University:
Swansea University
Course:
EG-086 | Engineering Science
Academic year:

2023
Views:

364

Pages:

2
Author:

Lloyd R.

OCT Thursday Heat of formation Reference Temy AHF 298, M Refers to the species involved in the reaction. Atomic Hydron 2H₂→ H [AH- 298, Η. - 217,999 κ reachon H₂H₂ [4Hf298, ₂=0] A BAD Energy CHA +2 CO2 + H2O Oxidizer (H₂, O2 Referena element 2A Amant of energy is formed. released when a mol 다 hol of water QP-240 kJ/mol (exothome) si asily Heat transfer at Constant Pressuk Applying Jet Law of Thormodynamics. Ist internal Energy change - Work done E5-E1 = Qp-P(22-281) or (E2+ P2V2)-(EG+ Piner Heat of Starting Cousing veacion كار antially an enthalpy charge, essentially the veadion at some TB P back to the same 9 Pv and Cond. pu. Nok ecs are constant terally most combustion process Generally Pressive g Japplications: Gas turbine, Rocket Btove N 11 N h refers to per mole also it pertains to a particular P&T and Noi' reference Temp. (N " takes cave of no: of Moles. @Constant Pressure Process 49 = de tidust to de + pdv = AH @Constant Volume process de + Aw volment AQ= de + OAE we consider the heat of In the above equation we consider formation of veference element themselves les, Befon tallang we Consider akout Chy veactiong now CH-4 Wites 200 was formed from the reference elements namely, Carbon and effect, C114 is unpacked anol hydrogen. unbondean and we look the heat of formation of C and H₂ ie; the vertevence 80 anj element Serperatly enthalpy (h) is molar ente and T. enthalpy Considered Not