38results about How to "Efficient design" patented technology

The application discloses a protein-small molecule binding structure prediction method and device, equipment and medium, relates to the technical field of protein-small molecule binding prediction, and includes: obtaining the first modeling graph structure and the second modeling graph structure of the protein block and the small molecule compound to be tested after modeling respectively; inputting the first modeling graph structure and the second modeling graph structure into a TANKBind model to output a predicted protein-small molecule complex through the TANKBind model; generating a first topology file and a second topology file corresponding to a protein structure file and a small molecule structure file of the protein-small molecule complex; performing molecular dynamics simulation by using a preset molecular dynamics simulation tool and a simulation file generated according to the first topology file and the second topology file to obtain a molecular dynamics simulation trajectory file; and analyzing the molecular dynamics simulation trajectory file, the first topology file and the second topology file to obtain simulation analysis results.

The invention relates to the technical field of wastewater treatment, and discloses a phenol-ammonia wastewater extraction parameter design method and device.The method comprises the steps that an extraction model between a phenolic compound and an extraction agent is established, and an extraction technological process simulation system is established based on the extraction model and the extraction process of phenol-ammonia wastewater; selecting a plurality of extraction parameters from the extraction process flow simulation system as decision variables, and setting a plurality of target optimization directions to construct a multi-target optimization model; solving based on an extraction process flow simulation system and a multi-objective optimization model to obtain a Pareto optimal solution set; and selecting a target solution from the Pareto optimal solution set according to a target demand, and designing phenol-ammonia wastewater extraction parameters based on the target solution. By means of the scheme, better design of the phenol-ammonia wastewater extraction parameters can be achieved, the phenol-ammonia wastewater extraction parameter values better meeting actual requirements can be screened out, and therefore the extraction effect of the phenol-ammonia wastewater can be improved.

The invention provides a sewing machine, a needle bar crank of the sewing machine and a design method of the needle bar crank. The design method comprises the following steps: establishing a dynamic model of the needle bar crank in dynamic simulation software, and establishing a simulated mass center of the needle bar crank; setting a plurality of groups of parameter conditions, adjusting the simulated mass center according to the plurality of groups of parameter conditions in dynamics simulation software, and calculating the inertia force of the needle bar crank to the front bearing seat under different parameter conditions. The inertia force meeting the set condition is selected from the inertia force of the needle bar crank on the front bearing seat under the condition of different parameters, and the needle bar crank is designed according to the parameter condition corresponding to the inertia force. According to the technical scheme, the parameters of the mass center of the needle bar crank are simulated and adjusted through the dynamic simulation software, the parameter conditions enabling the inertia force of the needle bar crank mechanism to meet the set conditions are selected, the optimal needle bar crank can be rapidly designed according to the parameter conditions, then vibration and noise generated when the sewing machine works are weakened and improved, and the working efficiency of the sewing machine is improved. And the motion precision and stability of the sewing machine are improved.

The application provides a method for monitoring a contaminated soil remediation process, which comprises the following steps: adding micro-nano reactors into wet contaminated soil, transferring into a closed container, mixing uniformly, carrying out the soil remediation process, collecting samples at different time periods of the remediation process, separating the micro-nano reactors from the soil by using a flotation method or a screening method, and obtaining the micro-nano reactors with target pollutants or degradation products of the target pollutants on the surfaces of the micro-nano reactors. The surface state of the separated micro-nano reactors and the target pollutants or degradation products are analyzed by using spectroscopy technology, the distribution of the target pollutants, the element valence, the morphology of the nano metal or metal oxide, the crystal form and the change of the valence are judged, the separated micro-nano reactors are washed by using an organic solvent, the target pollutants or degradation products washed out are analyzed, and the types of the target pollutants or degradation products are judged; and the progress of the soil remediation and the interaction mode of the components in the micro-nano reactors and the pollutants in the soil are obtained according to the analysis results.

