154 results about "Virtual terminal" patented technology

The invention discloses an intelligent substation secondary equipment maintenance control method and system, and relates to the technical field of secondary equipment maintenance control, and the method comprises the following steps: obtaining first data of a substation to construct a static matrix, and generating a dynamic topological graph; determining the security level of the controlled equipment according to the dynamic topological graph, and establishing a priority table of mapping of the equipment type and the security level; detecting concurrent instruction conflicts through a priority table, identifying an N-order virtual loop based on a dynamic topological graph, generating a minimum isolation set, and outputting a virtual terminal isolation instruction sequence with timing constraint according to a signal level; and when the state of the maintenance pressing plate or the GOOSE link is changed, the affected equipment is positioned based on the static matrix, and incremental updating of the dynamic topological graph is controlled according to the instruction sequence. According to the method, the path optimization strategy based on the cross-interval coefficient is matched with the time window constraint, so that the maintenance efficiency is guaranteed, potential safety hazards caused by disordered operation time sequences are avoided, and the maintenance process is standardized and intelligent.

The invention relates to an intelligent substation secondary safety measure ticket automatic generation method based on a knowledge graph and a rule base and a storage medium, and solves the problems that in the prior art, secondary safety measure ticket compilation efficiency is low, and the error rate is high, the adopted technical scheme is that a configuration database of an IED virtual loop is constructed based on an SCD file and the knowledge graph; setting a secondary safety measure compilation rule, and constructing a secondary safety measure rule base; matching secondary information of the maintenance equipment based on the configuration database and the secondary safety measure rule base; based on the configuration database, the secondary safety measure rule base and the maintenance equipment secondary information, a secondary safety measure ticket is automatically generated, and the secondary safety measure ticket comprises safety measure provisions which are generated according to the priority and comprise the execution equipment state, the virtual terminal link type and the isolation loop type. The method has the advantages that the correct secondary safety measure ticket can be automatically generated according to the on-site maintenance task, the working efficiency of technical improvement, defect elimination and verification can be improved, and the manual compiling error rate is reduced.

The invention discloses an artificial intelligence-based higher engineering college engineering practical training production line courseware teaching system and method, and aims to solve the problems of equipment updating lag, poor teaching adaptability, virtual and real environment separation, evaluation feedback lag and the like existing in a traditional practical training system, a configurable virtual production line three-dimensional model is constructed through a production line digital modeling module; teaching content is dynamically optimized based on a knowledge graph by combining an intelligent courseware generation module; the student behavior analysis module integrates eye movement tracking, operation track recording and a physiological signal monitoring unit to realize multi-modal data acquisition; the virtual-real cooperative control module establishes bidirectional interaction between real equipment and a virtual terminal through a data mapping and synchronous calibration technology; and the dynamic evaluation feedback module adopts a reinforcement learning algorithm to generate a three-dimensional visual evaluation report and adjusts a teaching strategy in real time.

The invention relates to the technical field of intelligent substation configuration file checking, in particular to an intelligent substation standard circuit library autonomous learning method, which comprises the following steps of: constructing a standard IED (Intelligent Electronic Device) and a virtual terminal model, and providing a unified standard for substation components and connection; adjusting the IED information in the SCD file to match a standard IED model; extracting virtual loop configuration of the IED from the SCD file by using a standard virtual terminal model and standardizing the virtual loop configuration of the IED; summarizing all standardized loop configurations to form a to-be-effective loop library, and recording occurrence frequencies according to categories; performing pre-effective marking on the frequently appearing virtual loop configuration; comparing the pre-effective loop with the to-be-effective loop library, and marking the pre-effective loop as an effective standard loop after confirmation; extracting information from the effective standard loop, and establishing a complete standard loop library; and updating and perfecting the standard loop library by continuously learning new SCD files. The method has the beneficial effects that automatic establishment and updating of the standard virtual loop library can be realized by utilizing SCD file information extraction and statistical analysis.

The invention proposes a secure element (40) cooperating with a device (30), the secure element (40) comprising a GSMA eUlCC function comprising an ECASD eUlCC Controlling Authority Security Domain - (46), an ISD-R Issuer Security Domain - Root - 43 and at least an ISD-P Issuer Security Domain - Profile - (44), the secure element (40) also comprising a Virtual Terminal Security Domain (42) having a direct access to the GSMA eUlCC function via a virtual APDU interface, the Virtual Terminal Security Domain (42) interacting with the GSMA eUlCC function with the same APDUs as the device (30).

