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UPSרҵ֪ʶ
[ ͨŽ | ʿԴ | www.cntxj.net | 2006/9/26 11:52:10 ]
 

ʿԴ

صʹúά
    1 UPSϵͳеһҪɲֱ֣ӹϵUPSϵͳĿɿ̶ȣȻȴUPSϵͳƽ޹ʱ䣨MTBF̵һûܹȷʹúάܹӳʹ֮ʹ̡ صһɷΪǦءǦάؼӵصȣǸԵص: ȱ Ǧ һ͵أҲΪõ ˮά 1~3 ŵʱõصŷΣ Һԣḯʴ 辭ˮά ۸ Ǧά ͵ ˮ һΪ5~7 ܷʽ粻κк ף迼ǰõصͨ Ᵽά ŵʸߣȶ ۸ϸ ӵ ߼ⳡϼ豸 ˮ 20~40 ˮΪʣŵ粻к ʧˮʵͣҪ̶ʱˮ ŵ ɷκζӻ ۸񼫸 ɽUPSǵʹûʹɱأһѡǦάءɽUPS׼ڵؾΪǦάأЧõҲƼʹǦάػƷάءûǧҪ̰ͼ˶ѡʵأΪӰϵͳĿɿԣɸʧ 2صļ ضԷŵSELF-D1SCHARGEڷòãʹʧ,趨ڽгŵ硣Աͨؿ·ѹжϵصĺû12VΪ·ѹ12.5Vʾشܻ80ϣ·ѹ12.5VӦ̽в磬·ѹ12Vʾش洢ܲ20вʹ֮ݡ άڲʽҺϵͳʹʱκ壬ûʹòɵع磬ͻ壬ʱѹͻ,ὫϵѹصĻʹعǡΡ©ҺѣЩ󶼿Դжϳ,緢Ӧء 3ʹúͱ ȻάʹʱҪ˹רŵάʹʱһҪʹòӰصʹӰʹ¼㣺װ¶ȡŵѹŵȺͳڳȡ 1ذװӦܰװࡢͨ硢ĵطҪܵ⡢ԴӰ졣Ӧ, бǶȡÿؼҪι̡ 2¶Ȼ¶ȶԵصӰϴ󣬻¶ȹߣʹع壬¶ȹͣʹس粻㣬ⶼصʹһҪ󻷾¶25ңɽUPSѹֵҲǰ¶趨ġ 3ŵسŵһCʾCʵֵйء100AHĵأC100AǦάصѳΪ0.1Cңܴ0.3CСӰصʹŵһҪ0.05~3C,UPSʹжҪ󣬵ҲҪֹķض· 4ѹUPSڱùʽе´ڳ״ֻ̬ͣʱŻŵ硣ΪӳصʹɽUPSijһúѹķʽƣسתΪ״̬ÿڸѹΪ13.7Vҡѹ߾ͻʹع,֮ʹس粻㡣ѹ쳣ɵô𣬻,ڰװʱһҪעصĹȷԣͬ񡢲ͬŵĵزҪáӳҪʹʳҰװʱҪɢ⡣ 5ŵȷŵȶԵʹӰҲdz󣬵طŵԽѭʹôԽ,ʹʱӦȷŵ硣ȻɽUPSеص͵λܣһ㵥ڵطŵ10.5VʱUPSͻԶػUPSطŵطŵ,Ҳɵصȷŵ硣 6ڱʹһʱӦжڼ飬۲Ƿ쳣صĵѹǷƽȣڲͣ磬ػһֱڳ״̬ʹصĻԱ,˼ʹͣ磬UPSҲҪڽзŵԱرֻԡ ŵһ½һ,UPSأ50%,ȻϿе磬ʹUPSڵطŵ״̬,ŵʱӵһΪʮ,ŵָе繩磬Եس硣


