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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹7.1 CrAdmitted-Finance SUITE 101 A TOWER B VATIKA MINDSCAPES 12 3 MATHURA ROAD FARIDABAD 121003 | FARIDABAD | FARIDABAD | HARYANA | 121003 | ₹7.1 Cr | L1 | Admitted-Finance |
| 2 | L2₹9.6 Cr+₹2.5 Cr (35.4%)Admitted-Finance | ₹9.6 Cr+₹2.5 Cr (35.4%) | L2 | Admitted-Finance |
| 3 | L3₹48.8 Cr+₹41.6 Cr (585.7%)Admitted-Finance | ₹48.8 Cr+₹41.6 Cr (585.7%) | L3 | Admitted-Finance |
| Sl No | Description | Qty | Unit | FLOVEL ENERGY PRIVATE LIMITED L1 | Mecamidi HPP India Pvt. Ltd. L2 | Emerson Process Management (I) PVT LTD L3 |
|---|---|---|---|---|---|---|
| 1.01 | EXCITATION SYSTEM:
The existing Systems comprising of semi static Excitation system. It is now proposed to replace the entire existing excitation system of one of the units by latest fully digital static-excitation system with cabling, associated accessories and field instrumentation. This includes following:
Dismantling of existing Excitation System Panel including opening of all the electrical connections.
Design, engineering, supply, testing of Dual Channel Digital Excitation System.
Erection of new Dual Channel Digital Excitation System including civil works, if required and commissioning of new system.
The scope of work shall be Design, Engineering / Reverse Engineering, Manufacture, Supply, Erection, Testing, pre-commissioning, Commissioning and Performance testing of Digital Static Excitation System for Complete Replacement of Existing Static Excitation System of 3 x 35 MW Generator Units of LJHEP. | 3 | Nos | - | - | - |
| 1.02 | DIGITAL GOVERNOR:
The existing Semi-Static governors installed at 3 x 35 MW Vertical Francis hydroelectric Power Station at LJHP BARAMULLA, J&K. shall be replaced with latest technology Microprocessor based digital type Fully Static governing system. The digital governors shall
be reliable equipped with self-diagnostic features, modular design, flexibility of charging
control functions via dedicated software, stability of set parameters. Governors shall also be capable of carrying out the following functions in addition to speed control during idle run, operating in isolated grid, interconnected operation and islanding operation:
A) Power output control depending on grid frequency variation i.e. load frequency control
B) Joint power control of all 3 units in power station
C) Power control as per water level in Head/Tailrace
D) Automatic starting/stopping through single command
E) Fast response to transient conditions
F) Control from remote place SCADA
The microprocessor based digital governors shall be equipped with PLC type plant controllers with a manually operated back-up system combined with PC based SCADA system suitable for plant parameters control data acquisition and self-diagnostic features.
In existing system there are two separate oil pumping unit mechanisms for opening of GV
and MIV. The New Compact governor can be proposed to overcome this separate mechanisms. This Governor shall be capable of opening and closing the GV and MIV. The existing oil sumps need to be examined for the capability of supplying the oil for both GV and MIV. Appropriately new oil sumps shall also be supplied installed tested and commissioned. | 3 | Nos | - | - | - |
| 1.03 | MAIN INLET VALVE (MIV):
Manual operation of the present MIValong with its associated equipment such as manual
Bypass Value is being carried out currently .The supply installation testing and commissioning of motorized bypass valve and control, operation and data acquisition of MIVby automatic and manual means along with the associated accessories if any etc. so that it can be controlled through PLC from control room. In addition to that different instruments need to be installed on MIV so as to make it compatible with new proposed SCADA system | 3 | Nos | - | - | - |
| 1.04 | CONTROL AND PROTECTION PANELS:
All the existing panels to be replaced with the new PLC based panels. Following panels to
be replaced
1. Unit Control Board
2. Generator & Transformer Metering & Relay Panel.
3. Digital Governor Panel.
4. Excitation Panel.
5. Transformer Panel
6. Synchronizing panel to be included in separate UCB’s.
7. Protection Panels for Unit.
8. Switchyard Panel.
9. Protection panels for Line Feeders, Bus Coupler, Bus bar & Unit (Reverse Power relay to be included also). | 3 | Nos | - | - | - |
| 1.05 | AUXILLARY SUPPLY PANEL:
Control, Processing and monitoring of Auxiliary supply panels through PLC need to be incorporated. | 3 | Nos | - | - | - |
| 1.06 | SCADA SYSTEM (SUPERVISORY CONTROL & DATA ACQUISTION):
SCADA system to be installed in the power house. All the equipment in the Power House
to be connected to SCADA system. All the Units, PLC's, Panels to be accessed from Control room. All the parameters to be visualized and controlled from control room.
