Explanipedia

Air Sketch: A Fast and Accurate Traffic Measurement Sketch with Multi-Class Overflow Open

Tianxiang Ma, Mingwei Zhao, Dan Li, Jiawei Meng, Wenhao Li , et al. · 2025

A sketch is a probabilistic data structure that can accurately estimate massive network traffic with a small memory overhead. To improve the measurement accuracy, most sketch-based schemes separate elephant flows from mouse flows to accomm…

Preparation and Performance Evaluation of CO2 Foam Gel Fracturing Fluid Open

Yan Gao, Jiahui Yang, Zefeng Li, Zhenfeng Ma, Xinjie Xu , et al. · 2024

The utilization of CO2 foam gel fracturing fluid offers several significant advantages, including minimal reservoir damage, reduced water consumption during application, enhanced cleaning efficiency, and additional beneficial properties. H…

Construction and Mechanism of Janus Nano-Graphite Reinforced Foam Gel System for Plugging Steam in Heavy Oil Reservoirs Open

Zhongzheng Xu, Yuxin Xie, Xiaolong Wang, Ning Sun, Ziteng Yang , et al. · 2024

High-temperature steam injection is a primary method for viscosity reduction and recovery in heavy oil reservoirs. However, due to the high mobility of steam, channeling often occurs within the reservoir, leading to reduced thermal efficie…

A Review of Weak Gel Fracturing Fluids for Deep Shale Gas Reservoirs Open

Shichu Yang, Weichu Yu, Mingwei Zhao, Fei Ding, Ying Zhang · 2024

Low-viscosity slickwater fracturing fluids are a crucial technology for the commercial development of shallow shale gas. However, in deep shale gas formations with high pressure, a higher sand concentration is required to support fractures…

Supramolecular polymer-based gel fracturing fluid with a double network applied in ultra-deep hydraulic fracturing Open

Yongping Huang, Yong Hu, Changlong Liu, Yining Wu, Chenwei Zou , et al. · 2024

A gel based on polyacrylamide, exhibiting delayed crosslinking characteristics, emerges as the preferred solution for mitigating degradation under conditions of high temperature and extended shear in ultralong wellbores. High viscosity/vis…

Effect of Tributyl Citrate as a Cosolvent on the Phase Behavior of Crude Oil during CO2 Injection Process Open

Fangfang Xue, Li’an Yang, Jianshan Li, Ruoqin Yan, Mingwei Zhao · 2024

The current research on CO2 cosolvent primarily focuses on reducing the minimum miscibility pressure and improving oil recovery. However, investigations into the impact of additive agents on the phase behavior of crude oil during the CO2 i…

Development and Performance Evaluation of Acid Slickwater Fracturing Fluid for Carbonate Reservoir Open

Ziteng Yang, Mingwei Zhao, Zhongzheng Xu · 2024

Preparation and performance evaluation of the slickwater using novel polymeric drag reducing agent with high temperature and shear resistance ability Open

Mingwei Zhao, Zhenfeng Ma, Caili Dai, Wei Wu, Yong-Quan Sun , et al. · 2023

Slickwater fracturing fluids are widely used in the development of unconventional oil and gas resources due to the advantages of low cost, low formation damage and high drag reduction performance. However, their performance is severely aff…

Intermolecular interactions induced property improvement for clean fracturing fluid by deep eutectic solvents Open

Xiangyu Wang, Mingwei Zhao, Xuhao Wang, Peng Liu, Meng-Yao Fan , et al. · 2023

Fracturing fluid property play a critical role in developing unconventional reservoirs. Deep eutectic solvents (DESs) show fascinating potential for property improvement of clean fracturing fluids (CFFs) due to their low-price, low-toxicit…

Novel Anionic–Nonionic Surfactant Based on Water–Solid Interfacial Wettability Control for Residual Oil Development Open

Lin Li, Yue Sun, Xiao Jin, Zizhao Wang, Yunbo Dong , et al. · 2023

Irreversible colloidal asphaltene adsorption layers are formed on formation rock surfaces due to long-term contact with crude oil, and large amounts of crude oil adhere to these oil-wet layers to form residual oil films. This oil film is d…

