Provided are a method for obtaining vehicle diagnosis software, a server and a diagnosis device. In the method, the diagnosis device sends an acquisition request of target diagnosis software to the server based on a target vehicle, where the acquisition request includes a vehicle identification code; the server determines whether the target vehicle has an authorization qualification of the target diagnosis software based on the acquisition request, to obtain a determination result; the server performs an operation based on the determination result. Only the target vehicle with the authorization qualification can download the software, realizing the flexible configuration of the diagnosis device and configuring the diagnosis device based on user's actual requirement to complete the vehicle diagnosis, and reducing waste of resources.

A method and a device for estimating a state of a power system are provided. The method includes: dividing the power system into a plurality of sub-systems; establishing a first linear model of the power system for a first stage; solving the first linear model by an alternating direction multiplier method to obtain the intermediate state variables of each sub-system; performing a nonlinear transformation at a second stage on the intermediate state variables to obtain intermediate measured values; establishing a second linear model of the power system for a third stage according to the intermediate measured values; and solving the third linear model by the alternating direction multiplier method to obtain the final state variables of each sub-system.

A device for detecting anomalies in an aircraft turbine engine by acoustic analysis, the device not an onboard device and including: a mobile module including a directional system for acquiring acoustic signals from the turbine engine; a processor for processing the signals, which is suitable for generating a damage report; a transmitter for transmitting the damage report; a server capable of exchanging data with the mobile module, the server including a receiver for receiving the damage report; and a storage device suitable for storing the damage report.

According to one embodiment, a structural health monitoring apparatus for monitoring health of structure includes a resistance measurement unit and an evaluation unit. The resistance measurement unit measures a resistance value between one terminal and another terminal of a set of two terminals. The set of two terminals is selected from a plurality of terminals provided on the electrical paths formed in the assembled body that forms frames of the structure. The evaluation unit evaluates the health of the structure by using a difference between the resistance value between terminals of the set of two terminals and a reference resistance value between the two terminals, and outputs evaluation result information.

A plurality of wireless engine sensors each includes a sensing circuit that senses an engine parameter as engine data. A radio transceiver receives and transmits the engine data regarding the sensed engine parameters. An engine monitoring module includes a housing configured to be mounted at the aircraft engine. A sensor receiver is mounted within the housing and receives the engine data from the wireless engine sensors. A first wireless transmitter is carried by the housing. A memory is carried by the housing and a processor is carried by the housing and coupled to the memory and the first wireless transmitter and configured to collect and store in the memory engine data related to engine parameters sensed during operation of the aircraft engine by the plurality of wireless engine sensors and transmit the engine data via the first wireless transmitter.

A system for remotely monitoring a process or equipment comprises: processing means for receiving one or more sensed outputs representative of one or more environmental conditions and/or process parameters and/or equipment conditions; interface means configurable by a user for selecting a subset of the one or more sensed outputs and for defining at least one output data string dependent on the one or more sensed outputs; and communication means for transmitting the at least one output data string.

Aspects of operating an automated machine include: a database device for storing a plurality of machine safety rules (SRj) in terms of relationships between safety-sensor devices and technical devices, in particular requirements between safety-sensor device description data (DSDi) and technical-device description data (DDi); and a control device implemented: to retrieve the safety-sensor device description data (DSDi) and the technical-device description data (DDi) associated to the technical devices and the safety-sensor devices comprised in the automated machine, to retrieve, from the database device, safety rules (SRj) corresponding to the retrieved safety-sensor device description data (DSDi) and the technical-device description data (DDi), to determine as to whether the retrieved safety-sensor device description data (DSDi) and the technical-device description data (DDi) comply with retrieved safety rules (SRj).

This application relates to the technical field of electronics, and discloses a detection circuit and a detection method of an electrical control device, and an electric vehicle. In some embodiments of this application, the detection circuit includes a drive circuit configured to detect an electrical control device. The drive circuit includes a drive power module and a low-side switch unit. The detection circuit includes: a first detection module, a second detection module, and a control module. The control module is configured to obtain an electrical signal at a third end of the first detection module, and/or an electrical signal at a second end of the second detection module; and determine, based on the electrical signal at the third end of the first detection module, and/or the electrical signal at the second end of the second detection module, whether the drive circuit of the electrical control device is faulty.

A method for efficiently managing configuration of modular control systems includes Detecting a communicative coupling between a workstation and a modular control system, determining whether an active project stored in a memory of the workstation matches a saved project stored in a memory of the modular control system, where each of the active project and the saved project includes a respective coordinated set of data for controlling operation of the modular control system, and when the active project and the saved project do not match, (i) determining whether the active project is correct for the modular control system, and (ii) when the active project is incorrect the modular control system, automatically providing, via an interactive user interface, a control for transferring at least a portion of the saved project from the memory of the modular control system to the active project in the memory of the workstation.

A method for determining a condition of a system is provided, wherein the system has at least one general functional component and at least one safety-critical functional component. The method includes generating a general prediction value and a safety prediction value for the system using at least one input signal that represents condition data relating to the functional components. The general prediction value represents a predicted condition of at least the at least one general functional component. The safety prediction value represents a predicted condition of the at least one safety-critical functional component.