Surface mounted device (SMD) sensor device for detecting local discharge of power cable terminal head

Surface mounted device (SMD) sensor device for detecting local discharge of power cable terminal head

The invention discloses a surface mounted device (SMD) sensor device for detecting local discharge of a power cable terminal head. The device is characterized in that an SMD sensor device consists of a sensor (1), a trigger signal coupler (2) and a signal processing unit (3), wherein the signal proc...

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Hauptverfasser: XIONG QING, LI XUTAO, WAN LI, PAN RONGCHAO, ZHAO WEI, TAO XIANTAO, ZHOU KAI, TAO WENBIAO
Format: Patent
Sprache:chi ; eng
Schlagworte:
MEASURING
MEASURING ELECTRIC VARIABLES
MEASURING MAGNETIC VARIABLES
PHYSICS
TESTING
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creator XIONG QING
LI XUTAO
WAN LI
PAN RONGCHAO
ZHAO WEI
TAO XIANTAO
ZHOU KAI
TAO WENBIAO
description The invention discloses a surface mounted device (SMD) sensor device for detecting local discharge of a power cable terminal head. The device is characterized in that an SMD sensor device consists of a sensor (1), a trigger signal coupler (2) and a signal processing unit (3), wherein the signal processing unit (3) consists of a gating circuit (4), an auxiliary circuit (5), a trigger signal conditioning circuit (6) and a data acquiring unit (7); a signal output by the sensor is connected with the data acquiring unit (7) through the gating circuit (4) and the auxiliary circuit (5) in sequence; and a signal output by the trigger signal coupler (2) is connected with the data acquiring unit (7) through the trigger signal conditioning circuit (6) in sequence. The device provided by the invention has the advantages of wide frequency band response, low cost, small and smart volume and easiness in installation.
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subjects MEASURING
MEASURING ELECTRIC VARIABLES
MEASURING MAGNETIC VARIABLES
PHYSICS
TESTING
title Surface mounted device (SMD) sensor device for detecting local discharge of power cable terminal head
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