102results about How to "Prevent crash" patented technology

The invention belongs to the field of industrial control and computer data security, and particularly relates to a millisecond-level power failure data protection system for an industrial control panel. The invention discloses a millisecond power failure data protection system for an industrial control panel. The millisecond power failure data protection system comprises a core processing component, a real-time synchronous shadow memory component, a bus voltage monitoring component, a pre-entropy reduction logic control component, a nonvolatile storage component and a flight control bus arbitration component. The bus voltage monitoring assembly monitors a voltage drop trend and performs early warning, the pre-entropy reduction logic control assembly calculates a minimum data survival set according to energy entropy, the real-time synchronous shadow memory assembly constructs a synchronous shadow control domain and atomizes data, and the flight control bus arbitration assembly compulsively takes over a bus and freezes processor access at the moment of power failure. Atomized writing of data into the nonvolatile storage component is guaranteed. According to the invention, zero-delay data protection and millisecond-level hot start recovery at the moment of power failure are realized, and the data security and reliability of the industrial control equipment in a severe environment are enhanced.

The application discloses an OTA cross-version incremental synthesis upgrading method and system based on a version graph, and belongs to the field of vehicle OTA upgrading. The method comprises the following steps: step S1, acquiring upgrade package metadata of all versions to construct a version dependency graph; step S2, synthesizing an incremental package according to a current vehicle version, a target version and the version dependency graph; and step S3, performing OTA upgrading on the vehicle through the incremental package. The application solves the problem of intermediate change loss during cross-version upgrading by constructing a version dependency graph and dynamically synthesizing a differential package.

The present application relates to a cockpit system, a method for improving safety performance of a vehicle, a control system, a computer program product and a medium. The cockpit system comprises a first row providing a first row seating space; a second row providing a second row seating space, the second row being located at a rear side of the first row; a movable component, the movable component comprising a moving part, a moving track of the moving part being configured to enable the moving part to move from the first row seating space to the second row seating space; and a sensing element, a sensing range of the sensing element comprising: the moving part, and an obstacle object located at the second row seating space, the obstacle object being located at the moving track of the moving part, the sensing element being configured to sense a safety parameter between the moving part and the obstacle object, when the safety parameter does not meet a requirement of a safety threshold, the moving of the movable component can be stopped or decelerated, or a system alarm is triggered.

This utility model relates to a grease bottle transfer frame, including a frame body and a base frame at the bottom of the frame body that is horizontally and vertically staggered to support the grease bottles. A limiting frame and a limiting net are sequentially arranged above the base frame. The limiting frame is composed of limiting partitions arranged horizontally and vertically. Each limiting partition has isosceles trapezoidal staggered grooves spaced along its length. The center of each staggered groove is vertically fixed to a limiting partition to form an array of square frames. Elastic inclined plates are symmetrically fixed to both sides of the limiting partitions between adjacent staggered grooves, and these elastic inclined plates are inclined inwards towards the square frames to elastically limit the grease bottles. The limiting net is composed of horizontally and vertically staggered net ropes, with each net rope corresponding to one of the limiting frames. This grease bottle transfer frame has a simple structure, effectively avoiding the problems of grease bottles colliding, being squeezed, or falling out, ensuring the stability of the transfer.

This utility model relates to an installation structure for proximity switches on a steel charging machine in a heating furnace, belonging to the technical field of steel smelting equipment. It includes a baffle assembly and an adjustable bracket assembly. The baffle assembly is located on the side of the steel charging arm of the heating furnace. Below the baffle assembly is the adjustable bracket assembly, on which two proximity switches are mounted. The baffle assembly blocks the proximity switches. The adjustable bracket assembly is used to adjust the positions of the two proximity switches. The baffle assembly includes a fixed baffle and a movable baffle below it. A fourth adjustment groove is symmetrically formed on the fixed baffle. When the movable baffle is moved to its correct position, connecting bolts pass through the fourth adjustment grooves and through the movable baffle. Connecting bolts are screwed onto the bottom of the connecting bolts. This invention offers convenient installation. The baffle assembly blocks the proximity switches, preventing damage and extending the lifespan of components, thereby reducing spare parts costs.

