22results about How to "Avoid time delay" patented technology

The invention relates to the technical field of path planning, in particular to an intelligent transportation path planning method based on deep learning, which comprises the following steps: constructing a joint network model based on a convolutional neural network and a long short-term memory network, and training the joint network model by using historical traffic data; in the current transportation task, the real-time traffic data of the non-driving road sections in the current path are analyzed based on the joint network model, and the traffic change trend of each non-driving road section at the next moment is predicted; if the undriven road section of the current path has the sudden traffic event, or one or more undriven road sections in the current path are predicted to have traffic jam at the next moment, re-planning the path; and when the path is re-planned, dynamically optimizing the current path through the reinforcement learning model under the constraint of the multi-objective optimization function. According to the method, the accuracy of the future traffic condition can be improved, and the adaptive optimization of the transportation path can be realized.

The invention relates to the technical field of data processing, in particular to a data processing method and device, computer equipment and a readable storage medium. The method comprises the following steps: acquiring to-be-processed data of a computing power demand side and a transmission aging demand corresponding to the to-be-processed data; determining computing power demand resources required for processing the to-be-processed data; selecting a target computing power node meeting computing power demand resources from candidate computing power nodes of the computing power network; obtaining at least one available time period of the target computing power node, and determining a reserved transmission time period meeting the transmission timeliness requirement according to the at least one available time period of the target computing power node; and transmitting the to-be-processed data to the target computing power node in the reserved transmission time period.

The invention relates to the technical field of electronics, in particular to a multichannel active noise reduction algorithm testing device based on a synchronous acquisition card, which comprises a signal generation module used for generating a test signal, an output module used for outputting the test signal and acquiring a recovery signal, and a loudspeaking module used for outputting a corresponding audio frequency, the system comprises an acquisition module used for acquiring audio and main noise in the environment and generating an acquisition signal, a synchronization module used for synchronizing the signal, a noise reduction module used for generating an anti-noise signal, an analysis module used for judging whether the noise reduction effect is qualified or not, judging the reason for not meeting the standard and generating a corresponding processing instruction, and a processing module used for processing the processing instruction. And the control module is used for adjusting the operation parameters of the parts in the corresponding module to corresponding values. The problem of signal delay caused by testing equipment is solved, the effect after noise reduction is monitored in real time, the operation parameters of the noise reduction device are accurately adjusted based on the effect after noise reduction, and the operation efficiency of the active noise reduction device is improved.

The invention discloses a wind power tower modal analysis method and system based on FMCW four-dimensional laser radar dual-stage scanning. According to the method, the unique capability of an FMCW laser radar for directly measuring the radial speed of a target based on the Doppler frequency shift principle is utilized, and three-dimensional space coordinates and speed information are synchronously obtained to form a four-dimensional point cloud. The method adopts a double-stage scanning strategy: in the first stage, the overall geometric morphology of the tower drum is quickly obtained through spiral scanning with an oscillation compensation item; and in the second stage, self-adaptive vertical line reciprocating scanning is performed based on the geometric model to obtain high-density time sequence speed data. A time sequence speed matrix is constructed through a weighted median algorithm, and modal parameters are calculated and extracted in combination with frequency domain analysis and fusion damping ratio. The contradiction between space coverage and time resolution in the prior art is solved, and compared with a traditional method, the scanning efficiency is improved by more than 80%, and the damping ratio recognition precision is improved by more than 50%.

The invention belongs to the technical field of Internet of Things, and particularly relates to an Internet of Things transmission-based building engineering sample automatic detection system, which comprises a sample detector, a monitoring base station, a mobile terminal, an NFC chip and a mobile phone terminal, the sample detector comprises a microprocessor, a Zigbee communication module, a data storage module, a sample pretreatment instrument and a chromatographic instrument, the sample pretreatment instrument is connected with the chromatographic instrument, and the chromatographic instrument is connected with the microprocessor; the Zigbee communication module is in bidirectional connection with the microprocessor, and the data storage module is connected with the microprocessor; in various environments of a construction site, a unit or an individual needs to provide a detection sample on site, the authenticity and conformity of the sample cannot be responsible for, and under general conditions, the means is to write the sample by hand, mark the sample or fill in specific sample information through specific equipment which cannot be networked, print a two-dimensional code and paste the two-dimensional code on the sample; samples are easy to stain and fall off in the carrying process, and the uniqueness of the samples cannot be confirmed.

