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1332results about How to "Reduce work costs" patented technology

Failure diagnosis system, failure diagnosis device and failure diagnosis program

In the failure diagnosis system of the present invention, the maintenance case information including data ambiguity and a partially deficient portion is utilized even in the case where maintenance case information having a high similarity is not sufficiently provided. The failure diagnosis system is provided with: a failure diagnosis rule creation unit 31 which, by utilizing maintenance case information accumulated in the past, creates a failure diagnosis rule used for listing up candidates of maintenance parts required for recovering the equipment from a failure phenomenon; a failure diagnosis execution unit 32 which, upon occurrence of a failure, outputs the candidates of maintenance parts required for recovering from the failure phenomenon to a maintenance work assist terminal with reference to the failure diagnosis rule; and a failure diagnosis rule updating unit 33 for updating the failure diagnosis rule, and the failure diagnosis rule creation unit 31 has a factor-information link creation unit, which creates links among pieces of factor information composed of pieces of information relating to the failure phenomenon, information relating to the subject component, and information relating to the corresponding treatment in the maintenance case information accumulated in the past.
Owner:HITACHI LTD

Underground water detection device and detection method based on combination of nuclear magnetic resonance and transient electromagnetic method

The invention relates to underground water detection device and detection method based on the combination of nuclear magnetic resonance and transient electromagnetic method. The underground water detection device is formed by connecting a computer with a transient electromagnetic emission bridge circuit and a nuclear magnetic resonance emission bridge circuit through a high-power power supply with an adjustable output voltage, connecting the nuclear magnetic resonance emission bridge circuit with an emission coil through a harmonic capacitor, connecting the computer with the nuclear magnetic resonance emission bridge circuit and the transient electromagnetic emission bridge circuit through an emission control unit respectively, and connecting the emission control unit with the nuclear magnetic resonance emission bridge circuit and the transient electromagnetic emission bridge circuit respectively. The underground water detection device has the prominent advantages that the limit of a test site is avoided by using a hollow coil, thus increasing the transverse resolution of nuclear magnetic resonance detection. The underground water detection device can be much conveniently applied in underground engineering for narrow spaces such as tunnels and mine excavation roadways, the dimensions of a reception device are greatly reduced, and the spatial constraint is lower, thus the underground water detection device can be used for much accurately detecting a water-containing body; the problems of time consumption, cost consumption and labour consumption during pavement for a large coil are solved, the working efficiency is increased, and the working cost is reduced.
Owner:JILIN UNIV

Cr series high-temperature solar selective absorbing coating and preparation method thereof

The invention discloses a Cr series high-temperature solar selective absorbing coating and a preparation method thereof. The coating consists of an infrared reflection layer, an absorption layer and an antireflection layer in turn from the bottom to the surface, wherein the first infrared reflection layer consists of three membranes; the middle infrared reflection layer is a Ag membrane of which the upside and downside are plated with a protective film that is any one of a chromic oxide (Cr2O3) film and an aluminum oxide (Al2O3) film respectively; the second absorption layer has two sub-layer structures both of the which are AlCrN+AlCr films, the volume percentage of the first sub-layer AlCr is greater than that of the second sub-layer AlCr; and the third antireflection layer is any one of Cr2O3 film and Al2O3 film. The preparation method comprises the steps of: preparing the infrared emission layer on the substrate surface by adopting a pure metal target magnetron sputtering process; preparing the second absorption layer on the first layer by adopting a Cr target and Al target middle-frequency magnetron sputtering process; and preparing the third antireflection layer on the second layer by adopting a metal target middle-frequency magnetron sputtering process.
Owner:北京天瑞星光热技术有限公司

Water area automatic routing inspection system and method based on unmanned aerial vehicle