The invention discloses a lifting decision-making method, device and equipment for an unmanned aerial vehicle and a storage medium, and relates to the technical field of unmanned aerial vehicles. The method comprises the steps that first energy is determined according to task information of a hoisting task and the current position of the unmanned aerial vehicle, and the first energy is energy needed by the unmanned aerial vehicle to arrive at a target unloading point from the current position; determining a homeward voyage starting point of the unmanned aerial vehicle based on the first energy and residual energy of the unmanned aerial vehicle; based on the homeward voyage energy corresponding to the homeward voyage starting point, a homeward voyage strategy of the unmanned aerial vehicle is determined, and the homeward voyage strategy comprises on-load homeward voyage or no-load homeward voyage of the Through the above technical means, the homeward voyage starting point for safe unloading of the unmanned aerial vehicle can be determined according to the energy required by the unmanned aerial vehicle to arrive at the unloading point and the current residual energy, and the homeward voyage strategy for safe homeward voyage of the unmanned aerial vehicle can be determined according to the energy required by homeward voyage of the unmanned aerial vehicle from the homeward voyage starting point. The air crash of the unmanned aerial vehicle due to insufficient electric quantity in the hoisting or returning process is avoided, and the flight safety of the unmanned aerial vehicle is improved.

The present application belongs to the field of power system intelligent inspection and computer vision technology, and provides a kind of transmission line hidden danger target detection test adaptive method and system, obtains inspection image, utilizes pre-training detector to carry out forward inference to the inspection image, generates original prediction set, and the original prediction set includes prediction frame coordinates, class label and confidence score;Geometric verification is carried out, and reasonable geometric prediction set is obtained;Carry out spatial neighborhood clustering, obtain multiple candidate clusters, calculate the scale dispersion of the area of the prediction frame in each candidate cluster, group according to the class label, dynamically cluster the prediction frame in the group, perform weighted average on the prediction frame coordinates with the confidence score as the weight, calculate the fusion confidence, obtain the refined pseudo label set, use it as the supervision signal, calculate the detection loss, and iteratively update the model parameters through the optimization algorithm until the iteration number is satisfied.The present application improves accuracy, versatility and engineering reliability.

The utility model discloses a vertical take -off and landing intelligence barrier -free low altitude flight robot, including flight robot main part, the bottom of flight robot main part is fixed with flight platform, and the outside of flight platform is fixed with the wing, the top of wing is installed with the propeller, one side of flight robot main part top is installed with intelligent response aircraft nose, and the surface of intelligent response aircraft nose is installed with high -definition visual camera, the inside of wing is provided with drive groove, and the inside of drive groove is installed with upper jet head and lower jet head through air -push support, the inside of flight platform is installed with gas holder, the bottom of flight platform is installed with the air pump. The utility model not only through setting up air -spraying guide, guarantees the vertical take -off and landing attitude of robot, prevents robot skew or crash, and through a variety of sensor cooperation and annular inductive detection, makes the robot intelligent barrier -free, has improved the security of flight.

The embodiments of the present application provide a method for manufacturing a semiconductor structure, comprising: successively forming a target layer, a first mask layer, an isolation layer and an intermediate layer on a substrate, the intermediate layer in a first zone having at least one first recess, and the intermediate layer in a second zone having at least one second recess; forming filling layers, the filling layers filling the first recess and the second recess, the upper surfaces of the filling layers being higher than the upper surface of the intermediate layer, and the height difference between the top surface of the filling layer on the first zone and the top surface of the filling layer on the second zone being less than or equal to a first preset value; performing a maskless dry etching process to remove a part of the filling layer on the first zone until the top surface of a sacrificial layer is exposed; removing the sacrificial layer covering a side wall of the first recess so as to form a first opening on the first zone; and etching a part of the target layer by using the first opening, the remaining target layer constituting a target pattern. The embodiments of the present application are conducive to completely etching a target layer to form a required target pattern.

The invention provides a power distribution network resource scheduling method and system based on computing power network integration, and belongs to the technical field of data processing and resource scheduling, and the method comprises the steps: obtaining a plurality of communication signals and a plurality of corresponding service requests, and packaging the communication signals and the service requests into a plurality of standardized data; corresponding response tasks are generated according to the service requests, and task resource requirements of the response tasks are determined; performing resource scheduling on each response task according to each task resource demand and a preset resource scheduling model, and determining resource configuration of each response task; according to each resource configuration, scheduling and allocating a plurality of virtual resources to each response task from a preset resource pool; and according to each response task and a plurality of corresponding virtual resource units, carrying out data processing on each piece of standardized data, so that by implementing the method and the device, the problems of relatively low utilization rate of power distribution network resources and inflexible scheduling in the prior art can be solved.

