107 results about "Control aspects" patented technology

Aspects of the present invention relate to a method and to a control system for controlling an electric traction motor of a vehicle, the control system comprising one or more controllers, wherein the control system is configured to: limit a rate of change of torque requested from the electric traction motor for changing speed towards a speed target, in dependence on a lash crossing protection rate limiter; and upon removal of the limit prior to the speed reaching the speed target, inhibit initial increase of a torque requested from the electric traction motor for changing speed towards the speed target.

The invention discloses a five-axis numerical control machining track fairing optimization method and a five-axis numerical control machining system.The five-axis numerical control machining track fairing optimization method comprises the steps that according to a plurality of target poses designated by a numerical control tool in the space, space broken line paths formed by tool nose points of a tool shaft of the numerical control tool in the space are determined respectively, and a spherical arc path formed by a cutter axis direction vector of the numerical control cutter in the space. Transition curves are added to the space broken line path and the spherical arc path respectively, and a broken line updating path of the space broken line path and an arc updating path of the spherical arc path are obtained; and a machining control instruction for the numerical control tool is determined according to the broken line updating path and the arc updating path. According to the method, the space broken line path and the spherical arc path are constructed and are respectively subjected to fairing treatment, so that the limitation of the prior art in the aspects of transition curve insertion strategy and direction vector continuity control is broken through, and the problems of machining errors and unstable movement are effectively relieved while the track fairing is improved.

The invention relates to the technical field of space operation equipment, in particular to an electric tool applied to on-orbit operation of a space mechanical arm. The high-precision control and the autonomous operation capability of the tail end of the space manipulator on the tool state in a complex space environment are realized, and the reliability, the flexibility and the automation degree of on-orbit operation are greatly improved. Compared with the prior art, the electric tool has the advantages that the structural integration degree, the function expandability and the intelligent feedback control are remarkably improved, and the electric tool is innovatively designed in the aspects of automatic storage of the bit, operation continuity and space environment adaptability; and the execution efficiency and the safety level of on-orbit maintenance and construction tasks of space stations, satellites and other spacecrafts can be effectively improved.

The invention belongs to the technical field of direct-current synchronous motor control, and particularly relates to a PMSM improved sliding mode control system and method based on a two-section type dynamic boundary layer, in the aspect of rotating speed control, a rotating speed ring terminal sliding mode controller is introduced, related items of load torque and mechanical angular speed are combined into total disturbance, a nonlinear terminal sliding mode surface is selected, and the total disturbance is calculated. The problem that nonlinear disturbance cannot be effectively processed through traditional PI rotating speed control can be solved, finite time convergence of PMSM speed tracking errors is achieved, and meanwhile system buffeting is effectively reduced. In the aspect of current control, an improved sliding-mode observer is obtained according to a two-section quasi sliding-mode surface and an exponential reaching law design based on a terminal saturation function, so that the observation steady-state error of dq-axis back electromotive force is effectively eliminated, high-frequency buffeting in a sliding-mode reaching stage is effectively reduced, and the steady-state and dynamic performance of a system under electrical parameter mismatch is improved.

The present technology provides an interaction paradigm whereby an overlay application can interface with a local device and a generative response engine in a seamless manner and can increase the surface area by which a person can engage generative response engines. In addition, the interface can allow the generative response engine a larger understanding of the user's context of the question, and can thereby enable a more detailed understanding of the prompt and provide a more detailed and accurate response. The overlay application may include various mechanisms to interface with the local applications, such as by employing a dynamic interface that selectively displays context of prompts to the user without being intrusive. The overlay application can be configured to control aspects of the user interface, such as providing mouse and keyboard input events, to generically control different user interfaces based on computer vision techniques.

Embodiments provide a social networking platform offering various services, such as, facilitating aggregation and management of a user's interaction on one or more social networking platforms, offering enhanced control over the level of privacy associated with the flow of user data, offering tools to customize the user's exposure to advertisement-related content on the social networking platform(s), integrating features to control aspects of how data / content is presented to and visualized by the user, empowering the user to multicast direct messages to other users without the other users having to meet certain constraints, empowering the user to create and / or join a group based on messaging threads, and the like. One or more of these enhanced services / features are associated with a powerful framework of authentication / permission model for access control.

