128 results about "Basaltic rock" patented technology

The invention relates to the field of digital core modeling, in particular to a stomatal basalt three-dimensional digital core reconstruction method, which comprises the following steps: extracting target characteristic parameters from CT (Computed Tomography) scanning gray volume data of a stomatal basalt sample, the target characteristic parameters comprising porosity, cluster number, cluster size statistics, spatial uniformity index and simplified compactness; generating an initial three-dimensional digital core model according to the target characteristic parameters; carrying out iterative optimization on the initial three-dimensional digital core model by utilizing a self-adaptive Markov chain-Monte Carlo algorithm so as to enable cluster features of the optimized three-dimensional digital core model to approach target feature parameters; and performing curvature smoothing post-processing on the optimized three-dimensional digital core model to obtain the pore basalt three-dimensional digital core model. The model not only is highly matched with real pore basalt in the aspect of macroscopic statistical characteristics, but also shows natural and smooth curved surface characteristics in the aspect of microscopic pore boundary morphology, and provides a reliable digital basis for subsequent rock physical property analysis.

The invention belongs to the technical field of composite materials, and discloses a basalt-based composite nanomaterial as well as a preparation method and application thereof. According to the invention, ZIF-67 in MOF is innovatively loaded on basalt nanosheets, so that not only can the dispersity and interfacial compatibility of basalt be improved and the sheet layers be prevented from being agglomerated in the coating, but also micropores possibly existing among the nanosheets can be blocked through a porous structure of the basalt, and the shielding effect and the penetration resistance of the whole coating are improved. In addition, the introduction of ZIF-67 endows the composite material with more functional regulation and control possibilities, such as ion capture, intelligent slow release and the like, so that the protection performance of the coating in a complex environment is further enhanced. Compared with a traditional filler, the composite structure has the advantages of being controllable in cost, excellent in performance, environmentally friendly and the like, and a new thought is provided for functional design of a water-borne epoxy resin anticorrosive coating.

The invention relates to a basalt reinforced high-density polyethylene composite material as well as a preparation method and application thereof. The basalt reinforced high-density polyethylene composite material comprises high-density polyethylene, a modified basalt reinforced filler and a compatibilizer, the basalt reinforced filler comprises modified basalt fibers and modified basalt scales. The modified basalt fibers and the modified basalt scales are added into the high-density polyethylene, the modified basalt fibers construct a three-dimensional supporting network to bear main loads, and the sheet structures of the modified basalt scales can prevent the material from deforming in the two-dimensional direction; the basalt reinforced high-density polyethylene composite material and the preparation method thereof have the advantages that the mechanical strength of the basalt reinforced high-density polyethylene composite material is enhanced synergistically, the prepared basalt reinforced high-density polyethylene composite material has the advantages of excellent mechanical strength, good wear resistance and corrosion resistance and the like, and the long-term use requirement of the material in a sea wave high-frequency friction environment is met.

The invention discloses a Mars soil simulant performance evaluation method based on spectrum-mechanics combined characterization, which comprises the following steps: acquiring surface soil chemical components and physical and mechanical reference data of a target Mars area, taking basalt, magnetite and hematite as raw materials, solving the optimal mass ratio by adopting an optimization algorithm, and preparing a sample. Then, systematic spectrum characterization is carried out on the sample, and components and spectrum characteristic data of the sample are obtained; and meanwhile, carrying out physical and mechanical property test on the sample to obtain mechanical property data. Further, spectrum and component data serve as independent variables, mechanical data serve as dependent variables, an associated data set is constructed, the influence weight is analyzed, and a component-structure-performance quantitative relation is established. And finally, based on all the data and the internal association thereof, calculating the comprehensive similarity between the simulant and the real Mars soil, and generating a comprehensive performance evaluation report. According to the method, multi-dimensional and standardized quantitative evaluation of chemical, mineral and mechanical properties of the Mars soil simulants is realized.

The invention discloses a carbon sequestration efficiency influence factor determination method, and the method comprises the steps: determining a plurality of rock samples to be processed; determining respective carbon sequestration amounts of the plurality of rock samples; wherein the carbon sequestration amount refers to the amount of carbon dioxide stored in the rock sample after the rock sample is subjected to carbon sequestration treatment; based on the respective carbon sequestration amounts of the plurality of rock samples, determining carbon sequestration efficiencies respectively corresponding to the plurality of rock samples; and analyzing the carbon sequestration efficiency corresponding to the plurality of rock samples, and determining the carbon sequestration efficiency influence factor of the rock. By analyzing the carbon sequestration efficiency, a key bottleneck limiting the carbon sequestration capacity can be found out, the mineralization sequestration efficiency of basalt is improved, and a scientific basis is provided for optimizing geological sequestration conditions.

The invention relates to the technical field of wharf structures, and discloses a wharf structure reinforced by basalt fiberboards, which comprises a pile foundation, a pile cap mounted at the top of the pile foundation, a prefabricated cross beam mounted at the top of the pile cap and a panel mounted at the top of the cross beam, an insertion groove for insertion of the insertion plate is prefabricated in the top of the pile cap, a first prefabricated hole is prefabricated in the insertion plate, second prefabricated holes are prefabricated in the two sides of the insertion groove, a split bolt is arranged in the first prefabricated hole, and the two ends of the split bolt are located in the two second prefabricated holes correspondingly and are in threaded connection with limiting nuts correspondingly; basalt fiber boards are prefabricated at the bottoms of the cross beams and abut against the pile caps. The stability of the wharf structure can be improved.

The invention relates to a basalt composite material, a preparation method and application, a reinforced fiber body in the basalt composite material is formed by sequentially stacking 1-2 layers of glass fiber cloth, a glass fiber mat and two layers of stacked basalt fiber cloth from bottom to top, and the environmental protection performance of the basalt composite material can be improved. According to the basalt composite material disclosed by the invention, the reinforced fiber body is distributed in the resin matrix to obtain the basalt composite material, so that on one hand, the distortion resistance and interlayer bonding capacity of the resin matrix can be improved, and the overall strength of the basalt composite material is further improved; on the other hand, the glass fiber cloth and the basalt fiber cloth have different textures and colors, the upper surface and the lower surface of the basalt composite material can present different textures and colors, and then the ornamental value of the basalt composite material is improved; and on the other hand, the mass of the obtained basalt composite material is small. In addition, the automobile decorating part prepared from the basalt composite material has the advantages of light weight, high strength, environmental protection and high ornamental value.

The present invention pertains to the fields of cosmetology, nanotechnology, materials engineering, and related sciences. More specifically, the invention relates to a premix for infrared radiation protection comprising rock nanoparticles, to a process for preparing a composition, and to a composition for enhanced infrared radiation protection. Additionally, it discloses a method for blocking infrared radiation and the use of rock nanoparticles for blocking infrared radiation. The premix and the composition of the invention comprise rock nanoparticles, particularly basalt rock nanoparticles, plutonic rock nanoparticles, or combinations thereof, and provide advantageous and surprising effects.

The utility model relates to a steel body type flat-top drill bit special for drilling basalt. The steel body type flat-top drill bit comprises a supporting body. The plurality of flat-top drill bits are arranged and are all fixed on the supporting body; and the slag discharging holes are formed in the supporting body. And when the plurality of flat-top drill bits rotate along with the supporting body, the plurality of flat-top drill bits can perform multi-point cutting with a to-be-drilled surface, so that plane drilling is realized. According to the steel body type flat-topped drill bit special for drilling basalt, by arranging the multiple outer flat-topped drill bits and the multiple inner flat-topped drill bits, it can be guaranteed that drilled holes are always cylindrical, secondary milling or countersinking is not needed, the working procedures are saved, and meanwhile it can be guaranteed that the flatness of the hole bottoms is good; the supporting body and the plurality of flat-topped drill bits are made of steel, so that the using hardness of the flat-topped drill bits can be guaranteed, the using cost of the steel is low, and the flat-topped drill bits made of the steel are high in practicability.

