WO2000003209A2 - Procede et dispositif de visualisation de differents parametres concernant la consommation en eau dans une canalisation - Google Patents

Procede et dispositif de visualisation de differents parametres concernant la consommation en eau dans une canalisation Download PDF

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Publication number
WO2000003209A2
WO2000003209A2 PCT/FR1999/001709 FR9901709W WO0003209A2 WO 2000003209 A2 WO2000003209 A2 WO 2000003209A2 FR 9901709 W FR9901709 W FR 9901709W WO 0003209 A2 WO0003209 A2 WO 0003209A2
Authority
WO
WIPO (PCT)
Prior art keywords
microcontroller
consumption
alarm
management
information
Prior art date
Application number
PCT/FR1999/001709
Other languages
English (en)
French (fr)
Other versions
WO2000003209A3 (fr
Inventor
Patrick Jourdas
Original Assignee
Houri, Rachid
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 Houri, Rachid filed Critical Houri, Rachid
Priority to AU46280/99A priority Critical patent/AU4628099A/en
Priority to EP99929478A priority patent/EP1144962A3/de
Priority to CA002337345A priority patent/CA2337345A1/fr
Publication of WO2000003209A2 publication Critical patent/WO2000003209A2/fr
Publication of WO2000003209A3 publication Critical patent/WO2000003209A3/fr

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/07Integration to give total flow, e.g. using mechanically-operated integrating mechanism
    • G01F15/075Integration to give total flow, e.g. using mechanically-operated integrating mechanism using electrically-operated integrating means
    • G01F15/0755Integration to give total flow, e.g. using mechanically-operated integrating mechanism using electrically-operated integrating means involving digital counting
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/06Indicating or recording devices
    • G01F15/061Indicating or recording devices for remote indication
    • G01F15/063Indicating or recording devices for remote indication using electrical means

