37 results about "Earth model" patented technology

A system for managing well site operations comprising a well site operations module, a chain of blocks of a distributed network, and a sensor bank and control module. The operations module generates earth model variables using a physics model, well log variables or seismic variables, or both, and a trained AI / ML algorithmic model. The chain of blocks comprises a plurality of subsequent blocks. Each subsequent block comprises a well site entry and a hash value of a previous well site entry. A well site entry comprises transacted operation control variables. The well site operations module generates production operation control variables or development operation control variables from earth model variables. The well site entry can also include transacted earth model variables and sensor variables. The sensor bank and control module provides well log variables and the operations module couples control variables to the control module to control well site equipment.

The invention discloses a spherical domain magnetotelluric non-structural vector finite element inversion method capable of automatically modeling, which comprises the following steps of: automatically establishing a spherical domain initial model through global topographic data, and performing spatial discretization by using a non-structural tetrahedral mesh to realize three-dimensional magnetotelluric non-structural finite element solution of two polarization modes in a spherical domain; constructing a spherical domain magnetotelluric three-dimensional regularization inversion objective function according to the actual observation data and the prediction data; adopting adjoint forward modeling to solve a Jacobian matrix and a product of transpose and a vector of the Jacobian matrix, and utilizing a nonlinear conjugate gradient method to realize iterative inversion of spherical domain magnetotelluric, so as to obtain a final inversion model and complete spherical domain magnetotelluric non-structural vector finite element inversion. According to the method, spherical domain magnetotelluric non-structural vector finite element inversion is realized, errors caused by coordinate projection can be avoided, and a large-scale inversion result is more accurate and more conforms to a real earth model.

The invention relates to the technical field of query methods, in particular to a mobile query method and system for planning natural resources, and the method comprises the following steps: loading a three-dimensional virtual earth model, and obtaining three-dimensional space position data of the natural resources; and based on progressive processing of high-dimensional position transformation, wavelet dimensionality reduction, non-linear heterogeneous mapping, multi-resolution optimization and dynamic feedback control, multi-level visual display of the natural resources under different resolutions is obtained so as to realize spatial position accurate mapping and dynamic real-time display of the natural resources, and through a high-dimensional position transformation algorithm, the spatial position of the natural resources can be accurately mapped and dynamically displayed in real time. Three-dimensional coordinate data of natural resources are mapped to a high-dimensional spherical coordinate space, and high-dimensional data are compressed to core low-dimensional features through a multi-scale wavelet dimension reduction algorithm, so that data simplification is realized on the basis of retaining key information; the heterogeneous mapping algorithm realizes smooth conversion from low-dimensional features to two-dimensional display, and a Laplace-Beltrami operator is utilized to ensure the smoothness of the display.

The utility model relates to the technical field of teaching aids, and discloses a day and night alternation demonstration instrument, which comprises an earth shaft, an earth model, a clamping seat and a base, one end of the earth shaft is connected with the earth model, the other end of the earth shaft is connected with a circular ring, an earth shaft connecting hole is arranged in the circular ring, the upper hole is deeper, and the lower hole is shallower. During connection, the ground shaft is inserted into the upper hole firstly and then inserted into the lower hole, the top and the bottom of the circular ring are connected with the two ends of the sunlight perpendicular incidence plate through connecting rods, circular ring connecting holes are formed in the sunlight perpendicular incidence plate, the upper hole is deeper, the lower hole is shallower, the ground shaft is inserted into the upper hole firstly and then inserted into the lower hole during connection, and parallel light rays are marked on the front face and the back face of the sunlight perpendicular incidence plate. The center line of the parallel light rays is marked with a direct solar radiation point, a groove in the bottom of the direct solar radiation plate is connected with a groove in the top of the clamping base, the direct solar radiation plate and the clamping base are connected with the base, the first day and night plate is connected with the base, and the second day and night plate is connected with the base. The demonstration instrument is convenient to disassemble and assemble and has interestingness.

