BOILER CHEMICAL CLEANING PROCEDURE DOCUMENT NO: P-T3107 - PROD - 073
ORIGINATED BY
REVIEWED BY
APPROVED BY
DISTRIBUTION - CDCC Original
:
- All Div. : Co! DJUNAEDI BOILER SUPTD.
REV. NO
ISSUED DATE
MATHEUS MARYONO GEN. SUPTD. EFFECTIV E DATE
SIMSON SITUMORANG SITE MANAGER
- All D"#. : Co!
BRIEF OF REVISION
PT. TRUBA JAYA ENGINEERING LABUAN 2 BANTEN 2 300 MW CFSPP BOILER CHEMICAL CLEANING PROCEDURE
Uni# I++$ing : Con+#r$,#ion Boil"r Ar"a
Arov" B! : Si#" Manag"r
DOC. NO P-T3107 - PROD - 060
ISSUANCE DATE: Jan$ar! %&' ())* Pag" ( o &)
RE/ISION : )
TABLE OF CONTENT
N!.
D"#$%&'(&!)#
P*+"
COVER
&
TABLE OF CONTENT
(
1
PURPOSE
%
2
CLEANING SCOPE
%
3
FLOW OF BOILER CHEMICAL CLEANING
0
,
PREPARATION
0
CHEMICAL CLEANING PROGRAM
1
RE/UIREMENT ENTS O OF FT TH HE CO CONCER ERN NED LA LABORATORY
2
7
WORS AF AFTER CH CHEMICAL CLEANING
*
CHEMICAL CL CLEANING WA WASTE TR TREATMENT
*
SAFETY RE/UIREMENT
*
10
ATTACHMENT
&)
PT. TRUBA JAYA ENGINEERING LABUAN 2 BANTEN 2 300 MW CFSPP BOILER CHEMICAL CLEANING PROCEDURE
Uni# I++$ing : Con+#r$,#ion Boil"r Ar"a
Arov" B! : Si#" Manag"r
DOC. NO P-T3107 - PROD - 060
ISSUANCE DATE: Jan$ar! %&' ())* Pag" % o &)
RE/ISION : )
1. PURPOS PURPOSE E OF CHEMI CHEMICA CAL L CLEA CLEANIN NING G 1.1. Complete Completely ly clean clean all impurities impurities from inner surface of boiler boiler water wallstea wallsteam m pipe line an! economi"er# suc$ as metal !ebris# o%i!e# &rease# oil# !ust an! metal o%i!e pro!uce! on inner surface !urin& e'uipment manufacture an! stora&e. 1.(. )ay foun!ation for inner inner boiler $eatin $eatin surface to &enerate &enerate protecti*e coatin& coatin& of +e 3O, an! to pre*ent furt$er corrosion of inner wall. 1.3. ttain ttain eli&ibl eli&ible e waterste watersteam am 'uality in relati*ely relati*ely faster manner after t$e start up of boiler# boiler# ensure t$e unit to put into operation smoot$ly an! reac$ full loa! in relati*ely less time. 2. CLEA CLEANI NING NG SCOP SCOPE E (.1. cope of boiler c$emical c$emical cleanin&/ cleanin&/ oiler proper pipe# economi"er# economi"er# an! water si!e of steam !rum. (.(. T$e cyclone separator separator insi!e t$e steam !rum !rum is not installe! installe! !urin& t$is perio!. perio!. T$e strainer insi!e t$e lower rin& an! t$e outlet orifice are not installe! !urin& c$emical cleanin&. (.3. (.3. ate aterr Equipment (Title)
Full !te" #$lume (m%)
2conomi"er
1(.,
ater all
1,
4nclu!in& team Drum an! Down Comer# lower $ea!er rin& pipe Temporary Pipe
3.
