Author name: admin

Terms commonly used in the battery industry

Terms commonly used in the battery industry

Continuous discharge time – the sum of the time that the tycorun battery discharges before the specified termination voltage under a certain external load. Termination Voltage – The specified minimum discharge voltage or maximum charge voltage when a battery is discharged or charged. Residual Capacity – The residual capacity of the battery that can be

Terms commonly used in the battery industry Read More »

What are some basic concepts related to batteries?

What are some basic concepts related to batteries?

Some of the commonly used terms in the battery industry are as follows, and they are also necessary to understand the electrochemical behavior of Li-ion batteries.①Primary battery A battery that can only be discharged once and cannot be recharged for reuse. ② Secondary battery (secondary battery) A battery that can be repeatedly charged and discharged

What are some basic concepts related to batteries? Read More »

Doping of LiCoO2

Doping of LiCoO2

Due to the lack of cobalt resources and the high price, the application and development of lithium cobalt oxide, a cathode material for lithium-ion batteries, are limited due to high cost and other factors. In addition, studies have shown that pure LiCoO2 , when the amount of lithium ion deintercalation exceeds 50%, its electrochemical performance

Doping of LiCoO2 Read More »

About the preparation method of LiCoO2

About the preparation method of LiCoO2

The synthesis methods of lithium cobalt oxide mainly include high temperature solid phase method and low temperature liquid phase method. Traditional high-temperature solid-phase reactions use lithium and cobalt carbonates, nitrates, acetates, oxides or hydroxides as lithium and cobalt sources. After mixing and pressing the tablets, they are heated to 600 ~ 900 ℃ in the

About the preparation method of LiCoO2 Read More »

Structure and electrochemical performance of LiCoO2 electrode material

Structure and electrochemical performance of LiCoO2 electrode material

The difference in the synthesis method creates LiCoO2. The different phases, although all embedded compounds, can be used as cathode materials for lithium-ion batteries, but the difference in crystal structure leads to differences in its electrochemical performance. The layered LiCoO2 (HT-LiCoO2) synthesized at high temperature has higher specific capacity, better cycle performance and safety, and

Structure and electrochemical performance of LiCoO2 electrode material Read More »

Lithium ion battery separator and organic electrolyte

Lithium ion battery separator and organic electrolyte

Diaphragm is an important part of lithium-ion battery. Its performance determines the internal resistance of the battery’s interface structure, which directly affects the battery’s capacity, cycle performance and other key characteristics. Excellent performance of the diaphragm is important for improving the overall performance of the battery. effect. Lithium-ion battery separator materials are mainly porous polyolefins,

Lithium ion battery separator and organic electrolyte Read More »

Characterization methods of electrode materials for lithium ion batteries

Characterization methods of electrode materials for lithium ion batteries

The characterization of the composition of electrode materials for lithium-ion batteries mainly includes inductively coupled plasma (ICP), X-ray fluorescence spectrometer (XRF), energy dispersive ray spectroscopy (EDX), secondary ion mass spectrometry (SIMS) and so on. Among them, SIMS can analyze the depth distribution of elements and has high sensitivity. The characterization of element valence states mainly

Characterization methods of electrode materials for lithium ion batteries Read More »