Open AccessЗажигание каменных углей различных стадий метаморфизма лазерными импульсами в режиме свободной генерации
Author(s) -
Б.П. Адуев,
Д.Р. Нурмухаметов,
Я.В. Крафт,
З.P. Исмагилов
Publication year - 2020
Publication title -
žurnal tehničeskoj fiziki
Language(s) - English
Resource type - Journals
eISSN - 1726-748X
pISSN - 0044-4642
DOI - 10.21883/os.2020.03.49073.302-19
Subject(s) - coal , ignition system , nuclear engineering , radiation , materials science , environmental science , analytical chemistry (journal) , chemistry , optics , waste management , thermodynamics , environmental chemistry , physics , engineering
A study was made of laser ignition (1064 nm, 120 μs) of coals of grades DG, G, G, and K. For all grades of coal, three successive ignition stages were found, characterized by threshold radiation energy densities that have characteristic values for each grade of coal.