Temporary Tan5
30
T$t!l
1&&.&
uper eater
7
ain team Pipe
3.(
T$t!l
'.2
ater preser*ation an! bac5was$
%. FLO FLO OF OIL OILER ER CHE CHEMIC MICAL AL CLEA CLEANIN NING G
C$emical Cleanin&
PT. TRUBA JAYA ENGINEERING LABUAN 2 BANTEN 2 300 MW CFSPP BOILER CHEMICAL CLEANING PROCEDURE
Uni# I++$ing : Con+#r$,#ion Boil"r Ar"a
Arov" B! : Si#" Manag"r
DOC. NO P-T3107 - PROD - 060
ISSUANCE DATE: Jan$ar! %&' ())* Pag" 0 o &)
RE/ISION : )
T$e boiler c$emical cleanin& process flow/ ater flus$in& 8 l5ali circulation 8 Cleanin& 8 ater flus$in& after al5ali circulation cleanin& 8 y!roc$lori!e y!roc$lori!e aci! circulation circulation cleanin& cleanin& 8 ater flus$in& flus$in& 8 Rinsin& an! Passi*ation. +ill water to boiler an! flus$ boiler wit$ c$emical cleanin& pump. *. PREPAR PREPARATI ATION ON EFORE EFORE CHEMI CHEMICA CAL L CLEAN CLEANING ING ,.1. ,.1. T$e T$e +oll +ollow owin in& & syste system m must must norm normal ally ly be put put into into oper operat atio ion n sepa separa rate tely ly an! an! $a*e $a*e correspon!in& correspon!in& operation measurement. ,.1.1. ,.1.1. T$e water water treatment treatment system of power power plant $as been been finis$e! finis$e! for commissio commissionin& nin& an! coul! be put into normal operation. ater treatment plant can supply enou&$ an! &oo! 'uality fres$ water an! !ematerialise! water. ,.1.(. ,.1.(. tart tart up boiler boiler an! start start up steam steam system system coul! coul! supply supply 0.9 8 1.0 Pa press pressure ure steam. ,.1.3. ,.1.3. aste aste water water trea treatme tment nt syste system. m. ,.(. oiler oiler $y!rauli $y!raulic c pressure pressure test $as been complete. complete. oiler oiler insulati insulation on $as been been finis$e! finis$e!:: t$e furnace is statisfie! t$e con!ition of sealin&. ,.3. Temporary system re'uirements re'uirements ,.3. ,.3.1. 1. +ini +inis$ s$ t$e t$e inst instal alla lati tion on of t$e t$e all all temp tempor orar ary y pipe pipe an! an! e'ui e'uipm pmen ents ts acco accor! r!in in& & t$e t$e !rawin&s !rawin&s.. +inis$ +inis$ t$e trial operation operation of rotary rotary mac$iner mac$ineries ies un!er un!er re&ulati re&ulation. on. T$e temporary system $as been ma!e $eat insulation in relation to steam system. ,.3.(. ,.3.(. T$e tempora temporary ry system system s$all s$all $a*e a $y!rau $y!raulic lic pressure pressure test. test. ,.3.3. T$e copper copper core *al*e s$oul!n;t s$oul!n;t be installe! installe! at at t$e c$emical cleanin& system. ,.3.,. +inis$ t$e installation installation an! commissionin& commissionin& of all electric an! control control system. system. ,.3.. ,.3..
,00 mm as an o*erflow pipe to return li'ui! to t$e cleanin& tan5.
