石油实验地质

2013, 35(3)

Abstract(757) PDF-CN(558)

Abstract:

Hydrocarbon accumulation characteristics and exploration prospects of stratigraphic unconformity in basin margin of Junggar Basin

Zhang Shanwen

2013, 35(3): 231-237. doi: 10.11781/sysydz201303231

Abstract(1598) PDF-CN(773)

Abstract:
Based on a large number of geological and geophysical data,it was analyzed in this paper the structural characteristics of stratigraphic unconformity styles in basin margin of the Junggar Basin.The hydrocarbon ac-cumulation feature and pattern were concluded,and the exploration prospect in the futur...

New understanding of sedimentary facies of Shawan Formation in Chunfeng Oilfield, Junggar Basin

Song Fan, Yang Shaochun, Su Nina, Xiang Kui, Zhao Yongfu

2013, 35(3): 238-242. doi: 10.11781/sysydz201303238

Abstract(1654) PDF-CN(687)

Abstract:
The Chunfeng Oilfield locates in the northeast of the Chepaizi Uplift,the western margin of the Junggar Basin.The sedimentary environment,source direction and sedimentary facies of the Shawan Formation in the study area are still under discussion.Based on core observation,carrying out experiments of...

Neotectonic movement feature and its controlling effect on accumulation in western Qaidam Basin

Wu Yanxiong, Xue Jianqin, Feng Yunfa, Zhang Xia, Jiang Yinghai, Huang Jianhong

2013, 35(3): 243-248. doi: 10.11781/sysydz201303243

Abstract(1639) PDF-CN(739)

Abstract:
Since the late Himalayan Movement,neotectonic movements have been active and have played important roles on petroleum accumulation in the western Qaidam Basin.Based on the studies of outcrops,seismic profile geological tectonic interpretations and oil reservoir anatomies,combined with the previous r...

Petroleum dynamic accumulation process and its implications in Kelasu structural belt, Kuqa Depression, Tarim Basin

Ma Yujie, Zhuo Qingong, Yang Xianzhang, Fang Shihu, Tang Yangang, Guo Xiaowen, Wang Yuan, Jiang Lin

2013, 35(3): 249-254. doi: 10.11781/sysydz201303249

Abstract(1409) PDF-CN(740)

Abstract:
The thermal evolution and dynamic accumulation process of hydrocarbon in the Kelasu structural belt were analyzed using various maturity parameters,microscopic observation of rock,reservoir bitumen testing,and particle fluorescence analysis techniques.Studies suggested that the crude oils in the stu...

Features and controlling factors of differential structural deformation of Kalashayi Fault in Bachu Uplift, Tarim Basin

Zhang Yuhang, Tang Liangjie, Yun Lu, Xie Daqing, Qiu Haijun, Jiang Huashan

2013, 35(3): 255-262. doi: 10.11781/sysydz201303255

Abstract(1432) PDF-CN(678)

Abstract:
Based on latest seismic interpretation data,the features of differential deformation of the Kalashayi Fault in the central Bachu Uplift were analyzed by means of fault-related fold theory and balanced section technique.The Kalashayi Fault is an active fault of multiple stages in the Bachu Uplift.It ...

Accumulation conditions of shale gas in Sujiatun Sub-depression, Lishu Fault Depression, Songliao Basin

Zhou Zhuoming, Shen Zhongmin, Zhang Xi, Song Zhenxiang

2013, 35(3): 263-268. doi: 10.11781/sysydz201303263

Abstract(1533) PDF-CN(888)

Abstract:
The geologic features of the Sujiatun Sub-depression in the Lishu Fault Depression indicated that during the heyday of fault depression development,a large set of mudstone interbedded with sandstone generated stably in the first member of the Yingcheng Formation.This set of shale is characterized by...

