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- 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。
- 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。
- 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。
- 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。
- The algorithm can accurately track the power frequency and decompose the current signals orthogonally into resistive and capacitive components, without recurring to synchronous sampling. 该算法无需同步采样,可以跟踪电网频率并实现电阻性电流和电容性电流的分解。
- This paper studies several synchronous sampling methods and data processing algorithms and put forward a method which combines the GPS and the phase locked loop(PLL) to realize synchronous sampling. 本文从实用的角度研究了目前几种数据同步采样方法和采样数据处理算法,提出了利用GPS与锁相环相结合的方法来实现电网数据的同步采样。
- Structure and theory of wide magnitude electrical energy measurement module based on PSOC (EPSOC) are introduced in this paper,adjustable range algorithm and synchronous sampling are analyzed. 介绍了一种基于可编程片上系统(PSOC)的宽量程电能计量模块(EPSOC)的结构与原理,分析了自调增益算法及同步采样算法。
- What I need is nothing but a sample. 我需要的不过是一件样品而已。
- 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。
- The nurse took a sample of my blood for tests. 护士抽了我的血样去化验。
- Airmail revised price list but full range sample within fortnight. 航空寄上订正价格表,全套样品两周内寄出。
- His job is to sample products for defects. 他的工作是抽样检查产品的瑕疵。
- intelligence synchronous sampling 智能同步采样
- He sent me a sample copy of the book. 他寄给我一本样书。
- double acting synchronous sampling 双动式同步采样
- 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。
- He dipped into the bag and brought out a handful of sample wheat. 他把手伸进袋里,取出一把小麦样品。
- 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。