第17次计算机过程控制1

1、控制机控制机工业控制机工业控制机sesTKsW01)(00(Direct Digital Control)测量测量(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)01(

2、)CDItdeueedtKTTdtsTkeke) 1()(kisieT0)(Direct Digital Control)00( ) ( )( ) ( )(1)( )( ) ( )(1)kSDciISkcIDiu ke ke ie ke ke ke ie ke kTTKTTKKK,cScDIDISKTKTKKTT(Direct Digital Control)( )( )(1) ( )(1)( ) ( ) 2 (1)(2)SDcISukukukekekekekekekTTKTT ( ) ( )(1)( ) ( ) 2 (1)(2)cIDu ke ke ke ke ke ke kKKK (Dir

3、ect Digital Control)2() 1()()(210kedkedkedkuTTKdTTKdTTTTKdsDcSDcSDISc210),21 (),1 (Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)0( ) ( )( ) ( )(1) kSDCiISu ke kNe ie ke kTTKTT1,|

4、 ( )|0,| ( )|e ke k当当(Direct Digital Control)(Direct Digital Control) ( )(1) ( )(1)( )DDDCSe ke ke ke kTKu k KT(Direct Digital Control) ( )(1) ( )(1)( )DDDCSe ke ke ke kTKu k KT0012,( )()( )DDDDKuuu(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)sTKIcs

5、TsTKfDc1惯性环节惯性环节(Direct Digital Control)() ( )( )1( )( )( )CCDCIfIDCSSSSSSSKKTKE sUTTUUU( )( )1CDDfSSSK TE sUT(Direct Digital Control)( )( )( )DfCDDtttdudeTK Tudtdt( )(1)( )(1)( )DDfCDDkkkkkssuueeTK TuTT(Direct Digital Control)(1) ( )(1)(1)( )fCDDDfSfSkkkkTK TueeuT TT TffSTTT1SfSTTT(Direct Digital C

6、ontrol)(1) ( )(1)(1)(2)( )DDDkkkkKeeuu(Direct Digital Control)(1) (0)( 1)( 1)(1)(0)DDDDKeeuKu(1) (1)(0)(0)(0)(1)DDDDKeeuuu2(1)(0)(0)(2)DDDDuuuu(1)(0)( )kDDDkkuuu第一采样周第一采样周期的脉冲高期的脉冲高度下降度下降按按 衰减衰减(0)kDu(Direct Digital Control)(1) ( )(1)(1)( )(1) ( )(1)(1) (1)(1) ( )(1)DDDDDDDkkkkkkkkkKeeuuKeuKeKeH(1)(

7、1)(1) (1)DDkkkHuKe(Direct Digital Control)模拟式模拟式PID没没有有Ts00( ) ( )( ) ( )(1)( )( ) ( )(1)kSDciISkcIDiu ke ke ie ke ke ke ie ke kTTKTTKKK0( ) ( )( ) ( )(1) kSDCiISu ke kNe ie ke kTTKTT(Direct Digital Control)(Direct Digital Control)(Direct Digital Control)(2) 工程应用：工程应用：(Direct Digital Control)(Supervisor Computer Control)(Supervisor Computer Control ) (Programmable