Table 2 Output parameters C-MAPSS turbofan engine datasets.

From: Improved sand cat swarm optimization algorithm assisted GraphSAGE-GRU for remaining useful life of engine

Sener

Parameter

Description

1

T2

Total Temperature in fan inlet (oR)

2

T24

Total Temperature at LPC outlet (oR)

3

T30

Total Temperature at HPC outlet (oR)

4

T50

Total Temperature at LPT outlet (oR)

5

P2

Pressure at fan inlet (psia)

6

P15

Total pressure in bypass-duct (psia)

7

P30

Total pressure at HPC outlet (psia)

8

Nf

Physical fan speed (rpm)

9

Nc

Physical core speed (rpm)

10

Epr

Engine pressure ratio (—)

11

Ps30

Static pressure at HPC outlet (psia)

12

Phi

Ratio of fuel flow to Ps30 (psi)

13

NRf

Corrected fan speed (rpm)

14

Nrc

Corrected core speed (rpm)

15

BPR

Bypass ratio (—)

16

farB

Burner fuel air ratio (—)

17

htBleed

Bleed enthalpy (—)

18

NF-dmd

Demanded fan speed (rpm)

19

PCNR-dmd

Demanded corrected fan speed (rpm)

20

W31

HPT coolant bleed (Ibm/s)

21

W32

LPT coolant bleed (Ibm/s)