16results about How to "Go green" patented technology

The invention relates to the technical field of immersed injection spray guns, and discloses a multi-channel rotational flow spray gun optimization method and system based on graph convolution, and the method comprises the steps: combining computational fluid dynamics and a graph convolution neural network technology, and rapidly predicting a velocity field and a pressure field of a spray gun through rotational flow spray gun grid coordinates and rotational flow blade boundary information; the design period is obviously shortened, the test cost is reduced, and the research and development efficiency is improved; the graph convolutional neural network model subjected to repeated training and verification has high generalization ability and high accuracy, and it is guaranteed that the spray gun can still provide reliable prediction results under different working conditions and variable industrial conditions. The system comprises a data acquisition and preprocessing module, a graph convolutional neural network model module and a rotational flow spray gun structure optimization module. The flow characteristics and local physical characteristics of the spray gun are further analyzed, efficient and stable performance can be kept in actual working conditions, the service life is prolonged, and the metallurgical reaction efficiency is improved.

The invention provides a preparation method of a Cu-based catalyst for acetalation reaction, which comprises the following steps: depositing Pt on the surface of a pretreated carbon carrier through an atomic layer deposition method, depositing a metal oxide CuOx on the surface of the metal Pt, and performing high-temperature reduction and medium-temperature oxidation treatment to obtain the Cu-based catalyst. According to the method, the size of Pt particles and the thickness of CuOx can be accurately controlled on the atomic scale. The catalyst is applied to the acetalation reaction of aldol, the size of Pt particles and the thickness of CuOx can be accurately controlled on the atomic scale in the hydrogen atmosphere, the Pt-coated CuOx core-shell structure catalyst with cuprous as the main component is obtained on the surface of the carbon carrier, and the catalyst has the catalytic performance of high acetal yield due to the stable cuprous structure. The preparation of the catalyst is simple and controllable, and the greenization of the aldol acetalation reaction process and the high efficiency of the product are realized through the catalyst.

The invention provides a preparation method of single-component alkali slag-regenerated micropowder cement. The method comprises the following steps: mixing regenerated micro powder, slag, nickel slag and a solid alkali activator, and carrying out ball milling to prepare the single-component alkali slag-regenerated micro powder cement. Potential volcanic ash activity in the regenerated micro powder is activated through two activation means of mechanochemistry and alkali excitation, the particle morphology is improved by adjusting the proportion of RBP and RCP in the regenerated micro powder, the alkalinity of a system is increased through nickel slag, the alkali excitation reaction process is promoted, and macroscopic performance is improved. The invention aims to realize resource utilization of the building solid waste regenerated micro powder, the regenerated micro powder is introduced, the mechanical property of the cement is improved, and greenization of a cementing material, an admixture and a production process is realized.

The utility model provides an efficient energy-saving system for outputting green steam through coupling of shallow geothermal energy and a high-temperature heat pump, and belongs to the technical field of energy systems. The problem that an existing steam supply system cannot generate green steam energy is solved. Comprising a shallow ground source heat pump system and a high-temperature heat pump system which are connected in series, the shallow ground source heat pump system comprises a buried pipe heat exchange system, a ground source side automatic make-up pump, a water collector, a ground source side circulating water pump, a water segregator and a ground source heat pump host, and the buried pipe heat exchange system is connected with the water collector and the water segregator; the high-temperature heat pump system comprises a heat source side circulating water pump, an evaporator, a compressor, an electronic expansion valve, a condenser, a flash evaporator, a high-temperature hot water circulating pump, a preheater and a high-temperature heat pump automatic make-up pump; according to the utility model, renewable geothermal energy and certain electric energy are utilized for assistance, high-temperature steam is output, the production load requirement of the park is met, carbon emission is avoided, carbon sink is increased, and the economic benefit is high.

The application discloses a kind of Ni doped nano SnO2 semiconductor HCHO sensing materials and preparation method and application thereof, and the preparation method of sensing material includes the following steps: step one, Sn salt-Ni salt solution is configured;Step two, using supercritical hydrothermal synthesis (CSHS) reaction device, Sn salt-Ni salt solution is contacted with supercritical water and crystallization is generated nano doped oxide, and reaction liquid is discharged and collected after cooling, and the crystalline material is separated, i.e. the Ni doped nano SnO2 semiconductor HCHO sensing material of the application.The Ni doped nano SnO2 semiconductor HCHO sensing material prepared by the method of the application has good structural consistency and excellent sensing performance.