PT. TRUBA JAYA ENGINEERING LABUAN 2 BANTEN 2 300 MW CFSPP BOILER CHEMICAL CLEANING PROCEDURE
Uni# I++$ing : Con+#r$,#ion Boil"r Ar"a
Arov" B! : Si#" Manag"r
DOC. NO P-T3107 - PROD - 060
ISSUANCE DATE: Jan$ar! %&' ())* Pag" 1 o &)
RE/ISION : )
,.3.?. @ame plates plates for *al*e wit$in wit$in t$e scope of t$e cleanin& cleanin& system $a*e been been $un& up. ,.3.10. T$e !emineralise! !emineralise! water containin& containin& @3 an! @(, an! p ?. to 10.0 s$oul! be fille! to super $eater. ,.3.11. T$e laboratory test room in site is prepare! rea!y rea!y an! coul! be put into operation. ll t$e instrument an! c$emical analy"ers are 'ualifie! subAect to calibration. calibration. ,.3.1(. ,.3.1(. T$e entire formal formal control# control# re&ulation re&ulation an! measurem measurement ent e'uipment e'uipment in t$e c$emical c$emical cleanin& loop is installation after t$e en! of c$emical cleanin&. T$ere s$oul! be reliable isolation measurement measurement to t$e formal instrument t$at t $at $as been installe!. ,.3.13. ,.3.13. *oi! *oi! cleanin& cleanin& li'ui! li'ui! corrosion corrosion to all t$e pipes an! e'uipment e'uipment not ta5e part in t$e cleanin& by closin& *al*e an! blin!in& plates. ,.3.1,. Disc$ar&e facilities facilities for cleanin& li'uor waste $a*e been fi%e!. ,.3.1. Do not install c$ec5 *al*e *al*e on t$e fee! water pipe of t$e economi"er# economi"er# or enforce open t$e c$ec5 *al*e if t$e c$ec5 *al*e $as been installe!. ,.3.16. ,.3.16. Close Close t$e primary primary an! secon!ary secon!ary *al*e of boiler boiler samplin& samplin& tubes# tubes# !osin& !osin& tube an! instrument tubes. ,.3.17. T$e *al*e in temporary system is c$ec5e! an! 'ualifie! subAect subAect to !isassemble. +. CHEMI CHEMICA CAL L CLEA CLEANIN NING G PROG PROGRA RAM M .1. oiler oiler ater ater +lus$ +lus$in& process flow/ cleanin& tan5 8 cleanin& pump 8 economi"er 8 !rum 8 water wall 8 lower rin& $ea!er 8 temporary pipes 8 rain water collection plant. .1.1. .1.1. +ill +ill water water Bfirst Bfirst clear clear water# water# secon secon! ! !emin !eminera eralilise! se! water water to clean cleanin& in& tan5 to $i&$ $i&$ le*el location# cleanin& pump fill water to boiler# flus$ economi"er# !rum an! water wall# !rain by openin& *al*es of lower rin& $ea!er !isc$ar&e. .1.(. .1.(. Control Control t$e !rum !rum le*el le*el abo*e abo*e t$e centre centre scale scale (0 to 300 300 mm. .1.3. .1.3. Don; Don;tt stop stop flus$i flus$in& n& until until t$e sample sample from from sampl samplin& in& *al*e *al*e reac$e reac$es s t$e stan!a stan!ar! r! B!eli*ery water sample is *isually clean wit$out suspen!e! substance. Close t$e !isc$ar&e *al*e. .1.,. .1.,. Prepar Prepare e t$e solu solutio tion n of 10m& 10m&1 1 @3>100m&1 @(, in cleanin& tan5. =se c$emical cleanin& pump fill t$e !emineralise! water containin& @ 3>@(,p?. to 10.0 to super $eater# a!! about 3 tan5s of water. .1.. .1.. Open Open t$e &eneral &eneral !isc$ar !isc$ar&e &e *al*e. *al*e. Drain Drain t$e flus$in flus$in& & water water in !rum# !rum# econom economi"e i"er# r# water wall an! lower rin& $ea!er to rain water collection plant.
DOC. NO P-T3107 - PROD - 060
PT. TRUBA JAYA ENGINEERING LABUAN 2 BANTEN 2 300 MW CFSPP BOILER CHEMICAL CLEANING PROCEDURE
Uni# I++$ing : Con+#r$,#ion Boil"r Ar"a
ISSUANCE DATE: Jan$ar! %&' ())*
Arov" B! : Si#" Manag"r
Pag" 3 o &)
RE/ISION : )
.(. l5ali l5ali Cleanin Cleanin& & .(.1. .(.1. Disso Dissol*e l*e t$e follo followi win& n& c$emic c$emical al in t$e cleani cleanin& n& tan5. tan5. T$e first first concen concentra tratio tion n of c$emicals use! in al5ali cleanin& sta&e as t$e followin&/ •
0., w t triso!ium p$osp$ate.
