Date of download: 10/20/2017 Copyright © ASME. All rights reserved. From: Design Space Assessment of Hydrogen Storage Onboard Medium and Heavy Duty Fuel Cell Electric Trucks J. Electrochem. En. Conv. Stor.. 2017;14(2):021001-021001-8. doi:10.1115/1.4036508 Figure Legend: An array of N = 4 number of compressed gas tank capsule volumes confined within a rectangular packaging volume (i.e., dotted line) that is representative of the available space onboard a fuel cell electric truck to package the tanks