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2022 Vol. 44, No. 1

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2022, 44(1): .
Abstract(188) PDF-CN(35)
Abstract:
Helium distribution of Dongsheng gas field in Ordos Basin and discovery of a super large helium-rich gas field
HE Faqi, WANG Fubin, WANG Jie, ZOU Yanrong, AN Chuan, ZHOU Xiaoyong, MA Liangbang, ZHAO Yongqiang, ZHANG Jin, LIU Dimin, JIANG Haijian
2022, 44(1): 1-10. doi: 10.11781/sysydz202201001
Abstract(2019) HTML (457) PDF-CN(258) Cited By (60)
Abstract:
With the developments of exploration and production of natural gas in the Dongsheng gas field of Hangjinqi area, northern part of Ordos Basin, industrial valued helium has been discovered in this area. Natural gases from 166 wells in the Dongsheng gas field were analyzed in this study and results sh...
Theoretical understanding of oil and gas accumulation in negative tectonic area and exploration practice
ZHAO Xianzheng, JIN Fengming, PU Xiugang, LUO Qun, ZHOU Lihong, HAN Guomeng, JIANG Wenya, DONG Xiongying, SHI Zhannan, HAN Wenzhong, ZHANG Wei
2022, 44(1): 11-23. doi: 10.11781/sysydz202201011
Abstract(942) HTML (241) PDF-CN(164) Cited By (7)
Abstract:
A negative tectonic area refers to the relatively lower tectonic area from slope to deep depression in a basin. The theoretical understanding of oil and gas accumulation in the negative tectonic area is based on three accumulation models of "lithologic and stratigraphic reservoirs in the area of sag...
Hydrocarbon generation and evolution characteristics of Triassic Zhangjiatan oil shale in southern Ordos Basin
GAO Bo, WU Xiaoling, ZHANG Ying, CHEN Xinjun, BIAN Ruikang, LI Qianwen
2022, 44(1): 24-32. doi: 10.11781/sysydz202201024
Abstract(1091) HTML (314) PDF-CN(121) Cited By (12)
Abstract:
The Zhangjiatan oil shale from the Upper Triassic Yanchang Formation in the southern Ordos Basin is an important solid mineral resource, it can also be considered as the main source rock of Triassic oil and gas in the basin. Results of analytical experiments such as TOC, bitumen extraction and group...
Fractal characteristics and its controlling factors of pore-throat with different scales in tight sandstones of the Yanchang Formation in the Ordos Basin
WANG Wei, CHEN Zhaobing, XU Shuang, LI Yahui, ZHU Yushuang, HUANG Xingyuan
2022, 44(1): 33-40. doi: 10.11781/sysydz202201033
Abstract(675) HTML (222) PDF-CN(74) Cited By (38)
Abstract:
Pore-throat structure is one of the important factors affecting the characteristics of tight sandstone reservoirs. Pore-throat structure of tight sandstone is complex and with strong heterogeneity, thus, conjunction study with fractal theory bas become a promising approach. In this study, casting th...
Characteristics and genesis of fractures in Middle Ordovician Majiagou Formation, Daniudi Gas Field, Ordos Basin
PENG Xianfeng, DENG Hucheng, HE Jianhua, LEI Tao, ZHANG Yeyu, HU Xiaofei
2022, 44(1): 41-50. doi: 10.11781/sysydz202201041
Abstract(764) HTML (295) PDF-CN(80) Cited By (22)
Abstract:
The Daniudi Gas Field in the Ordos Basin has great natural gas potential, but a variety of fractures with complex origins was developed in the weathering crust karst reservoirs in the Middle Ordovician Majiagou Formation. In order to study the characteristics of fractures in the reservoirs, petrolog...
Accumulation characteristics of continuous sand conglomerate reservoirs of Upper Permian Upper Wuerhe Formation in Manan slope area, Junggar Basin
HUANG Liliang, WANG Ran, ZOU Yang, WAN Min, CHANG Qiusheng, QIAN Yongxin
2022, 44(1): 51-59. doi: 10.11781/sysydz202201051
Abstract(669) HTML (236) PDF-CN(76) Cited By (23)
Abstract:
A large continuous conglomerate reservoir has been recently discovered in the Upper Permian Upper Wuerhe Formation on the southern slope of Mahu Sag, Junggar Basin. In order to timely summarize, enrich and develop the theory of continuous oil and gas geology, and to provide a basis for deepening reg...
