hydrocracking technology
TRANSCRIPT
-
8/19/2019 HYDROCRACKING TECHNOLOGY
1/12
Seminar report
HYDROCRACKING TECHNOLOGY
PREPARED BY:
PATEL VISMAYKUMAR RAJESHBHAI
GUIDE:
DR. RANJAN SENGUPTA
-
8/19/2019 HYDROCRACKING TECHNOLOGY
2/12
INTRODUCTION :
• ommer!ia""# $e%e"ope$ I. G. 'ar&en In$()trie) *+,-/ *"i0nite into 0a)o"ine/
• 'ir)t mo$ern $i)ti""ate 1#$ro!ra!2er 3 1e%ron *+,45/
• *Mi$6+,47)/ T1e a(tomo&i"e in$()tr# )tarte$ t1e man(8a!t(re o8 1i01 per8orman!e !ar)
• Hi016!ompre))ion ratio en0ine) t1at re9(ire$ 1i016o!tane 0a)o"ine.• '"(i$ !ata"#ti! !ra!2in0 *0a)o"ine pro$(!t 1i016&oi"in0 oi" !a""e$ !#!"e oi"/
• #!"e oi" *;a) $i88i!("t to !on%ert to 0a)o"ine an$ "i01ter pro$(!t)/. H#$ro!ra!2in0 !an !ra!2
• S;it!1 o8 rai"roa$) 8rom )team to $ie)e" en0ine) a8ter
-
8/19/2019 HYDROCRACKING TECHNOLOGY
3/12
HYDROCRACKING :
• ata"#ti! petro"e(m re8inin0 pro!e))
• on%ert 1ea%# 1i01 &oi"in0 point 1#$ro!ar&on) into more %a"(a&"e )ma""er "o; &oi"in0 1#
• In pre)en!e o8 H#$ro0en
• At 1i01 temperat(re)*>4 3 FF+o/ 1i01 pre))(re) *+76-77 K0!m-0/
• In pre)en!e o8 !ata"#)t
• H#$ro!ra!2er 0i%e) E!o 8rien$"# Pro$(!t) * )at(rate$ 1#$ro!ar&on) "o; to ("tra "o; )("8(
• H#$ro!ra!2in0 ata"#ti! !ra!2in0 H#$ro0enation
• ata"#ti! !ra!2in0 i) t1e &rea2in0 o8 a !ar&on3!ar&on )in0"e &on$ an$ 1#$ro0enation i)
1#$ro0en to a !ar&on3!ar&on $o(&"e &on$.
G"enn E. Han$;er2 Jame) H. Gar#. Petro"e(m Re8inin0 Te!1no"o0# an$ E!onomi!) Mar!e" De22er In!. Ne; Yor2. -77+ +,6+F7
-
8/19/2019 HYDROCRACKING TECHNOLOGY
4/12
CHEMISTRY :
• on%ert) t1e 1ea%# 8ee$ )to!2 to "o;er mo"e!("ar ;ei01t pro$(!t)
• Remo%e) )("8(r Nitro0en Sat(rate) o"e8in) an$ Aromati!).
• r0ani! )("8(r *H-S/ nitro0en *NHE/ an$ o#0en !ompo(n$) *H-./
• Rea!tion) in 1#$ro!ra!2in0 : De)ira&"e an$ Un$e)ira&"e.• De)ira&"e : Treatin0 Sat(ration an$ ra!2in0 rea!tion).
• Un$e)ira&"e : ontaminant poi)onin0 o2in0 o8 t1e !ata"#)t.
• Treatin0 rea!tion) : *r0ani!/ Meta") remo%a" "e8in )at(ration S("8(r remo%a" *HDS/ Nit
*HDN/ #0en remo%a" an$ Ha"i$e) remo%a".
• ra!2in0 rea!tion) : Bi68(n!tiona" me!1ani)m *re9(ire) t;o $i)tin!t t#pe) o8 !ata"#ti! )ite)/
• A!i$ 8(n!tion *!ra!2in0 an$ i)omeri?ation/ an$ Meta" 8(n!tion *o"e8in 8ormation an$ 1#$ro0
• ra!2in0 rea!tion *re9(ire) 1eat/ H#$ro0enation rea!tion *0enerate) 1eat/. %era"" 1eat re"e
1#$ro!ra!2in0
DAVID S. J.@STAN JNES PETER R. PUJADC Han$&oo2 o8 Petro"e(m Pro!e))in0 Sprin0er.Net1er"an$).-77> -,-6-,4.
