The feedbacks included here, are based on field experiences & may not have formal acceptance of concerned manufacturing unit.

INDEX

MAIN TURBINE

SN

SUBJECT

SOURCE

1

STEAM TURBINE GENERATOR SET CATENARY MEASUREMENT DURING OVERHAUL 

SITE

2

PROBLEM OF VERY HIGH HP TURBINE OUTER CASING TOP & BOTTOM TEMPERATURE DIFFERENCE---- 500 MW

HWR

3

MALFUNCTIONING OF BARRING GEAR ASSEMBLY

SITE

4

EXPLOSION INSIDE BEARING PEDESTAL DURING WELD REPAIR WORK.

SITE

5

FEED BACK ON HIGH VIBRATION OF BEARINGS OF NEYVELI - 7

PPTS

6

GROUTING OF BEARING PEDESTALS / BASE PLATES AT POWER STATIONS FOR STEAM TURBINES OF SIEMENS DESIGN.

PPTS

7

FEED BACK ON PRESSURE/INJECTION GROUTING OF BEARING PEDESTALS 

PPTS/SITE

8

FEED BACK ON GROUTING OF TG BRG PEDESTALS WITH PIDIGROUT   10 M 

PPTS/SITE

9 RADIAL CLEARANCE IN LPT BLADE PLAN OF KWU DESIGN TURBINE KWU 120/210/500 MW & KN SERIES PPTS
10 A REPORT ON  ALIGNMENT OF HP-IP CASING WITH DUMMY SHAFT --BHEL,SLPP Mangrol SITE
11 FORCED COOLING OF STEAM TURBINE TO REDUCE UNIT OUTAGE PERIOD DURING TG MAINTENANCE WORKS. SITE
12 SPEED / LOAD JUMPINGS AND FREQUENT TRIPPINGS WHILE ROLLING 210 MW (KWU) SITE
13

2 x 125MW GIPCL, SLPP, MANGROL  A REPORT ON STEAM TURBINE  INSTALLATION

SITE

14

SPRING LOADED TG DECKS

SITE

15 CATENARIES AND ALIGNMENTS PPTS/SITE
16 ASSEMBLY OF BEARINGS AT SITE PPTS/SITE
17 COUPLINGS & ALIGNMENTS OF ROTORS PPTS/SITE
18  ROLL CHECK PPTS/SITE
19 SWING CHECK PPTS/SITE
20 AXIAL CLEARANCE TEST (BUMP CHECK) PPTS/SITE
21 PPTS/SITE
22 WELDING OF STEAM INLET AND EXHAUST PIPE LINES WITH HP & IP CASING PPTS/SITE
23 HIGHER BARRING GEAR SPEED OF TDBFP , 500 MW NR
24 FAILURE OF IP CASING THERMOCOUPLE
(UNIT 4, KSTPP)
WR
25 TRANSIENT VIBRATION RISE (UNIT 4, 5 AND 6, KSTPP) WR
26

FIBER OPTICAL PROBE

WR
27

OFF FREQUENCY OPERATION OF 210 MW STEAM TURBINES (LMW DESIGN)

HWR
28 Preliminary Investigation Report For Turbine Shaft Vibration Problem . PSER
29 HIGH AXIAL SHIFT IN 110 MW TURBINE PSSR
30 HIGH AXIAL VIBRATIONS IN TG BEARING 4 PSSR
31 250 MW (TURBINE CONTROL VALVES LIMIT SWITCHES) PPNR
32 HIGH SWING CHECK VALUES IN TURBINE -500 MW PSSR
33 Srilanka Site Feedbacks PSWR

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