This invention discloses an ethanol reforming hydrogen production device based on a photothermal-driven vapor phase reaction, comprising a shell, a support, a porous transport layer, a porous evaporation layer, and a porous catalyst layer. The porous transport layer is placed inside the shell, and the porous evaporation layer is placed on top of the porous transport layer. The support is located outside the porous transport layer and the porous evaporation layer, serving to support the porous catalyst layer and suspend it above the porous evaporation layer. The porous transport layer and the porous evaporation layer are made of SiO2, Ti4O7, and carbomer; the porous catalyst layer is made of SiO2, Ti4O7, carbomer, photothermal material Fe2O3, and catalyst Pt. This invention utilizes the photothermal effect of solar energy to locally generate heat at the reaction site, resulting in high hydrogen production, high product selectivity, and no CO2 emissions, making it suitable for efficient and green industrial hydrogen production.

A modular six-dimensional mortise and tenon structure four-in-one composite panel and panel forming machine are disclosed. The panel includes wall panels and floor slabs. Each wall panel and floor slab comprises a panel, supporting keel, insulation layer, and edge-sealing steel components. Supporting keels are installed inside the inner and outer panels, and edge-sealing steel components are installed on all four sides of the panels. Insulation material is filled into the wall panel formed by the panel and edge-sealing steel components to form an insulation layer. The edge-sealing steel components include shaped steel and special-shaped tubes. The left and right sides of the wall panel are edge-sealed with special-shaped tubes, and the top and bottom ends are edge-sealed with shaped steel. The grooves formed by the sidewalls of the special-shaped tubes correspond to the shaped steel. The four sides of the floor slab are edge-sealed with special-shaped tubes. This composite panel is a green, environmentally friendly, low-carbon, energy-saving, and movable modular six-dimensional mortise and tenon structure that can be quickly and repeatedly assembled and disassembled. It integrates structure, enclosure, insulation, and decoration into one unit. A house can be constructed by directly splicing the composite wall panels and floor slabs, featuring convenient assembly and disassembly, high efficiency, and good structural stability.

The present invention discloses a duct processing and forming method and system based on BIM model and numerical control coding, which relates to the technical field of data processing, including: establishing a three-dimensional model of a target duct, obtaining elbow information and straight pipe information; obtaining lofting processing graphics, obtaining dimension information before bending and dimension information after bending; obtaining numerical control blanking length and cutting path, establishing a processing time model; obtaining a first processing time threshold and a residual material threshold, obtaining a first cutting path, obtaining the residual material length, and judging whether the residual material length is greater than the residual material threshold; if the residual material length is greater than the residual material threshold, obtaining a correction strategy, obtaining a second cutting path, and completing numerical control processing according to the lofting processing graphics, the second cutting path and the second processing time threshold; if the residual material length is not greater than the residual material threshold, completing numerical control processing according to the lofting processing graphics, the first cutting path and the first processing time threshold. The present invention has the advantages of high processing accuracy, high processing efficiency and reduced residual material.

The present application discloses a methanol hydrogen production system, comprising: a raw material storage unit, a heat exchange unit and a hydrogen production unit; the raw material liquid of the raw material storage unit is input into the heat exchange unit for temperature increase, and the obtained raw material gas is input into the hydrogen production unit to prepare hydrogen; the heat exchange unit comprises a heat exchanger and a gasification superheater connected in series, the heat exchanger is connected to the raw material storage unit, and the gasification superheater is connected to the hydrogen production unit. The present application also discloses a methanol hydrogen production method implemented by the methanol hydrogen production system. The methanol hydrogen production system and method of the present application can reduce the energy consumption of methanol hydrogen production and achieve zero carbon emissions.

The invention provides a preparation process of a ceramic grinding ball for grinding a battery raw material. The process comprises the following steps: forming a gel system by adopting non-toxic water-borne epoxy resin and water-dispersible polyamine, taking water as a solvent, preparing uniform slurry from ceramic powder, a dispersing agent and the like, performing vacuum defoaming, injecting the slurry into a silicon rubber spherical mold, performing gel curing under mild conditions, drying, and performing program control sintering, thereby finally obtaining the ceramic grinding ball. The ceramic powder is aluminum oxide, zirconium oxide toughened aluminum oxide or aluminum oxide toughened zirconium oxide ceramic powder. Near-net-size forming of the ceramic grinding ball is achieved, the sphericity degree of a green body is good, the surface is smooth and clean, and post-processing is greatly reduced. The process is non-toxic and environment-friendly, contact with metal equipment is avoided, and the metal impurity pollution risk of the product is remarkably reduced. The obtained ceramic grinding ball is high in density, the performance reaches the traditional compression molding level, and the ceramic grinding ball is particularly suitable for the field of high-purity battery material grinding and grinding of other materials sensitive to metal impurities.

