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147results about How to "Increase visibility" patented technology

Resistance welding equipment and welding control method

The invention provides resistance welding equipment and a welding control method. The resistance welding equipment consists of a frame, an electric cabinet and a PLC system, a welding transformer, an action mechanism, a welder controller, a waste box, an optical fiber sensor and a sensor controller, wherein the action mechanism consists of a baseplate, a main frame, a vertical cylinder, a main linear guide rail, a linear guide rail, a positioning manual press claw, a positioning fixture, a linear bearing, a main linear bearing, a positioning nut, an adjusting pressure spring, a screw mandrel, a servomotor, a coupler, a displacement sensor, a clamping cylinder, a pressure sensor, a left electrode, a right electrode, left and right linear guide rails, left and right linear bearings, an auxiliary frame, a connecting rod and a clamping pressing plate. The pressure sensor and a tracking system are adopted to collect pressure signals, the displacement sensor and the tracking system are adopted to collect displacement signals, and a PLC operational program is adopted for control, so that the welding of metal workpieces adopts dynamic on-line control to comprehensively monitor various welding control points in the whole process, and the welding deformation is controlled between 0.01 and 0.45mm to ensure welding quality.
Owner:镇江泛沃新能汽车技术股份有限公司

Vehicle detecting and early-warning method based on machine vision and cascade classifier

The invention provides a vehicle detecting and early-warning method based on machine vision and a cascade classifier, which comprises the steps of carrying out cascade classifier training on positive and negative samples by using edited automobile pictures of known automobile models on the market; building a mathematical model of the recognition frame width and the real distance through a lot of measured data; acquiring images in real time; carrying out image preprocessing, and framing a region-of-interest; carrying out target recognition on the region-of-interest; performing data analysis on a recognition result so as to screen and track a target; carrying out recognition frame moving average filtering processing on the tracked target; and calculating the real distance of the recognition target, calculating the moving speed of a vehicle through the frame difference time and the real distance difference so as to acquire the time when collision possibly occurs and display early-warning information. The method provided by the invention effectively improves the recognition efficiency for a moving target in the real environment and enhances the capacity for detecting and tracking the moving target in a complex environment through the processes of cascade classifier training performed by using the positive and negative samples, real-time image acquisition, image preprocessing, target recognition, target tracking and screening, target early-warning and the like.
Owner:QINGDAO ROBEI ELECTRIC CO LTD

Faucet installation structure and faucet installation method

The invention discloses a faucet installation structure and a faucet installation method. The faucet installation structure comprises a base for fixing a faucet on an installation face of the faucet and a clamping assembly for positioning the base on the faucet installation face, wherein the base is provided with an opening through which a water inlet pipe of the faucet passes and runs up and down; the clamping assembly comprises a connecting rod, an upper clamping part which is movably arranged on the connecting rod and an lower clamping part which can sequentially passes through the opening and an installation hole on the faucet installation face and enters into the lower side of the installation face; the lower clamping part is arranged on the connecting rod and is located below the upper clamping part; when the lower clamping part is placed on the lower side of the faucet installation face, the connecting rod is driven above the faucet installation face to move upward so as to clamp the lower clamping part, so that the lower clamping part leans against the lower side of the faucet installation face, and the upper clamping part positions the connecting rod and leans against the upper side of the base. The faucet installation structure disclosed by the invention fully realizes an operation mode of installation on the faucet installation face, and is big enough in installation space and good in visibility, so that the installation efficiency is greatly improved.
Owner:JOMOO KITCHEN & BATHROOM

A system and a method for accurately identifying a target and measuring and calculating an effect in an ecological sponge-type city construction suitable area

The invention discloses a system and a method for precisely identifying a target and calculating an effect in an ecological sponge type urban construction suitable area. The system comprises a spatialdata acquisition module, a suitable area spatial identification module, an index control and measure design module and a construction effect calculation module. The method is used for sponge city construction from city construction planning to engineering design whole process. Accurate identification of construction and reconstruction target suitable areas and suitable grade targets in urban heatisland control and urban landscaping processes can be realized, and the effects of flood disasters and high-temperature extreme climate events under different urban construction and reconstruction scenarios can be measured and calculated. The system comprises a novel sponge city and heat island control dual-target city planning and design framework, achieves refined remote sensing classificationand artificial intelligence detection algorithm aiming at precise identification of the ecological sponge city space suitability, and can effectively simulate the effects of city construction and reconstruction on rain flood and extreme high temperature events.
Owner:INST OF GEOGRAPHICAL SCI & NATURAL RESOURCE RES CAS