Quantitatively probing interactions between membrane with adaptable wettability and oil phase in oil/water separation Open

Zhongzheng Xu, Mingwei Zhao, Yining Wu, Jiawei Liu, Ning Sun , et al. · 2023

The membrane method based on adaptive wettability shows great advantages in oil-water separation. At present, researches focus on the excellent application performance of the membrane material, while the quantitative analysis of interactio…

A novel triple responsive smart fluid for tight oil fracturing-oil expulsion integration Open

Mingwei Gao, Mingshan Zhang, Hengyi Du, Mingwei Zhao, Caili Dai , et al. · 2023

The traditional multi-process to enhance tight oil recovery based on fracturing and huff-n-puff has obvious deficiencies, such as low recovery efficiency, rapid production decline, high cost, and complexity, etc. Therefore, a new technolog…

Important application value of injectable hydrogels loaded with omeprazole Schiff base complex in the treatment of pancreatitis Open

Jingrong Ma, Chaoqun Du, Yuehua Zhang, Jing Zhan, Yafang Lai , et al. · 2023

In this study, a novel Ho( iii ) coordination complex with the chemical composition of [Ho 6 (acac) 4 L 4 (CH 3 O) 6 ]· x CH 3 OH ( 1 ) has been prepared via using a polydentate Schiff base ligand N′-(2,3-dihydroxybenzylidene) picolinohydr…

Probing the influence of secondary fracture connectivity on fracturing fluid flowback efficiency Open

Yining Wu, Lisha Tang, Yuan Li, Liyuan Zhang, Jin Xu , et al. · 2022

A deep understanding of the geometric impacts of fracture on fracturing fluid flowback efficiency is essential for unconventional oil development. Using nuclear magnetic resonance and 2.5-dimensional matrix-fracture visualization microflui…

Development of the Gemini Gel-Forming Surfactant with Ultra-High Temperature Resistance to 200 °C Open

Peng Liu, Caili Dai, Mingwei Gao, Xiangyu Wang, Shichun Liu , et al. · 2022

In order to broaden the application of clean fracturing fluid in ultra-high temperature reservoirs, a surfactant gel for high-temperature-resistant clean fracturing fluid was developed with a gemini cationic surfactant as the main agent in…

Impact of flow rate on dynamic imbibition in fractured tight sandstone cores Open

Yifei Liu, Caili Dai, Chenwei Zou, Qing You, Mingwei Zhao , et al. · 2022

Dynamic imbibition, which is significantly affected by flow rate, plays an important role in the development of tight oil. This study investigated the impact of flow rate on dynamic imbibition in fractured tight sandstone cores via online …

Experimental investigation on migration and retention mechanisms of elastic gel particles (EGPs) in pore-throats using multidimensional visualized models Open

Yifei Liu, Chenwei Zou, Xu-Guang Lou, Mingwei Gao, Guang Zhao , et al. · 2022

Knowledge of migration and retention mechanisms of elastic gel particles (EGPs) in pore-throats is essential for the effective application of EGPs as a smart sweep improvement and profile control agent for enhanced oil recovery (EOR). The …

Study on the Thickening Behavior and Mechanism of Supercritical CO 2 by Modified Polysiloxane Open

Mingwei Zhao, Ruoqin Yan, Li Yang, Yining Wu, Caili Dai , et al. · 2022

Mechanism of active silica nanofluids based on interface-regulated effect during spontaneous imbibition Open

Xuguang Song, Mingwei Zhao, Caili Dai, Xin-Ke Wang, Wenjiao Lv · 2021

The ultra-low permeability reservoir is regarded as an important energy source for oil and gas resource development and is attracting more and more attention. In this work, the active silica nanofluids were prepared by modified active sili…

Preparation and Thickening Mechanism of Copolymer Fluorinated Thickeners in Supercritical CO 2 Open

Caili Dai, Peng Liu, Mingwei Gao, Zhiyuan Liu, Changlong Liu , et al. · 2021

Study on Variation Laws of Fluid Threshold Pressure Gradient in Low Permeable Reservoir Open

