Results 81 to 90 of about 149,108 (355)

A Review on Microreactor Design for Effective Fischer–Tropsch Process Intensification

Advanced Materials Technologies, EarlyView.
Design strategies for effective Fischer–Tropsch process intensification are summarized based on experimental and simulation experiences. Recommendations for catalyst loading of packed‐bed and wash‐coated microchannel, microtube, micromonolith, and microstructured reactors are discussed.
Yangjun Wei, Lukas Thum, Avela Kunene, Daniel Amkreutz, Rutger Schlatmann, Sonya Calnan   +5 more
wiley   +1 more source

The effect of the ignition dwell time at constant speed for CNGDI engine [PDF]

, 2010
The different of combustion characteristics of natural gas, gasoline and diesel in direct injection internal combustion engine requires different combinations of engine parameters to optimize the engine performance.
Aris, Ishak, Hassan, Mohd Khair
core  

Energy Consumption Optimization in Trajectory Planning for Fuel Cell Hybrid Uavs Based On HMPC

Advanced Robotics Research, EarlyView.
The endurance limitation of multirotor drones is a critical challenge. This study adopts a hybrid power system of fuel cells and lithium‐ion batteries. Using Nondominated Sorting Genetic Algorithm II, it integrates trajectory planning with energy management optimization.
Xindi Wang, Jianyang Dong, Yongming Yao, Kaijin Hu, Jianxiong Cui, Yikai Luo, Jiawen Zhang, Shichao Niu   +7 more
wiley   +1 more source

Intake Flow Interference Analysis of Combination Intake Port in Diesel Engine

Journal of Applied Fluid Mechanics, 2019
In order to analyze the intake flow characteristics of a four-valve direct injection(DI) diesel engine, the experiments and numerical simulations were conducted to investigate the flow coefficient, swirl ratio and intake flow interference of the ...
D. W. Jia, X. W. Deng, J. L. Lei
doaj  

Modal and Vibration Analysis of Filter System in Petrochemical Plant

Shock and Vibration, 2017
Filter systems are widely used in petrochemical plants for removing solid impurities from hydrocarbon oils. The backwash is the cleaning process used to remove the impurities on the sieves of the filters without a need to interrupt the operation of the ...
Zhongchi Liu, Ji Wang, Wie Min Gho, Xiao Liu, Xuebing Yu   +4 more
doaj   +1 more source

Application of exhaust gas fuel reforming in diesel and homogeneous charge compression ignition (HCCI) engines fuelled with biofuels [PDF]

, 2008
This is the post-print version of the final paper published in Energy. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other ...
A. Megaritis, A. Tsolakis, D. Yap
core   +1 more source

Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots

Advanced Robotics Research, EarlyView.
Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley   +1 more source

Steady-State Experiment and Simulation of Intake Ports in a Four-Valve Direct Injection Diesel Engine

Journal of Applied Fluid Mechanics, 2018
In order to analyze intake port flow characteristics of a four-valve direct injection (DI) diesel engine, steady-state flow bench experiments and numerical simulations method were coupled to investigate the following four combined intake ports: (1 ...
D. W. Jia, X. W. Deng, J. L. Lei
doaj  

Influence of intake oxygen enrichment ratio on combustion and emission performance of ammonia-hydrogen internal combustion engine [PDF]

Journal of Hebei University of Science and Technology
In response to the problems of slow combustion speed, difficult ignition and high emissions of ammonia-hydrogen fuel in internal combustion engines, the combustion speed and stability of the ammonia-hydrogen mixture were improved by increasing the intake
Yue XU, Hairong ZHU, Gu XIN, Siyuan CHENG, Qinggang LIU   +4 more
doaj   +1 more source

Techno‐Economic Analysis of Polylactic Acid from Corn Stover: Understanding Uncertainty and Variability via Artificial Intelligence Tools

Advanced Sustainable Systems, EarlyView.
This study analyses the uncertainty and variability existing in the economic performance of polylactic acid (PLA) production, via integrating techno‐economic analysis with process models and Monte Carlo simulation enabled by artificial intelligence. The results show that the minimum selling price varies from $2,107 to $3076/t PLA.
Yinqiao Wang, Jiawei Huang, Chuan Xu, Sipan Liu, Junwei Li, Kai Lan   +5 more
wiley   +1 more source