Overview of C&I SystemOverview of C&I System

at Dadri Stage-Iat Dadri Stage-I

ByByRakesh SinghalRakesh Singhal

30.07.200930.07.2009

PACKAGESPACKAGES

SGSG

TGTG

STATION C&ISTATION C&I

AHPAHP

OFF-SITEOFF-SITE

STEAM GENERATORSTEAM GENERATOR

FSSS/SADC/SBCFSSS/SADC/SBC Procontrol P-13/42Procontrol P-13/42 Designed by ABB and supplied by BHELDesigned by ABB and supplied by BHEL Microprocessor based systemMicroprocessor based system Hardware modules are lessHardware modules are less System transparency is very highSystem transparency is very high Easy troubleshootingEasy troubleshooting

TURBO GENERATORTURBO GENERATOR

ATRS(EAST)ATRS(EAST) ESKAMATIC-A/BESKAMATIC-A/B Designed by SEIMENS and supplied by Designed by SEIMENS and supplied by

BHELBHEL Totally Solid State SystemTotally Solid State System No. of Modules is very high which are No. of Modules is very high which are

totally hard-wiredtotally hard-wired Trouble shooting is very toughTrouble shooting is very tough

STATION C&ISTATION C&I

Boiler / Turbine auxiliary such as ID Boiler / Turbine auxiliary such as ID fan,FD fan. PA fan, APH,BFP,ECW etcfan,FD fan. PA fan, APH,BFP,ECW etc

DDCMISDDCMIS Contronic-3Contronic-3 H&B / ILKH&B / ILK Integrated system for control and Integrated system for control and

informationinformation Excellent diagnostic facilityExcellent diagnostic facility

ASH HANDLING PLANTASH HANDLING PLANT

PLCPLC ALLEN BREDLY , L&TALLEN BREDLY , L&T 100 % Automatic system100 % Automatic system No manual back-upNo manual back-up

OFF SITEOFF SITE

Air comp.house, CW pump house, AC sys.Air comp.house, CW pump house, AC sys. Conventional Relay based systemConventional Relay based system Troubleshooting is toughTroubleshooting is tough

CONCLUSIONCONCLUSION

Dadri stage-1 C&I package is a complex Dadri stage-1 C&I package is a complex architecturearchitecture

More specialists requiredMore specialists required High spares inventoryHigh spares inventory Individual system reliability very highIndividual system reliability very high

THANK YOUTHANK YOU