38results about How to "Optimal Control Parameters" patented technology

The present invention discloses an electric cylinder pressure high-accuracy and fast loading control method. The method includes the four parts of a startup automatic origin point search and reset control method, a fast and accurate pressure loading control method, a self-learning-based control parameter generation method, an accurate origin point return and no-load pressure zeroing method; the fast and accurate pressure loading control method includes a position preloading control method, a pressure preloading control method, a pressure rough loading control method and a pressure fine loading control method. With the electric cylinder pressure high-accuracy and fast loading control method of the invention adopted, control on high-accuracy and fast loading of the pressure of an electric cylinder can be realized; the origin point position of the electric cylinder can be adjustable and can be fast reset; the loading of the pressure is fast, accurate and stable; optimal control parameters can be automatically generated through self leaning for different applications; and the electric cylinder pressure high-accuracy and fast loading control method is environmentally friendly and has a broad application prospect.

The invention relates to an air conditioner and a control method thereof. The control method comprises the steps of collecting crowd information, season information and human body comfort level relevant parameters, computing control parameters of the air conditioner through a corrected PMV equation, controlling the air conditioner through the control parameters, so as to ensure that PMV is equal to 0, and human body optimum comfort state is achieved. Corrected parameters of the corrected PMV equation are measured through experiments in advance according to different regions and crowds, so that the air conditioner can be applied to different regions and crowds, can rapidly and accurately reach human body optimum comfort state of corresponding regions and crowds, and saves resource.

The invention discloses an active control method of structural vibration based on non-probability interval confidence reliability, wherein an automatically adjustable active vibration control system is designed, aiming at the uncertainty of structural parameters, in the original open-loop control system Based on the improvement, based on the calculation method of the dual reliability index of reliability and confidence, on the basis of the original basis, the research on the vibration suppression algorithm is carried out under the premise of the uncertainty of the structural parameters, and the confidence index is introduced to make the designed The self-adjusting active vibration control system can improve the reliability of the structure. The feasibility of the automatically adjustable active vibration control system proposed by the present invention is verified by using a continuous model and a discrete model, and this control method can be used in the design of active control systems of uncertain structures in the future.

The invention discloses a method for simulating and optimizing the operating parameters of a grid-connected inverter, which belongs to the field of simulating testing. The simulation optimization method has been improved for the problems of cumbersome operation steps and low efficiency of debugging parameters in the hardware-in-the-loop simulation system. The present invention proposes a simulation optimization method for operating parameters of a grid-connected inverter. The simulation optimization method can automatically simulate and test the grid-connected inverter under different control parameters and different environmental parameters. The operation of the inverter under different conditions The situation can be output with one key, and the optimal control parameters can be found at a glance.

The invention relates to a vibration damping control method and device for a hybrid electric vehicle. The method includes the steps of collecting vibration signals in three directions when the vehicleis at a standstill state, and calculating a combined phasor amplitude of the vibration signals in the three directions; determining whether the combined phasor amplitude is less than the set amplitude threshold or not, and if the combined phasor amplitude is not less than the set amplitude threshold, determining whether the engine rotating speed is related to the vehicle speed or not; if the engine rotating speed is not related to the vehicle speed, selecting at least one power adjustment strategy for power adjusting, and finding out corresponding overall vehicle control parameters enabling the combined phasor amplitude of the vehicle in the three directions to be minimum in the power adjusting process; and using the corresponding overall vehicle control parameters enabling the combined phasor amplitude of the vehicle in the three directions to be minimum to control a vehicle power system. By means of the vibration damping control method and device, closed loop control of signal detection and control optimization is formed by organically combining vibration detection and optimization control, the optimization cycle is better shortened, and the optimization effect is improved.

The invention discloses a fast self-learning improved ADRC control method for a nonlinear system, which includes the following steps: Step 1: Create an ADRC: the ADRC includes a tracking differentiator (TD), an expanded state Four parts of observer (ESO), nonlinear error feedback (NLSEF) and disturbance compensation; step 11) establish tracking differentiator (TD) control model; step 12) establish extended state observer (ESO) control model; step 13) establish Nonlinear error feedback (NLSEF) control model; Step 14) Establish a disturbance compensation control model; Step 2: Create a self-learning active disturbance rejection controller (SADRC): apply the self-learning method to the nonlinear error feedback (NLSEF) control model , establish a self-learning nonlinear ADRC control system model; Step 3: Create a fast self-learning ADRC (FSADRC): use the method of adding momentum to design an adaptive mechanism for learning rate, and establish a dynamic adaptive Fast self-learning model with learning rate.

The invention provides an application method and system of an internet based mathematical model for controlling production. The application method comprises: running a mathematical model control module in parallel with a process control module that controls the production process online based on the internet, wherein the production process is still actually implemented by the process control module; and running the mathematical model control module in contrast to the process control module in the process of parallel online operation, and switching to the state where mathematical model controlmodule actually controls the production process for running when the mathematical model control software is improved and practical. The application method and system of the internet based mathematicalmodel for controlling production adopts the process control module to assist the mathematical model control module, and finds the optimal control parameter for the control system by switching and alternately using the two control modes on the Internet, so that the process system is always in an optimal state when dealing with changes.

The invention provides automatic control laser operation equipment and a treatment method thereof. The equipment consists of a master controller, a monitor, a CCD camera, a laser, a light source, a master bracket, a cantilever, a hanging operation treatment head, a microscope observing system and a microscope operation adapter. The master controller recognizes and processes the image and spectrumof the focus tissue and the normal tissue collected by the CCD camera, and then gives out orders to control the work of the laser accordingly, thus avoiding operation mistakes caused by normal tissuedamage due to incorrect manipulation in laser operation; the master controller gives out orders to control the start and close of the laser and to correct the amount of laser output; a optical lens group forms a light path; and the microscope observing system, microscope inspection glass, the CCD camera and the microscope operation adapter are integrated into a whole by the optical lens group. Theinvention has simple structure, reasonable design and simple and easy operation; the normal tissue is not damaged while the focus tissue is removed in the operation; the invention is characterized inthat the equipment has a plurality of control modes; the parameters are adjustable; the application is wide. The invention can precisely control the operation extent and improve the treatment effect.