46 results about "Magma" patented technology

A geothermal system obtains heated heat transfer fluid via heat transfer with an underground reservoir of magma. The geothermal system includes a wellbore extending between a surface and into the underground reservoir of magma. A fluid pump provides a flow of heat transfer fluid toward the underground reservoir of magma. A fluid conduit extends from the surface toward a terminal end of the wellbore and allows flow of heated heat transfer fluid from a portion of the wellbore that extends into the underground reservoir of magma toward the surface.

The invention relates to a method, a device, a medium and equipment for recovering the ancient landform of a broken basin. The method comprises the following steps: acquiring seismic profile data of a target basin; identifying top and bottom reflection interfaces of the magma bottoming body according to the seismic profile data; determining a seismic two-way travel time based on the top and bottom reflective interfaces of the magmatic bottoming body; on the basis of the earthquake two-way travel time, calculation is carried out by combining magma bottom dager body data and adopting a heave amount calculation model, and R values of all positions are obtained; constructing a section based on the R value to obtain a plurality of section lines; determining a ratio function; identifying an abnormal upheaval region according to a ratio function; and according to the R value of each section line, carrying out backstepping and correcting the abnormal upheaval area, and recovering the ancient landform of the broken basin. According to the method, the magma bottom can be quantitatively eliminated, the bottleneck problem that a disturbance area cannot be quantified and recovered in a traditional method is solved, and the real spatial form of an original stratigraphic system is accurately recovered.

The invention relates to the technical field of mineral resource exploration, and discloses a method for comprehensively judging a metallogenic structure system by magma hydrothermal solution, which comprises the following steps: firstly, integrating multi-source data, and carrying out standardization processing and core index screening to form a data set; a four-level quantitative tree model is constructed, each level follows the precondition logic that the upper level is the lower level, the magma power foundation, the construction channel constraint, the substance enrichment auxiliary condition and the time sequence matching requirement are sequentially determined, and each index quantitative threshold value is delimited; and finally, inputting standardized data, verifying through a hierarchical progressive judgment algorithm, and outputting a metallogenic judgment result, target classification and risk prompt to realize accurate and efficient judgment of the magma hydrothermal solution on the metallogenic structure system.

The invention discloses a method for screening ore-contained rock masses in a tungsten-tin ore prospecting prospective area, and a tungsten-tin ore metallogenic specificity distinguishing system and a screening method are constructed on the basis of fusing rock ore total rock geochemical data, a partial fusion numerical simulation experiment, a Rayleigh shunt numerical simulation experiment and a crystal porridge body model. According to the method, through quantitative analysis of essential differences of the ore-containing rock mass, the lean ore rock mass and the non-ore-containing rock mass in the magma differentiation degree, rapid and accurate screening of the hidden mineralized rock mass in the prospecting distant view area is achieved, and the ore-containing rock mass with the most mineralization potential can be rapidly screened out from the non-ore-containing rock mass or the lean ore rock mass.

The invention provides a magma contact metamorphic zone coal quality prediction method based on organic geochemical data, and relates to the technical field of coal quality prediction. The magma contact metamorphic zone coal quality prediction method based on the organic geochemical data comprises the following steps that S1, at least two sampling sections are arranged in the direction perpendicular to a contact zone of a magma rock mass and a coal seam, one sampling section is perpendicular to a coal seam sedimentary layer, the other sampling section is parallel to the coal seam sedimentary layer, coal samples are collected on the sampling sections at equal intervals, and coal samples are obtained; and obtaining organic geochemical data of the critical control points. Through sparse sampling and transition point recognition algorithms, data requirements are greatly reduced, the prediction period is shortened, complex simulation is replaced by template matching, the prediction process is intuitive and explainable, a multi-source verification and reliability grading mechanism ensures that the result is stable, the overall method is high in practicability and easy to deploy and apply in a resource limited scene, and the prediction efficiency is improved. And the decision-making quality and benefit are improved.