Definitions

  • the present invention relates to the field of water meters, and more particularly to the field of devices for displaying the various parameters relating to the consumption of running water.
  • This kind of device is to allow, to visualize at any time and remotely a certain number of data concerning the water consumption, data measured just downstream from the meter of the water supply company or instead of the latter, and transferred, after processing, to a display means such as a digital screen or a computer screen.
  • a display means such as a digital screen or a computer screen.
  • the device includes a measurement unit which is used to measure the amount of electricity supplied via an input line to a consumer via an output line.
  • the electricity units used are recorded by a central processor unit (CPU) which powers a display.
  • CPU central processor unit
  • the quantity consumed during similar consecutive periods is measured in a time unit / module and is stored in memory.
  • the measurement unit, the CPU, the display, the module and the memory operate thanks to pulses supplied by the clock.
  • Information on total electricity consumption is sent through a port and an output line.
  • EP 0 458 995 A which relates to a measuring device for determining, processing and displaying data concerning flow rates of liquids, gases or electric current, comprising an electronic measuring and control system, a microcomputer intended for the processing of data obtained in measurement and control electronics and comprising a long-term memory, a control unit comprising control and operating keys and a display unit for displaying selected functional data and determined measurement values.
  • the measurement and control electronics include functional sensors which correspond to functional elements and which display only the functions which are provided for the measuring device, the long-term memory containing in the form of a maximum list, the complete data set of all the functional elements I g of a kind of measuring device and the functional data associated therewith for the measurement and display of measured values and of states as well as the choice of operating data, all the data in the maximum list being classified by functional groups and each provided with a characteristic number which can be selected by
  • each functional element having an individual service code associated with the characteristic number, which can be identified by the microcomputer, the microcomputer being designed so as to cyclically interrogate all the functional elements at the using the operating sensors and compare their service codes to the characteristic 2 Q digits of the maximum list and to activate, in the event of a coincidence of the service code and the characteristic digit, this maximum list in order to make it a device list whose data can be accepted by the operating keys and appear on the display unit
  • the present invention proposes to have just downstream of the meter of the water supply company, or even in place of the latter, a
  • the present invention also proposes to warn the user of the device when overconsumption compared to the established threshold and / or a leak are detected.
  • This overconsumption can come from a leak or an oversight, but it can also correspond to a consumption threshold that has been set, for example over a month or a year.
  • the leak can come, for example, from a valve that is not properly closed or from a pipe showing one or more weaknesses.
  • the alarm means then implemented can be, for example, I g a message on the screen and or a flashing indicator light, and / or a siren
  • the invention makes it possible to display exactly on the display means the quantity consumed and / or the flow rate of the leak.
  • the present invention also proposes that the information processing center comprises electronic elements of simple and inexpensive invoices, a sampling microcontroller measuring the number of pulses sent by the sensor. volumetric, a management microcontroller ensuring the processing and management of the data collected and the interface with the user as well as an external memory of type EEPROM 0
  • An important advantage of this invention is to make it possible to raise awareness, using different menus, consumers (tenants, owners, wealth management companies, sports clubs, OPAC HLM, etc.) to fight against waste and control their consumption.
  • the device according to the invention also constitutes an important element in the rise in power of home automation.
  • all the information collected by the pulse sensor can be transmitted to a fixed or portable terminal computer in constant or occasional connection with the device, and a central computer can simultaneously manage the information coming from several boxes and introduce or modify it.
  • the invention therefore makes it possible to remotely manage all the parameters of the water consumption, either directly in the accommodation using a box provided with a digital screen placed for example in a passenger place, or on a terminal computer. fixed or portable, either on a central CT computer in the case of a collective building, and even several of these possibilities at the same time.
  • the invention also makes it possible to envisage a remote recording of consumption by radio means, thereby eliminating travel costs and reading errors. This advantage is likely to interest collective property management companies, but also
  • functions are also provided for detecting a malfunction of the device in the event that the consumer seeks to damage the device in order to modify the data.
  • the device is designed so that the electrical consumption j Q does not exceed 2 miliwatts an hour.
  • the device comprises a digital display disposed on a housing and for indicating the meter consumption condition of water from the water company which is located mostly outside the housing, as well as the other parameters of I c consumption, on demand.
  • the display is connected by a bus link, via an information processing center also located in the box, to the company's counter or to a pulse sensor placed just downstream of this counter.
  • the assembly is suitably supplied with electrical energy, at a voltage of 220 volts, but has means enabling this supply to be supplemented in the event of a power failure.
