Effect of test conditions on measuring friction factor by ring compression

نویسندگان
چکیده

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Determination of Friction Coefficient by Employing the Ring Compression Test

The main objective of this research was to investigate the effect of material properties, strain-rate sensitivity, and barreling on the behavior of friction calibration curves. The compression tests were conducted to obtain the necessary material properties for the finite element analysis. A series of ring compression tests were then conducted in order to determine the magnitude of the friction...

متن کامل

the effect of taftan pozzolan on the compressive strength of concrete in the environmental conditions of oman sea (chabahar port)

cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...

the washback effect of iranian schoolleaving test of english on students learning

هدف از ای پایان نامه بررسی تا ثیر ازمون نهایی زبان انگلیسی سال سوم دبیرستان برروی یادگیری دانش اموزان ایرانی است. هدف اشلی این مطالعه بررسی خود این ازمون و تا ثیر ان برروی یادگیری دانش اموزان است. برای رسیدن به این هدف شیوه های تحقیقاتی مختلفی برای جمع اوری و تحلیل داده ها به کار برده شده است. ابزارهای اصلی این تحقیق شامل مصاحبه با دانش اموزان دختر سال سوم (10 نفر) و همچنین مشاهده ی 6 کلاس زبان...

the effect of consciousness-raising activities on learning grammatical structures by iranian guidance school efl learners

abstract the first purpose of this study was to investigate the effect of consciousness-raising (c-r) activities on learning grammatical structures (simple present tense in this case) by iranian guidance school efl learners. the second one was to investigate the effect of gender on learning the simple present tense through c-r activities and tasks. finally, this study aimed to investigate the ...

effect of oral presentation on development of l2 learners grammar

this experimental study has been conducted to test the effect of oral presentation on the development of l2 learners grammar. but this oral presentation is not merely a deductive instruction of grammatical points, in this presentation two hypotheses of krashen (input and low filter hypotheses), stevicks viewpoints on grammar explanation and correction and widdowsons opinion on limited use of l1...

15 صفحه اول

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Journal of Japan Institute of Light Metals

سال: 1979

ISSN: 0451-5994

DOI: 10.2464/jilm.29.397