WO2022128346A1 - Unité de ventilation forcée pour ventiler une chambre à air fermée - Google Patents

Unité de ventilation forcée pour ventiler une chambre à air fermée Download PDF

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Publication number
WO2022128346A1
WO2022128346A1 PCT/EP2021/082435 EP2021082435W WO2022128346A1 WO 2022128346 A1 WO2022128346 A1 WO 2022128346A1 EP 2021082435 W EP2021082435 W EP 2021082435W WO 2022128346 A1 WO2022128346 A1 WO 2022128346A1
Authority
WO
WIPO (PCT)
Prior art keywords
forced ventilation
air
ventilation unit
space
air flow
Prior art date
Application number
PCT/EP2021/082435
Other languages
German (de)
English (en)
Inventor
Frank Jeske
Original Assignee
Ebm-Papst St. Georgen Gmbh & Co. Kg
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 Ebm-Papst St. Georgen Gmbh & Co. Kg filed Critical Ebm-Papst St. Georgen Gmbh & Co. Kg
Priority to EP21816032.3A priority Critical patent/EP4193096A1/fr
Publication of WO2022128346A1 publication Critical patent/WO2022128346A1/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
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F13/0604—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser integrated in or forming part of furniture
    • 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
    • F24F7/007—Ventilation with forced flow
    • 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
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28—Arrangement or mounting 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
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/20—Humidity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/10—Details or features not otherwise provided for combined with, or integrated in, furniture

