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44results about How to "Monitor speed" patented technology
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System and method for realizing vehicle state monitoring
InactiveCN105216748AProvide securityMonitor running statusPedestrian/occupant safety arrangementAnti-theft devicesDriving safetySelf-diagnosis
Owner:长江计算机集团有限公司 +2
Tool state monitoring and life predicting system based on multi-source information fusion
PendingCN109724785AMonitoring forceThe monitoring device monitors the force in real timeMachine part testingProject managementInformation acquisition
The invention discloses a tool state monitoring and life predicting system based on multi-source information fusion, comprising: an information acquisition module, a signal preprocessing module, a state monitoring module, a life predicting module, and a remote monitoring module. The information acquisition module collects the parameter information of the hob, and sending them to the condition monitoring module and / or the life predicting module after preprocessing by the signal preprocessing module; outputting the hob status by the condition monitoring module; outputting the remaining life of the hob by the life prediction module. The output of the status monitoring module and the life predicting module can be directly viewed on the spot and can be viewed remotely. The tool state monitoringand life predicting system based on multi-source information fusion realizes visual management by real-time monitoring the key parameters such as the force, wear amount, rotation speed, and shape ofthe hob by the hob monitoring device, and monitors the state of the hob in real time and predicts the remaining life of the hob by analyzing and processing the relevant signals of the hob. Further, the communication-related project management staff of the remote monitoring module can view through mobile phones, remote PCs, etc, helping humanely determine if the tool is replaced.
Owner:CHINA RAILWAY ENGINEERING EQUIPMENT GROUP CO LTD
Engine start system for use in idle stop system for automotive vehicle
ActiveCN101709682AMonitor speedSimple structurePower operated startersElectrical controlMobile vehicleMaximum level
Owner:DENSO CORP
Voice identification system
InactiveCN101452700AImprove performanceInstant quality judgmentSpeech recognitionMultimedia systemWork unit
The invention discloses a speech recognition system, which comprises at least one speech recognition engine and a display device. The display device is provided with a signal indication interface and a character output interface, wherein the signal indication interface displays a recording state, a speech recognition ongoing state or a state of finishing the speech recognition by means of a waveform; and the character output interface is used for displaying a character result of the speech recognition, wherein each waveform unit on the signal indication interface and each work unit on the character output interface are connected with a feedback adjustment option group respectively to select an instruction for a user to modify a wrong recognition result and adjust the speech recognition system. The system is applicable to speech recognition systems of electronic devices with graphic display interfaces such as desktop computers, notebook computers, home multimedia systems, televisions, DVDs, audio and video systems, mobile phones and personal digital assistants.
Owner:王瑞璋 +1
Intelligent water surface cleaning robot
PendingCN111877290AReduce weightImprove stabilityWater cleaningWaterborne vesselsSurface cleaningControl engineering
The invention discloses an intelligent water surface cleaning robot. The robot comprises a ship body, and a power device, a navigation device, an identification device, a collection device, a conveying device, a power supply device and a control module which are arranged on the ship body, and the power device, the navigation device, the identification device, the collection device, the conveying device and the power supply device are connected with the control module. The control module is in communication connection with a ground control terminal and used for receiving an instruction of the ground control terminal so as to control the power device, the navigation device, the identification device, the collection device, the conveying device and the power supply device, and therefore the cleaning robot can circularly traverse the water surface according to a straight-line turn-back type track on the water surface. The garbage cleaning rate is improved, fault monitoring and early warning are conducted on the cleaning robot at the same time, it is guaranteed that the cleaning robot can smoothly return to a parking point when the cleaning robot is abnormal, and the reliability and thecruising safety of garbage cleaning are improved to the maximum extent.
Owner:CHONGQING JIAOTONG UNIVERSITY
Method of Indirect Emission by Nano-materials
InactiveUS20110057118A1Easily and fast qualitativeEasily and fast and quantitative analysisPhotometryMaterial analysis by optical meansUltravioletUp conversion
A method of indirect emission by nano-materials includes providing an infrared up-conversion phosphor 1 (weight ratio) and a long-wave ultraviolet phosphor 0.01-10 (weight ratio); treating both surfaces of the infrared up-conversion phosphor and the long-wave ultraviolet phosphor; mixing the infrared up-conversion phosphor and the long-wave ultraviolet phosphor; exciting the infrared up-conversion phosphor by a near-infrared laser with a wavelength of 980 mn to emit blue light as a secondary excitation lightsource; exciting the long-wave ultraviolet phosphor by the blue light to emit a visible light. Biological reactions can be conveniently detected by detecting the visible light.
Owner:SHANGHAI KEYAN PHOSPHOR TECH
Automobile plate spring shot blasting apparatus and shot-blasting process
ActiveCN105252418AAutomatically detect and control the amount of pelletsImprove surface qualityAbrasive feedersAbrasive machine appurtenancesEngineeringSpring steel
The invention provides an automobile plate spring shot-blasting apparatus and a shot-blasting process and belongs to the fields of surface treatment equipment and processes of spring steels. The automobile plate spring shot-blasting apparatus is characterized by comprising a shot storage device, a weighing shot-conveying device, a shot-blasting device and a steel shot recovering device; an output opening of the shot storage device is orderly connected with the weighing shot-conveying device, the shot-blasting device and the steel shot recovering device through a conveying pipe; the steel shot recovering device is connected with an input opening of the shot storage device through a stepped conveyor belt. According to the automobile plate spring shot-blasting apparatus, the structure of the apparatus and the production process are improved so that the production efficiency is improved; the surface shot-blasting strength and the covering surface of the spring steel can be accurately controlled, and the shot-blasting quality can be improved; the automobile plate spring shot-blasting apparatus is further capable of collecting, filtering and sorting the used steel shots, and automatically filtering out broken shots and iron residue.
Owner:陕西雷帕得悬架系统有限公司
Method of indirect emission by nano-materials
InactiveUS8173974B2Monitor speedMonitor extentPhotometryMaterial analysis by optical meansUltravioletUp conversion
Owner:SHANGHAI KEYAN PHOSPHOR TECH
Bearing assembly with brazing or soft soldering connecting part
InactiveCN1576622AMonitoring statusMonitor speedRoller bearingsBearing assemblySolderingMechanical engineering
The unit has an outer bearing ring (1) and an inner bearing ring (2) set concentrically and movable relative to each other. At least one of the bearing ring comprises two metal components (9,10) coupled side-by-side by a connecting unit (11). The connecting unit includes brazed and / or soldered connections (14,15) and a welded connection (16).
Owner:AB SKF
Drilling simulation device and method for horizontal well drilling and reaming in tectonic coal reservoir
The invention discloses a drilling simulation device and method for horizontal well drilling and reaming in a tectonic coal reservoir. The drilling simulation device and method are applicable to the horizontal well drilling and reaming drilling research of a deep tectonic coal seam. The drilling simulation device comprises a drilling system, a coal and rock mass loading system and a PLC control system; the drilling system comprises a drilling machine base; a square guide rail base is arranged on the drilling machine base; guide rail sliding blocks are arranged on the square guide rail base; asliding table B is arranged on the guide rail sliding blocks; a power driving NMRV reducing motor, a variable-diameter reaming control mechanism and a straight-through high-speed rotary joint are arranged on the sliding table B; a double-layer drill rod in a through hole in a through hole type speed reducer penetrates through the through hole; a drill rod centralizer is arranged on one side of thedrilling machine base; the double-layer drill rod is arranged on the straight-through high-speed rotary joint; one end of the double-layer drill rod is connected to the variable-diameter reaming control mechanism; the other end of the double-layer drill rod penetrates through the drill rod centralizer to be provided with a variable-diameter reaming drill bit; and a pilot drill bit is arranged atthe top of the variable-diameter reaming drill bit. The drilling simulation device has the advantages that the size is small, the operation is simple, the automation degree is high, and variable-diameter reaming drilling of any hole expansion rate within 100-300% is realized.