The utility model discloses a bracket for a robotic dog to carry a drone, comprising: a base, which is installed on the back bearing surface of the robotic dog; a support block is installed on the base plate surface, a support plate is installed at the top of the support block, the support plate is used to carry the drone, side plates are vertically installed on both sides of the support plate, an electromagnetic locking module is installed on the inner plate surface of the side plates, the electromagnetic locking module is used to limit the drone, a communication interface slot is formed on the support plate surface, a communication contact block is arranged in the communication interface slot, a communication contact point adapted to the communication contact block is arranged at the bottom of the drone, and the drone is electrically connected to the robotic dog through the communication contact block. The utility model realizes ground-air cooperation by the robotic dog carrying the drone. In case of emergencies, the drone can directly detach from the back of the robotic dog and take off quickly, avoiding the time delay of manual deployment.

The utility model provides a photovoltaic inverter assembly support with a wind-resistant effect, and relates to the field of photovoltaic technology, the photovoltaic inverter assembly support comprises an installation table and an inverter installation mechanism, the inverter installation mechanism is installed on the upper side of the installation table, a lightning protection assembly is installed on the left side of the installation table, and the lightning protection assembly is installed on the left side of the installation table through the arrangement of the inverter installation mechanism. The inverter can be fixed through a bolt by the nut connecting hole, then the upper carrying table is pressed downwards, the inverter is fixed in a gap between the upper carrying table and the lower carrying table, then the upper carrying table is fixedly fixed by screwing the adjusting nut outside the adjusting rod, meanwhile, the inverter is synchronously fixed, the wind power sensor can sense current wind power, and the inverter can be driven to rotate by the adjusting nut. And then the wind power data is transmitted to the wind power data controller, and the electric hydraulic pump is controlled to stretch out and draw back, so that the wind power of the current environment can be directly known, and the risk that the wind power is too large and damaged due to the time delay of external information transmission is avoided.

The invention discloses a method for dismounting, lengthening and mounting tower crane booms of a super high-rise building in the air. The method comprises the following steps: adjusting the heights of two tower crane booms; fixing the direction of the tower crane; disassembling the main hook and the counterweight, and recovering the host steel wire rope; hoisting by a tower crane boom; the tower cap is tightened in the direction of the cargo boom; the cargo boom is dismantled; splicing and lengthening the cargo boom; mounting the cargo boom in the air, detecting and the like. According to the method, the tower body is not dismantled, the tower crane dismantling process is reduced, the construction period can be shortened, mechanical lease and labor cost are saved, the overall construction cost is remarkably reduced, meanwhile, damage of wind power to the cargo boom and a building is avoided by tying wind cables at the front end and the rear end of the cargo boom and conducting wind vibration swing traction, and the construction efficiency is improved. And the position of the cargo boom is adjusted through the precise hand-drive block, so that the cargo boom is ensured to be accurately butted to the position of the slewing bearing.

The invention discloses an intelligent wireless radiation monitoring and real-time early warning system and method, and relates to the technical field of radiation monitoring, and the method comprises the steps: collecting a radiation level, and carrying out the preprocessing; performing data standardization on the radiation level; and performing real-time early warning according to the radiation level. According to the method, standardized processing and comprehensive analysis of the radiation data are realized, the accuracy and comparability of the data are improved, and data fusion and importance consideration of different areas are ensured, so that more efficient and more reliable radiation monitoring and early warning functions are realized. According to the technical scheme, a comprehensive, efficient and safe method is provided for safety monitoring of the radioactive environment, and the practicability and the technical level of a monitoring system are remarkably improved.

The utility model discloses a kind of circulation formula tray positioning and locking conveying mechanism of valve assembly line, the conveying mechanism, including transmission assembly, at least one tray, at least one positioning assembly and at least one locking assembly;Each described tray, both ends are fixed on the chain of described transmission assembly by screw, to make each described tray rotate along the conveying frame driven by described transmission assembly;Each described positioning assembly, vertically install in each described tray bottom, to make each described positioning assembly bottom is clamped in the positioning groove correspondingly arranged on the conveying frame. When directly triggering locking button by positioning rod clamping into positioning groove, seamless linkage of mechanical positioning and electric control locking is realized, avoid the time delay of first positioning and then locking in traditional system, so as to reduce offset from ±5mm to ±1mm.

The invention discloses a method for detecting the content of calcium oxide in fly ash, which comprises the following steps: S1, grinding a fly ash sample in a planetary ball mill to form a fine fly ash material, and putting part of the fine fly ash material in a crucible; s2, weighing an ion exchanger, placing the ion exchanger in the crucible, and uniformly mixing the fine fly ash with the ion exchanger to form a mixture; s3, the crucible is placed in a high-temperature furnace, and the mixture is fully melted and reacted to form a solid mixture; and S4, after the high-temperature furnace is heated and shut down for cooling, the solid mixture in the crucible is taken out and placed in a planetary ball mill to be ground into powder. According to the method, the content of calcium oxide in the fly ash can be accurately detected under the condition that controlled medicine reagents are not used, so that an engineering laboratory can carry out detection on site, a detection result can be quickly and timely obtained, and time delay caused by entrusting a rear or external laboratory for detection is avoided.

