21results about How to "Meet dynamic needs" patented technology

The invention provides an air conditioner control method and device, electronic equipment and a readable storage medium, and is applied to the technical field of air conditioner control. The method comprises the steps of obtaining historical time sequence data; the historical time sequence data comprises historical operation parameters of the air conditioner at a plurality of historical moments; according to the historical time series data and a preset time series prediction model, predicted time series data are obtained, and the predicted time series data comprise predicted operation parameters of the air conditioner at multiple future moments; taking the condition that the operation parameters of the air conditioner are within a preset parameter range as a constraint condition, taking the evaluation score of the operation parameters of the air conditioner as a fitness function value, optimizing the predicted operation parameters based on a genetic algorithm to obtain target operation parameters, and controlling the air conditioner to operate according to the target operation parameters; wherein the evaluation score is positively correlated with the accuracy of the operation parameters and is negatively correlated with the energy consumption. According to the air conditioner control method, the requirements for comfort and energy consumption can be met, and the air conditioner can be accurately controlled.

The invention discloses a real-time control method for a fuel cell gas supply system based on an MODDPG algorithm. The real-time control method comprises the following steps: step 1, establishing a model of the fuel cell gas supply system; step 2, acquiring actual state information of the fuel cell gas supply system; 3, performing real-time control on the fuel cell gas supply system based on an MODDPG algorithm; according to the method, the MODDPG algorithm fusing the Pareto theory and the DDPG algorithm is provided, and the problem that global optimization is difficult to achieve in complex multi-objective optimization of a traditional discrete action control strategy is solved. Through a multi-target tradeoff mechanism of the algorithm, the optimization requirement of the fuel cell gas supply system in a complex dynamic environment can be better adapted, and the control strategy realizes optimal balance among different targets, so that the applicability and robustness of the control method are enhanced, and the overall efficiency and stability of system operation are improved.

The utility model discloses a remote control camera lifting device, which belongs to the technical field of photographic equipment and comprises a disc lifting base, an electric push rod, a mounting bracket, a comprehensive signal transmission device, a pan-tilt camera body, a hole top universal wheel and a quick release component, the electric push rod is installed at the circle center of the top of the disc lifting base, the installation support is installed at the output end of the electric push rod, the comprehensive signal transmission device is installed in the installation support, the pan-tilt camera body is installed at the top of the installation support, and the hole top universal wheels are arranged at the bottom of the disc lifting base. The quick release assembly is installed on the top of the disc lifting base. The problem that in the prior art, when mobile shooting and fixed shooting are switched, universal wheels need to be disassembled repeatedly, operation is tedious and time-consuming, and consequently shooting efficiency is low is solved. The system improves the stability and shooting efficiency of equipment, and is suitable for professional image scenes which need to be quickly arranged and have variable environments.

This application relates to the field of intelligent connected vehicle technology, and particularly to a method and apparatus for remote configuration of scenario modes. The method includes: acquiring multiple atomic conditions and multiple atomic actions corresponding to various scenario modes of a target vehicle, to construct a target scenario mode based on at least one atomic condition and at least one atomic action; configuring the target scenario mode to the target vehicle, and obtaining the execution result of the target scenario mode if the atomic conditions and atomic actions in the target scenario mode meet the target safety conditions; adjusting the atomic conditions and / or atomic actions in the target scenario mode according to the execution result until the adjusted target scenario mode meets the target requirements, and configuring the adjusted target scenario mode to the target vehicle. This solves the problems of inflexible configuration logic, long response cycles, and difficulty in quickly matching dynamic market demands in the construction methods of scenario mode configuration technologies in related technologies, which affect the optimization and iteration of the driving experience.

The utility model discloses an obstetrical nursing enclosure, including fender assembly for limiting infant sleep position, including fender main part, fender main part is right triangle prism structure, and the inclined surface of fender main part is provided with the blocking part, and the sidewall of fender main part is inlayed and is provided with the enclosure mounting hole. The utility model's enclosure assembly passes through the design of the up and down movement of screw column in sliding mouth, can fast regulation height, and the enclosure of lowering in daytime is convenient for nursing personnel to arrange bed, feed or check infant, and the enclosure of lifting in night ensures safety. Compared with traditional fixed height enclosure, the device can realize function switching without disassembling, and the operation is simple and direct, and knob control does not need additional tool, and is suitable for hospital, confinement center and other high frequency nursing scene. The limiting function of fender assembly further reduces the hindrance in the nursing process, ensures infant in the safety area, significantly improves the nursing efficiency, reduces the operation burden of medical staff or parent, and satisfies the diversified nursing demand.

