Results 81 to 90 of about 5,414 (232)

Single iron redox sites boost Methanol-SCR at low temperature

open access: yesNature Communications
Selective catalytic reduction of NOx to N2 by methanol as a reducing agent presents a prospective solution for the removal of NOx from the exhaust of methanol engines and the coal-fired power plant, but it confronts the problem of insufficient deNOx ...
Han Sun   +14 more
doaj   +1 more source

Simulating competition in the US bioeconomy to produce hard‐to‐electrify transportation fuels using limited biomass resources

open access: yesBiofuels, Bioproducts and Biorefining, Volume 20, Issue 4, Page 1895-1910, July/August 2026.
Abstract This study presents a novel bioeconomy optimization framework, BiOpt, designed to address critical questions regarding the strategic use of limited US biomass resources for biofuel production. By integrating detailed techno‐economic analyses, life cycle assessments, and resource assessment data, BiOpt optimizes resource distributions across ...
Nicholas A. Carlson   +3 more
wiley   +1 more source

Women in Mining, Industry Norms, and Rural Patriarchy: A Perfect Storm

open access: yesGender, Work &Organization, Volume 33, Issue 4, Page 1468-1479, July 2026.
ABSTRACT Rural industries are historically male‐dominated with women commonly out‐migrating to metropolitan areas in search of work opportunities. Rural industries, such as mining, have the potential to recruit women from rural areas, offering employment, training, and income prospects and to contribute positively to rural women's economic and ...
Donna Bridges   +4 more
wiley   +1 more source

Bore polishing of diesel engine cylinder liners

open access: yes, 1987
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.There are two important omissions in the literature on bore polishing, firstly there is no evidence of the successful development of a reliable tribo test ...
Al-Khalidi, Ghazi
core  

RUL Prediction Method for Quay Crane Hoisting Gearbox Bearing Based on LSTM-CAPF Framework

open access: yesShanghai Jiaotong Daxue xuebao
The health condition of hoisting gearbox bearings of quay cranes is of great importance for the safety of port production. A remaining useful life (RUL) predicting framework for lifting gearbox bearings of quay crane under time-varying operating ...
SUN Zhiwei, HU Xiong, DONG Kai, SUN Dejian, LIU Yang
doaj   +1 more source

Combustion and Emissions Investigation on Low-Speed Two-Stroke Marine Diesel Engine with Low Sulfur Diesel Fuel

open access: yesPolish Maritime Research, 2019
With the implementation and expansion of international sulfur emission control areas, effectively promoted the marine low sulfur diesel fuel (MLSDF) used in marine diesel engines.
Yang Zhiyuan, Tan Qinming, Geng Peng
doaj   +1 more source

A SAW Wireless Passive Sensing System for Rotating Metal Parts

open access: yesSensors
Passive wireless surface acoustic wave (SAW) sensors are very useful for on-site monitoring of the working status of machines in complex environments, such as high-temperature rotating objects. For rotating parts, it is difficult to realize real-time and
Yue Zhou   +5 more
doaj   +1 more source

A comparative study on mean value modelling of two-stroke marine diesel engine

open access: yes, 2009
In the present paper, two mean value modelling approaches of varying complexity, capable of simulating two-stroke marine Diesel engines, are presented. Both approaches were implemented in the computational environment of MATLAB Simulink®. Simulation runs
Theotokatos, Gerasimos
core  

Physical Model of Energetic Processes in the Marine Diesel Engine

open access: yes, 2017
The paper describes the preliminary physical model of gas-dynamic processes that take place in the cylinder of marine diesel engine. The model is a part of the work undertaken at the Institute for Construction and Exploitation of Ships at the Polish ...
Tomasz Kniaziewicz   +5 more
core   +1 more source

Non-thermal Plasma System for Marine Diesel Engine Emission Control [PDF]

open access: yes, 2014
A non-thermal plasma reactor (NTPR) using two 2.45 GHz Microwave (MW) generators for the abatement of Nitrogen Oxides (NOx) and Sulphur (SOx) contained in the exhaust gas of a 200 kW marine diesel engine was built and tested.
Beleca, R   +10 more
core   +1 more source

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