38results about How to "Reliable repair" patented technology

The invention discloses a method for detecting and repairing a cycle slip by utilizing a BeiDou three-frequency observed quantity. The method mainly comprises the following steps of: 1, performing linear combination by utilizing the three-frequency observed quantity under the condition of providing a three-frequency signal by a BeiDou satellite navigation system, and constructing a combination noise detection quantity by selecting proper combination coefficients to detect the cycle slip; 2, after the cycle slip is detected, calculating and screening to obtain three sets of combination coefficients with superior performance in a pseudo-range carrier phase combination method, and calculating and repairing the cycle slip by utilizing the pseudo-range carrier phase combination method; and 3, finally, performing verification on a cycle-slip repairing effect by utilizing the combination noise detection quantity. The method for detecting and repairing the cycle slip is not related to the motion state of a carrier, can be used for reliably detecting and repairing the minimum cycle slip of which the time of losing lock reaches up to 30 seconds and can be used for detecting and repairing the cycle slip by the zero-difference, single-difference or double-difference carrier phase observed quantity when static measurement or dynamic measurement is performed.

Provided are an electrical fuse, a semiconductor device having the same, and a method of programming and reading the electrical fuse. The electrical fuse includes first and second anodes disposed apart from each other. A cathode is interposed between the first and second anodes. A first fuse link couples the first anode to the cathode, and a second fuse link couples the second anode to the cathode.

The invention discloses a multifunctional pavement crack pouring machine and a crack pouring method. The crack pouring machine comprises a machine body, an electronic monitoring device, a crack identification sensing device, a signal processing device, a control center, a crack cleaning device, a pressure-injection crack-pouring device and a crack tape stick-repair device. The multifunctional pavement crack pouring machine can automatically position and identify pavement cracks. Through continuous image localization of cracks and by controlling a corresponding nozzle to inject asphalt or a glue pressing wheel to paste crack stick-repair tapes, automatic work is realized without manual operation. Meanwhile, by the crack pouring method, different pavement crack repair schemes can be intelligently selected according to pavement crack situations. By combining an asphalt-pouring technology and a crack stick-repair technology, manpower resource is saved, work efficiency is raised, and traffic accident risk can be minimized. The method of the invention has good social benefit and promotional value.

Non-woven graft materials for use in specialized surgical procedures such as neurosurgical procedures, methods for making the non-woven graft materials, and methods for repairing tissue such as neurological tissue using the non-woven graft materials are disclosed. More particularly, disclosed are non-woven graft materials including at least two distinct fiber compositions composed of different polymeric materials, methods for making the non-woven graft materials and methods for repairing tissue in an individual in need thereof using the non-woven graft materials.

The invention discloses a composite skull base repair fixer. The top end of a connecting rod is provided with a fixed disc, the lower end of the connecting rod is provided with a movable disc capable of moving on the connecting rod, the fixed disc and the movable disc are coaxial on the connecting rod and use one side, opposite to the movable disc, of the fixed disc as the inner side, a biological dura mater matched with the shape of the fixed disc is pasted on the inner side surface of the fixed disc, a silica gel bag filled with water absorption resin is additionally arranged on the connecting rod arranged between the fixed disc and the movable disc, a plurality of through holes are uniformly formed in the movable disc, the inner side surface of the movable disc comprises an inner ring and an outer ring, the through holes are formed between the inner ring and the outer ring, the inner ring is butted against and in contact with the silica gel bag, a plurality of needle-shaped sawteeth are arranged at the outer ring, the needle-shaped sawteeth face the silica gel bag, in addition, a flow guide groove is formed in the needle-shaped sawteeth, when the silica gel bag is pierced by the needle-shaped sawteeth, one end of the flow guide groove is communicated with the silica gel bag, and the other end of the flow guide groove is communicated with a bone window gap of the skull of a patient. The composite skull base repair fixer has the advantages that the biological dura mater capable of being trimmed and the water absorption resin of the silica gel bag with good conformity can be applicable to the complete repair on various defective bone windows, the leakage of cerebrospinal fluid can be repaired, and the death rate and the occurrence rate of postoperative intracranial infection are reduced.

The invention provides a communication data processing method based on a blockchain payment network and a big data server. The method comprises the following steps: firstly, extracting target state data of each blockchain node and an update log corresponding to the target state data; and determining state attribute information, secondly, determining a plurality of resource configuration lists corresponding to the node state data of each blockchain node based on the update log and the state attribute information; calibrating the resource configuration list according to the data description value corresponding to the target state data included in the resource configuration list and the mapping description value corresponding to the data description value to obtain a to-be-processed resourceconfiguration list; and determining a target blockchain node according to the to-be-processed resource configuration list, and finally generating a network parameter repair instruction corresponding to the target blockchain node and issuing the network parameter repair instruction one by one. Thus, reliable restoration of network environment disturbance of the blockchain payment network can be ensured, and then the accuracy of payment behaviors in the blockchain payment network is ensured.

The invention provides a crankshaft hole coaxiality repairing method. The method comprises the following steps: dismounting bolt sets between a machine body and tile covers in order to separate the machine body and the tile covers; grinding the first surfaces of the tile covers to form second surfaces, wherein the second surfaces of all tile covers are consistent in height; mounting the grinded tile covers to the machine body through the bolt sets again in order to form elliptic holes; and boring the elliptic holes based on the nominal size of a crankshaft hole in order to form second crankshaft holes, wherein the second crankshaft holes are repaired crankshaft holes. With the adoption of the method, the crankshaft holes, with ultra-low coaxiality, of the machine body can be reliably repaired, and moreover, the quality is stable, and the operation is convenient and reliable.

