WO2020012518A1 - Système d'ascenseur - Google Patents

Système d'ascenseur Download PDF

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Publication number
WO2020012518A1
WO2020012518A1 PCT/JP2018/025828 JP2018025828W WO2020012518A1 WO 2020012518 A1 WO2020012518 A1 WO 2020012518A1 JP 2018025828 W JP2018025828 W JP 2018025828W WO 2020012518 A1 WO2020012518 A1 WO 2020012518A1
Authority
WO
WIPO (PCT)
Prior art keywords
car
car position
altitude
acquired
acquisition unit
Prior art date
Application number
PCT/JP2018/025828
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English (en)
Japanese (ja)
Inventor
彰敏 横井
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to PCT/JP2018/025828 priority Critical patent/WO2020012518A1/fr
Publication of WO2020012518A1 publication Critical patent/WO2020012518A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/36—Means for stopping the cars, cages, or skips at predetermined levels
    • B66B1/40—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
    • B66B3/02—Position or depth indicators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions

Definitions

  • the present invention relates to an elevator system provided with an absolute pressure sensor for detecting a barometric pressure around a car.
  • both of the two car position detection sensors are photoelectric sensors, there is a possibility that a situation may occur in which these sensors cannot accurately detect the position of the car due to the influence of disturbance light or the like. is there.
  • an abnormality occurs in a detection plate provided corresponding to each floor, the position of the car cannot be accurately detected.
  • the present invention has been made to solve the above-described problem, and has as its object to obtain an elevator system that can suppress occurrence of a situation in which the position of a car cannot be specified. .
  • An elevator system includes a car position detecting device that detects a car position that is a car position, an absolute pressure sensor that detects an air pressure around the car, and a car that acquires a car position detected by the car position detecting device.
  • a processing unit that generates car position / altitude information by associating the position with the car height obtained by the car height obtaining unit, wherein the processing unit is capable of obtaining the car position,
  • the car position acquired from the car position acquisition unit is output as car position information. If the car position cannot be acquired, the car height is calculated according to the car position / altitude information.
  • FIG. 1 is a schematic diagram illustrating a configuration of an elevator system according to Embodiment 1 of the present invention.
  • FIG. 2 is a block diagram illustrating a configuration of a control device according to Embodiment 1 of the present invention.
  • 5 is a flowchart illustrating a series of position / altitude information generation processing performed by the control device according to the first embodiment of the present invention.
  • 5 is a flowchart illustrating a series of position information output processing performed by the control device according to the first embodiment of the present invention.
  • 5 is a flowchart illustrating a series of position / altitude information update processing performed by the control device according to the first embodiment of the present invention.
  • It is a schematic diagram showing another example of the composition of the elevator system in Embodiment 1 of the present invention.
  • FIG. 1 is a schematic diagram illustrating a configuration of an elevator system according to Embodiment 1 of the present invention.
  • the elevator system shown in FIG. 1 includes a car 1, a car position detecting device having a sensor 2 and a tape unit 3, an absolute pressure sensor 4, and a control device 5.
  • the car position detecting device detects the car position which is the position of the car 1.
  • the sensor 2 of the car position detecting device is provided on the car 1.
  • the tape section 3 of the car position detecting device is provided in the hoistway in the hoisting direction of the car 1.
  • Code information indicating a car position is recorded on the tape unit 3.
  • the sensor 2 detects the car position by reading the code information recorded on the tape unit 3.
  • the tape unit 3 is configured using a magnetic tape.
  • the sensor 2 detects the car position by reading the code information recorded on the magnetic tape.
  • the absolute pressure sensor 4 is provided on the car 1.
  • the absolute pressure sensor 4 detects the atmospheric pressure around the car 1.
  • the control device 5 is provided, for example, in a hoistway, a machine room, or the like.
  • the control device 5 acquires the car position detected by the car position detection device, and uses the acquired car position as the car position information.
  • the control device 5 controls the operation of the car 1 using the car position information, that is, the car position detected by the car position detection device.
  • the control device 5 acquires the atmospheric pressure from the absolute pressure sensor 4 when it is impossible to acquire the car position detected by the car position detection device.
  • the control device 5 calculates the car height which is the height of the car 1 based on the acquired air pressure, and calculates a car position corresponding to the calculated car height as a car estimated position according to car position / altitude information described later. .
  • the control device 5 uses the calculated estimated car position as the car position information. In this case, the control device 5 controls the operation of the car 1 using the car position information, that is, the calculated car estimated position.
  • FIG. 2 is a block diagram showing a configuration of the control device 5 according to Embodiment 1 of the present invention.
  • the control device 5 includes a car position acquisition unit 51, a car height acquisition unit 52, a processing unit 53, and an operation control unit 54.
  • the car position acquisition unit 51 acquires the car position detected by the car position detection device.
  • the car height obtaining unit 52 obtains the atmospheric pressure detected by the absolute pressure sensor 4.
  • the car altitude acquisition unit 52 calculates and acquires the car altitude from the acquired air pressure.
  • the processing unit 53 associates the car position acquired by the car position acquiring unit 51 with the car altitude acquired by the car altitude acquiring unit 52 as the position / altitude information generating process, thereby providing an example of the car position / altitude information.
  • the car position / altitude table is a table in which the car position detected by the car position detecting device and the car height calculated from the atmospheric pressure detected by the absolute pressure sensor 4 are associated with each other.
  • the processing unit 53 performs one of the car position information acquired from the car position acquiring unit 51 and the car estimated position calculated based on the car altitude acquired from the car altitude acquiring unit 52 as the position information output processing, Is output as
  • the processing unit 53 newly associates the car position acquired by the car position acquisition unit 51 with the car altitude acquired by the car altitude acquisition unit 52 as the position / altitude information update processing, thereby obtaining the car position / altitude information. To update.
  • the operation control unit 54 controls the operation of the car 1 using the car position information output by the processing unit 53.
  • FIG. 3 is a flowchart illustrating a series of position / altitude information generation processing performed by control device 5 according to Embodiment 1 of the present invention.
  • the process of the flowchart shown in FIG. 3 is executed, for example, at a timing when an elevator is installed in a building.
  • the process of the flowchart shown in FIG. 3 is repeatedly executed while the car 1 is moving from the lowest floor to the highest floor of the building.
  • step S101 the car position acquisition unit 51 acquires the car position from the car position detection device. Thereafter, the process proceeds to step S102.
  • step S102 the car altitude acquisition unit 52 acquires the air pressure from the absolute pressure sensor 4, and calculates the car altitude based on the acquired air pressure. Thereby, the car altitude acquisition unit 52 acquires the car altitude. Thereafter, the process proceeds to step S103.
  • step S103 the processing unit 53 stores the car position acquired in step S101 in the car position / altitude table in association with the car height acquired in step S102. Thereafter, the process ends.
  • a car position / altitude table is generated in which the car position detected by the car position detecting device and the car height calculated from the atmospheric pressure detected by the absolute pressure sensor 4 are associated.
  • the car position corresponding to the car height is uniquely determined by such a car position / altitude table.
  • the processing unit 53 holds such a car position / altitude table.
  • FIG. 4 is a flowchart showing a series of position information output processing performed by control device 5 according to Embodiment 1 of the present invention.
  • step S201 the processing unit 53 determines whether the car position can be acquired from the car position acquisition unit 51. If it is determined that the car position can be obtained, the process proceeds to step S202. On the other hand, if it is determined that the car position cannot be acquired, the process proceeds to step S204.
  • the processing unit 53 acquires the car position from the car position acquisition unit 51. Can not do it. In such a case, the processing unit 53 determines that it is impossible to acquire the car position.
  • the car position acquisition unit 51 can acquire the car position from the car position detection device. Can be obtained.
  • the processing unit 53 determines that the car position can be acquired.
  • step S202 the processing unit 53 outputs the car position acquired from the car position acquisition unit 51, that is, the car position detected by the car position detecting device, as car position information. Thereafter, the process proceeds to step S203.
  • the processing unit 53 outputs the car position acquired from the car position acquiring unit 51 as the car position information.
  • step S203 the operation control unit 54 controls the operation of the car 1 using the car position information output in step S202, that is, the car position detected by the car position detection device. Thereafter, the process ends.
  • the operation control unit 54 uses the car position information output by the processing unit 53, that is, the car 1 using the car position detected by the car position detection device. Control the operation of
  • step S204 the processing unit 53 acquires the car height from the car height acquisition unit 52. Thereafter, the process proceeds to step S205.
  • step S205 the processing unit 53 calculates the car position corresponding to the car height acquired in step S204 as the car estimated position according to the car position / altitude table. Thereafter, the process proceeds to step S206.
  • step S206 the processing unit 53 outputs the estimated car position calculated in step S205 as car position information. Thereafter, the process proceeds to step S207.
  • the processing unit 53 calculates the car position corresponding to the car altitude acquired from the car altitude acquisition unit 52 as the car estimated position according to the car position / altitude table. Then, the calculated estimated car position is output as car position information.
  • step S207 the operation control unit 54 uses the car position information output in step S206, that is, the car estimated position calculated in step S205, to move the car 1 to the specific floor and stop it. Thereafter, the process ends.
  • the specific floor is, for example, the nearest floor closest to the car position detected immediately before the failure of the car position detection device.
  • the operation control unit 54 calculates the car height information calculated from the car position information output by the processing unit 53, that is, the barometric pressure detected by the absolute pressure sensor 4.
  • the operation of the car 1 is controlled using the estimated car position corresponding to.
  • the operation control unit 54 moves the car 1 to a specific floor using the estimated car position and stops the car 1.
  • the car 1 stops in the door zone provided corresponding to the specific floor.
  • the door zone is a position where the door of the car 1 can be opened and closed.
  • the door of the car 1 is opened.
  • FIG. 5 is a flowchart showing a series of position / altitude information update processing performed by control device 5 according to Embodiment 1 of the present invention.
  • the processing of the flowchart shown in FIG. 5 is executed, for example, at predetermined intervals. This interval is, for example, one day. Further, the processing of the flowchart shown in FIG. 3 is repeatedly executed while the car 1 is moving from the lowest floor to the highest floor.
  • step S301 the car position acquisition unit 51 acquires a car position from the car position detection device. Thereafter, the process proceeds to step S302.
  • step S302 the car altitude acquisition unit 52 acquires the barometric pressure from the absolute pressure sensor 4, and calculates the car altitude based on the acquired barometric pressure. Thereby, the car altitude acquisition unit 52 acquires the car altitude. Thereafter, the process proceeds to step S303.
  • step S303 the processing unit 53 updates the car position / altitude table by newly associating the car position acquired in step S301 with the car altitude acquired in step S302. Thereafter, the process ends.
  • the processing unit 53 obtains the already stored car height for the car height corresponding to the car position obtained in step S301 and the car height newly obtained in step S302. Highly updated.
  • the processing of the flowchart shown in FIG. 5 is repeatedly executed. Thereby, the car position / altitude table is updated, and as a result, the car altitude included in the car position / altitude table is updated. Therefore, the car position corresponding to the car height can be calculated by the updated car position / altitude table without being affected by the detection error of the absolute pressure sensor 4 due to the environmental change in the hoistway. Become.
  • the absolute pressure sensor 4 can detect the atmospheric pressure around the car, the position of the absolute pressure sensor 4 installed in the car 1 is not strictly determined. That is, as described above, the car position / altitude table indicates the car position detected by the car position detection device and the car height calculated from the barometric pressure detected by the absolute pressure sensor 4 at the timing when the elevator is installed in the building. Is generated by associating. Therefore, the absolute pressure sensor 4 only needs to be installed in any place of the car 1.
  • the absolute pressure sensor 4 only needs to be installed in the car 1, and there is no need to additionally install equipment other than the absolute pressure sensor 4 in the hoistway.
  • the absolute pressure sensor 4 has a size of, for example, about 2 mm ⁇ 2 mm and is small, it can be installed in an elevator regardless of the elevator model. Such an absolute pressure sensor 4 can be installed not only in a newly installed elevator but also in an existing elevator. Fourth, it is easy to realize the duplex of the absolute pressure sensor 4.
  • the car position detecting device As a specific configuration example of the car position detecting device, a case where the car position detecting device is configured to include the sensor 2 and the tape unit 3 as illustrated in FIG.
  • the present invention is not limited to such a configuration, and may have any configuration.
  • the car position detecting device may have a known configuration as shown in FIG. 6, for example.
  • FIG. 6 is a schematic diagram illustrating another example of the configuration of the elevator system according to Embodiment 1 of the present invention.
  • the elevator system shown in FIG. 6 includes a car 1, a car position detection device having a sensor 6 and a detection plate 7, an absolute pressure sensor 4, and a control device 5.
  • the sensor 6 of the car position detecting device is provided in the car 1 and is a photoelectric sensor.
  • the detection plate 7 is provided in the hoistway.
  • the detection plate 7 is provided, for example, corresponding to each floor of the building.
  • the sensor 6 detects the car position by detecting the detection plate 7.
  • the elevator system when it is possible to acquire the car position detected by the car position detecting device, the elevator system outputs the car position as car position information, and outputs the car position. If it is not possible to obtain the estimated car position, the estimated car position corresponding to the car altitude calculated from the barometric pressure detected by the absolute pressure sensor is output as car position information.
  • the above elevator system when it is impossible to obtain the car position detected by the car position detection device, using a car estimated position specified using the barometric pressure detected by the absolute pressure sensor to a specific floor It is further configured to perform control to move and stop the car. Thus, even if the car position detecting device breaks down, the passenger can get off the specific floor without trapping the passenger in the car.
  • the functions of the control device 5 according to the first embodiment described above are realized by a processing circuit.
  • the processing circuit that realizes each function may be dedicated hardware or a processor that executes a program stored in a memory.
  • the processing circuit may be, for example, a single circuit, a composite circuit, a programmed processor, a parallel programmed processor, an ASIC (Application Specific Integrated Circuit), or an FPGA (Field Programmable Gate Array). Or a combination thereof.
  • the functions of the respective parts of the car position obtaining unit 51, the car altitude obtaining unit 52, the processing unit 53, and the operation control unit 54 may be realized by individual processing circuits, or the functions of each unit may be realized by a processing circuit. You may.
  • the processing circuit is a processor
  • the functions of the car position acquisition unit 51, the car height acquisition unit 52, the processing unit 53, and the operation control unit 54 are implemented by software, firmware, or a combination of software and firmware.
  • Software and firmware are described as programs and stored in memory.
  • the processor realizes the function of each unit by reading and executing the program stored in the memory. That is, the control device 5, when realized by the processing circuit, stores a memory for storing a program that results in the execution of the car position acquisition step, the car height acquisition step, the processing step, and the operation control step. Prepare.
  • the memory is, for example, a RAM (Random Access Memory), a ROM (Read Only Memory), a flash memory, an EPROM (Erasable Programmable Read Memory Only), a nonvolatile memory, and an EEPROM (Electrical Memory, etc.).
  • a volatile semiconductor memory is applicable.
  • a magnetic disk, a flexible disk, an optical disk, a compact disk, a mini disk, a DVD, and the like also correspond to the memory.
  • the processing circuit can realize the function of each unit described above by hardware, software, firmware, or a combination thereof.

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Abstract

L'invention concerne un système d'ascenseur qui comprend : une unité d'acquisition de position de cabine qui acquiert la position de cabine détectée par un dispositif de détection de position de cabine ; une unité d'acquisition d'altitude de cabine qui calcule et acquiert l'altitude de cabine sur la base de la pression atmosphérique détectée par un capteur de pression absolue ; et une unité de traitement qui génère des informations de position/altitude de cabine en associant la position de cabine acquise par l'unité d'acquisition de position de cabine à l'altitude de cabine acquise par l'unité d'acquisition d'altitude de cabine, l'unité de traitement, dans laquelle l'acquisition de la position de cabine est possible, délivrant la position de cabine acquise par l'unité d'acquisition de position de cabine sous la forme d'informations de position de cabine et, dans laquelle l'acquisition de la position de cabine est impossible, calculant la position de cabine correspondant à l'altitude de cabine, qui a été acquise par l'unité d'acquisition d'altitude de cabine, en tant que position d'estimation de cabine en fonction des informations de position/altitude de cabine, et délivrant la position d'estimation de cabine calculée sous la forme d'informations de position de cabine.
PCT/JP2018/025828 2018-07-09 2018-07-09 Système d'ascenseur WO2020012518A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2018/025828 WO2020012518A1 (fr) 2018-07-09 2018-07-09 Système d'ascenseur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2018/025828 WO2020012518A1 (fr) 2018-07-09 2018-07-09 Système d'ascenseur

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WO2020012518A1 true WO2020012518A1 (fr) 2020-01-16

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111115399A (zh) * 2020-01-21 2020-05-08 宜通世纪物联网研究院(广州)有限公司 一种电梯行程的统计方法、装置和存储介质
JP2021123432A (ja) * 2020-01-31 2021-08-30 株式会社日立ビルシステム エレベータシステムおよび乗りかご位置特定方法
CN114701928A (zh) * 2022-04-19 2022-07-05 湖南控网物联科技有限公司 一种楼层校准方法、装置及电梯

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Publication number Priority date Publication date Assignee Title
JP2008024395A (ja) * 2006-07-19 2008-02-07 Hitachi Ltd エレベータ制御装置
WO2011111096A1 (fr) * 2010-03-10 2011-09-15 株式会社 日立製作所 Ascenseur équipé d'un capteur de position sûre
US20110259674A1 (en) * 2008-12-23 2011-10-27 Gert Silberhorn Elevator installation
JP2015168502A (ja) * 2014-03-06 2015-09-28 三菱電機株式会社 エレベータ装置および階床判定方法
JP2016159994A (ja) * 2015-02-27 2016-09-05 株式会社日立製作所 エレベーター
JP2017149547A (ja) * 2016-02-25 2017-08-31 キヤノン株式会社 撮像装置
JP2018065696A (ja) * 2016-10-20 2018-04-26 オーチス エレベータ カンパニーＯｔｉｓ Ｅｌｅｖａｔｏｒ Ｃｏｍｐａｎｙ ビル・トラフィック・アナライザ、および建物内の乗客の流れの分析方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008024395A (ja) * 2006-07-19 2008-02-07 Hitachi Ltd エレベータ制御装置
US20110259674A1 (en) * 2008-12-23 2011-10-27 Gert Silberhorn Elevator installation
WO2011111096A1 (fr) * 2010-03-10 2011-09-15 株式会社 日立製作所 Ascenseur équipé d'un capteur de position sûre
JP2015168502A (ja) * 2014-03-06 2015-09-28 三菱電機株式会社 エレベータ装置および階床判定方法
JP2016159994A (ja) * 2015-02-27 2016-09-05 株式会社日立製作所 エレベーター
JP2017149547A (ja) * 2016-02-25 2017-08-31 キヤノン株式会社 撮像装置
JP2018065696A (ja) * 2016-10-20 2018-04-26 オーチス エレベータ カンパニーＯｔｉｓ Ｅｌｅｖａｔｏｒ Ｃｏｍｐａｎｙ ビル・トラフィック・アナライザ、および建物内の乗客の流れの分析方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111115399A (zh) * 2020-01-21 2020-05-08 宜通世纪物联网研究院(广州)有限公司 一种电梯行程的统计方法、装置和存储介质
CN111115399B (zh) * 2020-01-21 2021-06-08 宜通世纪物联网研究院(广州)有限公司 一种电梯行程的统计方法、装置和存储介质
JP2021123432A (ja) * 2020-01-31 2021-08-30 株式会社日立ビルシステム エレベータシステムおよび乗りかご位置特定方法
JP7229188B2 (ja) 2020-01-31 2023-02-27 株式会社日立ビルシステム エレベータシステムおよび乗りかご位置特定方法
CN114701928A (zh) * 2022-04-19 2022-07-05 湖南控网物联科技有限公司 一种楼层校准方法、装置及电梯
CN114701928B (zh) * 2022-04-19 2023-04-07 湖南控网物联科技有限公司 一种楼层校准方法、装置及电梯

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