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4hv.org :: Forums :: Electromagnetic Projectile Accelerators

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Efficient multistage coilgun

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LAN_403

Yanom

Sat Sept 29 2012, 02:07AM

Registered Member #4659 Joined: Sun Apr 29 2012, 06:14PM
Location:
Posts: 158

oh, ok. thanks. why are the coils often spaced further apart towards the end of the gun? is that a requirement?

Saz43

Sat Sept 29 2012, 04:38AM

Registered Member #1525 Joined: Mon Jun 09 2008, 12:16AM
Location: America
Posts: 294

No, I don't think there's any actual reason to do that.

Tue Nov 06 2012, 10:52PM

Registered Member #85 Joined: Thu Feb 09 2006, 01:22PM
Location:
Posts: 21

there might be a good reason to do that: when using a single IGBT/Diode bridge and multiple SCRs for multiple stages, spacing the coils further apart towards the end might become necessary to provide enough time for the SCRs to turn off.

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