15results about How to "Improve service stability" patented technology

The invention relates to the technical field of conveying belts, discloses an impact-resistant flame-retardant rubber conveying belt for an underground mine and a preparation method of the impact-resistant flame-retardant rubber conveying belt, and aims to solve the problems of matrix embrittlement caused by filling of a flame retardant and easiness in delamination under impact. The conveyor belt comprises a covering rubber layer, a gradient buffer layer and a framework core layer from top to bottom. The covering rubber layer adopts an NR / BR / CPE blending matrix, and a superfine flame-retardant system and a liquid nitrile rubber toughening phase are added; the gradient buffer layer contains directionally arranged aramid short fibers to smooth the modulus. The preparation method relates to a multi-stage mixing and controlled cooling vulcanization process. According to the invention, the balance of flame retardance and physical properties is realized, the dynamic impact-resistant life of the belt body is remarkably prolonged by constructing a multi-stage energy dissipation system, the running temperature rise is effectively reduced, delamination is prevented, and the long-term service stability under a high-load working condition is ensured.

This invention relates to a method and system for collaborative optimization of AI services based on zero-cost agents. The method includes: acquiring the model structural features of the AI ​​service to be evaluated; using a pre-set non-trained evaluation model to quantitatively analyze the information transmission characteristics of the model structural features to obtain performance scores for each candidate model version; based on the performance scores and combined with the real-time status of computing resources, determining the deployment strategy of the AI ​​service instance on the target computing node through a deployment algorithm that balances queuing latency benefits and communication latency benefits; monitoring the service request load in real time; selecting the target version from the candidate model versions based on load changes and the performance scores; and performing online replacement of the deployed AI service. This invention, through a proxy model constructed with quantitative encoding, communication-queuing collaborative awareness deployment, and load awareness model replacement, realizes a link collaboration mechanism, which can effectively reduce end-to-end latency and improve resource utilization efficiency and service stability.

The present application relates to an Al-Zn alloy material and a preparation method thereof, the Al-Zn alloy material comprises the following components in percentage by weight: Zn 8-12 wt.%, Mg 2.8-3.2 wt.%, Cu 1.2-1.5 wt.%, Zr 0.1-0.2 wt.%, and the balance is Al. On the one hand, the high Zn content changes the nucleation and growth kinetics of the η' phase, and increases the volume fraction of intragranular precipitates. On the other hand, the Al3Zr dispersed phase formed by the Zr element effectively pins dislocations and grain boundaries, inhibits recrystallization and limits the segregation of solute atoms to grain boundaries, thereby significantly inhibiting the continuous precipitation of grain boundaries and the expansion of PFZ.

The application discloses a seawater-induced full-solid waste concrete surface gradient composite corrosion-resistant layer and a forming method thereof. The corrosion-resistant layer is composed of a brucite intermediate layer close to a base body and an outer reaction layer located on a seawater side. The brucite intermediate layer comprises a Mg(OH)2 continuous phase and unreacted slag particles at least partially surrounded by the Mg(OH)2 continuous phase or separated from the base body. The outer reaction layer comprises a calcium carbonate phase and a second inorganic reaction phase containing calcium-silicon-aluminum, magnesium-aluminum or calcium-aluminum. The forming method comprises, in sequence, dilute sulfuric acid surface activation, calcium hydroxide-containing alkaline treatment and bicarbonate mineralization, and seawater immersion curing after each treatment stage. The application utilizes the synergistic reaction of seawater ions and the components of the full-solid waste base body to form an inorganic gradient composite layer in situ on the surface of the base body, so as to reduce the migration ability of the erosion medium to the interior through the pores and microcracks of the surface layer.

This invention relates to the field of high-performance steel heat treatment equipment technology, and discloses a heat treatment method for eliminating anisotropy in stamped parts, comprising five stages: pretreatment, gradient temperature-controlled annealing, magnetic field-assisted regulation, integrated cooling, and post-treatment. This invention innovatively employs thickness-layered gradient temperature control, pulsed magnetic field-assisted grain boundary regulation, a micron-level high-precision temperature control system, and integrated closed-loop control of annealing and cooling to achieve precise control of the microstructure: the average grain size of the steel is ≤2μm, grain uniformity is ≥92%, tensile strength is ≥1200MPa / 950MPa, elongation is ≥25%, and the strength-ductility matching coefficient is improved by more than 40% compared to traditional processes; process repeatability error is ≤3%, microstructure recovery and softening rate is ≤5%, and residual stress elimination rate is ≥95%; achieving synergistic optimization of strength and ductility, it can be widely applied in high-end equipment manufacturing fields such as aerospace, nuclear fusion devices, and extreme cold environment engineering.

