Patent ID: 9603233
Date: 2017-03-21
CPC Classifications: G21G,H05H

Claim:
1. An apparatus for downhole logging, comprising: a) an enclosure having a metal target having a target face that generates neutrons in response to bombardment of ions accelerated thereto; b) a high voltage power supply including (i) a high voltage power supply (HVPS) bulkhead and (ii) a plurality of electronic components electrically coupled to said target, wherein said plurality of electronic components generate a voltage with a magnitude of at least 50 kV; and c) a heat pipe disposed between said HVPS bulkhead and said target, said heat pipe having a housing portion with an exterior surface supporting said plurality of electronic components of said high voltage power supply, said heat pipe being in thermal contact with said target and comprising a wick and heat transfer fluid disposed within said housing portion, the wick for circulating the heat transfer fluid within the housing portion in order to transfer heat away from the target to said HVPS bulkhead.