342 results about "Drilling system" patented technology

The invention relates to the technical field of rotary steerable drilling system dynamics analysis and control, in particular to a rotary steerable drilling system dynamics analysis system which comprises a data acquisition module used for acquiring ground engineering parameters and underground dynamic parameters in real time and intercepting drilling parameter adjusting instructions; the digital twin modeling module is used for outputting a complete state vector of a digital twin model; the noise prediction module is used for generating a control source noise signal; the signal reconstruction module is used for executing self-adaptive hedging processing on the original mixed signal so as to reconstruct a pure geological signal; the cooperative control module is used for predicting the vibration risk caused by the change of the front stratum and generating an optimal control instruction for actively avoiding the vibration risk; the occurrence probability of malignant vibration is remarkably reduced, the drilling efficiency is improved, and the service life of a drilling tool is prolonged.

The invention relates to the technical field of petroleum drilling engineering, and particularly discloses an analysis and prediction system based on petroleum drilling and production data, which realizes virtual reconstruction of a physical drilling system by constructing a digital mapping body, and adopts a multi-source sensor network to collect drill string vortex frequency and wellbore temperature field gradient data. Forming a time sequence feature set through time sequence alignment and fusion processing; performing differential transformation and modal decomposition on the feature set to extract transient response feature vectors and generate a risk distribution diagram; establishing a parameter-risk correlation model, and decoupling mechanical vibration and thermal stress interference by solving a physical equation to obtain a dynamic risk index; the risk indexes and the process parameters are mapped to a three-dimensional grid to construct a multi-dimensional feature space, a feature fusion grid is adopted to achieve information aggregation and reconstruction, and comprehensive risk assessment indexes are generated; a dynamic early warning threshold value is established according to the evaluation indexes, and drilling parameters are optimized in real time through closed-loop control.

The invention relates to the technical field of five-axis machine tool drilling, in particular to a clamping device for wing hanging drilling operation and a laser measurement drilling system. A first middle assembly and a second middle assembly are detachably and fixedly connected with corresponding rotary tables; the second middle assembly is provided with an end plate extending front and back, and two sets of connecting areas spaced front and back are formed on the end plate. The clamping device further comprises a compensation insertion piece, and the compensation insertion piece can be selectively inserted between the first middle assembly and the first connecting lug and can also be selectively inserted between the connecting area and the rotary table so as to compensate the fluctuation quantity of the corresponding distance. The clamping device has the beneficial effects that through multiple technical means such as structure reuse, rotation reference unification, spacing compensation mechanism and assembly process optimization, high-precision, high-efficiency and high-stability indexing drilling clamping of the wing hanger is achieved, and then the drilling efficiency and the drilling precision are improved.

The invention discloses a gas extraction dynamic regulation and control system and method based on three-dimensional modeling, and relates to the technical field of three-dimensional modeling, and the method comprises the steps: constructing an underground multi-source sensor network, and collecting underground gas extraction multi-modal data flow; the method comprises the following steps: acquiring an underground gas historical extraction data set, performing dynamic early warning analysis in combination with an underground gas extraction multi-modal data flow, and establishing a gas emission abnormity early warning model and an extraction system failure early warning model; self-adaptive fusion modeling is carried out, and a three-dimensional model of the extraction drilling system is generated; and the gas emission abnormity early warning model and the extraction system failure early warning model are mapped to the extraction drilling system three-dimensional model for extraction regulation and control analysis to determine target gas extraction control parameters, and extraction closed-loop regulation and control are carried out. The technical problem of monitoring and regulation response lag caused by gas extraction data islanding in the prior art is solved, and the technical effects of real-time sensing, intelligent early warning and accurate regulation in the gas extraction process are achieved.

The invention relates to the technical field of coal mine gas disaster prediction, in particular to a while-drilling sensing coal face gas danger area division method which comprises the following steps: S1, in a detection drill hole drilling process of a coal face, detecting the gas danger area of the coal face; the method comprises the following steps: synchronously acquiring three types of parameters: direct gas parameters, drilling kinetic parameters and hole wall geophysical parameters through a measurement-while-drilling system; the measurement while drilling system comprises a sensor array arranged on a drilling tool and a data transmission module communicating with a ground data processing system. S2, performing space-time alignment and fusion analysis on the multi-source parameters acquired in the step S1, and adopting a mode recognition method based on mutation point detection and multi-parameter association; through multi-source information fusion and dynamic coupling modeling, accurate identification and graded early warning of a gas dangerous area are realized, the detection precision and early warning timeliness are improved, and a closed-loop prevention and control system integrating perception, evaluation and management and control is formed.

