Charging method of electric vehicle in residential area, based on low-voltage power line carrier communications
A carrier communication and electric vehicle technology, applied in electric vehicle charging technology, electric vehicles, charging stations, etc., can solve problems such as power system safety and negative impact on economic operation
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[0029] The embodiments will be described in detail below in conjunction with the accompanying drawings.
[0030] A charging method for electric vehicle residential quarters based on low-voltage power line carrier communication, comprising:
[0031] Step 1. According to the usage habits of private electric vehicles, the assumed conditions of orderly charging of private electric vehicles during the off-peak period are obtained statistically;
[0032] Step 2, such as figure 1 As shown in , install the power measurement and carrier communication transmission module at the 0.4kV outlet main switch of the distribution transformer, and set the maximum power limit value as a certain percentage α of the maximum power allowable value;
[0033] Step 3. Install the carrier communication receiving module at each charging pile;
[0034] Step 4, the power measurement and carrier communication sending module measures the 0.4kV bus power at a certain time interval, and sends the measured val...
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