A smart power device includes a control module having a communication circuit and a switching circuit. A power transfer unit is electrically connected to the switching circuit. A main shell seat has a first receiving slot, a second receiving slot and an insertion portion. A first conductive sheet is disposed in the first receiving slot. A second conductive sheet is disposed in the second receiving slot. A separation shell seat has a separation receiving slot and a sliding rail, and the separation shell seat is coupled to the main shell seat through the sliding rail inserting in the insertion portion, and a separation conductive sheet is disposed in the separation receiving slot.

A network-controlled charge transfer device for electric vehicles includes a control device to turn electric supply on and off to enable and disable charge transfer for electric vehicles, a transceiver to communicate requests for charge transfer with a remote server and receive communications from the remote server, and a controller, coupled with the control device and the transceiver, to cause the control device to turn the electric supply on based on communication from the remote server.

A load control system for controlling the amount of power delivered from an AC power source to a plurality of electrical load includes a plurality of independent units responsive to a broadcast controller. Each independent unit includes at least one commander and at least one energy controller for controlling at least one of the electrical loads in response to a control signal received from the commander. The independent units are configured and operate independent of each other. The broadcast controller transmits wireless signals to the energy controllers of the independent units. The energy controllers do not respond to control signals received from the commanders of other independent units, but the energy controllers of both independent units respond to the wireless signals transmitted by broadcast controller. The energy controller may operate in different operating modes in response to the wireless signals transmitted by the broadcast controller.

A system includes a control circuit and a computer. The control circuit includes a control circuit configured to receive data from at least one solar panel, convert the received data according to a communication protocol, and forward the converted data via the communication protocol. The computer includes software that, when executed by the computer, causes the computer to receive, via the communication protocol, the converted data, detect, based on the received converted data, a problem in the at least one solar panel, and output, to a display and based on the detected problem, a status of the at least one solar panel corresponding to a time at which the data was collected.

A power and data distribution module includes a plurality of first power supply interfaces, configured to be connected to a plurality of power supply lines, a data bus interface configured to be connected to a data bus, a plurality of power output interfaces, configured to be connected to an electrical load and to supply electrical power from a first power supply interfaces to the connected electrical loads, a plurality of voltage distribution modules coupled between the first power supply interfaces and the power output interfaces and configured to provide AC or DC voltage via the power output interfaces, a load shedding module configured to receive load shedding information via data communication over one or more power supply lines, and a data concentrator configured to receive redundant load shedding information via data communication over the data bus and to transmit the redundant load shedding information to the load shedding module.

A measurement device that performs a predetermined measurement task together with a plurality of other measurement devices is provided. This measurement device is provided with a sampling phase generator for generating a sampling phase for instructing a timing of sampling, and a communication unit for communicating with at least one of the plurality of other measurement devices. The communication unit transmits the sampling phase generated by the sampling phase generator to at least one of the plurality of other measurement devices. The sampling phase generator is configured to generate a third sampling phase, using an operation that is based on a generated first sampling phase and a second sampling phase received by the communication unit from at least one of the plurality of other measurement devices.

Systems and a method are provided. A system includes a set of power loss detecting and reporting apparatuses. Each of the power loss detecting and reporting apparatuses includes a power loss detection circuit for detecting a local power loss. Each of the power loss detecting and reporting apparatuses further includes a cellular transmitter for transmitting (i) a preloaded code indicative of a power loss location and (ii) a time stamped alarm, to a remote designee entity using a cellular network, responsive to a detection of the power loss. The set of apparatuses collectively provide an outage pattern and sequence for a plurality of supplied locations based on the preloaded code and the time stamped alarm.

A wireless communication terminal comprising: a body; a rectangular display on a front surface with top and bottom edges longer than left and right edges; a camera on a back surface in an area opposite an upper area between a top edge of the front surface and the top edge of the display; first and second battery storage spaces; and first and second indicators indicating states of batteries stored in the first and second battery storage spaces, respectively. The first and second indicators are within a predetermined range from the camera. The first and second battery storage spaces are arranged side by side, and the first battery storage space is on a left side of the second battery storage space. The first and second indicators are arranged side by side, and the first indicator is on the left of the second indicator.

A remote automatic control power supply system is disclosed, comprising a power supply control device and an electronic device having a control circuit, in which the power supply control device is configured to control whether the power supply is to be outputted, and the control circuit can set the GPS coordinate and the starting distance value close to the power supply control device; afterwards, it is possible to operate the control circuit via the backend of the electronic device such that, when the distance between the real-time GPS coordinate of the electronic device and the GPS coordinate of the power supply control device is equivalent to the starting distance value, the control circuit can transmit a power control signal to the power supply control device thereby allowing the power supplying control device to output the electric power to the receiving end.

A server of a network-controlled charging system for electric vehicles receives a request for charge transfer for an electric vehicle at a network-controlled charge transfer device, determines whether to enable charge transfer, and responsive to determining to enable charge transfer, transmits a communication to the network-controlled charge transfer device that indicates to the network-controlled charge transfer device to enable charge transfer.