The application discloses an interactive form design method and system based on a language large model, and belongs to the technical field of human-computer interaction and form automatic generation. In view of the problems that a traditional form design tool is tedious to operate, highly depends on manual experience, and an existing method based on a large model has high training cost, weak interaction ability and difficulty in real-time collaboration, the following scheme is used for improvement: defining a JSON Schema specification of a form and constructing a visual form designer, integrating a language large model interaction entrance in an interface, dynamically assembling a request containing user instructions, a JSON Schema specification and existing form data according to whether the form is empty, and submitting the request to the language large model; receiving a response in a streaming manner, and real-time analyzing and progressively updating a form designer preview interface, so that a user can directly generate or modify a form through natural language instructions, and multi-round interaction and manual subsequent adjustment are supported. The method is mainly used for reducing a form design threshold, improving design efficiency and intelligent collaboration level.

This invention discloses a method for constructing and analyzing a genome-scale metabolic network model of *Paragonimus denitrifyingus*, belonging to the field of systems biology. The method includes: whole-genome annotation; obtaining global metabolic response data of *Paragonimus denitrifyingus*; automatically retrieving genomic information and constructing Model 1 based on the species code and genome annotation results of *Paragonimus denitrifyingus* in the KEGG database; constructing Model 2 by identifying homologous proteins in the *Paragonimus denitrifyingus* genome through homology searching of proteins in the target organism based on a pre-trained Hidden Markov Model; and integrating Model 1 and Model 2. This invention allows for the efficient design and modification of denitrification engineering, achieving precise control of nitrogen degradation processes. Compared to existing metabolic engineering methods, this invention effectively reduces the workload of exploratory experiments and greatly advances a deeper understanding of the nitrogen degradation characteristics of *Paragonimus denitrifyingus*.

The invention provides a continuous pressure regulation optimization method of an emergency throttle valve and the emergency throttle valve. The method comprises the following steps: S1, establishing an optimization target; s2, setting initial parameters; s3, performing opening degree simulation on the conical valve head; s4, selecting an angle value of a cone angle of the valve head, and performing opening degree simulation on the piecewise function type valve head; s5, adjusting an angle value of a cone angle of the valve head, and performing opening degree simulation of throttling ports at different displacement positions of a valve core on the piecewise function type valve head; and S6, adjusting the outlet aperture of the outlet channel to carry out openness simulation, and determining the outlet aperture value of the outlet channel. According to the invention, continuous pressure regulation and pollution resistance of the emergency throttle valve under the condition of constant flow are taken as improvement targets, the structure of the cone angle of the valve core and the valve head is improved, and a logarithmic function form is adopted, so that the drainage basin of the emergency throttle valve is streamlined, and pollution particles in oil can easily flow out of the emergency throttle valve along with hydraulic oil; pollution particles are prevented from being retained in the valve, the cone angle of the valve head is variable, and then continuous change of pressure is achieved.

The invention discloses a Mycobacterium tuberculosis epitope mRNA (messenger Ribonucleic Acid) vaccine simulated, predicted and screened by a computer, which is prepared by the following steps: bacterial protein sequence acquisition and signal peptide analysis: acquiring amino acid sequences of proteins ESAT6, CFP10, Ag85A, Ag85B, TB10.4, PPE68, PPE18 and Rv1813c through a database; the method comprises the following steps: analyzing physicochemical properties of proteins, including the number of amino acids, the molecular weight, the instability index and the overall average value of water solubility, analyzing and predicting the allergy of the epitopes by using a server, and generating all potential mutants by using the server to predict and measure the toxicity of the epitopes; the multi-epitope mRNA vaccine candidate is successfully constructed by adopting computer simulation screening and optimization of the mycobacterium tuberculosis multi-epitope antigen, the vaccine design scheme is efficient, controllable and broad-spectrum, a theoretical basis and a candidate construct are provided for early research and development of tuberculosis vaccines, and the vaccine is expected to be used for prevention and control of tuberculosis and has positive influence on public health.

This invention discloses a digital isolator circuit with additional delay, including a transmitter circuit that receives a data input signal and generates first and second transmitter output signals, wherein the second transmitter output signal is a delayed version of the first transmitter output signal. Subsequently, an isolation barrier generates the first and second isolation output signals, causing a receiver circuit to generate a data output signal in response to these isolation output signals. By further incorporating a delay circuit in the transmitter circuit to delay the first transmitter output signal and generate the second transmitter output signal, this invention effectively enhances the received signal at the receiver circuit, maintaining the stability of the common-mode signal and the robustness of data transmission. A pulse carrier modulation mechanism is also employed to effectively reduce power consumption, electromagnetic interference, and signal jitter.

