89results about How to "Efficient guidance" patented technology

The invention discloses an express way ramp traffic stream mergence guidance method and system based on a roadside device. The method comprises that the roadside device acquires the real-time drivingspeed and the real-time position of a traffic stream in the artery of an express way and the real-time driving speed and the real-time position of a traffic stream in the ramp of the express way in real time, and feeds the data back to a monitoring center; when a vehicle reaches a ramp confluence trigger point, the monitoring center finds out an artery merging interval, calculates a condition whether the ramp vehicle can successfully merge with the artery; if a merging condition is satisfied, guides the ramp vehicle to the artery according to a calculation result and monitors the vehicle untilthe vehicle leaves a monitoring range. According to the acquired real-time data, the method provides sufficient clearance for the ramp vehicles to merge with the traffic stream in the artery, provides a driver with the specific merging time and the merging speed that should be reached so as to realize the fast and efficient guidance for the ramp vehicles to merge with the traffic stream in the artery. There is no need for the acquired vehicle to proactively provide information so as to improve the reliability and coverage of the method.

The invention discloses an automatic card collecting and positioning booting system based on a computer vision technology. The automatic card collecting and positioning booting system comprises a main control computer provided with image processing software, camera shooting equipment which can connect and shoot in real time, a server which is used for storing and provides information of a box to be operated, and a display board for reminding a driver of operating, wherein the main control computer is connected with the server and can obtain information from the server according to an instruction; the main control computer sets a card collecting vehicle positioning target characteristic and a theoretical position thereof by the image processing software in advance; the camera shooting equipment shoots a spot image obtaining target characteristic and a real-time position thereof and transmits the spot image obtaining target characteristic and the real-time position to the main control computer; the real-time position and the theoretical position of the target characteristic are compared and analyzed through the image processing software in the main control computer; a comparison result is displayed through the display board; a driver can finish the positioning of a card collecting vehicle through the prompt of the display board. The automatic card collecting and positioning booting system disclosed by the invention has the advantages that the computer vision technology is utilized; the equipment is simple, the cost is low and the maintenance is convenient; the promotion is simple and clear; the positioning efficiency is high; the automatic card collecting and positioning booting system can work in all weathers.

The invention discloses an equipment resource configuration optimization method based on knowledge graph driving. The method comprises the steps that a knowledge graph of manufacturing resources is organized and generated, and machining process knowledge modeling and workshop machining equipment modeling are involved; the formed knowledge graph is subjected to a distributed representation learningand resource prediction matching method, and the relation between the knowledge graph and mining manufacturing resource implicit knowledge is further represented; when a processing order is issued, acandidate equipment set is constructed in combination with a fuzzy hierarchy method based on knowledge graph driving, and further the candidate equipment set is evaluated and screened through a community load model to complete reconstruction of the manufacturing unit; and finally, configuration optimization of an order task is completed by utilizing an optimization algorithm of the resource configuration mathematical model, an available processing equipment set link is formed, and a production process is guided. According to the method provided by the invention, the data processing capabilityis enhanced to a great extent, the equipment utilization rate and the equipment processing flexibility are improved, and meanwhile, the optimal configuration cost of manufacturing resources requiredby a processing task is also reduced through integrated knowledge reuse.

The invention provides an analog simulation method for an infrared jamming bomb. The method comprises the following steps of analyzing a spectral radiance characteristic, a combustion characteristic and a flight characteristic of the corresponding infrared jamming bomb according to a type of the infrared jamming bomb; and comparing relevant parameters of the infrared jamming bomb with parameters of a carrier and combining a throwing mode and a pneumatics model of the infrared jamming bomb to acquire simulation parameters and jamming efficiency of the infrared jamming bomb. Effective analysis on a relation between internal and external characteristic influence factors of the infrared jamming bomb has a very important significance, in particular to a pneumatic characteristic of the infrared jamming bomb in special weather; actual combat exercise can be efficiently guided; and the combat efficiency can be further improved.

The invention provides a fuel injection valve. Fuel is high-effectively guided from a central chamber to a vortex chamber, thereby preventing the flowing speed of the fuel from being reduced and realizing micronization of the fuel. A guiding wall for guiding the fuel in communicated channels is formed among the communicated channels connected with the central chamber.