The application provides a large attitude angle dynamic push-broom line frequency calculation and matching method of a spaceborne TDI detector, and is used for solving the technical problems that the existing image motion velocity vector calculation model does not consider the actual ellipsoid earth shape, calculation errors are introduced in the satellite attitude transformation process, or the actual ellipsoid earth shape is considered, but a large number of matrices, differentials and partial derivatives make the calculation result complex, the calculation speed is slow, and the calculation amount is large. The large attitude angle dynamic push-broom line frequency calculation and matching method of the spaceborne TDI detector considers the ellipsoid earth model and satellite attitude change and the like, combines the vector relationship method and the coordinate transformation method, can accurately calculate the object distance and the downward angle corresponding to each detector center point in the dynamic push-broom process of the camera, and further obtains the image motion velocity on the image plane corresponding to each detector center point; so as to calculate the image motion velocity, the line frequency and the deflection angle corresponding to each detector center point, and complete the line frequency matching.

The invention provides an infrared target image generation and recognition method and system, and the method comprises the steps: selecting a target layer image from a rendering image database through a target posture in an image generation process, generating a background layer image through the combination of a sphere earth model and equidistant rectangular texture mapping, and carrying out the fusion of the two images, thereby obtaining a two-dimensional infrared image. And the scene physical consistency and the rendering efficiency are obviously improved. In the image recognition process, a two-dimensional infrared image is recognized by adopting a threshold segmentation and gray scale weighted centroid method, and low-calculation-amount real-time target positioning and misalignment angle output are realized. The system integrates image generation and end-to-end closed loop identification, provides a low-cost and reusable test environment, effectively supports virtual verification and evaluation of equipment such as a detector, reduces dependence on external field tests, and improves research and development efficiency and system expandability.

A method for producing a high-fidelity, high-resolution seismic image of a subsurface of a wellsite. The method includes receiving seismic data from wellsite equipment that is disposed at a wellsite. An initial estimation of an earth model is recovered from the received data and a depth migration workflow is performed that is based on the initial estimation of the earth model. The depth migration workflow may be a least-squares FWI-derived reflectively (LS-FDR) workflow. The method also includes revising the initial estimation of the earth model based on the results of the depth migration workflow in order to produce an optimal estimation of the earth model. A seismic image may then be generated from the optimal estimation of the earth model and displayed on a screen for a user. The user may then perform a wellsite action that is based on the generated seismic image.

The present disclosure describes a method for site characterization of offshore wind farms may include receiving, via at least one processor, a dataset comprising one or more cone penetrative test (CPT) properties associated with an area of interest (AOI) that corresponds to a seafloor. The method may also include generating, via the at least one processor, a geological process model comprising one or more rock layers and sediment information across the AOI based on one or more forward stratigraphic modeling techniques and geological information associated with the AOI. The method may also include applying, via the at least one processor, a machine learning algorithm to the geological process model to generate a predictive Earth model indicative of one or more site characteristics properties associated with a volume across the AOI.

The utility model provides an earth around-the-sun revolution instrument with an invariable earth axis direction. The earth around-the-sun revolution instrument comprises a globe, an ecliptic turntable, a central shaft body and a perpendicular incidence plane disc, the globe comprises an earth model, an earth axis and a base. The base is rotationally connected with the ecliptic turntable through a bearing piece and is in transmission connection with the central shaft body through a transmission belt; the globe and the ecliptic turntable can be driven by external force to do revolution motion along the central shaft body; the direct plane disc is used for simulating a direct point of the sun to the globe and is arranged at the top of the central shaft body; when the globe revolves, the direction of the earth axis is not changed, and the perpendicular incidence point reciprocates between the south and north return lines of the earth model. The terrestrial globe is in transmission connection with the central shaft body through a transmission belt to form a planetary belt transmission mechanism, so that the revolution motion is ensured, the earth axis direction is maintained to be constant, the knowledge error of earth axis deviation during revolution of a traditional teaching aid is corrected, and the annual movement rule of a direct solar radiation point between south and north return lines is accurately reproduced.

