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16results about How to "Reduce production pressure" patented technology
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Ceramic gel phase change energy storage self-insulation structure and preparation method thereof
The invention relates to the technical field of thermal insulation materials, in particular to a ceramic gel phase change energy storage self-thermal insulation structure and a preparation method thereof.Silicon dioxide sol and zirconium dioxide sol are mixed and then added with paraffin to prepare a phase change material, and the phase change material has the effects of enhancing the heat conduction performance and improving energy storage; the silicon dioxide and the zirconium dioxide both have good heat conduction performance, the heat conduction efficiency of the paraffin serving as the phase change material can be remarkably improved by mixing the silicon dioxide and the zirconium dioxide with the paraffin, heat can be transmitted and distributed in an energy storage structure more quickly, and the porous structure with high porosity serves as a carrier to bear the phase change material; the uniform distribution of heat can be facilitated, so that the heat-conducting property of the energy storage structure is further enhanced; the carbon fibers and the steel fibers are dispersed in the polyvinyl chloride to improve the strength of the polyvinyl chloride, and then the surface of the ceramic gel structure is coated with the polyvinyl chloride to package the phase-change material in the porous ceramic, so that the situation of leakage or performance degradation of the phase-change material is prevented to a certain extent.
Owner:CHANGSHA SKETCHING ENTERPRISE MANAGEMENT CO LTD
A general-purpose self-locking latch
ActiveCN224282279UImprove installation efficiencyReduce production pressureWing fastenersStructural engineeringMechanical engineering
Owner:FOSHAN OMEGA DOOR & WINDOW HARDWARE CO LTD
LNG (Liquefied Natural Gas), biomass power plant and data center energy collaborative utilization system
PendingCN119665206AEasy to saveImprove economyFeed water supplySteam/vapor condensersCooling towerData center
The invention provides an LNG, biomass power plant and data center energy collaborative utilization system which comprises a data center, the data center is composed of a cooling tower, electric equipment and a cooling pipeline of the electric equipment, the cooling pipeline communicates with the cooling tower, and the cooling pipeline is used for cooling the electric equipment; the biomass power generation assembly is electrically connected with the electric equipment through an electric wire, and the biomass power generation assembly is used for providing electric energy for the electric equipment; the reclaimed water recycling assembly is arranged between the biomass power generation assembly and the cooling tower, and the reclaimed water recycling assembly is used for purifying sewage generated by the biomass power generation assembly and then conveying the purified sewage to the cooling tower; the data center cold and heat energy conversion assembly communicates with the cooling pipeline and is used for cooling water in the cooling pipeline; and the biomass power plant cold and heat energy conversion assembly is arranged on the biomass power generation assembly and used for recycling the steam heat energy after the steam heat energy passes through the LNG condensation water medium. The problems of large energy loss and large resource consumption in the background technology are solved.
Owner:SHANGHAI LIMING RESOURCE REUSE
Method for inhibiting formation of floating anode slime by regulating and controlling components of copper anode plate in copper electrolytic refining
PendingCN119411182Aavoid adsorptionimprove qualityPhotography auxillary processesElectrolysis componentsElectrolytic agentElectrochemistry
The invention discloses a method for inhibiting formation of floating anode slime by regulating and controlling components of a copper anode plate in copper electrolytic refining, which comprises the following steps of: adding trace elements such as silver, selenium and tellurium into the copper anode plate to optimize electrochemical behaviors and impurity precipitated phases of an anode boundary in the copper electrolytic refining process; according to the invention, impurity elements such as arsenic, antimony, bismuth and the like in the electrolyte are promoted to form large-particle anode mud for sedimentation, the adsorption of floating anode mud on the surface of cathode copper is avoided, the production pressure of a copper electrolyte purification process is reduced, and the added elements can form circulation in a copper smelting system and cannot influence a copper smelting main system. According to the method, the capacity release of the copper electrolytic refining liquid purification process is realized at a relatively low cost, and the quality of cathode copper is improved.
