24 results about "Canyon" patented technology

The invention relates to a gravity type anchoring super-long cableway bridge in a complex wind field alpine and canyon area and a construction method, which are characterized by comprising the following construction steps: step 1, construction preparation; step 2, rock anchor cable construction; thirdly, concrete anchorage pier construction is conducted; fourthly, I-shaped steel distribution anchor beams are installed; step 5, mounting a bearing cable; sixthly, a handrail steel rope is installed; seventhly, bridge deck system cross beams are installed; 8, mounting a bridge floor steel wire mesh; ninthly, angle steel guardrails are installed; and tenthly, wind cable construction is conducted. The cableway bridge is constructed above the riverway in the alpine and gorge area of the complex wind field to assist in construction of rigid frame bridge beams and pier columns, and the problems that no construction road exists on cliff walls on the two sides of the riverway, water flow kicks rapidly in the waterlogging period, and transportation of materials, personnel and small construction machines cannot be conducted are solved.

The utility model provides a monitoring and early warning device for a debris flow gully in a canyon fall section, and relates to the technical field of natural disaster early warning. The device comprises a supporting column, a connecting frame, a sliding rail, a debris flow monitoring module and a rainfall monitoring module. Wherein the supporting columns are embedded and fixed on the two sides of a debris flow gully; the connecting frame is fixedly connected to the upper end of the supporting column. The sliding rail is fixed to the lower end of the middle of the connecting frame and extends in the same direction as the debris flow gully. The debris flow monitoring module is slidably connected to the sliding rail and can follow the debris flow state in the debris flow gully when the debris flow disaster occurs. And the rainfall monitoring module is fixed at the upstream position of the debris flow gully. According to the scheme, the debris flow monitoring module can move along the channel for monitoring through the sliding track, dynamic data collection is achieved in combination with the rainfall monitoring module, the problem that traditional fixed-point monitoring cannot adapt to complex canyon terrains is solved, and the accuracy and timeliness of early warning are improved.

The application discloses a kind of high mountain and gorge area landslide risk monitoring method and system based on single-track InSAR data, it is related to high mountain and gorge area landslide monitoring technical field, including steps: obtaining the single-track visual deformation point array data and digital elevation model data of target area in each phase;Obtain regional slope;Get vertical deformation data;Extract to obtain reliable coherent data points;The data filling of vertical deformation is obtained to obtain incoherent initial filling data points, and incoherent reliable filling data points are obtained;Obtain the reliable deformation time series point cloud graph corresponding to observation period;Based on reliable deformation time series point cloud graph, obtain the period deformation data of target area in observation period.The method provided by the application does not carry out filling repair to the InSAR missing data points caused by shooting shielding, carries out filling repair to the InSAR missing data points caused by landslide related physical reasons, enhances landslide risk identification data amount, and is favorable to improve landslide risk identification precision.

The invention relates to the field of water conservancy and hydropower facilities, in particular to a design method of a gully water and debris flow prevention and control system for achieving gully water and debris flow cooperative prevention and control between adjacent branch gully, and the design method comprises the following steps: a, determining a building level, a flood standard and an emergency flood drainage standard; b, determining a first water inlet and a second water inlet; c, the flood flow and the total solid matter amount of the branch ditches and the emergency flood drainage flow of the corresponding emergency flood drainage channel are determined; d, determining the scale of a second retaining dam and the scale of a second drainage tunnel; e, determining the scale of a second blocking dam; f, determining the scale of a first retaining dam and the scale of a first drainage tunnel; g, determining spatial arrangement positions of a first emergency flood drainage channel of the first branch ditch, a second emergency flood drainage channel of the second branch ditch and a confluence drainage channel; determining the scale of the first emergency flood drainage channel, the scale of the second emergency flood drainage channel and the scale of the confluence drainage channel. The method is suitable for the channel engineering of the hydropower station in the alpine and canyon region.