This invention relates to the field of mineral deposit exploration technology, specifically disclosing a method for determining the extension of magmatic hydrothermal deposits using fluid inclusions. The method involves collecting mineral samples containing fluid inclusions from the target deposit and its surrounding area using a systematic grid. Physicochemical parameters are obtained through petrography, microthermometry, and isotope analysis, and a spatial database is established. Multiple initial hydrothermal centers are identified. A multi-dimensional spatial constraint field is constructed, incorporating temperature-salinity-isotope gradients, mineralization depth, and magma-water mixing ratio. Using the initial centers as seed points, a neighborhood search is performed along the gradient synthesis direction. Sub-hydrothermal centers are generated and continuously grow when preset conditions are met, until an overlap threshold is reached, at which point iteration stops. All hydrothermal centers and growth paths are integrated to construct a spatial extension model. High-potential areas are screened using a target area evaluation index, and the extension direction and potential mineralization target areas are determined by combining the mineralization depth. This significantly improves the accuracy of concealed ore body prediction and the efficiency of mineral exploration.

This invention discloses a method for compiling mineralization center distribution maps based on the spatial distribution patterns of anomalous elements. The method involves collecting stream sediment data from the work area, performing principal component analysis, and extracting principal components with eigenvalues ​​greater than 1. It also distinguishes between medium-high temperature element combinations and medium-low temperature element combinations; calculates the mineralization center factor M; and calculates the outlier value M of the mineralization center factor. c Import the mineralization center factor M into the ZScape software and draw a contour map of the mineralization center factor in the working area; use the outlier value M of the mineralization center factor. c Create a mineralization center distribution map for the boundary; M≥M c The region is represented as the mineralization center; M≤M c The region is represented as the mineralization edge; based on the relationship between elemental zoning and temperature in stream sediments, this invention constructs mineralization center factors for magmatic-hydrothermal related deposits, realizes the quantitative compilation of mineralization center distribution maps, and innovates a new model for map compilation.

System, method, and apparatus for harnessing geothermal power from superhot geothermal fluid (SHGF) and magma reservoirs. An exemplary apparatus can include a well screen coupled to an end of a casing string. The well screen, which is at least partially submerged within an underground reservoir, defines a volume in the underground reservoir that can be filled with superhot geothermal fluid. A slidable casing is aligned coaxially with the well screen and configured to be repositioned relative to the well screen. A draw pipe extending through the slidable casing is configured to convey SHGF from the underground reservoir towards the surface in response to the slidable casing being repositioned to obstruct more of a set of apertures in the well screen and an increase in pressure within a cavity of the slidable casing.

The present application relates to the field of basin forming dynamics and oil exploration technology, in particular to a method for structure-multiple attribute tectonic palaeogeographic reconstruction of deep buried area of superimposed basin, establishing outcrop area and drilling stratum sequence framework and sedimentary facies model; determining vertical structure-stratigraphic unit of deep buried area of superimposed basin; determining spatial distribution of unconformity structure of deep buried area under single tectonic movement; determining main palaeoactive fault and magmatic activity of deep buried area; identifying and determining spatial distribution of seismic stratigraphic characteristics and attributes in single structure-stratigraphic unit; reconstructing tectonic palaeogeography of deep buried area of superimposed basin under single tectonic movement, using outcrop data, drilling and logging data, etc. to carry out comprehensive geology and geophysical analysis, using basin structure and geophysical multiple attributes in different periods to restore tectonic palaeogeography of deep buried area, and providing scientific, reliable and high-precision evidence for cognition and resource exploration of deep and ultra-deep layers under the double conditions of mutual constraint of palaeostructure and palaeogeography.

The invention relates to a filled magma composition comprising a polystyrene magma and at least one filler, and a method for its preparation. The invention also relates to a composite material obtained from the filled magma composition, and a method for its preparation. The invention further relates to a container holding the filled magma composition. The invention also relates to a part made of composite material, and a method for its preparation. Finally, the invention relates to a method for recycling a part made of composite material. Figure 1

The invention discloses a small-scale igneous rock wall identification method based on seismic data and production data. The small-scale igneous rock wall identification method comprises the following steps: determining a time-space relationship among a fault, magma and deposition; the small-scale igneous rock wall is statically recognized from the plane and the longitudinal direction; superposing planar and longitudinal recognition results, and performing credibility grading on the small-scale igneous rock wall subjected to static recognition; oil field well pattern characteristics are extracted, and pressure integral derivative double logarithmic curve theoretical charts under different closed ranges are established; dynamically identifying a small-scale igneous rock wall; correcting the igneous rock wall subjected to static recognition according to a dynamic recognition result; and drawing a small-scale rock wall distribution diagram of the whole oil field and the like. According to the method, dynamic and static recognition is combined, the accuracy is high, and the obtained small-scale igneous rock wall in the igneous rock development area is reasonable and reliable in distribution.