The invention relates to an intelligent guide system for operation vehicles of a tobacco logistics park. The intelligent guide system comprises vehicle identification electronic tags based on an ultrahigh-frequency RFID (radio frequency identification device), an ultrahigh-frequency RFID reader, a vehicle information managing system, a storage information managing system, a monitoring computer and a large vehicle navigation screen. The vehicle information managing system comprises a vehicle information processing module, a vehicle communication module and a data server. The storage information managing system comprises a storage communication module, a storage information processing module and a database module, and the storage information processing module and the database module are in information communication connection with the storage communication module respectively. The large navigation screen, the ultrahigh-frequency RFID reader and the monitoring computer are in information communication connection with the vehicle communication module respectively. The vehicle communication module is in information communication connection with the storage communication module. The intelligent guide system can efficiently and intelligently guide the operation vehicles in real time in the tobacco logistics park, so that operation efficiency of the whole tobacco logistics park is greatly improved.

The invention provides a yarn traction device which guides high temperature in a heat preservation box to a low temperature air area and thus restrains power consumption of rollers in the lower temperature air area and further reduces the operation cost. The yarn traction device (100) comprising a plurality of rollers (21 and 22) which deliver yarn (Y) through rotation comprises the heat preservation box (23) receiving the rollers (21 and 22), and an air pipe channel (24) installed in the heat preservation box (23), wherein the air pipe channel (24) guides high temperature air in the heat preservation box (23) to a low temperature air area in the heat preservation box (23).

The invention belongs to the technical field of luminescent materials, and particularly relates to an up-conversion nanometer material with greatly enhanced red light and a preparation method thereof.A core layer of the up-conversion nanometer material adopts NaErF4 as a matrix, an Er ion as an active ion and sensitizing ion, and a Tm ion as an energy capture center, so the defect that energy migrates into crystal lattices is effectively eliminated. Furthermore, by coating of a layer of an NaYbF4 intermediate layer, near-infrared emission light having a wavelength of 980 nm andradiated from Er<3+> in the core layer is absorbed to the maximum extent; by coating of a layer of an NaYF4 passivation outer layer, the defect that energy migrates to the surface is effectively eliminated, the process of back transmission of energy from the NaYbF4 intermediate layer to the core layer is efficiently guided, energy level transition of Er<3+>: 4I15 / 2 to 4I11 / 2 and 4I13 / 2 to 4F9 / 2 in the core layeris initiated, and finally, high-strength high-purity red up-conversion luminescence is obtained. The up-conversion nanometer material is simple in preparation process, low in equipment cost, easy tooperate, short in preparation period and suitable for mass production.

The invention discloses a system and method for generating voice based on text marks, and relates to the technical field of voice output. According to one specific embodiment, the device comprises a storage module used for storing a marking instruction and instruction attribute information of the marking instruction; wherein the marking instruction is used for instructing to edit a text; the display module is used for displaying the marking instruction stored by the storage module and the instruction attribute information of the marking instruction to a user, and inputting a target instructionof a to-be-marked text by the user; wherein the marking instruction at least comprises the target instruction; and the synthesis module is used for generating to-be-output voice data according to thetarget instruction of the to-be-marked text input by the user. According to the device, the text marking process can be visualized, a user is efficiently guided to mark, the user who uses the devicefor the first time and the user who is qualified for the first time can use the device quickly and skillfully, the efficiency of converting the marked text into voice is improved, and the cost is reduced.

The invention relates to a parking system. The parking system comprises an entrance control module, an exit control module, parking space monitoring modules, a vehicle guiding module and a central control module, wherein the entrance control module is arranged at an entrance of a parking lot and used for identifying entrance vehicle information and controlling entrance of a vehicle; the exit control module is used for controlling exit of the vehicle; each parking space monitoring module is arranged at a corresponding parking space and is used for acquiring vehicle parking information of the parking space and information of the vehicle parked on the parking space; the vehicle guiding module is arranged at an obvious position of a main crossing or a path of the parking lot and is used for prompting and guiding the vehicle to travel according to a preset route; and the central control module is used for storing and / or processing information of each module and sending a control instructionto each module; and the entrance control module, the exit control module, the parking space monitoring module and the vehicle guiding module are respectively connected with the central control moduleby virtue of a signal. The parking system provided by the invention can intelligently distribute a parking space for the entered vehicle according to characteristics of the vehicle, the vehicle is also effectively guided to smoothly enter the parking space, parking efficiency of a vehicle owner is improved, and management efficiency of the parking lot is also improved. The probability that scratch accidents happen on narrow roads and parking roads with many sharp curves is reduced, and the driving safety coefficient is improved.

