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Synthesis and evaluation of an oil-soluble viscosity reducer
To reduce the viscosity of highly-viscous oil of the Tahe oilfield (Xinjiang, China), an oilsoluble polybasic copolymer viscosity reducer for heavy oil was synthesized using the orthogonal method. The optimum reaction conditions are obtained as follows: under the protection of nitrogen, a reaction time of 9 h, monomer mole ratio of reaction …
Understanding Electrolyte Infilling of Lithium Ion Batteries
As lithium ion batteries penetrate a greater sector energy storage market, particularly at the large system scale, emphasis is placed on achieving better and uniform performance (both in terms of energy density and rate capability), a predictable cycle life, and higher safety for cells, all at lower cost. 1 One step in cell manufacturing that still …
Probing the Origin of Viscosity of Liquid Electrolytes for Lithium ...
Angewandte Chemie - 2023 - Yao - Probing the Origin of Viscosity of Liquid Electrolytes for Lithium Batteries.pdf (1.42 MB) 1 AI2.0 ,,
Probing the Origin of Viscosity of Liquid Electrolytes for Lithium ...
AbstractViscosity is an extremely important property for ion transport and wettability of electrolytes. Easy access to viscosity values and a deep understanding of this property remain challenging yet critical to evaluating the electrolyte performance and tailoring electrolyte recipes with targeted properties. We proposed a screened overlapping method …
Probing the Origin of Viscosity of Liquid Electrolytes for Lithium ...
Probing the Origin of Viscosity of Liquid Electrolytes for Lithium Batteries Angewandte Chemie International Edition ( IF 16.6) Pub Date : 2023-05-12, DOI: 10.1002/anie.202305331
Probing the Origin of Viscosity of Liquid Electrolytes for Lithium ...
We proposed a screened overlapping method to efficiently compute the viscosity of lithium battery electrolytes by molecular dynamics simulations. ... the viscosity significantly with increasing concentrations while diluents serve as the viscosity reducer, which is attributed to the varied binding strength from cation–anion and cation ...
Lithium-ion battery
A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li + ions into electronically conducting solids to store energy. In comparison with other commercial rechargeable batteries, Li-ion batteries are characterized by higher specific energy, higher energy density, higher energy efficiency, a longer cycle life, and a …
Electrolyte Composition and Concentration on Viscosity of Batteries
The battery performance and lifetime capabilities strongly depend on the type of electrolyte. In this application note, viscosity is measured for different electrolyte systems containing lithium salt (LiClO4), ethylene carbonate (EC), ethyl methyl carbonates (EMC), and dimethyl carbonate (DMC) using the VROC® initium one plus to understand the ...
Study on the Effect of Different Viscosity Reducers on Viscosity ...
The urgent problem to be solved in heavy oil exploitation is to reduce viscosity and improve fluidity. Emulsification and viscosity reduction technology has been paid more and more attention and its developments applied. This paper studied the viscosity reduction performance of three types of viscosity reducers and obtained …
Rheology and Structure of Lithium-Ion Battery Electrode Slurries
where v = coating speed and h = coating gap.Electrode slurries are not Newtonian, and may show shear thinning and yield stress behavior. Maillard et al. [] observed yield stress fluids in a blade coater and found that a uniform shear region was formed between the material built up behind the blade and material close to the substrate. …
Coating process and its viscosity for Lithium batteries
With the control of viscosity, batteries and their components are safer and more durable. The use of viscosimeters. Viscometers are an essential part of the solution for reliable batteries. Electrodes density has an effect on cycle performance and irreversible loss of capacity in lithium-ion batteries.
Safe, Stable Cycling of Lithium Metal Batteries with Low‐Viscosity ...
Ionic liquid (IL) electrolytes with concentrated Li salt can ensure safe, high-performance Li metal batteries (LMBs) but suffer from high viscosity and poor ionic transport. A locally concentrated IL (LCIL) electrolyte with a non-solvating, fire-retardant hydrofluoroether (HFE) is presented.
