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SOE - Scholarly Publications: Recent submissions

  • A Simple Free-Flow Traffic Model for Vehicular Intermittently Connected Networks 
    Fawaz, Wissam F.; Khabbaz, Maurice J.; Assi, Chadi M.; SOE; 200602957; Electrical Engineering; wissam.fawaz@lau.edu.lb (2016-02-05)
    The performance of vehicular data networks (VDNs) is highly dependent on vehicular traffic. Existing studies on VDNs consider custom-developed traffic models that mimic real-life vehicular traffic behavior and prepare the ...
  • A Probabilistic and Traffic-Aware Bundle Release Scheme for Vehicular Intermittently Connected Networks 
    Fawaz, Wissam F.; Assi, Chadi M.; Khabbaz, Maurice J.; SOE; 206602957; Electrical Engineering; wissam.fawaz@lau.edu.lb (2016-02-05)
    Delay-optimal data delivery in Vehicular Intermittently Connected Networks (VICNs) is challenging since vehicular traffic is affected by numerous recurring and completely random events. Some of these events cause breakdowns ...
  • Quantitative elastohydrodynamic film forming for a gear oil with complex shear-thinning 
    Bair, Scott; Habchi, Wassim; Sperka, Petr; Hartl, Martin; SOE; 200804200; Mechanical Engineering and Petroleum; wassim.habchi@lau.edu.lb (2016-02-04)
    Perhaps the most thorough characterization of the elevated pressure properties of any commercial EHL lubricant is presented here for a gear oil. Compressibility, thermal conductivity, and low-shear viscosity were measured. ...
  • Dynamic modeling of the electro-mechanical configuration of the Toyota Hybrid System series/parallel power train 
    Mansour, Charbel; Clodic, D.; SOE; 201001655; Mechanical Engineering and Petroleum; charbel.mansour@lau.edu.lb (2016-02-04)
    The hybridization of the conventional thermal vehicles nowadays constitutes a paramount importance for car manufacturers, facing the challenge of minimizing the consumption of the road transport. Although hybrid power train ...
  • Optimized energy management control for the Toyota Hybrid System using dynamic programming on a predicted route with short computation time 
    Mansour, Charbel; Clodic, D.; SOE; 201001655; Mechanical Engineering and Petroleum; charbel.mansour@lau.edu.lb (2016-02-04)
    Among the general problematic of the HEV power trains, the most critical point is the determination of the power-split ratio between the mechanical and the electrical paths, known as the energy management strategy (EMS). ...
  • Evaluating impact of electrified vehicles on fuel consumption and CO2 emissions reduction in Lebanese driving conditions using onboard GPS survey 
    Mansour, Charbel; Zgheib, Elias; Saba, Sabine; SOE; 201001655; Mechanical Engineering and Petroleum; charbel.mansour@lau.edu.lb (2016-02-04)
    Reviewing past and current mobility assessments for the Lebanese road transport sector, road mobility demand has experienced a real explosion since 1990, and the trend is strongly upward over the decade to come. This growth ...
  • Muskingum Method, EXTRAN and ONE-D for Routing Unsteady Flows in Open Channels 
    Chatila, Jean G.; SOE; 199690300; Civil Engineering; jchatila@lau.edu.lb (2016-02-03)
    In the present study the numerical modelling aspects of unsteady flow in simple and compound channels are examined through the application to a laboratory data set of the simple hydrologic routing method Muskingum and the ...
  • Discharge estimation methods for steady Compound Channel flows 
    Chatila, Jean G.; Townsend, Ron D.; SOE; 199690300; Civil Engineering; jchatila@lau.edu.lb (2016-02-03)
    This study evaluates various alternatives to account for flood plain conveyance in steady compound channel flows. Evaluations are based on applying several traditional discharge estimation methods to a steady, uniform flow ...
  • Water tariffs in Lebanon 
    Chatila, Jean G.; SOE; 199690300; Civil Engineering; jchatila@lau.edu.lb (2016-02-03)
    Lebanon is increasingly suffering from shortage and mismanagement of water, which is becoming a commodity of considerable value owing to the inadequacy of supply to meet the needs of potential users. Water authorities and ...
  • Laws, policy measures, standards and regulations in the water sector in Lebanon: a review and perspective 
    Chatila, Jean G.; SOE; 199690300; Civil Engineering; jchatila@lau.edu.lb (2016-02-03)
    Lebanon is increasingly suffering from shortage and mismanagement of water, which is becoming a commodity of considerable value due to the inadequacy of supply to meet the needs of potential users. Efficient solutions for ...
