PDS-100 Doble Partial Discharge Surveyor by drg59916

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									                        APPLIED KNOWLEDGE EXCHANGE
S C h o o l
o f
E n g i n E E r i n g




                         CASE STUDY: HIGH VOLTAGE DIAGNOSTICS
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                        PDS-100: Doble Partial Discharge Surveyor
C o m p U T i n g




                        An electricity substation is often
                        an unremarkable part of the urban
                        landscape. However, to the power
                                                                       In the high voltage environment of power
                        engineer it is a crucial part of the           generation and distribution, the presence of
                        network which delivers electricity
                        to homes and businesses. What
                                                                       partial discharge (PD) can tell an engineer a lot
                        goes on inside can tell them much              about the condition of his network.
                        about the state of the network and
                        its future performance. However, as
                        maintaining a continuous supply of           Doble Engineering Company is a world         academics from across the School of
                        electricity to customers is business         leader in diagnostic test instruments        Engineering and Computing, the group
                        critical, monitoring needs to be done        and knowledge services to the electric       is dedicated to developing innovative
                        without taking the substation offline.       power industry. It develops and supplies     techniques, instrumentation, electronics
                                                                     diagnostic test instruments to assess        and software solutions for the condition
                        In the high voltage environment of           the condition of electrical apparatus.       monitoring and asset management of
                        power generation and distribution, the       In the UK Doble PowerTest services           high voltage systems.
                        presence of partial discharge (PD) can       the National Grid’s infrastructure. In a
                        tell an engineer a lot about the condition   bid to expand its range of PD detection      Since 2007, the High Voltage Research
                        of his network. So a quick and accurate      monitoring and analysis test equipment,      Group has undertaken contract research
                        way of detecting and locating sources        Doble turned to Glasgow Caledonian           and development for Doble. As a
                        of PD is a valuable addition to his tools.   University.                                  result, in 2009, Doble launched the first
                        Such an instrument would also meet                                                        instrument in what will be a family of PD
                        the increasing need for safe methods         Over the years, engineers in the             tools developed by the group.
                        of working to comply with health and         university’s High Voltage Research
                        safety standards and the requirements of     Group have developed expertise in the
                        insurance companies.                         measurement and assessment of PD in
                                                                     high voltage systems and have provided
                                                                     valuable insight and practical solutions
                                                                     in this field to the industry. Made up of




                        Alan Nesbitt , School of Engineering and Computing                                       Further information:
                                                                                                                 www.gcal.ac.uk/sec
                        Glasgow Caledonian University, Cowcaddens Road, Glasgow, G4 0BA
                                                                                                                 www.doble.com
                        T: 0141 331 3541     E: a.nesbitt@gcal.ac.uk
APPLIED KNOWLEDGE EXCHANGE




                                                                                                                     S C h o o l
CASE STUDY: HIGH VOLTAGE DIAGNOSTICS




                                                                                                                     o f
Using its extensive research in the field of PD,




                                                                                                                     E n g i n E E r i n g
the group designed an innovative and novel
instrument specifically for PD monitoring.

The PDS-100 is a portable, high-tech            Calling on the product design capabilities
surveying tool designed for use in a live       of Glasgow-based Fearsome Engine and
substation. It can detect and identify          manufacturing expertise of Kelvinside
sources of PD and external interference. It     Electronics, the handheld instrument
has been designed to be rugged, easy to         has been a hit with both Doble and its




                                                                                                                     A n D
use, with an easily readable display and        customers. “It was the complimentary
large soft key buttons. The sophisticated       product design capabilities of Fearsome
software allows the operator to record          and our research and development




                                                                                                                     C o m p U T i n g
and analyse the PD signals and make             expertise that was the key to the success
decisions for further action.                   of this venture,” said Alan Nesbitt, senior
                                                lecturer in the communication, network
Using its extensive research in the field       and electronic engineering division, who
of PD, the group designed an innovative         managed the project for the group. “Doble
and novel instrument specifically for PD        loved the technical capabilities of it,
monitoring. It searches for PD in the radio     they’re loving the results they are getting
frequency (RF) spectrum. Harmful PD             from it and they’re absolutely loving their
will reveal itself by the electromagnetic       customers’ response to it,” he added.
energy emitted from the area where the
activity exists. The PDS-100 captures
the electromagnetic energy in the RF
spectrum and displays a “footprint” of the
RF interference from PD causing
the radiation.




Alan Nesbitt , School of Engineering and Computing                                            Further information:
                                                                                              www.gcal.ac.uk/sec
Glasgow Caledonian University, Cowcaddens Road, Glasgow, G4 0BA
                                                                                              www.doble.com
T: 0141 331 3541      E: a.nesbitt@gcal.ac.uk

								
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