  • the device is powered by a 3.5 V battery and its autonomy is more than 7 years.
  • the occupants of the dwelling can have
  • the system encourages users to moderate their water consumption, thanks to the fact that the state of the meter is permanently accessible to them, which they can constantly compare their consumption of the month, semester or year to previous values in volume or cost
  • the device according to the invention also makes it possible to very easily know the exact consumption of each of the devices using water in the dwelling, such as flushing devices, the washing machine and the dishwasher in particular, thanks to the presence of a partial totalization function which can be activated and reset at will.
  • the user can implement, for example, at his request:
  • a standby state characterizes the device.
  • This standby state can take the form, for example, of a display of the date and time.
  • the overconsumption threshold can of course be adjusted.
  • the selection of the "consumption” menu is done by pressing the “consumption” button.
  • the selection of the "information" menu is done by pressing the "information" button.
  • the second version intended for collective buildings, presents 0 one or even two important differences with the first; on the one hand the information processing center is no longer necessarily in connection with a display screen located in the accommodation and above all, the information processing center includes one or more connection sockets allowing the transfer of information , simultaneously or deferred, to a fixed or portable computer or to a modem.
  • the information concerning the consumption parameters of each dwelling or of each group of accommodation is thus visible directly on the screen of the computer and can then be directly used for invoicing for example.
  • the manager it is also possible for the manager to enter information or to modify existing information such as prices.
  • FIG. 2 illustrates a possible presentation of the digital display, of the control buttons and of the indicators according to a preferred version of the invention
  • FIG. 3 illustrates the content of the information processing center
  • FIG. 4 illustrates the flow diagram of the three main functions of the sampling microcontroller
  • FIG. 5 illustrates the flow diagram of the function for managing the pulses by the sampling microcontroller
  • FIG. 6 illustrates the flow diagram of the time management function by the sampling microcontroller
  • FIG. 7 illustrates the flowchart of the management function of the communication with the management microcontroller.
  • the device according to the invention is a device (1) for displaying various parameters relating to the water consumption in the downstream part (2a) of a pipe (2), of the type comprising a pulse sensor ( 3) disposed on the upstream part (2b) of said pipe (2), the information supplied by said pulse sensor (3) being processed by an information processing center (4) and being visible on display means .
  • the pulse sensor (3) can for example be a volumetric sensor with magnetic pulses or with sensitive blades or an optical sensor or even a single jet or multiple jet sensor.
  • a pulse is transmitted to the information processing center (4) via a bus link (5) which connects the volumetric sensor
  • the device provides measurement, visualization, alarm and recording functions.
  • the functions performed two main categories can be distinguished: permanent functions and advanced functions. This breakdown ensures minimum operation in the absence of a mains, the advanced functions being displayed only when the necessary energy is available.
  • the permanent functions are counting and time stamping and the advanced functions are the measurement display, the alarm, the history display and the configuration.
  • Said information processing center (4) illustrated in FIG. 3 comprises a sampling microcontroller (7) measuring the number of pulses sent by said pulse sensor (3), a management microcontroller (7 ') ensuring the processing and managing the data collected and the interface with the user as well as an external memory (8) of the EEPROM type.
  • the sampling microcontroller (7) is programmed to monitor the management microcontroller (7), for example by sending every two seconds a frame specific to the management microcontroller (7 ').
  • the information processing center (4) is preferably arranged in a housing (11).
  • the reading (sampling) of the line coming from the pulse sensor is carried out for example by a sampling microcontroller (7) of the PIC 12c508 type from MICROCHIP. It is this same microcontroller that also counts time. Its characteristics allow operation in low consumption, the management of a counter overflowing every second to count the time.
  • the frequency of the PIC 12c508 oscillator can, for example, be 32768 Hz in order to have a low consumption
  • the consumption is managed by a management microcontroller (7 ') of the type 80c32 from PHILIPS.
  • the 80c32 can be clocked by a quartz at 3.6864 MHz, but it can also work with a quartz at 11.0592 MHz for example for the version ensuring the remote reading by transmitter / receiver H. F.
  • the PIC 12c508 sends a frame to the 80c32 containing the time value (the number of seconds since the PIC was started) and the counter value (the number of pulses received, i.e. the number of quarter liters consumed).
  • the PIC microcontroller program (7) performs the following functions:
  • a frame is sent to the 80c32, every I o every two seconds, containing the number of seconds since the start of the
  • the external memory (8) is preferably an EEPROM type memory, electrically erasable, having a capacity of 8 KB.
  • Said display means can consist alternately or cumulatively of a digital display (12) and or a terminal 0 computer screen (13).
  • the digital display (12) is integrated into the housing (11) and the terminal computer (13) can be in direct or indirect connection - via a modem (14) - with the information processing center ( 4).
  • the information processing center (4) comprises alternately or cumulatively a terminal connector (15) making it possible to transfer the information to the terminal computer (13) and / or a modem connector (16) making it possible to transfer the information by the modem (14).
