suction pump

Thân thiện

A scientist uses a suction pump to transfer liquid into a beaker.

Definition

Noun: A device that moves a liquid or gas by creating a partial vacuum, causing the fluid to be drawn into the pump due to atmospheric pressure.

Usage

A suction pump is used to move fluids from one place to another by creating a low-pressure area. It is a common type of pump. - The mechanic used a suction pump to remove the old oil from the engine. - In the laboratory, a small suction pump was employed to filter the liquid mixture.

Advanced Usage

• In technical contexts: The term often specifies a pump whose primary or sole operating principle is suction, as opposed to positive displacement or centrifugal force.
  • The design of the traditional village well relied on a simple hand-operated suction pump.

Variants and Related Words

• Pump (n): A more general term for a device used to move fluids.
• Vacuum pump (n): A type of pump that removes gas molecules from a sealed volume to create a vacuum. (Note: All suction pumps create a partial vacuum, but not all vacuum pumps are designed for moving large volumes of fluid like a suction pump).

Synonyms

• Lift pump: A specific type of suction pump often used for raising water from a well.

Học thuật

Noun

1. a pump for raising fluids by suction