Issuu on Google+

$Q¼OLVHGH9LEUDÂÐHV HP&DL[DV5HGXWRUDV 8PDDSUR[LPD¾RGLG¼WLFD  3DUWH

M 120

$$5RTXH-0)&DODGR-05XL]5&RHOKR  'DW$Q¼OLVH3RUWXJDO'LUHWRU*HUDO’DURTXH#GDWDQDOLVHSW  ,'0(&,6(/s,QVWLWXWR6XSHULRUGH(QJHQKDULDGH/LVERD /LVERD3RUWXJDO’MFDODGR#GHPLVHOLSOSW  'DW$Q¼OLVH(VSDÌD'LUHWRU7ÄFQLFR’MUXL]#GDWDQDOLVHHV  'DW$Q¼OLVH$QJROD '$1* s'LUHWRU*HUDO’UFRHOKR#GDWDQDOLVHFRP

DOSSIER › Análise e Diagnóstico na Manutenção

D

5(6802

HVWXGRHVWHVSDU½PHWURVHDQDOLVDUGHIRUPDLQGHSHQGHQWHRXHPFRQMXJD¾RD

$V FDL[DV UHGXWRUDV V¾R HTXLSDPHQ

LQƮXÅQFLDTXHUGDYDULD¾RGDYHORFLGDGHTXHUGDYDULD¾RGDFDUJD

WRV PXLWR LPSRUWDQWHV QD FDGHLD FLQH

(VWHWUDEDOKRHVWUXWXUDGRGHIRUPDGLG¼WLFDDERUGDLQLFLDOPHQWHXPVLVWHPDGHHQ

P¼WLFDRQGHVHLQVHUHPTXHUSHODVXD

JUHQDJHQVVHPSUREOHPDVSDUDLGHQWLƬFDUDVY¼ULDVIUHTXÅQFLDVSUHVHQWHVQRVHVSHWURV

IXQ¾RQRSURFHVVRSURGXWLYRTXHUSH

HRVHXVLJQLƬFDGR2WUDEDOKRWDPEÄPDQDOLVDDFRUUHWDVHOH¾RGDVUHODÂÐHVGHWUDQV

ORVHXYDORUSDWULPRQLDO(PPXLWRVFD

PLVV¾R3RVWHULRUPHQWHVHU¾RHVWXGDGDVHQJUHQDJHQVRQGHVHLQWURGX]LUDPDOJXQVGRV

VRVV¾RP¼TXLQDVFRQVLGHUDGDVFUÈWLFDV

GHIHLWRVM¼UHIHULGRV3RUÕOWLPRV¾RPHQFLRQDGRVQHVWHWUDEDOKRDOJXQVGRVHVWXGRVD

H SRUWDQWR D RFRUUÅQFLD GH XPD DYD

GHVHQYROYHUQRIXWXURSDUDDH[SORUD¾RGLG¼WLFDGRPRGHORIÈVLFR

ULD SURYRFD TXDVH VHPSUH D UHGX¾R GDGLVSRQLELOLGDGHRSHUDFLRQDOGDVLQV WDODÂÐHV 1HVWH FRQWH[WR D LPSRUW½Q

,1752'8¢ž2

FLD GH GHƬQLU XP SODQR GH PDQXWHQ

8PGRVDVSHWRVPDLVLPSRUWDQWHVGHXPDHQJUHQDJHPÄDIRUPDRXSHUƬOGRVHXGHQ

¾R SUHYHQWLYD FRQGLFLRQDGD FRP R

WH7HRULFDPHQWHDIRUPDGRGHQWHWHU¼GHJDUDQWLUTXHDYHORFLGDGHGHURWD¾RGR

REMHWLYR GH GHWHWDU DQDOLVDU GLDJQRV

YHLRGHVDÈGDVHMDFRQVWDQWHHPÕOWLSODGDYHORFLGDGH FRQVWDQWH GRYHLRGHHQWUDGD

WLFDU H FRQWURODU R PDLRU QÕPHUR GH