The invention relates to the technical field of water resource management, and discloses a canyon type reservoir water surface evaporation rate determination method, device and equipment and a medium, and the method comprises the steps: obtaining basic data of adjacent stations of a target area in each time period, and calculating the water temperature difference of the corresponding time period based on the basic data; classifying the basic data of each time period by using positive and negative values of the water temperature difference to obtain data sample sets corresponding to different types, and determining initial water surface evaporation rate calculation models corresponding to the different types; key parameters of the initial water surface evaporation rate calculation model are optimized according to the target constraint with the minimum energy closing error absolute value, and a target water surface evaporation rate calculation model is obtained; and inputting the data sample sets corresponding to different types into the target water surface evaporation rate calculation model to obtain the water surface evaporation rate. The method solves the problem that the calculation precision of the canyon-type reservoir water surface evaporation rate is insufficient due to the fact that the positive and negative water temperature difference and the local circulation influence are not distinguished in the prior art.

The application relates to a simulation experiment system of canyon river and alluvial fan interaction, which comprises a groundwater reservoir, a water inlet pool, a water and sand mixing narrow slot, a sediment deposition pool and a water outlet pool. The simulation experiment system can meet the research needs of river and alluvial fan interaction, can inversely analyze the process of alluvial fan development forming an alluvial plain, and has the advantages of simple operation, precise control, convenient measurement, low cost and the like.

This invention discloses a landslide dynamic deformation and rupture monitoring method integrating InSAR and UAV, belonging to the field of geological disaster monitoring technology. It aims to address the problems of highly concealed bedding landslides in high mountain and canyon areas, insufficient spatiotemporal resolution of traditional monitoring methods, and the difficulty of using a single technology to simultaneously monitor macroscopic deformation and microscopic rupture. The core of its technical solution is as follows: first, establish a monitoring spatial benchmark and preprocess multi-source SAR data; then, calculate the global deformation field and optimize zoning through a combination of PS-InSAR and SBAS-InSAR; finally, collect rupture features using UAV and construct a three-dimensional model; and establish a deformation-rupture correlation through spatiotemporal fusion of multi-source data, combined with a dynamic early warning mechanism, to achieve full-scale dynamic monitoring and graded early warning of landslides, providing support for early identification and risk management of landslides.

The present invention relates to the technical field of geological survey, and provides a method for directional coring along a large-angle curved path, comprising the following steps: S1, selecting an appropriate drilling path on the basis of the depth and span of a river bottom to be traversed, so as to ensure that the drilling path passes through the entire river bottom and reaches a mountain on an opposite bank; S2, using a first coring tool to drill a first borehole section in a downward-inclined direction from a road surface, and during the drilling, a wireline coring mechanism inside the first coring tool continuously cutting off and retrieving core samples; S3, retrieving the first coring tool upon completion of the drilling of the first borehole section, and mounting a casing in the first borehole section; and S4, replacing the first coring tool with a second coring tool, a pilot bit passing through the casing and continuing drilling, the pilot bit continuously changing the drilling direction under the weight of a coring drill rod, and a wireline coring mechanism inside the second coring tool continuously cutting off and retrieving core samples. In the present invention, the drilling direction of the drill bit can be changed during drilling and coring, thereby facilitating directional traversal across deep-cut valleys and retrieval of core samples in mountainous and canyon regions.

The present application relates to the field of geological disaster identification, and particularly relates to a highway slope landslide debris flow disaster identification method, device, equipment and medium. The present application realizes deep fusion of spectral features of optical images and DEM elevation features through a cross-modal cycle fusion module by using high spatial resolution optical remote sensing images of high mountain and canyon area highway slope and DEM data of the same area, and can simultaneously capture texture damage and surface deformation information of landslide debris flow. Meanwhile, when the optical image is seriously covered by cloud and snow, the DEM data branch can be used as an independent data source for identification, ensuring the continuity and stability of the identification work. The present application organically combines two different modal and information complementary remote sensing data, improves the accuracy of landslide debris flow geological disaster identification, can meet the demand of rapid survey of disaster points along the highway in the high mountain and canyon area and major engineering area, can reduce the human workload, and improve the work efficiency.