The invention discloses a centralized control type virtual terminal detection method, device and equipment based on fusion perception, and aims to solve the problems that an existing virtual terminal detection technology depends on a software level, is easy to counterfeit and is low in precision. The method comprises the following steps: a server issues an instruction to a terminal device to trigger a CPU and a vibration motor to work; the equipment synchronously captures a multi-mode physical signal generated by hardware through a built-in magnetic sensor, a vibration sensor and the like; extracting physical unclonable function characteristics capable of uniquely representing the identity of the equipment through modes such as spectral analysis; and inputting the fused features into a pre-trained deep learning model for discrimination. The model innovatively adopts a teacher-student framework to carry out lightweight training, and robustness is enhanced based on a twin neural network architecture. According to the method, the physical terminal and the virtual terminal can be effectively and accurately distinguished by utilizing physical characteristics of a hardware level, and the safety and the reliability of detection are remarkably improved.

Techniques for using a virtual terminal on a device to process a data transfer are described herein. These techniques provide the use of a virtual terminal for transfer of data, encryption of the data, and rewrapping the data. A virtual terminal receives virtual terminal kernel configuration data, configuring the terminal with a first public encryption key. The virtual terminal generates a second encryption key only known by the virtual terminal. The virtual terminal encrypts the second encryption key with the first public encryption key. The second encryption key is used to encrypt data for data transfer. The virtual terminal is associated with a secure element of a device that is outside the normal processor of the device. The secure element is designed for encryption.

Techniques for using an authorizer in a virtual terminal on a multipurpose device to authorize operations of a cryptographic applet in a secure element associated with the multipurpose device are described herein. These techniques include receiving an authorization token and setting authorization criteria for the operation of the cryptographic applet based on the authorization token.

The invention relates to a debugging method for an automatic system of an intelligent substation, and relates to the technical field of intelligent substations, and the method comprises the steps: analyzing a substation system configuration description file; obtaining physical network topology configuration information; mapping the virtual terminal connection relation to physical network topology configuration information; calculating a congestion delay parameter of each physical link based on the association table and a set fault scene; generating a test excitation sequence according to the to-be-tested protection logic, and distributing a transmission delay offset for a test message in the test excitation sequence according to the congestion delay parameter; sending a test excitation sequence carrying the transmission delay offset to the tested electronic equipment and monitoring an action message fed back by the tested electronic equipment; calculating a theoretical effective time window of the action message; and judging a debugging result according to whether the timestamp of the monitored action message falls into a theoretical effective time window or not. The method has the effect of improving the comprehensiveness of debugging of the automatic system of the intelligent substation.

Techniques for using a virtual terminal on a device to process a data transfer are described herein. These techniques provide the configuring of a virtual terminal for transfer of data, encryption of the data, and rewrapping the data. A server transmits virtual terminal kernel configuration data to the virtual terminal, configuring the terminal with a first public encryption key used to encrypt a second encryption key only known by the terminal. The second encryption key is used to encrypt data for data transfer. The server device is able to decrypt the second encryption key by using a third private encryption key that corresponds to the first public encryption key.

The invention provides a secondary circuit visualization method and device of an intelligent substation and electronic equipment. The method comprises the steps that an SCD file of the intelligent substation is acquired, IED nodes are searched for according to the SCD file so as to extract IED information, and the IED information comprises information of all intelligent electronic devices in the intelligent substation and the connection relation between the different intelligent electronic devices; and analyzing the IED information, generating a virtual terminal publishing and subscribing address table, searching ExtRef nodes under each IED node according to the virtual terminal publishing and subscribing address table so as to obtain virtual terminal description information, constructing a secondary circuit connection diagram of the intelligent substation at least according to the virtual terminal description information, and visually displaying the secondary circuit connection diagram. The problem that the planning, extension, transformation, operation and maintenance difficulty of the intelligent substation is increased due to the fact that the secondary circuit structure of an existing intelligent substation becomes invisible is solved.

The invention discloses an intelligent substation virtual terminal automatic connection method and system based on an SCHO-GO algorithm, and the method comprises the steps: obtaining a comprehensive distance according to an editing distance and a cosine distance represented by a virtual connection vector, and constructing a virtual terminal matching model according to the comprehensive distance; optimizing a distance weight vector in the virtual terminal matching model according to a preset SCHO-GO algorithm to obtain an optimal target distance weight vector, and updating the virtual terminal matching model according to the target distance weight vector to obtain a target virtual terminal matching model; and inputting IED data to be matched into the target virtual terminal matching model, outputting by the target virtual terminal matching model to obtain a comprehensive similarity between the input virtual terminal and the output virtual terminal, and performing matching connection on the input virtual terminal and the output virtual terminal by adopting a preset matching rule according to the comprehensive similarity. The efficiency and the accuracy of automatic connection of the virtual terminal are remarkably improved, and the method is suitable for secondary design of the intelligent substation in a complex equipment naming scene.

Disclosed are various embodiments for a point of sale application for a mobile device. In some embodiments, a system comprises a mobile device that is configured to initiate a transaction with a virtual terminal system and provide an identifier of the mobile device to the virtual terminal system. An activation command can be received from the service system. A user interface for the virtual terminal system can be presented for indicating a product for the transaction. The user interface is updated to receive a confirmation for an acceptance of the transaction. The mobile device is configured to generate a cryptogram transmit the cryptogram for the transaction to the service system.

The invention relates to an application shaking response detection method and device, computer equipment, a storage medium and a computer program product. The method comprises the following steps: receiving a shake simulation broadcast; determining an acceleration sensor simulation measurement value, and generating an acceleration sensor event according to the acceleration sensor simulation measurement value; determining a gyroscope sensor simulation measurement value, and generating a gyroscope sensor event according to the gyroscope sensor simulation measurement value; sending the acceleration sensor event and the gyroscope sensor event to a to-be-detected application in the virtual terminal; the sent acceleration sensor event and gyroscope sensor event are used for triggering the to-be-detected application to perform shaking response. By adopting the method, the detection efficiency of the application can be improved.

A system and method for processing digital payments using a smart chip payment acceptance module associated with an Internet of Things (IoT) or vending device via a virtual EMV terminal process for cloud-based digital payment transactions. A short-range communication channel is provided between a mobile user device and the payment acceptance module. The mobile user device includes a wallet application with an integrated merchant application used to create a payment transaction. An unlock device enables digital secure remote payments (DSRP). A smart chip server connected to a payment gateway can generate an encrypted proof of payment (POP) message indicating completion of the payment transaction. The user can complete the payment transaction using the integrated wallet application within the user device in an online or offline mode of the vend device for seamless interaction with the system by a new user as well as improved flexibility for merchants and consumers.

The invention discloses a virtual loop generation method and system based on template library matching, and relates to the technical field of power system automation, and the method comprises the steps: matching a corresponding target subscription template from a preset subscription equipment virtual terminal template library based on the equipment type and interval identification of subscription equipment; dynamically retrieving a target publishing template in a preset publishing equipment virtual terminal template library based on the demand characteristics of the publishing equipment; based on a preset topological relation constraint rule and a semantic matching mapping algorithm, generating matched virtual terminal topological data and a communication parameter group; constructing a virtual loop instance configuration file of the intelligent substation based on the virtual terminal topological data and the communication parameter group; and respectively performing grammar layer verification, communication parameter compliance verification, virtual terminal connection attribute verification and logic layer verification on the virtual loop instance configuration file. The technical problems that in the prior art, the working efficiency of a mode of manually configuring the virtual loop is low, and mismatching of the virtual loop is prone to occurring are solved.

The invention discloses an SCD file processing method and device based on a knowledge graph, terminal equipment and a storage medium, and belongs to the field of file verification. The method comprises the steps that an SCD file of a transformer substation system is acquired; based on a preset analysis mode, analyzing the SCD file to generate a virtual terminal table and a soft pressing plate list; calculating a similar distance value according to the virtual terminal table and the soft pressing plate list; judging whether the similar distance value is smaller than a distance threshold value or not; and if yes, performing information visualization on the SCD file based on a knowledge graph model. And if not, marking that the SCD file is abnormal. Therefore, by implementing the method and the device, the problem of low SCD file verification efficiency in the prior art can be solved.

The invention belongs to the technical field of SCD standard loop difference comparison, and discloses an SCD standard loop difference comparison method and system based on multivariate information. The system comprises a standard loop dynamic optimization module, an engineering configuration file feature extraction module, a multi-dimensional loop difference comparison module, a virtual terminal automatic mapping module and an intelligent diagnosis feedback module, an optimization loop database is obtained, an engineering loop configuration report is obtained, the optimization loop database and the engineering loop configuration report are subjected to comparison processing, and an intelligent diagnosis result is obtained. The method comprises the steps of obtaining a comparison difference report, processing based on the comparison difference report and an optimization loop database to obtain a virtual terminating mapping report, and optimizing the optimization loop database based on a user interaction report and the virtual terminating mapping report to obtain a feedback data set. The method has the remarkable advantages that the standard loop database is high in adaptability, the difference comparison automation level is high, and the autonomous optimization effect of the system is good.

