CONDENSATE LINE

Status
SR NO. VALVE DESCRIPTION TAG NAO Local Remote Remarks
1 CD-4 CEP-A DISCH. LINE ISOL VALVE LCA10AA001
2 CD-4A CEP-A DISCH. LINE ISOL VALVE BYPASS LCA10AA011
3 CD-5 CEP-B DISCH. LINE ISOL VALVE LCA20AA001
4 CD-5A CEP-B DISCH. LINE ISOL VALVE BYPASS LCA20AA011
5 CD-6 CEP-C DISCH. LINE ISOL VALVE LCA30AA001
6 CD-6A CEP-C DISCH. LINE ISOL VALVE BYPASS LCA30AA011
7 CD-13 MAIN CONDENSATE CONTROL STATION LCA50AA001
8 CD-16 MAIN CONDENSATE CONTROL STATION LCA50AA003
9 CD-19 MAIN COND. CONTROL STN. BYPASS LCA50AA051
10 CD-23 COND. EXCESS RETURN CONTROL STN. BYPASS LCA52AA051
11 DC-27 GSC MIN. FLOW REC. CONTROL STN. BYPASS LCA51AA051
12 CD-29 CONDENSATE LINE TO DRAIN COOLER LCA50AA007
13 CD-30 COND.OUTLET FROM LPH-1 LCA70AA001
14 CD-31 DC INLET MOV BYPASS LCA41AA302
15 CD-32 COND. INLET TO LPH-2 LCA70AA002
16 CD-33 COND.OUTLET FROM LPH-2 LCA80AA001
17 CD-34 LPH2 INLET MOV BYPASS LCA71AA051
18 CD-35 COND. INLET TO LPH-3 LCA80AA002
19 CD-36 COND. FROM LPH-3 TO DEAERATOR LCA90AA001
20 CD-37 LPH-3 INLET MOV BYPASS LCA81AA051
21 CD-60 HT AUX PRDS SPRAY CONTROL V/V UPSTEAM LAF20AA301
22 CD-63 HT AUX PRDS SPRAY CONTROL V/V BYPASS LAF21AA302
23 CD-65 LT AUX PRDS SPRAY CONTROL V/V UPSTEAM LAF30AA301
24 CD-68 LT AUX PRDS SPRAY CONTROL V/V BYPASS LAF31AA302

TOTAL 24
BOILER FEED LINE
SR NO. VALVE DESCRIPTION TAG NAO
1 FD-4 BFP-A DISCHARGE LINE LAB10AA001
2 FD-4A BFP-A DISCH MOV BYPASS LAB10AA011
3 FD-5 BFP-B DISCHARGE LINE LAB20AA001
4 FD-5A BFP-B DISCH MOV BYPASS LAB20AA011
5 FD-6 BFP-C DISCHARGE LINE LAB30AA001
6 FD-6A MDBFP DISCH MOV BYPASS LAB30AA011
7 FD-7 FEED DISCHARGE TO HPH-5 I/L LAB41AA001
8 FD-7A FEED DISCHARGE TO HPH-5 I/L BYPASS LAB41AA011
9 FD-8 FEED DISCHARGE TO HPH-5 BYPASS LAB43AA001
10 FD-8A FEED DISCHARGE TO BYPASS OF HPH # 5 BYPASS LAB43AA011
11 FD-9 FEED DISCHARGE TO HPH-5 O/L LAB42AA001
12 FD-9A FEED DISCHARGE TO HPH-5O/L BYPASS LAB42AA011
13 FD-10 FEED DISCHARGE TO HPH-6 I/L LAB51AA001
14 FD-10A FEED DISCHARGE TO HPH-6 I/L BYPASS LAB51AA011
15 FD-11 FEED DISCHARGE TO HPH-6 BYPASS LAB53AA001
16 FD-11A FEED DISCHARGE TO BYPASS OF HPH # 6 BYPASS LAB53AA011
17 FD-12 FEED DISCHARGE TO HPH-6 O/L LAB52AA001
18 FD-12A FEED DISCHARGE TO HPH-6 O/L BYPASS LAB52AA011
19 FD-13 FCS 1ST 100% CV I/L LAB60AA001
20 FD-13A FCS 1ST 100% CV I/L BYPASS LAB60AA011
 21 FD-16 FCS 2ND 100% CV I/L LAB60AA003
22 FD-16A FCS 2ND 100% CV I/L BYPASS LAB60AA013
23 FD-19 FCS 30% CV I/L LAB60AA002
24 FD-19A FCS 30% CV I/L BYPASS LAB60AA012