The utility model relates to the technical field of steel structure factory buildings, in particular to a steel structure factory building secondary conversion ceiling device which comprises a steel frame, the steel frame is I-shaped, a steel structure fixing buckle is arranged on the surface of one side of the steel frame, a conversion hanging beam is arranged at the bottom of the steel structure fixing buckle, and a C-shaped steel hanging bracket is arranged at the bottom of the conversion hanging beam. The C-shaped steel hanging brackets are internally provided with conversion hanging lead screws, the bottoms of the conversion hanging lead screws are provided with T-shaped hanging beams, suspended ceiling plates are laid between the T-shaped hanging beams, the number of the steel frames is two, each steel frame is provided with four steel structure fixing buckles, the bottom surface of any one conversion hanging beam is fixedly provided with a supporting buckle, and each supporting buckle is internally provided with two C-shaped steel hanging brackets. The suspended ceiling plate mounting device has the advantages that the structure is simple, the design is reasonable, the overall height of the suspended lead screw can be adjusted and converted according to the actual requirements of different factories, and then the suspended ceiling plate is mounted at the required height.

The invention discloses a table look-up type deformation matching and electromagnetic mapping digital twinning system and a table look-up type deformation matching and electromagnetic mapping digital twinning method. The system pre-constructs a multi-physical field simulation database with speed as a main key, stores a deformation three-dimensional model, pressure field data, radar cross section (RCS) data and feature point displacement, and establishes a reduced scale model deformation-speed association list. In the manual mode, the speed is directly input to call corresponding multi-physical field data; in an automatic mode, the displacement of the feature points of the reduced scale entity model is detected in real time through a displacement detection module, the current deformation quantity is calculated, a speed major key is reversely matched by adopting a minimum absolute difference method based on the association list, and then corresponding multi-physical field data is called; and synchronously displaying the deformation three-dimensional model, the pressure field pseudo-color distribution and the RCS map on a visual rendering platform, and realizing digital mapping from entity deformation to a multi-physical field state.

The utility model provides a novel structure decoration wall poster which comprises a metal plate pre-installed on a wall body, a base plate and a plurality of neodymium iron boron magnetic strips which are fixedly connected to the base plate and arranged in an array mode, and the base plate comprises a base material layer, a reinforcing layer, a buffering layer, a waterproof layer and a protective layer which are sequentially stacked. A plurality of layers are assembled in a hot-pressing composite processing mode, a decorative plate is arranged on the base plate in a sliding mode, one side of the base plate is fixedly connected with an installation strip with a T-shaped section, and an installation groove used for installing the installation strip of another base plate is formed in the other side of the base plate. According to the decorative wall poster with the novel structure, a mechanical interlocking structure of the T-shaped mounting strip and the limiting rod is arranged, and the neodymium iron boron magnetic strip is connected with the preassembled metal plate in an adsorption manner, so that lossless disassembly of the decorative plate and the base plate and high-precision alignment of multi-unit splicing can be realized under the condition that an adhesive is not needed; the wall damage risk is reduced; and the construction efficiency is improved.

This utility model discloses a studio lighting dimming control device, including studio walls. The studio walls are connected end to end to form a whole space, and the interior of this space is divided into a performance room, a control room, and a follow spot platform by the walls. A set of crossbeams is fixedly connected to the inner top wall of the control room wall. Lifting components are set on the crossbeams, and lighting components are set at the lower end of the lifting components. The communication connection between the dimming console and the DMX amplifier, and between the control console and the lifting machine are confirmed. The tension of the lifting rope, the lubrication of the pulleys, and the lighting wiring are checked. The "master stop button" is pressed to test the emergency protection. At the same time, the lifting height (1.5m-6m), stage illuminance and other parameters are preset. The control console drives the lifting machine, which drives the platform to rise and fall to the preset height through the pulley group and locks it. The dimming console individually calibrates each light fixture, calls the scene template to verify the synergistic effect of the lighting on the stage and the fill light on the audience, and ensures that the parameters meet the standards. The dimming console soft keys quickly switch scenes.

This utility model discloses a bearing structure for a turbocharger, belonging to the field of mechanical engineering technology, and specifically relating to a bearing system used to support the high-speed rotating spindle in a turbocharger. This utility model aims to solve the shortcomings of existing technologies, such as the large wear and high transmission resistance of floating ring bearings during start-up and shutdown, and the complex, costly, and unreliable structures of custom ball bearings developed to meet the high-speed requirements of turbochargers. This utility model uses a conventional ball bearing structure, and through the setting of an inner spacer ring, an outer spacer ring, spacers, and a reasonable oil circuit design, achieves the goals of reducing transmission losses, improving performance, reducing costs, and improving reliability. This utility model provides various specific embodiments to adapt to the needs of different turbocharger models.

