SALIENT TECHNICAL FEATURES
A. Brief Scope of Work:
The scope of Flue Gas Desulphurisation (FGD) System Package for each project covered under Lot-3
shall cover design, engineering, manufacture, shop fabrication, preassembly, shop testing/type
testing at manufacturer’s works, packing, transportation, unloading, handling and conservation of
equipment at site, complete services of construction including erection, supervision, pre-
commissioning, commissioning and performance testing of equipment under bidder’s scope of
work of FGD System, Lime stone handling, storage, crushing and Gypsum handling & storage, low
height wet chimney , and its associated auxiliaries including all associated Electrical, Control &
Instrumentation, Civil, Structural and Architecture works. Flue Gas Desulphurisation System shall
include but not limited to the following:
Complete Absorber with structure, foundation and associated equipment - Spray headers &
nozzles, mist eliminators & washing, oxidation grid, agitators, quenching spray system etc.
Slurry re-circulation/Gas Cooling pumps, Oxidation blower, Gypsum bleed pumps, Limestone
grinding system, Limestone Slurry pumps, Vacuum belt filter system, Auxiliary absorbent slurry
pumps with drive motor, piping, valves, accessories
Auxiliary absorbent tanks & limestone storage tank complete with structure & foundation,
agitators etc.
Limestone silos complete with structure & foundation
Process water storage and pumping system
Booster fans, ducting, dampers along with supports
Thermal Insulation, Lagging, Cladding, Painting
Complete process water and slurry piping along with associated valves etc.
One (1) number of elevator for each absorber and One (1) numbers of elevator for Limestone
Grinding System building
Low height wet chimney
Lime stone handling, storage, crushing and Gypsum handling & storage system
All Motors along with couplings and coupling guards for all rotating auxiliaries covered under this
package, Transformer, HT & LT Switchgears, DC system, Electric actuators with integral starters
along with associated accessories, HT & LT power & control cables, cabling, lighting, earthing and
lightning protection, DG set (if applicable) etc.
Complete C&I systems including DDCMIS based control system, field instrumentation with
associated PCP, power supply system, instrumentation cables and accessories etc.
Sheds for Slurry -circulation pumps/ Oxidation blowers and buildings for Limestone Grinding
System, Gypsum dewatering system & FGD control Room
Associated Civil, Structural and Architectural works including foundation
First fill and one year topping requirement of consumables/oils/lubricants, supply of special
maintenance tools and tackles, commissioning spares, mandatory spares etc.
Detailed scope of work has been specified in the bidding documents.
B. Other Technical Features:
1.00.00 Flue Gas Desulphurisation (FGD) System
1.01.00 System Description: