As the process of speed regulation of the units with local loads is analyzed, it is feasible to ignore the electric transient process.
在分析带地区负荷机组转速调节过程的时候,不考虑电气过渡过程是可行的。
Firstly, the TCSC circuit and its conventional controller used in mechanical and electric transient analysis are introduced, and the effects on relay system are discussed.
文中首先简要介绍了TCSC的主电路和机电暂态分析的常规控制器,由此引出TCSC的运行对继电保护的影响。
By use of numerical approximation method, the paper USES the polynomial to approach segmentally the transient electric field from dipole dipole array.
本文采用数值逼近的方法,逐段用多项式表示偶极—偶极排列的瞬变电场。
The mathematical models for transient stability calculation in PSASP and PSS/E respectively developed by China Electric Power Research Institute and PTI Inc. , in USA are compared and analyzed.
对中国电力科学研究院开发的PSASP程序与美国PTI公司开发的PSS/E 程序的暂态稳定计算数学模型进行了分析比较。
The short-time overload of traction motors of urban vehicles in traction and electric braking can reach 50% while the transient overload can reach 100%.
城轨车辆的牵引电机在牵引和电制动工况下短时过载可达50%,瞬时过载可达100%。
Other parts of the insulation system, for example requirements for solid insulation and for electric strength testing, must be capable of withstanding the higher transient voltages (see IEC 60664-1).
而其它零部件,例如固态绝缘及电气强度测试则要求能够耐受更高的瞬态电压(详见iec 60664-1)。
The sensitivity of electric explosive device is studied through transient pulse test.
利用瞬态脉冲试验对电火工品的感度性能进行了实验研究。
Considering various states of IGBT1, transient mathematical models of the electric motor driving system during the acceleration process is built up.
针对加速工况,分别对IGBT1导通和截止状态建立了电机驱动系统瞬态数学模型。
Theoretical analysis shows that when studying above oil & gas reservoirs the far transient electric field with longer electrode distance, we can find the field obviously anomalous.
理论研究表明,在油气藏的上方,供电极距不太大和大时间的瞬变电场是有明显异常反映的。
This paper presents a simple analytical method to study the transient torque on the shaft. That is to apply a transient electric magnetic torque directly to the mechanical model of the shaft system.
通过对轴系暂态扭矩分析采用的简化方法,是将暂态电磁矩模型直接加到轴系的机械模型中的分析,得出有关结论。
A mathematical model of transient electric field is deduced, which takes dielectric polarization loss and displacement current into account.
推导出了考虑介质极化损耗和位移电流情况下暂态电场计算的数学模型。
It facilitates plasma discharge generated by transient high-energy pulse electric current among powder particles to prepare high-performance materials.
它是通过瞬间高能脉冲电流使粉末颗粒之间产生等离子放电,烧结制成高性能材料或制件。
A new approach using the electric field induction to measure the transient and steady-state zero-module voltage in non-solidly earthed overhead lines is presented.
提出一种通过电场感应获取架空线路小电流接地故障零模电压信号的新方法。
The influence of heat capacity of the electric heater on the transient temperature distribution in the test plate is discussed.
讨论了电加热器热容量对平板试材温度分布的影响。
An optical fiber sensing system of transient electric field is developed.
开发研制了一套光纤瞬态电场传感系统。
The optical fiber transformer based on an optic electric conversion with low noise gains voltage measurement accuracy of 0.2%, satisfying the requirements of transient signal measurement.
基于低噪声光电探测电路设计的光纤电压互感器可获得0 .2 %的电压测量精度,并满足暂态信号的测量要求。
Finally, the static and transient variation of electron drift velocity in high electric fields are studied.
最后对高场下电子漂移速度的稳态和瞬态变化规律进行了研究。
The reaction time for large thermal generator with high initial response excitation system is very important to the transient stability of the electric grid.
大型高起始励磁系统发电机组的电压响应时间对电网的暂态稳定性至关重要。
The composite electric load model has complex impact on power system transient stability.
综合负荷模型对电力系统的暂态稳定性具有复杂的影响。
The effect of electric field and operation temperature onthe steady and transient state properties of chromophore orientation were discussed.
利用数值计算方法求解了这一方程,并讨论了外加电场、温度对生色团取向的稳态和动态特性的影响。
This iterative algorithm is applicable for de-noising of various transient signal in electric power system.
该迭代算法适用于各种电网瞬态信号去噪。
The transient Angle stability margin and critical clearing time are computed by FASTEST under different proportion of dynamic electric load model using in Henan Power Grid.
以河南电网为例,采用暂态安全定量分析软件FASTEST计算了不同动态负荷模型比例时的暂态功角稳定裕度和临界切除时间。
Liquid state tantalum capacitors are susceptible to vibration, and it is possible to produce transient electric potential;
③液钽易发生振动失效,有些在振动激励下可能成为瞬息电势源(间歇短路);
Transient and surge are the instant aberrance of the voltage and electric current on the simple alternating current wave circuit. surge and harmonic wave are the main manifestation.
瞬变和浪涌是正弦交流波电路上电压与电流的一种瞬时态的畸变。浪涌、谐波为主要的表现形式。
Transient pulse test is one kind of nondestructive test method employed to test bridge wire electric explosive device (EED).
瞬态脉冲试验是一种对桥丝式电火工品进行无损检测的方法。
Transient pulse test is one kind of nondestructive test method employed to test bridge wire electric explosive device (EED).
瞬态脉冲试验是一种对桥丝式电火工品进行无损检测的方法。
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