EP1724533B1 - Système de traitement d'air intérieure et méthode correspondante - Google Patents

Système de traitement d'air intérieure et méthode correspondante Download PDF

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Publication number
EP1724533B1
EP1724533B1 EP06009117.0A EP06009117A EP1724533B1 EP 1724533 B1 EP1724533 B1 EP 1724533B1 EP 06009117 A EP06009117 A EP 06009117A EP 1724533 B1 EP1724533 B1 EP 1724533B1
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EP
European Patent Office
Prior art keywords
air
room
circulating air
circulating
air inlet
Prior art date
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Active
Application number
EP06009117.0A
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German (de)
English (en)
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EP1724533A1 (fr
Inventor
Ralf Wagner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LTG AG
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LTG AG
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Publication date
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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
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/01—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station in which secondary air is induced by injector action of the primary air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0053—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted at least partially below the floor; with air distribution below the floor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
    • F24F1/0073—Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
    • 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
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • 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
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity

Definitions

  • the invention relates to a room with a ventilation system with at least one device for cooling, heating and / or ventilation of a room, with a housing which is associated with at least one primary air connection, at least one recirculation device, at least one heat exchanger and at least one Zu Kunststoffauslass.
  • a ventilation system of the type mentioned is from the DE 101 64 721 known.
  • a fan outside air is drawn in via a primary air inlet and fed to an induction device. Due to the induction effect, room air passes through a heat exchanger and then mixes with the outside air. The mixed air is supplied to the room via a Zu Kunststoffauslass.
  • the known system requires due to the large number of components a corresponding space that is not always available, for example, in training as a ground device by structural measures of the room or building.
  • a ventilation system known, which has an air duct, each associated with an inlet for outdoor air and for primary air.
  • the invention has for its object to provide a room with a ventilation system of the type mentioned, which has relatively small dimensions, is inexpensive and / or offers a high level of comfort.
  • the recirculation device has at least one circulating air supply device arranged outside the housing and having at least one recirculation air inlet. Consequently, the essential components of the recirculation device outside the housing of the air conditioning device, so that small housing dimensions can be realized.
  • the substantially outsourced recirculation device is simple and optionally feasible even in cramped installation conditions, since it can essentially be configured as a supply pipe or supply channel or the like, wherein only the recirculation inlet for the intake of room air, as secondary air, must open into the room.
  • the conveying of the circulated air is preferably realized by means of the device (basic device) having the primary air inlet, so that no additional air conveying means have to be used for the recirculating air circuit.
  • the basic device When designing the room ventilation system as a ground system, it is for example possible to arrange the basic device close to the facade and use for the Um Kunststoffansaugung a cup-shaped bottom air inlet, which is connected via an air duct, such as a flexible hose, with the base unit.
  • the basic device is a decentralized device with outside air inlet, downstream air conveying device (fan) and heat exchanger and the air circulation device has its air inlet outside the housing of the basic device, not only is there a space-saving design, but there is also a high design possibility.
  • the embodiment according to the invention also has the advantage that with very simple measures, a heat output of the heat exchanger which is insufficient for relatively cold outside air can be substantially increased by the recirculating air passing through the heat exchanger, without having to use a completely equipped, expensive and large-sized appliance. Rather, it is sufficient to provide the possibility at a suitable location of the basic device to be able to connect the outsourced recirculation device there. Such a connection (recirculation connection) can be realized easily by simple means.
