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1983 Porsche 911 SC Targa

Tuesday, December 20, 2011

Project Beginning

I have wanted an electric car for a long time. Over ten years ago, I used an electric truck on a summer job working with the college grounds crew. This was the perfect application of an electric vehicle – frequent start and stops, lots of torque during starts up hill, quiet, no exhaust, and super reliable. Then I discovered that there are suppliers that sell parts for converting a vehicle to electric. I was excited. The plan was to convert a small pickup truck, because this frame could carry the weight of the batteries, some 2000 lbs of golf cart lead acid storage, without overloading the vehicle. But I just couldn’t seem to fit this dream of a project into my budget.
Now that I’m finally able to do my conversion project, a new battery technology has emerged that makes it practical to convert smaller cars. Lithium Iron Phosphate (lifepo) chemistry stores more energy in a battery that weighs less and takes up less space than lead acid. The small pickup truck has been dropped for a small sports car – a 1983 Porsche 911 SC. I like new technology.
The steps of the project include:
  • Fix up the Porsche 911
  • Remove the internal combustion engine and supporting components (exhaust, gas tank, radiator) 
  • Couple an electric motor to the transmission
  • Secure between 48 and 56 batteries into the car
  • Mount the controller and accelerator position sensor. The controller goes between the battery pack and the motor, and controls how much voltage and current is delivered to the motor
  • Install a battery charging system
  • Stop buying gasoline

Soliton 1 Controller








Warp 9 Electric Motor

Manzanita Micro Battery Charger
Calb Lithium Iron Phosphate Battery Cell

3 comments:

  1. Fine start, makes me proud to work with ya!

    ReplyDelete
  2. KJB - What is a Porsche enthusiast doing reading an EV conversion blog? One day it will be illegal to burn gasoline in a personal vehicle. This is a headstart on breathing new life into classic cars to keep them on the road.

    ReplyDelete