This invention discloses a preamble-free access TA synchronization method and apparatus that saves time-domain resources, comprising: coarse search for candidate TAs: selecting multiple TA candidates within a preset range with a fixed step size; signal preprocessing: receiving repeatedly transmitted Msg3 frames and obtaining the frequency domain data corresponding to each TA candidate; parallel soft combining and score calculation: performing channel estimation, equalization, and descrambling on each candidate data in parallel to obtain descrambling LLR soft bits, and accumulating their absolute values ​​to calculate the synchronization score of each candidate; candidate selection and decoding verification: sorting by score and selecting high-scoring candidates for decoding and CRC verification; synchronization confirmation: using the successfully verified TA as the final synchronization quantity. This invention saves preamble time slots and response windows, significantly reducing access latency and resource consumption.

The invention discloses a lithium battery failure mode evaluation method based on multi-physics field simulation. The method comprises the following steps: determining a 3D structure of a soft package lithium ion battery monomer; constructing an electrochemical numerical model and a heat transfer model for simulating the charging and discharging process of the soft package lithium battery; a battery degradation model is established, the SEI film formation and lithium deposition / dissolution states are reflected through an SEI formation equation, a lithium deposition / dissolution equation and a composite film equation, and the electrochemical performance of the composite film is predicted; wherein the electrochemical performance comprises the resistance of the composite membrane, the integral number of electrolyte and the charge health state; building a finite element analysis model based on the 3D structure, and solving the electrochemical performance of the electrode in the charging or discharging process; and obtaining the capacity loss and the aging degree of the soft package lithium ion battery under different working conditions. According to the technical scheme, failure simulation can be carried out by integrating multiple factors, the failure mode of the battery can be evaluated conveniently, and efficient design and optimization of the lithium battery are achieved.

The invention discloses a transmitter circuit with ringing suppression, which is suitable for being applied to a controller area network. The transmitter circuit comprises a controller area network bus driving circuit, a first operational transduction amplifier, a second operational transduction amplifier and a controller area network bus driving circuit, wherein the controller area network bus driving circuit is used for receiving a transmission data signal and generating a controller area network high-level signal and a controller area network low-level signal; the first operational transduction amplifier is used for receiving the controller area network high-level signal; and a second operational transduction amplifier for receiving the controller area network low level signal. A common-mode voltage signal in a dominant state and a control signal are adopted, and when the control signal is at a high voltage level, the first operation transduction amplifier and the second operation transduction amplifier can actively adjust high and low level signals of a controller area network to be consistent with the common-mode voltage, so that the ringing problem on a bus is inhibited and eliminated.

The invention relates to a polarizer design method and device based on dual-path cooperative training. According to the method, an encoder and a prior network are introduced; the method comprises the following steps: jointly mapping a combined feature between a structural parameter and a quality factor of a polarizer and a combined feature between a two-dimensional material parameter and the quality factor of the polarizer to a shared potential space, and in the potential space, enabling a forward decoder and a reverse decoder to cooperatively work, knowledge fusion of forward prediction from parameters to performance and reverse prediction from performance to parameters is achieved by sampling potential vectors, the performance of a known structure can be rapidly predicted, and waveguide parameters can be obtained according to expected performance and two-dimensional material parameters. According to the method, knowledge fusion of forward and reverse design is realized in a shared potential space through a dual-path cooperative training mechanism, so that the problems of high simulation resource consumption and redundant design framework in the traditional polarizer design are effectively solved, and a way is provided for efficient and universal design of the integrated waveguide polarizer.

