www.pudn.com > PmSensored.rar > aci_se_const.h, change:2013-08-15,size:2191b


/* ================================================================================= 
File name:       ACI_SE_CONST.H                      
===================================================================================*/ 
#ifndef __ACI_SE_CONST_H__ 
#define __ACI_SE_CONST_H__ 
 
typedef struct 	{ float32  Rr;				// Input: Rotor resistance (ohm)  
				  float32  Lr;				// Input: Rotor inductance (H) 	 
				  float32  Tr;				// Variable: Rotor time constant 			 
				  float32  fb;              // Input: Base electrical frequency (Hz) 
				  float32  Wb;              // Variable: Base angular speed (rad/s) 
                  float32  fc;              // Input: Cut-off frequency of lowpass filter (Hz) 
                  float32  Tc;              // Variable: Time constant (sec) 
				  float32  Ts;				// Input: Sampling period in sec  
			      float32  K1;				// Output: constant using in rotor flux calculation  
			      float32  K2;				// Output: constant using in rotor flux calculation  
			      float32  K3;				// Output: constant using in rotor flux calculation  
			      float32  K4;				// Output: constant using in stator current calculation  
				} ACISE_CONST; 
 
/*----------------------------------------------------------------------------- 
	Default initalizer for the ACISE_CONST object. 
-----------------------------------------------------------------------------*/                      
#define ACISE_CONST_DEFAULTS {0,0,0,0,	\ 
                              0,0,0,0, 	\ 
 		          	          0,0,0,0, 	\ 
                             } 
 
/*------------------------------------------------------------------------------ 
	ACI_SE_CONST macro definition   
------------------------------------------------------------------------------*/ 
 
 
#define PI 3.14159265358979   
 
#define ACISE_CONST_MACRO(v)				\ 
											\ 
/* Rotor time constant (sec) */				\ 
	v.Tr = v.Lr/v.Rr;						\ 
											\ 
/* Lowpass filter time constant (sec) */	\ 
	v.Tc = 1/(2*PI*v.fc);					\ 
											\ 
	v.Wb = 2*PI*v.fb;						\ 
	v.K1 = 1/(v.Wb*v.Tr);					\ 
	v.K2 = 1/(v.fb*v.Ts);					\ 
	v.K3 = v.Tc/(v.Tc+v.Ts);				\ 
	v.K4 = v.Ts/(v.Tc+v.Ts);  
 
	 
#endif