WUHAN GRACE NEW ENERGY CO., LTD.
WUHAN GRACE NEW ENERGY CO., LTD.
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| Measurement channels: N (simultaneous measurement, N: 4-8) | |
| Channel insulation resistance:>100MW | Communication method: Ethernet communication |
| Constant potential control range: ± 10V | Constant current control range: ± 1A |
| Potential control accuracy: 0.1% x full-scale reading ± 1mV | Current control accuracy: 0.1% x full-scale reading |
| Potential sensitivity: 10mV (>100Hz), 3mV (<10Hz) | Current sensitivity:<1pA |
| Potential rise time:<1mS (<10mA),<10mS (<2A) | Current range: 2A~2nA, 10 levels in total |
| Reference electrode input impedance: 1012W | | 20pF | Maximum output current: ± 1A |
| Slot pressure output: ± 21V | Current scanning increment: 1mA @ 1A/mS |
| CV and LSV scanning speed: 0.001mV~10000V/s | Potential scan potential increment: 0.076mV @ 1V/mS |
| CA and CC pulse width: 0.0001-65000s | DPV and NPV pulse width: 0.0001-1000s |
| SWV frequency: 0.001-100KHz | Minimum potential increment of CV: 0.075mV |
| AD data collection: 16bit@1MHz , 20 bits @ 1kHz | IMP frequency: 10uHz~1MHz |
| DA resolution: 16 bits, setup time: 1mS | Current and potential range: automatic setting |
| Low pass filter: 8-segment programmable | |
| Electrochemical impedance measurement indicators | |
| Signal generator | |
| Frequency response: 10uHz~1MHz | AC signal amplitude: 1mV~2500mV |
| Frequency accuracy: 0.005% | Signal resolution: 0.1mV RMS |
| DDS output impedance: 50W | DC bias voltage: -10V to+10V |
| Sine wave distortion rate:<1% | Waveform: sine wave, triangular wave, square wave |
| Scanning method: logarithmic/linear, increasing/decreasing | |
| Signal analyzer | |
| Maximum integration time: 106 cycles or 105 seconds | Measurement time delay: 0-105s |
| Minimum integration time: 10mS or the longest time in one cycle | |
| DC bias compensation | |
| Potential compensation range: -10V to+10V | Current compensation range: -1A to+1A |
| Bandwidth adjustment: automatically or manually set, with a total of 8 adjustable levels | |
2. Methods for software testing functionality
The basic functions of CS multi-channel electrochemical workstation are as follows:
Steady state polarization: open circuit potential measurement (OCP), constant potential polarization (i-t curve), constant current polarization, dynamic potential scanning (TAFEL curve), dynamic current scanning (DGP)
Transient polarization: arbitrary constant potential step wave, arbitrary constant current step wave, constant potential step (VSTEP), constant current step (ISTEP)
Timing analysis: Chronopotentiometry (CP), chronoamperometry (CA), chronoamperometry (CC)
Voltage analysis: Linear sweep voltammetry (LSV), linear cyclic voltammetry (CV), step cyclic voltammetry (SCV) #, square wave voltammetry (SWV) #, differential pulse voltammetry (DPV) #, conventional pulse voltammetry (NPV) #, conventional differential pulse voltammetry (DNPV) #, differential pulse current detection (DPA) #, double differential pulse current detection (DDPA) #, triple pulse current detection (TPA) #, integrated pulse current detection (iPad) #, alternating current voltammetry (ACV) #, second harmonic alternating current voltammetry (SHACV) #, Fourier transform alternating current voltammetry (FTACV) #
Battery measurement: Battery charging and discharging test, constant current charging and discharging, constant voltage charging and discharging, constant current intermittent titration technology (GITT), constant potential intermittent titration technology (PITT)
The above functions can meet the research needs of the vast majority of energy materials in the field of electrochemistry.