79results about How to "Improve the efficiency of setting" patented technology

The invention discloses a high-speed train tracking running curve optimization setting method. According to the characteristic of 'movable and dynamic length' of a tracking section of a high-speed train under movable blocking condition, the method establishes a high-speed train echo state network speed prediction model, a movable blocking based tracking running model, a line network and a tracking running curve multi-target setting model adopting innovative evaluation indexes based on line and high-speed train running data acquired in a site; an efficient multi-target particle swarm optimization is adopted to use an algorithm convergence condition as one of model setting constraints, and high-speed train tracking running curve optimization setting is performed based on the real-time data; finally, section operation efficiency and stability are used as the evaluation indexes of the setting method, and a group of optimal running curves are screened out, so that the high-speed train running process is safe and efficient, and meanwhile the high-speed train section operating efficiency and stability under the movable blocking condition are improved.

The invention discloses a permanent magnet synchronous motor multi-target parameter optimization method based on an entropy weight method. The method comprises the following steps: 1, establishing a permanent magnet synchronous motor vector control Simulink model based on model compensation active disturbance rejection; 2, performing multi-target layering on the permanent magnet synchronous motorvector control system model based on model compensation active disturbance rejection by using a comprehensive evaluation method, and establishing a corresponding evaluation index system; 3, aiming atmultiple indexes under the same performance, adopting an entropy weight method to objectively distribute the weight of each index, and aiming at the overshoot problem of the control system, adopting apenalty function to carry out unconstrained processing; and 4, selecting an optimization objective function, setting and optimizing model compensation parameters by using an NSGA-II algorithm based on non-dominated solution sorting, and performing multi-objective optimization on the response rapidity and stability of the permanent magnet synchronous motor vector control system simulation model based on model compensation active disturbance rejection. According to the design, multi-target parameter optimization is carried out by adopting an objective method, and the setting efficiency of the motor is effectively improved.

A method, an apparatus and an electronic device for generating an interface element identifier are disclosed. The method for generating the interface element identifier comprises the following steps:acquiring the interface element in the page; classifying the interface elements according to preset classification rules, and determining the type of the interface elements; An identifier is generatedbased on a hierarchical relationship of the interface element within a page according to a type of the interface element. The technical scheme realizes automatic identification of interface elementsin the client interface without human participation, through the characteristic information of the interface elements and the hierarchical relationship of the interface elements, The unique identifieris used for setting the interface element, so that the interface element can be positioned and recognized on the equipment of different resolution and different versions of the operating system, andthe automatic identifier setting for the interface element is realized, which has high readability and high setting efficiency and saves human resources.

The invention provides a method, device and a system of server fan speed regulation.The method comprising the following steps that parameters of server fan speed regulation of a server is acquired andinitialized; a test is started, and the log data of the speed regulation control of a fan is acquired and storedaccording to a preset time interval; according to the log data, the rotation speed change of the fan and the temperature change of acontrolled device on the server are calculated; and according to the rotation speed change of the fan, if the temperature change of the controlled device isdetected to be larger than atarget threshold value, the data values corresponding to the parameters are adjusted according to the sensitivity, the log data and the parameters output in the last timeuntil the temperature change of the controlled device is smaller than or equal to the target threshold value. The problem that a traditional PID setting process depends on experience is solved, automatic analysis and high-efficiency treatment of PID fan speed regulation are realized, and the setting process is present in informational and graphical modes, the visual performance of thePID fan speedregulation setting is improved, so that the setting efficiency is improved, the method, the device and the system can be adapted to different servers, and havewide usability.

The invention relates to a chemical reactor temperature control method based on quantification single-parameter PID control, and the chemical reactor temperature control method is used for controlling the temperature of a chemical polymerization reactor. The control method includes the steps that a temperature signal of an object to be controlled is firstly collected, a model of the object to be controlled is identified according to the temperature signal, meanwhile, a single-parameter PID control module based on a system performance degree is built, a control output signal of the single-parameter PID control module is then obtained according to the model of the object to be controlled and the set system performance degree, and finally the temperature of the object to be controlled is controlled by the control output signal and is kept with a set range. In comparison with the prior art, only the parameter lambda needs to be adjusted so that the system performance can be achieved, operation is easy, moreover, the chemical reactor temperature control method has good robustness for the model to be identified, and the control effect on great delay, great inertia and other characteristics in the temperature control process is rapid and smooth.

