Abstract: A system for optimizing an energy management of a site, comprising: an energy optimizer, wherein the energy optimizer determines one or more optimization goals based on an optimization algorithm, a data variator adapted to provide at least one first energy data input and at least one second energy data input, different to the first energy data input, to the energy optimizer, wherein the energy optimizer receives the first and second energy data inputs from the data variator, and to determine, based the first and second energy data inputs, respective at least one first and second energy data outputs via the optimization algorithm, wherein a data sensitivity of the energy optimizer is determined with respect to the first and second energy data inputs and the first and second energy data outputs.

Abstract: A computer-implemented method for determining an energy load distribution in a system, comprising: receiving total energy load data of the system, wherein the total energy load data comprises individual energy load data of a plurality of assets; determining at least one energy load peak in the total energy load data; disaggregating the total energy load data into the individual energy load data of the plurality of assets; providing the disaggregated individual energy load data of the plurality of assets for further processing.

Abstract: A method for determining an energy ratio includes providing an energy network model configured to describe an energy flow between a plurality of assets in an energy network, the assets including energy sources and consumers; receiving load demand and power source data; controlling and tracking the first energy flow from the first energy source to the plurality of assets in the energy network and the second energy flow from the second energy source to the plurality of assets in the energy network based on the energy network model and the received load demand data and the received power source data; tracking one or more consuming times of the at least one energy consuming asset; and determining an energy ratio for the at least one energy consuming asset based on the tracked first energy flow and the second energy flow and the tracked consuming time of an energy consuming asset.

Abstract: The invention relates to an alkaline electrolyzer arrangement for producing hydrogen gas. The arrangement includes a first alkaline electrolyzer unit and a second alkaline electrolyzer unit, each one of the first and second alkaline electrolyzer units including a first end plate, a second end plate and a plurality of electrolyzer cells forming a cell stack arranged between the first and second end plates. The alkaline electrolyzer arrangement further including a load bearing surface arranged between the first alkaline electrolyzer unit and the second alkaline electrolyzer unit such that the second alkaline electrolyzer unit is arranged vertically above the first alkaline electrolyzer unit and is supported by the load bearing surface.

Abstract: A method for operating a plurality of electrolyzer-stacks includes determining a concentration of impurities, which is originated by a second reaction gas electrochemically produced at a second electrode type of each of the electrolyzer-stacks, within a first gas stream; generating a trigger signal if the concentration of the impurities of the second reaction gas within the merged first reaction gas exceeds a specific second reaction gas level; identifying at least one electrolyzer-stack out of the plurality of electrolyzer-stacks, which is low performing in respect to excessively feeding second reaction gas impurities into the first gas stream, by measuring a current density of at least one electrolyzer-stack of the plurality of electrolyzer-stacks, if the trigger signal is generated.

Abstract: A computer-implemented method for a plant operation optimization component includes determining optimal operation set points and, based on optimal operation set points and corresponding operational costs, providing output allowing for selecting a tariff.

Abstract: A method for controlling operation of an electrolyzer plant includes using a first model to determine first operating points for a first period of time; using a second model to simulate operation of the electrolyzer plant for the first operating points for a second period of time that is shorter than and comprised in the first period of time, the second model being a model having higher prediction accuracy for the operation of the electrolyzer plant than the first model, and determining whether the simulated operation meets a predetermined requirement. Upon determining that the simulated operation does not meet the predetermined requirement, adjusting one or more parameters and/or one or more boundary conditions of the first model, and upon determining that the simulated operation meets the predetermined requirement, setting the first operating points as target operating points for the predetermined second period of time.

Abstract: A method for establishing and/or improving a simulation model of an electrolyzer plant includes predicting one or more prediction values of at least one quantity; obtaining one or more measurement values of the same at least one quantity that relate to the same given operating state of the electrolyzer plant; determining at least one deviation of the one or more prediction values from the respective measurement values; determining from the deviation and the simulation model a contribution and/or an adjustment to the simulation model; and applying the contribution and/or the adjustment to the simulation model.

Abstract: A method for producing hydrogen using two types of electrolysis systems, the first having an active DC module and at least one first-type electrolyzer producing a first hydrogen output by using a first power from the active DC module, and the second electrolysis system having a passive DC module and at least one second-type electrolyzer producing a second hydrogen output by using a second power from the passive DC module. The method includes increasing the first hydrogen output and when it crosses a first predefined hydrogen output threshold, switching on the second electrolysis system and decreasing the first hydrogen output of the first electrolysis system to the first predefined hydrogen output threshold minus the second hydrogen output, so that an overall hydrogen output of the hydrogen production plant is a sum of the first hydrogen output and the second hydrogen output.

Abstract: An electrolyzer plant comprising a plurality of electrolyzer modules includes a system having a processing unit that determines, for each of the plurality of electrolyzer modules, an electrolyzer module set point at which the electrolyzer module is to be operated, and controls operation of each of the plurality of electrolyzer modules at the respective electrolyzer module set point. The determining comprises inputting data representative of operation characteristics of each of the plurality of electrolyzer modules into the processing unit and the processing unit performing an optimization procedure that outputs the electrolyzer module set points, the optimization procedure comprising an optimization for one or more of overall electrolyzer plant efficiency, overall plant lifetime, lifetime of each of the electrolyzer modules, operational safety, and maintenance patterns.

