37results about How to "The acquisition process is simple and convenient" patented technology

The invention provides an automatic current idiq table generation method based on a permanent magnet motor parameter table. The method comprises steps that firstly, modeling of a permanent magnet motor in the matlab software is performed, and the pole pair number, the rotor flux linkage, the stator resistance and an inductance map of the permanent magnet motor are set; secondly, the maximum limitof the phase voltage peak value of the permanent magnet motor is determined, and the maximum value limit of a voltage vector amplitude is further determined; thirdly, a speed array, a torque array, acurrent vector amplitude array and a current vector angle array are set; fourthly, three-layer loop is performed according to multiple speeds preset in the speed array, multiple current vector amplitudes preset in the current vector amplitude array and multiple current vector angles preset in the current vector angle array; and fifthly, according to a d-axis component and a q-axis component of thestator current corresponding to each pair of the rotation speed and the torque, the current idiq table based on the permanent magnet motor parameter table is generated. The method has advantages of simple and convenient collection, short period, relatively high accuracy and relatively strong practicality.

The present application relates to a method, device, computer equipment and storage medium for obtaining IQ compensation parameters. By receiving a constant envelope signal, the I signal, the Q signal and the sample point index in the constant envelope signal are obtained; according to the I signal, The Q channel signal and the sample point index obtain the initial IQ compensation parameter, which corresponds to the sample point index; according to the sample point index, the initial IQ compensation parameter is trained by the least mean square algorithm, and the final IQ compensation parameter is obtained. The whole process In the method, the initial IQ compensation parameters are quickly and conveniently searched through the sample point index, and the initial IQ compensation parameters are trained through the least mean square algorithm to obtain the final IQ compensation parameters. parameter.

The invention relates to a multifunctional cooking platform voice control method at least comprising the following stages: 1, a cooking mode selection stage: a controller obtains food material processing mode information; 2, a voice control guiding stage: the controller controls a sound control module to use voices to prompt a user to select a first cooking assembly, a second cooking assembly or athird cooking assembly according to the food material processing mode information; 3, a food material processing stage: the first cooking assembly, the second cooking assembly or the third cooking assembly are buckled on a base support, and the controller controls the first cooking assembly, the second cooking assembly or the third cooking assembly to work and cook the food material according tothe food material processing mode information. The method uses a voice interactive mode to communicate with the user, thus effectively guiding the user to select cooking assemblies, to install and control the machine, to recommend recipes and food material information, so the user can more conveniently and fast cook; the voice control mode can be better accepted by the users.

The present invention provides a data processing method, an application portrait method and a device. The data processing method includes: obtaining configuration information of an application, and obtaining component information of the application from the configuration information. Through the data processing method provided by the present invention, the component information of the application can be obtained relatively simply and conveniently.

The invention discloses a method for evaluating the influence of road traffic characteristics on the emission concentration of carbon monoxide. The method includes the steps of obtaining traffic analysis zone information of a research area; obtaining population economics, employment, traffic conditions and road network characteristic variables of a traffic zone; obtaining annual average CO concentration in each air monitoring station in the research area; obtaining CO concentration data of each traffic zones by using a spatial interpolation method; obtaining other main CO emission source dataexcept for traffic in the research area; matching each variable and CO concentration data to each traffic zone; screening the variables by variable correlation analysis; establishing a geographicallyweighted regression model; and evaluating the effect of the remaining explanatory variables on the CO concentration in the model based on a final predictive model. The method of the invention analyzesthe influence of population economics, employment, traffic and road network conditions on CO emissions in units of traffic zones, and provides a theoretical basis for incorporating environmental factors into urban and traffic planning.

The invention discloses a method for evaluating an influence of road traffic features on inhalable particle discharge concentration. The method comprises the steps of obtaining traffic analysis zone information of a research region; obtaining variable data of population economy, employment, traffic conditions and road network features; obtaining PM10 annual average concentration; obtaining PM10 concentration data of traffic analysis zones by utilizing a spatial interpolation method; obtaining other main PM10 discharge source data of the research region; matching variables and the concentrationwith the traffic analysis zones; performing correlation analysis to screen the variables; by taking the PM10 concentration as a dependent variable, building a linear regression model; and according to the final model, evaluating and interpreting the influence of the variables on the PM10 concentration. According to the method, the traffic analysis zones are selected as research objects; by utilizing the linear regression model, the influence of the population economy, the employment, the traffic conditions and the road network features of the traffic zones on the PM10 discharge concentrationis analyzed; and a certain theoretical basis can be provided for PM10 concentration reduction and traffic sustainable development planning.

The present application discloses a method, an apparatus and an electronic device for obtaining a code dependency. Wherein, the method for obtaining code dependencies includes: parsing the bytecode file, obtaining information of each class and each member information in the bytecode file; based on the information of each class, determining how the methods in each class are related to other methods The calling relationship and the inheritance relationship in each class, and add dependencies between each class; according to each member information, obtain the access of member information to other obtained member information, and add dependencies in each member information; persistent class Dependencies between and among members. The technical solution constructs a hierarchical tree and a dependency graph with multiple dimensions of modules / classes / methods / attributes at the client code level by performing full dependency scanning on the bytecode file, so as to obtain the dependencies at multiple levels simply and conveniently. Provide data support for architecture analysis, module reconstruction, and quality assurance.

The invention relates to an intraoral scanner, which belongs to the technical field of oral cavity detection, and solves the problems of low precision and low efficiency scanning inspection of the existing intraoral scanners. The intraoral scanner includes a clamping device, a mounting table, a horizontal sliding component, a vertical sliding component, an azimuth adjustment component, a pitch adjustment component, a test host and a scanner probe; the clamping device clamps and fixes the scanner probe; the bottom of the clamping device The horizontal slide block of the horizontal slide assembly is hinged through a connecting rod; pitch adjustment assemblies are provided on both sides of the clamping device; the pitch adjustment assembly is connected with the vertical slide block of the vertical slide assembly; the horizontal slide rail and the vertical slide assembly of the horizontal slide assembly The vertical slide rails of the straight sliding assembly are all slidably connected with the installation table; the bottom of the installation table is connected with the azimuth adjustment assembly. The invention can fix and guide the direction of the scanner, facilitate doctors to free their hands, and improve safety performance and scanning efficiency, thereby improving treatment efficiency.