The invention relates to the technical field of physical similar simulation, and particularly provides a physical simulation method for a lunar lava tube structure forming process, which comprises the following steps of: mixing a thermoplastic material and a condensation additive to prepare a simulation melt meeting a basalt lava rheology and thermodynamics similarity criterion; the low gravity effect, the high vacuum environment and the radiation cooling condition in the lunar environment are reproduced through an inclined flow channel and a thermal vacuum cavity, and the injection rate, the flow channel inclination angle and the target environment temperature of the simulated melt are determined by accurately matching dimensionless parameters such as the Peclet number, the dimension temperature and the Rayleigh number; under the condition, controlled flow and surface solidification crusting of the melt are simulated, and finally a cavity structure model is formed, so that physical research on the lunar lava tube structure forming process is realized. According to the method, the lava flow dynamic crusting and cavity forming process in the extreme lunar environment can be accurately reproduced, and a quantitative experimental data basis is provided for formation mechanism research and engineering application of the lunar lava tube.

The utility model relates to building guardrail technical field, the utility model discloses a basalt composite concrete guardrail, comprising the following components: guardrail main part is made of basalt composite concrete, has the shape and size of preset, multiple groups of fixed base, equidistance distribution is fixed in ground, is used for supporting guardrail main part, this basalt composite concrete guardrail adopts basalt composite rib as force skeleton, and basalt composite rib has excellent corrosion resistance, can effectively resist the above-mentioned erosion, avoids the guardrail crack problem caused by the corrosion of reinforcing steel bar, guarantees the structural strength and service life of guardrail, and the basalt fiber is mixed in basalt composite concrete, and the crack resistance and impact resistance of guardrail main part are significantly improved, when the guardrail is impacted or temperature change etc.

This invention discloses an inorganic stone with a granite-like texture and its preparation method, belonging to the field of building materials technology. The modified reinforcing fibers of this invention have higher surface active sites, effectively enhancing the interfacial bonding force between the modified reinforcing fibers and the inorganic matrix. By compounding polyvinyl alcohol fibers, silicon carbide fibers, and basalt fibers of different grades, a multi-layered, multi-dimensional spatial network structure is constructed in the matrix, working synergistically to achieve significant reinforcement. This invention uses butylated hydroxytoluene and nano-titanium dioxide to modify styrene-butadiene emulsion, improving the compatibility of the modified styrene-butadiene emulsion with inorganic hydration products. The organic-inorganic interpenetrating network structure formed after curing further enhances the toughness and impermeability of the inorganic stone. Overall, it yields a dense, smooth, low-water-absorption, high-gloss, and mechanically excellent granite-like inorganic stone, meeting the requirements for high-performance environmentally friendly imitation stone materials.

The present application relates to the technical field of building materials, and proposes a light acoustic noise reduction board with aerogel composite, which comprises a panel, a core material and a back plate from top to bottom; the core material comprises aerogel felt and rock wool from top to bottom; the rock wool comprises the following raw materials in parts by weight: 55-65 parts of basalt, 10-15 parts of dolomite, 10-15 parts of quartz sand, 20-30 parts of slag, 4-8 parts of a binder and 3-8 parts of modified filler; the modified filler is obtained by modifying filler with bisilane oligomer and DL-411D aluminum ester coupling agent; the filler comprises one or both of fly ash hollow microsphere and expanded perlite; the core layer of the light acoustic noise reduction board with aerogel composite is composed of aerogel layer and rock wool, so that the heat preservation and noise reduction performance can be considered; the addition of the modified filler in the rock wool can improve the noise reduction effect of the rock wool.

The invention belongs to the technical field of heat storage materials, and particularly discloses a preparation method of high-thermal-conductivity anti-sintering basalt-based solid heat storage particles, which comprises the following steps: crushing basalt ore, and carrying out wet grinding for 2 hours by using a ball mill; adding basalt particles into a high-speed mixer, spraying a sodium silicate aqueous solution, and stirring; adding crystalline flake graphite; adding nano zirconium dioxide powder into the mixer, and adding a polyvinyl alcohol aqueous solution; and carrying out compression molding by using a four-column hydraulic press to obtain green body particles, putting the green body particles into a roller kiln, and carrying out segmented sintering to obtain solid particles with different particle sizes. According to the preparation method of the high-thermal-conductivity anti-sintering basalt-based solid heat storage particles, the preparation method of gradient particle size ratio, graphite-zirconium dioxide compound modification and low-temperature sintering is adopted, so that the thermal conductivity, the sintering resistance and the mechanical strength of the heat storage particles are synchronously improved on the basis of keeping the advantage of low cost of basalt; the pains in the prior art are solved.

