BAT Software Package BAT Software Package BAT Software Package BAT Software Package For Energy ApplicationFor Energy Application

May, 2015

Designing the Solution for ElectrochemistryPotentiostat/Galvanostat І Battery Cycler І Fuel Cell Test StationPotentiostat/Galvanostat І Battery Cycler І Fuel Cell Test Station+82-2-578-6516 І sales@wonatech.comwww.wonatech.com І www.zivelab.com І www.fctest.com

BAT Software

•BAT software package is for Energy device test such as

- Battery

- Super capacitor

- Solar cell

- Fuel cell

•This software function in SM software needs a license. (SP1 model has this software as

Standard)Standard)

•BAT provides additional control functions in sequence editor and technique menu.

Strong Points in Energy Application (Software)

Bipolar pulse capability for GSM, CDMA

sine wave control for charger simulation

EVS, GITT,PITT test

Various cutoff setting

Automatic safety limit

C rate control, Crate cutoff

Load, Power control

CC-CV,Crate-CV,CP-CV,CR-CV control

Current step, Voltage step controlIR measurement during battery testIR measurement during battery test

Batch control

PC Independent Operation

• Using 350,000 data points internal memory points internal memory and DSP/FPGA, system works even if PC Xconnection failure

• When PC recovered,

XLater …

stored data will transfer to PC

t ti ll ith t automatically without stopping experiment

Sequence Editor

Control

Sampling

•Tree

Cut-OffSampling

Complex or user defined test can be scheduled using sequence editor.

BAT Control Functions in Sequence Editor

Software package name Standard BAT

GSTAT Yes Yes

Constant

Crate No Yes

PSTAT Yes Yes

POWER No YesLOAD No Yes

CC-CV No YesCrate-CV No Yes

CP-CV No YesCL-CV No YesCL CV No Yes

STEPGSTAT No Yes

PSTAT No Yes

SWEEPGSTAT Yes Yes

SWEEPPSTAT Yes Yes

REST Yes Yes

PulseVpulse No Yes

Ipulse No Yesp

GSINE No Yes

PSINE No Yes

Terminology for Constant Control

• C Rate

Constant control in BAT

C RateThe rate of the current divided by a batteries nominal capacity. If battery norminal capacity is 2000mAhr and 1Amp discharged, Crate is 0.5. 0.5C charging will take 2hours for 2Ahr battery.

• PowerP C V lPower = Current x Voltage. The system reads voltage and control current by I=P/V formula.

• Load Load = Voltage/Current.Load Voltage/Current. The system reads voltage and control current(I) by I=Voltage/load formula

Standard constant control

• GstatConstant galvanostatic control. This means constant current control.

• Pstat

Standard constant control

• PstatConstant potentiostatic control. This means constant voltage control.

Terminology for Step Control

Step control in BAT

• Gstat• GstatGalvanostatic step control. This means current staircase control. Using this function constantcapacity control is available. (Automatic current ranging available)

• PstatPotentiostatic step control. This means voltage staircase control. This control can be used for steady state control.

Data sampling can be selected Data sampling can be selected

Staircase sampling

Terminology for CC-CV Control

CC-CV control in BAT

• CC-CVConstant current-Constant voltage charging or discharging

• Crate-CVCrate-Constant voltage charging or dischargingCrate Constant voltage charging or discharging.

• Constant power-CVConstant power-Constant voltage charging or discharging

• Constant load-CV• Constant load CVConstant load-Constant voltage charging or discharging

Terminology for Pulse Control

Pulse control in BAT

• GstatGalvanostatic pulse control. This means current pulse control. Using this function pulse charging/discharging available (GSM, CDMA etc). Bipolar pulse for reconditioning etc is available.

• Pstat• PstatPotentiostatic pulse control. This means voltage pulse control.

• Time resolution: 50usec

• Max pulse profile No : 3 profiles for current pulse 3 profiles for voltage pulse• Max pulse profile No.: 3 profiles for current pulse, 3 profiles for voltage pulse

• Max pulse segments : 10 segments

• Pulse profile recording availableth l ll b d d h l bl• Every 100th pulse will be recorded. X100, x200, x300th… setting available.

Pulse Profile

Control value

max. pulse profile: 3 Every 500th pulse recording

4

seg7

seg1

seg4

seg1

seg10

time

Pulse Profile

Each 100th pulse data(one point per segment) is recorded.

•Zoom up Profile recording On Profile recording off

Terminology for Pulse Control

Pulse control in BAT

• GsineGalvanostatic sine wave control. This means current sine wave control. Using this function charger simulation is available.