The present application relates to multi-source complementary energy management method, system, device and storage medium, the method comprises monitoring the real-time voltage value of public bus, the real-time voltage value is with the first voltage threshold value of state determination, obtains the load power state;When the load power state is power surplus state, control energy storage module carries out energy storage charging, when detecting the real-time state of charge value of the energy storage module exceeds the second voltage threshold value, control renewable energy module reduces output power;If the real-time state of charge value is less than or equal to the third voltage threshold value, start the power supply of municipal power module and power generation module.The present application realizes the fine energy management to different power shortage scene through the comparison result of real-time state of charge value and preset threshold, dynamically switches energy storage charging and discharging, renewable energy regulation and control and standby power supply start multiple operations.

Provided is an automatic leveling system (10) restraining leveling-objects (S) from collapsing. The automatic leveling system (10) includes a work machine (20) that performs leveling motion, an imaging device (41) and a controller (50). The imaging device (41) acquires three-dimensional information about the shape and position of at least one of the leveling-objects (S) and a peripheral object (5). The work machine (20) is provided with a work attachment (25) including a tip attachment (25c). The controller (50) sets a leveling area (AE) based on the acquired three-dimensional information and makes the work machine (20) perform the leveling motion by the tip attachment (25c) within the leveling area (AE).

The embodiment of the invention provides a subprogram instance creating method and device, equipment, a medium and a program product. The method comprises the following steps: in response to a calling request of a target subprogram in a session between a client and a database, searching a target shared instance from a shared memory; multiplexing the public data in the searched target shared instance, and creating a private instance structure; and generating a private instance stored in the private memory of the session according to the private instance structure and the private data. According to the method, when the session calls the subprogram, the shared instance is searched from the shared memory, and the private instance for the session is created by multiplexing the public data in the shared instance, so that multiple sessions do not need to repeatedly compile and store the same public data, and the memory overhead is reduced, and therefore, in a high-concurrency scene, the session can be quickly and efficiently called. The risk of insufficient memory is avoided, and the stability of database operation is improved.

The application relates to the technical field of sewing pressure angle, in particular to an automobile leather sewing pressure angle device, which comprises a presser foot main body, a chromium-plated main presser foot, a side position auxiliary pressure angle, a presser foot screw rod, a thrust bearing, a movable push piece and a hemming assembly. The automobile leather sewing pressure angle device of the application realizes synchronous pressing of the edges of the folded double-layer leather through the synergistic effect of the chromium-plated main presser foot and the double-side adjustable auxiliary pressure angle. The auxiliary pressure angle adopts a telescopic rod and compression spring combined structure, the pressure can be self-adaptively adjusted according to the thickness of the leather, and the uniform pressing force can be ensured during the sewing process; in addition, the hemming assembly composed of a rotary square plate and a sliding sheet realizes motion conversion through a skew gear transmission, replaces the traditional manual pre-hemming process, and the limiting groove of the sliding sheet moving path cooperates with the spring clamp, so that the uniformity of the hemming width is ensured, and the needle impact accident caused by excessive feeding is prevented.

This invention relates to the field of shearing machine technology, specifically disclosing a hydraulic swing beam shearing machine for cutting blanks in intelligent commercial catering equipment. The machine includes a shearing frame, a lower blade holder mounted on the shearing frame, and an upper blade holder positioned above the lower blade holder. A lifting device is located behind the lower blade holder and includes a guide outer cylinder fixed to the shearing frame, an inner telescopic cylinder vertically slidable within the guide outer cylinder, and a support spring for providing upward support force. A support platform is fixed to the top of the inner telescopic cylinder. The unloading device includes a material support plate slidably mounted on the support platform in a front-to-back direction, a horizontal tension spring positioned between the support platform and the material support plate, and a stripping baffle fixedly mounted on the support platform and located behind the material support plate. The horizontal tension spring keeps the material support plate away from the lower blade holder. The beneficial effect of this invention is to prevent damage to the sheet metal caused by falling.

