56results about How to "Implement automatic correction" patented technology

The invention discloses a full-automatic series verification calibrating device with a pressure-resistant water meter. The full-automatic series verification calibrating device with the pressure-resistant water meter comprises a water meter calibrating foundation mechanism, flow counting mechanisms, a counting mechanism, a pipeline and an operation system. The water meter calibrating foundation mechanism comprises a testing tube section which is formed by multiple testing straight tube sections and multiple water meters to be inspected, wherein the multiple testing straight tube sections and the multiple water meters to be inspected are connected in series at intervals; each water meter to be inspected corresponds to a flow counting mechanism; the counting mechanism comprises an electronic weighting device and a working container; the tail end of the testing tube section is guided into the working container through the pipeline; the operation system is electrically connected with the flow counting mechanisms and the electronic weighting device in a two-direction mode. The full-automatic series verification calibrating device with the pressure-resistant water meter achieves full-automatic meter inspection by utilizing remote control of a computer combined with a single chip controlling mechanism which gives priority to the filed programmable logic controller (PLC) control or an embedded system. Compared with the inspection method of a meter in the prior art, the full-automatic series verification calibrating device with the pressure-resistant water meter greatly improves using efficiency of an inspection device of the water meter and shortens inspection time of the water meter on the basis of ensuring measuring accuracy and eliminating human errors, and greatly improves working efficiency of inspection staff in a large range at the same time.

The invention relates to a power battery thermal management system and method. A power battery thermal management system based on cloud control is established by using a digital twinning technology, and meanwhile, actual operation data and simulated operation data are collected for analysis and calculation, so that a reasonable thermal management control strategy is formulated, and the effects ofdelaying battery aging and ensuring system safety are achieved.

The invention relates to the technical field of image processing, in particular to an object positioning method and device, electronic equipment and a storage medium, and aims to solve the problem that an object positioning method in the prior art is excessively limited. According to the embodiment of the invention, the method comprises the steps: obtaining an image which is collected by image collection equipment and contains a to-be-positioned target object, and determining the pixel coordinates of the target object in the image; and determining longitude and latitude coordinates of the target object according to the perspective transformation matrix corresponding to the image acquisition device and the pixel coordinates of the target object in the image. According to the embodiment of the invention, the longitude and latitude coordinates corresponding to the pixel coordinates of the target object in the image are determined through the perspective transformation matrix correspondingto the image acquisition device to complete the positioning of the target object, and the installation position of the image acquisition device is not strictly limited. Moreover, the perspective transformation matrix corresponding to the image acquisition equipment is determined according to pixel coordinates and latitude and longitude coordinates of a plurality of reference points, but selectionof the reference points is not strictly limited, so that the limitation is relatively low.

The invention discloses an automatic positioning method for physical short circuit positions among multiple line networks, and belongs to the technical field of electronic design automation. The method comprises the following steps of: receiving a circuit diagram/circuit network table, physical layout data and layout versus schematic (LVS) result data; and establishing an abstract diagram according to the circuit diagram/circuit network table, the physical layout data and the LVS result data, and simplifying the abstract diagram so as to complete automatic positioning of physical connection short circuits of the multiple line networks on the simplified abstract diagram. By using the method, automatic positioning of the physical short circuits among the multiple line networks during integrated circuit physical layout design can be automatically realized to replace a designer to manually seek the physical short circuit positions on the physical layout, so that the design efficiency of the physical layout is improved.

The invention relates to an electronic expansion valve opening degree correction method for unit, a control equipment and an air conditioning system. The method for correcting the opening degree of the unit electronic expansion valve comprises the following steps of acquiring the current working parameters of the unit; confirming the current target opening degree value according to the current working parameters; resetting the electronic expansion valve when the opening degree of the electronic expansion valve of the unit is not accurate according to the current working parameters; adjusting the opening degree of the reset electronic expansion valve according to the current target opening value. According to the electronic expansion valve opening degree correction method for unit, the control equipment and the air conditioning system, the accuracy of the opening degree of the electronic expansion valve can be improved, so that the operation reliability of the unit is improved.

The invention provides an imaging spectrometer based on a liquid crystal tunable optical filter. The imaging spectrometer comprises a spectrometer and a remote control device, which are in a communicated connection. The spectrometer comprises a housing, an optical lens, and a liquid crystal tunable optical filter. A CCD detector, a DSP processor, and a power supply module are disposed in the housing. The optical lens is disposed on the outer part of the housing, and the tunable optical filter is disposed on the rear part of the optical lens. The reflected light of the object can be tuned and filtered by the liquid crystal tunable optical filter after passing through the optical lens. The imaging spectrometer is advantageous in that the liquid crystal tunable optical filter is used for the core beam splitting, and the CCD detector can be used as the digital light sensing element, and the DSP processor is used as the calculation and control unit; the high-resolution spectral images can be realized, and the tuning of the spectral bands can be realized by controlling the liquid crystal tunable optical filter; by adopting the interaction between the DSP processor and the remote control device, the automatic acquisition of the spectrums and the automatic correction of the calculated parameters can be realized; the use is convenient, and the costs are low.