Operator work station, Engineering station, Servers, Database, printers to be connected to
SCADA system. All the Units to be Started and stopped from one command which includes Auto Synchronization. Its pertinent to mention here that, All the mentioned system shall be designed, supplied, installed, tested and commissioned. | 3 | Nos | - | - | - |
| 1.07 | TURBINE AND GENERATOR INSTRUMENTATION
In order to operate the Unit from control system in control room, different instruments
need to be replaced such as Speed sensors, RTD, DTT, Level Sensors, Limit Switches for Guide vanes, shear pin failure indication. Position transducers so as to get the absolute
feedbacks complete data logging in Control Room.
In order to operate the Unit from control system in control room, different instruments such as RTD, PG, DTT, Level Sensor, and Limit Switches need to be replaced so as to get the complete data logging in Control Room.
There is no data Monitoring & diagnosis system installed in power house. M&D system along with all vibration monitoring systems need to be installed. Shaft current monitoring system also needs to be
installed. | 3 | Nos | - | - | - |
| 1.08 | DEWATERING SYSTEM:
Automatic PLC based Dewatering system to be proposed along with the instruments like levelsensors etc. Accordingly, Monitoring of the water level at power house control room
workstations to be included. Emergency tripping of power house to be included in case of flooding. | 1 | Nos | - | - | - |
| 1.09 | SWITCHYARD ISOLATORS & BREAKERS:
Isolators to be controlled from the respective control panels inside the power house.The terminal box of Isolator motors need to be adjusted and elevated from Ground level and new motors for isolators to be supplied and replaced at the existing non working motor. Isolator control and monitoring to be provided from the power house. All the data processing and monitoring required for complete automation of the plant is to be Incorporated. | 1 | Nos | - | - | - |
| 1.10 | DIESEL GENERATOR:
The DG shall be automatically operated from Power house in case of power supply failure. It should also be connected to new proposed control system | 1 | Nos | - | - | - |
Tender Value
₹9.2 Cr
EMD Value
₹18.5 L
Closing Date
6 Jan 2020, 6:00 pmClosed
EXECUTIVE ENGINEER GENERATION LJHP BARAMULLA
EXECUTIVE ENGINEER GENERATION LJHP BARAMULLA
e NIT NO GD/LJHP 10 OF 2019-20 DT 16-10-2019Complete automation of 3x35 MW LJHP Powerhouse
2019_SPDC_83484_1
e NIT NO GD/LJHP 10 OF 2019-20 DT 16-10-2019
Open Tender
Electrical Works
Item Rate
90 days
LJHP BARAMULLA
Please refer Tender documents.
2 documents required · 2 mandatory
₹5,000
Yes
EXECUTIVE ENGINEER GENERATION LJHP
₹18.5 L
Yes
1 Feb 2020
16 Oct 2019
9 Jan 2020
16 Oct 2019
6 Jan 2020
19 Oct 2019
Amount
EXCITATION SYSTEM: The existing Systems comprising of semi static Excitation system. It is now proposed to replace the entire existing excitation system of one of the units by latest fully digital static-excitation system with cabling, associated accessories and field instrumentation. This includes following: Dismantling of existing Excitation System Panel including opening of all the electrical connections. Design, engineering, supply, testing of Dual Channel Digital Excitation System. Erection of new Dual Channel Digital Excitation System including civil works, if required and commissioning of new system. The scope of work shall be Design, Engineering / Reverse Engineering, Manufacture, Supply, Erection, Testing, pre-commissioning, Commissioning and Performance testing of Digital Static Excitation System for Complete Replacement of Existing Static Excitation System of 3 x 35 MW Generator Units of LJHEP.
