1461 results about "Elevator control" patented technology

The invention discloses an elevator control system based on artificial intelligence, which belongs to the technical field of elevator control, and comprises a plurality of layers of architectures such as data acquisition, transmission, processing, intelligent decision, execution control and the like. The data acquisition layer collects multi-source data through a car inside and outside and operation state sensor group; the data processing layer provides support for intelligent decision-making through preprocessing, analysis mining and model training optimization. An elevator dispatching module of the intelligent decision-making layer carries out peak dynamic zoning and flat peak energy-saving dispatching according to information such as passenger flow; the safety protection module monitors and processes hidden dangers in real time; the personalized service module provides customized services based on passenger behaviors and demands. And driving of the control layer, a door machine and a car environment control system are executed, and stable lifting of the car, safe operation of a door and intelligent environment adjustment are achieved correspondingly. Experiments show that the system can remarkably improve the elevator operation efficiency, safety and passenger satisfaction and reduce energy consumption, and has important application value.

The invention discloses an elevator taking optimization system and method based on artificial intelligence, and relates to an intelligent elevator control technology combining multi-mode perception, prediction model dynamic adjustment and reinforcement learning scheduling strategies. The method comprises the steps that firstly, elevator running states, environment information and passenger behavior data are collected through multiple types of sensors, and multi-modal scene perception vectors are generated; and secondly, elevator loads and floor requirements are predicted in real time through a dynamically-adjusted prediction model, the reward function weight in reinforcement learning is adjusted in a self-adaptive mode on the basis, and accurate response and intelligent scheduling of different scenes are achieved. The system forms a perception-prediction-scheduling closed loop, significantly reduces the waiting time of passengers through multi-objective optimization, reduces the energy consumption, and improves the safety and emergency processing capability. The method is suitable for various high-rise building elevator group control systems, and has high intelligence, flexibility and wide application value.

The invention relates to the technical field of elevator control and fault diagnosis, and discloses an elevator inverter fault pre-diagnosis and fault-tolerant control system and method based on digital twinning, and the system comprises a high-fidelity digital twinning body building module which is used for building a digital twinning body of an elevator inverter, the digital twin integrates an electric-thermal-stress coupling model, a device-level aging model, a parasitic parameter influence model and a driving circuit and protection logic model; wherein the electric-thermal-stress coupling model is used for simulating loss, junction temperature fluctuation and thermal stress circulation of a power device, and the device-level aging model is used for representing a time-varying degradation rule of device parameters. Through deep fusion of a digital twin technology, fault diagnosis and fault-tolerant control, a closed-loop system of'perception-pre-diagnosis-decision-control 'is constructed, the safety, reliability and economical efficiency of the elevator inverter are comprehensively improved, and the method has important significance in promoting transformation of the elevator industry to intelligent and unmanned maintenance.

To provide an elevator cooperative control device and others that can suppress a decrease in operation efficiency of autonomous movable bodies even if registered calling is cancelled, and thereby can assist efficient operation of the autonomous movable bodies.SOLUTION: A cooperative control device 200 comprises a call registration request unit 241 transmits, to an elevator control device 100, a boarding floor entrance call registration request and a getting-off floor car call registration request in response to a vehicle allocation request from an autonomous movable body 20. The elevator control device 100: registers the entrance call to the boarding floor in response to the entrance call registration request; registers a car call to the getting-off floor with respect to a response car being a car responding to the entrance call in response to the car call registration request; and when preset cancellation conditions are met, cancels the car call; and when the car call registered in the response car is cancelled, transmits a car call cancellation notice. When receiving the car call cancellation notice, the call registration request unit 241 transmits, to the elevator control device 100, a re-registration request for a car call to the getting-off floor.SELECTED DRAWING: Figure 4

An elevator control device is provided with a cooling fan, a component to be cooled that is used for drive control of a hoisting machine and is cooled by the cooling fan, a temperature sensor for measuring the temperature of the component to be cooled, and a control device for controlling the entire elevator apparatus. The control device includes a control unit and a cooling effect diagnosis unit. The control unit drives and controls the hoisting machine to perform a normal operation and an efficient heat generation operation in which the component to be cooled is heated to a temperature higher than the temperature during the normal operation for the diagnosis. The cooling effect diagnosis unit diagnoses the cooling effect of the component to be cooled on the basis of the temperature measurement value obtained from the temperature sensor during the efficient heat generation operation.

