The WEB-KERUU system

In the Housing Eco-Monitoring Service (AsEMo) project STOK and the Lahti center of the Aalto University (Finland) have developed an energy monitoring system, the WEB-KERUU that visualizes the actual energy consumption of a house or a flat in real time. A resident may instantly “see” his or her energy consumption as a constantly updating graph on a web page. The graph makes it easy to understand the effect of various energy savings measures. One instantly gets feedback on how energy consumption is affected by switching on and off electrical devices, for instance a television set. The users of the system can also write blog-type comments, and share them with other users.

The system itself is flexible and cheap. It is a stand-alone, plug and- play type of solution, based on off-the-shelf consumer hardware supplemented by software created in the project. The system reads data from an electricity meter, channels it through the Internet using the residence’s broadband connection, and stores the data in a database.

This energy monitoring system will be used to monitor energy usage in Finland in Porvoo’s new Skaftkärr housing area, where the WEB-KERUU system will be set-up in residences, or LivingLabs. Currently we are in the initial testing phase with half a dozen LivingLabs. The residences are inhabited by real families, so that we can get user-centered experiences on the usability of the system we are developing.

In the future, energy monitoring will also include district heating and energy produced locally by solar panels. Business models for securing the commercial viability of this system have been developed.

The Mini-Skaftkärr kit needed to be able to use the WEB-KERUU system

The Mini-Skaftkärr kit includes all software modules for enabling automatic gathering and visualization of measurement data, built around the OpenWRT project and web server applications. For more informaion, please visit our Wiki-page.

Downloads:

Pre-configured OpenWRT image for Asus WL-500G Premium v2.

webkeruu-openwrt-image.tar.gz

Source code for Webkeruu packages bundled with OpenWRT, can be compiled to any OpenWRT compatible platform.

webkeruu-openwrt-src.tar.gz

Source code for the web-application which logs and visualizes the data collected from OpenWRT nodes.

webkeruu-webserver-src.tar.gz

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