Wuhan Corrtest Instruments Corp., Ltd.
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Battery Testing Potentiostat Galvanostat
Battery testing potentiostat galvanostat consists of DDS arbitrary function generator, high power potentiostat and galvanostat, dual-channel correlation analyzer, dual-channel high-speed 16bit/high-precision 24bit AD converter and extension interfaces. Max. current is ±2A, potential range is ±10V. EIS frequency range is 10uHz~1MHz. Battery testing potentiostat galvanostat have the excellent hardware and versatile software for battery testing. It includes full techniques such as cyclic voltammetry, LSV, Galvanostatic charge and discharge, EIS, GIPP, PITT etc. Battery testing potentiostat galvanostat not only can be used for energy& battery testing, but also for corrosion, electrocatalysis, sensors, electroanalysis etc. The current can be boosted up to 20A/40A with a current booster CS2020B/ CS2040B. We also have multichannel potentiostats model CS310X which are also widely used for battery testing.
● Study of Energy materials (Li-ion battery, solar cell, fuel cell, supercapacitors), advanced functional materials
● Electrocatalysis (HER, OER, ORR, CO2RR, NRR)
● Corrosion study and corrosion resistance evaluation of metals; quick evaluation of corrosion inhibitors, coatings, and cathodic protection efficiency
● Electrosynthesis, electroplating/electrodeposition, anode oxidation, electrolysis
| Specifications of Battery testing potentiostat galvanostat(single-channel) | |
| Support 2-, 3- or 4-electrode system | Potential and current range: Automatic |
| Potential control range: ±10V | Current control range: ±2A |
| Potential control accuracy: 0.1%×full range±1mV | Current control accuracy: 0.1%×full range |
| Potential resolution: 10μV (>100Hz),3μV (<10Hz) | Current sensitivity:1pA |
| Rise time: <1μs (<10mA), <10μs (<2A) | Reference electrode input impedance:1012Ω||20pF |
| Current range: 2nA~2A, 10 ranges | Compliance voltage: ±21V |
| Maximum current output: 2A | CV and LSV scan rate: 0.001mV~10,000V/s |
| CA and CC pulse width: 0.0001~65,000s | Current increment during scan: 1mA@1A/ms |
| Potential increment during scan: 0.076mV@1V/ms | SWV frequency: 0.001~100 kHz |
| DPV and NPV pulse width: 0.0001~1000s | AD data acquisition:16bit@1 MHz,20bit@1 kHz |
| DA Resolution:16bit, setup time:1μs | Minimum potential increment in CV: 0.075mV |
| IMP frequency: 10μHz~1MHz | Low-pass filters: covering 8-decade |
| Operating System: Windows 10/11 | Interface: USB 2.0 |
| Weight / Measurements: 6.5kg, 36.5 x 30.5 x16 cm | |
| EIS (Electrochemical Impedance Spectroscopy) | |
| Signal generator | |
| Frequency range:10μHz~1MHz | AC amplitude:1mV~2500mV |
| DC Bias: -10~+10V | Output impedance: 50Ω |
| Waveform: sine wave, triangular wave and square wave | Wave distortion: <1% |
| Scanning mode: logarithmic/linear, increase/decrease | |
| Signal analyzer | |
| Integral time: minimum:10ms or the longest time of a cycle | Maximum:106 cycles or 105s |
| Measurement delay: 0~105s | |
| DC offset compensation | |
| Potential automatic compensation range: -10V~+10V | Current compensation range: -1A~+1A |
| Bandwidth: 8-decade frequency range, automatic and manual setting | |
Model CS350M and CS310M are widely used in battery testing because they both includes EIS and all the others techniques used in battery testing such as CV, GCD etc. They are ideal tool for supercapacitor, Li-ion battery testing, fuel cell etc.
