Pipe Rack Rack Piping SAMSUNG Presentation SLIDE

7/25/2019 Pipe Rack Rack Piping SAMSUNG Presentation SLIDE

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PIPE RACK / WAYS

&

RACK PIPING By,

Akshaya Sharma

Associate Engineer Piping Department

Date 16thNov 2006


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INTRODUCTION

PIPE RACK Pipe Rack design criteria

Shapes Future Space Width o Pipe Rack

C!earance Pipe Rack "oading

RACK PIPIN# Positions o "ines $Process % Uti!ities& 'ot "ines % Co!d "ines (igger Si)e "ines Pipe Spacing Anchor (a* Unit (atter* "i+it E,pansion "oops Pipe Route

Tra*s

Contents


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A pipe rack is the +ain arter* o a process unit- It connects a!! e.uip+ent /ith !ines that cannot run through ad0acent areas- (ecauseit is !ocated in the +idd!e o the +ost p!ants1 the pipe rack +ust 2eerected irst1 2eore it 2eco+es o2structed 2* ro/s o e.uip+ent- Pipe racks carr* process1 uti!it* piping and a!so inc!ude instru+ent a

nd e!ectrica! ca2!e tra*s as /e!! as e.uip+ent +ounted o3er a!! o these-

The pri+ar* data re.uired or detai!ed de3e!op+ent o a pipe rack45

P!ot P!an P%ID6s C!ient Speciication Construction 7ateria!s

Fire prooing re.uire+ents Statutor* re.uire+ents

INTRODUCTION


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FOUNDATION

LONGITUDINAL BEAM

RANSVERSE BEAM

PORTAL

COLUM

N

OCESS TIER

ILITY TIER

ILITY TIER

BLE TRAYS


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Shapes There are 3arious shapes o pipe rack !ike "8T8U8'89- These s

hapes sha!! 2e considered 2ased on the area a3ai!a2!e-

Future Space The tota! /idth o the pipe rack sha!! inc!ude :;< e,tra space

or uture e,pansion8+odiication in unit or rack5/idth upto=>+ and =?< or rack5/idth a2o3e =>+- The uture space +1 @+ or =?+ or sing!e 2a* and =:+1 =>+ or :?+ or dou2!e 2a* ha3ing tiers +a,i+u+-The spacing 2et/een pipe rack porta!s sha!! 2e taken as >+ ingenera!- 'o/e3er it can 2e increased to @+ depending on the si)e o the pu+ps to 2e housed 2e!o/ pipe rack-

PIPE RACK DESIGN CRITERIA


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RACK WIDTH SELECTION CRITERIA


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DIFFERENT SHAPES OF PIPE RACKS

DEAD END YARD LINES ENTER &

LEAVE ONE END OF THE RACK

STRAIGHT THROUGH YARD LINES

CAN ENTER & LEAVE BOTH ENDS

OF THE RACK

L-SHAPED YARD LINES CAN

ENTER & LEAVE NORTH & EASTOF THE RACK

T-SHAPED RACK PIPING CAN

ENTER & LEAVE THREE SIDES OF

THE RACK


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DIFFERENT SHAPES OF PIPE RACKS

COMPBINATION OF I & T SHAPEDRACK

U-SHAPED YARD LINE CAN ENTER& LEAVE ALL FOUR SIDES OF THE

RACK

COMPLEX RACK PIPING ARRANGEMENT

FOR VERY LARGE CHEMICAL PLANT


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C!earance For units1 c!earance 2eneath pipe rack sha!! 2e + +ini+u+ 2oth in !ongitudina! and trans3ersedirections-

For Osite1 c!earance 2eneath pipe rack sha!! 2e:-:+ +ini+u+ 2oth in !ongitudina! and trans3erse directions-

Road c!earance sha!! 2e B+ or +ain road and ;+ or secondar* road-



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Pipe rack !oads sha!! 2e gi3en 2* stress group to Ci3i!% structura! discip!ine or pipe rack design-