The invention discloses a processing method of interference signals in decoding process of a digital coder, which can effectively filter an interference signal with smaller width in pulse signals A and B by inducing one external clock signal the frequency of which is more than 3 times, but less than 10 times of the maximum frequency of the pulse signal A or B generated and outputted by the digitalcoder and taking the external clock signal as the clock signal of each-grade latch of a first digital filter and a second digital filter, and can guarantee not to change phase position factors of thepulse signals A and B; while for the interference signal with larger width, if the pulse signal B is high level when the pulse A is jumped from high level to lower level, then the attribute value isincreased by 1; however, if the pulse signal B is still high level when the interference signal stops and the pulse signal A is jumped from low level to high level, then the attribute value is reducedby 1, thus being capable of effectively eliminating the influences of the interference signal with larger width on the pulse signals, thereby leading a final attribute value to be more accurate.

The invention discloses a machining track movement planning method based on sine square acceleration prospect. The method comprises the following steps: firstly realizing accelerated acceleration continuing by adopting a way that the acceleration is sine2, and reducing system excitation; secondly, judging rationality of a set parameter, analyzing shorter path and like special conditions, thereby realizing the automatic correction of the parameter when the path and speed limitation is satisfied, wherein the movement planning of the path in any length can be accomplished under a limitation condition; splitting acceleration and deceleration processes, and allowing the acceleration at each of two ends of a planning section to be non-zero, thereby avoiding the frequent acceleration and deceleration of the motor, and reducing the vibration excitation on a mechanical system; and finally designing a reverse planning algorithm, performing prospecting on the speed at the deceleration section andthe acceleration, thereby realizing any acceleration and deceleration planning demands on a specified path, wherein the speed acceleration change is stable and smooth, and the machining quality and machining efficiency of the mechanical equipment are improved.

The invention provides an image-based speed measurement method for a rocket sled. A high-speed camera is used for shooting an operation process of a sled body continuously; and after completion of a test, pitching and orientation information correction of the high-speed camera relative to a track, sled body feature point extraction, and operation speed calculation are carried out, thereby completing measurement of the operation speed of the sled body. The method has advantages of high speed measurement precision, simple and clear idea, and easy programming implementation. With the method, the speed measurement precision of the key position in the rocket sled test can be improved.

The invention discloses a ship model test pool wave intelligent correction system based on cloud service. The ship model test pool wave intelligent correction system comprises a control terminal, a motion controller, a wave maker, a wave height meter, a cloud server, a WeChat applet server and a mobile terminal. The control terminal is connected with the motion controller through an RJ-45 interface. The motion controller is connected with the wave maker through a CAN bus, the wave height meter is arranged in a ship model test pool and connected with the control terminal through a USB interface, the cloud server is connected with the control terminal through the Internet, and the mobile terminal is connected with the cloud server through the mobile Internet. Intelligent remote wave modulation is achieved, collected actual wave parameters are automatically corrected, wave data can be checked in real time, the unattended wave modulation process is achieved, corresponding fault-tolerant protection measures are taken, and the requirement for wave modulation before a ship model test pool test is met. The invention further discloses a correction method of the ship model test pool wave intelligent correction system based on the cloud service.

The invention relates to an air speed ball integration system. The system includes an air speed detection ball and a client terminal. The air speed detection ball is a double layer plastic ball. Pressure sensors and temperature sensors are distributed on the outer ball housing. A thin rod with a pedestal is connected with the ball body. A humidity sensor is mounted on the thin rod. The inner ball housing is therein provided with a power supply module, a signal amplifying module, a filtering module, a data selection module, a control module, a data transceiving module and the like. A client terminal is provided with a data receiving module, a data cache module, a data storage module, a data correcting module, a data analyzing module, a display module and a control module. The system provided by the invention directly and conveniently displays the acting force of fluid on the surface of an object and the distribution and change of fluid flow speed and provides a set of effective tool for measuring air speed and air direction. The system provided by the invention can display the rule of mutual action of fluid and object when being applied to teaching and experiments and can realize accurate measurement of air speed and air direction when being applied to practical engineering measurement.

