文章提出了一种利用模态参数和由振动试验数据求得的频响函数来进行模型修正的方法。
This paper presents a synthesized model updating method using the modal parameters and frequency response functions(FRF) extracted from the vibration test data.
扼要介绍结合声发射检测系统仪器的实际条件以及标定试验求取系统脉冲响应函数的方法。
Dealing with the concrete conditions of instrument system and its calibration tests, tbe method to determine the impulse response function of acoustic emission is introduced briefly.
以桥墩的基本振型函数为基础,推导出基于试验动力参数的在役桥梁结构延性系数的计算公式,并给出了结构非弹性地震力的求解方法。
Based on the piers mode shape function, this paper studied the methodology of structure ductility coefficient by modal test and the procedure of the structures inelastic seismic force.
提出了描述标准击实试验中土料干密度和含水量之间函数关系的拟合正交多项式方法。
Fitting orthogonal polynomial method for characterizing the functional relationship between the dry density and moisture content of earth-fill in standard compaction test is presented.
本文介绍如何在试验设计中分析函数曲线的方法。
The purpose of this study is find a way to analyze one continuous interval function in experiments plan-ning.
试验结果表明:付立叶级数滤波法是一种行之有效的方法,并便利于用调制传递函数评价影象质量。
The results show that Fourier Series Smoothing method is not only an efficient method, but also is easy to estimate image quality using modulation transfer function.
本文中提出了一个间接方法,利用线性转子模型,分别用理论分析和试验方法确定系统的频响(传递)函数矩阵。
This paper presents an indirect method, in which frequency response transfer function matrices are analytically and experimentally determined respectively, using linear rotor models.
提出了一种改进满意度函数的方法来解决质量工程中的三响应试验设计优化问题。
This paper proposed a method with an improved desirability functions to solve three response optimization problems in quality engineering.
提出了两种试验方法、试验步骤、试验后材料腐蚀速率的计算,建立材料损伤函数的几个步骤。
Two test methods are suggested, steps of test, the erosion - speed guage of material in wake of test- Several steps of damage function setting.
文中针对SINS误差模型车载验证试验方案研究中遇到的问题,首先深入分析了环境函数矩阵的两种不同类型的求解方法。
Aiming at the problem in distinguishing SINS instrumentation error through text on vehicle, this paper firstly analyses two types computing method for environment function matrix.
采用了仪表化冲击试验设备和双曲正切函数回归计算的数据处理方法,因而确保了实验结果的准确性。
The advanced instrumented impact test equipment and the method for treating test data with the hyperbolic tangent function ensure the accuracy of results.
此外,对作物水分生产函数的试验方法和试验处理设计作了介绍。
Besides, the methods for testing crop-water production function and design of experimental treatments are also discussed.
本文基于等效力控制系统的传递函数和数值模拟,主要研究了实时子结构试验等效力控制方法中的零点问题。
Based on the transfer function of equivalent force control system and the numerical simulation, this paper primarily studies the zeros problem which appears in RST with EFCM.
用抽样试验的方法实际求取模糊子集的从属函数。
The membership function of the fuzzy subsets can be actually obtained witha sampling survey method.
借助结构动力试验中阻尼比的确定方法,提出用平稳度指数来评价单峰点包线函数平缓程度。
With the aid of the method for determining damping ratio in structural dynamic experiment the so called stationarity index is used to estimate the gentleness of the peak's slope.
对透平机械常用的叶轮的固有振动问题给出了一种试验与计算相结合求取其精确振动模态函数的方法。
This paper gives a method of combining experiment with theoretical calculus, which can be used to obtain the precious vibration mode functions of disk bladed of turbine machinery.
采用正交试验方法,以岩体稳定性为原则建立目标函数,获得滨海基岩开采最佳采场结构参数。
Using the Orthogonal test method, the optimal structure parameters in subsea mining are obtained by constructing a objective function based on the principle to keep the stability of rock masses.
方法用失拟分析方法对含有重复试验数据的期望函数进行失拟检验。
Methods Using the lack of fit analysis to test the model expectation function under repeated measure design.
该方法能够描绘出反应器内各点的水流速度以及涡流函数分布,且模拟结果与试验测定结果吻合得较好。
This method can describe the water flow velocity and vortex function distribution on all points of the reactor, with the simulation result in good coincidence with field test data.
给出了常用的试验数据函数变换方法,确定了对试验数据进行函数变换的一般原则。
The methods of transformation of function of test data were given. Usual principle for the transformation of function of test data was determined.
试验结果表明锥函数插值模型算法是一类有效的直接方法,值得进一步研究。
The results show that conic interpolation model method is an efficient direct search method. This should be further researched.
近似模型是一种能够反映设计变量与性能响应之间函数关系的数学模型,通常是结合试验设计和近似拟合方法建立的。
The approximation model which is built by experimental design and approximation method can express the relationship between design variables and responses.
毁伤响应函数的获取是毁伤效能评估中至关重要的研究内容,其主要研究方法是试验归纳。
While evaluating damage efficiency, it is especially important to deduce the damage response function, which is mainly achieved by deduction from a variety of experiments.
模态测试时,利用单点(多激振点)激励多点响应模态试验分析方法来获取完整模态参数,引入相关函数分析测试信号的可靠性。
During the model test, integrity modal parameters are obtained via the single-input multi-output analysis method. The reliability of tests signals is also evaluated by the coherence function.
本文阐述了试验的方法与步骤和将X—Y函数仪自动记录的曲线转换成实际应力曲线的方法。
In this paper, we describe the method and steps of tents, and the way to transform the curves rec rded automatically by the X-Y Function Recorder into the true stress-true strain curves.
此外,对作物水分生产函数的试验方法和试验处理设计作了介绍。
Besides, the methods for testing crop-water production function and design of experimental treatments are also dis...
试验结果表明,在选择了适当的小波基函数和阈值的情况下,采用小波变换的消噪方法对舰船辐射噪声信号进行消噪处理,可以取得良好的效果。
The results prove that we can get a very effective outcome by the method of wavelet transformation if the adaptive wavelet base and threshold value are chosen.
试验结果表明,在选择了适当的小波基函数和阈值的情况下,采用小波变换的消噪方法对舰船辐射噪声信号进行消噪处理,可以取得良好的效果。
The results prove that we can get a very effective outcome by the method of wavelet transformation if the adaptive wavelet base and threshold value are chosen.
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