查询词典 sampling unit

The hardware design of it mainly includes circuit of radio reception、signal sampling circuit、the CPU control unit ,man-machine conversation and communication interface;The software design contains data sampling module ,analysis and processing module,keyboard and display program module and so on.

监测记录仪的硬件设计主要包括收音电路、采集电路、CPU控制单元、人机接口单元和通信接口；软件的设计包含数据采集、分析处理、远程通信和键盘显示等程序模块。

The instrument simultaneously sample for three phase voltage and current. Rotary photoelectric coding switch and LCD are used for human-computer interaction. it makes the interface compact and efficient. Utilizing the function of positive and negative edge trigger of the programmable counter array unit in MPU, signal zero-cross is captured for the phase detected based on double way. The software synchronism sampling method based on real-time parameter self-optimizing minishes period truncation error, and the measurement accuracy is improved. The digitization power measure imports traditional two-unit and three-unit methods and expands application range of the instrument. The capacity is discriminated by soft ware table-look-up on the load loss. The value of a quantity is converted to the value when reference temperature (75 ℃) from test temperature.

该仪器具有以下特点：仪器对三相电压电流同时采样；基于旋转式光电编码器和液晶显示屏的人机交互界面简洁而高效；可编程计数器阵列PCA"捕获"信号的过零点用于双向过零平均鉴相，得到准确的相位差和周期；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；数字化功率测量引入了传统的二表法和三表法，扩展了仪器的使用范围；实际容量根据负载损耗用软件查表的方法来判别；测量值已从试验温度折算到了参考温度(75℃)时的值。

For this reason, it is necessary to study the sampling plan of backlight unit. We should found a series dynamic sampling plan which base on manufacturing process capability of backlight unit.

在这种状况下，有必要对背光模组产品检验抽样方案进行研究，建立一套与制程相关联的动态抽样方案。

Our company has designed and produced successfully series of Fast Response Sampler which are the newest units for sampling by absorbing the advanced technology from abroad They boast a series of strong points,such as fast response to the sampling,simple operation,high accuracy and so on,It is an ideal unit for sampling.

科学技术的进步，推动着检测技术的发展，我公司在学习国外先进技术的基础上研制成功，并已投入生产快速取样器系列产品，是最新颖的取样装置，它具有取样快速、制样简单、质量优良等一系列优点，是一种理想的取样工具。

Moreover, during the radar signal generation, static and dynamic characters of backscattering coefficient are set up, and time sampling of each clutter unit is computed with voltage character and power spectrum character, and the sampling signals are added in every distance gate to output time series. In addition, noise is modeled with a function of Gaussian stochastic process.

在雷达信号模拟中，建立了杂波后向散射系数的静态和动态特性，从杂波的幅度统计特性与功率谱特性入手，计算了每个杂波单元的时域采样，按照对应的距离门叠加各个距离模糊间隔上的回波信号并形成时间序列，并采用一个高斯随机过程的样本函数来表示噪声模型。

The differential system and pulse polarity discriminating system is improved and the hardware are made which is adaptive for the on-line detection system. The pulse polarity can offer control signal for follow-up sampling unit to do some signal digital processing.

并应用改进的差动平衡法和极性鉴别法研制了抗干扰系统，实验证实该抗干扰系统提高了整个检测系统的抗干扰能力，有利于后续系统对信号做进一步的处理。

Single chip ; Power unit ; AC sampling ; Hardware synchronous sampling

单片机；发电机组；交流采样；硬件同步采样

First, from the point of view of production and management, the importance for developing TTU is pointed out.the status in quo of technology,The direction of progress,The demand of practical and fundamentality in Distribution Automation are analyzed for Transformer Terminal Unit. The function of equipment and technical specification which meet demand of practical duty are indicated; Second, the scheme of synchronous sampling,quasi-synchronous sampling,non-integer cycle sampling,nonsynchronous sampling and algorithm are analyzed in detail. Then,the scheme of nonsynchronous sampling and multi-chunnel is ascertained. Moreover, the method of disposal sampling data for increasing precision which calculate the number of sampling per cycle dramatic by searching zero is introduced. The technique for analyzing data,stating data,storage data for Electrical Power Quality and control scheme for compensation capacitor are explained also. Finally, The scheme and structure of hardware,key circuitry using 80C196 singlechip,the scheme and ideology of software and flow chart of part software is introduced simply.

文中首先从电力生产、管理角度出发，指出了研制配变监测终端的重要意义，分析了配变监测终端的技术现状、发展趋势、现场需求以及在配网自动化中的基础地位，提出了满足实际运行要求的装置功能、技术要求；然后对目前常用的同步采样、准同步采样、非整周期采样、非同步采样的方案和算法进行了详细的分析、比较、筛选，确定了非同步采样和顺序采样的方案，并提出了一种寻找过零点从而动态计算每周采样点数的提高精度的采样数据处理方法，文中对装置中电能质量分析、统计、存储的方法以及补偿电容器的控制方案和投切原则也做了重点说明；最后，对应用80C196单片机系统研制的装置的硬件方案、结构以及关键电路和软件设计思路、方案、部分主要软件模块的流程图做了介绍。

Main devices of heat treatment line: step quenching and tempering furnaces, hi-pressure water descaling unit, spray quenching unit , three-roller and three-unit sizing machine of OD 550mm, hot-straightening device of OD 273mm, cold-straightening device of OD 273mm, normalizing cold-bed, pipe-body transverse and longitudinal EMI thicknesser, pipe-end MPI machine, on-line measuring/stenciling machine, sampling saw, 80Mpa hydrostatic testing machine, UT device, cutter-head and chamfering machine, painting devices.

热处理线主要设备：步进式淬火炉和回火炉、高压水除鳞装置、喷淋式淬火装置、φ550三辊三机架定径机、φ273温矫直机、φ273冷矫直机、正火冷床、管体纵横向漏磁探伤测厚机、管端磁粉探伤机、在线测长/喷印机、取样锯、80MPa水压试验机、超声波探伤机、铣头倒棱机、涂漆装置。

The system departs the data sampling module from the processing one by using wireless radio frequency communication, puts the sampling modules of pressure and temperature inside the tire, data processing module and the display alarm unit on the driving plate.

系统利用无线射频通信使数据采集模块和处理模块分离开，将压力和温度采集模块置于轮胎内部，数据处理模块及显示报警单元置于车内驾驶台上。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。