Sustain "oad $Dead "oad& Weight o piping1 3a!3e and !oad insu!ation

Ther+a! "aod "oad 2* ther+a! e,pansion o piping % Reaction orce 2

* interna! pressure o e,pansion 2e!!o/s

D*na+ic "aod "oad 2* 3i2ration o piping % 2* /ind and earth.uake

Sustained "oad $"i3e "oad& "i.uid !oad or h*drostatic pressure test

PIPE RACK LOADING


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Position o "ines Predo+inant!* process !ines are to 2e kept at !o

/er tier and1 uti!it* % hot process !ines on upper tier-

'ot "ines % Co!d "ines #enera!!* hot !ines % co!d !ines are to kept at dierent tiers or at dierent groups on a tier-

Pipe Spacing 7ini+u+ spacing 2et/een ad0acent !ines sha!! 2e decide

d 2ased on O-D- o 2igger si)e !ange $+ini+u+ rating ?? to 2e considered&1 O-D- o the s+a!!er pipe1 indi3idua! insu!ation thickness and additiona! :;++ c!earance- E3en i !ange is not appearing the +in- spacing sha!! 2e 2ased on a2o3e 2asis on!*- Actua! !ine spacing1 especia!!*

at "6 2end and !oop !ocations1 sha!! take care ther+a! e,pansion8ther+a! contraction8non5e,pansion o ad0ace

RACK PIPING


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(igger Si)e "ines "arge si)e !ines $= and !arger& sha!! 2e arranged c!ose to t

he co!u+n in order to decrease the 2ending +o+ent o 2ea+- Water !ines +ore than ? sha!! not 2e routed o3er piperack1 these sha!! 2e routed underground-

Anchor (a* Anchors on the racks are to 2e pro3ided on the anchor 2a*i the concept o anchor 2a* is adopted- Other/ise anchorsha!! 2e distri2uted o3er t/o to three consecuti3e 2a*s-

Anchors sha!! 2e pro3ided /ithin unit on a!! hot !ines !ea3ing the unit-

Pipe Route Racks sha!! 2e designed to gi3e the piping shortest possi2!e

run and to pro3ide c!ear head roo+s o3er +ain /a!k/a*s1secondar* /a!k/a*s and p!ator+s-

RACK PIPING


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Tra*s #enera!!* top tier is to 2e kept or E!ectrica! ca2!e tra*s $i

not pro3ided in underground trench& and Instru+ent ca2!educts8tra*s- Ca2!e tra* !a*ing to take care o necessar* c!earances or the ire prooing o structure-

(atter* "i+it $IS("& Process !ines crossing units $/ithin units or ro+ unit to +ain pipe/a*& are nor+a!!* pro3ided /ith a 2!ock 3a!3e1 spectac!e 2!ind and drain 3a!3e- (!ock 3a!3es are to 2e grouped and !ocations o 2!ock 3a!3es in 3ertica! run o pipe are preered- I the 2!ock 3a!3es ha3e to 2e !ocated in an o3erhead pipe5/a*1 staircase access to a p!ator+ a2o3e the !inessha!! 2e pro3ided-

RACK PIPING


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RACK PIPING


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RACK PIPING


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RACK PIPING


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EXPANSION LOOPS

MAKE LINES INTO A GROUP AND INSTALL A

LARGE SIE PIPING AND HIGH TEMPERATURE

PIPING TO THE EDGE OF THE RACK

E,pansion !oop is pro3ided on the high te+perature !ines- This inor+ation sha!! 2e gi3en 2* stress group- A!! the !oops sha!! 2e !ocated around one co!u+n on!*-


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EXPANSION LOOPS

When necessar* to insta!! an e,pansion !oop on the condensate !ine1 do it hori)onta!!* to pre3ent /ater ha++ering- (ut do as a2o3e i hori)onta! !oop is i+possi2!

e-


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THANK YOU

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Pipe Rack Rack Piping SAMSUNG Presentation SLIDE