NTPC Ltd, TSTPS, STAGE-2 (U-3/4/5/6)OPERATION DEPARTMENT

SOOT BLOWERS AVAILABILITY/OPERATION DETAILS Sl No Description Total

(Nos. Installed)UNIT-3 UNIT-4 UNIT-5 UNIT-6

1 Wall Blowers: Available (No.) 882 Frequency of Operation of W.B 44 in each shift3 No. of blowers operated daily

(W.B)44+44+44

4 LRSB: Available (No.) 345 Frequency of Operation of LRSB twice in week6 No. of blowers operated /date

(LRSB)12+12 or 15+15

7 APH Soot Blowers: Available (No.)

4

OBSERVATIONS ON THE CHECKING / INSPECTION OF SAFETY SYSTEMS

Sl No Testing/ Inspection

Non-Availabi

lity, if any

Frequency of

checkingDate/ pr U-3 U-4 U-5 U-6

1Turbine DC Lube Oil Pumps and discharge pressure

DailyChecked DateDisch Pr Ksc

2DC Seal Oil Pumps and discharge pressure

Twice in a week

Checked DateDisch Pr Ksc

3 DC Scanner Fan weekly Checked Date

4 APH Air Motor Daily Checked Date

5 DG Sets Daily Checked Date

6 Dewatering pumps Daily Last Checked Date

7Fire fighting line water pr at furthest & highest point

DailyPressure At boiler top in ksc

8Cable Rooms Inspection Daily

Last Checked Date

9Diesel Fire Fighting Pumps (FH & Sprinkler)

DailyLast Checked Date

10Diesel engine driven booster Pump (Electrical & Diesel)

DailyLast Checked Date

GENERATOR HYDROGEN COOLING SYSTEM Sl No Description

Design Value

UNIT-3 UNIT-4 UNIT-5 UNIT-6

1. CO2 Cylinders ( Stock/Rack) (Cyl.) 2. H 2 Cylinders ( Stock/Rack) (Cyl.) 3. Hydrogen Driers Availability (%)

STATUS OF STACK MONITORING SYSTEM SYSTEM U-3 U-4 U-5 U-6

OPACITY MONITOR SOX NOX

TURBINE GOVERNING SYSTEM

UNITAVAILABILITY (Y/N)

REMARKSHydraulic Mode EHC Mode

3 4 5 6

DETAILS OF FIRE PROTECTION SYSTEM

DESCRIPTION

Total No./

Available No

U-3 U-4 U-5 U-6 Remarks

Availability of Motor driven fire Booster pump

Fire booster pump

1

Availability of Diesel driven fire Booster pump

Fire booster pump

1

High Velocity Water Spray (Sprinkler system)

Transformer 8 Other Areas 8

Halon / Inert gas system availability (Yes/No)

STATUS OF PROTECTION & AUTO LOOPSSYSTEM U-3 U-4 U-5 U-6Protection not in service (Boiler/Turbine/Generator/Inter trip) Auto Loops not available if any UPS not available if any CMC/Runback System (in service) Y/N