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33results about How to "Ensure accelerated performance" patented technology

Flotation equipment with pulp self-drive and self-suction functions

ActiveCN107159471AReduce maintenanceEfficient flotation needsFlotationHigh pressureEnergy consumption
The invention relates to the field of pulp-mixing and flotation treatment of coal slime, in particular to flotation equipment with pulp self-drive and self-suction functions. The flotation equipment comprises a flotation tank, a flow distribution assembly for achieving a jet flow mixing function, a high-pressure jet assembly for achieving a turbulent flow mixing function and a lower stirring assembly for achieving a stirring and mixing function. The flotation equipment integrates pulp mixing and flotation and has the beneficial effects of being low in energy consumption, low in maintenance capacity, good in self-suction and sorting effects and capable of reducing the equipment input in the early stage of a coal preparation plant while the efficient flotation requirement of pulp is achieved efficiently and controllably and thus effectively lowering the actual production cost of the coal preparation plant.
Owner:ANHUI UNIV OF SCI & TECH

Seamless credible cross-domain routing system of heterogeneous convergence network and control method of seamless credible cross-domain routing system

The invention belongs to the technical field of cross-domain routing, and discloses a seamless credible cross-domain routing system of a heterogeneous convergence network and a control method thereof. The control method of the seamless credible cross-domain routing system of the heterogeneous convergence network comprises the following steps: evaluating the trust value of a network node through a trust calculation method and an incentive mechanism, and exciting the honesty behavior of the network node; issuing a intelligent contract for cross-domain routing, and determining a network state update process; designing an AR-DRL algorithm, wherein the algorithm is based on a block chain and a DDPG algorithm to obtain an optimal routing strategy, and seamless cross-domain routing is realized. According to the invention, automatic cross-domain routing is realized through an intelligent contract and a machine learning algorithm; the credibility of routing nodes is improved through an incentive mechanism and a consensus mechanism; according to the network state information provided by the operator in the registration process, the authenticity of the network state information in the routing process is evaluated remotely, counterfeiting and serial attack of the network operator can be resisted, and the authenticity and reliability of the routing information are ensured.
Owner:XIDIAN UNIV

Control method for optimal economical rotation speed of engine

The invention discloses a control method for the optimal economical rotation speed of an engine. Vehicle operation working condition information is obtained through a CAN bus by a vehicle controller, then whether a vehicle is in a forward gear is judged, then the vehicle controller calculates the current actual operation gear according to collected data, an engine economical rotation speed control strategy dividing gears according to the calculated gear number is adopted, and when the engine is in a low gear, the optimal economical rotation speed Nx of the engine meeting the formula shown in the specifications; when the engine is in a high gear, the optimal economical rotation speed Nx of the engine meets the formula that Nx=N(GeMIN).
Owner:XIAMEN GOLDEN DRAGON BUS

Cross-safe-area real-time remote information acquisition method

PendingCN112615821AEnsure real-time performance and scalabilityUniqueness guaranteedData switching networksInformation technologyInformation transmission
The invention relates to the technical field of information, and discloses a cross-safe-area real-time remote information acquisition method, and an acquisition card implementation method for establishing a unified standard, and the method comprises the steps: 1, establishing a visual maintenance interface, extracting an acquisition source and an information storage mode from a basic template in a guide mode, and enabling the basic template to be divided into an acquisition template and a storage template, wherein the acquisition template mainly comprises information such as an acquisition address, an acquisition mode and an acquisition frequency, and the storage template mainly comprises information such as a storage mode, a storage relationship correspondence table and an updating mode; and 2, starting the acquisition card, and automatically acquiring corresponding information from the acquisition address according to the acquisition frequency after the acquisition card is successfully started. According to the real-time remote information acquisition method based on the cross-safety zone, a real-time acquisition scheme is formed from acquisition information dynamics, acquisition real-time performance, data sharing performance and transmission reliability, heartbeat files are provided as media for information transmission, and the flexibility of data acquisition work is improved.
Owner:江苏秉信科技有限公司

