Thursday, March 5, 2009

Rice Irrigation Management Information System (RIMIS)

Rice Irrigation Management Information System (RIMIS) was developed as a user-friendly and robust management system to ensure the efficient use of available water resources.

RIMIS
allows prediction and allocation of available water resources equitably and more efficiently for the 18,000 ha Tanjung Karang Rice Irrigation Scheme in Selangor Malaysia.

RIMIS is a
comprehensive water allocation and management framework embedded in an ArcGIS-VBA platform.

ArcObjects and Visual Basic for Application (VBA) programming languages were
used to develop the user-friendly Graphical Userinterface (GUI) inside the powerful ArcGIS
software.

RIMIS recommends daily equitable and efficient irrigation deliveries among tertiary canals incorporating the allowable design irrigation supply based on the water demand and available water resources for irrigation supply as the season advances.

RIMIS gives information on the
uniformity of water distribution and the shortfall or excess using newly developed performance indicators; and what decisions to adopt for the next day.

Easy updating system of the associated
databases keeps the system always updated with respect to the real field situations.

The results
were displayed on the computer screen together with colour coded thematic maps, graphs and tables in a comprehensible form that helps irrigation managers to enhance decision making in the management and operation of the irrigation system.

RIMIS was found to be a
useful tool for a more equitable distribution of the available water supply to a wider area aiming for higher crop production.

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