OVERVIEW  Introduction (myself, project)  Microwave plasma system  P&ID (Paschen curves)  Macroscopic description of the microwave plasma  Timeline Non-Thermal Plasma – WP3 –

INTRODUCTION Non-Thermal Plasma – WP3 –

INTRODUCTION  OBJECTIVE Develop a prototype solution of direct chemically efficient CO2 to methanol process enabled by non- thermal microwave plasma catalysis.  TASK 1-WP3 (Delivery time - 15 months) Development of a small scale plasma (catalytic) reactor integrated with analytical spectroscopic probes for on-line collection of local chemistry data. Non-Thermal Plasma – WP3 –

INTRODUCTION  METHODOLOGY  Experiments using bench scale microwave plasma setups.  Parametric study (Power, Flow rates and Inlet composition).  Data Collection with advanced analytical tools, modeling and design and development of scalable equipment. Non-Thermal Plasma – WP3 –

INTRODUCTION  GAS PHASE PLASMA-ASSISTED REACTIONS: CAMERE process (2 steps) Reverse Water Gas Shift Reaction (RWGS): 1. CO 2 + H 2 CO + H 2 O v ( Δ H = 41 KJ/g mol) 2. CO + H 2 CH 3 OH ( Δ H = - 92 KJ/g mol) (Production of methanol and other fuels) Non-Thermal Plasma – WP3 –

EXPERIMENTAL SET-UP Non-Thermal Plasma – WP3 –

MICROWAVE PLASMA SYSTEM  EXPERIMENTAL SET-UP: MINIFLOW 200SS Non-Thermal Plasma – WP3 –

MICROWAVE PLASMA SYSTEM  EXPERIMENTAL SET-UP: SURFATRON Non-Thermal Plasma – WP3 –

MICROWAVE PLASMA SYSTEM  EXPERIMENTAL SET-UP: NEW WAVEGUIDE CONFIGURATION Non-Thermal Plasma – WP3 –

MICROWAVE PLASMA SYSTEM  EXPERIMENTAL SET-UP: Non-Thermal Plasma – WP3 –

MICROWAVE PLASMA SYSTEM  EXPERIMENTAL SET-UP: OPTICAL EMISSION SPECTROMETER Non-Thermal Plasma – WP3 – Identification of the active species in the plasma zone by measuring emission in a certain wavelength range.

GAS ANALYSIS Non-Thermal Plasma – WP3 –

MICROWAVE PLASMA SYSTEM  EXPERIMENTAL SET-UP: FOURIER TRANSFORM INFRARED SPECTROMETER Non-Thermal Plasma – WP3 – Probe the catalytic surface chemistry (identification of formed bands) by measuring how much of a shinned beam is absorbed by the sample.

MICROWAVE PLASMA SYSTEM  EXPERIMENTAL SET-UP: MASS SPECTROMETER Non-Thermal Plasma – WP3 – Identification of ionized species (CO, O 2, CO 2, Ar, H 2 ) present in the plasma zone. Low-pressure requirements.

P&ID Non-Thermal Plasma – WP3 –

P&ID Plasma ignition Non-Thermal Plasma – WP3 –

PASCHEN CURVES Non-Thermal Plasma – WP3 –

MACROSCOPIC DESCRIPTION Non-Thermal Plasma – WP3 –

MACROSCOPIC DESCRIPTION OF THE MICROWAVE PLASMA  TEMPERATURE PROFILE (Surfatron Body) Non-Thermal Plasma – WP3 – Finite difference method

MACROSCOPY DESCRIPTION OF THE MICROWAVE PLASMA  TEMPERATURE PROFILE (Discharge tube after ignition) Non-Thermal Plasma – WP3 –

TIMELINE Non-Thermal Plasma – WP3 –

TIMELINE  July December 2013  Improvement P&ID (connections, control system, product analysis)  Safety report  Equipment (EOS, MS, FTIR, Thermo-camera)  Design a new and more adaptable waveguide configuration  Labview as a controlling and programming tool  Explore different ways to feed the gases into the reactor (swirl gas)  Design a catalyst for gas phase plasma-assisted reactions (monolith)  January March 2014  Data generation Non-Thermal Plasma – WP3 –