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Subject: sPHENIX discussion of the superconducting solenoid

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From: "Yip, Kin" <kinyip AT bnl.gov>
To: "sphenix-magnet-l AT lists.bnl.gov" <sphenix-magnet-l AT lists.bnl.gov>
Subject: [Sphenix-magnet-l] PS_current went to ~5000 A >1 s before the fast discharge happened ...
Date: Wed, 26 Oct 2022 11:30:27 +0000

Hi Pablo and Carl,

I’ve dumped into Elog (sPHENIX). But it seems that the PS_Current went to ~5000 A while Magnet_Current stayed put (close 4600 A),

>1 s before the fast discharge happened (interlock link dropped).

Tim Costanzo et. al. are working …

Kin

Attachment: 10_635917fd000f4660_tmpPrintElog.gif6y88hh.gif
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[Sphenix-magnet-l] PS_current went to ~5000 A >1 s before the fast discharge happened ..., Yip, Kin, 10/26/2022
- Message not available
  - [Sphenix-magnet-l] firing board for the SCR seems to be the culprit, Yip, Kin, 10/26/2022