The role of new energy in carbon neutral
April 2021
Carbon dioxide is an important medium of the global carbon cycle, and has the dual properties of realizing the conversion of organic matter in the ecosystem and causing the greenhouse effect. The fixed...
Share article
Application and development trend of artificial intelligence in petroleum exploration and development
February 2021
Aiming at the actual demands of petroleum exploration and development, this paper describes the research progress and application of artificial intelligence (AI) in petroleum exploration and development,...
Share article
Progress and prospects of carbon dioxide capture, EOR-utilization and storage industrialization
August 2022
Carbon dioxide capture, EOR-utilization and storage (CCUS-EOR) are the most practical and feasible large-scale carbon reduction technologies, and also the key technologies to greatly improve the recovery...
Share article
A comprehensive review of polyacrylamide polymer gels for conformance control
August 2015
Polymer gels have been designed and successfully applied to improve sweep efficiency and to reduce excessive water production by minimizing reservoir heterogeneity. Based on their compositions and application...
Share article
Progress and prospects of oil and gas production engineering technology in China
June 2022
This paper summarizes the important progress in the field of oil and gas production engineering during the “Thirteenth Five-Year Plan” period of China, analyzes the challenges faced by the current oil...
Share article
Analysis of the world oil and gas exploration situation in 2021
October 2022
The global exploration investment, new oil and gas discoveries, exploration business adjustment strategies of oil companies in 2021, and future favorable exploration domains are systematically analyzed...
Share article
Environmental impacts of hydraulic fracturing in shale gas development in the United States
December 2015
Through comprehensive investigation of the environmental issues in shale gas development in the US, the environmental impacts of hydraulic fracturing in shale gas development are summarized to provide...
Share article
Progress, challenge and significance of building a carbon industry system in the context of carbon neutrality strategy
February 2023
Carbon dioxide storage and utilization has become an inevitable trend and choice for sustainable development under the background of global climate change and carbon neutrality. Carbon industry which...
Share article
Progress and prospects of horizontal well fracturing technology for shale oil and gas reservoirs
February 2022
By systematically summarizing horizontal well fracturing technology abroad for shale oil and gas reservoirs since the “13th Five-Year Plan”, this article elaborates new horizontal well fracturing features...
Share article
Status, trends and enlightenment of global oil and gas development in 2021
October 2022
By analyzing the distribution of global oil and gas fields and the reasons why some oil and gas fields are not in production, the distribution characteristics of oil and gas remaining recoverable reserves...
Share article
Relationships of the iC4/nC4 and iC5/nC5 ratios with maturity of coal-derived gases of Triassic Xujiahe Formation in central Sichuan Basin, SW China
June 2019
The original gas reservoirs in different areas and different layers of the Triassic Xujiahe Formation in the central Sichuan Basin are studied to reveal the relationships of iC4/nC4 and iC5/nC5 ratios...
Share article
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...
Share article
Comprehensive review of water shutoff methods for horizontal wells
December 2017
This paper provides a comprehensive review of the water control techniques that have been applied in horizontal wells and presents the water control methods for wells of different completion types....
Share article
Earth energy evolution, human development and carbon neutral strategy
April 2022
Energy is the basis of human development and the impetus of society progress. There are three sources of energy: energy of celestial body outside the Earth, the Earth energy and energy of interaction...
Share article
Carbon dioxide capture, enhanced-oil recovery and storage technology and engineering practice in Jilin Oilfield, NE China
February 2023
This paper systematically presents the established technologies and field applications with respect to research and engineering practice of CO2 capture, enhanced oil recovery (EOR), and storage technology...
Share article
Effects of Neo-Tethyan evolution on the petroleum system of Persian Gulf Superbasin
February 2023
Considering the Neo-Tethyan tectonic process and the resulting environmental changes, a geodynamic model of “one-way train loading” is proposed to analyze the formation and evolution mechanism of the...
Share article
Trend and progress in global oil and gas exploration
August 2013
Major progress achieved in oil and gas exploration in terms of reserves, number of oil and gas fields and discovery of large oilfields were analyzed, trend and progress of global oil and gas exploration...
Share article
Progress and prospect of carbon dioxide capture, utilization and storage in CNPC oilfields
February 2023
The development history of carbon capture, utilization and storage for enhanced oil recovery (CCUS-EOR) in China is comprehensively reviewed, which consists of three stages: research and exploration,...
Share article
Enhanced oil recovery mechanisms of polymer flooding in a heterogeneous oil reservoir
February 2021
Taking reservoir rocks and fluids of the Daqing, Dagang and Changqing oilfields as research objects, the EOR mechanisms and technical approach of polymer flooding were discussed. By comparing the displacement...
Share article
Synthetic well logs generation via Recurrent Neural Networks
August 2018
To supplement missing logging information without increasing economic cost, a machine learning method to generate synthetic well logs from the existing log data was presented, and the experimental verification...
Share article
Porosity, permeability and rock mechanics of Lower Silurian Longmaxi Formation deep shale under temperature-pressure coupling in the Sichuan Basin, SW China
February 2023
To investigate the porosity, permeability and rock mechanics of deep shale under temperature-pressure coupling, we selected the core samples of deep shale from the Lower Silurian Longmaxi Formation...
Share article
Structural characteristics and petroleum exploration of Levant Basin in Eastern Mediterranean
August 2017
By using geologic and seismic data, this study restored the proto-type basins and lithofacies paleogeography of the Levant basin in Eastern Mediterranean during main geological periods, carried out...
Share article
Application of seismic sedimentology in characterization of fluvial-deltaic reservoirs in Xihu sag, East China Sea shelf basin
February 2023
The fluvial-deltaic reservoirs of the Oligocene Huagang Formation in the Xihu sag of the East China Sea shelf basin reflect rapid lateral change in sedimentary facies and poor morphology of conventional...
Share article
Distribution and potential of global oil and gas resources
August 2018
Using conventional and unconventional oil and gas resource evaluation methods with play as a unit, this study evaluates the oil and gas geology and resource potential of conventional oil and gas resources...
Share article
Research progress and prospect of plugging technologies for fractured formation with severe lost circulation
June 2021
By reviewing the mechanisms of drilling fluid lost circulation and its control in fractured formations, the applicability and working mechanisms of different kinds of lost circulation materials in plugging...
Share article