Today, fuel cells are being developed to power commercial buildings, homes, passenger vehicles, and even small devices such as laptop computers. This article describes basic fuel cell components, highlights current fuel cell types, and discusses the technology challenges.
All business advice doesn't work together. In fact, much of the advice collected from many different sources may actually be in conflict with one another. Here consultant Al Levi provides his recommendations.
In this edition of the Btu Buddy series, the dispatcher calls Bob and tells him a customer has a very frozen heat pump outdoor coil. After checking out the unit, Bob finds a bad fan capacitor.
The adage "garbage in equals garbage out" holds especially true when determining chiller performance. If your sensors haven't been calibrated in the last year and are over three years old, the odds of them being inaccurate are almost 100 percent.
How to create a work environment that attracts and keeps the workforce. It should go without saying if you cannot attract and keep your workforce, then you must change what you are doing or face the consequences.
This article has been excerpted from a comprehensive white paper, "Refrigerants for Commercial Refrigeration Applications," issued by Copeland Corp., part of Emerson Climate Technologies. The article focuses on the criteria for refrigerant selection, including discussion of the transitional refrigerants (HCFCs), chlorine-free refrigerants (HFCs), and halogen-free refrigerants.
This article is the third and final part of a three-part series on inspecting and servicing gas appliances. It provides information on furnace operation, combustion analysis, and the limit circuit.
My customers write me great letters telling me how pleased they are with my service and installation work. Frankly, I know my competition is no match. But my phone doesn't ring nearly enough and we battle to stay busy. What can I do?
Ongoing management research indicates that too many of those in leadership positions - at all levels - are disengaged from their direct reports on a day-to-day basis. Too many leaders, managers, and supervisors are failing to lead, manage, and supervise.
Ladders are such common everyday tools that many workers take them for granted. The two principal causes of ladder-related injuries are using the wrong ladder for the job and misusing or abusing climbing equipment.
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