Definitions

  • the invention relates to a forced ventilation unit for ventilating a closed air space between a wall and a piece of furniture using waste heat given off by electronic units that can be arranged in the forced ventilation unit.
  • a forced ventilation unit for ventilating a closed air space between a wall and a piece of furniture using waste heat given off by electronic units that can be arranged in the forced ventilation unit.
  • Such mold formation is caused by the temperature difference between the wall surface of the respective wall and the room or furniture temperature, the resulting difference in relative humidity and the restricted or completely prevented air circulation in the area between the piece of furniture and the wall or wall surface.
  • the invention is therefore based on the object of overcoming the aforementioned disadvantages and providing a forced ventilation unit for ventilating a closed air space, which is designed to remove moisture present in the air space in an energy-efficient manner.
  • a forced ventilation unit for ventilation of an air space between a wall and a piece of furniture arranged in a room, which is closed off in particular by at least one panel, so that the temperature and humidity in the air space are set in a predetermined manner and a microclimate that prevails there is therefore generated and/or regulated can.
  • the wall can enclose the space at least in sections and thus form it.
  • a closed air space between the wall and the piece of furniture is understood here to mean that the air circulation or the air exchange between the air space and the room is prevented or at least made more difficult without the forced ventilation unit according to the invention, so the air space can be completely or only partially blocked by a screen or other Elements must be completed, with natural air exchange being made more difficult or prevented.
  • the forced ventilation unit can be arranged in or on the piece of furniture and has at least one fan and one heating unit on.
  • the heating unit itself has an openable accommodation space for accommodating electronic units which generate waste heat as power loss.
  • the at least one fan is designed here to promote an input air flow leading or flowing through the heating unit and being heated in the heating unit from the room into the air space for generating and/or regulating the microclimate prevailing in the air space.
  • the basic idea of the invention is to provide a forced ventilation unit which can be used to prevent mold on walls or behind furniture or in other hard-to-reach areas where no or only little natural air exchange is possible.
  • the forced ventilation unit is preferably formed by the at least one fan, the heating of the input air flow by the waste heat from the electronic units and more preferably a corresponding control of these components to enable microclimate breeding or microclimate influencing in the air space, with this being achieved by using the waste heat when operating and/or charging the electronic units, very little additional energy has to be used to heat the input air flow.
  • the electronic units can be a wide variety of electrical devices and, for example, smartphones, tablets, notebooks, kitchen appliances, tools or their chargers and/or power packs.
  • these electronic devices or their power packs or chargers can be arranged as electronic units in the receiving space, so that the waste heat can be used.
  • the waste heat used to heat the incoming air flow, thereby minimizing the energy consumption of the forced ventilation unit, but at the same time it also enables the electronic devices or electronic units to be stored in a visually appealing manner.
  • the electronic units that can be arranged in the receiving space can form the only heat source of the heating unit or the forced ventilation unit, so that the input air flow in such an embodiment can be heated exclusively by the waste heat or by the power loss of the electronic units. Accordingly, no additional energy has to be used to heat the air flowing through the heating unit, since this is available in any case.
  • the receiving space can be covered by a lid. If the forced ventilation unit is designed as a drawer, as explained later, the cover can be formed by an adjoining section of the piece of furniture in or on which the drawer is arranged.
  • the heating unit also has a heating element, by which the input air flow can be heated.
  • Such heating elements serve as additional heating, which are intended to compensate for insufficient heating of the input air flow by the waste heat from the electronic units.
  • these heating units can be arranged in the heating unit Heating wires or also integrally formed by the at least one fan.
  • the fan driving the input air flow can be controlled in such a way that a power loss in the form of waste heat is generated at it, which heats the input air flow.
  • the heating element can be controllable by a control device explained later in such a way that the air flowing along the inlet air flow is supplied with a predetermined amount of heat.
  • an advantageous variant in which both an air flow (inlet air flow) with warm air can be supplied to the air space in a targeted manner and an air flow (outlet air flow) can be removed from the air space, provides that the forced ventilation unit has at least two fans, from which at least one first fan is designed to promote or generate the inlet air flow, and of which at least one second fan is designed to have an outlet which in particular leads or flows through the forced ventilation unit and promotes air from the air space into the room To promote or generate air flow. If the outlet air flow leads through the forced ventilation unit, any required screens or other components, such as e.g. B. filters, are particularly advantageously integrated into the forced ventilation unit.
  • the at least one first fan is a radial fan and the at least one second fan is an axial fan is particularly advantageous here.
  • the radial fan can be arranged such that it protrudes into the air space in such a way that the radial fan sucks in air axially through the heating unit, generating the input air flow, and the air along the input Air flow heated air blows out radially and preferably parallel to the wall in the air space.
  • a radial fan is particularly advantageous because there is often very little space in the air space or in the air gap that defines the air space between the piece of furniture and the wall.
  • a sufficiently large distance between the fan and the wall or deflection means for deflecting the air flow would have to be provided, which is not necessary when using a radial fan or fan blowing out the air radially.
  • an axial fan can be used for the second fan, which is primarily due to its volume flow density of its V/p characteristic when sucking the air out of the air space via the air ducts leading the output air flow is optimal.
  • the forced ventilation unit is provided with an outlet air duct and an inlet air duct in a likewise advantageous variant.
  • the outlet air duct defines a flow path of the outlet air flow and the inlet air duct defines a flow path of the inlet air flow.