Owner:CHINA UNIV OF MINING & TECH
Stamping die capable of monitoring stamping acceleration and pressure
InactiveCN105880386AMonitor speedMonitor pressureShaping toolsMetal working apparatusCommunication unitMaterial resources
The invention provides a stamping die capable of monitoring stamping acceleration and pressure, comprising an upper mold base, a lower mold base, a guide post and a guide sleeve, the guide sleeve is arranged on The sliding sleeve of the column is set in the guide sleeve, the lower end of the upper die seat is provided with a punch, the upper end of the lower die seat is provided with a die corresponding to the punch, the punch is provided with an acceleration sensor and a pressure sensor, and the die is only provided with a pressure sensor. The sensors, the acceleration sensor and the pressure sensor are connected to a wireless communication unit, the power supply ports of the acceleration sensor, the pressure sensor and the wireless communication unit are connected to a power supply, and the wireless communication unit is connected to the user terminal through a wireless signal. The beneficial effect is that the pressure and acceleration during stamping of the upper mold base and the lower mold base can be monitored, and the stamping process can be monitored in real time, which helps to better control the processing effect of the stamped parts and saves manpower and material resources.
Owner:XINCHANG CHUYANG PRECISION MASCH CO LTD
Well drilling self-excited vibration and stick-slip vibration simulation experiment device
ActiveCN109751040ARealize simulationAchieve the purpose of simulationSurveyMeasurement devices for drillingSelf excitedElectric machine
The invention discloses a well drilling self-excited vibration and stick-slip vibration simulation experiment device. A stepping motor rotates to drive a sliding block and a servo motor to feed downwards; a drill bit downwards cuts a simulated rock stratum material in a barrel-shaped container; rotation speeds and torques of the stepping motor and the servo motor can be transmitted into a notebookcomputer through a motor driver and a motor controller. A pressure sensor, a torsion sensor, a photoelectric sensor and an ultrasonic displacement sensor which are installed on a bottom plate transmit cutting force, torsion, rotating speed and drilling speed of a drill bit to a notebook computer through a data acquisition card so as to simulate a real drilling working process, and reference basesare provided for analysis of self-excited vibration and stick-slip vibration of a drill stem through the data.
Owner:NORTHEASTERN UNIV
Clutch to clutch tie-up steady-state diagnostic
The present invention relates to a method of regulating operation of an automatic transmission comprising identifying a standstill condition of the automatic transmission, adjusting transmission element pressures in response to the standstill condition and determining whether to maintain a first gear ratio of the automatic transmission. If the gear ratio is not maintained and the faulty transmission element is determined to be the one associated with a second gear ratio lower than said first gear ratio, the pressure is set to zero.
Owner:GM GLOBAL TECH OPERATIONS LLC
Logistic monitoring equipment and method for fresh and live aquatic product
InactiveCN103529795AReal-time monitoring of the living environmentUnderstand the state of lifeMeasurement devicesTotal factory controlData packData acquisition
The invention provides logistic monitoring equipment and a logistic monitoring method for fresh and live aquatic products. The logistic monitoring equipment comprises a control module, a data transmission module and a GPS (Global Positioning System) receiving module, wherein the control module is used for controlling data acquisition and packing the acquired data; the data transmission module is connected with the control module and is used for uploading the data packed by the control module to a monitoring center; the GPS receiving module is connected with the control module and is used for acquiring the position and speed information of a transportation vehicle under the control of the control module. The logistic monitoring equipment additionally comprises a water environment parameter acquisition module which is connected with the control module and is used for acquiring data under the control of the control module. The water environment parameter acquisition module at least comprises a water temperature sensor and a dissolved oxygen sensor. The logistic monitoring equipment and the logistic monitoring method for fresh and live aquatic products have the advantages that the position and the speed of the transportation vehicle and the key environment data of a transportation water body can be simultaneously monitored, the life state of the aquatic products is known, the measures can be taken in time if problems are found and the survival rate is guaranteed.
Owner:SHANGHAI JINJIANG ELECTRONICS TECH ENG
APM belt speed real-time monitoring device and method
InactiveCN104678121AAvoid multiple conversionsMonitor speedDevices using optical meansMechanical engineeringMovement system
The invention discloses an APM belt speed real-time monitoring device. The device mainly comprises a metal roller, wherein the metal roller is installed below a belt and directly contacts with the belt, and the length of a contact surface is more than 2cm. The invention also discloses a method based on the device for monitoring the speed of an APM belt in real time. The roller is additionally installed below the belt and forms a reverse synchronous movement system together with the belt, the speed of the belt is monitored by utilizing the rotation speed of the roller, the problem of multiple conversion and driving a large scale by virtue of a small scale can be avoided, and the real-time and effective monitoring of the APM belt speed can be realized.
