Insights and Case Studies
Case studies, technical articles, and news from the Sidewinders generator and motor teams.
Case Study: Increasing Hydrogenerator Output and Efficiency
It is a pleasure to work with industry experts such as Sidewinders LLC, who offer exceptional levels of quality with a focus on customer service. The culture of integrity and…
Read article Case StudiesCase Study: A Complex Repair on an Aged 6.60 kV Hydro Generator
During recent annual maintenance of a vertical hydro generator, a stator coil was damaged as the rotor was being removed by the client. Damage to the coil was extensive, with bare…
Read article Case StudiesCase Study: End Winding Vibration and Degradation
During a major inspection of a 55375 KVA Generator, signs of extreme winding vibration and resonance issues were apparent.
Read article Technical ArticlesInsulation Resistance and Polarization Index Testing of Generators
Megger & P.I. as it’s commonly referred to, is one of the quickest, safest, and simplest tests in the arena of generator electrical testing, but it is also one of the most useful.…
Read article Technical ArticlesGenerator Rotor Testing
Before we talk about generator rotor testing, let’s make sure we are all on the same page in terms of understanding what a rotor does. First, let’s start with a quick discussion…
Read article Technical ArticlesFrequency-Response Analysis (Bump Testing)
Just as every bell has a unique tone when struck by a hammer, so do all generator winding components. Every structure, in fact has its own characteristic modes of mechanical…
Read article NewsMotor Rewinds: SAMATIC 2780-EXT Automatic Coil Winder
Sidewinders is excited to announce that our brand-new SAMATIC 2780-EXT is installed, plugged in, and busy rewinding a variety of AC and DC motors!
Read article NewsEASA Accreditation: Good for Us and Good for Our Customers
Sidewinders is proud of our recent accreditation by EASA (the Electrical Apparatus Service Association). According to Linda Raynes, the President and CEO of EASA, “The intent of…
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