Development of testing device for characteristic parameters of high temperature oxidation combustion of coalfield fire area
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摘要: 针对煤田火区高温贫氧氧化燃烧特点、现有煤自燃特性参数测试装置的特点和不足,研发了一种煤田火区氧化燃烧特性参数测试装置,并对该装置进行了温控性能检测和煤田火区燃烧特性实验。实验结果表明,该装置温控性能良好,能够测试不同氧气浓度条件下,以不同升温速率或升温方式模拟的煤田火区燃烧特性参数。Abstract: According to characteristics of high temperature and lean oxygen within combustion process of coalfield fire area, features and shortages of existing testing device for characteristic parameters of coal spontaneous combustion, a testing device for characteristic parameters of high temperature oxidation combustion of coalfield fire area was developed. The experiments of temperature control performance of the device and combustion characteristics of coalfield fire area were carried out. The results show that temperature control performance of the device is good, which can be used to test combustion characteristic parameters of coalfield fire combustion simulated with different heating rates or heating ways under different oxygen concentration.
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