Results 21 to 30 of about 1,340,613 (267)

A development potential assessment method for clean energy stations

open access: yesFrontiers in Energy Research, 2022
Clean energy is expected to enter a new stage of large-scale development along with the growing demand for building regional clean energy stations.
Huawei Chao   +6 more
doaj   +1 more source

Accuracy of the new modified Morse potential energy function for ground and excited states of diatomic molecules

open access: yesPhysics Open, 2023
This paper presents a detailed study on the performance of the new modified Morse potential in representing the vibrational motion of several diatomic molecules.
S.U. Lotliker   +4 more
doaj   +1 more source

A Detailed Investigation of Gear Body-Induced Tooth Deflections and Development of an Improved Analytical Solution

open access: yesApplied Sciences, 2020
Many researchers have developed analytical methods to evaluate gear meshing stiffness. Some of these methods ignored the effect of the gear body while others used a simplified model to consider its effect. Until now, a detailed investigation of gear body-
Hongsheng Zhang   +4 more
doaj   +1 more source

Capturing spatial effects, technology interactions, and uncertainty in urban energy and carbon models: Retrofitting Newcastle as a case-study [PDF]

open access: yes, 2012
08/10/12 MEB Author has confirmed its peer reviewedLocal authorities often rely upon urban energy and carbon modelling tools to develop mitigation policies and strategies that will deliver reductions in greenhouse gas emissions.
Calderon, C   +3 more
core   +1 more source

Coupling potential-forced network flow analysis based on potential energy conservation rules and network flow method

open access: yesEnergy Reports, 2021
An integrated energy system that uses various networks to transfer electrical power, natural gas, heating, and cooling energy has been applied widely in recent decades.
Dongwen Chen   +4 more
doaj   +1 more source

Comparison of determination methods of vibration’s damping coefficients for complex structures

open access: yesBudownictwo i Architektura, 2008
The purpose of this paper is to present methods of vibrations damping coefficient determination. The methods, such as collocation method, two energetic methods and half-power bandwidth method concern composite structures.
Andrzej Flaga   +2 more
doaj   +1 more source

Bi-First: A simple and efficient algorithm to identify dissipated energy in impact problems [PDF]

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2007
The bi-potential method has been successfully applied for the modelling of frictional contact problems in static cases. This paper presents the extension of this method for dynamic analysis of impact problems with multiple deformable bodies.
Feng Z.-Q.   +3 more
doaj   +1 more source

The Effect of Ionic Substitution on the E.P. of Superconductor using Madelung Method [PDF]

open access: yesمجلة التربية والعلم, 2009
The effect of substitution of the ion instead of La+3 in the superconductor was studied, an increase in electrostatic potential energy E. P. (E) with increase of Sr % was noticed, and a step change in P. E.
Bassam Mustafa
doaj   +1 more source

Formation of Stiffness Matrices of Plane Elements Based on High-Order Degree Polynomials

open access: yesJournal of Architectural and Engineering Research, 2021
In this paper, the method for forming the stiffness matrix of a plane element in a plane stress-strain state using functions approximating the displacements of the points of the element in the form of high-order degree polynomials is considered.
Valeriy Peter Bondarenko
doaj   +1 more source

Automated Construction of Neural Network Potential Energy Surface: The Enhanced Self-Organizing Incremental Neural Network Deep Potential Method

open access: yes, 2021
In recent years, the use of deep learning (neural network) potential energy surface (NNPES) in molecular dynamics simulation has experienced explosive growth as it can be as accurate as quantum chemistry methods while being as efficient as classical ...
John ZH, Zhang, Mingyuan, Xu, Tong, Zhu
core   +1 more source

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