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零点输出
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  zero point output
     Research of the zero point output of piezoresistive pressure sensor
     压阻式压力传感器零点输出研究
短句来源
     Using FEM (finite element method),the influence of the heat generated by the working piezoresistor of a pressure sensor to the zero point output of the sensor is analyzed,and the result shows:because of the uneven temperature distribution caused by the heat of piezoresistor's work,there is a offset of the output of the bridge even though the electronic parameters of the bridge's resisters are fully matched to each other.
     使用有限元方法 ,分析了压力传感器力敏电阻条工作时的自身发热对传感器零点输出的影响 ,结果表明 :由于电阻工作时的发热引起传感器温度分布的不均匀 ,即便组成压力传感器电桥的力敏电阻条参数完全匹配 ,传感器也可能存在零点输出
短句来源
     In altitude sensor performance detection equipment for certain type UAV (unmanned aerial vehicle) , a kind of signal-conditioning circuit for piezoresistive pressure transducer (PRT) is designed to solve the measurement problem of pressure. The sensor's zero point output, thermal zero shift, full-scale output, thermal sensitivity shift and full-scale output nonlinearity etc. are compensated and calibrated.
     在某型无人机高度传感器性能检测设备中,为解决压力的测量问题,设计了一种用于压阻式压力传感器(PRT)的信号调理电路,实现了对PRT传感器的零点输出、热零点漂移、满量程输出、热灵敏度漂移和满量程输出非线性等的高准确度校准和补偿。
短句来源
     The preestablished digital quantities are inputted to ZMD31020 locations by software. The zero point output,thermal zero shift,full-scale output,thermal sensitivity shift and nonlinearity of piezoresistive pressure transducer(PRT) are compensated and calibrated precisely.
     通过软件输入预先设定的数字量给ZMD31020处理器的存贮空间,可实现硅压阻式压力传感器(PRT)的零点输出、热零点漂移、满量程输出、热灵敏度漂移和非线性的高精度校准和补偿。
短句来源
  zero output
     The results show that the environmental temperature and humidity have great influences on the zero output of carbon fiber cement paste piezoresistive sensors and their effects are about 6 % and 200 %,respectively.
     研究表明:炭纤维水泥石压敏传感器的零点输出对环境温度、湿度的变化比较敏感,温度、湿度的最大影响分别约为6%和200%;
短句来源
     The input and output impedance and rated output are improved from under 0.05 class to 0.02 of state specified standard. So are the temperature effect on rated output and zero output. Standardized products can supply the needs of exchange of same load cell and the export.
     应变式负荷传感器的输入/输出阻抗、额定输出、零点输出温度影响与额定输出温度影响均从0.05级以下提高到0.02级,标准化满足同型号完全互换和出口的要求,长期稳定性也得到了显著提高。
短句来源
     According to the requirement of the full scale, a high proportion of thickness and area of the diaphragm is used. This design result in the high stress area spread outside of the diaphragm, a high sensitivity of the sensor is achieved. High concentration injection is used for lower zero output.
     该传感器芯片集成了压阻式压力传感器和单电阻结构的温度传感器,根据量程需要,硅杯膜的厚度与面积比比较大,所以高应力区向膜外扩展,通过改变桥臂电阻的摆放位置和形状,提高了传感器的灵敏度,并且通过采取高浓度注入电阻拐角区域,得到了较好的零点输出.
短句来源
     In this paper the compensation principle for temperature effect on zero output of Strain gauge transducer is discussed. The new Compensation Method with antenna-type compensation resistance is introduced. Some calculating formulae and experimental results are described.
     论述了应变式传感器零点输出温度影响的补偿原理,介绍了采用“天线”式补偿电阻的新型补偿方法,给出了计算公式和实验结果。
短句来源
     THE COMPENSATION METHOD BASED ON RESISTANCE ADJUSTMENT FOR TEMPERATURE EFFECT ON ZERO OUTPUT OF STRAIN GAUGE TRANSDUCER
     应变式传感器零点输出温度影响的调阻补偿法
短句来源
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  “零点输出”译为未确定词的双语例句
     The Property of Electric Drift of Null Point Output for the Pressure Sensors Excited by a Self-balanced Bridge
     自平衡电桥激励的压力传感器零点输出信号的电漂移特性
短句来源
     We briefly explain the origin of electric drift of the bridge offset and use these results to eliminate the temperature drift for the bridge offset output at zero pressure.
     并结合实验结果对模拟结果进行分析,并简要地论述了电桥零点输出电漂移的起因以及如何利用这些结果来消除热零点漂移。
短句来源
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  zero output
For the affine system with vector control, the problem of stabilization of the zero equilibrium position can be solved by stabilizing the zero output value, provided that the affine system is a minimum phase one.
      
