18results about How to "Efficient guidance" patented technology

The invention discloses a trigeminal structure spot size converter for a proton exchange waveguide and a preparation method. The trigeminal structure spot size converter sequentially comprises a substrate, an insulating layer and a lithium niobate film layer, the lithium niobate film layer comprises a first waveguide part which is used as an input end of the converter; the second waveguide part is connected with one end of the first waveguide part and is positioned on the same plane as the first waveguide part; a third waveguide portion on the second waveguide portion; the proton exchange waveguide is arranged in the third waveguide part, light is transmitted in the first waveguide part, the second waveguide part, the third waveguide part and the proton exchange waveguide in sequence, and the transverse sizes of the second waveguide part, the third waveguide part and the proton exchange waveguide are sequentially increased in the light transmission direction. The silicon oxynitride waveguide guides light waves in the optical fiber to enter the chip, the light waves in the optical fiber are efficiently guided, the light waves are limited in the silicon oxynitride waveguide and enter the lithium niobate waveguide, and loss caused by light wave diffusion is avoided; a conical waveguide structure is adopted, mode mutation is avoided, and coupling loss is reduced.

The invention discloses a paper tape guiding system for paper handles arranged in parallel, and relates to the technical field of paper handle production. Comprising a first paper tape guide plate, a paper tape limiting plate, a longitudinal paper tape guide plate, a paper tape guider and a paper tape stabilizing mechanism, the paper tape guider and the paper tape stabilizing mechanism are used for guiding two transverse paper tapes, and the first paper tape guide plate, the paper tape limiting plate and the longitudinal paper tape guide plate are used for guiding a plurality of longitudinal paper tapes to the positions below the transverse paper tapes. And the transverse paper tape is vertical to the horizontal plane after passing through the paper tape guider and is vertical to the longitudinal paper tape. Through the arrangement of the paper tape guide plate I, the paper tape limiting plate, the longitudinal paper tape guide plate, the paper tape guider, the paper tape stabilizing mechanism and the like, a transverse paper tape and a longitudinal paper tape for producing a paper handle can be guided, and smooth output and excellent limiting of the paper tapes can be ensured in the guiding process; and a necessary basis is provided for the production of high-quality paper lifting handles.

The utility model belongs to the technical field of pipe bending mould, especially arc rod of heavy -duty passenger car wrinkleless pipe bending mould of taking in, including bottom frame, the top one end of bottom frame is provided with sliding guide mechanism, the top other end of bottom frame is provided with driven limit adjustment mechanism and initiative limit adjustment mechanism respectively, the inside of bottom frame is provided with bending drive mechanism. This arc rod of heavy -duty passenger car wrinkleless pipe bending mould, this mould cleverly integrated a variety of precision mechanism, realized the efficient, accurate and wrinkleless bending processing of heavy -duty passenger car arc rod. Sliding guide mechanism utilizes PTFE sliding cover, ensured the stable, accurate guidance of passenger car arc rod before entering the bending area, effectively protected the passenger car arc rod surface and reduced the friction resistance. Driven limit mechanism provides initiative, adjustable clamping force through the air cylinder, cooperates with slide rail guide and fine adjustment function, realizes reliable initial positioning and process limit.

The invention provides a work machine capable of efficiently guiding exhaust air from an engine room to the upper part of the outside of a machine body from a ventilation opening. An exhaust passage (80) provided between a radiator (61) disposed in an engine compartment (11) and a right cover (14) in which a vent is formed is configured to include an upper plate portion (81), a front side plate portion (82), and a lower plate portion (83) so that the radiator (61) is formed as a substantially square cylindrical frame extending and protruding toward the right cover (14). And a partition plate (91) for vertically partitioning an air discharge flow path in the passage into a first flow path (93) on the lower side and a second flow path (94) on the upper side.

