136results about How to "Fix fixes" patented technology

A method for treating the As-polluted soil features that the Chinese brake herbs are planted in said soil for absorbing the As from the soil and the their leaves are removed periodically (5-6 months). For acid soil, the lime or alkaline fertilizer can be applied to increase its pH value.

The invention discloses a satellite positioning and static leveling-based layered settlement monitoring system and method. The system comprises a base station, a monitoring station which is arranged in a settlement monitoring area and a monitoring center which communicates with the monitoring station, wherein the base station communicates with the monitoring station; the monitoring station comprises an observation pillar, a second Beidou satellite signal receiver mounted on the observation pillar, a data transmission unit, a plurality of layered settlement marks and a static level system; the static level system comprises a plurality of static level gauges; each layered settlement mark is provided with one static level gauge; one of the static level gauges is arranged on the observation pillar. The method comprises the following steps: I, setting of the monitoring system; II, data acquisition and transmission; III, data processing and analysis. According to the satellite positioning and static leveling-based layered settlement monitoring system and method, the calibration and correction problems of the instable working base points during the static leveling can be effectively solved, and the long-term, remote and real-time monitoring for the layered settlement deformation of the geologic bodies can be realized.

The invention discloses a directional sliding drilling monitoring while drilling control device and a control method of the directional sliding drilling monitoring while drilling control device. The directional sliding drilling monitoring while drilling control device comprises data collecting sensors, a programmable controller, a drill rod left and right rotation controller and a monitor, wherein the the sensors include a drill rod torque sensor, a drill rod rotating angle deflection sensor, a vertical pipe pressure sensor, a large hook hanging load sensor and a motor tool surface angle sensor, the programmable controller carries out calculation and analysis on data collected by the sensors, combines a direction drilling experience model with a logic reasoning method for obtaining control parameters and controls a top drive main shaft to rotate and act. The control method comprises the steps of rotating drilling, sliding drilling, tool surface orienting, supporting pressing sliding prevention drilling and sliding drilling tool surface deviation correcting. The control device and the control method provided by the invention have the beneficial effects that the fast and accurate tool surface orienting, correcting and controlling in the directional sliding drilling process are realized; the incapability of drilling pressure or drilling supporting pressure exertion onto a directional sliding drilling drill bit due to well hole friction resistance increase is reduced; the drilling speed and the well drilling efficiency of sliding drilling machinery are respectively and obviously accelerated and improved.

A plant method for in-situ treating the soil polluted by Cd features that the plant Dongnan Jingtian is directly planted in the polluted soil for absorbing the Cd from the soil and after the plant is growing for 3-4 months, it is removed. Its advantages are high effect and speed and no secondary pollution.

The present invention relates to a method for planning and scheduling timed task. Its kernel lies in that based on timing iterator it utilizes at least two line processes to schedule and execute plan-scheduled timed task. Said invention can make the plan be self-contained by means of mode of timed iterator, so that it is favorable for implementing any complex plan. Besides, when the timing iterator is implemented, it can use a calendar algorithm, so that it can eliminate deviation of daylight saving time, and can ensure planning accuracy.

The invention relates to repair and reinforcement construction methods for segments in a formed tunnel. The segment repair construction specifically comprises steps as follows: 1, segment fragmentation classification identification; 2, selection of repair measures; 3 surface cleaning of segment fragmentation; 4, drilling and steel bar embedding; 5, interfacial agent brushing; 6, reinforcement mesh binding; and 7, polymer repair mortar application. The segment reinforcement specifically comprises steps as follows: 1, caulking, grouting and hand hole blocking; 2, steel plate processing and corrosion prevention processing; 3, mounting of a protective steel plate; and 4, epoxy resin grout filling. The construction methods can solve the repair and reinforcement problems after large-area fragmentation in a propulsion and assembly process of the tunnel, and ensures that the formed tunnel meets an operation safety requirement.

