Results 61 to 70 of about 886,207 (342)

Transient condition characteristics and parameter optimization of mine explosion-proof diesel engine

Gong-kuang zidonghua, 2022
The existing explosion-proof diesel engine is transformed by adding explosion-proof flame arrester to the intake system and exhaust system of ground diesel engine.
WEI Xiao, BAO Jiusheng, TAN Fei, YUAN Xiaoming, YIN Yan, ZHANG Lei   +5 more
doaj   +1 more source

Development Status and Future Prospects of Hydrogen Energy Technology: Production, Storage, and Cost Analysis

Advanced Energy and Sustainability Research, EarlyView.
Hydrogen is an energy carrier, produced from renewable and nonrenewable resources. It can be stored in a variety of materials and transported to distant locations. This article reviews progress in hydrogen technology by looking at environmental and economic impact, cost analysis, and policy support at government level as way forward for bringing it to ...
Xuexue Pan, Houhua Zhou, Dinmukhambet Baimbetov, Samal Syrlybekkyzy, Berik Bakhytzhanovich Akhmetov, Qamar Abbas   +5 more
wiley   +1 more source

Modeling and Analysis of Actuators in Multi-Pump Waterjet Propulsion Systems

Journal of Marine Science and Engineering
Waterjet propulsion, which generates thrust by ejecting water jets, has attracted significant attention in modern high-performance vessels due to its efficiency, superior cavitation resistance, and excellent maneuverability.
Shuli Jia, Yinuo Guo, Yuxue Liu, Dali Wei, Chong Qu, Liyong Ma   +5 more
doaj   +1 more source

Acoustic design method of ship's cabin based on geometrical acoustics

Zhongguo Jianchuan Yanjiu, 2017
In light of the question of how to select the best noise control position and measures in the large noise transmission path of the cabins of a ship, based on the acoustic ray-tracing method in the theory of geometrical acoustics, and by considering the ...
FENG Aijing, WEI Qiang, ZHANG Dahai
doaj   +1 more source

Transient torsional vibration analysis of marine diesel engine under short-circuit impact

Zhongguo Jianchuan Yanjiu
ObjectivesIn order to formulate an optimization scheme for the torsional vibration parameters of a marine diesel generator shaft system, it is necessary to analyze the transient torsional vibration characteristics of the diesel generator under short ...
Congcong XU, Gang LIANG, Jie TAO, Yafei JIAO, Jinyuan CHEN, Pengcheng WANG, Mengcan DENG   +6 more
doaj   +1 more source

The Role of Coordination Mechanisms and Transaction Costs Promoting Sustainability Performance in Agri‐Food Supply Chains: Evidence From Ecuador

Agribusiness, EarlyView.
ABSTRACT Social tensions and resource depletion pose significant challenges to the agri‐food sector, highlighting the need for coordinated strategies to ensure sustainability in supply chains. Despite its critical importance, the relationship between coordination mechanisms and sustainability performance remains underexplored.
Carlos Moreno‐Miranda, Liesbeth Dries
wiley   +1 more source

Numerical simulation of diesel combustion based on n-heptane and toluene

Propulsion and Power Research, 2019
Considering the self-ignition characteristic and C/H ratio, n-heptane and toluene (6:4 by mass) are chosen to constitute diesel surrogate fuel, and a reduced oxidation mechanism was developed.
Kesong Zhang, Qiangzhi Xin, Zhenqian Mu, Zhijian Niu, Zhiming Wang   +4 more
doaj  

A Deep-LSTM-Based Fault Detection Method for Railway Vehicle Suspensions

Machines
The timely detection of faults that occur in industrial machines and components can avoid possible catastrophic machine failure, prevent large financial losses, and ensure the safety of machine operators.
Yuejian Chen, Xuemei Liu, Wenkun Fan, Ningyuan Duan, Kai Zhou   +4 more
doaj   +1 more source

Stability Analysis in a Direct-Current Shipboard Power System with Parallel Permanent Magnet Synchronous Generators and Supercapacitor Integration

Journal of Marine Science and Engineering
This paper investigates the small-signal stability of a DC shipboard power system (SPS) with the integration of a supercapacitor. As an efficient energy storage solution, supercapacitors can not only provide rapid energy response to sudden power demand ...
Qinsheng Yun, Xiangjun Wang, Shenghan Wang, Wei Zhuang, Wanlu Zhu   +4 more
doaj   +1 more source

Comparative performance evaluation of a diesel engine run on diesel and biodiesel produced from coconut oil

Journal of Applied Sciences and Environmental Management, 2019
Using renewable alternative fuel such as biodiesel in the diesel engines has long been advocated for. The aim of the study was to experimentally investigate and compare the performance in terms of fuel consumption rate, brake power, mechanical ...
N.A. Musa, G.M. Teran, S.A. Yaman
doaj   +1 more source