Owner:SHANGHAI HUAHONG GRACE SEMICON MFG CORP
Evaluation data processing method and system based on underground engineering parameters
ActiveCN113034001AMonitoring bit pressureMonitor speedResourcesAutomatic control for drillingThermodynamicsWell drilling
The invention discloses an evaluation data processing method and system based on underground engineering parameters, and relates to the technical field of oil and gas exploitation. The method comprises the steps that characteristic parameters such as bit pressure, rotating speed, torque, displacement and drill bit vibration in different time periods are obtained in real time through a near-drilling sensor and sent to a control center to be processed, the processed parameters are stored in a register, and an evaluation model is established through an extreme value search algorithm for evaluation analysis; a historical data scatter diagram is established through the evaluation model and comprehensive drilling experience, and underground working conditions are judged and fed back to an underground drill bit. According to the method, parameters such as the bit pressure, the rotating speed, the torque, the displacement and drill bit vibration in the drilling process can be read in real time, the evaluation model is established to evaluate and analyze the underground working condition, the hysteretic nature of the above-well evaluation analysis amount is overcome, the drilling safety and the drilling efficiency are improved, and the drilling cost is reduced.
Owner:SOUTHWEST PETROLEUM UNIV +1
Curved slender hole reflection inclined surface machining device
PendingCN112828480AMonitor speedMonitor work statusLaser beam welding apparatusLight spotElectric machinery
The invention relates to a curved slender hole reflection inclined surface machining device. An intelligent control center communicates with a laser emission controller, a shading plate driving motor controller, a workpiece guide rail motor controller, a convex lens sliding block motor controller, a vertical deep hole detector and the like. The controllers respectively control a corresponding mechanical transmission part, a focusing convex lens moving mechanical part and a workpiece moving mechanical part. The shielding plate driving motor controller controls a shielding plate to move, and the laser emission controller, the workpiece guide rail motor controller and the convex lens sliding block motor controller are matched in control to project a light spot diameter matched with the machining area. The intelligent control center calculates the rotating speed of a driving motor, the energy of the laser beam and the focal length of a convex lens which are required for machining the reflecting inclined surface, and transmits data to the respective controllers, so that the controllers control the moving modes of the shading plate, a convex lens sliding block and a workpiece guide rail, and control the size of the focusing spot of the laser beam, the machining area and the machining time. The accuracy of the inclined surface inclination angle is ensured.
Owner:XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY
Method of transformer station for achieving centralized intelligent control of expressway road lamps
ActiveCN105636291ARealize remote centralized controlRegulate driving safetyElectric light circuit arrangementEnergy saving control techniquesMicrocontrollerMicrocomputer
The invention relates to a method of a transformer station for achieving centralized intelligent control of expressway road lamps. The method is characterized in that the transformer station comprises N LED road lamp control terminals and a control center; a circuit board is integrated into the box-type transformer station and is provided with a DC power module, N relay switches, a switch driving circuit, a single-chip microcomputer Zigbee module, and a power line carrier communication module; the output end of a distribution transformer in the box-type transformer station is connected with the input end of the DC power module; the single-chip microcomputer Zigbee module drives the N relay switches via the switch driving circuit; and the output ends of the relay switches supply power to the LED road lamp control terminals. The transformer station can be used for centralized control of the road lamps and speed monitoring of automobiles, is intellectualized, and has great market value.
