10results about How to "High polymerization efficiency" patented technology

The invention discloses an electrical load aggregation scheduling method considering thermal dynamic characteristics of a building. The method comprises the following steps: constructing an equivalent thermal resistance-thermal capacity physical model of each single building in an office park; data are collected in real time, model parameters are updated through an online recursion identification algorithm, and a digital twin heat dynamic model is obtained; aggregating the buildings into a virtual aggregation group based on thermal dynamic response characteristics, and constructing an aggregation load response characteristic curve; double-layer optimization scheduling is executed, the upper layer solves a total air conditioner load power reference curve of each virtual aggregation group with the purpose of minimizing the total power utilization cost of the park, and the lower layer decomposes the reference curve to each single building and generates a control instruction; and calibrating the model parameters according to the fed back actual indoor temperature. According to the method, the capacity of the scheduling system for dealing with uncertainty is remarkably improved, and the physical feasibility and the actual execution effect of the scheduling instruction are guaranteed.

The invention discloses a method for detecting abnormal electricity consumption of an intelligent electric meter, which relates to the technical field of intelligent meter reading, and comprises the following steps of: 1, data acquisition and preprocessing, 2, data compression and dimension reduction, 3, lightweight data aggregation, 4, transfer learning and fine tuning, 5, self-supervised learning, and 6, model lightweight. According to the method, a lightweight aggregation algorithm is used, that is, data aggregation is carried out through a local weighted average method instead of a complex distributed data aggregation model, so that the calculation complexity is reduced, the aggregation efficiency is improved, and the dependence on hardware resources is reduced; before data aggregation, a data compression technology is used to carry out dimension reduction on power consumption data, so that the data volume is reduced, the aggregation efficiency is improved, and the information loss is reduced; transfer learning and fine tuning are adopted, a BERT pre-training model is utilized to accelerate training of the deep belief network, training data requirements are reduced, and model training efficiency is improved.

The embodiment of the invention relates to an information aggregation processing method and device, equipment and a medium, and the method is applied to an aggregation server side and comprises the steps that an event corresponding to an abnormal file is obtained, the event is obtained by analyzing the abnormal file through an analysis server side, and the analysis server side and the aggregation server side are independent of each other and communicate with each other; an aggregation algorithm corresponding to the event type of the event is obtained, and the aggregation algorithm is dynamically configured through an aggregation engine; and performing aggregation processing on the events based on an aggregation algorithm. According to the method, the aggregation server and the analysis server which are mutually independent and communicate with each other are arranged, analysis and aggregation processing are completely separated, the influence of analysis on aggregation during large flow is avoided, the efficiency of event aggregation is effectively improved, an independent aggregation engine is introduced for dynamic configuration of an aggregation algorithm, code modification and release are not needed, and the efficiency of event aggregation is improved. The algorithm configuration cost is greatly reduced, and the algorithm configuration efficiency and flexibility are improved.

This invention relates to the field of image analysis technology, specifically a method for testing the color development quality of photochromic paint protective films. The method includes: acquiring initial state images and color-changing state images from multiple angles; determining candidate regions for color development anomalies and corresponding anomaly labels for the effective test areas of the initial state and color-changing state images, using the brightness and chromaticity changes of adjacent pixels within the effective test areas as the subject; comparing the candidate regions from multiple angles, verifying the deformation of the candidate regions based on the differences between the angles, and considering the verified regions as the output target regions; setting influence weights based on the brightness and chromaticity of the target regions under multiple color changes, and performing secondary detection on the target regions in conjunction with fading time to calibrate the image range information of the target regions; and configuring the test results of the target regions based on the image range information of the target regions. This method achieves both accuracy and processing efficiency in paint protective film analysis.

The application discloses a kind of polybenzodifuranone and its constant potential polymerization preparation method, belong to organic conductive polymer material preparation technical field, benzodifuranone (BFDO) and supporting electrolyte are dissolved in polar aprotic solvent, and electrolyte is obtained by mixing uniformly;With platinum metal electrode as working electrode and counter electrode, with saturated calomel electrode as reference electrode, three electrodes are connected with direct current power supply and are placed in the electrolyte, in air atmosphere, electrochemical polymerization reaction is carried out using constant potential method;After reaction, the reaction liquid is extracted and filtered, dried, to obtain polybenzodifuranone (PBFDO).The application uses constant potential electrochemical polymerization method, n-type conductive polymer polybenzodifuranone can be synthesized in air atmosphere in one step, without catalyst, high-temperature anaerobic environment and complex post-processing, the product conductivity is 1.157-18.28 S / cm.Process simplification, low cost, process controllable, can realize green scale preparation and industrialization application.

