..............page:3-6,24
Methods of Speed Regulation for Stepper Motor
wang yu-lin; wang qiang(1. school of mechanical & automotive eng.; hefei technology univ.; hefei 230069; china; 2. school of material science & eng.; hefei technology univ.; hefei 230009; china)
..............page:53-56,64
..............page:10,16,29,40,46,65
Design of Variable Frequency Speed Regulation System Based on DSP
zhang bang-cheng1; chen zhao-feng2; yang xiao-hong 3; 4; wu di5; wang hai-bo6; ma hai-tao3(1.changchun univ. of technology; changchun 130012; china; 2.industry development center.of ji lin hua xing; changchun 130051; china; 3.changchun institute of optics fine mechanics and physics chinese academy of sciences; changchun 130033; china; 4.aviation univ. of air force; changchun 130021; china; 5.repair factory of china southern ji lin company; changchun 130051; china; 6.supervisor and manager consultation limited liability company.of bei jing zhong da lian; beijing 100054; china)
..............page:57-60