Results 1 to 10 of about 5,431,150 (201)

Numerical Simulation of Flow Field Characteristics of The Cooling Water Jacket of A Marine Diesel Engine [PDF]

E3S Web of Conferences, 2021
In order to evaluate the flow field characteristics of a marine diesel engine cooling water jacket, and provide a theoretical basis for further optimizing the water jacket structure.
Zhang Bo, Zhang Ping, Zhang Zhao, Yang Shaobo, Wang Chengli, Zeng Fanming   +5 more
doaj   +2 more sources

Analysis of Cooling Characteristics of Permanent Magnet Synchronous Motor with Different Water Jacket Design Using Electromagnetic–Thermal Fluid Coupled Analysis and Design of Experiment

Machines, 2023
Electrical losses are converted into thermal energy in motors, which heats each component. It is a significant factor in decreasing motor mechanical performance.
Kyunghun Jeon, Myungwoo Park, Jongjin Park, Hongjun Choi, Ki-Deok Lee, Jeong-Jong Lee, Chang-Wan Kim   +6 more
doaj   +3 more sources

Investigation of the air permeability of fabric weaves to increase the wearing comfort of firefighter clothing and improve stab and cut protection [PDF]

Scientific Reports
Firefighter protective clothing is composed of multiple layers, each serving distinct functions. The outer layer shields the user from fire, chemicals, cuts, body fluids, and water, while also permitting water vapour to escape.
Rahel Heesemann, Sudhanshu Maurya, Rochak Rathour, Apurba Das, Thomas Gries   +4 more
doaj   +2 more sources

Simulation study on the influence of the structure of the cooling water jacket of the motorized spindle on thermal characteristics

Case Studies in Thermal Engineering
As a core component of high-end CNC machine tools, the thermal characteristics of motorized spindles directly affect the machining accuracy and operational stability of the machine tool.
Ruibin Liu, Fuzeng Wang, Dongju He, Feng Jiang   +3 more
doaj   +3 more sources

Analysis and evaluation of marine motor cooling system

Zhongguo Jianchuan Yanjiu, 2021
ObjectiveAs the design of the cooling system directly affects the reliability of marine motors, it is necessary to evaluate the influence of the cooling system on the motor.MethodTaking a high-power-density marine motor as an example, an overall model of
Jun WANG, Hongdong WANG, Jianyao WANG, Jian WANG, Xiaofeng LIANG, Hong YI   +5 more
doaj   +1 more source

Numerical Investigation of Coolant Flow Pressure Effect on the Water Jacket Design for Large Scale Diffuser at High Heat Fluxes [PDF]

علوم، فناوری و کاربردهای فضایی, 2022
The aim of this study is to evaluate the performance of water-jacket cooling system for thermal protection of exhaust large dimension diffuser at high heat fluxes in a wide range of coolant pressure. For this purpose, using the developed calculation code,
Nematollah Fouladi, Mohammad Farahani, Milad Mahdian Dowlatabadi   +2 more
doaj   +1 more source

Progressive cooling techniques for photovoltaic module efficiency and reliability: Comparative evaluation and optimization

Energy Reports, 2022
The temperature of photovoltaic modules during operation is one of the most critical criteria for determining both efficiency and reliability. Alternative PV module cooling techniques have been offered as a means of lowering module temperature, lowering ...
Matheus Rabelo, Hasnain Yousuf, Jaeun Kim, Vinh-Ai Dao, Duy Phong Pham, Junsin Yi   +5 more
doaj   +1 more source

Heat transfer theory research and multi-physical field simulation optimization of high-speed motorized spindle

Case Studies in Thermal Engineering, 2023
The thermal error generated by the high-speed motorized spindle during machining is the main reason for the exactness of the machine tool, so accurate thermal characteristics analysis is essential.
Zhaolong Li, Baodong Wang, Benchao Sun, Junming Du   +3 more
doaj   +1 more source

Eddy Current Braking Force Analysis of a Water-Cooled Ironless Linear Permanent Magnet Synchronous Motor

Energies, 2023
The ironless linear permanent magnet synchronous motor (ILPMSM) is highly compact, easy to control, and exhibits minimal thrust fluctuations, making it an ideal choice for direct loading applications requiring precise positioning accuracy in linear motor
Mengyao Wang, Lu Zhang, Kai Yang, Junjie Xu, Chunyu Du   +4 more
doaj   +1 more source

Recovery with a fan-cooling jacket after exposure to high solar radiation during exercise in hot outdoor environments

Frontiers in Sports and Active Living, 2023
The study aimed to investigate the effect of body cooling with a fan-cooling jacket on body temperature responses during recovery after exercise when exposed to high solar radiation in a hot outdoor environment.
Takashi Naito, Tatsuya Saito, Mitsunori Ohhashi, Sotaro Hayashi   +3 more
doaj   +1 more source