The utility model provides a three-dimensional jigsaw puzzle of an earth model. The three-dimensional jigsaw puzzle comprises a base and a geological circle layer structure, the base is provided with a groove extending in the thickness direction so as to provide an assembly space for a subsequent geological circle layer structure. And the geological circle layer structure comprises a plurality of geological circle layer blocks for simulating different geological circle layers in the earth. The geological circle layer blocks are sequentially stacked and embedded into the grooves of the base to form a three-dimensional earth internal structure model. In order to enhance interactivity and educational interestingness of the toy, at least one geological circle layer block is detachably connected with the base, so that children are allowed to take down the geological circle layer block from the base or reinstall the geological circle layer block on the base, and the toy is more interesting. Therefore, the structural features and mutual relations of all the layers in the earth can be visually observed and learned. By adding the manual practice process, the earth model three-dimensional jigsaw puzzle has certain interactivity and educational property, and the cognition and feeling ability of children to the entity structure is improved.

A system for creating an enhanced parametric map of an earth formation. A sensor obtains parameter data from the earth formation. A processor obtains an initial parameter map along at least a portion of a borehole through an earth formation. The initial parameter map includes a distribution of values of a parameter of the earth formation. A profile of the parameter is selected from the initial parameter map. A region is selected within the selected contour, and a location of a region boundary of the selected region is identified. A location of a region boundary of an adjacent region in an adjacent contour is identified and used to replace the selected region boundary. A location of a replacement region boundary is determined using locations of region boundaries of adjacent regions in the adjacent contours. An enhanced parameter map with replacement region boundaries is displayed.

The utility model provides a kind of global each latitude solar apparent motion stereoscopic model, belong to solar apparent motion teaching appliance field;Solar apparent motion stereoscopic model includes: upper hemisphere shell and lower hemisphere shell, detachably connect between upper hemisphere shell and lower hemisphere shell, upper hemisphere shell and lower hemisphere shell are transparent material, upper hemisphere shell and lower hemisphere shell are spliced and form transparent sphere;Rotary unit, rotary unit includes pivot, earth model and annular ground;Annular ground is rotatably installed on pivot, the rotation axis of annular ground coincides with the axis of pivot, earth model is fixedly installed on pivot, earth model is located in the inner circle area of annular ground, pivot is fixedly installed in transparent sphere, the ball center of earth model coincides with the ball center of transparent sphere, the axis of pivot passes through the ball center of transparent sphere;By this setting, the problem that existing solar apparent motion stereoscopic model is not rotatable, only demonstrates the solar motion track of certain area is solved.

The application discloses a kind of single corner reflection-based SAR satellite three-dimensional positioning error correction method and system, according to the space-time characteristics of multi-source error in spaceborne SAR positioning process, i.e. in a certain area range, its system error, propagation path error and earth model error have spatial correlation, and three direction coordinates in radar coordinate system are independent of each other, error calculation is carried out using the signal of single corner reflector, to realize simple and effective high-precision positioning of whole scene SAR data. The method does not depend on correcting system error, earth model and propagation path delay error one by one, establishes unified correction model using ground corner reflector, realizes three-dimensional high-precision positioning of spaceborne SAR image target. The method provides precise positioning coordinates of SAR image target, provides basis for interpretation of SAR observation results in geographical coordinate system and fusion with other geodetic survey data. The application effectively improves the three-dimensional positioning accuracy of target point in spaceborne SAR image.

A method for generating an earth model is disclosed. The method includes receiving input data. The input data includes an initial earth model and observed seismic data. The method also includes determining a high spatial frequency component and a low spatial frequency component based on the input data. The method further includes preparing a full bandwidth model based on the high spatial frequency component and the low spatial frequency component. The method also includes generating synthetic seismic data using the full bandwidth model. The method also includes generating the earth model based on the synthetic seismic data and the observed seismic data.

The invention discloses a deep tight reservoir crustal stress field boundary condition inversion method integrated with machine learning, and belongs to the field of petroleum and natural gas engineering. The method comprises the following steps: firstly, constructing a fine three-dimensional heterogeneous modeling model through high-precision scanning and image processing; then, multi-source data such as hydraulic fracturing, acoustic emission and logging are fused, and the real ground stress of a target point is determined; an integrated machine learning model trained by an optimization algorithm is utilized to intelligently invert and generate a high-precision boundary load required by the crustal stress site; and finally realizing reliable prediction of the global crustal stress field. The method is used for providing key and reliable geomechanical basis and boundary condition input for well location trajectory optimization, hydraulic fracturing scheme design and development scheme adjustment of a deep tight reservoir, and effectively supporting safe and efficient drilling and effective utilization of reserves.

