Compressible Flow Subroutine Library
Programming Reference Manual
Version 1.0 DD-00008-110E

3.9.5 arfqist - DeLaval isentropic flow relations given T/T1
SUBROUTINE AR09AD(G,T,RESULT,IERR)
  DOUBLE PRECISION G, T, RESULT(5)
  INTEGER IERR

Compute the DeLaval nozzle isentropic relations given the temperature ratio T/T1   .

Performance
Fixed

Arguments

G - REAL

ENTRY: Specific heat constant γ .

T - REAL

ENTRY: Temperature ratio 0 <T/T  <1
      1  .

RESULT - ARRAY OF REAL

EXIT: Array with result properties as described in  7.

IERR - INTEGER

EXIT: (optional) Return status code.

Status codes

-1

Specific heat ratio γ≤ 1  .

-2

Computed M out of range.

-3

Given T/T1   out of range.