The invention relates to the field of laser cutting numerical control and specially relates to a servo parameter self-tuning method based on error measurement for a numerical control system. The method comprises the following steps: 1) graph input; 2) position instruction sequence generation; 3) servo parameter adjustment; 4) servo driving; 5) feedback position acquisition; 6) feedback position graph fitting; 7) feedback position graph generation; 8) graph comparison; and 9) error analysis: the numerical control system analyzes contour error between a graph formed by fitted curves and an input graph, determines the position of the contour error and the value of the contour error, and if the value of the contour error accords with preset error parameters, terminates the operation, or otherwise, returns to the step 3) to reset the servo parameters until the contour error accords with the preset error parameters. Compared with the prior art, the method allows servo driving error to be seen clearly; and self-tuning can also eliminate influence of human factors, thereby improving accuracy and reliability of servo parameter setting.

The present invention discloses an adhesive tape roll mounting facility, which comprises a dropping device, a lifting regulating device, a roller, and a roller driving device. The dropping device comprises a dropping sliding plate and a positioning die, and is used to drop an adhesive tape roll. The lifting regulating device is used to regulate a height of the roller relative to the positioning die. The roller driving device is used to draw the roller into the positioning die. The adhesive tape roll mounting facility has the following advantages: an adhesive tape roll is dropped into the positioning die by means of the dropping sliding plate; the roller is placed outside the positioning die, and the adhesive tape roll is mounted on the roller while the roller driving device draws the roller into the positioning die; the efficiency of mounting the adhesive tape roll is greatly improved, and therefore, the production efficiency is improved, and the production cost of an enterprise is reduced.

The invention discloses a PID separated parameter setting method based on a particle swarm algorithm, which comprises the following steps of: initializing and setting the number of particles, an inertial coefficient, an acceleration coefficient, the particle maximum iteration number, and an initial velocity of particle swarm, a space position component of each particle and a PID initial value corresponding to each particle; calculating an object function value corresponding to each particle; updating the position of an individual optimal particle, the position of a global optimal particle and the position component of each particle according to the object function value, and then updating the PID value corresponding to the iteration of each particle according to a PID mapping formula; repeating the iteration until the iteration ends; and outputting a global optimal PID parameter value and a corresponding PID value. According to the invention, a PID mapping algorithm is added to a conventional particle swarm optimization algorithm, and the particle space position component can be mapped to a three-dimensional PID parameter space. Thus the optimal particle position can be screened by using the algorithm, and the PID parameter setting efficiency is improved.

The invention discloses a setting method and device of a scanned protocol. The method comprises the steps that any flat piece locating image is obtained; any interest point or line or zone input by a user on the flat piece locating image is received; according to the interest point or line or zone, a zone to be matched is generated; whether a standard image with the matching degree with the zone to be matched larger than a preset threshold value exists in pre-stored standard images is judged; when a standard image with the matching degree with the zone to be matched larger than the preset threshold value exists, the standard image is obtained; in the corresponding relation of preset standard images and scanned protocols, a scanned protocol corresponding to the standard image is obtained; and when a scanned protocol corresponding to the standard image exists, setting of the scanned protocol is completed. The setting time of the scanned protocol can be saved, and the setting efficiency of the scanned protocol is improved.

The invention discloses a fuzzy equivalent input interference method-based speed loop control parameter self-tuning method. Aiming at the problems of servo control system performance reduction and instability caused by load and working condition changes, main parameters reflecting control performance in servo system model description are determined through correlation analysis, and a function relationship between to-be-tuned control parameters and system parameters of a permanent magnet synchronous motor is established; and aiming at the problem that servo system speed loop control parametersare not self-tuned or low in self-tuning efficiency, comprehensive evaluation indexes of servo system positional deviation during load mutation, mechanical vibration and external disturbance are combined to execute speed loop PI parameter self-tuning by using a fuzzy decision method, and disturbance inhibition is realized by using an equivalent input interference method, thereby solving the problem that both the self-tuning speed and disturbance inhibition effect cannot be considered at the same time.

The invention relates to the field of PID control, in particular to a PID control parameter setting method based on stability margin and a dynamic response indexes. The PID control parameter setting method comprises the following steps of: calculating to obtain the stability margin of a closed loop control system; calculating to obtain PID control parameters according to the stability margin of the closed loop control system; performing closed-loop control system step response simulation according to the PID control parameters, and acquiring the dynamic response index through using a step response curve so as to indirectly associate the stability margin with the dynamic response index; and on the basis of an association mode of the stability margin and the dynamic response index, searchingthe stability margin to obtain an optimal solution of the optimization problem so as to set the PID control parameter. By using the PID control parameter setting method, the following effects can beachieved: the PID control parameters and the dynamic response performance indexes are associated, so that the user friendliness is improved; and the used gridding search optimization can directly givean optimal solution meeting the dynamic performance requirement of the user, so that the setting efficiency is improved, and repeated setting is avoided.

