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Design changes of device to investigation of alloys linear contraction and shrinkage stresses
Linear contraction Shrinkage stresses Experimental set-up Aluminium-silicon alloy
2011/4/1
Some design changes in device elaborated by author to examination of linear contraction and shrinkage stresses progress of metals and alloys during– and after solidification have been described. Th...
A PHRASE-LEVEL PIECEWISE LINEAR SCALING ALGORITHM FOR MELODY MATCH IN QUERY-BY-HUMMING SYSTEMS
Phrase-level Piecewise Linear Scaling Query-by-Humming
2013/6/28
The Query-by-Humming (QBH) system allows users to retrieve songs by singing/humming. In this paper we propose a phrase-level piecewise linear scaling algorithm for melody match. Musical phrase boundar...
Linear Relations Among Small-Angle Scattering Intensities
multiphase systems linearly related intensities scattering density changes
2009/6/16
We give the general conditions to be fulfilled for the small-angle scattering intensities of
samples, differing in their scattering densities and volume fractions, to be linearly related
as well as ...
Nonlinear Resonances of Laser Cooled Ions in a Linear Paul Trap due to the Anharmonicity of the Trap Potential
Linear Paul trap Anharmonicity Nonlinear resonance Laser cooling
2009/6/12
The anharmonicity of the trap potential influences the motion of trapped and laser-cooled ions. The magnitudes of higher-order components of the trap potential depend on the electrode geometry. In thi...
An Iterative Decomposed Piecewise-Linear Model Description
An Iterative Decomposed Piecewise-Linear Model the PWL characteristic
2010/12/3
A model description for the representation of one-dimensional piecewise-linear characteristics is presented. The model can be denoted as a decomposed one, because the independent and dependent variabl...
Investigations of linear contraction and shrinkage stresses development in hypereutectic al-si binary alloys
Linear contraction Shrinkage stresses Hypereutectic aluminium-silicon alloy
2011/4/1
Shrinkage phenomena during solidification and cooling of hypereutectic aluminium-silicon alloys (AlSi18, AlSi21) have been examined.A vertical shrinkage rod casting with circular cross-section (const...
两冲程HCCI自由活塞式内燃发电机仿真(Simulation of Two Stroke HCCI Free Piston Linear Alternator)
发电机 自由活塞 Matlab/Simulink Chemkin
2009/5/22
综合利用Matlab/Simulink、Chemkin、电磁场有限元法对HCCI自由活塞式内燃发电机建立了仿真模型。分析了系统的运动特征,阐明了它与传统内燃机运动规律的差异。讨论了变负荷、燃空当量比下自由活塞式内燃机的变压缩比特性。仿真结果表明,自由活塞式内燃发电机能够根据外部参数调节压缩比,当工作在高压缩比下时,有利于提高燃烧效率、降低内燃机排放。
内燃—直线发电集成动力系统的喷油器流量特性(Flux Characteristic of Injector for Internal Combustion Linear Generator Integrated Power System)
内燃机 直线电机 喷油器
2009/5/22
为确定符合内燃—直线发电集成动力系统(ICLG)工作要求的电控喷油器,在分析喷油器工作原理的基础上,建立了一套用于喷油器流量特性研究的测控系统。本文利用该系统对所选用的喷油器进行了流量特性测试,得到了其动态流量特性曲线,并通过误差分析和电流信号分析,最终确定了该喷油器的喷油量计算公式,为燃油量的精确控制提供了依据。
奶牛体型评定三维图像同步采集系统(3D Synchronization Imaging System for Linear Appraisal of Dairy Cow Conformation)
奶牛 体型评定 三维图像
2009/5/22
设计奶牛体型评定三维图像同步采集系统,采用集散控制结构协调奶牛定位设备、图像采集装置按预定时序工作,应用3个CCD彩色摄像机与具有多通道、多独立图像芯片的DH—QP300型图像采集卡,实现了奶牛三维图像同步采集;采用LabVIEW软件作为采集主程序,通过调用动态链接库控制通用图像采集卡,选用场方式采集模式提高图像质量。试验证明,每头奶牛的图像采集与线性评定时间在3min左右,小于5min(标准)。...
A Multi-Step Linear Approximation Method for Nonlinear Analysis of Stress and Deformation of Coated Plain-Weave Fabric
Coated plain-weave fabric Material nonlinear analysis Multi-step linear approximation
2009/5/5
The elastic constants are approximately determined using a multi-step linear approximation method for more accurate material nonlinear analysis of coated fabric membrane structures. The approximate ...
A New Procedure to Solve the Non-Linear Reaction-Diffusion Equation
reaction-diffusion equation solution similarity transformation
2009/4/28
A New Procedure to Solve the Non-Linear Reaction-Diffusion Equation.
Linear forcing for numerical generation of anisotropic turbulence field
Linear forcing numerical generation anisotropic turbulence field
2009/4/9
A new numerical method to generate anisotropic turbulence field in the large eddy simulation was proposed. Based on the assumption that the mean shear is the only external force to maintain the struct...
Optimal thrust allocation method under the constraints on azimuth thrusters' angles using piecewise linear interpolation
azimuth thrusters' piecewise linear
2009/3/27
Thrust allocation is one of the most important problems for the motion control of a ship with rotatable azimuth thrusters.
An Alternative Approach to Non-Log-Linear Thermal Microbial Inactivation: Modelling the Number of Log Cycles Reduction with Respect to Temperature
predictive microbiology thermal processing inactivation kinetics
2009/3/16
A mathematical approach incorporating the shoulder effect during the quantification of microbial heat inactivation is being developed based on »the number of log cycles of reduction« conce...
A multiwavelength erbium-doped fiber MOPA laser with partial overlapping linear cavities
mutliwavelength laser erbium-doped fiber (EDF)
2011/5/10
In this paper, we propose a multiwavelength erbium-doped fiber laser (MW-EDFL). The configuration of the MW-EDFL consists of several linear Fabry–Perot (FP) cavities and a master-oscillation-power-amp...