60results about How to "The correction method is simple" patented technology

The invention discloses an automatic cutting control system and an automatic cutting control method for a coal cutter. The control system comprises a controller, a data storage device, a working condition detection apparatus for the coal cutter and a control host. The working condition detection apparatus for the coal cutter comprises a walking displacement detection unit, an angle detection unit one for detecting the swing angle of a right rocker arm, an angle detection unit two for detecting the inclination angle of a working face, an angle detection unit three for detecting the swing angle of a left rocker arm, and an angle detection unit four for detecting the upward or downward angle of the coal cutter. A left height adjustment oil cylinder and a right height adjustment oil cylinder are both controlled by the controller. The control method comprises the steps of: 1) learning and memorizing the cutting trace of the currently working coal seam; 2) accomplishing the automatic coal cutting according to the memorized trace, and adjusting the memorized trace in real time; 3) repeating step 2) until all the exploration processes of the currently working coal seal is finished. The system of the invention is advantageous by a simple circuit, a reasonable design, a convenient control method, and good application effect, and can realize the automatic cutting control of the coal cutter.

The invention belongs to the related technical field of intelligent control, and discloses a multi-mobile-robot cooperative transfer control method and system, and the method comprises the following steps: (1) randomly selecting two robot subsystems in a plurality of robot subsystems to form a negotiation pilot layer, and enabling the remaining robot subsystems to form a following layer; (2) synchronously receiving instructions by the robot subsystems of the negotiation pilot layer, then calculating respective target poses according to the destination of a workpiece, and planning a path according to environmental information; (3) respectively calculating to obtain speed control quantities; (4) negotiating to determine a common speed along the direction of the workpiece; and (5) respectively correcting respective original speed control quantities to achieve cooperative operation. Meanwhile, the robot subsystems of the following layer perform action control by ensuring that the relativedistance between the robot subsystems of the following layer and the two robot subsystems of the negotiation pilot layer is not changed. According to the method, the utilization efficiency is improved, a large amount of cost is saved, and the method has good universality.

The invention discloses an attendance setting method of a system. The attendance setting method comprises the following steps of setting an attendance rule for a role according to the job property and the work content of the role in the system, wherein the role is an independent individual rather than a group/category, one role during the same time interval can be only associated with a unique user, and one user is associated with one or more roles; associating the user with one or more roles, and selecting one role associated with the user as a main role of the user; carrying out attendance, by a worker, according to the attendance rule corresponding to the main role associated with the user corresponding to the worker. In the attendance setting method, the attendance rule does not need to be set for the worker when the worker is new recruited and the attendance rule does not need to be changed for the worker when the worker is subjected to post transfer.

The invention discloses a system dispatching method. The method includes: determining dispatched tasks, wherein the tasks which need to be dispatched are determined, determining dispatched objects, wherein the dispatched objects are determined, the objects are roles, the roles are independent individuals rather than groups/classes, one role can only be associated with a unique user in the same time period, and one user is associated with one or more roles; and carrying out dispatching, wherein the tasks which need to be dispatched are distributed to the dispatched roles. According to the method, the tasks are distributed to the roles, the user obtains the tasks through associations with the role, the association of an employee and the role is canceled when a turnover of the employee occurs, a newly recruited employee is directly enabled to be associated with the role without the need for re-dispatching for the newly recruited employee, and operations are convenient and quick; the association of an employee and the original role is canceled when position transferring of the employee occurs, the tasks dispatched for the new role can be automatically obtained by associating with the new role; and for a dispatcher, no operation needs to be carried out when the turnover or position transferring occurs.

The invention discloses an examination and approval task transfer method based on an improved RBAC authority control mechanism. The method includes the steps that a role is created in a system, the role is an independent individual nature role, one independent individual nature role can only be associated with a unique user in the same time period, and one user is associated with one or more independent individual nature roles; a transferring person obtains an examination and approval task in the examination and approval process; the transferring person transfers the examination and approval task to a transferred person, and the transferred person is one independent individual nature role. According to the examination and approval task transfer method based on the improved RBAC authority control mechanism, the transferred person adopts the independent individual nature role, when an employee corresponding to the user associated with the role of the transferred person leaves or is transferred, the original association is simply released, and the user corresponding to the new employee is associated with a role to automatically obtain all the currently transferred examination and approval tasks of the role, and the handover of the examination and approval task is achieved through the association of the role in the meantime. The workload is small, and seamless docking can be achieved, lag or omission of transferring the examination and approval tasks cannot appear, and it is ensured that urgent tasks are dealt with in a timely manner.

The invention discloses a nonlinear correction method for an ideal linear coefficient of inertia of a ball screw type inertial container. First, based on Frenet frame theory and Hertz contact theory, relative sliding velocity and sliding friction moment between a ball of a ball screw pair and a raceway are deducted to obtain friction power of the sliding of the ball, the ratio between the friction power and exciting power is the efficiency of sliding friction of the ball; the efficiency of rolling friction of the ball is introduced, and finally the ideal linear coefficient of inertia of the ball screw type inertial container is corrected as the nonlinear coefficient of inertia. According to the nonlinear correction method, the nonlinear friction between the ball and the raceway in the ball screw type inertial container is considered, which is more in line with the actual situation. Compared with the correction method of the coefficient of inertia obtained by numerical simulation, the correction method is simple and reliable, can provide more accurate coefficient of inertia for the design of the ball screw type inertial container and the application in engineering vibration damping system, promotes and develops the theory and method of the inertial container, and has practical engineering significance.

The invention discloses a form operation permission authorization method based on a role. The method comprises the following steps that: selecting an authorized role: selecting one or a plurality of roles as authorized roles, wherein each role is an independent individual but is not groups/categories, one role in the same time period only can be associated with a unique user, and one user is associated with one or a plurality or roles; selecting a form: when the number of the selected authorized role is one and the number of the selected form is one, displaying the existing permission state of the authorized role for the selected form; when the number of the selected forms is at least two, displaying blank form operation permission; carrying out form operation permission authorization on the authorized form; and after above steps are finished, storing the permission of the authorized role. By use of the method, the authorization efficiency of the form operation permission is improved, the method is simple in operation, the safety performance of a system is improved, and a risk that losses are caused for enterprises due to the leakage of information can be reduced.

The invention provides an organizational structure chart generating method based on one-to-one correspondence of roles and users, and an applying method. The generating method comprises the steps of: S1, establishing new departments and selecting higher departments for the new departments if existing departments exist; S2, creating new roles, selecting a department for the new roles and authorizing the roles according to work content of the roles; S3, creating employees, writing the names of the employees, generating a unique user for each employee, and associating each user with one or more roles, wherein one role can only be associated with a unique user in the same period; S4, generating an organizational structure chart according to the hierarchical relationship between departments, the belonging relationship between the roles and the departments, the association relationship between the users and the roles and the association relationship between the users and the employees, wherein user information displayed in the organizational structure chart includes the names and the roles of the users. The organizational structure chart can display the names and the roles of employees and each role is only associated with one employee, so that the responsibility of each employee can be known clearly.

The invention discloses a method for supervising approval operation, authorization operation and form operation. The method comprises the following steps: creating roles in a system, wherein the roles are independent individuals, and in the same period, one role can only associate with only one user, and one user can associate with one or more roles; when the role executes approval/ authorization/ form operation, recording the role executing the operation; setting one or more roles as a monitoring role/ monitored role, and setting a monitored role/ monitoring role for each monitoring role/ monitored role; and through the monitoring role, monitoring the approval/ authorization/ form operation recordings executed by the monitored role. The monitoring and monitored subjects are independent individual roles respectively; work content of users/staffs is distinguished according to post number/ station number, and each post number/ station number is corresponding to one independent individual role; setting of supervision authority is realized for each role; monitoring and monitored authorities are subjected to refined authorization; and the method meets actual operation and use requirements of enterprises.

The invention discloses a shortcut function setting method. The method includes the steps of setting shortcut menus and newly-added shortcut forms, wherein the step of setting the shortcut menus includes the substeps of setting a shortcut menu inlet, setting the shortcut menus, displaying the shortcut menus through the shortcut menu inlet and displaying the shortcut menu selected in the second step through the shortcut menu inlet; selecting any shortcut menu in the first step according to needs, and displaying a function interface corresponding to the shortcut menu. The checking and operating of the frequently-used menus and the newly adding of the forms can be conveniently and rapidly completed, and the office efficiency is improved; a role can only be related to a unique user at the same time duration, the user only needs to be related to a new role when the user gets a new job or is transferred to a new position, then the frequently-used shortcut menu corresponding to the role can be obtained through the shortcut menu inlet, the form with newly-added authority corresponding to the role can also be obtained through a newly-added shortcut form inlet, and the authority management efficiency in the use of a system is greatly improved.

The invention discloses a winding and unwinding mechanism and a reel-to-reel film processing device, and belongs to the field of coiled material processing. The winding and unwinding mechanism comprises a telescopic unit, a rotation driving unit, a telescopic driving unit and a control unit, wherein the telescopic unit is removably connected to the end of a hollow shaft; the rotation driving unitis used for diving the hollow shaft to rotate; and the telescopic driving unit is used for driving the telescopic unit to extend and retract; the control unit is electrically connected to the rotationdriving unit and the telescopic driving unit. Through extension and retraction setting of the winding and unwinding mechanism, films can be rectified, and other mechanisms (such as a rectification mechanism) are not required for rectification; and the rectification manner is simple and efficient, and the distance between the winding and unwinding mechanism and the hollow shaft can be adjusted automatically, thereby facilitating high-efficiency removal and installation of the hollow shaft.

