Perilaku batuan dinamik

MEKANIKA MEKANIKA BATUAN BATUAN PERILAKU BATUAN DINAMIK 

OLEH : ELGA NATALINDO DBD 112 074

KEMENTRIAN PENDIDIKAN DAN KEBUDAY KEBUDAYAAN UNIVERSITAS UNIVERSITAS PALANGKA PALANGKA RAYA FAKULTAS TEKNIK  JURUSAN TEKNIK PERT PERTAMBANGAN AMBANGAN 2014

BAB I PENDAHULUAN

Batuan

mempunyai

perilau

!"e#a$i%ur&

yan'

"er"e(a)"e(a

 pa(a *aat menerima "e"an+ Perilau "atuan ini (apat (itentuan antara lain (i la"%rat%rium (en'an u,i uat tean+ Dari #a*il u,i (apat (i"uat ur$a te'an'an) re'an'an- ur$a rayapan (ari u,i (en'an te'an'an %n*tan- (an ur$a rela*a*i (ari

u,i

(en'an

re'an'an

%n*tan+

Den'an men'amati ur$a

ur$a ter*e"ut (apat (itentuan perilau (ari "atuan+ .e/ara 'ari* "e*ar- ter(apat (ua perilau "atuan- yaitu *tati (an (inami+ Pa(a (a*arnya ter(apat "er"a'ai ,eni* perilau "atuan (inami- yaitu Net%nian  H%%e- el$in- 3aell (an Bur'er+ Di'unaan m%(el re%l%'i (alam mema#ami perilau "atuan (inami+ 5e%l%'i a(ala# *tu(i men'enai aliran materi- terutama etia (alam %n(i*i /airnamun ,u'a "en(a pa(at (an *emi pa(at etia re*p%n yan' (itun,uan "erupa aliran pla*ti* (an "uan (e6%rma*i *e/ara ela*ti* etia 'aya (iaplia*ian+

Gam"ar 1+ ur$a rayapan

BAB II I.I

3%(el re%l%'i untu rayapan ter"a'i men,a(i (ua- yaitu • •

3%(el *e(er#ana : H%%e !ela*ti*&  Net%n !$i*%*& 3%(el %mple* : el$in- 3aell- (an Bur'er 

1+ 3%(el 5e%l%'i .e(er#ana 1+1+ 3%(el 5e%l%'i H%%e !ela*ti*&

Gam"ar 2+ 5e%l%'i 5e'an'an H%%e •

Perilau "atuan (iataan ela*ti !linier maupun n%n linier& ,ia ti(a ter,a(i

•

(e6%rma*i permanen pa(a *aat te'an'an (i"uat n%l ur$a te'an'an)re'an'an (an re'an'an)atu untu perilau "atuan ela*ti 

• •

linier (an ela*ti n%n linier Pla*ti*ita* a(ala# arateri*ti "atuan yan' men'i,inan re'an'an !(e6%rma*i& permanen yan' "e*ar *e"elum "atuan ter*e"ut #an/ur !6ailure&+

1+2+ 3%(el 5e%l%'i Net%nian  Pla*ti .empurna

Gam"ar 2+ 5e%l%'iNet%nian  Pla*ti .empurna

•

.uatu material pla*ti *empurna a(ala# material yan' ti(a aan ter(e6%rma*i *ama *eali *elama te'an'an yan' (iterimanya le"i# e/il (ari te'an'an "ata*

•

8%+ 9ia te'an'an yan' (iterima *ama atau le"i# "e*ar (ari "ata* ter*e"ut !8%& -

•

material aan teru* ter(e6%rma*i tanpa penam"a#an te'an'an+ 3%(el material ter*e"ut a(ala# *e"ua# "e"an  (iletaan pa(a permuaan yan' memilii %e6i*ien 'e*ean tetap ;+

1+<+ 3%(el 5e%l%'i .t+ =enent  Ela*t% Pla*ti .empurna

Gam"ar <+ 5e%l%'i .t+ =enent  Ela*t% Pla*ti .empurna

•

3aterial .t+ =enant a(ala# material yan' "erperilau ela*ti *empurna pa(a aplia*i tin'at te'an'an (i "aa# 8% - (an pla*ti *empurna etia 8 % ter*e"ut

•

ter/apai+ 9a(i- material ini a(ala# %m"ina*i (ari *uatu elemen ela*ti *empurna E (an elemen pla*ti *empurna  yan' (i*u*un *e/ara *eri+

2+ 3%(el 5e%l%'i %mple* 2+1+ 3%(el 5e%l%'i 3aell  Ela*t% $i*/%u*

Gam"ar 4+ 5e%l%'i 3aell  Ela*t% $i*/%u*

•

3erupaan 5e'an'an *eetia (i*u*ul (en'an enaian re'anan *e/ara

•

linear+ 3en''am"aran Ta#ap re'an'an *eetia  rayapan *eun(er 

2+2+ 3%(el 5e%l%'i el$in  >irm =i*/%u*

Gam"ar ?+ 5e%l%'i el$in  >irm =i*/%u*

Gam"ar @+ 5e%l%'i Generalie( el$in

•

3en''am"aran ta#ap rayapan primer- yaitu *aat (imana la,u (e6%rma*i menurun 6un'*i atu  (e6%rma*i ela*ti tertun(a ) ,ia te'an'an (i"e"a*an *e"elum meleati !&- ter,a(i in*tantane%u* re/%$ery !>& (iiuti (en'an (elaye( ela*ti/ re/%$ery !>G& !Li#at Gam"ar 7&

2+<+ 3%(el 5e%l%'i Bur'er 

•

3%(el merepre*enta*ian m%(el material yan' palin' *e(er#ana (aripa(a

•

re'an'an pa(a *aat re'an'an primer (an *eun(er+ 3%(el ini a(ala# yan' palin' /%/% untu material *e(imen

• • • •

1 C Delaye( rate ela*ti/ity 2 C rate $i*/%u* 6l% G1 C (elaye( ela*ti/ity G2 C ela*ti/ *#ear m%(ulu*

DAFTAR PUSTAKA

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