Tender Document for Construction of Ghorasal 300-450 MW ... - BPDB

2. Scope of Work
2.0 Scope of Work.
The work stated in this specification shall cover the complete design,
engineering (including supply of all calculation & settings), manufacturing,
inspection, testing, supply, delivery to the site, construction, erection
installation, testing, commissioning, commercial operation and service of
operation & maintenance for the first twenty four (24) months after
satisfactory performance tests of Combined Cycle Generating Unit(s) with
Emergency Diesel Generator, Fuel Gas Booster Compressors and
associated equipment at Ghorasal, Palash, Narsingdi Bangladesh on full
turnkey basis.
The equipment provided shall be of proven type and design, having total
net output at site condition (35 0 C, 1.013 bar, 98% relative humidity) of 300-
450 MW consists of One (1)/ Two (2) heavy duty industrial outdoor packaged
type gas turbine generator(s) (without any ancillary equipment, such
as water/steam injection, evaporator, chillier etc. for increasing power output),
One (1)/ Two (2) heat recovery steam generator(s) and one (1) steam
turbine generator unit. Tenderer can propose 2:2:1 or 1:1:1 (multishaft)
configuration CCPP. Aero-derivative type gas turbine shall not be considered
The Tenderers will have to Supply Main (230 KV & 15.75 KV) and Auxiliary
(6.6 KV & 0.415 KV) Equipment, Materials & Systems including Supply,
Installation, Testing, Commissioning of Equipment and Control system
(including pre-close check systems & inter-lock systems, Protection
system, Metering System etc. accordingly, based on 2:2:1 or 1:1:1
configuration CCPP. Tenderers shall also fill the Price Schedule of Vol. 1 of
3, Annexure-3 accordingly.
The work shall be carried out in accordance with the conditions of this
documents, and shall include but not necessarily be limited to the following
major items.
2.1 COMBINED CYCLE POWER PLANT
2.1.1 General
(1) Total Net power station output (base load)
At site conditions (35 0 C, 1.013 bar,
98% relative humidity) : 300-450 MW
(2) Number of units
a. Gas turbine unit : One(1) or Two(2) identical units
b. Heat recovery steam generator : One(1) or Two(2) identical units
c. Steam turbine unit : One(1)
(3) Main Fuel : Natural Gas
(4) Operation mode
a. Gas turbine unit : Base load as well as peak
load.
b. Combined cycle unit : Base load.
Ghorasal 300-450 MW CCPP Project (Vol-2A of 2) 8