Embodiments provide a social networking platform offering various services, such as, facilitating aggregation and management of a user's interaction on one or more social networking platforms, offering enhanced control over the level of privacy associated with the flow of user data, offering tools to customize the user's exposure to advertisement-related content on the social networking platform(s), integrating features to control aspects of how data / content is presented to and visualized by the user, empowering the user to multicast direct messages to other users without the other users having to meet certain constraints, empowering the user to create and / or join a group based on messaging threads, and the like. One or more of these enhanced services / features are associated with a powerful framework of authentication / permission model for access control.

The present application provides systems and methods for adaptive network resource allocation using application prioritization and deprioritization. An application prioritization manager (APM) receives data about an application, or other contextual data, from various components, and prioritizes the application's network resources among other applications that are also prioritized. The APM generates scores for different factors that are derived from the data, such as application type, application network usage, whether an application is minimized, or whether an application is in focus, among others. The APM combines the scores for the different factors into a combined score for the application, and prioritizes the application among other applications based on their combined scores. The APM selects a prioritization mechanism for the application based on the combined score, such as traffic shaping, traffic policing, traffic scheduling, or other techniques that control aspects of the network traffic.

The invention relates to the technical field of engineering project management, in particular to a project four-control digital monitoring optimization method and system based on a dynamic model. According to the scheme, plan progress data, real-time execution data and resource configuration data of a project process are obtained, a time sequence prediction model is used for carrying out prediction analysis on the real-time execution data, and a progress deviation event is generated. And on the basis of the updated progress dynamic model, space-time conflict detection between processes is realized by constructing a four-dimensional occupied voxel set and performing sparse storage operation, space-time conflict coefficients are calculated, and a conflict event library is generated. According to the method, the dynamic monitoring of the project progress, the intelligent detection of conflicts and the optimal scheduling of resources can be realized, and the real-time performance, the accuracy and the intelligent level of progress control are improved.

The disclosed embodiments provide systems and methods that can be used as part of or in combination with autonomous navigation, autonomous driving, or driver assistance technology functions. Driver assistance technology, as opposed to fully autonomous driving, can refer to any suitable technology used to assist a driver in navigating or controlling their vehicle. In various embodiments, the system may include one or more cameras and associated processors that can be mounted in the vehicle, monitoring the vehicle's environment. In further embodiments, additional types of sensors may be mounted in the vehicle and used in the autonomous navigation and / or driver assistance system. These systems and methods may include using a shared cache shared by a group of processing units to improve the analysis of images captured by one or more cameras.

The utility model discloses a carbon fiber collecting and knot catching device. The carbon fiber filament collecting and knot catching device comprises a detection mechanism which is arranged on one side of a filament bundle and used for detecting a filament bundle connector; the alarm mechanism is used for reminding a worker when the detection mechanism detects the tow joint; and the control mechanism is electrically connected with the detection mechanism and the alarm mechanism. According to the carbon fiber collecting and knotting device, the detection mechanism, the control mechanism and the alarm mechanism are arranged, when the detection mechanism detects a tow joint, a signal is sent to the control mechanism, and the control mechanism receives the signal and controls the alarm mechanism to work, so that field workers are reminded to track the tow joint. Through the arranged detection mechanism, the working intensity of on-site workers can be reduced, and meanwhile, the on-site workers can focus more attention on other finished product appearance index control aspects.

A virtual twin of a smart dwelling is provided. In an aspect, the virtual twin maintains information about a smart dwelling and the devices associated with the smart dwelling. In examples, a user may use the virtual twin to control smart devices in the smart dwelling and change settings of the smart devices. In other examples, the virtual twin may be used to apply user preferences from the smart devices in the smart dwelling to smart devices in a temporary dwelling, such as a hotel room or a rental property. In further examples, the virtual twin may be used to assign permissions to guests to control aspects of the smart dwelling and the virtual twin. In some examples, the virtual twin may generate recommendations for a user related to the smart dwelling.

The embodiment of the present application provides a kind of alarm control method, this method is applied to medical equipment, this method includes: in the case where at least one alarm event is detected to occur, control playback unit plays at least one alarm event corresponding alarm prompt tone;In the case where first control operation is received, the alarm prompt tone corresponding to the alarm event belonging to the first priority range in at least one alarm event is suppressed;In the case where second control operation is received, the alarm prompt tone corresponding to the alarm event belonging to the second priority range in at least one alarm event is suppressed;First control operation and second control operation are received based on the control object corresponding to medical equipment.The technical scheme provided by the present application, for different priority alarm events, different control operations are used for suppression, reduce the situation that other priority alarm sound is mis-suppressed, improve the security of medical equipment in alarm sound control aspect.

