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    电芯综合分析能力

    Comprehensive analysis capablity of cell

    Material Testing 材料表征
    Separator testing 隔离膜检测
    Thermal ability 热稳定性 Thermalconductivity 热导率 Thermal shrinkability 热收缩性能 Melt index 熔融指数
    Surface density 面密度 Morphology 形貌 Permeability 透气率 Aperture distribution 孔径分布
    Puncture indensity 穿刺强度 Tensile strength 拉伸强度 Saturation 浸润性
    Anode/Cathode testing 正极/负极检测
    Particle properties 颗粒特性 Component 物质组成 Moisture content 含水量
    Crystallinity 结晶度 conductivity 电导率 compact density 压实密度
    peel strength 剥离强度 morphology 形貌 Thermal ability 热稳定性 N/P
    Electrolyte 电解液
    Conductivity 电导率 Metal components 金属成分 Dielectric constant 介电常数
    Free acid 游离酸 Viscosity 粘度 Anion analysis阴离子 Moisture content 含水量

    Morphological observation

    Compositional dispersion

    Crystal-Chemical structural analysis

    Composition of SEI

    Composition of Electrolyte

    形貌观察: SEM, TEM

    成分分析: SEM-EDX, RBS, GD-OES

    晶体结构和化学结构分析: STEM, RAMAN, XRD,NMR

    SEI的组成分析: XPS, TOF-SIMS, IC, CZE,NMR

    电解液成分分析: GC/MS, LC/MS, NMR

    In Situ 原位表征
    Electrochemical in situ measurements 电化学原位测试
    Structural change of active materials(Single particle analysis of compositeelectrode) 活性材料的结构变化表征

    In-situ TEM observation (Single particle~2nm)/ In-situ Raman(1um)原位TEM/原位拉曼

    Charge-discharge in-situ measurement, Reaction distribution in the single layeredlaminated cell 叠片软包充放电反应

    In-situ XRD (single layered laminatedcell) 原位XRD

    Analysis of product level LlB 锂电产品的分析

    Synchrotron同步加速器辐射, Neutron diffraction 中子衍射

    Temperature in situ measurements 变温测试
    Reaction mechanism of Solid State electrolyte(Crystallization, gas generation, composition) 固态电解质的反应机理

    Raman/XRD/TPD-MS

    Chemical and crystallographic change of activematerials 活性物质的化学结构变化

    TEM/Raman/XRD

    Safety tests 安全测试

    Gas analysis 产气分析, X-ray CT observation 工业CT

    Multi-scale Simulation for Batteries 电池多尺度仿真
    Macro-scale of battery cell packs 电芯pack宏观尺度
    Thermal runaway and thermal propagation 热失控及热蔓延;
    Optimization of fast charging strategies and lithium plating 快充策略优化与析锂;
    Design simulation at the particle level 颗粒层级的相关设计仿真;
    Process simulation such as mixing, coating, and electrolyte injection 颗粒层级的相关设计仿真;
    SEI (Solid Electrolyte Interphase) growth and particle fracture failure, etc. SEI生长及颗粒破碎失效等.
    Electrolyte-Electrode Interface 电解液与电极界面
    Computation of Solvent 溶剂分子性质的计算;
    Frontier Orbitals, Electrostatic Potential, Binding Energy 溶剂化结构的计算;
    Solvation Structure 溶剂化结构的计算;
    Radial Distribution Function, Mean Square Displacement 径向分布函数、均方根位移、扩散系数等;
    The calculation of interactions with the interface 界面相互作用等.
    Material atomic-scale computation 材料原子尺度计算
    Density of States, Difference Charge Density, Band 态密度、差分电荷密度、能带等;
    Structure; Formation Energy, Phonon Spectrum 形成能、声子谱等;
    Ion Transport Mechanism, Diffusion Coefficient 离子输运机制与扩散系数等;
    Surface Catalytic, Atomic Diffusion Barrier 表面催化原子扩散能垒等.
    Trial Prodction 产品试制
    Trial manufacturing from the ingredient (e.g. active material) from customer
    根据客户提供的原料(如正极材料)进行试制
    Electrode plate 极片制备: Stirring 搅拌--->Pasting 涂布---->Pressing 辊压, Cut 裁剪, Dry 烘干
    Assembling 电池装配:Welding 焊接-->Stack 叠片,Winding 卷绕---> lmplantation 注液--->Sealing 封装
    Available battery 电池类型 :Coin 扣电, Laminated 叠片, Prismatic type 圆柱
    Electrical Performance Evaluation 电性能评价
    Electrical property 电性能
    Capacity measurement for initial, rate, cyclic property
    首效,倍率,循环; lmpedance 阻抗
    dV/dQ analysis
    Safety Testing 安全测试
    Electrical testing 电滥用测试
    Over charging 过放, external short circuit testing 短路
    Thermal testing 热性能测试
    Heating testing 加热 (Floating, Cyclic testing)
    Mechanical testing 力学测试
    Crush 挤压, Nail penetration 穿钉, Drop testing 跌落
    Failure/Competitor Analysis 失效/竞品分析
    Cell 电芯
    Dimensional measurement 尺寸测量
    Non destructive 无损分析
    Inner structure by X ray CT 采用X-CT检测内部结构;
    Compositional analysis of effusive gas is also available 产气分析
    Disassembly and Analysis 拆解与分析
    Structural materials 结构件:Size 尺寸/Weight 重量
    Electrolyte 电解液:Weight 重量/Lithium Salts Component 锂盐组成/ Solvent Componen 溶剂成分