-
8/19/2019 HYDROCRACKING TECHNOLOGY
5/12
Mary P. McGuiness Terry E. He!"#n T$#%as &. De'nan (r. e" a!. )*++,-u!y Ca"a!y"ic $y/r# 0r#cessin' a '##/ a!"erna"i1e "# s# !1en" 0r#cessin'2 re"ri
$""0:44555.#'-.c#%4ar"ic!es40rin"41#!u%e2+64issue27+4in2"$is2issue4re3inin'4ca"a!y"ic2$y/r#0r#cessin'2a2'##/2a!"erna"i1e2"#2s#!1en"20r#cessin'.$"%!
-
8/19/2019 HYDROCRACKING TECHNOLOGY
6/12
CATALYST :
• Bi68(n!tiona" ata"#)t
• Meta" 8(n!tion *8or H#$ro0enation/ :
P"atin(m Pa""a$i(m
S("8i$e meta") o8 Ni!2e" Mo"#&$en(m T(n0)ten a) Ba)e Meta"
• Ke# re9(irement : M()t a!ti%ate 1#$ro0en an$ !ata"#?e $e1#$ro0enation an$ 1#$ro0enatio
• A!i$i! 8(n!tion *8or !ra!2in0/ :
Amorp1o() )i"i!a a"(mina ?eo"ite)‐
DAVID S. J .@STAN JNES PETER R. PUJADC Han$&oo2 o8 Petro"e(m Pro!e))in0 Sprin0er.Net1er"an$).-77> -,5.
-
8/19/2019 HYDROCRACKING TECHNOLOGY
7/12
&LO8 SCHEMES :
Sin0"e Sta0e n!e t1ro(01
DAVID S. J.@STAN JNES PETER R. PUJADC Han$&oo2 o8 Petro"e(m Pro!e))in0 Sprin0er.Net1er"an$).-77> -556-,7
Single Stage with recycle T;o )ta0e
-
8/19/2019 HYDROCRACKING TECHNOLOGY
8/12
PROCESS :
Is#crac9in' :
• Same pro!e)) a) 1#$ro!ra!2in0 &(t at a "o;er temperat(re an$ pre))(re.
• Hi01 ratio o8 i)opara88in) to norma" para88in in it) "i01t pro$(!t)
•A 1i01 per!enta0e o8 i)opara88in) in!rea)e) "i01t nap1t1a pro$(!t o!tane n(m&er).
• I)o!ra!2in0 remo%e) 1ea%# aromati! !ompo(n$) an$ !reate) i)opara88in) to pro$(!e mi$$"e
o(t)tan$in0 &(rnin0 an$ !o"$ 8"o; propertie)
• Kero)ene ;it1 "o; 8ree?e point) an$ 1i01 )mo2e point)
• Die)e" 8(e") ;it1 "o; po(r point) an$ 1i01 !etane n(m&er)
• Li01t nap1t1a) ;it1 a 1i01 i)opara88in !ontent
Unicrac9in'• arrie$ o(t at mo$erate temperat(re)*-576F4/ an$ pre))(re)*46-+, 20!m-/
• UP !ontin(e) to $e%e"op !ata"#)t) t1at pro%i$e en1an!e$ per8orman!e ;it1o(t )a!ri8i!in0 #
• Impro%e etane an$ impro%e $ie)e" !o"$ 8"o; propertie) t1e )imp"e epe$ient o8 a !ata"#)
t1e )ame rea!tor
Ro&ert A. Me#er) Han$&oo2 o8 petro"e(m re8inin0 pro!e)) M!Gra;6Hi"". Ne; Yor2.+,,.6.F.-4
-
8/19/2019 HYDROCRACKING TECHNOLOGY
9/12
PROCESS ARIABLES :
• Rea!tor Temperat(re
• Rea!tor Pre))(re
•
Spa!e Ve"o!it#• Nitro0en ontent
• H#$ro0en )("8i$e
• Re!#!"e Ga) rate
• H#$ro0en P(rit#
G"enn E. Han$;er2 Jame) H. Gar#. Petro"e(m Re8inin0 Te!1no"o0# an$ E!onomi!) Mar!e" De22er In!. Ne; Yor2. -77+ +F>6+F5.
