Author Archives: Denis Ruest

Take another look at your drives!

vacon

Source : mepca Engineering

Vacon UK – Using variable speed drives (VSDs) is a great way of saving energy but, if your VSDs are more than five years old, it’s time to take another look at them, says Stephen Takhar, Managing Director of ac variable speed drive expert, Vacon UK.

For the last decade, the technical press has been awash with stories about the energy savings that can be made by fitting VSDs. The stories are true, which is why many companies have already installed VSDs. When engineers in these companies see the VSD energy saving stories, they probably think they’ve been there and done that, but are they justified in sitting back and enjoying the glow of a job well done? That depends on the age of their VSDs. If they’re just a few years old, it’s unlikely that further action is needed. But if the VSDs are over five years old, it’s a different story. Continue reading →

Guidelines for producing Power Quality case studies for the web

Here are some guidelines to produce an informative Power Quality case studies that will help to sell your skills or mitigating solutions. These sections should be covered:

  • Introduction – The problem statement and the consequences
  • Analysis – what are the steps taken to analyze the problem
  • Solution – what solution has been chosen to mitigate the problem
  • Conclusion – show how effective is the solution Continue reading →