The invention discloses a familial defect identification method for an industrial control system of a hydropower station, which belongs to the technical field of automatic control of hydropower stations and comprises the following steps of: dividing each functional unit according to functions and coding; constructing a dual-identification feature vector set containing multiple feature vectors, and carrying out sorting and normalization processing; determining the weight of each feature vector by adopting a subjective and objective combination weighting method; based on the healthy function unit, calculating and obtaining an identification reference vector; calculating a first relative Euclidean distance d1, a second relative Euclidean distance d'ia and a familial defect difference degree d2; constructing an ROC working curve based on historical data and performing dynamic adjustment to obtain a dynamic distance adjustment threshold value y0; comprehensively judging the familial defect condition of each functional unit; and finally, according to the generality of the clustered family defects, defect root tracing is carried out. According to the invention, identification accuracy and timeliness of familial defects can be improved, early warning can be carried out on the industrial control system, and defect tracing can be carried out on the basis.

The application provides a rail surface smoothness state evaluation method, and relates to the rail maintenance and repair detection technical field.The evaluation method at least comprises the following steps: collecting original data of rail surface fluctuation of a rail by using a corrugation measuring instrument, and dividing the original data into multiple wave bands;calculating rail surface moving peak-peak value average, rail surface moving root mean square value and rail surface smoothness moving peak-peak value maximum value of each wave band according to the original data;calculating the wavelength index of the corresponding wave band according to the rail surface moving peak-peak value average, the rail surface moving root mean square value and the rail surface smoothness moving peak-peak value maximum value;and calculating the rail surface smoothness index according to the wavelength index of each wave band.The rail surface smoothness state evaluation method provided by the application can more accurately and efficiently guide the scientific maintenance and repair of the rail.

The utility model discloses a fireproof, waterproof and moistureproof cupboard, which relates to the technical field of cupboards, and comprises a cupboard body, division grids are arranged in the cupboard body, an inductor is arranged on the inner wall of the cupboard body, a processing assembly is arranged on the inner wall of the cupboard body, the processing assembly comprises a storage table, and the storage table is arranged on the inner wall of the cupboard body. The storage table is installed on the inner wall of the cabinet body, the storage table is arranged on the top face of the storage table, a connecting pipe is installed on the inner wall of the storage table, a bottom plate is installed at one end of the connecting pipe, a lower layer plate is installed on the inner wall of the cabinet body, an inclined plate is installed on the inner wall of the lower layer plate, and a discharging pipe is installed on the inner wall of the cabinet body. And an article box is mounted on the inner wall of the cabinet body. Water flow is efficiently guided through a circulating drainage structure (the leakage hole, the connecting pipe and the inclined plate), and the cabinet body is prevented from being affected with damp.

The invention relates to a blade guide system (10) for guiding at least one wind turbine blade (1) during positioning of the wind turbine blade (1) in or removal of the wind turbine blade (1) from a wind turbine blade carrier (100), the blade guide system (10) comprising: at least one blade guide unit (11), the blade guide unit (11) further comprises at least one guide rail (12) and at least one pulley unit (13).

The application discloses a setting method, a control method and equipment of a mower. When a visual obstacle-avoiding area is set for the mower, a terminal device receives an operation instruction, generates a control instruction and sends the control instruction to the mower to drive the mower to move. The mower determines a moving track in real time based on its own position information, and sends a creation confirmation request to the terminal device. After the terminal device confirms, the mower triggers the establishment of the visual obstacle-avoiding area which is accurately corresponding to a physical path. The visual obstacle-avoiding area established by the application can more accurately correspond to the real contour of the actual passable area such as a stone road and a manhole cover in a site. The work map generated based on this can reliably guide the mower to pass through the visual obstacle-avoiding area efficiently and safely in subsequent work, and is beneficial to improving work efficiency. The technical scheme of the application can be widely applied to the technical field of the mower.