This invention relates to the field of sulfur production technology and discloses an oil-extended insoluble sulfur and its preparation method. The method includes: drying industrial sulfur with a sulfur content ≥99.9% and heating it to 135~145℃ to melt it; heating the molten sulfur to 230~250℃ under a pressure of 1.5~2.5MPa to carry out a polymerization reaction, adding a composite polymerization auxiliary during the polymerization reaction; depressurizing the molten sulfur after the polymerization reaction within 0.1~0.5s and injecting it into a quenching liquid for quenching to obtain crude insoluble sulfur; drying the crude insoluble sulfur and mixing it with iodine, then grinding and aging it to obtain an aged product; extracting the aged product with an extractant and drying it to obtain high-purity insoluble sulfur powder; and coating and extruding the high-purity insoluble sulfur powder with aromatic oil and a composite stabilizer. This invention simultaneously solves the contradiction between low conversion rate of the low-temperature method and poor safety of the high-temperature method, which has long plagued the industry, and achieves better technical results.

The application discloses a kind of poly (alpha-ketone selenium amide) compound and its preparation method and application.The application is by under protective atmosphere, taking elemental selenium, poly alpha-halo aryl ethanone compound monomer and polyamine compound monomer mixing, adding base and organic solvent, stirring is carried out polymerization reaction;After reaction, precipitation, drying preparation the poly (alpha-ketone selenium amide) compound of described.The application directly converts abundant and economic, stable, low-toxicity elemental selenium into novel selenium-containing functional polymer, enriches the structure of selenium-containing polymer;Reaction atomic utilization rate is 100%, no toxic and harmful byproduct is generated;Reaction is carried out at room temperature, without metal catalyst, simple operation, polymerization reaction yield is high;The obtained series poly (alpha-ketone selenium amide) has non-traditional luminescent property, and is expected to be applied in optoelectronic device field.

This invention provides a parallel split learning method, apparatus, and system based on adaptive gradient correction, relating to the field of distributed machine learning computing technology. The invention receives intermediate layer gradients uploaded by each client, divides them into deep and shallow gradient components, calculates the consistency and comprehensive ranking score of each client's gradient, and generates an ordered gradient queue. Then, gradients are introduced one by one for weighted aggregation, directional stability judgment, and noise truncation to update the aggregation center. The comprehensive ranking score of high-confidence gradients is selected from the ordered gradient queue, and the global confidence score is calculated to dynamically adjust the global model parameters. A global reference direction is output and sent to each client, enabling each client to correct its gradients according to the global reference direction. The residual after gradient correction is used as a regularization constraint for the next round of local training optimization. This invention effectively suppresses gradient conflicts, improves model convergence speed and robustness, and reduces server computational overhead.

The present application relates to the technical field of wastewater treatment, and discloses a low-energy wastewater treatment method and system.The method comprises the following steps: performing multi-stage cyclone separation on target wastewater to be treated to obtain gradientized distribution of the target wastewater to be treated; performing spatiotemporal correlation analysis on the load distribution of the gradientized distribution to obtain distribution characteristics of the gradientized distribution; performing energy self-consistent conversion on the gradientized distribution based on the distribution characteristics to obtain a self-organizing micro-turbulent system of the gradientized distribution; performing nonlinear shear modulation on the self-organizing micro-turbulent system to obtain intelligent migration flocculation bodies of the self-organizing micro-turbulent system; performing multi-modal parameter collaborative coding on the intelligent migration flocculation bodies to obtain process control instructions of the intelligent migration flocculation bodies; and performing accurate separation of phase interfaces on the intelligent migration flocculation bodies based on the process control instructions to obtain purified effluent of the target wastewater to be treated.The present application can improve the efficiency of low-energy wastewater treatment.

The invention provides a polyacrylonitrile spinning solution, a preparation method and device thereof and a polyacrylonitrile carbon fiber precursor. The preparation method comprises the following steps: 1) dividing a comonomer into A and B parts, the A part of comonomer accounts for 50-70% of the total weight of the comonomer, and the B part of comonomer accounts for 30-50% of the total weight of the comonomer; 2) mixing the A part of comonomer, acrylonitrile, an initiator and a solvent to obtain a mixed material; 3) continuously pumping the mixed material into a micro-channel reactor, and carrying out primary polymerization to obtain a pre-polymerization product system; and 4) adding the pre-polymerization product system and the comonomer B into a batch polymerization kettle, and carrying out secondary polymerization to obtain the polyacrylonitrile spinning solution. The preparation method can realize rapid removal of polymerization reaction heat, improve the polymerization reaction efficiency, inhibit the generation of polymerization gel, and improve the distribution uniformity of a copolymerization unit in a polymer.