Train On The Water

Please READ MORE for the video.                                          Subtrack!. Train on the water. Sometimes weather condition affects transportation safety. Trains use electric for auxiliary or traction power and water is conductive as well as transmits pressure. Ultra pure water 5.5 • 10-6 S/m Drinking water 0.005 – 0.05 S/m Sea...

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Curve In Curve

Please READ MORE for the video.  Curve in curve and different degrees curves in a curve are not so suitable for the safety on the railways if they are closer than the train length, also consecutive opposite way curves too. But sometimes landforms force to do those. Beside, forces occur in many different directions on those curves. Rail and rail head angles, wheel surface and flange angles more important on that kind of track sections....

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Railway Safety Tank Wagon Vacuum Test

Please READ MORE for the video.  Tank Wagon Vacuum Test. Basic physics. There are various legislations for transportation of goods by railway. Additionally, system needs tank wagons to transport some kind of goods on railway. Also, transportation systems have some regulations to transport. OTIF - Intergovernmental Organisation for International Carriage by Rail (RID) Health and Safety Management System (HSMS) UN Model Regulations,...

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Hump Shunting, Gravity Locos, One Way Locos...

Please READ MORE for the video. Gravity Locos, One Way Locos... Sometimes wagons can be routed to the right track via setted railway points. As a matter of fact, technical specifications content articles for vertical curves on maneuvering areas for safety (to prevent the wagon runaway). According to those articles, warehouse and workshop lines must have ramp to the main line on the output direction.           ...

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Locomotive Gallop Movement

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Railway Electric Effect On Body

Please READ MORE for the video.  We could hear the sound (Corona) of electric in Bakirkoy TEK High Voltage Transformer Center. Well, why we can hear the sound of electric? Corona is ionization of surrounding air around the cable. Electric is lost as heat, sound, and light. What is electric shock for human body? Voltage difference whose person contact with. So, it needs to two polar area which have potential differences. What difference...

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Single Axle Bogie

Some railway wagons use direct connection between chassis and axle and some others use bogie systems. Direct connection systems generally use two axle (front 1, rear 1). On the other hand, there are many kind of bogie forms for locomotives and wagons. With 2, 3 or more axles (B, Bo, Co, (for locomotives), heavy load wagon etc.). Beside, some bogie systems use only one axle. There are advantages and disadvantages of bogies has 1, 2 or 3 axles. E.g.:...

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Rail Point Heating

Please READ MORE for the Video. In some conditions, railway points may freeze. A kind of Rail Point Heating!.  Reference: CBS Chicago  Music: Johnny Cash - Rings of fi...

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Public transportation and infectious diseases

Big cities become overcrowded in the world. Public transportation includes various features as environmental, economic and social. On the other hand, public transport requires the establishment of certain rules and complies by beneficiaries. The most important one is Respect. For example; behaviors when getting in and off vehicles, inside station and vehicle. Among these, infectious diseases have highest risk level (due to Risk Precedence Number)....

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Atkinson & Miller Cycle

Please READ MORE for the video and the article.  Diesel engines for Locomotives and Atkinson & Miller Cycle with Toyota Some diesel locomotives, cars and more use Miller Cycle Engines. In the Atkinson (or Miller) cycle the engine can behave like two volumes. If it is operating as Atkinson, not as Otto, the suction valve is actually not closed as soon as movement begin the cylinder to TDC. Let's make some calculations: Cylinder Volume:...

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