Low-temperature oxidation of heavy crude oil characterized by TG, DSC, GC-MS, and negative ion ESI FT-ICR MS

S Zhao, W Pu, X Peng, J Zhang, H Ren - Energy, 2021 - Elsevier
Low-temperature oxidation (LTO) is of great significance for the subsequent oxidation
reactions and oil recovery during in-situ combustion. The paper brings an in-depth analysis …

Low-temperature combustion behavior of crude oils in porous media under air flow condition for in-situ combustion (ISC) process

C Yuan, K Sadikov, M Varfolomeev, R Khaliullin, W Pu… - Fuel, 2020 - Elsevier
A porous medium thermo-effect cell (PMTEC) was developed to fast characterize the
combustion of crude oils in porous media in air flow for air injection enhanced oil recovery …

Low-temperature oxidation of light crude oil in oxygen-reduced air flooding

QI Huan, LI Yiqiang, C Xiaolong, L Anlin, W Li… - Petroleum Exploration …, 2021 - Elsevier
Light crude oil from the lower member of the Paleogene Xiaganchaigou Formation of
Gaskule in Qinghai Oilfield was selected to carry out thermal kinetic analysis experiments …

[HTML][HTML] Properties, combustion behavior, and kinetic triplets of coke produced by low-temperature oxidation and pyrolysis: Implications for heavy oil in-situ combustion

S Zhao, WF Pu, L Su, C Shang, Y Song, W Li, HZ He… - Petroleum Science, 2021 - Elsevier
This work aimed at investigating the crucial factor in building and maintaining the
combustion front during in-situ combustion (ISC), oxidized coke and pyrolyzed coke. The …

Thermal effect caused by low temperature oxidation of heavy crude oil and its in-situ combustion behavior

W Pu, S Zhao, L Hu, MA Varfolomeev, C Yuan… - Journal of Petroleum …, 2020 - Elsevier
To investigate the thermal effect caused by low temperature oxidation (LTO) of one heavy
crude oil in porous media, a combustion tube (CT) system coupled with a self-designed …

Study of hybrid thermal recovery process and geomechanics on heavy oil production performance

T Wan - Journal of Petroleum Science and Engineering, 2022 - Elsevier
Cyclic steam injection, electric heating and air injection are commonly used as enhanced oil
recovery method for heavy oil production. Previous studies have found that oil production …

Thermal behavior and kinetic triplets of heavy crude oil and its SARA fractions during combustion by high-pressure differential scanning calorimetry

S Zhao, W Pu, C Yuan, X Peng, J Zhang, L Wang… - Energy & …, 2019 - ACS Publications
In situ combustion (ISC) has been regarded as an efficient technique for the exploitation of
heavy oil reserves. In this work, the thermal behavior of one heavy crude oil and the fractions …

High-pressure air injection laboratory-scale numerical models of oxidation experiments for Kirsanovskoye oil field

L Khakimova, A Askarova, E Popov, RG Moore… - Journal of Petroleum …, 2020 - Elsevier
Abstract High-Pressure Air Injection (HPAI) as an enhanced oil recovery (EOR) method has
a high potential and has already been effectively applied for carbonate reservoirs …

Regulating the oxidative assisted pyrolysis of Huadian oil shale by preheating temperature and oxygen flow rate

S Xu, Y Sun, W Guo, Q Yang, Q Li, M Guo, F Bai, C Zhu… - Energy, 2023 - Elsevier
The effects of preheating temperature and oxygen flow rate on the reaction behaviour and
product yields and characteristics after the oxidative assisted pyrolysis (OP) of Huadian oil …

Oxidation characteristics of heavy oil and its SARA fractions during combustion using TG-FTIR

S Zhao, W Pu, MA Varfolomeev, Y Liu, Z Liu - Journal of Petroleum Science …, 2020 - Elsevier
The oxidation reactions between air and crude oils play a key role in in-situ combustion
(ISC). This study is intended to explore the oxidation characteristics of one heavy oil and its …