17 results about "Rock tapaculo" patented technology

This invention relates to a method for characterizing the distribution of primordial water in rocks and its application. The method includes: preparing particles from fresh rock cores as fresh samples and particles from dried rock cores as dried samples; calculating the scattering length density of the rock to be tested based on the dried sample, and preparing a deuterated toluene contrast-matching fluid with the same scattering length density as the rock to be tested; immersing the fresh sample and the dried sample in the deuterated toluene contrast-matching fluid respectively to obtain immersion samples; performing small-angle neutron scattering (SANS) experiments on the dried sample and the immersion samples respectively; obtaining pore structure information before and after immersion based on the experimental results; and determining the distribution of primordial water in the rock to be tested based on the pore structure information. This invention, based on SANS experiments, provides a novel experimental technique for characterizing the distribution and water saturation of primordial water in sedimentary rocks, with advantages such as being non-destructive, efficient, time-saving, and highly accurate.

The invention discloses an exposed high and steep slope microtopography reconstruction method for improving vegetation colonization ability, which comprises the following steps: screening rocks with high weathering sensitivity, and establishing a weathering rate quantitative evaluation model; the weathering process of the rock with high weathering sensitivity is accelerated; constructing a micro-topographic space; based on the micro-topographic space, designing a three-stage compound matrix through the nutritional defects of the weathered product of the high-weathering-sensitivity rock, and carrying out layered fusion on the three-stage compound matrix and the micro-topographic structure; and carrying out vegetation planting and weathering-growth synergistic maintenance. According to the method, permeation of a weathering agent is guided through preset cracks, rock is converted into a nutrient matrix through an enhanced weathering technology, and the problem that traditional physical transformation depends on an external matrix and is prone to being deficient in the later period is solved; according to the method, the climate areas are graded, different treatment is conducted on the different climate areas according to the grading result, the water retention rate of the arid area is increased, the drainage efficiency of the wet area is improved, the overall structure is still stable when the gradient is larger than 60 degrees, and the gradient limitation of vegetation bags is broken through.

The invention discloses a device and a method for testing anisotropic mechanical properties of strong heterogeneity rocks, the device comprises a rotatable rock sample fixing device, a workbench and a sliding track, and a scratching cutter control and data monitoring system, the workbench and the sliding track device main body are fixed on a table top and are convenient to support and move; the slidable scratching system moving track supports the slidable scratching system to move left and right; the rotatable rock sample fixing device is located on the left side above the table top and can fix the position of a rock sample and change the rock scratch angle. The scratching tool control and data monitoring system is located on the right side of the table top and connected with the sliding rail, the slidable scratching system can scratch rocks, and the data monitoring system can monitor and collect tangential force data borne by a tool bit and displacement data of the tool bit in real time; the device and the method for testing the anisotropy of the shale based on the scratches can be researched so as to judge the anisotropy mechanical property of the strong heterogeneity rock.

The invention relates to the technical field of deep rock mechanics, and provides a deep in-situ environment rock parameter acoustic electromagnetic fidelity test system and method.The deep in-situ environment rock parameter acoustic electromagnetic fidelity test system comprises a cabin, a test space is formed in the cabin, and a rock core sample enters the test space from one end of the cabin through a displacement unit; the temperature and pressure control unit is communicated with the cabin body and is used for adjusting the temperature and the pressure in the cabin body to reach target values and keeping the target values stable; the acoustic electromagnetic testing module is arranged in the cabin body and used for calculating the wave velocity, the resistivity and the apparent resistivity of the rock core sample, and the acoustic electromagnetic testing module is connected with an external acoustic electromagnetic data acquisition system; and the remote control system is electrically connected with the acoustic electromagnetic test module and the temperature and pressure control unit. According to the method, the original occurrence state of the rock can be restored in a fidelity manner, the physical and mechanical parameters of the rock in a deep in-situ real environment are tested and analyzed, the evolution law of the physical and mechanical parameters along with the deep environment is analyzed, and reliable data support is provided for revealing the constitutive relation, the failure mechanism and the disaster breeding mechanism of the deep rock mass.

