Friday, May 26, 2023

Civil aviation related bullet points

 

*      AE2100 engine developed for civil use

*      MTA is 14 to 18 ton medium transport aircraft.

*      RTA is on civilian side

*      RTA similar to C295

*      40-90 seats work for Indian high altitude airports

*      First we should develop SAF engines à then hybrid engine à then all electric

*      GE is focusing on hybrid engine directly

*      By 2023 all major engines in the world will be SAF compatible.

*      Civil electrical aircraft is unlikely

*      EVTOL electrical aircraft will come by 2025

*      Developing gas turbine engine core is difficult.

*      Better to develop engine around existing core.

*      Indian govt will not fund full program up to production

*      Business case for civil aircraft development?

o   RAI Indonesia interested, also uses AE2100. N295 is similar to Dornier 228

o   Upgrading Russian IL114 is heavy. Russian AN32 is military. AN132 is civil version of AN32 with PW127 engine

o   Canada Bombardier is folding up

o   PW127 has hot/high capability

o   ATR42 has less runway roll. Modified specially for Delhi Kullu flight. Runway is short because of Beas river.

*      Clean sheet design of engine will take 7-8 years

*      125 Jaguar aircrafts are there in India

*      Gas turbine core IP not possible to transfer to India

*      Buy core engine for abroad. Do phase by phase indigenization of components.

*      IIP Dehradun setting up refinery for SAF in Mangalore

*      C929 is Chinese civil engine

*      PW127XT has single lever operation

*      GTF geared turbo fan giving lot of trouble for Pratt Whitney

*      A380 has Trent 900

*      A320 Neo one of the options got fully grounded due to oil seal leakage

*      737 MAX grounded for 1 year due to MCAS

*      Bombardier CRJ overshot time line

*      Embraer has stopped 90 seater work.

 

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