36results about How to "Reduce high cost" patented technology

The invention belongs to the field of intelligent management, and relates to a building automation construction site intelligent management system based on big data, and the system comprises a building construction size qualification analysis module, a reinforcing steel bar quality qualification judgment module, a building construction quality qualification judgment module, a building construction model splicing module, a fabricated residence qualification judgment module and the like. The method comprises the steps that firstly, building component size data are collected, an actual model is created in BIM software, and the area qualification degree is analyzed; then, steel bar distribution and defects are analyzed based on the model, and steel bar quality is judged. And then, the building component quality is judged and early warning is performed by integrating the area and the steel bar quality. And if all the components are qualified, simulating splicing to obtain an integral model, and judging the qualification of the integral model. And finally, carrying out field assembly and concrete filling, collecting images, analyzing wall pollution and defects, comprehensively evaluating the quality of the fabricated residence and carrying out early warning. The system ensures comprehensive quality detection and qualification judgment of the assembly type residence from components to the whole.

The invention belongs to the field of big data, and relates to a file storage method which comprises the steps that access frequency information of a target file in a historical time period is acquired, and the target file is stored in a mechanical hard disk of an object storage system; judging whether the target file is a high-frequency access file or not according to the access frequency information and an access threshold value; if the target file is the high-frequency access file, obtaining file attribute information of the target file, and judging a to-be-stored type of the target file based on the cache strategy and the file attribute information; if the to-be-stored type of the target file is a memory storage type, storing the target file into a memory cache; and if the to-be-stored type of the target file is the standard storage type, storing the target file into a solid state disk cache. The invention further provides a device, equipment and a medium. In addition, the invention also relates to a block chain technology, and the access frequency information and the target file can be stored in a block chain. The method can improve the utilization rate of storage resources.

The invention provides a soft rock roadway bottom plate reinforcing method. The soft rock roadway bottom plate reinforcing method comprises the following steps that S1, a bottom plate of a roadway is trimmed; s2, a reinforcing mesh is laid on the first concrete layer; anchor rods and / or anchor cables are driven to the bottom plate at intervals on the first net layer in the extending direction of the roadway; s3, grouting is conducted in the holes where the anchor rods and / or the anchor cables are located so that anchoring and fixing can be achieved; then, grouting is conducted on the first net layer; s4, a reinforcing mesh is laid on the second concrete layer, then grouting is conducted on the second mesh layer, a third concrete layer is formed through solidification, and the part, facing the second mesh layer, of the third concrete layer is of a downwards-protruding arch structure; by means of the method, the bottom plate of the roadway is stabilized and reinforced, the supporting and reinforcing strength of the bottom plate is higher, the three concrete layers have certain elastic deformation capacity, damage, cracks and failure caused by damage to the surface of the bottom plate of the roadway are avoided, and long-term stable work of the roadway is guaranteed.

The invention relates to an odor diffusion early warning system for a livestock and poultry farm. The odor diffusion early warning system for the livestock and poultry farm comprises the following steps: acquiring odor emission source data of the livestock and poultry farm; processing information of the deodorization equipment is obtained, wherein the processing information at least comprises the equipment type and the operation state; on the basis of the processing information of the deodorization equipment, deodorization emission components are obtained; obtaining environmental data; the environment data at least comprises topographic data and meteorological data; establishing an early warning model, and obtaining an early warning threshold value and an early warning value based on the farm odor emission source data, the processing information of the deodorization equipment and the environmental data; comparing the early warning threshold with an early warning value to obtain early warning information; the livestock and poultry farm odor diffusion early warning system can efficiently and accurately solve the problems of monitoring and early warning of odor diffusion of a three-dimensional building farm; the real diffusion condition can be accurately reflected, and the response speed and accuracy of the early warning system are improved.