Owner:STATE GRID CORP OF CHINA +2
Multifunctional intelligent control unmanned ship for water surface cleaning
InactiveCN111645813AMonitoring locationMonitor speedTelevision system detailsWater cleaningSurface cleaningWater quality
The invention relates to an unmanned ship, in particular to a multifunctional intelligent control unmanned ship for water surface cleaning, which comprises a ship body and an intelligent control system, the ship body is of a catamaran structure, a cleaning grid is arranged between two sheet bodies of the ship body, an oil stain adsorption material is arranged inside the cleaning grid, and a propeller is arranged between the two sheet bodies of the ship body; the intelligent control system is composed of a lithium battery, a controller, a GPS module, a speed regulator, a data transmission module, a data transmission antenna, a remote controller antenna, a camera, a ground control station and a remote controller. The multifunctional intelligent control unmanned ship is simple in structure, convenient to operate, good in flexibility and good in safety, garbage floaters and oil stains on the surface of water can be efficiently removed in a manual or automatic operation mode, and the multifunctional intelligent control unmanned ship has great significance in guaranteeing the water quality of rivers, lakes, scenic spots and other water areas.
Owner:郑州大松机电工程有限公司
One-time forming device and method for longitudinal submerged arc welding steel pipe
PendingCN113199247AWith automatic tracking functionMonitor speedOther manufacturing equipments/toolsMaterials preparationManufactured material
The invention relates to a one-time forming device and method for a longitudinal submerged arc welding steel pipe. The device comprises material preparation equipment, a material conveying roller way, an edge milling machine and a one-time forming combined machine. The material preparation equipment is sequentially and mechanically connected with the edge milling machine and the one-time forming combined machine through the material conveying roller way, and a steel plate ultrasonic measuring instrument is arranged between the material preparation equipment and the edge milling machine. The material preparation equipment comprises steel coil preparation equipment and steel plate preparation equipment, wherein the steel plate preparation equipment is connected with the steel coil preparation equipment through a steel plate moving table. The forming process comprises the steps of steel pipe raw material preparation, steel plate ultrasonic flaw detection, steel plate edge milling, steel plate pre-bending, rough forming, fine forming, sizing, seam closing, pre-welding, fixed-length pipe cutting and product discharging in a longitudinal submerged arc welding steel pipe forming device at a time. According to the invention, the material preparation mode is widened, the production of the longitudinal submerged arc welded steel pipe is automatically controlled, the steel pipe product quality and the production efficiency are improved, and the cost and the labor intensity are favorably reduced.
Owner:HEBEI CANGHAI PIPE FITTINGS GROUP
Continuous and synchronous mixing equipment for modified resin
InactiveCN107696316AThe output mixing ratio is accurateAccurate outputHollow article cleaningEngineeringStatic mixer
The invention discloses continuous and synchronous mixing equipment for modified resin. The continuous and synchronous mixing equipment for modified resin is provided with a resin storage tank, a curing agent storage tank, a resin pump, a curing agent pump, a resin three-way valve, a curing agent three-way valve, a static mixer and a pump driving mechanism. The continuous and synchronous mixing equipment can operate in an internal circulation state and a glue mixing state by controlling the resin three-way valve and the curing agent three-way valve. According to the continuous and synchronousmixing equipment, epoxy resin and a curing agent can be continuously mixed in an accurate and stable mixing proportion, the mixing proportion of the epoxy resin and the curing agent can be kept accurate and stable when the cemented epoxy resin is switch to the output starting state from the output stopping state, the automatic mixing procedure of the epoxy resin and the curing agent is achieved, and the requirement for continuous construction of thin epoxy pavement layers can be met; and operation is easy, the labor intensity is greatly lowered, the construction efficiency is improved, and thecontinuous and synchronous mixing equipment can be widely applied to pavement projects of thin epoxy of various pavements and bridges such as highways and roads in cities and towns.
Owner:GUANGDONG PROVINCIAL ACAD OF BUILDING RES GRP CO LTD
Method for controlling a hydrodynamic retarder that can be mechanically disengaged by a disconnect clutch
ActiveCN105263771AMonitor speedWorking cavity is fullLiquid resistance brakesHydrodynamic brakesDriver/operatorReduction drive
The invention relates to a method for controlling a hydrodynamic retarder in a motor vehicle. Said hydrodynamic retarder, which can be mechanically disengaged by a disconnect clutch, comprises a revolving bladed rotor and a bladed stator or a revolving bladed rotor and a bladed counter-rotating rotor that revolves in the opposite direction thereto which jointly form a working chamber that is filled with a working medium in a braking mode and is purged of the working medium in a non-braking mode. The rotor is driven via a drive train including an engaged disconnect clutch in the braking mode, and the working chamber is purged and the disconnect clutch is disengaged during the transition from the braking mode to the non-braking mode, the transition from the braking mode to the non-braking mode being initiated by a request that the retarder be switched off made by a driver assistance system or by a driver of the vehicle actuating an input device, and the transition from the non-braking mode to the braking mode being initiated by a request that the retarder be switched on made by a driver assistance system or by a driver of the vehicle actuating an input device. The method according to the invention is characterized in that a rotational speed of the rotor and / or a speed of the motor vehicle is monitored and, independently of the request that the retarder be switched on made by a driver assistance system or by a driver of the vehicle actuating an input device, the disconnect clutch is engaged below a predefined rotational speed of the rotor and / or speed of the motor vehicle.