TOTAL 24
DMCW SYSTEM
SR NO. VALVE DESCRIPTION TAG NAO
1 DMCW-99 DMCW Tank Normal Make up PGB04AA201
2 DMCW-103 DMCW Tank Emargency Make up PGB02AA201
3 DMCW-7 DMCW-TG P/P #A discharge
4 DMCW-8 DMCW-TG P/P #B discharge
5 DMCW-9 DMCW-TG P/P #C discharge
6 DMCW-157 DMCW Booster P/P #A discharge
7 DMCW-158 DMCW Booster P/P #B discharge
8 DMCW-26 DMCW I/L to BFP#A cooling PGL11AA001
9 DMCW-43 DMCW I/L to BFP#B cooling PGL21AA001
10 DMCW-60 DMCW I/L to BFP#C cooling PGL31AA001
TOTAL 10
DM WATER SYSTEM
SR NO. VALVE DESCRIPTION TAG NAO
1 DM-36 Hotwell make up station I/L LCR30AA001
2 DM-22 Hotwell makeup Controller bypass LCR33AA051

TOTAL 2
EXTRACTION SYSTEM
SR NO. VALVE DESCRIPTION TAG NAO
1 EX10 LPH # 02 EX. MOV LBS21AA003
2 EX11 LPH # 03 EX. MOV LBS31AA003
3 EX12 D/A EX. MOV LBS40AA003
4 EX13 HPH -5 EX. MOV LBQ50AA003
5 EX14 HPH -6 EX. MOV LBQ60AA003

TOTAL 5
MS/CRH/APRDS LINE
SR NO. VALVE DESCRIPTION TAG NAO
1 MS-1 MS#1 to HPT LAB10AA001
2 MS-2 MS#2 to HPT LAB20AA001
3 MS-3 Bypass of MS -1 LAB10AA002
4 MS-4 Bypass of MS -2 LAB20AA002
5 MS-5 Regulating Bypass of MS -1 LAB10AA051
6 MS-6 Regulating Bypass of MS -2 LAB20AA051
7 BP-3 HP bypass equilizing valve MAN01AA051
8 BP-4 HP bypass equilizing valve MAN02AA051
9 AS-9 Auxiliary Steam Inlet to HT From MS LBG10AA301
10 AS-9A Auxiliary Steam Inlet to HT From MS IBV LBG10AA311
11 AS-38 Auxiliary Steam Inlet to HT From MS Bypass LBG11AA301
12 AS-39 Auxiliary Steam Inlet to HT From MS Bypass Regulating LBG11AA302
13 AS-15 Auxiliary Steam Inlet to HT From CRH LBG20AA301
14 AS-32 Auxiliary Steam Inlet to HT From CRH Bypass LBG21AA301
 15 AS-33 Auxiliary Steam Inlet to HT From CRH Bypass Regulating LBG21AA302
16 AS-23 Auxiliary Steam HT Hdr to LT Hdr LBG31AA301
17 AS-37 Future connection
18 AS-37A Future connection
19 AS-119 MS to Aux station drain to flush pipe LBG11AA301
20 AS-143 CRH to Aux station drain to flush pipe
21 AS-7 D/A initial heating from HT aux PRDS LBS62AA051
22 AS-5 D/A pagging -control v/v bypass from HT aux PRDS LBS61AA051
23 CRH-5 D/A pagging -control v/v bypass from CRH LBS51AA051

