Electrostatic modeling of Faraday cups on HV Feedthroughs

Document #:

LARTPC-doc-837-v1

Document type:

Note

Submitted by:

Hans Jostlein

Updated by:

Hans Jostlein

Document Created:

01 Oct 2012, 15:11

Contents Revised:

01 Oct 2012, 15:11

Metadata Revised:

07 Feb 2013, 16:52

Abstract:

Zhijing Tang has calculated the field strength around the Faraday cups surrounding the bottom end of the HV FT.
These cups eliminate breakdown while raising the HV.
The calculations point out high field regions and suggest ways to reduce the maximum field.

Files in Document:

• summary of all info to-date (Feedthrough Cups Electrostatic Models .doc, 628.0 kB)

Topics:

• Scene:Detector
• Systems:LAPD
• Systems:Bo
• Mechanics:Feedthroughs
• Electrics and DAQ:Detectors
• Electrics and DAQ:High Voltage
• Cryogenics:Feedthroughs
• Mechanics:Cathode/Field cage
• Systems:LongBow
• Electrics and DAQ:Feedthroughs

Authors:

• Hans Jostlein
• Sarah Lockwitz
• Zhijing Tang

Keywords:

high voltage feedthrough TPC liquid Argon

Notes and Changes:

New document