Issuu on Google+

)LDELOLGDGHH$Q¼OLVH GH/XEULƬFDQWHV HP7XUELQDV(ÎOLFDV

M 118 119

D3DUWH 

RX SRU VHUHP FRPSRQHQWHV HV

18

COLUNA DE TRIBOLOGIA

%HDWUL]*UDÂD EPJ#IHXSSW 5DPLUR0DUWLQV ,1(*,s,QVWLWXWR(QJHQKDULD0HF½QLFDH*HVW¾R,QGXVWULDO3RUWR3RUWXJDO

VHQFLDLV SDUD R IXQFLRQDPHQWR GD WXUELQDHÎOLFD$VFDL[DVPXOWLSOLFD GRUDVV¾RFHUWDPHQWHXPGHVWHVWL SRVGHFRPSRQHQWHVFUÈWLFRVHSRU LVVRDVXDPRQLWRUL]D¾RIRUQHFHU¼ LQIRUPDÂÐHVHVWUDWÄJLFDVDRSHVVR DOGH2 0 ’

&DUDWHUL]DU RV PRGRV GH DYDULD SHUPLWH DRV SURƬVVLRQDLV GD 2 0 FRPSUHHQGHUFRPRDDYDULDVHSUR FHVVDHDVVLPSURYLGHQFLDURVPHLRV