The invention relates to the field of PID control system design, in particular to a PID controller parameter setting method and device, a storage medium, a terminal and a system. The method comprises:obtaining input and output sampling data of a PID control system, and calculating the control error of a PID controller according to the sampling data; if the control error exceeds a preset thresholdvalue, obtaining output data of a PID controller, and sending the output data of the PID controller to a neural network model to obtain identification output data; and sending the identification output data to a single neuron controller, controlling the single neuron controller to adjust parameters of a neural network model according to the identification output data to obtain an adjusted neuralnetwork model, and determining parameters of a PID controller according to the adjusted neural network model. According to the invention, the parameter setting efficiency of the PID controller can beimproved.

The invention discloses an inverse-time zero-sequence current protection method. The minimum motion time and maximum motion time of protection are set, motion time is allocated according to the minimum zero-sequence current and maximum zero-sequence current of over-current protection, and the motion time at the head end and the motion time at the tail end of the protected circuit of a curve are determined, so that the purposes that the whole curve is restrained and the speed of protection motion is improved are achieved; besides, the longest motion time of inverse-time zero-sequence current protection is increased, so that the speed and selectivity of protection are ensured at the same time. By means of the design, not only is the speed of protection ensured and improved, but also the selectivity of protection is ensured and improved.

The embodiments of the invention disclose a bulb tube voltage control method and device, and a computer readable storage medium. In the single-time exposure process of a high-voltage generator, through a fuzzy PID algorithm, tube voltage output values sampled by an FPGA chip are calculated to obtain the voltage error and the voltage error changing amount; fuzzy reasoning and ambiguity resolving are conducted to determine the PID parameter increment, and set PID parameters determined by the PID parameter increment are calculated through an incremental PID algorithm to obtain the pulse width increment of PFM waves; and then the frequency of the PFM waves is adjusted through the pulse width increment, and the bulb tube voltage of a high-voltage oil tank is controlled to be adjusted in an adaption mode. The PID parameters are set in a self-adaption mode in real time through the fuzzy PID algorithm, it can be effectively guaranteed that the high-voltage generator conducts optimal output atthe whole exposure time, and the robustness of the set PID parameters and the efficiency of PID parameter setting are improved.

The invention relates to a preparation method of polyurethane urea elastic fibers with high thermal setting efficiency. The preparation method comprises the following steps: 1) mixing dihydric alcoholwith excessive diisocyanate to prepare a prepolymer, that is, primary polymerization; then dissolving the prepolymer in an organic solvent and subsequently adding a chain extender and a chain terminator into the organic solvent for secondary polymerization to obtain a secondary polymerization raw liquid; finally, adding an anti-ultraviolet agent, an antioxidant, a lubricant and a delustering agent into the secondary polymerization raw liquid to obtain a polyurethane urea raw liquid; 2) preparing a setting improving auxiliary agent solution; 3) adding the setting improving auxiliary agent solution into the polyurethane urea raw liquid to be mixed to obtain a polyurethane urea spinning solution, stirring and curing the solution for 20-40 hours, and carrying out dry-method spinning to prepare the polyurethane urea elastic fibers with high thermal setting efficiency. The polyurethane urea elastic fibers with high thermal setting efficiency have excellent thermal setting efficiency and good hand feeling, and a fabric prepared from the fibers is free of a crimping phenomenon.

The invention relates to a method for calculating and adjusting the image-text separation effect of an image. The method for calculating image-text separation efficiency includes a step of generating a standard block attribute file, and a step of comparing an image-text separation result with the standard block attribute file to display an image-text separation efficiency data table. In the method for adjusting the image-text separation effect of an image of the present invention, it includes a step of comparing an image-text separation result with the standard block attribute file to generate the image-text separation effect data table, and according to the image-text separation effect data Table is the step of judging whether to use another image-text separation algorithm or parameter value to perform another image-text separation operation.

The invention relates to a phase failure protector phase failure threshold setting method and device, a medium and computer equipment. The method comprises the steps that the voltage value outputted by the old probe in the phase failure test of an exciter is acquired so as to obtain each test voltage value; the voltage value of a new probe at each acquisition moment is acquired according to each test voltage value, the corresponding output voltage value of the old probe under multiple preset magnetic field intensity and the corresponding output voltage value of the new probe under multiple preset magnetic field intensity so as to obtain a simulation voltage value; the simulation voltage waveform is generated by using the simulation voltage value of the new probe at each acquisition moment; and the corresponding phase failure threshold of the phase failure protector equipped with the new probe is obtained according to the simulation voltage waveform. Therefore, the phase failure protector is equipped with the new probe and then the new phase failure threshold can be obtained without performing the phase failure test again so that tedious operation required for repeating the phase failure test can be omitted, the time duration for setting the phase failure threshold again can be greatly shortened and the setting efficiency is high.