(PWHUPRVSU¼WLFRVRFRUUHPGHVYLRVDRSHUƬOLGHDOGRTXDOUHVXOWDƮXWXDÂÐHVGH

PRGRV GH IDOKD GHVWH WLSR GH HTXLSD

YHORFLGDGHGHVDÈGDHPWRUQRGHXPYDORUQRPLQDO1D)LJXUDV¾RUHIHULGDVDVSULQ

PHQWRDVVXPHXPFDU¼FWHULPSUHVFLQ

FLSDLVFDUDWHUÈVWLFDVJHRPÄWULFDVHIXQFLRQDLVGHXPDHQJUHQDJHPGHGHQWHVUHWRV

GÈYHOHREULJDWÎULR$VWÄFQLFDVGHDQ¼OL

72

'DW$Q¼OLVH6HUYLÂRVH7ÄFQLFDVGH0DQXWHQ¾R/GD 7HO’)D[ GDWDQDOLVH#GDWDQDOLVHSW’ZZZGDWDQDOLVHSW

VHGHYLEUDÂÐHVVHU¾RQDWXUDOPHQWHDV TXHPHOKRUFRQFRUUHPSDUDDWLQJLUHV VHREMHWLYR&RPRWDOGHYHPVHUHOHLWDV FRPR D IHUUDPHQWD SUHIHUHQFLDO SDUD D GHWH¾R H SRVWHULRU GLVSRQLELOL]D¾R GHGDGRVQHFHVV¼ULRV»DQ¼OLVHQDTXDO VHEDVHDU¼RUHVSHWLYRGLDJQÎVWLFR )RLFRQVWUXÈGRGHUDL]SDUDHVWHWUD EDOKRXPPRGHORGLG¼WLFRTXHSHUPLWH D VLPXOD¾R GRV GHIHLWRV PDLV FRPXQV HP FDL[DV UHGXWRUDV QXPD DERUGDJHP GLG¼WLFD H SU¼WLFD QD GHWH¾R GRV VHXV

)LJXUD3ULQFLSDLVFDUDWHUÈVWLFDVJHRPÄWULFDV HQJUHQDJHQVGHGHQWHVUHWRV 

SULQFLSDLV PRGRV GH IDOKD DWUDYÄV GD DQ¼OLVH GH YLEUDÂÐHV &RP UHFXUVR DR

(VSHFLƬFD¾RGDVHQJUHQDJHQVDOYRGRHVWXGR

PRGHORÄSRVVÈYHOQ¾RVÎVLPXODULVRODU

1HVWHWUDEDOKRIRUDPXWLOL]DGDVGRLVSDUHVGHHQJUHQDJHQVGHGHQWHVUHWRVGHPÎ

HLGHQWLƬFDUDPDLRULDGRVPRGRVGHID

GXORH½QJXORGHSUHVV¾RGH•8PSDUGHHQJUHQDJHQVHPPDWHULDOFRPSÎVLWR

OKD HP FDL[DV UHGXWRUDV PDV WDPEÄP

FXMRFDUUHWRWHPGHQWHVHDURGDGHQWHVs)LJXUD2RXWURSDUGHHQJUHQD

HVWXGDUDOJXPDVGDVVXDVSRVVÈYHLVFRP

JHQVHPDÂRFRPHGHQWHVUHVSHWLYDPHQWHSDUDRFDUUHWRHURGD )LJXUD 

ELQDÂÐHVs GHVJDVWHQRVGHQWHVIROJDV EDFNODVK QRVGHQWHVGHQWHVƬVVXUDGRV SDUWLGRVRXODVFDGRVGHVDOLQKDPHQWRGH HQJUHQDJHQV IROJDV HP HQJUHQDJHQV HQJUHQDJHQVH[FÅQWULFDVHHQJUHQDJHQV PRQWDGDVHPYHLRVHPSHQDGRV  2 PRGHOR WDPEÄP HVW¼ HTXLSDGR FRP XP VLVWHPD GH YDULD¾R GH YHOR FLGDGH H XP RXWUR VLVWHPD HOHWUÎQLFR SDUD YDULD¾R GR ELQ¼ULR DSOLFDGRUHVLV

