BekkTech Notes (Calculators Displaying Formulas and Assumptions)
- Relative Humidity Calculations
- Relative Humidity Table
- Current Density to Gas Flow Calculations - Under Construction. Coming Soon.
- Membrane Conductivity and Area Specific Resistance Calculations
- Converting Historical Fuel Cell Units to Current Standard Fuel Cell Units (ASF and mV/100ASF)
General Testing Related Topics
- Important Equipment and Software Considerations in Conductivity Testing
- Brief overview of in-plane membrane conductivity testing
- What is Conductivity/Resistivity/High Frequency Resistance?
- Effect of Pressure on Relative Humidity
- Assembling a Test System
- What is Conductivity/Resistivity/High Frequency Resistance?
- In Plane vs Through Plane Conductivity Measurements
- Effect of the Accuracy of your Humidification on Your Test Results
- Stack Testing vs Single-Cell Testing
BekkTech Presentations
Conductivity Poster - FSEC Fuel Cell Short Course (2/2007)
Nafion Data Presented - HTMWG (5/2007)
Training and Consulting at Your Facility
On-site training in the following:
- Performing membrane conductivity testing with your equipment
- Performing single-cell fuel cell testing with your equipment, including
- Polarization Curves
- Cyclic Voltammetry
- Hydrogen Crossover
- AC Impedance
Systems and Software Support at Your Facility:
- Software modification and troubleshooting
- Hardware modification and troubleshooting
- Software and Systems Experience includes:
- LabView Software
- Visual Basic Software
- Various Manufacturer Test Stands
- User Built Test Stands
Training at BekkTech
Bring your membrane sample to BekkTech. We will instruct you on how-to perform a membrane conductivity test using BekkTech's equipment. You will perform a Scanning DC Sweep on a Nafion sample to use as a baseline. You will then perform a Scanning DC Sweep on your sample.