Characteristics and exploration potential of porous reservoirs in 4th to 5th members of Lower Triassic Jialingjiang Formation in southwestern Sichuan Basin
LIAO Rongfeng, TANG Jing, SONG Xiaobo, HAO Zhemin, WANG Wenkai, LIU Yong
2022, 44(1): 60-70. doi: 10.11781/sysydz202201060
Abstract(656) HTML (161) PDF-CN(57) Cited By (7)
Abstract:
The main body of Lower Triassic Jialingjiang Formation in the Sichuan Basin is a set of cratonic platform facies deposits. It is characterized by shallow burial depth, thin reservoir thickness and good gas-bearing property in the southwest. Some small- and medium-scale gas reservoirs such as Maliuch...
Characteristics of ultra-deep shale reservoir of marine-continental transitional facies: a case study of lower member of Upper Permian Longtan Formation in well Y4, Puguang Gas Field, northeastern Sichuan Basin
LI Jin, WANG Xuejun, ZHOU Kai, WANG Yunsuo, LI Ningchao, WU Ying, WANG Meige
2022, 44(1): 71-84. doi: 10.11781/sysydz202201071
Abstract(1172) HTML (429) PDF-CN(73) Cited By (23)
Abstract:
In order to explore the characteristics of marine-continental transitional shale reservoir under overburden conditions, studies of organic geochemistry, mineral composition, parameters of pore structure and physical properties of shale in well Y4 of the Upper Permian Longtan Formation in the Puguang...
Geological characteristics and seismic fine description of different types of sand bodies in Jurassic Shaximiao Formation in central Sichuan Basin
FU Lei, ZHANG Benjian, CAO Zhenglin, HUANG Dong, BAI Rong, LI Yucong, WANG Xiaolan
2022, 44(1): 85-93. doi: 10.11781/sysydz202201085
Abstract(817) HTML (274) PDF-CN(73) Cited By (18)
Abstract:
Sand bodies in the Jurassic lacustrine-fluvial sedimentary system in the Sichuan Basin are realistic objects of shallow tight oil and gas exploration and development. Due to the influence of sedimentary microfacies, sand bodies have geological characteristics such as type diverse, variable lithology...
Resource evaluation and sweet-spot prediction of inter-salt shale oil of Paleogene Qianjiang Formation, Qianjiang Sag, Jianghan Basin
WANG Shaohua, NIE Hui, MA Shengzhong, DING Yi, LI Hao, LIANG Wenhua
2022, 44(1): 94-101. doi: 10.11781/sysydz202201094
Abstract(667) HTML (326) PDF-CN(73) Cited By (9)
Abstract:
Shale oil resources are rich in China's continental basins, and is a new reliever of petroliferous resource in China. It is of great practical significance for shale oil exploration in continental basins in eastern China to strengthen the study on the evaluation of shale oil resource potential in co...
Exploration advances and accumulation model for Neocene lithological reservoirs in Laibei Low Uplift, Bohai Sea area
WEN Honglei, YANG Haifeng, YANG Bo, WANG Liliang, TU Xiang, LI Zhiqiang
2022, 44(1): 102-111. doi: 10.11781/sysydz202201102
Abstract(818) HTML (221) PDF-CN(74) Cited By (9)
Abstract:
The Laibei Low Uplift locates in the southern part of Bohai Sea area, and is sandwiched by two major hydrocarbon-rich sags with a complex structural evolution history. The broken fault block traps and the model of hydrocarbon accumulation are still unclear. It is the single uplift (low uplift) witho...
Geochemical characteristics and genetic analysis of crude oils in Mosuowan area, Junggar Basin
LI Erting, CHEN Jun, CAO Jian, WEI Xia, ZHANG Yu, ZHANG Xiaogang, WANG Haijing
2022, 44(1): 112-120. doi: 10.11781/sysydz202201112
Abstract(766) HTML (260) PDF-CN(75) Cited By (11)
Abstract:
Analysis of the biomarkers of saturated hydrocarbon and related compound specific carbon isotopes of crude oils were carried out for the research of origin of oils and controlling factors of oil properties in the Mosuowan area of the Junggar Basin, and mixed-source oil simulation was also carried ou...
Carbon isotopic evolution of hydrocarbon gases generated from carbonate source rocks via different thermal simulation methods
CHEN Lei, ZHENG Lunju, HUANG Haiping, NING Chuanxiang
2022, 44(1): 121-128. doi: 10.11781/sysydz202201121
Abstract(906) HTML (373) PDF-CN(64) Cited By (8)
Abstract:
Chinese marine source rocks are generally at the stage of high- to over-mature, there are still some uncertainties about whether the existing hydrocarbon isotopic indexes can be directly employed to distinguish the genetic types of marine carbonate natural gas and consequently, gas-oil source correl...
