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Numerical Calculation of Contact Resistance of Electromagnetic Railgun
The armature-rail contact resistance is generally considered to reflect the contact state of the armature and the rail during the launch process of...
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Numerical Calculation of Ignition of Wooden Structures by Heated Particles
A mathematical model of the ignition of wooden structures by “hot” particles is proposed. The spatial problem is considered in a three-dimensional...
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Calculation of residual stress in ultrasonic vibration assisted grinding considering thermal-mechanical coupling: a numerical-analytical hybrid prediction approach
Ultrasonic vibration-assisted grinding (UVAG) enhances surface integrity in machined parts, especially in achieving greater compressive residual...
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Research on Axial Force and Energy Balance of Seawater Desalination High-Pressure Pump-Based Whole Flow Field Numerical Calculation
This paper uses the whole flow field numerical simulation method to study the axial force and balance device of a seawater desalination pump (SDP)...
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Numerical control machining step error calculation based on hybrid particle swarm optimization method
Step error is the machining error between adjacent cutter location points in the feeding direction. In order to improve the computational efficiency,...
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Typical Workflow of a Numerical Flow Calculation
This chapter shows the general procedure of a numerical flow calculation. Practical tips and empirical values can be looked up here, which are...
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Comparison of Methods for Calculation of Superconducting Integrated Structures Using Semi-Analytical Calculation and 3D Numerical Simulation
AbstractSuperconducting integrated structures are simulated in a frequency range of 300–750 GHz using two methods: (i) ABCD matrices related to each...
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Calculation boundary vulnerability of numerical algorithm in milling stability prediction
Though considerable efforts have been made to improve the precision of numerical algorithms for obtaining more accurate chatter stability prediction...
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Efficient numerical calculation of Lyapunov-exponents and stability assessment for quasi-periodic motions in nonlinear systems
Investigating the stability of stationary motions is a highly relevant aspect when characterizing dynamical systems. For equilibria and periodic...
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A new semi-numerical method for calculation of the critical J-integral
The current research presents a semi-numerical (SN) method to obtain the critical J-integral ( J C ) of an Al 2024-T3 plate under plane-stress conditions
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Experimental and numerical study on heave and pitch motion calculation of a trimaran
This paper investigates a calculation method for the heave and pitch motion of a trimaran, which includes direct and indirect calculation methods. In...
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Numerical model for calculation of hydraulic transients with two-phase flow and fluid–structure interaction
Fluid transport systems such as pipelines are subject to loads whenever changes in fluid momentum or in pipeline structure occur. These loads can...
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Comparative Analysis of Numerical and Analytical Calculation of the Sound Pressure Parameters during Operation of Shut-Off Valves with a Gaseous Medium
AbstractA comparison of calculations of a check valve operating on a gaseous medium by numerical and numerical–analytical methods is given, the...
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Numerical Calculation of Equivalent Continuum Model for Fractured Reservoir Based on Meshless Generalized Finite Difference Method
Low permeability fractured reservoir has the characteristics of non-even and non-continuous fracture distribution. In this paper, the equivalent...
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Numerical calculation of six degree of freedom floating motion of submarine with flow holes
This study developed a numerical prediction method for the emergency ascent of a submarine with flow holes in calm water based on the RANS method,...
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Numerical calculation and finite element analysis for anisotropic elastic properties of carbon fibers: dependence of integration subinterval and mesh size on indentation-derived elastic modulus
The elastic modulus measured by indentation of carbon fibers with various anisotropic elasticity is calculated by two numerical approaches, the...
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Applicability of classic analytical calculation approaches for the design of plastic gears
Plastic gears are produced cost-effectively in high volume but mainly for applications under low load. Current trends are leading to the design and...
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FFT-Based Numerical Method for Nonlinear Elastic Contact
In theoretical research pertaining to sealing, a contact model must be used to obtain the leakage channel. However, for elastoplastic contact,...
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Polygon-Based Hologram Calculation Methods
In computer-graphics (CG) technologies, three-dimensional (3D) objects are generally considered to comprise a set of micro-polygons. Therefore, the...
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Numerical Integration Methods
During this chapter, the topic of numerical integration methods is discussed. As the inverse operation of a derivative, the integration methods are...