|WORLD METEOROLOGICAL ORGANIZATION||
|Explanation of the criteria for classification and numbering of components||
|Explanation of the dates on the component's description|
RIVER INFORMATION SYSTEM
1. Purpose and objectives
To carry out effective river management by collecting information
about rivers and dams promptly and exactly.
Computers and dedicated radio links are connected to provide online real-time data communications. At the master station, which is in the flood-forecasting centre, the received data are printed and displayed.
Data and processed data can be transmitted to the headquarters as required.
Analogue (through A-D converter) or digital sensors can be interfaced to the network.
Data on visual display, hard copy, or magnetic media.
5. Operational requirements and restrictions
Installation and maintenance of the system requires qualified technicians.
On-site radio set power can be obtained from batteries charged by solar cells.
Data transmitted must be adaptable to a standardized data format.
6. Form of presentation
Documents on the operation of the system are available.
7. Operational experience
System in use by the Ministry of Construction of Japan for 8 river basins since 1975.
Electricity and Telecommunication Division, Ministry of Construction.
From the HOMS National Reference Centre for Japan.
10. Conditions on use
Documentation available, hardware is for sale.
|(First entered: 16 JAN 81||
Last updated: 16 JUN 81)