DIGITAL GOVERNOR: The existing Semi-Static governors installed at 3 x 35 MW Vertical Francis hydroelectric Power Station at LJHP BARAMULLA, J&K. shall be replaced with latest technology Microprocessor based digital type Fully Static governing system. The digital governors shall be reliable equipped with self-diagnostic features, modular design, flexibility of charging control functions via dedicated software, stability of set parameters. Governors shall also be capable of carrying out the following functions in addition to speed control during idle run, operating in isolated grid, interconnected operation and islanding operation: A) Power output control depending on grid frequency variation i.e. load frequency control B) Joint power control of all 3 units in power station C) Power control as per water level in Head/Tailrace D) Automatic starting/stopping through single command E) Fast response to transient conditions F) Control from remote place SCADA The microprocessor based digital governors shall be equipped with PLC type plant controllers with a manually operated back-up system combined with PC based SCADA system suitable for plant parameters control data acquisition and self-diagnostic features. In existing system there are two separate oil pumping unit mechanisms for opening of GV and MIV. The New Compact governor can be proposed to overcome this separate mechanisms. This Governor shall be capable of opening and closing the GV and MIV. The existing oil sumps need to be examined for the capability of supplying the oil for both GV and MIV. Appropriately new oil sumps shall also be supplied installed tested and commissioned.
MAIN INLET VALVE (MIV): Manual operation of the present MIValong with its associated equipment such as manual Bypass Value is being carried out currently .The supply installation testing and commissioning of motorized bypass valve and control, operation and data acquisition of MIVby automatic and manual means along with the associated accessories if any etc. so that it can be controlled through PLC from control room. In addition to that different instruments need to be installed on MIV so as to make it compatible with new proposed SCADA system
CONTROL AND PROTECTION PANELS: All the existing panels to be replaced with the new PLC based panels. Following panels to be replaced 1. Unit Control Board 2. Generator & Transformer Metering & Relay Panel. 3. Digital Governor Panel. 4. Excitation Panel. 5. Transformer Panel 6. Synchronizing panel to be included in separate UCB’s. 7. Protection Panels for Unit. 8. Switchyard Panel. 9. Protection panels for Line Feeders, Bus Coupler, Bus bar & Unit (Reverse Power relay to be included also).
AUXILLARY SUPPLY PANEL: Control, Processing and monitoring of Auxiliary supply panels through PLC need to be incorporated.
SCADA SYSTEM (SUPERVISORY CONTROL & DATA ACQUISTION): SCADA system to be installed in the power house. All the equipment in the Power House to be connected to SCADA system. All the Units, PLC's, Panels to be accessed from Control room. All the parameters to be visualized and controlled from control room. Operator work station, Engineering station, Servers, Database, printers to be connected to SCADA system. All the Units to be Started and stopped from one command which includes Auto Synchronization. Its pertinent to mention here that, All the mentioned system shall be designed, supplied, installed, tested and commissioned.
TURBINE AND GENERATOR INSTRUMENTATION In order to operate the Unit from control system in control room, different instruments need to be replaced such as Speed sensors, RTD, DTT, Level Sensors, Limit Switches for Guide vanes, shear pin failure indication. Position transducers so as to get the absolute feedbacks complete data logging in Control Room. In order to operate the Unit from control system in control room, different instruments such as RTD, PG, DTT, Level Sensor, and Limit Switches need to be replaced so as to get the complete data logging in Control Room. There is no data Monitoring & diagnosis system installed in power house. M&D system along with all vibration monitoring systems need to be installed. Shaft current monitoring system also needs to be installed.
DEWATERING SYSTEM: Automatic PLC based Dewatering system to be proposed along with the instruments like levelsensors etc. Accordingly, Monitoring of the water level at power house control room workstations to be included. Emergency tripping of power house to be included in case of flooding.
SWITCHYARD ISOLATORS & BREAKERS: Isolators to be controlled from the respective control panels inside the power house.The terminal box of Isolator motors need to be adjusted and elevated from Ground level and new motors for isolators to be supplied and replaced at the existing non working motor. Isolator control and monitoring to be provided from the power house. All the data processing and monitoring required for complete automation of the plant is to be Incorporated.
DIESEL GENERATOR: The DG shall be automatically operated from Power house in case of power supply failure. It should also be connected to new proposed control system
TRANSFORMERS: Cooling plant for generator transformers to be monitored form the control station of the power house. Automation of the cooling system of the generator transformer to be incorpoprated. All the Transformers whether it is UAT, Excitation, SST to be monitored remotely control room
Mecamidi HPP India Pvt. Ltd.
Emerson Process Management (I) PVT LTD
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