WO2007090609A1 - Dispositif de ventilation pour bâtiments et procédé pour déterminer une position DE CONSIGNE d'un dispositif de fermeture - Google Patents

Dispositif de ventilation pour bâtiments et procédé pour déterminer une position DE CONSIGNE d'un dispositif de fermeture Download PDF

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Publication number
WO2007090609A1
WO2007090609A1 PCT/EP2007/000999 EP2007000999W WO2007090609A1 WO 2007090609 A1 WO2007090609 A1 WO 2007090609A1 EP 2007000999 W EP2007000999 W EP 2007000999W WO 2007090609 A1 WO2007090609 A1 WO 2007090609A1
Authority
WO
WIPO (PCT)
Prior art keywords
ventilation device
building
controller
outside
closing device
Prior art date
Application number
PCT/EP2007/000999
Other languages
German (de)
English (en)
Inventor
Udo Berling
Original Assignee
Berbel Ablufttechnik Gmbh
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 Berbel Ablufttechnik Gmbh filed Critical Berbel Ablufttechnik Gmbh
Publication of WO2007090609A1 publication Critical patent/WO2007090609A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/0001—Control or safety arrangements for ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F2007/0025—Ventilation using vent ports in a wall

Definitions

  • the present invention relates to a ventilation apparatus for buildings having a wall passage provided with a movable shutter.
  • the invention also relates to a method for determining a desired position of a motor-adjustable closing device of a wall passage of a ventilation device by means of an electronic control.
  • Extraction devices are known from the prior art to create exhaust air from buildings.
  • the fans used for the exhaust air systems often have a delivery capacity, with which in theory a significant proportion of the volume of air in the building can be carried away. If, however, no replacement air can flow into the building for the exhaust air sucked in by the exhaust air device, the fan only creates a low-pressure state in the building after a short start-up phase, without removing an appreciable volume of exhaust air which would have to be conveyed out of the building.
  • the missing influx of fresh air is in this way the power limiting factor for the delivery capacity of the exhaust device, and the disturbing exhaust air can not be removed or only insufficiently.
  • the object is achieved for a generic ventilation device by the closing device is adjustable by motor between an open and closed position and the ventilation device has an electronic control with which the desired position of the closing device can be predetermined.
  • the object is achieved for a generic method in that the electronic control system ascertains the current values of a number of parameters, relates the parameter values to one another, and derives therefrom the value for the setpoint position of the closing device.
  • the closing device it is possible to determine a target position for the locking device, in which a reasonable compromise between the requirements for a sufficient supply of fresh air and / or a sufficient amount of exhaust air are fulfilled without disregarding the other parameters that are remarkable for optimized operation.
  • the electronic control can be specified for the locking device a target position in which the relevant influencing factors are taken into account in an appropriate relationship.
  • the value for the nominal position of the closing device By taking into account the current values of several parameters in the method according to the invention, it is possible to adapt the value for the nominal position of the closing device to the current operating conditions of the ventilation device. If a value for the desired position of the closing device can be predetermined by the electronic control, this can be transmitted via a line to the servo motors, by which the locking device can be actuated. The setting of the actual value to the specified nominal position prepares no technical problems.
  • the closing device By adjusting the closing device to an optimized setpoint, which can be specified by the electronic control arbitrarily between a closed position and a maximum open position, the negative pressure in a room during the operation of an exhaust system can be reduced or avoided altogether.
  • the actual capacity of the exhaust device By limiting the influx of fresh air or limiting the outlet opening to dispense exhaust air, the actual capacity of the exhaust device can be lowered below its theoretically possible air delivery volume. In this way, the loss of energy that occurs through the discharge of the exhaust air to the environment can be reduced to a level that is justifiable for the respective ventilation purpose. It is also possible to temporarily increase or decrease the delivery rate by changing the nominal position of the closing device, if this is required. In order to achieve good ventilation results, the locking device can also be regulated at intervals between different closing and open positions back and forth.
  • the drawing shows a preferred embodiment of a device according to the invention.
  • a building with a floor 2 and a wall 4 is shown schematically.
  • a stove 6 above which a fume extraction device 8 is arranged.
  • the extractor device 8 is connected via a pipe to an upper wall passage 10, the closing device 12 is shown in a closed position.
  • the closing device 12 In the closed position of the closing device 12, no air flows generated by the extractor device 8 can pass through the wall passage 10 through to the outside. If the closing device 12 is opened, the exhaust air can, as indicated by the dashed arrows, pass out of the building to the outside.
