This picture is offered courtesy Future Energy Solutions. It shows an infrared picture of a running electric induction motor. A 90% efficient 15 kW motor will generate 1.7 kW of heat in operation (or even more in the presence of harmonics or unbalance).
Source: Future Energy Solutions, UKRead full article
The Gulf states are preparing for the post oil boom era. Given their excellent strategic location between the West and Asia, the countries of Bahrain, Qatar and the United Arab Emirates are aiming to become a commercial hub and center of tourism. As a supplier of infrastructure, Siemens is involved in a number of projects in the region. Special examples include Shuweihat (photo), the most efficient power station and desalinization facility in the world.
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In the future, coal-fired power plants could operate with hardly any pollution emissions. With the integrated coal gasification (IGCC) technique, coal is converted to a gas which is then burned in a gas turbine. Pollutants are either not produced at all, or they are extracted before combustion occurs. Carbon dioxide could be separated and stored in underground caverns. IGCC technology can make a significant contribution to a safe and very environmentally-friendly and climate-compatible power supply.Read full article