Abstract: The present invention discloses a superconducting motor quench detection method and apparatus based on rotational symmetry of a motor, belonging to the technical field of superconducting motor quench detection. The method includes: acquiring terminal voltages of each group of superconducting magnets in a superconducting motor, where the superconducting motor is pre-divided into at least two unit motors by using the rotational symmetry of the motor, and superconducting magnets located at corresponding positions are selected from the at least two unit motors as a group of superconducting magnets; calculating an absolute value of a terminal voltage difference of each group of superconducting magnets; and judging whether the absolute value exceeds a preset threshold, and if the absolute value exceeds the preset threshold, determining that the superconducting magnets are in a quench state.

Abstract: Provided is a method for perceiving and eliminating an abnormal state of active distribution network based on data enhancement, including: acquiring, by synchrophasor measurement device, data of each node of active distribution network in target domain in real-time and transmitting to processor; inputting the acquired data into a classification model, and outputting abnormal detection and classification results in real time; and analyzing the abnormal detection and classification results, and transmitting an abnormal state eliminating instruction to a distribution terminal to eliminate the abnormal state.

Abstract: Provided is a method for perceiving and eliminating an abnormal state of active distribution network based on data enhancement, including: acquiring, by synchrophasor measurement device, data of each node of active distribution network in target domain in real-time and transmitting to processor; inputting the acquired data into a classification model, and outputting abnormal detection and classification results in real time; and analyzing the abnormal detection and classification results, and transmitting an abnormal state eliminating instruction to a distribution terminal to eliminate the abnormal state.

Abstract: The present invention discloses a superconducting motor quench detection method and apparatus based on rotational symmetry of a motor, belonging to the technical field of superconducting motor quench detection. The method includes: acquiring terminal voltages of each group of superconducting magnets in a superconducting motor, where the superconducting motor is pre-divided into at least two unit motors by using the rotational symmetry of the motor, and superconducting magnets located at corresponding positions are selected from the at least two unit motors as a group of superconducting magnets; calculating an absolute value of a terminal voltage difference of each group of superconducting magnets; and judging whether the absolute value exceeds a preset threshold, and if the absolute value exceeds the preset threshold, determining that the superconducting magnets are in a quench state.

Abstract: An infrared vision positioning method for concrete pumping liquid level in tube of steel tubular arch bridge is provided. In this method, the perspective geometry algorithm is used to construct the pose transformation matrix to obtain the relative pose between the camera and the arch bridge steel pipe, the image is transformed into orthography by perspective transformation, and the real coordinates of the liquid level in the infrared image can be directly solved by the scale, so as to realize the accurate positioning of the liquid level; the proposed method is simple in structure and can realize real-time operation, which greatly improves the calculation efficiency of coordinates in infrared images, compared with the conventional knocking method, the advantage is that it does not require staff in an overhead operating, and the feedback of the liquid level position can be faster and more efficient.

Abstract: A system includes: nodes, configured to provide computing resources and network resources of a base station and virtualize the computing resources and the network resources into logical resources; a switch device, configured to perform data exchange between the nodes; a node management device, configured to form a resource pool and schedule the resources in the resource pool to a cloud based virtual base station for use; a cloud based virtual base station management device, configured to manage and control resources of the cloud based virtual base station; and the cloud based virtual base station, configured to obtain, according to the management of the cloud based virtual base station management device and the scheduling of the node management device, logical resources provided by the nodes, and provide base station services based on the logical resources.

Abstract: A apparatus and system for exchanging data of an edge area user on a C-RAN are provided. The apparatus includes: at least one collaborative station of at least one neighboring C-RAN is determined for the edge area user on the C-RAN; control data is exchanged with the neighboring C-RAN collaborative station; a data exchange path used for exchanging first data with the neighboring C-RAN collaborative station is established according to the control data; the neighboring C-RAN collaborative station exchanges second data with the edge area user according to the control data. Based on the foregoing innovative mechanism, the C-RAN master station performs coupled collaboration with the neighboring C-RAN collaborative station by establishing the data exchange path, so that the neighboring C-RAN collaborative station may also exchange data with the edge area user, thereby enabling the edge area user on the C-RAN to obtain a better gain and improving system performance.

Abstract: A apparatus and system for exchanging data of an edge area user on a C-RAN are provided. The apparatus includes: at least one collaborative station of at least one neighboring C-RAN is determined for the edge area user on the C-RAN; control data is exchanged with the neighboring C-RAN collaborative station; a data exchange path used for exchanging first data with the neighboring C-RAN collaborative station is established according to the control data; the neighboring C-RAN collaborative station exchanges second data with the edge area user according to the control data. Based on the foregoing innovative mechanism, the C-RAN master station performs coupled collaboration with the neighboring C-RAN collaborative station by establishing the data exchange path, so that the neighboring C-RAN collaborative station may also exchange data with the edge area user, thereby enabling the edge area user on the C-RAN to obtain a better gain and improving system performance.

Abstract: A system includes: nodes, configured to provide computing resources and network resources of a base station and virtualize the computing resources and the network resources into logical resources; a switch device, configured to perform data exchange between the nodes; a node management device, configured to form a resource pool and schedule the resources in the resource pool to a cloud based virtual base station for use; a cloud based virtual base station management device, configured to manage and control resources of the cloud based virtual base station; and the cloud based virtual base station, configured to obtain, according to the management of the cloud based virtual base station management device and the scheduling of the node management device, logical resources provided by the nodes, and provide base station services based on the logical resources.