The invention provides a robot tail end hole making system and method based on contact type normal correction, and relates to the technical field of aeronautical manufacturing and airplane digital assembly. The system is connected with a tail end mechanical arm of the industrial robot through a detachable connecting interface and comprises a hole forming actuator and a control subsystem. The control subsystem is configured to control the hole forming actuator to move to the position, where holes are to be formed, on the wall plate. A hole forming actuator is controlled to make contact with the surface of the wall plate, and normal information of the to-be-formed hole position is detected through a sensor arranged on the hole forming actuator; according to the normal direction information, the adjusting posture of a drilling actuator is controlled, so that the axis of the cutter is consistent with the normal direction of the position to be drilled; by measuring the back-off amount of the wall plate, the hole forming actuator is controlled to compensate the TCP position of the cutter; and after the posture adjustment and the TCP displacement compensation are completed, a hole forming actuator is controlled to complete hole forming machining. According to the invention, the high-precision drilling requirement for aircraft assembly can be met, and support is provided for an aircraft digital assembly technology.

The invention relates to an underground multi-mode overflow monitoring system and method, and belongs to the technical field of well drilling monitoring, the system is arranged in an axial through hole of a drill collar body, and the system comprises a central fluid channel assembly comprising a Venturi tube section communicated with the through hole; the annular sensor array assembly comprises a barrel which is arranged on the outer side of the Venturi tube section in a sleeving mode and attached to the inner wall of the drill collar body, an annular flow channel is formed in the position, corresponding to a high-pressure area of the Venturi tube section, in the barrel, one end of the annular flow channel is closed, and the other end of the annular flow channel is a Venturi drainage ejector communicated to the high-pressure area of the Venturi tube section; the annular flow channel is provided with a plurality of drainage channels, and the annular flow channel is provided with a multi-mode sensor along the circumferential inner wall of the annular flow channel; a plurality of sampling holes communicated with the drainage channel are formed in the drill collar body; the system further comprises a processor, all the sensors are connected with the processor, and the processor communicates with the measurement-while-drilling system. The method and the device have the effect of improving the stability of monitoring work in a complex drilling environment.

A drilling system and techniques for managing dynamic load during drilling operations. The system includes a drilling device prone to propagate a dynamic load such as vibration and / or shock during drilling and electronics that may be susceptible to such dynamic loads. Thus, a control unit is provided that is configured for communications with both the electronics and with equipment directing the drilling operations. The unit also accommodates processing for directing the operations in terms of adjustment to drilling device rpm and / or weight on bit as applied to the device depending on monitoring of the dynamic load and in light of certain dynamic thresholds. Thus, real-time operational adjustments may be made to avoid dynamic load damage to electronics while maintaining efficient drilling operations.

A method can include receiving data acquired via a drillstring in a borehole in a subsurface environment; determining boundary locations for formations in the subsurface environment using at least a portion of the data, where an end of the borehole is disposed in one of the formations; determining extended boundary locations in the subsurface environment for a region beyond the end of the borehole using the boundary locations; determining a target location in the region; generating a trajectory from an end of the borehole location to the target location; and executing a directional drilling system to control directional drilling of the drillstring that extends the borehole beyond the end of the borehole towards the target location.

A method of monitoring the wear of a drill bit of a drilling system is provided. The method includes drilling into a formation using the drill bit of the drilling system, obtaining a weight-on-bit (“WOB”) from sensors of the drilling system, and obtaining a torque-on-bit (“TOB”) from the sensors of the drilling system. A bit damage indicator (“BDI”) is determined that is correlated with the wear of the drill bit based on a relationship between the WOB and the TOB.

