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- low frequency voltage compensation 低频电压补偿
- low frequency voltage injection 低频注入
- One is the low bus voltage at Omei substation;and the other is the low frequency oscillation problem. 目前台电系统中存在两个主要问题:一个是峨眉汇流排电压过低的问题,另一个是潜藏在区域间的低频振荡问题。
- In electronics, undesirable low frequency currents interfering with a desired signal, and usually caused by a poorly screened alternating mains supply. 在电子学领域,一种不希望发生的低频电流,它干扰所要求的信号。通常这种现象是由于交流供电线路屏蔽不良引起的。
- Dynamic simulations are also conducted to examine the effect of STATCOMs and PSSs on the substation dynamic voltage responses and low frequency oscillations. 另外,并联补偿器藉由电压的动态响应情形,找出一组最佳的比例组合,来有效抑制超高压汇流排的电压振荡情形。
- The abnormal colours of seedlings turned a low frequency. 颜色异常的苗木出现频率较低。
- Laser direct writing of micro-OVD with low frequency templates[J]. 引用该论文 魏国军;周小红;周雷;陈林森.
- If it is a low frequency sound, it is processed as an analog signal. 对低频声进行传统的处理。
- Based on results of space-time characteristics of trans-membrane voltage, the variation of cell trans-membrane voltage exposed to extremely low frequency (ELF) electric field is analyzed. 基于跨膜电压的时空特性分析了极低频电场下细胞跨膜电压的变化规律:建立了引入外电场参数的改进的肌肉中Hodgken-Huxley(HHM)模型。
- This effect is obvious at lower frequency band. 这种效应在振动低频区段更为显著。
- X10 probe : attenuation of 10:1, input impedance 10 Mohm when used with a scope of 1 Mohm input impedance, input capacitance around 13pF.Input voltage peak limited to 600V for DC and low frequency. X10探头:衰减10倍,当使用的示波器的输入阻抗为1兆欧其输入阻抗为10兆欧,输入电容大约为13pF.;对直流和低频输入电压的峰值上限为600伏
- The direction of the low frequency current with maximum frequency was also WSW. 低频流出现频率最多的方向和潮流基本一致。
- Medium SMES (200 MVA) are able to compensate some low frequency disturbance. 中型SMES(200MVA),这类SMES能补偿某些低频度的扰动
- In communications,a continuous frequency voltage or electromagnetic wave capable of being modulated or impressed with a second signal which carries the information to is transmitted. 通信技术中一种连续的电压或电磁波,可用另一个携带有传送信息的信号调制或叠加。
- Helmholtz resonator has a good noise eliminating performance at low frequency. 亥姆赫兹共振腔具有良好的低频消声性能,被广泛地应用于低频消声方面。
- In communications, a continuous frequency voltage or electromagnetic wave capable of being modulated or impressed with a second signal which carries the information to is transmitted. 通信技术中一种连续的电压或电磁波,可用另一个携带有传送信息的信号调制或叠加。
- Armstrong was forced to use avery low frequency barely above audibility. 当时这样的频率被认为是“高频”,但只不过是现在所用调幅波段的底部而已。
- The insulation class F or class H . The insulation of open-loop U/f condition of . structure has the adaptability to high carrie frequency voltage supplied by frequency converter . 电动机的绝缘等级为F级或H级,绝缘结构具有对变频器输出高载波频率电压的适应能力。
- Peak indicator light and LF (low frequency) switch per mono channel. 每路单声信道具有峰值指示灯及低频切除开关。
- Purpose:Low frequency power amplifier,medium speed switching applications . 用途:用于低频功率放大及中速开关。