The utility model relates to the technical field of biscuit production, and discloses an automatic biscuit dough feeding device which comprises a base, two frame bodies are fixedly connected to the bottom side of the base, a plurality of rotating rollers are rotationally connected to the close sides of the frame bodies, a conveying belt is arranged on the outer walls of the rotating rollers in a sleeved mode, a stirring barrel is fixedly connected to the top side of the base, and a conveying belt is arranged on the conveying belt. Two augers are rotationally connected to the inner wall of the stirring barrel, a first rotating shaft is rotationally connected to the rear side of the stirring barrel, and the augers are connected with the first rotating shaft through a first bevel gear set. According to the dough cutting and conveying device, an integrated structural design is adopted, dough cutting and conveying are integrated, intermediate steps and transfer time in the production process are reduced, so that production efficiency is improved, meanwhile, a motor which is singly used as a driving source is adopted for driving, high cost caused by a large amount of power consumption brought by a plurality of driving sources is reduced, and the dough cutting and conveying device is suitable for large-scale popularization and application. Therefore, the utilization efficiency of the motor is improved.

The invention relates to a transaction response state processing method based on RPC (Remote Procedure Call) exception return, which comprises the following steps that: a service party defines a specific transaction response code, and packages the transaction response code into an exception class object to be thrown out according to a transaction response state corresponding to an exception class when a transaction error occurs; ensuring that the transaction response code is consistent with the transaction response state corresponding to the abnormal class; the consumer judges a transaction response state according to the abnormal class object after receiving the abnormal class object thrown by the service party; when the consumer cannot process the abnormal class object, the abnormal class object is thrown to an upstream system, and it is ensured that the abnormal class object is kept consistent with the transaction response state of the response code in the transmission process; and the upstream consumer repeats the second step until a certain system receives the abnormal class object, and judges the transaction response state according to the abnormal class object to carry out correct error processing. According to the method, information loss and transaction processing risks caused by multiple times of transmission of the transaction code in a traditional method are avoided, the cost of global management of the response code is reduced, and the limitation on transaction response processing of the system is reduced.

The application discloses an industrial elevator control box base forming device, which comprises an upper fixed plate and a lower fixed plate, a female mold plate is arranged at the bottom of the upper fixed plate, a male mold plate is arranged at the bottom of the female mold plate, spacing plates are arranged at the bottom of the male mold plate, spring push rods are arranged between the two spacing plates, an upper thimble plate is mounted at the bottom of the spring push rod, a lower thimble plate is arranged at the bottom of the upper thimble plate, and the lower fixed plate is arranged at the bottom of the lower thimble plate. The upper positioning mounting column and the lower positioning mounting column are detachably connected with the mounting block, and the two mounting insertion holes on the mounting block are designed in cooperation, so that the industrial elevator control box base forming device can be quickly disassembled and reassembled, the maintenance process is greatly simplified, the equipment downtime is reduced, and the maintenance time is short and the cost is low.

The invention provides a multi-line vehicle intelligent scheduling method and system, equipment and a storage medium, and belongs to the technical field of intelligent vehicle scheduling, and the method comprises the steps: constructing a feature extraction network which is used for extracting a feature vector of first information; and constructing a vehicle selection network, wherein the vehicle selection network is used for selecting vehicles for scheduling. And constructing a simulation environment, wherein the simulation environment is used for simulating operation information of the vehicle. And constructing an intelligent agent based on the feature extraction network and the vehicle selection network. First information is generated based on the simulation environment, the intelligent agent is trained based on the first information and a reward function to obtain a reinforcement learning intelligent agent, the first information is historical operation information of the simulation vehicle, and the reward function is a reward value calculation function corresponding to the first information; and inputting second information into the reinforcement learning agent to obtain a target scheduling scheme, wherein the second information is multi-line vehicle information. According to the multi-line vehicle intelligent scheduling method and system, the equipment and the storage medium provided by the invention, the capability of coping with a complex vehicle scheduling problem can be improved.

The invention belongs to the technical field of material additive manufacturing and surface engineering, and particularly relates to a process method for preparing an erosion-resistant layer on the surface of a high-speed pump diffuser runner opening. According to the method, a cold metal transition welding technology is adopted, cobalt-based alloy with high corrosion resistance is selected as a surfacing material and applied to the surface of the high-speed pump diffuser runner opening in a surfacing mode, an erosion-resistant surfacing layer which is free of metallurgical defects and high in hardness is constructed, and therefore the service life of a diffuser is effectively prolonged. According to the technological method, through precise welding parameter regulation and control and scientific selection of materials, the erosion resistance of the surface of the diffuser runner opening of the high-speed pump is remarkably improved, an efficient and reliable surface strengthening solution is provided for the industrial field, and the technological method has important technological innovation value and application prospects.

