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Recent Petroleum Exploration and Development Articles

Recently published articles from Petroleum Exploration and Development.

Features and imbibition mechanisms of Winsor I type surfactant solution in oil-wet porous media

October 2019
Fuwei YU | Hanqiao JIANG | Zhen FAN | Fei XU | Hang SU | Baoyang CHENG | Rengjing LIU | Junjian LI

The relationship between NaCl concentration and the phase change behavior of microemulsion of anionic surfactant was characterized by the salinity scan experiments. The wettability of Winsor I type...

Mechanism of expanding swept volume by nano-sized oil-displacement agent

October 2019
Qun LEI | Jianhui LUO | Baoliang PENG | Xiaocong WANG | Peiwen XIAO | Pingmei WANG | Lipeng HE | Bin DING | Xiangfei GENG

The effect of expanding swept volume by iNanoW1.0 nanoparticles in ultra-low permeability core was studied by low-field nuclear magnetic resonance (LF-NMR) technology, and the mechanism of expanding...

Cambrian faults and their control on the sedimentation and reservoirs in the Ordos Basin, NW China

October 2019
Guoqi WEI | Qiuying ZHU | Wei YANG | Chunlin ZHANG | Wuling MO

Comprehensively utilizing the seismic, logging, drilling and outcrop data, this research studies the characteristics of the Cambrian faults and their control on the sedimentation and reservoirs in the...

Dolomite genesis and reservoir-cap rock assemblage in carbonate-evaporite paragenesis system

October 2019
Anping HU | Anjiang SHEN | Hanxuan YANG | Jie ZHANG | Xin WANG | Liu YANG | Shaoxing MENG

Regarding to the problem on the reservoir-cap rock assemblage evaluation in the carbonate-evaporite paragenesis system, this study examined the dolomite and reservoirs genesis and the characteristics...

Spatial configuration of sand and mud in the lacustrine nearshore sand bar deposits and its geological implications

October 2019
Xiaofei SHANG | Taizhong DUAN | Jiagen HOU | Yan LI

Different configurational orders of sand bodies and interlayers in lacustrine nearshore sand bar reservoirs frequently interact, causing complicated genesis and distribution of argillaceous sediments,...

Re-recognition of “unconventional” in unconventional oil and gas

October 2019
Fangzheng JIAO

Taking the Wufeng–Longmaxi shale gas in the Sichuan Basin as a typical example, based on the new progress in exploration and development, this study re-examines the “unconventional” of unconventional...

Integrated hydraulic fracturing techniques to enhance oil recovery from tight rocks

October 2019
Fujian ZHOU | Hang SU | Xingyuan LIANG | Leifeng MENG | Lishan YUAN | Xiuhui LI | Tianbo LIANG

Two main challenges exist in enhancing oil recovery rate from tight oil reservoirs, namely how to create an effective complicated fracture network and how to enhance the imbibition effect of fracturing...

Geological conditions of natural gas accumulation and new exploration areas in the Mesoproterozoic to Lower Paleozoic of Ordos Basin, NW China

October 2019
Jinhu DU | Xiangbo LI | Hongping BAO | Wanglin XU | Yating WANG | Junping HUANG | Hongbo WANG | Rong WANYAN | Jing WANG

Based on field outcrop investigation, interpretation and analysis of drilling and seismic data, and consulting on a large number of previous research results, the characteristics of ancient marine hydrocarbon...

Management and instant query of distributed oil and gas production dynamic data

October 2019
Hongliang WANG | Longxin MU | Fugeng SHI | Kaiming LIU | Yurong QIAN

The multidimensional analysis engine data management platform is constructed using big data distributed storage and parallel computing, data warehouse modeling technology, realizing the optimal management...

Trend judgment of abandoned channels and fine architecture characterization in meandering river reservoirs: A case study of Neogene Minhuazhen Formation NmIII2 layer in Shijiutuo bulge, Chengning uplift, Bohai Bay Basin, East China

October 2019
Bo NIU | Jiahong ZHAO | Ping FU | Junjian LI | Zhidong BAO | Yong HU | Jinchang SU | Xingjun GAO | Chi ZHANG | Dengfei YU | Dongsheng ZANG | Min LI

Based on well logging responses, sedimentary patterns and sandstone thickness, the distribution characteristics of meandering river sedimentary sand body of Neogene Minghuazhen Formation NmIII2 layer...

