Statio Station: n: NTPC NTPC-- Simh Simhadr adrii
BHEL Ref BHEL Ref No.PS No.PS-DC -DC-18 -186-5 6-500 00-00 -00 NTPC Ref no S!"#1#TS#1#
Sheet 1 of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, SLNO LIST OF CONTENTS
1.0
PLANT DETAILS
2.0
OBJECTIVE
3.0
PROPOSAL
4.0
SERVICES REQUIRED
5.0
SAFETY PERECAUTIONS
6.0
EER!ENCY PROCEDURE
7.0
STATE OF T"E PLANT
8.0
ET"OD
9.0
COPLETION CRITERIA
10.0
APPENDICES #$ LO! S"EET %$ C"EC&IN! C"EC&IN! AND COISSIO COISSIONIN! NIN! OF VFD. VFD.
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
1.0
PLANT DETAILS'
The plant details of the Draft System is as follows. 1.1
I()*+,) D-#/ F#(
1.2
No of Fan
: 2
Type
: NDZV 47
Make
: !"#
Flow
: $$%.2 &'.m(Se&
)ress're
: 4%$ mmw&
Temperat're
: *$+ ,-
Drie
: Motor
Speed
: $%, /)M
Motor /atin0
: +1$,
-ontrol
: nlet Damper pl's aria3le Fre'en&y Drie. 5VFD6.
F-+,) D-#/ F#(
No. of Fan
: 2
Type
: 8ial ) *921(*1 8ial /ea&tion sin0le sta0e with silen&er.
Sinat/re NTPC
BHEL
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
Make
: !"#
Flow
: 241 &'.m(Se&
)ress're
: +$* mmw&
Temperat're
: $, ,-
Drie
: Motor
Speed
: ;%, /)M
Motor /atin0
: **7$ <=
-ontrol
: Varia3le lade )it&h &ontrol.
The 3oiler is also e'ipped with primary air fan whi&h form a part of the &oal preparation and firin0 system. 1.3
P-#- A- F#(
No. of Fan
: 2
Type
: 8ial ) 292,(*2 8ial /ea&tion Do'3le sta0e with silen&er
Make
: !"#
Flow
: *7,.$ &'.m(Se&
)ress're
: **%+ mmw&
Sinat/re NTPC
BHEL
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
Temperat're
: $, ,-
Drie
: Motor
Speed
: *4%, /)M
Motor /atin0
: 24$, <=.
-ontrol
: Varia3le lade )it&h &ontrol.
*.4
ll the fan are mo'nted on &on&rete de&k with s'&tion and dis&har0e d'&t. -onne&ted to the Fan flan0es. FD Fans and ) fans are proided with Silen&er at the s'&tion d'&t. /e0'lation of Fan from no load to f'll load is performed 3y &han0in0 the pit&h an0le of 3lade profile on all 3lades sim'ltaneo'sly d'rin0 operation. This is a&hieed thro'0h a sophisti&ated sero me&hanism 5!ydra'li& Sero Motor, e8ternally a&t'ated 3y a power &ylinder or Seromotor and for&ed l'39oil system.
*.$
n the &ase of D Fan the e'ipment is drien 3y aria3le fre'en&y drie motor &o'pled with soft &o'plin0. The re0'lation of the fan is effe&ted thro'0h the inlet dampers lo&ated at the inlet of the fan and aria3le speed 3y VFD.
*.1
n FD and ) fans the rotor is s'pported in antifri&tion 3earin0s and &ooled 3y for&ed l'3ri&atin0 oil. thr'st 3earin0 is proided to a3sor3 a8ial loads. Thermometers are proided in the 3earin0 ho'sin0 for temperat're monitorin0.
*.7
n D Fan the 3earin0s are while metal sleee type with for&ed oil l'3ri&ation. Fi8ed 3earin0 near drie end is desi0ned to a3sor3 the 8ial for&es. Thermometers are proided in the 3earin0 ho'sin0 for temperat're monitorin0.
Sinat/re NTPC
BHEL
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet 5 of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
*.%
/espe&tie > ? M man'als to 3e referred for typi&al drawin0 of ea&h fan.
