Utilities worldwide, in an effort to improve the level of service and reliability of electric power delivery, have been investigating many different construction practices. One such practice, in use on all seven continents for almost 60 years, is the Aerial Spacer Cable System.
Although the MAC system is a well proven technology for the dry extraction of bottom ash from pulverized coal boilers, it's developer Magaldi decided to conduct a rigorous assessement in accordance with the ASME PTC 4-1998 standard to demonstrate the technologies ability to improve overall boiler efficiency compared to a traditional wet bottom ash system
The so-called Double Fed Induction Generator (DFIG) is currently the most commonly used generator technology in today’s wind turbine industry. This is now gradually changing as the industry is looking for better overall system efficiencies, reliability and low voltage fault ride through (FRT) capability. By Anders Troedson – VP, The Switch Controls and Converters, Inc.