The application discloses a global phase correction and high-pass filtering seismic wave reflection matrix imaging method and system, belongs to the technical field of geophysical exploration and seismic signals, and comprises the following steps: firstly, seismic array data is acquired and a reflection matrix is constructed; wideband focusing reflection matrix is obtained through time Fourier transform and Green function propagation; then, the focusing matrix is converted into a wave number difference domain, global phase correction is realized by using a power method, low wave number components are inhibited by combining high-pass spectral filtering, and wave field aberration correction is completed through closed loop iteration; finally, the corrected matrix is converted back into a spatial domain and normalized, and a high-resolution reflectivity image is generated. The application can overcome the interference of strong scattering medium, improve imaging resolution and algorithm convergence speed, is suitable for magma channel detection in a volcanic area and high-precision depiction of a non-homogeneous reservoir and a fracture network in oil and gas exploration, and has scientific research and industrial application values.

A geothermal system may include a partially cased wellbore. The partially cased wellbore includes a first borehole portion extending from a surface into an underground magma reservoir. The first borehole portion includes a casing extending from a first end. The partially cased wellbore includes a second borehole portion extending from the first end to a terminal end of the wellbore. The second borehole portion extends into the underground magma reservoir and a wall of the second borehole portion is hardened magma.

This invention discloses an experimental apparatus and method for a similar model of a rock wall expansion. The apparatus includes a transparent experimental chamber, a layered gelatin system, a terrain simulation system, a dynamic injection system, a multimodal monitoring system, and a data acquisition and processing system. By independently adjusting the stiffness and density ratios of the upper and lower gelatin layers, combined with a detachable double-slope terrain mold, a systematic study of the coupled effects of multiple factors such as terrain, stiffness layering, density layering, and injection rate is achieved. The three-dimensional morphological evolution of the rock wall is simultaneously monitored using a multi-view high-speed camera, and the full-field displacement field, strain field, and principal stress direction during the rock wall expansion process are inverted in real time using digital image correlation technology. This reveals the control mechanism of stress gradient reversal caused by terrain on the lateral expansion and cessation of the rock wall. Furthermore, dimensionless analysis and boundary correction improve the similarity between the model and the natural prototype, providing a reliable experimental platform for volcanic eruption prediction and magma transport law research.

The utility model discloses a volcanic eruption stunt simulation system which is characterized in that an eruption port, a magma overflow stone seam and a magma flowing channel are arranged at the top end of a hollow volcanic mountain body model; the magma eruption simulation device is provided with a magma eruption port, and the magma eruption port is arranged at the eruption port; the magma overflow simulation device is provided with a magma overflow port, and the magma overflow port is arranged at a magma overflow stone seam; the magma overflow simulation device is provided with a magma pool which is located at the bottom of the hollow volcanic mountain body model and can receive magma flowing back; the high-temperature smoke eruption simulation device is provided with a smoke eruption port, and the smoke eruption port is arranged at the eruption port at the upper end from the interior of the hollow volcanic mountain body model and can erupt simulated high-temperature smoke outwards; the ultraviolet light assembly is arranged outside the hollow volcanic mountain body model and can irradiate the flowing simulation magma sprayed out of the spraying opening in the upper end of the hollow volcanic mountain body model. According to the system, light, smoke and fluid are combined to simulate scene effects during volcanic eruption, and various dreamlike scene effects of a real world can be simulated.

This invention provides a method for evaluating flood risk for inoculated rock grout injection filling technology, and includes the steps of: creating a basic dataset for inoculated rock grout injection in coal seams; analyzing the motion laws of the inoculated rock of coal seams using the basic dataset and predicting the height of permeable crack zones; drawing a cross-sectional diagram of the working surface for inoculated rock grout injection to analyze flood risk and make a preliminary judgment on flood risk due to inoculated rock grout injection; constructing a spatial development model for inoculated rock grout injection to simulate the entire process of actual inoculated rock grout injection; evaluating the flood risk due to inoculated rock grout injection from multiple perspectives, including engineering analogy, semi-empirical determination, and theoretical analysis; and optimizing the grout injection design based on the flood risk of inoculated rock grout injection filling. [Effect] Overcomes the problem of not being able to scientifically and effectively evaluate the flood risk of grout injection filling in isolated rock.