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 Ϊ׼ͺͳЧ
    𣺸ݺʱ䣬UPSɷΪ׼ͳЧ׼õأ󱸹ʱ϶̣һ5-15ӡЧɸûҪãӳʱ䡣ҪijسͳʱԵҪ˳ʱŴװij ӱʱ֣UPSɷΪЧͺͱ׼֡һ˵׼ڴе飬ͣάֽ϶ʱĹ磨һ㲻25ӣЧڲأ˳ûԸҪӶӳʱ䡣


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 Ϊ߻ʽ
    ߻ʽLine-InteractiveɽصInterϵСν߻ʽUPSָеʱUPSڷ磬е쳣ʱͶ乤ѹתΪ߻ʽUPSҲתʱ䡣 ͬʽUPSȣ߻UPSıܽǿѹνϺãһΪҲŵǾнǿܣɽInterϵUPSмԷUPSԶ̿ƺ


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 ʽʽҪ:
    𣺺ʽUPSص: ԭϿʽUPSеʱеѹڵȴ״̬е쳣ʱʽUPSѸл״̬صΪԸؼ磬˺ʽUPSеת湤ʱһתʱ䣬һС10ms. ʽUPSص: ʽUPSʼմڹ״̬е쳣תطŵʱûжʱ䣬0жϡ


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 }Щ
    𣺴: Դ}Д(power failure),늉ͻ(power sags),}_늉 (high voltage spikes),B^늉(switching transients)늉ӿ (power surges),sӍɔ_(noise),l׃ (frequency variation), 늉W q(brownout)Ȇ}ڣ@ЩӋO܃xȲMp sʹÉԼYʧܛӲ֮pʧ


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 ʹUPSã
    𣺳Ĺ֮⣬ɽUPSṩ˶ĹԷûʹá磺
㲥¼ɽĵ״֪ͨ
趨ʱػѶϢʱ䣺ݲͬҪ趨ʹá
趨ϵͳһܻرյԶػʱ䣺ʡȴÿ쿪й
Զļʾ¼ļı·Ϊ϶ʧ
Զ¼ϢɹLOTUS״˽⵱صԡ
ڲԺͼʱԣȷ UPS
ȫ¼־¼¼
ʾѹءƵʡ¶ȵȣյǰ״
ʾϵͳʱ˽뿪ϵͳرջжʱ䡣
ҹʡʱΣҹUPSõijʱŵ硣
  ɽع˾½Ƴľкǿ繦ܵWebPowerĹܸΪǿ

Խ Internet/IntranetͻƴͳʽUPS
ͨվԶ̿ƣͨվҲɹ
ʵʱ JAVAʾ״ȫ¼־Internetеͼηʽʾ
ͨʵʱʾ״ɻ TRAPϢоƽ̨ҵ
֧ SNMP MIB2 ͨѶЭֱ֧׼ݿʽ
رգͬʱرն
رճֶ֧ƽ̨ķȫرճֶ֧ƽ̨кǿչԡ

 

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 ʹUPS
    UPSDzԴӢƵдǼΧ豸֮һҪڵ̨ԼϵͳĹ硣е繩ӦʱUPSеѹ󹩼ʹãʱUPSһ̨еѹͬʱڵس磬תΪѧܲڵڡежʱUPSڵصĵͨתķؼṩ220صĽ磬ʹάĹӲϵͳӰ졣UPSڼ豸ϣм豸Ͳͣijϣҡ̿ؽͨѶϵͳҲ䱸UPSԱеʱάֹС
UPSһ˵ѧƣIJȻԡȣǷûʹUPSĿģϵͳеʱжϵ豸֪ϵͳʱڴһõάֵԪڴڼ̵ʱڷˢȷݲʧһûеӦĻڴеݻʧӦóʱкܴһڴнݹۼķչڴ640K8M64MӦڴҲԽԽ࣬һϵʧʧɹ
ϵͳеӲǼϢĴģżȫϵļ䡣ȻһֿԲάϢĴŴ洢ʣڹоͻȻĹ̻ȫϣϻʧ⣬ϵͳʱϵ磬ϵͳػϵͳͻᷢȻϵͳҲһЩµԶ޲򣬵˭ȷһԾ㡣ϵͳ°װҪʱ䣬˿ҵڽеĻȻ²СʧһصĺݵĶʧдҪļĽ嵥ͬʧDzأûװˡ
    ȻUPSҪãUPSǷζһʧϵͳԱΪ뿪˿е緢жϣԭԱԴݵعرӦȻshutdownϵͳ,Ǵ˿ȴ,ȵԱ֪һϢΪʱˣϵͳΪUPSغĽ߶쳣ر,ʵ䷢Ŀԡɽص̽ıǿܾһû趨ʱ֮ȫرϵͳʹԱҲû⡣˵ʹUPSٺʹUPSһࡣ