The invention discloses a hollow hybrid network structure design and integral forming method, and relates to the technical field of multi-layer hollow structure design and precise hot forming thereof. The structural weight is reduced as much as possible while the structural strength is guaranteed, and lightweight design and manufacturing are achieved. The overall thickness change of the hollow hybrid network structure ranges from 0 mm to 60 mm, a double-four-layer structure is selected at the position with the thickness ranging from 30 mm to 60 mm, a four-layer structure is selected at the position with the thickness ranging from 15 mm to 30 mm, and a dot matrix structure is selected at the position with the thickness smaller than 15 mm. High structural strength is provided, the area with the thin edge is of the lattice structure, certain comprehensive performance is guaranteed, the overall weight is effectively reduced, few materials are used, and the light weight target is achieved. The advantages of different core layers are fully utilized, and the manufacturing targets of light weight, high efficiency and greenization are achieved to the maximum extent.

The invention discloses an intelligent monitoring feeding decision-making system and method, and belongs to the technical field of aquaculture intelligent management and cloud computing cooperative control. The system comprises a sensing layer, an execution layer, a computing platform and an application layer, wherein the sensing layer collects fish behaviors and environment data in real time through an intelligent material platform integrating an underwater camera and a multi-parameter water quality sensor; the execution layer is composed of an intelligent feeding ship with precise feeding and navigation functions; the computing platform adopts an edge-cloud collaborative architecture, a lightweight YOLOv5 model is operated on the edge side to realize real-time image processing, and a multi-objective optimization and reinforcement learning algorithm is integrated on the cloud side to realize generation and optimization of a dynamic feeding strategy; and the application layer provides a visual interface. Intelligent closed loop of fish feeding behavior recognition, water quality monitoring and feeding control is achieved, the bait utilization rate is remarkably increased, the water quality is improved, the labor cost is reduced, and the method is suitable for large-scale aquaculture scenes.

The present application belongs to the technical field of refractory material, and mainly relates to a configuration mode of water-coal-slurry gasifier lining refractory material. The conical bottom lining of the water-coal-slurry gasifier is composed of working lining refractory material directly contacted with molten slag and back lining refractory material not directly contacted with molten slag. The working lining refractory material is made of silicon carbide-oxide composite shaped refractory material product without Cr2O3. The back lining refractory material is made of Al2O3-SiC-C composite refractory material without Cr2O3. The hot-state bending strength of the silicon carbide-oxide composite refractory material is 25-50 MPa under 1400 DEG C carbon burying, and the thermal shock resistance of the material is greater than or equal to 20 times under 1100 DEG C-ambient temperature water cooling. The thickness of the working lining refractory material is 30%-50% of the sum of the thicknesses of the working lining refractory material and the back lining refractory material. The present application has the advantages of green environmental protection, long service life, safety and the like, and can realize the greenization, long service life and light weight of the lining.

The invention discloses a root-fertilizer mutual feedback green fertilization method for increasing the yield of sugarcane and a fertilizer, and belongs to the technical field of sugarcane planting. Sugarcane is planted through the steps of field returning before planting, sugarcane fertilizer input optimization, mutual feedback planting, fertilization and the like, and meanwhile the problems that in the current sugarcane planting process, the fertilizer dosage is large, the proportion is not scientific, the cost is high, and the yield is low are solved through matching with a sugarcane compound fertilizer.

The invention belongs to the technical field of organosilicon chemistry, and particularly discloses a method for preparing p-chloromethyl phenethyl triethoxy silane through continuous alcoholysis of a silane mixture. The method specifically comprises the following steps: preheating a mixed raw material consisting of p-chloromethyl phenethyl trichlorosilane and chloropropyl trichlorosilane, and continuously and reversely flowing the preheated mixed raw material and overheated ethanol steam into an effective-height packed tower reactor, so that a mixed silane liquid film and the ethanol steam are in full contact on the surface of packing to generate alcoholysis reaction; hydrogen chloride generated by the reaction is immediately entrained and moved out by ethanol steam, and a product is continuously extracted from the tower bottom and is rectified and purified. The non-catalytic continuous alcoholysis process has multiple remarkable advantages, the greenization and simplification of the production process are realized by thoroughly abandoning the catalyst and the acid-binding agent, and the generation amount of three wastes is extremely small.

This invention belongs to the field of chemical synthesis technology, specifically relating to a method for preparing 2-methyl-1H-phenylenehydride. The method includes the following steps: using acetic acid and 1,8-diaminonaphthalene in a molar ratio of 2.5~5.5:1 as reactants, and water as the reaction medium, at 100℃~185℃, one amino group of 1,8-diaminonaphthalene undergoes a condensation reaction with the carboxyl group of acetic acid, removing one water molecule to obtain a product intermediate containing an amide bond. The other amino group on the intermediate undergoes an intramolecular cyclization reaction with the carbonyl group in the amide bond, removing one water molecule to obtain a crude product. The crude product is then purified to obtain the 2-methyl-1H-phenylenehydride. The 2-methyl-1H-phenylenehydride prepared using the method of this invention can achieve a purity of up to 98%.