Search Results - "Ulaywi, Majid Ahmad"

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  1. 1
    Experimental investigations performance for (VCC) using 2-way (PFCV) type (2FRE)

    Experimental investigations performance for (VCC) using 2-way (PFCV) type (2FRE) by Ulaywi, Majid Ahmad

    Published in Ai-Khawarizmi engineering journal (2016)
    “…In modem hydraulic control systems, the trend in hydraulic power applications is to improve efficiency and performance. "Proportional valve” is generally…”
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  2. 2
    Practical study for investigation proportional pressure relief valve (DBETR-1X/25) performance

    Practical study for investigation proportional pressure relief valve (DBETR-1X/25) performance by Ulaywi, Majid Ahmad

    “…The trend in hydraulic power applications is to improve efficiency and performance of hydraulic systems parts. This paper examines the performances of direct…”
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  3. 3
    Speed control of hydraulic motor system with swashplate dc-controlled pump

    Speed control of hydraulic motor system with swashplate dc-controlled pump by Humaydi, Amjad J., Ulaywi, Majid Ahmad

    Published in Engineering and Technology Journal (01-11-2009)
    “…In a previous study, speed-controlled hydraulic motor system has employed a DC motor for changing the swashplate angle of a variable displacement piston pump…”
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  4. 4
    Improvement of output displacement of servo pneumatic system using fuzzy pi controller

    Improvement of output displacement of servo pneumatic system using fuzzy pi controller by Hasan, Muhammad Y., Ulaywi, Majid Ahmad, Mahdi, Shayma Mahmud

    Published in Engineering and Technology Journal (01-09-2009)
    “…لقد أصبحت أنظمة الهواء و دوائرها أكثر انتشارا و استعمالا في الأجهزة الصناعية لعدة فوائد : سرعة الحركة و قلة تكلفة الصيانة و آمان و علو نسبة القدرة إلى الوزن و…”
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  5. 5
    A study of the hardness and wear rate of elastomer composites reinforced by AL2O3 and SIO2 particles

    A study of the hardness and wear rate of elastomer composites reinforced by AL2O3 and SIO2 particles by Ulaywi, Majid Ahmad, Abid, Mayyadah Sh, Hamzah, Muhammad Sallab

    Published in Engineering and Technology Journal (01-05-2009)
    “…تناول هذا البحث دراسة تأثير إضافة دقائق السليكا و الألومينا بصورة منفصلة و بنسب مختلفة5, 10, 15, 20 and 25 pphr) ) على الصلادة و معدل البلى للمطاط الطبيعي و…”
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  6. 6
    Design & simulation of plc control and electro-hydraulic system for a punching machine

    Design & simulation of plc control and electro-hydraulic system for a punching machine by Ulaywi, Majid Ahmad, Abd al-Husayn, Ammar, al-Timimi, Abd al-Muhsinl M.

    Published in Engineering and Technology Journal (01-06-2009)
    “…إن عملية التحكم الذاتي Automatic control لمكائن الإنتاج و التصنيع مهمة جدا و عنصر تكامل لتحقيق زيادة في الإنتاج، تقليل الكلفة، تحسين النوعية و التخلص من…”
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