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أنبوب فينتوري

أنبوب فينتوري هو اكتشاف للعالم الإيطالي جيوفاني باتيستا فينتوري الذي لاحظ أن ضغط السائل الجاري في الأنبوب ينخفض عند حدوث تضيق في مقطع الأنبوب.[1]

الأساس الفيزيائي

حسب معادلة الاستمرار فعند تعرض جريان السائل لتناقص في المقطع فإن السرعة يجب أن تزداد . بينما سينخفض الضغط حسب قانون انحفاظ الطاقة .بحيث أن الربح في الطاقة الحركية يقابله انخفاض في الضغط و يمكن اشتقاق قانون لأتبوب فنتوري من معادلة برنولي ومن معادلة الاستمرارية.

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مراجع

  1. ^ "معلومات عن أنبوب فينتوري على موقع britannica.com". britannica.com. مؤرشف من الأصل في 2015-09-10.

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