The application relates to a high-altitude canyon area composite cofferdam integrated construction method, and relates to the technical field of cofferdam construction. The method comprises the following steps: cofferdam design optimization is carried out, the structure form of the composite cofferdam is determined, the stability coefficient of the cofferdam body slope is increased, and the permeability coefficient of the impermeable body is controlled; the impermeable body is formed by combining high-strength frost-resistant concrete, a composite geomembrane and a bentonite waterproof blanket, and frost resistance and aging resistance pretreatment is carried out; construction is organized in regions and time periods, a layered rolling process is used to control the compactness, the impermeable body is welded in a hot melting mode, and a warm shed method is used for construction under low-temperature conditions; displacement, settlement, seepage flow and stress and strain monitoring points are laid to realize real-time monitoring and early warning; and an operation and maintenance guarantee system is established, including composite heat preservation in winter and maintenance in flood season. The scheme can improve the structural stability, impermeability and risk resistance of the cofferdam under extreme environments.

The invention relates to a monitoring device suitable for a canyon debris flow slit and an early warning method thereof. The monitoring device comprises a supporting frame, a stay wire calibration frame, a plurality of installation parts, a stay wire set and a releasing mechanism, and the stay wire calibration frame and the supporting frame are fixed to the two sides of the canyon debris flow slit respectively; the plurality of mounting parts are arranged at intervals along the height direction of the stay wire calibration frame; the stay wire type displacement meter is installed on the supporting frame. The stay wire group comprises a main stay wire and a standby stay wire, the release mechanism can be switched between a locking state and a release state, and when the release mechanism is in the locking state, the release mechanism fixes the standby stay wire; and when the release mechanism is in the release state, the standby stay wire is separated from the release mechanism. Therefore, when the main stay wire is damaged and the standby stay wire needs to be replaced, a worker pulls the standby stay wire on the side of the supporting frame, the release mechanism can be switched to the release state, the standby stay wire can be used as a new main stay wire after falling off from the release mechanism, and real-time monitoring of the monitoring device can be guaranteed.

The invention discloses a deep-cut 'V'-shaped canyon large-span arch bridge inclined pile foundation which comprises a round-end-shaped inclined pile, the cross section of the round-end-shaped inclined pile comprises a fan-shaped upper portion and a rectangular lower portion, and the round-end-shaped inclined pile is obliquely arranged in a pile hole; the rectangular bearing platform is connected with the round-end-shaped inclined piles; the arch ribs are supported on the rectangular bearing platform, and the inclination angle of the arch ribs is the same as that of the round-end-shaped inclined piles; the pier body bearing beam is arranged on the rectangular bearing platform; and the junction pier is arranged on the pier body bearing beam. Compared with the prior art, the stress requirement of the deep V-shaped canyon complex geology can be met.

The invention provides a feasibility analysis-based space protection optimization method for rock collapse, and belongs to the technical field of geological disaster prevention and control. Firstly, the unmanned aerial vehicle is used for obtaining high-precision topographic data, and then the influence range of rock collapse is accurately delimited by combining rock collapse movement track calculation. Through deep analysis of blocking space and strength characteristics, the most appropriate blocking installation position is determined. According to the method, comprehensive prevention and control of rock collapse can be achieved under limited economic investment, and a more stable and reliable safety barrier is provided for large-scale engineering construction in alpine and gorge unmanned areas. Therefore, the safety of engineering construction is greatly enhanced, and a solid guarantee is provided for smooth promotion of engineering and maintenance of economic benefits.

The utility model relates to a device suitable for monitoring water and soil loss in alpine and valley areas, and belongs to the technical field of water and soil loss monitoring. Comprising a monitoring area, the two sides and the high-position side of the monitoring area are separated from the outside through baffles, a precipitation tank is arranged on the low-position side of the monitoring area, the precipitation tank is obliquely arranged, a water outlet is formed in the lowest point of the precipitation tank, filter cloth is arranged on the water outlet, and the water outlet is connected with a collecting barrel through a pipeline. The arrangement height of the collecting barrel is lower than the height of the water outlet; a cover plate is arranged at the top of the precipitation tank, and a water inlet is formed in the side, close to the baffle, of the precipitation tank. According to the device, runoff and silt generated in a monitoring area are guided into the precipitation tank, the silt is deposited in the precipitation tank, and water flow automatically flows to the collection barrel to be collected, so that the silt and water are separated, the accurate silt amount and water amount are obtained, and the accuracy of a monitoring result is effectively improved.

