石油实验地质

2018, 40(5): .

Abstract(295) PDF-CN(109)

Abstract:

Causes of abnormal thermal evolution and characteristics of thermal evolution in Sichuan Basin

PENG Jinning, LUO Kaiping, LIU Guangxiang, YANG Fan, YANG Jun, PAN Wenlei

2018, 40(5): 605-612. doi: 10.11781/sysydz201805605

Abstract(1362) PDF-CN(411) Cited By (8)

Abstract:
The causes of thermal evolution anomalies in the Sichuan Basin, and the distribution of thermal fields and their main controlling factors during different geohistory periods were analyzed. The R_o-H thermal evolution profiles of typical wells and outcrops in various tectonic units in the Sichuan Basi...

Characteristics of overpressure regime in compartmentalized overpressured system within tight sandstones, Xujiahe Formation, Yuanba-Tongnanba areas, Sichuan Basin

SONG Yu, ZHANG Li, LUO Dingwen, YANG Shuo, HAO Fang, ZOU Huayao

2018, 40(5): 613-620. doi: 10.11781/sysydz201805613

Abstract(1148) PDF-CN(161) Cited By (16)

Abstract:
Compartmentalized overpressured systems are commonly developed in tight gas sandstones. However, studies about the characteristics of overpressure regime in compartmentalized overpressured system are rarely reported in the literature. The Upper Triassic Xujiahe tight sandstone formation in the Yuanb...

Pore structure characteristics and reservoir classification of dolomite reservoirs in fourth member of Leikoupo Formation, Longmen Mountain front, western Sichuan Basin

CHEN Yulin, ZENG Yan, DUAN Yongming, WANG Qiongxian

2018, 40(5): 621-631. doi: 10.11781/sysydz201805621

Abstract(1597) PDF-CN(133) Cited By (27)

Abstract:
The pore structure characteristics of the tidal-flat dolomite reservoirs of the fourth member of Leikoupo Formation in the Longmen Mountain front in the western Sichuan Basin were studied through core observation, casting thin films, physical property tests, capillary pressure curves and CT scanning...

Diagenetic characteristics and their control on porosity of sandy conglomerate reservoirs in faulted basins

HAO Jie, ZHOU Lifa, YUAN Yidong, YANG Yan, LIU Yanni, CHENG Zhaozhao, LIU Ting

2018, 40(5): 632-638. doi: 10.11781/sysydz201805632

Abstract(1345) PDF-CN(150) Cited By (28)

Abstract:
The petrography and diagenesis of sandy conglomerate reservoirs from the Shahezi Formation of the Xujiaweizi area in the Songliao Basin were studied, and the controls of diagenesis on porosity evolution were analyzed based on thin section identification, cast thin section observation, SEM and X-ray ...

Comparative analysis and discussion of shale reservoir characteristics in the Wufeng-Longmaxi and Niutitang formations: a case study of the well JY1 in SE Sichuan Basin and well TX1 in SE Guizhou area

WANG Ruyue, HU Zongquan, NIE Haikuan, LIU Zhongbao, CHEN Qian, GAO Bo, LIU Guangxiang, GONG Dajian

2018, 40(5): 639-649. doi: 10.11781/sysydz201805639

Abstract(1571) PDF-CN(266) Cited By (28)

Abstract:
Wells JY1 in the southeastern Sichuan Basin and TX1 in the southeastern Guizhou were used as examples for a systematic analysis of shale reservoir characteristics of the Wufeng-Longmaxi and Niutitang formations using mineralogy, organic geochemistry, pore structure, methane sorption, brittleness and...

Developmental characteristics and oil control of Indosinian paleo-uplifts in West Sichuan Depression, Sichuan Basin

HU Ye, YUAN Xiaoyu, WANG Yanqing, LIU Guangxiang, SONG Xiaobo

2018, 40(5): 650-654. doi: 10.11781/sysydz201805650

Abstract(1085) PDF-CN(182) Cited By (13)

Abstract:
The paleo-uplift of a basin is of great significance for the positioning of oil and gas fields. In this paper, the characteristics of the Indosinian paleo-highs in the West Sichuan Depression of the Sichuan Basin were studied in combination with the newly completed 3D seismic and drilling data. The ...