  • the device is supplied with energy by the sector (17) but the sampling microcontroller (7) comprises a battery (18) making it possible to supply the mains supply during power cuts.
  • the management microcontroller (7 ') is no longer supplied and the sampling microcontroller (7) switches to the battery supply (18).
  • the autonomy of the device is very important in the event of a power failure because the current consumed by the sampling microcontroller (7) is very low.
  • the mains supply is carried out directly in the housing.
  • the housing must therefore include a transformer, a rectifier bridge and a switching converter, which can optionally be integrated into a circuit (10).
  • the volumetric sensor (3) can be positioned downstream of the meter of the water supply company (19) or in place of the latter.
  • the housing (11) includes a digital display (12) illustrating the standby position.
  • the information processing center (4) comprises two indicators (20,21) flush with the surface of the housing (11), one
  • the indicator (20) is green.
  • the indicator light (21) can for example be fixed when the programmed monthly volume has been exceeded, which corresponds to the overconsumption alarm, and flashing when a leak or a oversight has been observed, which corresponds to the flight.
  • the indicator (21) is red
  • the indicators (20 and 21) are for example LEDs
  • the information central processing unit (4) also comprises three push-buttons (22, 23 and 24) making it possible to control the various menus giving access to the various parameters relating to water consumption.
  • the push buttons are also flush with the surface of the housing (11).
  • the push button (22) is the information button, controlling the appearance of the information menu
  • the push button (23) is the consumption button, controlling the appearance of the consumption menu
  • the button (24) is the setting button. , controlling the appearance of the setting menu.
  • the push-buttons (22, 23 and 24) combine several functions:
  • the button (22) also makes it possible to decrease the digits of the selected digit, during adjustment as well as to start or stop the trip odometer,
  • the button (23) also makes it possible to increase the digit of the selected digit, during adjustment as well as to reset the partial totalizer and,
  • the button (24) also allows you to validate all the choices made previously in the menus.
  • the device saves in the EEPROM memory a certain number of data relating to the different functions:
  • the device can also include a warning system in the event of a malfunction. For example, when the fuse has blown or when a battery is too low, a message may appear on the screen and / or an indicator light may light up to alert users. 0 All alarm systems can of course transmit alarm messages via the modem (14).
  • FIG. 4 illustrates the flow diagram of the three main functions of the sampling microcontroller (7), namely pulse management, developed in FIG. 5, time management, developed in FIG. 6 and management of communications with the microcontroller of FIG. management (7 '), developed figure
  • the operation of the leak alarm is very specific.
  • the counter From start-up, the counter observes consumption for 0 eighteen ten-minute periods.
  • the screen displays, by cUgnotating, an alarm message of the type: RISK OF LEAKAGE OF 1 L / 10 min
  • the sound leakage alarm then starts if it is activated.
  • the operation of consumption backups in the external EEPROM memory is also particular.
  • the EEPROM stores the following information
  • each recording of the counter value is immediately preceded by a reading of this value (thus, we have the most precise information at the time of recording) I 0
  • These backups are used to reset the device with the correct values (in case of power failure for example)
  • the time counting by the sampling microcontroller is done as follows • using the Timer 0 of the PIC It is an 8-bit register (256 values) of which one can define a
  • 1 5 prescale using the OPTION register of the PIC.
  • the prescaler is 1 32
  • the clock is at 32768 Hz so the register will overflow at the end of the 0 time T,
  • the PIC program detects the passage to 127 of the value of the Timer O (that is to say in the middle of its range of variation: 0..255) and increments the number of seconds with each passage.
  • the PIC could send frames every second, but to facilitate reception, we send a frame every two seconds Indeed, for secure reception, it is necessary to have a time between the end of transmission of a frame and the start of transmission of the next one, markedly greater than the maximum time between the transmission of two bits.
  • the frame sent by the PIC can, for example, be 64 bits
  • the first 32 bits represent the number of pulses counted since the power up of the PIC, and the following 32 represent the number of seconds elapsed since the power up of the peak in starting each time with the most significant bit, which makes it possible to count 4.3. 10 ° pulses, or one million m ⁇ , or a period of about 40 years at a constant flow of 3 m ⁇ / hour.
  • the number of elapsed seconds is stored on 32 bits, which makes it possible to count 4,3.10 ° seconds, that is to say approximately 136 years.
  • the management of the flow led it is possible, from the number of pulses received, to calculate a maximum terminal value which makes it possible to cause the green led to proportional to the flow using a timer that overflows every ten minutes.
  • the value of the maximum terminal gives the time (multipUé per 10 ms) between two lights of the led. The LED stays on for 100 ms.
PCT/FR1999/001709 1998-07-13 1999-07-13 Procede et dispositif de visualisation de differents parametres concernant la consommation en eau dans une canalisation WO2000003209A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU46280/99A AU4628099A (en) 1998-07-13 1999-07-13 Method and device for displaying various parameters concerning water consumptionin a supply conduit
EP99929478A EP1144962A3 (de) 1998-07-13 1999-07-13 Verfahren und vorrichtung zum dahrstellen verschiedener parametern des wasserverbrauches in einer rohrleitung
CA002337345A CA2337345A1 (fr) 1998-07-13 1999-07-13 Procede et dispositif de visualisation de differents parametres concernant la consommation en eau dans une canalisation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9809121 1998-07-13
FR98/09121 1998-07-13

