43results about How to "Achieve the best results" patented technology

The invention relates to an emergency guiding method and an emergency guiding system for an individual on the basis of big data. When an emergency event occurs, a user transmits GPS (global positioning system) information of a location and an emergency rescue request by using a client side. A server side searches arterial streets with high carrying capacity in a certain range surrounding a scene and provides information of places corresponding to emergency rescue service, the required time of the user heading for an arterial street, the time of the user waiting for a vehicle on the arterial street and the time of the user going to an emergency service point from the arterial street are comprehensively considered, and the global optimum path for the user who departs from the scene, passes through a certain arterial street and heads for an objective emergency service providing point is selected. Real-time tracking guiding on the client side is performed according to the optimum path returned from the server side. A big data statistic analysis processing technology is used, the advancing condition of the user can be tracked in real time and can be dynamically regulated, global optimization is carried out under the condition that the time and the cost for the whole process are comprehensively considered, and the emergency guiding method and the emergency guiding system provide maximum assistance for the individual in an emergency condition.

The invention relates to a lithium ion battery silicon-based negative material and a preparation method thereof, which belong to the technical field of lithium ion battery negative materials. The lithium ion battery silicon-based negative material is prepared from silicon monoxide; the macroscopic particle diameter of the negative material is 10-25 micrometers; according to a microstructure, the negative material is composed of nanometer silicon particles covered with silica; the internal silicon particle diameter of the negative material is 20-30 nanometers; and at 0.1C discharge rate, the first discharge capacity of the negative material reaches 2010-2640 mAh / g, and is 420-790 mAh / g after 50 cycles. The negative materials with the structure characteristic combines the dispersion and the reduction of silicon particles; and on one hand, the silicon particles can be dispersed by a pore channel structure of silica so as to provide a space for the expansion of silicon in charge and discharge processes, on the other hand, the particle diameter of silicon can be reduced, and therefore, a volume effect of silicon in the charge and discharge processes can be weakened.

The invention discloses an active excitatory grinding aid for ferronickel slag and a preparation method for the active excitatory grinding aid. The grinding aid is composed of polymeric glycol, cocoanut fatty acid diethanolamide, sodium pyrophosphate, ethyl acetate, an excitant and water, wherein the excitant is composed of calcined alunite, water glass and sodium abietate. The additive amount of the grinding aid in the ferronickel slag is 0.02-0.10% by mass of the ferronickel slag. The active excitatory grinding aid disclosed by the invention is sufficient in raw materials, simple to process and prepare, low in doping amount, stable in performance and high in cost performance. As the ferronickel slag which is ground is added, the problem that the ferronickel slag is poor in grindability can be solved. Under the condition that the grinding time is equal, the specific surface area of the ferronickel slag micropowder can be improved by 4.5-9%, the mill output is increased by over 15%, the energy consumption is remarkably reduced, and moreover, the active index of the ferronickel slag can be further improved by 10-35%.

The invention discloses a signal processing method based on a deep neural network, and the method comprises the steps: firstly dividing a video frame into a key frame and a non-key frame according tothe threshold value of the mean square error between a current frame and a previous frame, and carrying out the compression of training network models of the key frame and the non-key frame; for a non-key frame, an entropy model auto-encoder based on context and super prior is adopted to perform intra-frame prediction; for a non-key frame, optical flow information and depth information are extracted and combined to generate motion information so as to carry out frame reconstruction, then extraction coding is carried out on a residual error between a reconstructed frame and a real frame, and finally a current frame is generated at a decoding end according to the transmitted motion information and residual error information in combination with a previous frame. The end-to-end video compression method makes full use of the strong nonlinear expression ability of the deep neural network and the advantages of joint training, and the compression effect of the end-to-end video compression method exceeds h.264.

The invention discloses an intelligent algorithm-based method for optimizing tire building-vulcanizing production energy consumption in real time. According to the method, workshop production energy consumption data and real-time production status are obtained through effectively arranging data acquisition equipment in a building-vulcanizing workshop, and a production processing system energy consumption model is established by combining the history energy consumption data, so that the building and vulcanizing processes are abstracted into a flexible flow-shop scheduling problem, the machines and workpieces are coded and an intelligent algorithm is adopted to reasonably schedule the processes, so as to obtain a feasible solution with the optimum fitness.

The invention discloses a maca freeze-dried powder injection capable of treating and improving male prostate diseases and a preparation method thereof. Maca is washed first, dried in the sun, coarsely crushed, and then crushed by ultrasonic spray pulverization to form a mist-like ultra-fine state to improve extraction efficiency. Use 95% edible alcohol as an extractant to extract it, refine its active ingredients, and make maca essence. The extraction can be carried out 2-3 times, the essence of 2-3 times of extraction is mixed, the mixed maca essence is firstly filtered and then finely filtered, then sterilized and filled. Freeze-drying is carried out under vacuum conditions, and finally the gland is inspected, printed and packaged to obtain the finished product. Maca dry powder injection is loose and porous, in the form of a sponge, it dissolves quickly and completely after adding water, and almost immediately returns to its original shape. Maca dry powder injection can be stored for a long time without going bad. Inject the active ingredients of Maca directly into the human body to allow the body to absorb it quickly to achieve the best results.

The invention relates to a method for preparing a flame-retardant core-shell type waterborne acrylate resin coating. The method comprises the following steps of adding water, an emulsifier and acrylic acid, raising the temperature to 40 DEG C, stirring for 30 minutes, adding a monomer A, emulsifying for 15-45 minutes, raising the temperature to 70 DEG C, starting to introduce recirculation water, raising the temperature to 80 DEG C, reacting for 2 hours, dropwise adding an initiator for 2-4 hours, and reacting for 1-2 hours; adding manganese amino acid, stirring and reacting for 1-4 hours at 80 DEG C, adding a metal salt to adjust the pH value to be 4, adding manganese acetate, stirring and reacting for 1-2 hours at 60 DEG C to obtain a core layer emulsion; simultaneously dropwise adding a monomer B and an initiator into the core layer emulsion for 1-3 hours, stirring and reacting for 3 hours at 70-85 DEG C, adding a crosslinking agent, reacting for 1-3 hours at 70-90 DEG C, cooling to 40 DEG C, adding molybdenum di(2-ethylhexyl)phosphorodithioate and an emulsifier, reacting for 40 minutes, adding the material B, stirring and reacting for 1-3 hours at 65-85 DEG C and adding aqueous ammonia to adjust the pH value to be 7-8 to obtain the flame-retardant core-shell type waterborne acrylate resin coating. By virtue of the preparation method, the flame resistance of the acrylate resin can be greatly improved and the shortcoming of yellowing of a traditional acrylate resin film can also be improved.

The invention relates to the field of application technology of electric appliance, in particular to an automatic return device for a cabinet door of electric appliance. The invention discloses an automatic return device for a cabinet door. The device comprises a base fixed on the cabinet body, wherein a clamp column and a cylinder are fixed on the base; the base is connected with a rotary shaft center through the cylinder; the side surface of the bottom of the rotary shaft center is provided with a clamp pin in circumferential rotary clamp contact with the clamp column; a torsional spring is sleeved on the rotary shaft center; a rotary shaft is sleeved outside the torsional spring; one end of the torsional spring is arranged in the rotary shaft center; and the other end of the torsional spring passes through a small hole arranged at the top of the rotary shaft. The automatic return device disclosed by the invention saves manual operation after the cabinet door is opened, namely that the closed state of the cabinet door can be restored through automatic pivoting.

