12 results about "Mobile robot system" patented technology

Systems and methods are described for detecting changes at a location based on image data by a mobile robot. A system can instruct navigation of the mobile robot to a location. For example, the system can instruct navigation to the location as part of an inspection mission. The system can obtain input identifying a change detection. Based on the change detection and obtained image data associated with the location, the system can perform the change detection and detect a change associated with the location. For example, the system can perform the change detection based on one or more regions of interest of the obtained image data. Based on the detected change and a reference model, the system can determine presence of an anomaly condition in the obtained image data.

One variation of a system includes: a population of trays storing product units; a dispensing unit configured to dispense product units from the population of trays; a mobile robotic system; and a controller. The mobile robotic system includes: a receptacle configured to support a base and a first sidewall of a semi-rigid container transiently loaded in the receptacle at an angle; and a sidewall retainer configured to retain a second sidewall of the semi-rigid container. The controller is configured to: trigger the mobile robotic system to navigate to a dispensing unit loaded with a tray transiently storing product units of a product type specified in an order; trigger the mobile robotic system to maneuver the receptacle to locate the semi-rigid container to receive the product unit at a target position; and trigger the dispensing unit to dispense the product unit into the semi-rigid container.

Systems and methods for generating safety zones for a mobile robot are described. These systems and methods may include receiving information about a cart or attachment to be used on the mobile robot, such as the cart's size and the number of supports. Furthermore, the systems and methods may include generating safety zones based on the type of mobile robot and the information about the cart or attachment. Finally, the systems and methods may include operating the mobile robot based on the safety zone, such that if an object is detected within the safety zone, a controlled stop of the mobile robot is triggered.

The application discloses a kind of mobile robot predefined time obstacle avoidance tracking control method and system, method includes: the mobile robot control model with unknown nonlinear dynamics and external disturbance is constructed;Establish artificial potential field function containing minimum safety distance and obstacle avoidance detection range;Unknown nonlinear dynamics in the control model is approximated using fuzzy logic system, and system coordinate transformation is given, on this basis, establish Lyapunov function;Under the framework of backstepping recursion method, combined with dynamic surface control technology, construct predefined time filter;Design the adaptive law of mobile robot and predefined time obstacle avoidance controller.The present application is aimed at the problems such as unconstrained convergence time, difficult to balance obstacle avoidance and tracking of existing method, design predefined time filter and obstacle avoidance controller, with the improved artificial potential field function containing key parameters, dynamically adjust control parameters through adaptive law, realize the predefined time convergence of mobile robot system, collision-free accurate tracking.

Systems and methods for creating safe zones at a facility using mobile robots are provided. In one form, the system may include a facility having a path and a guidance system for facilitating movement along the path, and a mobile robot configured to move along the path. Each mobile robot may include a mobility system for each mobile robot to move along the path and an extendable and retractable member for engaging supports of adjacent paths. The system may further include a support with a receiving portion that receives the extendable and retractable member of the mobile robot. In this system, a blocking position may be defined, wherein the receiving portion has received the extendable and retractable member of the mobile robot, thereby restricting the movement of the mobile robot and preventing other mobile robots from passing along the path occupied by the mobile robot at the blocking position.

The application discloses a kind of multi-wheel mobile robot modularization formation collision avoidance control system and method, including online regulator module and trajectory tracking controller module.First, a plurality of virtual intelligent agents are constructed in online regulator module, and formation collision avoidance reference trajectory satisfying the requirements of wheeled mobile robot system is generated;Then, the trajectory tracking controller module of wheeled mobile robot is designed, so that it accurately tracks formation collision avoidance reference trajectory, to realize formation collision avoidance control.The system and method of the application can perform formation collision avoidance task without changing the controller of wheeled mobile robot, enhance the generality and convenience of design, is the expansion of prior art method, and is also a kind of prediction to possible application direction of future multi-wheel mobile robot system.