Mingwei Zhao, Mengjiao Cao, Haonan He, Caili Dai · 2020

A study on the seepage characteristics and laws of nano-micron pore throat in a low permeable reservoir matrix is of great significance for promoting high efficacy of low permeable reservoirs. Threshold pressure gradient (TPG) is an essent…

Tuning the Electrical Properties of Nanoparticles and Application in the EOR Process of Ultra-low Permeability Reservoirs Open

Hongda Zhou, Rui Cheng, Caili Dai, Yuyang Li, Mingwei Zhao , et al. · 2019

In this study, electronegative silica nanofluid and electropositive alumina nanofluid were prepared to enhance oil recovery of ultra-low permeability cores. Transmission electron microscopy and dynamic light scattering were employed to cha…

Spontaneous Formation of Vesicles by N-Alkyl-N-Methylmorpholinium Bromide and Sodium Dodecyl Sulfate (SDS) Open

Rui Cheng, Hongda Zhou, Caili Dai, Yifei Liu, Mingwei Zhao · 2019

The formation of vesicles, composed of N-alkyl-N-methylmorpholinium bromide ([Mor1,12]Br) and sodium dodecyl sulfate (SDS), is investigated. The phase diagram of the mixed surfactant aqueous solutions is determined through visual observati…

A Study on Preparation and Stabilizing Mechanism of Hydrophobic Silica Nanofluids Open

Mingwei Zhao, Wenjiao Lv, Yuyang Li, Caili Dai, Hongda Zhou , et al. · 2018

Nanofluids have increasingly drawn interest in recent years with their various applications in a number of fields. The method for the preparation of stable nanofluids is a key concern for extending the application of nanofluids. This study…

Magnetic targeting of paclitaxel-loaded poly(lactic-co-glycolic acid)-based nanoparticles for the treatment of glioblastoma Open

Ganipineni LP, Bernard Učakar, Nicolas Joudiou, John Bianco, Pierre Danhier , et al. · 2018

Lakshmi Pallavi Ganipineni,1 Bernard Ucakar,1 Nicolas Joudiou,2 John Bianco,1 Pierre Danhier,2 Mengnan Zhao,1 Chiara Bastiancich,1 Bernard Gallez,2 Fabienne Danhier,1,* Véronique Préat1,* 1Université catholique de Louvain, Advanced Drug De…

A novel CO2 and pressure responsive viscoelastic surfactant fluid for fracturing Open

Xuepeng Wu, Yue Zhang, Xin Sun, Yongping Huang, Caili Dai , et al. · 2018

Developing New Recyclable and CO2 Sensitive Amphiphile for Fracturing Fluid Open

Xuepeng Wu, Caili Dai, Yongping Huang, GU Cheng-lin, Haonan He , et al. · 2018

With rapid development of unconventional shale gas and tight oil, hydraulic fracturing is playing a critical role in oil & gas exploitation and stimulation. Meanwhile, damage to the reservoir fracture and environmental contamination caused…

Can More Nanoparticles Induce Larger Viscosities of Nanoparticle-Enhanced Wormlike Micellar System (NEWMS)? Open

Mingwei Zhao, Yue Zhang, Chenwei Zou, Caili Dai, Mingwei Gao , et al. · 2017

There have been many reports about the thickening ability of nanoparticles on the wormlike micelles in the recent years. Through the addition of nanoparticles, the viscosity of wormlike micelles can be increased. There still exists a doubt…

Design and Study of a Novel Thermal-Resistant and Shear-Stable Amphoteric Polyacrylamide in High-Salinity Solution Open

Caili Dai, Zhongliang Xu, Yining Wu, Chenwei Zou, Xuepeng Wu , et al. · 2017

Water-soluble polymers are widely used in oilfields. The rheological behaviors of these polymers in high-salinity solution are very important for stimulation of high-salinity reservoirs. In this work, a novel thermal-resistant and shear-st…

The Study of a Novel Nanoparticle-Enhanced Wormlike Micellar System Open

Caili Dai, Yue Zhang, Mingwei Gao, Yuyang Li, Wenjiao Lv , et al. · 2017

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