灵敏系数的计算是不确定度计算的关键。
Sensitivity coefficient calculation is the key point of uncertainty evaluations.
考虑了线性相关的情况,并给出了计算验算点及灵敏系数的公式。
The linear correlation of random variables is considered and the formulas for computing the checking point and the sensitivity coefficient of...
介绍了采用等强度梁和与测量片并联电阻的方式测定电阻应变片的灵敏系数的方法。
It introduced the methods of measuring the sensitive coefficient of the strain gauge of electrical resistance by means of equal-strength beam and the parallel connection with the measure gauge.
试验结果表明,钛合金封装的线性度及应变灵敏系数优于不锈钢材料封装的传感器。
Experimental results show that the linearity and the strain sensitivity coefficient of packaged by titanium alloy are better than that of the FBG packaged by stainless steel.
本文采用大子样、小子样抽样理论的数理统计方法,评定电阻应变计灵敏系数的精度等级。
The rank of accuracy of electric resistance strain gage factor is evaluated according to the sampling theory of large samples or small samples.
作者介绍了利用抽样检验标定一批电阻丝片的灵敏系数的平均值及其误差范围的几种统计方法。
Several sampling methods leading to the estimation of mean value and the setting of tolerance interval of the sensitivity coefficients of a lot of strain gages are introduced.
采用等强度梁、挠度计、并联电阻箱、电位差计等测定电阻应变计的灵敏系数是一种常用的方法。
Shunting resistance box is a commonly used method in the determination of the sensitivity coefficient of the resistance strain gauge with the equal-strength beam aparatuses.
用电阻应变仪对布拉格光栅光纤传感器应变传感特性进行实验对比标定,得出了表征fBG性能的应变传感灵敏系数。
A calibration test has been performed on FBG with strain gauges, and the strain sensing sensitivity coefficient of the properties of FBG was gained.
针对九种不同的测试方法,理清所有的影响因素对制冷量的传递关系,分析得出反映传递关系的灵敏系数,初步建立分析不确定度的模型。
Aim at all the tests, deduce the sensitivity coefficients reflecting the transfer relation by make all the factors infecting the output and erect the uncertainty model elementarily.
本文还证实了线性超应力模型可以予测实验条件下等应变区的存在,给出了铝和铜的速率灵敏系数K的建议值,讨论了铝的K值的普适性等问题。
The numerical values of the rate-sensitivity parameters K for aluminum and copper are proposed. The essence of general applicability of parameter K is considered for aluminum.
SENSE重建算法通过计算重叠位置的线圈灵敏度系数,将多个线圈得到的有重叠伪影的图像进行展开,得到一幅全-FOV 的无重叠的图像。
SENSE reconstruction algorithms can unfold the superposed voxels and combine into a full FOV image by the calculation of the coil sensitivity with the body coil reference scan data.
本文给出了连续系统中计算二次型性能函数对反馈系数阵的一阶和二阶灵敏度的全套公式。
A set of formulas for the computation of quadratic performance function associating with first and second-order sensitivities of feedback coefficient matrix is given in this paper.
为了获得高的灵敏度,本设计采用了噪声系数很低的前置放大器,并进行了可靠的接地、屏蔽等处理。
To achieve high sensitivity, the pre-amplifier with very low noise figure is adopted in the design, and reliable grounding and shielding processing are performed.
并通过实验标定ASE光源谱特性解调应变灵敏度系数。
The strain sensitivity was demarcated by experiment using spectrum character of ASE demodulation.
分析也表明,利用聚焦的几何排布测量材料的非线性系数,具有比常规Z扫描方法更高的灵敏度。
Meanwhile, the analysis also shows that the sensitivity of Z scan technique with the focused optical system is higher than that of common Z scan technique.
探讨了在酸性介质中以硝酸铯作消电离剂,应用次灵敏线作为吸收线来测定常量钾的最佳条件、线性相关系数。
The conditions of determination are that we used cesium nitrate as eliminated electrolytic reagent in the acid medium and applied the subsensitive line as absorption line.
在评定由于各个直接测量参数引入的不确定度时,用数值计算的方法计算灵敏度系数。
Calculate the sensitivity coefficient by numerical calculation during estimating the uncertainty that brought by the uncertainty of the direct measurement parameters.
具有额定流量系数大,可调比大,密封效果好,调节性能灵敏,体积小,可竖卧安装等优点。
It's with large flow coefficient and adjustable, excellent sealing, sensitivity regulate performance, small size, vertical horizontal installed.
本文提出了系统特征系数灵敏度的概念,导出了特征系数灵敏度与特征值灵敏度间的关系。
A new concept, characteristic coefficient sensitivity, is introduced. The relationship between it and eigenvalue sensitivity is also given.
讨论了采用相对灵敏度系数进行多外标归一校正的可行性。
The feasibility of normalization with multi-external standards using relative sensitivity coefficients was discussed.
基于解非线形规划的凸单纯形法,对一类线形分式规划的消耗系数矩阵进行灵敏度分析。
Based on the convex simplex method for nonlinear programming, a sensitivity analysis of consumption coefficient matrix in linear fractional programming is presented.
波导效应所引起的应变灵敏度系数都比弹光效应小几个数量级,因此可以忽略。
The strain sensitivity induced by the waveguide effect is several orders of magnitude smaller than that induced by the strain-optic effect, so it can be neglected.
信息分配系数确定的新方法由于实现了联邦滤波器局部滤波的最优性,从而提高了软故障检测灵敏度。
The new method to determine the optimal information sharing coefficients gives the optimal local filter design, so it improves soft-fault detection sensitivity.
通过减去对应点的零位水平可消除零位波动,然后和补偿系数相乘来修正灵敏度波动;
The zero level of corresponding point is subtracted from sampled value to eliminate the zero fluctuation and multiplied by compensating coefficient to modify the sensitivity fluctuation.
理论分析表明PVDF薄膜的声学灵敏度与膜的厚度和膜的弹性刚性系数成正比。
Theoretical results show that the piezoelectric sensing sensitivity of PVDF film is proportional to film thickness and inversely proportional to the elasticity constant S.
详细研究了两种基体材料上钢管封装的光纤光栅应变传感器的应变灵敏度系数。
And the strain sensitivity coefficients are studied in detail when sticking the mental tube packaged FBG sensors on two materials.
同时,采用了较为精确的过剩噪声系数表达式,给出了灵敏度与暗电流的关系曲线。
In the meanwhile, with using more accurate expression of the avalanche excess noise factor, we give a relation schema between sensitivity and dark current.
对提高光纤光栅压力灵敏度系数的聚合物封装光栅的新方法进行了研究。
This paper studied the new method of the polymer packaging grating to improving the optical fiber grating stress sensing sensitivity coefficient.
对提高光纤光栅压力灵敏度系数的聚合物封装光栅的新方法进行了研究。
This paper studied the new method of the polymer packaging grating to improving the optical fiber grating stress sensing sensitivity coefficient.
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