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- AC synchronization sampling 交流同步采样
- We mensure voltage、current、frequency and power by using AC synchronized sample technique.We multifrequency and conpensate the sample signal to reduce the errors caused by the change of frequency. 控制器采用交流同步采样方法测量电压、电流、频率、功率等电气量,通过软件对采样信号进行倍频和补偿,以减小频率变化对测量结果造成的误差。
- Synchronous sampling by software is commonly used in digital measurement of periodic electric signals. 软件同步采样是周期电气信号测量中最常用的采样方式。
- Abstract:Multi-channel synchronal sampling system plays an important role in array signal processing system. 摘要:多通道同步采集系统是阵列信号处理系统中的重要环节。
- A frequency tracking method is proposed.The synchronism sampling is achieved to improve the measuring precision of frequency and phase difference. 本文提出一种频率跟踪方法,可以在不过零开始采样的情况下,实现整周期采样,保证频率和相位差测量的精度。
- Antijamming Method for Pulse Per Second Signal in Synchronized Sampling Unit Based on GPS.Automation of Electric Power Systems,2000,24(1):45-47. GPS同步采样装置中防止干扰GPS脉冲信号的措施.;电力系统自动化;2000;24(1):45-47
- Study On Synchronous sampling Methods of AC Power Parameters 交流电参数的同步采样方法研究
- Broken slag and synchronous sampling methods bring to simpler structure,less sampling time and higher reliability of it,which is a key to solve a problem. 取样机所采用的破渣与取样同步进行的取样方式使结构大为简化,取样时间减少,可靠性增高,是解决问题的关键。
- In this paper,the double-speed synchronous sampling method is introduce d to the power system harmonic measurement, and the corresponding algorithm mode l of DFT is deduced. 将双速率同步采样法用于电力系统谐波测量,导出相应的DFT计算模型。
- T he software synchronism sampling method based on real-time pa rameter self-optimizing minishes pe riod t runca tion e r ror, and the meas urement accur acy is improved . 基于软件查表功能的设计,按照有关标准进行被测变压器的容量判别[1-2]。该仪器集多种试验方式于一体,提供了二表法和三表法试验。
- AC Synchronizer System Based on PIC MCU Driving 基于pic单片机驱动的交流同步器系统
- The software synchronism sampling method based on real-time parameter self-optimizing minishes period truncation error, and the measurement accuracy is improved. 基于实时参数自寻优的软件同步采样,有效地减小了周期截断误差,提高了测量准确度;
- And it has a good effect to use quasisynchronous sampling in the digital measure of common electrical parameter having the same accuracy of the synchronous sampling method. 并将准同步采样算法应用于电工参数数字化测量中,具有良好的效果,与同步采样具有相当的准确度。
- Brushless AC synchronous generator 无刷交流同步发电机
- single-phase AC synchronous alternator 单相交流同步发电机
- single-phase AC synchronous generator 单相交流同步发电机
- three-phase AC synchronous alternator 三相交流同步发电机
- Figure 1 shows two popular designs of 0V synchronization with ac. 图1显示了两个通用的0V同步交流设计。
- Abstract: In this paper,the double-speed synchronous sampling method is introduce d to the power system harmonic measurement, and the corresponding algorithm mode l of DFT is deduced. 文摘:将双速率同步采样法用于电力系统谐波测量,导出相应的DFT计算模型。
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