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    ɢupsеӦ
    ǰڵλãҳ > > άޱ >

    ɢupsеӦ

    ߣ   ڣ2016-04-19 22:46   ϢԴhttp://www.1greatlook.com/

        

    ɢupsеӦ (1)

    2012-03-07 20:43:53 ߣ» Ǯ Դ:Դ

    ؼ֣ɢupsdsp

    1

    ups(uninterruptible power supply)ϵԴһֽڽ͸ؼĵװǵԴʧʱ֤ԸزϵĹȷִupsӦ߱ƷʵԵӰС̶ܻȸߵص

    upsĿ˼лԿۺͻڷԿ۵Ʋ, зԿҪûظ޲Ŀϵͳнǿ³Աضģ仯ⲿŶмõIJͳʵӦдϵͳг޷upsϵͳеõ㷺ӦŽɢۺֿƼķչȵ˲ʱϵͳлƵӶЧ˶upsвɢupsĿɿԺͿִupsϵͳϸߵҪ[2][3]

    2 upsϵͳ

    upsϵͳҪups·ȫ·l-c˲ͨ͸ؼľ̬ʹеͣʱܳΪعϵͳԭͼͼ1ʾ

    ΪϵͳлƵupsĺĿѡti˾dsptms320lf2407ָΪ33nsģתӿͨŽӿ¼ȵΧ16λں˺ָָԴϼtms320c5xϵõĿֲں˵ĸʹܹиӵĿ㷨˿Ժ߼жӶʹϵͳܸΪԽ[4]

    ͼ1 ʽupsϵͳ

    ˲·е

    ͵ݵѹ

    ǿɿرδ֪ĸص

    Ϊⲿ迪ƵԶڵƵɵõups״̬ռ䷽̣

    ʾϵͳ

    

    ֱʾ͵ѹ

    ʾֱĸߵѹֵ

    ʵӦupsӵ翹ѹʧСõĸܹڷθػ߹ļΪupsЩҪһ˫ṹɢ

    [1][2] [3]

    qqռ΢Ѷ΢

    Ķ

    upsƼо2014-03-09

    upsظķ2011-11-23

    upsظķ2011-11-23

    õַhttp://www.eeworld.com.cn/dygl/2012/0307/article_10629.html

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    ӹҳ>>Դ>>>>

    ɢupsеӦ (1)

    2012-03-07 20:43:53 ߣ» Ǯ Դ:Դ

    ؼ֣ɢupsdsp

    1

    ups(uninterruptible power supply)ϵԴһֽڽ͸ؼĵװǵԴʧʱ֤ԸزϵĹȷִupsӦ߱ƷʵԵӰС̶ܻȸߵص

    upsĿ˼лԿۺͻڷԿ۵Ʋ, зԿҪûظ޲Ŀϵͳнǿ³Աضģ仯ⲿŶмõIJͳʵӦдϵͳг޷upsϵͳеõ㷺ӦŽɢۺֿƼķչȵ˲ʱϵͳлƵӶЧ˶upsвɢupsĿɿԺͿִupsϵͳϸߵҪ[2][3]

    2 upsϵͳ

    upsϵͳҪups·ȫ·l-c˲ͨ͸ؼľ̬ʹеͣʱܳΪعϵͳԭͼͼ1ʾ

    ΪϵͳлƵupsĺĿѡti˾dsptms320lf2407ָΪ33nsģתӿͨŽӿ¼ȵΧ16λں˺ָָԴϼtms320c5xϵõĿֲں˵ĸʹܹиӵĿ㷨˿Ժ߼жӶʹϵͳܸΪԽ[4]

    ͼ1 ʽupsϵͳ

    ˲·е

    ͵ݵѹ

    ǿɿرδ֪ĸص

    Ϊⲿ迪ƵԶڵƵɵõups״̬ռ䷽̣

    ʾϵͳ

    

    ֱʾ͵ѹ

    ʾֱĸߵѹֵ

    ʵӦupsӵ翹ѹʧСõĸܹڷθػ߹ļΪupsЩҪһ˫ṹɢ

    [1][2] [3]

    qqռ΢Ѷ΢

    Ķ

    upsƼо2014-03-09

    upsظķ2011-11-23

    upsظķ2011-11-23

    õַhttp://www.eeworld.com.cn/dygl/2012/0307/article_10629.html

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    ȡ˫ṹɵԤ͵߷ֱƸԵлƽ˳ƷԤӦбȵӦҶԸر仯еΪЧǰʱֵĶԤͨѹƳĵеڵеpwmĿź͹̶лƵʵϵͳͼͼ2ʾ

    ͼ2 ϵͳͼ

    3.1 Ԥ

    Ϊѹľ̬ϵͳģƽ

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    (11)

    3.2

    1ɢвΪtɵ

    (12)

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    (13)

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    (15)

    4

    һ1kvaĵ:

    tiṩtms320lf2407Լ˾רΪti2000ϵdspƵķvissim/ecdɽӦ㷨߷沢ӦĿļcԴõϵͳһͶжʱĵѹͼ3ʾڸر仯ʾõ³ڶʱڻָ̬оõĸѹά99ڷθҲֳõĵѹ

    ͼ3.ϵͳͶжʱķ

    5

    һӦupsƵɢ㷨Ʋ˫ṹ͹̶лƵʵصﵽĿϵͳܹЧѹʧõĵѹԼǿص

    ο

    [1] Ϊ ṹƵۼƷ[m].:ѧ.1996

    [2] ۼӦ[m].人:人.1995

    [3] ִupsԴ·ͼ[m].:ӹҵ.2001

    [4] texas instruments inc.tms320clf240xa dsp controllers reference guide[z].

    texas instruments inc., 2001

    [5] tzuen-lih chern et al. microprocessor-based modified discrete internal variable-structure control for ups[j].

    ieee trans ind.electron,1999,46(2):341-347

    [6] ģṹdc-dc任еӦ[j].ҵѧѧ2002,24(2):5760

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