The utility model relates to the peony cultivation field discloses a seedling transfer case of peony medicinal plant cultivation, including transfer case main part, the bottom of transfer case main part is provided with the anti -collision seat, the top of transfer case main part is detachably installed with the box cover, the bottom fixedly connected with the water collecting box of transfer case main part inside, the top detachably installed with the water filter board of water collecting box, the both sides fixedly connected with the fixed base of water filter board top, the top fixedly connected with the micro - water pump of both sides of transfer case main part inside, the output fixedly installed with the moisturizing nozzle of micro - water pump. This seedling transfer case of peony medicinal plant cultivation is inside the water collecting box setting and is convenient to peony seedling to carry out the moisturizing, and the timing module in the micro - water pump can open the micro - water pump in time when transferring, and the micro - water pump sends the water in the water collecting box inside to the moisturizing nozzle, and the moisturizing nozzle sprays the water on the seedling and can moisturize, reduces the function of water loss, solves the problem that water loss is serious.

The application belongs to the technical field of computing resource scheduling, and provides an edge device computing resource scheduling system and method based on artificial intelligence, aiming to solve the scheduling failure problem caused by the mismatch between edge device computing release prediction and real state, comprising: extracting AI predicted computing release time and real release time from historical scheduling failure data in the past period, calculating the deviation, and outputting the deviation distribution set through DBSCAN clustering with time stamp and deviation as features, analyzing the relevance of the deviation and the corresponding time stamp, constructing a time-computing deviation coupling model, comparing the current time range deviation output based on the model with the real deviation, calculating the compensation time to optimize the AI prediction when there is a scheduling risk, and generating a scheduling scheme in combination with the task demand and the real-time state of the device.

This utility model relates to the field of parts demolding and material handling technology, specifically to an automatic demolding and material handling device for parts demolded from bottom to top. It includes a reverse demolding ejection mechanism, an upper clamping mechanism, and a material handling mechanism. The material handling mechanism is fixedly connected to the upper clamping mechanism and is located above the reverse demolding ejection mechanism. The upper clamping mechanism moves up and down to drive the material handling mechanism closer to or away from the reverse demolding ejection mechanism. During the bottom-to-top demolding process, this utility model, through the upper clamping mechanism and the material handling mechanism located at the same station, avoids parts flying off during the handling process and ensures that the demolded parts are promptly grasped by the material handling mechanism after demolding, eliminating safety hazards and improving work efficiency.

The utility model belongs to the technical field of automobile manufacturing, and particularly relates to a lossless pneumatic valve element dismounting device which comprises a first placing table, supporting rods are fixedly connected to the upper side and the lower side of the first placing table in an array mode, the upper ends of the supporting rods are jointly and fixedly connected with a second placing table, and the second placing table is located above the first placing table. A servo cylinder is fixedly assembled at the top of the second placing table, an air valve switch is arranged at the bottom of the first placing table in a penetrating manner, and a plurality of blowing holes are asymmetrically distributed in the inner side of the first placing table; the valve body is fixed through the servo air cylinder and the fixing groove, pressure is evenly applied, shaking during dismounting is avoided, air pressure is injected into the valve body through the air blowing hole through the air valve switch, clamping force of the valve element is gradually relieved, prizing by tools is not needed, pressure release is controllable, a valve element sealing piece is prevented from being scraped, and deformation of a clamping notch due to prizing is prevented; and a spring mechanism in the valve core can be prevented from collapsing and hurting people due to sudden release of tension.

The application discloses a stator core group feeding mechanism, which can continuously and stably feed stator cores. The mechanism comprises a stacking plate, a feeding assembly, a front pushing assembly, a lifting assembly, a discharging assembly and a receiving assembly. The front pushing assembly is installed at one end of the stacking plate, the feeding assembly is installed at one side of the stacking plate, the lifting assembly is installed at the other end of the stacking plate and corresponds to the stacking plate, the discharging assembly is installed on the discharging assembly and corresponds to the lifting assembly, and the receiving assembly is installed at the other side of the lifting assembly and corresponds to the discharging assembly. The mechanism can continuously and stably feed stator cores, facilitate the movement of the stator cores, facilitate the batch placement of the stator cores, differentiate the stator cores, facilitate the discharging of the stator cores, prevent the collapse of the stator cores, continuously push out the stator cores, facilitate the movement of the pushed-out stator cores, and reduce the knocking during the discharging process.

