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电机参数进行标幺化处理问题

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小弟最近在学电机矢量控制程序,在用到电机参数时,对参数进行标幺化处理,这些基准值的选取有什么依据,还是选好一个或几个值后,其他的值可以计算出来,程序的倒数第二段是电机的一些参数,如何对它进行标幺化的呢?
#define BASE_FREQ       50    // Base frequency  (Hz) ???
#define BASE_VOLTAGE    311       // Base peak phase voltage (volt)基准峰值相电压
#define BASE_CURRENT    11.3         // Base peak phase current (amp)基准峰值相电流
#define BASE_SPEED      (BASE_FREQ*60/P)// Base peak phase current (amp)基准速度
#define RATE_VOLTAGE    380         // Base peak phase current (amp)??? 如何得到
#define RATE_CURRENT    80          // Base peak phase current (amp)
#define RATE_POWER      37           // Base peak phase current (amp)
#define RATE_FREQ       (100*BASE_FREQ) // Base peak phase current (amp)
#define RATE_SPEED      1470      // Base peak phase current (amp)//??
#define RS   1.268               // Stator resistance (ohm) 定子电阻
#define RR    0.883               // Rotor resistance (ohm) 转子电阻
#define LS    0.155         // Stator inductance (H) 定子电感
#define LR    0.155      // Rotor inductance (H) 转子电感
#define LM    0.147      // Magnatizing inductance (H)互感
#define P     2     // Number of poles极对数
#define RS_PU  460.7            // Stator resistance (ohm)//???
#define RR_PU   320.8            // Rotor resistance (ohm)
#define LS_PU   1774         // Stator inductance (H)
#define LR_PU   1774      // Rotor inductance (H) 
//#define LM_PU   1678      // Magnatizing inductance (H)
#define L1_PU   92.5         // Stator leak inductance (H)
#define L2_PU   92.5      // Rotor leak inductance (H) 

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