The invention relates to a method and a device for determining the mixed dyeing proportion of earth crust components in magma. The method comprises the following steps: dating a sample to be detected to obtain the crystallization age t of the magma; performing Nd and Sr isotope testing on the whole rock to obtain an epsilon Nd (t) value and an ISr value, generating a scatter diagram, and determining the epsilon Nd (t) value and the ISr value of the initial magma and the surrounding rock; performing quantitative simulation calculation on the change of the Sr-Nd isotope of the initial magma under the joint control of separation crystallization and surrounding rock mixed dyeing; and generating a scatter diagram by the epsilon Nd (t) values of the magma and ISr under different evolution processes to obtain an AFC evolution trend line of the Sr-Nd isotope of the magma, comparing the AFC evolution trend line with data points of a sample to be detected, and reading the crustal component mixed dyeing proportion according to a calculation result. According to the method, the magma Sr-Nd isotope is taken as a carrier, two magma evolution effects of mineral separation crystallization and crustal mixed dyeing are quantitatively described based on the AFC model, and quantitative estimation of the crustal mixed dyeing proportion in the AFC process is realized.

The application discloses a kind of based on hidden explosion breccia pipe Volcano-intrusive type iron deposit metallogenic mechanism determination method, belong to mineral geological exploration technical field.The method includes: underground geological feature exploration, preliminary determination of ore-forming characteristics by the corresponding relationship of the zonal distribution characteristics of hidden explosion breccia pipe and surface radial cleavage;Magnetite geochemical test and iron source area tracing, use LA-ICP-MS micro area composition analysis and sulfur isotope test to verify the correlation of hidden explosion breccia pipe mineralization and deep magma;Ore body characteristic identification and verification, the matching of ore body and rock pipe, etc. Characteristics such as magnetite crystal form are used to verify the ore-forming characteristics;Metallogenic mechanism distinguishes and finally determines.The present application first discovers the superposition phenomenon of hidden explosion breccia pipe metallogenic mechanism and traditional mechanism in Volcano-intrusive type iron deposit, and the determination method is accurate and reliable, which can provide a theoretical basis for prospecting and mining in the boundary area of Volcano-intrusive type iron deposit, and effectively improve the efficiency of mineral exploration and mining.

The invention relates to the technical field of mineral resource prediction and exploration, and particularly discloses a desert region magma hydrothermal iron polymetallic ore intelligent prediction method based on multi-source data fusion and machine learning, and the method comprises the following steps: S1, collecting and preprocessing multi-source prospecting data; s2, multi-source data vectorization and thematic map generation are carried out; s3, graying and standardizing the multi-source vector data; s4, multi-feature data set construction and feature optimization are carried out; s5, training and optimizing a machine learning model; s6, predicting a metallogenic prospective area and interpreting geology; according to the method, for magma hydrothermal iron polymetallic ore, geophysics, geology, structure and drilling data are comprehensively utilized, and deep mineral intelligent prediction is carried out through multi-source data fusion and a machine learning model; the defects that in an existing desert region deep prospecting method, data utilization is insufficient, and a magma hydrothermal metallogenic system is low in recognition precision and poor in prediction effect are overcome.

The invention relates to the technical field of high-temperature smelting furnaces, in particular to a basalt ore smelting furnace with multiple outflow ports, which comprises a furnace body, an outflow port assembly and an adjusting device.When basalt scales are prepared, magma is discharged out of a smelting cavity through a discharging channel, and enters the outflow port assembly after being discharged out of the smelting cavity; the flow outlet assembly comprises a plurality of mutually independent outlet units, the outlet units distribute magma in the discharging channel, the adjusting device can dynamically adjust the flow proportion of each outlet unit, it is ensured that the section speed of the magma entering the scale making furnace stone is kept consistent, and therefore the phenomenon of high-speed jet flow impact is avoided, and the service life of the scale making furnace stone is prolonged. And it is ensured that magma entering the scale making furnace cannot form the radial gradient of the liquid level, the volatility of the liquid level in the scale making furnace is reduced, and then the quality and efficiency of the basalt ore smelting furnace in the basalt scale making process are improved.

