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2019 Vol. 41, No. 4

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2019, 41(4): .
Abstract(454) PDF-CN(151)
Abstract:
Bimodal hydrocarbon generation and immature oil do not exist in the North Jiangsu Basin
LIU Yurui
2019, 41(4): 461-474. doi: 10.11781/sysydz201904461
Abstract(1251) PDF-CN(165) Cited By (3)
Abstract:
A contradiction in the "immature oil in North Jiangsu Basin" theory prevails and the results of geological exploration is not consistent with it. After making a thorough analysis of previous work and validating the data, the following problems were noticed:misusing of raw data, taking outliers as ev...
Tectonic evolution stages and deformation characteristics in central and western China
YANG Fan, HU Ye, LUO Kaiping, LI Fengxun, PAN Wenlei, CAO Qinggu, LU Yongde
2019, 41(4): 475-481. doi: 10.11781/sysydz201904475
Abstract(978) PDF-CN(172) Cited By (10)
Abstract:
Large basins in central and western China have undergone multiple stages of tectonic movement, which played different roles in controlling the formation and evolution of the basins. Since the Late Paleozoic, the development of these basins can be divided into the ‘north convergence and south separat...
Sedimentary evolution and controls in paleo-Hanjiang delta from 32 to 10.5 Ma
LIU Chensheng, HOU Wenfeng, QIU Zhengke, WANG Tao, ZHANG Xiangtao, WANG Xudong
2019, 41(4): 482-490. doi: 10.11781/sysydz201904482
Abstract(1173) PDF-CN(112) Cited By (4)
Abstract:
The paleo-Hanjiang delta has become a focus of petroleum exploration in the South China Sea. The sedimentary evolution analysis of the paleo-Hanjiang delta is helpful to evaluate the potential of petroleum resources in the Pearl River Mouth Basin and predict favorable exploration blocks. The sedimen...
Paleogeomorphologic features and their controls on sandbody distribution on basin margin during Late Paleozoic Era and significance for petroleum exploration, Hangjinqi area, Ordos Basin
HU Huarui, XING Fengcun, QI Rong, WANG Chao, LIU Xiaochen, CHEN Lin, CHEN Xiaoquan
2019, 41(4): 491-497. doi: 10.11781/sysydz201904491
Abstract(1048) PDF-CN(158) Cited By (16)
Abstract:
The paleogeomorphology in the Hangjinqi area of the Ordos Basin during the Late Paleozoic was restored by establishing a high-resolution sequence stratigraphy framework based on seismic data. The paleogeomorphologic features and their controls on sandbody distribution were discussed. When the Carbon...
Evolution mechanism and hydrocarbon reservoir characteristics of typical slope zones in Jizhong Depression, Bohai Bay Basin
DONG Dawei, ZHAO Li, LI Tingting, SHI Rui, LI Tong, SUN Yifei, SUN Hao
2019, 41(4): 498-507. doi: 10.11781/sysydz201904498
Abstract(990) PDF-CN(129) Cited By (14)
Abstract:
The width and gradient of slope zones in faulted basins in China were studied. The tectonic evolution mechanism and hydrocarbon reservoir characteristics of various types of slope zones were discussed from the aspects of structural geometry and kinematics based on the seismic and geological data col...
Diagenesis types and characteristics of Xishanyao Formation in Malang Sag, Santanghu Basin
MA Ling, LI Jie, XU Shenglin, CHEN Xuan, YANG Shuai, LI Fuxiang
2019, 41(4): 508-515. doi: 10.11781/sysydz201904508
Abstract(1217) PDF-CN(114) Cited By (7)
Abstract:
There are many large-scale sandstone reservoirs in the Xishanyao Formation of the Malang Sag, Santanghu Basin, with great potential for oil and gas development. The diagenesis types and stages of the reservoir were studied by means of thin section observation, scanning electron microscopy, X-ray dif...