The embodiment of the invention provides an agricultural knowledge intelligent question-answering method and system and electronic equipment. The agricultural knowledge intelligent question-answeringmethod comprises the steps: obtaining a user question, and extracting at least one keyword in the user question; inputting the keywords into an agricultural technology knowledge graph model, and obtaining an output result corresponding to the user question and output by the agricultural technology knowledge graph model, wherein the output result at least comprises question answers; and obtaining the agricultural technology knowledge graph model based on agricultural technology knowledge graph training. The agricultural knowledge intelligent question-answering system comprises a data receivingunit and a data processing unit and is used for executing the agricultural knowledge intelligent question-answering method. The agricultural knowledge intelligent question-answering system and methodcan establish an agricultural technology knowledge graph through deep learning and analysis of massive question and answer data, can establish an agricultural technology knowledge graph model based onthe agricultural technology knowledge graph, can perform keyword extraction on question description input by a user, can realize the functions of intelligently identifying questions and generating solutions, and can provide a convenient, scientific and efficient guidance mode for agricultural production.

The invention relates to a field of metallurgy technology, especially relates to a method for making an internal control standard sample, and the method comprises the following steps: selecting sample raw materials and making into a remelting material; selecting remelting materials and placing into a remelting container; placing the remelting container into a remelting equipment; heating the remelting materials to a fusion state; casting the mixed metal in fusion state into a die by a centrifugal casting mode, after the mixed metal in the die is molded into a sample, fetching the sample; detecting the uniformity of the sample, and obtaining the final internal control standard sample. According to the invention, uniformity of the internal control standard sample is improved by means of remelting and centrifugal casting, thereby preventing segregation problem of the internal control standard sample.

The invention provides a group management elevator, which controls operation of a plurality of elevator lift cars, under the condition that an elevator hall call is registered, any elevator lift car of the elevator lift cars (6) is assigned to the elevator hall call, and an appointment notification of the elevator lift cars (6) is performed at the elevator hall (such as hall indicating lamps (3) are made to be illuminated), the group management elevator is constructed in that, under the condition that the elevator hall call is registered, the appointment notification of the elevator lift cars (6) is performed at the elevator hall, particularly the appointment notification of the elevator lift cars arriving early is performed. Therefore, even under the condition that passages waiting for the elevator are many, and assignment of elevators is frequently changed, notification of response condition of elevators can be performed, thereby preventing uncomfortableness to passages, and guiding the passages to the arrived elevators in high efficiency.

The invention relates to an information diffusion-based P2P network route control method. The method comprises the following steps of: saving a hit probability table on each node in a P2P network, wherein the value of the probability that the node can successfully inquire a certain resource is saved in the table; setting a time to live (TTL) value for each piece of inquiry information to limit the forwarding depth of search information; pre-setting two information diffusion periods, namely Ts and Tf and setting a corresponding counter and a maximum information diffusion depth Dm for each typeof resource n on each node; forwarding information to neighboring nodes according to the current resource hit probability of the node on a search path and gradually updating the current hit probability information of the resource i of the node; and when a search success counter of a certain node i in the network reaches the set information diffusion period Ts or a search failure counter of the node i reaches Tf, allowing the node to start an information diffusion process and allowing the neighboring nodes to update the current hit probability of the node i according the history hit probability and the current hit probability periodicity of the node.

The invention discloses a load flow analysis method of a direct current transmission feed end islanding system. The method includes the following steps that (1) an alternating current system and a direct current system are divided; (2) the load flow of the islanding alternating current system is solved; (3) out-of-limit judgment is conducted on the reactive power exchange capacity of the alternating current system and the direct current system, if reactive power exchange exceeds a normal operation set value, the amplitude of a commutation busbar voltage is adjusted, the step (2) is executed again to continue, and otherwise the step (4) is executed; (4) the number of reactive power compensation groups is determined; (5) the reactive power consumption of a direct current convertor station is determined; (6) converter firing angle amplitude limiting inspection is carried out, if the amplitude is within a normal operation range limiting value, the step (7) is executed, otherwise the number of the reactive power compensation groups is added, and the step (5) is executed again; (7) a commutation tap is determined; (8) load flow convergence is judged; (9) the direct current frequency limiting value function is set. By means of the load flow analysis method of the direct current transmission feed end islanding system, the practical situation of the direct current transmission islanding system can be reflected more accurately, and planning and operating of the direct current transmission islanding system can be guided more efficiently.

Provided is a generating input apparatus such that a large electromotive force can be obtained even when operated slowly by a user. An operating member (3) does not regulate the rotation of a rotating body (17) in the direction from a first posture to a second posture when the rotating body (17) is pushed to rotate in the direction from the first posture to the second posture. Thus, after the rotating body (17) has passed a neutral posture, the rotating body (17) receives magnetic suction force (Fm) in the direction of the second posture due to magnetic suction force between an end face of a first magnetization plate (6) of the rotating body (17) and a second opposite end face (18b) of a magnetic path forming member (18), and to magnetic suction force between an end face of a second magnetization plate (7) of the rotating body (17) and a first opposite end face (18a) of the magnetic path forming member (18), and the rotating body (17) is rotated in the direction of the second posture at high speed. Thus, a magnetic flux (FX) that flows in the magnetic path forming member (18) is rapidly increased, whereby a large electromotive force is produced in a generating coil (9) by electromagnetic induction.