Owner:NORTHWEST RES INST OF MINING & METALLURGY INST
A mechanical method for precision seeding of brassica rapa seeds
The application relates to the technical field of seed sowing, and discloses a mechanical precision sowing method for brassica campestris L. seeds, which comprises the following steps: S1, seed purification treatment; S2, seed rope precision weaving; S3, field ditching and rope paving; S4, precision sowing; S5, synchronous soil covering and pressing; and S6, automatic rope cutting and continuous sowing. The application realizes full-process precision control of the sowing plant distance, row distance and sowing depth of the brassica campestris L., achieves the effect of standardized precision sowing, solves the problems of uneven density in traditional broadcast sowing and row sowing, seedling and ridge breakage, has high sowing uniformity and good field consistency, can fully release the growth space and growth potential of single brassica campestris L. through setting of the optimal sowing density, greatly reduces the occurrence rate of yellow leaves, old leaves and weak seedlings, and significantly improves the overall quality and group uniformity of the brassica campestris L.
Owner:INST OF AGRI SCI ALONG YANGTZE RIVER IN JIANGSU
A hot melt adhesive for high-temperature protective clothing and its preparation method
ActiveCN114262602Bimprove securityheat resistantWax adhesivesMacromolecular adhesive additivesSolventAnti oxidant
This invention discloses a hot melt adhesive for high-temperature protective clothing and its preparation method, comprising the following raw materials: Fischer-Tropsch wax, styrene-isoprene-styrene block copolymer with 0% diblock content, styrene-isoprene-styrene block copolymer with 20-30% diblock content, styrene-isoprene-styrene block copolymer with 40-50% diblock content, rosin resin, petroleum resin, ethylene-vinyl acetate copolymer, and antioxidant. This hot melt adhesive requires no toxic solvents, possesses both heat resistance and water resistance, and is suitable for high-temperature protective clothing. The preparation method of this hot melt adhesive involves heating and mixing polymer materials without adding any solvents or toxic substances during the preparation process, reducing the risk of toluene poisoning, completely solving the problems of solvent evaporation and recovery, and, more importantly, eliminating safety hazards in the storage and use of organic chemicals, achieving environmentally friendly, safe, and efficient production.
Owner:FOSHAN XINTAO NEW MATERIAL TECH
Method for preparing municipal road lime-fly ash base stabilizing material by using construction waste recycled aggregate in large mixing amount
PendingCN119118611Aincrease profitBreak the technical bottleneck of low dosageEnvironmental engineeringFly ash
The invention discloses a method for preparing a municipal road lime fly ash base stabilizing material by using a large mixing amount of construction waste recycled aggregate, which comprises the following steps of: crushing the construction waste recycled aggregate to obtain recycled coarse aggregate and recycled fine aggregate according to the particle size specification; determining the mix proportion of the lime, the fly ash and the synthetic regenerated graded aggregate; and preparing the municipal road lime fly ash base material. According to the method, the municipal road base stabilizing material is prepared by completely replacing natural aggregate with the construction waste recycled aggregate, the utilization rate of the construction waste is greatly increased, the engineering material cost is reduced, the mining pressure of natural materials is relieved, and the ecological environment is improved; the material has positive influence and practical value for promoting the rapid development of the construction waste resource utilization industry and improving the construction waste resource utilization rate in China, and meanwhile, the material meets the requirements of related technical specifications, is excellent in performance and has the technical performance for engineering use.
Owner:QINGDAO GREEN SAIL RECYCLED BUILDING MATERIALS +1
Steel production management method and device and server
PendingCN119417084AReduce inventory pressureImprove efficiencyForecastingManufacturing computing systemsProcess engineeringIndustrial engineering
The invention discloses a steel production management method and device and a server, stock information is compared with order information, the number of stock steel matched with the order information is determined, and the stock information comprises the specification, the steel type, the steel type grade and the performance grade of the stock steel; and determining the production quantity of the target steel according to the demand quantity of the target steel and the quantity of the stock steel matched with the order information. Through the steel production management method and device and the server provided by the invention, the stock steel and the order are compared in specification, steel type, steel type grade and performance, the stock steel matched with the order demand index is sold under the order, the stock pressure is reduced, the benefit is increased, the production pressure can be reduced, and the supply efficiency is improved.
Owner:SHOUGANG JINGTANG IRON & STEEL CO LTD
A gear hobbing machine secondary gear hobbing clamp
This application relates to the field of gear hobbing technology, and provides a gear hobbing machine secondary hobbing fixture, which includes a sleeve for fitting onto a center base. The center base has a center hole, and the sleeve has a through hole for the workpiece to pass through. When fitted onto the center base, the workpiece can pass through the through hole and extend into the center hole. The sleeve also has an insertion hole located on the periphery of the through hole. A positioning member has a rod for inserting into the insertion hole and a positioning plate connected to the rod. The positioning plate has a positioning hole, and the inner peripheral wall of the positioning hole is provided with at least two positioning teeth. When the rod is inserted into the insertion hole, the positioning teeth engage with the tooth groove of the workpiece. By using the positioning teeth of the positioning member that are adapted to the tooth groove of the workpiece from the primary hobbing, the circumferential position of the workpiece can be locked, ensuring that the hob cutting position during the secondary hobbing is aligned with the tooth groove of the primary hobbing, thus avoiding the problem of misaligned teeth.
