零位漂移

便携式防爆数字液位仪可忽视的零位漂移仪表

Portable explosion-proof digital level gauge negligible zero drift

可忽视的零位漂移仪表重力仪混合零点位移

Negligible zero drift compound drift of gravimeter

为解决长时间颅内压监护中存在的零位漂移问题，研制了LCY-3E智能颅内压监护仪。

The LCY-3E intelligent intracranial pressure ( ICP ) monitor uses a microcomputer system for measurement and control .

结果本肌肉压力微机测量系统具有零位漂移不明显，机械滞后小，传感器在空气及生理盐水中的绝缘电阻值均大于200MΩ，载荷-应变曲线线性度好等特点。

Results Drift and mechanical lag were little . The insulated resistance value of the transducer was more than 200M Ω whether the transducer was in air or in normal saline for a long time . The linearity of the load strain curve was good .

光纤陀螺零位漂移温度补偿的混合线性回归模型研究

Research on Mix Linear Regression Model of Temperature Compensation on FOG Drift

基于神经网络的压电陀螺的零位漂移补偿

Zero point drifts compensation for piezoelectric gyro based on BP neural network

光源特性对光纤陀螺中零位漂移影响的分析

Effect of characteristics of optical source on zero drift of fiber optic gyro

变送器在测量前，应校核它是否发生了零位漂移。

Before measurement the transducer must be checked for its " zero position shift " .

通过大量实验给出了优化参数组合下的开环频率特性和零位漂移特性。

The open-loop frequency characteristics under a set of premium parameters were presented by experiments .

因此在应用中必须对光纤陀螺零位漂移和温度的关系进行建模，提高陀螺在不同温度环境下的精度。

So the model between FOG drift and the temperature must be established to improve its accuracy in different temperature .

光纤陀螺仪的零位漂移容易受到环境温度因素的影响，从而改变光纤的陀螺精度。

Fiber optic gyro ( FOG ) drift is easily affected by temperature around FOG , and FOG accuracy will be changed .

在系统的初始对准过程中解算光纤陀螺的零位漂移，在系统的导航工作状态下进行标度因数和安装误差的迭代解算。

Bias of FOG was calculated during system initial alignment , scale factor and installation error of FOG were calculated during system navigation .

在建立光纤陀螺漂移与温度的混合线性回归模型时，考虑温度变化率和温度梯度等因素的影响，对光纤陀螺零位漂移的温度补偿精度更高。

So the compensation accuracy of FOG drift can be improved by introducing the temperature rate and its grads when establishing the mix linear regression model .

经过大量的试验和计算分析表明，环境温度变化率和环境温度梯度对光纤陀螺零位漂移的影响大于环境温度对漂移的影响。

By large amount of experiments and calculations , the result shows the effects on FOG accuracy of temperature rate and its grads are greater than of only the temperature itself .

对扫描探针显微镜（SPM）仪器漂移的定量测量的几种方法进行探讨，提出应用二维零位标记进行漂移测量。

Several quantitative drift measurement techniques for scanning probe microscopy ( SPM ) were introduced . A new method using two-dimensional zero-reference masks was proposed to measure the SPM drift .

针对中低精度的压电陀螺静态零位输出随温度漂移严重的问题，分析了产生的原因，做了相应的实验，提出了用BP神经网络进行补偿的方法。

In the view of serial temperature excursion of piezoelectricity gyro , we analysis the reason for temperature excursion , do the experiment , and propose the way of BP neural network to compensate the temperature excursion .

文章介绍了一种基于高增益靳波自稳零运放的I/F转换器，使电路本身能够对零位和漂移进行自校正。

This paper introduce a kind of converter based on Super Chopper-Stabilized Operational Amplifier , which can revise the zero offset of circuit .