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 صʹúά?
   
1
UPSϵͳеһҪɲֱ֣ӹϵUPSϵͳĿɿ̶ȣȻȴUPSϵͳƽ޹ʱ䣨MTBF̵һûܹȷʹúάܹӳʹ֮ʹ̡
صһɷΪǦءǦάؼӵصȣǸԵص:
ɽUPSǵʹûʹɱأһѡǦάءɽUPS׼ڵؾΪǦάأЧõҲƼʹǦάػƷάءûǧҪ̰ͼ˶ѡʵأΪӰϵͳĿɿԣɸʧ
2صļ
ضԷŵSELF-D1SCHARGEڷòãʹʧ,趨ڽгŵ硣Աͨؿ·ѹжϵصĺû12VΪ·ѹ12.5Vʾشܻ80ϣ·ѹ12.5VӦ̽в磬·ѹ12Vʾش洢ܲ20вʹ֮ݡ
άڲʽҺϵͳʹʱκ壬ûʹòɵع磬ͻ壬ʱѹͻ,ὫϵѹصĻʹعǡΡ©ҺѣЩ󶼿Դжϳ,緢Ӧء
3ʹúͱ
ȻάʹʱҪ˹רŵάʹʱһҪʹòӰصʹ
Ӱʹ¼㣺װ¶ȡŵѹŵȺͳڳȡ
1ذװ
Ӧܰװࡢͨ硢ĵطҪܵ⡢ԴӰ졣Ӧ, бǶȡÿؼҪι̡

¶ȶԵصӰϴ󣬻¶ȹߣʹع壬¶ȹͣ
ʹس粻㣬ⶼصʹһҪ󻷾¶25ңɽUPSѹֵҲǰ¶趨ġ

سŵһCʾCʵֵйء100AHĵأC100AǦάصѳΪ0.1Cңܴ0.3CСӰصʹŵһҪ0.05~3C,UPSʹжҪ󣬵ҲҪֹķض·

UPSڱùʽе´ڳ״ֻ̬ͣʱŻŵ硣ΪӳصʹɽUPSijһúѹķʽƣسתΪ״̬ÿڸѹΪ13.7Vҡѹ߾ͻʹع,֮ʹس粻㡣ѹ쳣ɵô𣬻,ڰװʱһҪעصĹȷԣͬ񡢲ͬŵĵزҪáӳҪʹʳҰװʱҪɢ⡣

ŵȶԵʹӰҲdz󣬵طŵԽѭʹôԽ,ʹʱӦȷŵ硣ȻɽUPSеص͵λܣһ㵥ڵطŵ10.5VʱUPSͻԶػUPSطŵطŵ,Ҳɵصȷŵ硣

ʹһʱӦжڼ飬۲Ƿ쳣صĵѹǷƽȣڲͣ磬ػһֱڳ״̬ʹصĻԱ,˼ʹͣ磬UPSҲҪڽзŵԱرֻԡŵһ½һ,UPSأ50%,ȻϿе磬ʹUPSڵطŵ״̬,ŵʱӵһΪʮ,ŵָе繩磬Եس硣

 


