Jian-zhang TIAN, Yong CHEN, Feng-xiang HOU, Ran TIAN, Hui ZHANG, Yuan-jie WANG, Ting-yu LIU, Yan-wei FENG, Sheng ZHONG. Raman Spectroscopic Characteristics of Reservoir Bitumen and Its Constrain on Stages of Hydrocarbon Accumulation——Take Yangshuiwu Buried Hill of Jizhong Depression as an Example[J]. Spectroscopy and Spectral Analysis, 2021, 41(1): 131
- Spectroscopy and Spectral Analysis
- Vol. 41, Issue 1, 131 (2021)
Fig. 1. Distribution of bitumen in reservoir (well Antan 4×, 4 842.95 m)
Fig. 2. Raman spectra of bitumen in reservoirs
Fig. 3. Raman spectroscopic parameters of bitumen and Diagram of fitting peaks
(a): Raman spectroscopic parameters of bitumen (After Wilkins et al., 2014); (b): Diagram of fitting peaks;H is the peak height; W is the peak width of half maximum; S is the lowest height between peak D and peak G; H'/S is the saddle index
(a): Raman spectroscopic parameters of bitumen (After Wilkins et al., 2014); (b): Diagram of fitting peaks;
Fig. 4. Buried history of well Antan 4× of Yangshuiwu buried hill and stages of oil and gas accumulation
Fig. 5. Relationship between the evolution of organic matters maturity and hydrocarbon types (After Maria Mastalerz et al., 2018)
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Table 1. The Raman spectroscopic parameters of bitumen and Ro (cal)
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