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constant current supply
相关语句
  恒流源
     The constant current supply for the input circuit is adopted, improving the linear relation between the signal voltage V, and temperature T.
     该电路采用恒流源供电的输入电路,提高了信号电压V_t与温度T的线性度.
短句来源
     The polysilicon piezoresistors are insulated by a SiO2 layer, so that the operating temperature range of the sensor can be over 200℃. In particular, heavily boron-doped polysilicon resistors show a TCR of +1000 ×10-6/K and a TCK of -1000 ×10-6/K. Using a constant current supply for a wheatstone bridge, a TCS of about 10-6F S/℃ was obtained.
     本文介绍的高性能多晶硅压力传感器,以重掺杂的LPCVD多晶硅薄膜作应变敏感电阻,用二氧化硅层隔离单晶硅衬底,使其工作温度高达200℃以上,若用恒流源供应惠斯登电桥,即使在没有外电路补偿情况下,灵敏度系数(TDS)也仅1.32×10~(-6)FS/℃,可实现近乎理想的灵敏度温度补偿.
短句来源
     In this article, the characteristic and application of ADuC847 are introduced firstly, after that the designing of measuring temperature and press circuit is clarified. The method of reducing noise in constant current supply and constant voltage supply is explained in detail.
     本文首先简要介绍了ADuC847主要特点及各引脚功能,然后详细阐述如何设计高精度温度压力测量电路,并重点介绍了如何消除激励压力或温度传感器的恒流源以及恒压源的噪声对测量精度的影响。
短句来源
     Research of Multifunction Pulsed Constant Current Supply
     多功能脉冲恒流源的研究
短句来源
     Increased operation voltage, better voltage autotracking characteristic, significant power saving, better safety and evidently improved efficiencies are obtained in the case of constant current supply than with constant voltage supply.
     与电压源相比,恒流源能显著提高电除尘(雾)器的运行电压,有较好的电压自动跟踪性能,节电效果明显,安全性能好,运行效率明显提高。
短句来源
更多       
  恒流电源
     Development of 150V/6A Constant Voltage & Constant Current Supply
     150V/6A恒压恒流电源的研制
短句来源
     50kV/4A HIGH VOLTAGE CONSTANT CURRENT SUPPLY
     50kV/4A输出高压恒流电源
短句来源
     C. power constant voltage & constant current supply is a considerable equipment in tests of both electronics and electric apparatus on locomotives. Therefor, type ZN150-6 precise constant voltage & constant current supply has been successfully developed by way of adopting up-to-date overseas techniques.
     大功率直流恒压恒流电源是机车电子装置及机车电器试验可的重要设备,为此,我们采用国外先进技术研制成功了ZN150-6型精密恒压恒流电源
短句来源
  恒流源供电
     The constant current supply for the input circuit is adopted, improving the linear relation between the signal voltage V, and temperature T.
     该电路采用恒流源供电的输入电路,提高了信号电压V_t与温度T的线性度.
短句来源
  “constant current supply”译为未确定词的双语例句
     This controller based on combined control with constant voltage and constant current supply can realize adaptive control for varying board thickness, compensation of line voltage, display of welding current and voltage, display of workpiece thickness, storage of many sets of standard parameters, selfdiagnosis of fault, and the protection function.
     研究结果说明,该控制器在恒压和恒流控制结合基础上,可实现板厚自适应、网压补偿、焊接电流电压工件厚度显示、多套规范参数储存、故障自诊断和保护功能.
短句来源
     Chapter Three explains how the UPS with constant current supply the power, as the electric power is not available.
     第三章重点讲的是恒流UPS在市电出现故障时如何实现恒流不间断供电的。
短句来源
     In the welding course can realize constant current supply and permanent percentage and controls and line voltage compensation etc.
     同时在焊接过程中,实现恒流、恒百分比控制、网压补偿等多种算法。
短句来源
     In order to solve the problems of different thickness electrolysis nickel boards, spot welding,it developed one kind of special electrolysis nickel board multi-functional microcomputer spot welding controller. This controller can measure workpiece thickness online and choose the optimum standard parameters based upon constant voltage and constant current supply.
     为解决不同板厚电解镍板的点焊问题,研制了一种专用电解镍板多功能微机点焊控制器,该控制器在恒电压和恒电流控制结合基础上,通过实时测量工件厚度选取最佳工艺规范进行焊接。
短句来源
     The forecasting model on Darcy velocity of formation pore fluid was developed based on the law of conservation of matter,the constant current supply theory of any radius of reservoir corresponding confining flow area and the additivity law of Darcy velocity.
     为了能更准确地预测待钻井地层孔隙流体渗流速度,保证固井质量,根据物质平衡原理、油层任一半径对应的封闭流经面积所通过的流量不变理论、多井作用于任一点(待钻井点)的渗流速度为各相关井单独作用于这一点的渗流速度之和的原理,建立了待钻井地层孔隙流体渗流速度预测的数学模型。
短句来源
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  constant current supply
Field quantities at several succesive moments of time within a half-cycle of a constant current supply are given.
      
