Abstract: Controlling and/or monitoring a machine or installation uses an automation system. Functions of the automation system are controlled by a computer. Control is provided by programs which are executed on the computer. The computer is equipped with a real-time-capable operating system, such as a real-time-capable Linux operating system. The programs include both real-time programs and non-real-time programs which are executed in a runtime environment that is superordinate to the real-time-capable operating system.

Abstract: The system described herein relates to analyzing operation events during operation of a technical device, in particular of a machine or installation, where the technical device includes at least one automation device, such as a programmable logic controller. The automation device is enabled to execute automation technology tasks using automation software that is executable by the automation device. Analysis software extracts data from operation data obtained using sensors in the physical world, from the automation software and/or from data traffic of the automation device and conditions the data, where the conditioning includes storing the extracted data in a database, such as a relational database, and the data stored in the database are evaluated with regard to the operation event by the analysis software.

Abstract: An automation system of a machine or an installation includes an automation device that is accessed by a client via a server. Address information for access operations is provided by the server in an address space in the form of data objects that are organized in the form of nodes of a meshed network in an information model of the server. Depending on a technical task to be performed, the client, by calling a functionality offered by the server, generates data objects on the server that allow the client to perform the access operations to the automation device and/or to at least one field device networked with the server via a fieldbus that are necessary to achieve the technical task.

Abstract: The system described herein relates to providing data access to a technical facility, in particular a machine and/or an installation, where the technical facility is connected to a data-processing device via a network using a data-transmission interface. Using the data-processing device, a digital twin of the technical facility is provided. The digital twin represents modifiable software components of the technical facility. A specific UUID is allocated to each of the digital twin and the technical facility. Communication between the digital twin and the technical facility is made possible via the network using the UUID. The data-processing device provides an access option for access by third parties to data of the digital twin that relate to software components of the technical facility that are represented by the digital twin.

Abstract: An automation system includes function-providing components which offer functions, function-using components which access the functions, and at least one intermediary component. The function-providing components are configured to register with the intermediary component. The function-using components are configured to register with the intermediary component. When the function-using components require access to a specific function, they request from the at least one intermediary component a function-providing component that offers the specific function, wherein, if such a function-providing component is registered with the at least one intermediary component, the at least one intermediary component enables access to the specific function for the function-using component.

Abstract: The system described herein relates to analyzing an automation software of an automation device, in particular of a programmable logic controller, of a technical device, in particular of the machine and/or of the installation. The automation device is enabled to execute automation technology tasks using automation software that is executable by the automation device, where the automation software includes programs and data with which the programs interact. A first version of the automation software stored in a data memory of the automation device at a first point in time is compared with a second version of the automation software stored in the data memory of the automation device at a second point in time by analysis software.

Abstract: A method for determining a rotational angle position of a rotor of a multiphase electrical machine, includes the steps of: generating phase voltages for the multiphase electrical machine by pulse width modulation in accordance with a drive voltage vector circulating in a stator-fixed coordinate system.

Abstract: The invention relates to a method for monitoring a transmission driven by an electric motor with a motor control, in which load changes with zero crossing of the motor torque in the transmission are monitored, wherein at least one operating parameter of the electric motor and/or the motor control is measured and evaluated for monitoring the load change.

Abstract: A method for monitoring the operation of a frequency converter (1), which is designed to drive an electric motor (2), wherein the method comprises the following steps: generating phase voltages (u1, u2, u3) for corresponding phase sections (2.1, 2.2, 2.3) of the electric motor (2), ascertaining a voltage rotating field, measuring occurring phase currents (i1, i2, i3), ascertaining a current rotating field depending on the measured phase currents (i1, i2, i3), calculating a phase difference between the voltage rotating field and the current rotating field and/or calculating a frequency difference between the frequency of the voltage rotating field and the frequency of the current rotating field, and determining a fault state when the phase difference exceeds a phase difference threshold value and/or when the frequency difference exceeds a frequency difference threshold value.

Abstract: A method transmits temporally successive datasets of a position sensor via an Ethernet network, wherein a respective dataset of the position sensor consists of a maximum of 4 bits. The method includes the steps of: continuous reading, by a reference component connected to the Ethernet network, of the datasets of the position sensor which are to be transmitted; and continuous writing, by the reference component, of a respective dataset to a 4-bit transmit register of a Media Independent Interface of the reference component.

Abstract: A frequency converter includes: at least one bridge arm, wherein a shunt resistor is arranged in the bridge arm; an evaluation device having an input connection, the evaluation device being designed to evaluate a measurement signal which is present at the input connection and which is dependent on a voltage drop across the shunt resistor, in order to determine a measured variable; and a voltage peak suppression device, which is designed to short-circuit the input connection of the evaluation device when a voltage peak occurs at the shunt resistor.

