Specifications SPD Laboratory, Inc.

Transcription

1 Specially designed for electric-double layer capacitors (EDLCs), battery, and solar cell research Source and measure up to 20V and 10A Versatile control software provides all necessary data analyzing tools with automated curve fitting to evaluate capacitance, power, energy of EDLCs, and capacity, cycles life testing of batteries. Constant current charge-discharge test Cyclic voltammetry curves Self discharge analysis etc Can be use as a potentiostat or a galvanostat with 4 probes Specifications Measurement Range Max. Voltage: 20 V Max. Current: 10 A (pulse) 8 A (continuous) with 5½-digits measuring resolution Measuring Technique Digital Source/Measure Unit Inputs Front: 4 probes A/D Converters 24 Bit (2 independent ADCs for V & I readings) up to 30,000 SPS User Interface and data collection Computer software is provided for control of all functions and data logging. Measurement data can be saved as a text file and directly plotted on Microsoft Excel graph. (Windows based PC required) Communication Through a USB port Power Requirement VAC (50-60 Hz) Dimensions, Weight 320 mm(w) x 450 mm(d) x 150 mm(h), 10 kg For details: Allagui, Anis, et al. Scientific reports 6 (2016): Built-in Software Features Built-in Software Features For EDLCs Analysis: General capabilities: I-V tracing for solar cell Use as potentiostat with 4 wires Use as galvanostat 4-probe resistance measurement Use as lead-acid, Li-ion, Li polymer battery charger up to 8A and 20 V All data and graphs can be directly save as Microsoft Excel files All measurement parameters can be saved and reload when needed to repeat at the same experiment. Measurement of constant current charge-discharge test with given voltage compliance. Plot cyclic voltammetry curve Curve fittings for ideal RC model and nonlinear real model R-CPE(Q, α). Calculation of energy vs. time plots Calculation of energy vs. power curve Self discharge analysis Cycle life testing For Battery Analysis: Measurement of constant current charge-discharge curve with given voltage compliance. Analysis of both charge and discharge data Self discharge analysis Cycle life testing Limit based analysis (voltage, current, temperature, ohmic value) Tel: Fax: inq@spd-lab.com

2 Screenshot of constant current charge discharge control panel Screenshot of self discharge testing

3 Screenshot of solar cell I-V tracing tab Screenshot of Galvanostat/Potentiostat tab

4 Screenshot showing data saving options Screenshot of Analyzer Settings tab

5 VMK-8000 Detailed Electrical Specifications Measuring Technique Measuring Range Specifications of A/D Converters Built-in High Precision Voltage Reference Parameters Voltage Measurements Resolution Digital source meter with 4 probes connection to DUT. Voltage: -3 V to +20 V Current: ±10 A pulse, ±8 A continuous Resolution: 24 Bit Utilize on-chip digital calibration to eliminate offset and gain errors. Data acquisition speed can be selected from 2.5 to 30,000 SPS. Output Voltage Drift : 3 ppm/ C (-40 C to +85 C) Output Noise : 100 nv/hz ½ (voltage and current measurements were factory calibrated with standard HP34401A) (7 digit resolution) 7 measuring ranges (can be set manually or auto mode) 20 V 10 V 5 V 2.5 V 2.4 uv 1.2 uv 0.6 uv 0.3 uv 1.25 V 625 mv 300 mv 150 mv 150 nv 75 nv 40 nv 20 nv Voltage Set Point Resolution (5-digit resolution) ±1 mv 15 uv Setting Range Setting Resolution Setting Range Setting Resolution Current Measurements Resolution Current Set Point Resolution 20 V 10 V 5 V 2.5 V 1 mv 0.5 mv 250 uv 120 uv 1.25 V 625 mv 300 mv 60 uv 30 uv 15 uv (7 digit resolution) 13 measuring ranges (can be set manually or auto mode) 10 A 6 A 3 A 1 A 500 ma 300 ma 100 ma 3 ua 1.5 ua 300 na 150 na 75 na 30 na (5-digit resolution) ±600 ua 50 ma 25 ma 15 ma 7 ma 3 ma 1 ma 15 na 7 na 4 na 2 na 1 na 500 pa 10 A 6 A 3 A 1 A 500 ma 300 ma 100 ma 600 ua 300 ua 150 ua 60 ua 30 ua 15 ua 6 ua 50 ma 25 ma 15 ma 7 ma 3 ma 1 ma 3 ua 1.5 ua