Category: EV Conversion
Electric Vehicle Conversion
Emergency Brake Improvement
I installed a disk brake on the rear wheel as an emergency and parking brake. Because it’s hydraulic I couldn’t use the original Heinkel ratcheting lever, so I installed a motorcycle lever style activator. This presented another problem; how to keep the brake engaged while parking. Here’s the solution: Here it is in place: And […]
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Packing Battery Heat
If you have an EV and live in a cold climate you know the effect that winter weather can have on your vehicle’s range. In my case the Heinkel absolutely would not run below 50 degrees F (10C). There were telltale signs that something was amiss with my BMS too- one of the boards would […]
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Would the Postal Service be Proud?
I was looking for an alterative to fish paper for wrapping my LiFePo4 cells before reinserting them into my battery case. Why wrap cells? To keep them physically separate and prevent any errant electrical connections. The usual wrap is something called Fish Paper, which doesn’t have much to do with fish (as far as I […]
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Is a Heinkel EV Heavy?
An EV drivetrain is heavier- but not as much as you thought
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EV Conversion Speedometer Project
Now we’re in unchartered territory. The original Heinkel speedometer looked like this: Remember that Heinkels were economy cars, the speedometer only recorded the bare minimum- speed and miles traveled, But if you paid extra you could get a real (or a fake) clock! The speedometer measured travel by a cable from the top on the […]
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I’m Getting That Wired Feeling!
I’m almost there- I hope to get my safety inspection and plates this week. Here’s a picture I took today with some explanatory comments:
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Swingarms, Backing Plates and Motor Mounts
The swingarm serves more roles than you probably think, and using the original motor mounts saves time and space.
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Special Thanks to Two Heinkel EV Owners
One of many drawings Marcelo Spina made to help me understand EV technology!
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EV Heinkel Test Drives!
I finished my initial configuration of the motor and controller and have been doing some test drives. The results have met my expectations- quick acceleration, whisper quiet and no exhaust smells. Check it out!
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