solenoid

/soh-luh-noid, sol-uh-/US // ˈsoʊ ləˌnɔɪd, ˈsɒl ə- //UK // (ˈsəʊlɪˌnɔɪd) //

螺线管,电磁铁,电磁阀,螺管

Definitions

n.名词 noun

1
- : Electricity. an electric conductor wound as a helix with small pitch, or as two or more coaxial helices, so that current through the conductor establishes a magnetic field within the conductor.
- : Also called solenoid switch . a switch controlled by such an arrangement, in which a metal rod moves when the current is turned on: used in automotive starting systems.
- : Meteorology. a space formed by the intersection of isobaric and isosteric surfaces.

The amount the armature B is rotated will depend upon the relative effects of the pole of the solenoid and the permanent magnet G.
The effect can be very greatly increased by providing the solenoid with a soft-iron core.
It was International code—being sent as fast as the solenoid could be operated.
Such a low, parallel magnetic field would quite probably be found inside of a simple solenoid coil.
On the lower horizontal roller carrying the supply of paper is a ratchet and pawl movement, actuated by a solenoid.