)LJXUD3DUGHHQJUHQDJHQVHPPDWHULDO

WHQWHRTXHSHUPLWHLQWURGX]LUHPFDGD

FRPSÎVLWR

)LJXUD3DUGHHQJUHQDJHQVHPDÂR


'DGRTXH = )F)QFH= )F)QFDH[SUHVV¾R SDUDDIUHTXÅQFLDGH+XQWLQJSRGHVHU H[SUHVVD

)LJXUD5HSUHVHQWD¾RJU¼ƬFDSODQLƬFDGDGRHQJUHQDPHQWRsIDWRUHVFRPXQVHQ¾RFRPXQV

+7) 

)URW= =)QF

 

)URW= )F )()F )()F     =)QF )F =)QF)F ==

)()F ==

(PTXH )F

)LJXUD5HSUHVHQWD¾RJU¼ƬFDSODQLƬFDGDGRHQJUHQDPHQWRsIDWRUHVFRPXQVHQ¾RFRPXQV

)DWRUFRPXPHQWUH=H=

'(6&5,¢ž2'202'(/2 ','œ7,&2(6,67(0$'(0(','$ )RL FRQVWUXÈGR XP PRGHOR GLG¼WLFR

=)QF =)QF1ÕPHURGHHQJUHQDPHQWRV VÄULHGHHQJUHQDPHQWRV sH 

QRFDVRHPHVWXGR



GHYHORFLGDGHSRUYDULD¾RGHIUHTXÅQ FLD H FRQWUROR GH FDUJD SRU YDULD¾R

)( )URW= )URW=)UHTXÅQFLDGHHQJUHQDPHQWR QÕPHURGHHQJUHQDPHQWRV 

sYHU)LJXUDsHTXLSDGRFRPFRQWUROR

HOHWUÎQLFDsIUHLRHOÄWULFR

SRUXQLGDGHGHWHPSR 

2SHUÈRGRGHUHSHWL¾RGDVÄULHGHHQJUHQDPHQWRVYHPGDGRSRU =)QF )URW=

 

=)QF )URW=

 

=)QF )URW=

 

=)QF )URW=

75

7+7) 

DOSSIER › Análise e Diagnóstico na Manutenção

+)7 

(DIUHTXÅQFLDGHKXQWLQJSRU +)7 

 7+7)

 

)URW= =)QF

 

)URW= =)QF

 

)URW= =)QF

 

)URW= =)QF

6LPSOLƬFDQGRYHP +)7 

 7+7)

 



)URW )QF

 

)URW= =)QF

 

)URW= =)QF

 

)URW )QF



(PTXH )QF

)DWRUHVQ¾RFRPXQV

)QF

)DWRUQ¾RFRPXQVHQJUHQDJHQV=FDUUHWR

)QF

)DWRUQ¾RFRPXQVHQJUHQDJHQV=URGD

)URW )UHTXÅQFLDGHURWD¾RQRFDUUHWR

 0RWRUHOÄWULFR  &ÄOXODIRWRHOÄWULFD

)URW )UHTXÅQFLDGHURWD¾RGDURGD

 $FHOHUÎPHWURV  3DUGHHQJUDQDJHQV  )UHLRHOÄWULFR  %RPEDGHÎOHR

$VVLPSDUDRFDVRGDVHQJUHQDJHQVHPPDWHULDOFRPSÎVLWRYHP

 &DL[DGHOLJDÂÐHVGHFRPDQGRHVLQDLV  )RQWHGHDOLPHQWD¾RGDFÄOXOD

+7) 

)URW 

 

)URW 

 9DULDGRUHOHWUÎQLFRGHFDUJD  9DULDGRUGHIUHTXÅQFLDGRPRWRU  $QDOLVDGRUGHYLEUDÂÐHV&6,

3DUDRFDVRGDVHQJUHQDJHQVPHW¼OLFDVYHP

+7) 

)URW 

 

)LJXUD0RGHORGLG¼WLFRHPRQWDJHPGR VLVWHPDGHDTXLVL¾RGRVVLQDLV M

)URW 

&RQWLQXDQDSUÎ[LPDHGL¾R


Análise de vibrações em caixas redutoras (uma aproximação didática) - 1.ª parte