•
0.( w t !iso!ium B$y!ro&en p$osp$ate.
=se t$e clean pump fee! al5ali cleanin& solution from economi"er into t$e boiler. .(.(. .(.(. !Aust !Aust !rum le*el to normal normal operation operation le*el strictly strictly after al5ali al5ali cleanin& cleanin& solutio solution n was fee! to boiler. .(.3. .(.3. C$ec5 C$ec5 boiler boiler an! tempor temporary ary system system *al*e *al*e con!itio con!ition n is rea!y. rea!y. .(.,. .(.,. Eeeps Eeeps al5ali al5ali cleanin& cleanin& time time for 9 to 10 $ours $ours temperatu temperature/ re/ 90 8 ?00 C .(.. .(.. T$e !rum !rum le*el le*el is controlle controlle! ! at t$e top of le*el le*el Babout Babout > (0 mm. mm. .(.6. .(.6. Concentr Concentratio ation n of p$osp$at p$osp$ate e in boiler boiler water s$oul! s$oul! be perio!icall perio!ically y analy"e! analy"e! !urin& al5ali cleanin& sta&e. 4f t$e concentration of t$e c$emical rea&ent !ecreases to 0.1 w t# t$e c$emical rea&ent can be suitably fille! in. .3. ater +lus$in& +lus$in& after l5ali Cleanin& Cleanin& .3.1. .3.1. Complete Completely ly open !isc$a !isc$ar&e r&e *al*e *al*e !isc$ar&e !isc$ar&e solutio solution. n. .3.(. .3.(. fter t$e al5ali al5ali cleanin cleanin& & lye !raina&e !raina&e is o*er. o*er. =se cleanin& cleanin& pump fill fill flus$in& flus$in& water to boiler. .3.3. +lus$ stan!ar!/ stan!ar!/ until t$e !eli*ery !eli*ery water is clear wit$out colour colour an! impurity# p p F ?.0. .3.,. fter t$e flus$in& is o*er# a!Aust a!Aust t$e !rum le*el le*el below t$e centre centre point 100mm. .,. oiler oiler ci! Cleanin Cleanin& & .,. .,.1. 1. +ill +illin in& & C$em C$emic ical als s 2stablis$ followin& followin& cycle flow/ cleanin& tan5 8 cleanin& pump 8 economi"er 8 !rum 8 boiler water wall 8 lower rin& $ea!er 8 cleanin& tan5. Control water temperature temperature to 0 8 600C. !Aust !rum le*el below centre point 100mm an! t$e cleanin& tan5 at lower le*el.
PT. TRUBA JAYA ENGINEERING LABUAN 2 BANTEN 2 300 MW CFSPP BOILER CHEMICAL CLEANING PROCEDURE
Uni# I++$ing : Con+#r$,#ion Boil"r Ar"a
Arov" B! : Si#" Manag"r
DOC. NO P-T3107 - PROD - 060
ISSUANCE DATE: Jan$ar! %&' ())* Pag" 4 o &)
RE/ISION : )
+ill in$ibitor 9005& to cleanin& tan5# wait for 1 $our an! t$an a!! C4. Ta5e sample from return tube. naly"e C4 concentration control t$e C4 concentration is less t$an . w t. w$en t$e C4 concentration in t$e return tube reac$es abo*e 3.0# be&in be&in t$e time time recor! recor! for filli fillin& n& aci!# aci!# put t$e clean cleanin& in& moni monitor torin& in& system system into into operation. Control t$e !rum le*el abo*e centre point (00 G 0 mm !urin& fillin& aci! an! after finis$in& fillin& aci!. .,.(. .,.