Hydrogeochemical characteristics of Yingcheng Formation in Changling Fault Depression and its petroleum geologic significance

Han Zhiyan, Lu Jianlin, Wang Baohua, Zhang Yanxia

2013, 35(3): 269-273. doi: 10.11781/sysydz201303269

Abstract(971) PDF-CN(467)

Abstract:
The conventional chemical composition and trace element characteristics of oilfield water from main exploratory wells of the Yingcheng Formation in Yaoyingtai-Chaganhua area in the Changling Fault Depression were analyzed.The NaHCO₃ type water accounts for 80% of water samples.The CaCl₂ type water m...

Tectonic feature and evolution mechanism of central anticline belt of Dongying Sag, Bohai Bay Basin

Lu Shenqiang, Chen Guanjun, Wu Kongyou, Feng Deyong

2013, 35(3): 274-279. doi: 10.11781/sysydz201303274

Abstract(1491) PDF-CN(540)

Abstract:
The present of plastic substances such as evaporate beds in the 4th member (Es⁴) of the Shahejie Formation and the over-pressured mudstone layers in the 3rd member (Es³) of the Shahejie Formation in the Dongying Sag provides the necessary material foundation for the application of Cantilever theory ...

Reservoir characteristics of Shahejie Formation in Qingdong Sag, Jiyang Depression

Jing Yali

2013, 35(3): 280-284. doi: 10.11781/sysydz201303280

Abstract(1556) PDF-CN(613)

Abstract:
The exploration degree of the Qingdong Sag of the Jiyang Depression is very low,so it is necessary to carry out studies of basic geological conditions such as sedimentary reservoir.The Shahejie Formation is the main oil-bearing sequence in the Qingdong Sag.Based on core,thin section and physical pro...

Sub-sag sorting and petroleum distribution in Beibuwan Basin

Zhao Zhigang, Wu Jingfu, Li Chunrong

2013, 35(3): 285-290. doi: 10.11781/sysydz201303285

Abstract(1538) PDF-CN(870)

Abstract:
The Beibuwan Basin is a typical rift basin.It is divided into 15 sub-sags of 3 types (presenile,inhe-rited and late-formed).These 15 sub-sags are evaluated as 4 grades.The inherited sub-sags are most favorable for source rock generation and distribution.The discovered reservoirs are mainly located a...

Petroleum geologic features and accumulation rules of Cte D’Ivoire Basin, West Africa

Cheng Jian, Duan Tiejun, Ni Chunhua, Yuan Dongfeng

2013, 35(3): 291-295. doi: 10.11781/sysydz201303293

Abstract(1756) PDF-CN(853)

Abstract:
The CÖte D'Ivoire Basin is an east-west oriented and elongated basin located in the north of the Gulf of Guinea,the West Africa.The basin is characterized by both transcontinental margin and passive continental margin.The tectonic evolution is divided into 3 phases: pre-rift phase before Aptian,rift...

Main controlling factors of hydrocarbon accumulation in Mesopotamia Basin

Zhou Changqian, Zhang Qingchun, Yang Peiguang, Duan Haigang

2013, 35(3): 296-301. doi: 10.11781/sysydz201303296

Abstract(1539) PDF-CN(879)

Abstract:
The Mesopotamia Basin is one of the most prolific petroliferous basins in the world.The most important productive layer is Cretaceous.Based on the comprehensive analyses of structure,sedimentary,drilling and testing,the paper summarizes the controlling factors of hydrocarbon accumulation.They are hi...

Compound specific carbon isotope composition of light hydrocarbons in crude oils from the north of the Northern Tarim Uplift

Li Hongbo

2013, 35(3): 302-306. doi: 10.11781/sysydz201303302

Abstract(1485) PDF-CN(551)

Abstract:
Compound specific carbon isotope compositions of different fractions and different original crude oils were analyzed to investigate light hydrocarbon characteristics of crude oils in the north of the Northern Tarim Uplift.Compound specific carbon isotope divergences of cyclopentane compounds in diff...