Nanoparticle foaming agents for major gas fields in China

October 2019
Chunming XIONG | Guangqiang CAO | Jianjun ZHANG | Nan LI | Wenlong XU | Junwen WU | Jun LI | Na ZHANG

The conventional foaming agents have the problems of poor adaptability and high cost during the application in different types of gas fields, especially in high temperature, high salinity, high acidic...

Evolution of lithofacies and paleogeography and hydrocarbon distribution worldwide (II)

October 2019
Guangya ZHANG | Xiaoguang TONG | Renchen XIN | Zhixin WEN | Feng MA | Tongfei HUANG | Zhaoming WANG | Bingsong YU | Yuejun LI | Hanlin CHEN | Xiaobing LIU | Zuodong LIU

Based on the compilation and analysis of the lithofacies and paleogeography distribution maps at present and paleoplate locations during six key geological periods of the Mesozoic and Cenozoic, the...

Tectonic and geological setting of the earthquake hazards in the Changning shale gas development zone, Sichuan Basin, SW China

October 2019
Dengfa HE | Renqi LU | Hanyu HUANG | Xiaoshan WANG | Hua JIANG | Weikang ZHANG

Hydraulic fracturing is a key technology in shale gas extraction, whether hydraulic fracturing induces earthquakes has become a hot topic in the public and the focus of scholars’ research. The urgency...

Fault-sand combination modes and hydrocarbon accumulation in Binhai fault nose of Qikou Sag, Bohai Bay Basin, East China

October 2019
Lihong ZHOU | Guomeng HAN | Yueqi DONG | Qianru SHI | Jianying MA | Jinnan HU | Shichao REN | Kejia ZHOU | Jincheng WANG | Weiliu SI

Based on seismic and logging data, taking the downthrow fault nose of Binhai fault in Qikou Sag as the object of study, we analyzed fault characteristics, sand body distribution, fault-sand combinations...

A permeability prediction method based on pore structure and lithofacies

October 2019
Lideng GAN | Yaojun WANG | Xianzhe LUO | Ming ZHANG | Xianbin LI | Xiaofeng DAI | Hao YANG

Permeability prediction using linear regression of porosity always has poor performance when the reservoir with complex pore structure and large variation of lithofacies. A new method is proposed to...

New concepts for deepening hydrocarbon exploration and their application effects in the Junggar Basin, NW China

October 2019
Wenzhi ZHAO | Suyun HU | Xujie GUO | Jianzhong LI | Zhenglin CAO

The Junggar Basin is one of the major petroliferous basins with abundant oil and gas resources in onshore China. Around 2010 and thereafter, the hydrocarbon exploration for finding giant fields in the...

Tectonic analysis and petroleum significance of Cenozoic faults in Dongping-Niuzhong area in Altyn slope

October 2019
Wei DU | Yan CHEN | Zhendong WANG | Qing BIAN | Zhaojie GUO

The evolution process and petroleum significance of two groups of fault structures, the NW-SE trending and near EW trending ones in the Cenozoic of Dongping-Niuzhong area of the Altyn slope, Qaidam...

Wellbore stability analysis to determine the safe mud weight window for sandstone layers

October 2019

The wellbore stability of a vertical well through the sandstone reservoir layers of the Asmari oil-bearing formation in south-west Iran is investigated. The safe drilling-fluid density range for maintaining...

Quantitative criteria for identifying main flow channels in complex porous media

October 2019
Xizhe LI | Detang LU | Ruilan LUO | Yuping SUN | Weijun SHEN | Yong HU | Xiaohua LIU | Yadong QI | Chunxiao GUAN | Hui GUO

To identify the type of main flow channels of complex porous media in oil and gas reservoirs, the “main flow channel index” is defined as the ratio of comprehensive permeability obtained from well test...

