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To popularise electric vehicles, make it easy to charge them

A swappable battery could be stocked at the conventional petrol pump. The customer would just drive in, surrender his old battery, get a new one, with the residual energy in the old battery adjusted against the price of the new one

September 25, 2019 / 14:53 IST
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Representative image
Representative image

To fully appreciate the tremendous potential electric vehicles have, for India in particular, and the world in general, one needs to go back 10 years. That was when a bright senior executive of SAP Inc – Shai Agassi -- was persuaded by the late Shimon Peres (former Prime Minister of Israel) to quit his job and start a venture in Israel for making electric vehicles (EVs). The new venture was called Better Place.

Better place Shai Agassi soon came to two conclusions. First, a hybrid car will never succeed in becoming a mass market vehicle because it had two transmission systems. Common logic dictated that the cost of a single transmission car would be less than that of a twin-transmission vehicle, which is what hybrids generally are. A more expensive car seldom becomes a mass market vehicle.

Second, and even more significant, he asked a question that many automobile experts had not asked earlier. When you buy a conventional car, he asked, do you purchase the petrol pump also with it? His argument was that when one purchases a vehicle one only buys the fuel required to drive it. Why can’t that happen with batteries as well, he asked.

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His solution was to adopt a model which allowed a swappable battery. The battery itself could belong to a finance company, which in turn sourced it from battery producers. These batteries could be stocked at the conventional petrol pump (which would be out of business with the demise of the hydro-carbon vehicles). The customer would just drive in, surrender his old battery, get a new one, with the residual energy in the old battery adjusted against the price of the new one. In just five minutes – the time it takes for a fuel tank to be filled up -- the vehicle would have a new battery charge and could drive away. The rental for the battery and energy was what he paid for, not the battery itself. The vision of Better Place was chronicled by authors Dan Senor and Saul Singer in their best-seller 'Start-up Nation – Israel’s Economic Miracle'.