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This is call Engineering
Comments (0) | Wednesday, December 22, 2010
This is one of pneumatic applications. those who still do not understand, this video might help.Enjoy it!
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Pneumatic Technology
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Anyone who wants to find information on Pneumatic Technolgy, I hope what I post is helpful, especially for students who are often to do last minute assignment :)
1.1 FUNDAMENTALS OF PNEUMATICS
1.1.1 Definitions of pneumatics
Pneumatics is the science of mechanical properties of elastic fluids. In industry, “Pneumatics” generally refers to the use of compressed air to transmit power and/or motion.
1.1.2 In the majority of applications compressed air is used for one or more of the following functions :
1.1.2.1 To determine the status of processors (sensors)
1.1.2.2 Information processing (processors)
1.1.2.3 Switching of actuators by means of final control elements
1.1.2.4 Carrying out work (actuators)
1.1.3 Pneumatic components can perform the following types of motion:
1.1.3.1 Linear
1.1.3.2 Swivel
1.1.3.3 Rotary
1.1.4 Some application employing pneumatics are listed below:
1.1.4.1 General methods of material handling:
· Clamping
· Shifting
· Positioning
· Orienting
· Branching of material flow
1.1.4.2 General application:
· Packaging
· Filling
· Metering
· Locking
· Driving of axes
· Door or chute control
· Transfer of materials
· Turning and inverting of parts
· Sorting of components
· Stacking of components
· Stamping and embossing of components
1.1.5 Pneumatics is used in carrying out machining and working operations. For example:
1.1.5.1 Drilling
1.1.5.2 Turning
1.1.5.3 Milling
1.1.5.4 Sawing
1.1.5.5 Finishing
1.1.5.6 Forming
1.1.5.7 Quality Control
1.1.6 Advantages and distinguishing characteristics of compressed air :
Availability | Air is available practically everywhere in unlimited quantities |
Transport | Air can be easily transported in pipelines, even over large distances |
Storage | Compressed air can be stored in a reservoir and removed as required. In addition, the reservoir can be transportable. |
Temperature | Compressed air is relatively insensitive to temperature fluctuations. This ensures reliable operation, even under extreme conditions. |
Explosion proof | Compressed air offers no risk of explosion or fire. |
Cleanliness | Unlubricated exhaust air is clean. Any unlubricated air which escapes through leaking pipes or components does not cause contamination. |
Components | The operating components are simple construction and therefore relatively inexpensive. |
Speed | Compressed air is a very fast working medium. This enables high working speeds to be attained. |
Overload safe | Pneumatic tools and operating components can be loaded to the point of stopping and are therefore overload safe. |
1.1.7 Disadvantages of pneumatics :
Preparation | Compressed air requires good preparation. Dirt and condensate should not be present. |
Compression | It is not always possible to achieve uniform and constant piston speeds with compressed air. |
Force requirement | Compressed air is economical only up to a certain force requirement. Under the normal working pressure of 600 to 700 kPa (6 to 7 bar) and dependent on the travel and speed, the output limit is between 40,000 and 50,000 Newtons. |
Noise level | The exhaust air is loud. This problem has now, however been largely solved due to the development of sound absorption material and silencers. |
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Laporan hari ke dua!
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Hari ini hari ke2 aku berblogging..hari xde ape nk post..cume projek major renovation utk page ni..tampak suram dan xcantik dipandang lagi..mungkin lambat laun blog ni tercalon dlm top10 website Malaysia sering dikunjungi..aminn..
chalo for today!
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Hantu Kak Limah Balik Rumah
Comments (0) | Monday, December 20, 2010
Ce cite ce cite! busit!
Ini la antara ungkapan-ungkapan yg sering aku dgr kat opis setelah seminggu cerita ni aku tengok.
First! movie melayu aku tgk 2kali kat wayang.Kalau Mamat Khalid tau mesti die dtg raya rumah aku tahun depan. Memang kelakar habes.
Bukan aku nk bangga2 ngn org perak,tp ini la antara filem melayu yg the best pernah aku tgk.Jalan cerita yg menarik, jenaka yg buat tak kering gusi kita tgk, dan xlupa standard cerita melayu 'moral value' mesti ada.
Kalau compare dgn cerita melayu yg terakhir aku tgk iaitu ngangkung yg membuat rekod kutipan sebanyak rm10juta tu,bg pendapat aku cerita Mamat Khalid ini lg bagus,terbaek. Sbb ape,sbb bagi aku xsusah nk buat penonton ketawa kalau watak hantu yg seram dijadikan kelakar,tp ssh kalau nk buat penonton ketawa dgn perangai penduduk kg pisang yg perangai masing2 yg pelik.Dgn watak Awie yg berloghat perak(salute anak perak!). lakonan Zami Ismail sebagai ketua kampung yg gatal,pelakon pembantu yg hebat iaitu shy8 sebagai Usop si bekas penari kebudayaan yg lembut,tak lupa jugak Johan Raja Lawak sbgai Abi Huirairah,Bomoh2,Pak Jabit,Che Nin,org kampung lain and last Kak Limah.Sangat enjoy cite korang
Aku tiba2 cerita pasal hiburan ni bukan niat aku utk mewujudkan blog pasal hiburan,tp sambil2 aku memikirkan tema blog aku ni terlintas lak psl mak limah ni.Aku cume nk suggest korang utk tonton filem ni,lima bintang aku kasi..atleast aku membantu mempromosikan filem tanahair ni.terbaek chor..
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UCAPAN PERASMIAN BLOG YG PALING UNGGUL
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Assalamualaikum wbt dan salam sejahtera,
Selamat datang kepada semua pelawat-pelawat yg berjaya memasuki ke blog pembangunan projek terbengkalai ini.
Hari ini adalah hari yg sgt bertuah, ini kerana tepat pada jam 3.33pm pada pc aku dan 3.36pm pada jam replica aku bertarikh 21/12/2010 dengan rasminya aku merasmikan sendiri blog ini dgn hasrat dpt memajukan diri dlm bidang penulisan dalam bahasa melayu maupun inggeris dan menyahut seruan kerajaan supaya sejarah dan ilmu mesti direkodkan bagi mengelakkan mana2 pulau kita terlepas lagi.
Objektif blog ini memaparkan segala pengetahuan dan maklumat mengenai bidang yg aku tahu supaya dpt dimanfaatkan oleh pengunjung-pengunjung lain.
Aku mengenali blog ini sudah lebih kurang 5tahun,tapi inilah pertama kali aku berazam utk post secara serious dan lebih matang lagi. Aku berharap pengunjung dapat mendoakan aku supaya usaha aku tidak terhenti pada post ini sahaja ataupun bertahan untuk 2,3 post lg dan akhirnya kembali terbengkalai utk lima tahun lagi.adoiyaii
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