Optimization workflow for stimulation-well spacing design in a multiwell pad

October 2019
Junlei WANG | Ailin JIA | Yunsheng WEI | Chengye JIA | Yadong QI | He YUAN | Yiqiu JIN

A flow mathematical model with multiple horizontal wells considering interference between wells and fractures was established by taking the variable width conductivity fractures as basic flow units....

Development characteristics of the third-order sequence of Upper Devonian–Lower Carboniferous shore-mixed shelf in Tarim Basin, NW China

August 2019
Qing MA | Tao MA | Haijun YANG | Xueqin ZHAO | Yiqing ZHU

Based on the study of stratigraphic sedimentary facies of the prototype sedimentary basin formed in the Late Devonian to Permian Period in the Tarim Basin, the prototype sedimentary basin are divided...

Evolution of lithofacies and paleogeography and hydrocarbon distribution worldwide (I)

August 2019
Guangya ZHANG | Xiaoguang TONG | Renchen XIN | Zhixin WEN | Feng MA | Tongfei HUANG | Zhaoming WANG | Bingsong YU | Yuejun LI | Hanlin CHEN | Xiaobing LIU | Zuodong LIU

By using a large amount of geological and geophysical data, the geological characteristics such as lithofacies and paleogeography of 4981 geological units at thirteen key geological periods or epoches...

Developmental characteristics and geological significance of the bentonite in the Upper Ordovician Wufeng – Lower Silurian Longmaxi Formation in eastern Sichuan Basin, SW China

August 2019
Yuman WANG | Xinjing LI | Hao WANG | Shan JIANG | Bo CHEN | Jie MA | Bing DAI

Based on the Qiliao section of the Upper Ordovician Wufeng Formation – Lower Silurian Longmaxi Formation in Shizhu, Chongqing city, the development characteristics of bentonite in eastern Sichuan Basin...

Controlling factors of remaining oil distribution after water flooding and enhanced oil recovery methods for fracture-cavity carbonate reservoirs in Tahe Oilfield

August 2019
Songqing ZHENG | Min YANG | Zhijiang KANG | Zhongchun LIU | Xibin LONG | Kunyan LIU | Xiaobo LI | Shiliang ZHANG

Based on comprehensive analysis of core, well logging, seismic and production data, the multi-scale reservoir space, reservoir types, spatial shape and distribution of fractures and caves, and the configuration...

Technologies and practice of CO2 flooding and sequestration in China

August 2019
Yongle HU | Mingqiang HAO | Guoli CHEN | Ruiyan SUN | Shi LI

The latest advancement of CO2 flooding and sequestration theory and technology in China is systematically described, and the future development direction is put forward. Based on the geological characteristics...

An exploration breakthrough in Paleozoic petroleum system of Huanghua Depression in Dagang Oilfield and its significance, North China

August 2019
Xianzheng ZHAO | Xiugang PU | Wenya JIANG | Lihong ZHOU | Fengming JIN | Dunqing XIAO | Lixin FU | Hongjun LI

In recent years, several wells in the Qibei and Wumaying buried hills of Dagang Oilfield tapped oil in the Carboniferous–Permian and Ordovician strata. This major breakthrough reveals that the deep...

Simultaneous upscaling of two properties of reservoirs in one dimension using adaptive bandwidth in kernel function method

August 2019
Reza Azad MOHAMMAD | Kamkar Rouhani ABOLGHASEM | Tokhmechi BEHZAD | Arashi MOHAMMAD | Baratnezhad EHSAN

Upscaling of primary geological models with huge cells, especially in porous media, is the first step in fluid flow simulation. Numerical methods are often used to solve the models. The upscaling method...

Parameters optimization in deepwater dual-gradient drilling based on downhole separation

August 2019
Jiangshuai WANG | Jun LI | Gonghui LIU | Tao HUANG | Hongwei YANG

To ensure safe drilling with narrow pressure margins in deepwater, a new deepwater dual-gradient drilling method based on downhole separation was designed. A laboratory experiment was conducted to verify...