The invention discloses an automatic map slice publishing method and system based on multi-source data. The automatic map slice publishing method based on the multi-source data comprises the following steps that multi-source map data are processed and sent; receiving multi-source map data, performing data matching processing, and performing multi-source publishing after data matching processing; and sending the published multi-source map data to a corresponding data processing cluster, and carrying out multi-source data slicing processing. According to the method, the multi-source data processing flow is integrated, manual operation of multiple platforms is not needed, automatic slice publishing can be completed only by simply configuring parameters, and automation of map slice publishing is achieved.

The invention discloses a chart component generation method and system, electronic equipment and a storage medium, and the method comprises the steps: creating a configuration file of a view layer, the configuration file comprising a style configuration item and a data docking field mapping configuration item; rendering the view layer to obtain a rendered file; obtaining a list file based on the configuration file and the rendering file; selecting the hierarchy and the dimension to which the chart component belongs, and configuring a graphical data query statement; querying based on the data query statement to obtain a business data type; and based on the business data type, selecting a corresponding chart from the list file to display. Complex server database query statements are abstracted into graphic blocks, corresponding function codes are packaged in the graphic blocks, and a user can quickly record basic data query statements only by simply dragging the graphic blocks. Due to the fact that the complex code logic is hidden in the graph block, even if the user does not have related knowledge of computer languages, the user can quickly master after being trained for several hours.

The present invention discloses a method for producing a stable residual austenite frog steel, comprising the following steps: S1, heating the steel billet obtained after smelting and casting; S2, rolling or forging the heated steel billet; S3, heat treating the frog steel obtained after rolling or forging, wherein the initial cooling temperature of the heat treatment is 700-820°C, the cooling rate is 5-15°C / s, and the final cooling temperature is 150-250°C; S4, when the frog steel after heat treatment is cooled to the intermediate cooling temperature, the whole section is heat-insulated, and the heat-insulating treatment time is 240-480h; S5, tempering the cooled frog steel. The method of the present invention can obtain fine, dispersed and stable residual austenite by controlling the morphology and quantity of the residual austenite during the heating, rolling or forging and cooling of the ingot, thereby improving the comprehensive performance of the bainite frog.

The embodiment of the invention provides a data packaging method and device and a storage medium, and the method comprises the steps: receiving a data request sent by a data requester, and determining a plurality of target data sources according to the data request; respectively determining target business micro-services to which the plurality of target data sources belong, and obtaining a topological structure between the target business micro-services; according to the topological structure, packaging services corresponding to the target business micro-services are called in sequence to obtain target data from the target business micro-services, the target data are packaged into a target data structure, and the packaging services corresponding to different target business micro-services are mutually isolated; and sending the target data structure to the data requester. The data requester can obtain the required data without docking different business micro-services; the packaging logics are independently executed through the packaging services corresponding to different business micro-services, and the packaging services are independently developed and run, so that the problems of packaging code coupling and environment coupling during running of the different business micro-services are solved.

This invention discloses a Redis multi-tenant management method, apparatus, and server. The method includes: obtaining configuration information of a first application, the configuration information including additional information and a listening port, wherein the additional information is unique for different applications; connecting to the Redis node corresponding to the first application based on the configuration information and listening on the listening port, the Redis node operating in cluster mode; obtaining a first instruction from the listening port, the first instruction being an instruction to access the Redis node; adding the additional information to the first instruction; and sending the first instruction with the added additional information to the Redis node. This solution, through a proxy, configures different additional information for different applications and adds corresponding additional information to the access instructions of each application, ensuring that data from different applications in the Redis cluster can be clearly identified based on the added information, without affecting each other.