Owner:VOITH PATENT GMBH
Crystalline silicon measuring device based on binocular vision
ActiveCN110849328APermutation Job Quantity Measurement AccurateMonitor speedPicture taking arrangementsCharacter and pattern recognitionOphthalmologyHuman monitoring
The invention belongs to the technical field of measurement monitoring, and especially relates to a crystalline silicon measuring device based on binocular vision. The crystalline silicon measuring device comprises a binocular vision measuring device, and a measuring method is provided. The binocular vision measuring device comprises a fixed connection module, a measurement monitoring module and acontrol module. The measurement monitoring module comprises a first camera and a second camera, one of the first camera and the second camera is fixed, and the other one of the first camera and the second camera can rotate for 360 degrees, the distance between the first camera and the second camera can be adjusted, the distance from the first camera and the second camera to crystalline silicon can be increased and decreased, by adjusting various shooting positions, averaging is performed on different positions of the images shot by the cameras, and a shooting result is calculated, a hole canbe formed at the upper end of a crystalline silicon reduction furnace, and the crystalline silicon measuring device is placed in the hole for monitoring the crystalline silicon, so that the arrangement work number of the crystalline silicon can be more accurately measured, the running speed and efficiency of the crystalline silicon can be improved, the working efficiency can be improved, and poisoning caused by human monitoring can be avoided.
Owner:安徽德睿智能技术有限公司
Protective solar cell panel mounting structure
InactiveCN112104313AGuaranteed light transmittanceAvoid corrosionPhotovoltaic supportsPhotovoltaic energy generationMicrocontrollerElectric machine
The invention discloses a protective solar cell panel mounting structure, which belongs to the technical field of solar cell panels, and comprises a solar cell panel mounting seat and an intelligent control system arranged at one side of the solar cell panel mounting seat, and is characterized in that the inner side of the solar cell panel mounting seat is connected with a solar cell panel in an embedded manner; a limiting groove is formed in the top, corresponding to the periphery of the solar cell panel, of the solar cell panel mounting base, and a light-transmitting cover is sleeved with the limiting groove. According to the invention, through the mutual cooperation of the designed light-transmitting cover, an elastic supporting device, a windshield wiper, a first motor, a second motor,fan blades, an electromagnetic valve, a heat conductor water storage box, a photosensitive sensor, a microcontroller and a rotating speed sensor, heat energy is recycled, the utilization rate of solar energy can be further enhanced, the utilization rate of solar energy is improved, the stress area is erduced, not only can a large amount of flying sand be prevented from impacting the light-transmitting cover in a large area, but also the supporting load of the base can be prevented from being increased due to a large stress surface.
Owner:阳光中科(福建)能源股份有限公司
Monitoring system of dispersive printing and dyeing device
InactiveCN104878545ASimple structureEasy to implementTextile treatment machine partsFrequency changerMicrocontroller
The invention discloses a monitoring system of a dispersive printing and dyeing device. The monitoring system comprises a plurality of sub detection devices connected with a remote server through a GPIB (General Purpose Interface Bus) and regulation and control devices corresponding to the sub detection devices one by one. Each sub detection device comprises a photoelectric-pulse generator for detecting motor rotary speed and a temperature sensor for detecting oven temperature in real time. Each regulation and control device comprises a microcontroller module, an adjuster for adjusting the oven temperature and a frequency converter for adjusting motor speed, wherein the adjuster and the frequency converter are connected with the microcontroller module. The photoelectric-pulse generators and the temperature sensors are connected with the microcontroller modules.