Owner:TANGSHAN BAISHENG MECHANICAL EQUIP CO LTD
Butanedisulfonic acid ademetionine enteric-coated tablet and preparation method thereof
PendingCN119424355Areduce usageReduce residual riskOrganic active ingredientsDigestive systemPolyvinyl chloridePolyamide
The invention discloses a butanedisulfonic acid ademetionine enteric-coated tablet and a preparation method thereof. The preparation method comprises the following steps: powder mixing and direct tabletting, vacuum drying of a plain tablet, coating of an enteric coating, vacuum drying of a coated tablet, blister packaging and the like. The vacuum drying temperature is controlled to be 25 DEG C or below, the vacuum degree is controlled to be 100 Pa or below, the water content of a final finished product is controlled not to exceed 2.0%, and a polyamide / aluminum / polyvinyl chloride cold stamping formed solid medicinal composite hard sheet and a medicinal aluminum foil blister package are adopted. According to the method, the content of S and S isomers in the product is effectively increased, the content of related substances in the product is reduced, and the stability of the product is improved.
Owner:ZHEJIANG APELOA KANGYU PHARMA +3
Process for reducing or eliminating annealing pearlite transformation of an alloy cold heading steel
PendingCN122727640Afull phase changeSolve the problem of high hardness
This invention relates to the field of alloy cold heading steel production technology, and discloses a pearlitic phase transformation process for alloy cold heading steel that reduces or eliminates annealing. The process includes S1 precise composition design, S2 converter smelting stage, S3 LF refining stage, S4 vacuum treatment stage, S5 continuous casting stage, S6 rolling stage, S7 core controlled cooling stage for pearlitic phase transformation, S8 heat preservation and channel strengthening stage, and S9 process monitoring and closed-loop adjustment. This process achieves sufficient pearlitic phase transformation and significant suppression of harmful phases: by precisely controlling the cooling rate at 0.25-1.0℃ / s in the core controlled cooling stage, combined with heat preservation synergy within the 620-746℃ pearlitic phase transformation range, the pearlitic content of the steel is stably maintained at ≥85%, the bainite content ≤5%, and the martensite content ≤2%, completely solving the problem of excessive hardness caused by excessive harmful phases in traditional processes, and providing core microstructure protection for reducing or eliminating annealing.
Owner:HUNAN VALIN XIANGTAN IRON & STEEL CO LTD
Decorative material for wall surface based on dredged sand
The invention discloses a decorative material for a wall surface based on dredged sand. The decorative material comprises the following components: dredged sand, polyvinyl alcohol, sodium silicate, titanium dioxide nanoparticles, modified zeolite powder, a nonionic surfactant, an organic silicon antioxidant, sodium carbonate and a functional pigment which are mixed according to a specific weight percentage ratio. The dredged sand is used as a base material, and the polymer adhesive and the curing agent are combined, so that the basic form and physical properties of the decorative material are provided. By adding the nano photocatalyst and the nano adsorption material, the decorative material is endowed with the functions of self-cleaning and environment purification. Due to the introduction of the functional pigment, a light-induced or heat-induced color change effect is provided for the product. The decorative material has excellent environment-friendly characteristics and physical properties, and can achieve good balance between environment friendliness and functionality.
Owner:镇江市港发绿色资源有限公司
Modified expanded polytetrafluoroethylene membrane as well as preparation method and application thereof
The invention relates to the technical field of expanded polytetrafluoroethylene, in particular to a modified expanded polytetrafluoroethylene film as well as a preparation method and application thereof. The preparation method comprises the following steps: soaking an expanded polytetrafluoroethylene membrane in a mixed solution of polyvinyl alcohol and glutaraldehyde for hydrophilic pretreatment to obtain a treated expanded polytetrafluoroethylene membrane; the preparation method comprises the following steps: mixing a nano inorganic material, a fluorine-containing reagent, a silicon-containing reagent and a dispersing agent to obtain a dispersion liquid, and adding a catalyst into the dispersion liquid to carry out cross-linking reaction to obtain an oil-proof modified solution; and immersing the treated expanded polytetrafluoroethylene membrane into an oil-proof modification solution for modification treatment to obtain the modified expanded polytetrafluoroethylene membrane. The modified expanded polytetrafluoroethylene membrane prepared by adopting the method has oil-proof performance and can prevent permeation of aviation fuel oil, and the method is simple to operate, few in required reagent, low in production cost, free of specific experimental conditions or special equipment and instruments, easy to realize large-scale production and not easy to damage the expanded polytetrafluoroethylene membrane.
