Some people are pessimistic about the current new energy automobile industry. I personally feel that you can be pessimistic about the country, but you cannot think that this direction is wrong. The change is not happening in a day. It requires a lot of conditions. The charging infrastructure is an important part of it. Here are some basic information about charging.
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Where to charge? Public areas or private homes, there is no denying that China has great specialities. Before that, look at different opinions.
A few common conclusions:
1. Charging is divided into three aspects: public charging, working facility charging and household charging.
2. The time requirement for charging and the habits of people are inseparable. In fact, different places have different charging time/charger power requirements.
3. Conduction and wireless, AC and DC, in fact, develop in parallel on all roads.
From schneider
From ECOtality
From NEMA (The Association of Electrical and Medical Imaging Equipment Manufacturers)
The actual installed image may be more intuitive:
1. Many piles, according to the actual installation requirements, are actually private investment, not many, but most of them are in actual use.
2. The relationship between the car and the charging pile is always that there is a car that needs to be charged. A car needs multiple charging piles to satisfy it in various environments. Only a lot of is reasonable, the actual 100 cars need more than 100 charging piles.
3. When operating and equipping charging facilities, if you don’t accumulate experience, then...
4. Need to distinguish between installation-related content in different locations. The design of 220V is also a very complicated but interesting design.
5. To develop electric vehicles, the distribution network should be completely intelligent. It can be said that electric vehicles and new energy are an organic connection. If you manage well, you can spend a small amount of money to make a smooth transition. The grid costs a lot of money.
(From "The EV Project Update" Kevin Morrow)
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