An autonomous drilling system for well construction activities comprises a data acquisition system collecting real-time data from sensors, including flowrate, pressure, and cuttings sensors. A digital twin framework simulates drilling operations and outputs predictions based on the collected data. An AI agent module analyzes the system by aggregating predictions, real-time data, and historical data to determine well health and recommend parameter adjustments. An integrated rig control system automates drilling operations based on these recommendations. A human-machine interface provides manual control options. The system includes flowrate sensors with flow meters, downhole sensors, and multiple digital twins simulating specific aspects of wellbore construction. The AI module can employ deep learning or reinforcement learning techniques. Cuttings sensors analyze volume to assess wellbore stability and hole cleaning efficiency. The system can transition between open and closed loop drilling operations based on AI recommendations.

A method for calibrating a steering model may comprise estimating an initial condition for one or more variables in the steering model and calibrating the steering model with a Markov Chain Monte Carlo Simulation (MCMC). A drilling system may comprise a bottom hole assembly, a drill string connected to the bottom hole assembly, and an information handling system connected to the bottom hole assembly. The information handling system may be configured to process one or more measurements from the bottom hole assembly, calibrate a steering model based at least in part on the one or more measurements, adjust a control logic based at least in part on the steering model, and adjust the bottom hole assembly based at least in part on the control logic.

The application discloses a multi-surface drilling tool, a multi-surface drilling device and a drilling system. The multi-surface drilling tool comprises a fixing frame, a mold, a bearing platform and a first driver. The mold is provided with a positioning part and a plurality of side parts, each side part defines a containing groove, and at least two side parts are provided with a drilling hole. The position of each side part provided with the drilling hole corresponds to the position of a processing surface one by one. The bearing platform is used for bearing a radiator. The first driver comprises a first output end capable of reciprocating in a horizontal direction. The first output end can abut against the first non-processing surface, drive the radiator to move in a first direction, so that the second non-processing surface abuts against the positioning part. The radiator is clamped between the first output end and the positioning part by the first driver, the fixing of the radiator in the fixed groove is realized, the positioning part provides positioning guidance for the radiator, the rapid positioning between the radiator and the mold is realized, manual pre-tightening is not needed, and the clamping efficiency of the radiator is improved.

A mining drilling system, wherein an active drill rod (10) comprises a limiting section (104) and an anti-rotation section (103), a chuck (14) is provided at one end of a main shaft (15), a front end cover (13) is provided at one end of the chuck (14), the chuck (14) clamps on the limiting section (104), the front end cover (13) is slidably connected to the anti-rotation section (103), the front end cover (13) drives the active drill rod (10) to rotate, and a staged hydraulic system controls the clamping pressure of the chuck (14) on the limiting section (104); a front clamping device (2) comprises a front support plate (203) and a rear support plate (205) arranged spaced part, a through hole is formed in each of the front support plate (203) and the rear support plate (205), and is provided with an opening having a width greater than or equal to the diameter of a large drilling tool; a swing body (22) is provided in the front support plate (203) and the rear support plate (205) and can swing outside the front support plate (203) and the rear support plate (205); a tilt sensor (947) and a tilt sensing plate (948) in a positioning system determine whether a rotary arm (96) of a main manipulator (9) drives a gripper (97) to flip towards a frame (3); and a level sensor (962) and a level sensing block (961) determine whether the main manipulator (9) is in a set tilt angle position. The problem of complex operations in the construction of existing drilling equipment is solved.

The petroleum drilling system comprises a base, the base is horizontally placed on the ground, a through hole is formed in the middle of the base, a transverse plate is arranged above the base in a lifting mode, a first motor is arranged above the transverse plate, and an outer pipe is arranged below the transverse plate; the top of the outer pipe is connected with an output shaft of the first motor pair, a drill bit is arranged at the bottom of the outer pipe, and a hole channel is formed in the drill bit in a penetrating mode and communicates with the outer pipe. An inner pipe is arranged on the inner side of the outer pipe, a plurality of adjusting assemblies are arranged below the inner pipe, each adjusting assembly is connected with the inner side wall of the outer pipe, and the size of an opening in the upper end of a space formed by the adjusting assemblies is larger than that of an opening in the lower end of the space. A water pump and a liquid tank are further arranged on the base; the water pump can control the liquid tank to enable drilling fluid to enter and exit from the inner pipe and the outer pipe; by replacing the manufacturing material of the inner pipe, the overall mass of the inner pipe is lighter, and then the fixing degree of the plug pin to the inner pipe is improved.

