Results 31 to 40 of about 1,097,254 (254)

Lumped-parameter thermal network model and experimental research of interior pmsm for electric vehicle

open access: yesCES Transactions on Electrical Machines and Systems, 2017
A 25kW interior permanent magnet synchronous machine (IPMSM) applied to the electric vehicle is introduced in the paper. A lumped-parameter thermal network model is presented for IPMSM temperature rise calculation. Furthermore, a 3D liquid-solid coupling
Qixu Chen, Zhongyue Zou, Binggang Cao
doaj   +1 more source

Improved lumped models for combined convective and radiative cooling of a wall [PDF]

open access: yes, 2009
Improved lumped parameter models are developed for the transient heat conduction of a wall subjected to combined convective and radiative cooling. The improved lumped models are obtained through two point Hermite approximations for integrals. It is shown
Su, Ge, Su, Jian, Tan, Zheng
core   +2 more sources

A Lumped-Parameter Model for Nonlinear Waves in Graphene [PDF]

open access: yes, 2015
A lumped-parameter nonlinear spring-mass model which takes into account the third-order elastic stiffness constant is considered for modeling the free and forced axial vibrations of a graphene sheet with one fixed end and one free end with a mass ...
Elgindi, Mohamed B. M.   +3 more
core   +8 more sources

Improved lumped models for transient combined convective and radiative cooling of multi-layer composite slabs [PDF]

open access: yes, 2011
Improved lumped parameter models were developed for the transient heat conduction in multi-layer composite slabs subjected to combined convective and radiative cooling. The improved lumped models were obtained through two-point Hermite approximations for
An, Chen, Su, Jian
core   +2 more sources

Fast S-Parameter TAN Model of n-Port Lumped Structures

open access: yesIEEE Access, 2019
This paper deals with the fast S-parameter modeling of multi-port lumped structures. The developed model is based on unfamiliar formalism using the tensorial analysis of networks (TAN).
C. Cholachue   +3 more
doaj   +1 more source

Lumped parameter thermal model for segmental translator linear switched reluctance motor

open access: yesIET Electric Power Applications, 2023
The segmental translator linear switched reluctance motor (STLSRM) is a special type of linear switched reluctance motor (LSRM) that has more output power than its conventional type. Therefore, it can be a good choice for certain applications.
Milad Golzarzadeh   +2 more
doaj   +1 more source

Abstract models for heat engines [PDF]

open access: yesFront. Phys. 16, 33202 (2021), 2020
We retrospect three abstract models for heat engines which include a classic abstract model in textbook of thermal physics, a primary abstract model for finite-time heat engines, and a refined abstract model for finite-time heat engines. The detailed models of heat engines in literature of finite-time thermodynamics may be mapped into the refined ...
arxiv   +1 more source

An Improved Lumped Parameter Model for a Piezoelectric Energy Harvester in Transverse Vibration

open access: yesShock and Vibration, 2014
An improved lumped parameter model (ILPM) is proposed which predicts the output characteristics of a piezoelectric vibration energy harvester (PVEH). A correction factor is derived for improving the precisions of lumped parameter models for transverse ...
Guang-qing Wang, Yue-ming Lu
doaj   +1 more source

RRAWFLOW: Rainfall-Response Aquifer and Watershed Flow Model (v1.15) [PDF]

open access: yesGeoscientific Model Development, 2015
The Rainfall-Response Aquifer and Watershed Flow Model (RRAWFLOW) is a lumped-parameter model that simulates streamflow, spring flow, groundwater level, or solute transport for a measurement point in response to a system input of precipitation, recharge,
A. J. Long
doaj   +1 more source

Top-down Transformation Choice [PDF]

open access: yesStatistical Modelling 2018, 2017
Simple models are preferred over complex models, but over-simplistic models could lead to erroneous interpretations. The classical approach is to start with a simple model, whose shortcomings are assessed in residual-based model diagnostics. Eventually, one increases the complexity of this initial overly simple model and obtains a better-fitting model.
arxiv   +1 more source

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