Publications (2)

Publication Number Publication Date
WO2000003209A2 true WO2000003209A2 (fr) 2000-01-20
WO2000003209A3 WO2000003209A3 (fr) 2001-09-13

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PCT/FR1999/001709 WO2000003209A2 (fr) 1998-07-13 1999-07-13 Procede et dispositif de visualisation de differents parametres concernant la consommation en eau dans une canalisation

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EP (1) EP1144962A3 (de)
AU (1) AU4628099A (de)
CA (1) CA2337345A1 (de)
WO (1) WO2000003209A2 (de)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2803657A1 (fr) * 2000-01-10 2001-07-13 Patrick Jourdas Procede et dispositif de mesure fiabilisee de la quantite de fluide circulant dans une canalisation
WO2002077581A1 (en) * 2001-03-22 2002-10-03 Fernando Milanes Garcia-Moreno Electronic method and system for instant creation and storage of consumption histograms in drinkable water tapping points
WO2002084227A1 (en) * 2001-04-13 2002-10-24 Badger Meter, Inc. Meter register with programmable meter pulse output resolution
GB2449670A (en) * 2007-05-30 2008-12-03 Jeremy Thomas Resource consumption monitoring and control
EP2182331A1 (de) * 2008-11-04 2010-05-05 VEGA Grieshaber KG Auslagerung einer Komponente mit Auswirkung auf die Sicherheitsfunktion aus dem sicherheitsrelevanten Bereich
EP2187185A1 (de) * 2008-11-17 2010-05-19 VEGA Grieshaber KG Feldgerät mit getrennten Speicherbereichen

Citations (7)

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EP0293639A2 (de) * 1987-05-14 1988-12-07 Gas-, Elektrizitäts- Und Wasserwerke Köln Ag. Einrichtung zur Erfassung, Speicherung und/oder Beeinflussung von Verbrauchszählern
EP0458995A1 (de) * 1990-05-29 1991-12-04 Siemens Aktiengesellschaft Messgerät zum Ermitteln, Verarbeiten und Anzeigen von Daten über Durchflussmengen von Flüssigkeiten, Gasen oder elektrischen Strömen
GB2251506A (en) * 1990-12-14 1992-07-08 Platon Flow Control Leak detector
EP0661526A1 (de) * 1993-12-02 1995-07-05 MAYCOM Communications Ltd. Verfahren und System zur Informationserfassung von Wasserzählern
US5565862A (en) * 1995-03-28 1996-10-15 The Titan Corporation Collection and management of pipeline-flow data
GB2300721A (en) * 1995-05-06 1996-11-13 Siemens Measurements Ltd Improvements in or relating to utility meters
WO1998005013A1 (en) * 1996-07-31 1998-02-05 Sacramento Municipal Utility District An integrated circuit design automatic utility meter: apparatus and method

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JP3077401B2 (ja) * 1992-07-31 2000-08-14 松下電器産業株式会社 水道監視装置

