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Assessing the impact of an electromagnetic field

Railways produce electromagnetic fields. Would a third rail line next to Middlemore Hospital affect its diagnostic machines?

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A game-changer on the Western Line

Auckland’s rail network is being upgraded. Middleton Group was seconded to KiwiRail to help it procure game-changing traction power technology making its first appearance in Aotearoa New Zealand.

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Helping Bendigo Trams beat nuisance tripping

Popular tourist attraction Bendigo Tramways had a problem: High demand culminated in a challenging day when the system overloaded and all trams ground to a halt. This nuisance tripping needed to be addressed.

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25kV AC auto transformer technical overview for KiwiRail

Auckland’s population is expected to grow rapidly, with the surrounding infrastructure requiring improvement to support the increasing demand. There are more than 21 million…

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Electromagnetic compatibility risk assessment for Sydney Trains

An audit was undertaken to confirm that Sydney Train’s engineering design processes incorporate Electromagnetic Compatibility (EMC) as per AEO requirements. There was an opportunity…

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Improving safety through power quality assessments

Trains on the 25 kV AC Auckland Metro Rail Network were experiencing flashover of their pantographs, from the overhead wire to the train’s roof.

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Southern Cross DC substation design supports high-capacity trains

As part of the Level Crossing Removal Authority (LXRA) program to eliminate Melbourne’s most dangerous and congested level crossings, a 2x4MW Southern Cross substation…

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Helping design the future of Melbourne's railway network

More train services will be needed to support the rapid population growth in Melbourne's West and South-East. LXRP engaged Middleton Group to assess the existing…

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Comprehensive EMI assessments for electrification upgrades

The $2.1 billion Sunbury Line Upgrade between Sunbury and Footscray will enable more modern trains to run on the line once completed. The upgrades will…

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