Abstract: A computer-implemented method for determining a mitigated peak power exchange value for power exchange between a supplier and a facility includes receiving a timeseries comprising power exchange values for power exchange between the supplier and the facility over a predetermined time period; executing an optimization algorithm configured to determine a mitigated maximum power exchange value in the timeseries using data defining one or more peak shaving capabilities at the facility as variables; and outputting the determined mitigated maximum power exchange value.

Abstract: A system and method for synthesizing energy time-series data for a facility includes a time-series generator configured to receive an input set of attributes comprising attributes characterizing the facility, and to output a synthesized time-series representing estimated energy data for the facility. The synthesized time-series are generated on the basis of the input set of attributes and one or more reference time-series associated with respective reference sets of attributes.

Abstract: A method for evaluating an energy efficiency of a second energy consumption scenario of a site includes obtaining a first energy consumption scenario, which comprises a first time-series of energy consumption data of at least one device, and a quality measure of the first energy consumption scenario; obtaining the second energy consumption scenario, which comprises a second time-series of energy consumption data, wherein the second energy consumption scenario has a same or a shorter duration than the first energy consumption scenario; comparing the second time-series of energy consumption data to the first time-series of energy consumption data; and if or when the second time-series of energy consumption data is similar to the first time-series of energy consumption data, outputting the quality measure of the first energy consumption scenario.

Abstract: An exemplary system and method for displaying technical equipment of an industrial plant includes a graphical display unit and a user interface for receiving image handling parameters. A data storing unit provides data relating to the technical equipment in the form of device data and network data describing a communication network of the industrial plant. The device data describes network devices which are all connected to the communication network and belong to the industrial plant, and the network data describes all the communication connections between the network devices. A data processing unit is arranged for retrieving the provided data, transforming all the device data and all the network data into displayable information, and providing the image representations together with other displayable information to the graphical display unit. The graphical display unit is arranged to display the image representations and other displayable information according to the image handling parameters.

Abstract: A configuration management device for vendor-independent network device configuration includes a network interface unit for communicating with network devices over a communications network and a data storage unit. The network interface unit can include a unified device network interface and a device-specific driver unit, where the unified device network interface can: retrieve a device profile; to identify a network device which belongs to a network device type corresponding to the device profile; retrieve information on a device-specific configuration protocol to be used during configuration of the network device; and download values for the vendor-independent configuration parameters to the network device.

Abstract: A system and method are disclosed for automated handling of at least one working step of a workflow in an automation and/or electrical engineering project via a data input interface, a processing unit and a data output interface connected to the processing unit for transmitting any data read in by the data input interface or generated by the processing unit to at least one of a data repository, another processing unit and/or a display unit. The data input interface can read in input values belonging to the at least one working step of the workflow, and an input uncertainty including a range of input values. The processing unit can generate an output value of the working step from the input value, and calculate an output uncertainty characterizing a range of the output value, by taking into account a parameter and/or a technical condition of the working step.

Abstract: A method is disclosed for automatically configuring network devices of a data network having at least two configurable network devices, whose configuration parameters are deployable over the data network to the configurable network devices from an initial configuration state to a desired configuration state. At least one of the configurable network devices is from a first type of network devices, whose configuration requires a pre-defined series of at least one intermediate configuration state. A central deployment network device determines the actual state of each configurable network device for comparing with desired states of the configurable network devices, and in case of a difference, determines a subsequent intermediate and or respective subsequent desired configuration state wherein actual states of the configurable network devices are considered.

Abstract: A system and method are disclosed for distributing and exchanging elements for planning and/or operating automation operating equipment, which include at least one interface device, at least one processing device and at least one data store, wherein the interface device effects an integrated connection to at least one engineering tool and/or an integrated link to at least one engineering tool such that functionalities of the at least one interface device and of the at least one processing device can be retrieved from the respective engineering tool and carried out. The respective processing device, the respective interface device, and the respective engineering tool, elements created and/or marked by a first engineering tool can be transferred to the respective processing device and processed and/or can be made available on the at least one data store to be retrieved and/or to be transferred to and/or implemented in at least one second engineering tool.

Abstract: A system analyzer and a method for analyzing an impact of a change in a component of a distributed control system (DCS) are disclosed. The system can collect and store data representing the DCS components and their interconnection as well as signals of the DCS components. The DCS can be graphically modeled with nodes and directed edges, wherein a node represents either a type of DCS component or a signal of a DCS components, and wherein an edge is an “influence”-edge, or a “contains”-edge. Information on a change of a DCS components is received, a depth first or breadth first search is performed over the “influence”-edges and “contains”-edges and determine unchanged DCS components which would be affected by a malfunction, a removal or a taking out of operation of the at least one DCS component, and information on the affected DCS components is transmitted to an operator interface.

Abstract: A system analyzer and a method for analyzing an impact of a change in a component of a distributed control system (DCS) are disclosed. The system can collect and store data representing the DCS components and their interconnection as well as signals of the DCS components. The DCS can be graphically modeled with nodes and directed edges, wherein a node represents either a type of DCS component or a signal of a DCS components, and wherein an edge is an “influence”-edge, or a “contains”-edge. Information on a change of a DCS components is received, a depth first or breadth first search is performed over the “influence”-edges and “contains”-edges and determine unchanged DCS components which would be affected by a malfunction, a removal or a taking out of operation of the at least one DCS component, and information on the affected DCS components is transmitted to an operator interface.