EP0625678B1 - Klima-Anlage für den Humanbereich - Google Patents
Klima-Anlage für den Humanbereich Download PDFInfo
- Publication number
- EP0625678B1 EP0625678B1 EP94105672A EP94105672A EP0625678B1 EP 0625678 B1 EP0625678 B1 EP 0625678B1 EP 94105672 A EP94105672 A EP 94105672A EP 94105672 A EP94105672 A EP 94105672A EP 0625678 B1 EP0625678 B1 EP 0625678B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- air
- flow
- installation according
- conditioning installation
- alignment
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 238000004378 air conditioning Methods 0.000 title claims description 35
- 239000011148 porous material Substances 0.000 claims description 19
- 239000000126 substance Substances 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 15
- 230000002070 germicidal effect Effects 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 244000052616 bacterial pathogen Species 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002538 fungal effect Effects 0.000 description 1
- 230000000855 fungicidal effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000009420 retrofitting Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
- F24F8/24—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using sterilising media
Definitions
- the invention relates to an air conditioning system for human use, especially for living and working spaces - with at least an outlet duct for those to be air-conditioned Supply air to be introduced and terminal Supply air outlet, at least one flow straightener in the supply air outlet is arranged, which is a plurality of Rectifier elements with rectifier flow paths as well as the surface of the rectifier element flowed by the supply air has, and wherein the supply air outlet with the built-in Flow rectifier designed as a source air outlet is.
- Terminal supply air outlet denotes one Passage from which the supply air immediately, if necessary about additional deflection devices and the like, enters the room to be air-conditioned.
- the Supply air outlet can be in a ceiling, a wall or in the Floor of a room to be air-conditioned. He can also in the wall of a z. B. cabinet-shaped air conditioner are located. He can also in a window component or door component.
- the term air conditioning includes e.g. B. and especially those with central air conditioning unit for air treatment, blowers for the promotion of treated air in the area of the central air conditioning unit, at least one conveyor channel for the processed, from which Fan-conveyed air and at least one outlet duct Supply air introduction device for introducing the supply air in an assigned room to be air-conditioned.
- the air intake device is also briefly used as an air outlet designated.
- Air conditioning includes within the Invention of both full air conditioning systems and partial air conditioning systems.
- Full-air systems combine four thermodynamic systems Air treatment functions, namely heating, cooling, Moisturize and dehumidify.
- Air treatment functions are reduced, in the simplest Fall on mere cooling or bare fresh air supply.
- So-called room devices also fall within the scope of Invention under the term air conditioning.
- Flow straightener are known aerodynamic devices (cf. Prandtl "Fluid Dynamics" "1944, p. 223) an equalization in a flow channel or in a free jet the speed profile or the time averaged speed profile on the individual "Streamlines" across the flow cross-section.
- Air conditioning systems of the described structure and the described Purpose are aggregates of house technology. For their design and setup apply proven rules of Air conditioning.
- the air conditioning systems of the described structure and the purpose described can be improved.
- suspended matter and molecular contaminants include inorganic and organic substances and in this respect also spores, Viruses, bacteria and fungi as well as odorous substances.
- Such organic substances are used in the context of the invention, including odorous, including metabolic products briefly referred to as germs for terminological reasons, even if it is not strictly germs.
- the invention has for its object an air conditioning system of the structure described at the beginning and that described at the beginning To create purpose at the germ dispensing with filter devices of those described above Type and function or in addition to such Filter devices from a supply air flow immediately before Entry into the air-conditioned room effectively removed become.
- retrofitting should also be installed Air conditioning systems to systems according to the invention may be possible.
- the solution to this problem according to the invention consists in that the rectifier element surface with a germicidal Substance is coated and / or impregnated.
- displacement air outlet denotes one Air outlet, from the supply air with low turbulence and with low Exit speed (Recknagel, Sprenger, Hönmann “Paperback for Heating and Air Conditioning Technology", R. Oldenbourg Verlag GmbH Kunststoff, 1987, pages 1013 and 1037), so that the air with a long dwell time during the Reduction of turbulence an intensive contact with the Experiences surfaces of the rectifier.
- Germicidal Substances refers to those which germs in the sense of introductory definition that is in contact with the substances come, make harmless.