An improved geothermal system. The system includes a wellbore extending from a surface at least partially into an underground magma reservoir. The wellbore includes a plurality of manufactured gravel pieces positioned within the wellbore to form a reinforced volume. The plurality of manufactured gravel pieces configured to aid in preventing collapse of the wellbore at least in the reinforced volume.

The application discloses a mineral exploration method based on ancient vortex center identification, and belongs to the technical field of cross of geological mineral exploration, geodynamics and metallogenic prediction. Based on the vortex energy field, vortex contraction potential energy and energy collapse convergence metallogenic theory, the application innovatively proposes a three-layer material differentiation coupling rule of water ancient vortex and mantle magma ancient vortex, takes the ancient vortex center formed in the ancient geological evolution as a core metallogenic target area, accurately identifies and positions the ancient vortex center and vortex ore-controlling structure by means of the technical means combining multi-source data interpretation, field geological verification, geophysical and geochemical detection, divides the vortex core metallogenic belt, the middle life macromolecule synthesis belt and the peripheral hydrocarbon and oil and gas metallogenic belt, and realizes efficient and accurate collaborative exploration of exogenous mineral resources, endogenous metal mineral resources and oil and gas resources by using the core rule that the vortex center contraction potential energy gathers ore-forming materials and energy collapse promotes ore deposition. The application breaks through the limitation of traditional geological exploration, starts from the essence of energy and power of the earth evolution, establishes a new ancient vortex ore-controlling exploration system, is suitable for the general survey, detailed survey and deep concealed ore exploration of various metal deposits and oil and gas energy mineral resources, greatly improves the prospecting accuracy and reduces the exploration cost, and has double major values of mineral exploration and life origin research.

The application discloses a basic rock temperature prediction method based on an extreme random forest algorithm, and the method comprises the following steps: collecting basic magma experimental data, constructing a database containing experimental temperatures and mineral-melt compositions under a monoclinic pyroxene-melt system, removing non-equilibrium and extreme experimental data in the database according to preset conditions to obtain an original data set, performing data preprocessing to obtain an effective data set, constructing a temperature prediction model based on the extreme random forest algorithm, using the effective data set to preliminarily train the model, combining combined feature selection and hyperparameter optimization to determine the optimal feature combination and hyperparameter combination, obtaining a final temperature prediction model, and performing temperature prediction. The method constructs a temperature prediction model which does not depend on water content as a feature input, effectively avoids the technical difficulties in the determination of water content in natural minerals and rocks, and the method does not depend on prior thermodynamic assumptions, and has good adaptability and universality.

The application discloses a method for delineating deep prospecting target area of magmatic hydrothermal polymetallic deposit by using magnetite, and mainly comprises the following steps: carrying out 1:500 or larger scale structural alteration lithofacies mapping of a target deposit, finding out spatial variation law of geological features of the magmatic hydrothermal polymetallic deposit, and systematically collecting related samples. Color, structure, structure and generation of different types of magnetite are identified by using an optical microscope and an electron microscope. Based on the identification results, the variation law of element content of different types of magnetite is found out by testing micro-area in-situ element content of different types of magnetite. According to the spatial variation of characteristic elements or element combination, the deep extension indicator of the polymetallic ore body is extracted, the deep extension law of the polymetallic ore body is determined, and the deep prospecting direction is proposed. The method can carry out deep positioning of the magmatic hydrothermal polymetallic ore body by using characteristic minerals, provide a theoretical basis for delineating the deep target area of the magmatic hydrothermal polymetallic deposit, and save exploration cost.

This invention provides a method, apparatus, medium, and equipment for quantitatively analyzing the magmatic source rock properties of rocks. The method includes: obtaining the ε-coefficient of zircon grains in the rock through testing. Hf (t) and crystallization age t; ε of zircon grains in the rock Hf (t) is linearly fitted with the crystallization age t of zircon to obtain the first linear equation; the ε of zircon grains in the depleted mantle is then calculated based on the first linear equation. Hf(t) The intersection point of the second linear equation with its crystallization age t; based on the intersection point and the coefficients of the first linear equation, the initial formation time of the zircon grains is obtained. 176 Lu / 177 Hf ratio; the initial formation of zircon grains 176 Lu / 177 Hf ratio and preset different properties of magmatic source rocks 176 Lu / 177 The Hf ratio is matched to determine the magmatic source rock properties of a rock. This invention enables quantitative analysis of the magmatic source rock properties of rocks, elevating the analysis from qualitative constraints to quantitative analysis.