The invention discloses an oxygen cabin exhaust system with a gas source self-adaptive switching function and a control method, and belongs to the technical field of oxygen cabins. Comprising a mask unit, a buffer unit, a suction unit and a switching unit, and the mask unit is used for being in sealing fit with the face of a user; an air inlet of the buffer unit is communicated with the exhaust port of the mask unit, the buffer unit is used for temporarily storing waste gas exhaled by a user, and the internal pressure of the buffer unit changes along with the retention state of the waste gas; the suction unit is a vacuum pump and is arranged outside the oxygen cabin; the switching unit is a mechanical pressure response three-way switching valve and is provided with a first connector, a second connector and a third connector which are communicated, the first connector is connected with the air outlet of the buffer unit, the second connector is exposed in the environment in the oxygen cabin, a valve element is arranged on the second connector, and the third connector is connected with the air inlet of the suction unit; and the switching unit is configured to automatically switch the internal passage according to the pressure difference between the first interface and the second interface. The device is simple in structure, low in cost and high in reliability.

A vehicle power supply control method and device, a vehicle-mounted equipment, a vehicle and a storage medium are disclosed, and relate to the technical field of vehicle power supply control. The method comprises: obtaining a power consumption demand parameter of the vehicle; predicting a target power consumption required by the vehicle in a parking scenario according to the power consumption demand parameter and the health status of each power supply equipment of the vehicle; and controlling the target power supply equipment supporting the output target power consumption to supply power to the vehicle according to the target power consumption and the output power interval supported by each power supply equipment. The present scheme realizes dynamic and accurate decision of the power supply path in the parking scenario, effectively reduces energy consumption and improves power supply stability.

The utility model discloses a kind of hydrology cableway special lead fish, belong to hydrology lead fish technical field.The application includes: framework, including main bone pole, fixed frame;One end of fixed frame is vertically connected with one end of main bone pole;Body, including body and tail wing;Body is set on the middle part of main bone pole and the end far from fixed frame;Tail wing is set on the end far from fixed frame of body;Main bone pole, fixed frame and tail wing are made of stainless steel material.The main bone pole, fixed frame and tail wing of the application are made of stainless steel material, to enhance the anti-impact of main bone pole, fixed frame and tail wing, prevent main bone pole, fixed frame and tail wing from being damaged by waterborne debris, ensure the stability of the whole in water, and avoid fixed frame being impacted and bent, cause the position of current meter to change.

This invention discloses a method for mitigating power fluctuations in a combined electrothermal-hydrogen microgrid that integrates hydrogen storage, thermal storage, and energy storage. The method employs dynamically adjusted parameters. λ L and λ M The dual-stage low-pass filter decomposes the net fluctuating power into low, medium, and high-frequency components, which are then allocated to the hydrogen storage system (HSS), heat pump (HP), and battery energy storage system (BESS), respectively. The HSS and HP outputs undergo soft-cutoff correction based on their own and the heat storage tank's status. The BESS handles high-frequency and upstream transfer fluctuations and incorporates an adaptive dead zone and bidirectional protection mechanism: when the BESS status exceeds limits or deviates from the optimal range, feedback reduces... λ L This method forcibly transfers some fluctuations to the upstream HSS (High-Speed ​​System) or utilizes dead-zone filtering micro-actions to protect lifespan. Through full-band soft cutoff decoupling and bidirectional upstream and downstream feedback, it effectively unleashes the joint regulation potential of heterogeneous multi-energy devices.

The utility model provides a filter system, fish tank and fish pond belong to fish tank filter technical field, including clean water storehouse, the side of clean water storehouse is arranged with biochemical bacteria cultivation storehouse and multistage physical filter storehouse in proper order, multistage physical filter storehouse, biochemical bacteria cultivation storehouse and clean water storehouse are connected in proper order, and water body flows between adjacent chambers through overflow mode, multistage physical filter storehouse is fixedly connected with water inlet pipe, clean water storehouse is fixedly connected with water outlet pipe, the bottom of multistage physical filter storehouse is connected with clean water storehouse through communicating pipe, first valve is equipped on communicating pipe, can open first valve, so that multistage physical filter storehouse and clean water storehouse are communicated, and the water body after multistage physical filtration directly flows into clean water storehouse through communicating pipe, and does not flow into biochemical bacteria cultivation storehouse again, the ecological integrity and systematicness of biochemical bacteria cultivation storehouse are protected to the maximum extent, the collapse of nitrification system is avoided, and the ecological environment of water body and organism is guaranteed.

