Flow Measurement and Telemetry System

The contract for flow measurement and supply and installation of telemetry has been awarded to M/s HydroVision GmbH in JV with Canary’s Automation Pvt. Ltd on 23.11.2015. The Contract period is 24 months for supply and installation plus 5-year of operation and maintenance. The proposed distribution of flow measurement equipment in Tranche 1.


Equipment details for flow measurement in Tungabhadra Sub-basin

Component Required quantity Remarks
Transit Time flow meters – full system 24 Travel time flow meters
Rader Flow meters – full system 76 Surface velocity flow meters
Hand Held ADCPs 3 For velocity profile and distribution in the cross section
Boat Mounted ADCPs 1 For velocity profile and distribution in the cross section
Hand Held Military grade tablet PCs 4 Field configurations
Automatic weathers stations – rain, temp, humidity, solar radiations, atmos pressure, wind direction and speed 6 Weather parameters in command area
Solar panel 100 watts, charge controller, batteries 65 Ah – 100 Ah 100 Powering the instruments
Sheds with steel doors and mounting cantilever 100 Protection and storage of instruments
GSM/GPRS Telemetry data transmission modems/ SIM cards to be purchased in the name of KNNL 100 Data transmissions

Physical & Financial Progress

All 100 locations for telemetry installation in the Tungabhadra basin have been identified including 20 locations in Gondhi system. A KNNL Quality Inspection Team visited Germany for learning and quality inspection. The Telemetry equipment was shifted to the project location in the month of June 2016. As of April 30, 2017, a total of 37 telemetry systems have been installed.

Installation of Telemetry Systems-Status

S.no. Project Quantity Instrument type Security shed–Status Solar power – status Installation calibration
1 Bhadra 9 Transit Time Flow Completed Completed In progress
2 Bhadra 24 Radar Flow meters Completed Completed In progress
3 Gondhi 20 Radar Flow meters Awaiting modernization
4 Upper Tunga Project 6 Transit Time Flow meters Ongoing Ongoing By Feb 2017
5 Upper Tunga Project 5 Radar Flow meters Ongoing Ongoing By Feb 2017
6 Singataluru LIS 3 Transit Time Flow meters Ongoing Ongoing By Mar 2017
7 Singataluru LIS 10 Radar Flow meters Ongoing Ongoing By Mar 2017
8 Tungabhadra 6 Transit Time Flow meters Ongoing Ongoing By Mar 2017
9 Tungabhadra 1 Radar Flow meters Ongoing Ongoing By Mar 2017
10 Vijayanagara Canals 16 Radar Flow meters Awaiting Modernization
Total 100

Out of the contract value of INR 2.81 crores and Euro 1.94 million, an expenditure of INR 0.914 crores and Euro 1.94 million respectively has been incurred. A mobilization advance of INR28.0 Lakhs and Euro 194,502 has been paid to the contractor against Bank Guarantee.