  • the recirculating air supply device has at least one recirculation air blocking device, in particular a recirculating air flap.
  • the volume flow of the circulating air circuit can be controlled or regulated.
  • a control or regulating device is provided which is acted upon with corresponding input variables.
  • the recirculation blocking device is accommodated in the basic device, for example in the region of the connection for the external recirculating air supply device.
  • the circulating air supply device has at least one silencer. It has already been pointed out above that the outsourced recirculation air supply device and the corresponding removed accordingly arranged by the air conveyor of the base device air intake leads to a noise attenuation, so that the operating noise in the room are barely perceptible. Now, if a silencer is installed in the recirculating air supply device, a particularly quiet operation can be realized. This may be, for example, a simple pipe silencer, which is arranged in the air duct / vent pipe of the circulating air supply device.
  • the recirculation air inlet of the recirculation air supply device is formed on a room air technical device.
  • the room has several room air technical facilities, which together form the ventilation system, for example, a basic device with another room ventilation device cooperate such that the other device can be used as intended, for example, as a passive recirculation unit, which has a static heat exchanger or radiator and serves to create on warm facade surfaces, such as windows, heat curtains and on the other hand serves as a circulating air inlet.
  • Passive here means that the air is conveyed by pure convection.
  • the recirculation mode can always be done optionally, that is, regardless of the particular embodiment of the device according to the invention, the recirculation mode can be switched on and off, so depending on Radio
  • the further room air technical device is designed as a room air technical device.
  • the space thus has a plurality of basic facilities, which differ only slightly from each other.
  • the primary air supply can be realized via the heat exchanger with the basic devices.
  • at least one of the basic devices is provided with a connection for an external air circulation device, wherein another basic device remote or adjacent to it has the recirculation air inlet, which as component of the circulating air supply device communicates with the other basic device.
  • further air handling equipment which thus perform other functions, for example, be used to form a heat curtain, are used to realize the inventive design in cooperation with the basic device.
  • the room ventilation device is a recirculation unit with a static heating element, as has already been discussed.
  • the air conditioning device and / or the air conditioning device is designed as a bottom unit, wall unit, facade unit and / or ceiling unit.
  • the room air technical device and the room air technical device different Achsanderszonen of the room are assigned.
  • the facades are divided into so-called axis dimensions, which are usually dictated by the width of the windows.
  • Each window is therefore associated with a aligned Achs discourageszone this, said room ventilation equipment and air conditioning devices of the entire ventilation system are assigned to the Achsannonszonen.
  • a room ventilation device or room ventilation device Before each window, for example, to accommodate a ventilation device in a five-windowed space in the respective pitch zone, wherein in the two outer zones and in the central zone recirculation units are located with radiators that operate on the convection principle.
  • the other two devices form the basic air-conditioning basic devices according to the invention, which are connected via the Um Kunststoffzu instruments wornen with the passive recirculation units, that is, the passive recirculation units provide for the recirculation air supply device each have a recirculation inlet.
  • Recirculating air entering there is fed to the basic devices via the recirculating air supply devices, with an air conveying system arranged there in each case drawing in the circulating air and passing it via the heat exchanger.
  • the air conveying device supplies primary air, which originates in particular from an outside air inlet.
  • the primary air inlet is an outside air inlet. This has already been discussed above.
  • the basic device thus forms a decentralized device.
  • the primary air inlet is connected to an air line leading to an air center.