The invention provides a method for manufacturing an artificial soft tissue body carried with a vascular net flow channel. The method comprises the following steps of: firstly designing a soft tissue scaffold model with a vascular structure, layering the soft tissue scaffold model one by one at equal distance, and manufacturing photomask plates of various layers; then uniformly mixing a cell and a collagen solution, and injecting a photocuring hydrogel and a photoinitiator to obtain a photocuring composite solution; injecting the photocuring composite solution to a work table, covering with the photomask plates, curing the photocuring composite solution by adopting a surface exposure technology, and then carrying out curing accumulation layer by layer to obtain a photocured hydrogel soft tissue scaffold with the vascular structure; planting vascular endothelial cells to the vascular structure of the photocured hydrogel soft tissue scaffold, wherein the vascular endothelial cells are attached to the surface of a vascular channel; carrying out static culture and dynamic culture in vitro to obtain the artificial soft tissue body carried with the vascular net flow channel. The method provided by the invention can solve the problems of survival of cells inside a large tissue engineering soft tissue scaffold, and soft tissue scaffold vessel network manufacturing and vascularization in the large injury repair of a soft tissue.

The invention relates to an acquisition, storage and analysis system of neutron spectrometer. The system comprises a data acquisition, storage and analysis unit and a data processing unit, the data acquisition, storage and analysis unit acquires pulse information of a radiation field to be tested, stores the pulse information and then transmits the pulse information to the data processing unit, the data processing unit comprises a real-time processing and offline reconstruction data processing module, the maximum amplitude of pulse is obtained in a continuous sampling mode of the data acquisition, storage and analysis unit and a module trigger mode of the real-time processing and offline reconstruction data processing module, and the pulse amplitude spectrum of neutron or gamma ray is obtained via a neutron window or gamma ray window selected from an attenuation time spectrum. The system solves the problems that an analog nuclear spectrometer is high in counting rate and long in dead time and a dynamic system of an analysis system needs to be corrected, as well as that a digital spectrometer cannot realize complex mathematic logic operation, offline pulse construction and particle discrimination algorithm.

The invention provides a dresser for a deep hole internal thread and belongs to the technical field of hand tools. The dresser comprises a locating mandrel, a ferrule, a threaded cutter, a fixing seat, a fixing sleeve and a baffle, wherein the locating mandrel penetrates into an inner cavity of the fixing seat, and a tapered surface is arranged at the lower end of the locating mandrel; the ferrule is embedded into the inner cavity of the fixing seat; the threaded cutter comprises four groups of L-shaped blades, a cutting edge with a thread form consistent with that of the deep hole internal thread of a to-be-dressed aircraft part is arranged at the outer side end of the horizontal arm of each blade, a wedge-shaped arc surface is arranged on the vertical arm of the blade, the four groups of blades are evenly arranged around the locating mandrel, and the horizontal arms of the four groups of blades are assembled with the fixing seat; an operating handle is arranged at the upper end of the fixing seat, the fixing seat and the fixing sleeve are assembled in a threaded fit manner, the thread pitches of the fixing sleeve, the fixing seat and the deep hole internal thread of the to-be-dressed aircraft part are identical, and the fixing sleeve and the to-be-dressed aircraft part are assembled in a threaded fit manner. The dresser solves the problem about repair of the deep hole internal thread of the aircraft part and guarantees smooth assembly of threaded fit members in the maintenance process of the aircraft.

The invention relates to low alloy wearing resistance corrosion resistance steel which is suitably used in the ocean mud-sand wearing and corrosive environment, which is produced by the following steps: Mn-Si-Cr-Mo system non-carbide bainite alloy steel is taken as research basis, the carbon content and other alloy element contents are properly adjusted, elements of Al, Nb and rare earth contributing to improving the corrosion resistance of the alloy steel are added for modification, and the Mn-Si-Cr-Mo-Al system non-carbide bainite steel is formed by the progression quenching heat treatment process, so that the low alloy wearing resistance corrosion resistance steel is obtained. The steel has good obdurability, wearing resistant and corrosion resistant comprehensive performance and welding repair performances, and can be used to solve the problem of repairing worn blades of a centrifugal pump of a ship, and can also be applied to other ocean wearing resistance welding parts.

