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Recent Posts
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- DIY heated bed for a Cetus 3D printer
- How to sketch equation curves in Fusion 360
- CAD design of a DIY Strain Wave (harmonic drive) Reduction in Fusion 360
- Full guide to creating a HTD timing pulley in CAD (Fusion 360)
- 1kW Yaskawa servopack teardown and tuning process
- Stepper motors or a BLDC servo motors? Which is better and when to use them.
- Modifying Marlin Firmware to work with a TandemB
- Construction of a TandemB Prototype
- Working in Tandem – Unconventional XY-axis layouts for 3D printing, laser cutting, CNC milling, engraving or pick and place.
- Bootstrapping a pen plotter to make a 3d printer
- The ideal shape for a multirotor ‘ducted-fan’ that can dramatically improve thrust and flight time.
- Breaking through the 2 hour barrier – Maximising efficiency to achieve the longest flight time of an electric multirotor (quadcopter)
- One step conversion of an image to gcode for Makerbot Unicorn and Reprap style 3D Printers
- DIY Dual H-Bridge to control a Pen Plotter
- Old-school Scientific Pen Plotter Teardown
- Playing around with a heated chamber design.
- MIT: 3-D printing with variable densities
- Mike Biddle: We can recycle plastic
- Printable PCB motor?
- Cryogenic Granular Grinding
- Drawing gears in Sketchup.
- 2011 – The year of the 3D printer?
- IceRap – Water deposition for ice printing?
- Constructing the ‘gunstrap’
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Tag Archives: eTrike
Discontinuing the eTrike Project Indefinitely
Unfortunately, due to a lack of funds there is no way to push forward with the eTrike project. At least for the foreseeable future. Although its a shame the electric Greenspeed trike will never get built I still learned a lot on … Continue reading
The ‘Crown’ eTrike PowerTrian
A few words about the powertrain that will be used on the trike. As previously mentioned, it will consist of Matt Shumaker’s single stage Edrive kit with a 4kW (5kW Peak) astroflight Astro 3210 Brushless Motor. This electric motor, when … Continue reading
Posted in eTrike
Tagged 48 tooth, 48t, cycle analyst, cycling, disc brake adapter, electric bike, eTrike, Greenspeed, recumbent, recumbent bike, recumbent trike, reduction gear, sprocket
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Battery Safety
As i’m planing on using some lithium batteries for this project its important that safety be a of the highest priority. Normally the biggest concern with this type of battery comes from over charging them past 4.2V per cell. If over charged … Continue reading
Posted in eTrike
Tagged battery monitor, battery safety, bms, cycle analyst, ebike, eTrike, hobby city, hobby king, lithium battery, lithium charging, low voltage cutoff
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Crown eTrike Batteries – Charging
It appears this may be the most complex part of this project. Thus far everything is very much plug and play. That is, each major component be it the motor, controller etc can be attached and plugged directly to each … Continue reading
Posted in eTrike
Tagged 12s, charging, cycling, electric bike, electronics, eTrike, Greenspeed, recumbent, recumbent bike, recumbent trike, recumbents, tppakcs, trike light
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