DC Bias selectionDC Bias selection

- Gsine current: current bias(offset) control

- Gsine power: power Bias(offset) control

l d l d b ( ff ) l- Gsine load: load bias(offset) control

Terminology for Pulse Control

Pulse control in BAT

• PsinePotentiostatic sine wave control.

• Max. frequency: 1kHz (depending on hardware model)Max. frequency: 1kHz (depending on hardware model)

• Max. pulse profile No.: 3 profiles for current pulse, 3 profiles for voltage pulse

• sine wave profile recording available

200watt bias 50mA amplitude 500Hz sine wave setting

Gsine/Psine

Profile recording Sine waveform

Advanced Parameter Setting

Safety SettingCell Information y g

• Mass(g) is used to calculate specific capacity.

• Capacity is used to calculate C-rate

• For safety operation, safety limit can be defined.

• Current Voltage Power Temperature Aux1voltage• Capacity is used to calculate C-rate. • Current, Voltage, Power, Temperature, Aux1voltage

CC(CP,Crate,CR)-CV

• Sequential control in one step: Constant (I,Crate,P,L)-Constant voltage

Constant(I Crate P L) control Constant voltage controlConstant(I,Crate,P,L) control

V•No time delay

Constant voltage control

Constant voltage Value

Time

Last Value Control

Constant (V,I,P,L), Sweep(V,I), Step(V,I)

Prev. Step Current Step

V

Constant LastValue

Time delay to setup new step

Sweep LastValue

Time

Last value control is based on the reading value of last point in previous step.

Cut-Off Condition

Step TimeVoltage

FCDLCC

Loop timeEoc VoltVoltage

CurrentCurrent densityCapacity

LCCLCDPowerTotal Ahr

|dV/dt||dI/dt||dT/dt| (BAT)

-dVEocWHrFCC

Total WhrCycle timeTest timeLoop ne t

AuxV1,AuxV2,V3(BAT)DI input(BAT)StependFCC Loop next Stepend

Timer

• Step Time, Test time• C-time=> Cycle TimeC time Cycle Time• L-time=> Loop time

CycleLoop

Test time

Step time

Test time

Percent Capacity_Cut Off

LCC(Percent Capacity Of Last Cycle Charge): Percentage based on previous cycle’s charging capacity value

LCD(Percent Capacity Of Last Cycle Discharge): Percentage based on previous cycle’s discharging capacity value

FCC(Percent Capacity Of First Cycle Charge):FCC(Percent Capacity Of First Cycle Charge): Percentage based on the first cycle’s charging capacity value

FCD(Percent Capacity Of First Cycle Discharge): Percentage based on the first cycle’s discharging capacity valuePercentage based on the first cycle s discharging capacity value

Cut-Off Condition (And/Or Logic)

And Logic

Priority Or Logic

Sampling

Or Logic

Time Unit Input :Time Unit Input :

####=>sec,

AA B C => AA hr, B min C sec

AA:B:C => AA hr, B min C sec

Advanced Setting Advanced Setting For Each StepFor Each Step

User can change hardware setting for each step following experiment conditionUser can change hardware setting for each step following experiment condition

hBasic TechniquesNo license required

•potentiostatic •galvanostatic •OCP measurement •Potential sweep •Current sweep

•Cyclic voltammetry•Cyclic voltammetry •Double step

potentiostatic

•Double step

galvanostatic

•potentiostatic

Ru measurement

•galvanostatic

Ru measurement

Energy Techniques Software Package

CC/CV Technique

• CC/CV technique is for lithium battery charging/discharging cyclic test

Anode research or Cathode research available.

• Charging/discharging selection• Charging/discharging selection

• Constant current –Constant voltage

• C rate–Constant voltage

• Constant Power–Constant voltageg

• Constant Load–Constant voltage

• Voltage pulse1,2,3

• Current pulse1,2,3

• Step end (cutoff) condition

For discharging• Low voltage (limit voltage) • Discharging capacity

For charging• charging time • Charging capacitysc a g g capac ty

• Discharging current for CV discharging

• discharging time

C a g g capac ty• Charging current at CV charge• Limit current for constant voltage

charging

CC/CC Technique

• CC/CC technique is for NiCd battery etc. charging/discharging cyclic test

• Charging/discharging selection

•Constant current

•C rate

•Constant Power

•Constant Load

•Voltage pulse1,2,3

•Current pulse1,2,3

• Step end condition

•For discharging

•Low voltage (limit voltage)

•discharging time, capacity

•For charging

•High voltage (limit voltage)

•charging time

•–dV for NiCd battery application etc.

