1, F-class gas turbine (abbreviated as F-class gas turbine)?

Generally, it refers to a gas turbine whose rotor inlet temperature is about 1300℃. Mainly refers to GE's PG935 1FA gas turbine, Siemens' V94.3A (now named SGT-PAC4000F) gas turbine and Mitsubishi's M70 1F gas turbine.

2.E-class gas turbine (E-class gas turbine)?

Generally, it refers to a gas turbine whose rotor inlet temperature is about 1 100℃. Mainly refers to GE PG9 17 1E gas turbine, Siemens V94.2 gas turbine and Mitsubishi M70 1D gas turbine. Class E improvement usually refers to GE's PG923 1EC gas turbine, Siemens' V94.2A gas turbine and Alstom's GT 13E2 gas turbine.