The invention provides a passivation material capable of repairing cadmium and copper-polluted acidic soil as well as a preparation method and application of the passivation material. The pH value of the passivation material is 10 to 13; the passivation material is prepared from the following raw materials in percentage by mass: more than or equal to 60 percent and less than or equal to 85 percent of biomass power plant ash, more than or equal to 10 percent and less than or equal to 25 percent of lime, and more than or equal to 5 percent and less than or equal to 15 percent of phosphorus lime. The passivation material takes the green and cheap biomass power plant ash as the main raw material, the biomass power plant ash is mixed with the lime and the phosphorus lime, any binding agent or a colloid auxiliary material is not added, and spherical grains are prepared; the granulation rate of the raw materials is more than 95 percent and the material returning rate is low. Negative influences of the auxiliary materials including the binding agent and the like can be avoided, and a raw material washing phenomenon is avoided; the application amount of the passivation material is less and only occupies 0.2 percent to 0.6 percent of the mass of soil of a plough layer; a heavy metal passivation effect is remarkable and stable, and the growth of plants is accelerated, so that the aim of efficiently and lastingly repairing the heavy metal cadmium and copper-polluted acidic soil in situ at a low cost is realized, and economic benefits, ecological benefits and a repairing effect are integrated.

The invention relates to a repairing method of a large composite material shelter. The method comprises the following steps: cutting and polishing the damaged sheath of the wall of the large composite material shelter; digging out the damaged core material at the rear portion of the damaged sheath to form a core material repairing cavity; carrying out repairing core material discharging in the core material repairing cavity, and carrying out edge covering and loading of the repairing core material; laying a repairing sheath on the surface of the repairing core material; laying a demolding cloth on the surface of the repairing sheath, and allowing a whole repairing position to be in sealed environment; injecting a resin system to the repairing sheath through the demolding cloth by using a flow guiding system and a glue injecting system; and removing the demolding cloth on the surface of the repairing sheath, and polishing the demolding cloth removed surface of the repairing sheath. The shelter repairing method provided by the invention has the advantages of few consumables, low cost, good effect, elimination of the innate discontinuity characteristic of fibers in laminates, caused by traditional imbed parts, and solving of the repairing problem of large composite material shelters through well combining fault fibers.

The invention belongs to the field of energy storage batteries and more particularly to an alkali metal surface in-situ treatment method and application thereof in a secondary battery. The method protects the metal by in-situ treatment of an alkali metal sheet. A metal pole piece prepared by the method can be used for a high specific energy alkali metal secondary battery. The metal sheet obtainedby the method is prepared by generating a protective film on the surface of the metal based on a reaction of a treatment liquid having a small amount of metal salt with the surface of an alkali metalnegative electrode. The protective film is an organic / inorganic mixture having a mosaic-like solid electrolyte structure. The method is simple, easy to control, practical and economical. The alkali metal sheet is used for a secondary alkali metal negative electrode battery, can greatly improve the energy density and the cycle life of the alkali metal battery, and improve the performance of the alkali metal secondary battery, and has great application prospects.

According to a fracture welding method of a band saw blade disclosed by the invention, a burn fusion welding way is mainly utilized, a fused liquid obtained after the fracture of the band saw blade is fused is utilized to weld by bonding, and other metal welding rods and fluxes are not needed in the welding process. The fused liquid obtained after the band saw blade is fused is utilized to bond two sections of the band saw blade, a welding seam of the band saw blade is smooth, welding beading and welding slag are not produced, a welding part is not reground, and the annealing problem of the band saw blade in the regrinding process is avoided. Additionally, the thickness of the welding part conforms to the thickness of the band saw blade, the tensile strength of the welding part is high, the toughness of the welding part conforms to the toughness of the band saw blade, and the crack repairing problem of the band saw blade is effectively solved by using the burn fusion welding way.

The invention provides a device for reconstructing the coracoclavicular ligament. The device is composed of a bone fracture plate and high strength sutures, and the bone fracture plate is made of a titanium alloy material and provided with drill holes; the high strength sutures are made of a polyethylene terephthalate material; the sutures and the bone fracture plate are used in a matched mode; when the device is used, after the clavicle resets, the bone fracture plate is placed on the attachment segment of the clavicle coracoclavicular ligament, holes are drilled in two bones respectively, the high strength sutures sequentially penetrate through a hole channel in the bone fracture plate and holes drilled in the two bones to fix the clavicle onto a coracoids, then a flexible fixing rope is tightened till the clavicle and the coracoids recover to the normal distance, and finally knotting is conducted to conduct fixation. According to the device, in treatment of acromioclavicular dislocation, the problem of coracoclavicular ligament reconstruction is solved, and an internal fixator is removed without secondary surgery; the problem of ligament repair is solved, and pain of self-lifted ligament reconstruction is avoided; the device and an operation mode are minimally invasive, postoperative recovery is high in speed, pain of a patient is reduced, and the device is applicable to acromioclavicular dislocation caused by shoulder joint surgical treatment trauma and the like.