The present disclosure provides a kind of for high mountain and valley area's side slope crack inspection method and device, equipment, medium, it is related to dam side slope safety inspection technical field.The method comprises: control inspection unmanned plane to collect the fusion three-dimensional terrain data corresponding to dam side slope with first resolution, and filter local topographic change area, to obtain local crack fine inspection route in combination with crack inspection route planning model;Based on the route control inspection unmanned plane to carry out adaptive route dynamic programming, to complete fine inspection to crack terrain with second resolution, obtain millimeter level crack inspection data.This scheme realizes one-time inspection to dam side slope, the process of patrol has coarse and fine, inspection coverage is whole and has pertinence millimeter level fine crack inspection to key area, improve identification accuracy, and one-time inspection can complete the inspection of all key attention areas of dam side slope area, effectively increase the endurance time of inspection unmanned plane, reduce redundant inspection data amount.

The present application relates to the technical field of hydraulic engineering landscape design, and particularly relates to a canyon short tower cable-stayed flume design method based on landscape optimization and a program product, the method comprising: constructing a parameterized three-dimensional geometric model of the cable-stayed flume; obtaining a qualified model meeting a structural safety standard; fusing the qualified model into a canyon three-dimensional digital scene and obtaining a flume scene rendering image under a preset viewing point; constructing a landscape evaluation index system and quantitatively calculating a landscape comprehensive evaluation index according to the landscape evaluation index system; the present application realizes organic integration of the flume and the canyon landscape, and provides a theoretical basis and a practical design path for landscape-oriented structure design of similar complex topography hydraulic engineering.

The application provides a kind of suitable for canyon type riverbed side type water inlet / outlet grading dredging and desilting system and method, including primary desilting structure and secondary dredging facilities;The primary desilting structure is arranged in the lower reservoir river channel section position between the lower reservoir dam and the lower reservoir sand dam, and the section side is the rear slope of the water inlet / outlet, and the other side is the opposite bank slope;The secondary dredging facilities are used to process the silt accumulated in the front pool and the reverse slope section due to the over-standard flood. In the direction from the rear slope to the opposite bank slope, it includes side type water inlet / outlet, front pool, reverse slope section, sand dam and desilting channel in turn. The primary desilting structure is used to dredge the silt of the frequently encountered flood;The application effectively solves the silt accumulation problem of the front edge and the reverse slope section of the side type water inlet / outlet of the canyon type riverbed through the grading management mode of "structure sand blocking and guiding as the main, mechanical dredging as the auxiliary", and ensures the safety and reliability of long-term operation.

The invention discloses a high mountain and valley area landslide risk monitoring method and system based on single-rail InSAR data, and relates to the technical field of high mountain and valley area landslide monitoring, and the method comprises the steps: obtaining single-rail visual deformation dot matrix data and digital elevation model data of a target area in each stage; calculating to obtain a regional gradient; obtaining vertical deformation data; extracting to obtain credible coherent data points; performing data filling of vertical deformation to obtain incoherence initial filling data points, and obtaining incoherence credible filling data points; obtaining a credible deformation time sequence point cloud picture corresponding to the observation period; and obtaining periodic deformation data of the target area in the observation period based on the credible deformation time sequence point cloud atlas. According to the method provided by the invention, the missing data points of the InSAR caused by shooting shielding are not filled and repaired, and the missing data points of the InSAR caused by landslide related physical reasons are filled and repaired, so that the landslide risk identification data volume is increased, and the landslide risk identification precision is improved.

The invention discloses an inclined supporting structure suitable for deep valley hydropower station power transmission line outgoing in the technical field of power transmission line installation equipment, and the structure specifically comprises a first bearing frame and a first anchoring base, the first anchoring base is located on the side away from a canyon, and the first bearing frame is located on the side close to the canyon; a second bearing frame is fixed to the first anchoring base, the first bearing frame is obliquely arranged on the slope of the canyon, one end of the second bearing frame is fixed to the first anchoring base, and the other end of the second bearing frame penetrates through the first bearing frame and extends towards the canyon; a bearing pulley is erected on the first bearing frame, a positioning pulley block is erected on the second bearing frame, and the power transmission line penetrates through the positioning pulley block and is lapped on the bearing pulley. According to the application, the first bearing frame and the second bearing frame can form a triangular support stress model when bearing the gravity of the power transmission line, so that the stability of supporting the power transmission line can be kept.