The invention discloses a water area automatic routing inspection system and method based on an unmanned aerial vehicle. The system partially comprises a ground control center, an intelligent take-off and landing station and the unmanned aerial vehicle, wherein the ground control center comprises an unmanned aerial vehicle dispatching platform and a water area routing inspection result analysis platform; the unmanned aerial vehicle dispatching platform is used for selecting vehicle types of the unmanned aerial vehicle; the water area routing inspection result analysis platform receives and stores the water area routing inspection data and analyzes the water area features through water area routing inspection data; the intelligent take-off and landing station comprises a data transmission module and an autonomous cruising module; the data transmission module is used for receiving data sent by the unmanned aerial vehicle in real time, and sending the data to the ground control center; the autonomous cruising module is used for using a non-manual method for changing a power supply battery of the unmanned aerial vehicle in the process of executing the water area routing inspection task by the unmanned aerial vehicle; the unmanned aerial vehicle cruising function is executed.
Owner:SHANDONG UNIV +1

Automatic unstructured road boundary line extraction method based on vehicle-mounted laser point cloud

The invention provides an automatic unstructured road boundary line extraction method based on a vehicle-mounted laser point cloud. The method comprises steps: scanning line segmentation is carried out; a topology relation network is built; a moving window method is adopted to acquire ground points; clustering is carried out through a K nearest neighbor clustering method, a pseudo ground point cluster is eliminated according to the number of laser points in the point cluster, and road surface laser point cloud data are acquired; the outer contour point of the road surface laser point cloud data is set to be at the position of the road boundary line, outer contour boundary point extraction is carried out on each scanning line, two ground points with the farthest distance in each scanning line are acquired, and outer contour points at two sides of the road are finally acquired; clustering analysis is carried out, and a left contour point set and a right contour point set of the road areacquired; and boundary line tracking optimization is carried out to acquire the optimal boundary line. Extraction on an unstructured road and a road boundary can be quickly realized based on the laserpoint cloud data direction, an effective solution is provided for automatic unstructured road boundary line extraction, and the automatic road boundary line extraction degree is improved.
Owner:WUHAN UNIV

Cross-language multi-source vertical domain knowledge graph construction method

ActiveCN112199511AImplement automatic translationImplement pre-labeled trainingNatural language translationSpecial data processing applicationsData setTheoretical computer science
The invention discloses a cross-language multi-source vertical domain knowledge graph construction method, and relates to the technical field of knowledge engineering. According to the technical scheme, the method comprises the steps that vertical domain translation completes parallel corpus construction through content and link analysis according to input cross-language texts, domain dictionaries, domain term libraries, domain materials and data, and automatic translation of foreign language texts is achieved based on a trained translation model on the basis of preprocessing; domain knowledgepre-annotation training realizes active learning annotation based on text word segmentation and text clustering, to-be-annotated corpus screening based on an analysis topic is completed, and a confirmed service annotation data set is generated; an optimal algorithm is selected, and semantic feature extraction and entity relationship extraction are completed based on deep learning in combination with vertical domain translation data and an actual scene; and domain knowledge fusion and disambiguation are performed on knowledge from different sources through network equivalent entity combination, so that the cross-language multi-source vertical domain knowledge graph can be obtained.
Owner:10TH RES INST OF CETC

Multi-stage Chinese herbal medicine mashing equipment for biological pharmaceutical factory

InactiveCN106423435AImprove mashing effectImprove mashing qualityGrain treatmentsTraditional medicinePulley
The invention relates to Chinese herbal medicine mashing equipment, in particular to multi-stage Chinese herbal medicine mashing equipment for a biological pharmaceutical factory, and aims at achieving the technical purpose of providing multi-stage Chinese herbal medicine mashing equipment which is used for a biological pharmaceutical factory and is comprehensive in mashing, high in mashing speed and easy to operate. For achieving the technical purpose, the multi-stage Chinese herbal medicine mashing equipment for the biological pharmaceutical factory comprises a base plate, a left frame, a first spring, a first fixed pulley, a first bearing pedestal, a first support rod, a right frame, a hinge part, a swing base, an electric push rod, a first sliding rail and the like; the left frame is welded to the left side of the top of the base plate, the swing base is connected to the lower portion of the right side of the left frame in a screw connecting mode, and the electric push rod is welded to the swing base. According to the multi-stage Chinese herbal medicine mashing equipment, primary mashing is conducted on Chinese herbal medicine through a cutter, secondary mashing is conducted on the Chinese herbal medicine through mashing teeth, the mashing effect is greatly improved, and operation is easy.
Owner:安陆鲸鱼嘴电子科技有限公司

