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مقاله Strength and behavior of high Strength concret Lead Bearing Walls

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مقاله Strength and behavior of high Strength concret Lead Bearing Walls


مقاله Strength and behavior of high Strength concret Lead Bearing Walls

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تعداد صفحات:5

Strength and Behaviour of High Strength Concrete Load Bearing Walls

The investigation of high strength concrete walls is relatively new around the world. Previous studies have focused on the behaviour and strength of normal strength concrete walls and as such current methods are not intended for high strength concrete. Also these methods do not recognise the increased strength acquired from walls supported on four sides. Therefore an extensive research program is required.

To date, preliminary research has been undertaken on high strength wall panels from which it was deduced that current code methods predicting axial strength of walls are not applicable. Modified methods are required for walls made of high strength concrete and walls incorporating with side restraints. In this research the high strength concrete walls with various support conditions are being examined. The walls have moderate slenderness ratios (height to thickness ratio less than 40), which occur regularly in practice.

The project has been supported by three internal university grants that have been utilised to set up the important testing rig (see Fig. 3 - Large Scale test-rig Facility), acquire the necessary testing equipment and deploy research staff. The extensive experimental program is in progress with results and recommendations being published in journal publication and conference proceedings.

 

Shear behaviour of high strength concrete beams with polymer fibres

The use of steel fibres in both normal and high strength concrete beams has been researched extensively for the past few decades. Another fibre type that is slowly gaining acceptance in the concrete industry is the polypropylene fibre. This fibre obviously has different properties than the steel fibre but has the distinct advantage of being lighter. Research on concrete beams with polypropylene fibres is almost non-existent and it is the aim here to investigate their impact further. In particular the effect of

Strength and Behaviour of High Strength Concrete Load Bearing Walls

The investigation of high strength concrete walls is relatively new around the world. Previous studies have focused on the behaviour and strength of normal strength concrete walls and as such current methods are not intended for high strength concrete. Also these methods do not recognise the increased strength acquired from walls supported on four sides. Therefore an extensive research program is required.

To date, preliminary research has been undertaken on high strength wall panels from which it was deduced that current code methods predicting axial strength of walls are not applicable. Modified methods are required for walls made of high strength concrete and walls incorporating with side restraints. In this research the high strength concrete walls with various support conditions are being examined. The walls have moderate slenderness ratios (height to thickness ratio less than 40), which occur regularly in practice.

The project has been supported by three internal university grants that have been utilised to set up the important testing rig (see Fig. 3 - Large Scale test-rig Facility), acquire the necessary testing equipment and deploy research staff. The extensive experimental program is in progress with results and recommendations being published in journal publication and conference proceedings.

 

Shear behaviour of high strength concrete beams with polymer fibres

The use of steel fibres in both normal and high strength concrete beams has been researched extensively for the past few decades. Another fibre type that is slowly gaining acceptance in the concrete industry is the polypropylene fibre. This fibre obviously has different properties than the steel fibre but has the distinct advantage of being lighter. Research on concrete beams with polypropylene fibres is almost non-existent and it is the aim here to investigate their impact further. In particular the effect of

Strength and Behaviour of High Strength Concrete Load Bearing Walls

The investigation of high strength concrete walls is relatively new around the world. Previous studies have focused on the behaviour and strength of normal strength concrete walls and as such current methods are not intended for high strength concrete. Also these methods do not recognise the increased strength acquired from walls supported on four sides. Therefore an extensive research program is required.

To date, preliminary research has been undertaken on high strength wall panels from which it was deduced that current code methods predicting axial strength of walls are not applicable. Modified methods are required for walls made of high strength concrete and walls incorporating with side restraints. In this research the high strength concrete walls with various support conditions are being examined. The walls have moderate slenderness ratios (height to thickness ratio less than 40), which occur regularly in practice.

The project has been supported by three internal university grants that have been utilised to set up the important testing rig (see Fig. 3 - Large Scale test-rig Facility), acquire the necessary testing equipment and deploy research staff. The extensive experimental program is in progress with results and recommendations being published in journal publication and conference proceedings.