The application discloses a kind of semi-automatic large-diameter pile broken pile processing device and method, comprising: fixed support bracket and drilling system, the fixed support bracket includes circular steel track and crossbeam, the circular steel track is fixed on the surface of pile head, the both ends of crossbeam are installed on the circular steel track by universal wheel, the crossbeam passes through the center of circular steel track, lifting lug is movably installed on the crossbeam, and the lifting lug is installed with drilling system;Intelligent bracket system includes bracket main body, motor set, chain rod coupling component, cage coupling component and moving crossbeam;The motor set is fixed in the middle of bracket main body, the motor set has driving shaft and driving gear on driving shaft, and the moving crossbeam is fixed on the middle of bracket main body along longitudinal direction.The application effectively solves the duration of deslagging and the benefit and safety problem of personnel up and down by using intelligent bracket system.

The utility model provides a kind of double-source multi-mode direct drive power control system and pressure control drilling system, it is related to petroleum drilling technical field, direct drive power control system includes: battery management control system, ac servo driver, control signal power supply and DC power battery package;When direct drive power control system is in ac parallel control mode: battery management control system, ac servo driver are sequentially connected;Battery management control system, ac servo driver are also connected with control signal power supply and DC power battery package respectively;When direct drive power control system is in series charging control mode: battery management control system, control signal power supply, ac servo driver are sequentially connected;Battery management control system is also connected with DC power battery package;DC power battery package is also connected with ac servo driver.The utility model is strong in adaptability, can maintain working stability according to the different electric power supply situation of field.

The invention relates to the technical field of metal part drilling lathes, and particularly discloses an automatic box drilling device which comprises a table body arranged in a drilling area of a production line. The continuous conveying assembly is arranged on the bearing surface of the table body; the drill bit end of the drilling system is arranged on the stroke of the continuous conveying assembly; wherein the drilling system comprises a top drilling machine mechanism with a mounting frame, and the top drilling machine mechanism is mounted on the surface of the table body through the mounting frame; the side drilling machine mechanism is arranged on the face, close to the continuous conveying assembly, of the installation frame. The output end of the first swing driving assembly is rotationally mounted on the side wall of the mounting frame, the clamp assembly and the side drilling machine mechanism are arranged on the circumferential outer wall of the output end of the first swing driving assembly, and the first swing driving assembly drives the clamp assembly and the side drilling machine mechanism to swing around an output shaft of the first swing driving assembly. And multi-face synchronous drilling can be achieved, boxes can be automatically fixed, and continuous and efficient operation is achieved.

The technology disclosed relates to a pulsed power drilling system 100 for breaking a mineral substrate 400 and to a method for breaking a mineral substrate 400 by passing a pulsed electrical current through the mineral substrate 400. The disclosed pulsed power drilling system 100 and method 500 using microwave radiation for affecting the electric field and electric charge distribution inside ionizable inclusions in the mineral substrate 400 to create localized ionizations inside the mineral substrate 400. The disclosed pulsed power drilling system 100 and method 500 may for example be applied in rock drilling, concrete processing, mineral processing, and continuous mining. The present disclosure further relates to a drill rig 600 comprising a pulsed power drilling system 100, a computer program product comprising instructions, and the use of a pulsed power drilling system 100.

The application provides a precision integrated machining system and method for machining tangential hole type centrifugal micro nozzle, which comprises the following steps: firstly, rough turning the end face and the outer circle of the bar stock clamped by the spindle tool system, then machining the tangential micro hole by the tangential micro hole drilling system, machining the coaxial flow channel hole, the part end face and the outer circle clamping face by the spindle tool system, repeating the machining and feed, removing the burrs at the inlet and outlet of the tangential micro hole, then driving the secondary spindle chuck to clamp the outer circle clamping face, rotating the spindle and the secondary spindle synchronously, machining the remaining outer circle by the spindle tool system until the part is cut off from the bar stock, clamping the cut-off part by the secondary spindle chuck, machining the cut-off end by the secondary spindle tool and removing the machining burrs. The application has small error and high production efficiency compared with the traditional machining method.