(. ci! ci! Clean Cleanin& in& Re'u Re'uire iremen ments ts Control Control t$e !rum le*el le*el abo*e abo*e centre point (00 G 0 mm after finis$in& finis$in& fillin& fillin& aci!. aci!. 0 !Aust cleanin& solution temperature at 0 8 60 C by au%il au%iliar iary y steam steam $eatin $eatin&. &. naly"e solution sample for aci! stren&t$ an! iron concentration in cleanin& pump outlet an! return tube an! reco!e t$e temperature perio!ically. .,.3. .,.3. ci! Cleanin& Cleanin& 2n! Point Point 2stimat 2stimation ion 2n! t$e aci! cleanin& w$en t$ere is basically no c$an&e of ferrous ion an! C4 concentration. .. +lus$ +lus$ after ci! Cleanin Cleanin& & fter confirmin& t$e aci! cleanin& cleanin& is o*er# t$e followin& followin& wor5 s$oul! s$oul! be !one. .. ..1. 1. +irs +irstt open open t$e t$e blow blow !own !own *al*e *al*e at t$e t$e bott bottom om of clea cleani nin& n& tan5 tan5.. Disc Disc$a $ar& r&e e t$e t$e cleanin& li'ui! insi!e t$e cleanin& tan5 completely an! flus$ t$e cleanin& tan5 wit$ !emineralise! water until t$e tan5 is clean. Close t$e blow !own *al*e at t$e bottom of cleanin& tan5. ..(. ..(. upply upply !eminer !eminerali alise! se! water water to clean cleanin& in& tan5. tan5. ..3. ..3. Open Open &enera &enerall !rain !rain *al*e# *al*e# economi economi"er "er !rain !rain *al*e# *al*e# lower lower rin& rin& $ea!e $ea!err blow blow !own !own *al*e an! emer&ency !rain *al*e. Disc$ar&e t$e aci! cleanin& li'ui! to waste water treatment pool. ..,. fter completely completely !isc$ar&in& !isc$ar&in& t$e cleanin& cleanin& li'ui! li'ui! t$e t$e boiler# boiler# flus$ t$e boiler. boiler. ... ... tart cleanin cleanin& & pump to flus$ boiler# boiler# flus$in& flus$in& flow flow pass/ cleanin cleanin& & pump 8 economi"e economi"err 8 !rum 8 boiler water wall 8 lower !rum 8 temporary pipes 8 waste water treatment t reatment pool. ..6. ..6. Control Control !rums !rums le*el le*el abo*e abo*e t$e centre centre point point (0 8 30mm 30mm.. ..7. ..7. Ta5e Ta5e sample sample from sampli samplin& n& *al*e analy" analy"in in& & p an! iron ion flus$i flus$in& n& li'ui! li'ui!.. T$e flus$in& is o*er w$en t$e flus$in& li'ui! p H 3. 8 ,.0# iron ion less t$an 0 m&1 an! wit$out particle basically.
PT. TRUBA JAYA ENGINEERING LABUAN 2 BANTEN 2 300 MW CFSPP BOILER CHEMICAL CLEANING PROCEDURE
Uni# I++$ing : Con+#r$,#ion Boil"r Ar"a
Arov" B! : Si#" Manag"r
DOC. NO P-T3107 - PROD - 060
ISSUANCE DATE: Jan$ar! %&' ())* Pag" 2 o &)
RE/ISION : )
..9. ..9. ay ta5e ta5e into into account account t$e flus$i flus$in& n& way of t$e entire entire boiler boiler fillin& fillin& water an! entire entire boiler !rain alternately t$e flus$in& f lus$in& en!point en!point is same stan!ar!. .6. Rinsin& Rinsin& an! Passi*atio Passi*ation n .6.1. .6.1. fter fter finis$i finis$in& n& t$e flus$i flus$in& n# t$e cycle cycle way way must must be as follow followin& in&// clean cleanin& in& tan5 8 clean cleanin& in& pump 8 econo economi" mi"er er 8 !rum !rum 8 boile boilerr water water wall 8 lower lower rin& rin& $ea!e $ea!err 8 cleanin& tan5. Contr Control ol !rum !rum le*el le*el abo*e abo*e centre centre le*el le*el point point (00 8 (0mm (0mm## contro controll t$e water water 0 temperature at ,0 8 , C by a!Austin& au%iliary steam pressure. .6.