PARTIAL DISCHARGE LOCATION DEVICE AND METHOD

WIPO Patent Application WO/2019/234412

A3

The present invention relates to a handheld device (10) for detecting a partial discharge event, the device comprising: • a first probe (12) having a first partial discharge sensor (14) disposed within; and • a second probe (20) having a second partial discharge sensor (26) disposed within, the second probe being electrically connected to the first probe by a connecting cable (24); • wherein the first and second probes comprise means for measuring a difference in time of arrival of a detected partial discharge event.

CODD PETER SANDELL (GB)
DEVINE GARETH ANTHONY (GB)
HUGHES SIÔN (GB)
PLATTS WILLIAM (GB)
ROBERT WHITE (GB)

PCT/GB2019/051545

January 09, 2020

June 04, 2019

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EA TECH LIMITED (GB)

G01R31/12; G01R1/02; G01R1/067; G01R31/14; H03K5/26

EP3223025A1	2017-09-27
US20090177420A1	2009-07-09
GB2527161A	2015-12-16
KR101181713B1	2012-09-10

ANONYMOUS: "UltraTEV Locator Operating Manual - version E", 1 June 2010 (2010-06-01), pages 1 - 44, XP055627674, Retrieved from the Internet [retrieved on 20191001]
OLUGBOJI OLUWAFEMI AYODEJI ET AL: "Problem of calculating time delay between pulse arrivals", AMERICAN JOURNAL OF ENGINEERING RESEARCH, 1 January 2015 (2015-01-01), pages 132 - 142, XP055627778, Retrieved from the Internet [retrieved on 20191001], DOI: 10.6084/M9.FIGSHARE.1404990
ANONYMOUS: "UltraTEV Plus 2 Operating Manual - Version 8", 1 March 2018 (2018-03-01), pages 1 - 87, XP055627688, Retrieved from the Internet [retrieved on 20191001]

PRICHARD, Leslie Stephen (GB)

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