Locotrol

High school (ages 12+)
Transportation

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/locotrol

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. How tall is Locotrol?Over 20,000 locomotives equipped worldwide
2. What is the product?Locotrol distributed power system
3. What is the manufacturer?Wabtec Corporation
4. What is Locotrol and how does it help trains?Locotrol is a radio‑controlled system that lets one train use many engines spread along its length. It sends commands from the front engine to the others so they all move together.
5. Why do trains need more than one engine?Using several engines helps pull very long, heavy freight trains. It spreads the pulling force, so the couplings don’t get too tight and the train stays steady.

Distributed Power: A railway operational strategy where locomotives are positioned at multiple points along a train to share the tractive effort.
Tractive Effort: The force exerted by a locomotive to pull a train along the tracks.
Slack Action: The movement of couplers between cars as they bunch up or stretch out due to acceleration or deceleration.
Positive Train Control (PTC): An advanced safety system designed to prevent train accidents caused by human error, speed, or unauthorized track access.