The present application relates to the field of earth science, specifically relates to a method and product for isopach-stress field-geological structure analysis of the crust, the method comprising determining stratum layered structure and establishing a physical parameter model, the layered structure comprising a crust layer, a plastic layer and a magma layer; based on the change of the magma density gradient, a magma flow model is constructed to analyze the laminar flow characteristics and the flow velocity distribution in the crust thickness variation area; combined with the regional crust thickness contour map, the stress field distribution of magma flow in different crust thickness areas and its driving effect on fracture tectonic activity are analyzed, and the dynamic coupling relationship between magma flow and fracture tectonic activity is obtained; the present application can provide an accurate basis for the analysis of the influence of magma flow on crustal tectonic activity. The flow model established based on the change of the magma density gradient determines the flow characteristics and flow velocity distribution characteristics of the magma layer, especially the complex flow behavior in the crust thickness variation area.

In a method for determining metallogenic potential of a porphyry by using trace elements and a B isotope of tourmaline, redox properties of magma is determined with Fe3+ / (Fe2++Fe3+) of tourmaline; then a water content and a content of metal Cu of the magma are determined with contents of H2O and Cu in the tourmaline; and a source of the magma is determined with a B isotope of the tourmaline, the water content, oxygen fugacity and metal content and source of the magma are finally determined, and finally, whether the magma has metallogenic potential of a porphyry is comprehensively determined. The present disclosure determines a key control factor of porphyry copper with a mineral of the tourmaline, and overcomes the difficulties in low efficiency, a long period and high cost of a traditional method for determining metallogenic potential.

The invention provides a favorable zone prediction method for a semi-cutting basin rock wall shielding type oil reservoir, which comprises the following steps of: determining influence factors for restricting rock wall shielding type oil and gas accumulation based on magma formation, migration, invasion and occurrence rules under a stretching background and an oil and gas accumulation rule under a magma activity background; and according to the influence factors, establishing a favorable zone prediction model of the rock wall shielding type oil reservoir. According to the rock wall shielding type oil and gas prediction model, the traditional oil and gas resource prediction thought is broken through, the basic magma invasion rule under the extended background is used as guidance, the direction is pointed out for exploration work of the rock wall shielding type oil reservoir, and a theoretical basis is provided for oil and gas resource prediction. According to the method, the defects in the aspect of a rock wall shielding type oil reservoir exploration technology at the present stage are overcome, and the resource prediction problem of rock wall development and distribution and related oil and gas reservoirs in the medium and neonatozoic continental semi-cut fault basin is solved.

The invention belongs to the technical field of sedimentary basin analysis, and relates to a method and system for depicting magma bottom invasion volume based on seismic data, and the method comprises the steps: obtaining the drilling logging data and seismic data volume of a research area; extracting a seismic section according to the seismic data volume; explaining an abnormal seismic data volume and a non-abnormal seismic data volume on the seismic section, constructing a first trend surface according to the abnormal seismic data volume, and constructing a second trend surface according to the non-abnormal seismic data volume; according to the first trend surface and the second trend surface, the augmentation amount caused by the magma bottom invasion is calculated, and according to the augmentation amount caused by the magma bottom invasion, the magma bottom invasion augmentation degree is quantitatively depicted. According to the technical scheme, the two mathematical curved surfaces representing the actual form and the regional background trend are constructed respectively, spatial difference calculation is carried out, fundamental transformation of the magma bottom invasion augmentation effect from qualitative description to objective quantitative description is achieved, and accurate and reliable technical support is provided for basin deep process research and oil-gas exploration.

A method of operating a geothermal system includes steps of providing a molten salt down a wellbore extending from a surface and into an underground reservoir of magma, receiving heated molten salt from the wellbore, and providing the heated molten salt to a heat-driven process.