  • each separate wall outlets 10 are shown for the fresh air intake and the outflowing air, but it is also possible to provide a ventilation device, which is provided with only one wall passage 10 for the supply air, exhaust air and / or a mixed operation.
  • a motor 14 In order to change the locking device 12 in its spatial position, this is in each case connected to a motor 14.
  • a motor Electric motor provided which transmits its rotation to a rotary spindle and thereby changes the spatial position of the locking device 12.
  • the motor 14 is disposed in the wall passage 10, since it is not visible there and does not attract attention. No separate installation space is required for the motor 14, and the motor 14 only insignificantly impedes the supply or exhaust air flowing through the wall passage 10 if the dimensions of the wall passage 10 are sufficiently dimensioned.
  • the motor 14 should be provided with a sensor via which the actual position of the locking device 12 can be determined.
  • the sensor system can either be present in the motor 14, or the transmission means from the motor 14 to the closing device 12 or the closing device 12 is equipped with a corresponding sensor.
  • the motors 14 are each connected via a line 16 to an electronic controller 18.
  • the line 16 may be a low-voltage line used for signal transmission or, in addition or alternatively, a normal-voltage line may be provided with which the motor 14 is supplied with the required electrical power.
  • the motor 14 receives from the controller 18 so either an actuating signal that is automatically implemented by him, or the controller 18 controls the motor 14 so that the result determined by the controller 18 target position of Closing device 12 sets.
  • the controller 18 may also be connected via a line with the closing device 12 or a measuring sensor with which the respective current position of the locking device 12 can be determined at the time of polling. In order to enable a permanently reliable operation, it may be provided to calibrate the motor 14 and / or the closing device 12 at intervals.
  • the controller 18 In order to determine a desired position, the controller 18 requires a number of information. Basic information may consist of whether an exhaust device located in the building is switched on or off and on which power level the exhaust air device should operate. Already from this basic information, different nominal positions of the locking device 12 can result. Alternatively or additionally, the controller 18 may also query other information. As can be seen from the drawing, the controller 18 is connected via a line 22 to an outdoor sensor, via which information about states outside the building can be called up. Such information may be, for example, the outside temperature, the outside air pressure or the outside air humidity. It is also possible to provide an air quality sensor which, for example, measures the pollutant or pollen load of the outside air and transmits the current value to the controller 18 for evaluation purposes.
  • Basic information may consist of whether an exhaust device located in the building is switched on or off and on which power level the exhaust air device should operate. Already from this basic information, different nominal positions of the locking device 12 can result. Alternatively or additionally, the controller 18 may also query other information. As can be seen from the drawing,
  • the controller 18 may also be connected to an interior sensor 24, which also determines, for example, the temperature, the air pressure and / or the humidity within the building and forwards the current value to the controller 18.
  • the interior sensor 24 is provided with a radio technology through which it is used with the controller 18 a wired line is connected.
  • the lines 16 and 22 may be designed instead of cables as radio links.
  • a smoke sensor 26 with the smoke and / or vapor density of the aspirated
  • Exhaust air is measured. If a denser smoke is measured by the smoke sensor 26, it is possible to further open the closing device 12 for the supply and / or exhaust air in order to increase the throughput capacity of the extractor device 8. On the other hand, the signal can be used to reduce the throughput of the extractor device 8 by closing the closing device 12, when from
  • Smoke sensor 26 only a low smoke density is measured.
  • the connectable to the ventilation device fume extractor 8 can be connected both with the exhaust air flow generated by it as well as only with an electronic interface to their electronic control and operation of the ventilation device, or the connection relates to both.
  • the indoor and outdoor sensors may be provided at appropriate locations inside or outside the building.
  • the sensors are particularly inconspicuous if they are installed hidden in components of the ventilation device or a fume extractor.
  • sensors can be installed on the outside or in the closing device 12, in the wall passage 10, in an air duct or the like. Also, different from the above-mentioned sensors be provided to measure other parameters alternatively or in addition, which appear useful as evaluation signals.
  • the airflows into and out of the building are moved by the blower 28.
  • the blower 28 is particularly intended to convey the exhaust air through the exhaust duct 32 out of the building.
  • the extractor device 8 shown in the embodiment it is also possible to change the proportion of the exhaust air, which is conveyed out of the building via the exhaust air duct 32, by a regulator 30.
  • the extractor device 8 has an additional outlet opening 34, through which the outflowing exhaust air is not led out of the building, but remains in the building and circulates there.