  • the inlet air duct is formed at least in sections by the receiving space or is adjacent to it allowing heat transfer.
  • the inlet air duct can also be formed entirely by the heating unit or the accommodation space of the heating unit.
  • an inflow or outflow opening can also be provided as a ventilation opening in the forced ventilation unit, which can also be covered by a screen so that air can escape can flow into or out of the respectively adjoining areas outside of the forced ventilation unit, i.e. out of the room or the air space.
  • Both the outlet air duct and the inlet air duct can be designed to be openable for maintenance purposes and, in particular, to be openable analogously to the receiving space.
  • the forced ventilation unit can be provided with at least one filter through which the outlet air flow can flow and which is designed to filter the outlet air flow.
  • the filter can be arranged in it. A multi-stage filter is also possible.
  • a filter through which the input air flow can flow can also be provided, preferably on the room or inflow side of the input air flow, through which dust can be filtered from the air flowing in from the room, so that the electronic devices or electronic units cannot get through be contaminated or damaged by dust.
  • the forced ventilation unit preferably also has a control device for controlling and/or regulating the at least one fan or all fans and/or the electronic units and—if present—the heating element.
  • a control device for controlling and/or regulating the at least one fan or all fans and/or the electronic units and—if present—the heating element.
  • Corresponding technical control interfaces can be provided for communication with the electronic units.
  • the electronic units can be controlled by controlling their respective power supplies. For example, individual or all electronic units can be supplied with voltage in a targeted manner according to a predetermined schedule.
  • the forced ventilation unit can have a monitoring unit for monitoring the temperature of the heating unit and the electronic units that can be arranged therein, by means of which the heating unit and the electronic units can also be protected against overheating or damage.
  • the monitoring unit can also be integrated into the control device, so that an exchange of data or information is also possible.
  • Both the control device and the monitoring unit can be arranged in the receiving space or along the input air flow, so that any waste heat generated can be used directly to heat the input air flow.
  • the control device also enables cyclic activation of the at least one fan, so that, for example, only the input air flow is generated in a first cycle and only the output air flow can be generated in a second cycle that is delayed from the first cycle.
  • the control by the control device can also be made dependent on measured values from sensors, which can be connected to the control device.
  • sensors can in particular be temperature and humidity sensors, which are arranged in the room and in the air space as well as in the forced ventilation unit and, for example, in the outlet and/or inlet air flow to record measured values be able. If a heating element is present, this can be controlled by the control device as a function of the temperature measured in the receiving space or in the heating unit, so that the heating element is controlled to generate additional heat if the waste heat given off by the electronic units is not sufficient for the input Air flow to heat incoming air in a predetermined manner.
  • the control device can thus be designed to control the forced ventilation unit or its components in such a way that a microclimate is generated in the air space according to predetermined parameters and/or that the microclimate prevailing there is specifically influenced, whereby humidity in the air space is increased, for example by combined cyclical heating and supplying air from the space into the air space and subsequently discharging the air that has been heated up and absorbs moisture in the air space from the air space.
  • control device can also be designed to communicate with superordinate or subordinate systems.
  • control device can communicate with a computer, a smartphone, a smart home control center, a cloud memory or a control of a ventilation system for data or command exchange.
  • the forced ventilation unit can have room sensors for detecting the temperature and/or the air humidity in the room and/or air space sensors for detecting the temperature and/or the air humidity in the air space and/or recording space sensors for detecting the Have temperature and / or humidity in the recording room. These can each be connected to the control device and/or the monitoring device in terms of signals. If the forced ventilation unit has sensors for detecting the temperature and/or the humidity and these are connected to the control device via signals, the control device is preferably designed to control the forced ventilation unit based on the (absolute) temperatures and/or humidity detected by the sensors or the differences detected To control temperatures and / or humidity, which can also be compared for example with predetermined characteristics or limit values.
  • the at least one fan that generates the input air flow is then actuated to suck in air and blow it out into the air space, i.e. to generate the input air flow, if the room temperature measured by the room sensor is greater than that through the air space -Sensor measured air space temperature in the wall or in the air space or these temperatures deviate from each other by a predetermined tolerance value.
  • the at least one fan that generates the input air flow can alternatively or additionally be actuated to generate the input air flow if the air humidity measured by the air space sensor in the area of the wall or in the air space is greater than that measured by the room sensor Humidity in the room or if both humidity differ by a predetermined tolerance value.
  • the forced ventilation unit has at least one electrical supply line and/or voltage supply device for supplying voltage to the electronic units in the accommodation space.
  • the forced ventilation unit can alternatively or additionally have at least one line duct for cable routing of cables leading from the electronics units out of the forced ventilation unit.
  • a power distributor can be in the form of a multiple socket, whose individual slots can be designed to be controllable by the control device.
  • the forced ventilation unit can have, for example, a power pack as the voltage supply device, which can replace the power packs of the electronic units and can be advantageously designed for the heat transfer of the waste heat to the input air flow.
  • a power pack can, for example, have cooling ribs through which the inlet air flow can flow.
  • an advantageous embodiment also provides that the forced ventilation system is designed as a drawer that can be integrated into the piece of furniture and/or arranged underneath the piece of furniture.