The invention provides a label sleeving mechanism comprising a label cutting machine, a product grasping carrier, a label sleeving assembly and a film sleeving jig. The product grasping carrier is arranged below the label cutting machine and used for grasping a three-way pipe fitting. The label sleeving assembly is arranged in correspondence to the product grasping carrier and is used in cooperation with the label cutting machine. The film sleeving jig is arranged in correspondence to the three-way pipe fitting. A sleeving module is arranged on the label sleeving assembly in the manner that the sleeving module can rise and fall. The film sleeving jig comprises a jig body shaped like a tapered column, and a jig insertion body connected to the lower end of the jig body. A limiting step matched with the three-way pipe fitting is arranged on the jig insertion body. According to the label sleeving mechanism, a label is grasped by the sleeving module and is rapidly arranged on the three-way pipe fitting in a sleeving manner through guiding and falling of the jig body located above the three-way pipe fitting, the sleeving efficiency is high, manual assistance in adjustment conducted after the sleeving of the label does not need to be configured, and implementation of automatic production is facilitated for enterprises.

The invention discloses a parameter adjustment and display device for processing optical materials, which comprises a handheld manipulator and a communication option, wherein the communication option comprises a communication cable with an interface or a wireless communicator with the interface; and the handheld manipulator is in bidirectional communication with an upper computer. According to the invention, by using the handheld manipulator, an operator is capable of sending a processing parameter control request message to the upper computer to adjust processing parameters and receiving a processing parameter message from the upper computer to monitor a running state of a device. The parameter adjustment and display device provided by the invention is applicable to various optical material processing devices, capable of resolving structural incompatibility and large integration difficulty of new / old products between an optical parameter detecting subsystem and a master control system, greatly increasing the parameter setting efficiency of the device based on unchanging the overall structure of the device, making full use of the original optical parameter detecting device and not increasing high cost, and bringing convenience to engineering technicians for adjusting and monitoring the optical material processing device on site.

The invention relates to a semiconductor manufacturing process formula management method and system, and the formula management method comprises the steps: building a standard data set which comprisesa plurality of groups of reference process data, and each group of reference process data comprises a plurality of preset reference process parameters; establishing a corresponding relationship between each group of reference process data and a plurality of reference machines, wherein each group of reference process data corresponds to one reference machine and one reference formula; obtaining atleast one reference formula; and selecting a formula matched with the reference formula as a target formula, and selecting reference process data corresponding to the target formula as target processdata. According to the semiconductor manufacturing process formula management method and system provided by the invention, the labor cost is saved, the setting efficiency of the formula process parameters is improved, and the setting accuracy of the formula process parameters is ensured.

The invention relates to a label casing method. A label casing mechanism is used in the method for casing of a label on a tee-joint pipe. The label casing mechanism comprises a label cutting machine, a product grabbing and holding carrier arranged below the label cutting machine, a label casing assembly and a film casing jig, wherein the label casing assembly corresponds to the product grabbing and holding carrier and is used in cooperation with the label cutting machine. The casing process comprises the following steps that the film casing jig is arranged in the tee-joint pipe through an outer grabbing mechanism; a casing die block on the label casing assembly upwards grabs the label cut out by the label cutting machine; and the casing die block grabs the label, descends through guiding of a jig body located above the tee-joint pipe and cases the tee-joint pipe with the label. According to the label casing method, the casing die block grabs the label and descends through guiding of the jig body located above the tee-joint pipe to rapidly case the tee-joint pipe with the label, the casing efficiency is high, manual work for adjustment assisting after label casing does not need to be arranged, and implementation of automatic enterprise production is facilitated.

The invention relates to an automatic tea shaping machine and a shaping method of the automatic tea shaping machine. The shaping machine comprises a main frame, a tea pressing mechanism and a wedge frame mechanism, wherein a shaping cabin is arranged on the main frame; the tea pressing mechanism comprises a main pressing plate, a first air cylinder / oil cylinder, a flexible shaping plate and a second air cylinder / oil cylinder; the wedge frame mechanism comprises a left wedge frame, a third air cylinder / oil cylinder, a right wedge frame and a fourth air cylinder / oil cylinder. The shaping machine is used in the shaping method for treating the tea sequentially through the steps of feeding, pre-pressing, shaping, loosing, shaping again and the like to obtain shaped tea. The automatic tea shaping machine disclosed by the invention can be used for simulating a conventional tea shaping technique quite well, the shaped tea is quite similar with the tea shaped by the conventional technique in shape and structure, small destructive effects are caused to the tea during a shaping process, the shaped tea particles are high in compactness, the brewed tea can not rapidly stretch, the color of the tea soup is similar with that of the tea soup of handmade tea, and the tea soup is not bitter either.