Calibration method for fracture logging of reservoir

ActiveCN102749651AEasy to identifyReduce upfront data processing costsSeismology for water-loggingEarthquake predictionDensity logging
The invention discloses a calibration method for fracture logging of the reservoir. The calibration method comprises the following steps of: receiving logging data and earthquake data in a working area, obtaining characteristic parameters of logged fractures according to the explanation of the logging data, and predicting the fracture density according to the earthquake data; carrying out interaction on the characteristic parameters of logged fractures and the predicted fracture density of earthquake to obtain a two-dimensional interaction diagram; and in the two-dimensional interaction diagram, dividing the level intervals of the predicted fracture density of earthquake by the level intervals of the characteristic parameters of the logged fractures, and calibrating the predicted fracture density of earthquake according to the level intervals of the logged fractures. The calibration method disclosed by the invention has the beneficial effects that the problems of the reservoir fractures and effective fractures is solved; and by logging calibration of predicted fracture density of earthquake, the effective fractures are easily recognized in practical work, and the working risk and the cost are further reduced, so that the earlier-stage data processing cost of the study on the fractures of the fracture-vug type reservoir is reduced and higher profit is obtained.
Owner:恒泰艾普集团股份有限公司

Movable belt conveyor with mechanical arm

The invention discloses a movable belt conveyor with a mechanical arm. The movable belt conveyor comprises a wheel type chassis (1), a supporting framework (2), a mechanical arm moving assembly (3), an electric-driving rotating body assembly (4), a hydraulic leg lifting assembly (5), a lifting end supporting assembly (6), a belt conveyor (7) and a mechanical arm assembly (8). According to the movable belt conveyor with the mechanical arm disclosed by the invention, the advantage of a wheel type device of being high in speed and the advantage of a leg type device of being high in over-obstacle capacity are combined by a moving device of the movable belt conveyor with the mechanical arm, so that the movable belt type conveyor can quickly reach an appointed area; the hydraulic leg lifting assembly (5) is used for lifting to obtain a desired oblique angle, and then the lifting end supporting assembly (6) is used for stabilizing and supporting, so that a goods transporting system is quickly constructed; and through the coordinated motion of the mechanical arm moving assembly (3) and the mechanical arm assembly (8), goods is grasped from an initial position to a synchronous belt, and is transported to a target position through the belt conveyor (7), so that the working cost is low, and the efficiency is high.
Owner:浙江三禾智能装备股份有限公司

Integrated test system for simulated master station for intelligent substation

The invention relates to the technical field of substations, in particular to an integrated test system for a simulated master station for an intelligent substation. The integrated test system comprises simulated master station testers, wherein the simulated master station tester A is connected with an A-zone data communication cabinet through a router and a switch; the simulated master station tester B is connected with a B-zone data communication cabinet through the router and the switch; the A-zone data communication cabinet is in communication connection with a measuring and control device and a local monitor respectively; the B-zone data communication cabinet is also connected with a comprehensive application server of an alarm direct graphic gateway machine; the A-zone data communication cabinet and the B-zone data communication cabinet are connected with a dispatching data screen; and the dispatching data screen transmits data to a regulation and control center. Due to use of an integrated tester for the simulated master station for the intelligent substation, information check work which needs to repeat twice in the past is changed into once; the closing frequency of primary equipment is reduced; the damage to the equipment is effectively reduced; and the service lifetime of the equipment is prolonged.
Owner:STATE GRID SHANDONG ELECTRIC POWER +2
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