The invention provides a gob-side entry driving coal pillar optimal width identification method. The method comprises the following steps: establishing a calculation model of an internal stress field width of solid coal according to geological conditions and mine pressure data of a target working face; establishing an expression of the minimum width of the coal pillar and an expression of the maximum width of the coal pillar on the basis of the calculation model of the internal stress field width of the solid coal so as to determine an optimization search domain of the width of the coal pillar; constructing a fitness function taking the coal pillar width as an optimization variable; and carrying out iterative optimization on the fitness function in the optimization search domain by adopting a PLO algorithm, and outputting the optimal width of the coal pillar. According to the method, the gob-side entry driving coal pillar width design efficiency can be remarkably improved, the problems of experience dependence and low efficiency are solved, the operation process is simple, the evaluation result is reliable, evaluation parameters can be quantitatively described, and the surrounding rock control effect is stable and controllable after the optimization result is applied to field engineering.

The invention provides a broadband fixed insertion phase automatic wiring method and system in a planar microwave circuit, and relates to the technical field of planar microwave circuit design. The invention provides a wiring method based on a sweeping arc (the turning radius is greater than three times of line width) on the premise of giving a plane wiring area, an insertion phase required by a transmission line, a wiring starting point position, a wiring ending point position and the width of the transmission line. The method can be combined with artificial intelligence algorithms such as a genetics algorithm, a reinforcement learning algorithm and the like, and a wiring path of a phase needing to be inserted is automatically given. According to the method, the advantages of broadband and high-performance transmission based on the sweeping arc winding method are exerted, and the problem that routing layout and fixed insertion phase control based on sweeping arc winding are difficult to design and realize under the constraint of a compact layout range is solved. The transmission line wiring designed based on the proposed design method can realize broadband transmission, high phase adjustment precision and efficient design.

This invention discloses a scalable distributed multi-chamber open-path photosynthetic measurement system and method, relating to the field of plant physiological and ecological measurement technology. The system includes a main unit and at least two distributed chambers. The main unit centrally manages gas supply, concentration mixing, flow control, and high-precision concentration differential analysis. Each chamber is an independent unit, equipped with an adjustable LED light source, thermoelectric temperature control module, multiple types of sensors, independent power supply, and wireless communication module. An open path is formed through the gas supply pipeline and the return pipeline. The core of the method lies in the main unit polling and sampling the return gas from each chamber according to a preset program through a multi-channel automatic switching valve group. Combined with a "flushing stabilization" strategy, a single gas analysis unit is used to achieve high-precision, high-throughput parallel measurement of multiple chambers. This invention solves the problems of low throughput and high cost of traditional open-path instruments, achieving a balance between high precision and high throughput, and supports in-situ deployment in the field and remote monitoring.

The utility model discloses a semi-prefabricated section assembled semi-cast-in-place large cantilever prestressed concrete cover beam which comprises a shell prefabricated part, a main beam prefabricated part and an ultra-high performance concrete connecting layer, the shell prefabricated part is formed by assembling three sections, the main beam prefabricated part is formed by assembling three sections, and the ultra-high performance concrete connecting layer is formed by assembling three sections. Splicing seams of the three sections of main beam prefabricated parts and splicing seams of the three sections of shell prefabricated parts are arranged in a staggered mode, corrugated pipes are arranged in the spliced main beam prefabricated parts, and prestressed steel strands penetrate through the corrugated pipes; an ultra-high-performance concrete connecting layer is formed in a cavity between the shell prefabricated part and the main beam prefabricated part through cast-in-place construction, and a steel reinforcement framework is further arranged in the ultra-high-performance concrete connecting layer. The structure is simple, the design is reasonable, the construction is convenient, and the comprehensive economic benefit is improved.

This invention discloses an eigenmode analysis method based on periodic Green's functions and its application. The method is characterized by: obtaining the element structure model of the target element and performing triangular mesh generation; constructing RWG basis functions; obtaining the periodic Green's function and using the EWALD transform to decompose it into spatial and spectral parts; constructing an impedance matrix; decomposing the impedance matrix to construct generalized eigenvalue equations and solving for the eigenvalues, thereby obtaining the mode importance of the target element and completing the eigenmode analysis. The advantages are: by using the periodic Green's function, the coupling between the target element and other elements in the periodic structure is directly calculated, accurately reflecting the true modes under infinite periods; using the EWALD transform to decompose the periodic Green's function into spatial and spectral parts, and then performing convergence in the spatial and spectral parts respectively, followed by summing, greatly accelerates the convergence speed, thereby significantly reducing computational complexity and improving computational efficiency.