Provided is a method for replacing an ascending pipe base of a coke oven. The method is characterized by comprising the following steps that a, a temporary chimney is mounted; b, a water-sealed valve turnover plate of an axle tube is closed; c, a flange bolt connected with the axle tube and temperature measuring and pressure measuring instrument are dismounted; d, a lifting support is mounted; e, an ascending pipe is lifted; f, the ascending pipe base is replaced. The method for replacing the ascending pipe base of the coke oven has the advantages that the repairing problem of the ascending pipe base can be thoroughly solved, the problem that the ascending pipe base must be lifted by a large-tonnage crane when replaced is eradicated, the quality of restoration work is good, the safety coefficient is large, construction time is short, and the restoration work cost is lowered.

The invention discloses a perception coverage holes' healing method of a manufacture Internet of things. The traditional manufacturing industry environment has the disadvantages that environment is severe, disturbance is severe, a sensor node exits due to fault damage, node energy consumption is used up and the like, so that a coverage hole always exists, and a method that the coverage hole is healed by utilizing the mobility of the sensor node is a feasible method at present. By aiming at a scene that nodes of different sensing radiuses, mobile nodes and static nodes are in mixed distribution, the invention provides a distributed coverage holes' healing method and can give consideration to coverage efficiency and energy to solve the optimal distribution combination of mobile sensor node relocation, and therefore, the healing method gives consideration to balance between energy consumption and a coverage effect.

The invention provides a detection and recovery method and device for a virtual machine fault. The method comprises the steps that a detection and recovery module acquires the state of a virtual machine from a detection agent module deployed in the cloud virtual machine; whether the virtual machine has a fault is judged; and when the virtual machine has a fault, the detection and recovery module initiates virtual machine reboot or virtual machine migration operation. Through the detection and recovery method and device, detection and automatic recovery of the virtual machine fault in a virtualization system in the prior art are realized, and therefore the effect of improving virtual machine reliability under a virtualization technology is achieved.

The invention provides an image processing method. The image processing method comprises the following steps: acquiring a color endoscope image in a time sequence sampling video; extracting a boundaryregion image in the color endoscope image, and determining boundary points according to the boundary region image; using pixel point information in a preset area range of the boundary points and gradient information determined according to the boundary points to obtain restoration numerical values of the boundary points, wherein the pixel point information comprises contribution values and distance information, and the gradient information comprises x-direction gradient information and y-direction gradient information; and replacing the numerical values of the boundary points in the color endoscope image with all the repair numerical values so as to obtain a repaired image. According to the invention, the problem of color boundary image restoration caused by in-vivo instrument or visceramovement is solved, the image is more intuitive and clearer, and medical personnel can conveniently observe by using the restored image. The invention further provides an image processing device, electronic equipment and a computer readable storage medium which all have the above beneficial effects.

The invention discloses a manual correction device for a cantilever steel beam and a construction method. The manual correction device comprises a supporting mechanism and a traction mechanism. The supporting mechanism comprises a supporting frame, a z-direction jack and a plug. The supporting frame is fixed with the plug through the z-direction jack, an x-direction jack and a y-direction jack areinstalled in the plug, x-direction idler wheels for supporting the cantilever end of the cantilever steel beam are rotatably installed on a bracket of the x-direction jack, and y-direction idler wheels for supporting the cantilever end of the cantilever steel beam are rotatably installed on a bracket of the y-direction jack. The traction mechanism comprises an x-direction traction rope and two y-direction traction ropes, and the three traction ropes are detachably connected with the outer end and the left and right sides of the cantilever steel beam through respective rope buckles of the three traction ropes. The key of the manual correction device is to use the two groups of idler wheels to alternately support and lubricate the cantilever end and use the traction ropes to pull for correction. According to the manual correction device and the construction method, the cantilever ends of the cantilever steel beams can be kept aligned in all directions of x, y, and z.