The invention provides high-strength resin concrete with compactness enhanced through magnetic attraction and a preparation method of the high-strength resin concrete, and belongs to the technical field of concrete. The high-strength resin concrete with the compactness enhanced through magnetic attraction is prepared from the following raw materials in parts by weight: 77 to 81 parts of common basalt stones, 8.5 to 10.5 parts of magnetic Fe2O3-loaded small-particle-size basalt stones, 8 to 9.6 parts of epoxy resin, 2 to 2.4 parts of a curing agent and 0.5 part of Fe3O4-SiO2. According to the high-strength resin concrete with the compactness enhanced through magnetic attraction, based on the continuous grading theory, the prepared epoxy resin concrete has the advantages of being large in stacking density, low in porosity, high in strength and high in abrasion resistance through a nanoparticle coating and loading technology, and the compactness is enhanced through magnetic introduction; damage detection of the internal structure of the material is simpler and more convenient, nondestructive detection of the material can be completed, and the method has a great application prospect.

A system for carbon dioxide (CO2) capture at a wellhead using a mixed matrix membranes (MMM). The MMM includes a polymer matrix and covalent triazine framework (CTF) fillers. The captured CO2 stream may be reutilized through sequestration and utilization approaches. The bulk stream may be split into multiple streams for various applications. Some CO2 may be converted chemically into fuels, reaction intermediates, and productivity enhancement tools such as methanol, syngas, CO2-foam, used in fracking fluids, and stimulant acids. The rest may be stored through direct injection into porous formations or reactive rocks such as basalt.

The application discloses a multi-axle rock dynamic and static load testing machine, relates to basalt fiber new material rock detection, and comprises a testing machine body and a testing platform fixedly installed at the middle part of the testing machine body; a dynamic load assembly is arranged above the testing machine body, and the dynamic load assembly comprises a dynamic pressure applicator; wherein the dynamic pressure applicator carries out dynamic load testing on the fiber new material rock of the testing platform surface through adjustable speed impact and vibration; static load assemblies are arranged on the front and back sides of the testing machine body, and the static load assemblies comprise static pressure applicators; wherein the static pressure applicators move at a uniform speed. The multi-axle rock dynamic and static load testing machine processes multiple testing surfaces of new material rocks through a positioning mechanism and a dust removal mechanism, avoids damage of rock particles to stress points, simultaneously carries out testing and detection on new material rocks through dynamic and static load testing in a staggered distribution mode, and improves data accuracy and testing efficiency.

The present application belongs to the technical field of composite material quality control, and relates to a kind of plate performance prediction and control method based on basalt fiber mat quality detection, the mat is detected with surface density, surface density uniformity, thermoplastic fiber content and dispersion degree and other indexes;Combined with the influence of the residual rate of the impregnating agent on the odor and VOC emission of the plate;Establish a performance prediction model based on multiple linear regression, which is used to predict the thickness control accuracy, volume shrinkage, mechanical properties and environmental protection indexes of the plate;Based on the model results, the process conditions such as layering method and hot pressing parameters are adjusted in real time to realize closed-loop control of performance. This method realizes the accurate mapping and feedback control of raw material quality on the terminal performance, can control the plate thickness accuracy within ±0.3mm, the volume shrinkage within 0.5%-2.0%, the mechanical property fluctuation is small, the odor grade is <3, and the VOC emission is low. This method significantly improves the performance stability of the plate and reduces the scrap rate.

The application discloses a high-toughness basalt self-leveling mortar with tensile resistance, alkali resistance and good processing performance for ground decoration materials and a preparation method of the high-toughness basalt self-leveling mortar, and aims to prevent cracking of the self-leveling mortar. The application adopts the following technical scheme: basalt fiber 0.2-0.8 parts, dispersing agent 0.1-0.4 parts, water reducing agent 0.12-0.2 parts, catalyst 0.15-0.2 parts, ferrosilicate cement 500 parts and filler 500 parts.