TOTAL 23
TURBINE MAL DRAIN LINE/TURBINE FLASH BOX DRAIN
SR NO. VALVE DESCRIPTION TAG NAO
1 MAL-11 Before HPCV drain (FB#1) MAL11AA011
2 MAL-12 Before HPCV drain (FB#2) MAL12AA011
3 MAL-26 Before IPCV drain (FB#1) MAL26AA011
4 MAL-22 HP turbine casing drain (FB#1) MAL22AA011
5 MAL-35 IP turbine casing drain (FB#2) MAL35AA011
6 MAL-31 IPCV cheast drain (FB#1) MAL31AA011
7 MAL-27 Before IPCV drain (FB#2) MAL27AA011
8 MAL-47 HPH # 5 Ex. Line drain (FB#2) MAL47AA011
9 MAL-51 D/A Ex. Line drain (FB#2) MAL51AA011
10 MAL-54 LPH # 3 Ex. Line drain (FB#2) MAL54AA011
11 MAL-81 Gland steam Hdr. Drain (FB#2) MAL81AA011
12 MAL-55 LPH # 2 Ex. Line drain (FB#2) MAL55AA011
13 MAL-66 Before CRH NRV drain (FB#2) MAL66AA011
TOTAL 13
UNIT FLASH VESSEL
SR NO. VALVE DESCRIPTION TAG NAO
1 BP-6 HPBP wram up line drain MAN01AA001
2 BP-8 HPBP wram up line drain MAN02AA002
3 MS-105 MS strainer drain LBA12AA001
4 MS-106 MS strainer drain LBA22AA001
5 MS-109 MS equilizing line drain LBA30AA001
TOTAL 5
HP DRAIN FLASH TANK LINE
SR NO. VALVE DESCRIPTION TAG NAO
1 CRH-101 CRH NRV & line drain LBC12AA001
2 HRH-101 HRH strainer drain LBB12AA001
3 HRH-102 HRH strainer drain LBB22AA001
4 HRH-103 LPBP wram up line drain MAN11AA013
5 HRH-104 LPBP wram up line drain MAN12AA014
6 EX-104 Drain of HPH # 5 extraction NRV No. EX-8 LBQ54AA001
7 EX-106 Drain of HPH # 5 extraction NRV No. EX-7 LBQ54AA001
8 EX-133 Drain before HPH # 6 extraction valve (EX-14) LBQ63AA001
9 EX-134 Drain after HPH # 6 extraction valve (EX-14) LBQ64AA001
10 Main Turbine Gland stean Hdr. Drain MAW10AA011

TOTAL 10
LP DRAIN FLASH TANK LINE
SR NO. VALVE DESCRIPTION TAG NAO
1 EX-126 Drain of LPH # 3 extraction NRV No. EX-4 LBS34AA001
2 EX-125 Drain of LPH # 3 extraction NRV No. EX-3 LBS33AA001
3 EX-128 Drain of LPH # 2 extraction NRV No. EX-2 LBS24AA001
4 EX-127 Drain of LPH # 2 extraction NRV No. EX-1 LBS23AA001

TOTAL 4
TURBINE GLAND SEAL SYSTEM
SR NO. VALVE DESCRIPTION TAG NAO
1 Gland Steam Supply Controller Inlet MAW10AA001
2 Gland Steam Supply Controller Bypass MAW15AA001
3 Leak steam Controller Inlet MAW50AA001
4 Leak steam Controller Bypass MAW55AA001
5 GSC I/L MOV MAW80AA001
6 MAW80AA016