A server can receive a request from a creator of a message to share one or more rights of the creator of the message with a user referenced in the message. The server can send a notification about the one or more rights to the user referenced in the message, where the one or more rights may specify at least one of: whether the user is to receive feedback notifications of feedback related to the message, whether the user is to control visibility of feedback on the message by users, or whether the user is to control allowing feedback on the messages. The sever can then perform one or more operations related to the message based on the one or more rights accepted by the user.

Aspects of the present invention relate to a control system (200) for controlling a power system (400) of a vehicle (600), the power system (400) comprising at least one high voltage battery pack (410), at least one primary DC-DC converter (420,422), and at least one secondary DC-DC converter (424), the at least one high voltage battery pack (410) being electrically connected to a low voltage bus (460) via the at least one primary DC-DC converter (420,422), and selectively electrically connected via the at least one secondary DC-DC converter (424), the control system (200) comprising one or more processors (220) collectively configured to: receive load information indicative of a power supply requirement of the low voltage bus (460); determine, in dependence on the received load information, a control signal (260) for each of the DC-DC convertors (420,422,424), to control the at least one primary DC-DC converter (420,422) to supply power from the at least one high voltage battery pack (410) to the low voltage bus (460), and further control the at least one secondary DC-DC converter (424) to supply power from the at least one high voltage battery pack (410) to the low voltage bus (460) when the received load information is above a first load threshold; and output the control signal (260). Aspects of the invention also relate to a power system (400) comprising a control system (200), a vehicle comprising a power system (400) or a control system (200), and a method (500) for operating a control system (200) for controlling a power system (400) of a vehicle (600).

Technical solutions are described that provide in-flight virtual experiences for passengers onboard a commercial passenger vehicle. In some examples, the in-flight virtual experiences simulate real-life experiences that relate to the respective travels or journeys of the passengers. For example, the in-flight virtual experiences can simulate, in various extended reality (XR) forms (e.g., virtual reality (VR), augmented reality (AR), mixed reality (MR)), tourism attractions at journey destinations, vendor goods and services, and the like. The in-flight virtual experiences are provided via virtual experience applications implemented by an in-vehicle system, and multiple passengers can interact and collaborate in a combined session for a virtual experience application. Passengers can use the virtual experience applications to control aspects of the in-flight virtual experiences, and further to pre-configure, pre-arrange, or reserve aspects of corresponding real-life virtual experiences while the passengers are still in transit.

Aspects of the present disclosure describe systems, methods, and devices for automated vehicular control based on glare detected by an optical system of a vehicle. In some aspects, automated control includes controlling the operation of the vehicle itself, a vehicle subsystem, or a vehicle component based on a level of glare detected. According to some examples, controlling the operation of a vehicle includes instructing an automatically or manually operated vehicle to traverse a selected route based on levels of glare detected or expected along potentials routes to a destination. According to other examples, controlling operation of a vehicle subsystem or a vehicle component includes triggering automated responses by the subsystem or the component based on a level of glare detected or expected. In some additional aspects, glare data is shared between individual vehicles and with a remote data processing system for further analysis and action.

To provide a game machine improved in management of displaying a game medium number according to a game state.SOLUTION: A game machine includes, as game states, a first normal state, a second normal state, and an auxiliary game advantageous state having a higher advantageous degree related to an auxiliary game. A notification mode of notification means can be changed according to a virtual game medium number displayed on a game medium number display device. A first game state is more advantageous for a player in a control related to the auxiliary game than a second game state. The game machine includes game performance means which can execute a game mode performance according to the game state. When a complete error occurs in which a maximum acquisition game medium number exceeds a predetermined upper limit, resulting in a game impossible state, a notification of the complete error is enabled on the game performance means. The game medium number display device does not display an error code and maintains displaying a game medium number.SELECTED DRAWING: Figure 63

Aspects of the present invention relate to an automatic speed controller, an automatic speed control system, to a method for automatic speed control, and to a vehicle. The automatic speed comprises an input for receiving a road classification signal from a road classification module and a vehicle speed information signal from a speed information module, wherein the road classification signal comprises information relating to a road on which the vehicle may travel, and the vehicle speed information signal comprises a speed limit value for the road; an output for outputting a speed offset signal for use in setting a speed of the vehicle; a processor arranged to determine the speed offset signal comprising an offset value, in dependence on the road classification signal and the speed information signal.

