DENSITY-COUPLED TRANSPORT IN HETEROGENEOUS POROUS MEDIA: OBSERVATIONS AND COMPARISON TO STOCHASTIC THEORY

PI: Claire Welty
Co-PI: Tissa Illangasekare, Colorado School of Mines
Lead Research Assistant: Doug Jerolmack
Undergraduate Research Assistants: Jason Golumbfskie, Tim McMahon, Elizabeth Loik, Jen Uhr, Kristina Peacock, Paul Henry, Casey Majewski
High-School Volunteer: Dwight Macero
Machinist: Nikolaus Kwasnjuk
Contributing Graduate Research Assistant: Mashfiqus Salehin

A Documentation of Work Progress to Date
© 2001 by Claire Welty

Basis of Design: Tissa's apparatus at CS Mines (2 ft x 8 ft x 2 in tank)

• tank photo1
• tank photo2
• inlet
• ports 1
• ports 2
• top view
• septa
• CAD- front
• CAD - top
• CAD - end
• parts list
• more on parts
• more on parts

Tissa's constant head tank

• whole view
• detail1
• detail2
• detail3
• detail4
• detail5
• detail6

Drexel - tank components (2 ft x 8 ft x 4 in tank)

• Aspects differing from CS Mines design
• Cutting of plexiglas
• Assembly steps
• Inventory of parts (partial)

Construction of Drexel's Tank

• Mark Shiber, Director,Drexel Machine Shops, receiving plexiglas, February 2000
• Salehin and Shiber, inspecting plexiglas
• Tissa's visit in March 2000: Tank christening party Photo1, Photo2, Photo3, Photo4, Photo5
• Shopping for parts for water supply appurtenances at Home Depot Photo1, Photo2
• Constant head tank views: Photo1, Photo2, Photo3, Photo4, Photo5, Photo6
• Inlet views, including diffusers: Photo1, Photo2, Photo3
• Close up of inlet valve
• Screen to hold in sand
• Schematic of port (similar to U. Kassel, shown)
• Photo of installed ports
• Ports with needles and valves installed
• Close-up of needle heads and attached valves
• Valves with samplers (syringes) inserted
• Photo of sampler (similar to U. Kassel, shown)
• Nick building dividers
• Tim and Jen working on tank packing