The invention discloses a solid state disk master control device, and belongs to the technical field of solid state disks. A mixed storage architecture is adopted and comprises a controller, a nonvolatile storage medium, a volatile storage medium and a plurality of NAND flash memories, the nonvolatile storage medium and the volatile storage medium are used in a mixed mode, and hierarchical and classified storage is carried out according to data characteristics; the nonvolatile storage medium and the volatile storage medium are integrated in the same address space through the controller, and intelligent hierarchical management of data is realized. Host write-in data is directly cached in a nonvolatile medium, metadata is stored in a volatile medium, and when the data size reaches a set threshold value, the data size is automatically brushed down to an NAND flash memory. According to the invention, an external capacitor is not needed, standby power-free data protection is realized through hardware architecture innovation, the material cost is obviously reduced by 20-40%, the PCB layout space is released, and the data loss risk caused by capacitor aging is fundamentally eliminated.

The invention discloses a hydraulic oil cylinder design method and system and a hydraulic oil cylinder. The method comprises the steps that basic data of a to-be-designed hydraulic oil cylinder are determined; carrying out reusability analysis on the basic data of the hydraulic oil cylinder to be designed, and generating a processing list with a state mark; carrying out part processing and sealing element assembling according to the processing list with the state marks to obtain a derived model; parameterized driving and model regeneration are conducted on the derived model through basic data of the hydraulic oil cylinder to be designed, and a designed hydraulic oil cylinder model and an engineering drawing are obtained. According to the method, reference model reusing, part library retrieval, parameterization derivation and automatic assembly are fused, the problems that pure parameterization design has no reusing function and the pure reusing efficiency is low are solved, and part-level efficient design is achieved.

This invention provides a TIR spacer sequence optimization method based on guided active learning, belonging to the field of synthetic biology. The method includes: Step 1: Constructing an initial seed bank containing multiple samples; Step 2: Extracting multidimensional biophysical features from each sample; Step 3: Training a primary regression model based on a training ensemble model based on the multidimensional biophysical features; Step 4: Performing guided iteration on the algorithm of the primary regression model; Step 5: In each round of guided iteration, using a SHAP model to analyze features as navigation for the guided exploration strategy, selecting samples with high exploration value for experimental verification, and incorporating the feedback data from the experimental verification into the training set in real time to update the model parameters; Step 6: Continuing guided iteration on the model with updated parameters, repeating Step 5 until the model converges or reaches the predetermined optimization objective. This invention achieves local landscape reshaping with a small sample size.

The present application relates to the field of engineering, disclose a kind of assembled round steel core mould, including at least one straight section formwork unit and / or at least one curved section formwork unit, the straight section formwork unit is enclosed by multiple straight section formwork pieces along the wedge-shaped arc surface into cylindrical, the curved section formwork unit is enclosed by multiple curved section formwork pieces into arc pipe, adjacent formwork piece and adjacent formwork unit are detachably connected by detachable connecting piece.The beneficial effects of the present application are that under the premise of guaranteeing structural strength and anti-floating safety, the steel mould is quickly disassembled and efficiently circulates in narrow space.

The application discloses a data knowledge fusion solid engine migration optimization method, comprising the following steps: mapping the performance characteristics and quality characteristics of each source domain engine to a target domain engine to obtain a plurality of low-precision sample points at a first mapping burning rate; calculating the mapping thrust-time curve of each source domain engine on the target domain engine at a second mapping burning rate, and obtaining a high-performance design domain of the target domain engine based on the error between the mapping thrust-time curve and the required thrust-time curve of the target domain engine; and iteratively optimizing the target domain engine based on the low-precision sample points and the high-performance design domain to obtain the design result of the target domain engine. The application is applied to the technical field of solid engines, can effectively improve the overall design efficiency of the solid engine, and solves the problems of a large number of design parameters, a large variable range, difficult algorithm convergence and low design efficiency during the overall design of the solid engine.