Analysis on the influencing factors of imbibition and the effect evaluation of imbibition in tight reservoirs

August 2019
Zhengming YANG | Xuewei LIU | Haibo LI | Qihong LEI | Yutian LUO | Xiangyang WANG

To exert the imbibition between cracks and matrix effectively and enhance the development effect of tight oil reservoirs, a physical simulation method for imbibition in different scales of cores is...

Influences of lithology on in-situ stress field in low permeability reservoirs in Bonan Oilfield, Bohai Bay Basin, China

August 2019
Zhipeng LI | Xiantai LIU | Yong YANG | Lixia BU

The differences of rock mechanical properties were analyzed based on triaxial compression test in low permeability reservoirs of the Bonan Oilfield. Through the analysis of reservoir mechanics, the...

Logging while drilling electromagnetic wave responses in inclined bedding formation

August 2019
Yiren FAN | Xufei HU | Shaogui DENG | Xiyong YUAN | Haitao LI

For real-time inversion and fast reconstruction of formation true resistivity, the forward modeling of electromagnetic wave logging while drilling is usually based on the transversely isotropic formation...

Mechanism of drilling rate improvement using high-pressure liquid nitrogen jet

August 2019
Zhongwei HUANG | Xiaoguang WU | Ran LI | Shikun ZHANG | Ruiyue YANG

To address the high rock strength and low drilling rate issues in deep oil/gas and geothermal exploitation, we performed mechanical property tests on three kinds of rock samples (granite, shale and...

The control effect of low-amplitude structure on oil-gas- water enrichment and development performance of ultra-low permeability reservoirs

August 2019
Jianmin WANG | San ZHANG | Wei DU | Le LI | Zhen QIAO | Jun ZHANG | Mengyue DUAN

Based on drilling, logging, test production and dynamic monitoring data, the control effects of low-amplitude structure on hydrocarbon accumulation and development performance of ultra-low permeability...

A training image optimization method in multiple-point geostatistics and its application in geological modeling

August 2019
Lixin WANG | Yanshu YIN | Wenjie FENG | Taizhong DUAN | Lei ZHAO | Wenbiao ZHANG

Based on the analysis of the high-order compatibility optimization method proposed by predecessors, a new training image optimization method based on data event repetition probability is proposed. The...

Auto-optimization of production-injection rate for reservoirs with strong natural aquifer at ultra-high water cut stage

August 2019
Zhanxiang LEI | Longxin MU | Hui ZHAO | Jian LIU | Heping CHEN | Fenshu JIA | Zhanzong ZHOU

Based on the optimal control theory and taking the production law of reservoirs with strong natural aquifer as the basic constraint, a mathematical model of liquid production for such reservoirs in...

Vertical dominant migration channel and hydrocarbon migration in complex fault zone, Bohai Bay sag, China

August 2019
Changgui XU | Jingsong PENG | Qingxun WU | Zhe SUN | Tao YE

The quantitatively/semi-quantitatively formation conditions of vertical dominant hydrocarbon migration pathways were analyzed based on the big data analysis of petroleum geological parameters of complex...

The effect of cations on gelation of cross-linked polymers

August 2019

The effects of different cation concentrations and types on rheological property and stability of Guar, Xanthan, and Partially Hydrolyzed Polyacrylamide (HPAM) cross-linked gels were analyzed through...

Occurrence mechanism of lacustrine shale oil in the Paleogene Shahejie Formation of Jiyang Depression, Bohai Bay Basin, China

August 2019
Min WANG | Rui MA | Jinbu LI | Shuangfang LU | Chuanming LI | Zhiqiang GUO | Zheng LI

To determine the occurrence mechanism and mobility of shale oil in the Shahejie Formation in the Jiyang Depression, organic geochemistry analysis, thin-section petrological observation, low-temperature...

Correct understanding and application of waterflooding characteristic curves

August 2019
Hongen DOU | Hujun ZHANG | Sibo SHEN

Through reviewing the generation process and essential characteristics of waterflooding curves, the essence and characteristics of Zhang Jinqing waterflooding curve and Yu Qitai waterflooding curve...

