Zusammenfassung der Ressource
Natural Gas
- components
- C1,C2,C3,C4, H2S, N2,O2, rare gas
- terminology
- wet gas(C>1)
- dry gas (C1)
- Unassociated gas(non-oil wells)
- Associated gas (oil wells)
- LNG
- Unwanted components
- H2S, CO2, water, N2, O2, He, Radon, Mercaptans, dust
- Source
- Oil and Gas wells
- Use of natural gas
- Domestic
- commercial
- electric generation
- industrial
- properties of burning gas
- Calorific value
- specific gravity
- burning velocity
- Wobbe number
- wobbe number=(Calorific Value)/√(Specific Garvity)
- critical industrial reactions
- steam reforming(SR)
- CH4 + H2O CO + 3H2 – syn gas
- water gas shift(WGS)
- CO + H2O → CO2 + H2
- fischer-tropsch chemistry(GTL)
- 2nH2 + CO =-(CH2)n- + H2O
- Ammonia
- N2 + 3H = 2NH3
- Methanol
- CO + 2H2 = CH3OH
CO2 + 3H2 =CH3OH+H2O
- catalysts
- homogeneous
- heterogeneous
- discriptions
- conversion
- selectivity
- yield
- turnover number
- TOF = (no. of moles of given
product) ( no. active sites x time )
- decay
- sintering
- attrition
- poisoning