微制造数控系统的实时有限状态机建模研究.pdfVIP

39 12 浙 江 大 学 学 报( ) V ol 39 N o 12 2005 12 J ournal o f Zhej iang U niv ersity ( Engineer ing Science) Dec 2005 1 1 2 2 姚鑫骅 , 潘雪增, 傅建中, 陈子辰 ( 1 , 310027 ; 2 , 3 10027) : ( FSM ) ( N CS) , ( RT FSM ) F SM , NCS , , Floy d , , N CS , , NCS : ; ; ; : T P39 1 : A : 100 8 97 3X( 2005) 12 1965 04 Research on rea-l time FSM modeling for microfabrication NC system 1 1 2 2 Y A O X in- hua , P A N X ue- zeng , FU Jian- zhon g , CH EN Z-i ch en ( 1. D ep ar tment of Comp uter Science and Eng ineer ing , Zhej iang University , H angz ho u 3 10027, China; 2. nstitute of A dv anced M anuf actur ing Eng ineer ing , Zhej iang University , H angz hou 310027, China) Abstract: T o enh ance t he capabilit y of t radit ional finite st at e machine ( F SM ) in analyzing r ea-l time p er- f orm ance of m icrof abricat ion numerical cont rol syst em ( N CS) , a rea-l t ime finit e st ate machine ( RT F SM) model w as pr opo sed T he concept of t radit ional F SM w as ex tended in the model, and the ex ecut io n t ime of st ates act ion and t he t ime cost of st at es t ran sit ion w ere described by sett ing several additional t ime at t rib- ut es Co nsidering t he large am ount o f calculat ion in analysis and design of complex N CS . s contr ol f low s, temporal con st raint net w ork of g raph t heo ry w as int roduced T he value r ange o f t he st art t ime and end tim e of every st ate in RT FSM model w as calculat ed by mo dif