The invention relates to a novel horizontal tube type sedimentation pond. The novel horizontal tube type sedimentation pond comprises an upper precipitation separation device and a lower precipitation sludge discharging device, wherein the precipitation separation device comprises horizontal tube units and sludge chutes; each horizontal tube unit comprises an inclined plate, and a plurality of separating plates which are arranged at intervals on the lower side surface of each inclined plate; each separating plate is a V-shaped plate consisting of a surface A and a surface B, and an opening of the section of each V-shaped plate is toward the corresponding inclined plate; each surface A is arranged on the side surface of the corresponding inclined plate; all surfaces A are parallel to each other; the planes of the surfaces B are parallel to or intersected with the plane of the corresponding inclined plates; all surfaces B are parallel to each other; a sludge discharging opening is left between every two adjacent separating plates on the same inclined plate. The novel horizontal tube type sedimentation pond has the advantages that the horizontal tube units comprise the inclined plates and the separating plates, so that the convenience of processing, manufacturing and mounting is ensured; channels being narrow in upper part and wide in lower part can be formed by the sludge chutes between adjacent horizontal tube units, so that the distribution condition that more sludge is at the lower part of each sludge chute and less sludge is at the upper part of each sludge chute apply is adapted, and as a result, the high efficiency of the precipitation separation device can be ensured.

The invention discloses a hollow tire mold core, a hollow tire based on the mold core and a tire manufacturing method and belongs to the technical field of hollow tire technologies. The hollow tire mold core comprises a mold core plate, an upper mold core body and a lower mold core body, wherein the upper mold core body and the lower mold core body are symmetrically arranged on the upper end faceand the lower end face of the mold core plate. The shape and the size of the combination of the upper mold core body and the lower mold core body are consistent with those of an inner cavity of the hollow tire. The hollow tire comprises a round tire body and a hollow inner cavity. A tire skeleton is arranged in the ring direction of the inner cavity. The tire skeleton is in a barrel arch shape, ora wheat ear shape, or a propeller shape or an intersecting grid shape. The sealing manner is adopted in the periphery of the tire skeleton, on one hand, the situation that large air resistance is generated easily in the driving process of the tire can be avoided, and on the other hand, the situations that impurities such as various stones and sludge accumulate easily and cannot be washed easily,in the high-speed driving process, parts of the impurities are thrown out easily, and danger is caused can be effectively avoided. Injection forming, hollowing and vulcanizing devices of the hollow tire are integrated, and the cost expense of production of the hollow tire is reduced.

The invention relates to a feeding device with the bag insertion function. The feeding device comprises a feeding pipe, a bag grabbing mechanism capable of conducting axial stretching along a feeding pipe is arranged on the exterior of the front end of the feeding pipe, the bag grabbing mechanism is used for being inserted into a valve opening of a valve opening bag and grabbing the valve opening bag when being stretched out, and used for bringing back the valve opening bag when being drawn back, and the front end of the feeding pipe is exposed out so that a feeding opening is located in the center of the upper portion of the valve opening bag. The feeding device is suitable for packaging various kinds of powder such as mineral powder, cement, edible powder and various kinds of chemical powder with the valve opening bag. When the feeding device is used for packaging the powder through the valve opening bag, bag insertion is not needed any more, only the valve opening bag needs to be tidied and positioned, then the bag grabbing mechanism of the feeding device automatically grabs the valve opening bag and enables the valve opening bag to be arranged on the feeding pipe in a sleeved mode, and the bag insertion function in the prior art is achieved. By means of the technical scheme, the feeding device is unique in idea, ingenious in conception, simple in structure, low in manufacturing cost, simple, practical, high in production efficiency, particularly convenient to maintain and quite suitable for packaging the powder with the valve opening bag inland.

The invention discloses an optimized design method for a rectangular cross-section radiator fin. The method includes the steps of obtaining the thermal conductivity of a metal material from a materialthermophysical property table according to the selected metal material of the radiator fin and an operating temperature of the fin; adopting a universal test method in heat transfer theory to obtaina natural convection surface heat transfer coefficient between the fin and the surrounding air; according to the actual needs of the radiator working environment, selecting the rib thickness and calculating the rib height; according to the heat transfer theory, obtaining a calculation formula for the heat dissipating capacity of the rectangular cross-section fin; utilizing a method of calculatingan extreme value in the calculus to make the heat dissipating capacity perform derivation on the rib thickness to zero, obtaining a transcendental equation, and using a numerical method to obtain a relation between the rib height and the rib thickness; taking the rib thickness and the rib height as a short edge and a long edge respectively; selecting the rib width according to actual requirements;and mounting the rectangular cross-section radiator fin on a radiator main body. According to the optimized design method, the cross section shape of the rib is precisely designed, to achieve the optimal effect.

