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537 research outcomes, page 1 of 54
  • publication . Article . 2010
    Open Access Persian
    Authors:
    Hossein khozeymehnezhad; mahmood shafai bajestan;
    Persistent Identifiers
    Publisher: Shahid Chamran University of Ahvaz

    Deposition of sediment inside the conduit structures; eg inverted siphon; reduces the flow cross section area and increase the flow roughness which causes reduction of flow discharge passing through the conduit. In order the structure to function properly, the structure...

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  • publication . Article . 2020
    Open Access Persian
    Persistent Identifiers
    Publisher: Shahid Chamran University of Ahvaz

    با توجه به محدودیت منابع آب، استفاده بهینه از آب ضروری است. با کاربرد برخی مواد نظیر پلیمرهای سوپرجاذب، می­توان از بارندگی­های مقطعی و سایر منابع محدود آب در امر حفظ و ذخیره آب در خاک استفاده نمود. پلیمرهای سوپرجاذب با جذب آب و تا حدودی، املاح کودی و انقباض و انبساط متن...

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  • publication . Article . 2016
    Open Access Persian
    Authors:
    Babak Lashkar-Ara;
    Persistent Identifiers
    Publisher: Shahid Chamran University of Ahvaz

    Experimental results of determining scour hole dimensions resulted from submerged circular jet in a plunge pool containing non-cohesive materials are presented in this paper. The effect of nozzle flow velocity, the height of nozzle installation and the bed particle diam...

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  • publication . Article . 2009
    Open Access Persian
    Authors:
    Arash Jael; Manoochehr Fathi Moghadam; Mahmood Bina; Mehdi Ghomeshi; Babak Lashkarara;
    Persistent Identifiers
    Publisher: Shahid Chamran University of Ahvaz

    Laboratory experiments were conducted in smooth trapezoidal channel with side slope 1:1 to measure boundary force and shear stress. Preston tube is used to estimate contribution of wall and bed shear stresses. Available formulas for estimation of boundary shear were eva...

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  • publication . Article . 2015
    Open Access Persian
    Authors:
    Omid Karami; Abdolrahim Hooshmand; Saeid BoroomandNasab;
    Persistent Identifiers
    Publisher: Shahid Chamran University of Ahvaz

    In order to study the chemical clogging and its effect on hydraulic performance of trickle irrigation system, four treatments includes compensating emitters (Netafim and Micro-Flapper), non-compensating emitters (Mehr and Goldani), three treatment of flow rates that inc...

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  • publication . Article . 2014
    Open Access Persian
    Authors:
    Jahangir Abedikopaee; Seyedfarhad Mousavi; Mahsa Rahmani;
    Publisher: Shahid Chamran University of Ahvaz

    One method of determining evapotranspiration is zero flux plane (ZFP). This method estimate the evapotranspiration based on water content and soil suction. This method can also estimate the value of evaporation, evapotranspiration and ground water recharge. The data use...

  • publication . Article . 2012
    Open Access Persian
    Authors:
    M. Rostami; A. Fakheri-Fard; M. A. Ghorbani; S. Darbandi; Y. Dinpajoh;
    Publisher: Shahid Chamran University of Ahvaz

    In the last two decades, researchers have been more interested in river flow forecasting by means of nonlinear models, Genetic Programming, Time-Series, Wavelet Analysis, etc.included. Wavelet transform by decomposition of signals into time and frequency, same as Fourie...

  • publication . Article . 2016
    Open Access Persian
    Authors:
    Seyade Maryam Mousavi; Mahmood Kashefipour; Mehdi Ghomeshi;
    Persistent Identifiers
    Publisher: Shahid Chamran University of Ahvaz

    Today, flood management is one of the most important topics in river engineering due to reducing the fatality and damages caused by it. Several hydrodynamic models including 1D, 2D, 3D and couple hydraulic models have been developed in the world. One dimensional models ...

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  • publication . Article . 2017
    Open Access Persian
    Persistent Identifiers
    Publisher: Shahid Chamran University of Ahvaz

    To date, Calendula Officinalis L. applications have been expanded as a decorative and medical plant, in horticulture, green spaces, pharmaceuticals, and cosmetics industry. Calendula officinalis L. can be broadly applicable as an antiseptic and anti-inflammatory as well...

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  • publication . Article . 2016
    Open Access Persian
    Authors:
    Ali Azad pour; Ali Rasour zade; Javanshir Azizi Mobser;
    Persistent Identifiers
    Publisher: Shahid Chamran University of Ahvaz

    Soil water retention curve in many studies, including simulating the movement of water and solutes, irrigation and drainage issues is required. This soil hydraulic property was determined by direct (field and laboratory) and indirect methods. Direct methods are costly a...

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537 research outcomes, page 1 of 54