Sponge city construction underlying surface nested remote sensing refined drawing method

The invention discloses an underlying surface nested remote sensing refined drawing method for sponge city construction. 'low influence degree development 'is introduced; The invention discloses an advanced idea of a sponge city, a grade nested classification method and the like. The invention provides a novel remote sensing refined drawing technology which is suitable for sponge city constructionand is supported by an urban surface multi-source data integrated grade scale nested classification system. Sponge city construction planning, design and engineering implementation application objectives are developed, and the key technology and the multi-level proportional scale drawing and visualization method for extracting the surface water permeability, the relative slope information, the population density level and the urban function division multi-attribute information of the'pattern spot entity 'are integrated. The system can realize an intelligent calculation and statistical mappingmethod for sponge city construction target identification. The method has the advantages of being low in cost, high in classification precision and high in applicability, and the target application requirements for sponge city construction, landscape garden planning, ecological environment protection and the like are better met.
Owner:INST OF GEOGRAPHICAL SCI & NATURAL RESOURCE RES CAS

Main control board circuit early warning system based on big data

The invention discloses a main control board circuit early warning system based on big data. The main control board circuit early warning system comprises an acquisition module, a receiving unit, a database, an analysis module, a display screen, a data arrangement module, a server and a transmitting unit, wherein the acquisition module is used for acquiring circuit information and environment information in real time, and transmitting the invention to the receiving unit; and the receiving unit is used for receiving and arranging the circuit information and the environment information to obtaincurrent data, voltage data, line temperature data, running time data and connecting line thickness data. According to the main control board circuit early warning system, data analysis is carried outon related data acquired by the data acquisition module through the analysis module, so as to calculate a calculation formula of the related data of a circuit connecting line, the data arrangement module performs predicted value calculation on the temperature change of the circuit according to the calculation formula of the related data, so that the accuracy of data calculation is improved, the persuasion of the data is enhanced, manpower resources consumed by artificial watching are saved, and the working efficiency is improved.
Owner:淮北市华明工业变频设备有限公司

Oil-gas well shaft corrosion simulation evaluation system

The invention discloses an oil-gas well shaft corrosion simulation evaluation system. The oil-gas well shaft corrosion simulation evaluation system comprises an oil casing pipe evaluation module, a corrosion coupon module, a scaling evaluation module, an electrochemical corrosion probe module and a double-layer circulation pipeline, wherein the oil casing pipe evaluation module, the corrosion coupon module, the scaling evaluation module and the electrochemical corrosion probe module are all connected with the double-layer circulation pipeline; the oil casing pipe evaluation module is used forfluid scouring simulation of an oil casing pipe and an inner coating of the oil casing pipe; the corrosion coupon module is used for dynamic scouring corrosion simulation of fluid; the scaling evaluation module is used for scaling simulation of the oil casing pipe; and the electrochemical corrosion probe module is used for electrochemical corrosion simulation of the oil casing pipe. The oil-gas well shaft corrosion simulation evaluation system can simulate the corrosion scaling factors such as the fluid flow speed, pressure and temperature in the shaft environment, can be used for conducting oil casing pipe corrosion rate testing, corrosion behavior and corrosion mechanism research, anti-corrosion measure effect evaluation, corrosion inhibitor optimization, scale inhibitor optimization, non-compatible fluid scaling condition research and the like, and provides an effective evaluation means for anti-corrosion and anti-scaling work of an oil-gas well.
Owner:PETROCHINA CO LTD

Apparatus and method for teaching demonstration of underground engineering geological disasters

The invention relates to an apparatus and a method for teaching demonstration of underground engineering geological disasters. The apparatus includes a steel plate box of which the top is provided with an opening. A simulation box body is arranged in the steel plate box. A vibration control device is arranged between the steel plate box and the simulation box body. The simulation box body is filled with a base rock simulating pack. A long-bar-shaped groove is arranged in the side wall of the simulation box body. A glass plate is arranged on the side wall of the simulation box body. A settlement groove, a funnel-like groove, a mud water trough and a mud water transportation channel are arranged above the long-bar-shaped groove. A steel wire net is arranged between the bottom of the settlement groove and the long-bar-shaped groove. Gypsum bulks are arranged in the long-bar-shaped groove. During demonstration of geological disaster in underground engineering, specific damage status, suchas deformation displacement slump, surface subsidence, surface collapse, water and mud inrush in a Karst zone and the like, can be obviously observed. The apparatus can show the process of formation and movement of the underground engineering geological disasters.
Owner:SOUTHWEST PETROLEUM UNIV
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