Topic 13: Ringing true

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Topic 13: Ringing true

Siemens Education

Restricted © Siemens AG 2013 All rights reserved.

Ringing true

Overall learning objectives:

We are learning to:

Explain where the timing of the wheel bearing replacement is critical

Understand the key features of the RailBAM process

Communicate key points and ideas to a target audience


Ringing true

Poorly maintained trains results in

accidents

Accidents mean disruptions to

servicesSpending money on maintenance

means higher fares

http://www.google.co.uk/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=iJ1NE0GgeAP9LM&tbnid=Y9j6X3mdELfxrM:&ved=0CAUQjRw&url=http://www.dailyrecord.co.uk/news/business-consumer/rail-fare-hikes-come-into-effect-1514330&ei=qOKcUcSRAsuY0AW8voCQAg&bvm=bv.46751780,d.d2k&psig=AFQjCNG5vV7wghk7xrk3RtpcK1Vu7mj3ZA&ust=1369322425514398

http://www.google.co.uk/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=8v85GUOb__R2iM&tbnid=wnfqknXVBnBaQM:&ved=0CAUQjRw&url=http://www.heraldsun.com.au/news/victoria/commuters-fury-at-connex/story-e6frf7kx-1111113460924&ei=ot6cUfiOF4PN0QXErYCwDQ&bvm=bv.46751780,d.d2k&psig=AFQjCNFvD6imqJ-fvkIkkESuOfINViSCAQ&ust=1369321433033214

http://www.google.co.uk/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=VKyB46vftEHL0M&tbnid=2XWQByCyJl5OnM:&ved=0CAUQjRw&url=http://www.bbc.co.uk/news/uk-england-london-20808182&ei=Cd-cUfWGCKKk0QWdnoCYCA&bvm=bv.46751780,d.d2k&psig=AFQjCNEt4fX-t2TMfTzjlx1ZRoBOCBZKdg&ust=1369321559409774


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Wheel tappers checked for cracked wheels

http://www.google.co.uk/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=n0s0XdrLrCfc-M&tbnid=-yJ6_BDNca7hvM:&ved=0CAUQjRw&url=http://www.ssplprints.com/image/129770/ransome-wallis-pat-wheeltapper-c-1960&ei=LOWcUY2KCO7w0gWF-YCIDQ&bvm=bv.46751780,d.d2k&psig=AFQjCNFmH7igCglftTNtguCj5GlFuH1P2Q&ust=1369323174787360


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Bearings allow wheels to rotate smoothly whilst taking the load of the vehicle

http://snovalleystar.com/wp-content/uploads/2010/05/0506-train-maintenance.jpg


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Roller bearings

http://www.google.co.uk/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=E_WB9RDKLnWtvM&tbnid=VlIWPGfJRGpizM:&ved=0CAUQjRw&url=http://www.nskamericas.com/cps/rde/xchg/na_en/hs.xsl/cylindrical-roller-bearings.html&ei=oY-cUcXPGLLJ0AX3w4HoDw&bvm=bv.46751780,d.d2k&psig=AFQjCNGIRkCG5oQH10FLNUdOYkcJvcJhDA&ust=1369301262001142


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Bearing failure is dangerous

http://www.railwaysarchive.co.uk/mastereventimages/event8963_7.jpg


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Bearing failure is dangerous

http://www.railwaysarchive.co.uk/mastereventimages/event8963_2.jpg


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The RailBAM system


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The RailBAM system

http://www.google.co.uk/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=xgaiBjtaVO8KtM&tbnid=lq-L6mIHPEpCCM:&ved=0CAUQjRw&url=http://www.siemens.com/innovation/en/news/2012/e_inno_1233_1.htm&ei=xIucUdqVL5Go0wW04IHQCA&psig=AFQjCNHwG0oC2k9KbzkbWQhoP3-dtRTJ-w&ust=1369300171119883


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Replacing wheel bearings


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Plenary:

Select one of the following to summarise and express key features of the system

and to explain how it works.

A4 explanatory leaflet

Poster

Diagram to explain to younger students

Podcast of no more than 2 minutes

http://www.google.co.uk/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=xgaiBjtaVO8KtM&tbnid=lq-L6mIHPEpCCM:&ved=0CAUQjRw&url=http://www.siemens.com/innovation/en/news/2012/e_inno_1233_1.htm&ei=xIucUdqVL5Go0wW04IHQCA&psig=AFQjCNHwG0oC2k9KbzkbWQhoP3-dtRTJ-w&ust=1369300171119883

Documents

Topic 13: Ringing true