9results about How to "Promote technological progress" patented technology

The utility model discloses an internet switch with a fireproof arc breaking function, relates to the technical field of internet switches, and aims to solve the problems that a traditional internet switch has defects in the aspect of electrical safety protection, and particularly, a combustion risk is easy to occur under the condition that a circuit is overheated, so that potential safety hazards are caused. The device comprises a device body, a switch arc breaking mechanism and a fireproof mechanism, the upper end of the device body is provided with the switch arc breaking mechanism, and the lower end of the device body is provided with the fireproof mechanism; a bimetallic strip is arranged in the fireproof mechanism, when the temperature rises, the bimetallic strip is bent to drive the plug-in to move, and the circuit is disconnected; meanwhile, an elastic piece is arranged and used for resetting the plug-in when the bimetallic strip recovers the shape, so that the circuit is reconnected; according to the utility model, automatic disconnection and recovery of the circuit are realized through the thermal deformation characteristic of the bimetallic strip, fire hazards caused by overheating are effectively prevented, the safety and stability of the circuit are improved, and the circuit is suitable for various circuit control places requiring safety protection.

The present application relates to the technical field of aluminum strip electroplating, and particularly relates to a continuous extrusion and electroplating integrated preparation method for aluminum strip. The present application is characterized by the following aspects: a full-process continuous process design is adopted, including continuous extrusion, continuous electroplating pretreatment, continuous electroplating of composite coating, and continuous post-plating treatment; a differentiated process connection scheme is set for 1 series and 6 series aluminum alloy substrates; a nickel functional layer deposition thickness quantitative regulation and control model is adopted, in which a turbulence correction coefficient is introduced; and a copper-nickel composite coating structure, segmented current density control, plating solution temperature matching concentration matching regulation and control technology are adopted. The present application realizes integrated continuous production of aluminum strip forming and surface modification, greatly improves the adhesion, thickness uniformity and corrosion resistance of the coating, and balances the production efficiency and product performance, and can be widely applied to the preparation of conductive aluminum strips in high-end fields such as new energy vehicles.

The invention relates to a WEEE recycling supply chain inventory optimization method based on evolutionary reinforcement learning, and belongs to the technical field of supply chain management and artificial intelligence. According to the method, a multi-level inventory cooperative control model is constructed, an inventory optimization problem is modeled as a Markov decision process, and an evolution reinforcement learning algorithm is utilized to train an intelligent agent to learn an optimal strategy. Core innovations include design state space capture inventory dynamics, action space processing continuation to discrete decision mapping, and cost-based minimization of reward functions. According to the algorithm, a population evolution mechanism and experience playback optimization are fused, and the learning efficiency and stability are improved through parallel exploration and sample screening. According to the method, the uncertainty of the recovery amount and demand can be effectively dealt with, the inventory cost is reduced, the supply chain robustness and sustainability are enhanced, and a self-adaptive intelligent solution is provided for WEEE management.

The utility model relates to the technical field of building waste treatment, and provides a building waste separating device which comprises a transversely-distributed long-strip-shaped bottom support, a transversely-distributed vibration feeding plate is installed on the bottom support, and a metal adsorption mechanism is arranged on the bottom support and over the vibration feeding plate. The metal adsorption mechanism comprises side fixing plates symmetrically distributed on the two sides, an adsorption belt distributed between the side fixing plates on the two sides, five tensioning driving rollers installed between the side fixing plates on the two sides and tensioning the whole adsorption belt into an inverted right trapezoid shape, and two plate-shaped electromagnets installed in the side fixing plates on the two sides. The device can quickly and accurately separate metal substances and building waste residues in the crushed building waste, improves the efficiency and quality of building waste treatment, and has important environmental protection significance and economic value.

The application provides an OPGW cable galloping monitoring noise reduction method based on a matching grating sensor, comprising the following steps: using a matching grating array to perform distributed monitoring on a cable, and collecting a galloping signal on a monitoring line; selecting a sensing unit in the middle of a pair of gratings in the matching grating array as a reference sensor, using an interference demodulation algorithm to demodulate an optical phase change amount caused by environmental changes as an input end 1 of an adaptive noise cancellation algorithm; using the interference demodulation algorithm to demodulate an optical phase change amount caused by galloping as an input end 2 of the adaptive noise cancellation algorithm; and performing adaptive noise cancellation based on the input end 1 and the input end 2 signals through the adaptive noise cancellation algorithm. The application can obtain a sensing result with a better signal-to-noise ratio, improve the monitoring result, help to improve the technical progress of the optical fiber sensing technology in the power monitoring industry, and has important engineering value.