Sedimentology of lower section of third member of Shahejie Formation on western slope of Lijin Subsag, Dongying Sag, Bohai Bay Basin: a case study of Bin 648 area, Binnan Oil Field
CHENG Kenan
2019, 41(4): 516-523. doi: 10.11781/sysydz201904516
Abstract(953) PDF-CN(123) Cited By (8)
Abstract:
The Binnan Oil Field tectonically belongs to the western slope of Lijin Subsag, Dongying Sag, Bohai Bay Basin. The Bin 648 area is an anticlinal fault oil reservoir (higher in the north and lower in the south) complicated by faulting. The lower section of the third member of Shahejie Formation is th...
Sequence stratigraphy and reef beach distribution of Feixianguan Formation in western Hubei-eastern Chongqing area: a case study of the third member of Feixianguan Formation in Jiannan and adjacent area
WU Nazhu
2019, 41(4): 524-529. doi: 10.11781/sysydz201904524
Abstract(1106) PDF-CN(146) Cited By (7)
Abstract:
The sequence boundary identification, sequence unit division, isochronous stratigraphic framework establishment and sedimentary system of bioreef-beach bodies in the third member of the Lower Triassic Feixianguan Formation in and around Jiannan town in the western Hubei and eastern Chongqing area we...
Pore structure characteristics and controls of Lower Cambrian Niutitang Formation, western Hubei Province
HE Qing, HE Sheng, DONG Tian, ZHAI Gangyi, WANG Yi, WAN Kuo
2019, 41(4): 530-539. doi: 10.11781/sysydz201904530
Abstract(1676) PDF-CN(244) Cited By (27)
Abstract:
The pore structure features of shale in the Lower Cambrian Niutitang Formation in the western Hubei Province were examined using low-temperature CO2 and N2 adsorption tests, Field Emission-Scanning Electron Microscopy (FE-SEM) observations, TOC content measurements, and X-ray diffraction analyses. T...
Influence of graptolite debris on shale gas generation and accumulation
SONG Di, XU Chang, YAO Suping, TENGER Boltsjin
2019, 41(4): 540-547. doi: 10.11781/sysydz201904540
Abstract(1191) PDF-CN(165) Cited By (5)
Abstract:
As one of the standard fossils of the Ordovician and Silurian, graptolites are widely distributed in the Upper Ordovician Wufeng Formation to the Lower Silurian Longmaxi Formation in the Lower Paleozoic of South China. This stratum shows a good potential for shale gas exploration; however, there is ...
Evolution of Persian Gulf Basin and formation of super-large oil and gas fields
LI Yunzhen, ZHANG Xin, XIN Shiyin, LIU Wanchun
2019, 41(4): 548-559. doi: 10.11781/sysydz201904548
Abstract(1812) PDF-CN(164) Cited By (8)
Abstract:
The Persian Gulf Basin has a large number of super-large oil and gas fields, and their formation is closely related to the evolution characteristics of the basin. The basin is controlled by basement rifting and the opening and closing of the Tethys Ocean.The tectonic evolution has undergone three st...
Distribution patterns and geochemical implication of bicadinanes in crude oils from Baiyun Sag, Pearl River Mouth Basin
LU Xiaolin, SHI Ning, LI Meijun, ZHANG Zhongtao, FU Jian, CHEN Cong, LAI Hongfei, DAI Jinhui
2019, 41(4): 560-568. doi: 10.11781/sysydz201904560
Abstract(1035) PDF-CN(122) Cited By (16)
Abstract:
Bicadinanes (W, T) are abundant in crude oils in the Baiyun Sag of the Pearl River Mouth Basin. The distribution patterns and geochemical implication of bicadinanes in crude oils from the study area were investigated based on the gas chromatography-mass spectrometry of 35 oil samples. The relative c...
