• Feasibility Of Oil Recovery By Polymer/Alkaline Flooding Through Horizontal Well 

      Al Blehed, M.S.; El-Sayed, Abdel Alim H. ( Qatar University , 2000 , Article)
      A laboratory study on Saudi oil recovery by polymer/alkaline flooding from a horizontal well in a scaled quarter five-spot model was conducted. Safaniya crude oil, obtained from Safaniya oil field operated by Saudi Aramco, ...
    • Feasibility Of Wind Energy Utilization In Qatar* 

      Marafia, A-Hamid; Ashour, Hamdy A. ( Qatar University , 2002 , Article)
      This work presents an assessment of the potential and economical feasibility of adopting wind energy as a renewable source of energy in Qatar. An analysis is presented for the long term measured wind speed (1976-1989) at ...
    • Finite Element Analysis Of Tubular Induction Accelerators 

      Alwash, J. H. H.; Al-Maayouf, M. A.; Qasir, L. J. ( Qatar University , 2001 , Article)
      The paper develops a method of analyzing tubular induction accelerators based on the finite element technique. The method takes end effects (due to current discontinuities at the rotor edges) into consideration. The ...
    • Flash Point For Binary Mixtures 

      Donaldson, A. B.; Al-Sharafi, Saleh ( Qatar University , 1994 , Article)
      Three flammable binary systems were studied for flash point as a function of liquid mixture composition: 1) decane/dodecane, 2) 0-xylene/cyclohexanol, and 3) 2-propanol/water. The vapor composition was estimated at each ...
    • Flow and Fracture Behaviour of Tungsten Fiber Reinforced Superalloy Composites-Effect Of Specimen Geometry 

      Kandeil, A. Y. ( Qatar University , 1989 , Article)
      The influence of aspect ratio (i.e. width to height ratio) of test specimens on the flow and fracture behaviour of fiber reinforced composites is herein examined. The composite material was prepared by isostatic pressing ...
    • Flow Routing Calculations For Water Resources Management Using Spreadsheets 

      El Bahrawy, Aly N. ( Qatar University , 1999 , Article)
      Flow routing calculations are very important for water resources engineers for analyzing and designing water engineering systems such as reservoirs, stocmwater conduits and detention ponds, spillways, pumping stations, ...
    • Frame Synchronization In Ofdm Systems Using Neural Networks, With Dsp Implementation 

      Al Meer, Mohamed H. ( Qatar University , 2002 , Article)
      This paper presents a method for estimation of the timing offset in OFDM (Orthogonal Frequency Division Multiplexing) systems. The author showed that it is possible to detect the start of the OFDM blocks without the use ...
    • Full Scale Performance of Primary Settling Tanks 

      Ahmad, Shamim; Murad, M.; Javed, K. H. ( Qatar University , 1989 , Article)
      The characteristics and the flowrate of municipal wastewater from the city of Doha, located in the Arabian Gulf have been studied to examine their effect on the performance of the primary settling tanks at the local sewage ...
    • Gas Saturation Monitoring In Heterogeneous Reservoir Using Tdt Modeling Technique 

      Hamada, G. M; Dahab, A.A.; Abdel Dayem, M. M.; Heikel, S. ( Qatar University , 1999 , Article)
      The Zeit Bay field reservoir units consist of sandstone and carbonates, partially overlaying a tilted block of fractured basement reservoir with a complex drive mechanism. A secondary recovery scheme of gas re-injection ...
    • Genetic Algorithm Optimal Model For Slab Formwork Cost And Design 

      Al Tabtabai, Hashem M. ( Qatar University , 2000 , Article)
      This paper introduces Genetic Algorithms technique to find an optimum formwork design, using optimum section of joists, stringers and shores along with their spacing, and satisfying minimum cost. Genetic Algorithms technique ...
    • A Hadamard Transform Fuzzy Segmentation And Classification Technique For Image Compression 

      Katebi, S. D. ( Qatar University , 1996 , Article)
      A new technique for image data compression based on fuzzy segmentation, classification and properties of sequency ordered Hadamard Transform (HT) is presented. Using a pyramidal data structure, an image is segmented into ...
    • Heighting Accuracy Of Spot Imagery 

      Diefallah, M. A. M. ( Qatar University , 1991 , Article)
      The SPOT imaging system is the first sensor with stereoscopic capability and global continuous coverage. Stereopairs with overlap and base to height ratio suitable for the extraction of height information with reasonable ...
    • Heuristic analysis of brackishwater treatment by reverse osmosis process 

      Ahmed, S ( Qatar University , 1990 , Article)
      Treatment of brackish water and sea water with the help of reverse osmosis process is feasible and a viable solution to meet the fresh water deficiency in an arid region. Total dissolved solids can be reduced to a level ...
    • Hierarchical Floor Plan For Vlsi Integrated Circuits Based On Analytical Techniques 

      Al Mohannadi, A. L. ( Qatar University , 1990 , Article)
      The physical design of electronic circuits consists of transforming a design specification into a representation to be used in the manufacture of the physical circuits. At Very Large Scale Integration (VLSI) level it becomes ...
    • High Frequency Characteristics Of Ferrite Materials And Applications To Microstrip Circuits 

      Hindy, Moataza A. ( Qatar University , 1999 , Article)
      Dispersion behavior of the parameters of microstrip lines printed on ferrite substrate is presented. The characteristic impedance for lines on magnetized ferrite substrates are obtained for partially magnetized substrates ...
    • Hot Ductility Of Directly Cast Steels With Different Carbon Contents 

      Mohamed, Z. ( Qatar University , 1995 , Article)
      Tensile samples of Nb containing steels with different carbon contents have been cast in situ, cooled to test temperatures in the range 800-1000 °C and tested at a strain rate of 3x10 s . The austenite grain sizes of the ...
    • How Top-Size Affects The Resilient Modulus Of Roadway Base Materials 

      Lindly, Jay ( Qatar University , 1995 , Article)
      The American Association of State Highway and Transportation Officials (AASHTO) uses resilient modulus values as the load-carrying capacity parameter for all pavement materials. However, the maximum sample diameter in ...
    • Humidification - Dehumidification Desalination Process Using Waste Heat from A Gas Turbine By 

      El Dessouky, H. T. A. ( Qatar University , 1989 , Article)
      This paper presents a hutnidification-dehumidification desalination process using waste heat from a gas turbine power plant. In this process, the air is used as the operating fluid instead of water. The process has many ...
    • Hydrate Technology For Transporting Natural Gas 

      Dawe, R. A. ( Qatar University , 2003 , Article)
      Natural gas hydrate (NGH) is a viable alternative to LNG (Liquefied Natural Gas) or pipelines for the transportation of natural gas from source to demand. It involves three stages: production, transportation and re-gasification. ...
    • Improved 3d-Fe Computational Method For Magnetostatic Field Problems Using Unconstrained Vector Potential 

      Alhamadi, Mohamed A. ( Qatar University , 1996 , Article)
      This paper introduces an improved three dimensional finite-element (3D-FE) computational approach for magnetostatic field problems using unconstrained magnetic vector potential (MVP) formulation in conjunction with hexahedral ...