The invention discloses a method and a device for predicting a non-deposition condition of sand-carrying migration of a tubular column. The method comprises the following steps: within preset calculation physical time, performing numerical simulation on a flow field in a tubular column under a single independent variable working condition by utilizing a pre-established sand migration simulation model, and monitoring sand mass flow at an inlet and an outlet of the tubular column to obtain simulation and monitoring results; based on the mass flow of the sand at the inlet and outlet of the tubular column in the simulation and monitoring results, obtaining the sand mass at the inlet and outlet of the tubular column; determining the discharge rate of the sand grains according to the mass of the sand grains at the inlet and the outlet of the tubular column, and determining the minimum sand carrying flow under the single independent variable working condition by combining a preset flow rule; and fitting the minimum sand carrying flow and the single independent variable to obtain a fitting relationship, and predicting a sand migration non-deposition condition under a given independent variable condition by utilizing the fitting relationship. The migration condition of sand grains in a pipe column can be accurately simulated, so that the migration non-deposition condition of the sand grains can be more scientifically and accurately determined, and smooth discharge of the sand grains is ensured.

This invention relates to a multidimensional feedback-based interactive nebulizer inhalation system for children, comprising: a flow regulation component having a dosing state and an blocking state; a detection module for acquiring vital sign monitoring data; a feedback execution module including an interactive prompting unit and a drive unit; and a control module communicatively connected to the detection module and the feedback execution module. The control module is configured to execute the following processing flow: receiving vital sign monitoring data to assess airway safety risks and nebulization operation compliance respectively; when there is an abnormal airway safety risk, generating a collaborative intervention command: the command drive unit switches the flow regulation component to the blocking state and simultaneously controls the interactive prompting unit to output soothing interactive information; when there is no abnormal airway safety risk, controlling the interactive prompting unit to output interactive information for action correction or positive guidance based on the compliance assessment results.

The application discloses a decomposition type value evaluation multi-agent cooperative navigation method based on an attention mechanism, and comprises the following steps: modeling a cooperative navigation task of a multi-agent as a decentralized partially observable Markov decision process; designing a pre-encoding module and a local attention module with two-stage attention encoding to extract and encode environment feature information of the multi-agent, and the value network and the policy network share the local attention module; designing a multi-agent policy-value method under decomposition type value evaluation; constructing a static target navigation environment to guide a mobile agent to actively find an optimal position; constructing a cooperative hunting environment; constructing a multi-agent cooperative navigation model, and obtaining an optimal model through training and testing, so that the multi-agent cooperation with a confidence distribution problem is realized to achieve a navigation without explicit and complete perception. The cooperative navigation method has faster convergence, higher success rate, shorter time and less collision, and has good generalization ability and robustness.

The utility model provides a kind of pump body assembly, scroll compressor, pump body assembly includes the static disc and the dynamic disc of opposition, the dynamic disc is formed with bearing chamber on the side end face of the static disc far away from it, further include crankshaft, the first end rotation of the crankshaft is connected in the bearing chamber, the central oil channel that passes through its both ends is formed in the crankshaft, high-pressure oil supply oil channel is formed in the dynamic disc base plate of the dynamic disc, lubricating oil groove is formed in the static disc base plate of the static disc, the opening of the lubricating oil groove is towards the dynamic disc base plate, the oil channel entrance of the high-pressure oil supply oil channel is on the inner wall of the bearing chamber, the oil channel export of the high-pressure oil supply oil channel and the first port of the lubricating oil groove can be intermittently connected.The utility model can realize the cooperation surface lubrication and sealing between static disc and dynamic disc, ensure the full lubrication of both to prevent static disc and dynamic disc wear, improve the service life of component, reduce the operating noise due to insufficient lubrication.

The invention relates to a cast steel smelting management control system. The system comprises a prenatal inspection module used for configuring inspection content according to collected equipment data information; the ingredient calculation module is used for configuring an ingredient list according to the collected product data information; the data acquisition analysis optimization module is used for judging whether data in the smelting process are qualified or not and giving suggestions; the statistical analysis module is used for generating reports and reports; the AI assistant processes various data types through a multi-modal deep learning model, is integrated with the prenatal examination module, the ingredient calculation module, the data acquisition analysis optimization module and the statistical analysis module, is in butt joint with all the modules and existing infrastructures through service deployment and interface design, and provides real-time guidance and analysis reports through a human-computer interaction interface; the AI assistant is used for assisting in prenatal inspection, ingredient calculation, data acquisition analysis optimization and statistical analysis, intelligent management and optimization regulation and control are carried out on the smelting process in combination with the process requirements of the cast steel smelting process, and the quality and efficiency improvement problem is solved.