The invention discloses a guiding and positioning device used for aerial docking of a fan impeller assembly and a cabin. The guiding and positioning device comprises a first arc-shaped supporting plate and a second arc-shaped supporting plate, a plurality of baffles, a plurality of hydraulic positioning mechanisms, a plurality of supporting blocks, a plurality of rotating mechanisms, and a plurality of hydraulic guiding mechanisms, wherein the first arc-shaped supporting plate and the second arc-shaped supporting plate are hinged together, and an annular plane is defined by the first arc-shaped supporting plate and the second arc-shaped supporting plate; the baffles are evenly hinged to the annular plane in the circumferential direction, and the inner side faces of the baffles are planes;one end of each hydraulic positioning mechanism is hinged to the annular plane, the other end of each hydraulic positioning mechanism is hinged to the outer side of the corresponding baffle, and the hydraulic positioning mechanisms are used for driving the baffles to open or close; the supporting blocks are evenly arranged in the annular plane in the circumferential direction; the rotating mechanisms are evenly arranged on the annular plane in the circumferential direction and are close to the supporting blocks, an output shaft of each rotating mechanism is fixedly connected with one axial endof the corresponding supporting block, and the rotating mechanisms are used for driving the supporting blocks to rotate around the output shafts; and the hydraulic guiding mechanisms are in one-to-one correspondence with the supporting blocks, one end of each hydraulic guiding mechanism is perpendicularly connected with the other end of the corresponding supporting block, an electromagnet is arranged at the other end of each hydraulic guiding mechanism, and the hydraulic guiding mechanisms are used for guiding the fan impeller assembly.

A lubricating system is adapted to supply lubricating oil to a lip portion of an oil-seal member for preventing the lubricating oil from leaking out of a case. The lubricating system includes a rotating member, a bearing, a scraping member, and a guiding section. The rotating member is configured and arranged to be rotatably housed within the case and to slidably engage the lip portion of the oil-seal member. The bearing rotatably supports the rotating member. The scraping member is configured and arranged to scrape the lubricating oil discharged from the bearing. The guiding section is configured and arranged to guide the lubricating oil scraped by the scraping member to the lip portion of the oil-seal member.

The invention provides a positioning display control method and a related device, the method comprises a mobile terminal applied to a positioning system, and comprises the steps of: enabling the positioning system to comprise the mobile terminal and a tag device, wherein the mobile terminal is provided with a first UWB communication module, and the tag device is provided with a second UWB communication module; performing UWB data interaction through a first UWB communication module of the mobile terminal and a second UWB communication module of the tag device, and determining a distance and an angle of the second UWB communication module relative to the first UWB communication module; determining an animation state of the preset identifier according to the distance and / or the angle, wherein the animation state is used for representing spatial position relevance between the label equipment and the mobile terminal; and displaying the preset identifier on a display screen of the mobile terminal according to the animation state. The embodiment of the invention is beneficial to improving the intuition, convenience and interestingness of positioning and displaying the label equipment by the mobile terminal.

The present invention relates to a sound attenuation device. The noise reduction device has a louver structure in which a plurality of blades are arranged, and ventilation passages formed between the blades are used to ventilate the inside and outside of the building. Each of the blades includes a pair of sound-absorbing portions disposed on the noise side and the silent side, respectively, and a sound wave introducing portion connecting the sound-absorbing portions. Each blade body is arranged such that the longitudinal axis of one of the mufflers extends in an oblique direction parallel to the longitudinal axis of the other muffler, but the one axis is offset from the other.

The invention relates to a vehicle guiding method based on computer monitoring. The method comprises the steps that S1, monitoring whether a vehicle enters a parking lot entrance node or not in real time; if so, executing S2; S2, acquiring an idle parking space set; S3, positioning the current position of the vehicle, screening out the nearest target parking space from the idle parking space set,planning the shortest path to the target parking space, and controlling the guiding node according to the control logic to execute vehicle guiding; S4, obtaining the idle parking space set again everyother preset time, and comparing the idle parking space set with the idle parking space set obtained at the last moment; if so, executing S5; if not, executing S6; S5, judging whether a vehicle enters the target parking space or not through the parking space detection node; if so, ending the vehicle guidance after the vehicle enters the parking space; if not, executing S3; and S6, replacing the idle parking space set obtained at the previous moment with the idle parking space set obtained at the current moment, and executing S3. According to the invention, dynamic guidance of entering vehicles is facilitated.

