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Fix for X-15 crash.
[flightgear.git] / src / FDM / JSBSim / FGTurbine.h
1 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2
3  Header:       FGTurbine.h
4  Author:       Jon S. Berndt
5  Date started: 08/23/2002
6
7  ------------- Copyright (C) 2002  Jon S. Berndt (jsb@hal-pc.org) --------------
8
9  This program is free software; you can redistribute it and/or modify it under
10  the terms of the GNU General Public License as published by the Free Software
11  Foundation; either version 2 of the License, or (at your option) any later
12  version.
13
14  This program is distributed in the hope that it will be useful, but WITHOUT
15  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
16  FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
17  details.
18
19  You should have received a copy of the GNU General Public License along with
20  this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21  Place - Suite 330, Boston, MA  02111-1307, USA.
22
23  Further information about the GNU General Public License can also be found on
24  the world wide web at http://www.gnu.org.
25
26 HISTORY
27 --------------------------------------------------------------------------------
28 08/23/2002  JSB  Created
29
30 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
31 COMMENTS, REFERENCES,  and NOTES
32 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
33
34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
35 SENTRY
36 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
37
38 #ifndef FGTURBINE_H
39 #define FGTURBINE_H
40
41 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
42 INCLUDES
43 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
44
45 #include <vector>
46 #include "FGEngine.h"
47 #include "FGConfigFile.h"
48 #include "FGCoefficient.h"
49
50 #define ID_TURBINE "$Id$"
51
52 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
53 CLASS DECLARATION
54 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
55
56 class FGTurbine : public FGEngine
57 {
58 public:
59   FGTurbine(FGFDMExec* exec, FGConfigFile* Eng_cfg);
60   ~FGTurbine();
61
62   double Calculate(double);
63
64 private:
65   typedef vector<FGCoefficient*> CoeffArray;
66   CoeffArray ThrustTables;
67
68   string name;
69   double MaxMilThrust;
70   double MaxAugThrust;
71   
72   double PowerCommand;
73   
74   double ThrottleToPowerCommand(double throttle);
75   double PowerLag(double actual_power, double power_command);
76   double rtau(double delta_power);
77
78   void doInlet(void);
79   void doCompressor(void);
80   void doBleedDuct(void);
81   void doCombustor(void);
82   void doTurbine(void);
83   void doConvergingNozzle(void);
84
85   void doTransition(void);
86
87   bool Load(FGConfigFile *ENG_cfg);
88
89   void Debug(int from);
90 };
91
92 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
93 #endif
94