The application belongs to the technical field of water tank structure, and provides a water tank, a mobile robot and a mobile robot system. The water tank comprises a tank body and a cover body, the tank body is connected with the cover body to form a water storage cavity, the water tank is provided with a water injection hole, an air outlet channel and a water outlet hole, a one-way valve is assembled at one end of the water injection hole in the water storage cavity, the one-way valve is used for allowing liquid to be injected into the water storage cavity from outside and preventing the liquid from flowing out reversely, the water outlet hole is used for discharging the liquid in the water storage cavity, and the passage opening of the air outlet channel in the water storage cavity is higher than the maximum water injection level of the water storage cavity. The tank body and the cover body are connected to form the water storage cavity, the injection of the liquid is realized through the water injection hole provided with the one-way valve, and the liquid can be prevented from flowing out reversely, the passage opening of the air outlet channel in the water storage cavity is higher than the maximum water injection level of the water storage cavity, so that the inside of the water storage cavity is communicated with the outside, the smooth inflow and outflow of the liquid are ensured, the water outlet hole can discharge the liquid in the water storage cavity, and other water drainage structural members are not needed, and the structure is simple.

The application relates to a pose determination method and device, a mobile robot, a system and a medium. The method is applied to a mobile robot, the mobile robot is located in a queue, the queue comprises at least two mobile robots, a target mobile robot in a region of interest is identified based on a sensing device set by the mobile robot, a historical measurement relative pose parameter between the mobile robot and the target mobile robot at a previous time and an actual relative motion speed corresponding to the historical measurement relative pose parameter are obtained, an estimated relative pose parameter at a current time is calculated based on the historical measurement relative pose parameter, the actual relative motion speed and a time difference, a current measurement relative pose parameter determined by the sensing device at the current time is obtained, and an actual relative pose parameter between the mobile robot and the target mobile robot at the current time is determined based on the current measurement relative pose parameter and the estimated relative pose parameter. The application realizes determination of relative poses between mobile robots in a queue, and improves the safety of walking of the mobile robots.

One variation of a system includes: a population of trays storing product units; a dispensing unit configured to dispense product units from the population of trays; a mobile robotic system; and a controller. The mobile robotic system includes: a receptacle configured to support a base and a first sidewall of a semi-rigid container transiently loaded in the receptacle at an angle; and a sidewall retainer configured to retain a second sidewall of the semi-rigid container. The controller is configured to: trigger the mobile robotic system to navigate to a dispensing unit loaded with a tray transiently storing product units of a product type specified in an order; trigger the mobile robotic system to maneuver the receptacle to locate the semi-rigid container to receive the product unit at a target position; and trigger the dispensing unit to dispense the product unit into the semi-rigid container.

The application provides a transformer substation high-voltage switch cabinet switching operation robot system and belongs to the technical field of robots.In the process of executing the switching operation of the switch cabinet, the dispatching instruction of the main control room is transmitted remotely based on the WebSocket communication protocol by integrating ChatGPT, the mobile robot system moves to the specified switch cabinet through a path planning algorithm, the state of the switch cabinet is identified through an improved YOLOv8 algorithm, and the vehicle-mounted unmanned aerial vehicle is used to verify that the grounding knife switch has been completely disconnected and the switch cabinet has met the switching conditions.The center pose of the operation hole is positioned based on a feature constraint ellipse detection algorithm, and a six-degree-of-freedom mechanical arm is controlled by using a cubic B-spline combined with an improved sparrow search algorithm to execute the switching operation in the optimal trajectory in terms of time, and the robot system is used to replace manual operation to execute the potentially dangerous task according to the standardized switching operation process of the transformer substation, so that the safety risk of the staff is reduced.

This invention discloses a modular mobile robot system and its control method based on master-slave collaboration, belonging to the fields of intelligent robots and mobile charging technology. The system aims to solve the problems of insufficient battery life and lack of autonomous mobile interaction capabilities in existing mobile terminals. The system includes an intelligent mobile terminal as the master device, an intelligent mobile chassis as the slave device, and a support assembly connecting the two. The three components form a master-slave collaborative architecture through a hybrid magneto-electric interface and wireless communication: the intelligent mobile terminal is responsible for advanced decision-making and visual processing, the intelligent mobile chassis is responsible for autonomous mobile navigation and multi-degree-of-freedom pose adjustment, and the support assembly is responsible for physically connecting the intelligent mobile terminal and charging it. This invention also provides multiple control methods based on this system, including a follow-charging mode, a follow-talking mode, a follow-shooting mode, and a mobile monitoring mode. The system can autonomously plan paths and adjust the terminal's posture according to user commands or environmental perception information, realizing functions such as mobile charging, intelligent following, dynamic shooting, and remote monitoring, greatly expanding the application scenarios and interactive experience of intelligent terminals.