The application discloses a kind of multi-scale target perception classification method and system based on twin network, comprising: obtaining the point image of each item of positioned support tube clamp and pre-processing, obtain the pre-processed point image of each item;According to the pre-processed point image of each item, combined with improved main network resnet50 and twin neural network, construct multi-scale target perception classification model based on twin network;The model training is carried out to the multi-scale target perception classification model based on twin network, and the trained multi-scale target perception classification model based on twin network is obtained;Using the trained multi-scale target perception classification model based on twin network, the defect classification is carried out to the point image of each item of support tube clamp to be detected positioning, and classification result is obtained.The method of the application has high accuracy in recognizing the defects of catenary 4C positioning support tube clamp area, and has high recognition efficiency.

The application relates to a state machine visualization system, method, device, equipment and medium, and relates to the technical field of state machines.The system is provided with a state node creation module, can construct various state nodes on a vector canvas and set transition conditions, further has a dynamic transition control module which can determine a target state node and a transition connection line according to a trigger event and state information, and a canvas display module which can display a current active state node and the transition connection line in real time.The application realizes the visualization of a game state machine, clearly displays state transition logic by constructing various state nodes and transition connection lines, timely responds to a trigger event by using dynamic transition control, and combines with highlight display to facilitate observation of a current state, and improves game development efficiency and the intuitiveness of state management.

The application discloses a preparation method of a phenolic resin-based monatomic catalytic electrode plate material and a method for selective electrochemical hydrogenation of nitrogen heterocyclic organic compounds, which is based on the principle of in-situ derivation of monatomic catalysts from ZnNi bimetallic organic frameworks, and a phenolic resin-based composite precursor is prepared by grading and fine dispersing and directional construction of microstructure and functional components, so that a Ni monatomic catalytic electrode plate with integrated interlinked three-dimensional conductive network structure and stereoscopic stepped through-porous structure is prepared through a pyrolysis process. The application adopts a green chemical synthesis strategy to design a clean and efficient electrochemical directional conversion path, so that the degradation of nitrogen heterocyclic organic pollutants and the synthesis of high-value aromatic hydrocarbon compounds can be simultaneously realized. Through a novel coupled electrochemical conversion path with low energy consumption, zero emission and without any additives and byproducts, high-value fine chemicals can be produced, so that environmental pollution can be effectively solved, energy consumption can be reduced, and clean oil products with ultra-low nitrogen content and ultra-high aromatic hydrocarbon content can be produced.

The present application relates to the technical field of deep-sea lighting device, and particularly discloses a selection method for light source of deep-sea laser lamp, which comprises the following steps: (1) providing a plurality of to-be-tested light sources; (2) determining the minimum light-emitting angle of each light source in air by using a test system; (3) calculating the minimum light-emitting angle i of the to-be-tested light source in seawater min1 ; if i min1 ≤ 2°, the to-be-tested light source can be used as the light source of the deep-sea laser lamp; if i min1 > 2°, the to-be-tested light source cannot be used as the light source of the deep-sea laser lamp. The present application selects the light source of the deep-sea laser lamp by taking the light-emitting angle as the reference, and provides a good foundation for the design of the deep-sea laser lamp.

This invention provides a method and system for tracking and controlling the rotational speed of a floating wind turbine above its rated wind speed, relating to the field of wind power generation technology. The method includes: acquiring the gearbox ratio, rated electromagnetic torque, rotor speed, floating foundation pitch velocity, and inflow wind speed of the wind turbine; calculating the electromagnetic torque control signal of the wind turbine using a first electromagnetic torque formula based on the gearbox ratio, rated electromagnetic torque, rotor speed, floating foundation pitch velocity, and inflow wind speed; and sending this signal to the wind turbine controller to eliminate limit loops, control the electromagnetic torque of the wind turbine, and thus maintain a constant rotor speed. This invention creatively proposes to eliminate limit loops by adjusting the electromagnetic torque of the wind turbine, solving the problem of large-scale rotational speed oscillations and maintaining a constant rotor speed. This can effectively improve the rotor speed control effect and indirectly improve the economic benefits of wind power generation.