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This paper defines a standard approach to collecting data from data centers and showing how to use it to calculate PUE. Before data center infrastructure efficiency can be benchmarked using PUE or ...

This article builds on the information shared in “What is Efficiency in Farming?”. If you haven’t already, I recommend reading it first. If you have read it, here are a few bullet points to jog your ...

The inventory turnover ratio shows how efficiently a firm has used its inventory. This is important in a small business, where storing excess inventory can be an unwanted burden and cost. Calculate ...

Q-I have been talking with contractors about a new air conditioner for my home. How can I calculate which unit will be most economical for me? A-Take a look at the rating of the air conditioners that ...

In battery electric vehicles the efficiency of the powertrain has a big impact on driving range and performance. As the overall efficiency of the electric powertrain is typically more than 90%, ...

The race is on to claim the title of "most efficient coal-fired power plant" on the planet. However, it’s tricky identifying finalists because of the widespread misuse of the term "efficiency" and all ...

SAE International Journal of Alternative Powertrains, Vol. 6, No. 1 (May 2017), pp. 34-46 (13 pages) ABSTRACT In this paper, an improved analytical model accounting for thermal effects in the ...

The fuel efficiency of an electric car is measured in kilometers per kWh, which determines how far the car can travel on a single unit of electricity. How to calculate fuel-efficiency or mileage of ...

Before data center infrastructure efficiency can be benchmarked using PUE or other metrics, there must be agreement on exactly what power consumptions constitute IT loads, what consumptions constitute ...