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 UPSķ?
    𣺴䷢չʷ˵UPS׶:תʽUPS;̬任ʽUPS
ӼϽ̬ʽUPSΪࣺʽOFF LINEʽONINE߻ʽON LINE INTERACTIVEһ˵UPSҪֹ״ֱ̬ڲͬе绷¡еʱָUPSԽܡϿɵĵѹֵƵʺͲαȸؽܵķΧҪ󣩣еͨUPSع硣UPSе˲ѹƵṩظȶͽྻԴͬʱUPSͨѵתΪѧܴڵСUPS⵽е쳣ʱлع磬ͨINVERTERѻѧתΪܣأԱ֤ԸصIJϵӦUPSһ·BYPASS״̬ڸտʱ԰뾭Ƶ˲ֱ϶ԸصĹ硣
1ʽͺʽ
ӹԭϷɽUPSɷΪʽOFF LINE ʽON LINE ֡ӱʱɷΪ׼ͺͳЧ֡
ԭϿʽUPSͬʽUPSҪڣʽUPSеʱеѹڵȴ״̬е쳣ʱʽUPSѸл״̬صΪԸؼ磬˺ʽUPSеת湤ʱһתʱ䣬һС10ms,ʽUPSʼմڹ״̬е쳣תطŵʱûжʱ䣬0жϡ
2߻ʽ
UPS⣬һֳΪ߻ʽLine-InteractiveɽصInterϵСν߻ʽUPSָеʱUPSڷ磬е쳣ʱͶ乤ѹתΪ߻ʽUPSҲתʱ䡣
    ͬʽUPSȣ߻UPSıܽǿѹνϺãһΪҲŵǾнǿܣɽInterϵUPSмԷUPSԶ̿ƺ
3׼ͺͳЧ
࣬ݺʱ䣬UPSɷΪ׼ͳЧ׼õأ󱸹ʱ϶̣һ5-15ӡЧɸûҪãӳʱ䡣ҪijسͳʱԵҪ˳ʱŴװij
ӱʱ֣UPSɷΪЧͺͱ׼֡һ˵׼ڴе飬ͣάֽ϶ʱĹ磨һ㲻25ӣЧڲأ˳ûԸҪӶӳʱ䡣


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 UPSʲôЩܣ
   
UPS( Uninterruptible Power System )ϵԴһֺдװãΪҪɲֵĺѹƵIJԴҪڸ̨ϵͳ豸ṩϵĵӦеʱUPS еѹӦʹãʱUPSһ̨еѹͬʱڵس磻еж( ¹ͣ )ʱ, UPS ڵصĵ,ͨתķؼӦ220V磬ʹάӲ𻵡
UPSΪԵԴ豸ܲҪ壬ӦѡʱĿص㡣еѹ뷶Χеǿٵطŵ磩ѹƵʷΧСеǿȶλԺѹεȶ,ѹȶ˵UPSͻȻ㸺ؼӵʱѹȶԡ
UPSЧʡתʱȶDZUPSܵҪ˶ԸصıͶеʡԽãҲԽǿܵ˵ʽUPSԸصı߻ʽ֮ʽ򼸺Խеij⡣ȻɱҲܵǿûѡUPSʱӦݸضԵҪ̶ȼصҪԲͬ,ѡȡͬ͵UPS

UPSһʲôʹã
UPSֱڼϣм豸ҽѧϵCTӦվDZȣ״վͨѶϵͳ̿ص绰ϵͳҵȣʹUPS淢󱸹ʹá

 


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 UPSʹ
    1.UPSĹ緽ʽ
   UPSĹ緽ʽɷΪй緽ʽͷɢ緽ʽ֡