Abstract: The invention relates to a method for providing programs (12, 14) for control devices of technical equipment (26, 28), in particular machinery and/or plants, wherein, in particular, programs (12, 14) for control devices of electric drive systems are provided. The programs (12, 14) are provided in a software memory (10) managed by software memory management software, wherein the software memory management software comprises access rights management. The access rights of users (30, 32, 34) to access the programs (12, 14) are managed in the managed software memory (10) by means of the access rights management. Users (30, 32, 34) are granted access rights which enable the users (30, 32, 34) to store programs (12, 14) created, in particular by means of a development environment, in the managed software memory.

Abstract: The invention relates to a method for operating an automation system of a machine or an installation, wherein the automation system comprises an automation device (16). The automation device (16) is accessed by a client (10) via a server (18), wherein address information for the access operations is provided by the server (18) in an address space in the form of data objects that are organized in the form of nodes of a meshed network in an information model of the server (18). Depending on a technical task to be performed, the client (10), by calling a functionality offered by the server (18), generates data objects on the server (18) that allow the client (10) to perform those access operations to the automation device (16) and/or to at least one field device (22) networked with the server (18) via a fieldbus (20) that are necessary to achieve the technical task.

Abstract: The invention relates to a method for analyzing operation events during operation of a technical device, in particular of a machine or installation, wherein the technical device comprises at least one automation device, in particular a programmable logic controller. The automation device is enabled to execute automation technology tasks by means of automation software that is executable by the automation device. Analysis software extracts data from operation data obtained by means of sensors in the physical world, from the automation software and/or from data traffic of the automation device and conditions said data, wherein the conditioning comprises storing the extracted data in a, in particular relational, database and the data stored in the database are evaluated with regard to the operation event by the analysis software.

Abstract: The invention relates to a method for providing data access to a technical facility (10), in particular a machine and/or an installation, wherein the technical facility (10) is connected to a data-processing device (16) via a network (18) by means of a data-transmission interface. By means of the data-processing device (16), a digital twin (20) of the technical facility (10) is provided, the digital twin (20) representing modifiable software components of the technical facility (10). A specific UUID is allocated to each of the digital twin (20) and the technical facility (10), a communication between the digital twin (20) and the technical facility (10) being made possible via the network (18) by means of the UUID. The data-processing device (16) provides an access option for access by third parties (24) to data of the digital twin (20) that relate to software components of the technical facility (10) that are represented by the digital twin (20).

Abstract: The invention relates to a method for analyzing an automation software of an automation device, in particular of a programmable logic controller, of a technical device, in particular of the machine and/or of the installation. The automation device is enabled to execute automation technology tasks by means of automation software that is executable by the automation device, wherein the automation software comprises programs and data with which the programs interact. A first version of the automation software stored in a data memory of the automation device at a first point in time is compared with a second version of the automation software stored in the data memory of the automation device at a second point in time by analysis software.

Abstract: An electric motor has an end shield and a sensor for detecting a magnetic field. The sensor is integrated into the end shield of the electric motor. An electric drive unit may include a brake, in particular an electromagnetically actuatable brake, and an electric motor, where a shielding element is arranged between the sensor and the brake.

Abstract: The system described herein relates to commissioning variable frequency drives of electric drive systems, where at least one variable frequency drive has wireless data transmission equipment via which the variable frequency drive is supplied with data during commissioning. A commissioning device connects with the wireless data transmission equipment of the variable frequency drive during commissioning to transmit data to the variable frequency drive. The wireless data transmission equipment of the variable frequency drive is set up before commissioning so that the variable frequency drive can be communicated with under an individual identifier specific to the respective variable frequency drive and during commissioning identification of the individual variable frequency drive is carried out by the commissioning device using the identifier.

Abstract: The invention pertains to a procedure to control and/or monitor a machine or system using an automation system, whereby functions of the automation system are controlled by a computer. The control function is executed by programs which are executed on the computer, whereby the computer is equipped with a real-time-capable operating system, specifically, a real-time-capable Linux operating system. The programs include both real-time programs and non-real-time programs which are executed in a runtime environment that is superordinate to the operating system.

Abstract: The invention relates to a method for monitoring a transmission driven by an electric motor with a motor control, in which load changes with zero crossing of the motor torque in the transmission are monitored, wherein at least one operating parameter of the electric motor and/or the motor control is measured and evaluated for monitoring the load change.