8/18/2019 300 MW ThermalPower Plant Cold Start Up

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COLD START UP

1.  All PTW got cancelled.2. Take Clearance for light up the unit from all the XEN’S Mtc. XEN Chemical/M Plant ! XEN C"P.3. En#ure do$ing of ammonia% h&dra$ine '& M Plant4. Check the #ufficient #torage of M Water ! CT()'a& le*el% PT le*el% pond le*el% ra+ +ater pump and mi#cellanie#

Pump# take in #er*ice M feed pump% en#ure do$ing in clarifier.5. ACW :- Inlet/outlet valve soul! "n o#ene! $on!"t"on !o vent"n% $e$& lu'("$at"n% o"l level) $oo"n% l"ne *ust 'e

o#ene! an! *oto("+e! valve a(e "n $lose! #os"t"on *ust 'e o#ene! on auto a,te( sta(t ACW. D(a"n o, !e'(","lte(s*ust 'e $lose!.

. Ta&e ACW "n se(v"$e for cooling of *acume pump MCW , CCW- a#h handling #tem and compre##or#. Ta&e Co*#(esso( "n se(v"$e.. Take D0 $$le *a&e u# #u*# in #er*ice for filling up the CCW epan#ion Tank ! conden#er.. D0CW/CCW ( 0ir#t #tart ACW charge P do *enting opened recirculation *al*e drain opened ,ea( ID-6D AD 76P-

#tart D0CW/CCW.18. 0illed the D0 +ater in CCW epan#ion tank ,1233mm- +ith D0 $$le *a&e u# #u*#. 11. Take D0CW 9CCW in #er*ice for cooling of PA) ID an! 6D fan# Coal mill# 76P) CP)  4il% Seal 4il #tem% "5

Cooler% Stator +ater cooler% Ecite Cooler etc.12. 6o+ 'ack heater drain 7no# ,5)Mtr- clo#ed and remain clo#ed during running of unit% motori$ed *al*e operate from DCS.13. Economi$er drain(5 No#. ,15 mtr#- clo#ed and remain clo#ed during running of unit% manual *al*e.14. o+n comer drain 7no# ,3Mtr- clo#ed and remain clo#ed during running of unit% manual *al*e.15. 0all !(a"n "solat"on valve $lose! a,te( sn$(on"+at"on o, un"t an! o#ene! !u("n% as un"t t("##e! an! (e*a"n

o#ene! !u("n% sut!o;n.1.  All drain#% 89% C9% do+n comer% and E9 clo#ed.1. Ta&e D0 ,"lle! #u*# "n se(v"$e1. M +ater filled in drum ,(:3-% dearator ,;33 to 1333- ;"t D0 ,ee! #u*#  and conden#er,ea(.23.  All 64/"04 gun# checked ! make read& for operation24. Check the #ufficient +ater le*el of 'ottom a#h hopper ! #eal trough.25. 6u' 4il le*el ! pump checked of 0 fan#% AP"% PA fan#% Coal mill# and 90P.2. 6u' 4il pump ,64P- take# in #er*ice of 0% AP"% PA fan% coal mill# and 90P.2. AP ta&e "n se(v"$e. ,Charge oil cooling +ater line and #ufficient oil le*el in tank and lu'ricating oil #tem-.2. S$anne( ,an ta&e "n se(v"$e.2. ID ,an ta&e "n se(v"$e an! $e$& te o"l level "n tan& *ust 'e o& an! $a(%e te o"l $ool"n% l"ne.38. 6D ,an ta&e "n se(v"$e an! $e$& te o"l level "n tan& *ust 'e o& an! $a(%e te o"l $ool"n% l"ne.31. CW #u*# take in #er*ice all *al*e inlet/out #hould 'e in opened condition *enting #hould 'e done 'efore oil le*el mu#t

'e ok. Motori$ed *al*e #hould 'e clo#ed and ma& 'e opened on auto after #tart of CW and al#o in#ure opening ofConden#er in let *al*e and out let *al*e and check line up to cooling to+er.

32. CEP take in #er*ice. ,Charge oil cooling +ater line do *enting and then #tart CEP ! check the oil le*el-.33. T("##"n% o, !(u* level lo; %ot ' #asse!.34. Purging of furnace +ith 8! 0 fan#35. 64 Pump taken in #er*ice.3. Purging of 64 gun +ith air.3. A,te( sta(t"n% te ID) 6D 6ans) S$anne( 6an) AP an! ote( (e?u"(e! Au="l"a( ,o( l"%t u# te 'o"le() #u(%e te,u(na$e 9 ,o( 388 se$on! an! s&"# te lea& test) (eset te O6T an! LO6T ,o( l"%t u# te 7o"le(.

3. L"%t u# te 7o"le( ;"t LDO/6O %un @ 'u"lt te #(essu(e @ Te*#. an! $a(%e te PRDS sel, $a(%e ,o( eat"n%o, 6O 9"n l"ne @ tan& o( $a(%e PRDS ,(o* un"t-II ,o( eat"n% 6O "n l"ne @ tan& ", un"t II "s (unn"n%.3. 6O Pu*# ta&en "n se(v"$e "n $"($ulat"on @ eate( ,o( eat"n% o, 6O o"l an! (a"se te 6O te*#e(atu(e 8 to 128

8$ an! (a"se te 6O #(essu(e B% to 14 B% as #e( (e?u"(e*ent ,o( ta&"n% te 6O %uns "n se(v"$e.48. Pu(%"n% o, 6O %uns ;"t stea*41. 6O >un ta&e "n se(v"$e to (a"se te *a"n stea* te*#e(atu(e an! #(essu(e42. O#ene! te tu('"ne 'o! !(a"n) *a"n st(ea* !(a"n R) CR) tu('"ne $as"n% !(a"n @ >ove(n"n% valve !(a"n.43. Sta(t SOP-AC 9'ot s"!es ;"t !e*"st ,an/=t ,an.44. Start filling of C45 P>?8T@ ;; T"AN STA?T 08668NB 40 "5 upto ;; purit& and Co5 purge out.45. Ta&e 76P "n se(v"$e an! 9$a(%e seal"n% ;ate( $ool"n% l"ne @ o"l $oole( !o te vent"n% an! *oto( ;"n!"n% $oole(4. rum *ent clo#ed at 5 g ,

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55. 64P of PA fan# #tart5. 0"ll seal a"( ,an sta(t 9Seal a"( ,an5. P.A. fan# take in #er*ice +ith lu'ricant oil pump charge oil cooling +ater line and #ufficient oil le*el in tank.5. Check the P of 90P% 0%PA regularl& in #hift .5. Charge main #tream line '& opening pre##ure euali$ing *al*e after that opened main *al*e of MS line at 5:/23 g

pre##ure and Temp 5)3/5:3 oC.

8. Start the 6P '& pa## charged +ith 13 and opened upto 133 at a temp. 5=33 C ! pre##ure 2:/)3 kg.1. Start the "P '& pa## charged +ith 2 and opened upto 57 or 23 at a temp 5=33 C ! pre##ure 2:/)3 kg. ,Charge 6P/

"P '& pa## line M.S. temp. rai#e upto 2

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). Clo#e 6T unit PMCC incomer(8 ! 88.:. En#ure a*aila'ilit& of 6T *oltage on emergenc& PMCC incomer(8 ! 88.

8/18/2019 300 MW ThermalPower Plant Cold Start Up

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