The invention discloses an elevator energy-saving control system based on a conversion module, which relates to the field of elevator control and comprises a battery module, the conversion module and an energy-saving control module, the battery module is connected with at least one elevator; the AC side of the conversion module is connected with commercial power, and the DC side of the conversion module is connected with the battery module; the energy-saving control module is connected with the battery module, and the energy-saving control module is in communication connection with the battery module and the conversion module. The stable operation of the elevator is guaranteed, the electricity utilization economical efficiency of the elevator is effectively improved, and the electricity utilization cost is reduced.

The invention discloses an elevator control system with an electricity-saving quantity calculation function, which relates to the field of elevator control and comprises an energy-saving control module, a first electric energy sampling module, a second electric energy sampling module, a third electric energy sampling module, a fourth electric energy sampling module, a fifth electric energy sampling module, a battery module, a conversion module and an auxiliary power supply module, the mains supply and the battery module are used for supplying power to the auxiliary power supply module, the auxiliary power supply module supplies power to the energy-saving control module and the conversion module, the alternating-current side of the conversion module is connected with the second electric energy sampling module connected with the mains supply, and the direct-current side of the conversion module is connected with the battery module; the third electric energy sampling module is arranged between the joint of the conversion module and the battery module and the battery module, the fifth electric energy sampling module is arranged between the joint of the conversion module and the battery module and each elevator, and the fourth electric energy sampling module is arranged between each elevator and the mains supply; the first electric energy sampling module is arranged between the auxiliary power supply module and the commercial power. According to the invention, the saved total electric quantity can be calculated.

The invention discloses an elevator operation fault early warning method and system, relates to the technical field of intelligent elevator control, and aims to improve the operation safety and fault response capability of an elevator in a potential abnormal state. By constructing a load critical drift test working condition, a sudden non-vertical stress test working condition and a weak power supply fluctuation interference test working condition, abnormal behaviors which are difficult to appear but have potential safety hazards in the normal operation process of an elevator are induced; the method comprises the following steps: acquiring operation data under various working conditions, respectively calculating a drift overload response coefficient, a guide rail non-vertical interference coefficient and a power supply induced instability coefficient, respectively comparing the coefficients with preset thresholds, and judging whether operation faults such as brake response mismatching, asynchronous action of safety tongs and door lock control interference exist or not; and if the judgment result is abnormal, a targeted strategy is automatically generated and early warning is given out. According to the method, active recognition and classified response of elevator faults can be achieved, and the maintenance efficiency and the operation reliability are effectively improved.

The robot comprises a mechanical arm, at least two visual sensors and an elevator taking control unit, and the mechanical arm is configured to move to a preset range around a target elevator key under the control of the elevator taking control unit and execute pressing operation on the target elevator key; the at least two visual sensors are configured to acquire images of one or more of an elevator door area, an elevator floor display area, an elevator ascending and descending display area and an elevator key panel area, and provide the acquired images to the elevator taking control unit; the elevator taking control unit is configured to recognize one or more of the elevator door opening and closing state, the elevator floor, the elevator ascending and descending state, elevator key numbers, elevator key symbols and the state that elevator keys are pressed down or not pressed down on the basis of images provided for the elevator taking control unit by the at least two visual sensors. And the mechanical arm is controlled to press the target elevator key or the robot is controlled to enter and exit from the elevator car based on the recognition result.

An elevator control method and device, an elevator, a readable storage medium and a program product. The elevator (100) comprises a motor (20) and a car (30), the motor (20) being connected to the car (30). The method comprises: acquiring the moving speed of the car (30), the moving speed being positively correlated with the rotation speed of the motor (20); and in response to an elevator braking scenario, when the moving speed is less than or equal to a preset short winding braking threshold, starting a short winding braking function to brake the car (30), the short winding braking function being configured to be started when three phases of the motor (20) are short-circuited. Therefore, when the elevator needs to be braked and the moving speed of the car (30) is less than or equal to the preset short winding braking threshold, the three phases of the motor (20) can be short-circuited, so as to start the short winding braking function for braking, and avoid excessive loss of a brake pad of a brake (50). Meanwhile, because the short winding braking function is started only when the moving speed is smaller than or equal to the preset short winding braking threshold, long-time operation of the short winding braking function can be avoided, thereby ensuring as much as possible normal operation of devices used for achieving the short winding braking function.

The invention provides an elevator hall door lock fault detection method, device and system, and belongs to the technical field of elevator control. Comprising the following steps: S1, constructing an elevator hall door lock fault detection data set; s2, preprocessing the data and then extracting features; s3, constructing a fault detection model based on the features extracted in the step S2, and performing model training by using a cross entropy loss function to ensure that the model can accurately classify different fault states; s4, the model is trained based on dynamic learning rate adjustment and self-adaptive reweighting; and S5, deploying and using the model. Electrical signals and mechanical vibration signals of the elevator hall door lock are collected through the high-precision voltage and current sensor and the vibration sensor, fault detection and early warning operation are completed through the constructed fault detection model based on the deep neural network, adaptability to complex fault scenes is better, and detection accuracy and reliability are improved.

The invention discloses an elevator dispatching method and device based on passenger number perception and a medium, and relates to the technical field of elevator control. The method comprises the steps that a button on a floor elevator calling panel is triggered in response to a passenger, so that a face image of an operator is captured through preset image collecting equipment; the passengers are prompted to input the number of elevator passengers in the same row, and an elevator waiting queue is constructed; calculating the residual available load of each elevator, and comparing the residual available load with the predicted load increment to obtain a candidate elevator set with feasible load; selecting an optimal elevator from the candidate elevator set by using a preset multi-target scheduling algorithm, and running the optimal elevator to the floor where the passenger is located; and after the passengers successfully climb the elevator, the actual elevator climbing condition of the optimal elevator is obtained, and the state of the elevator waiting queue is updated. By sensing the number of the waiting passengers in real time and calculating the optimal elevator scheduling based on the multi-target scheduling algorithm, the elevator running efficiency is remarkably improved, and the waiting time of the passengers is shortened.

The present invention pertains to an advanced traction control system designed to enhance the performance of traction elevators. This system integrates multiple components and a novel S-curve algorithm to optimize acceleration and deceleration profiles, ensuring smooth transitions and improved ride quality. Key components include a central controller, motor room board, hall panel controllers, and a car panel controller. The system supports high-speed applications, accommodating speeds up to 1400 feet per minute. The S-curve routine is divided into acceleration, constant speed, and deceleration phases, with digital speed commands transmitted via a serial communication link to the motor drive every 10 milliseconds. This precise control reduces mechanical wear and enhances passenger comfort. The system can adapt to various speed profiles, including normal, short, inspection, and emergency power modes, ensuring optimal performance under different conditions. This invention significantly improves the efficiency, safety, and durability of traction elevator systems.

The utility model relates to the technical field of elevator control equipment, and discloses elevator control equipment convenient to install, which comprises an installation frame, a circulating water pipe, connecting pipes, a threaded groove, a threaded pipe, a transmission pipe and an elevator controller, the circulating water pipe is fixedly installed in the installation frame, and the connecting pipes are fixedly installed at the two ends of the circulating water pipe. The device has the advantages that the circulating water pipe, the connecting pipes, the threaded grooves, the threaded pipes and the conveying pipe are matched, the threaded grooves and the threaded pipes facilitate mounting and dismounting of the conveying pipe, condensate can be conveyed into the circulating water pipe through the conveying pipe, the condensate can be conveyed into the circulating water pipe through the conveying pipe, and therefore the condensate can be conveyed into the circulating water pipe through the conveying pipe; and the circulating water pipe drives condensate to sequentially flow in the mounting frame to cool the surface of the elevator controller, so that the elevator controller runs more stably, the service life of the elevator controller is prolonged, and the practicability of the elevator controller is improved.

The invention relates to the technical field of elevator control, and discloses an elevator task control method and system based on medical logistics robot scheduling. The method comprises the steps that according to a dispatching task of a medical logistics robot, the robot position and electric quantity information of an available medical logistics robot, a dispatching task to be executed, the floor where an elevator of an available elevator is located, the running direction, whether the elevator is fully loaded or not and the floor where the elevator needs to stop are recognized, and a distribution combination is constructed; an evaluation function is constructed according to the robot path length of each scheduling task in the distribution combination and the time of taking the corresponding available elevator, and a target medical logistics robot and a target available elevator are obtained through scheduling optimization based on the evaluation function; constructing a target control signal according to the target medical logistics robot and the target available elevator; and a scheduling path of the target medical logistics robot is generated, and elevator task control is conducted on the target available elevator according to the scheduling path and the target control signal. The accuracy of elevator task control can be improved.

The invention relates to an elevator group control system scheduling method based on improved YOLOv10, and belongs to the technical field of intelligent elevator control and computer vision crossing. The elevator group control system scheduling method comprises the following steps that S1, pedestrian images of indoor elevator corridor scenes are collected, and a training set and a test set are constructed; s2, the YOLOv10 network is improved; s3, training the improved YOLOv10 network by using the training set to obtain a pedestrian detection model, and testing by using the test set; s4, the trained pedestrian detection model is used for actual pedestrian detection in the elevator floor; and S5, counting the number of pedestrians on each floor according to a detection result, and dynamically adjusting an elevator scheduling strategy according to the distribution of the number of pedestrians on high and low floors. According to the method, the detection capability of the network on the shielded pedestrians is enhanced, the pedestrian detection precision is improved, and the operation efficiency of the elevator and the riding experience of passengers are remarkably improved.

The embodiment of the invention discloses an elevator control method, an elevator control device and a storage medium, and belongs to the technical field of elevators. In the embodiment of the invention, before the elevator is put into operation, the floor data of each floor and the initial transmission ratio between the traction wheel and the friction wheel of the encoder are recorded; after the elevator is put into operation, the current transmission ratio between the traction wheel and the friction wheel of the encoder is determined based on the target pulse number of the guide wheel and the pulse line number of the encoder, and the real-time transmission ratio is obtained by updating the current transmission ratio; the floor data of each floor is updated through the real-time transmission ratio and the initial transmission ratio, and even if the friction wheel of the encoder of the elevator is abraded, the floor data of each floor can be accurately obtained; and elevator leveling control is carried out by using the updated floor data, so that the elevator can be prevented from underleveling or over-leveling, and normal operation of the elevator is ensured.

The invention discloses an elevator control cabinet monitoring method based on visible light and infrared image fusion, which comprises the following steps: acquiring and optimizing an initial elevator control cabinet image to obtain an optimized elevator control cabinet image; registering the visible light camera and the infrared camera to obtain a camera extrinsic parameter matrix; acquiring an elevator control cabinet component data set, and constructing a target detection network model based on the elevator control cabinet component data set; the optimized elevator control cabinet image is input into a target detection network model, the position of a visible light elevator control cabinet component is obtained, the position of the elevator control cabinet component is mapped to an elevator control cabinet infrared image through a camera external parameter matrix, and the temperature of the corresponding elevator control cabinet component is calculated based on the infrared image; and temperature matching and real-time monitoring of elevator control cabinet components are realized. Abnormity of the elevator control cabinet can be found in time, and safe operation of an elevator is guaranteed.

To provide an elevator control device that improves operational efficiency.SOLUTION: An elevator control device according to an embodiment comprises: multiple destination floor display units that each display a destination floor of a car that moves in hoistway; a door open display unit that displays instructions for opening a door of the car; multiple destination floor sensor units that are provided in association with the multiple destination floor display units and detect in a non-contact manner the operation on the predetermined destination floor display unit by a user; a door open sensor unit that is provided in association with the door open display unit and detects in a non-contact manner the operation on the door open display unit by the user; an operation panel that is provided with the multiple destination floor display units and the door open sensor unit; and a control unit that causes an output unit to output warning when one or more destination floor sensor units of the multiple destination floor sensor units and the door open sensor unit are detected almost simultaneously and when the detected state lasts for a first threshold time.SELECTED DRAWING: Figure 2

To prevent an autonomous moving body from interfering with work, etc., and from being damaged due to falling over of an autonomous moving body during controlled operation performed in an emergency.SOLUTION: An elevator control device according to an embodiment controls an elevator in which an autonomous moving body that can move autonomously can ride, and is equipped with a control unit that, when the occurrence of an emergency is detected, controls the autonomous moving body riding in the car to execute a predetermined operation, and executes a controlled operation of the car in response to the emergency.SELECTED DRAWING: Figure 2

A new energy elevator belongs to the technical field of elevators, and includes an elevator control device and an elevator power supply system. The elevator power supply system includes a photovoltaic power supply device, a power switching circuit system, a mains power supply, a power supply output controller, a first storage battery, and a second storage battery; the power switching circuit system includes a first power switching switch, a second power switching switch, and a third power switching switch connected and controlled by the power supply output controller, and the connection end of the first power switching switch is connected to the photovoltaic power supply device, the first storage battery, and the second storage battery; the connection end of the second power switching switch is connected to the third power switching switch, the first storage battery, and the second storage battery; the connection end of the third power switching switch is connected to the elevator control device and the mains power supply. The elevator power supply system integrates photovoltaic power supply, dual battery energy storage, and intelligent switching technology, which not only improves the reliability and energy efficiency of the elevator power supply, but also reduces the dependence on the mains power supply, and can ensure the green and low-carbon operation of the elevator.

A mobile object control system is provided that can suppress the disruption of the actions of a user waiting for an elevator by an autonomous mobile object. [Solution] The mobile body control system includes an elevator control device that controls the operation of cars and assigns cars to destination floor calls registered by users, a mobile body control unit that controls the operation of the mobile body and makes the mobile body wait in a possible waiting area until the car that the mobile body is to board arrives, and an area identification unit that identifies a candidate waiting area within the possible waiting area where the number of users staying per unit area is equal to or less than a preset reference density based on information about the allocation status of cars to destination floor calls by the elevator control device. The mobile body control unit makes the mobile body wait in an area selected from the candidate waiting areas identified by the area identification unit.

The invention discloses an elevator flat layer returning control method, an elevator control device and an elevator system. The method comprises the steps that in response to the fact that an elevator car accidentally moves, a control signal consistent with a door area signal in state is generated based on the door area signal, the control signal with the current state being invalid is converted to be valid, a reset signal is generated, and a new control signal and a new reset signal are output to a safety control panel; acquiring a first safety control signal generated by the safety control panel in response to the new control signal and the reset signal; and based on the new control signal and the first safety control signal, it is determined that the elevator return-to-flat layer is executed. According to the scheme, the reliability of elevator flat layer returning control can be improved.

The embodiment of the invention provides a method and device for stably controlling an airplane in the auxiliary landing process, computer equipment and a medium, and the method comprises the following steps: judging whether the airplane is in a gliding stage, if so, activating a gliding stage control law, and if not, controlling the airplane to stably control the airplane through the gliding stage control law. The aircraft is controlled through the elevator centering instruction and the horizontal stabilizer automatic trimming instruction until the aircraft quits the gliding stage, and the gliding stage control law is quitted; if the aircraft enters the pull-up stage from the glide stage, activating the leveling stage control law, generating an elevator control instruction based on the steering column displacement and the steering column displacement nonlinear gain through the leveling stage control law, generating a rudder control instruction based on the pedal displacement signal and the pedal displacement nonlinear gain, and controlling the elevator control instruction and the rudder control instruction according to the pedal displacement signal and the pedal displacement nonlinear gain. And controlling the aircraft through the elevator control instruction and the rudder control instruction until the aircraft is grounded. According to the scheme, the landing quality and safety are improved through the staged aircraft auxiliary landing control law.

The invention discloses an elevator control reminding and fault self-diagnosis method and system, and the method comprises the steps: installing acceleration, temperature, pressure and displacement sensors at preset parts of an elevator car, a motor, a steel wire rope and a door system, and collecting operation data in real time. Performing data preprocessing, cleaning wrong data, normalizing and extracting key feature parameters; and then, a state evaluation model constructed based on historical data and expert experience is used for judging the running state of the elevator, and normal, early warning and fault grades are divided. According to an evaluation result, the system executes corresponding control reminding operation, a fault diagnosis program is started when a fault occurs, fault types and reasons are accurately positioned, and part of faults can be self-repaired. Meanwhile, diagnosis and processing conditions are fed back, and a fault database is updated. The elevator running safety and reliability are remarkably improved, the maintenance cost is reduced, and the safety of elevator passengers is guaranteed.

The invention provides a fixed horizontal tail type fly-by-wire aircraft leveling control law design method, which comprises the following steps of: when an aircraft meets a condition of entering a leveling control law, recording a flight control law integral channel instruction ELNMINT at a triggering moment; generating an elevator control command component ELFLAREFWD through a forward command shaping module based on the joystick displacement signal; the method comprises the following steps: introducing an integral channel instruction ELNMINT into a leveling control law, and obtaining a bias instruction component ELFLAREOFFSET under the leveling control law after the integral channel instruction ELNMINT passes through an instruction amplitude limiting module; subtracting the bias instruction ELFLAREOFFSET from the integral channel instruction ELNMINT to obtain an instruction initial value ELFLAREFADER0 which needs to be faded during instruction transition; after the instruction initial value ELFLAREFADER 0 passes through a desalting device module, a real-time control surface control instruction component ELFLAREFADER is formed; and an elevator control instruction ELCMD under the leveling control law is obtained. According to the method, the switching transient state can be reduced by introducing the flight control law integral channel instruction component into the leveling control law, and the method has remarkable advantages in the aspects of improving the flight safety, optimizing the flight quality, enhancing the system flexibility, improving the automation level and the like.

The invention relates to the technical field of hoister control, and discloses a self-adaptive parameter adjustment hoister control method which comprises the following steps: collecting running state data of a hoister; constructing a loss function of model parameters in the elevator intelligent control model based on the training data set, and performing optimization solution on the loss function; and the elevator intelligent control model is used for receiving elevator operation state data, elevator control strategy optimization is carried out, a multi-section frequency converter parameter adjustment result is obtained, and frequency converter parameter setting is covered. According to the method, state time sequence information feature extraction is carried out by combining elevator operation state data at adjacent operation moments, parameter mapping and parameter adjustment probability calculation are carried out on current frequency converter parameter setting, the larger the frequency switching amplitude is, the larger the parameter adjustment probability is, the loss of the frequency converter in the elevator is reduced, and the reliability of the elevator is improved. And the frequency converter parameter adjustment result with the parameter adjustment probability higher than a preset threshold value is reserved, and self-adaptive parameter adjustment of the frequency converter in the elevator is achieved.

To provide an elevator control device capable of switching an operation mode of an elevator from an inspection mode to a normal mode at an appropriate timing after finishing inspection work of the elevator.SOLUTION: An elevator control device according to an embodiment comprises a mode switching unit that, when an operation mode of an elevator is set to an inspection mode, switches the operation mode of the elevator to a normal mode in response to the recognition of the fact that an operator who performs inspection work moves outside a hoistway after detecting that the operation for switching the operation mode from the inspection mode to the normal mode is performed in the hoistway of the elevator.SELECTED DRAWING: Figure 1

According to an aspect, there is provided an elevator system comprising an elevator car (100) configured to move in an elevator shaft (200) comprising at least a bottom landing and an elevator pit (216), and an elevator controller (102) configured to move the elevator car (100) into a predetermined service access level in the elevator shaft (200) in response to a received service access call. The elevator car (100) comprises an at least partially openable service access floor (202) to provide access to the elevator pit (216) through the openable service access floor (202). The service access floor (202) in its opened state is configured to provide a refuge space (218) at least partially inside the elevator car (100) for a person in the elevator pit (216) when the elevator car (100) is at the predetermined service access level (212).

To provide an elevator control device allowing a wheel chair user and a stroller user to easily use the elevator even if the elevator is crowded.SOLUTION: An elevator control device according to one embodiment is capable of autonomous driving, is communicably connected to a movable body having a movable body output device, and comprises a determination unit and a coordination information processing unit. The determination unit determines whether or not there is an available space for priority passengers to board in a car when the determination unit detects the opening of a car door at the floor where a landing call is generated in response to the landing call generated at a prescribed floor by the operation of the priority user who is a wheelchair user or a stroller user. The coordination information processing unit outputs alighting enhancement information from the movable body output device to the users in the car to enhance the alighting when the coordination information processing unit determines that there is no available space for boarding of the priority passengers in the car.SELECTED DRAWING: Figure 2