    IC/ICP/GC-MS

    Electrodes 极片:Size 尺寸/ Composition Analysis 配方分析/Main Material Analysis 主材分析

    TG-DSC/IR/Raman/PY-GCMS/Raman/BET/MIP/EDS;
    Crystal structure, valent change analysisby in situ measurement(XRD, XAFS)

    Separator 隔离膜:Size 尺寸/Structure Component Analysis 结构成分分析
    产品试制设备

    Cell Trial Equipments

    The entire production line is equipped with environmental control, featuring a 100,000-level dust-free constant temperature and humidity workshop. The dew point throughout the process ranges from -40°C to -60°C, meeting the trial production needs of customers for small soft packs and cylindrical batteries.
    产线全程环境控制,10万级无尘恒温恒湿车间,全程露点-40~-60°C,可满足客户小软包和圆柱电池试制需求。
    安全性能检测设备

    Safety test equipments

    测试通道16

    测试通道80

    电池低气压试验机

    电池燃烧试验机

    电池热冲击试验机

    电池针刺挤压一体机

    电池针刺挤压一体机

    跌落试验机

    高低温测试箱

    过冲过放防爆试验箱

    相关案例

    Related Cases

    模拟计算

    Simulation

    Macro-scale of battery cell packsThermal runaway and thermal propagation;Optimization of fast charging strategies and lithium plating;Design simulation at the particle level;Process simulation such as mixing, coating, and electrolyte injection;SEI (Solid Electrolyte Interphase) growth and particle fracture failure, etc.

    电芯pack宏观尺度:热失控及热蔓延;快充策略优化与析锂;颗粒层级的相关设计仿真;搅拌、涂布、注液等工艺仿真; SEI生长及颗粒破碎失效等

    Dendrite Growth Simulation
    枝晶生长仿真

    Battery Pack Thermal
    电池组热管理

    Three-Dimensional Strain Distribution
    of a Fixed Structure
    固定结构的三维形变分布

    Electrolyte-Electrode Interface:Computation of Solvent, Molecule Properties, Frontier Orbitals, Electrostatic Potential, Binding Energy, Dipole Moment;Solvation Structure, Radial Distribution Function, Mean Square Displacement, Diffusion Coefficient;the calculation of interactions with the interface

    电解液与电极界面:溶剂分子性质的计算,前线轨道、静电势、结合能、偶极矩等;其溶剂化结构的计算,径向分布函数、均 方根位移、扩散系数等;界面相互作用等

    Frontier Orbitals
    轨道计算

    Electrostatic Potential
    静电势

    Solvation Structuree
    溶剂化结构

    Radial Distribution Function
    径向分布函数

    Interfacial Interaction
    界面相互作用


    Material atomic-scale computation:Density of States, Difference Charge Density, Band Structure; Formation Energy, Phonon Spectrum; Ion Transport Mechanism, Diffusion Coefficient; Surface Catalytic, Atomic Diffusion Barrier

    材料原子尺度计算:态密度、差分电荷密度、能带等;形成能、声子谱等;离子输运机制与扩散系数等;表面催化原子扩散 能垒等;晶体结构及演化

    Density of States
    态密度

    Difference Charge Density
    差分电荷密度

    Band Structure
    能带结构

    Phonon Spectrum
    声子谱

    Surface Catalytic Pathway
    表面催化路径

    Atomic Diffusion Barrie
    原子扩散能垒

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