测量误差
- measurement error;error in measurement
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讨论了利用改进的I-Q解调法进行变压器相位检测的原理,对实际信号处理流程和测量误差进行了分析,并采用Matlab进行了仿真研究。
The principle of the transformer phase measurement by the improved I-Q demodulation algorithm is discussed . The flow chart to process signals and the error in measurement are analyzed . The emulation research with Matlab is carried out .
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防雷接地电阻测量误差分析
Analysis of Error in Measurement of Lightning Protection Grounding Resistance
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基于正态假设,提出了测量误差模型lackoffit检验的一种方法。
Based on the normal assumptions , another method for lack of fit tests for linear errors in variables model is proposed .
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测量误差的绝对值不大于±1mm。
The absolute error of level measurement can be less than ± 1mm .
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HTG系统液位测量误差分析与修正
Error analysis and correction in level measurement of HTG system
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因此本文导出了同时顾及不同脉冲星测量误差的差异及空间几何结构的DOP计算公式。
The DOP formula is deduced considering both unequal observation errors for various pulsars and their geometry configuration .
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由于渔业资源评估中补充量的剧烈变动、亲体量的测量误差以及时间序列的偏差常常使亲体补充量(SR)关系模型的确定存在很大偏差问题。
Variations in environmental variables and measurement errors often result in large and heterogeneous deviations in fitting fish stock-recruitment ( SR ) data to an SR statistical model .
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利用分数(形)布朗运动(FBM)模型,分析了飞行器弹道测量误差数据的分形特性;
Based on Fractal Brownian Motion ( FBM ) model , tracking residual data for vehicle is processed .
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为评价超精密工作台自标定过程中由随机测量误差引起的标定不确定度,提出了基于MonteCarlo模拟的自标定不确定度定量评价方法。
The self-calibration uncertainty of ultra-precision stages caused by random measurement noise was evaluated using Monte Carlo simulations . The maximum uncertainty amplification factor of the self-calibration algorithm was used as the quantitative evaluation index .
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然后分析了CCD的非线性效应和积分抽样效应所造成的测量误差,并提出了相应的解决措施;
Then , the nonlinear effect of the CCD ' response and the CCD 's integral sampling characteristics effect on the Fourier transform profilometry are investigated , some proposes are put forward to clear up these error ;
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由于DLP伽马非线性的存在,变形条纹中会出现高次谐波,可能导致频谱混叠,带来测量误差。
However , the gamma nonlinearity of DLP introduces specific higher-order harmonics , which perhaps leads to appearance of spectrum aliasing , and error of measurement .
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通过BF3探测器阵列测到了DD中子产额。中子产额103~105,测量误差±20%到±100%。
An BF3 counter array was used to measure D-D neutron yield ranging from 103-105 , and the measurement errors were between ± 20 % and ± 100 % .
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野外环境下用100MHz天线对湖底62m内的不同目标进行勘探,测量误差在5%~8%范围内,实现地质雷达对地下目标体的高精度定位。
In field case , exploration accuracy was 5 % ~ 8 % when we used 100 MHz antenna to detect a few different objects located below a lake surface within 6.2 m. So locating accurately subterranean objects by geological radar has been realized .
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本课题研制的拱形法测试系统,主要用于评估射频吸波材料在自由空间的吸波性能,分析测量误差的来源,并根据测试结果来评定吸波材料在1GHz~5GHz频段的应用价值。
The arch test system is mainly used in valuating absorbing performance of RF absorbers in free space . According to test data , we analysis the origin of the measured error , and obtain absorbers , application value from 1 GHz to 5 GHz .
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对定位测量误差进行了仿真,结果表明,利用该方法并合理布站可显著提高坐标测量精度,对于机动大目标的坐标测量误差小于0.20m。
The simulation of positioning and measurement errors is carried out . The results show that with this method and reasonably arrangement of measuring stations , then the coordinate measurement accuracy can be obviously improved . For the mobile large target , its coordinate measurement error is less than 0.20m .
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电气测量误差的分析与消除方法
Analysis of electrical equipment measuring errors and ways to avoid them
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矿山测量误差预计系统的设计与实现
Design and Realization of the Error Estimation System in Mine Survey
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全面分析了它的原理、特性及非线性测量误差。
Its principle , characteristic and non-linear measurement error is analysed .
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带电细丝温度测量误差分析
The Analysis on Measuring Error of Thin Wire 's Temperature
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冲击电压数字测量误差理论计算的新方法
A new theoretical calculation method of errors in digital measurement of impulses
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单摆摆锤偏心引起的测量误差分析
The Measurement Error Caused by the Eccentric Weight of a Single Pendulum
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电子式电度表测量误差的软件补偿
The Software Compensation for Measure Error of Electronic Watt-hour Meter
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电桥灵敏度与测量误差的研究
Research on Sensitivity of Electrical Bridge and Measure Error
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全站仪棱镜常数未改正引起的测量误差分析
Analyses of the Survey Errors caused by Uncorrected Prism Constants of Total Station
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光学焦距测量误差分布的实验研究
Experiment research on the error distribution of optical measurement
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用实时小波分析消除噪声的动态测量误差补偿
Dynamic Measurement Error Compensating of Real-time Wavelet De-noising Algorithm
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小型三轴数字罗盘测量误差分析
Measurement Error Analysis of a Minitype 3-axis Digital Compass
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一种减小测量误差影响的电力系统快速测频算法
New Algorithm of Electric Power System Fast Frequency Measurement
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多波束条带测深仪的动态测量误差评估
Estimation of Dynamic Measuring Error for Multibeam Swath Bathymeter
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模拟内插法及其测量误差分析
Analog interpolation method and its measurement error analysis