The present invention relates to the technical field of smart substations, and the present invention relates to a test method and system for acceptance of smart substations. The present invention classifies IEDs and evaluates the stability of their communication parameters to determine the strategy for virtual circuit detection. For IEDs with large fluctuations in communication parameters, the present invention performs virtual circuit detection on all IEDs of this category. For IEDs with small fluctuations in communication parameters, virtual circuit detection is only performed on IEDs in which virtual terminal configuration information has been changed. Based on this, the present invention avoids potential configuration problems or system incompatibility, and improves the accuracy of IED virtual circuit acceptance detection.

This invention discloses a vehicle traffic data processing method, apparatus, device, medium, and product. The method includes, upon receiving vehicle traffic data sent by a local computing power module, transmitting the vehicle traffic data to a corresponding target receiving end via the core network; and upon receiving target data from the target receiving end via the core network, forwarding the target data to the local computing power module. By setting up a virtual terminal at the base station that has completed registration and access with the core network, it eliminates the need for additional external communication modules deployed on the roadside (RSU). Relying on the standardized communication link between the virtual terminal and the core network, efficient data transmission between the local computing power module and the target receiving end is achieved. Vehicle traffic data sent by the core network can directly reach the local computing power module, reducing intermediate forwarding links and meeting the needs of high-speed data interaction in large-scale vehicle-to-everything (V2X) networks.

The present application relates to the technical field of intelligent substation configuration file checking, and particularly relates to a virtual terminal classification and checking method, which comprises the following steps: obtaining target virtual terminals in an engineering ICD file and device types connected with each target virtual terminal; converting the target virtual terminals according to a preset mapping relationship to obtain standard virtual terminals corresponding to each target virtual terminal; and determining virtual connection types described by each target virtual terminal according to the device types connected with each target virtual terminal and the standard virtual terminals corresponding to each target virtual terminal. The present application has the beneficial effect of proposing a strategy for classifying standard virtual terminals, and adapting checking strategies based on different categories of standard virtual terminals, effectively solving the problem of adapting different strictness checking strategies for different types of virtual circuits, and avoiding false reporting of invalid errors.

The invention provides an identification method and device of terminal equipment, electronic equipment and a storage medium, and relates to the technical field of mobile communication, in particular to the technical field of mobile security risk control. According to the specific implementation scheme, the method comprises the steps of obtaining detection information of one or more hardware modules in the terminal equipment, wherein the detection information indicates operation configuration information of the hardware modules; according to the detection information of the hardware module, identifying whether the terminal equipment supports the hardware module; and based on the identification result of the hardware module, identifying whether the terminal device is a virtual terminal device.

An ADC (50) is disclosed. It has two VTCs (110a, 110b) for converting a first and a second input voltage, respectively, to pulses with delays corresponding to the magnitudes of these voltages. It further has a pulse-detector circuit (120) coupled to outputs (114a, 114b) of the two VTCs (110a, 110b). The pulse-detector circuit (120) is configured to make a transition from a first logic state (‘0’) to a second logic state (‘F) at a first output (124a) of the pulse-detector circuit (120) in response to the start of the pulse from one of the VTCs (110a) and to make a transition from the first logic state (‘0’) to the second logic state (‘F) at a second output (124b) of the pulse-detector circuit (120) in response to the start of the pulse from the other VTC. Furthermore, the pulse-detector circuit (120) is configured to reset both the first and the second output (124a, 124b) to the first logic state (‘0’) in response to both the first output (124a) and the second output (124b) of the pulse-detector circuit (120) being set in the second logic state (‘1’). The ADC (50) further has a first TDC (130a) coupled to the first output (124a) of the pulse-detector circuit (120) and a second TDC (130b) coupled to the second output (124b) of the pulse-detector circuit (120).

The application discloses an intelligent substation virtual terminal automatic connection method and system based on an SCHO-GO algorithm, and the method comprises the following steps: obtaining a comprehensive distance according to an edit distance and a cosine distance of a virtual connection vector representation, and constructing a virtual terminal matching model according to the comprehensive distance; optimizing a distance weight vector in the virtual terminal matching model according to a preset SCHO-GO algorithm, obtaining an optimal target distance weight vector, updating the virtual terminal matching model according to the target distance weight vector, and obtaining a target virtual terminal matching model; inputting IED data to be matched into the target virtual terminal matching model, obtaining a comprehensive similarity of an input virtual terminal and an output virtual terminal by the target virtual terminal matching model, and matching and connecting the input virtual terminal and the output virtual terminal according to the comprehensive similarity and a preset matching rule. The efficiency and accuracy of the virtual terminal automatic connection are significantly improved, and the method is suitable for intelligent substation secondary design in a complex equipment naming scene.