The invention belongs to the technical field of reactive power optimization of a power system, and particularly relates to a reactive power optimization method for a power distribution network containing a distributed power supply based on a dragonfly algorithm. Comprising the following steps: step 1, considering the influence of a distributed power supply on reactive power optimization of the power distribution network, and establishing a reactive power optimization mathematical model of the power distribution network; step 2, acquiring node data of the power distribution network system, selecting node positions where distributed power supplies are placed, and setting the number and value range of control variables; step 3, initializing parameters; 4, performing correlation calculation on each dragonfly individual in the population, and adaptively adjusting the weight coefficient of each behavior; 5, adjusting the position updating range of each dragonfly individual; step 6, dragonfly fitness calculation; step 7, judging a termination condition; 8, iteration is stopped, and the final optimal reactive compensation amount and the optimal value are output. According to the invention, a high-precision reactive compensation scheme can be provided, line loss is reduced, and safe and stable operation of a power distribution system is ensured.

The invention discloses a perfluorinated hexanone suspended fire extinguishing device with a temperature sensing and electric control dual start function. The device comprises a container filled withperfluorinated hexanone and high-pressure nitrogen, a valve body arranged on the container, a valve element, a nozzle, an electromagnetic driving device and a temperature sensing start device, whereinthe valve body comprises a branch pipe and a main pipe, the main pipe is provided with a first port and a second port, the second port is provided with a valve deck, the valve element is in sliding connection with the interior of the main pipe, the nozzle is arranged in the first port, and the electromagnetic driving device and the temperature sensing start device are arranged on the valve deck.The device further comprises a signal feedback device and a leakage detection instrument. The atomization nozzle, electric control start and temperature sensing automatic start functions are integrated, and the device is safe, reliable, reasonable in structural design, complete in overall function and high in practicability.

The invention relates to a Beidou-satellite-based emergency position indication apparatus of a ship. The apparatus is composed of a battery group for power supply, a power source management module I for power conversion, a power source management module II for power conversion, a water-sensitive switch for opening a power supply channel, a master control unit for serial communication with a slave control unit, an LED all-around light for light warning indication, a state indication lamp for state indication, a locating signal transmitting unit for generating a locating signal and transmitting the signal by a locating signal antenna unit, a slave control unit for realizing Beidou protocol parsing and data distribution, a Beidou module for realizing Beidou positioning and Beidou communication functions, and a Beidou antenna unit for receiving and sending Beidou information. Therefore, positioning and rescuing of a ship in danger can be realized. The apparatus has characteristics of high information security, high communication stability, and high performance reliability and the like; the emergency processing and rescuing efficiency can be improved; the safety sailing capability of the ship sailing on water, the alarming capability of the ship in danger, and the emergency processing capability can be improved.

The invention discloses an emergency situation handling dynamic route monthly planning method for a security system. The method comprises the following steps: obtaining geographical location information and time information, determining all possible paths, determining the concrete roads of every path, determining the traffic time tij of every road, determining the traffic time T1, T2, ..., Tn of every path, and calculating the sum of all the traffic times of the roads of every path i according to the following formula: Ti = ti1 + ti2 + ... + tim; and taking the minimum value Ta from the T1, T2, ..., Tn, and determining the route a as the target route, that is a vehicle selects the path a as the final driving path, and selects a corresponding speed as a driving speed. Newest calculated traffic time data of the front road is especially timely used, so the time selection of the roads is dynamic; and a security service station having a shortest distance to emergency situation point and a corresponding route are found, so the uncertainty of the time of the security vehicle running to a fire scene is greatly reduced.

