Research on Accurate Measuring Method for Transformer No-load Field Test 现场变压器空载试验的精确测试方法研究
Developed the device manufacturers, installation, debugging, and then for no-load test and actual field test. 所研制的装置经制造、安装、调试,然后进行空载试车和实际现场应用试验。
Therefore, the fluid differential circuit can not only increase the speed of the no-load operation of the piston rod in the system, but also save energy, and prolong the service life of the system. 因此,该流体的差动回路既可提高系统中活塞杆空载运行的速度,又可节能,延长系统使用寿命。
The elongation of a body in tension above its no-load length is directly proportional to the stretching force. 物体在拉伸状态下,其伸长量(相对于无负荷时的长度)与拉伸力成正比。
Used for points and load current, closed loop current, no-load transformer and cable charging electric current. 用于分合负荷电流、闭环电流、空载变压器和电缆充电电流。
Frequency Regulation Frequency regulation is a measure that states the difference between no-load and full-load frequency as a percentage of full-load frequency. 频率调整率频率调整率是指空载和满载之间频率的差别与满载频率的百分比。
We study the calculating method and program the calculating software to simulate the exciter flow current on the no-load switching-in of transformer. 对涌流瞬态过程进行了分析,研究计算办法并编制了计算软件,可以对变压器空载合闸时的励磁涌流进行计算模拟。
High no-load voltage and good ability of trust compensation. 高的空载电压及良好的推力补偿功能。
No-load Test: No-load characteristic curve analyze all kinds of loss; 空载试验,空载特性曲线,分析各种损耗。
The sympathetic inrush may occur in the system transformer when no-load electric locomotive or traction transformer is switched, so the protection may be affected. 通过分析发现电力机车空载启动和牵引变空载合闸都会在系统变压器中造成和应涌流。
Note: Brake lag time of the DC power supply cut is no-load brake lag time. 注:空载制动时间为直流侧切断制动器电源的制动时间。
In this paper, we investigated and analyzed the sound signals arisen during no-load planer operation. 在刨床的运转过程中,会产生一定的声音信号,而且这种声音信号自身具有一定的特征。
Research on No-load Characteristic of Single-cylinder Electric Power Confined Piston Engine; 本文的研究对象是一种新型的动力装置&电力约束活塞发动机。
Resistant to a serious imbalance between three-phase output, or even a relative no-load and normal energy-saving equipment. 能抗三相严重不平衡输出,甚至某相空载而设备正常节能。
This paper introduces the simulation results of no-load operation for hydraulic turbine regulating systems and gives their dynamic simulink curves. 介绍了水轮机调节系统空载动态特性的仿真结果,给出了空载频率波动和空载扰动的仿真曲线。
This article discusses the differential protection malfunction of transformers with no-load Input caused by, analyzes the emergence, hazards and characteristics of excitation inrush current. 论述了变压器空载投入时差动保护误动作原因是由励磁涌流引起的,分析了励磁涌流的产生、危害及其特点。
This paper introduced the construction and working principle of Single-cylinder Electric Power Confined Piston Engine, and studied the No-load characteristic on theory and experiment. 本文介绍了单缸电力约束活塞发动机的结构及工作机理,并对其空载特性进行了理论和试验研究。
DPF failure diagnosis is carried out by on-board smoke hanging test, to verify the feasibility of this diagnosis strategy, no-load, medium load and full-load test are respectively carried out. DPF失效诊断是通过车载挂烟试验进行的,为了验证本诊断策略的可行性,试验分别进行了空载、中等载荷和满载试验。
In this paper, ANSYS software is introduced and is used for the analysis of no-load magnetic field of the synchronous generator. 详细说明了利用ANSYS有限元分析软件分析军用移动电源的空载磁场,仿真其空载电压的理论基础和实现方法。
Analysis of Powerformer No-Load EMF Waveform With Different Damper Constraints 考虑阻尼绕组约束能量变换器空载电动势波形的分析
This article describes the MSP430-based no-load dynamometer system, including system design of hardware and software design. 本文介绍了基于MSP430的无载测功系统的设计方法,包括了系统设计中的硬件和软件设计。
Two practical methods are introduced to renovate the power transformer with no-load tap changer into that with on-load one. 介绍了改造电网大型无载调压变压器为有载调压变压器的两种常用方式。
Drive Characteristics of Ultrasonic Motor under Vacuum and Low Temperature& No-load Characteristics 真空低温环境下超声马达驱动特性研究&空载特性
The average of the line currents at rated voltage is the no-load current. 额定电压下线路电流的平均值即是空载电流。
Simulation Study of the Influence on Capacitor Banks when Switching on a No-load Main Transformer in Substation 变电站空投主变压器对电容器组的影响仿真研究
This paper describes the effect of no-load deexcitation damping affect on deexcitation process. 叙述了空载灭磁阻尼作用对灭磁过程的影响。
Calculation on Windings Stability in Condition of Switching No-Load and Short-Circuit for Transformer 变压器空载合闸及短路过程中绕组稳定性计算
Discussion of Reducing the No-Load Loss and the Noise for Step-Laminated Core Transformer 阶梯叠铁心变压器降低空载损耗和噪声的探讨
Influence of Low Voltage Measurement on Transformer No-load Loss 低电压测量对变压器空载损耗的影响
Application on No-load Transient Electromagnetic Computation of Brushless AC Synchronous Generator with Magnet Magnet在无刷交流同步发电机空载瞬态电磁场计算中的应用