نتایج جستجو برای: u bend 90 elbow
تعداد نتایج: 390038 فیلتر نتایج به سال:
In gas-steam ejection power systems, the Al2O3 particles in combustion products can cause severe erosion on downstream elbow pipe. To calculate particle erosion, a modelling approach is developed by combining discrete phase model with flow-thermal coupling and introducing wall temperature parameters into model. Furthermore, influence of size, total pressure, mass flow rate was investigated. The...
Abstract The aim of this paper is to numerically investigate Vibration-Based Leak Detection (VBLD) method in pipeline systems based on Fluid–Structure Interaction (FSI) analysis predict leakages. In previous investigations, laboratory tests were widely used study the VBLD technique small-diameter water loop system pipes. current project uses Ansys Workbench extend these findings by integrating ...
مقدمه: وابستگی به مواد مخدر از جمله اساسیترین معضلات بشر در عصر حاضر است. این بیماری خود را با کاهش استفاده فرد از سیستم پاداش مغزی و همچنین تغییر در سطوح ادراک درد نشان میدهد. هدف: هدف از این تحقیق تعیین اثر فعالیتورزشی هوازی بر سطوح سرمی bend، سیستم پاداش مغزی و حالت هایپوآلجسیای ایجاد شده توسط bend در افراد وابسته به مواد مخدر بود. روششناسی تحقیق: نمونه آماری تحقیق را 20 آزمودنی وابسته...
oar whilst rowing, that a few days subsequently he noticed a small swelling about the size of a pea at the part injured. This swellinggradually increased in size until it had reached the present bulk. For the past few days, the swelling had become very painful, and lie' experienced much throbbing aching pain, and he noticed the part was hot and red, and for these reasons he had applied for reli...
Purpose: The purpose of this study is to investigate the relationship between myoelectric activities of wrist flexors and extensors and hand grip strength at four different positions of shoulder and elbow joints. Subjects: Thirteen normal male university students volunteered to participate in this study. Their mean ages, weights and heights were 19.6 (± 1.06) years, 75.9 (± 7.51) Kg and 173.5 (...
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