| Models | CS310M | CS350M | |
| Techniques | With EIS | ||
| Stable polarization | Open Circuit Potential (OCP) | ● | ● |
| Potentiostatic (i-t curve) | ● | ● | |
| Galvanostatic(E-t curve) | ● | ● | |
| Potentiodynamic(Tafel) | ● | ● | |
| Galvanodynamic | ● | ● | |
| Transient polarization | Multi-Potential Steps | ● | ● |
| Multi-Current Steps | ● | ● | |
| Potential Stair-Step (VSTEP) | ● | ● | |
| Galvanic Stair-Step (ISTEP) | ● | ● | |
| Chrono methods | Chronopotentiometry (CP) | ● | ● |
| Chronoamperometry (CA) | ● | ● | |
| Chronocoulometry (CC) | ● | ● | |
| Voltammetry | Cyclic Voltammetry (CV) | ● | ● |
| Linear Sweep Voltammetry (LSV)(I-V curve) | ● | ● | |
| Staircase Voltammetry (SCV) # | ● | ||
| Square wave voltammetry (SWV) # | ● | ||
| Differential Pulse Voltammetry (DPV)# | ● | ||
| Normal Pulse Voltammetry (NPV)# | ● | ||
| Differential Normal Pulse Voltammetry (DNPV)# | ● | ||
| AC voltammetry (ACV) # | ● | ||
| 2nd Harmonic A.C.Voltammetry (SHACV) | ● | ||
| Battery test | Battery charge and discharge | ● | ● |
| Galvanostatic charge and discharge (GCD) | ● | ● | |
| Potentiostatic Charging and Discharging(PCD) | ● | ● | |
| Potentiostatic Intermittent Titration Technique(PITT) | ● | ● | |
| Galvanostatic Intermittent Titration Technique(GITT) | ● | ● | |
| EIS /Impedance | Potentiostatic EIS (Nyquist, Bode) | ● | ● |
| Galvanostatic EIS | ● | ● | |
| Potentiostatic EIS (Optional freq.) | ● | ● | |
| Galvanostatic EIS(Optional freq.) | ● | ● | |
| Mott-Schottky | ● | ● | |
| Potentiostatic EIS vs. Time (Single freq.) | ● | ● | |
| Galvanostatic EIS vs. Time (Single freq.) | ● | ● | |
| Corrosion measurement | Cyclic polarization curve (CPP) | ● | ● |
| potentiodynamic(Tafel ) | ● | ● | |
| Linear polarization curve (LPR) | ● | ● | |
| Electrochemical Potentiokinetic Reactivation | ● | ● | |
| Electrochemical Noise (ECN) | ● | ● | |
| Zero resistance Ammeter (ZRA) | ● | ● | |
| Amperometry | Differential Pulse Amperometry (DPA) | ● | |
| Double Differential Pulse Amperometry (DDPA) | ● | ||
| Triple Pulse Amperometry (TPA) | ● | ||
| Integrated Pulse Amperometric Detection (IPAD) | ● | ||
Energy& battery
With techniques LSV, CV, galvanostatic charge and discharge (GCD), Constant potential/ current EIS, and precise IR compensation circuit, Corrtest potentiostats are widely used in supercapacitor, Li-ion batteries, sodium-ion batteries, fuel cell, Li-S batteries, solar cell, solid-state batteries, flow batteries, metal-air batteries etc. It is an excellent scientific tool for researchers in the fields of energy and materials.
CV curve of PPy supercapacitor in 0.5 mol/L H2SO4 solution
Cyclic voltammetry: CS studio software provides users a versatile smoothing/differential/ integration kit, which can complete the calculation of peak height, peak area and peak potential of CV curves. In CV technique, during the data analysis, there is function of selecting exact cycle(s) to show.
Battery Test and analysis:
charge & discharge efficiency, capacity, specific capacitance, charge & discharge energy.
EIS analysis: Bode, Nyquist, Mott-Schottky plot
During EIS data analysis, there is built-in fitting function to draw the custom equivalent circuit.