  • the air center in the building preferably carries out an air treatment, wherein it may be in the processed air to outside air.
  • the treatment is carried out in terms of temperature and / or humidity and / or air filtration.
  • the thus treated primary air is supplied to the basic unit.
  • the base unit does not have any additional air handling equipment as the momentum of the primary air coming from the air control unit is sufficient to enter the room.
  • the recirculating air supply device outsourced according to the invention come into operation, then the basic device must have a corresponding circulating air connection and it must be ensured that circulating air is conveyed.
  • the circulating air supply device may have an air conveying device, for example a ventilator, or the basic device is equipped with an induction device, so that the primary air or a part thereof develops an induction effect for the circulating air operation.
  • the primary air inlet is assigned a primary air blocking device, in particular a primary air flap, preferably an outside air flap.
  • a primary air blocking device in particular a primary air flap, preferably an outside air flap.
  • the Um povertysperr issued and the Primär Kunststoffsperr worn is designed as a common assembly, that is, one and the same locking member, for example, a louver, the control function of the air flows true by the Um povertyweg blocked or partially disabled and accordingly the primary air path is accordingly opened wide. So it is for example possible to stop the one air flow by blocking, while the other air flow can flow unhindered. Also intermediate positions are conceivable.
  • This function can be provided, for example, by a 3-way pivoting flap with two inflow paths and one outflow path, wherein the inflow paths are connected on the one hand to the primary air inlet and on the other hand to the recirculation inlet and the outflow path leads to the suction side of the fan.
  • the inventive design-regardless of their specific design- not only for heating, but also for cooling can be used or that a recirculation mode is present, so the heat exchanger is not in function.
  • the outer air inlet is associated with an air conveyor.
  • the air conveying device is preferably designed as a fan, in particular to suck in outside air and feed it to the heat exchanger or to suck it through the heat exchanger.
  • the room air technical device for cooling, heating and / or ventilating a room has, as already described above, a housing, which is assigned at least one primary air inlet, at least one recirculation device, at least one heat exchanger and at least one Zubuchauslass, wherein the air circulation device on the housing side a recirculation connection For at least one arranged outside the housing, at least one recirculation inlet owning Um povertyzu exits founded.
  • the circulating air connection is designed as a connection arranged in the region of a side wall of the housing of the basic device.
  • the lateral arrangement of the connection ensures that only a small height is available, so that accommodation in a raised floor is possible.
  • the invention relates to a method for cooling, heating and / or ventilating a room, wherein the housing of a ventilation device at least one primary air inlet or inlet, at least one recirculation device, at least one heat exchanger and at least one Zu povertyauslass is assigned and wherein a Umluftzu operations worn outside the housing is arranged and used for supplying circulating air, which is supplied to the air conditioning device and is supplied from this after passing through the heat exchanger via the Zuluftauslass the room.
  • the FIG. 1 shows a plan view of a ventilation system 1, the ground devices 2, 3 has.
  • the floor devices 2, 3 are housed in a raised floor of a room 4 of a building and serve to cool the room 4, to heat and / or to ventilate.
  • the floor device 2 is a so-called basic device 5.
  • This has a housing 6 which is provided with a primary air inlet 7 or has a primary air connection.
  • the primary air aisle 7 runs through the facade of the building indicated by the broken line 8 in order to be able to supply outside air via the primary air inlet 7. Accordingly, the primary air inlet 7 is an outside air inlet 9.
  • the outside air inlet 9 is connected via an air flow path 10 to an air conveying device 11, which is designed as a ventilator 12.
  • the fan 12 leads via an air flow path 13 to a heat exchanger 14.
  • Above the heat exchanger 14 is an air grille 15, not shown in detail, which covers a Zu Kunststoffauslass 16.
  • the air grille 15 is aligned with the floor 33 of the room 4 ( FIG. 2 ).
  • a primary air blocking device 17 is arranged within the air flow path 10, which is designed as an external air flap 18. This is downstream of the air flow path 10, an air filter 19.