The invention discloses a detection and correction method for related data stream exception, and belongs to the field of industrial process modeling and data processing. In the method, clustering analysis and window matching are used for realizing the exceptional point detection and correction of the single input data stream. A GPR (Gaussian Process Regression) model is introduced to establish theprediction model of an input-output data stream, the output of the data stream and the prediction model are observed in real time to carry out window comparison, and the detection and the correctionof the exceptional data in the output data stream are further solved. The method not only considers the general features of the data stream but also utilizes correlation among the data streams to solve the problem that input / output multi-data-stream exceptional points are difficult to be correctly detected and corrected in practice.

The invention discloses a repairing structure and a repairing method for a liquid-crystal display (LCD) panel. The LCD panel is provided with a plurality of shared wirings and a plurality of scanning lines, wherein the shared wirings are parallel to the scanning lines, and the shared wirings and the scanning lines are alternately arranged on a base plate; each shared wiring is provided with a plurality of branches and a plurality of notches; the plurality of branches are parallel to a plurality of signal lines, and are overlapped but separated from the signal lines; and each branch, the corresponding signal line and a pixel electrode are configured to enable the corresponding notch to be exposed, so that an external tool can be provided to cut off the shared wiring from the notch, thereby disconnecting the shared wiring and the branch.

The invention relates to low alloy wearing resistance corrosion resistance steel which is suitably used in the ocean mud-sand wearing and corrosive environment, which is produced by the following steps: Mn-Si-Cr-Mo system non-carbide bainite alloy steel is taken as research basis, the carbon content and other alloy element contents are properly adjusted, elements of Al, Nb and rare earth contributing to improving the corrosion resistance of the alloy steel are added for modification, and the Mn-Si-Cr-Mo-Al system non-carbide bainite steel is formed by the progression quenching heat treatment process, so that the low alloy wearing resistance corrosion resistance steel is obtained. The steel has good obdurability, wearing resistant and corrosion resistant comprehensive performance and welding repair performances, and can be used to solve the problem of repairing worn blades of a centrifugal pump of a ship, and can also be applied to other ocean wearing resistance welding parts.

The invention discloses a method for automatically positioning and repairing clipping distortion waveforms of an electronic stethoscope. The method includes the following steps that: an auscultation signal is read; a difference of the signal x is obtained, and a differential signal x<d> is obtained; through threshold comparison and endpoint pairing, K non-overlapping time intervals for clipping distortion is determined, the time intervals are sorted in time order, and a stack is formed by entering first and then exiting; if K=0, a clipping distortion area is avoided, repairing is no longer needed, if K>=1, a data time point set psi<K>interpolated on the stack is determined, time point set psi<K>and a corresponding value x(psi<K>) on x at each time point of the time point set are used, anda value in the Kth section of the clipping distortion area is fitted to replace an original clipping distortion value in the x through interpolation; the time interval at the top of the stack is removed; and an auscultation signal x without clipping distortion is output. According to the method for automatically positioning and repairing the clipping distortion waveforms of the electronic stethoscope, the clipping distortion area of stethoscope signals can be automatically detected and positioned, and signals of the clipping distortion area and a plurality of close clipping distortion areas can be automatically repaired.

The invention relates to a method for strengthening in-situ remediation of polluted water bodies in riverways and lakes by transgenic plants. The method is characterized by comprising the steps that 1, in view of the characteristics of difficulty in the growth of conventional plants in moderately and slightly polluted water bodies, eutrophic elements and heavy metal elements in the water bodies are transferred and fixed into bottom sediment by the transgenic plants with high adsorption efficiency and high resistance; and 2, through micro-topography transformation combing with plant configuration, polluted river sections and lake landform landscape are divided, erosion zones and sedimentary zones are artificially constructed, the initial conditions of transgenic plant growth are guaranteed,and the repair efficiency of the polluted river water bodies is improved. The method has the advantages such as high adaptability and environmental friendliness in strengthening the in-situ remediation of the polluted water bodies in the riverways and lakes, and has wide application prospects.