•Capacity

Discharging Technique

• Discharging selection

- Constant current discharging

- Constant Crate discharging

- Constant power discharging

- Constant load discharging

- Current pulse discharging

- Voltage pulse discharging

End condition① Low voltage (limit voltage)② Total time

EVS Technique

EVS raw data

EVS graph format(dQ/dV vs V)(dQ/dV vs. V)

GITT Technique

GITT waveform

GITT raw data

•GITT will apply current pulse with relaxation time to cell. Each current step will keep for input interval(s) time and cell off for rest limit time or until voltage variation meet <dV/dtrest limit time or until voltage variation meet <dV/dt condition

PITT Technique

PITT waveform

PITT raw data

•PITT will apply constant potential for interval time and do rest for rest limit This technique will repeat these two step rest for rest limit. This technique will repeat these two step until potential meet middle potential or final potential

Variable Scanrate CV Technique

This technique will apply several cyclic voltammetry with variable scan rate. Max. scan rate CV cycles are 10.

Steady State CV Technique

In Steady state CV(SSV) , the potential range is scanned starting at the initial potential and ending at the final

i l b i i l i Th potential by staircase potential increment. The current is acquired at end of each step and is plotted as the function of potential. Default data sampling for each step is averaging of 100% step duration.

Potentiostatic IV Curve Technique

In Pstat IV(PIV), the potential range is scanned starting at the initial potential and ending at the final potential by staircase potential increment. The current is acquired at end of each step and is plotted as the function of potentialand is plotted as the function of potential.

Galvanostatic IV Curve Technique

In Gstat IV(GIV), the current range is scanned starting at the initial current and ending at the final current by staircase current increment. The voltage is acquired at end of each step and is plotted as the function of potentialacquired at end of each step and is plotted as the function of potential.

Auto current ranging is available.

Batch File Function

Batch file is for sequential operation with sequence file and/or technique file.

Cycling(looping) availableCycling(looping) available

Editing available for each sequence file or technique file

Control Menu

Virtual Control Panel

Single channel control/Status view

Multichannel control / Status view

Start Experiment

Single channel menu Multichannel Menu

Automatic file name available

User defined folder saving available

Real Time GraphSingle channel

DC data real time plot

Real Time Graph Setting

axis setting for sequence data axis setting for Technique data

Real Time Graph for Multichannel

Single channel operation Multichannel operation

Strip Chart(Real Time)

Simple Monitor

Highest layer locationColor

• For DC test• For EIS test

Highest layer location• Grey: idle

• Violet: charging

• Blue: discharging• Blue: discharging

• Green: EIS measurement

• Yellow: calibration

• Red: error (safety limit etc.)

Data Files

DC data only : File(SDO)- DC graph & cycle graph

DC data and EIS data : File(SDE)- DC/EIS/Cycle Graph

IVMANTM software reads SDO, SDE file for DC data analysis.

D C i Data Converting (Binary to Ascii or Excel Format)

Multiple data files conversionMultiple data files conversion

Data conversion from graph

Conversion from report

Advanced Graph Setting

Graph Option

DC Graph Shortcut

Shortcut iconShortcut icon

DC Graph Parameters•X axis: total test time(test time), Voltage(Eref), current(I,I_s,I_d), Aux1, Aux2, Aux3, Temperature, Log(I,I_d,I_s), load,Load_s,Load_d, Charging capacity(ChQ,ChQ_s,ChQ_d), discharging capacity(DchQ, DchQ_s, DchQ_d), charging power(Ch P, Ch P_s, Ch P_d), di h i (D h P D h P D h P d) h i (Ch Wh Ch Wh Ch Wh d) discharging power(Dch P, Dch P_s, Dch P_d), charging energy(Ch-Wh, Ch-Wh_s, Ch-Wh_d), discharging energy(Dch-Wh, Dch-Wh_s, Dch-Wh_d), accumulated energy(Sum Wh, Sum Wh_s, Sum Wh_d)), Accumulated capacity(Sum Q, Sum Q_d, Sum Q_s), absolute accumulated capacity(Sum |Q|, Sum |Q_s|, Sum |Q_d|), absolute capacity(|Q|,|Q_s|,|Q_d|), Cycle time, Step time,