Characteristics of diamondoids in crude oil and its application in hinterland of Junggar Basin
LI Erting, CHEN Jun, ROUZI Dilidaer, GAO Xiuwei, MI Julei, MA Wanyun
2019, 41(4): 569-576. doi: 10.11781/sysydz201904569
Abstract(1155) PDF-CN(117) Cited By (13)
Abstract:
The content of diamondoids in crude oil from the hinterland of Junggar Basin was analyzed by GC, MS and GC-MS methods. The applicability of diamondoid indices to identify and evaluate oil maturity was discussed. The diamondoid content in crude oil is (200-500)×10-6. The concentration index of diamon...
Hydrocarbon source rock characteristics and exploration direction in Xingrenpu Sag, Liupanshan Basin
PENG Cuncang
2019, 41(4): 577-582. doi: 10.11781/sysydz201904577
Abstract(1041) PDF-CN(115)
Abstract:
The Xingrenpu Sag is located in the southeast of Liupanshan Basin, which is a Mesozoic basin in the early evaluation stage with only limited exploration. The geochemical parameters of hydrocarbon source rocks such as organic matter abundance, type and maturity and the favorable factors for reservoir...
Geochemical characteristics and geological significance of calcite filled fractures and caves in Middle-Lower Ordovician, northern Shuntuoguole area, Tarim Basin
WANG Yuxiang, WANG Bin, GU Yi, FU Qiang, WAN Yanglu, LI Yingtao
2019, 41(4): 583-592. doi: 10.11781/sysydz201904583
Abstract(1308) PDF-CN(147) Cited By (15)
Abstract:
Micro-element cathodoluminescence and in situ elemental analysis were used to determine the trace and rare earth elements in calcite samples from the Middle and Lower Ordovician in the northern Shuntuoguole area of the Tarim Basin. The content of rare earth elements in calcite particles was not high...
Porosity measurement error and its control method
BAO Yunjie, LI Zhiming, YANG Zhenheng, QIAN Menhui, LIU Peng, TAO Guoliang
2019, 41(4): 593-597. doi: 10.11781/sysydz201904593
Abstract(2104) PDF-CN(217) Cited By (12)
Abstract:
With the expansion of oil and gas exploration, the lithology and morphology of porosity test samples show diverse development trends. Porosity measurement faces new challenges because the same sample may have different laboratory porosity measurement results, limiting the application of porosity dat...
Calculation and application of plane pressure decrease gradient
FENG Yuelin, LIU Hua, SONG Guoqi, YUAN Feifei
2019, 41(4): 598-605. doi: 10.11781/sysydz201904598
Abstract(863) PDF-CN(98) Cited By (4)
Abstract:
As a driving force for oil and gas migration, the overpressure change rate has a relationship with oil and gas migration mode. In order to quantitatively identify the hydrocarbon migration modes in overpressure basins, some calculation ideas and methods of the application of formation pressure decre...
Quantitative evaluation of vertical fault transport in Daliuquan area of Langgu sag, Bohai Bay Basin
LIU Junqiao, WANG Wei, LÜ Yanfang, FU Guang
2019, 41(4): 606-613. doi: 10.11781/sysydz201904606
Abstract(1035) PDF-CN(114) Cited By (21)
Abstract:
The ability to transport oil and gas shows differences for different faults or different parts of the same fault. The vertical transportation of oil and gas through faults was evaluated quantitatively and the controls on oil and gas distribution in the Daliuquan area of the Langgu Sag of the Bohai B...
Reef control factors and new seismic prediction techniques of Changxing Formation, east of Kaijiang-Liangping trough, Sichuan Basin
PENG Cai, ZHENG Rongcai, CHEN Hui, WANG Lanying, LUO Jing, LIANG Hong
2019, 41(4): 614-620. doi: 10.11781/sysydz201904614
Abstract(1477) PDF-CN(178) Cited By (22)
Abstract:
The sedimentary characteristics, main controlling factors and reef reservoir facies of the Upper Permian Changxing Formation reef on the eastern side of the Kaijiang-Liangping trough in the northeastern Sichuan Basin were studied using comprehensive seismic prediction technology.Through the study of...
2019, 41(4): 621-621.
Abstract(501) PDF-CN(158)
Abstract:

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