A power adapter configured to apply power to a device is disclosed. The power adapter comprises a switching module having a recess comprising a first set of contacts for receiving control signals, wherein the switching module comprises a switch for selectively applying power to a device based upon the control signals; and a control module removably coupled to the switching module and having a second set of contacts coupled to the first set of contacts of the switching module when the control module is attached to the switching module; wherein the switching module comprises a user interface element.

A system includes a central analysis station and a display. The central analysis station may be configured to receive a unique identifier and performance data from each of a plurality of solar panels. The central analysis station may detect a problem in at least one of the plurality of solar panels based on the performance data. A display may be configured to display a status of the at least one of the plurality of solar panels based on the detected problem.

A system for testing one or more electric circuits simultaneously includes one or more wireless testing devices connected to one or more electric circuits through wired connection, and a receiver device communicatively coupled to the one or more wireless testing devices through wireless connection. Each wireless testing device includes an input unit for converting a physical electrical input received from corresponding electric circuit, into an electrical signal, a generator unit configured to generate one or more variable service set identifier (SSID) communication signals based on corresponding input electrical signal, and a transmitter unit configured to transmit the one or more SSID communication signals to one or more receiver devices simultaneously. The receiver device is configured to receive and monitor the one or more SSID signals, to troubleshoot, verify, analyze, monitor, control and identify the one or more electrical circuits simultaneously.

Support of coexistence of wireless transmission equipment in shared wireless medium environments is disclosed, which is applicable to various types of wireless transmission equipment. For instance, a wireless power transmission system (WPTS) delivers power to wireless power receiver clients via transmission of wireless power signals using one or more frequencies and/or channels within shared wireless medium environments in which other wireless equipment is operating, such as access points and stations in wireless local area networks (WLANs). The WPTS is configured to co-exist with the operations of the other wireless equipment within the shared wireless medium environment by adapting its transmission operations to utilize frequencies or channels that do not interfere with other equipment and/or implementing co-channel and shared channels operations under which access to channels is implemented using standardized WLAN protocols such as PHY and MAC protocols used for 802.11 (Wi-Fi™) networks.

A lighting control system includes a control group including a plurality of member devices which includes a power monitor and an emergency luminaire. The power monitor includes a power supply driven by a normal power source. The power monitor implements the following function. Transmit, via a wireless lighting control network, a normal power active message to the control group repeatedly at a predetermined time interval. The emergency luminaire includes an emergency light source to continuously emit illumination lighting during an emergency, and a power supply driven by an emergency power line. The emergency luminaire implements the following functions. Track an active message gap time. Reset the active message gap time after receiving the normal power active message. In response to the tracked active message gap time exceeding an active message timeout, enter an emergency mode active state by controlling the emergency light source to continuously emit the illumination lighting.

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 resilient route generation system for reliable communication of a phasor measurement system of a power grid. A named data network is a new network architecture to improve the communication reliability between a phasor measurement unit and a phasor measurement concentrator in power transmission and distribution networks. The lost data packets in a current router can be directly recovered from an upstream router with resilient route, and the optimal RR selection will maximize the success rate of retransmission of lost data packets, thus maximizing the network reliability. The mesh network and ring network structure of the power grid are fully utilized, and a resilient route generation system is provided, wherein the resilient route of each communication pair includes a corresponding primary path and a plurality of redundant sub paths, so that the success rate of retransmission of lost data packets and the network reliability are maximized.

A system for testing one or more electric circuits simultaneously includes one or more wireless testing devices connected to one or more electric circuits through wired connection, and a receiver device communicatively coupled to the one or more wireless testing devices through wireless connection. Each wireless testing device includes an input unit for converting a physical electrical input received from corresponding electric circuit, into an electrical signal, a generator unit configured to generate one or more variable service set identifier (SSID) communication signals based on corresponding input electrical signal, and a transmitter unit configured to transmit the one or more SSID communication signals to one or more receiver devices simultaneously. The receiver device is configured to receive and monitor the one or more SSID signals, to troubleshoot, verify, analyze, monitor, control and identify the one or more electrical circuits simultaneously.

A method of controlling a renewable energy power plant is provided. The method includes retrieving output power measurement values for each inverter of a total number of inverters from a plurality of sensors provided at a location proximal to each inverter and retrieving a point of interconnection (POI) output measurement value for the renewable energy power plant based on a plurality of ON inverters of the total number of inverters. The method also includes calculating a POI measured setpoint for the renewable energy power plant based on a difference between a power reference value for the renewable energy power plant and the retrieved POI output measurement value for the renewable energy power plant, assigning a setpoint to each of the ON inverters and classifying each ON inverter as either a TRACKING ON inverter or a NON-TRACKING ON inverter based on whether each ON inverter is tracking at the setpoint.

A control device of adjusting electric power remotely contains: multiple stations, multiple areas, at least one control module, and a content management system (CMS). A respective one station includes at least one load and at least one energy storage apparatus having at least one secondary battery. A respective one area includes the multiple stations. A respective one control module includes a microprocessor, a control unit, and a wireless communication unit. The CMS is configured to record and manage the respective one station and the at least one energy storage device and to command, control and order the respective one control module. The CMS is connected with the power supply unit and the respective one control module in a wirelessly and receives a power dispatching instruction sent from the power supply unit, and the power dispatching instruction has the respective one area, a starting time, and an ending time.