•Max 4 Y axis

•Y1,Y2,Y3,Y4axis: Voltage(Eref), current(I), current(I,I_s,I_d), Aux1, Aux2, Aux3, Temperature, Log(I,I_d,I_s), load,Load_s,Load_d, Charging capacity(ChQ,ChQ_s,ChQ_d), discharging capacity(DchQ, DchQ_s, DchQ_d), charging power(Ch P, Ch P_s, Ch P_d), discharging power(Dch P, Dch P_s, Dch P_d), charging energy(Ch-Wh, Ch-Wh_s, Ch-Wh_d), di h i (D h h D h h D h h d) l d (S h S h discharging energy(Dch-Wh, Dch-Wh_s, Dch-Wh_d), accumulated energy(Sum Wh, Sum Wh_s, Sum Wh_d)), Accumulated capacity(Sum Q, Sum Q_d, Sum Q_s), absolute accumulated capacity(Sum |Q|, Sum |Q_s|, Sum |Q_d|), absolute capacity(|Q|,|Q_s|,|Q_d|), Polarization resistance(Rp), Capacity difference vs. voltage difference(dQ/dV, dQ_s/dV, dQ_d/dV)Q_ )

•The parameters related to current such as current, capacity, energy, power, load etc will be changed specific or density when you select weight or active area. If you select specific, _s will be added to parameter name and if you select density, _d will be added to parameter name automatically.

Cycle Graph Shortcut

Shortcut iconShortcut icon

Cycle Graph Parameters

•X axis: l b (C l N ) h i i (Ch Q) di h i icycle number(Cycle No), charging capacity(Ch Q), discharging capacity

(Dch Q), accumulated capacity(Sum Q), Coulomb efficiency(Coulomb Eff), charging energy(Ch-Wh), discharging energy(Dch-Wh), accumulated energy(Sum Wh), energy efficiency(Energy Eff), minimum voltage(MinV),

i lt (M V) ifi h i it (ChQ ) ifimaximum voltage(MaxV), specific charging capacity(ChQs), specific discharging capacity(DchQ), charging average voltage(ChVavg), discharging average voltage(DchVavg), cycle average voltage(Vavg), depth of discharge

•Y axis:Y axis: charging capacity(Ch Q), discharging capacity(Dch Q), accumulated capacity(Sum Q), Coulomb efficiency(Coulomb Eff), charging energy(Ch-Wh), discharging energy(Dch-Wh), accumulated energy(Sum Wh), energy efficiency(Energy Eff), minimum voltage(MinV), maximum voltage(MaxV),efficiency(Energy Eff), minimum voltage(MinV), maximum voltage(MaxV), specific charging capacity(ChQs), specific discharging capacity(DchQ), charging average voltage(ChVavg), discharging average voltage(DchVavg), cycle average voltage(Vavg), cycle number, Log(cycle number)

Report/Data editing

DC data report

Filtering

Data delete

Editing

IVMAN Software Module

IVMAN Diff. Software• Battery test data analysis• Electrochemical voltage spectroscopy (dQ/dV vs. V)• Voltage vs. capacity analysis (V vs. Q)

Photovoltaic cell analysis• photo induced current, diode quality factor, series resistance, etc. •-open circuit voltage, open circuit current, max. power, efficiency•Automatic analysis of parameters• g p y y ( )

• Cycle graph (Q vs. cycle)• Differential voltage graph(dV/dQ vs. Q)

Extractor• Extracting data by cycle number or step

Peak Find ModuleI d d t k fi di ft Extracting data by cycle number or step

• Exporting ASCII file• Independent peak finding software

Tafel Analysis

IVMANTM Main

IVMANTM software package consists of

• IVMAN software

• IVMAN utilities

differential analysis(battery analysis)

extractor

peak find module

harmonic analysis harmonic analysis

Tafel analysis

IVMANTM Main Software

• Electrochemical analysis software

• Ideal for DC corrosion data analysis and electro-analytical data analysis

• Initial guessing function on Tafel analysis

• Automatic Tafel fitting

• Polarization resistance fitting

• 3D graph

• Find peak function

• Interpolation, differentiation, integration etc.

• Reporting function

Accessories

Battery Jig

Plate(sheet) Cond cti it test JigPlate(sheet) Conductivity test Jig

• For Through plane Conductivity measurement

Accessories

Electrode Holder

• For plate material evaluation

Coin Cell Holder

• For coin cell charge/discharge test• For plate material evaluation • For coin cell charge/discharge test

Accessories

Fuel Cell Hardware Fixture

• For PEMFC & DMFC

Membrane Conductivity Cell

• For fuel cell stack• For PEMFC & DMFC• Max. temperature : 120˚C or 180˚C• Active area : 5, 9, 25, 50, 100cm²• Includes serpentine flow pattern,

• For fuel cell stack

p p ,cartridge heater(2), current collector(2),cell graphite(2), end plate(2), connector

• MEA : not included.<MCC>

SCFC ith MCC<SCFC Series>

<SCFC with MCC>

Thank You !