(. .6.(. !!in& !!in& rinsin& rinsin& c$emicals c$emicals to cleanin cleanin& & tan5 to ma5e rinsin& rinsin& li'uo li'uorr contain 0.1 0.1 w t p$osp$oric p$osp$oric an! 0.( w t so!ium tripolyp$osp$ate. tripolyp$osp$ate. .6.3. .6.3. Rinsi Rinsin& n& time/ time/ 1 $our $our .6.,. .6.,. Passi Passi*at *ation ion// a!!in a!!in& & @a @a3PO, an! ammonia# a!Austin& rinsin& li'uor p H ?.0 8 ?.. Put in steam to t$e cleanin& tan5 $eat passi*ation li'uor temperature to G 0 0C# a!!i a!!in& n& @a@O @a@O( ( cont contai ain n 1 w t. 2n! 2n! t$e t$e pass passi* i*at atio ion n after fter main mainta tain inin in& & t$e t$e temperature for , $ours. .6.. .6.. Disc$ar& Disc$ar&e e t$e passi*ation passi*ation li'uor li'uor to waste water water treatment treatment pool. pool. Open man $oles of !rum an! lower rin& $ea!er to cool naturally# t$e safety measures must be ta5en after openin& man$oles. ,. RE-UIREM RE-UIREMENTS ENTS OF THE THE CONCER CONCERNE NE LAOR LAORATOR ATOR/ / TESTS TESTS
NO. PROGRAM 1. ater flus$in&
(.
l5ali cleanin&
3.
+lus$in& after al5ali boil-out ci! cleanin&
,.
.
+lus$in& after ac aci! cleanin&
6.
Passi*ation
ITEM ppearance
@a3PO,.1((O @a(PO,.1((O ppearance p Cl +e3> +e(> 0 C ppearance p +e p
STANAR INTER#AL Deli*ery water is 10 min clear wit$out colour an! impurity 0.1 8 0.( w t 60 min Deli*ery water is (0 min transparent I?.0 3. 8 ,. (0 min 0 8 600C @o particles basically 3. 8 ,.0 ?.0 8 ?.
(0 min
30 min
PT. TRUBA JAYA ENGINEERING LABUAN 2 BANTEN 2 300 MW CFSPP BOILER CHEMICAL CLEANING PROCEDURE
Uni# I++$ing : Con+#r$,#ion Boil"r Ar"a
Arov" B! : Si#" Manag"r
DOC. NO P-T3107 - PROD - 060
ISSUANCE DATE: Jan$ar! %&' ())* Pag" * o &)
RE/ISION : )
'. OR0S OR0S AFTE AFTER R CHEMI CHEMICA CAL L CLEAN CLEANING ING 7.1. C$ec5 t$e c$emical cleanin& cleanin& 'uality of !rum# lower lower rin& $ea!er an! monitorin& monitorin& tube. 7.(. Cleanin& carefully carefully t$e sla& an! splas$in& splas$in& materials in t$e !rum an! lower lower rin& $ea!er. 7.3. Remo*e Remo*e t$e temporar temporary y system system connectin connectin& & wit$ t$e permanent permanent system system an! restore t$e permanent system wit$in 7 !ays. 7.,. $en t$e internal is more t$e (0 !ays between between finis$in& finis$in& t$e c$emical cleanin& cleanin& an! first fire# t$e followin& corrosion pre*ention measures must be ta5en/ +ill t$e boiler wit$ !emineralise! water containin& 10 ppm of ammonia an! (00 ppm of $y!ra"ine. T$e p of t$e t $e solution s$oul! be appro%imately 10.0. . CHEMI CHEMICA CAL L CLEANIN CLEANING G ASTE ASTE TREATME TREATMENT NT l5ali cleanin cleanin aci! cleanin& an! rinsin& passi*ation waste are !isc$ar&e! to waste water treatment pool for neutrali"ation treat. &. SAFE SAFET/ T/ RE-U RE-UIR IREM EMEN ENT T ?.1. T$e c$emical c$emical cleanin cleanin& & personne personnell must be 'ualifie 'ualifie! ! after after trainin& trainin&.. Complete Complete an! enou&$ in!i*i!ual &uar! &oo!s are prepare!. T$e in!i*i!ual &oo!s are mainly inclu!es/ rubber &lo*es# rubber s$oes# protecti*e &lasses an! protecti*e mas5. ?.