CN105645203A - Method for adjusting starting compensating moment of elevator automatically - Google Patents
Method for adjusting starting compensating moment of elevator automatically Download PDFInfo
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- CN105645203A CN105645203A CN201410642233.1A CN201410642233A CN105645203A CN 105645203 A CN105645203 A CN 105645203A CN 201410642233 A CN201410642233 A CN 201410642233A CN 105645203 A CN105645203 A CN 105645203A
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Abstract
The invention discloses a method for adjusting the starting compensating moment of an elevator automatically. The method for adjusting the starting compensating moment of the elevator automatically comprises the following steps that A, a weighing self-learning condition is set, the operating state of the elevator is detected in real time through a controller of an elevator system, and when the operating state of the elevator meets the weighing self-learning condition, the weighing self-learning work mode is started; B, in the weighing self-learning work mode, when the elevator reaches each weighing self-learning storey, a weighing device detects the no-load weight of the weighing self-learning storey and outputs no-load weight data to the controller of the elevator system; C, the weighing offset is worked out through the controller of the elevator system according to the no-load weighing data; and D each time the elevator starts, the starting compensating moment is re-calculated by the controller of the elevator system according to the current load data and the weighing offset output by the weighing device, the starting compensating moment data are output to a motor driving device of the elevator system, and the motor driving device drives a motor to generate the starting compensating moment according to the starting compensating moment data.
Description
Technical field
The invention belongs to elevator control technology field, a kind of method being specifically related to automatic adjustment elevator starter compensating torque.
Background technology
At present, for being provided with the elevator of weighing device, its STCP starting compensatory moment carries out mainly through following manner: when elevator starter, the load condition of lift car is detected by weighing device, producing weighing data and feed back to the controller of elevator device, controller sends control signal according to this weighing data with current elevator operation and controls, by motor driver, the STCP starting compensatory moment that motor generation is corresponding. Although it is this kind of processing mode simple in construction, with low cost, the service requirement of most of elevator can be met, but, owing to weighing device has certain ageing, and the repeated aspect of weighing device is relatively big by the impact of environment, elevator service condition etc., also having, elevator compensation chain, compensating cable also can make the effect of STCP starting compensatory be affected, therefore, this kind of processing mode effect when practical application is sometimes even also poor than the effect not carrying out torque compensation.
Summary of the invention
A kind of method that it is an object of the invention to provide automatic adjustment elevator starter compensating torque, the starting torque to solve the existing elevator with weighing device compensates the weak point existed.
For reaching above-mentioned purpose, the present invention adopts the following technical scheme that
A kind of method of automatic adjustment elevator starter compensating torque, based on the elevator device being provided with weighing device, comprises the steps:
A, set and weigh self study condition and detect elevator operation in real time by the controller of elevator device, when elevator operation meets self study condition of weighing, then enter self study mode of operation of weighing;
B, under self study mode of operation of weighing, elevator arrives each self study floor of weighing, and weighing device detects the zero load of this self study floor and weighs and output no-load weighing data is to the controller of elevator device;
C, elevator device controller calculate, according to those unloaded weighing datas, side-play amount of weighing;
When D, each elevator starter, the controller of elevator device recalculates STCP starting compensatory moment according to live load data and the side-play amount of weighing of weighing device output, and by the motor driver of these STCP starting compensatory moment data output to elevator device, motor driver produces STCP starting compensatory moment according to this STCP starting compensatory moment data-driven motor.
As preferably, described in self study condition of weighing include elevator and be in the spare time and sail state and without calling at least three minutes, self-defining self study time period of weighing, self-defining self study cycle of weighing, self-defining self study floor of weighing.
As preferably, described weighing device adopts the eddy current sensor arranged on the elevator car.
The present invention is recalculated elevator started compensating torque by car side-play amount of weighing, and accuracy is high, and method is simply, easily realize, it is not necessary to Artificial Control.
Accompanying drawing explanation
Fig. 1 is the flow chart of the present invention.
Fig. 2 is the structured flowchart of the elevator device realizing the present invention.
Fig. 3 is the linear relationship chart of motor output torque of the present invention and car weighing data.
In figure:
1 power supply; 2 motor drivers; 3 motors; 4 controllers; 5 weighing devices; 6 cars; 7 counterweights.
In conjunction with drawings and Examples, the present invention is described in further detail.
Detailed description of the invention
As shown in Figure 1 to Figure 3, the method of a kind of automatic adjustment elevator starter compensating torque of the present invention, being based on the elevator device being provided with weighing device, this elevator device mainly includes power supply 1, motor driver 2, motor 3, controller 4, weighing device 5, car 6 and counterweight 7. Wherein, weighing device 5 adopts eddy current sensor, is arranged on car 6, and the load-carrying of car can detect and export the weighing data panel to motor driver 2 in real time. Motor driver 2 is mainly used in receiving the control signal of controller 4 output and receiving the weighing data of weighing device 5 output, and the STCP starting compensatory data-driven motor 3 provided according to controller produces STCP starting compensatory moment.
As shown in Figures 2 and 3, the idiographic flow of the present invention is as follows:
A, controller detect elevator operation in real time, when elevator operation meets self study condition of weighing, then enter self study mode of operation of weighing, wherein, self study condition of weighing include elevator be in the spare time sail state and without calling at least three minutes, self-defining self study time period of weighing, self-defining self study cycle of weighing, self-defining self study floor of weighing;
B, under self study mode of operation of weighing, elevator arrives each self study floor of weighing, and weighing device detects the zero load of this self study floor and weighs and output no-load weighing data is to the controller of elevator device;
C, elevator device controller calculate, according to those unloaded weighing datas, side-play amount of weighing;
When D, each elevator starter, the controller of elevator device recalculates STCP starting compensatory moment according to live load data and the side-play amount of weighing of weighing device output, and by the motor driver of these STCP starting compensatory moment data output to elevator device, motor driver produces STCP starting compensatory moment Y according to this STCP starting compensatory moment data-driven motor. According to shown in Fig. 3, the computing formula of this STCP starting compensatory moment Y is as follows:
YThe compensating torque of live load=AUnloaded compensating torque+k*(XThe current weighing data of elevator after skew-DElevator no-load weighing data after skew),
Wherein: k=(AUnloaded compensating torque-BFully loaded compensating torque)/(EUnloaded weighing data before skew-CFully loaded weighing data before skew)
As seen from Figure 3, although the weighing data of weighing device can be affected by factors such as ambient temperatures and offset, but owing to its offset characteristic is linearly, therefore, only need to set suitable self study condition of weighing, the unloaded load-carrying data that each floor is current are detected when meeting and weighing self study condition, namely may know that the real offset of current car weighing data, thus STCP starting compensatory moment being modified when each elevator starts, obtain the startup compensating torque that accuracy is high, make elevator be smoothed and stable start.
Claims (3)
1. a method for automatic adjustment elevator starter compensating torque, based on the elevator device being provided with weighing device, it is characterised in that comprise the steps:
A, set and weigh self study condition and detect elevator operation in real time by the controller of elevator device, when elevator operation meets self study condition of weighing, then enter self study mode of operation of weighing;
B, under self study mode of operation of weighing, elevator arrives each self study floor of weighing, and weighing device detects the zero load of this self study floor and weighs and output no-load weighing data is to the controller of elevator device;
C, elevator device controller calculate, according to those unloaded weighing datas, side-play amount of weighing;
When D, each elevator starter, the controller of elevator device recalculates STCP starting compensatory moment according to live load data and the side-play amount of weighing of weighing device output, and by the motor driver of these STCP starting compensatory moment data output to elevator device, motor driver produces STCP starting compensatory moment according to this STCP starting compensatory moment data-driven motor.
2. the method for a kind of automatic adjustment elevator starter compensating torque according to claim 1, it is characterized in that, described self study condition of weighing include elevator be in the spare time sail state and without calling at least three minutes, self-defining self study time period of weighing, self-defining self study cycle of weighing, self-defining self study floor of weighing.
3. the method for a kind of automatic adjustment elevator starter compensating torque according to claim 1, it is characterised in that described weighing device adopts the eddy current sensor arranged on the elevator car.
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CN201410642233.1A CN105645203A (en) | 2014-11-13 | 2014-11-13 | Method for adjusting starting compensating moment of elevator automatically |
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CN201410642233.1A CN105645203A (en) | 2014-11-13 | 2014-11-13 | Method for adjusting starting compensating moment of elevator automatically |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106927329A (en) * | 2017-05-03 | 2017-07-07 | 海门圣帕斯电梯配件有限公司 | Elevator compensation chain dynamic property testing equipment |
CN108675070A (en) * | 2018-05-07 | 2018-10-19 | 永大电梯设备(中国)有限公司 | A kind of elevator starts the implementation method of compensation |
CN110316629A (en) * | 2018-03-30 | 2019-10-11 | 上海三菱电梯有限公司 | Elevator meausring apparatus auto-correction method |
CN110467072A (en) * | 2018-05-11 | 2019-11-19 | 上海三菱电梯有限公司 | Staring torque compensation method and elevator device for elevator device |
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JP2006232420A (en) * | 2005-02-22 | 2006-09-07 | Toshiba Elevator Co Ltd | Load compensation method and load compensation device for elevator |
CN101723215A (en) * | 2009-11-27 | 2010-06-09 | 上海永大吉亿电机有限公司 | Method for detecting and compensating starting torque of frequency transformer for elevator |
CN102530661A (en) * | 2010-12-28 | 2012-07-04 | 东芝电梯株式会社 | Load compensation value adjusting device of elevator and load compensation value adjusting method thereof |
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2014
- 2014-11-13 CN CN201410642233.1A patent/CN105645203A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006232420A (en) * | 2005-02-22 | 2006-09-07 | Toshiba Elevator Co Ltd | Load compensation method and load compensation device for elevator |
CN101723215A (en) * | 2009-11-27 | 2010-06-09 | 上海永大吉亿电机有限公司 | Method for detecting and compensating starting torque of frequency transformer for elevator |
CN102530661A (en) * | 2010-12-28 | 2012-07-04 | 东芝电梯株式会社 | Load compensation value adjusting device of elevator and load compensation value adjusting method thereof |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106927329A (en) * | 2017-05-03 | 2017-07-07 | 海门圣帕斯电梯配件有限公司 | Elevator compensation chain dynamic property testing equipment |
CN110316629A (en) * | 2018-03-30 | 2019-10-11 | 上海三菱电梯有限公司 | Elevator meausring apparatus auto-correction method |
CN110316629B (en) * | 2018-03-30 | 2021-10-08 | 上海三菱电梯有限公司 | Automatic correction method for elevator weighing device |
CN108675070A (en) * | 2018-05-07 | 2018-10-19 | 永大电梯设备(中国)有限公司 | A kind of elevator starts the implementation method of compensation |
CN110467072A (en) * | 2018-05-11 | 2019-11-19 | 上海三菱电梯有限公司 | Staring torque compensation method and elevator device for elevator device |
CN110467072B (en) * | 2018-05-11 | 2022-04-12 | 上海三菱电梯有限公司 | Starting torque compensation method for elevator system and elevator system |
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Application publication date: 20160608 |