The invention belongs to the technical field of application of quad fiat no-lead (QFN) devices, particularly relates to a rapid repairing method for a superdense-pitch quad fiat no-lead (QFN) device on a printed board assembly, and aims at improving the repairing success rate. The rapid repairing method is particularly applied to rapid repairing of the superdense-pitch QFN device on the printed board assembly in electric installation. According to the technical scheme, soldering paste is arranged at the end of a component in advance and forms a solder column after being fused, and then rapid and reliable repairing of the device is realized through a mounting method; the first repairing success rate is 100%; printing can be realized by a steel mesh during production of the repaired printed board assembly; the required steel mesh does not need to be individually customized; and the rapid repairing method has the characteristics of high efficiency, high success rate and low cost. According to the rapid repairing method, the problem of low success rate caused by a conventional QFN device repairing technique is solved; and rapid repairing of the superdense-pitch QFN device is realized.

The invention relates to highway pavement repairing structure and a repairing method thereof. The highway pavement repairing structure comprises a mounting plate, supporting legs are fixedly arranged at the four corners of the bottom of the mounting plate, universal wheels are mounted at the bottoms of the supporting legs, and a reaming assembly, a sweeping assembly, a backfilling assembly and an asphalt supplementing assembly are sequentially arranged below the mounting plate in the advancing direction. The structure and the method have the effect of improving the pavement repairing efficiency.

The invention discloses a repair method for a burnt-red and air-leakage part of a pipeline. The repair method comprises the following repair steps: (1) determining the sizes of a metal border and a metal cover plate according to the size of a cutting hole at first, further forming an exhaust hole in the metal cover plate, arranging an exhaust tube on the exhaust hole, and arranging a valve on the exhaust tube; (2) producing the metal border and the metal cover plate, and then preparing a refractory castable and a heat-insulation fibre blanket; (3) cutting off the damaged pipe wall around the burnt-red and air-leakage part of the pipeline by a cutting knife; (4) welding the metal border to the outer side of the cutting hole, and then pouring the refractory castable into the metal border and compacting the refractory castable; and (5) covering the refractory castable with the heat-insulation fibre blanket, then hermetically welding the metal cover plate to the opening of the metal border, opening the valve on the exhaust tube to exhaust the remainder water in the refractory castable, and closing the valve after the exhaust is completed. The repair method is capable of rapidly, simply and conveniently, and reliably repairing the burnt-red and air-leakage part of the pipeline.

The invention provides an underground expansion plugging mechanism which comprises an outer expansion assembly and an inner expansion assembly arranged in the outer expansion assembly to provide expansion acting force, the outer expansion assembly comprises an expandable winding type pipe body, a meshing part for preventing the winding type pipe body from retreating after expansion and a pipe body positioning part for fixing the position of the winding type pipe body, the overlapping parts of the winding type pipe body are mutually meshed through the meshing component, and the inner meshing angle of the meshing component is arranged towards the moving direction of the outer ring of the winding type pipe body; and the pipe body positioning piece is arranged at the position of the meshing part and is cut off when the winding type pipe body is expanded. The invention has the advantages of high expansion coefficient, no back-off after expansion, adjustable expansion diameter and the like.

The invention discloses a high-reliability streaming media storage system and a method thereof, and relates to the information technology. The system is as follows: a high-definition camera (105) is connected with encoder equipment (103); a microphone (107) is connected with the encoder equipment (103); the encoder equipment (103), a streaming media protocol module (102) and a streaming media server (101) are connected in order; the streaming media server (101), a streaming media protocol module (102), a MP4 storage module (104) and a MP4 repairing module (106) are connected in order. The storage format is a standard MP4 format, thereby facilitating the resource sharing among various different system platforms; the system can reliably repair the MP4 files damaged under the outage and abnormal and like situations in the system operation period, the stability and the robustness of the system are improved, and the document integrity is guaranteed; the system is suitable for various application scenes needing to store audio-video data as the MP4 format.

The invention discloses a method for repairing looseness of an aircraft airfoil blind rivet. The method comprises the steps of determining the specification of the loosened blind rivet and the structural arrangement condition of a blind rivet connecting area; formulating repairing measures according to the loosening conditions of the current loosened drawing nails, the loosening conditions of the drawing nails comprise single drawing nail loosening and multiple drawing nail loosening, and different drawing nail repairing schemes are formulated according to different drawing nail loosening conditions; and cleaning the loosened nail pulling area according to the formulated nail pulling repair scheme, installing a bushing, installing a repair plate, and installing an adaptive repair pulling nail according to the nail pulling repair scheme. According to the method of the invention, the problem of loosening of the drawing nail is solved at one time, and the repaired drawing nail is prevented from loosening/falling off.

The invention discloses a road and bridge crack repairing and fixing structure, and belongs to the technical field of road and bridge repairing. The road and bridge crack repairing and fixing structure comprises a repairing and fixing bolt, a plurality of containing grooves are annularly formed in the upper end and the lower end of the outer wall of the circumference of a repairing cylinder at equal intervals, a plurality of inverted buckling rods are annularly arranged on the outer side of the circumference of an adjusting block at equal intervals, a plurality of limiting rods are annularly and rotationally connected to the outer wall of the circumference of the adjusting block at equal intervals through pin shafts, and two penetrating pouring holes are symmetrically formed in the upper surface of the repairing and fixing bolt. Through close fit between the structures, the invention solves the problems that: in the prior art, constructors need to excavate fractured parts along the two sides of a crack, the workload and difficulty of the constructors are increased, the fractured parts are excavated greatly, the overall bearing capacity of a road bridge is greatly reduced, and direct fracture can be caused in severe cases.The bridge or road is firmer, the repair efficiency is improved, and the condition of secondary cracking is effectively avoided.