   й緽ʽָһ̨UPS·иװüй
   ɢ緽ʽָ̨UPSԴԶ·װ÷ɢ硣

                      ֹ緽ʽиԵȱ£
   
й緽ʽ/TD>  ڹ  Ҫ  ɿԵ  ɱ
ɢ緽ʽ Ҫ ɿԸ ɱ 
   


2.صѡ
  еĵ豸ҪʹUPSͬUPSҲе豸ûѡUPSĸʱҪӦǴСװõԡװõҪ̶ԼԸصӰ̶ȡ

1װõ
    صĹ緽ʽһΪ֡СʸأʴӼVA100KVAһõ๩緽ʽ,ѡõUPSʵĸأʴӼʮKVA1000KVA๩緽ʽѡUPS
    һɷΪԡԡԵԸں·ķԸأֳԸأԼΧ豸ΪԸءUPS ڵԸؼԵԸء
    ԡԸصȷԸгԵԸؼʹʱֵҲ2~3,ķֵΪЧֵ2~3ѡUPSʱӦǵһԣӦUPSһijЩϵ͵ĸԸյȣ൱󣬿ɴֵ5~7ƵһСUPSã㹻

2ԸصӰ
μһ

3شСUPS
һضʻȲڲͬ͵ĸزϴ󣬶ܹʲܹϴ󣬹ܹʲܹ򵥵ӶӦʸ͡һ£ûشΪ豸书0.65~0.7֮䣬˿ԽصĶۼܹ,͵ĸӡ,԰СʳһϵټȥݸUPSһ԰¹ʽѡ:
UPS>= 0.8
ӦΪUPS80%¡ѡ80%ҪǿǵijԼûݵҪ


3.ŵʱ
    ͣUPSشܹصģ׼UPSԴ,ͣһɼ缸ʮӣЧUPSõ,ûʱͣʱҪһ㳤ЧUPSʱɴСʱϡ   һ㳤ЧUPSʱҪܵسɱװռСԼػسʱصơһڵϲͣΪƵĵUPS뷢Ϲķʽ,ԭͼͣʱ,UPSɵعһʱ,ͣʱϳ,÷UPS磬еָʱле繩硣
عʱ
    عʱҪܸشС¶ȡطŵֹѹӰ졣һUPSعʱ,Լطŵ,Ȼݵطŵ߲ŵʱ䡣طŵ԰¾鹫ʽ:       
    ŵ=UPS(VA)/طŵƽѹЧ
    Ҫʵʸطŵʱ,ֻ轫UPSΪʵʸɡ

4.UPSİװ
    UPSװûֱӰ쵽UPSϵͳij,ǴUPS˴UPSڹ滮װжӦù淶   һ,UPSڰװʱҪ¼أ
    ԡʹûӵ߼ȡ
1)
    ҪѹΧͣƵʵȷUPSʱ䱸бҪUPSǰʩ
2) ʹû
¶ȣҪΪ0~40
ʪȣҪΪ10%~90%
䳾UPSΧҪ࣬ԼкҳUPSڲ·ĸʴṹUPSʱʱؿܽ,ʱӦǵذռСӦ֤UPSάʱԱһʩչռ

    ڵϵͳΪȷϵͳȶɿ,ֹϸţ豸ȫ˱ҪõĽӵϵͳڽӵϵͳԽӵصʾӵغû,һӵصС5Ϊ롣
4)Ҫ
ɽUPSԲ±ݡ       
1 ۶
(ɲװ)
R S T
C6KVAS >32A 32A ר 6mm2 1 1 6mm2
C10KVAS 47A 47A ר 10mm2 1 1 10mm2
3C10KVAS 47A 47A 6mm2 10mm2 6mm2 6mm2 10mm2
3C15KVAS 74A 74A 10mm2 16mm2 10mm2 10mm2 16mm2
3C20KVAS 98A 98A 16mm2 25mm2 16mm2 16mm2 25mm2
      