The application discloses a satellite beam coverage visualization method, device, equipment and storage medium, and relates to the technical field of satellites, and comprises the following steps: constructing a three-dimensional earth model and a satellite model according to input satellite attitude parameters; determining a beam coverage relationship based on the three-dimensional earth model and the satellite model; creating a projection plane tangent to the earth surface of the three-dimensional earth model with a subsatellite point of the satellite model as a tangent point, and determining a beam boundary on the projection plane; calculating a beam overlap area according to the beam coverage relationship, rendering the beam overlap area; extracting boundary feature points according to the beam boundary, projecting the boundary feature points to the earth surface to obtain coverage projection points; connecting the coverage projection points to perform three-dimensional modeling of beam coverage, and performing two-dimensional display of beam coverage by using Mercator projection. The application can accurately visualize and display beam coverage with diversified shapes.

This application discloses a precise correction method for the GNSS vertical velocity field based on multi-source load modeling, relating to the fields of geodesy and geophysics. The method includes: acquiring multi-source surface mass load data; constructing a multi-source load dataset; calculating the vertical displacement response of the Earth's surface under point loads based on an elastic Earth model and using Farrell's load Green's function theory, obtaining the load Green's function by solving for the load Love number and summing Legendre series; using the spherical Green's function integration method to calculate the vertical displacement of each grid point on the global grid caused by all mass loads, constructing a global load deformation field, performing time series analysis, and extracting the load correction at the locations of each GNSS station globally; subtracting the load correction from the global GNSS vertical velocity field, while simultaneously subtracting the glacial isostatic adjustment effect, to obtain the corrected GNSS vertical velocity field. This application can obtain accurate and reliable GNSS vertical velocity information.

This application relates to a method, apparatus, computer equipment, storage medium, and computer program product for processing inspection data. The method includes: acquiring inspection data collected from a power inspection area; determining the data type of the inspection data based on its information; parsing the inspection data using a parsing method corresponding to the data type to obtain the location information of the power inspection area corresponding to the inspection data; matching the location information with the location information of each power inspection area on a pre-created three-dimensional earth model; and inserting the inspection data into the layer database of the matched power inspection areas in the three-dimensional earth model. This method can increase the usability of inspection data and improve the efficiency and accuracy of maintenance operations performed by personnel in the power inspection area.

The invention provides a geographic information establishing method, electronic equipment and a storage medium, and the method comprises the steps: establishing an initial three-dimensional earth model, and determining to-be-loaded map information according to the initial three-dimensional earth model and the position information of a visual equipment model; according to the to-be-loaded map information and the zooming level of the three-dimensional earth model, determining loading information of each to-be-loaded map tile under the zooming level, and obtaining each to-be-loaded map tile from a local database; and loading and covering each to-be-loaded map tile into the initial three-dimensional earth model based on the loading information of each to-be-loaded map tile to obtain a target three-dimensional map. The geographic information is established in a network-free environment.

Modeling natural fractures of a formation having a hydrocarbon reservoir by representing a discrete natural fracture network as a continuous property and dynamically calibrating the discrete natural fracture network for coupling into a single media for reservoir numerical simulation. A mechanical earth model and fracture model having a fracture density index for a naturally fractured reservoir may be determined. A static calibration and a dynamic calibration may be performed for the discrete natural fracture network. A history match of flow rate and bottom-hole pressure may also be performed.

A method may include ocean bottom sensor (OBS) acquisition designed for complex earth model building and imaging with full waveform inversion (FWI) technology. Various combinations of OBS source and receiver patterns, as well as source design may be validated with FWI sensitivity kernel analysis technique. Usually, OBS design is done using conventional methods based on wavelength, frequency requirements, ray tracing and rules of thumps. The method of the disclosed embodiments utilizes OBS design and acquisition combined with FWI sensitivity kernel analysis.