  • Fan 12, heat exchanger 14, outside air damper 18 and air filter 19 are located within the housing 6.
  • the intake 20 of the fan 12 is a recirculation device 21, which has a recirculating air supply device 22, which is located outside the housing 6 of the base device 5.
  • the recirculation air supply device 22 has an air duct 23, which is detachably connected to the intake region 20 of the fan 12 by means of a housing-side (housing 6) circulating air connection 24.
  • the recirculation air connection 24 is located on a side wall 45 of the housing 6. Accordingly, the end 28 of the air channel 23 via the recirculation connection 24 of the basic device 5 forming air conditioning device is connected thereto.
  • the air channel 23 is provided with a Um Kunststoffsperr noticed 25, which is designed as a recirculating air flap 26.
  • a muffler 27 is located inside the air duct 23.
  • the upstream end 28 of the air duct 23 is connected to a further room air-technical device 29, which has a housing 30 and is assigned to the space 4. This is the ground device 2.
  • a static heater 31 above which an air grille 32 is located.
  • the air grille 32 is aligned with the level of the floor 33 of the room. 4
  • the radiator 31 extends only over a partial region of the base surface of the device 29, so that a further subregion, which is likewise covered by the air grille 32, forms a room air inlet opening 34 for room air R, ie secondary air.
  • the thus formed Jardinlufteinströmzone 35 within the housing 30 is sealed off by means of a partition wall 36 opposite the side zone of the radiator 31 (heat exchanger), wherein the partition wall 36 does not extend to the bottom 37 of the housing, so that there remains a passage 38.
  • the end 28 of the air channel 23 of the circulating air supply device 22 is connected.
  • the radiator 31 associated with the region of the air grille 32 forms an air outlet opening 40; the end 28 of the air duct 23 forms a recirculation inlet 41 located within the housing 30.
  • This recirculation air inlet 41 is located on one side of the housing 30, preferably laterally offset from the radiator 31 (in particular in the region of the water connections of the radiator 31). If the room air inflow zone 35 is included in the air path, the room air inlet opening 34 can also be regarded as a circulating air inlet.
  • the further room ventilation device 29 opens up the possibility that room air R cooling on the façade (window) of the room 4 enters the room air inlet opening 34, flows through the passage 38 and passes through the static radiator 31 from below and out the air outlet opening 40 heated exits again. It is a convection company. Regardless of the operation of the radiator 31, that is, regardless of whether it is on or off, opens the air conditioning device 21 in addition to the aforementioned operation of the base device 5 a recirculation mode.
  • the recirculation damper 26 correspondingly wide open, so that the fan 12 via the recirculation air connection 24 and the muffler 27 by means of the recirculation air inlet 41, which is formed on the other room ventilation device 29, suck in ambient air R and the heat exchanger 14 can supply.
  • Such an operation makes sense, for example, when the outside air A has a relatively low temperature. It is also conceivable that by closing the outside air damper 18 no outside air is sucked in by the fan 12, so that a pure circulating air operation is driven, for which the recirculation damper 26 has to be moved into a corresponding open position.
  • the arrangement is such that the floor devices 2 and 3 are assigned to different spatial axes corresponding to the axis dimensions predetermined by the windows of the facade of the room 4.
  • the described functions are preferably carried out by a control or regulating device (not shown) to which input signals corresponding to sensors / sensors are supplied and which have a control or regulation algorithm, for example in the form of a stored characteristic field and / or a stored value table.
  • FIG. 3 clarifies the above statements again in the course of a perspective view. It can be seen that the left-side floor device 3 forms a ventilation device 42, which is provided with the outside air inlet 9 and therefore represents the base device 5. This is via a location outside the housing 6 of the base device 5 Um Kunststoffzu Operations adopted 22 having a flexible air duct 43, which forms the air duct 23, with the other raumluftischen Device 29, as already described above.
  • FIG. 4 is instead of the ground unit 2 of FIGS. 1 to 3 a cup-shaped bottom inlet 44 of the space 4 with the air guide tube 43 of the circulating air supply device 22 is connected.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Central Air Conditioning (AREA)