*.;
#ist of plant tem readiness 5Me&hani&al "le&tri&al and -?6 are to 3e prepared at site 3efore &ommissionin0 of the fans.
*.*,
Safety /'les &learan&e &ertifi&ate to 3e si0ned at site 3efore &ommissionin0 of the fans.
2.0
OBJECTIVE'
To &ommission the fans 5D Fan FD Fan and ) fan6 and make it aaila3le for &ommissionin0 and operation of the @nit.
3.0
PROPOSAL
t is proposed to &ommission the fans as per the followin0 proposals. +.*
>il fl'shin0 of l'39oil system 5/efer to Testin0 s&hed'le !"# /ef.No )S9D-9*%19$,,9,,*+(SM(*(TS(*(,,+6
+.2
Trial r'n of !.T. Motor for % !rs.
+.+
Trial r'n of Fan for % !rs.
4.0
SERVICES REQUIRED
4.*
aila3ility of > ? M Man'al for fans
4.2
aila3ility of a'8iliary &oolin0 water
Sinat/re NTPC
BHEL
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet 6 of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
4.+
aila3ility of #.T(!.T. )ower s'pply
4.4
aila3ility of li0htin0 &omm'ni&ation fa&ility at the test area.
4.$
aila3ility of porta3le fire e8tin0'ishers
4.1
aila3ility of workin0 &rew with Te&hni&ian for attendin0 minor pro3lem d'rin0 &ommissionin0 of Fans.
5.0
SAFETY PRECAUTIONS'
$.*
aila3ility of first aid kit at test area.
$.2
The team &ommissionin0 the fan sho'ld 3e aware of the pro&ed're adopted.
$.+
0en&ies workin0 in the 3oiler area ( asso&iated d'&tin0 system are informed a3o't the test ( &leared from the test area 5s per the a&t'al re'irement6.
$.4
ll loose materials aro'nd the fan area are &leared.
$.$
/e'ired approa&h stair &ases platforms and hand rails are ere&ted prior to testin0.
$.1
>il &olle&tin0 trays and sand 3'&kets are made aaila3le at test area.
Sinat/re NTPC
BHEL
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet 2 of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
6.0
EER!ENCY PRECAUTIONS'
1.*
The 0ro'p &ond'&tin0 the test sho'ld 3e aware of a&tion to 3e taken on the eent of inA'ry to personnel.
1.2
The 0ro'p shall 3e aware of operatin0 instr'&tion of porta3le fire e8tin0'ishers.
1.+
The test team sho'ld 3e aware of the steps to 3e taken to trip the r'nnin0 e'ipment in &ase any emer0en&y ( a3normal o3serations are notified to them.
Sinat/re NTPC
BHEL
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet 8 of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
7.0
STATE OF T"E PLANT
7.*
"re&tion of the followin0 are &ompleted. #'3 oil system ll the l'3 oil &ontrol oil pipe lines -.= lines Fan and its !.T.Motor S'&tion and dis&har0e d'&t and their &onne&tion with fan. #.T.(!.T swit&h 0ears re'ired for the fan.
7.2
Fan &asin0 S'&tion ( Dis&har0e d'&ts are &leared off men ? temporary materials.
7.+
ll permanent s'pports and 0'ides of fan ? d'&t are ere&ted.
7.4
ll lo&al instr'mentation of l'39oil system motor and fan are ere&ted. 5/e'ired list to 3e prepared at site6 6)ress're and temperat're indi&ators are d'ly &ali3rated6
7.$
/emote indi&ation at &ontrol room are made aaila3le 5#ist to 3e prepared at site6
7.1
/e&ommended l'3ri&ation oil is filled 'p in the l'3ri&ation system.
Sinat/re NTPC
BHEL
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet 3 of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
7.7
lade pit&h operation 5for FD ? ) fan6 and inlet damper operation for D fan6 erified at lo&al and the same ens'red from remote for &orre&t openin0 ( &losin0 with respe&t to position indi&ator at lo&al and remote. Free moement of lades ? inlet dampers are ens'red.
7.%
-= lines are fl'shed and &onne&ted to the respe&tie inlet points.
7.;
-= inlet ( o'tlet &onne&tions to D fan sleee 3earin0s are &onne&ted as per the indi&ated markin0s.