The invention belongs to the technical field of inertial navigation, and particularly relates to a rotation modulation inertial navigation full-state simulation method. The method is applied to a rotation modulation inertial navigation system and comprises the following steps: step 1, generating flight path data in a typical flight environment; 2, determining a transposition strategy of the rotation modulation inertial navigation system, and reversely calculating an angle increment and a speed increment of a sensitive system of the rotation modulation inertial navigation system by combining the flight path data in the step 1; step 3, injecting an inertial device error of the rotation modulation inertial navigation system into the angle increment and the speed increment obtained in the step 2 to obtain the actually output angle increment and speed increment; step 4, the rotation modulation inertial navigation system performs inertial calculation by using the actually output angle increment and speed increment obtained in the step 3 to generate navigation trajectory data; and 5, performing consistency comparison verification on the navigation track data generated in the step 4 and the flight track data in the step 1, and if the consistency comparison verification is not passed, returning to the step 2 to update the transposition strategy until the consistency comparison verification is passed. And the shafting arrangement, the rotation strategy and the inertia calculation process of the rotation modulation inertial navigation under any aircraft maneuver are comprehensively verified.

The utility model relates to building electrical installation engineering technical field, concretely for a kind of building electrical multichannel wiring pipeline device, comprising: pipeline;Threading component, including guide block, clamping block one and wire, guide block is slidably connected with the inner wall of pipeline, the inside of guide block is provided with threading hole, and mounting ring is fixedly connected on the lateral wall of guide block, and mounting ring is located at the entrance of threading hole, clamping block one is set on the lateral wall of mounting ring, and wire is slidably connected with threading hole;Quick-release assembly, including sealing block and sealing gasket, sealing block is slidably connected in the inside of pipeline, and sealing gasket is adhered on the lateral wall of sealing block, threading link is cooperated with auxiliary component by guide structure, realizes wire efficient guidance and stable fixation, reduces threading resistance, while guaranteeing the regularity of wire in pipeline.

The invention discloses a power grid material intelligent storage optimization method and device, and relates to the technical field of power grid material storage, the power grid material intelligent storage optimization device comprises a server, the output end of the server is connected with a display module, one side of the server is provided with uniformly distributed goods shelves, and under the cooperation of electronic scales, storage boxes and display screens in the goods shelves, the storage boxes are connected with the display module. The functions of weighing when materials are stored in the storage boxes in the goods shelf and the names, specifications, codes, numbers and the like of the stored materials can be achieved, data of the materials can be known in real time, checking is not needed, human participation is reduced, the accuracy of the data is improved, goods locations and goods information are efficiently guided, accurate management and control and automatic checking of the goods are achieved, and through cooperation of the management work station and the server, the management efficiency is improved. According to the goods shelf, automatic counting, data summarization and data interaction work of goods can be achieved, manual data recording is not needed, the influence of human factors on information such as the number is completely eliminated, and the overall efficiency is improved while the product management efficiency is improved.

This invention discloses a reverse mechanical balance system and design method for mandibular anterior teeth in mandibular pre-guided orthodontic treatment, relating to the field of orthodontic technology. The system includes: a skeletal anchorage unit for providing skeletal anchorage for lingual traction force; an appliance adapter unit including a traction connection structure disposed on the lingual side of the corresponding mandibular anterior teeth of the mandibular pre-guided appliance for receiving and transmitting lingual traction force; and a reverse traction unit including a first connector, a traction element, and a second connector for generating lingual traction force, which is applied to the appliance adapter unit via the second connector using the skeletal anchorage unit as the anchor point. By configuring the magnitude of the lingual traction force and the position of the traction connection structure on the lingual side of the mandibular anterior teeth, the difference between the lingual torque generated by the lingual traction force and the labial torque generated when guiding mandibular anterior movement is within a preset difference threshold range. This invention improves the efficiency of skeletal effect expression in mandibular pre-guided orthodontic treatment and maintains the stability of the mandibular arch morphology and periodontal tissue health.