The power control circuitry maintains a constant current supply to the final Q208 transistor.
      
The mechanical assembly consists of a folded metal box, the front Panel assembly, the constant current supply and the VME rack.
      
The constant current supply is connected via its 25-way D-type plug to the mains input and the card rack.
      


The transmitter circuit design for temperature control by microcomputer is described. The constant current supply for the input circuit is adopted, improving the linear relation between the signal voltage V, and temperature T. The compensation method for enhancing the linearity of the transmitter characteristics and the method for automatic calibration are also suggested.

本文论述了一种用于微机控制的新型温度变送器的电路的设计原理.该电路采用恒流源供电的输入电路,提高了信号电压V_t与温度T的线性度.文中同时还详细分析了传感器特性线性化的补偿及自动校正的方法.

D. C. power constant voltage & constant current supply is a considerable equipment in tests of both electronics and electric apparatus on locomotives. Therefor, type ZN150-6 precise constant voltage & constant current supply has been successfully developed by way of adopting up-to-date overseas techniques. The article presents about this kind of power supply the property parameters, integral structure as well as the composition of the circuits involved and their operating principles.

大功率直流恒压恒流电源是机车电子装置及机车电器试验可的重要设备,为此,我们采用国外先进技术研制成功了ZN150-6型精密恒压恒流电源。本文介绍了该电源的性能参数、整体结构及有关电路的组成及工作原理。

Presented in this paper is a polysilicon pressure sensor with high performence. Its strain sensitive resistors are LPCVD polysilicon films. The polysilicon piezoresistors are insulated by a SiO2 layer, so that the operating temperature range of the sensor can be over 200℃. In particular, heavily boron-doped polysilicon resistors show a TCR of +1000 ×10-6/K and a TCK of -1000 ×10-6/K. Using a constant current supply for a wheatstone bridge, a TCS of about 10-6F S/℃ was obtained. A nearly complete temperature...

Presented in this paper is a polysilicon pressure sensor with high performence. Its strain sensitive resistors are LPCVD polysilicon films. The polysilicon piezoresistors are insulated by a SiO2 layer, so that the operating temperature range of the sensor can be over 200℃. In particular, heavily boron-doped polysilicon resistors show a TCR of +1000 ×10-6/K and a TCK of -1000 ×10-6/K. Using a constant current supply for a wheatstone bridge, a TCS of about 10-6F S/℃ was obtained. A nearly complete temperature compensation of sensitivity can be realized. Experimental results show that TCS=1.32 ×10-6 FS/℃ without any external compensation network.

本文介绍的高性能多晶硅压力传感器,以重掺杂的LPCVD多晶硅薄膜作应变敏感电阻,用二氧化硅层隔离单晶硅衬底,使其工作温度高达200℃以上,若用恒流源供应惠斯登电桥,即使在没有外电路补偿情况下,灵敏度系数(TDS)也仅1.32×10~(-6)FS/℃,可实现近乎理想的灵敏度温度补偿.

 
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