搜索结果: 1-15 共查到“机械学 Method”相关记录19条 . 查询时间(0.367 秒)
High-fidelity modeling of a backhoe digging operation using an explicit multibody dynamics finite element code with integrated discrete element method
Multibody dynamic discrete element method backhoe
2015/1/12
In this thesis, a high- fidelity multibody dynamics model of a backhoe for simulating the digging operation is developed using the DIS (Dynamic Interactions Simulator)multibody dynamics software. Sand...
Th Parameter Signature Isolation Method and Applications
Parameter Signature Isolation Method Applications
2014/10/24
Th Parameter Signature Isolation Method and Applications.
Feature Extraction Method Based on Pseudo-Wigner-Ville distribution for Rotational Machinery in Variable Operating Conditions
feature extraction pseudo-wigner-ville distribution
2011/8/4
In the case of fault diagnosis for roller bearings, the conventional diagnosis approaches by using the time interval of energy impacts in time-frequency distribution or the pass-frequencies are based ...
A Solution Domain Boundary Analysis Method and Its Application in Parameter Spaces of Nonlinear Gear System
control parameter space solution domain boundary analysis
2011/8/4
Mastering the influence laws of parameters on the solution structure of nonlinear systems is the basis of carrying out vibration isolation and control. Many researches on solution structure and bifurc...
Modeling Method of Automotive Body CAN/LIN Nets Application Protocol Based on Object-oriented Colored Petri Net
automotive body CAN/LIN bus information sharing
2011/8/4
Recently automotive nets are adopted to solve increasing problems in automotive electronic systems. Technologies of automotive local area network from CAN and LIN can solve the problems of the increas...
Virtual Reconstruction of Long Bone Fracture in Car-to-pedestrian Collisions Using Multi-body System and Finite Element Method
passenger car pedestrian accident lower limb FE model long bone fracture
2011/8/4
Lower limb injures are frequently observed in passenger car traffic accidents. Previous studies of the injuries focus on long bone fractures by using either cadaver component tests or simulations of t...
Performance Investigation of Cone Dielectric Elastomer Actuator Using Taguchi Method
dielectric elastomer actuator performance objective Taguchi method
2011/8/4
Dielectric elastomer actuator (DEA) show promise for mechatronic applications due to the advantages of dielectric elastomer, such as lightweight, flexible, low cost, high strain, etc, and many configu...
Feature Extraction Method Based on Pseudo-Wigner-Ville distribution for Rotational Machinery in Variable Operating Conditions
feature extraction pseudo-wigner-ville distribution variable operating condition
2011/8/4
In the case of fault diagnosis for roller bearings, the conventional diagnosis approaches by using the time interval of energy impacts in time-frequency distribution or the pass-frequencies are based ...
New Method to Measure the Fill Level of the Ball Mill: Part II—Analysis of the Vibration Signals
ball mill fill level vibration signal signal processing
2011/8/4
The exact measurement of the fill level is the key and basic problem for automatic control and optimized operation of the coal pulverizing system. Because the ball mill pulverizing system is non-linea...
Novel Method for Selection of Regularization Parameter in the Near-field Acoustic Holography
acoustic holography (NAH) regularization parameter selection
2011/8/4
Because of the illposedness of the nearfield acoustic holography (NAH), the regularization method is required to stabilize the computational process of NAH. The regularization effect is related to how...
Improved nearest-nodes finite element method with field-consistent shape functions
Nearest-nodes finite element method Euler-Lagrange equations
2010/11/25
In this paper, the recently developed nearest-nodes finite element method (NN-FEM) was improved by introducing field-consistent shape functions. Field-consistent shape functions are constructed in two...
Traveling wave solutions of WBK shallow water equations by differential transform method
Differential transform method (DTM) Whitham–Broer–Kaup equations Approximate long wave equation
2010/11/25
By using differential transform method (DTM) to coupled Whitham–Broer–Kaup (WBK), we find the explicit traveling wave solutions of WBK equations in the form of a convergent polynomial series. In addit...
Adomian decomposition method for dispersion phenomena arising in longitudinal dispersion of miscible fluid flow through porous media
Adomian Decomposition method Miscible fluid
2010/11/25
In this paper a theoretical model is developed for the dispersion problem in porous media in which the flow is one dimensional and the average flow is unsteady. The Numerical Solution and graphical il...
Practical Method of Conical Cam Outline Expansion
oscillating follower conical cam 3D expansion polar coordinates curve equation
2011/8/3
Conical cam mechanism has been widely used in modern machinery and equipment. However, the commonly used planar expansion methods for the design of spatial cam contour produce significant errors, beca...
New Method to Measure the Fill Level of the Ball Mill I—Theoretical Analysis and DEM Simulation
ball mill fill level discrete element method (DEM) simulation
2011/8/3
Up to now, the accurate measurement of the fill level in the ball mill hasn’t been resolved because of the interplay of many variable factors, which led the mill to be operated under the uneconomical ...