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contributor authorMasayuki Taniguchi
contributor authorHidetaka Muto
contributor authorToshikazu Tsumura
contributor authorHirofumi Okazaki
contributor authorHironobu Kobayashi
contributor authorShigeru Azuhata
contributor authorHiroshi Miyadera
date accessioned2017-05-09T00:04:41Z
date available2017-05-09T00:04:41Z
date copyrightMarch, 2001
date issued2001
identifier issn0195-0738
identifier otherJERTD2-26494#32_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/125111
description abstractPyrolysis and ignition characteristics of pulverized coals were examined under similar burning conditions to those of industrial burners. In the early stage, fine particles (less than 37 μm) were mainly pyrolyzed by convective heat transfer from surrounding gas. The coals ignited when pyrolyzed volatile matter mixed with surrounding air and formed a combustible mixture. Pyrolysis of large particles was delayed, but accelerated after ignition by radiant heat transfer from coal flames. The effects of radiant heat transfer were strong for intermediate-size particles (37–74 μm). Ignition temperature was examined analytically by using a modified distributed activation energy model for pyrolysis. The calculated results agreed with experimental ones obtained from both laboratory-scale and semi-industrial-scale burners.
publisherThe American Society of Mechanical Engineers (ASME)
titlePyrolysis and Ignition Characteristics of Pulverized Coal Particles
typeJournal Paper
journal volume123
journal issue1
journal titleJournal of Energy Resources Technology
identifier doi10.1115/1.1347989
journal fristpage32
journal lastpage38
identifier eissn1528-8994
keywordsTemperature
keywordsParticulate matter
keywordsCoal
keywordsIgnition
keywordsPyrolysis
keywordsCombustion
keywordsMatter AND Flames
treeJournal of Energy Resources Technology:;2001:;volume( 123 ):;issue: 001
contenttypeFulltext


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