The invention discloses a method for detecting the initial position of a permanent magnet motor rotor, which belongs to the technical field of permanent magnet motor control and consists of three parts, namely initial estimation of the rotor position, discrimination of the magnetic pole direction of the rotor and compensation of the initial estimation of the rotor position. Firstly, high-frequency carrier voltage is injected into an estimated d axis, and initial estimation of the rotor position is achieved by collecting estimated q-axis carrier current and conducting closed-loop control. After initial estimation of the rotor position is completed, discrete Fourier transform is used to detect the amplitude of the carrier current so as to discriminate the magnetic pole direction of the rotor. And finally, the initial estimation value of the rotor position is compensated according to the discrimination result of the rotor magnetic pole direction to realize the detection of the initial position of the rotor. According to the invention, integration of initial estimation of the rotor position and a rotor magnetic pole direction discrimination algorithm is realized, the detection algorithm is simple, and the method has the advantages of fast detection speed and high reliability.

The invention provides a packer. The packer comprises a center pipe, a piston cylinder, a plurality of rubber cylinders, a locking sleeve, a locking part and a stopping part, wherein a hole is formedin the center pipe; the piston cylinder is movably arranged outside the center pipe in a sleeving manner; the rubber sleeves are arranged on the piston cylinder in a sleeving manner; the locking seatis arranged outside the center pipe in a sleeving manner and stretches into the piston cylinder and forms a liquid inlet cavity communicating to the hole with the piston cylinder, and the piston cylinder can move relative to the center pipe under the action of a liquid in the liquid inlet cavity to further compress the rubber sleeve; the locking part is arranged on the piston cylinder; and the stopping part is arranged on the locking sleeve and is used for restraining the locking part to move to the rubber sleeve after the piston cylinder compresses the rubber sleeve. The embodiment of the invention provides the packer which is easy to operate, reliable to seal, simple in structure and low in processing cost.

The invention provides a rapid tuning method for unmanned underwater vehicle course control parameters. The method specifically comprises the following steps that a rapid tuning system for unmanned underwater vehicle course control parameters is constructed, wherein the system comprises an unmanned underwater vehicle, a ground station, a ground data transmission radio and a remote controller; theground station sends measuring control data to the unmanned underwater vehicle through the ground data transmission radio; remote control data is sent to the unmanned underwater vehicle through the remote controller; the unmanned underwater vehicle is controlled by the measuring control data and the remote control data to sail in water, and remote sensing data is fed back to the ground station; the ground station utilizes the tuning principle according to the remote sensing data for optimizing and tuning control parameters. According to the rapid tuning method for the unmanned underwater vehicle course control parameters, the method performs high integration on the parameter tuning and control system, parameter tuning and instruction data transceiving are performed through the wireless radio, sailing speed control is performed through remote control, repeated control software modification and repeated experiment preparation are avoided, and the parameter tuning efficiency is remarkablyimproved.

The invention discloses a drill pin sleeve-feeding device with an automatic positioning function. The drill pin sleeve-feeding device comprises a drill pin assembly, a main body, a vibration disk mechanism, a pin-feeding plate assembly, a sleeve-feeding device assembly, a pin-discharging plate, a pushing plate, a recycling box and a pin-discharging track. The drill pin assembly comprises a drill pin and a positioning sleeve. The pin-feeding plate assembly is used for automatic aligning, arranging and placing of the positioning sleeve and the drill pin assembly to be subjected to sleeve feeding again. The sleeve-feeding device assembly is used for replacing and positioning the positioning sleeve of the drill pin assembly. The pin-discharging plate is used for conveying the positioned drill pin assembly subjected to sleeve feeding again to the front end of the pin-discharging plate. The pushing plate is located at the front end of the pin-discharging plate and used for pushing the drill pin assembly conveyed to the front end of the pin-discharging plate to the right side. The recycling box is located at the lower end of the pin-discharging plate and used for recycling the replaced positioning sleeve. The pin-discharging track is located at the front end of the pin-discharging plate and the upper end of the pushing plate. According to the drill pin sleeve-feeding device with the automatic positioning function, the sleeve-feeding efficiency is improved, and the stability and the consistency of the sleeve-feeding position of the drill pin are improved.