  • the forced ventilation system can replace a drawer in the piece of furniture. Furniture and in particular kitchen or laboratory furniture often have skirting boards or skirting boards which cover up a space between the floor and the underside of a piece of furniture. If the forced ventilation system is to be arranged underneath the piece of furniture, such a base panel can be removed in sections, for example, so that the forced ventilation system replaces it on the front of the furniture or on the room.
  • a forced ventilation unit can also be designed as a simple box, which can then be arranged, for example, in a drawer of the piece of furniture or on a surface or the mentioned space between the underside of the furniture and the floor.
  • the drawer preferably has a room-side front part, a wall-side rear part and two opposing side parts connecting the front part to the rear part. Furthermore, the drawer can have an interior space that is open at the top and forms the receiving space, which can also define the entire heating unit.
  • the top is understood to be facing the ceiling and the bottom to be facing the floor, so that the drawer is therefore open on its side facing the ceiling.
  • An inflow opening is formed on the front part, which is preferably covered by a panel, that is to say is covered. The input air flow can be sucked in through the inflow opening.
  • At least one outflow opening (ventilation opening) is also formed on the rear part and/or one of the side parts, through which the heated input air flow can be blown out. The outflow openings can also be covered by a respective panel.
  • the visual impression of the furniture configuration is not adversely affected in particular by designing the forced ventilation system as a drawer and by designing the front part of the drawer accordingly.
  • the drawer can be designed so that its rear part protrudes beyond a rear side of the piece of furniture pointing towards the wall, so that air can be sucked in and/or blown out parallel to a plane defined by the rear side of the piece of furniture.
  • An outflow opening can also be formed on the front part, which can preferably be covered by a screen.
  • the outlet air flow can be blown out into the room through the outflow opening.
  • at least one inflow opening can be formed on the rear part and/or one of the side parts, through which the outlet air flow can be drawn in from the air space.
  • At least one air guide element can also be provided within the heating unit and in particular within the receiving space, through which the incoming air flow can be guided along a predetermined flow path within the heating unit or the receiving space.
  • heat exchangers or cooling elements can be provided in the receiving space or between the receiving space and the incoming air flow, which allow sufficient transfer of the waste heat from the electronic units to the incoming air flow.
  • a further aspect of the invention relates to a forced ventilation system consisting of a large number of forced ventilation units according to the invention. These can each be arranged in or on different pieces of furniture adjoining a common air space.
  • the forced ventilation system or one of the forced ventilation units can have a central control device for controlling and/or regulating all forced ventilation units of the forced ventilation system, with precisely one central control device preferably being provided.
  • a first forced ventilation unit of the forced ventilation system can provide a radial fan as at least one first fan and a second forced ventilation unit of the forced ventilation system can provide an axial fan as at least one first fan.
  • Figure 5 is a perspective view of a forced ventilation unit
  • Figure 6 Perspective view of a forced ventilation system.
  • FIG. 1 shows a piece of furniture 4, such as a kitchen cupboard, in a side or side sectional view, with an air space between the piece of furniture 4 and the wall 3 or the floor 3′, which can also be regarded as a wall in simplified form 2 is formed.
  • This is completed by an upper screen 41 and a base screen 42 .
  • a gap 43 is provided in the area of the base panel 42, this is too small to allow sufficient air flow to prevent mold growth between the air space 2 and the space 5 in which the piece of furniture 4 is arranged.
  • FIG. 2 discloses the structure according to FIG.
  • the forced ventilation unit 1 enables the microclimate prevailing in the air space 2 to be specifically influenced, so that the air space 2 can be dehumidified and/or tempered in order to prevent mold growth. Accordingly, the forced ventilation unit 1 can generate an input air flow E from the space 5 into the air space 2, in which the air flowing through the forced ventilation unit 1 is heated by the waste heat from the electrical devices or electronic units arranged or arrangeable in the forced ventilation unit 1.
  • the air from the air space 2 is also conveyed through the forced ventilation unit 1 by means of an outlet air flow A from the air space 2 into the space 5, so that moisture is also removed from the air space 2 with this air.
  • the heated, supplied air absorbs at least part of the moisture present in the air space 2 .
  • the saturated air is then discharged from the air space 2 via the outlet air flow A.
  • a forced ventilation unit T configured as a drawer can be integrated into the piece of furniture 4, with a drawer of the piece of furniture 4 being replaced by the forced ventilation unit T configured as a drawer, which is shown in FIG 2 is shown in dashed lines.
  • This can be optically adapted to the piece of furniture 4 or to the drawer of the piece of furniture 4 to be replaced, so that it fits optically into the piece of furniture 4 .
  • the forced ventilation unit T here protrudes beyond the rear 42 of the piece of furniture 4 and blows the air via the inlet air flow E and sucks the air via the outlet air flow A parallel to the plane formed by the rear 42 .
  • the forced ventilation unit 1 below the piece of furniture 4 or the forced ventilation unit T as a drawer integrated into the piece of furniture 4 can each be designed according to an embodiment shown in FIG. 3 or 4.
  • the forced ventilation unit 1 illustrated in FIG. In heating unit 13 there is accommodation space 14 for accommodating electronic units, a control device 16 for controlling forced ventilation unit 1 or its controllable components, and a voltage supply device 17 for supplying voltage to control device 16 and at least some of the electronics units that can be arranged in accommodation space 14.
  • the control device 16 is thus designed to control at least the first fan 11 , the second fan 12 and the voltage supply device 17 .
  • the two outlet air ducts 15 are preferably closed at the top by an openable cover, so that they can be easily opened for maintenance and cleaning.
  • the heating unit 13 or the interior space forming the heating unit 13 of the forced ventilation unit 1 designed as a drawer is open at the top, but is covered by a component of the piece of furniture 4 when the drawer is in the closed state, so that the heating unit 13 also transmits the incoming air flow E is closed by the heating unit 13 enabling.
  • an air inflow opening of the respective outlet air duct 15 is arranged on a side part S of the forced ventilation unit 1 so that air can be sucked in from the air space 2 at the side of the forced ventilation unit 1 .
