CHEN Qiang, LI Qingmin, CONG Haoxi, et al. Advancement of Temperature Monitoring Techniques for HV Switchgear Contacts[J]. High voltageapparatus, 2015, 51(9): 146-153.
CHEN Qiang, LI Qingmin, CONG Haoxi, et al. Advancement of Temperature Monitoring Techniques for HV Switchgear Contacts[J]. High voltageapparatus, 2015, 51(9): 146-153. DOI: 10.13296/j.1001-1609.hva.2015.09.025.
Advancement of Temperature Monitoring Techniques for HV Switchgear Contacts
The temperature monitoring of high voltage(HV) switchgear contacts is one of the most important research subject in power equipment’s fault diagnosis. In order to accurately grasp the current research status and future research direction
this paper herein fully summarizes the contacts temperature monitoring method of HV switchgear as the following: over-temperature detection technology
electronic temperature measurement technology
infrared radiation temperature measurement technology
infrared thermal diagnosis technology
fiber bragg grating temperature measurement technology
fiber semiconductor temperature measurement technology and distributed fiber temperature measurement technology. The principle and characteristics of these methods are introduced
as well as the developments. the advantages and disadvantages of the existing techniques are summarized. At the end of this paper
the key problem of the temperature monitoring of high voltage(HV) switchgear contacts are presented and the focus of the future research is revealed.