A Malaysian Perspective on Lithium-Ion Batteries Recycling
Lithium-ion batteries (LIBs) have been widely used in various applications including portable devices, electric vehicles, and large-scale energy storage systems. …
Research progress of domestic drilling fluid viscosity reducer in …
PANG Shaocong, AN Yuxiu and MA Jingyuan, . 2022. Research progress of domestic drilling fluid viscosity reducer in recent ten years. DRILLING ENGINEERING, 49(1): 96-103. doi: 10.12143/j.ztgc.2022.01.013 As energy consumption continues to …
Probing the Origin of Viscosity of Liquid Electrolytes for Lithium …
We proposed a screened overlapping method to efficiently compute the viscosity of lithium battery electrolytes by molecular dynamics simulations. The origin of electrolyte …
Exploring Influential Factors for Composite Flooding with Polymer ...
Extracting heavy oil presents significant challenges due to its high viscosity, poor fluidity, elevated asphaltene content, and the complexities involved in its development. Traditional extraction methods often fall short of meeting the developmental needs for such oil. Currently, the use of polymer viscosity reducer composite flooding …
Mechanism Analysis of Heavy Oil Viscosity Reduction by Ultrasound and Viscosity Reducers …
Ultrasound and viscosity reducers are commonly used methods to reduce the viscosity of heavy oil. In order to compare the viscosity reduction effects of ultrasound and viscosity reducers and study their mechanism of interaction on heavy oil, molecular dynamics simulation was carried out in this paper. First, a molecular model of …
Viscosity Changes of Li Battery Electrolytes and Their Long-Term …
In general, electrolyte conductivity decreases as the electrolyte viscosity increases. 1 If EC-based electrolytes that are currently used as commercial lithium-ion …
A Comprehensive Guide to Lithium Battery Types
Plus, renewable energy sources like solar and wind power can charge them. Lithium batteries can also be ideal for the increasingly popular electric vehicles. This can help reduce greenhouse gas emissions from transportation. Different Lithium Battery Types. Lithium battery chemistry refers to the different ways that lithium batteries are designed.
Utility-Scale Battery Energy Storage System in Malaysia: …
facilitating peak load reduction and load shifting [12]. Energy storage using the lithium-ion battery is one the major electrochemical energy storages [13]. This type …
Probing the Origin of Viscosity of Liquid Electrolytes for Lithium ...
Probing the Origin of Viscosity of Liquid Electrolytes for Lithium Batteries Angew Chem Int Ed Engl. 2023 Oct 9 ... Salts in electrolytes enlarge the viscosity significantly with increasing concentrations while diluents serve as the viscosity reducer, which is attributed to the varied binding strength from cation-anion and cation-solvent ...
Safe, Stable Cycling of Lithium Metal Batteries with Low-Viscosity ...
NASCION‐type lithium (Li) conductors provide a great chance to break the challenges of solid‐state lithium batteries (SSLBs) emphasizing superior safety and high energy density.
Ionic Liquid Electrolytes: Safe, Stable Cycling of Lithium Metal ...
In article number 2003132, Hochun Lee and co-workers design a locally concentrated ionic liquid electrolyte with a non-solvating, fire-retardant hydrofluoroether that can resolve the chronic viscosity problems of ionic liquid electrolytes, while further strengthening their intrinsic benefits to establish safe, stable Li metal batteries.
Speed Reducers: Types, How Do They Work, and Methods
Unlock machinery efficiency with speed reducers. Dive into types, operations, and methods. Harness precision and durability. Xieyi Village, Jingjiang Street, Xiaoshan, Hangzhou, Zhejiang sales7@yd-reducer …
Polymer surfactants as viscosity reducers for ultra-heavy oil: Synthesis and viscosity …
DOI: 10.1016/j.fuel.2023.129871 Corpus ID: 263092930 Polymer surfactants as viscosity reducers for ultra-heavy oil: Synthesis and viscosity reduction mechanism @article{ZhangPolymerSA, title={Polymer surfactants as viscosity reducers for ultra-heavy oil: Synthesis and viscosity reduction mechanism}, author={Xiaojun Zhang and Jixiang …