Claims (9)

  1. Pièce (4) avec un système de traitement d'air intérieure (1) avec au moins un dispositif pour refroidir, chauffer et/ou ventiler la pièce (4) d'un bâtiment muni de fenêtres, les fenêtres étant associées à des zones de séparation axiale alignées avec celles-ci, avec au moins une installation de ventilation de pièce (42) avec un boîtier (6), auquel au moins une entrée d'air primaire (7) ou un raccordement d'air primaire est associé, au moins un dispositif de circulation d'air (21), au moins un échangeur de chaleur (14) et au moins une sortie d'air d'alimentation (16) sont associés, le dispositif de circulation d'air (21) comportant au moins un dispositif d'alimentation en air de circulation (22) disposé à l'extérieur du boîtier (6) et présentant au moins une entrée d'air de circulation (41), l'entrée d'air de circulation (41) du dispositif d'alimentation en air de circulation (22) étant réalisée sur un appareil technique d'air ambiant (29) qui est un dispositif de circulation d'air présentant un corps chauffant statique (31) et dans lequel l'installation de ventilation de pièce (42) et le appareil technique d'air ambiant (29) sont affectés à différentes zones de division d'axe du pièce (4).
  2. Pièce selon la revendication 1, caractérisée en ce que le dispositif d'alimentation en air de circulation (22) présente au moins un dispositif de blocage d'air circulant (25), en particulier un volet d'air circulant (26).
  3. Pièce selon l'une des revendications précédentes, caractérisée en ce que le dispositif d'alimentation en air de circulation (22) comprend au moins un silencieux (27).
  4. Pièce selon l'une des revendications précédentes, caractérisée en ce que l'installation de ventilation de pièce (42) et/ou l'appareil technique d'air ambiant (29) est conçu comme une unité de plancher, une unité de mur, une unité de façade et/ou une unité de plafond.
  5. Pièce selon l'une des revendications précédentes, caractérisée en ce que l'entrée d'air primaire (7) est une entrée d'air extérieur (9).
  6. Pièce selon l'une des revendications précédentes, caractérisée en ce que l'entrée d'air primaire (7) est réalisée sous la forme d'un raccordement d'air primaire qui est relié à un conduit d'air menant à un centre d'air pour l'alimentation en air primaire.
  7. Pièce selon l'une des revendications précédentes, caractérisée en ce qu'un dispositif de blocage d'air primaire (17) est associé à l'entrée d'air primaire (7), en particulier un volet d'air primaire, de préférence un volet d'air extérieur (18).
  8. Pièce selon l'une des revendications précédentes, caractérisée en ce qu'un dispositif de transport d'air (11) est associé à l'entrée d'air extérieur (9).
  9. Procédé de refroidissement, de chauffage et/ou de ventilation d'un pièce (4) muni de fenêtres, comportant au moins une installation de ventilation de pièce (42), des zones de séparation axiale étant affectées aux fenêtres et alignées avec celui-ci, le boîtier (6) de l'installation de ventilation de pièce (42) comportant au moins une connexion ou entrée d'air primaire (7), au moins un dispositif de circulation d'air (21), au moins un échangeur de chaleur (14) et au moins une sortie d'air d'alimentation (16) sont associés au boîtier (6) et dans lequel un dispositif d'alimentation en air de circulation (22) du dispositif de circulation d'air (21), comportant une entrée d'air de circulation (41), est disposé hors du boîtier (6) et sert à alimenter en air circulant, qui est amené à l'installation de ventilation de pièce (42) et, après avoir traversé l'échangeur de chaleur (14), est amené par ce dernier au pièce (4) par la sortie d'air d'alimentation (16), l'entrée d'air de circulation (41) étant formée sur un appareil technique d'air ambiant (29), qui est un dispositif de circulation d'air avec un radiateur statique (31), et l'installation de ventilation de pièce (42) et le dispositif de appareil technique d'air ambiant (29) étant affectés à différentes zones de division axiale du pièce (4).
EP06009117.0A 2005-05-13 2006-05-03 Système de traitement d'air intérieure et méthode correspondante Active EP1724533B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005022241A DE102005022241A1 (de) 2005-05-13 2005-05-13 Raumlufttechnische Anlage sowie entsprechendes Verfahren

Publications (2)

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EP1724533A1 EP1724533A1 (fr) 2006-11-22
EP1724533B1 true EP1724533B1 (fr) 2019-06-12

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Publication number Priority date Publication date Assignee Title
EP2051017B1 (fr) * 2007-10-16 2021-11-10 Kampmann GmbH & Co. KG Dispositif de climatisation de pièces
DE102009041773A1 (de) 2009-09-16 2011-05-05 Thomas Ansorge Wärmetauscherrohr, Wärmetauscher und raumlufttechnische Anlage

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GB9012845D0 (en) * 1990-06-08 1990-08-01 Ree Christopher C Fluid mixing device
DE20008641U1 (de) * 2000-05-13 2000-08-03 Ltg Ag Vorrichtung zum Klimatisieren eines Raumes
DE10122488A1 (de) * 2001-05-09 2002-12-05 Fassadensystemlueftung Gmbh & Lüftungssystem für die Räume von Gebäuden
DE20113001U1 (de) * 2001-08-04 2001-10-04 Ltg Ag Lufttechnische Einrichtung im Unterflurbereich eines Raumes

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EP1724533A1 (fr) 2006-11-22

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