Owner:CHENGDU XINRUI FANGXIAO TECHNOLOGY CO LTD
Low additional water full recycled concrete based on recycled fine aggregate wet packing grading optimization and preparation method thereof
ActiveCN122325186BReduce additional water usageincrease slump
The application discloses a kind of low additional water full recycled concrete based on recycled fine aggregate wet packing gradation optimization and preparation method thereof, belong to building material technical field.The application is classified into three intervals by natural gradation recycled fine aggregate, after pre-wetting to saturated surface dry state, the wet loose bulk density under each mass proportion combination is determined, and the highest density is selected as the optimal artificial gradation;60% of the saturated surface dry water absorption of all recycled aggregates is determined as additional water;cement, recycled fine aggregate, recycled coarse aggregate, initial water and water reducing agent are used to prepare by using the layered feeding process of "cement pre-mixing→ neat paste preparation→ coarse aggregate→ fine aggregate".The obtained concrete has a slump of 160-190mm, a 28-day compressive strength of 25-40MPa, good fluidity, can meet the construction requirements of conventional concrete structure, and does not need chemical modification, low cost, suitable for building solid waste large-scale utilization.
Owner:GUANGXI UNIV
Multifunctional combined flood bank
InactiveCN119392648Aeasy to bendreduce manufacturing costDamsClimate change adaptationTerrainSlide plate
The invention discloses a multifunctional combined type flood control bank, and relates to the field of flood control banks, the multifunctional combined type flood control bank comprises a plurality of flood control sub-banks which are mutually spliced, a splicing structure is arranged between every two adjacent flood control sub-banks for connection, and each flood control sub-bank is composed of a vertical bank body and a connecting bank body; a first cavity and a second cavity which are communicated with each other are formed in the bottom end of the vertical dike body, the connecting dike body comprises a vertical plate and a movable seat, an expansion mechanism is slidably connected to the position, close to the bottom end, of the upstream side of the vertical dike body, and the expansion mechanism comprises a sliding plate and a movable plate; an integrally-formed water level pipe is arranged on the backwater side of the vertical embankment body, and an identification mechanism is arranged in the water level pipe. According to the multifunctional combined type flood bank, by arranging the vertical bank body and the connecting bank body, the connecting angle of the connecting bank body can be freely controlled, so that the flood bank can be bent to different degrees according to terrain requirements to adapt to different terrain conditions, and the stability of the flood bank is enhanced through the expansion mechanism.
Owner:NORTHWEST INST OF ECO ENVIRONMENT & RESOURCES CAS
Efficient wafer processing system and method
PendingCN119324167AIncrease the number of pieces processed in a single timeincrease production capacitySemiconductor/solid-state device manufacturingWaferProcess engineering
The invention discloses an efficient wafer processing system and method, and aims to solve the technical problem of low productivity and output caused by the fact that a current wafer processing section needs to produce according to the number by lot of incoming wafers, and the system comprises a wafer batching module, an AI card control module, a wafer processing module, an unbinding module, a surface mounting module, a wafer mixing detection module and a wafer detection module. The wafer blending module is used for carrying out preliminary auditing on the batch of wafers; the AI card control module is used for identifying wafer system work order combinations which can be combined together after the wafers are fed; the wafer processing module is used for carrying out film pasting, grinding, pasting and cutting processing treatment on the wafer; and the unbinding module is used for manually scanning a wafer ID and a wafer box for unbinding before chip mounting (the system synchronously carries out material mixing to confirm unbinding). According to the invention, the number of wafers processed at a time can be increased under the condition that a sealing and testing factory cannot control incoming materials of the wafers, so that the productivity and efficiency of the wafer processing section are rapidly improved, and the processing cost of the wafer processing section is effectively reduced.
Owner:PAYTON TECHNOLOGY (SHENZHEN) CO LTD