This application provides a vehicle control method, device, and vehicle. In this method, a tire blowout is determined based on the vehicle's tire pressure, wheel speed, and IMU signals. Once a blowout is confirmed, stability control is applied to the vehicle based on its actual configuration, the location of the blown wheel, and the preset execution sequence of the vehicle stability control system. This method, based on multi-sensor fusion for blowout monitoring and the synergistic effect of multiple stability control systems, provides more comprehensive and accurate vehicle status information by complementing and verifying data from multiple sensors. This reduces the probability of false alarms and missed alarms, improving the accuracy and reliability of blowout identification. Adaptive control, through the coordinated action of multiple control systems, enables the vehicle to quickly return to a stable state after a blowout. This effectively addresses the shortcomings of traditional vehicle safety systems in tire blowout event identification and control, improving vehicle safety and stability.

Aspects of the invention relate to a speed control system for a vehicle comprising one or more processors collectively configured to: receive a signal indicative of a vehicle speed; receive a signal indicative of at least one vehicle body acceleration component; determine a first score; determine a second score; determine a permitted score range including the first score; determine whether the second score is within the permitted score range; if the second score is within the permitted score range, generate a vehicle acceleration request; and if the second score is not within the permitted score range, determine a third score being an endpoint of the permitted score range closest to the second score and generate a vehicle acceleration request. Further aspects of the invention relate to a corresponding system and vehicle comprising the speed control system, a corresponding method, and a computer-readable instructions arranged to perform the method.

The application provides a kind of multi-unmanned aerial vehicle system distributed formation control method, comprising: S1: the dynamics modeling of multi-unmanned aerial vehicle system is carried out, and the dynamics model of multi-unmanned aerial vehicle system is obtained;Desired trajectory of multi-unmanned aerial vehicle system is expressed geometrically, and formation control coordinate condition is set;Control target expression is constructed by dynamics model and formation control coordinate condition;S2: the formation control problem of control target expression is converted into state consistency problem by variable transformation, and improved control target expression is constructed;S3: the distributed formation controller based on smooth control is constructed by improved control target expression, and the motion of multi-unmanned aerial vehicle system is controlled by the distributed formation controller based on smooth control.The application adopts distributed control algorithm, solves the high load problem generally faced in communication and control of centralized control method, and greatly reduces control cost.

The invention relates to a heat-electricity coordinated control system, method and device for a combined cycle isolated network. The method comprises the steps that operation parameters of a fuel-steam generator set, a load system and a power distribution cabinet bus are collected; when it is judged that the operation parameters meet the event triggering conditions, thermal-electric double-time-scale decoupling coordination control is executed, and the operation modes of a steam turbine generator and a waste heat boiler are recognized; generating a first active instruction to adjust the power output of the gas turbine generator or the dual-fuel internal combustion engine generator; generating a second active instruction to adjust the power output of the steam turbine generator in the delay time; and comprehensively optimizing the first active instruction and the second active instruction to obtain a third active instruction, issuing the third active instruction to a control system of the generator set and the waste heat boiler, and switching an operation mode. The dynamic stability of the power grid can be effectively improved, and the complexity in the control aspect is reduced.

The present invention comprises a method for controlling a floor conveyor device for conveying a loaded or unloaded load carrier (16), having two controllable conveying units (12a, 12b) which can be moved independently of one another, wherein each conveying unit (12a, 12b) comprises: - a chassis, - at least one drive system (30) which drives at least one floor roller of the conveying unit (12a, 12b), - at least one carrying element (18) for supporting the load carrier (16), - a control system (1), and - a sensor system (25; 40-43) for detecting environmental parameters, which sensor system is coupled or connected to the control system (1), wherein each conveying unit (12a, 12b) can be moved relative to the respective other conveying unit (12a, 12b) and independently of the respective other conveying unit (12a, 12b) along any desired direction of travel, and the conveying units (12a, 12b) can interact in order to convey a load carrier (16), wherein the conveying units (12a, 12b) are coupled to one another in control terms in order to carry out synchronized movements, wherein a control system (1a) of the first conveying unit (12a) controls the first conveying unit (12a) and the second conveying unit (12b) so that both conveying units (12a, 12b) can carry out synchronized movements, wherein the control system (1b) of the second conveying unit (12b) takes over the control of the first conveying unit (12a) and the control of the second conveying unit (12b) if the sensor system (25; 42, 43) of the second conveying unit (12b) reports safety-relevant information and / or detects damage to a safety protection zone and / or if there is an emergency stop signal at the second conveying unit (12b).