  • the extractor device 8 can also run up to 100% in the circulation mode when the exhaust duct 32 is partially or completely closed by the closing device 12 and the exhaust air in full the open controller 30 can flow through into the exhaust port 34.
  • the exhaust opening 34 is provided with a filter, for example an odor filter, it may possibly be completely dispensed with, to lead the exhaust air out of the building. Since in such a circulation operation, no heat or cold energy previously generated with energy expenditure is lost to the outside, such operation is very environmentally friendly, especially when there is a significant difference between the temperature in the building and the outside.
  • blower 28 instead of a single blower 28, a plurality of blowers 28 may be provided, it is also possible to provide a fan 28 for the supply air and a blower 28 for the exhaust air.
  • the blower 28 of a fume extraction device 8 can also be supplemented by a separately provided additional blower 28, for example, to suck in fresh air with a quieter blower 28 without putting the fume extraction device 8 into operation.
  • the controller 18 is able to determine a desired position for the closing device 12 from the current sensor values.
  • the evaluation of the respective current sensor values can be carried out with the aid of a stored characteristic map, or formulas are programmed in the electronic controller 18, from which a concrete desired position of the closing device 12 is calculated when using current sensor data from the formula used.
  • the electronic controller 18 may be programmed to process certain sensor values prioritized.
  • it is conceivable to operate the ventilation device so that a certain lower absolute or relative air pressure threshold value in the building should under no circumstances be exceeded.
  • a forced opening for the closing devices 12 may be provided if the room air falls below a lower threshold value of the oxygen content in the room air.
  • the ventilation device closed when there is a difference of, for example, more than 20 ° C. between the inside and outside temperature, wherein the differential temperature can optionally also be adjustable.
  • the controller 18 only opens or closes the exhaust air wall passage 10 in a first operating stage or adjusts to an intermediate value. Only in the second operating stage of the supply air wall passage 10 is integrated into the control operations and a possibly existing additional fan 28 switched on. In the winter or summer operation can be preselected: in winter operation, the closing device 12 is only opened, for example, in the maximum stage of the blower 28 or an optional predetermined level, while in summer operation, the closing device opens in all stages.
  • the controller 18 may be part of a fume extractor 8, or the controller 18 is a separate component that can be connected to different extractor devices 8. In order to be able to be connected to different device types and makes, it is advantageous to provide a communication interface via which operating information about the operating status of the respective exhaust device can be transmitted to the controller 18. However, the controller 18 may also, together with the motors 14 for setting the shutters 12, form a system which is installable and operable independently of exhaust means.
  • Control loops may also be present in the controller 18, by which the weighting of the values of individual parameters by the controller 18 automatically changes, or the changed weighting is predetermined by key commands via the control panel.
  • an automatic or by key command callable energy saving function can be provided, which can be conveyed to the outside Air volume reduced to a necessary level as a single or as an essential optimization criterion.
  • the housing for the controller 18 may be provided with a number of inputs to which a plurality of sensors can be connected, but without all inputs must be occupied.
  • the software of the controller 18 may be designed so that in the absence of occupancy of special data inputs, the software from the remaining available occupied data inputs determines the values for the desired position of the locking device 12. In this way, it is possible to use a uniform controller 18 as a basic module, to which, depending on the requirement level in an application, different numbers of sensors 20, 22 can be connected and configured for an individual application.
  • the controller 18 may have its own control panel, or it can be operated via the control panel 36 of the fume extractor 8. On the control panel 36 on and off commands can be given, or the controller 18 is set to certain operating modes. Here it is conceivable to allow a choice between a summer and winter operation, with an increased proportion of circulating air for the exhaust air from the controller 18 is provided in winter operation. Over the control panel 36 and manual overrides on automatic control functions can be made, such as to completely open the locking devices 12, if this is not or only partially provided by the controller 18.
  • the controller 18 may in turn be connected to the control panel 36 via a line 38 or via a radio link. In the exemplary embodiment, a display 40 is further shown, which is connected via a line 42 to the controller 18.
  • the display 40 different operating states of the ventilation device can be displayed.
  • current sensor values that have been transmitted to the controller 18 can be displayed in the display 40, such as, for example, pressure values, pressure differences or temperatures.
  • the display can also display further processed information, such as current air flow rates that flow into or out of the building, or energy losses resulting from exhaust air blown out of the building.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)