  • Modeling of Pollutant Transport in Compound open Channels 
    Chatila, Jean G.; Townsend, Ron D.; SOE; 199690300; Civil Engineering; jchatila@lau.edu.lb (2016-02-03)
    In this paper we describe the development and validation of a 2-D finite-difference mathematical model for simulating inert pollutant transport in compound channels. In its formulation the model couples depth-averaged ...
  • Modelling floodplain conveyance in compound channel flows 
    Chatila, Jean G.; Townsend, Ron D.; SOE; 199690300; Civil Engineering; jchatila@lau.edu.lb (2016-02-03)
    Floodplain conveyance in compound channel flows is examined through applications of the dynamic flow routing model DWOPER to both laboratory and field data sets. Three different approaches regarding the modelling of ...
  • Stepped Spillway as an Energy Dissipater 
    Chatila, Jean G.; Jurdi, Bassam R.; SOE; 199690300; Civil Engineering; jchatila@lau.edu.lb (2016-02-03)
    This paper describes an experimental investigation into the hydraulics of ogee-profile stepped spillways, examines their viability as an alternative to smooth-back spillways and investigates their efficiency in reducing ...
  • Reclaimed Waste Water in Some Middle Eastern Countries 
    Chatila, Jean G.; SOE; 199690300; Civil Engineering; jchatila@lau.edu.lb (2016-02-03)
    Countries of the Middle East are increasingly suffering from shortages and mismanagement of water, a commodity that is becoming of considerable value since water demands are fast approaching the limits of availability. ...
  • Computational simulation of flow over stepped spillways 
    Tabbara, Mazen; Chatila, Jean; Awwad, Rita; SOE; 199890270; 199690300; 199906210; Civil Engineering; mtabbara@lau.edu.lb; jchatila@lau.edu.lb; rita.awwad@lau.edu.lb (2016-02-03)
    Numerical simulations of water flow over stepped spillways with different step configurations are presented. The finite element computational fluid dynamics module of the ADINA software was used to predict the main ...
  • Computational modeling of flow over an ogee spillway 
    Chatila, Jean; Tabbara, Mazen; SOE; 199690300; 199890270; Civil Engineering; jchatila@lau.edu.lb; mtabbara@lau.edu.lb (2016-02-03)
    This paper presents an investigation into the hydraulics of regular ogee-profile spillways. The free-surfaces of the fluid for several flow heads as measured in the hydraulics laboratory are used as benchmarks. The finite ...
  • Resistance Factors for Use in Load and Resistance Factor Design of Driven Pipe Piles in Sands 
    Abou-Jaoude, Grace; Foye, K.C.; Prezzi, M.; Salgado, R.; SOE; 200702670; grace.aboujaoude@lau.edu.lb; Civil Engineering (2015-10-30)
    Load and resistance factor design of foundations is done in the offshore industry and is now being done in bridge projects in the United States. Common methods used to establish resistance factors include calibration to ...
  • Strain response of hot-mix asphalt overlays in jointed plain concrete pavements due to reflective cracking 
    Abou-Jaoude, Grace; Ghauch, Z.G.; SOE; 200702670; Civil Engineering; grace.aboujaoude@lau.edu.lb (2015-10-30)
    Reflective cracks appear in asphalt overlays placed on top of a concrete pavement above the locations of joints and cracks in the concrete slab. This paper presents the results of a finite element study on the response ...
  • A Finite Element Approach of Thin Film Lubrication in Circular EHD Contacts 
    Habchi, Wassim; Demirci, I.; Eyheramendy, D.; Morales-Espejel, G. E.; SOE; 200804200; Mechanical Engineering; wassim.habchi@lau.edu.lb (2015-09-28)
    So far, most of the numerical studies concerning elastohydrodynamic point contact lubrication have been realized using finite differences. This paper describes a finite element approach for the modelling of both, thick and ...
  • A Full-System Approach of the Elastohydrodynamic Line/Point Contact Problem 
    Habchi, Wassim; Eyheramendy, D.; Vergne, P.; Morales-Espejel, G. E.; SOE; Mechanical Engineering; wassim.habchi@lau.edu.lb (2015-09-28)
    The solution of the elastohydrodynamic lubrication (EHL) problem involves the simultaneous resolution of the hydrodynamic (Reynolds equation) and elastic problems (elastic deformation of the contacting surfaces). Up to ...

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