The invention discloses a class of tripterine derivatives for targeted inhibition of EGFR (epidermal growth factor receptor) and application of the tripterine derivatives in preparation of antitumor drugs, and belongs to the technical field of chemical pharmacy. According to the invention, tripterine and thienyl, indolyl or morpholine substituted aryl carboxylic acid are connected together through an ester bond, and a class of tripterine derivative molecules are obtained through semi-synthesis. Molecular docking experiments predict that the derivative molecules have higher EGFR targeting ability than parent nucleus tripterine, and in-vitro antitumor activity research shows that the molecules have higher inhibitory activity on lung cancer tumor cell strains, meanwhile, the toxicity of tripterine is remarkably reduced, and the molecules have certain ability of inhibiting tumor cell migration. # imgabs0 #

This invention provides a Chinese text-to-speech method based on an offline unit library constructed using a multimodal large model, relating to the field of text-to-speech technology. The method includes the following steps: receiving the target text to be synthesized; parsing the target text for scene tags, sentiment tags, and stress positions using a lightweight semantic parsing model; querying a pre-constructed offline unit library based on the parsing results, and retrieving corresponding candidate acoustic prosodic units for each Chinese character or word; constructing a state network with the candidate acoustic prosodic units as nodes; calculating the optimal path based on the inter-unit transition cost and semantic matching degree in the offline unit library using the Viterbi algorithm, and selecting the globally optimal acoustic prosodic unit sequence; and smoothly concatenating the candidate acoustic prosodic units in the optimal acoustic prosodic unit sequence to generate and output the target speech.

The invention relates to the technical field of medical detection, in particular to a lower limb gait data collecting and processing method and system for auxiliary diagnosis of Parkinson's disease, and after obtained lower limb gait data of a patient is subjected to filtering, noise reduction, fusion, normalization and other preprocessing operations, a training data set is created. In the aspect of classification, an improved CNN network is combined with a converter, and correlation between gait data is classified. The CNN network is used for deep feature extraction, replaces an embedded layer of Transform as input, does not perform flattening processing, optimizes a masking process, and calculates the global correlation of data through a multi-head attention mechanism. And finally, performing classified output by using an MLP head. The network structure allows parallel data input, so that the calculation time is greatly reduced. The improved network structure not only realizes higher classification accuracy, but also reduces the network parameter volume, so that the model is possible to be implanted into mobile and embedded equipment.

The embodiment of the present specification provides a kind of decision graph atlas graph data generation method and device.The method is executed by computer, comprising: reading first graph data from first storage area, wherein it includes the first node corresponding to the event attribute of first type business event.Several rules scripts are read from second storage area, rule script defines several decision rules, each decision rule includes identification field and expression field;Any variable included in the expression field of any decision rule is one of several event attributes or the identification value of the identification field of other decision rules.Through parsing rule script, determine second graph data, wherein it includes: parsing expression field obtains the dependent relationship between decision rule and event attribute and between each decision rule;Second graph data includes the second node corresponding to several rules, and the connection edge generated according to dependent relationship.Further, based on first graph data and second graph data, generate the graph data of decision graph atlas.

The utility model belongs to the technical field of ship protection equipment, and particularly relates to a corrosion-resistant rubber fender which comprises a mounting plate, and a mounting assembly is arranged on the periphery of the mounting plate. The installation assembly comprises installation grooves, the multiple installation grooves are evenly formed in the periphery of the installation plate, bolts are connected to the periphery of the installation plate in a threaded mode, the installation plate is sleeved with gaskets in an abutting mode, the bolts are sleeved with the gaskets, and the installation grooves are in a U shape. Due to the fact that the peripheries of the protective pad, the fender body and the bolts are all coated with the anti-corrosion coatings, corrosion of external corrosive media can be effectively resisted. And the corrosion-resistant buffer layer in the protection plate is made of a special corrosion-resistant material, so that the overall corrosion resistance of the fender is further enhanced, the service life of the rubber fender in a severe corrosion environment is greatly prolonged, the high cost caused by frequent replacement of the fender due to corrosion is reduced, and long-term safety protection of ship berthing is ensured.