Some of the high IF published papers using Corrtest potentiostat galvanostat for Battery testing
Li-ion battery
Fabrication and Shell Optimization of Synergistic TiO 2 -MoO 3 Core–Shell Nanowire Array Anode for High Energy and Power Density Lithium-Ion Batteries
Advanced functional materials DOI: 10.1002/adfm.201500634
High-stable nonflammable electrolyte regulated by coordination-number rule for all-climate and safer lithium-ion batteries
Energy Storage Materials https://doi.org/10.1016/j.ensm.2022.12.044
Solvate ionic liquid boosting favorable interfaces kinetics to achieve the excellent performance of Li4Ti5O12 anodes in Li10GeP2S12 based solid-state batteries
Chemical Engineering Journal https://doi.org/10.1016/j.cej.2019.123046
Supercapacitors
Abundant cilantro derived high surface area activated carbon (AC) for superior adsorption performances of cationic/anionic dyes and supercapacitor application
Chemical Engineering Journal https://doi.org/10.1016/j.cej.2023.141577
Arrayed Heterostructures of MoS2 Nanosheets Anchored TiN Nanowires as Efficient Pseudocapacitive Anodes for Fiber-Shaped Ammonium-Ion Asymmetric Supercapacitors
ACS NANO https://doi.org/10.1021/acsnano.2c05905
High-performance all-inorganic portable electrochromic Li-ion hybrid supercapacitors toward safe and smart energy storage
Energy Storage Materials https://doi.org/10.1016/j.ensm.2020.08.023
A Novel Phase-Transformation Activation Process toward Ni–Mn–O Nanoprism Arrays for 2.4 V Ultrahigh-Voltage Aqueous Supercapacitors
Advanced materials https://doi.org/10.1002/adma.201703463
Nitrogen-doped activated carbons derived from a co-polymer for high supercapacitor performance
Journal of Materials Chemistry A DOI: 10.1039/c4ta01215a
Carbon-Stabilized High-Capacity Ferroferric Oxide Nanorod Array for Flexible Solid-State Alkaline Battery-Supercapacitor Hybrid Device with High Environmental Suitability
Advanced functional materials DOI: 10.1002/adfm.201502265
Fuel Cell
Cost-effective Chlorella biomass production from dilute wastewater using a novel photosynthetic microbial fuel cell (PMFC)
Water Research http://dx.doi.org/10.1016/j.watres.2016.11.016
Simultaneous Cr(VI) reduction and bioelectricity generation in a dual chamber microbial fuel cell
Chemical Engineering Journal https://doi.org/10.1016/j.cej.2017.11.144
Solar cells
A flexible self-charged power panel for harvesting and storing solar and mechanical energy
Nano Energy https://doi.org/10.1016/j.nanoen.2019.104082
Enhancing the efficiency of CdS quantum dot-sensitized solar cells via electrolyte engineering
Nano Energy http://dx.doi.org/10.1016/j.nanoen.2014.09.034
Li-s battery
Facile Formation of a Solid Electrolyte Interface as a Smart Blocking Layer for High-Stability Sulfur Cathode
Advanced materials DOI: 10.1002/adma.201700273
Sodium-ion battery
Encapsulating Sulfides into Tridymite/Carbon Reactors Enables Stable Sodium Ion Conversion/Alloying Anode with High Initial Coulombic Efficiency Over 89%
Advanced Functional materials https://doi.org/10.1002/adfm.202009598
Recyclable molten-salt-assisted synthesis of N-doped porous carbon nanosheets from coal tar pitch for high performance sodium batteries
Chemical Engineering Journal https://doi.org/10.1016/j.cej.2022.140540
Zinc-ion battery Zinc-ion battery
Bifunctional Dynamic Adaptive Interphase Reconfiguration for Zinc Deposition Modulation and Side Reaction Suppression in Aqueous Zinc Ion Batteries
ACS NANO https://doi.org/10.1021/acsnano.3c04155
High-Performance Aqueous Zinc Batteries Based on Organic/Organic Cathodes Integrating Multiredox Centers
Advanced materials https://doi.org/10.1002/adma.202106469
Engineering Polymer Glue towards 90% Zinc Utilization for 1000 Hours to Make High-Performance Zn-Ion Batteries
Advanced functional materials https://doi.org/10.1002/adfm.202107652