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134results about How to "Maximize work efficiency" patented technology

Freight management system and management method thereof

InactiveCN105279619AThe system structure is clearMaximize work efficiencyLogisticsSatelliteManagement system
The invention relates to a freight management system. The freight management system is characterized in that the system comprises at least one cargo owner terminal, at least one navigation terminal, at least one fleet management terminal and a background server, wherein the at least one cargo owner terminal distributes cargo source information to the background server; the at least one navigation terminal obtains satellite signals and carries out positioning and uploads positioning information to the background server, the background server matches the cargo source position information with the position information of the navigation terminals, and the at least one fleet management terminal receives the position information of the navigation terminals and the cargo source position information and transmits deployment information to the navigation terminals through the background server; and when the above terminals are connected with the background server, authority judgment is required. With the system adopted, strict authority management is realized, and corresponding authorities are provided for each role in the system; and when a high authority is required to be obtained, an application should be submitted, and the background server examines the application, and the authority can be obtained when the application is approved.
Owner:CARELAND TECH SHENZHEN

Apparatus of using natural wind to remove dust on surface of solar cell panel

The invention relates to an apparatus of using natural wind to remove the dust on the surface of a solar cell panel. The apparatus of using natural wind to remove the dust on the surface of a solar cell panel includes a wind direction sensor fixing sheet, a wind speed sensor fixing sheet, a wind direction sensor, a wind speed sensor, a pedestal, a control module and a turning axle, wherein the wind direction sensor is used for measuring the wind direction; the wind speed sensor is used for measuring the wind speed; the control module is used for controlling working of the whole apparatus; the wind direction sensor is fixed on the pedestal through the wind direction sensor fixing sheet; the wind speed sensor is fixed on the pedestal through the wind speed sensor fixing sheet; the solar cell panel is fixed on the upper part of the pedestal through the turning axle; the control module is fixed on the pedestal; the control module includes a 24V direction current power supply, a voltage conversion chip, a singlechip, an outer expansion storage chip, a clock chip, a liquid crystal display screen, a stepping motor driver, an AD conversion chip and an independent keyboard; and the 24V direction current power supply is 24V output, and supplies power for a stepping motor driver.
Owner:HEBEI UNIV OF TECH

Oil tea fruit shelling and screening processing method and equipment

The invention discloses an oil tea fruit shelling and screening processing method and equipment. The processing method and equipment are mainly used for fresh oil tea fruit shelling and oil tea seed shell screening. The processing method includes the following steps: (1) conveying fresh oil tea fruits to an oil tea fruit grading machine to grade; (2) respectively sending the fresh oil tea fruits to four sets of expanding shellers to perform shelling according to grades; (3) sending a seed shell mixture to a roller primary selection machine to perform primary screening; (4) performing fine screening through a needle roller fine selection machine; and (5) collecting and packaging the oil tea shells, and collecting and sending the oil tea seeds out. The equipment includes a feeding device, the grading machine, a transmission device, the expanding shellers, the roller primary selection machine and the needle roller fine selection machine. The processing method can overcome the technical disadvantages of complex processes, many processing equipment, low processing efficiency and low seed shell screening efficiency of existing oil tea fruit processing technologies; and the processing method is simple and reasonable in technology process, scientific in equipment structure, time-saving, energy-saving, high in production efficiency, good in cleaning effect and low in production cost, and can process the fresh oil tea fruits in batch.
Owner:JIANGXI AGRICULTURAL UNIVERSITY

Maintenance robot with online bolt retightening function

InactiveCN113649796ARealize the demand of retightening operationAchieving force closure effectWind energy generationMetal working apparatusRotation - actionControl engineering
The invention belongs to the technical field of electric power operation climbing robots, and particularly relates to a maintenance robot with an online bolt retightening function. The maintenance robot comprises a main machine and an angle steel clamping assembly arranged on the main machine, wherein a bolt retightening device used for retightening a bolt is arranged at the head end of the main machine, and comprises an extension arm and a working head fixed to the extension arm; the extension arm comprises a bottom frame fixed to the main machine; a rotating assembly used for driving the working head to rotate and a plane displacement assembly used for driving the working head to operate at a fixed point are mounted on the bottom frame; a sleeve auxiliary replacement box facilitating high-altitude sleeve replacement operation with the working head is further fixed to the main machine; and the sleeve auxiliary replacement box and the bolt retightening device are both fixed to the head end of the main machine. On the premise that safe construction is ensured, the sleeve online replacement function under full high-altitude operation can be achieved, the manual inspection cost is greatly saved finally, the maintenance efficiency is improved, and safe and reliable operation of a power transmission system is ensured.
Owner:STATE GRID ANHUI ELECTRIC POWER +1

Gyro permanent magnet synchronous motor sensorless control system

ActiveCN106411189AReduce torque fluctuationSolve the problem of high speed stability controlTorque ripple controlCurrent controllersPhase currentsPower flow
The invention provides a gyro permanent magnet synchronous motor sensorless control system which comprises a speed loop and a current loop. The speed loop comprises a phase locked loop II, a frequency division module, a back EMF zero crossing comparison circuit, and a back EMF extraction circuit. The current loop comprises a phase locked loop I, a sine wave current generator, a current controller, a linear power amplification circuit, and a current detection circuit. The back EMF extraction circuit generates an opposite potential extraction circuit. The back EMF zero crossing comparison circuit generates a zero crossing pulse signal. The frequency division module carries out frequency division to obtain a mechanical frequency square wave signal. The phase locked loop II generates sine wave current generator amplitude setting. The phase locked loop I generates sine wave current generator frequency setting. The sine wave current generator generates the setting sine current of the current loop. The current detection circuit collects a phase current signal. The current controller obtains an operation result, amplifies the operation result, and sends the result to an external gyro permanent magnet synchronous motor, and the motor driving control is completed.
Owner:BEIJING INST OF CONTROL ENG

