Results 61 to 70 of about 12,534 (231)

Fuel Consumption and Emissions Reductions of Hybrid Electric Regional‐Haul Trucks Equipped with a High‐Pressure Direct Injection Natural Gas Engine in Real‐World Driving Conditions

open access: yesEnergy Technology, Volume 14, Issue 4, April 2026.
Integrating powertrain electrification with efficient engines using low‐carbon fuels like natural gas (NG) improves energy conversion efficiency and mitigates greenhouse gas (GHG) emissions in heavy‐duty (HD) trucks. High‐pressure direct injection (HPDI) NG engines, using less than 5% diesel (energy basis) as pilot fuel, offer diesel‐like efficiency ...
Sina Moghadasi   +3 more
wiley   +1 more source

Study of Excitation Characteristics of Traction Machine/Drive Systems

open access: yesEnergies, 2019
In order to accurately evaluate the performance of a traction machine/drive system, it is necessary to have an accurate excitation source which considers current harmonics.
Wenying Jiang, Qiqi Guo, Zhen Zhang
doaj   +1 more source

Adaptation of Motor Parameters in Sensorless PMSM Drives [PDF]

open access: yes2007 7th International Conference on Power Electronics and Drive Systems, 2007
This paper proposes an online method for the estimation of the stator resistance and the permanent-magnet (PM) flux in sensorless PM synchronous motor drives. An adaptive observer augmented with a high-frequency signal injection technique is used for sensorless control.
Piippo, Antti   +2 more
openaire   +2 more sources

Two‐Layer Optimal Control Strategy of Thermal Power Unit Coupled With Hybrid Energy Storage System in Frequency Regulation

open access: yesEnergy Science &Engineering, Volume 14, Issue 4, Page 1965-1975, April 2026.
An optimized two‐layer TPU‐HESS operation strategy enables adaptive power allocation, mitigates regulation delay, and enhances AGC performance by 6.4% over conventional control methods. ABSTRACT With the growing penetration of renewable energy, its intermittency and fluctuation have imposed increasingly stringent regulation requirements on thermal ...
Zhiwei Xing   +9 more
wiley   +1 more source

A Combined Methodology of H∞ Fuzzy Tracking Control and Virtual Reference Model for a PMSM

open access: yesAdvances in Electrical and Electronic Engineering, 2015
The aim of this paper is to present a new fuzzy tracking strategy for a permanent magnet synchronous machine (PMSM) by using Takagi-Sugeno models (T-S).
Djamel Ounnas   +3 more
doaj   +1 more source

A technology for online parameter identification of permanent magnet synchronous motor

open access: yesCES Transactions on Electrical Machines and Systems, 2020
Accuracy of the motor parameters is important in realizing high performance control of permanent magnet synchronous motor (PMSM). However, the inductance and resistance of motor winding vary with the change of temperature, rotor position and current ...
XiaoJun Ma, Chao Bi
doaj   +1 more source

Comparative analysis of direct torque control and DTC based on sliding mode control for PMSM drive

open access: yes, 2017
This paper firstly introduces the mathematical equations of PMSM (permanent magnet synchronous motor), an overview of direct torque control (DTC) and a DTC based on sliding mode control for PMSM, and then builds PMSM control system simulation models ...
Yang, Xiaojun(杨小军)   +3 more
core   +1 more source

Comparative Thermal Performance Analysis of Induction and Interior Permanent Magnet Machines for Electric Vehicles Under Varying Drive Cycles Using ANSYS Motor‐CAD Software: Approach Toward Sustainability

open access: yesEngineering Reports, Volume 8, Issue 2, February 2026.
Thermal analysis of machines. ABSTRACT A comparative thermal performance study is carried out on an induction machine (IM) and an interior permanent magnet synchronous machine (i‐PMSM) for electric vehicle applications under the standardized Highway Fuel Economy Test (HWFET) and Worldwide Harmonized Light Vehicles Test Procedure (WLTP) Class 3 drive ...
R. Prasanna   +7 more
wiley   +1 more source

Controle de Velocidade de uma Máquina de Ímãs Permanentes Tolerante a Falhas em Conjunto com Técnica de Máximo Torque por Ampere

open access: yesEletrônica de Potência
Com o grande avanço da utilização de veículos elétricos no mundo, devido ao alto nível de concorrência e com a busca da diminuição dos impactos ambientais que os veículos à combustíveis fósseis trazem, existe um crescimento na tentativa de aumentar a ...
João Batista Viana Neto   +2 more
doaj   +1 more source

Real-Time Hardware-In-The-Loop Simulation of Electric Drive Systems: An Implementation of Permanent Magnet Synchronous Machine Drive

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2019
Real-time hardware-in-the-loop (HIL) simulation has recently become convenient method in both research and industrial product development. The simulators used in HIL simulation includes hardware platforms that enables a real-time simulation.
Nuh ERDOĞAN
doaj   +1 more source

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