Provided is an EV charging station comprising a housing, one storage battery, a substantially flat panel, an array of photovoltaic modules and a control unit. The housing receives electric power from a power grid. The substantially flat panel is attached to the housing. The array of photovoltaic mod
Provided is an EV charging station comprising a housing, one storage battery, a substantially flat panel, an array of photovoltaic modules and a control unit. The housing receives electric power from a power grid. The substantially flat panel is attached to the housing. The array of photovoltaic modules are affixed to the flat panel and converts solar energy from sun light into electrical energy, and transfer the electrical energy to the storage battery in the housing. The control unit receives a first signal indicating the power grid is overloaded and not available to the EV charging station; in response to receiving the first signal, determining whether the storage battery is charged; and in response to the determination that the storage battery is charged, switching the EV charging station to a charge mode where the storage battery is used, instead of the power grid, to charge an EV.
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1. An EV charging station comprises: a housing, at least one storage battery, a substantially flat panel, an array of photovoltaic modules and a control unit; and, whereinthe housing is configured to enclose the at least one storage battery and is configured to receive electric power from a power gr
1. An EV charging station comprises: a housing, at least one storage battery, a substantially flat panel, an array of photovoltaic modules and a control unit; and, whereinthe housing is configured to enclose the at least one storage battery and is configured to receive electric power from a power grid;the substantially flat panel is attached to the housing;the array of photovoltaic modules are affixed to the flat panel and are configured to convert solar energy from sun light into electrical energy, and transfer the electrical energy from the array of photovoltaic modules to the storage battery in the housing; andthe control unit is configured to:receive a first signal indicating the power grid is overloaded and not available to the EV charging station;in response to receiving the first signal, determining whether the storage battery is charged; andin response to the determination that the storage battery is charged and to the first signal having been received, switching the EV charging station to a charge mode where the storage battery is used, instead of the power grid, to charge an EV. 2. The EV charging station according to claim 1, wherein the storage battery is configured to be charged by the power grid. 3. The EV charging station according to claim 1, wherein the EV charging station further comprises a battery management system configured to monitor one or more of the storage batteries. 4. The EV charging station according to claim 1, wherein the control unit is further configured to: receive a second signal indicating a charge percentage of the storage battery;receive a light intensity value of the sun light; andin response to receiving the second signal and the light intensity value, determining energy source to charge the storage battery, wherein the energy source is at least one of the power grid or the sun light. 5. The EV charging station according to claim 1, wherein the control unit is further configured to: in response to receiving the first signal, determining whether a charge percentage of the storage battery is beyond a preset value; andin response to the determination that the charge percentage of the storage battery is beyond the preset value and to the first signal having been received, switching the EV charging station to the charge mode where the storage battery is used, instead of the power grid, to charge the EV. 6. The EV charging station according to claim 1, wherein the array of photovoltaic modules is configured to produce an alternating current output. 7. The EV charging station according to claim 6, further comprises a first inverter electrically interconnecting the array of photovoltaic modules with the storage battery to convert alternating current from the array of photovoltaic modules into direct current at the storage battery. 8. The EV charging station according to claim 1, wherein the array of photovoltaic modules is configured to produce a direct current output. 9. The EV charging station according to claim 1, further comprises a second inverter electrically interconnecting the storage battery with the EV to convert direct current from the storage battery into alternating current at the EV. 10. An EV charging method comprises: receiving, by a housing in an EV charging station, electric power from a power grid;converting, by an array of photovoltaic modules affixed to a substantially flat panel attached to the housing, solar energy from sun light into electrical energy;transferring, by the array of photovoltaic modules, the electrical energy to a storage battery in the housing;receiving, by a control unit in the housing, a first signal indicating the power grid is overloaded and not available to the EV charging station;in response to receiving the first signal, determining whether the storage battery is charged; andin response to the determination that the storage battery is charged and to the first signal having been received, switching the EV charging station to a charge mode where the storage battery is used, instead of the power grid, to charge an EV. 11. The EV charging method according to claim 10, wherein the storage battery is configured to be charged by the power grid. 12. The EV charging method according to claim 10, wherein the EV charging station further comprises a battery management system configured to monitor one or more of the storage batteries. 13. The EV charging method according to claim 10, further comprises: receiving a second signal indicating a charge percentage of the storage battery;receiving a light intensity value of the sun light; andin response to receiving the second signal and the light intensity value, determining energy source to charge the storage battery, wherein the energy source is at least one of the power grid or the sun light. 14. The EV charging method according to claim 10, further comprises: in response to receiving the first signal, determining whether a charge percentage of the storage battery is beyond a preset value; andin response to the determination that the charge percentage of the storage battery is beyond the preset value and to the first signal having been received, switching the EV charging station to the charge mode where the storage battery is used, instead of the power grid, to charge the EV. 15. The EV charging method according to claim 10, wherein the array of photovoltaic modules is configured to produce an alternating current output. 16. The EV charging method according to claim 15, wherein the EV charging station further comprises a first inverter electrically interconnecting the array of photovoltaic modules with the storage battery to convert alternating current from the array of photovoltaic modules into direct current at the storage battery. 17. The EV charging method according to claim 10, wherein the array of photovoltaic modules is configured to produce a direct current output. 18. The EV charging method according to claim 10, wherein the EV charging station further comprises a second inverter electrically interconnecting the storage battery with the EV to convert direct current from the storage battery into alternating current at the EV.
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