The invention relates to the field of aquaculture nutrition preparation optimization, and particularly discloses a nutrition preparation optimization method for procambarus clarkii culture, which comprises the following steps of: setting a feeding time point, introducing temperature prediction data of the day before feeding, and according to the relationship between the feeding activeness of procambarus clarkii and the temperature # imgabs0 #, determining the feeding activeness of procambarus clarkii according to the relationship between the feeding activeness of procambarus clarkii and the temperature # imgabs0 #; and calculating to obtain a post-feeding weighted ingestion coefficient and a post-feeding ingestion stability coefficient, so that nutrition preparation can dynamically respond to temperature change, and the actual ingestion capability of the crayfish can be better met. According to the method, an adjustment factor model is established based on the growth stage of the crayfish and the calculated after-feeding weighted ingestion coefficient and after-feeding ingestion stability coefficient, the proportion of all nutritional ingredients is optimized, and the influence of the average ingestion capacity and ingestion stability is fully considered.

The invention belongs to the technical field of power systems, and relates to a cascade collaboration-based intraday optimal scheduling method, system and equipment for a hybrid pumped storage power station, and a medium. The method comprises the following steps: collecting input data; calculating cascade output of each power station in a peak regulation period and cascade power station output in a valley filling period according to the collected data; calculating the sum of the output of the cascade power stations in the peak shaving period and the sum of the output of the cascade power stations in the valley filling period; taking the maximum sum of the output of the cascade power stations in the peak regulation period and the minimum sum of the output of the cascade power stations in the valley filling period as targets to construct an optimization target function; setting constraint conditions; according to the constructed optimization objective function and a set constraint condition, with benefit optimization as a target, constructing a cascade power station intra-day collaborative peak regulation optimization model; input data are obtained, calculation is carried out through the cascade power station intra-day collaborative peak regulation optimization model, and a cascade power station intra-day collaborative peak regulation optimization strategy is obtained. The problem of intra-day scheduling after hybrid pumped storage is built is solved.

The invention discloses a fertilizing device for corn cultivation, and relates to the technical field of intelligent agricultural machines.The fertilizing device comprises a rack and a ditching wheel, the ditching wheel is arranged below the rack, a fertilizing barrel is erected on the rack, and a feeding cavity is formed in the fertilizing barrel. The driving part drives the multiple feeding shafts to rotate at different transmission ratios, the feeding grooves formed in the feeding shafts and the telescopic flexible pads in the feeding grooves are combined, different nitrogen, phosphorus and potassium fertilizers in the feeding cavity can be put in different proportions, the dynamic requirements of corn for elements such as nitrogen, phosphorus and potassium in different growth stages are met, and the corn planting efficiency is improved. The phenomena of seedling burning or insufficient fertilizer supply and the like caused by unbalanced proportioning are avoided, the feeding amount of each chemical fertilizer can be accurately controlled, and the problem of low chemical fertilizer proportioning precision of a traditional fertilizing device is effectively solved.

The present invention provides a stability control system and method for a wire-controlled chassis distributed drive vehicle. The stability control system for a wire-controlled chassis distributed drive vehicle includes: a signal input layer, including vehicle sensors, CAN communication and signal acquisition modules, for collecting parameter information; an upper controller module, including a target yaw rate, a target sideslip angle, a target roll angle calculation module and an additional yaw moment and roll moment calculation module based on MPC, for calculating the additional yaw moment and roll moment required for vehicle steering; a lower controller module, including a wheel hub torque optimization distributor and an active suspension force optimization distributor, for distributing the additional yaw moment and roll moment calculated by the upper controller module to an actuator; an actuator layer, including four wheel hub motors and four active suspensions, for executing the torque distribution target of the lower controller module. The present invention solves the problem of poor stability control effect of wire-controlled chassis distributed drive vehicles in the prior art.

The present invention relates to the field of computer technology, and discloses a method, system, terminal and readable storage medium for rapid self-organizing networking of devices, wherein the method comprises: collecting device information of all devices, establishing a networking model according to the device information; dividing all the devices into multiple subnets according to the networking model; and networking each of the subnets according to the networking model. The present invention greatly reduces the complexity of networking by dividing an entire network into multiple subnets and networking each subnet separately, thereby effectively reducing the solvable space of networking and improving the speed of solving networking. Therefore, it is possible to quickly network a complex multi-device network, and when the network situation changes, the network can be adjusted in time to meet the dynamic needs of the network and avoid problems of network congestion or shortage.

The invention discloses an ultra-precise three-axis air floating platform, which adopts the collaborative design of a vacuum preloading air floating guide rail and a porous throttling air floating bearing, and combines the nanoscale feedback of a high-precision linear grating ruler and the adjustment of a closed-loop control system to realize the nanoscale position repetition precision of an XY plane and the lifting precision within + / -1nm of a Z axis; the full-air-floating non-contact structure eliminates mechanical friction, the elastic buffering and self-adaptive adjusting capacity of an air film compensate machining and assembling errors, and the multi-frequency-band vibration isolation of the air-floating vibration isolation device is matched, so that vibration transmission and motion resistance are effectively reduced, the operation stability of equipment is improved, the service life of the equipment is prolonged, and the maintenance cost is reduced; the combination of gravity balancing of a friction-free air cylinder and driving of a linear motor is adopted, and guiding of a U-shaped guide rail is matched, so that friction-free lifting and sub-nanoscale position control are achieved; x / Y-axis dual-motor linkage is cooperated with the air bearing, so that the track smoothness and the dynamic response speed are improved, and the dynamic requirements of complex linkage processing or measurement are met.

