spool up

English

Verb

spool up (third-person singular simple present spools up, present participle spooling up, simple past and past participle spooled up)

(aviation, of a turbine engine) To increase in rotational speed, producing an increase in thrust.
The large rotational inertia of the heavy compressor and turbine rotors makes the engine slow to spool up from idle.

Antonyms

spool down

Related terms

spoolup

单词	spool up
释义	spool up English Verb spool up (third-person singular simple present spools up, present participle spooling up, simple past and past participle spooled up) (aviation, of a turbine engine) To increase in rotational speed, producing an increase in thrust. The large rotational inertia of the heavy compressor and turbine rotors makes the engine slow to spool up* from idle.* Antonyms spool down Related terms spoolup
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