Category: Medium Voltage Substations and Relaying

Spring Creek Towers – Capital Improvements Project

Kupper Engineering provided engineering services to identify, design, and implement capital improvements for Spring Creek Towers, a Brooklyn, NY-based housing development.  This involved improvements to the housing community’s power generation and distribution in order to provide its residents with more reliable, sustainable, and efficient energy. Our project involvement included the following: Procurement of new 5kV …

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69kV Industrial Plant Substation

69kV Industrial Plant Substation

We designed a 69kV ringbus substation for an industrial plant that consisted of the following equipment and design: Two (2) 20MVA transformers, vertical break air switches with ground operators and interlocks, SF6 circuit breakers, aluminum rigid bus structure, structural supports, lightning protection, and grounding grid. The aluminum rigid bus structure was designed according to IEEE …

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100MW Turbine Relay Replacement

100MW Turbine Relay Replacement

We provided design of the electromechanical relay replacement 100MW black start diesel plant, including all AC and DC control schematics, and three line diagrams to house the new Beckwith and SEL differential relays. The existing differential relay replaced proved to be particularly challenging. We specified and procured the relays, FT-1s, and other components. The project …

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132MW Natural Gas Generation Project

132MW Natural Gas Generation Project

We were contracted to perform engineering, testing, and commissioning of a power station’s outdoor 66kV switchyard. There were two (2) separate scopes to this work. The first part consisted of the addition of a new switchyard for the combustion turbine generator repowering of the plant. The second part consisted of modifications to the existing switchyard …

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