The invention discloses a method for reducing etching marks of a silver nanowire conductive film, which mainly comprises the following steps of: (1) preparing conductive material ink which is composed of fine silver nanowires and metal elementary substances or compounds difficult to etch; (2) coating the surface of the substrate with the conductive material ink to form a conductive layer; (3) coating the surface of the conductive layer with a protection layer to prepare a silver nanowire conductive film; and (4) etching the silver nanowire conductive film according to a preset pattern. As a silver nanowire in the conductive material is easy to etch, and other metal elementary substances or compounds (such as metal nanorods, metal nanoparticles, metal nanosheets and passivated or metal-coated nanomaterials) are not completely etched due to relatively large sizes or low surface activity, optical supplement to an etching region is realized, and etching marks are further reduced. Compared with traditional cut-off etching of silver wires of the same specification, the method provided by the invention is large in process regulation and control space, can superpose effects, and is suitable for large-size conductive films.

The invention relates to the technical field of scene trend judgment, in particular to a scene trend judgment index calculation system and method based on a deep hybrid cloud model. The method comprises the following steps of: encoding a network resource node by using a VAE (Variable Auto Encoder); constructing an overall cloud model by using the coded node resources; training model parameters byusing a cloud evolutionary algorithm based on deep learning; and performing online scene trend prediction by using the model. In the scene trend judgment index calculation system based on the deep hybrid cloud model, a variational auto-encoder (VAE) is used for carrying out encoding representation on a network resource node; an overall cloud model is constructed by using coded node resources, scene trend judgment is carried out by using a deep hybrid cloud model, prediction can be carried out under data of different periodic dimensions, a training model is used for online prediction, large-scale and dynamically-changed network resources can be predicted in real time, and most of actual production environments are met.

The invention discloses a highly-elastic hollow molded rubber tire and a making process thereof and belongs to the technical field of a rubber tire product. The highly-elastic hollow molded rubber tire comprises a tire body; the interior of the tire body is a hollow molded sealing cavity; the hollow molded sealing cavity is uniformly separated into a plurality of tire sub-cavities by separation plates, so that no additional inflation is required; when a certain cavity is penetrated, the use of the tire is not affected; an inner ring of the tire body is a tire clamping edge matched with a wheelhub; the shape of the tire clamping edge is matched with the shape of the wheel hub and presents a continuous concave and convex step shape to be convenient for stable and tight fit with the wheel hub. The highly-elastic hollow molded rubber tire is prepared by one-step injection, and hollowing and vulcanization processes in a one-time molding production system; the injection, the hollowing and the vulcanization of the highly-elastic hollow molded rubber tire are completed in a mold, so that the circulation of a product in all the processes is avoided, and the production cost is reduced. Theproblems of low production efficiency of a manual de-molding core of the tubeless tire and high labor intensity and great labor intensity of workers are solved.

The invention discloses a rubber product multi-color dual-density one-time compression molding forming process, and belongs to the technical field of a rubber product technology. According to the rubber product multi-color dual-density one-time compression molding forming process, adding (manual adding), hollow operation, foaming and vulcanization procedures of multi-color dual-density rubber arefinished in the same mold cavity, the mold cavity comprises an upper half mold, a lower half mold, a mold core and a cavity formed by the upper half mold, the lower half mold and the mold core, the mold core is a hollow foundation of the mold cavity, after hollow operation, conditions of inflating high-temperature high-pressure gas needed by vulcanization and density reducing for foamed expansionare achieved, high pressure needed by vulcanization is generated while foamed expansion is achieved, a hollow, foaming and vulcanization device is integrated, and the problems that in the prior art, due to circulation of procedures, heat losses are caused, work procedure circulation cost is increased, due to repeated pressurizing and heating and secondary glue bonding of a traditional rubber product production process, energy and time are consumed, and cost is high are solved.