- the effect of the invention used and set up flow rectifier is to be described in such a way that it fungal, bacterial-killing or killing or corresponding also inhibits growth and works bacteriostatically or physically and chemically too the separation or conversion of odorous substances and Gases can serve.
- the touches described it is just a contact or an adsorbing one or absorbent contact.
- the substances act chemically or biologically, e.g. B. in relation to the Germs as contact poisons. They can also have a catalytic effect. It is understood that they are on the rectifier element surfaces have to adhere sufficiently. Suitable substances are known (see, inter alia, EP 0 442 228).
- the flow straightener can be equipped with rectifier elements, a low-turbulence, quasilaminar in the incoming air Generate flow. But it can also be used with rectifier elements be equipped in the exiting Indoor air generate largely homogeneous isotropic turbulence. Homogeneous isotropic turbulence exists when the Turbulence balls of sufficient size and in the emerging supply air are sufficiently evenly distributed. in the The diameter of the turbulence balls should be within the scope of the invention not be too large and, for example, in the range of 1 to 10 mm. The energy in the individual turbulence balls should be compared to the flow energy of the supply air flow be small overall.
- Flow rectifier a supply air flow that in strong source air character and very pleasant is felt.
- these parameters can be set.
- the embodiment of the invention is the supply air outlet with the flow straightener built into it as a source ventilation outlet educated.
- the rectification can also through and when combining the elements described and / or measures with classic suspended or Particle filters can be achieved.
- the flow straighteners can also be designed as air guiding and deflecting devices become.
- the rectifier elements can be seen as crossing Strips, rods or wires. It can but the rectifier elements also as webs between holes be carried out in a plate, the holes form the rectifier flow channels.
- the rectifier elements are an embodiment of the invention designed as webs of a honeycomb structure, the channels of the honeycomb structure the rectifier flow paths form.
- the flow straightener is one porous plate with communicating open pores, whose pore walls the rectifier elements and whose pore spaces form the rectifier flow paths.
- Corresponding materials, in particular corresponding porous ones ceramic materials are known per se.
- the invention is based on the knowledge that a design and design of a terminal supply air outlet as a source ventilation outlet with the described rectification effect an additional effect arises, namely that aimed at rendering harmless or aimed at killing the germs when using the rectifier element surfaces coated or impregnated with a germicidal substance are.
- the described Primary design as a flow straightener in the supply air sufficiently carried germs in contact with the Rectifier element surfaces and thus with them Substances. It is understood that this is also a function the residence time of the differential volume elements of the There is supply air in the flow straightener. You can by the extension of the rectifier elements in the direction of flow be influenced accordingly. Becomes the flow straightener trained so that the targeted germicidal Sufficient effect occurs, in other words, the rectification effect in greatly optimized. This interaction is essential for the invention.
- the rectifier elements made of a porous material open pores exist and at least in the area of their Rectifier element surface with the germicidal Be impregnated.
- the porous materials are corresponding Plastic or ceramic components.
- the Rectifier elements can also be made from a solid material exist and only a coating of one have porous material, the coating at least in the area of their coating surface with germicides Substances are impregnated.
- the flow rectifier has a depth in the direction of flow of the supply air and the rectifier flow paths have a free cross section which are set up in such a way that at least 50% of the molecules of the supply air come into contact with the surfaces of the rectifier element.
- this means that the flow straightener is designed for a pressure loss in the supply air passing through the flow straightener of approximately 5 to 40 Pa.
- the flow straightener can have swirl-producing rectifier elements.
- the flow straightener is designed as an interchangeable module and interchangeable inserted in the supply air outlet.
- the supply air outlet 1 shown in the figures belongs to one Air conditioning system for the human area, especially for residential and Workrooms. At least one outlet duct belongs to the air conditioning system 2 for the supply air to be introduced into a room 3 to be air-conditioned with terminal supply air outlet 1.
- Fig. 1 you can see the end of an outlet channel 2 with connected supply air outlet 1.
- the arrangement is like this met that in front of the supply air outlet 1 in area 4 Swirl flow forms.
- Flow rectifier 5 which is a plurality of rectifier elements 6 with the rectifier element surface flowed by the supply air 7 has. 5 and 6 was hatched by 8th indicated that the rectifier element surface 7 with a germicidal Substance is coated and / or impregnated.
- the Flow rectifier 5 is equipped with rectifier elements 6, which in the outgoing supply air is low in turbulence, mainly generate laminar flow.
