precipitator
Definition
Noun: 1. A device that removes dust or other fine particles from a gas (like air or industrial exhaust) using the principle of electrostatic precipitation. It works by charging the particles and then attracting them to a collection plate with an opposite charge.
Usage
The word "precipitator" is a technical term used primarily in engineering, industrial, and environmental contexts. It refers to a specific type of air pollution control equipment. * It is most commonly used with the modifier "electrostatic" (electrostatic precipitator). * It functions as a countable noun (e.g., a precipitator, two precipitators).
Examples
- The factory installed a new precipitator to comply with stricter emission regulations.
- An electrostatic precipitator is highly effective at capturing fly ash from coal-fired power plants.
- Maintenance on the precipitator caused a temporary shutdown of the production line.
Advanced Usage
- Electrostatic Precipitator (ESP): This is the full and most precise term. The device uses high-voltage electrodes to ionize gas molecules, which then charge the dust particles.
- Wet Electrostatic Precipitator (WESP): A variation where the collecting surfaces are irrigated with water to handle sticky or corrosive particulates.
Variants and Related Words
- Precipitate (verb): 1. To cause (a substance) to be deposited in solid form from a solution. 2. To cause (an event or situation) to happen suddenly or unexpectedly.
- Precipitation (noun): 1. (Chemistry) The action of precipitating a substance. 2. (Meteorology) Rain, snow, sleet, or hail that falls to the ground.
- Electrostatic (adjective): Relating to stationary electric charges or fields as opposed to electric currents.
Synonyms
- ESP (Electrostatic Precipitator): The standard acronym.
- Dust collector: A more general term for equipment that captures particulate matter, which may use different technologies (e.g., baghouses, cyclones).
- Air cleaner / Air pollution control device: Broader, more general terms.
Related Phrases
- Particulate matter: The dust, dirt, soot, or smoke particles that the precipitator is designed to remove.
- Collection plate / electrode: The charged surface within the precipitator where the particles accumulate.
- Emission control: The broader field of technology to which precipitators belong.
Noun
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removes dust particles from gases by electrostatic precipitation
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