The invention relates to a grinding debugging system. The grinding debugging system comprises a robot, a film pressure sensor, a sensor mounting mechanism assembly, a data acquisition system, a data analysis and control system and a visualization system. The sensor mounting mechanism assembly is used for fixing a grinding head and the sensor to the tail end of the robot and the tail end of a grinding head correspondingly. The data acquisition system is used for collecting multiple actual pressure values, obtained by the sensor, of a current point location and obtaining a pressure nephogram. The data analysis and control system is used for conducting analysis on the pressure nephogram, the quantified actual pressure values and the prestored standard pressure value and conducting real-time correction on a motion control program in the robot. The visualization system is used for quantifying the multiple pressure values and conducting visual display according to the analysis result. The grinding debugging system can automatically modify the motion control program according to the analysis result and obtain the corrected technological parameters of the grinding head. The motion controlprogram can be migrated into multiple similar grinding robots, and the grinding debugging cost and time are remarkably reduced.

The invention discloses a text correction method and device, a readable medium and electronic equipment, and the method comprises the steps: obtaining first text information, and recognizing the firsttext information through a preset recognition model; when the recognition model recognizes first error information in the first text information, generating first position information corresponding to the first error information; correcting the first error information by using a preset correction model according to first position information corresponding to the first error information to obtainsecond text information. According to the method, the error position of the first text information is determined through the recognition model, and the error in the first text information is correctedthrough the correction model, so that the first error information possibly occurring in the medical text is automatically corrected, the quality of the digitized medical text is improved, and the accuracy of subsequent data analysis is ensured.

The invention discloses a trowelling robot. A rack, a travelling device and a lifting steering device are included; the rack comprises a bottom frame and an installing plate, and the installing plateis arranged on the bottom frame; the travelling device comprises first rolling wheel mechanisms and a second rolling wheel mechanism which are both arranged on the bottom frame; the first rolling wheel mechanisms are in two sets, and the two first rolling wheel mechanisms are arranged on the two sides in the travelling direction of the bottom frame, and each comprise a first roller and a first driving piece; each first driving piece is connected with the corresponding first roller so that the first roller can be driven to rotate; and the lifting steering device is arranged on the installing plate, and aims to make the rack and the traveling device rotate after the rack and the travelling device are lifted up, and therefore the travelling direction of the robot is adjusted. According to thetrowelling robot, the first rolling wheel mechanisms of the travelling device are arranged into two sets in a spaced manner in the travelling direction, and a movement trajectory can be automaticallycorrected in cooperation with a control system of the robot, so that an actual travelling trajectory is consistent with an expected trajectory.

The invention relates to a video correction method and device, a readable medium and electronic equipment. The method comprises the following steps: acquiring target video data, wherein the target video data comprises audio data; determining a to-be-corrected word and a replacement word for replacing the to-be-corrected word according to text information corresponding to the audio data; determining a first target video frame corresponding to the to-be-corrected word from the target video data; obtaining a second target video frame corresponding to the replacement word; and replacing the firsttarget video frame in the target video data with the second target video frame to obtain corrected target video data. Therefore, automatic video correction can be realized, time and labor are saved, convenience and quickness are realized, and the method is suitable for batch correction of videos.

The invention discloses a correction method and device for achieving centering movement. The correction method and device are used for correcting the centering position automatically. The method comprises the steps that after an X-ray generation device moves to the centering position for shooting, a transmission image in an imaging region of the X-ray generation device is collected; the centering position is determined according to a centering position value of the first motion axis and a centering position value of the second motion axis; the first motion axis is parallel to the abscissa axis of the imaging region, and the second motion axis is parallel to vertical axis of the imaging region; if edges of the transmission image are all located in the imaging region, a first position deviation of the transmission image center point and the imaging region center point in the abscissa axis direction of the image region is detected, and a second position deviation of the transmission image center point and the imaging region center point in the vertical axis direction of the image region is detected; the centering position value of the first motion axis is corrected according to the first position deviation, and a centering position value of the second motion axis is corrected according to the second position deviation.

The invention discloses a three-valve injection dispensing machine. According to the technical scheme, the three-valve injection dispensing machine comprises a driving device, wherein a supporting device is arranged on the left side of the driving device; a power device is fixedly mounted on the supporting device; a polishing device and a dispensing device are fixedly mounted on the power device;the power device comprises a first linear motor; the output end of the first linear motor is fixedly connected with a first sliding plate; one end of the first sliding plate is fixedly connected witha motor support; a limiting rod is fixedly mounted at the bottom of the motor support; and the inner wall of the motor support is fixedly connected with a servo motor. The three-valve injection dispensing machine effectively solves the problems of slow driving response, transmission errors, reverse gaps and the like of a three-shaft dispensing machine caused by existing stepping or servo motor driving, synchronous belt or screw rod transmission; three injection heads are adopted, so that independent liquid injection of three reagents can be realized; one or more injection heads can be selectedto correspondingly realize injection of one or at most three liquids; and the corresponding injection heads are respectively regulated and controlled according to actual requirements.