Deep and ultra-deep oil and gas well drilling technologies: Progress and prospect
April 2022
In the period of “13th Five-Year Plan”, domestic deep and ultra-deep oil/gas well drilling technologies were developed quickly and a great number of technological achievements were obtained by means...
A review of helium resources and development
June 2025
Due to its unique properties, helium is critical in scientific research and industrial innovation, particularly in cryogenics; however, its scarcity necessitates efficient resource utilization. Through...
Energy revolution: From a fossil energy era to a new energy era
January 2016
This paper aims to predict the future situation of global energy development. In view of this, we reviewed the history of energy use and understood that new energy sources will usher in a new era following...
Review of CO2 sequestration mechanism in saline aquifers
August 2022
The concentration of CO2 in the global atmosphere, which is increasingly annually with continued industrial development, affects both the global climate and the ecological environment. To control the...
Industrial status, technological progress, challenges, and prospects of hydrogen energy
October 2022
Under the requirements of China's strategic goal of "carbon peaking and carbon neutrality", as a renewable, clean and efficient secondary energy source, hydrogen benefits from abundant resources, a...
Developing a large language model for oil- and gas-related rock mechanics: Progress and challenges
April 2025
In recent years, large language models (LLMs) have demonstrated immense potential in practical applications to enhance work efficiency and decision-making capabilities. However, specialized LLMs in...
Gas sweetening simulation and its optimization by two typical amine solutions: An industrial case study in Persian Gulf region
June 2021
The selective removal of acid gases using amine-based solutions is a significant process in the petroleum and natural gas industries. This work investigates the effectiveness of two common chemical...
China's hydrogen development strategy in the context of double carbon targets
December 2022
As a clean, low-carbon, efficient and renewable energy source, hydrogen has gradually become an important energy carrier to combat climate change and achieve sustainable development in the world. China...
Research progress on corrosion and hydrogen embrittlement in hydrogen–natural gas pipeline transportation
December 2023
Hydrogen, clean, efficient and zero-carbon, is seen as a most promising energy source. The use of existing gas pipelines for hydrogen–natural gas transportation is considered to be an effective way...
Ten years of gas shale fracturing in China: Review and prospect
April 2022
The first fractured shale gas well of China was constructed in 2010. After 10 years of development, China has become the second country that possesses the core technology of shale gas development around...
A technical review of chemical reactions during CCUS-EOR in different reservoirs
June 2025
Geochemical reactions play a vital role in determining the efficiency of carbon capture, utilization, and storage combined with enhanced oil recovery (CCUS-EOR), particularly through their influence...
Intelligent safe operation and maintenance of oil and gas production systems: Connotations and key technologies
June 2023
Oil and gas production systems have the characteristics of high operation and maintenance risk and great accident influence. With the deep integration of informationization and industrialization, the...
Automatic detection and classification of drill bit damage using deep learning and computer vision algorithms
April 2025
This study aims to eliminate the subjectivity and inconsistency inherent in the traditional International Association of Drilling Contractors (IADC) bit wear rating process, which heavily depends on...
The response characteristics and damage effects of large LNG storage tanks subject to the coupled effects of explosion shock waves and fire
June 2024
As the demand and import of liquefied natural gas (LNG) increase, large LNG receiving stations are being constructed. LNG leakage can lead to fire or explosion accidents. The simultaneous occurrence...
Evolution laws and new trends of global LNG pricing and their implications
October 2021
Natural gas is of great significance to ensuring China's energy security and achieving “carbon neutrality” by 2060. However, the lack of power to decide LNG import pricing and the high resource cost...
Principles of and tips for nitrogen displacement in gas pipeline commissioning
March–May 2015
Since the West-to-East Pipeline I was put into production, operators have made many attempts and accumulated valuable experiences in gas pipeline commissioning. However, there are still some problems....
A simulation study of natural gas injection and storage in a partially depleted oil reservoir for seasonal underground energy storage
August 2025
The supply of energy is a severe challenge for every country, particularly those that are industrially developed and highly populated. Natural gas is among the most essential energy sources due to its...
Numerical simulation of oil and gas pipeline corrosion based on single- or coupled-factor modeling: A critical review
October 2023
Numerical simulation is an effective research approach to assess the condition and predict the remaining service life of process pipelines suffering corrosion hazards. This work comprises a critical...
HSS anions reduction combined with the analytical test of aqueous MDEA in South Pars gas complex
June 2022
Heat stable salts (HSS) form in amine systems as a result of the reaction products of the amine and acidic compounds stronger than H2S and CO2 in the inlet stream to the gas treating unit (GTU). These...
Characteristics of shale reservoir development under the influence of sedimentary differentiation: A case study of the Cambrian Qiongzhusi Formation in the Deyang-Anyue rift trough of the Sichuan Basin
June 2025
The Cambrian Qiongzhusi Formation in the Sichuan Basin harbors significant potential for shale gas harvesting. However, systematic disparities in mineral composition and reservoir architecture have...
Geothermal resource distribution and prospects for development and utilization in China
February 2024
China is tectonically composed of a series of plates and orogenic belts and has been influenced by the Pacific and Indian plates since the Late Paleozoic, forming a regular distribution of Mesozoic...
Connotation, innovation and vision of “carbon neutrality”
October 2021
Global climate change caused by geological processes is one of the main causes of the 5 global mass extinctions in geological history. Human industrialization activities have caused serious damage to...
A microfluidic study on the influence of naturally fractured porous media on the phase behavior of condensate gas depletion
August 2025
There are limited quantitative studies on condensate gas using microfluidics under high-pressure and high-temperature conditions. This study employed microfluidics chips based on real porous media structures...
A calculation model for water breakthrough time of gas wells in gas reservoirs with edge water considering interlayer heterogeneity: A case study of the Lower Triassic Feixianguan gas reservoirs in the Puguang Gas Field
December 2020
The existing models for calculating the water breakthrough time of gas wells in gas reservoirs with edge water ignore the effects of reservoir's interlayer heterogeneity, so their calculation results...
Formula calculation methods of water content in sweet natural gas and their adaptability analysis
December 2014
Estimation of water content is the foundation of natural gas processing and designing, and a formula calculation method provides a solution simple and easy to be programmed by computers. In this regard,...