TOTAL 6
CW & ACW SYSTEM
SR NO. VALVE DESCRIPTION TAG NAO
1 ACW2 Discharge valveof ACW #01
2 ACW4 Discharge valveof ACW #02
3 CW1 Discharge valveof CW #01
4 CW2 Discharge valveof CW #02
5 CW3 Discharge valveof CW #03
6 CW11 CW inlet to condenser
7 CW12 CW inlet to condenser
8 CW17 CW onlet to condenser
9 CW18 CW onlet to condenser
10 CW 20 CT makeup to forebay

TOTAL 10
Total actuator - 136
 Micon valve servicing

SL. No. Description Status Problem found

1 V/P # 1 ACW I/L
2 V/P # 1 ACWO/L
3 V/P # 2 ACW I/L
4 V/P # 2 ACWO/L
5 TG DMCW Tank I/L isolation
6 TG DMCW Tank I/L motorised
7 SG DMCW Tank I/L isolation
8 SG DMCW Tank I/L motorised
9 TG DMCW Tank I/L isolation
10 TG DMCW Tank I/L motorised
11 SG DMCW Tank I/L isolation
12 SG DMCW Tank I/L motorised
13 Exciter cooler I/L
14 Exciter cooler I/L
15 Exciter cooler O/L
16 Exciter cooler O/L
17 TG DMCW M/U valve
18 SG DMCW M/U valve
19 SG PHE# 02 DMCW I/L
20 SG PHE# 01 DMCW I/L
21 SG PHE# 02 DMCW O/L
22 SG PHE# 01 DMCW O/L
23 SG DMCW P/P# 01 suction
24 SG DMCW P/P# 02 suction
25 SG PHE# 02 ACW I/L
26 SG PHE# 01 ACW I/L
27 SG PHE# 02 ACW O/L
28 SG PHE# 01 ACW O/L
29 TDBFP#B cooler I/L
30 TDBFP#B cooler I/L
31 MDBFP Lub oil cooler # 1 I/L
32 MDBFP Lub oil cooler # 1 O/L
33 MDBFP Lub oil cooler # 2 I/L
34 MDBFP Lub oil cooler # 2 O/L
35 MDBFP working oil cooler # 1 I/L
36 MDBFP working oil cooler # 1 O/L
37 MDBFP working oil cooler # 2 I/L
38 MDBFP working oil cooler # 2 O/L
BHEL BHOPAL SERVICEING

SL. No. Description Status

1 TG PHE #1 ACW I/L Done
2 TG PHE # 2 ACW I/L Done
3 TG PHE # 3 ACW I/L Done
4 TG PHE # 1 ACW O/L Done
5 TG PHE # 2 ACW O/L Done
6 TG PHE # 3 ACW O/L Done
7 TG PHE # 1 DMCW I/L Done
8 TG PHE # 2 DMCW I/L Done
9 TG PHE # 3 DMCW I/L Done
10 TG PHE # 1 DMCW O/L Done
11 TG PHE # 2 DMCW O/L Done
12 TG PHE # 3 DMCW O/L Done
13 TG PHE # 3 ACW I/L Done
14 TG PHE # 3 ACW O/L Done
15 TG DMCW# 1 suction Done
16 TG DMCW# 2 suction Done
17 TG DMCW# 3 suction Done
18 ACW intercoonection valve Done
19 ACW I/L to unit #2
 Problem found UNIT
valve rotates 180 deg due to missing of gear box 2
cable stick with seal (seal change) 2
Gear not poperly placed 2
valve rotates 180 deg due to missing of gear box 2
Gear not poperly placed 2
Gear not poperly placed 2
adjstment for full closing 2
adjstment for full closing 2
door seal damage (seal change) 2
door seal damage (seal change) 2
adjstment for full closing 2
adjstment for full closing 2
door seal damage (seal change) 1
seal expands due to heat (seal change) 1
door seal damage (seal change) 2
door seal damage (seal change) 2
adjstment for full closing 2
valve rotates 180 deg due to missing of gear box
pending due to gear box & unit #01 running