This invention discloses a disc-shaped microfluidic chip detection kit and method, relating to the field of rapid food safety detection. A disc-shaped substrate has a ring-shaped central flow channel, and in the direction of rotation towards the central flow channel, a lysis buffer chamber, an elution buffer chamber, a first washing buffer chamber, a second washing buffer chamber, and a magnetic bead reagent chamber are arranged in a ring-shaped sequence. At least four reaction chambers are arranged in a ring-shaped interval in the direction away from the rotation axis of the central flow channel. A ring magnet is positioned on the bottom plate facing the central flow channel, and a pin for opening a contact valve is arranged around the periphery of the ring magnet. Two types of heating plates with temperature differences are respectively positioned on the heating plate facing the reaction chambers. This invention relies on centrifugal force to achieve autonomous fluid drive, combined with constant temperature zone control to complete rapid amplification. It not only eliminates cross-contamination problems caused by magnetic bead transport at the structural level, but also achieves a high degree of integration of the entire process from nucleic acid extraction to fluorescence amplification, effectively improving the overall detection efficiency of pathogens.

The present invention discloses an industrial field gas concentration monitoring management system and method, and relates to the technical field of gas concentration monitoring management. The system of the present invention includes: a data acquisition and processing module, a gas diffusion model establishment module, a gas concentration analysis and abnormality detection module, an abnormality handling and adjustment module, and a result display and notification module; the data acquisition and processing module is responsible for collecting and analyzing the three-dimensional space and gas data of the monitoring area, establishing a three-dimensional model and determining the layout of the monitoring instrument; the gas diffusion model establishment module integrates the gas concentration data and the three-dimensional space information, simulates the gas diffusion, and generates a concentration distribution map; the gas concentration analysis and abnormality detection module compares the actual and ideal gas concentration distribution maps, judges the monitoring point data, and outputs the results; the abnormality handling and adjustment module adjusts the abnormal data and provides prompts; the result display and notification module displays the adjusted data and notifies the abnormal point position coordinates.

The application discloses a kind of storage device and training data reading method, medium, product, system, it is related to storage technical field.Therein, method includes dividing training data into multiple data blocks, randomization processing to each data block, obtain first random access order, and each data block is prefetched to cache according to the order.When receiving training data reading request, each data block in cache is split into sub data block satisfying training data reading request, randomization processing to each sub data block, obtain second random access order, and determine the target data corresponding to training data reading request from each sub data block according to second random access order.The application can solve the problem that related technology does not match in the scene of deep learning training, random small file access and high bandwidth demand of storage system, both can randomly read the large amount of small files required in training process, and can meet high bandwidth demand, improve overall storage performance.

This utility model relates to the field of wristband technology and discloses an easy-to-remove wristband, including a band body and a cut-off area formed on the band body; a connecting band disposed within the cut-off area for connecting the two sides of the cut-off area; the connecting band has evenly protruding locking protrusions on both side walls, and the cut-off area has evenly recessed grooves for the locking protrusions to engage. This easy-to-remove wristband, through a main connecting mechanism composed of a U-shaped base and a retaining wing, achieves a stable connection during daily wear. Unlocking requires pressing the retaining wing on both sides simultaneously, significantly reducing the risk of accidental removal for newborns, cognitively impaired patients, and other individuals, ensuring continuous and effective identification.

This invention belongs to the field of intelligent transportation technology, specifically relating to a global-local green wave traffic method for smart buses at multiple intersections in a 5G-CV2X vehicle-road-cloud collaborative environment. This method uses 5G-V2X equipment to obtain real-time driving status of buses, real-time road conditions, and real-time phase information of traffic lights at multiple intersections. First, based on the green light ratio objective function, a global optimization algorithm is initiated to globally optimize the phase duration of traffic lights at multiple intersections and the bus speed. However, the global optimization algorithm does not consider the queuing situation of other vehicles at the intersection. The local optimization algorithm mainly relies on the real-time queuing situation of buses at the intersection, and re-plans the bus speed at subsequent intersections based on the global optimization. This invention solves the problems of green wave traffic for buses at multiple intersections and the time delays caused by vehicle queuing during priority passage, thereby greatly improving the traffic efficiency and punctuality of buses at multiple intersections.