The invention belongs to the technical field of deepwater drilling, and discloses a deepwater drilling system and a deepwater drilling method. The deepwater drilling system comprises a drilling ship, a waterproof unit, a regulation and control device, a blowout prevention device and a drilling device. The upper end of the waterproof unit is connected with a drilling ship and provided with a first penetrating channel. The regulation and control device is arranged at the lower end of the waterproof unit and provided with a plurality of connecting channels. The connecting channel has an open state and a closed state, and in the open state, the first penetrating channel communicates with the outside through the connecting channel. And the blowout preventer is arranged at the wellhead and is connected with the waterproof unit. And the first penetrating channel can be communicated with a second penetrating channel of the blowout preventer. The drilling device is arranged on the drilling ship and penetrates through the first penetrating channel, the second penetrating channel and the well mouth. The well drilling device is provided with a conveying channel, and drilling fluid can be conveyed to the lower end of the well drilling device through the conveying channel. When the system is used for drilling operation, the pressure borne by a stratum at a wellhead can be effectively reduced, and stratum fracturing is avoided.

The invention belongs to the technical field of mineral resource exploration, and particularly relates to an ultrasonic vibration assisted rock breaking device and a drilling method. The ultrasonic vibration assisted rock breaking device comprises a rack and loading system, a rotary drilling system, an ultrasonic vibration system and a measurement control system. Current is transmitted to a piezoelectric ceramic group through a conductive slip ring and a carbon brush of the ultrasonic vibration system, the piezoelectric ceramic group is excited to generate ultrasonic vibration, and amplified high-frequency vibration is continuously transmitted to a drill rod and a drill bit of the rotary drilling system which rotates at a high speed through an amplitude-change pole type ultrasonic vibrator; and rotation-vibration composite rock breaking is achieved. The method comprises the steps of preparing a rock sample and setting initial parameters, fixing the rock sample, applying axial drilling pressure, starting drilling fluid circulation, starting rotary drilling, starting ultrasonic vibration, and performing real-time monitoring and self-adaptive adjustment, the parameters can be adjusted in real time according to rock stratum changes, the rock breaking efficiency of the hard rock stratum is remarkably improved, the drilling load is reduced, and the drilling efficiency is improved. And the service life of the drill bit is effectively prolonged.

An optical fiber communication while drilling system and an operation method. The system comprises: a slip ring (5) configured to convert an internal optical fiber channel from dynamic rotation to static transmission, wherein the slip ring (5) at least comprises a stator (5-2) and a rotor (5-3), the rotor (5-3) is configured to be communicated with an optical fiber link and is used for rotating together with a drilling tool during drilling, and the stator (5-2) is configured to receive an optical signal from the rotor (5-3) and output the optical signal for analysis and processing; and an optical fiber cable spool (10) connected to the rotor (5-3) of the slip ring (5) by means of a connecting rod (7) and at least comprising an optical fiber cable storage portion (10-2) and an anchoring mechanism (10-3), wherein the optical fiber cable storage portion (10-2) is used for storing an optical fiber cable, the optical fiber cable storage portion (10-2) is configured to release and retrieve the optical fiber cable downward into and from a wellbore within the drilling tool, and the anchoring mechanism (10-3) is configured to anchor the optical fiber cable spool (10) on the inner wall of the drilling tool when the drilling tool drills, and to disengage from the inner wall of the drilling tool when the drilling tool stops drilling.

This invention relates to the field of drilling operation technology and discloses a stable deep-earth drilling system with strong pressure resistance. The system includes a support frame, a lifting frame slidably connected to the support frame, a top drive assembly mounted on the lifting frame, an intermediate docking assembly located at the bottom of the top drive assembly and connected sequentially, and a drilling assembly fixed to the bottom of the lowest intermediate docking assembly. The intermediate docking assembly includes a ring-shaped main body. This invention facilitates drilling operations and is suitable for drilling operations at different depths. During drilling, coolant is sprayed from the inner ring above the drill bit to quickly cool the drill bit, effectively protecting its safety and improving drilling efficiency and stability. It eliminates the need to remove the drill rod for core sampling, facilitating subsequent drilling operations. After core sampling, coolant flow is facilitated, preventing the core from clogging the backflowing coolant and effectively avoiding drill rod blockage in the borehole, thus improving drilling safety and facilitating drilling and core sampling operations.

