Comparison Between Valea Jiului Coals and Gorj Lignite Regarding Ignition Characteristics and Ashes Resulted from Ignition

摘要

This article presents the characteristics of coal and coal ashes resulted from the burning process.This analysis has two important stages:the first refferes to a chemico-technical characterization of coal samples from six mine facilities located in the Jiu Valley and of the lignite from Lupoaia-Gorj open pit facility,to reveal ignition and ignition criterias;and another part which refferes to ashes characterization from the point of view of technical coefficients.