The invention discloses a layered lithology identification method and device and a storage medium, and relates to the technical field of petroleum engineering. The method comprises the following steps: clustering basic categories into a plurality of macroscopic categories according to lithology similarity of rock basic categories; determining the macroscopic category of the rock of which the lithology is to be identified according to the category features of the macroscopic category; in the category features of the macroscopic category, determining the distinguishing features of the basic category under the macroscopic category; according to the parameter relationship of the distinguishing features of each basic category, obtaining the recognition features of each basic category; and in the macroscopic category, determining the basic category of the rock of which the lithology is to be identified according to the identification features of the basic category. According to the method, after rocks are classified and recognized through macroscopic categories with high accuracy and recall rate, hierarchical recognition of basic categories is performed on the rocks through recognition features with large differences; and through classification identification and hierarchical identification, the identification precision of the rock lithology is obviously improved.

This invention relates to an impact-type Brazilian rock splitting and in-situ observation experimental apparatus and method, comprising a frame, lifting mechanism, impact hammer, spring, externally threaded iron bar, synchronous motor, upper vise, lower vise, piezoelectric force sensor, charge amplifier, computer, CT scanning device, infrared heater, infrared thermometer, inlet valve, outlet valve, and gas cylinder. The piezoelectric force sensor is connected to the computer via the charge amplifier for real-time acquisition, recording, and analysis of dynamic load signals during the splitting process. The chamber integrates a miniature CT scanning device, infrared heating and temperature measurement device, and protective atmosphere pipeline, enabling in-situ, non-destructive scanning imaging of rock samples before and after the experiment under controlled conditions. This invention obtains dynamic mechanical parameters and failure evolution images of rocks while efficiently and stably splitting rock cores, providing an integrated scientific research device for studying the dynamic failure mechanism of rocks under complex conditions, combining efficient loading, environmental simulation, and real-time observation.

The invention relates to the technical field of rock mechanics, in particular to a real-time measurement and prediction device and method for thermal expansion force and deformation of high-temperature rock. The real-time measurement and prediction device comprises a base, a computer control system and a prediction machine. The high-temperature-resistant resistance stress ring, the differential axial extensometer and the differential circumferential extensometer upload measured data to the resistance-type strain tester in real time, the resistance-type strain tester synchronously transmits the received data to the computer control system, and the computer control system transmits the collected data to the prediction machine. The prediction machine extracts predictive characteristics in various data, a prediction result is output to the computer control system through the prediction model, the computer control system calculates the thermal expansion force and deformation of the rock in real time based on the prediction result, by adopting the structure, the thermal expansion force and deformation of the rock can be automatically, synchronously and accurately measured in real time in a real high-temperature environment, and the rock thermal expansion force and deformation measurement accuracy is improved. And large difference between a measurement result and an actual working condition is avoided.

The invention belongs to the technical field of petroleum and natural gas exploration and development, and discloses a tidal waterway earthquake multi-attribute description method and device under the gypsum salt-carbonate rock symbiosis background. According to the method, rock physical parameters are calibrated based on logging data, a parameterized model is established for forward modeling, and the seismic recognition lower limit of a tidal passage is quantitatively determined; adaptive optimization and multi-dimensional fusion are carried out on various seismic attributes by using an integrated learning model, and fine and reliable identification of the tidal tract is realized; in combination with a tidal tract-mudstone shielding reservoir forming mode, favorable lithologic traps are screened and quantitatively evaluated from identification results; the oil-gas possibility is verified through well drilling, and the model is driven to be continuously optimized by actually measured geological data feedback. According to the method, the influence of interference factors such as faults is effectively inhibited, the continuity and boundary definition of tidal passage display are improved, and hidden lithologic trap identification is successfully guided.