Submersible direct-drive progressing cavity pump rodless lifting technology

June 2019
Zhongxian HAO | Shijia ZHU | Xiaohan PEI | Peng HUANG | Zheng TONG | Benyuan WANG | Deyin LI

Submersible electrical motor direct-drive progressing cavity pump (PCP) rodless lifting was studied to solve the traditional rod-drive pump problems, such as rod-tubing wearing, low efficiency and short...

Genetic type and source of natural gas in the southern margin of Junggar Basin, NW China

June 2019
Jianping CHEN | Xulong WANG | Yunyan NI | Baoli XIANG | Fengrong LIAO | Jiande LIAO | Changyi ZHAO

Natural gas has been discovered in many anticlines in the southern margin of the Junggar Basin. However, the geochemical characteristics of natural gas in different anticlines haven't been compared...

The significance of coal-derived gas in major gas producing countries

June 2019
Jinxing DAI | Yunyan NI | Fengrong LIAO | Feng HONG | Limiao YAO

The core of coal-derived gas theory is that coal measure is the gas source, and the hydrocarbon generation of coal measure is dominated by gas and supplemented by oil, so discoveries in related basins...

Technical strategies for effective development and gas recovery enhancement of a large tight gas field: A case study of Sulige gas field, Ordos Basin, NW China

June 2019
Guang JI | Ailin JIA | Dewei MENG | Zhi GUO | Guoting WANG | Lihua CHENG | Xin ZHAO

Based on the analysis of influencing factors of tight gas recovery and reservoir geological characteristics, the types of remaining tight gas reserves in the Sulige gas field are summarized from the...

Stable carbon and hydrogen isotopic characteristics of natural gas from Taibei sag, Turpan-Hami Basin, NW China

June 2019
Yunyan NI | Fengrong LIAO | Deyu GONG | Lixin JIAO | Jinliang GAO | Limiao YAO

Turpan-Hami Basin is a major petroliferous basin in China. To date the natural gas exploration is concentrated in the Taibei sag. The origin and source of natural gas in the Taibei sag has long been...

Origin and migration model of natural gas in L gas field, eastern slope of Yinggehai Sag, China

June 2019
Jihai YANG | Baojia HUANG

Based on the chemical and stable carbon isotopic composition of natural gas and light hydrocarbons, along with regional geological data, the genetic type, origin and migration of natural gases in the...

Practice and knowledge of volumetric development of deep fractured-vuggy carbonate reservoirs in Tarim Basin, NW China

June 2019
Fangzheng JIAO

Different from the continental layered sandstone and fracture-pore carbonate reservoirs, the fractured-vuggy carbonate reservoirs in the Tarim Basin are mainly composed of fractured-vuggy bodies of...

Development unit division and favorable area evaluation for joint mining coalbed methane

June 2019
Zhaobiao YANG | Yangyang LI | Yong QIN | Hansen SUN | Ping ZHANG | Zhengguang ZHANG | Congcong WU | Cunlei LI | Changxiao CHEN

Based on the productivity equation of coalbed methane (CBM) well, considering the impact of coal reservoir reformability on gas well productivity, the main production layer optimization index in the...

Influence mechanism of pore-scale anisotropy and pore distribution heterogeneity on permeability of porous media

June 2019
Tao LI | Min LI | Xueqi JING | Wenlian XIAO | Qingwu CUI

Based on micro-CT scanning experiments, three-dimensional digital cores of tight sandstones were established to quantitatively evaluate pore-scale anisotropy and pore-distribution heterogeneity. The...

Oblique extension of pre-existing structures and its control on oil accumulation in eastern Bohai Sea

June 2019
Jian REN | Dingyou LYU | Xingpeng CHEN | Pengbo LIU | Dayong GUAN | Kai SU | Hongguo ZHANG

Based on 3D seismic data, the evolution mechanism and characteristics of faults were investigated to reveal the structural origin and its control on differential hydrocarbon accumulation through comprehensive...

Distribution and genesis of mercury in natural gas of large coal derived gas fields in China

June 2019
Jian LI | Zhongxi HAN | Qituan YAN | Shuying WANG | Shouguo GE

The mercury content in natural gas samples from more than 500 gas wells in eight large gas bearing basins of China was tested, mercury release experiments on two coal samples from different areas were...

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