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tube-charge-pressure-established
管型燃烧固体火箭发动机压强建立过程计算程序 输入为比热比，燃气气体常数，点火温度，推进剂密度，装药直径（内径和外径），喷管喉部直径，装药体积，燃速相关常数 输出为压强和工作时间(tube type of solid rocket motor combustion pressure build process calculation programs for heat input than, gas gas constant, the ignition temperature, propellant density, charging diameter (inside and outside), nozzle throat diameter, charging volume, burning rate pressure and related constant output to work time )
- 2011-12-26 17:00:19下载
- 积分：1
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WRForce
使用车轨空间耦合系统计算出的60km/h的轮轨力时程数据(Wheel-rail force of speed 60km/h )
- 2020-09-16 20:17:54下载
- 积分：1
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palabos
lbm 开源软件 palabos 教程 可以尽快上手进行计算(calculated lbm open source software palabos tutorial can be started as soon as possible)
- 2021-03-11 11:09:26下载
- 积分：1
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cohesive+inp和for子程序
ABAQUS 有限元子程序，粘弹性本构，蠕变应力松弛测试拟合结果(ABAQUS umat creep stress relaxation fitting result)
- 2020-07-01 00:20:01下载
- 积分：1
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numerical-methods
数值方法的5个重要的算法：
1.[Dirich.m] 求解拉普拉斯方程的狄利克雷方法. 用于偏微分方程的数值解
2.[Hamming.m] 汉明方法是用来修正微分方程的多步预测。
3. [Milne.m] 米尔恩 - 辛普森差分方程求解方法，用于预测校正方法。
4. [Rkf45.m]龙格 - 库塔 - 沃尔伯格错误控制和步骤的方法求解微分方程的近似解
5.[Romber.m]著名的龙贝格积分源代码。计算结果存在并显示为下三角矩阵。(Numerical Methods in five of the more important algorithms:
1. [Dirich.m] to solve the Laplace equation Dirichlet method for the numerical solution of partial differential equations
2.[Hamming.m] Hamming method is the multistep forecast corrected differential equations.
3. [Milne.m] the Milne- Simpson method as a differential equation solver used forecast correction method.
4. [Rkf45.m] Runge- Kutta- Wahlberg error control and step method for solving differential equations approximate solution
5. [Romber.m] the famous Romberg integral source code numerical integration, the presence of computable results show a lower triangular matrix.)
- 2013-03-09 01:35:19下载
- 积分：1
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rotation
fluent 旋转边界算例，可以了解运动机械在fluent模拟中的设置(fluent rotation the boundary example, you can understand the mechanical movement set in fluent simulation)
- 2020-11-03 10:59:53下载
- 积分：1
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youhua
fortran最优化计算方法常用程序汇编
包括一维最优化部分、无约束优化部分、约束优化部分
0.618法，分数法、二次插值法、三次插值法
共轭梯度法、DFP变尺法（导数）、DFP变尺法（差分）、阻尼最小二乘法、鲍威尔法、模式搜索法、单纯形法
混合罚函数法（SUMT调用DFP）、混合罚函数法（SUMT调用鲍威尔法）、综合约束函数双下降法、可变容差法、复合形法、网格法、随机试验法、解线性规划的单纯形法(fortran optimization calculation method used to assemble
Including one-dimensional optimization section, part of unconstrained optimization, constrained optimization part
0.618, fractional method, quadratic interpolation, cubic interpolation
Conjugate gradient method, DFP becomes ruler Act (derivative), DFP variable scale method (differential), damped least squares method, Powell method, pattern search method, the simplex method
Mixed penalty function method (SUMT call DFP), mixed penalty function method (SUMT call Powell Law), integrated dual descent constraint functions, variable tolerance method, the complex method, grid method, random test, solving linear programming simplex Method)
- 2014-05-21 10:33:13下载
- 积分：1
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lyb
对于应用数学专业学习非线性混沌控制的学生非常有用，可以下载并尝试自己动手改变后半部分，就能应用于新系统中(For students applied mathematics learning nonlinear chaotic control is very useful, you can download and try yourself to change the second half, will be able to be applied to the new system)
- 2012-11-28 14:25:14下载
- 积分：1
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LU-SGS
利用时域有限差分求解CFD问题，其中差分格式为LUSGS，是求解流体问题的理论基础(Solved using finite-difference time-domain CFD problems, in which the differential form LUSGS
)
- 2011-12-15 22:43:30下载
- 积分：1
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EKF_UKF_PF_EKPF
EKF,UKF,PF,EKPF四种滤波算法的比较和matlab编程，能实现简单的单个目标跟踪滤波(EKF, UKF, PF, EKPF four kinds of comparison and filtering algorithm matlab programming, to achieve a simple single target tracking filter)
- 2021-04-27 10:28:44下载
- 积分：1