The invention discloses a method for estimating the transient soot emission of an engine. The method comprises the following steps: firstly, acquiring a first steady-state soot emission Cs data set ofan engine at different rotating speeds and a second steady-state soot emission Cs data set of the engine at different air-fuel ratios through a bench test; correcting the first steady-state soot emission Cs data to obtain an estimated value of the transient-state soot emission of the engine, wherein the correction method comprises a product of the first steady-state soot emission Cs and a correction coefficient factor; wherein the correction coefficient factors comprise at least three of a load change rate correction coefficient F1, a load correction coefficient F2, an engine rotating speed change rate correction coefficient F3, an air-fuel ratio correction coefficient F5 and a supercharger rotating speed correction coefficient F4, and the correction coefficient factors comprise the air-fuel ratio correction coefficient F5. The correction method is simple, and correction factors are clear and comprehensive. According to the method for estimating the transient soot emission, the calibration of the transient soot emission is completed, the calibration quantity factors are comprehensive, the calibration quantity is large, and the relative precision is high during application.

The invention discloses an aviation mechanism encoder correction method, which comprises the following steps of: reading an initial zero normalized code value Z of the encoder by installing and adjusting a spaceflight mechanism; returning the spaceflight mechanism to a zero position before shutdown, setting the actual position value of the spaceflight mechanism as M, which is the sum of a circle value registered in software and an encoder value; performing starting after the spaceflight mechanism is turned off, instantly reading the normalized code value N of the encoder after being turned on, and calculating the reading of N according to a calculation formula; and calculating the actual position value X of the spaceflight mechanism according to the value N, and correcting the encoder value by the spaceflight mechanism according to the value X.

The invention discloses a thermal resistance correction method considering influence of thermocouple glue for an IGBT aging experiment. The method is based on a power cycling accelerated aging experiment of an IGBT module, and takes influence of fall-off and replacement of the thermocouple glue in the experimental process on a thermal resistance extracted value. In the thermal resistance extraction process in the experiment, thermal resistance correction calculation formulas corresponding to different conditions are selected by determination for multiple times, and the extracted value is corrected. The experimental result is more accurate, and it is ensured that the aging degree of the IGBT module is not misjudged due to influence of the thermocouple glue in the accelerated aging experiment process. The correction method is simple, visual and easy to operate.

The invention discloses a menu authorization method based on roles. The menu authorization method comprises steps that one role or a plurality of roles are selected as authorized objects, and each role is an independent individual, and is not a group/category, and one role is only associated with a unique user in the same period, and one user is associated with one role or a plurality of roles; when the number of the authorized objects is one, authority candidate menus are displayed, and the authorized object in the authority candidate menus is selected, and the stored menu is automatically selected, and then the corresponding menu is selected from the authority candidate menus; when the number of the authorized objects is two or more than two, blank authority candidate menus are displayed, and the corresponding menu is selected from the authority candidate menus; the authorities of the authorized objects are stored. One role is only associated with the unique user in the same period, and one user is associated with one role or a plurality of roles, and the users can acquire the menu authorities by the associated roles, and therefore menu authorization of new employees or transferred employees is simple and convenient, and form authorization efficiency is improved.

A method for automatically correcting a physical property parameter of a photoelectric composite submarine cable material comprises: reading a physical property parameter file of a submarine cable optical fiber and automatically running the file by using an APDL (ANSYS Parametric Design Language) automated temperature field modeling script which is formed by an ANSYS parameterization design language; generating a theoretical temperature value of the submarine cable optical fiber; by a software development platform, calculating a temperature error value between an actually measured temperature value of the submarine cable optical fiber and the theoretical temperature value of the submarine cable optical fiber; by the software development platform, performing correction on the material physical property parameter of the submarine cable optical fiber with the temperature error value exceeding an allowed range, and updating the physical property parameter file of the submarine cable optical fiber by using the corrected material physical property parameter; and performing iteration to obtain a material physical property parameter that can enable the temperature error value between the actually measured temperature value of the submarine cable optical fiber and the theoretical temperature value of the submarine cable optical fiber to be within the allowed range. The method is efficient, simple, automatic, fast and convenient, and can greatly shorten the molding operation period, reduce personnel assignment needed for parameter correction and achieve double effects of efficient modeling and accurate establishment of a conductor temperature database.