-
8/19/2019 HYDROCRACKING TECHNOLOGY
10/12
HYDROCRACKING REACTOR :
• 'ie$6&e$ !ata"#ti! rea!tor
• Hi01 Temperat(re 8or t1e !ata"#)t to 1#$ro!ra!2 t1e 8ee$.
• Hi01 Temp. 6 In!rea)e t1e !ata"#)t a!ti%it#.
• +)t &e$ Not a!ti%e !ata"#)t &(t 8(n!tion) a) r()tparti!("ate arre)tor
an$ pre%ent) ear"# $eterioration o8 !ata"#)t.
• MOC - 2¼Cr–1Mo or 3Cr–1Mo
• Sma"" amo(nt o8 %ana$i(m i) a$$e$ *to in!rea)e it) )tren0t1 !1ara!teri)ti!)/
• F., m ID *ommer!ia""#/ 7 !m T1i!2ne))* $epen$in0 on $e)i0n P an$
Diameter/ • Mi$$"e $i)ti""ate * or F &e$)/
• Nap1t1a *4 or > &e$)/
DAVID S. J.@STAN JNES PETER R. PUJADC Han$&oo2 o8 Petro"e(m Pro!e))in0 Sprin0er.Net1er"an$).-77> 7567,
-
8/19/2019 HYDROCRACKING TECHNOLOGY
11/12
• Eot1ermi! pro!e))
• To a%oi$ o%er1eatin0 an$ to pro%i$e a )a8e an$ )ta&"e operation 3 9(en!1in0 ?one).
*a/ To !oo" t1e partia""# rea!te$ 8"(i$)
*&/ To a))(re a (ni8orm temperat(re $i)tri&(tion *!/ To mi e88i!ient"#
• Un&a"an!e$ temperat(re) in a !ata"#)t &e$ Di88erent rea!tion rate) in t1e )ame &e$
• Di88erent $ea!ti%ation rate) o8 t1e !ata"#)t Temperat(re e!(r)ion)
• D(rin0 operation t1e 1#$ro!ra!2in0 !ata"#)t 0ra$(a""# "o)e) )ome o8 it) a!ti%it#.
• To maintain t1e !on%er)ion o8 8ee$)to!2 to pro$(!t) !on)tant t1e a%era0e &e$ temperat(re i)
in!rea)e$. *+Omont1/
• A%era0e &e$ temperat(re De)i0n maim(m t1e !ata"#)t 1a) to &e rep"a!e$ or rea!ti%ate$.
DAVID S. J.@STAN JNES PETER R. PUJADC Han$&oo2 o8 Petro"e(m Pro!e))in0 Sprin0er.Net1er"an$).-77> +7
-
8/19/2019 HYDROCRACKING TECHNOLOGY
12/12
ADANTAGES AND DISADANTAGES O& HYDROCRACKIN
A/1an"a'es :
• It) 8"ei&i"it# ;it1 re)pe!t to pro$(!tion o8 0a)o"ine an$ mi$$"e $i)ti""ate)
•
A&i"it# to 1an$"e a ;i$er ran0e o8 8ee$)to!2 "i2e !#!"e oi") 8rom ot1er !ra!2in0 (nit)• Doe) not #ie"$ an# !o2e a) pro$(!t
• Better !on%er)ion o8 t1e 0a) oi" an$ re)i$(e) into ()e8(" pro$(!t).
• No SoK No- pro$(!tion
• Mi$$"e $i)ti""ate #ie"$ i) 57 a) !ompare$ to F4 in 'U.
• T1e pro$(!t) are !"ean )at(rate$ 1i01 in %a"(e.
Disa/1an"a'e :
• Hi01 !apita" an$ operatin0 !o)t• Pre))(re 0eneration
• E9(ipment )a8et#
• Lo;er 0a)o"ine 9(a"it# in term) o8 o!tane n(m&er
G"enn E. Han$;er2 Jame) H. Gar#. Petro"e(m Re8inin0 Te!1no"o0# an$ E!onomi!) Mar!e" De22er In!. Ne; Yor2. -77+ +6+5.