JP2016041620A5 - - Google Patents

Claims (9)

A pair of guide rails provided in the hoistway, a car that moves up and down along the guide rail, an acceleration detector that detects vibrations of the car, and a control that actively suppresses vibrations of the car. In an elevator apparatus comprising a vibration control mechanism and a control device that controls the vibration control mechanism to suppress vibration of the car based on the output of the acceleration detector.
The control device includes:
Estimating the disturbance given by the guide rail from the acceleration obtained by raising and lowering the car without operating the vibration damping mechanism,
Calculating an adjustment amount of at least one control parameter of a control amount for controlling the vibration damping actuator of the vibration damping mechanism based on the estimated disturbance;
The control amount calculated using the adjustment amount by operating the damping actuator of the vibration damping mechanism to lift the cab until the acceleration acquired at this time is equal to or less than a predetermined value, the adjustment of the control parameters An elevator apparatus characterized by calculating a control amount given to the vibration damping actuator by repeatedly calculating the amount . The elevator apparatus according to claim 1,
The running condition when raising and lowering the car without operating the vibration damping mechanism is the same as the running condition when raising and lowering the car by operating the vibration damping mechanism. Elevator equipment. The elevator apparatus according to claim 2,
A traveling speed when the car is raised and lowered without operating the vibration control mechanism is derived from the guide rail length of the guide rail and the natural frequency of the car, and the car is used at the derived traveling speed. The elevator apparatus detects the acceleration from the acceleration detector by moving up and down. The elevator apparatus according to claim 3 ,
Estimating the disturbance given by the guide rail from the acceleration detected by the acceleration detector by raising and lowering the car at a traveling speed derived from the guide rail length and the natural frequency of the car,
An elevator apparatus characterized in that an adjustment amount of a control parameter of a control amount for controlling the vibration damping actuator is calculated based on the estimated disturbance. The elevator apparatus according to claim 4,
When a plurality of vibration mode generation regions exist in the process of moving the car on the guide rail, based on a plurality of traveling speeds derived from the guide rail length and the natural frequencies of the vibration modes of the car. To raise and lower the car,
Estimating the disturbance provided by the guide rail from the maximum acceleration detected by the acceleration detector;
An elevator apparatus characterized in that an adjustment amount of a control parameter of a control amount for controlling the vibration damping actuator is calculated based on the estimated disturbance. The elevator apparatus according to claim 4,
Dividing the hoistway into a plurality of height regions for each height and detecting acceleration with the acceleration detector,
Wherein calculating the height region running speed maximum acceleration occurs in each, to calculate the adjustment amount of the control parameter of the control amount for controlling the damping actuator according to acceleration occurring in response to the running speed An elevator apparatus characterized by that. The elevator apparatus according to claim 1,
The control device includes a first control device for controlling the damping mechanism for suppressing vibrations in the longitudinal direction of at least the car, at least the vibration damping mechanism to suppress vibration in the lateral direction of the car A second control device for controlling,
The first control device adjusts at least one control parameter of a control amount for controlling the first vibration control actuator that suppresses vibration in the front-rear direction of the vibration control mechanism based on the estimated front-rear disturbance. calculates, this adjustment amount is actuated by lifting the cab the first damping actuator control amount calculated using, to the acceleration acquired at this time is equal to or less than a predetermined value, the control parameter Repetitively calculating an adjustment amount to calculate a control amount to be given to the first vibration damping actuator;
The second control device adjusts at least one control parameter of a control amount for controlling the second vibration control actuator that suppresses the vibration in the horizontal direction of the vibration control mechanism based on the estimated horizontal disturbance. calculates, this adjustment amount is actuated by lifting the cab with the second damping actuator control amount calculated using, to the acceleration acquired at this time is equal to or less than a predetermined value, the control parameter An elevator apparatus characterized by repeatedly calculating the adjustment amount and calculating a control amount applied to the second vibration control actuator . A pair of guide rails provided in the hoistway, a car that moves up and down along the guide rail, an acceleration detector that detects vibrations of the car, and a control that actively suppresses vibrations of the car. In an elevator apparatus comprising a vibration control mechanism and a control device that controls the vibration control mechanism to suppress vibration of the car based on the output of the acceleration detector.
A control parameter adjustment device separated from the control device is connected to the control device and the acceleration detector, and the control parameter adjustment device is
Estimating the disturbance given by the guide rail from the acceleration obtained by raising and lowering the car without operating the vibration damping mechanism,
Calculating an adjustment amount of at least one control parameter of a control amount for controlling the vibration damping actuator of the vibration damping mechanism based on the estimated disturbance, and transferring the adjustment amount to the control device;
When the vibration control actuator is operated with the control amount calculated using the adjustment amount transferred by the control device to raise or lower the car, until the acceleration acquired at this time becomes a predetermined value or less, the control parameter An elevator apparatus characterized by repeatedly calculating an adjustment amount and transferring it to the control apparatus. A pair of guide rails provided in the hoistway, a car that moves up and down along the guide rail, an acceleration detector that detects vibrations of the car, and a control that actively suppresses vibrations of the car. In an elevator apparatus comprising a vibration control mechanism and a control device that controls the vibration control mechanism to suppress vibration of the car based on the output of the acceleration detector.
The control device includes:
Estimating the disturbance given by the guide rail from the acceleration obtained by raising and lowering the car without operating the vibration damping mechanism,
Calculating an adjustment amount of at least one control parameter of a control amount for controlling the vibration damping actuator of the vibration damping mechanism based on the estimated disturbance;
The control amount calculated using the adjustment amount by operating the damping actuator of the vibration damping mechanism to lift the cab until the acceleration acquired at this time is equal to or less than a predetermined value, the adjustment of the control parameters A method for adjusting a damping mechanism of an elevator apparatus, wherein a control amount given to the damping actuator is calculated by repeatedly calculating the amount .