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sgp4-master
说明: C++ SGP4 Satellite Library
- 2020-06-24 14:20:01下载
- 积分:1
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CompDam_DGD
说明: 摩擦力是抵抗固體表面,流體層和材料元件相對滑動的相對運動的力。有幾種類型的摩擦:幹摩擦是一種與之相反的力(friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. There are several types of friction: Dry friction is a force that opposes the)
- 2020-06-23 10:00:01下载
- 积分:1
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lle
一种流形学习算法,用于非线性降维,文章发表在2000年science杂志上,是一种非常经典的算法。(A manifold learning algorithm for nonlinear dimensionality reduction, articles published in science journal in 2000, is a very classic algorithms.)
- 2009-05-26 10:45:59下载
- 积分:1
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zhaomingdagonglvfaguanerjiguan
根据传热理论, 建立了大功率发光二极管的有限元模型. 选择了4 种键合材料( 高导热导电
银胶、纳米银焊膏, 大功率芯片键合胶、Sn70Pb30) , 4 种基板材料( Al2O3、A lN、A-l SiC、铜钼合金) .
采用ANSYS 有限元热分析软件进行了温度场仿真, 得到了大功率发光二极管封装材料的最优选
择. 研究了基板厚度、芯片输出功率及外接热沉时对发光二极管结温的影响.(Heat transfer theory, the finite element model of the high-power light-emitting diode. Choose four kinds of bonding material (high thermal conductive silver glue, nano-silver paste, high-power chip bonding glue Sn70Pb30) substrate material ( Al2O3, A lN, Al SiC, copper molybdenum alloy). temperature field simulation using ANSYS finite element thermal analysis software, the optimal choice of high-power light-emitting diode packaging materials. substrate thickness, chip output power and external heat Shen light-emitting diode junction temperature.)
- 2012-10-25 13:22:30下载
- 积分:1
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COMSOLMultiphysics(1)
COMSOL_Multiphysics基本操作指南和常见问题解答,非常有助于帮助使用有限元建模的朋友!(COMSOL_Multiphysics basic instructions and FAQs, very helpful in helping friends using finite element modeling!)
- 2013-06-09 11:32:35下载
- 积分:1
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常微分方程数值解法
常微分方程数值解法,又是一个数值分析的常用算法(Numerical Solution of ordinary differential equations, numerical analysis is a common algorithm)
- 2005-01-31 22:13:30下载
- 积分:1
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qk_AG
捷联惯导卡尔曼滤波算法初始对准,参考哈工程的硕士写的,效果可以,但是不知道观测量是如何构造的。(Kalman filter algorithm SINS initial alignment, Master of Engineering Reference Kazakhstan write, the effect can be observables but do not know how to construct.)
- 2012-09-22 22:57:27下载
- 积分:1
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jacobi
雅可比迭代(过关法)计算实对称矩阵的特征值和特征向量(Jacobi iteration (immigration law) the calculation of Real Symmetric Matrix Eigenvalues and eigenvectors)
- 2020-08-03 17:08:34下载
- 积分:1
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高速工况HWFET下瞬时功率计算
由工况HWFET数据和整车参数来计算整车瞬时需求功率,并绘制出功率需求图。(The instantaneous demand power of the whole vehicle is calculated by the HWFET data and the vehicle parameters, and the power demand map is drawn.)
- 2021-03-14 15:19:23下载
- 积分:1
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YALL1_Group_20120223
莱斯大学一位大牛的带l1范数的目标函数求解的程序,包含多种比较方法, 非常适合优化计算研究,与图形图像优化求解问题等。(Rice University with a large cattle l1 norm objective function to solve the program contains multiple comparison method is very suitable for optimum calculation of the graphic image optimization problem.)
- 2020-12-17 09:49:11下载
- 积分:1