Characteristics of carbon and oxygen isotopes of carbonate rocks in South Yellow Sea Basin and their implication

Zheng Yangdi, Cai Jingong

2013, 35(3): 307-313. doi: 10.11781/sysydz201303307

Abstract(1495) PDF-CN(639)

Abstract:
Based on the analyses of carbon and oxygen isotope composition and palynofacies of carbonate source rocks (P₁q-T₁q) from the South Yellow Sea Basin,the formation and controlling factors of effective source rocks of marine facies were studied.The correlation between δ¹³C and δ¹⁸O indicated that the c...

Experimental study on reformation of volcanic clastic rocks by alkaline formation water

Guo Xinxin, Liu Li, Qu Xiyu, Meng Qi'an, Song Tushun, Yu Miao

2013, 35(3): 314-319. doi: 10.11781/sysydz201303314

Abstract(1378) PDF-CN(633)

Abstract:
The hydrothermal experiments of volcanic clastic rocks chosen from the Nanbeier Sag of the Tamtsag Basin and formation water were researched under different temperatures in a closed container.The results show that quartz can be dissolved by alkaline formation water and the dissolution intensity will...

Genesis features of crude oil in Ordovician, Yubei area, Tarim Basin

Lu Qinghua, Shao Zhibing, Jia Cunshan, Yue Yong, Liu Shaojie

2013, 35(3): 320-324. doi: 10.11781/sysydz201303320

Abstract(1667) PDF-CN(685)

Abstract:
The Ordovician oil in Yubei area has middle density,low freezing point and high waxy content.The distribution of normal alkane is complete while the baseline of saturated hydrocarbon chromatogram shows various degrees of excursion.It shows upside-down phenomenon that the δ¹³C value of nonhydrocarbon...

Geochemical characteristics of aromatic hydrocarbons of coal-bearing gas source rocks from Upper Triassic Xujiahe Formation in Sichuan Basin

Cai Jie, Zhang Min

2013, 35(3): 325-330. doi: 10.11781/sysydz201303325

Abstract(1428) PDF-CN(694)

Abstract:
Thirty three coal-bearing gas source rock samples from the Upper Triassic Xujiahe Formation in the Sichuan Basin were analyzed by GC-MS.The results show that the concentration of cadalene,retene,1,2,5-tri-methylnaphthalene and 1,2,5,6-tetramethylnaphthalene derived from terrigenous higher plant orga...

Calculating methods and assessment of stretching factor：A case study of Northern Jiangsu Basin

Bao Hanyong, Guo Zhanfeng, Zhang Luolei, Huang Yaping

2013, 35(3): 331-338. doi: 10.11781/sysydz201303331

Abstract(1725) PDF-CN(716)

Abstract:
Basin stretching factor is a key parameter of extensional basin study and it was normally calculated from definition,balanced cross-section and tectonic-thermal modeling.The principles of traditional methods were briefly introduced in this paper,and the stretching factor of extension rifting in the ...

Experimental evaluation of crushability of shale reservoirs in Luojia area, Shengli Oilfield

Guo Haixuan, Guo Tiankui

2013, 35(3): 339-346. doi: 10.11781/sysydz201303339

Abstract(1510) PDF-CN(832)

Abstract:
At present,there is no unified method for crushability evaluation on shale reservoirs at home and abroad.Based on rock mechanics and physical parameter tests in laboratory as well as brittleness index calculations,a systematic evaluation method of laboratory experiment has been proposed.Compared to ...

Micro-column convenient chromatography for separation of aromatic hydrocarbon compound and GC/IRMS analysis

Chen Zulin, Zhang Min, Liu Haiyu

2013, 35(3): 347-350. doi: 10.11781/sysydz201303347

Abstract(1449) PDF-CN(656)

Abstract:
An easy and economic method to separate alkylated napthalenes and alkylated phenanthrenes from aromatic hydrocarbons was introduced in this paper.The GC-MS tests showed that this method could provide a complete and enriched separation of alkylated napthalenes and alkylated phenanthrenes from crude o...

2013 Vol. 35, No. 3

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