تصفح Mechanical & Industrial Engineering حسب العنوان
السجلات المعروضة 139 -- 158 من 1302
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An enhanced distance-dependent electric field model for contact-separation triboelectric nanogenerator: Air-breakdown limit as a case study
( Elsevier , 2023 , Article)Theoretical models have been proposed to bring an in-depth understanding of the working mechanisms of triboelectric nanogenerators (TENGs), aiming to enhance their output performance. This work proposes an enhanced ... -
An enhanced hybrid piezoelectric-electromagnetic energy harvester using dual-mass system for vortex-induced vibrations
( SAGE Publications Inc. , 2021 , Article)This article proposes a novel hybrid piezoelectric-electromagnetic vortex-induced vibration energy harvester from flow of water inside of a pipe. The piezoelectric energy harvester was modeled with a macro-fiber composite ... -
An exact algorithm for the single machine problem with unavailability periods
( Inderscience Publishers , 2015 , Article)We investigate the single machine scheduling problem with job release dates and due dates, and multiple planned unavailability time periods. This problem arises in the context of machine scheduling with planned preventive ... -
An exact approach for the multicommodity network optimization problem with a step cost function
( EDP Sciences , 2019 , Article)We investigate the Multicommodity Network Optimization Problem with a Step Cost Function (MNOP-SCF) where the available facilities to be installed on the edges have discrete step-increasing cost and capacity functions. ... -
An experimental investigation into crushing behavior of radially stiffened GFRP composite tubes
( Elsevier Ltd , 2014 , Article)State-of-the-art studies of the crushing of composite tubes reveal different factors affecting their crashworthiness. Of those factors, the geometrical property of the tube is of great interest. In the current study, four ... -
An experimental study on the effect of using gas-to-liquid (GTL) fuel on diesel engine performance and emissions
( Elsevier B.V. , 2016 , Article)Gas to Liquid (GTL) fuel is considered one of the most propitious clean alternative fuels for the diesel engines. The aim of this study was to experimentally compare the performance and emissions of a diesel engine fueled ... -
An experimental validation of numerical model for top-hat tubular structure subjected to axial crush
( MDPI AG , 2021 , Article)Vehicle crashworthiness is an important aspect to consider when designing a vehicle to ensure the safety of the occupants. Besides this, vehicles are also designed to reduce weight for better fuel economics. One possible ... -
An improved generic Johnson-Cook model for the flow prediction of different categories of alloys at elevated temperatures and dynamic loading conditions
( Elsevier , 2021 , Article)This paper presents a generic model for material flow prediction based on the well-known Johnson-Cook model. The model is developed to precisely predict the flow behavior of various categories of alloys. The coupled ... -
An integrated approach for airline flight selection and timing, fleet assignment, and aircraft routing
( INFORMS Inst.for Operations Res.and the Management Sciences , 2013 , Article)Airline profits critically depend on the nature and efficiency of service they provide and accrue from a complex planning process involving schedule design fleet assignment aircraft routing and crew scheduling which are ... -
An integrated linguistic MCDM approach for robot evaluation and selection with incomplete weight information
( Taylor and Francis Ltd. , 2016 , Article)Nowadays selecting the most suitable robot is a difficult task for manufacturing firms due to increase in production demands and availability of various robot models. Robot evaluation and selection can be regarded as a ... -
An Integrated Quay Crane Assignment and Scheduling Problem Using Branch-and-Price
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)This paper investigates the integrated quay crane assignment and scheduling problem (QCASP). The problem requires determining the assignment of quay cranes to vessels and the scheduling of operations to be performed by ... -
An integrated resource allocation and distribution model for pre-disaster planning
( Elsevier Ltd , 2016 , Article)In this paper, a three-echelon network model is proposed for integrated emergency preparedness and response planning for the distribution of emergency supplies. The model minimizes the social cost to identify a set of ... -
An integrated sustainable quality management framework for quality-related research
( IEOM Society , 2021 , Conference Paper)The existence of synergies between several quality management systems and sustainability has spurred great interest in better understanding the sustainable quality management (SQM) concept over the past decade. This paper ... -
An Intelligent Hybrid Experimental-Based Deep Learning Algorithm for Tomato-Sorting Controllers
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)Conventionally, the methods used for the sorting of tomatoes are manual. These methods are costly, non-productive, and their reliability is uncertain. With advancing technology, deep-learning, and artificial intelligence ... -
An optimization technique on ultrasonic and cutting parameters for drilling and deep drilling of nickel-based high-strength Inconel 738LC superalloy with deeper and higher hole quality
( Springer-Verlag London Ltd , 2016 , Article)In this research work, an ultrasonic assisted drilling system is employed to apply both rotation and vibration to drill bits. The transducer horn transfers power very efficiently and changes tools effortlessly. The setup ... -
An optimization-based heuristic for the machine reassignment problem
( Springer New York LLC , 2016 , Article)We address the machine reassignment problem proposed in the context of the ROADEF/EURO challenge 2012 in partnership with Google. The problem consists in reassigning a set of processes to a set of multiple-resource machines ... -
Analysis and optimization of concentrated solar power plant for application in arid climate
( John Wiley and Sons Ltd , 2021 , Article)In this research study, the concentrated solar power (CSP) technology is reviewed for designing and optimizing a CSP tower plant for arid climate regions such as Qatar. A database for all CSP projects around the world is ... -
Analysis of Construction Critical Success Factors (CSF) for Public-Private Partnership (PPP) for Sports Infrastructure in Qatar Using Relative Importance Index
( IEOM Society , 2021 , Conference Paper)Public-Private Partnership (PPP) is a unique procurement method that tends to increase in the recent period due to its sustainable approach. Its main feature is to create a partnership between public and private stakeholders ... -
Analysis of nonlinear vibrations of CNT- /fiberglass-reinforced multi-scale truncated conical shell segments
( Taylor and Francis Ltd. , 2022 , Article)The truncated conical shell segments made from multi-scale epoxy/carbon nanotube/fiberglass material are studied in this research in the view of evaluating nonlinear free vibration behavior. Incorporating random dispersion ... -
Analysis of novel regenerative thermo-mechanical refrigeration system integrated with isobaric engine
( American Society of Mechanical Engineers , 2021 , Article)Refrigerants of the conventional cooling systems contribute to global warming and ozone depletion significantly, therefore it is necessary to develop new cooling systems that use renewable energy resources and waste heat ...