This invention relates to the field of geological disaster prediction technology, and particularly to a method and system for calculating the water dam height in the event of a landslide blocking a river in a high mountain canyon reservoir area. The method first obtains the topographic feature parameters of the target reservoir area's valley cross-section and the effective volume data of the landslide entering the river, and determines the type of the valley cross-section; it then constructs a geometric model of a landslide dam reflecting the depositional morphology of the landslide within the valley, and establishes an equivalent relationship between the effective volume data, topographic feature parameters, and the desired water dam height; based on the determined valley cross-section type, it calls the corresponding calculation logic to solve the equivalent relationship to obtain the water dam height value; and based on the water dam height value, it determines the river blocking status. If the water dam height value is greater than zero, it outputs the predicted water dam height; if the water dam height value is less than or equal to zero, it outputs a determination that the river will not be blocked. This invention significantly improves the timeliness and reliability of emergency decision-making for landslide blocking disasters in high mountain canyon reservoir areas.

This invention provides a method and system for evaluating the sealing performance of submarine fan lithological traps enclosed by canyon channel walls. It determines evaluation parameters for the degree of damage, thickness, and closure of the canyon channel wall to be evaluated; identifies the canyon channel enclosed by the canyon channel wall to be evaluated; and determines evaluation parameters for the sand-richness and overlapping relationships of the canyon channel. By combining these evaluation parameters, the sealing performance of the submarine fan lithological traps enclosed by the canyon channel wall is quantitatively calculated and evaluated. This invention not only comprehensively considers various geological factors of the canyon channel wall to be evaluated, accurately and objectively evaluating the sealing performance of submarine fan lithological traps enclosed by the canyon channel wall, but also quantitatively calculates and evaluates the sealing performance of submarine fan lithological traps enclosed by the canyon channel wall, providing clear and detailed guidance for oil and gas exploration.

The invention relates to the technical field of sedimentary reservoir research, and discloses a submarine topography data-based canyon form automatic identification and hydrodynamic analysis method, which comprises the following steps of: acquiring submarine topography data of a target canyon; obtaining a thalweg line according to the submarine topography data; according to the thalweg, canyon morphological parameter data are obtained; based on the canyon morphological parameter data, constructing an improved hydrodynamic model, and obtaining hydraulic parameter data; and integrating morphological parameter data and hydraulic parameter data of the canyon to realize turbidity current event reconstruction and deposition dynamics explanation of the target canyon. Through automation and standardization of the whole process, the core defects of low efficiency, high subjectivity, incomplete coverage, limited parameters and the like of a traditional method are effectively overcome, and the novel seabed canyon analysis method which is efficient, objective and comprehensive and can go deep into a power mechanism from the form is provided.

The invention provides a graded desilting and desilting system and method suitable for a side type water inlet / outlet of a canyon type riverbed. The graded desilting and desilting system comprises a first-stage desilting structure and a second-stage desilting facility. The first-stage desilting structure is arranged at the position of a lower reservoir river section between a lower reservoir barrage and a lower reservoir sediment storage dam, one side of the section is a water inlet / outlet rear side slope, and the other side of the section is an opposite side slope. And the second-stage desilting facility is used for treating silt deposited in the forebay and the reverse slope section due to the over-standard flood. According to the direction from the rear side slope to the opposite side slope, the side type water inlet / outlet, the forebay, the reverse slope section, the sand blocking ridge and the sand discharging channel are sequentially included. The first-stage desilting structure is used for dredging frequent flood silt; through the grading treatment mode that structural sand blocking and guiding are dominated and mechanical desilting is assisted, the problem of sediment deposition of the front edge and the reverse slope section of the side type water inlet / outlet of the canyon type riverbed is effectively solved, and the safety and reliability of long-term operation of the canyon type riverbed are guaranteed.