A load control system may include multiple control devices that may send load control messages to load control devices for controlling an amount of power provided electrical loads. To prevent collision of the load control messages, the load control messages may be transmitted using different wireless communication channels. Each wireless communication channel may be assigned to a load control group that may include control devices and load control devices capable of communicating with one another on the assigned channel. A control device may send load control messages to a load control device within a transmission frame allocated for transmitting load control messages. The transmission frame may include equal sub-frames and load control messages may be sent at a random time within each sub-frame. Control devices may detect a status event within a sampling interval to offset transmissions from multiple control devices based on detection of the same event.

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.

Solutions to control use of back-up batteries of a radio access network in a virtual power plant are disclosed. In the solutions, a virtual power plant manager entity obtains site information on radio access network element sites, at least some of which are usable as additional power capacity providers in the virtual power plant, and energy balancing related information of a power grid using the virtual power plant. The virtual power plant manager entity determines, based at least on the site information and the energy balancing related information, for at least one virtual power plant entity for the virtual power plant, control information relating to the virtual power plant, the control information optimizing virtual power plant utility while maintaining radio network stability, and transmits said control information to the at least one virtual power plant entity.

A system for wirelessly charging at least one device disclosed. The device has a photovoltaic cell for converting incident light into electrical energy. The system also has a supply unit arranged to transmit a charging laser beam to the photovoltaic cell of the device. The supply unit is also arranged to transmit a visible light pattern for providing a user with information relating to operation of the system.

According to some embodiments, an apparatus for charging a wireless harness automated measurement system (WHAMS) includes a charging cart, a mobile frame, a plurality of light-emitting diode (LED) indicators, and a plurality of charging slots. The charging cart may charge a plurality of wireless test modules (WTMs) of the WHAMS. The mobile aluminum frame may support the charging cart. The plurality of light-emitting diode (LED) indicators may identify a status of the plurality of the WTMs during testing of the WHAMS. The plurality of charging slots may charge the plurality of WTMs. Each of the plurality of charging slots is associated with a respective one of the plurality of LED indicators.

A system for monitoring and analyzing electrical operating parameters of a load in an electric network includes a smart socket placed in series between the load and the electric network. The smart socket includes a voltage detection module that measures a voltage value in the electric network between the ends of the load, a current detection module in the electric network that measures a current value adsorbed by the load, and a control unit connected to the voltage detection module and to the current detection module. In particular, the control unit comprises a neural network arranged to carry out a training comprising the steps of definition of a number n of events association, to each event E.sub.i of a number m.sub.i, of patterns p.sub.ij of predetermined current and/or voltage trends, extrapolation of characteristic parameters c.sub.ik distinguishing the pattern p.sub.ij associated with the classified event E.sub.i.

A system is for monitoring a power distribution network having mast constructions carrying at least one power line. The system has at least two smart modules, each being affixed to a respective mast construction and designed for wireless communication with each other for forming a main wireless communication network along the power line. The system has a sensor system affixed to a respective one of the mast constructions. The sensor system is designed for determining at least one quantity or event of the network and for communicating the quantity or event to a respective smart module, which are designed for communicating information associated with the quantity or event along the network, for being remotely monitored. The smart modules are placed outside the Live working and Vicinity zones in accordance with the EN50110-1 standard for power networks, and at least one sensor system is contained in each smart module itself.

Disclosed is a temperature controller, a server, an air conditioning system and a temperature setting method. The temperature controller may be configured to operate in a carbon saving mode, and when operating in the carbon saving mode, the set temperature of the temperature controller is adjusted according to a green electricity index, and the green electricity index is the proportion of green electricity in a power grid to which the temperature controller is connected. When the proportion of the green electricity is high, i.e., the electric energy used is mainly from renewable energy sources, the set temperature is adjusted to produce more cold energy or heat energy for storage; and when the green electricity index decreases, the stored cold energy or heat energy can be used to meet the demand for cooling or heating, thereby reducing carbon emissions.

Disclosed is a method comprising configuring at least one of: a virtual power plant controller application for operating one or more batteries of one or more base stations as a virtual power plant, the one or more base stations for supporting the virtual power plant controller application, or one or more power systems of the one or more base stations for supporting the virtual power plant controller application.

Disclosed is an electronic device, which includes an external power supply unit configured to receive power from an external power source and an auxiliary power storage unit configured to be charged upon receiving the power from the external power supply unit and store the power. The electronic device further includes a first switching element connected to the external power supply unit and the auxiliary power storage unit, the first switching element configured to select any one of the external power supply unit and the auxiliary power storage unit as a power source, a power information receiver configured to receive power information including at least one of electric rate information and power demand information, and a controller configured to control the first switching element based on the power information received from the power information receiver.