The application is suitable for the technical field of irrigation control systems, and provides an intelligent irrigation water resource control system for water distribution in irrigation areas, which comprises a control center, a sensor unit, an irrigation unit, a pump suction unit and a silt-cleaning pond, the control center comprises a real-time data module, a data-driven model and a real-time data fusion module, the real-time data module is used for receiving multi-source real-time data, the multi-source real-time data comprises soil moisture content, environmental temperature and humidity of the irrigation area and weather forecast data, the data-driven model comprises crop water requirement and growth conditions, the real-time data fusion module trains a model according to multi-source real-time data and historical data, takes a digital twin as a simulation environment, and simulates and deduces different irrigation schemes in multiple future periods before each irrigation decision, the application predicts the irrigation based on the digital twin and weather forecast, avoids the 'collision' with rainfall, and can save water by 15% to 25% in expectation.

The invention relates to the technical field of cutters, in particular to a high-precision replaceable side milling cutter which comprises a cutter shell body, a cutter shell bearing seat is mounted in the cutter shell body, a cutter handle is arranged on the inner side of the cutter shell bearing seat, a connecting shaft is fixedly connected to the bottom end of the cutter handle, and a mounting seat is fixedly mounted at the bottom end of the cutter shell body through a plurality of first bolts. The tool holder is arranged in the mounting base in a penetrating and rotating connection mode, the fixing frame is fixedly connected to the outer wall of the mounting base, the tool protection assembly is arranged on one side of the fixing frame, and the automatic retracting and releasing mechanism is arranged on one side of the tool protection assembly in a rotating connection mode. According to the milling head, the mounting seat provided with a cutter can be quickly disassembled, the characteristics of high precision, small size and high rigidity are realized through precise mechanical interface modularized quick-change interface connection, the milling head is compact in size and can go deep into a narrow space, and the precision of a machined surface is guaranteed.

The invention discloses a directional domestication method of anti-pollution algae species of haematococcus, and relates to the field of microbial breeding, key domestication indexes comprise specific growth rate, photochemical quantum yield, astaxanthin content and intracellular pollutant concentration; inputting the domestication key indexes into a resistance comprehensive scoring model, and outputting a resistance comprehensive score; and the pollutant concentration adjustment algorithm comprehensively scores according to the resistance of the current domestication period. According to the method, the resistance comprehensive scoring model is constructed, so that traditional qualitative resistance evaluation is upgraded to quantitative scoring. Scoring can objectively and comprehensively reflect the comprehensive resistance of the algal population, the problem of bifamily algal species caused by single index screening is avoided, and it is ensured that the finally obtained algal species have the anti-pollution capacity and the economic value at the same time. Whether the resistance comprehensive score reaches a target value or not is taken as a feedback signal, the pollutant concentration of the next period is automatically adjusted, the pressure is properly increased when the algal population is excellent in performance, and the pressure is timely reduced when the algal population is poor in performance. Compared with a traditional fixed gradient mode, the dynamic regulation and control mode can shorten the domestication period.

This invention relates to the field of IoT communication technology for lubrication equipment, and discloses a method and system for switching control of IoT edge communication modes for lubrication equipment. Edge nodes collect real-time communication environment data, equipment operation data, and business data requirements. Based on this multi-dimensional data, a multi-dimensional switching decision model is constructed. Physical dimension differences are eliminated through standardization processing, and a comprehensive score for each supported communication mode is dynamically calculated. Dynamic monitoring is performed based on the comprehensive score and trigger conditions including preset difference parameters. When the conditions are met, the target communication mode is selected and seamless switching is performed. When a device fault is detected, a fault adaptation evaluation value is calculated, and a forced switch to a low-latency communication link is initiated. This invention achieves deep coupling between the underlying communication state and mechanical operating conditions, thereby possessing edge emergency takeover and overflow prevention buffering capabilities under network-wide interruption, ensuring equipment operational safety.