What is the top feed on a steam locomotive?
What is the top feed on a steam locomotive? Noun. In locomotive boilers, a feed water check valve placed on the top of the boiler drum. This encourages rapid mixing of the cold feedwater with the hot steam, reducing the risk of thermal shock to the heated parts of the boiler.
What is the fastest steam train ever built?
Mallard: The world's fastest steam locomotive | National Railway Museum.
Do steam locomotives have gears?
The steam locomotive, as commonly employed, has its pistons directly attached to cranks on the driving wheels; thus, there is no gearing, one revolution of the driving wheels is equivalent to one revolution of the crank and thus two power strokes per piston (steam locomotives are almost universally double-acting, ...
Do steam trains have toilets?
Actually they did, except for the oldest. In the earliest years of steam railways trains did stop frequently, so all the facilities could be found at the station: Toilets, refreshments, sale of meals into the train. As the trains went on longer distances with fewer, shorter stops, they also had toilets installed.
Why are most steam trains black?
Black locomotives became common beginning in 1880, after coal burning engines made grime commonplace. Black was chosen because black locomotives didn't show all the dirt and grime that covered the locomotive during normal use.