5.UPSʹ
1)Ŀ˳
    һ㸺˲ڳ,UPSڲԪһİȫΧ,ѡʱһ,ǹijǻԪʹԪ𻵡 ,ʹʱӦС𺦡
һUPS·ʱǿ,ǿһصڿʱ·ʽУеUPSʹ䴦·,򿪸,ȿϴĸ,ٿСĸ,ȻUPS忪ʹ䴦乤״̬ʱǧܽиͬʱ,Ҳɴؿ
2)ػ˳
    ػ˳£رոأٽUPSػ,ʹUPS·Ե硣ҪUPSUPSȫر,ٽеϿɡ
3ʽUPSʹ
ʽUPSһе״̬ûиؼ⹦ܣֻ뱣˿𱣻ûʹʱע㣬еʱ״عȻе״̬£UPSܼһе쳣ת乤ʱUPSͻرػ,ʱUPS𻵣жϣûһʧʹúʽUPSʱӦرעⲻҪع
4ЧUPSʹ
    ЧUPSڲӵӳʱ䣬ӵصĺûֱӰ쵽UPSķŵʱ䡣ʹóЧUPSʱӦرעصʹúͱڵʹñϸ˵Ժݡ
  ڳЧUPSõUPSǷֿģ໥ɵӣһʹʱʲô⣬ǵûװƻʱͻҪߣʱӦע¼⣺
ٵʱѹҪȷ
ڵ֮ȲҪӣUPSеѹӡUPSе     ٽӵأ󱸳ЧԼCϵ6KVASϻӦȽӵأ޷

 


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 ΪʲôҪUPS
        һĴΪʹõе磬żĶϵ¹ʣҺ㶨ģʵȻеϵͳΪ˳ǧָĸأһЩϴĸԡԡԴȸزӵлõܣᷴԵӰ죬񻯵ֲĹƷʣеѹλƵƯơȻΪ¹ʣ׻ϵͳ··ΣӦӶӰ츺صݵרҵIJԣоҶԵԺ;ŻƻҪ¼֣
1ӿpower surgesָѹЧֵڶֵ110ҳʱһڡӿҪڵӵĴ͵豸ػʱͻȻжضĸѹ
2ѹ壨high voltage spikesֵָ6000vʱ֮һ֮һڣ10msĵѹҪ׻绡ŵ硢̬ŵ͵豸Ŀز
3̬ѹswitching transientsֵָѹߴ 20000Vʱڰ֮һ֮һѹҪԭ򼰿ɵƻڸѹ壬ֻڽϻ
4ѹ(power sagsָеѹЧֵڶֵ8085֮ĵѹ״̬ҳʱһڡ豸͵綯͵ѹ붼⡣
5electrical line noiseϵָƵ(RFI)͵ŸţEFIԼָƵšС̵ĶĹ㲥䡢΢䡢Լ籩ȣš
6Ƶƫƣfrequency variationϵָеƵʵı仯3HzϡҪӦIJȶУƵʲȶԴ¡
7͵ѹbrownoutָеѹЧֵڶֵҳϳʱ䡣ԭ
豸Ӧáл͵綯·ء
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Ŀǰҹոս˵ŵ⣬󲿷ֵʹлŵӦŵ⣬Dzܵõ֤ʹʵֵңҲԶǿɿڵżȻصãѹӿѹƫߣѹȵڷҲdz£ܷʱͣ硣ԵIJ\ػУԴѹ˲ʱʱݡӿжϣԴƵʵƯƺͲȣԴ벨λ䣻ּźȡһжڸ߾ȵͲжϵ豸˵Ƿdzصġ磺ڹʱͣһȽϴĵѹ䣬ͿڴϵϢӲݶʧĺҽԺҽ豸ΪֹͣͣԲ˵ӰġʵϣݶʧĸУԴ453ĻʾλҪطֱǣ9.48.2Ӳ8.2ˮ6.75.5

 

1ߣʿԴԴйͨ༭˱

 

ٷעԴͨŽ硱ݣȨͨŽ磬δֹתءժ࣬Υ߱ؾȨתأ뱣ת¡ͼƵԣעϢעԴͨŽ硱ڷעԴXXXͨŽ磩ݣתý壬תĿڴݸҵϢ߱˹۵㣬뱾޹ءг۵жϱݵ׼ȷԡɿԻṩκʾʾı֤߽οгеȫΡ漰Ȩ⣬Է֮30뱾ϵǽڵһʱɾݡ 
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