廣東茂名油頁巖三種熱解動力學模型的分析對比
發(fā)布時間:2018-07-15 07:13
【摘要】:利用測試技術對廣東茂名油頁巖分別進行~(13)C-NMR和TG-FTIR實驗,并獲得12個碳骨架結構參數(shù),得到了焦、CO_2、CH_4及頁巖油隨溫度變化的曲線規(guī)律,同時使用非線性最小二乘法求出動力學參數(shù)。通過構造基于燃料化學結構的FLASHCHAIN、FG-DVC及CPD模型,然后對油頁巖樣品在50℃/min加熱速率的條件下,整合實驗對油頁巖的焦產(chǎn)量、頁巖油及輕質(zhì)氣體含量進行模擬預測,最后對樣品進行全面的誤差分析。結果證實,以上3個模型的預測準確度均是一級精度,證明誤差都在可控的范圍內(nèi),但是在焦與焦油的預測過程中CPD模型預測要比其他兩種模型更加準確,在輕質(zhì)氣體的預測中FLASHCHAIN模型精度最高。
[Abstract]:The ~ (13) C-NMR and TG-FTIR experiments were carried out in Maoming oil shale of Guangdong province by means of testing technique, and 12 parameters of carbon skeleton structure were obtained. The curves of the variation of CO _ 2C _ 2 Ch _ 4 and shale oil with temperature were obtained, and the kinetic parameters were obtained by nonlinear least square method. A FLASHCHAINI FG-DVC and CPD model based on fuel chemical structure was constructed, and then the oil shale samples were simulated and predicted by integrated experiments under the heating rate of 50 鈩,
本文編號:2123248
[Abstract]:The ~ (13) C-NMR and TG-FTIR experiments were carried out in Maoming oil shale of Guangdong province by means of testing technique, and 12 parameters of carbon skeleton structure were obtained. The curves of the variation of CO _ 2C _ 2 Ch _ 4 and shale oil with temperature were obtained, and the kinetic parameters were obtained by nonlinear least square method. A FLASHCHAINI FG-DVC and CPD model based on fuel chemical structure was constructed, and then the oil shale samples were simulated and predicted by integrated experiments under the heating rate of 50 鈩,
本文編號:2123248
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