Showing posts with label Rail tracks. Show all posts
Showing posts with label Rail tracks. Show all posts

Saturday, January 9, 2010

How Model Train Classification Yards Work

{{en|0}}Image via Wikipedia


Most model railroaders have far more cars (rolling stock) and locomotives than they can possibly operate at once. One option is to simply store excess rolling stock and locomotives in boxes or on display shelves or cabinets. It is possible, however, to store all of your extra equipment and trains on tracks in a yard that may or may not be part of the visible operating portion of your model train layout.

However, design mistakes are a common feature of model railroad yard layouts. Yards don't always work out as well as they should. A major cause is the lack of available information on how to design a good model railroad yard layout. Without the resources, model railroaders are forced into a lot of guesswork.

Model Train Yard Layout Compression

Apart from the lack of available information on model railroad yards, another cause for less than satisfactory model railroad yard designs, is the need to compress a model railroad layout into the space available. 'Compression' is the model railroaders enemy, but in most cases, necessary.

Let's start by looking at the make up of real classification yards. Generally, they are huge. They often consist of many smaller special-purpose rail yards, that collectively, add up to a complex array of train track.

It is commonplace for there to be three separate double-ended rail yards strung one after the other. These are designed to move train traffic efficiently and usually comprise: an arrival yard, a classification yard, and a departure yard.

The Arrival Yard On Model Train Layouts

The arrival yard is where arriving trains drop off the cars of their train. The cars are then moved to the classification yard, being switched back and forth as necessary to get the right cars onto the right trains. The trains are then built out and moved to the departure yard. After getting a new caboose and locomotive, they then proceed to their next destination.

For more information on yard designs read the best-selling Model Train Help ebook by Robert Anderson (Highly Recommended).

[http://www.model-train-help.com/?hop=fossie09]


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How Model Train Locomotives Work

Model of WP Steam Locomotive(1:3 size) at Gunt...Image via Wikipedia

A locomotive runs by picking up an electrical current from the metal rails through metal wheels that ride on the rails. The electricity is transferred from the wheels to the motor, which causes the motor to run.

The motor connects to the wheels through a mechanical drive system. When the electricity turns the motor, the motor turns the gears that turn the wheels and push the locomotive along the train tracks. Simple!

The contact point where your locomotive wheel meets the rail is extremely small. That's why; it doesn't take much in the way of dirt, dust, or debris to obstruct the wheel-to-rail contact. Dirt can build up, so it is important that you keep the wheels clean and free of accumulated dirt. If the wheels of your locomotive become dirty, they may not make good contact with the metal rails, and your train will stall. Remember, plastic wheels don’t conduct electricity.

Locomotive Wheels And Locomotive Gears

A good locomotive needs lots of wheels and lots of gears. A poor performing locomotive is often because of the gears and/or the wheels. Although in saying that, some locomotives with only a few wheels work surprisingly well... although it is considered to be unusual, rather than the norm.

By Robert Anderson - Author of the best-selling Model Train Help ebook.

[http://www.model-train-help.com/?hop=fossie09]


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How Model Train Track Works And What Can Go Wrong

Models of the "Breitspurbahn" (broad...Image via Wikipedia

Model train track consists of two metal rails separated by plastic tie sections. Each rail carries one side of the electrical circuit. To work properly, the two rails should not contact each other and no metal object should contact both rails together. This would cause a short circuit, which could damage your model train power pack if it happened too often.

With this in mind, assemble your model train track and connect the power pack... and you'll be ready to start operating your model trains. It is as easy as plugging in the power pack, carefully placing the locomotive on the train track, turning up the throttle...and enjoying!

More About Model Train Tracks

It's best to set up your train track on a sheet of plywood, a tabletop, or other hard surface. Carpet fuzz and floor dirt can hamper smooth train operation.

Model train track comes in different types made of brass, zinc-coated steel, nickel silver and steel. Regardless of what the train tracks are made of, most track sets come with a terminal section so that you can hook into the transformer. Brass track and zinc-coated steel track are common in starter sets and, when purchased separately, are usually cheaper in price than nickel silver tracks.

By Robert Anderson - Author of the best-selling Model Train Help ebook.

[http://www.model-train-help.com/?hop=fossie09]


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