统硬件、软件等三部分组成。
The computerized test system of small single-phase asynchronous motor is composed of mechanical transmission line, hardware and software of test system.
应用推荐