Amazon Aquacharger
Marlec have teamed up their engineering, renewable energy and manufacturing expertise with Thropton Energy Services a water turbine specialist company to develop a revolutionary new battery charging water current turbine.


Why is The Rutland
so unique

The Amazon Aquacharger is ideal in areas of the world where large sectors of the population live in dispersed communities along major river and canal banks. The product offers enterprising opportunities for establishing battery charging stations to serve the local population.
Rural communities, health centres, schools, missions, tourist lodges, border posts and research stations that are often situated along rivers such as the Amazon, Nile, etc. will benefit from this water current turbine.


The Amazon Aquacharger is a turbine, generator and control system designed to mount on an ordinary open moored boat. The turbine is lowered into a river or canal deeper than 1.75m and generates free power between water flow speeds of 0.45m/s (1mph or 0.87knots)and 1.5m/s. The use of a high efficiency, low friction alternator and aerodynamic blade design have achieved the low water current speed cut-in maximising potential from the waterway.

Power generated is stored in batteries to operate 12v appliances such as lighting, refrigerators, portable tv's, communications equipment and inverters to operate 240V appliances. The Amazon Aquacharger will bring affordable power to the remotest of regions.

  • Local component in-put reduces cost, increasing cost effectiveness
  • Low water speed cut-in so this is a versatile system that can be employed in almost any river
  • Six output connectors allowing up to 6 12v batteries to be charged simultaneously ·
  • Start charging at 0.5m/s river speed.
  • Generates approx 500w at 1.5m/s
  • Incorporates a patented furling device that lifts the turbine out of the water if the river speed exceeds the pre-set maximum.
  • Electrical brake is operated when furled to prevent turbine from freewheeling, reducing wear and tear ·
  • Turbine diameter of 1.8m
  • Rotor is protected from grounding and floating debris ·
  • Furling automatically activates in sudden flood conditions, furling can also be manually controlled ·
  • Charge controller senses battery voltage and automatically stalls / brakes the turbine when the pre-set maximum battery voltage is reached and restarts when the battery discharges to a lower limit
  • Simple to assemble, dismantle and transport for relocation ·
  • No running costs and can run for 24 hours per day unattended

System Includes:

  • Rotor blades, hub and water lubricated rotor bearing arrangement ·
  • Gearbox and generator unit ·
  • Charge controller and multiple battery connectors ·
  • Transom bracket, furling device and control handles for manual raising and lowering of the turbine

Local Supply Components:

  • Open boat of minimum 5m in length ·
  • 3m Section of 2.5" bore galvanised water pipe ·
  • 3m Section of 1.5" bore galvanised water pipe ·
  • Up to 12m of 2.5" or 3" bore pipe as required ·
  • Mooring post and up to 50m of rope for mooring ·
  • Bank of 12v lead acid batteries ·
  • Electrical cable of length to suit
 
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