Evolution of Cambrian mound-beach gas reservoirs in Gucheng platform margin zone, Tarim Basin

ZHANG Junlong, FENG Zihui, LI Qiang, ZHANG Bin

2018, 40(5): 655-661. doi: 10.11781/sysydz201805655

Abstract(1284) PDF-CN(90) Cited By (9)

Abstract:
Gas has been discovered in the Cambrian mound-beach in the Gucheng platform margin zone of the Tarim Basin for the first time, opening up a new field of oil and gas exploration. The hydrocarbon accumulation conditions of four stages of Cambrian mound-beach in the Gucheng platform margin zone were an...

Fault belt reservoir controls in Yubei area, Tarim Basin

QIAO Guilin, ZHENG Herong, YU Tengxiao, LUO Yu, LUO Shaohui

2018, 40(5): 662-668. doi: 10.11781/sysydz201805662

Abstract(1166) PDF-CN(155) Cited By (6)

Abstract:
The structural features and oil and gas sources of the Yubei 1 fault belt in the Yubei area of the Tarim Basin were studied to determine the main geological conditions affecting the production of the Yubei 1 Ordovician oil and gas reservoir (the cumulative oil production before shutdown). Factors co...

Sedimentary characteristics and controlling factors of beach-bar sandstones of the upper section of the fourth member of Shahejie Formation on the southern slope of Dongying Sag,Bohai Bay Basin

GAO Liang, SUN Bo, WANG Yanzhang

2018, 40(5): 669-675. doi: 10.11781/sysydz201805669

Abstract(988) PDF-CN(109) Cited By (15)

Abstract:
The sedimentary characteristicsof beach-bar sandstones of the upper section of the fourth member of Shahejie Formation on the southern slope of Dongying Sag were analyzed based on logging, coring and testing data. The controlling factors for the sedimentary distribution of beach-bar sandstones were ...

Depositional characteristics of a shallow-water delta in a continental faulted basin: a case study of the first member of Dainan Formation, Liuwushe Subsag, Gaoyou Sag, North Jiangsu Basin

LI Wei, ZHU Xiaomin, MA Yingjun, HOU Bin, QIU Yongfeng, BO Yongde

2018, 40(5): 676-683. doi: 10.11781/sysydz201805676

Abstract(1170) PDF-CN(114) Cited By (11)

Abstract:
The Liuwushe Subsag, located in the east of Gaoyou Sag, North Jiangsu Basin, is a Cenozoic continental faulted basin formed at the end of Late Cretaceous. The present structural pattern of the first member of Dainan Formation is dustpan shaped, with slope zone in the north, steep slope zone in the s...

Geological characteristics of hydrocarbon migration along a strike fault: a case study of Shaojia Fault, Zhanhua Sag, Jiyang Depression

WANG Yalin

2018, 40(5): 684-690. doi: 10.11781/sysydz201805684

Abstract(1287) PDF-CN(128) Cited By (21)

Abstract:
The ENE trending Shaojia Fault in the Shaojia Subsag, Zhanhua Sag, Jiyang Depression has been studied. We summarized some special geological conditions for hydrocarbon migration along strike faults, including strike slip properties, faults located on a structural ridge, extremely underdeveloped tran...

Pore characteristics and controlling factors of coal reservoirs from Jixi Basin

LIU Jinlin, LI Huaibin, ZHANG Xuebing, ZHANG Yunfeng, SHEN Jianian, WANG Jian

2018, 40(5): 691-698. doi: 10.11781/sysydz201805691

Abstract(1237) PDF-CN(101) Cited By (8)

Abstract:
Pore structure is a core issue of coalbed methane of untraditional reservoirs, which can control preservation properties and development results. The pores and fractures of coalbeds from the Jixi Basin were quantitatively characterized by means of low temperature nitrogen adsorption, argon ion milli...