,1752'8¢ž2

D VXD SURGXWLYLGDGH UHGX]LQGR HP VL

GHGLDJQÎVWLFRTXHFRQVLJDPLGHQ

2 GHVHQYROYLPHQWR H D UDSLGH] FRP

PXOW½QHRRVVHXVFXVWRVGHPDQXWHQ

WLƬFDU R SUREOHPD SUHPDWXUDPHQ

TXH D LQGÕVWULD GR YHQWR DXPHQWD ID

¾R8PSURJUDPDGHDFRPSDQKDPHQ

WH GH IRUPD D SRGHUHP LQWHUYLU

]HPFRPTXHVHH[LMDXPDPDLRUHƬFL

WR HƬFLHQWH LU¼ GHVWDFDU DV WHQGÅQFLDV

H HYLWDU DYDULDV FDWDVWUÎƬFDV 2

ÅQFLD H ƬDELOLGDGH GDV WXUELQDV HÎOLFDV

GRV VLVWHPDV OXEULƬFDGRV LGHQWLƬFDU

GHVJDVWH HP URODPHQWRV H HQJUH

TXHSDUDLVVRGHYHPXWLOL]DUOXEULƬFDQ

SRVVÈYHLV SUREOHPDV H DMXGDU D RWLPL

QDJHQV SRGH VHU GHWHWDGR DWHP

WHV LJXDOPHQWH HƬFLHQWHV H GXU¼YHLV

]DUSODQRVGHPDQXWHQ¾RGRVHTXLSD

SDGDPHQWH DWUDYÄV GH WÄFQLFDV GH

0DJDWV   2V FRPSRQHQWHV PDLV

PHQWRV %DUUHWW 

DQ¼OLVH GH OXEULƬFDQWHV H DVVLP VHUHP WRPDGDV DV GHYLGDV SUHFDX

GLVSHQGLRVRVQXPDWXUELQDHÎOLFDDOÄP

ÂÐHV SDUD HYLWDU D SURJUHVV¾R GR

GDWRUUHHKÄOLFHVV¾RDFDL[DPXOWLSOL

GDQR SRU H[HPSOR FRP VXEVWLWXL

WDPFHUFDGHGRVFXVWRVWRWDLV1D

),$%,/,'$'((0785%,1$6 (®/,&$6

(XURSD RFLGHQWDO D YLGD PÄGLD GHVWHV

'DGDVDVFRQGLÂÐHVVHYHUDVHPTXHDV

WUDJHPPDLVHƬFLHQWHHRXWURV 

FRPSRQHQWHVVLWXDVHHQWUHDDQRV

WXUELQDVHÎOLFDVRSHUDPDVXDLQWHUPL

HRVFXVWRVGDDYDULDHVXEVWLWXL¾RGD

WÅQFLD H YDULDELOLGDGH GH RSHUD¾R D

FDL[DPXOWLSOLFDGRUDGHXPDWXUELQDHÎ

DQ¼OLVH GH ƬDELOLGDGH UHYHODVH IXQGD

TXDOTXHU DQ¼OLVH GH DYDULD UHSUH

OLFDSRGHDWLQJLURVHXURV

PHQWDOPDVGHGLIÈFLOFRQFUHWL]D¾RGD

VHQWD VHPSUH XPD RSRUWXQLGDGH

GD D FRPSOH[LGDGH GRV SDU½PHWURV D

GHPHOKRULD&RQKHFHUDRULJHPGD

'H DFRUGR FRP R UHODWÎULR :LQG

DYDOLDU$WXDOPHQWHRVFXVWRVGH2 0

DYDULDGHXPFRPSRQHQWHÄIXQGD

2SHUDWLRQDQG0DQDJHPHQW 7KH:LQG

GXUDQWHRVHXWHPSRGHYLGDV¾RPXLWR

PHQWDOSDUDGHWHUPLQDUVHDDYDULD

(QHUJ\ 8SGDWH V   DSUR[LPDGD

HOHYDGRV H GHYHP HVWDU VRE FRQWUROR

ÄGHYLGDDXPDIUDFDTXDOLGDGHGH

PHQWH  GRV FXVWRV GH RSHUD¾R

DSOLFDQGRVH FRQVWDQWHV HVIRUÂRV SD

IDEULFD¾R SURMHWR LQDGHTXDGR

H PDQXWHQ¾R 2 0  GH DOJXQV SDU

UDTXHHVWHVVLJDPXPDWUDMHWÎULDVHP

RX DWÄ P¼ DSOLFD¾R GR SURGXWR

TXHVHÎOLFRVRƪVKRUHHVW¾RDVVRFLDGRV

SUHGHFUHVFHQWH8PDIRUPDGHDWLQJLU

&KULVWRSKHU   $YDULDV HP

DDÂÐHVGHPDQXWHQ¾RQ¾RSODQHDGD

XPD UHGX¾R GRV FXVWRV GH 2 0 HP

URODPHQWRV H HQJUHQDJHQV HVW¾R

6DEHQGR TXH D FDL[D PXOWLSOLFDGRUD Ä

WXUELQDV HÎOLFDV SRGH VHU EDVHDGD QDV

IUHTXHQWHPHQWH UHODFLRQDGDV FRP

XP GRV FRPSRQHQWHV PDLV GLVSHQGLR

VHJXLQWHVHVWUDWÄJLDV

DOXEULƬFD¾R&RQVHTXHQWHPHQWH

FDGRUD H URODPHQWRV TXH UHSUHVHQ

ÂÐHV GH ÎOHR PDLV IUHTXHQWHV ƬO

’

,GHQWLƬFDUDFDXVDGHDYDULDSRLV

D DQ¼OLVH GD RULJHP GR SUREOHPD

VRV D PDQWHU GXUDQWH D YLGD HVWLPD ,GHQWLƬFDUFRPSRQHQWHVFUÈWLFRV

GHYHVHUIRFDGDQDLQIRUPD¾RFRQ

LPSOHPHQWD¾R GH XP SURJUDPD HƬ

TXH V¾R DTXHOHV TXH UHSUHVHQWDP

WLGDQDVSDUWÈFXODVGHGHVJDVWHTXH

FD] GH DQ¼OLVH GH OXEULƬFDQWHV UHYHOD

XP HOHYDGR ULVFR GH DYDULD SRU

ROXEULƬFDQWHWUDQVSRUWD M

VH XP SDVVR GHWHUPLQDQWH SDUD SUR

GHPRQVWUDUHP HOHYDGDV WD[DV GH

YLGHQFLDU XP HOHYDGR GHVHPSHQKR DR

DYDULDSRUUHSUHVHQWDUHPHOHYDGRV

OXEULƬFDQWHGDWXUELQDTXHPD[LPL]DU¼

FXVWRVGHUHSDUD¾RHGLDJQÎVWLFR

GD GH XPD WXUELQD HÎOLFD  DQRV  D

’

&RQWLQXDQDSUÎ[LPDHGL¾R


Fiabilidade e análise de lubrificantes em turbinas eólicas (1.ª parte)