The invention discloses an air-discharging and air-filling device and a production technology thereof for molding sulfuration molds of rubber injection hollow products and belongs to the technical field of rubber product technology. The air-discharging and air-filling device comprises a compression molding sulfuration mechanism and a mold air-discharging and hollow air-filling mechanism. The moldair-discharging and hollow air-filling mechanism comprises a support, a cylinder, an oil cylinder body and a hydraulic station. The support is an annular rack with a through hole in the middle. The cylinder is fixed to an annular table surface of the support. The oil cylinder body is fixed to the bottom of the annular table surface of the support. The cylinder and the oil cylinder body are connected with a cylinder piston and an oil cylinder piston of the same piston rod in an internally-arranged manner respectively. The top of the cylinder communicates with the mold inner cavity of the compression molding sulfuration mechanism through an air pipe. The oil cylinder body is divided into an upper cavity body and a lower cavity body by the oil cylinder piston. The upper cavity body and the lower cavity body communicate with the hydraulic station respectively through an oil pipe. The air-discharging and air-filling device is integrated through the same piston rod; high pressure oil flow isadjusted; operation speed of the piston can be controlled; air-filling flow can be satisfied; and then air-filling pressure and air-discharging vacuum degree requirements are reached.

The invention discloses an emergency situation handling dynamic route average planning method for a security system. The method comprises the following steps: obtaining geographical location information, time information and geographical location information of an adjacent security service station; finding all possible traffic routes; determining roads; determining the time by using a mathematicalmodel of road jam; determining the time T1, T2, ..., Tn, Ti = ti1 + ti2 + ... + tim of each route; taking the minimum value Ta from the T1, T2, ..., Tn, and determining the route a is the target route. The traffic time obtained by mining all traffic data of all roads and especially timely using the calculated newest traffic time data of the front road is very accurate and reliable, the traffic route is very scientific, and the selected security service station is determined according to the shortest traffic time not a simple shortest static distance, thereby the efficiency of the entire security system is improved.

The invention provides a route management method and device, and the method comprises the steps: receiving a first positioning message transmitted by a first IOT module, and the first positioning message comprising first user terminal information; establishing a first routing table according to the first user terminal information; sending the first routing table to an Internet of Things platform associated with the first AP, so that the Internet of Things platform communicates with the first user terminal according to the first routing table. Through the method, resources for establishing therouting table by the Internet of Things platform can be saved.

The invention discloses a video analysis device, a server, a system and a method for protecting identity privacy, and belongs to the technical field of privacy protection. The method comprises the steps that parameters of a selected pooling layer and a previous layer of a first convolutional neural network are fixed, and a second convolutional neural network is trained, so that the difference between a predicted identity and a real identity is as small as possible; adjusting parameters of a selected pooling layer and a previous layer of the first convolutional neural network, so that the difference between the predicted identity and the real identity is as large as possible; the first convolutional neural network after parameter adjustment is trained, so that the difference between a prediction result and a real result is as small as possible; and judging whether the difference value of the first convolutional neural network is smaller than a threshold value and the difference value ofthe second convolutional neural network is greater than the threshold value at the same time, If yes, ending. According to the method, the privacy network is introduced, an original neural network structure is not greatly modified, and dynamic balance is allowed according to the requirements for privacy and practicability while user data privacy is guaranteed.

The invention discloses a method, device and system for judging the steering position of a vehicle lever based on a Hall device, belonging to the field of driving assistance systems. and Hall device, installed in the structure, can adjust the orientation) and magnet, the main control board is located on the central axis under the steering wheel, two Hall devices are installed on the left and right ends of the main control board, and the front of the Hall device corresponds to the lever respectively When turning left and right to the position of the lever, the magnet is installed on the lever; when the lever is turned, because the magnet on the lever is close to or far away from the Hall device, different voltage values ​​will be generated, and the corresponding voltage values ​​will be sent to the control unit , the control unit performs difference calculation on the obtained voltage value to judge the steering state of the lever. The present invention adopts a Hall device to judge the state of the steering lever. As long as the lever is rotated, there will be a voltage difference; the threshold value can be adjusted adaptively to achieve the optimal recognition effect.