9results about How to "Avoid misinformation" patented technology

The invention provides an electric control box remote data acquisition system based on the Internet of Things, and relates to the technical field of data processing, and the method comprises the steps: obtaining the operation state data of an electric control box through a sensor, transmitting the operation state data through a wireless signal network, obtaining a data frame set, analyzing the data identifier of each data frame, verifying the integrity of the data, and obtaining the data frame set; determining performance parameters of the wireless signal network, detecting whether an abnormal change occurs in the transmission process, generating a solution when the abnormal change occurs, generating a retransmission signal when packet loss occurs in the transmission process, determining a retransmission queue according to the data identifier, and transmitting the retransmission signal according to the retransmission queue when delay occurs in the transmission process. The priority of a retransmission queue and the distribution of network bandwidth are dynamically adjusted, and when signal attenuation occurs in the transmission process, the execution sequence is adjusted according to the operation record and result of a solution by switching a transmission channel and adjusting transmission power. The transmission process of the operation data of the electric control box can be detected.

The invention discloses a cross-data-center file disaster recovery synchronization method and device, relates to the technical field of information security and can also be used in the financial field, and the method comprises the following steps: scanning a network storage directory every first preset time interval to obtain a newly generated file; the newly generated file comprises a day-end batch file and a real-time synchronization file which fails to be transmitted; searching a file MD5 of a newly generated file in a to-be-sent file table; if the search fails, querying a file object of a previous file version corresponding to a service ID in a total file table according to the service ID of the newly generated file; if the query result is query failure, determining the newly generated file as a timing synchronization file; if the query result is that the query is successful, performing incremental file segmentation according to the newly generated file and the file object to generate a timing synchronization file; and the timing synchronization file is transmitted to the temporary directory of the second data center, so that the real-time performance and accuracy of file resource synchronization are realized, the disaster recovery requirement is met, and the high availability for faults is ensured.

The present disclosure provides an intelligent operation and maintenance method and system of a smart computing center based on end-network cooperation. The method comprises: S1, collecting computing state data and network state data from computing node hardware and network equipment respectively. S2, analyzing, cleaning and format converting the computing state data and network state data to generate standardized data. According to the end-side indicators and network-side indicators in the standardized data, correlation analysis is performed to determine whether the preset cross-domain correlation rule is met. When the correlation between the end-side indicators and the network-side indicators meets the cross-domain correlation rule, cross-domain correlation alarm information is generated. The present disclosure can accurately identify cross-domain faults such as network congestion leading to computing performance decline, significantly improve the accuracy and timeliness of fault location of the smart computing center, and at the same time avoid the problem of false alarm or missed alarm of a single indicator, providing a reliable data foundation for subsequent intelligent operation and maintenance decision.

The invention relates to the technical field of magnetic materials, in particular to a Ka-band wave-absorbing film and a preparation method thereof. Comprising 60-70% of polyester, 1-4% of a dispersant, 20-40% of an absorbent, 5-15% of an antioxidant, 1-2% of a flow improver and 1-2% of a processing lubricant. The preparation method comprises the following steps: mixing the raw materials, and uniformly mixing the components to obtain mixed powder; carrying out casting treatment on the mixed powder to obtain a cast film; wherein the thickness of the cast film is 0.7 to 1mm; cutting the cast film to obtain a wave-absorbing film; the wave-absorbing film can be used for a Ka wave band, and the reflectivity of the film at the frequency band of 18-26 GHz is less than or equal to-7 dB; through the mode, error information caused by mutual interference of equipment is prevented, and the integrity of signals is ensured.

The application provides a control circuit of a communication transceiver chip and a vehicle driving device. The control circuit comprises a signal generation module generating a control signal based on the running state of an electronic control unit in a vehicle and a power supply control module controlling a power supply loop of the communication transceiver chip. The signal generation module is arranged between the state output end of the electronic control unit and the control end of the power supply control module. The input end of the power supply control module is connected to a power supply. The output end of the power supply control module is connected to the power supply end of the communication transceiver chip. The power supply loop is cut off when the electronic control unit is abnormal. The control circuit provided by the application is provided with the signal generation module and the power supply control module in the electronic control unit and the communication transceiver chip. The signal generation module generates the control signal based on the running state of the electronic control unit. When the electronic control unit is faulty, the power supply of the communication transceiver chip is disconnected through the power supply control module.

The invention discloses a channel revetment safety early warning method and system, and relates to the technical field of channel infrastructure operation monitoring. The method comprises the following steps: acquiring multi-source monitoring data of a channel revetment, and preprocessing the multi-source monitoring data; performing damage identification and classification on the preprocessed multi-source monitoring data, extracting damage features through a damage identification algorithm, generating a multi-source identification result, and performing fusion comparison on the multi-source identification result to generate a fusion damage result; based on the fusion damage result, performing grade evaluation on the safety state of the channel revetment to obtain a quantitative risk grade; and when the bank protection safety state reaches a preset risk level, a safety alarm mechanism is triggered, and an alarm prompt and a disposal suggestion are pushed to the management terminal. According to the method, an automatic process of sensing, diagnosis, early warning and disposal is constructed, the accuracy and reliability of risk identification are improved, and a complete technical solution is provided for operation and maintenance and precise management and maintenance of the channel infrastructure.

The invention provides a one-needle injection type gel which comprises a developing component and a composition monomer, the composition monomer comprises at least one of a photo-crosslinking gel monomer, a temperature-responsive gel monomer and a microgel monomer, the photo-crosslinking gel monomer is used for crosslinking to form a gel skeleton under an illumination condition, the curing temperature of the temperature-responsive gel monomer is 32-37 DEG C, and the curing temperature of the microgel monomer is 30-40 DEG C. The particle size of the microgel monomer is 1-100 m, and according to the weight percentage, the photo-crosslinking gel monomer accounts for 40-60 w%, the temperature-responsive gel monomer accounts for 10-20 wt%, the microgel monomer accounts for 10-20 wt%, and the developing component accounts for 5-15 wt%. The materials of the needle type injection type gel have excellent biocompatibility, can provide stable support at bone defect or fracture parts, provide a good growth environment for bone cells, and promote osseointegration.

The application discloses a data outlet safety control system and method of a transformer substation centralized monitoring system, a storage medium and a computer device. The method comprises the following steps: a data directory module reads data model information of various data categories from the transformer substation centralized monitoring system; a data set module constructs a plurality of data sets based on data receiving requirements of various data receiving systems, and sets data ranges; for the data range of each data set, data model information meeting the data range is added to the data set; a target system module determines target data sets of each data receiving system, and binds each data receiving system with the target data set; and a data sending module acquires to-be-sent data based on a data sending task, determines a target data receiving system based on the to-be-sent data and the target data sets bound with various data receiving systems, and sends target data to the corresponding target data receiving system.

The invention relates to a test method, system and equipment for a protection device in a power supply system and a medium. The method comprises the following steps: step a, acquiring a current test sequence; b, constructing a current test scene based on the current test sequence; c, calculating current simulation fault data in the current test scene based on the trained fault simulation model; step d, sending the current simulation fault data to a plurality of test devices, so that each test device tests the corresponding tested protection device; and e, obtaining current action behaviors generated by testing of each tested protection device, and comparing each current action behavior with the corresponding target action behavior to obtain a test result corresponding to the current test sequence. The fault data in the application can be more suitable for the real data when the fault occurs actually, the fault simulation of the fault point corresponding to the current test sequence can be automatically completed, and the safe and stable operation level of the power supply system such as the traction substation is improved.