How to build the 1m PET windturbine – From Waste To Wind

Shopping list

First we need to gather everything. All parts and materials have been chosen so that they can be purchased everyware.

M132 6206 2rs deep groove ball bearing (2x)

M132 6206 2rs deep groove ball bearing (2x)

Neodymium magnets (10 x 10 x 10 mm / N42) (12x)

Neodymium magnets (10 x 10 x 10 mm / N42) (12x)

10mm threaded rod (1x)

10mm threaded rod (1x)

All build instructions can be found on the Hackaday.io hub: https://hackaday.io/project/174283/logs

First print the piece for the axle

Push or hammer the bearing in.

Print the holders for the coil that will make up the stator

Print the center parts for the coils

Assemble the coil winder like this and wind 12 coils with 90 turns

Glue the stator together so they can hold all coils

Print the magnet holder and put in the magnets one by one

Test the magnet holder for watertightness

Make sure the fieldlines of the magnets are connected by turning the iron wire like this

Print both part of the blade and glue together with cyanoacrylate

Assemble the axle parts, generator and blades like this with 3mm screws

Total should look like this

Connect the coils in 3-phase

Saw the 1m threaded rod in 3 and screw them

Overview

Overview

Print the tailpart in this orientation

Overview of the print

Put in the aluminium bars

Connect together…

…and shove the tail over them like this

Connect them with tie-wraps while applying extra cyanoacrylate glue

Print the cover pieces.