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Title: Ignition Rate Measurement of Laser-Ignited Coals

Technical Report ·
DOI:https://doi.org/10.2172/644601· OSTI ID:644601

We are proposing to establish a novel experiment to study the ignition of pulverized coals under conditions relevant to utility boiler. Specifically, our aims are to determine the ignition mechanism, which is either homogeneous or heterogeneous, of pulverized coal particles under various condition of particle size, coal type, freestream oxygen concentration, and heating rate. Furthermore, we will measure the ignition rate constants of various coals by direct measurement of the particle temperature at ignition, and incorporating this measurement into a mathematical model for the ignition process.

Research Organization:
North Carolina Agricultural and Technical State Univ., Greensboro, NC (United States). Dept. of Mechanical Engineering
Sponsoring Organization:
USDOE Assistant Secretary for Fossil Energy, Washington, DC (United States)
DOE Contract Number:
FG22-94MT94012
OSTI ID:
644601
Report Number(s):
DOE/MT/94012-T10; ON: DE97053743
Resource Relation:
Other Information: PBD: 1 May 1997
Country of Publication:
United States
Language:
English