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- A Kind of Programming-controlled Sine Signal Source Used in Low Frequency Impedance Parameter Measuring 一种低频阻抗参数测量用程控正弦信号源
- three-phase sine signal source 三相正弦交流信号源
- At the same time, the sine signal which intermixes noise is detected, and the precision and affecting factors of phase difference measurement are analyzed. 针对混有噪声的正弦信号,分析了检测精度及影响精度的因素。
- Simple Signal Source based Micro Controller. 单片机简易信号源。短句来源。
- Note 1 Single display the three phase total active power. 注1:单屏显示三相总有功功率。
- The single-chip function generator ICL8038 can get synchronous sine wave of constant amplitude in PLL as voltage control oscillation(VCO), which is a basic signal source of static frequency converter. 单片函数发生器ICL8038在PLL中作为压控振荡器(VCO)产生同步等幅正弦波,可作为静止变频器的基准信号源。
- Three phase wiring saves 50% of power compared with one-phase. 三相电源比单相电源可省电逾50%25之多。
- When the square wave signal pass the LPF,we can get the sine signal. 经过分析可知,检测过程中的低通滤波器对检测的精度和速度有重要影响。
- Is the stator three phase line voltage the same? And is it current zero? 定子三相电压是否相等?其电流是否为零?
- The processing technique based on double channels of perpendicular retains information of the range and phase of signal. The no theory error measurement of audio sine signal active power with this method is achieved. 正交双通道处理技术保留了信号的幅度和相位信息,用这种方法可以实现无理论误差地测量音频正弦信号有效功率。
- Under LabWindows/CVI using DAQ functions library provided by NI-DAQ, it is easy to perform sine wave and pulse train output using PXI6713. So PXI6713 becomes a high preformance signal source for test. 在LabWindows/CVI环境下 ,用NI DAQ提供的DAQ函数库 ,驱动PXI6713输出正弦波和方波 ,使得此模块成为一个功能比较强大的测试用信号源
- First, we substitute linear Hall sensor signal for general FOC which can directly produce various phase current commands in three phase stationary frames. 霍尔元件讯号由查表的机制可计算得到马达转子位置,进而能得到转速讯号,以达到速度控制的目的。
- This control method was applied to a three phase AC/DC/AC conversion system. 该控制思想在三相AC/DC/AC系统中进行了实验验证。
- Minsky divided the process into three phases. 明斯基将该过程划分为三阶段。
- This paper analyses the reason that neutral current is not zero when linear three phase system load connects to three phase four wire system source in Y connection. The resolution is also given. 分析了线性三相对称负载Y联接在对称三相四线制电源时 ;中线电流不为零的原因 ;并给出了解决的方法 .
- The DDS, Direct Digital Synthesizer, which is implemented by a unique FPGA IC, can provide the stable sine signal with digital AM, FM, ASK, PSK modulation. 仅用单片FPGA就实现了直接数字频率合成技术(DDS),产生稳幅正弦波,并在数字域实现了AM、FM、ASK、PSK等四类调制信号。
- The correctness of the condition is verified through extracting the little wave transients overlapped on the sine signal by shifting the time center of the transients. 通过改变微小波形的时间中心相对于正弦信号的位置提取正弦信号中叠加的微小波形,验证了小波消失条件的正确性。
- Along with further escalating of electronic confrontation,electronic warfare and improvement of high power signal source,high power differential phase shift circulators are in ever increasing demand. 随着电子对抗、电子战进一步升级,以及大功率信号源的进一步提高,对差相移高功率环行器的需求日益增高。
- Eventing is an equestrian sport consisting of three phases. 综合全能马术赛,包括三个阶段,第一,越野比赛。
- Will be conducted in three phases aquaculture breeding project. 公司将分三期进行养殖繁育工程建设。