The application discloses a kind of fine rod type valve opening recognition method, the method includes: making identification band, and it is pasted on multiple valve components, the structural dimension of each the valve component is measured;Valve number represented by identification band, size information, initial switch state of valve component represented by identification band of identification band, color feature of identification band;Collect the image I of target valve;Image processing is carried out to the image I of target valve and is recognized, and the image area where identification band is located is fitted, and the actual opening of target valve is calculated;The valve opening recognition method of the application can mark and data entry to the valve component to be identified in advance, compare by image acquisition processing of inspection robot and input data, to calculate the actual opening size of valve, reduce human intervention, improve calculation accuracy;Enhance the applicability of inspection robot in actual inspection process.

This invention relates to the field of vehicle OTA upgrade testing technology, and discloses a network simulation system and testing method for vehicle OTA upgrade testing. The system includes a cellular communication simulation network, a programmable attenuation and channel simulation device, and a user terminal. The cellular communication simulation network includes an access network, a bearer network, and a core network. The access network deploys a base station controller and multi-band base stations. The radio frequency signal output from the access network is connected to the test environment via the programmable attenuation and channel simulation device. The user terminal sends commands to the base station controller for base station activation and deactivation configuration, and base station transmit power adjustment. The user terminal also sends commands to the programmable attenuation and channel simulation device for channel simulation mode control and signal strength adjustment control. Finally, the user terminal sends commands to the bearer network device for network transmission link parameter configuration. This invention can simulate various typical network scenarios through parameter configuration, enabling non-road testing of OTA upgrades.

The application provides a large model multi-agent A2A virtual power grid dispatching and power selling system and method, which comprises a vertical field energy large model module, an MCP tool layer module, an A2A multi-agent negotiation layer module and an application service layer module; the vertical field energy large model module serves as a system core reasoning engine; the large model multi-agent A2A virtual power grid dispatching and power selling system and method; the large model multi-agent A2A virtual power grid dispatching and power selling system provided by the application improves system operation safety and reliability, constructs a continuous learning closed loop of execution, evaluation, optimization and updating, iteratively optimizes dispatching and power selling strategies through review and optimization of agents, strengthens system adaptive and autonomous evolution capabilities, guarantees long-term stable and efficient operation, and provides a new technical path for intelligent operation of a virtual power grid.

The invention discloses a wind and light storage automobile charging system and a control method, and relates to the technical field of power supply and distribution, and the system comprises a transformer, a first AC / DC converter, an energy storage system, a first DC / DC converter, a charging gun, a photovoltaic array, a second DC / DC converter, a wind driven generator, a second AC / DC converter and a power divider. The power divider obtains the charging power requirement of the charging gun, the real-time photovoltaic power generation power of the photovoltaic array, the real-time wind power generation power of the wind power generator and the discharging power of the energy storage system. And selecting equipment for supplying power to the power divider according to the actual conditions of the charging power demand, the real-time photovoltaic power generation power, the real-time wind power generation power and the discharging power. The photovoltaic array and the wind driven generator are added, so that the capacity of the energy storage system can be reduced, the photovoltaic array and the wind driven generator can charge the energy storage system, the capacity of the energy storage system is increased invisibly, and the suppression effect on power grid fluctuation is remarkably improved.

The present invention discloses a method for calculating the anion and cation sites of sulfur-doped lithium titanate, establishing a ternary equilibrium phase diagram of Li-Ti-O; establishing a model of lithium titanate perfect supercell, defect system and constituent phases of the ternary phase diagram, and performing structural optimization; using first principles to calculate the defect formation energy of sulfur doping at different sites; and calculating the electrical properties of the perfect unit cell and defect unit cell respectively. The method of the present invention has certain significance for improving the electrochemical performance and defect control of lithium titanate materials as negative electrode materials for lithium ion batteries.

The invention discloses a multi-source heterogeneous data collecting and processing method and system and a storage medium. The method comprises the following steps that a configuration management layer loads and analyzes a configuration file; the data driving layer dynamically creates all enabled data source instances according to configuration; the data scheduling output layer starts an independent collection task for each instance, and periodically triggers collection of multi-source heterogeneous data; the data driving layer performs preliminary analysis on the collected original data; the data processing engine layer processes the data obtained through preliminary analysis according to a configured pipeline rule; and the data scheduling output layer reports the processed data to a target system. Unified access, configuration, acquisition and data processing of various heterogeneous data sources are realized, so that the system complexity is reduced, the development, operation and maintenance efficiency is improved, and the reliability and real-time performance of data acquisition are guaranteed.