Owner:JIANGSU HAIDA DYEING & PRINTING MACHINERY
An intelligent security monitoring platform
ActiveCN109990844BMonitor speedSimple structureMeasurement devicesStructural engineeringSecurity monitoring
Owner:山东德浦泰管业科技有限公司
Communication base station hybrid energy power supply system and intelligent control method
PendingCN114400645AAvoid damagePlay the role of energy savingDc source parallel operationElectric powerDC-BUSSmart control
The invention relates to a communication base station hybrid energy power supply system and an intelligent control method, and the system comprises a DC / DC switching power supply, the high-voltage side of the DC / DC switching power supply is connected with a high-voltage DC bus, and the high-voltage DC bus is connected with commercial power supply equipment through a first rectification module and is connected with a variable-frequency AC generator set through a second rectification module; the low-voltage side of the DC / DC switching power supply is connected in parallel with a storage battery and clean energy power supply equipment, and a clean energy controller is also connected between the DC / DC switching power supply and the clean energy power supply equipment; the hybrid energy controller is in communication connection with the DC / DC switching power supply, the clean energy controller and the variable-frequency alternating-current generator set and can control at least one power supply device to supply power to the communication base station, and when the clean energy power supply device has output, the hybrid energy controller is connected with the variable-frequency alternating-current generator set. And enabling the clean energy power supply equipment to maintain maximum power output.
Owner:四川省辛普森动力设备有限公司
A method and system for processing evaluation data based on downhole engineering parameters
ActiveCN113034001BMonitoring bit pressureMonitor speedResourcesAutomatic control for drillingThermodynamicsWell drilling
The invention discloses a data processing method and system based on downhole engineering parameter evaluation, and relates to the technical field of oil and gas exploitation; comprising the steps of: using a near-drilling sensor to obtain real-time drilling pressure, rotational speed, torque, displacement, and drill bit vibration in different time periods characteristic parameters, and send them to the control center to process the parameters, store the processed parameters in the register and use the extreme value search algorithm to establish an evaluation model for evaluation and analysis, establish a historical data scatter diagram through the evaluation model and comprehensive drilling experience, and judge the underground work. and feed back to the downhole drill bit. The invention can establish an evaluation model to evaluate and analyze the downhole working conditions by reading parameters such as drilling pressure, rotational speed, torque, displacement and bit vibration in the drilling process in real time, overcomes the hysteresis of uphole evaluation and analysis, and improves drilling efficiency. The safety and drilling efficiency are improved, and the drilling cost is reduced.
Owner:SOUTHWEST PETROLEUM UNIV +1
Portable sharpening machine
PendingCN109894933AUniversalHigh grinding flexibilityGrinding carriagesGrinding drivesEngineeringSharpening
The invention discloses a portable sharpening machine according to the technical scheme. The portable sharpening machine comprises a box body, grinding disks and a power unit, and one side of the boxbody is rotatably provided with a box cover; the box body is internally provided with an isolation plate; the bottom of each grinding disk is provided with a rotating shaft, and each rotating shaft penetrates through the isolation plate; the power unit is arranged between the isolation plate and the bottom of the box body, and the rotating shafts are driven by the power unit to rotate. According to the technical scheme, the sharpening machine has the advantages of easy operation, high practicability, accuracy and safety factor and the like, and is easy to carry.
Owner:肖玉忠
Electric drive damping turning system for single blade hoisting of wind driven generator, and method thereof
ActiveCN112032001ASteady turningTurning uniform speedWind motor assemblyWind energy generationWind drivenGear drive
The invention discloses an electric drive damping turning system for single blade hoisting of a wind driven generator, and a method thereof. The electric drive damping turning system for single bladehoisting of the wind driven generator comprises a turning brake disc, wherein the turning brake disc is connected with a wind wheel through a gear box; a turning brake is arranged at the periphery ofthe turning brake disc; the turning brake disc is further connected with an electric drive turning gear; and when the electric drive turning gear drives the wind wheel to rotate, the turning brake applies a damping braking force to the turning brake disc, so that the wind wheel is steadily turned at a constant speed.
Owner:CRRC WIND POWER(SHANDONG) CO LTD
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