The invention relates to the technical field of low-voltage droop power adjustment at the tail end of a rural power grid, and discloses a self-adaptive droop power control system for treating low voltage at the tail end of the rural power grid. According to the self-adaptive droop power control system for governing the low voltage at the tail end of the rural power grid, voltage data and current data at the tail end of the rural power grid are collected and preprocessed, an adjustment factor is calculated according to two deviation values, after the adjustment factor is generated, actual power in a collection cycle is calculated according to an actual voltage measurement value and an actual current measurement value, and the low voltage at the tail end of the rural power grid is controlled. The actual power and the adjustment factor in the collection period are combined to calculate the final adjustment power value, and the adjustment unit adjusts the droop power of the low voltage at the tail end of the rural power grid according to the final adjustment power value, so that the voltage at the tail end of the rural power grid is dynamically adjusted in real time, a static voltage adjustment mode is avoided, and the adjustment efficiency is improved. Corresponding load changes can be achieved in real time, dynamic requirements are met, the method is suitable for being used in all areas, and power quality stability is improved.

The application discloses a method for regulating intestinal flora imbalance by using composite probiotics, and belongs to the technical field of probiotic microecological regulation. The method comprises the following steps: constructing a composite probiotic system containing Bifidobacterium longum subsp. infantis M-63, Lactobacillus acidophilus NCFM and Bifidobacterium bifidum; preparing a composite carbon source matrix containing water-soluble dietary fiber and insoluble dietary fiber; obtaining an acclimated composite flora with a qualified flora synergy index through dynamic co-cultivation gradient acclimation; embedding the acclimated composite flora in a microcapsule carrier with enteric characteristics to form a targeted release preparation; determining an initial administration dose and administration frequency according to the number ratio of the genus Bifidobacterium to the family Enterobacteriaceae in a fecal sample of a subject; and adjusting the administration dose in real time according to the acetic acid concentration and pH value during continuous administration. The method can enhance the synergistic metabolic capacity and intestinal adaptability of the composite probiotics, realize individualized dynamic administration, and improve intestinal flora imbalance.

The present invention relates to the field of machine vision technology, and discloses a bill recognition method and device based on machine vision. The method comprises: preprocessing and randomly occluding an input bill image to obtain a preprocessed bill image; performing multi-scale feature extraction on the preprocessed bill image to obtain a multi-scale feature map set; performing progressive attention feature optimization based on the multi-scale feature map set to obtain an optimized feature map; performing semantically aligned local feature analysis on the optimized feature map to obtain a semantically aligned feature map; performing multi-label collaborative learning based on the semantically aligned feature map to obtain a multi-label classification result; performing feature compression and recognition processing on the multi-label classification result to obtain a bill recognition result. The present invention can effectively process damaged and deformed bills, realize multi-scale and multi-modal feature extraction and fusion, and has cross-domain migration capabilities to adapt to bills of different types and formats.

The invention relates to the technical field of computers, and discloses a device rapid ad hoc network method and system, a terminal and a readable storage medium, and the method comprises the steps: collecting the device information of all devices, and building a networking model according to the device information; dividing all the devices into a plurality of sub-networks according to the networking model; and according to the networking model, respectively carrying out networking on each subnet. According to the method, the whole network is divided into a plurality of sub-networks, and each sub-network is networked, so that the networking complexity is greatly reduced, the dissolvable space of the networking is effectively reduced, the solving speed of the networking is improved, the complex multi-device network can be quickly networked, and when the network condition is changed, the networking speed of the multi-device network is improved. The network is adjusted in time, the dynamic requirement of the network is met, and the problem of network blockage or insufficiency is avoided.

The present invention provides a method for intelligently identifying elements of legal documents based on big data, including: determining the attribute of a first legal document received by a server to obtain a first attribute, selecting a set of first document elements corresponding to the first attribute in a database; determining a first identification feature corresponding to the first document element set, identifying the first legal document based on the first identification feature, and obtaining a first element content corresponding to the first identification feature; determining the first identification feature of the first element content that is not obtained as a second identification feature, and determining the first identification feature of the first element content that does not meet the requirements as a third identification feature; processing the standard element table based on the second and third identification features to obtain a feedback element table and feed it back to a target end, receiving feedback information from the target end based on the feedback element table and filling it into the standard element table, obtaining a total standard element table and sending it to a management end.