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EP0293639A2 (de) * 1987-05-14 1988-12-07 Gas-, Elektrizitäts- Und Wasserwerke Köln Ag. Einrichtung zur Erfassung, Speicherung und/oder Beeinflussung von Verbrauchszählern
EP0458995A1 (de) * 1990-05-29 1991-12-04 Siemens Aktiengesellschaft Messgerät zum Ermitteln, Verarbeiten und Anzeigen von Daten über Durchflussmengen von Flüssigkeiten, Gasen oder elektrischen Strömen
GB2251506A (en) * 1990-12-14 1992-07-08 Platon Flow Control Leak detector
EP0661526A1 (de) * 1993-12-02 1995-07-05 MAYCOM Communications Ltd. Verfahren und System zur Informationserfassung von Wasserzählern
US5565862A (en) * 1995-03-28 1996-10-15 The Titan Corporation Collection and management of pipeline-flow data
GB2300721A (en) * 1995-05-06 1996-11-13 Siemens Measurements Ltd Improvements in or relating to utility meters
WO1998005013A1 (en) * 1996-07-31 1998-02-05 Sacramento Municipal Utility District An integrated circuit design automatic utility meter: apparatus and method

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Title
PATENT ABSTRACTS OF JAPAN vol. 018, no. 281 (P-1744), 27 mai 1994 (1994-05-27) & JP 06 050786 A (MATSUSHITA ELECTRIC IND CO LTD), 25 février 1994 (1994-02-25) *

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2803657A1 (fr) * 2000-01-10 2001-07-13 Patrick Jourdas Procede et dispositif de mesure fiabilisee de la quantite de fluide circulant dans une canalisation
WO2001051900A2 (fr) * 2000-01-10 2001-07-19 Houri, Rachid Dispositif de mesure fiabilisee de la quantite de fluide circulant dans une canalisation et systeme fiabilise de reception de donnees equipe de tel dispositif
WO2001051900A3 (fr) * 2000-01-10 2002-01-17 Houri Rachid Dispositif de mesure fiabilisee de la quantite de fluide circulant dans une canalisation et systeme fiabilise de reception de donnees equipe de tel dispositif
WO2002077581A1 (en) * 2001-03-22 2002-10-03 Fernando Milanes Garcia-Moreno Electronic method and system for instant creation and storage of consumption histograms in drinkable water tapping points
US8423302B2 (en) 2001-03-22 2013-04-16 Fernando Milanes Garcia-Moreno Electronic method and system for instant creation and storage of consumption histograms in drinkable water tapping points
WO2002084227A1 (en) * 2001-04-13 2002-10-24 Badger Meter, Inc. Meter register with programmable meter pulse output resolution
US6611769B2 (en) 2001-04-13 2003-08-26 Badger Meter, Inc. Meter register with programming and data port and meter input resolution factor
GB2449670A (en) * 2007-05-30 2008-12-03 Jeremy Thomas Resource consumption monitoring and control
EP2182331A1 (de) * 2008-11-04 2010-05-05 VEGA Grieshaber KG Auslagerung einer Komponente mit Auswirkung auf die Sicherheitsfunktion aus dem sicherheitsrelevanten Bereich
US8423321B2 (en) 2008-11-04 2013-04-16 Vega Grieshaber Kg Transfer of a component with effect on the safety function from the safety-relevant area
EP2187185A1 (de) * 2008-11-17 2010-05-19 VEGA Grieshaber KG Feldgerät mit getrennten Speicherbereichen
US8706995B2 (en) 2008-11-17 2014-04-22 Vega Grieshaber Kg Field device with separated memory areas

Also Published As

Publication number Publication date
AU4628099A (en) 2000-02-01
CA2337345A1 (fr) 2000-01-20
EP1144962A3 (de) 2001-12-05
WO2000003209A3 (fr) 2001-09-13
EP1144962A2 (de) 2001-10-17

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