The invention relates to the technical field of blood pressure cuffs, and discloses a blood pressure cuff preparation method which comprises the following preparation steps: 1) roll film feeding: a roll film is provided with a band sheet; the belt piece is provided with a middle line, a front section and a back section. (2) magic patches are placed on the front surface section and the back surface section; (3) the belt piece is moved to a welding station, and the hook-and-loop fastener and the belt piece are welded; (4) the belt piece is moved to a punching station, and a through hole is formed in the front face section; 5) moving the belt sheet to a tube insertion station, wherein the rubber tube is provided with a lower section and an upper section; the lower section forms a hot melting sheet which is connected with the belt sheet; (6) the rolled film is cut so that the belt pieces can be separated; 7) moving the belt piece to a folding station, folding the front section and the back section to form a folding piece, and 8) moving the folding piece to a forming station, performing hot-pressing welding on the periphery of the folding piece to form a closed edge, and enabling the folding piece to form the blood pressure cuff and to be communicated with the interior of the rubber tube, the whole preparation process is closely linked, and the procedures are efficiently circulated, so that the preparation efficiency of the blood pressure cuff is improved.

The present invention relates to a fully automatic bulk grain unloading method and device for a port. The present invention provides a fully automatic bulk grain unloading device for a port, comprising: a bulk grain discharge buffer bin is located in a discharge scale room, a discharge funnel is provided in the bulk grain discharge buffer bin, a discharge valve is provided at the bottom of the discharge funnel, a radar level meter is provided at the discharge port of the bulk grain discharge buffer bin, and an infrared ranging light curtain sensor is provided on the side; a truck is located below the bulk grain discharge buffer bin during operation, and a pushing mechanism is provided in the truck compartment; a plurality of unloading platforms are provided in the unloading scale room, and a laser ranging sensor and a floor scale are provided on the unloading platform; an automatic quantitative loading system is provided in the unloading platform and is connected to the radar level meter, the infrared ranging light curtain sensor, the discharge valve, the laser ranging sensor, the floor scale, and the truck. The present invention also provides a fully automatic bulk grain unloading method for a port based on the above-mentioned fully automatic bulk grain unloading device for a port. The fully automatic bulk grain unloading method and device for a port described in the present invention realize full automation and reduce working time.

The invention provides a digital certificate filling method and system for parts and a storage medium, and relates to the technical field of digital certificate management.The method comprises the steps that a production equipment identification number, a root certificate file and a certificate application file of an initial part are uploaded to a PKI service platform in advance through a supplier part management platform; the PKI service platform completes the generation of the digital certificate before the initial part is filled, and the main engine plant production platform only needs to directly obtain the digital certificate of the to-be-filled part in the filling link and write the digital certificate into the to-be-filled part, so that the time delay caused by waiting for the generation of the digital certificate in the filling process is avoided; and the filling efficiency of the digital certificate is greatly improved.

The invention discloses an ammeter data acquisition field problem analysis method and system, and belongs to the ammeter operation and maintenance field, and the method comprises the steps: receiving a first message sent by a concentrator in real time through a first serial port, and forwarding the first message to a CCO module through a second serial port when the first message is received; a second message sent by the CCO module is received in real time through the second serial port, and when the second message is received, the second message is forwarded to the concentrator through the first serial port; and analyzing the first message or the second message through a cyclic redundancy check method, and when any one of the first message or the second message has an error, positioning a fault according to the error message. Therefore, by implementing the method and the device, the problem of how to accurately position the fault position on the premise of not influencing the normal communication of the system can be solved.

The invention provides a multi-channel synchronous separation device for a falling tower type zero-gravity test and a control method, and the device comprises an AC commercial power module, a circuit breaker module, a conversion module, a switch module, a first separation interface module, a relay module, a power module, a second separation interface module, and a high-temperature-resistant cut-off module. The first separation interface module comprises a first connector and a second connector, and the second separation interface module comprises a third connector and a fourth connector. The multi-channel synchronous separation device for the falling tower type zero-gravity test is obtained through a specific connection mode, and the test effect is better when the multi-channel synchronous separation device for the falling tower type zero-gravity test is used for conducting the test.

The application relates to the technical field of electromagnetic compatibility measurement, and provides a multi-channel transient electromagnetic interference measuring device capable of parallel measurement and an electromagnetic compatibility measuring device.The device comprises a first sensor module, a second sensor module, a multi-channel low-frequency signal acquisition and processing module, a multi-channel high-frequency signal acquisition and processing module and a control module; the data output end of the first sensor module is connected with the data input end of the multi-channel low-frequency signal acquisition and processing module, the data output end of the second sensor module is connected with the data input end of the multi-channel high-frequency signal acquisition and processing module, and the output end of the acquisition and processing module is connected with the data input end of the control module; the first sensor module is used for acquiring power grid conducted interference signals, low-frequency magnetic field radiation interference signals and low-frequency electric field radiation interference signals; and the second sensor module is used for acquiring high-frequency electric field radiation interference signals. The device is suitable for rapid and parallel measurement of transient electromagnetic interference signals of high-power equipment.