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With the wide application of power electronic equipment, more and more attention has been paid to the power quality of power supply system. For three-phase/switch VIENNA rectifier with a high power factor, one cycle control is a reliable and simple non-linear large signal control method. For the design of VIENNA rectifier, the balance of dc-link neutral-point voltage is important, especially when...
In order to improve the coal combustion condition, this essay based on an active lime rotary kiln in Wulongquan Limestone Mine of WISCO, focuses on the multifuel combustion of the coal together with natural gas by means of numerical simulation. To discuss the relationship of the flames with the coal composition, the cases with four different qualities of coal were compared. The gas phase is expressed...
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