The invention discloses a seat headrest vertical foaming mold. An upper mold and a lower mold are buckled together to form a headrest foaming cavity; a large cylinder is arranged at the top of a cylinder bracket, a small cylinder is arranged at the top of an upper mold insert, the left end and right end of the cylinder bracket extends downwards vertically so as to be fixedly connected with the left side wall and right side wall of the upper mold, the lower end of a piston rod of the large cylinder is connected with the upper mold insert which is internally provided with a vertically-through round hole, and the piston rod passes through the round hole; the top of a movable inserting block extends into a groove matched with the bottom of the upper mold insert, and the top of the movable inserting block and the top of the groove are fixed together by virtue of the magnetic force of a magnet; the upper mold insert drives the movable inserting block to move from top to bottom together; the upper mold insert extends into the top cavity of the upper mold, and the movable inserting block extends into the headrest foaming cavity. According to the seat headrest vertical foaming mold, material overflow and hard edges are avoided, the product stability is improved and the workload of operators is reduced.

The invention relates to a concrete gap repairing and anti-seepage treatment method. The method comprises the following steps of (1) forming a groove in a concrete structure by taking a gap of the concrete structure as a center; (2) embedding a grouting nozzle in the groove, and keeping a gap between the grouting nozzle and the gap of the concrete structure; (3) fixing the grouting nozzle in the groove by adopting a plugging material, and plugging and compacting the rest part of the groove; (4) then, grouting through a grouting nozzle till the interior of the gap reaches a saturated grouting state; (5) dismounting the grouting nozzle, and the completely plugging and filling the groove with a plugging material; and (6) coating the cured and blocked groove and the periphery of the cured and blocked groove with a waterproof layer, and then completing treatment. According to the method, true and false leakage cracks can be distinguished in advance, so that the grouting workload is reduced, the grouting efficiency and accuracy are improved, the grout leakage phenomenon in a traditional grouting process can be effectively solved, and meanwhile, concrete is prevented from secondary damage caused by drilling.

The invention discloses a durable cable body wound with spiral bar adhesive tapes. A manufacturing method of the durable cable body comprises the following steps of: winding a steel wire bundle into a bundle by a wrapping tape, and carrying out hot extrusion on high-density polyethylene to form a high-density polyethylene sheath; fitting a layer of spiral bar adhesive tapes on the exterior of the high-density polyethylene sheath in a winding mode, wherein the spiral bar adhesive tapes comprise an overlapped single-layer spiral bar adhesive tape and a non-overlapped single-layer spiral bar adhesive tape, a plurality of corresponding convex-concave grooves are respectively formed in the upper end surface and the lower end surface of the overlapped single-layer spiral bar adhesive tape, and a parallel bar is formed on the edge of the non-overlapped single-layer spiral bar adhesive tape; and pasting or calendering a PVE (polyvinyl ether) fluorination membrane with a durable function on the overlapped single-layer spiral bar adhesive tape or the non-overlapped single-layer spiral bar adhesive tape so as to form an overlapped or non-overlapped composite spiral bar adhesive tape. According the invention, the polyethylene sheath is prevented from being directly exposed to the atmospheric environment, so that the service life of the cable body is improved, and the cable body also has a favorable wind-rain induced vibration prevention capability; the manufacturing method is simple and rapid; and the spiral bar adhesive tape is suitable for not only novel cable bodies, but also the maintenance of the existing bridge inhaul cables.

The invention belongs to the technical field of infrared imaging and particularly relates to a method of repairing non-uniform degradation of a detector. Compared with the prior art, the invention is intended to provide a method of repairing non-uniform degradation due to detector response drift, particularly non-uniformity technique, detector response fixed offset removal technique, and detector integral time normalization technique. Integral time normalization non-uniformity correction parameter of detector response fixed offset is calculated and removed, the impact of detector response drift upon the correction parameter is removed, fixed offset due to detector drift is calculated each time after the detector is powered up, the acquired detector fixed offset is removed during correction, real-time correction is performed via integral time normalization algorithm, and non-uniform degradations of other integral time are repaired via pre-correction method during integral time switching.