The application belongs to the technical field of metallurgy, and more particularly relates to a high-plasticity 3GPa-grade medium-low alloy steel and a preparation method thereof. The high-plasticity 3GPa-grade medium-low alloy steel is prepared by the following steps: after austenitizing treatment of the medium-low alloy steel, high-temperature hot deformation treatment is performed, then the medium-low alloy steel is cooled to a first preset temperature at a first cooling speed, continuous warm deformation is performed between the first preset temperature and a second preset temperature, the medium-low alloy steel is cooled to room temperature, and then low-temperature tempering treatment is performed. The high-plasticity 3GPa-grade medium-low alloy steel has excellent work hardening capacity, solves the problem of low plasticity of the existing super-high-strength steel, enables the material to have excellent plasticity under the condition of super-high strength, and significantly reduces the total amount of expensive metal elements such as Mo and Ni, reduces the material composition segregation of the material, and improves the service stability of the parts prepared from the material.

The invention discloses a Stackelberg game-based calculation unloading and cooperative calculation method in an unmanned aerial vehicle. The method comprises the steps of constructing a mobile edge calculation system; defining a task unloading strategy of the MUE and a cooperative forwarding strategy of the UAV; establishing system cost models including a G2A communication model, an A2A communication model, a calculation queuing model and a system energy consumption model, and establishing a task completion time delay model including constructing an optimization problem; modeling the optimization problem as a Stackelberg game; the UAV is used as a leader, and the MUE is used as a follower; alternately updating the cooperative forwarding strategy and the task unloading strategy by adopting a distributed iteration strategy solving algorithm, and outputting a balanced unloading strategy and a balanced forwarding strategy; and the MUE offloads the task to the UAV according to a balanced offload strategy, and controls the UAV to forward the task to an adjacent UAV or to process locally according to a balanced forwarding strategy. According to the method, cooperative processing of tasks is realized based on the Stackelberg game, and the comprehensive cost is effectively reduced.

The present invention discloses a remote OTA upgrade method and system based on distributed networking verification, the method comprising: in response to an upgrade request of a device to be upgraded, obtaining upgrade configuration information of the device to be upgraded; sending the upgrade request to multiple target request gateways and receiving gateway response data of each target request gateway; based on a data cross-validation algorithm, determining the gateway credibility and gateway efficiency corresponding to each target request gateway according to the gateway response data; determining the upgrade data transmission strategy corresponding to at least two target request gateways according to the upgrade configuration information, the gateway credibility and the gateway efficiency and executing the upgrade data transmission strategy. It can be seen that the present invention can perform OTA firmware upgrades on the device to be upgraded more efficiently and safely, reduce the risks brought by unsafe gateways or data, and improve service stability in large-scale device upgrade scenarios.

The invention discloses a vehicle-mounted video playing control method, device and equipment and a readable storage medium, and relates to the field of vehicle-mounted video control, and the method comprises the steps that a server side issues a flow pushing starting instruction received from a client side to a target vehicle side, and the target vehicle side pushes flow to the server side; and storing the user ID to a target data storage area based on the stream pushing result, starting first anti-on-hook timing, and returning a video pull stream playing address to the client, so that the client starts pull stream playing and second anti-on-hook timing based on the video pull stream playing address, if a watching continuing instruction fed back by the target user is not received after the second on-hook prevention timing reaches a second threshold value, stopping the pull stream playing and sending a stream pushing ending instruction to the server; when a plug flow ending instruction is received or the first on-hook prevention timing reaches a first threshold value, deleting the user ID from the target data storage area; when it is detected that the user ID number in the target data storage area is zero, the target vehicle end is controlled to stop pushing flow, so that bandwidth consumption is reduced, and service stability is improved.

The embodiment of the invention provides a query routing method and device, equipment, a storage medium and a program product, and relates to the field of database management. The method comprises the following steps: determining a classification label of a first SQL statement according to execution time information of a first structured query language SQL, wherein the classification label comprises a blocked SQL, a high-frequency SQL or a common SQL; determining a first routing strategy corresponding to the first SQL statement according to the classification label and node state information, wherein the node state information is used for indicating SQL statement response time of each data node in the data node cluster; and determining a corresponding target data node according to the first routing strategy, and routing the first SQL statement to the target data node. According to the method provided by the invention, the load balancing capacity for query request routing allocation is improved.