The cost is high and the error is big in volumetric flow measurement method and velocity measurement.
容积式流量测量方法和速度式流量测量方法存在费用高,误差大的缺点。
In this paper, the algorithm in which normal vector of vertex is used to control simplifying error obtains good result on briefness, simplifying velocity and quality.
本论文中提出以顶点的法向变化情况来控制简化误差的算法在简单性、简化速率和简化质量方面均取得了较好的效果。
For the case of planar interception, the so called relative heading error angle between the relative velocity vector and the LoS (Line of Sight) is chosen as the output to be controlled to zero.
针对平面拦截问题,选择导弹和目标之间的相对速度矢量与导弹-目标视线之间的夹角(称为相对航向误差角)作为将要被控制到零的输出。
This paper deals with two problems, nonzero -offset Fresnel zone in homogeneous media, and the effect of velocity error resulted in NMO correction and stacking on vertical resolution.
本文讨论了均匀介质情况下非零炮检距菲涅耳带和动校、叠加中速度误差对纵向分辨率的影响这两个问题。
According to the analysis of the high and low frequency parts in the equation of integral specific force, a precise velocity error correction algorithm is presented.
通过对积分比力增量方程中高频部分和低频部分的分析,提出了一种高精度的速度误差补偿算法。
It obtains low average mean squared error (MSE), fast convergence velocity and decreases the noise sensitivity at the same time.
该方法计算简单、均方误差小、收敛速度快,并且降低了算法对噪声的敏感性。
The composition and principle of the platform were introduced, and the error equations of attitude Angle, velocity and position were given.
介绍了平台的组成及工作原理,并且推导出平台角误差方程、速度误差方程和位置误差方程。
A step motor phase locking control system and it's velocity error damping method is presented in this paper. A convenient method for engineering design is also given.
本文介绍了一种步进电机的锁相控制系统,为实现这一系统提出了步进电机速度误差阻尼方法,并给出了便于工程使用的设计方法。
Simulation results show that this integrated system can get navigation attitude position with high precision, also the position error and velocity error are decreased.
仿真结果表明:本文提出的组合导航系统能够给出载体的高精度姿态信息,位置误差和速度误差也较小。
With the improvement of measurement velocity in laser heterodyne interference, the theoretical error of laser heterodyne interference seriously restricted the accuracy of measurement.
随着激光外差干涉测量速度的提高,其存在的原理性误差严重影响测量精度。
Analysed main error source of this method, putting forward four important technology to guarantee the precision of calculation and convergent velocity of this method.
分析了本方法的主要误差来源,并由此提出了四个重要的技术措施来保证本方法的计算精度和收敛速度。
By synthesizing twice MTD results, actual velocity of the target is gained. Relation between pulse duty ratio and velocity measurement error is deduced.
综合两次MTD结果得到了目标的实际速度,并推导出了脉冲占空比和速度测量误差的关系式。
With the increase of the velocity and acceleration of the moving target, it produces a large accretion of dynamic error of O-E theodolite.
随着被测目标运动速度和加速度的不断提高,导致光电经纬仪电视跟踪的动态误差急剧增大。
The result of correlation experiments using the incoherent lidar system shows the wide scope of wind measurement and accuracy. The error of wind velocity under different circumstances is analysed.
利用本系统进行了相关实验研究,试验结果表明这样的系统可以获得高的风速范围和测量精度,并进行误差分析。
In addition, an amplitude interpolating method is given to resolve the range coupling shift caused by velocity estimated error.
此外,本文还提出了另一种幅度内插的方法,很好地解决了速度估计误差造成的距离耦合时移问题。
Characteristics of extracting method are analyzed here, so do the effects of velocity and velocity estimated error on this method.
本文分析了目标抽取算法的特点及速度、速度估计误差对此方法的影响。
Depth error in depth migration profile isn't equal to velocity error, sometimes it is twice as many as velocity error.
深度偏移剖面中的深度误差与速度误差并不相等,有时可以达到速度误差的两倍。
The case study indicates the model has a quickly convergent velocity and less error, and prediction result is comparatively consistent with the experimental result.
结果表明,该模型收敛速度快,预测误差小,预测结果与实测结果较为符合。
Error propagation characteristics caused by various error sources for navigation positioning, velocity and attitude are simulated on a digital computer.
同时对各主要误差源所引起的姿态、速度和导航定位误差的传播特性进行了模拟计算。
The experiment error of sound velocity measuring is very small with lissajous figures.
用李萨如图形法测量声速误差较小。
There exists a big error for long spread seismic data process in conventional velocity scanning.
常规速度扫描在处理长排列地震资料时会出现较大的偏差。
The sample and static error compensation, quaternion and attitude updating and algorithm of station and velocity updating were researched.
研究了采样与静差补偿,以及四元数、姿态、位置和速度更新的算法。
It will obtain the NMO velocity error after calculating each time window in accordance with surface consistent principle.
经过计算分别获得各个时窗内动校正速度误差,而静校正量的计算仍然遵循地表一致性原则。
In hardware designing, TMS320F2812 and its peripheral circuit make up the velocity capturing circuit. Anti-skid controller controls slip ratio error and exports braking pressure signal.
在硬件电路设计上,防滑控制器采用TMS320F 2812和外围电路构成速度捕获电路,完成滑移率偏差的控制并输出刹车压力信号。
The reasons for error cut-in grinding of cage spherical outside surface of ball basket constant velocity joint is analyzed, and the solution for the problem is put forward.
分析了球笼式等速万向节保持架外球面切入磨削误差产生的原因,并提出解决和调整方法,从而进一步推导出调整计算式。
In order to correctly reflect the anticipated error of the velocity, this paper discusses the calculation method which can judge the standard error of the bullet movement velo.
讨论了弹丸运动速度之标准误差的计算方法,并给出了标准误差之变化规律。
The sculling error in the velocity calculation is described and sculling optimal compensation algorithms are derived.
分析了速度更新计算中划船误差的产生原理,详细推导了划船补偿算法并对该算法进行了优化。
The wind error retrieved with VAP method mainly focus on tangential velocity, sometimes the error is very big.
VAP法反演的二维风场,误差主要集中在切向分量,有时误差是很大的。
The key technique, therefore, is how to control the divergence of the angular velocity calculation error and improve the calculation precision.
所以,抑制角速度解算误差的发散,提高其解算精度是该项技术研发的关键。
The key technique, therefore, is how to control the divergence of the angular velocity calculation error and improve the calculation precision.
所以,抑制角速度解算误差的发散,提高其解算精度是该项技术研发的关键。
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