The invention discloses a flexible sidetrack drilling directional deflecting in-place informing short section, an ultra-short radius flexible drilling tool sidetrack drilling system and application, the flexible sidetrack drilling directional deflecting in-place informing short section comprises an upper end cover, a shell and a lower end cover, the upper end cover is connected with a flexible drilling rod short section, the lower end cover is connected with a deflecting drill bit, and the upper end cover, the shell and the lower end cover are sequentially connected to define a containing cavity; the flexible sidetrack drilling directional deflecting in-place informing short section further comprises a first bearing assembly, a second bearing assembly, a baffle ring, a weighting block and a disc valve with a hole, all of which are located in the containing cavity. Overflowing channels are formed in the upper end cover, the lower end cover, the first bearing assembly and the second bearing assembly; a boss is arranged at the lower end of the inner side of the shell. The first bearing assembly, the baffle ring and the second bearing assembly are sequentially embedded between the upper end cover and the boss. The weighting block is connected with the first bearing assembly and the second bearing assembly; the disc valve is connected with the weighting block and abuts against the lower end cover; and when the preset well inclination angle is not reached, the hole in the disc valve is communicated with the overflowing channel of the lower end cover.

Embodiments provide various systems and methods for using operating parameters of a drilling system for improving a drilling performance of the drilling system, including monitoring, determining, predicting, and / or controlling tool face orientation, tool face wagging, returning the spindle to a neutral position, and spindle reaction time. These systems and methods may be used together in combination with one or more of the others, or all together in one combination, or may be used separately, and may be combined with one or more other systems of a drilling rig, such as a bit guidance system, an autoslide system, and / or one or more autodrill systems.

A method of monitoring the wear of a drill bit of a drilling system is provided. The method includes drilling into a formation using the drill bit of the drilling system, obtaining a weight-on-bit ("WOB") from sensors of the drilling system, and obtaining a torque-on-bit ("TOB") from the sensors of the drilling system. A bit damage indicator ("BDI") is determined that is correlated with the wear of the drill bit based on a relationship between the WOB and the TOB.

The invention relates to a double-station full-automatic stamping and drilling system, and relates to the field of stamping and drilling machinery, the double-station full-automatic stamping and drilling system comprises a plurality of conveying belts and two stations, the plurality of conveying belts are arranged at intervals in the x-axis direction, the conveying direction of the conveying belts is in the y-axis direction, each station comprises a plurality of driving mechanisms, a drilling and stamping table and a plurality of turnover mechanisms, the driving mechanism is arranged between every two adjacent conveying belts and used for driving the square pipe to move in the x-axis direction, the turnover mechanism is arranged between every two adjacent conveying belts and used for driving the square pipe to turn over by 90 degrees and putting the square pipe back to the driving mechanism, and the drilling punching tables of the two stations are used for punching the two ends of the square pipe correspondingly. The square tube perforating device has the effect of improving the efficiency of perforating the two ends and the multiple side walls of the square tube.

This invention belongs to the field of measurement and control while drilling (MWD) technology, specifically relating to a main control function testing system for rotary steerable drilling systems. It aims to address the shortcomings in the testing and debugging of the main control function of rotary steerable drilling systems in existing technologies. The main control function testing system for rotary steerable drilling systems provided in this application is used to test and debug the main control program of a rotary steerable drilling system. The system includes a signal conversion module, a control module, a main control module, a decoding and display module, and several MWD tool simulators. The signal conversion module receives the steerable control commands input by the system and converts them into pulse signals. The control module includes a bypass-type downlink command device simulator, a wellbore-surface circulation system hydraulic simulator, and a downhole tool generator simulator, all interconnected. This system can provide a simulation system for testing the main control unit of a rotary steerable drilling system, testing various functions of the main control unit, and facilitating rapid testing and debugging of the main control program.