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Fan (machine)

A fan is a powered machine that creates airflow. A fan consists of rotating vanes or blades, generally made of wood, plastic, or metal, which act on the air. The rotating assembly of blades and hub is known as an impeller, rotor, or runner. Usually, it is contained within some form of housing, or case. This housing will allow air to pass through as well…

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Overview

History

Types

Installation

Noise

Temperature and humidity limits for cooling humans

Fan motor drive methods

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Fan (machine)

Nodes131
Edges130
Triples30
Avg. degree1.98
Density0.015267
Components1

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Important terminology Word statistics

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Important terminology

fan fans air used cooling blades flow motor impeller may cross-flow also electric heat use airflow centrifugal ceiling ventilation power

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Indiainstance ofCeiling fans are extremely popular in South Asian countries0.80text
where they provide cost-effective cooling in hot climates.Windowinstance ofCeiling fans are extremely popular in South Asian countries0.80text
central air conditioning in the 1960s caused many companies to discontinue production of fansinstance ofCeiling fans are extremely popular in South Asian countries0.80text
but in the mid-1970sinstance ofCeiling fans are extremely popular in South Asian countries0.80text
with an increasing awareness of the cost of electricityinstance ofCeiling fans are extremely popular in South Asian countries0.80text
the amount of energy used to heatinstance ofCeiling fans are extremely popular in South Asian countries0.80text
cool homesinstance ofCeiling fans are extremely popular in South Asian countries0.80text
turn-of-the-century styled ceiling fans became popular again as both decorativeinstance ofCeiling fans are extremely popular in South Asian countries0.80text
energy-efficient.In 1998 William Fairbankinstance ofCeiling fans are extremely popular in South Asian countries0.80text
Walter Kinstance ofCeiling fans are extremely popular in South Asian countries0.80text
hair dryersinstance ofAppliances0.80text
space heaters also use fansinstance ofAppliances0.80text

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