This invention proposes a bidirectional synchronous high-speed imaging and diagnostic system for electric thruster plasma oscillation. It comprises a vacuum chamber, an electric thruster, a vacuum chamber observation window, electric thruster plasma, a reflector assembly, a side-viewing optical path, a high-speed camera, a data processing system, and a high-speed camera's imaging range and a front-viewing optical path. The electric thruster, vacuum chamber observation window, and reflector assembly are bolted together inside the vacuum chamber. The electric thruster plasma is generated by the electric thruster and adheres to its outer surface. The side-viewing and front-viewing optical paths are formed by the reflector assembly. The high-speed camera is placed outside the vacuum chamber, with its imaging range directly facing the vacuum chamber observation window to capture the side-viewing and front-viewing optical paths. The electric thruster and its plasma are the subjects of the imaging. Compared to traditional bidirectional synchronous high-speed imaging, this invention establishes a bidirectional optical path to simultaneously introduce images of the side and front of the electric thruster into the lens of a single high-speed camera, requiring only a single high-speed camera. This reduces the financial and time costs of experiments and improves research efficiency.

This invention discloses a modular VR / AR surgical teaching system and method based on a local large-scale model. The local large-scale model training module is deployed in a local computing environment, storing structured medical knowledge and dynamically generating teaching scripts and assessment question banks. A lightweight VR / AR hardware group collects multi-dimensional user operation data and provides multi-sensory feedback. A full-process training control module, with a built-in physical simulation engine and evaluation logic, constructs a virtual surgical scene, simulates tissue mechanical changes in real time, compares user operations with standard surgical procedure models and generates error correction guidance, and generates a quantitative ability assessment report based on the entire process data. A multi-scene data mapping interface adopts a modular architecture based on a standardized intermediate communication protocol, achieving low-coupling logical isolation and dynamic integration between functional modules through a unified data exchange format and abstract interface specifications. This application adopts an edge-side deployment strategy to protect patient privacy and ensure real-time force feedback and tissue deformation rendering in the VR / AR scene.

The application discloses an on-line monitoring device and method for dissolved gas in transformer oil based on infrared spectrum, which comprises a transformer oil gas separation part, an infrared spectrum gas detection part and a data processing part. The method comprises the following steps: firstly, carrying out oil gas separation; then, sending the obtained dissolved gas in oil into a gas chamber and scanning the gas chamber by using an infrared spectrometer to obtain a spectrum diagram; and finally, obtaining the content of various target gases in oil by using a gas quantitative analysis model. The application uses infrared spectrum method as the gas detection part, has the advantages of fast spectrum data acquisition, no consumption of gas samples, wide detection range, high stability, maintenance-free, long-term operation monitoring cost, etc. compared with the most widely used gas chromatography method for on-line monitoring of gases in transformer oil. The device adopts a structure based on single-chamber vacuum degassing, solves the problem of spectrum baseline offset distortion, and does not need to consume nitrogen as background, thereby improving the automation degree of the device.

The application relates to a satellite navigation narrow-band interference real-time suppression method based on power inversion. The method comprises the following steps: segmenting and windowing a continuous satellite navigation digital intermediate frequency signal, converting the signal to a frequency domain through FFT, realizing power inversion through unit circle projection to attenuate narrow-band interference, determining an effective frequency point index range according to a signal center frequency and a nominal bandwidth, zeroing out out-of-band spectral lines, recovering a time domain signal through IFFT, and finally recombining and outputting through overlapping post-processing. The method does not require prior information and threshold judgment throughout the process, can blindly and adaptively suppress interference, solves the problem of signal-to-noise ratio deterioration under a wide sampling bandwidth, has strong real-time performance, small signal distortion, and is suitable for multiple navigation systems.