Shear behaviour of high strength concrete beams with polymer fibres

The use of steel fibres in both normal and high strength concrete beams has been researched extensively for the past few decades. Another fibre type that is slowly gaining acceptance in the concrete industry is the polypropylene fibre. This fibre obviously has different properties than the steel fibre but has the distinct advantage of being lighter. Research on concrete beams with polypropylene fibres is almost non-existent and it is the aim here to investigate their impact further. In particular the effect of


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مقاله Strength and behavior of high Strength concret Lead Bearing Walls

کاتالوگ کامل یاتاقان های غلتشی Rolling Bearing - SKF

اختصاصی از هایدی کاتالوگ کامل یاتاقان های غلتشی Rolling Bearing - SKF دانلود با لینک مستقیم و پر سرعت .

کاتالوگ کامل یاتاقان های غلتشی Rolling Bearing - SKF


کاتالوگ کامل یاتاقان های غلتشی Rolling Bearing - SKF

 

 

 

 

 

 

 

جهت طراحی مجموعه های صنعتی از جمله دستگاه های مونتاژی دوار، نیاز به انتخاب و همچین طراحی یاتاقان، بلبرینگ، هوزینگ و ... دارید. شرکت SKF بزرگترین تولید کننده یاتاقان های غلتشی در دنیا محسوب می شود. کاتالوگ بیرینگ های SKF مرجع اصلی انتخاب انواع بیرینگ استاندارد در صنعت می باشد. در این کاتالوگ علاوه بر جداول مشخصات فنی، مقدمه کاتالوگ اختصاص به انتخاب بیرینگ و کاربردهای آن دارد. در ابتدای کاتالوگ به مبانی، انتخاب اندازه، اصطکاک، سرعت ها، مشخصه های بیرینگ، ملاحضات طراحی، روان کاری، نصب و برداشتن و مراقبت پرداخته شده است. در ادامه کاتالوگ نیز داده های فنی از ۱۶ نوع محصول بیرینگ های غلتشی SKF آمده است. همچنین در سایت SKF می توانید بطور رایگان محصولات این شرکت را بصورت فایل های CAD دریافت نمایید (از فرمت STEP استفاده کنید)

کاتالوگ کامل یاتاقان های غلتشی Rolling Bearing - SKF، مشتمل بر 1378 صفحه، با فرمت pdf، به زبان انگلیسی، همراه با ذکر نکات مهم و کاربردی یاتاقان های غلتشی به ترتیب زیر گردآوری شده است:

Principles of bearing selection and application

A - Bearing basics

B - Selecting bearing size

C - Friction

D - Speeds

E - Bearing specifics

F - Design considerations

G - Lubrication

H - Mounting, dismounting and bearing care

Product data

Deep groove ball bearings

Y-bearings insert bearings

Angular contact ball bearings

Self-aligning ball bearings

Cylindrical roller bearings

Needle roller bearings

Tapered roller bearings

Spherical 8 roller bearings

CARB toroidal roller bearings

Thrust ball bearings

Cylindrical roller thrust bearings

Needle roller thrust bearings

Spherical roller thrust bearings

Track runner bearings

Engineered products

Bearing accessories

جهت خرید کاتالوگ کامل یاتاقان های غلتشی Rolling Bearing - SKF به مبلغ فقط 2000 تومان و دانلود آن بر لینک پرداخت و دانلود در پنجره زیر کلیک نمایید.

!!لطفا قبل از خرید از فرشگاه اینترنتی کتیا طراح برتر قیمت محصولات ما را با سایر محصولات مشابه و فروشگاه ها مقایسه نمایید!!

 

!!!تخفیف ویژه برای کاربران ویژه!!!

با خرید حداقل 10000 (ده هزارتومان) از محصولات فروشگاه اینترنتی کتیا طراح برتر برای شما کد تخفیف ارسال خواهد شد. با داشتن این کد از این پس می توانید سایر محصولات فروشگاه را با 20% تخفیف خریداری نمایید. کافی است پس از انجام 10000 تومان خرید موفق عبارت درخواست کد تخفیف و ایمیل که موقع خرید ثبت نمودید را به شماره موبایل 09365876274 ارسال نمایید. همکاران ما پس از بررسی درخواست، کد تخفیف را به شماره شما پیامک خواهند نمود.


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کاتالوگ کامل یاتاقان های غلتشی Rolling Bearing - SKF

دانلود جزوه آموزشی Bearing

اختصاصی از هایدی دانلود جزوه آموزشی Bearing دانلود با لینک مستقیم و پر سرعت .

دانلود جزوه آموزشی Bearing


دانلود جزوه آموزشی Bearing

 

 

 

 

 

 

 

 

 

 

 

 

رشته مکانیک

PDF

56 صفحه

زبان: فارسی

 


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دانلود جزوه آموزشی Bearing