Measuring station and associated ventilation accessory, ventilation system and control method

Abstract

This measurement station (100), configured to measure at least one air quality parameter and to control at least one ventilation accessory (40), comprises at least one sensor (110) for an air quality parameter, and communication means (120), which include means (122) for receiving pairing information relating to the type and number of ventilation accessories, and transmission means (124) for transmitting commands to each ventilation accessory previously paired. The measuring station comprises an electronic control unit (126), which is configured to determine, as a function of the overall configuration, a preferred ventilation scenario, to receive values measured by the sensor and to determine the commands to be sent to each ventilation accessory as a function of the values received and a preferred ventilation scenario.

1 . A measuring station for a ventilation system, the measuring station being configured to measure at least one air quality parameter and to control at least one ventilation accessory of the ventilation system, the measurement station comprising:
 at least one sensor of an air quality parameter around the measuring station, the sensor being either an integrated sensor, which is housed in a casing of the measuring station, or a remote sensor, which is located outside and at a distance from the casing,   communication means, which include:
 transmission means, which are configured to transmit commands relating to operating states of the ventilation accessory in question to each ventilation accessory, previously paired with the measuring station, 
   an electronic control unit, which comprises a calculation unit and a memory, and which is configured:
 to determine a preferred ventilation scenario based on the overall configuration, 
 to receive values measured by the measuring sensor and to determine, as a function of the values received and a preferred ventilation scenario, the commands to be sent to each ventilation accessory, 
   
       wherein:
 the communication means include receiving means, which are configured to receive configuration information relating to the type of each ventilation accessory and to the number of ventilation accessories of each type, so as to pair each ventilation accessory with the measuring station, all the configuration information received forming an overall configuration of the ventilation installation. 
 
     
     
         2 . The measuring station according to  claim 1 , wherein:
 the at least one sensor includes a temperature sensor and a humidity sensor.   
     
     
         3 . The measuring station according to  claim 2 , wherein:
 the at least one sensor also includes at least one additional sensor selected from a CO 2  sensor, a particulate sensor, a volatile organic compound sensor, a NOx sensor, a SOx sensor and a formaldehyde sensor.   
     
     
         4 . The measuring station according to  claim 1 , wherein:
 the at least one sensor includes an integrated sensor, the measuring station comprising a measuring module, which is received in a housing of the measuring station and which is interchangeable, the integrated sensor forming part of the measuring module.   
     
     
         5 . The measuring station according to  claim 1 , wherein the transmission means are wireless communication means, which operate according to a communication protocol chosen from a list including the protocols:
 Bluetooth, defined by the IEEE 802.15.1:2005 standard,   Bluetooth in a mesh network, as defined by the IEEE 802.15.4:2009 standard,   BLE, LoRa(WAN), ZigBee, as defined by the IEEE 802.15.4:2020 standard.   
     
     
         6 . The measuring station according to  claim 1 , wherein:
 the reception means are able to exchange information with a smartphone, to receive configuration information.   
     
     
         7 . The measuring station according to  claim 6 , wherein:
 the reception means are able to exchange information with the smartphone using:
 a Bluetooth protocol, as defined by the IEEE 802.15.1:2005 standard, or 
 WiFi, as defined by the IEEE 802.11:2016 standard and subsequent revisions or developments. 
   
     
     
         8 . The measuring station according to  claim 1 , wherein:
 the at least one sensor includes a remote sensor, the reception means being able to receive information from the remote sensor, in particular an external sensor, the remote sensor being distinct from the measuring module and being configured to measure an air quality parameter.   
     
     
         9 . The measuring station according to  claim 1 , wherein:
 the communication means include an Internet gateway, the measuring station being configured to exchange data with a remote server,   the measuring station is configured to:
 send air quality measurement and global configuration data to the remote server, and 
 to receive from the remote server an additional ventilation scenario and to store the additional scenario in the memory of the electronic control unit, the additional scenario becoming the preferred ventilation scenario. 
   
     
     
         10 . The measuring station according to  claim 1 , wherein:
 the at least one sensor includes a memory module in which one or more ventilation scenarios are stored,   the measurement station is configured:
 to receive the ventilation scenario or scenarios stored in the sensor memory module, then 
 to record said ventilation scenario or scenarios in the memory of the control unit, then 
 the preferred ventilation scenario is the scenario or one of the scenarios transmitted from the sensor memory module. 
   
     
     
         11 . A ventilation accessory, suitable for being paired with the measuring station according to  claim 1 , the ventilation accessory comprising:
 an air passage,   at least one actuator, which is switchable between several configurations, so as to influence the air flow rate through the air passage, each configuration of the actuator being associated with an operating state of the ventilation accessory,   a unique identifier, the unique identifier being uniquely associated with the type of ventilation accessory in question and being provided for pairing the ventilation accessory with the measuring station,   complementary transmission means, which are configured to cooperate with the transmission means of the measuring station so that, once the ventilation accessory is paired with the measuring station, the ventilation accessory is able to receive commands from the measuring station and is able to switch between the operating states of the ventilation accessory in question.   
     
     
         12 . The ventilation accessory according to  claim 11 , wherein:
 the unique identifier is in the form of a QR Core and/or an RDIF or NFC electronic chip.   
     
     
         13 . The ventilation accessory according to  claim 11 , wherein:
 the ventilation accessory includes a remote sensor, which is configured to measure an air quality parameter, the ventilation accessory being configured to cooperate with the transmission means and/or with the reception means of the measuring station, so as to transmit the results of the measurements of the remote sensor to the measuring station.   
     
     
         14 . A ventilation system, comprising:
 the measuring station according to  claim 1 ,   at least one ventilation accessory,   
       wherein each ventilation accessory is configured to be paired with the measuring station. 
     
     
         15 . A control method of controlling a ventilation system, the control method comprising:
 the supply of a measuring station and at least one ventilation accessory, then   pairing each ventilation accessory with the measuring station, by means of an electronic unit for controlling the measuring station, so as to determine the overall configuration of the ventilation system, then   determining a preferred ventilation scenario, by means of the electronic control unit and considering the overall configuration, then   measurement, by means of at least one measurement sensor, of at least one air quality parameter, then   determining of the at least one measurement sensor and of the preferred ventilation   scenario and by means of the electronic control unit, one or more commands to be transmitted to each ventilation accessory, each command being associated with a respective ventilation accessory, then   transmitting, to each ventilation accessory, the command associated with this ventilation accessory, so that the ventilation accessory changes its operating state.   
     
     
         16 . The control method of  claim 15 , wherein:
 the control method also comprises an initialisation step, which is prior to the determination step and during which one or more ventilation scenarios are transmitted from a memory module of the sensor to the memory of the control unit,   during the determination step, the preferred ventilation scenario is chosen from the ventilation scenario or scenarios transmitted during the initialisation step.   
     
     
         17 . The control method according to  claim 15 , further comprising:
 sending, to a remote server and by means of an Internet gateway of the measuring station, data relating to the air quality measurements and to the overall configuration, then   receiving, from the remote server, an additional ventilation scenario, the additional scenario being drawn up on the basis of the data transmitted by the measuring station to the remote server, then   saving the additional scenario in the memory of the electronic control unit, the additional scenario becoming the preferred ventilation scenario.   
     
     
         18 . The control method of  claim 17 , wherein:
 the additional ventilation scenario is developed using automatic learning methods.