Abstract

La présente invention concerne un dispositif de ventilation pour bâtiments comprenant une traversée (10) de paroi munie d'un dispositif (12) de fermeture mobile. Pour améliorer les courants d'air et les rapports de pression dans un bâtiment pendant le fonctionnement du ventilateur, on propose que le dispositif (12) de fermeture puisse passer de manière motorisée d'une position ouverte à une position fermée et que le dispositif de ventilation présente une commande (18) électronique avec laquelle peut être prédéfinie la position de consigne du dispositif (12) de fermeture.
PCT/EP2007/000999 2006-02-08 2007-02-06 Dispositif de ventilation pour bâtiments et procédé pour déterminer une position DE CONSIGNE d'un dispositif de fermeture WO2007090609A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006005960A DE102006005960A1 (de) 2006-02-08 2006-02-08 Lüftungsvorrichtung für Gebäude und Verfahren zur Bestimmung einer Sollstellung einer Schließvorrichtung
DE102006005960.3 2006-02-08

Publications (1)

Publication Number Publication Date
WO2007090609A1 true WO2007090609A1 (fr) 2007-08-16

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PCT/EP2007/000999 WO2007090609A1 (fr) 2006-02-08 2007-02-06 Dispositif de ventilation pour bâtiments et procédé pour déterminer une position DE CONSIGNE d'un dispositif de fermeture

Country Status (2)

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DE (1) DE102006005960A1 (fr)
WO (1) WO2007090609A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107667262A (zh) * 2015-05-27 2018-02-06 爱克斯崔里斯环球公司 通风系统
DE102022133565A1 (de) 2022-12-16 2024-06-27 Viessmann Climate Solutions Se Lüftungsvorrichtung

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1393894B1 (it) 2009-04-27 2012-05-17 Maribro S N C Di Mannina Giuseppe Favier E Rivani Giuliano Organo di sicurezza per la chiusura comandata di condotti di aerazione.
DE102012104156B4 (de) * 2012-05-11 2022-02-10 Matthias Weibel Verfahren zum Absaugen von Kochdämpfen im Bereich eines Kochfeldes und Vorrichtung für die Zuführung von Zuluft im Bereich eines Kochfeldes

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3802479A (en) * 1972-05-18 1974-04-09 A Newell Condition - resposive closure device
JPS59231343A (ja) * 1983-06-14 1984-12-26 Hiroaki Kawakita 自動開閉装置付床下換気孔設備
EP1225399A1 (fr) * 2001-01-18 2002-07-24 Holding Aktiengesellschaft Belimo Dispositif de surveillance et de commande de la ventilation naturelle de pièces et utilisation de ce dispositif
US20030181158A1 (en) * 2002-01-31 2003-09-25 Edwards Systems Technology, Inc. Economizer control
FR2846403A1 (fr) * 2002-10-25 2004-04-30 France Telecom Systeme de regulation automatique de la temperature d'un local notamment d'un local technique
EP1553357A1 (fr) * 2004-01-08 2005-07-13 Aldes Aeraulique Dispositif de régulation de la ventilation d'une pièce d'un bâtiment
DE202005010912U1 (de) * 2005-07-12 2005-11-10 Berbel Ablufttechnik Gmbh Luftführungskasten

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3802479A (en) * 1972-05-18 1974-04-09 A Newell Condition - resposive closure device
JPS59231343A (ja) * 1983-06-14 1984-12-26 Hiroaki Kawakita 自動開閉装置付床下換気孔設備
EP1225399A1 (fr) * 2001-01-18 2002-07-24 Holding Aktiengesellschaft Belimo Dispositif de surveillance et de commande de la ventilation naturelle de pièces et utilisation de ce dispositif
US20030181158A1 (en) * 2002-01-31 2003-09-25 Edwards Systems Technology, Inc. Economizer control
FR2846403A1 (fr) * 2002-10-25 2004-04-30 France Telecom Systeme de regulation automatique de la temperature d'un local notamment d'un local technique
EP1553357A1 (fr) * 2004-01-08 2005-07-13 Aldes Aeraulique Dispositif de régulation de la ventilation d'une pièce d'un bâtiment
DE202005010912U1 (de) * 2005-07-12 2005-11-10 Berbel Ablufttechnik Gmbh Luftführungskasten

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107667262A (zh) * 2015-05-27 2018-02-06 爱克斯崔里斯环球公司 通风系统
CN107667262B (zh) * 2015-05-27 2021-05-04 爱克斯崔里斯环球公司 通风系统
DE102022133565A1 (de) 2022-12-16 2024-06-27 Viessmann Climate Solutions Se Lüftungsvorrichtung

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