The invention provides a satellite positioning system-based vibration navigation system. According to the vibration navigation system, a path message is automatically generated on a map; a mobile phone is used for calculating an optimal path according to the path message, analyzing the navigation prompt of the optimal path to obtain a direction prompt message and a distance prompt message of the distance destination, and transmitting the direction prompt message and the distance prompt message of the target destination to a vibration navigation terminal; the vibration navigation terminal is used for representing the direction prompt message and the distance prompt message of the distance destination through vibration of two vibration motors; vibration frequencies of the vibration motors are associated to the analyzed distance prompt message of the distance destination; four working combined modes of the two vibration motors and the vibration sense strengths and vibration frequencies ofthe vibration motors are associated to the analyzed navigation direction prompt message; and disturbance in an external environment can be effectively shielded through the vibration prompt, and simple direction and distance prompts can provide efficient and safe guidance.

The invention provides a BIM and 3D technology-based component design method and device, and a storage medium. The method comprises the steps of obtaining information of a structure through scanning to generate a point cloud model; processing the point cloud model to obtain scanning models of a primary structure and a secondary structure; establishing an FRP panel model according to the scanning model; and generating node indication information by combining the scanning model and the FRP panel model. Operation of all nodes can be efficiently, conveniently and clearly guided, efficient reference and guiding significance is achieved, and the problems that a pure two-dimensional line drawing in a traditional CAD-form decoration design two-dimensional drawing is not high in guidance, field practice does not conform to disclosure frequently in practical application, rework is prone to occurring, and waste is caused are solved.

A housing (40, 140) of a rotating electrical machine (10, 101), includes: a plurality of heat exchangers (50, 150) attached to an outer surface of the housing to cool a gas circulating in the housing; and a first partition wall portion (44, 144) disposed in an interior of the housing to partition the interior of the housing.

The invention discloses establishment of a distribution network engineering equipment model selection rule base, comprising establishment of an engineering design parameter system base and establishment of an equipment model selection rule base. The invention can assist assessment experts in quickly, accurately and intelligently evaluating the rationality of engineering cost, innovate the assessment mode and improve the assessment efficiency. The invention solves the problems of uniform design assessment measure standards, large professional assessment workload and the like, greatly improves the efficiency and quality of distribution network engineering design assessment, and efficiently and accurately guides the perfection and investment control of distribution network engineering design schemes.

The invention relates to a circulating drying system for gummed bamboo mats. The circulating drying system comprises a fast-setting drying chamber, a slow-settling drying chamber and a cooling chamber which are sequentially arranged, a first conveying rail is arranged in the fast-setting drying chamber in a suspended manner, a second conveying rail is arranged in the slow-settling drying chamber in a suspended manner, and a third conveying rail is arranged in the cooling chamber; the first conveying rail, the second conveying rail and the third conveying rail are sequentially connected; the first conveying rail linearly extends along the length direction of the fast-setting drying chamber; the second conveying rail horizontally bends into an S shape in the slow-setting drying chamber, and the third conveying rail horizontally bends into an S shape in the cooling chamber; infrared-ray drying lamp tubes are evenly densely distributed around the first conveying rail in the fast-setting drying chamber; circulating hot air circulates in the slow-setting drying chamber; circulating cold air circulates in the cooling chamber; a plurality of rail wheel racks roll on the rails, a plurality of hooks rotatably connected to the rail wheel racks extend down freely, and the head end and the tail end of one bamboo mat are respectively suspended on the hooks of two adjacent rail wheel racks.

The invention relates to a deep narrow well rescue device. The deep narrow well rescue device comprises a bottom board, LED lamps, a battery jar, a lower hook hole, a threaded connection rod, a connection sleeve, a self-locking hook, a steel wire, clamps, a wireless transmission system and a wireless voice system, wherein four countersinks are symmetrically formed in the bottom board and internally provided with the LED lamps and one lower hook hole; the LED lamps are used for providing light for a rescued person in a deep narrow well; the lower hook hole is used for tying the bottom board with a rope to be independently put into the deep narrow well; the bottom board is provided with the battery jar used for containing a battery for providing energy for the LED lamps; the bottom board and the threaded connection rod are in threaded fit and connection; and the bottom board and the threaded connection rod are rapidly assembled and disassembled. The problem that a person falls into the deep narrow well and cannot find a proper rescue tool easily currently is solved, the function of rapid and effective rescue in the deep narrow well falling accident is achieved, and the advantages of high rescue efficiency, easy operation of the device and the like are achieved.