research on small turbojet engines at the royal military academy of ...
research on small turbojet engines at the royal military academy of ...
research on small turbojet engines at the royal military academy of ...
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Increase <strong>of</strong> Thrust due to Precooling<br />
160<br />
140<br />
Increase <strong>of</strong> thrust TN ( % )<br />
120<br />
100<br />
80<br />
60<br />
C<strong>on</strong>stant EGT<br />
40<br />
C<strong>on</strong>stant TIT<br />
20<br />
0<br />
640 650 660 670 680 690 700 710 720 730 740 750 760 770 780 790 800 810 820 830 840 850 860 870 880<br />
T ( K )<br />
fig. 15<br />
TSFC = f(EGT,TIT,Tt1)<br />
4<br />
C<strong>on</strong>stant EGT<br />
C<strong>on</strong>stant TIT<br />
3.5<br />
without precooling<br />
without precooling<br />
TSFC ( kg fuel/daN.h )<br />
3<br />
2.5<br />
2<br />
with precooling<br />
1.5<br />
with precooling<br />
600 620 640 660 680 700 720 740 760 780 800 820 840 860 880 900 920<br />
T ( K )<br />
fig. 16
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