The present application relates to a kind of water delivery cleaning techniques, specifically a kind of disc filter according to pressure difference to mechanical control of backwashing, including shell structure, filter core component and mechanical valve control mechanism, the inside hollow of shell structure, the lower portion of shell structure has water supply and drainage pipe group, water supply and drainage pipe group from the lower portion of shell structure into shell structure;Upper and lower parts of shell structure have drainage passage and blowdown passage respectively;Filter core component is set in shell structure, and mechanical valve control mechanism is used to open and close control of drainage passage and blowdown passage.Adopt mechanical valve control mechanism to automatically control the opening and closing of blowdown passage and drainage passage, replace original solenoid valve, on the one hand, in durability aspect can be guaranteed, on the other hand, in precision control aspect is also more accurate;And using mechanical structure control replaces solenoid valve, in manufacturing cost and maintenance cost are superior;Mechanical structure can adapt to complex water environment, and failure rate is lower compared to solenoid valve.

The application relates to the technical field of industrial equipment driving cooperative control methods, in particular to a multi-motor layered cooperative control method of a permanent magnet direct drive belt conveyor, a single-machine self-disturbance control + multi-machine layered cooperative control strategy is constructed, the core advantage of which lies in solving the cooperative control problem of the multi-motor system of the permanent magnet direct drive belt conveyor; meanwhile, aiming at the flexible connection characteristics of the long-distance conveying belt, the application introduces an electromechanical coupling model and time delay estimation, adopts a time delay feedforward + tension compensation compensation control strategy for the tail motor and the book total generation, compensates the tension wave and the transmission time delay, and effectively alleviates the speed lag and tension impact phenomenon in the operation process. In the aspect of anti-disturbance control, the single machine uses a sliding mode to enhance a nonlinear extended state observer SM-NLESO, considers the rapidity and overshoot suppression, can accurately estimate and compensate external disturbances such as parameter perturbation and sudden load, and significantly improves the robustness of the system.

Aspects of the present disclosure relate to self-heating electric motor control. In examples, a motor controller includes a normal control scheme and a heating control scheme, whereby the heating control scheme causes the electric motor to produce heat (in addition to or in the absence of mechanical operation of the electric motor). For example, if the electric motor has cooled below a minimum operating temperature, the heating control scheme is used to heat the electric motor prior to mechanical operation of the electric motor. As another example, the electric motor may approach or fall below a minimum operating temperature during operation, such that the heating control scheme is used to cause the electric motor to produce additional heat while in operation. Thus, the electric motor is heated as a result of the heating control scheme, as are one or more associated mechanical or electrical components.

Aspects of the subject technology relate to gaze-based control of electronic devices. The gaze-based control can include implementing an option for providing a user authorization upon determining that the user has viewed and / or read text associated with a request for authorization of the user. The gaze-based control can also include modifying a user interface or user interface element based on the user viewing and / or reading. The gaze-based control can be based on determining whether a user has viewed and / or read an electronic document and / or a physical document.

The invention relates to a communication method, a communication system, a communication apparatus, a communication device, a storage medium and a program product. According to the method, indication information is obtained, communication with AIoT is carried out according to the indication information, the indication information is determined according to a message sent by access network equipment or according to configuration information of intermediate equipment, and the indication information is used for indicating whether the intermediate equipment carries out state transition or not. According to the communication method, the access network equipment can indicate whether the intermediate equipment carries out state transition or not, or the intermediate equipment autonomously decides whether to carry out state transition or not, so that the method specifically provides a scheme that the access network equipment indicates or autonomously decides whether to carry out state transition or not when the intermediate equipment carries out relay communication; a specific design scheme in the aspect of state control of the intermediate equipment is given, and the communication quality of the Internet of Things communication system comprising the relay equipment can be improved to a certain extent.