Control device for automatic transmission

A control device for an automatic transmission includes a traveling drive source, an automatic transmission, an AT controller, and a traveling drive source controller. The AT controller is configured to execute shifting by changeover of friction elements upon receiving a shift request. The traveling drive source controller is configured to execute torque limit control of the traveling drive source when a request for limiting a torque by an upper limit torque is input from the AT controller. The AT controller has an upper limit torque change processing unit configured to change the upper limit torque from a low gear upper limit torque to a high gear upper limit torque when auto-upshift is executed. The upper limit torque change processing unit is configured to raise the upper limit torque using a prescribed gradient during an inertia phase when the inertia phase is started with the auto-upshift.
Owner:JATCO LTD +1

Dual-data bus-type master-slave controller with built-in PLC function

The invention relates to a dual-data bus-type master-slave controller with a built-in PLC function; the dual-data bus-type master-slave controller comprises a master controller unit, a slave controller unit, an analog quantity unit, a digital quantity unit and an algorithm execution unit; two data buses are arranged in the controller, wherein one common data bus is time-shared by the master controller unit and the slave controller unit, so sampling and outputting of the analog quantity unit and the digital quantity unit can be realized, and the master controller unit has absolute priority right of usage at any time, and the controller employs an address bus to carry out addressing operation; the controller completely isolates the functions of the master controller unit and the slave controller units, so regulated tasks can be independently finished, and high speed communication and data exchange can be realized, thereby ensuring function integration property and application expansibility of the whole controller; simultaneously, an external PLC and relative circuit configuration cost of an external sampling output can be saved, and cost of frequent upgrades of controller control chips can be saved.
Owner:黄新明

Ore-pulp self-driving-type flotation device with high-pressure jet-flow stirring function

The invention relates to the field of coal slime pulp-mixing flotation treatment, in particular to an ore-pulp self-driving-type flotation device with a high-pressure jet-flow stirring function. The device comprises a flotation tank, a stirring part is arranged in the flotation tank and comprises a high-pressure cavity, a rotating shaft is vertically arranged in the high-pressure cavity in the axial vertical direction, and an upper driving wheel is fixed on the rotating shaft; jet orifices are formed in the circumferential direction of the high-pressure cavity, the outlet ends of the jet orifices point to the position of the paddle surface of the upper driving wheel, and a pulp-mixing retainer is arranged under the upper driving wheel; and a discharging cylinder extending downwards is coaxially located at the bottom end of the high-pressure cavity, an outlet of the lower portion of the pulp-mixing retainer communicates with and points to the feeding end of the discharging cylinder, the stirring part further comprises a lower stirring wheel coaxially fixed at the shaft end of the bottom of the rotating shaft, and a discharging path of the discharging cylinder is located within the wheel blade stirring range of the lower stirring wheel. The ore-pulp self-driving-type flotation device with the high-pressure jet-flow stirring function has the advantages that the energy consumption is low, the maintenance amount is low, and the separation effect is good, the high-efficiency flotation demand of the ore-pulp can be achieved efficiently and controllably, and the early equipment investment of a coal preparation plant can be reduced.
Owner:ANHUI UNIV OF SCI & TECH

Topic user portrait processing method based on big data and artificial intelligence server

PendingCN113590752AWeaken bias accumulationEnsure accuracy and scalabilityCharacter and pattern recognitionText database queryingMachine learningHot topics
The invention discloses a topic user portrait processing method based on big data and the artificial intelligence server. The established topic user portrait map is adjusted according to the historical topic portrait map of the same hot topic in the process of establishing the topic user portrait map, so the deviation accumulation of the established topic user portrait map at the time sequence level can be weakened, so that the accuracy and expandability of the topic user portrait map in a time period as long as possible are ensured, and the real-time updating iteration of the topic user portrait map is realized.
Owner:张国忠