Digital three-dimensional tooth model system

The present invention relates to a digital three-dimensional tooth model system. The digital three-dimensional tooth model system includes: an articulator mounted in a scan region of a tooth model scanner that creates virtual 3D tooth model data by scanning a tooth model and having a tooth model to be scanned installed thereon; an output unit connected to the articulator and matching and outputting position data of a tooth model scanned by the tooth model scanner and data storing anatomically ideal positions on an image; a reference mark composed of lines that can be vertically and horizontally analyzed; a tooth model unit composed of an upper jawbone tooth model and a lower jawbone tooth model designed by a digital tooth design program, and having modules each composed of the reference mark and the upper jawbone tooth model and the lower jawbone tooth model, respectively; and a tooth analyzer disposed between the upper jawbone tooth model and the lower jawbone tooth model. Accordingly, it is possible to increase accuracy by accurately positioning a tooth model in a peculiar scan region, using a tooth model scanner required to fabricate a digital three-dimensional tooth model at a dental clinic or a dental laboratory, and to enable smooth mastication and good pronunciation by enabling tooth models to be quickly and accurately engaged at ideal positions through modularization of a digital three-dimensional model and a reference line that enables positioning at anatomically ideal positions.
Owner:LEE WOO HYOUNG

Efficient energy-saving intelligent air water generator

The invention relates to an efficient energy-saving intelligent air water generator.The water generator comprises a base, a condensation water generating mechanism, a water storage and water pumping mechanism and a compression refrigeration mechanism are arranged above the base, the compression refrigeration mechanism comprises a compression refrigeration device, a first pipe and a second pipe, and the compression refrigeration device is communicated with the compression refrigeration mechanism through the first pipe and the second pipe.According to the efficient energy-saving intelligent air water generator, temperature detection is conducted on air at the positions of temperature sensors through the temperature sensors in an air inlet pipe and an air outlet pipe, when the allowable value is not reached, the air is made to flow back into a condensation water generating pipe for re-condensation through a backflow pipe, thereby sufficient condensation is conducted on the air, and water generation efficiency of the air water generator is improved; besides, through a frequency control circuit, maximum working efficiency of an air inlet mechanism can be guaranteed, the energy-saving effect is achieved, meanwhile, an integrated circuit has the advantages of being low in price and stable in performance, and practical value of the air water generator is raised.
Owner:北京睦合达信息技术有限公司

Rechargeable intelligent sound equipment power supply management system

PendingCN112312275AConsider charging efficiencyCharging Efficiency AdjustmentVolume/mass flow measurementPower supply for data processingAudio power amplifierCharge current
The invention relates to a rechargeable intelligent sound box power supply management system. Audio signals received from the outside are amplified and played through a loudspeaker. The charging circuit is used for charging the battery pack module, the switching circuit is used for turning on or turning off the power supply of the intelligent sound box, the boosted circuit boosts the voltage of the battery pack module and outputs the boosted voltage to the power amplifier, and the signal sampling feedback circuit is used for collecting power signals of the power amplifier in real time. The single-chip microcomputer circuit outputs a PWM signal to the charging circuit according to the current of the power input interface, and is used for adjusting the charging current and controlling the charging time of the battery pack module. And meanwhile, the output voltage of the booster circuit is controlled according to the acquired real-time power signal, so that the output voltage changes in real time along with the change of the power amplifier. The power supply management system provided by the invention not only considers the working efficiency of the battery pack module, but also considers the music playing effect of the loudspeaker.
Owner:SHENZHEN 3NOD DIGITAL TECH

Processing system based on radio frequency identification technology sensing control and control method of processing system

PendingCN110271855AEnable hybrid operationsRealize contactless reading and writingControl devices for conveyorsCo-operative working arrangementsInformation sharingNetwork connection
The invention relates to a processing system based on radio frequency identification technology sensing control and a control method of the processing system. The processing system based on the radio frequency identification technology sensing control comprises a conveyor belt and a plurality of machine tools, wherein the plurality of machine tools are arranged on one side of the conveyor belt, and are arranged in sequence in the direction of conveying the workpieces along the conveying belt; and a radio frequency identification reader-writer and a blocking device are installed at the position, corresponding to each machine tool, of the conveying belt; the processing system further comprises a plurality of moving robots, wherein the moving robots are used for clamping workpieces, and electronic tags are mounted on the side surfaces of the workpieces. According to the processing system, all the operation machine tools are connected in series, so that the working efficiency is maximized; the radio frequency identification technology is adopted, so that non-contact type reading and writing of processing data are realized; the hybrid operation of the operation machine tools is realized through the torsion of the electronic tag information, the whole processing process is orderly carried out, the controllable and manageable processing and manufacturing can be realized, and data in the whole processing process can be collected, stored, traced and analyzed; and all the operation machine tools are in networks connection, so that the information sharing of the whole processing process is realized.
Owner:海安中科智能制造与信息感知应用研发中心
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