Energy Systems & Design
Small package water turbine generator capable of generating DC power from a running water source.
Global sales. Interview with representative
Energy Systems & Design Interview with representative
• 1 Nozzle Watter Buddy: $695 USD
• Additional Watter Buddy Nozzle: $50 USD
• Hose Adaptor (male): $5.50 USD
• Hose Adaptor (female): $6.50 USD
• Accessory Kit (fuse holder, meter, banana plugs): $50 USD
Many similar products available through a wide variety of distributors. Some include: Water Motor, Thompson & Howe Energy Systems, HI-Power, Harris Hydroelectric, and other Chinese Manufacturers.
Consumers that lack access to a reliable traditional power grid and have access to a steady source of running water.
Mass produced Interview with representative
ES&D claims to sell machines all over the world. Powering thousands of remote locations, such as off grid households in Fiji and Spain.
~100 Interview with representative
Contact the manufacturer in Canada, or local electricians or plumbers (may not be familiar with specific technology)
A user manual is supplied, which offers advice on measuring flow rate, determining head, and guiding the installation of the system, although the directions are fairly complex and require some technical expertise. Not all parts necessary for complete system are included in the kit
Bearings in alternator are recommended to be replaced yearly and should be available through any bearing distributor. Recommended to have a bearing press and properly sized mandrel, plumbing components can be sourced through other plumbing supply stores.
90 day warranty on Watter Buddy, no specified plan for disposal ^Interview ^with ^representative
See performance charts below.
Results of output testing at different levels of pressure are summarized in the user manual (page 7)
Video of testing procedure available, but no specific details
No independent labs have been involved in testing, although the manufacturer has completed tests both on both installed products and utilizing a pump system to simulate stream flow. Testing performed on sites in Waterford, New Brunswick, Canada. Interview with representative
Varying water flow rates can cause an increase in voltage beyond battery rated capacity (potentially lethal), improper installation can lead to electrical fires.
No research relating to this specific product performance, although other products by this manufacturer have been included in market analysis studies.
• Kusakana, K., Munda, J.L., Jimoh, A.A., A survey of technologies increasing the viability of micro-hydropower as a cost-effective energy source for remote communities in South Africa. AFRICON 2009. 2009 Sept 23-25;1-4.
• Ranjitkar, G., Huang, J., Tung, T., Application of micro-hydropower technology for remote regions. EIC Climate Change Technology. 2006 May 10-12;1-6.
Federal Energy Regulatory Commission requirements for grid tie
No specific protocols mentioned, although through correspondence it does not appear that any full-scale lifecycle testing has been completed. Interview with representative
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