The utility model relates to a kind of geological drilling rotary drilling rig coring auxiliary equipment, including drill pipe knob ware and core tube auxiliary car, the drill pipe knob ware can continuously whole circle rotation and tighten or loosen drill pipe, the core tube auxiliary car can realize the automatic drilling of core tube and downhole function.The utility model is innovated by drill pipe knob ware and core tube auxiliary car, realizes the efficient collaborative operation of both, from the installation and disassembly of drill pipe in geological drilling operation and the transport of core tube these two key links, successfully solves the problem of low efficiency, many security risks under traditional operation mode, improves the efficiency, security and fluency of geological drilling operation in all directions.

The invention provides a drilling cost parameter intelligent extraction method based on a natural language processing technology, and relates to the technical field of artificial intelligence and natural language processing, and the method comprises the steps: building a cost parameter standardized form, and carrying out the standardized definition of the form according to the requirements of a drilling project cost file; establishing a mapping relationship between the standardized parameters and scheme design contents, and forming a standardized form database model; an identification rule for data extraction is formulated, wherein the identification rule comprises inclusion relation matching and complete matching; keyword definitions are extracted, and professional keywords including well drilling, well logging, well logging, well cementation and the like are defined and recognized; performing traversal identification in the document; and carrying out framework extraction by adopting a keyword extraction model to realize extraction of cost parameters. According to the invention, through efficient and high-precision acquisition of estimation and budget calculation parameters, digital and intelligent development of cost business is promoted.

The invention provides an aromatic hydrocarbon preparation system and method. The aromatic hydrocarbon preparation system comprises a methane aromatization unit, a first aromatic hydrocarbon separation unit, a CO2 hydrogenation aromatization unit, a second aromatic hydrocarbon separation unit and a CO2 production and heating unit; a product gas outlet of the methane aromatization unit is connected with a feeding hole of the first aromatic hydrocarbon separation unit, a tail gas outlet of the first aromatic hydrocarbon separation unit is connected with a hydrogen inlet of the CO2 hydrogenation aromatization unit, and a product gas outlet of the CO2 hydrogenation aromatization unit is connected with a feeding hole of the second aromatic hydrocarbon separation unit; a tail gas outlet of the second aromatic hydrocarbon separation unit is connected with a feed port of the CO2 production and heating unit, and a product gas outlet of the CO2 production and heating unit is connected with a CO2 inlet of the CO2 hydrogenation aromatization unit. According to the aromatic hydrocarbon preparation system provided by the invention, by effectively realizing the combination of aromatic hydrocarbon preparation through methane aromatization and aromatic hydrocarbon preparation through CO2 hydrogenation aromatization, the energy utilization efficiency is improved, and the yield and selectivity of aromatic hydrocarbon are remarkably improved.

The application discloses a kind of magnetic film glass etchant and its preparation method and application, the chemical composition of glass etchant is: Li2O 0~2wt%, Na2O 1.5~2.5wt%, K2O 2~4wt%, MgO 2.5~4.5wt%, B2O38~12wt%, SiO210~20wt%, TiO21.5~5wt%, Al2O30.4~1.2wt%, Bi2O320~30wt%, V2O535~45wt%, Nb2O50.5~2.5wt%.The melting temperature of the glass etchant of the application is low, the expansion coefficient is low, the surface tension is small, the high-temperature viscosity is low, can penetrate to ceramic or glass surface through metal powder layer at high temperature, play the role of etching ceramic or glass surface, thereby increase the roughness and surface area of ceramic or glass surface, make metal layer and ceramic or glass bond firm, and will not increase the resistance of metal layer, effectively improve the heating efficiency, thereby be favorable to promote the technical progress and development of electromagnetic induction furnace magnetic heating material industry.