The application discloses an intranet security detection method and device, electronic equipment and a nonvolatile storage medium. The method comprises the following steps: obtaining a first network protocol address, wherein the first network protocol address is a network protocol address of a target intranet that can be connected; configuring a virtual terminal device according to the first network protocol address, wherein the virtual terminal device is used for data interaction with the target intranet; obtaining target test data by configuring gateway information and sending the target test data to the target intranet through the virtual terminal device, wherein the target test data is data generated by a scanner and used for detecting the security state of the target intranet; receiving target feedback data and sending the target feedback data to the scanner for analysis to obtain security state information of the target intranet. The application solves the technical problems of low scanner resource reuse rate and low intranet security detection efficiency caused by the need to connect the offline scanner to the customer's intranet in the related art.

The invention provides an inventory management method and device for a virtual terminal, electronic equipment and a storage medium, and relates to the technical field of cloud services, in particular to the technical field of resource calculation and resource allocation. According to the specific implementation scheme, the method comprises the steps of obtaining inventory updating information of a virtual terminal in a resource pool; and performing inventory management on the virtual terminals in the resource pool according to the inventory update information.

The invention belongs to the field of relay protection operation and maintenance, and particularly relates to an uninterruptible power transformation method and system for a relay protection device. The method comprises the following steps: importing a substation SCD file into a mirror image background server, and instantiating virtual old relay protection device associated equipment in virtual equipment; matching corresponding models in different device models pre-stored in the twin according to the new device, and adjusting a coefficient of a twin internal protection algorithm; determining a corresponding relation between the function module and each terminal through the twin body, correspondingly obtaining a work order for explaining the corresponding relation between all terminals of the new and old devices, and importing the work order into a mirror image background; obtaining a new device ICD model file and importing the new device ICD model file into a mirror image background server; establishing a new device virtual terminal connection line according to the work order to obtain a new demand file; the mirror image background and the transformation platform where the twin bodies are located are connected to a substation control layer; and correspondingly importing the demand file into an actual background or actual associated equipment of the transformer substation, dismantling an old device, accessing a new device, and disconnecting the transformation platform from the transformer substation.

Techniques for using a virtual terminal on a device to process a data transfer are described herein. These techniques provide the configuring of a virtual terminal for transfer of data, encryption of the data, and rewrapping the data. A server transmits virtual terminal kernel configuration data to the virtual terminal, configuring the terminal with a first public encryption key used to encrypt a second encryption key only known by the terminal. The second encryption key is used to encrypt data for data transfer. The server device is able to decrypt the second encryption key by using a third private encryption key that corresponds to the first public encryption key.

The invention discloses a virtual reality digital electric power training system, which comprises a main control cabinet, and is characterized in that the main control cabinet calibrates an issued audio file, and then converts the file into a unified push signal for transmission through a wireless transmitter in a sterilization module; the virtual reality terminal is scientific and reasonable in structure and safe and convenient to use, the ultraviolet lamp is used for irradiating the surface of the virtual reality terminal every time after the virtual reality terminal is used, and the virtual reality terminal is convenient to use. Therefore, germs remaining on the surface of the virtual reality terminal are killed, the outer surface of the virtual reality terminal is killed to prevent the germs from remaining, it is guaranteed that when different people use the virtual terminal, cross infection of a certain germs is avoided, the health and safety of people are protected, then the interior in contact with the human body is killed through an ultraviolet lamp, and the safety of people is improved. And the safety of people is further ensured.

The invention belongs to the technical field of cloud computing, and discloses a cloud deep fusion method, system and equipment for mobile equipment and a storage medium. The method comprises the following steps: the terminal receives an application installation instruction input by a user, and judges an application type based on the application installation instruction; downloading and installing the application through the terminal system or calling the virtual terminal based on the application type; and after the application is downloaded and installed, the terminal receives an application operation instruction input by a user, and the application is operated through the terminal or the cloud based on the application operation instruction. Through the mode, a user does not need to upgrade the equipment, deep fusion of the terminal and the cloud machine system is realized, the local application and the cloud application are seamlessly connected, the problems of insufficient space, jamming, low downloading speed, one machine with multiple numbers and the like faced by the terminal can be effectively solved, and the user experience is improved.