1. GERG Gas Sensor Workshop GERG PC Utilisation (GERG PCU) Brussels, 27.2.2014

2. GERG PCU: Field of Activity Research in natural gas end use technologies Research and Development in the field of appliances: Existing and new technologies Field tests of new gas applications Gas quality compatibility tests and studies for appliances NGV’s: Natural gas as a fuel Cogeneration

3. Main Driver for Sensor Development Natural Gas Biomethane CO 2 SNG H2H2 H 2 – Methane Blends Changing Gas Qualities Renewable Gases in the Grid Emission stability Efficiency requirements Consequence:

4. GERG PCU Radar: Sensor applications in utilisation Applications to improve general performance calorific value Methane number optimized combustion process for higher power and efficiency monovalent, low emission engines detection of variations in fuel compo-sition for safe operation higher efficiency higher revenues Wobbe index for safe ope- ration, e.g. prevention of oerheating air/fuel ratio for low emission No pre-sale adjustment of burners air/fuel ratio gas quality control for higher efficiency and life time extension

5. Impact of Addition of Renewable Gases to Natural Gas Premixed Burners: Case study Hydrogen Source: GERG HIPS Project

6. Stationary and mobile IC engines

7. Gas Quality sensing and ist relevance for IC engine types

8. Relevant parameters to be determined on line

9. Engine Gas Sensor Test Set Up

10. Cheap Wobbe Sensor für Burner Control in Gas Appliances Wobbe sensor: independent measurement of gas density and heating value Precise control of air fuel ratio

11. Possible GERG PCU projects Gas quality sensors for IC engines Sensor applications for burner control Sensors for gas quality determination on board of vehicles Gas quality sensors for high power boilers