The utility model relates to a revolution and rotation demonstration instrument for a moon-running orbit, which belongs to the technical field of demonstration instruments and comprises a load-bearing base, a demonstration disc, an earth model, a moon model, the moon-running orbit and a moon detector model, the load-bearing base is rotatably connected with the demonstration disc, the demonstration disc is fixedly provided with a supporting rod, and the supporting rod is fixedly connected with a bearing gear. A first stepping motor is fixedly installed on the inner wall of the bearing base, the driving end of the first stepping motor is fixedly connected with a driving gear, and a second stepping motor is fixedly installed on the inner wall of the demonstration disc. According to the utility model, earth-moon revolution and earth-moon rotation can be simulated, and a moon-running orbit of the moon probe can be displayed, so that the moon-running principle and the moon-running process of the moon probe can be subjected to basic demonstration, and three sections of the moon-running orbit can be simulated; therefore, tourists and students are helped to understand the flight path and the flight process of the lunar probe, so that workers can explain the three stages of the lunar running orbit.

A method of constructing a mechanical earth model (MEM) includes integrating a density logging data set to compute vertical stress and applying correlation models or equations to estimate a pore pressure and mechanical properties. The method also includes calibrating the pore pressure with drill stem test data, calibrating the mechanical properties with laboratory tests on core plugs or on rock cuttings, estimating a minimum horizontal stress using correlation models, and calibrating the minimum horizontal stress with minifrac tests. The method further includes estimating a maximum horizontal stress using the correlation models while assuming one or more correlation parameters, calibrating the maximum horizontal stress with a global pattern of tectonic strains and a basin stress regime, evaluating one or more breakout regions using the MEM, a trajectory of a well, and a geometry of a pilot hole, and comparing the one or more breakout regions and a caliper logging data set.

The utility model discloses a sun-earth physical model device capable of simultaneously measuring shadow and temperature, which particularly relates to the field of teaching aids and comprises an indicating pad, the top of the indicating pad is fixedly connected with a base, the top of the base is fixedly connected with a connecting column, and the top of the connecting column is fixedly connected with a lamp holder. When the sliding block is moved rightwards, the sliding block drives the connecting rod to slide along the interior of the path groove, so that the sliding block inclines leftwards while moving rightwards, and the earth model also inclines leftwards; when the sliding block slides leftwards, the earth model inclines rightwards; after the inclination angle of the earth model is adjusted, the fixing nut is rotated, so that the fixing nut is pressed on the surface of the adjusting seat, the effect of positioning the sliding block and the earth model is achieved, meanwhile, the earth model can be rotated, and different areas of the earth model correspond to the halogen lamp. Therefore, the position and inclination angle of the earth model can be adjusted conveniently and accurately.

A method is described for elastic full waveform inversion of hydrophone seismic data that produces an earth model that can be used for seismic imaging. The elastic full waveform inversion uses a P-wave velocity (Vp)-S-wave velocity (Vs)-density (ρ) parameterization. The method does not use any prior well-log information. The method is executed by a computer system.

A method (200 for generating an image of a subsurface includes receiving 202 an initial earth model of the subsurface and 210 a recorded dataset. A modeled dataset is generated 220 based on the initi

A method for extracting amplitude-versus-reflection angle, or amplitude- versus-offset information from input data, includes receiving (300) the input data d, receiving (302) an initial earth model V that includes at least a pressure-wave velocity vp, calculating (306) an updated, extended domain earth model Ve based on the input data d, and the initial earth model V, using a full waveform inversion process, where the updated, extended domain earth model Ve is expressed in an extended domain, transforming (308) the updated, extended domain earth model Ve from the extended domain to an ordinary domain, to obtain an ordinary domain updated earth model, extracting (310) the amplitude-versus-reflection angle or amplitude-versus-offset information from the ordinary domain updated earth model; and generating (312) an image of a subsurface that is indicative of the formation in the subsurface, based on the extracted amplitude-versus-reflection angle or amplitude-versus-offset information.