and oxygen transport membrane (OTM) technologies to offer - PowerPoint PPT Presentation

P ROCESS INTENSIFICATION USING P ROTON CONDUCTING MEMBRANES Christian Kjølseth CoorsTek Membrane Sciences Norway, Gaustadalleen 21, 0349 Oslo, Norway

CoorsTek Membrane Sciences (CTMS) is a technology leader in ion-conducting ceramic membranes used in direct gas-to-chemicals (GTCh) and gas-to-liquids (GTL) conversion applications. CTMS combines the hydrogen transport membrane (HTM) and oxygen transport membrane (OTM) technologies to offer commercial-scale solutions to energy and chemical producers - Subsidiary of CoorsTek Inc. – The worlds largest manufacturer of advanced ceramics - Central role in EU and national coordinated projects - 25 employees: ceramic manufacturing, electrochemistry and catalysis

N OVEL MEMBRANE INTEGRATED PROCESS SCHEMES Hydrogen production and Dehydrogenation Reforming and compression power generation In-situ extraction of hydrogen Dual chambers allows for synergetic allowing to explore Highly efficient and flexible effects thermodynamically unfavorable electrolyzers and fuel cells reactions E.g. steam methane reforming and hydrogen compression E.g. methane dehydroaromatization * Courtesy E. Vøllestad (UiO) 40 µm 50 µm 4 µm Cu | BZCY72 | Ni/BZCY72 Ni/BZCY72 | BZCY72 | Ni/BZCY72 Ag/BZCY727 | BZCY72 | Ni/BZCY72

BZCY72 | Ni/BZCY72 HALF CELL

F ABRICATION Green tubes are The green tubes are then Hang fire sintering produces fabricated either via coated with a barium a dense membrane with a extrusion or slip zirconate-based nominal thickness of 15 to 20 casting (for COE tube) electrolyte composition µm

S EALING • High temperature glass ceramic sealing has been developed through careful CTE measurements • Sealing preforms facilitates simple setup and high reproducibility • The glass ceramic material is robust and chemically inactive in its crystalline form

M ETHANE DEHYDROAROMATIZATION 700°C 6CH 4 + 9H 2 Mo/H-ZSM-5 CH 4 into alkyl-aromatics Styrene Cumene Cyclohexane Benzene important intermediate for the manufacture of diverse products Caprolactam H 2 as valuable by-product Polystyrenes Thermodynamically limited Polycarbonates Nylon 6 Epoxy resins Maximum conversion 12 % at 700°C

M ETHANE DEHYDROAROMATIZATION · · + x CH 3 CH 4 CH 3 Catalyst Continuous H 2 removal during MDA reaction could improve the catalytic results Membrane H 2

M ETHANE DEHYDROAROMATIZATION - Include recycle to obtain high carbon efficiency - Current demonstration on the L/day scale

P ARTNERS AND A CKNOWLEDGEMENT Colorado School of Mines The research leading to these results has received funding from the European Union's Seventh Framework Programme (FP7/2007- 2013) for the Fuel Cells and Hydrogen Joint Technology Initiative under grant agreement n° 621244.