1129 results about "Elevator control system" patented technology

An elevator control system (24) provides elevator dispatch and door control based on passenger data received from a video monitoring system. The video monitoring system includes a video processor (16) connected to receive video input from at least one video camera (12). The video processor (16) tracks objects located within the field of view of the video camera, and calculates passenger data parameters associated with each tracked object. The elevator controller (24) provides elevator dispatch (26), door control (28), and security functions (30) based in part on passenger data provided by the video processor (16). The security functions may also be based in part on data from access control systems (14).

An intelligent elevator control system comprises an elevator controller, a central processing platform and a remote server. The central processing platform is installed in an elevator cage and connected with the elevator controller and the remote server. The central processing platform is used for providing an operation interface for an elevator riding user or directly recognizing the elevator riding authority of the elevator riding user. The central processing platform judges whether the user has the elevator riding authority according to the operation of the user or the automatic recognition result and through the combination of the identity information, stored in the remote server, of the elevator riding user and controls the elevator controller correspondingly. The elevator controller controls the elevator cage to run. The elevator riding authority of the user is managed, and the user can conveniently ride an elevator through wireless identity recognition measures; for the cloud service network information of the user, precise video advertisements can be automatically pushed to the user and property community public information can be automatically broadcasted to the user; the requirements for vision and information are met when the user rides the elevator.

The invention discloses an elevator remote monitor system and method based on wireless network. The system includes: an elevator data field collection device independent with an elevator control system, a monitor platform and a monitor terminal, the elevator data field collection device is composed of a carriage top data collection device and a control board data collector which are communicated with each other. The method includes: the monitor terminal sends a request to the monitor platform for acquiring the elevator data; the monitor platform sends the request to the elevator data field collection device through the wireless communication network; the elevator data field collection device sends the elevator field data to the monitor platform through the wireless communication network; the monitor platform sends data to the monitor terminal through internet; when the elevator breaks down, the monitor platform sends data to the monitor terminal and the hand-held or vehicle-mounted interface device. The field data of the elevator can be directly acquired on internet according to the invention, thereby the remote monitor and management of the elevator are realized, without the limitation of the field wiring and elevator space position.

An automated elevator control system using facial recognition, comprising an elevator car, a facial image database comprising facial image data of authorized passengers and corresponding authorized floor destination data for each such passenger, a facial recognition program capable of comparing a facial image stored in the facial image database to video data output from an imaging device, and an imaging device capable of outputting video data. The system is capable of recognizing the elevator passenger's face in a field of view of the imaging device, capturing the elevator passenger's facial image using video data output from the imaging device, and comparing the captured facial image to pre-registered facial image data. Upon determining a match between the captured facial image and a stored facial image, the system is capable of sending a signal to the elevator control system to move the elevator car to the elevator passenger's authorized floor destination.

The present invention provides an elevator position compensation system which minimizing the re-leveling of an elevator car in an elevator shaft. The elevator car is suspended in the shaft by an elevator cable system and elevator motor, wherein the elevator position compensation system comprises an elevator load sensor device for determining the weight of the elevator car, and generating a load signal indicative of the determined weight. An elevator position sensor determines the position of the elevator car in the elevator shaft and generates a position signal indicative of the determined elevator car position. An elevator control system receives the load signal and the position signal, which is processed by the control system in order to calculate a change in the cable system length associated with a load change within the elevator car, and wherein the calculated change in the cable system length is compensated by the elevator motor.

A utility control system governs provision of genuine on-demand lighting, as well other utilities as in heating, ventilation and air conditioning (“HVAC”) in territories of a building in accordance with occupant demand. In lighting control, the present invention enacts on-demand illumination anterior to the occupant entering a normally dimmed / unlighted territory; lighting is provided immediately anterior to occupant entry into an oncoming territory. As the occupant leaves each territory, lighting provision is suspended / terminated in that territory for energy conservation. Signals and commands received by the utility control system from a plurality of override switches, interactive sensors and occupancy sensors within each monitored territory, as well as the control units of an elevator control system (“ECS”), a Building Management System (“BMS”) and a client computer govern the utility control system for configuring automated lighting provision. The utility control system predicts an occupant traversal path and provides the occupant with the best-suited lighted environments in each territory of the occupant traversal path.

The invention relates to an elevator and a robot elevator taking method and device. The robot elevator taking method comprises following steps that a robot sends a calling instruction to an elevator control system, the elevator control system controls a designated elevator to run to the floor where the robot is located according to the calling instruction, the robot enters a lift car of the designated elevator, the state information of the designated elevator is called, whether the state information meets the robot elevator taking preset condition or not is judged, if yes, a target floor instruction is sent to the elevator control system, the elevator control system controls the designated elevator to run to the target floor of the robot according to the target floor instruction, and the robot is away from the lift car of the designed elevator; according to the method, the robot can conveniently and rapidly take the elevator designed according to the human body needs, a user does not need to go downstairs for treating the work not completed by the robot, operation is easy, work efficiency is improved, and manual cost is reduced.

The invention discloses a pull pressure sensor which is a sensor used for pull pressure measurement of an aircraft elevator control system. The sensor has the characteristics of two-way force measurement, long range, high precision, continuous application force value points and the like. Aiming at solving the problem that weight calibration cannot realize the continuous loading of a force value in the traditional method of dead weight type (weight) calibration, a pull pressure calibration device is developed in the invention based on a hydraulic sensor technology and comprises a one-way quantitative hydraulic pump, a bidirectional hydraulic control module, a one-way oil-return device, a special calibration clamp, a calibration force sensor and a standard force value display. The device is developed based on a measurement principle of a back-to-back comparative method, intensively solves three key problems on two-way continuous force source, two-way large-range loading force (100,000N) and portability (26cm*21cm*82cm) of the whole set of device. The device can also be used for the calibration of the pull pressure sensors with the precision lower than 0.05 percent in other fields.

An intelligent destination elevator control system streamlines the efficiency and control of destination elevators. The system monitors a building's population and predicts elevator traffic conditions. The system may monitor attributes of the destination elevators. Based on the monitored data, the system may generate a data structure that renders time-tables and target elevator service quality parameters that may control the destination elevators. A time-table and target elevator service quality parameters may be selected to control destination elevators according to one or more customer selectable mode of operation parameters. The data structure may be processed to control UP and / or DOWN transportation capacities of the destination elevators while satisfying the one or more customer selectable mode of operation parameters.Some intelligent destination elevator control systems may control when elevator cars of a group service the floors of a building. Control of the elevator cars may be flexible to allow the system to increase or decrease traffic capacities of the elevator cars in accordance with anticipated traffic conditions.

An intelligent elevator controlling method and device based on distributed multi-channel CAN bus is disclosed. Said device is composed of a cluster operating controller, single-elevator controllers communiated with said cluster operating controller via CAN bus, and the cage controllers, floor calling controllers, LCD controllers and speech floor reporting controllers respectively for each of elevators. Its control method is also disclosed.

The invention provides an elevator control system based on human face recognition and intelligent recommendation. The elevator control system comprises a monitoring module, a projection module and a server, wherein the monitoring module and the projection module are respectively connected with the server; the monitoring module comprises a camera and communication equipment, and is used for acquiring human face information of passengers at an elevator door and in a car; the human face information is sent to the server through the communication equipment; the server is used for comparing the human face information with locally stored customer information and training user elevator taking history data according to a machine learning method to obtain corresponding judgment results; and the judgment results are sent to the projection module; and the projection module is used for projecting elevator keys to corresponding positions in the car according to the judgment results to provide more precise floor recommendation to the users. Like that, the defects of traditional elevator buttons are made up, and the elevator application is more intelligent.

An elevator installation has a vertical elevator hoistway and a plurality of elevator cars individually movable therein. An elevator control system readies at least two of the elevator cars in the hoistway in an area of two mutually adjacent entrance areas. Thus, simultaneous loading / unloading of the elevator cars via the entrance areas is possible. The two elevator cars then travel to destination floors, the first elevator car traveling a distance which is at least as great as that traveled by the second elevator car.

An elevator installation has a vertical elevator hoistway and a plurality of elevator cars individually movable therein. An elevator control system readies at least two of the elevator cars in the hoistway in an area of two mutually adjacent entrance areas. Thus, simultaneous loading / unloading of the elevator cars via the entrance areas is possible. The two elevator cars then travel to destination floors, the first elevator car traveling a distance which is at least as great as that traveled by the second elevator car.

An elevator control system (18) provides elevator dispatch and door control based on passenger data received from a video processing device (12). The video processing device (12) includes a video processor (14) connected to receive video input from at least one video camera (10) and memory (16). The video processor (14) anonymously monitors passengers using color index analysis of each passenger. Based on the monitored position of each passenger, video process (14) calculates passenger data parameters such as location, direction, speed and estimated time of arrival at an elevator door, and provides one or more of the passenger data parameters to elevator control system (18). Based in part on the passenger data received, elevator controller (18) provides elevator dispatch, elevator door control, and security functions.

The invention relates to a safety arrangement of an elevator and a method for implementing safety spaces in an elevator shaft. The elevator comprises an elevator control system, an elevator motor, a power supply circuit of the elevator motor, and at least one mechanical stopping appliance for preventing movement of the elevator car in the elevator shaft. In the method according to the invention information is read with the control unit from the sensors that measure the position of the landing door of the elevator and possibly information is read from the sensors that measure the position of the door of the elevator car. If it is detected that more landing doors than the door of the elevator car are open, the control unit is switched to the person in the elevator shaft mode and information about the person in the elevator shaft mode is sent with the control unit to the elevator control system.

The invention discloses a double digital signal processor(DSP)-based elevator drive, control and energy conservation integrated system and a double digital signal processor(DSP)-based elevator drive, control and energy conservation integrated method. The system comprises a rectifying module, a double DSP control module, an inversion module, a tractor module, a capacitor, a three-phase alternating current power supply and a supercapacitor module, wherein the double DSP control module is connected with the rectifying module, the supercapacitor module, the inversion module, the tractor module and a standard communication port respectively; the double DSP control module communicates with an upper computer or an elevator controller; the rectifying module is connected with the three-phase alternating current power supply; the inversion module is connected with the tractor module; the rectifying module is connected with the inversion module through two direct current buses; and the capacitor and the supercapacitor module are connected with the two direct current buses respectively. Tractor drive, control and energy conservation are integrated, and the safety of an elevator control system is improved.

The invention relates to an intelligent elevator calling control method and system. The intelligent elevator calling control method comprises the following steps that an elevator calling instruction is sent to an intelligent elevator calling control cloud end; the elevator calling instruction comprises current geographical location information of an intelligent terminal, an elevator calling building serial number, elevator calling floor information and elevator calling direction information; when the distance between the current geographic location information of the intelligent terminal and the elevator calling building is within the preset elevator calling distance range, the intelligent elevator calling control cloud end sends elevator information to an elevator internet of things terminal corresponding to the elevator calling building according to the elevator calling instruction; the elevator information comprises an elevator serial number, an elevator calling floor and an elevator calling direction; the elevator internet of things terminal simulates a corresponding calling box instruction according to the elevator information and sends the calling box instruction to an elevator control system; the elevator control system responds to elevator calling according to the calling box instruction. According to the intelligent elevator calling control method and system, on the premise that the hardware resource input is saved, a user can be conveniently guided to search for nearby elevators for use while malevolent elevator calling is prevented.

The invention discloses a remotely-controlled monitoring device of an elevator. The device comprises an elevator data processing module, a mobile communication module and an in car voice and signal module, wherein the elevator data processing module bi-directionally exchanges elevator data with an elevator control system; the in car voice and signal module bi-directionally exchanges elevator car voice and alarm signals with an elevator alarm and conversation system; the elevator data processing module bi-directionally exchanges data or voice with the in car voice and signal module through the mobile communication module and a remote control center. The device is based on a mobile communication network and has functions of remote control and remote conversation, and a remote video supervision function can be realized in the third generation (3G) mobile communication network or the network with higher bandwidth.

The invention discloses a detecting method for a braking torque of an elevator brake. When an elevator is idle, the operation time and the operation times are judged; when one of the two reaches a detecting threshold, the detecting function for the braking torque of the brake is automatically started, so that the torque current is applied to a traction motor after an elevator car is operated to a top floor; the range of the braking torque is detected according to the torque current applied to the traction motor and the movement condition of the traction motor; and a corresponding alarm is given. The detecting method for the braking toque can timely detect the fault of the brake, improves the pre-judgment capacity to the fault of the brake, and can effectively prevent the accidents caused by insufficient braking torque of the brake; the elevator is operated to the top floor in detection, so that the elevator is prevented from generating severe collision accidents when the detection is unsuccessful; and the detecting method is performed without needing to change a hardware structure of an existing elevator control system, so that the reduction of the implementation cost is facilitated, and the promotion is convenient.

The present invention belongs to the technical field of intelligent control system and relates to a function elevator control method and a system with a video monitoring device. The existing elevator control system usually relies on weight information to determine whether the elevator is full, when the elevator is filled with an object with large size and light weight, even if the elevator space is filled fully, the elevator control system cannot determine the elevator is full because of light weight and continues to stop on unnecessary floor so that elevator operation efficiency is reduced and elevator operation cost is increased. The system provided by the present invention can gain real-time image with the video monitoring device and compare the real-time image with empty elevator image shot previously so that when the system finds out that most part of the image is different from the empty elevator image, the elevator can be determined to be full. With load and space service condition of the elevator, the present invention can control the elevator more efficiently and improve operation efficiency of the elevator.

The invention discloses an internet of things remote monitoring method for safe elevator operation. Maintenance and troubleshooting information of an elevator is built by an internet of things center, and is shared; a periodic detecting plan is made; a detecting instruction is sent to an internet of things module of the elevator; a remote monitoring module in an elevator control system is used for driving detection; when a fault occurs, the internet of things module sends a fault signal to the internet of things center; the internet of things center automatically distributes a task to a mobile terminal of nearby maintainers; and the mobile terminal provides positioning information and time of reaching the task area of the maintainers. The method uses the characteristics of the internet of things for solving remote monitoring management of the maintenance and troubleshooting work of the elevator, and periodically and remotely detects the elevator to prevent the generation of faults of the elevator. When the elevator generates the faults, the nearby maintainers can be timely notified to exclude the faults in site, and can timely exclude the faults and rescue trapped persons for a broken elevator with persons inside.

An auxiliary power supply apparatus and method thereof including a backup battery system having a power supply and a control board to provide an auxiliary power to an elevator control system upon failure of a primary power so that an elevator car may run to a next available upward or downward landing and open at least one door to the elevator.

For entry of calls in an elevator system, a destination call is entered outside the elevator car if the starting floor is a floor with intensive departing traffic. On other floors, a collective-control up or down call is entered traditionally and then a destination call in the elevator car. An identified regular customer may be allowed to select and confirm a destination floor from among one or more preprogrammed alternatives. Destination preprogrammed floors most frequently used are stored, the starting floor being fixed. Preprogrammed floors can be set for several different starting floors separately. For occasional customers system or regular customers going to floors other than preprogrammed floors, a call is entered as a destination call in the elevator lobby on floors with intensive departing traffic and as an up or down call according to collective control in the elevator lobby and on other floors.

A method of controlling an elevator installation with several elevators, in which destination call inputs of passengers are input by destination call input apparatus and in which at least one traffic criterion, which characterizes a traffic intensity, of the elevator installation is measured by an elevator control, wherein the elevator control allocates cost-optimizing elevators to the destination call inputs. In order to obtain an energy saving without prejudicing the transport capacity of the elevator installation, the elevator control additionally allocates energy-optimizing elevators to the destination call inputs in dependence on the traffic criterion.

An elevator system is provided that includes an elevator car (12), a counterweight (18), a load bearing flexible member, a motor have a drive, and an elevator control system (22). The car and counterweight are operable to be translated within a hoistway. The load bearing flexible member extends between the elevator car and the counterweight. The motor is operable to move the load bearing member and thereby drive the elevator car and counterweight within the hoistway. The elevator motor and drive are configured to selectively produce regenerative power. The elevator control system includes a power manager unit (24) and a power storage device (26). The power storage device includes a supercapacitor unit (32) and a battery unit (34). The power manager unit is operable to selectively manage the flow of power between the power storage device and the motor drive, and the flow of regenerative power from the motor drive to the power storage device (26).