(. T$e temporary flus$ water pump pump an! 1000 5& lime pow!er pow!er s$oul! be prepare! in site. site. ?.3. 2lectric 2lectric wel!in wel!in fire source an! smo5in& are pro$ibite pro$ibite! ! on t$e boiler boiler an! in fiel! !urin& c$emic c$emical al clean cleanin& in&.. i&$ i&$ altitu altitu!e !e wor5 wor5 is pro$i pro$ibit bite! e! abo*e abo*e clean cleanin& in& panel panel## tempo temporar rary y laboratory test an! !uty room to pre*ent matters !roppin& from $i&$ place. ?.,. 2nou&$ foam an! fire e%tin&uis$ers e%tin&uis$ers s$oul! be prepare! prepare! for c$emical cleanin& cleanin& in fiel!. T$e material an! tools for ur&ent repair an! eliminatin& !efects suc$ as steel wire# anc$or ear an! aci! resistant rubberplastic rubberplastic clot$es s$oul! be prepare!. ?.. T$e li&$tin& li&$tin& is enou&$ in in fiel!. ?.6. a5e fence fence by belt aroun! aroun! boiler# boiler# pump an! cleanin& cleanin& tan5 an! t$e alarmin& alarmin& si&ns si&ns wit$ notable notable writin& writin& of N$ N$ m$3in m$3in4 4 !n5 6i"e78 6i"e78 N$ N$ !5mitt !5mitt!n9 !n9e e e:pe9 e:pe9tt $n ;uine ;uine 78 78 !n4e"$u !9i5 liqui57 etc. ?.7. ?.7. Remo* Remo*e e t$e &rocerie &roceries s an! useless useless e'uip e'uipmen mentt remain remaine! e! near near t$e system systems s an! in t$e access or stairs after t$e completions of installation to &uarantee unbloc5s access. ?.9. ?.9. C$ec5 C$ec5 t$e con!i con!itio tion n on &roun &roun! ! le*el le*el layer layer to ensur ensure e safe safe mobil mobile e transp transport ortati ation on an! personnel operation.
PT. TRUBA JAYA ENGINEERING LABUAN 2 BANTEN 2 300 MW CFSPP BOILER CHEMICAL CLEANING PROCEDURE
Uni# I++$ing : Con+#r$,#ion Boil"r Ar"a
Arov" B! : Si#" Manag"r
DOC. NO P-T3107 - PROD - 060
ISSUANCE DATE: Jan$ar! %&' ())* Pag" &) o &)
RE/ISION : )
?.?. T$e personnel contactin& contactin& aci! an! ammonia ammonia s$oul! be instructe! in a!*ance a!*ance an! wear aci! resistant clot$es wit$ rubber $oo!# rubber s$oes# rubber &lo*es# protecti*e &lasses an! protecti*e mas5. ?.10. T$ere T$ere s$oul! $a*e rescuin& rescuin& person on !uty in file! file! for first an! treatment. treatment. T$e followin& followin& &oo!s s$oul! be prepare! also. •
Towel
•
2yecup
•
•
•
•
•
bsorbent cotton urns ointment ( @,CO3# wit$ w$ic$ to neutrali"e after was$in& wit$ water w$en t$e aci! li'ui! sprays on s5in an! apply
?.11. ll c$emicals are 'ualifie! subAect subAect to c$ec5. T$e in$ibitor is 'ualifie! subAect to small-scale test in fiel!. 1<. ATTACHME ATTACHMENT NT - +low Dia&ram for oiler C$emical Cleanin& - Or&ani"ation C$art