US 11,923,096 B2
Systems and methods for inspecting a machine
Gregory Cole, West Hartford, CT (US); William Eakins, Bloomfield, CT (US); Daniel Lasko, East Granby, CT (US); Harshang Shah, Bloomfield, CT (US); Thomas Fuhlbrigge, Ellington, CT (US); Carlos W. Morato, Avon, CT (US); Biao Zhang, West Hartford, CT (US); Luiz Cheim, St. Charles, MO (US); Poorvi Patel, Ballwin, MO (US); Stefan Rakuff, Windsor, CT (US); Saumya Sharma, Enfield, CT (US); Nolan W. Nicholas, Granby, CT (US); Gregory F. Rossano, Enfield, CT (US); and Sanguen Choi, Simsbury, CT (US)
Assigned to Hitachi Energy Ltd, Zurich (CH)
Filed by HITACHI ENERGY Ltd, Zurich (CH)
Filed on Jun. 7, 2019, as Appl. No. 16/434,682.
Application 16/434,682 is a continuation of application No. PCT/IB2017/001628, filed on Dec. 6, 2017.
Claims priority of provisional application 62/431,323, filed on Dec. 7, 2016.
Prior Publication US 2019/0287689 A1, Sep. 19, 2019
Int. Cl. G21C 17/013 (2006.01); G01B 17/02 (2006.01); G01J 3/10 (2006.01); G01N 1/10 (2006.01); G01N 33/28 (2006.01); G01R 33/12 (2006.01); G01S 15/46 (2006.01); G05D 1/00 (2006.01); G21C 17/01 (2006.01); H01F 27/12 (2006.01)
CPC G21C 17/013 (2013.01) [G01B 17/02 (2013.01); G01J 3/108 (2013.01); G01N 33/28 (2013.01); G01R 33/1215 (2013.01); H01F 27/12 (2013.01); G01N 2001/1031 (2013.01); G01S 2015/465 (2013.01); G05D 1/0038 (2013.01); G21C 17/01 (2013.01)] 16 Claims
OG exemplary drawing
 
1. An inspection system for inspecting a machine, comprising:
an inspection vehicle constructed for wireless operation while submersed in a dielectric liquid medium, wherein the inspection vehicle is self-propelled;
a controller operative to direct activities of the inspection vehicle;
a plurality of status interrogation systems disposed on the inspection vehicle; and
a base station operative to wireles sly direct the activities of the inspection, wherein the controller is a part of the base station,
wherein the plurality of status interrogation systems are operative to capture inspection data regarding a plurality of inspection procedures performed on the machine,
wherein the plurality of status interrogation systems includes a magnetometer operative to quantify a magnetic field of the machine,
wherein the magnetometer is a three axis magnetometer and
wherein the plurality of status interrogation systems includes more than two microphones operative to sense sound waves associated with a partial discharge and that are disposed on the inspection vehicle.