diesel-electric

Thân thiện

A diesel-electric locomotive pulls a long freight train across the prairie.

Definition

1. Noun:
   • A locomotive powered by electricity generated by a diesel engine: A "diesel-electric" is a type of railway engine where a diesel engine drives an electrical generator. The electricity produced then powers electric traction motors that turn the wheels.

Usage Examples

• Noun:
  • The freight train was pulled by a powerful diesel-electric.
  • Most modern mainline locomotives are diesel-electrics for their efficiency and power.

Advanced Usage

• The term is often used attributively (like an adjective) to describe the type of locomotive or its propulsion system.
  • The company invested in a new fleet of diesel-electric locomotives.
  • The diesel-electric powertrain is known for its reliability.

Variants and Related Words

• Diesel-electric locomotive: The full, more formal term.
• Diesel-electric transmission: The specific system that converts diesel engine power to electric drive.

Synonyms

• Diesel locomotive (Note: While often used interchangeably, "diesel locomotive" can sometimes refer to types with direct mechanical drive, whereas "diesel-electric" specifies the electrical transmission method.)

Related Phrases

• Diesel-hydraulic: A different type of locomotive where the diesel engine drives the wheels through a hydraulic transmission, as opposed to an electrical one.

Học thuật

Noun

1. a locomotive driven by the electric current generated by a diesel engine

Từ đồng nghĩa

• diesel-electric locomotive