This application provides a sampling system and application for rock geological environment management, including sampling tool components. This application uses electromagnetic control to direct the magnetic poles of a third electromagnet. When the magnetic poles of the third electromagnet are opposite to those of a fourth magnet, a repulsive force is generated between the third electromagnet and the fourth magnet, pushing the fourth magnet away from the third electromagnet. This, in turn, drives a second gear to rotate via a first toothed plate, which in turn drives the first gear to rotate. The first gear then moves the second toothed plate, pushing out a second arc-shaped toothed plate. The second arc-shaped toothed plate engages with a fixed tooth to fix the fixed tooth.

This invention relates to the construction and application of a collaborative prediction model for rock strength and toughness properties. Addressing the problems of size effect, single-parameter prediction limitations, and difficulties in cross-scale mapping in existing rock strength and toughness parameter testing technologies, the following key technical solutions are proposed: constructing a model that includes geometric parameters (L / W / S / B) and crack characteristics (…). a 0 / Δ a fic ), particle size parameters ( g av A dataset with 9-dimensional multi-source heterogeneous features, including Whale Optimization (WOA), is used to adaptively optimize the learning rate and hidden layer nodes of a Radial Basis Function Neural Network (RBFNN) to establish... f t - K IC A two-parameter synchronous prediction model. This model reveals the virtual crack propagation (Δ) through SHAP interpretability analysis. a fic ) and average particle size ( g av ) is the key controlling variable, for f t and K IC The predictive determination coefficient ( R ²) Reaching 0.997 and 0.996 respectively, it breaks through the limitation of small sample size effect and realizes cross-scale mapping from laboratory parameters to engineering scale, providing efficient and accurate technical support for the stability assessment of deep rock mass engineering.

The application provides a device and method for measuring the influence of rock on the component change in a water sample. The application focuses on the change characteristics of the components in the water sample during the test process, and the influence of the natural rock composition and structure on the component change in the water, and is beneficial to the evaluation of the influence of the rock mass in the underground reservoir on the component content change in the water storage. The measuring method is simple in operation and reliable in result.

The application provides a three-dimensional prefabricated concrete planting box fixing structure, which comprises a rock slope, a planting box body is arranged on one side of the rock slope, and an anchoring ear plate is connected to the outer side of the planting box body; the anchoring ear plate is provided with a plurality of anchoring holes, and a fixing anchor rod is installed in the anchoring holes; the abutting part of the rock slope and the planting box body is trimmed into a chiseled surface. The planting box body adopts a bird nest-shaped structure, the crack resistance, impact resistance and freeze-thaw resistance of the planting box are improved, the bird nest-shaped appearance and the arc-shaped inner cavity of the planting box body meet the mechanical requirements, are beneficial to the growth of plant root systems and the integration of landscapes, and significantly improve the ecological effect and visual effect of rock body three-dimensional greening. The reliable fixing between the planting box body and the rock slope is realized through the anchoring ear plate, the planting box body is more stable during use, the planting box body and the anchoring ear plate can be prefabricated in a factory and assembled on site, the construction efficiency is improved, and the construction difficulty and cost in mountainous areas are reduced.

The invention provides a rock mass property single-hole sound wave and press-in sounding combined measuring device and a using method thereof, and relates to the technical field of rock soil and rock mechanics testing, the device comprises a sound wave detection device and a press-in sounding device, the sound wave detection device analyzes medium properties mainly by measuring propagation characteristics of sound waves in underground media, and the press-in sounding device analyzes the medium properties mainly by measuring the propagation characteristics of the sound waves in the underground media. Judging whether a shallow layer crack exists or not; the press-in sounding device can press the sounding teeth into a hole wall rock mass to obtain mechanical parameters of the rock mass, the shapes of the sounding teeth can be changed according to different use scenes so as to form different indentations, and the drilling hole wall can be sheared by the sounding teeth through the guide rod stretching measurement device. According to the device, in-situ rock mass parameters are directly obtained in a lossless or micro-damage mode, the influences of sampling disturbance, the scale effect and environmental factors are overcome, the compression resistance and shear resistance of the rock mass can be evaluated at the same time, and multiple rock mass mechanical behavior testing requirements are met.