  • (Fresh) air is drawn in from the space 5 by the heating unit 13 and heated along an inlet air flow E via the waste heat from electronic units arranged in the receiving space 14 .
  • the air flowing along the input air flow E is heated by waste heat from the control device 16 and the voltage supply device 17 .
  • the electronic units that emit waste heat can be intentionally positioned in the receiving space 14 in order to use the waste heat that occurs anyway.
  • the air thus heated is then blown by the first fan 11 located on the rear part R of the forced ventilation unit 1 into the gap or air space 2 between the piece of furniture 4 and the wall 3 for the purpose of heating the air cushion located there. After sufficient heating of the air in the air space 2, the air located there or the air cushion located there can bind more humidity.
  • the second fans 12 on the front part F guide the air that has been enriched with humidity along the outlet air flow A and via the outlet air duct 15, in which filters through which the outlet air flow A can flow can be arranged, into the Room 5 back.
  • the filters in the outlet air duct 15 make it possible to clean air that is contaminated with mold spores or otherwise before or during the return transport into the room 5 .
  • the present design of the forced ventilation unit 1 as a drawer enables simple installation, maintenance, cleaning and easy retrofitting of existing pieces of furniture 4 .
  • Electronic units which until now have been converting their power loss into heat somewhere in space 5 in an uncontrolled manner, can be charged in a targeted manner (e.g. during night charging cycles) in the drawer or, more precisely, in the receiving space 14, so that the waste heat can be used appropriately and advantageously.
  • the forced ventilation unit 1 also contributes to order and cleanliness in the room 5.
  • a monitoring unit can be integrated into the control device 16, by means of which the voltage supply to the electronic units can be interrupted in the event of overheating or currents at which the electronic units would be damaged.
  • the forced ventilation unit 1 according to FIG. 4 is constructed very similarly to the forced ventilation unit 1 according to FIG. 3. A major difference is that the forced ventilation unit 1 according to FIG. so that the air is sucked in at the rear of the forced ventilation unit 1, conveyed along the outlet air flow A and blown out of the forced ventilation unit 1 at the front. Furthermore, only a first fan 11 is provided, which drives the input air flow E. This leads through the receiving space 14, in which air guide elements (not shown) are arranged, which meander the input air flow E through the interior or the receiving space 14, so that waste heat from the electronic units present there can be absorbed and dissipated as evenly as possible.
  • FIG or protrudes A variant of the forced ventilation unit 1 arranged in a piece of furniture 4 is shown in FIG or protrudes.
  • the inflow opening of the outlet air duct 15 extends essentially from one of the side parts S to the opposite side part S, so that air can flow in over almost the entire width of the forced ventilation unit 1 .
  • the air from the air space 2 can also flow in via the side part S adjoining the outlet air duct 15, in which side part S additional inflow openings can be provided for this purpose.
  • air can also be sucked in from an air space 2 which extends between two adjacent pieces of furniture 4 or one piece of furniture 4 and another laterally adjacent wall.
  • the first fan 11 is designed here as a radial fan, whereby a high pressure build-up can be achieved in the narrow air gap or air space 2, which is not easily possible with an axial fan because of the tight space conditions in the air space 2.
  • the arrangement of the first fan 11 in the air space 2 accommodates the flat design due to the design as a radial fan.
  • the design as a radial fan enables the first fan 11 to draw in the air axially along the inlet air flow E and preferably to blow out the air drawn in along the inlet air flow E radially parallel to the wall 3.
  • the second fan 12 is also designed as an axial fan, which here due to its functional volume flow rate of its V / p characteristic when sucking the air along the output air flow A via the output air ducts 15, because of the space-related and flow-related conditions for which axial suction and suction is optimal.
  • the positioning of the room sensors 51, which measure the temperature and the humidity in the room 5 the positioning of the receiving room sensors 18, which measure the temperature and measure the air humidity in the receiving space 13, and the positioning of the air space sensors 21 which measure the temperature and the air humidity in the air space 3 are shown.
  • Sensors 18, 21, 51 are each connected in terms of signals to control device 16, not shown in FIG.
  • the at least one first fan 11 that generates the input air flow E can, for example, be controlled to draw in air and blow it out into the air space 2, i.e. to generate the input air flow E, if the room temperature measured by the room sensor 51 is greater than the room temperature measured by air space temperature measured by the air space sensor 21 in the area of the wall 3 or in the air space 2.
  • the at least one first fan 11 generating the input air flow E is preferably controlled alternatively/additionally if a temperature measured by the air space sensor 21 in the area of the wall 3 or in the air space 2 is greater than the air humidity measured by the room sensor 51 in the room 5.
  • two forced ventilation units 1, T similar to the variant from Figure 5, are arranged adjacent to one another in a respective piece of furniture 4, 4', with the first fan 11 for promoting the inlet air flow E in the forced ventilation unit 1 on the right-hand side in the plane of the representation as in the Forced ventilation unit 1 according to FIG. 5 is also designed as a radial fan and the second fan 12 for promoting the output air flow A is designed as an axial fan, but no inflow of air via the side parts S is possible.
  • the first fan 11' is designed as an axial fan which, due to its design, is installed in such a way that the air can be deflected during intake or on the intake side and blown out parallel to the wall 3.
  • the forced ventilation units 1, 1' or other forced ventilation units can be connected to one another in a cascade-like manner and controlled by a central control device.
  • not all forced ventilation units have to be of identical design, but can take certain ambient conditions into account through the respective piece of furniture 4, 4' and/or a respective adjoining section of the wall 3.
  • all forced ventilation units of a forced ventilation system can also be designed identically.
  • the control device can be used to control the forced ventilation units 1, 1', for example, in such a way that initially the forced ventilation unit 1' on the left in the illustration generates an input air flow E into the air space 2 and, at a different time or at the same time, an output air flow A are generated from the air space 2 by the forced ventilation unit 1 on the right in the image plane and vice versa.

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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

L'invention concerne une unité de ventilation forcée (1) pour ventiler une chambre à air fermée*** (2) entre une paroi (3, 3') et un meuble (4) disposé dans une pièce (5). L'unité de ventilation forcée (1) peut être disposée dans ou sur le meuble (4), et comporte au moins un ventilateur (11) et une unité de chauffage (13), ladite unité de chauffage (13) comportant une zone de réception pouvant être ouverte (14) pour recevoir des unités électroniques qui génèrent de la chaleur perdue sous la forme d'une perte de puissance, et ledit ou lesdits ventilateurs (11) sont conçus pour acheminer un flux d'air d'entrée (E), qui est conduit à travers l'unité de chauffage (13) et est chauffé dans l'unité de chauffage (13), hors de la pièce et dans la chambre à air (2) afin de générer et/ou de réguler un microclimat dans la chambre à air (2).
PCT/EP2021/082435 2020-12-18 2021-11-22 Unité de ventilation forcée pour ventiler une chambre à air fermée WO2022128346A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP21816032.3A EP4193096A1 (fr) 2020-12-18 2021-11-22 Unité de ventilation forcée pour ventiler une chambre à air fermée

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020134204.7A DE102020134204A1 (de) 2020-12-18 2020-12-18 Zwangsbelüftungseinheit zur Belüftung eines abgeschlossenen Luftraums
DE102020134204.7 2020-12-18

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Publication Number Publication Date
WO2022128346A1 true WO2022128346A1 (fr) 2022-06-23

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JPH05191072A (ja) * 1992-01-09 1993-07-30 Matsushita Electric Ind Co Ltd 電子機器収納家具
JPH0842883A (ja) * 1994-07-28 1996-02-16 Sekisui Chem Co Ltd 家具裏通風装置
EP0866285A2 (fr) * 1997-02-20 1998-09-23 Heinz Meyer Sytème de ventilation
JP2004023036A (ja) * 2002-06-20 2004-01-22 Tateyama Alum Ind Co Ltd 冷却装置及びその冷却装置を備えた電子機器収納ラック

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JPH05103708A (ja) * 1991-10-15 1993-04-27 Matsushita Electric Ind Co Ltd 電子機器収納家具
JPH05191072A (ja) * 1992-01-09 1993-07-30 Matsushita Electric Ind Co Ltd 電子機器収納家具
JPH0842883A (ja) * 1994-07-28 1996-02-16 Sekisui Chem Co Ltd 家具裏通風装置
EP0866285A2 (fr) * 1997-02-20 1998-09-23 Heinz Meyer Sytème de ventilation
JP2004023036A (ja) * 2002-06-20 2004-01-22 Tateyama Alum Ind Co Ltd 冷却装置及びその冷却装置を備えた電子機器収納ラック

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