7.*,
"ns're aria3le fre'en&y Drie 5VFD6 system is made ready 5n &ase of D Fan for operation of the Fan. 5/efer to the pro&ed're en&losed in Se&tion *,.,.6
7.**
ns'lation resistan&e of the motor meas'red and ens'red that the al'es are at satisfa&tory leel.
Sinat/re NTPC
BHEL
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet 10 of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
8.0
ET"OD
%.*
Start l'39oil system and esta3lish oil &ir&'lation at re&ommended oil press'res 5oth l'39oil and &ontrol oil whi&h eer is appli&a3le6
%.2
fter o3tainin0 &learan&e from all a0en&ies start the motor in de&o'pled &ondition and &he&k the dire&tion of rotation. f dire&tion fo'nd reerse &han0e the dire&tion of rotation of the motor.
%.+
/efer to se&tion *,., for details re0ardin0 &he&kin0 and &ommissionin0 of VFD system. n addition &ommissionin0 man'al of VFD iss'ed 3y s'pplier to 3e followed in the &ommissionin0 of VFD system.
%.4
Start the motor on&e a0ain and p't 'nder % !rs trial r'n 5FD and ) motors6. n the &ase of VFD syn&hrono's Ma&hine p't the ma&hine 'nder 4 !rs trial thro'0h &hannel and 'nder 4 !rs trial thro'0h &hannel .
%.$
)erforman&e of the motor to 3e monitored 3y lo00in0 load &'rrent i3ration and temperat'res of 3earin0s and windin0s whi&heer appli&a3le.
%.1
fter satisfa&tory &ompletion of drie trial r'n drie and the fan are &o'pled.
%.7
Start the fan and p't 'nder % !rs trial r'n.
Sinat/re NTPC
BHEL
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet 11 of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
%.%
lade pit&h for FD and ) fan to 3e at minim'm 3efore startin0 the fan and after startin0 fan to 3e slowly loaded 'p to aro'nd *,9*$B 5"8a&t loadin0 of the fan to 3e de&ided at site6
%.;
For D Fan keepin0 the inlet damper at minim'm Fan started and loadin0 to 3e 0rad'ally in&reased to *,9*$B 5"8a&t loadin0 of the fan to 3e de&ided at site6
%.*,
D'rin0 % !rs trial r'n Fan performan&e o3sered 3y lo00in0 load &'rrent i3ration temperat'res of the 3earin0s parameters of l'39oil system VFD system and draft al'es in )S and Cas &ir&'its &oered in sin0le fan r'nnin0 &ondition.
Sinat/re NTPC
BHEL
Station: NTPC- Simhadri
BHEL Ref No.PS-DC-186-500-00 NTPC Ref no S!"#1#TS#1#
Sheet 1 of 15
P$ant area: B%!LER PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N, ST)T&S SL.NO
9.0
COPLETION CRITERIA
-ommissionin0 of Fan 5D Fan FD fan and ) Fan6 &ompleted with satisfa&tory &ompletion of a6 >il fl'shin0 of #'39>il system 36 Trial r'n of motors for % !rs &6 Trial r'n of Fan for % !rs.
5% !rs trial ea&h for motor and Fan of FD and ) system and % !rs trial for motor and Fan of D system with &hannels ans ea&h inseri&e for 4 !rs d'ration6
10.0
APPENDICES'
a6 #o0 Sheets. 36 -he&kin0 and -ommissionin0 of VFD
Sinat/re NTPC
BHEL
PR%CED&RE '%R C%""!SS!%N!N( %' ')NS *!D ')N+ 'D ')N )ND P) ')N,
S"EET 13 OF 15 10.0
LO! S"EET DATE '
P-,+/ ' U(/ ' A+// '
LUBOIL SYSTE SL N
TIE
D+:#-;, P-,*-,
F=/,- L*%O= DP P-,*-,
C(/-= = >-,*-,
BEARIN! TEPERATURE O= T,> #/,- +=,-
T#(< O= L,,=
/DE
NDE
F#( DE
NDE
D-#/ S*+/( D+:#-;,$
Sinat/re NTPC
BHEL
R,#-<