The invention discloses an improved thermal insulation support material and a use method thereof. The improved thermal insulation support material is prepared from the following components in parts by mass: 900 to 1250 parts of coarse aggregate, 440 to 510 parts of fine aggregate, 560 to 650 parts of cement, 190 to 220 parts of water, 2 to 8 parts of basalt fiber and 20 to 80 parts of hollow glass beads. The use method comprises the following steps: preparing raw materials, stirring, spraying, forming a thermal insulation layer, and curing. The prepared supporting material is applied to an underground deep high-temperature mine and used for blocking a surrounding rock heat source, the heat transfer amount of surrounding rock to a roadway is greatly reduced, the temperature of air flow in the roadway is reduced, the underground high-heat and high-humidity state is remarkably improved, and a thermal insulation layer formed after spraying is good in anti-cracking effect, high in strength, light in weight, good in durability, low-carbon, green and environmentally friendly.

The utility model discloses a cooling tower annular foundation structure suitable for a non-uniform foundation. The cooling tower annular foundation structure comprises an annular foundation trench which is sunken downwards from the ground, in the bottom area of the foundation trench, one part is a thick basalt area, the other part is a thin basalt area, and the other part is a sludge soil area; the thin basalt area and the sludge soil area are each provided with a rubble concrete replacement masonry layer, each rubble concrete replacement masonry layer is of a stepped structure with the wide lower portion and the narrow upper portion, a concrete cushion layer is arranged on the top of each rubble concrete replacement masonry layer, and the annular foundation is located above the concrete cushion layers. According to the scheme, the cooling tower foundation can be built under the uneven geological condition, the bearing capacity of the cooling tower foundation is better, a larger cooling tower can be built, safety is good, the structure is simplified, the construction difficulty and the construction cost are relatively low, and application and implementation are easy.

The invention discloses permeable concrete and a preparation method thereof, and relates to the technical field of concrete. The permeable concrete is prepared from the following components in parts by weight: 150-170 parts of basalt aggregate, 50-75 parts of metakaolin, 20-25 parts of sodium silicate, 2-4 parts of sodium hydroxide solid, 3-5 parts of nano SiO2 sol, 1-3 parts of a water reducing agent, 1-3 parts of a silane coupling agent, 3-6 parts of a nano calcium carbonate foam stabilizer and 2-4 parts of a foaming agent. According to the preparation method, a stable skeleton structure is formed through multi-stage crushing screening and grading optimization of the basalt aggregate, the high reaction activity of a geopolymer cementing material is matched, the overall bonding strength of the aggregate and the cementing material is improved while sufficient communicating pores are reserved, the surface of the aggregate is modified by introducing a silane coupling agent and nano SiO2 sol, and the bonding strength of the aggregate and the cementing material is improved. And a compact transition layer is formed between the aggregate and the cementing material, so that interface microcracks are reduced.

The invention provides a composition comprising a silicate-based compound (e.g. clay and / or basalt) and one or more humates and / or fulvates. The invention also provides an artificial soil comprising said composition, as well as methods of making said composition and said artificial soil.

The application discloses a preparation method of high-strength concrete material and a texture process thereof, and relates to the technical field of concrete material.The concrete material prepared by the application comprises 180-220 parts of basalt coarse aggregate, 90-110 parts of basalt medium aggregate, 70-90 parts of fine aggregate, 1.5-3.5 parts of nano high-clay, 10-20 parts of granulated blast furnace slag powder, 5-10 parts of silica ash, 80-100 parts of activated steel slag cementing material, 35-40 parts of mixing water, 0.3-0.8 parts of water reducing agent, 0.05-0.15 parts of retarder and 0.1-0.3 parts of water retaining agent, in terms of weight parts.The fine aggregate is wrapped with secondary fly ash and recycled glass powder by cation etherified starch.The aggregate formula of the application effectively improves the defects of part of raw materials and significantly improves the compressive strength of the concrete.The embossing process makes the finished concrete have high similarity with natural stone material, and the finished concrete has lower cost and higher strength, so the application has great advantages and prospects.