A self-driven flotation device for ore pulp with high-pressure jet stirring function

The invention relates to the field of coal slime pulp-mixing flotation treatment, in particular to an ore-pulp self-driving-type flotation device with a high-pressure jet-flow stirring function. The device comprises a flotation tank, a stirring part is arranged in the flotation tank and comprises a high-pressure cavity, a rotating shaft is vertically arranged in the high-pressure cavity in the axial vertical direction, and an upper driving wheel is fixed on the rotating shaft; jet orifices are formed in the circumferential direction of the high-pressure cavity, the outlet ends of the jet orifices point to the position of the paddle surface of the upper driving wheel, and a pulp-mixing retainer is arranged under the upper driving wheel; and a discharging cylinder extending downwards is coaxially located at the bottom end of the high-pressure cavity, an outlet of the lower portion of the pulp-mixing retainer communicates with and points to the feeding end of the discharging cylinder, the stirring part further comprises a lower stirring wheel coaxially fixed at the shaft end of the bottom of the rotating shaft, and a discharging path of the discharging cylinder is located within the wheel blade stirring range of the lower stirring wheel. The ore-pulp self-driving-type flotation device with the high-pressure jet-flow stirring function has the advantages that the energy consumption is low, the maintenance amount is low, and the separation effect is good, the high-efficiency flotation demand of the ore-pulp can be achieved efficiently and controllably, and the early equipment investment of a coal preparation plant can be reduced.
Owner:ANHUI UNIV OF SCI & TECH

A kind of aluminum alloy wheel hub and preparation method thereof

The invention discloses an aluminum alloy wheel hub and a manufacturing method thereof. The aluminum alloy wheel hub is formed by welding a spoke and a rim through friction stir welding. The produced vehicle wheel hub is not liable to deform and resistant to high temperatures, is not blistered or deformed when being burnt at the temperature ranging from 400 DEG C to 500 DEG C and is little in mass, the weight of the produced vehicle wheel hub is smaller than that of a common wheel hub by 3 pounds, the unit fuel course is increased by 5%, and the braking performance is good; the product mass is little, strength is high, the tensile strength ranges from 315 MPa to 355 MPa, the yield strength ranges from 230 MPa to 260 MPa, the impact-resisting capability of the produced wheel hub is improved by 30% compared with that of a forged wheel hub, the driving safety is ensured, the passing capability under various road conditions is improved, and the acceleration performance and the operation performance of a vehicle are ensured; and the fatigue resistance is good, the elongation ranges from 10% to 20%, the bearing capability is good and is 5 times that of a common iron wheel hub, high-speed running is quiet stable, the manufacturing method is simple, and raw materials are easy to obtain and capable of being widely produced and continuously replacing existing materials.
Owner:JIANGSU CHEGU NEW MATERIALS CO LTD

Building energy conservation monitoring, evaluation and early warning system and method based on trusted computing

ActiveCN108924234BRealize operational logic consistencyAvoid inconsistencies in judging calculation standardsTechnology managementAlarmsLine sensorEnvironmental resource management
The invention discloses a building energy-saving monitoring, evaluation and early warning system and method based on credible calculation, including a wireless sensor and an environmental quantity collection concentrator connected through a wireless network, and an energy-saving evaluation connected with the environmental quantity collection concentrator Server and energy consumption data server; use wireless sensors to collect environmental quantity information and transmit it to the environmental quantity collection concentrator; the environmental quantity collection concentrator transmits the collected environmental quantity information and environmental parameters to the energy-saving evaluation server, and then receives and calculates the returned energy-saving Judging the result data, and transmitting the collected data to the energy consumption data server, in order to solve the problem of inconsistency in judging calculation standards under different climates, orientations, wind directions, etc. The technical purpose of deploying and upgrading is troublesome, which affects the ease of use of the system and is difficult to promote on a large scale.
Owner:深圳市骏业建筑科技有限公司
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