A method for artificially planting trees on rocky hillsides, belonging to the field of hillside planting technology. It includes the following steps: demarcating a planting area on the slope; excavating explosive holes in the rocky hillside within the planting area; filling and detonating explosives in each explosive hole to create cracks in the rocky hillside within the planting area; pouring a cement layer over the planting area; excavating explosive holes in the cement layer; filling and detonating explosives in the cement layer to create cracks within the cement layer; laying a soil layer on top of the cement layer; planting saplings on the soil layer; and providing ample irrigation to the saplings during cold, freezing weather each year, as the expanding water upon freezing will widen the cracks in the cement layer and the rocky hillside. Advantages: It helps improve the survival rate of saplings; it effectively promotes sapling growth.

The invention provides a karst mountain vegetation restoration method with nitrogen fixation precious tree species as driving species, and belongs to the technical field of vegetation restoration. According to the method, the precious nitrogen-fixing tree species are selected as pioneer tree species for vegetation recovery, the soil environment of the karst mountain land is effectively improved, the soil becomes more fertile, and the trees have good economic benefits; after the canopy density of the forest stand reaches 0.6, complementary planting is carried out, tree species adopted for complementary planting are precious tree species with good economic benefits, vegetation of the karst mountain land can be recovered, economic benefits can be generated to benefit local people, and the enthusiasm of people for recovering the vegetation of the mountain land is improved; meanwhile, the karst mountainous region with large-area exposed rocks is transformed through the vine plants, the rock region is covered, the method is low in cost, a protective net does not need to be built, operation is convenient, and manpower and material resources are saved.

The invention relates to the technical field of rock mechanical property testing, and discloses a system and a method for measuring rock mechanical properties in a humidity environment. The test system comprises a mechanical loading module, a box body and an environment control module. And the mechanical loading module is used for loading and unloading normal stress of the rock. A containing cavity is formed in the box body, and an inlet-outlet is formed in one side of the box body and provided with an opening-closing door. The box body has a first position and a second position; at the first position, at least part of the mechanical loading module is located in the accommodating cavity; and at the second position, the mechanical loading module is positioned outside the accommodating cavity. The environment control module comprises a temperature adjusting unit and a humidity adjusting unit which are arranged in the box body, and the temperature adjusting unit is used for adjusting the temperature in the containing cavity; the humidity adjusting unit is used for adjusting the humidity in the containing cavity. According to the invention, a mechanical loading function and an environment simulation function are efficiently combined, and a complex humidity-stress coupling test can be carried out.

The present application belongs to the technical field of rock wave velocity monitoring, and particularly relates to a rock wave velocity dynamic monitoring test system for simulating gas content change of source rock, comprising: a rock wave velocity and desorbed gas combined monitoring system, a gas chamber for placing a core column sample is arranged in the rock wave velocity and desorbed gas combined monitoring system, the gas chamber has a gas inlet end and a gas outlet end, and the gas pressure in the gas chamber is adjustable; a desorbed gas recovery system, the number of the desorbed gas recovery system is matched with that of the rock wave velocity and desorbed gas combined monitoring system, the gas inlet end of the desorbed gas recovery system is communicated with the gas outlet end of the rock wave velocity and desorbed gas combined monitoring system, and the desorbed gas recovery system is used for recovering desorbed gas; a constant temperature system, the rock wave velocity and desorbed gas combined monitoring system and the desorbed gas recovery system are arranged in the constant temperature system; the constant temperature system is used for providing a temperature environment required by the rock wave velocity and desorbed gas combined monitoring system; and a gas supply control system, connected with the gas inlet end of the rock wave velocity and desorbed gas combined monitoring system, used for supplying gas and detecting the gas pressure of the gas chamber.