One of the key aspects of a hydronic mechanical system is the pump. If the pump isn’t designed or selected correctly, the entire system will not function. Using general principles and rules of thumb ...

As computer-enhanced safety system become more and more of an integrant part of today's automobiles, one thing becomes obvious: manufacturers no longer trust the humans behind the wheel. It's no ...

Various axial and centrifugal fan performance curves will be illustrated throughout this article, with no attempt made to rationalize any particular selection. The most important characteristic of a ...

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