In the case of non-constant returns, it is the cost structure in a neighborhood of the zero output that drives the market structure.
      
For TD, convergence can be enforced with a certain output condition assuring that the δ-error drops on average to zero (output control).
      
The relaxation were about 20% of the full contractions.3.Zy 16039 has no effect on the resting (zero) output of mucus in the ferret trachea.
      
Zero input voltage, for example, should produce a digital zero output.
      
更多          
  zero-output
This technique is proposed in order to decrease amplitude distortion of output signals that can be introduced by the robust DFT calculated within a wide interval including possible zero-output.
      
This implies that the closedloop system is O-GAS and zero-output dissipative, hence iISS.
      
We conclude that the system is 0-GAS and zero-output dissipative; hence iISS.
      


In this paper the compensation principle for temperature effect on zero output of Strain gauge transducer is discussed. The new Compensation Method with antenna-type compensation resistance is introduced. Some calculating formulae and experimental results are described.

论述了应变式传感器零点输出温度影响的补偿原理,介绍了采用“天线”式补偿电阻的新型补偿方法,给出了计算公式和实验结果。

Resistors in series and in parallel are often used to compensate the zero point output and the thermal zero drift for enhancing the measurement accuracy of a pressure transducer. For the newly proposed method, only the current, voltage and zero point output of the Wheatstone Bridge are necessary for making the calculation of the two resistors. Values for the four arm resistors are not required.Thermal zero drift is very small for a single calculation and compensation. The reduction simplifies application and...

Resistors in series and in parallel are often used to compensate the zero point output and the thermal zero drift for enhancing the measurement accuracy of a pressure transducer. For the newly proposed method, only the current, voltage and zero point output of the Wheatstone Bridge are necessary for making the calculation of the two resistors. Values for the four arm resistors are not required.Thermal zero drift is very small for a single calculation and compensation. The reduction simplifies application and cuts productiion cost.

分析了目前已发表的硅压力传感器零点及零点温漂串并联补偿电阻阻值计算方法的缺陷.提出了一种新的计算方法,并对它进行了简化.使得只需测量流过电桥的电流、桥压以及零点输出,而无需测量电阻就可计算出补偿电阻的大小.实验证明,经一次计算补偿,可使零点温漂降低一个数量级,使用极其方便,尤其适用于批量生产.

The relationship among output signal U,bridge voltage V e,supply voltage V cc ,fluid pressure P for pressure sensors,which are excited by a self balanced bridge,is discussed in detail.It is pointed out that electric drift of null point output is always existed not only for the bridge voltage but also for the supply voltage to the whole circuits.The typical curves among them are expressed in the 3D space of U V cc P .A high sensitivity is displayed in Vcc0 equipotential plane,for which U 0=0...

The relationship among output signal U,bridge voltage V e,supply voltage V cc ,fluid pressure P for pressure sensors,which are excited by a self balanced bridge,is discussed in detail.It is pointed out that electric drift of null point output is always existed not only for the bridge voltage but also for the supply voltage to the whole circuits.The typical curves among them are expressed in the 3D space of U V cc P .A high sensitivity is displayed in Vcc0 equipotential plane,for which U 0=0 but much lower sensitivity in the equipotential plane (≈(1/2)V cc0 ),for which U 0/V cc =0.It is suggested that electric drift of the null point output should be taken as one of specifications for pressure sensors.

本文详细的分析了自平衡电桥激励的压力传感器的输出信号U与桥电压Ve、供电电压Vcc及流体压力P之间的关系 ,并指出 ,不仅对桥电压而且对总激励电压都存在零点电漂移 .在U~Vcc、P的三维空间表达了三者之间典型关系曲线 .在U0 |Vcc0 =0 的等势面 (Vcc0 )上显示出高的压力灵敏度 ,而在 U0 / Ucc=0的等势面 (≈ 12 Vcc0 )上 ,压力灵敏度则低的多 .建议零点输出的电漂移应作为压力传感器的一个特性指标

 
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