Accumulation conditions of large biogas fields in Levantine Basin, East Mediterranean

JIA Huaicun, KANG Hongquan, WANG Chunxiu, QIU Chunguang, YANG Huaizhong, BAI Bo

2018, 40(5): 699-704. doi: 10.11781/sysydz201805699

Abstract(1137) PDF-CN(125) Cited By (5)

Abstract:
In recent years, a number of large biogas fields have been discovered in the Levantine Basin of the Eastern Mediterranean, becoming a new replacement for conventional oil and gas resources. The discovered biogas is mainly pure biogas produced by acetic acid fermentation based on the biochemical char...

Geochemical investigation of organic matter of various occurrences released via sequential treatments of two argillaceous source rock samples from fresh and saline lacustrine environments

ZHAO Yue, CAI Jingong, XIE Aobo, DONG Zhe, ZHOU Qisheng, LEI Tianzhu, YANG Yan

2018, 40(5): 705-715. doi: 10.11781/sysydz201805705

Abstract(1192) PDF-CN(183) Cited By (16)

Abstract:
Organic matter (OM) in argillaceous source rocks occurs in various forms, and it is common for OM be bounded to minerals forming OM-mineral complexes. In order to geochemically characterize OM of different occurrences, some high quality source rocks were sampled from the lower third member (Es₃) and...

Characteristics of rare earth elements in Lower Cambrian Qiongzhusi Formation in northeastern Sichuan Basin and its geological implications: a case study of Yangba section, Nanjiang

CAO Tingting, XU Sihuang, Wang Yue

2018, 40(5): 716-723. doi: 10.11781/sysydz201805716

Abstract(1277) PDF-CN(145) Cited By (12)

Abstract:
The Qiongzhusi Formation is an important shale gas production layer in the Sichuan Basin. A case study was made in the Yangba section of the northeastern Sichuan Basin. Samples were collected for rare earth and trace element analyses from the Lower Cambrian Qiongzhusi Formation in the study area so ...

Impact of igneous intrusion on the thermal evolution of source rocks with different maturities: a case study of Fangzheng Fault Depression and Suibin Sag in north-eastern China

FENG Lu, ZENG Huasen, WANG Hongwei

2018, 40(5): 724-729. doi: 10.11781/sysydz201805724

Abstract(1503) PDF-CN(103) Cited By (3)

Abstract:
Two intruded sections, respectively from the Fangzheng Fault Depression and the Suibin Sag in the north-eastern China, were continuously sampled and geochemically analyzed in order to decipher the thermal impact of igneous intrusion on source rocks with different thermal maturities. The changes of o...

Quantitative influence of soluble organic matter on pore structure in transitional shale

ZHANG Qin, LIANG Feng, PANG Zhenglian, ZHOU Shangwen, LIN Wen

2018, 40(5): 730-738. doi: 10.11781/sysydz201805730

Abstract(1122) PDF-CN(113) Cited By (4)

Abstract:
Some representative samples of the Taiyuan Formation from the eastern uplift of the Liaohe Depression were selected in order to quantitatively evaluate the influence of organic matter on pore structure in transitional shale. Methods include quantitative mineral analysis by X-ray diffraction (XRD), R...

Comparison of organic matter pores of marine and continental facies shale in China: based on Focused Ion Beam Helium Ion Microscopy (FIB-HIM)

WANG Pengfei, LÜ Peng, JIANG Zhenxue, JIN Can, LI Xin, ZHANG Kun, HUANG Pu, WANG Yi

2018, 40(5): 739-748. doi: 10.11781/sysydz201805739

Abstract(2126) PDF-CN(180) Cited By (26)

Abstract:
The continental shale in the Triassic Yanchang Formation in the Ordos Basin of the central and western China, and the marine shale in the Lower Silurian Longmaxi Formation and the Lower Cambrian Niutitang Formation in South China were chosen for Focused Ion Beam Helium Ion Microscope (FIB-HIM) obser...

2018, 40(5): 749-749.

Abstract(430) PDF-CN(77)

Abstract:

2018 Vol. 40, No. 5

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