The application discloses a label management method and device based on a configuration template driver. The method acquires a predefined configuration file to define field types, operators and SQL templates in a declarative manner; defines labels based on the configuration and user input, and stores and organizes logical relationships between fields in the labels in a first tree structure; combines business rules based on the defined labels, and stores and organizes set operation relationships between the labels in a second tree structure; and in response to a query request, dynamically generates and executes a structured query statement according to the configuration file and the two-level tree structure. The application can achieve the technical effects of greatly improving configuration efficiency, qualitatively changing support capability of logical complexity, sharply reducing system expansion and maintenance cost, and significantly enhancing overall stability and security.

This application discloses a cross-database dialect intelligent DDL conversion method based on G4 formal grammar comparison. This method uses ANTLR4 G4 formal grammar files as the semantic benchmark and establishes a precise grammatical mapping relationship between the source and target databases through four steps: grammar rule alignment, grammar element mapping, grammar difference marking, and conversion rule generation. Based on a unified AST model, the parsing and generation processes are decoupled. A cross-dialect standardized segment model is constructed through the parsing visitor, and then the target SQL is generated node by node by the translation visitor. It supports three configurable conversion strategies: strict, lenient, and warning, as well as real-time incremental DDL synchronization. This invention has advantages such as high conversion accuracy, comprehensive dialect coverage, low expansion cost, flexible and configurable strategies, and zero intrusion into business systems. It is adaptable to bidirectional DDL conversion of various mainstream databases such as Oracle, MySQL, and OpenGauss.

The invention provides a low-cost laser displacement sensor based on a PSD. According to the sensor, a one-dimensional PSD (position sensitive device) is adopted as a photoelectric device, light spot change is directly converted into current output, and complex imaging waveform positioning calculation is avoided; a simple ARM is adopted as a processor, only simple operation is needed, and complex calculation of waveform positioning is avoided; a reflector is adopted to carry out turn-back layout on a light path, so that the volume and material consumption of the sensor are reduced; the laser, the focusing mirror, the imaging mirror, the reflecting mirror and the PSD device are simultaneously fixed by adopting the integrated connecting plate, so that the performance is stable and reliable, the assembly is convenient and fast, and the production efficiency is improved. The sensor can effectively solve the problem of high cost of a laser displacement sensor, the reduction amplitude of the measurement precision is limited, the measurement speed can be multiplied, the size is obviously reduced, the implementation cost is low, the cost performance is high, and the sensor has wide practicability and universality.

The application is an open fan full-range working characteristic expansion method based on skeleton characteristics, belonging to the field of open rotor engine; the method introduces a skeleton characteristic representation system with loss coefficient as the core to solve the problem that the efficiency in the representation of traditional propeller characteristics has singular points in the autorotation state, leading to the collapse of cross-condition numerical simulation calculation. By defining the work coefficient, pressure coefficient and loss coefficient, and based on the blade element theory to determine the ridgeback point and its existence condition, the ridgeback characteristics describing the characteristic change law of ridgeback point and the non-ridgeback characteristics describing the deviation law of non-ridgeback point are constructed. Finally, by combining the ridgeback characteristics and the non-ridgeback characteristics, the known local working condition characteristic data is continuously and smoothly expanded to the full working range including braking, autorotation and windmill state. The application fundamentally eliminates the numerical singular points in the characteristic curve, realizes the stable simulation and high-performance expansion of the open fan in the full working condition.

The invention discloses a deflection-angle-free (111) single crystal diamond substrate and a preparation method thereof. The preparation method comprises the following steps: selecting a (111) single crystal diamond substrate with a deflection angle less than 5 degrees; (111) crystal face atomic steps are formed on the surface of the (111) single crystal diamond substrate with the deflection angle smaller than 5 degrees; growing (111) crystal face diamond on the surface of the substrate with the (111) crystal face atomic step in a self-selection manner to obtain a step-free (111) single crystal diamond substrate; two-dimensional growth is carried out on the step-free single crystal diamond substrate to obtain the deflection-angle-free single crystal diamond substrate, so that the (111) single crystal diamond epitaxial layer with high quality and low surface roughness can be obtained in the subsequent two-dimensional epitaxial growth stage. The preparation method provided by the invention can solve the problems that the current (111) diamond substrate generally has a substrate deflection angle, the substrate cannot realize expanded growth due to (111) homoepitaxy caused by the substrate deflection angle, and the epitaxial layer has fault and cannot realize high-quality growth.