Abstract: Various embodiments include a storage device for electrical energy, the device comprising: a rechargeable battery; two terminals to connect the battery to at least one of: a supply network, an electrical load, and/or an electrical generator; a control unit to control charging and discharging of the battery; a communication interface configured to provide wireless data access; and a display of machine-readable code including authentication data enabling wireless data access.

Abstract: Various embodiments include a storage device for electrical energy, the device comprising: a rechargeable battery; two terminals to connect the battery to at least one of: a supply network, an electrical load, and/or an electrical generator; a control unit to control charging and discharging of the battery; a communication interface configured to provide wireless data access; and a display of machine-readable code including authentication data enabling wireless data access.

Abstract: Various embodiments include a method for operating an automation network comprising a gateway device and a plurality of network devices. The methods include: subscribing a network device to subscription data with a respectively associated subscription identifier; publishing data on the gateway device under a identifier; publishing publication data as subscribed subscription data under a subscription identifier corresponding to the publication identifier so each of the plurality of network devices subscribed with the same subscription identifier as the respective identifier receive the data transmitted with the subscription identifier. The respective network devices each comprise: a field device subscribing to, collecting, and/or publishing measurement or control data, and a database subscribing to, storing, providing or publishing the data of the field device, device data about network devices present in the automation network, and data about users of the network devices.

Abstract: Various embodiments include a method for operating an automation network comprising a gateway device and a plurality of network devices. The methods include: subscribing a network device to subscription data with a respectively associated subscription identifier; publishing data on the gateway device under a identifier; publishing publication data as subscribed subscription data under a subscription identifier corresponding to the publication identifier so each of the plurality of network devices subscribed with the same subscription identifier as the respective identifier receive the data transmitted with the subscription identifier. The respective network devices each comprise: a field device subscribing to, collecting, and/or publishing measurement or control data, and a database subscribing to, storing, providing or publishing the data of the field device, device data about network devices present in the automation network, and data about users of the network devices.

Abstract: An energy management system is provided for controlling a controlled device connected to an energy supply network, which controlled device includes multiple energy-converting elements, wherein the sum of maximum energy conversions of the energy-converting elements is at least 3 kW. The energy management system may include modules that each provide functions used in the control of the controlled device, wherein planning function(s) for planning a future energy conversion of the energy-converting element(s), sensing function(s) for sensing parameter(s) that concern an instantaneous energy conversion of the energy-converting element(s), and control function(s) for specifying control parameter(s) that influence an energy conversion of the energy-converting element(s) are provided as functions.

Abstract: An energy management method is provided for detecting an energy consumption of at least one consumer connected to an energy supply network, wherein relevant detection values of each energy consumption are detected by a plurality of detection devices and/or calculated from detected values. A switching device is respectively assigned to at least one of the detection devices and/or at least one group of the detection devices. The detection values detected and/or calculated by the detection device and/or the group of detection devices are each provided to the switching device according to a predefined detection device protocol for the detection device and/or the group of detection devices. The respective energy values are transmitted to a central device via a network which connects the central device to all switching devices, according to a predefined central device protocol which differs from the detection device protocol.

Abstract: An energy management system is provided for controlling a controlled device connected to an energy supply network, which controlled device includes multiple energy-converting elements, wherein the sum of maximum energy conversions of the energy-converting elements is at least 3 kW. The energy management system may include modules that each provide functions used in the control of the controlled device, wherein planning function(s) for planning a future energy conversion of the energy-converting element(s), sensing function(s) for sensing parameter(s) that concern an instantaneous energy conversion of the energy-converting element(s), and control function(s) for specifying control parameter(s) that influence an energy conversion of the energy-converting element(s) are provided as functions.

Abstract: A circuit arrangement has a bidirectional AC/DC converter connected to a first side of a DC/DC converter at a DC side of the AC/DC converter via first electric switch. The AC/DC converter is connected to a second side of the DC/DC converter at the DC side of the AC/DC converter via a second electric switch. The first side of the DC/DC converter is connected to a third electric switch and can be connected to an energy storing device via said switch. The second side of the DC/DC converter is connected to a fourth electric switch and can be connected to an energy generating device via said switch. The AC/DC converter can be connected to the electric supply grid at the AC side of the AC/DC converter. A control device controls the switches and the converters.

Abstract: A supply device supplies electrical current provided by at least one current source to an electrical grid, the supply device having at least one current converter that can be electrically coupled to the current source and at least one connection device which is electrically coupled to an electrical line via an input connection and electrically coupled to the current converter via the line. The connection device is designed to be electrically coupled on the output side to the electrical grid and to adapt an electrical voltage at the input connection to an electrical voltage of the electrical grid at the output side.

Abstract: A circuit arrangement has a bidirectional AC/DC converter connected to a first side of a DC/DC converter at a DC side of the AC/DC converter via first electric switch. The AC/DC converter is connected to a second side of the DC/DC converter at the DC side of the AC/DC converter via a second electric switch. The first side of the DC/DC converter is connected to a third electric switch and can be connected to an energy storing device via said switch. The second side of the DC/DC converter is connected to a fourth electric switch and can be connected to an energy generating device via said switch. The AC/DC converter can be connected to the electric supply grid at the AC side of the AC/DC converter. A control device controls the switches and the converters.