1. Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Pumpless Fuel Supply Using Pressurized Fuel Regulated by Autonomous Flow-Rate Regulation Valves J. Fuel Cell Sci. Technol. 2012;9(3):034503-034503-4. doi:10.1115/1.4006473 Schematic view of passive flow regulation valves using the autonomous deflection of parallel membranes: (a) overall view; (b) enlarged view of A with designed dimensions Figure Legend:

2. Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Pumpless Fuel Supply Using Pressurized Fuel Regulated by Autonomous Flow-Rate Regulation Valves J. Fuel Cell Sci. Technol. 2012;9(3):034503-034503-4. doi:10.1115/1.4006473 Experimental setup for flow rate measurement Figure Legend:

3. Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Pumpless Fuel Supply Using Pressurized Fuel Regulated by Autonomous Flow-Rate Regulation Valves J. Fuel Cell Sci. Technol. 2012;9(3):034503-034503-4. doi:10.1115/1.4006473 Deformation of parallel membranes in prototype I for the initial chamber pressure of 50 kPa: (a) 0 min; (b) 30 min; (c) 60 min; (d) 90 min Figure Legend:

4. Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Pumpless Fuel Supply Using Pressurized Fuel Regulated by Autonomous Flow-Rate Regulation Valves J. Fuel Cell Sci. Technol. 2012;9(3):034503-034503-4. doi:10.1115/1.4006473 Measured deionized (DI) water flow rate depending on time, for the two different fuel chamber pressures: (a) 50 kPa; (b) 100 kPa Figure Legend:

5. Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Pumpless Fuel Supply Using Pressurized Fuel Regulated by Autonomous Flow-Rate Regulation Valves J. Fuel Cell Sci. Technol. 2012;9(3):034503-034503-4. doi:10.1115/1.4006473 Measured fluidic resistance depending on time, calculated from the measured deionized (DI) water flow rate and chamber pressure, for the two different fuel chamber pressures: (a) 50 kPa; (b) 100 kPa Figure Legend: