WO2019120175A1 - Système de commande de puissance de chauffage et procédé de commande - Google Patents

Système de commande de puissance de chauffage et procédé de commande Download PDF

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Publication number
WO2019120175A1
WO2019120175A1 PCT/CN2018/121521 CN2018121521W WO2019120175A1 WO 2019120175 A1 WO2019120175 A1 WO 2019120175A1 CN 2018121521 W CN2018121521 W CN 2018121521W WO 2019120175 A1 WO2019120175 A1 WO 2019120175A1
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Prior art keywords
ambient temperature
control device
module
heater
temperature detecting
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PCT/CN2018/121521
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English (en)
Chinese (zh)
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黎志慧
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联邦气体工程有限公司
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Publication of WO2019120175A1 publication Critical patent/WO2019120175A1/fr

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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Definitions

  • the present application relates to the field of temperature control technology, and in particular, to a heater power control system and a control method.
  • a heater is a device that converts input energy into heat output.
  • the heat output control mode of the heater mainly has two methods: a fixed heat power output mode and a heat power output mode with a temperature feedback mechanism.
  • the fixed heat power output type of the heater itself does not have the function of detecting the heat output power, and can generate one or several fixed heat output rates only by the preset one or several fixed energy input rates. Since the range of adjustable heat output power has been limited, the user cannot make finer adjustments to it, which is likely to cause waste of energy. For example, if the heater has a fixed output power of 5KW ⁇ 10KW ⁇ 15KW, the user cannot select other sizes of output power as needed. On the one hand, it is easy to cause energy waste, and on the other hand, it cannot adapt to occasions that require precise temperature control.
  • the heater For a heater with a temperature feedback mechanism, the heater needs to be operated first (heating). After a period of time, the temperature sensor at the heat output outlet can detect the heat output rate for feedback control. Therefore, the thermal power output mode with temperature feedback mechanism is limited by the objective time of the feedback mechanism, and the control of the heat output of the heater is delayed. Therefore, it is easy to cause energy waste, and it is impossible to adapt to occasions requiring precise temperature control.
  • the current sensor for collecting ambient temperature in the heater is usually arranged, so only the temperature of certain specific locations can be collected, and the more accurate temperature distribution in the environmental space cannot be obtained.
  • the present application provides a heater power control system capable of reducing energy waste while adapting to precise temperature control occasions.
  • a heater power control system comprising:
  • the ambient temperature detecting device adopts wireless matrix passive acquisition and generates distribution data of ambient temperature
  • a heater control device for controlling the energy input rate and the heat output power of the heater
  • a centralized control device for comprehensively controlling the ambient temperature detecting device and the heater control device.
  • the ambient temperature detecting device includes an ambient temperature detecting module, a first pairing module, and a first data transmission module;
  • the heater control device includes a heater input power control module, a second pairing module, and a second data transmission module;
  • the centralized control device includes an input module, a display module, a third pairing module, and a third data transmission module;
  • the first pairing module, the second pairing module, and the third pairing module are used for sensing and recognizing each other between the ambient temperature detecting device, the heater control device, and the centralized control device, and establishing a connection relationship;
  • the first data transmission module, the second data transmission module, and the third data transmission module are used for data transmission between the ambient temperature detecting device, the heater control device, and the centralized control device.
  • the ambient temperature detecting device further includes a first central processing module
  • the heater control device further includes a second central processing module
  • the centralized control device also includes a third central processing module.
  • the ambient temperature detecting module comprises a matrix ambient temperature collector and a rotating mechanism
  • the rotating mechanism is configured to drive the matrix ambient temperature collector to rotate and/or swing.
  • the matrix ambient temperature collector comprises a PIR detector.
  • the first pairing module, the second pairing module, and the third pairing module comprise an IR wireless sensor and/or a Bluetooth wireless sensor.
  • the ambient temperature detecting device has at least two;
  • the ambient temperature detecting device is connected to at least one of the heater control devices.
  • the heater control device has at least two;
  • the heater control device is connected to at least one of the ambient temperature detecting devices.
  • the ambient temperature detecting device and the heater control device are the same in number and are individually paired.
  • the ambient temperature detecting device further includes a first power module
  • the heater control device further includes a second power module
  • the centralized control device also includes a third power module.
  • a method for controlling a heater power control system the system being the system described in any one of the above embodiments, the method comprising:
  • the energy input rate is determined based on the target heat output rate.
  • the method further includes:
  • the energy input rate is determined based on the heat output rate.
  • the method further includes:
  • the matrix ambient temperature collector is controlled to rotate and/or oscillate to increase the spatial extent of temperature acquisition.
  • the above heater power control system and control method collects temperature distribution data in an environment by using an environmental temperature detecting device that wirelessly collects and generates ambient temperature distribution data, and transmits the collected ambient temperature distribution data to the centralized control device.
  • the set temperature data is sent to the heater control unit together.
  • the heater control device calculates a target heat output rate of the heat exchanger control device based on the distribution data of the ambient temperature and the set temperature data, and determines the energy input rate based on the target heat output rate. Therefore, it is possible to set the most suitable energy input rate before the heater is heated, reduce energy waste, and achieve precise temperature control.
  • FIG. 1 is a schematic structural diagram of a system of a heater power control system according to a first embodiment
  • FIG. 2 is a schematic structural diagram of a system of a heater power control system according to a second embodiment
  • FIG. 3 is a schematic structural diagram of a system of a heater power control system according to a third embodiment
  • DESCRIPTION OF REFERENCE NUMERALS 100 ambient temperature detecting device; 110. first central processing module; 120. first pairing module; 130. first data transmission module; 140. ambient temperature detecting module; 150. first power module; Heater control device; 210. second central processing module; 220. second pairing module; 230. second data transmission module; 240. heater input power control module; 250. second power module; 300. centralized control device 310. Third central processing module; 320. Third pairing module; 330. Third data transmission module; 340. Input module; 350. Third power module; 360. Display module.
  • connection A collection of program statements of a certain function, units that can be combined, decomposed, and replaced in the system structure; the meaning of the word "connection" and its derivatives can be directly or indirectly connected, included, interconnected with, Included in, connected to, connected to, coupled to, coupled to, coupled with, cooperating with, cooperating with, interlacing, juxtaposed, contiguous, constrained, possessed, possessed, etc. It should be noted that the functionality associated with any particular controller may be implemented centrally or remotely or distributed. Definitions of certain words and words throughout this patent document are provided, and those of ordinary skill in the art will understand that in many instances or in most cases, such definitions apply to the words and words so defined and Future use.
  • a heater power control system includes an ambient temperature detecting device 100, a heater control device 200, and a centralized control device 300.
  • the ambient temperature detecting device 100 adopts a wireless matrix passive acquisition and generates distribution data of the ambient temperature.
  • the heater control device 200 is used to control the energy input rate and heat output power of the heater.
  • the centralized control device 300 is for comprehensive control of the ambient temperature detecting device and the heater control device. Information matching and data transmission can be performed between the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300.
  • the ambient temperature detecting device 100 as a sensor module for the ambient temperature is capable of collecting and generating distribution data of the ambient temperature while transmitting the collected distribution data of the ambient temperature to the heater control device 200 and the centralized control device 300.
  • the heater control device 200 can receive the distribution data of the ambient temperature collected by the ambient temperature detecting device 100 and the control command sent by the centralized control device 300, and perform calculation processing on the received information and output adjustment. Control signal for heat output rate.
  • the temperature distribution data in the environment can be collected by the ambient temperature detecting device 100 that passively acquires and generates the distribution data of the ambient temperature by using the wireless matrix, and the collected ambient temperature distribution data is the same as the set temperature sent by the centralized control device 300.
  • the data is sent together to the heater control device 200.
  • the heater control device 200 can calculate the target heat output rate of the heat exchanger control device based on the distribution data of the ambient temperature and the set temperature data, and determine the energy input rate according to the target heat output rate. Therefore, it is possible to set the most suitable energy input rate before the heater is heated, reduce energy waste, and achieve precise temperature control.
  • the ambient temperature detecting device 100 includes an ambient temperature detecting module 140 , a first pairing module 120 , and a first data transmitting module 130 .
  • the heater control device 200 includes a heater input power control module 240, a second pairing module 220, and a second data transmission module 230.
  • the centralized control device 300 includes an input module 340, a display module 360, a third pairing module 320, and a third data transmission module 330.
  • the ambient temperature detecting module 140 passively collects the distribution data of the ambient temperature by using a wireless matrix.
  • the heater input power control module 240 is used to control the energy input power and the heat output power of the heater.
  • the input module 340 is used for the user to input a set temperature value or a set thermal output power, inputting the target temperature or the target heat output power.
  • the display module 360 is configured to display ambient temperature distribution information and/or set temperature information, set thermal output power information, information of other devices connected to the centralized controller 300, and the like.
  • the first pairing module 120, the second pairing module 220, and the third pairing module 320 are used for sensing and recognizing each other between the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300, and establishing a connection relationship.
  • the first data transmission module 130, the second data transmission module 230, and the third data transmission module 330 are used for data transmission between the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300. With this arrangement, it is possible to realize automatic recognition and wireless data transmission between the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300.
  • the ambient temperature detecting device 100 further includes a first central processing module 110.
  • the heater control device 200 also includes a second central processing module 210.
  • the centralized control device 300 also includes a third central processing module 310.
  • the ambient temperature detection module 100 includes a matrix ambient temperature collector and a rotating mechanism.
  • the rotating mechanism is used to drive the matrix environment temperature collector to rotate and/or oscillate, that is, the rotating mechanism can control the rotation or swing of the matrix environment temperature collector, and can also control the rotation and swing of the matrix environment temperature collector according to a set program. At the same time. With this arrangement, it is possible to control the rotation and/or oscillation of the matrix ambient temperature collector to increase the spatial extent of temperature acquisition.
  • the matrix ambient temperature collector includes a PIR (Passive Infrared Detection) detector, that is, a passive infrared detector.
  • the passive infrared detector itself does not emit any energy and only passively receives and detects infrared radiation from the environment.
  • Passive infrared detectors are mainly composed of optical systems, thermal sensors (or infrared sensors) and alarm controllers.
  • the core component is an infrared detector, and the change of thermal radiation in a stereoscopic space can be detected by the cooperation of the optical system.
  • the infrared radiation is stronger because any object has radiation and the object with a higher temperature. Therefore, the passive infrared detector can detect the temperature distribution of the environmental space within the detection range covered by the passive infrared detector.
  • passive alarm detectors have the advantages of good detection performance, easy installation and assembly with other electronic components, and low price.
  • the ambient temperature detecting module 100 in the system of the present application can obtain a wider temperature detecting range without adding excessive extra cost, and the installation is convenient and the control is simple.
  • the first pairing module 120, the second pairing module 220, and the third pairing module 320 include an IR (Infrared) wireless sensor.
  • the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300 can identify and establish a communication connection relationship through the infrared wireless sensor, and the IR wireless sensor has a long transmission distance of the infrared data, and the detector is easy to install and Easy to assemble with other electronic components, cheap and easy to control.
  • the first pairing module 120, the second pairing module 220, and the third pairing module 320 comprise Bluetooth wireless sensors.
  • the Bluetooth wireless sensor mainly includes two modules: a sensor module (SensorModule) and a Bluetooth wireless module (BluetoothModule).
  • the former is mainly used for data acquisition of on-site signals, converting analog quantities of on-site signals into digital quantities, and completing digital conversion and storage.
  • the latter runs the Bluetooth wireless communication protocol, enabling the sensor device to meet the Bluetooth wireless communication protocol specification and wirelessly transmitting the field data to other Bluetooth devices.
  • the task scheduling, mutual communication, and communication with the host computer between the two modules are controlled by the control program.
  • the control program includes a scheduling mechanism, and completes the data transmission between the modules and the communication with other Bluetooth devices through message passing, thereby completing the functions of the entire Bluetooth wireless system.
  • the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300 can identify and establish communication connection relationships and information transmission data through the Bluetooth wireless sensor.
  • the Bluetooth wireless sensor has stable performance, strong information transmission capability, and is easy to install and easy to assemble with other electronic components, and is inexpensive and convenient to control.
  • the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300 in the present application enable stable and reliable identification and data transmission without causing excessive additional cost to the system of the present application.
  • the first pairing module 120, the second pairing module 220, and the third pairing module 320 include an IR (Infrared) wireless sensor and/or a Bluetooth wireless sensor.
  • IR Infrared
  • the identification pairing form of the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300 can be selected, and the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300 can be made therein.
  • one pairing mode pairing is unsuccessful, another pairing mode is selected for pairing, thereby enhancing the reliability of the pairing performance between the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300, and reducing the failure by the single pairing method. The economic loss brought by it.
  • each ambient temperature detecting device 100 must be connected to at least one heater control device 200, that is, each ambient temperature detecting device 100 can connect two or more heater control devices 200. It is also possible to connect two or more ambient temperature detecting devices 100 to a single heater control device 200.
  • the ambient temperature detecting device 100 can directly transmit data to the heater control device 200 (the data is analyzed and processed by the heater control device 200 at this time), or can be transmitted to the centralized control device 300 first, and then centralized control.
  • the device 300 is transmitted to the heater control device 200 (at this time, the data is analyzed by the heater control device 200 or processed by the centralized control device 300 and sent to the heater control device 200).
  • each heater control device 200 there are at least two heater control devices 200, and the heater control device 200 is connected to at least one ambient temperature detecting device 100.
  • two or more heater control devices 200 may be provided for the same application in order to obtain more heat output rates (including total heat input rate and multiple sizes of heat output rates).
  • the data collected by the ambient temperature detecting device 100 is finally transmitted to the heater control device 200 to function.
  • each heater control device 200 must be connected to at least one ambient temperature detecting device 100, that is, each heater control device 200 can connect two or more ambient temperature detecting devices 100, It is also possible that two or more heater control devices 200 are connected to the single ambient temperature detecting device 100.
  • the heater control device 200 can directly receive the data sent by the ambient temperature detecting device 100 (the data is analyzed and processed by the heater control device 200 at this time), or can be received by the ambient temperature detecting device 100 for centralized control.
  • the device 300 transmits and then transmits the data to the heater control device 200 by the centralized control device 300 (the data is analyzed by the heater control device 200 or processed by the centralized control device 300 and sent to the heater control device 200).
  • the number of ambient temperature detecting devices 100 and the heater control device 200 are the same, and are individually paired.
  • each ambient temperature detecting device 100 corresponds to only one particular heater control device 200, and the paired heater control device 200 is no longer paired with other ambient temperature detecting devices 100.
  • one ambient temperature detecting device 100 and one heater control device 200 constitute a single unit, and the plurality of ambient temperature detecting devices 100 and the plurality of heater controlling devices 200 constitute a plurality of independent units, and the plurality of independent units
  • the unit can be controlled by either a centralized controller 300 or a plurality of independent units, each group being controlled by a centralized controller 300. This is so that centralized control and management are realized in a situation where a plurality of areas requiring temperature control are formed, which is easy to operate.
  • At least two of the ambient temperature detecting devices 100 may be included in the independent unit, and the ambient temperature detecting device 100 is connected to at least one heater control device 200.
  • the ambient temperature detecting device 100 is connected to at least one heater control device 200.
  • the ambient temperature detecting device 100 further includes a first power module 150 .
  • the heater control device 200 also includes a second power module 250.
  • the centralized control device 300 also includes a third power module 350.
  • the power module may include the battery component, or may be used as a power source after the power-down module collects the commercial power.
  • the above heater power control system has an energy temperature input rate and a heat output power heater control device 200 and an ambient temperature for controlling the energy input rate and the heat output power of the heater by setting a wireless matrix passive acquisition and generating ambient temperature distribution data.
  • the detecting device 100 and the heater control device 200 perform a centralized control device 300 that performs overall control.
  • the ambient temperature detecting device that uses the wireless matrix passive acquisition and generates the distribution data of the ambient temperature can collect the temperature distribution data in the environment, and send the collected ambient temperature distribution data together with the set temperature data sent by the centralized control device to the fever. Control device.
  • the heater control device calculates a target heat output rate of the heat exchanger control device based on the distribution data of the ambient temperature and the set temperature data, and determines the energy input rate based on the target heat output rate. Therefore, it is possible to set the most suitable energy input rate before the heater is heated, reduce energy waste, and achieve precise temperature control.
  • the present application further provides a control method for a heater power control system, wherein the heater power control system includes a system, the method including the automatic control mode control method S110-S130:
  • S110 Receive distribution data of the ambient temperature transmitted by the ambient temperature detecting device 100 and set temperature data transmitted by the centralized control device 300.
  • the ambient temperature detecting device 100, the heater control device 200, and the centralized control device 300 implement pairing and establish information transmission relationships through the first pairing module 120, the second pairing module 220, and the third pairing module 320.
  • the ambient temperature data collected by the ambient temperature detecting device 100 can be sent by the first data transmission module 130 and received by the second data transmission module 230 and the third data transmission module 330 to the heater control device 200 and the centralized control device 300, respectively. Transfer temperature data.
  • data is transmitted to the heater control device 200 for displaying the ambient temperature, and data is transmitted to the centralized control device 300 for generating a control signal for controlling the heat output rate of the heater.
  • the centralized control device 300 for generating a control signal for controlling the heat output rate of the heater.
  • the heat output rate of the heater control device 200 can be finally determined by the centralized control device 300 by analyzing the temperature data collected by the ambient temperature detecting device 100 in conjunction with the reference temperature set by the centralized control device 300.
  • S120 Calculate a target heat output rate of the thermal starter control device 200 according to the distribution data of the ambient temperature and the set temperature data.
  • the heater control device 200 receives the distribution data of the ambient temperature sent by the ambient temperature detecting device 100 and the set temperature data sent by the centralized control device 300, and then performs comprehensive analysis processing on the received data to determine an appropriate one.
  • the heat output rate and the heat output rate control signal are generated to mediate and control the heater.
  • S130 Determine an energy input rate according to a target heat output rate.
  • the heater receives the heat output rate control signal from the heater control device 200, and uses the heat output rate as the target heat output rate to control the actual heat output rate.
  • the above automatic control mode control method can pre-calculate the heat output rate of the heater, and at the beginning, the heater is brought into an optimum heat output rate operation state. Therefore, it is possible to avoid the problem that the fixed heat power output mode and the heat power output mode with the temperature feedback mechanism are easy to cause energy waste and cannot be well adapted to the occasion where precise temperature control is required.
  • the method includes a control method S210-S220 of the manual control mode:
  • S210 Receive the set heat output rate data sent by the centralized control device.
  • the centralized control device 300 can directly transmit the target heat output rate signal to the heater control device 200.
  • the heater control device 200 outputs the heat output rate directly to the heater as the target heat output rate to control the heat output rate.
  • S220 Determine an energy input rate according to a heat output rate.
  • the heater receives the heat output rate control signal from the heater control device 200, and uses the heat output rate as the target heat output rate to control the actual heat output rate.
  • the heat output rate of the heater is directly controlled and adjusted according to the target heat output rate set by the person. It is mainly suitable for controlling and adjusting the heat output rate of the heater when the temperature control accuracy is not high, or when the ambient temperature detecting device fails.
  • the method further includes a method of controlling the spatial extent of the temperature acquisition, comprising: controlling the rotation and/or oscillation of the matrix ambient temperature collector to increase the spatial extent of the temperature acquisition.
  • the specific matrix ambient temperature collector has a specific viewing angle range.
  • the present application installs a rotatable and/or oscillating rotating mechanism for the matrix ambient temperature collector. Thereby the matrix ambient temperature collector can be moved to receive temperature information of a larger environmental space like a human eye.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Quality & Reliability (AREA)
  • Control Of Temperature (AREA)
  • Central Heating Systems (AREA)
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Abstract

La présente invention concerne un système de commande de puissance de chauffage et un procédé de commande pour collecter des données de distribution de température dans un environnement en utilisant un dispositif de détection de température ambiante qui collecte et génère des données de distribution de température ambiante d'une manière passive de réseau sans fil, et transmet les données de distribution de température ambiante collectées au dispositif de commande de dispositif de chauffage conjointement avec les données de température réglées transmises par un dispositif de commande centralisé. Le dispositif de commande de dispositif de chauffage calcule un indice de sortie de chaleur cible du dispositif de commande de dispositif de chauffage sur la base des données de distribution de température ambiante et des données de température réglées, et détermine l'indice d'entrée d'énergie sur la base de l'indice de sortie de chaleur cible. Par conséquent, il est possible de régler l'indice d'entrée d'énergie le plus approprié avant que le dispositif de chauffage ne soit chauffé, de manière à réduire le gaspillage d'énergie tout en obtenant une régulation précise de la température.
PCT/CN2018/121521 2017-12-21 2018-12-17 Système de commande de puissance de chauffage et procédé de commande WO2019120175A1 (fr)

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