The application discloses a basalt area soil heavy metal background value fitting method based on major element geochemical constraint, and relates to the technical field of soil environment geochemistry. The method comprises the following steps: collecting soil geochemical survey data set, removing invalid samples, and performing data preprocessing of natural logarithm transformation, analyzing index correlation and collinearity, and screening target major element index set; a multiple logarithmic linear regression model of heavy metal elements and the target major element index set is constructed; after judging the fitting result, the unqualified multiple logarithmic linear regression model is reconstructed by using a residual relative deviation threshold method, and then the concentration index data is inputted to calculate the soil heavy metal natural background value. The application combines geochemical constraint and statistical modeling, improves the scientificity and stability of the basalt area heavy metal background value fitting, and is standardized and repeatable in process, thereby providing reliable data support for basalt area soil pollution evaluation and ecological risk assessment.

The application discloses a basalt carbon mineralization efficiency online observation method, device, equipment and medium, and comprises the following steps: pretreating a basalt core piece; preparing a sealed fissure microfluid model; fixing the sealed fissure microfluid model in a high-pressure bin, and pressurizing the sealed fissure microfluid model based on a high-pressure plunger pump until the target pressure is reached; injecting supercritical carbon dioxide into the sealed fissure microfluid model at a preset flow rate, and keeping the sealed fissure microfluid model at a preset reaction temperature; collecting images of the sealed fissure microfluid model, and acquiring real-time image data of the sealed fissure microfluid model; and determining the liquid phase saturation, pore dynamic evolution, mineral dissolution and precipitation characteristics in the basalt core piece based on the real-time image data. The application belongs to the field of basalt carbon mineralization observation. The application can dynamically monitor the basalt carbon mineralization process.

The invention discloses a trapping, capacity expanding and sealing integrated carbon sequestration system and a trapping, capacity expanding and sealing integrated carbon sequestration method. The system comprises a first CO2 capturing and processing system, a second CO2 capturing and processing system and an expansion and sealing system, the first CO2 capturing and treating system is used for capturing and treating ground flue gas and obtaining supercritical liquid CO2; the second CO2 trapping treatment system is used for trapping and treating ground flue gas and obtaining a saturated NH3HCO3 solution; and the capacity expansion and storage system is used for carrying out acidification capacity expansion on a deep basalt stratum and a shallow basalt stratum, injecting the supercritical liquid CO2 obtained by the first CO2 capturing and processing system into the deep basalt stratum for storage and storage, and injecting the saturated NH3HCO3 solution obtained by the second CO2 capturing and processing system into the shallow basalt stratum for storage and storage. By means of the system, CO2 mineralization reaction can be accelerated, the injection purity and the injection state of CO2 are matched with the storage capacity of the basalt stratum, the carbon sequestration efficiency is improved, and the success rate of mineralization storage is increased.

The utility model discloses a basalt residual soil engineering characteristic detection device, and belongs to the technical field of basalt residual soil engineering characteristic detection, the basalt residual soil engineering characteristic detection device comprises a protection assembly and a basalt residual soil positioning assembly, the protection assembly comprises a basalt residual soil detection box, the outer surface of the basalt residual soil detection box is provided with two groups of supporting legs, and the supporting legs are arranged on the outer surface of the basalt residual soil detection box. A base is installed on the outer surface of each supporting leg, through arrangement of a hydraulic rod, a pressure sensor and a basalt residual soil testing plate, the equipment can carry out compression resistance detection on solidified basalt residual soil, and through arrangement of a bidirectional lead screw, a servo motor, a positioning plate and an anti-skid pad, the compression resistance of the solidified basalt residual soil can be detected; according to the device for testing the cured basalt residual soil, the device can position the cured basalt residual soil of different sizes, the stability of the cured basalt residual soil is improved, the accuracy of testing the cured basalt residual soil by the device is higher, and people can conveniently check the pressure borne by the cured basalt residual soil through the arrangement of the display screen.

The invention comprises a method of making lime, dolomitic lime, hydraulic cement such as portland cement clinker and co-products such as pozzolan, acids, alumina, silica and the like. The method comprises providing a natural calcium-iron-aluminosilicate mineral from one or more of hyaloclastite, lava, scoria, volcanic glass, volcanic ash, or any other mineral of a basaltic or intermediate chemical composition and reacting the hyaloclastite with a first hydrochloric acid to create a first salt, precipitating the calcium ions to react with OH− to form calcium hydroxide and heating the calcium hydroxide to create calcium oxide, alite and belite.