RECENT COMBINED CYCLE PROPOSAL SUBMITTED :
RECENT COMBINED CYCLE PROPOSAL SUBMITTED 1300 MW KAWAS CCPP STAGE-II
1300 MW GANDHAR CCPP STAGE-II
1500 MW ESSAR CCPP
1000 MW GPEC PAGUTHAN PHASE-II CCPP
1000 MW KATTUPALLI CCPP PEM- CCP-ENGG.
03.03.2006
CURRENT COMBINED CYCLE PROPOSALS :
CURRENT COMBINED CYCLE PROPOSALS 5600 MW REGL, DADRI, CCPP
1400MW MEGL SHAHAPUR, CCPP
360MW UTRAN CCPP (ICB) PEM- CCP-ENGG.
03.03.2006
TENDER REQUIREMENTS (NTPC KAWAS, REL DADRI, MEGL SHAHAPUR, UTRAN) :
TENDER REQUIREMENTS (NTPC KAWAS, REL DADRI, MEGL SHAHAPUR, UTRAN) NEAR FIELD FOR EACH EQUIPMENT – 80-85 dBA
FAR FIELD: (AS PER CPCB GUIDELINES, EPA Notification GSR 742(E), dt 30 Aug., 1990)
DAY TIME – 75 dBA
NIGHT TIME – 70 dBA PEM- CCP-ENGG.
03.03.2006
ESSAR TENDER REQUIREMENTS :
ESSAR TENDER REQUIREMENTS NOISE LEVEL LIMITS:
Room average sound pressure levels in various areas requiring constant presence of staff:
Main Control Room, Adm bldg, Labs - 50dB(A)
Other control areas - 65dB(A)
GT building - 85 dB(A)
ST & bldg area above & on turbine floor - 85 dB(A)
ST & bldg area below turbine floor - 90 dB(A)
ST bldg during full bypass operation - 105dB(A)
Service building - 90 dB(A)
DG set & air compressors - 105dB(A) PEM- CCP-ENGG.
03.03.2006
ESSAR TENDER REQUIREMENTS (CONTD.) :
ESSAR TENDER REQUIREMENTS (CONTD.) Sound pressure for individual machines / components / system measured as per ISO 3746 shall be less than or equal to 80 dB(A).
Maximum surface noise level of any item shall be less than or equal to 85 dB(A).
Sound pressure at plant boundary during normal operation & operation with DG set :
During day time : 60 dB(A)
During night time : 50 dB(A) PEM- CCP-ENGG.
03.03.2006
ACOUSTICS ISSUES :
ACOUSTICS ISSUES AVAILABILITY / DEVELOPMENT OF MODEL FOR WORKING OUT VARIOUS NOISE LEVELS
OVERALL PLANT GUARANTEES – TESTING & COMPLIANCE
INDIVIDUAL EQUIPMENTS NOISE SPECTRUM DATA (GT, ST, HRSG, PUMP ETC.) TO BE OBTAINED FROM OPERATING STATIONS PEM- CCP-ENGG.
03.03.2006
Slide 8:
THANK YOU