Characteristics of reservoir fluid inclusions and hydrocarbon charging process in the Dawangzhuang buried hill zone of Jiyang Depression, Bohai Bay Basin
ZHANG Zhiqing, LIU Hua, MA Lichi, LIU Jingdong, GUO Zhiyang
2022, 44(1): 129-138. doi: 10.11781/sysydz202201129
Abstract(669) HTML (336) PDF-CN(87) Cited By (16)
Abstract:
The Dawangzhuang buried hill zone is a typical representative of Paleozoic oil and gas exploration in the Jiyang Depression, Bohai Bay Basin, and has experienced a complicated accumulation process. Using petrographic observation, microthermometry and abundance of hydrocarbon inclusions, the Paleozoi...
Quantitative assessment of source rock maturity with multiple aromatic parameters: a case study of Mesozoic source rocks in Yingen-Ejinaqi Basin
CHEN Zhijun, ZHANG Yaxiong, WANG Yongchang, WANG Xi, GE Hongxuan, GAO Zhiliang, LI Ziliang
2022, 44(1): 139-149. doi: 10.11781/sysydz202201139
Abstract(729) HTML (258) PDF-CN(62) Cited By (5)
Abstract:
Aromatic parameters have been widely applied to assess the maturity of organic matters. Some parameters may not only be affected by maturation, but also more affected by organic matter source, sedimentary environment, etc. Therefore, the application effect of some parameters in some study areas were...
A comparative study on the geochemical characteristics of expelled and retained oil from hydrocarbon generation simulation of Australian Tasmanian oil shale Ⅰ: fraction and isotopic compositions
LIN Jingwen, XIE Xiaomin, WEN Zhigang, WU Fenting, XU Jin, MA Zhongliang, ZHANG Lei
2022, 44(1): 150-159. doi: 10.11781/sysydz202201150
Abstract(604) HTML (204) PDF-CN(57) Cited By (5)
Abstract:
Australian Lower Permian Tasmanian oil shale is rich in organic matter with relatively lower maturity, and the bio-precursor of organic matter is dominated by Tasmanite. Thus it is an ideal sample for thermal simulation experiment. In order to study the compositional characteristics and thermal evol...
Characterization of the length of structural fractures in low permeability reservoirs and its application: a case study of Longwangmiao Formation in Moxi-Gaoshiti areas, Sichuan Basin
SUN Ke, XU Ke, CHEN Qinghua
2022, 44(1): 160-169. doi: 10.11781/sysydz202201160
Abstract(758) HTML (289) PDF-CN(61) Cited By (12)
Abstract:
In order to classify the quantitative characterization method of structural fracture length in low-permeability reservoirs, the Cambrian Longwangmiao Formation of Moxi-Gaoshiti areas in the Sichuan Basin is taken an example in this study. The relationship between structural fracture lengths of low-p...
Distribution and genetic mechanisms of connected pore systems in continental shale reservoirs: a case study of Xujiahe Formation of Upper Triassic, Western Sichuan Depression
ZHAO Mingzhu, YANG Wei, WANG Yaohua, LU Jiankang, XU Liang, LI Lan, LI Xingyu, YAO Linjie
2022, 44(1): 170-179. doi: 10.11781/sysydz202201170
Abstract(603) HTML (233) PDF-CN(62) Cited By (15)
Abstract:
The distribution and genetic mechanisms of connected pore systems in continental shale reservoirs were analyzed in this paper to enhance the high-efficiency exploration of shale gas. A case study was made with the continental shale of the Upper Triassic Xujiahe Formation in the Western Sichuan Depre...
Characteristics of methane isothermal adsorption of deep shale from Lower Silurian Longmaxi Formation in southeastern Sichuan Basin and its geological significance
WANG Qiang, MU Yapeng, CHEN Xian, SONG Zhenxiang, MA Zhongliang, QIU Qi
2022, 44(1): 180-187. doi: 10.11781/sysydz202201180
Abstract(409) HTML (169) PDF-CN(47) Cited By (13)
Abstract:
Breakthrough of the exploration of deep shale gas in the Sichuan Basin, Southwest China, has been achieved for decades, there are still some controversies about the adsorption performance and occurrence state of shale gas in deep strata. Isothermal adsorption experiments were carried out under high ...
Erosion thickness recovery and its significance to hydrocarbon accumulation in northwestern Qaidam Basin
FENG Dehao, LIU Chenglin, TIAN Jixian, TAI Wanxue, LI Pei, ZENG Xu, KONG Hua
2022, 44(1): 188-198. doi: 10.11781/sysydz202201188
Abstract(652) HTML (218) PDF-CN(56) Cited By (13)
Abstract:
The area from the northwestern Qaidam Basin to Yiliping is large and the exploration degree of proved petroleum reserves is low. It is of great significance for future petroleum resource assessment to recover the thickness of eroded formation. In this paper, several methods including stratigraphic t...
2022, 44(1): 199-199.
Abstract(767) PDF-CN(49) Cited By (1)
Abstract:

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