- the flow straightener 5 can also be equipped with rectifier elements 6 which in the exiting Supply air generate a largely homogeneous isotropic turbulence.
- the arrangement as a whole may be so in the exemplary embodiment be that the supply air exits in the sense of a source ventilation.
- Fig. 2 it was indicated that the rectifier elements 6 as crossing strips, rods or wires are executed.
- the 3 shows the embodiment of the rectifier elements 6 as webs of a honeycomb structure. The channels or areas the rectifier flow paths 9 form between these components 6. 4, the rectifier elements 6 are between webs Drilled holes in a plate, the holes the Form rectifier flow paths 9.
- the rectifier elements shown 6 like from a porous material with open pores be constructed and at least in the area of their rectifier element surface be impregnated with the germicidal substance. To reference is made to FIG. 5.
- Fig. 5 To reference is made to FIG. 5.
- a massive Rectifier element 6 has a coating 10 made of a porous Material carries, the coating 10 at least in the area their coating surface with the germicidal substances is impregnated.
- the embodiment with the flow straightener 5 as a porous plate communicating open pores is formed. This is done on the Fig. 7 referenced. It can be seen that the pore walls are the rectifier elements 6 and the pore spaces the rectifier flow paths 9 form. It can be seen from FIG. 1 that the flow straightener are designed as an interchangeable module and are easily interchangeable are inserted in the supply air outlet.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Description
- Fig. 1
- einen Vertikalschnitt durch einen endständigen Zuluftauslaß einer erfindungsgemäßen Klima-Anlage,
- Fig. 2
- in gegenüber der Fig. 1 wesentlich vergrößertem Maßstab eine Ansicht des Gegenstandes der Fig. 1 aus Richtung des Pfeiles A,
- Fig. 3
- entsprechend der Fig. 2 eine andere Ausführungsform,
- Fig. 4
- entsprechend der Fig. 2 eine nochmals andere Ausführungsform,
- Fig. 5
- in nochmals vergrößertem Maßstab einen Schnitt in Richtung B-B durch den Gegenstand der Fig. 2,
- Fig. 6
- eine andere Ausführungsform des Gegenstandes der Fig. 5 und
- Fig. 7
- in sehr starker Vergrößerung in Strömungsrichtung der Zuluft einen Schnitt durch einen Strömungsgleichrichter in Form einer porösen Platte.
Claims (14)
- Klima-Anlage für den Humanbereich, insbesondere für Wohn- und Arbeitsräume, - mit zumindest einem Auslaßkanal (2) für die in einen zu klimatisierenden Raum (3) einzuführende Zuluft und endständigem Zuluftauslaß (1), wobei in dem Zuluftauslaß (1) zumindest ein Strömungsgleichrichter (5) angeordnet ist, der eine Mehrzahl von Gleichrichterelementen (6) mit Gleichrichterströmungswegen (9) sowie von der Zuluft beströmter Gleichrichterelementoberfläche (7) aufweist, und wobei der Zuluftauslaß (1) mit dem eingebauten Strömungsgleichrichter (5) als Quelluftauslaß ausgebildet ist dadurch gekennzeichnet, daß die Gleichrichterelementoberfläche (7) mit einer keimtötenden Substanz (8) beschichtet und/oder imprägniert ist.
- Klima-Anlage nach Anspruch 1, dadurch gekennzeichnet, daß der Strömungsgleichrichter (5) mit Gleichrichterelementen (6) ausgerüstet ist, die in der austretenden Zuluft eine turbulenzarme, hauptsächlich laminare Strömung erzeugen.
- Klima-Anlage nach Anspruch 1, dadurch gekennzeichnet, daß der Strömungsgleichrichter (5) mit Gleichrichterelementen (6) ausgerüstet ist, die in der austretenden Raumluft eine weitgehend homogene isotrope Turbulenz erzeugen.
- Klima-Anlage nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Gleichrichterelemente (6) als sich kreuzende Leisten, Stäbe oder Drähte ausgeführt sind.
- Klima-Anlage nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Gleichrichterelemente (6)als Stege zwischen Bohrungen in einer Platte ausgeführt sind, wobei die Bohrungen die Gleichrichterströmungswege (9) bilden.
- Klima-Anlage nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Gleichrichterelemente (6) als Stege einer Honigwabenstruktur ausgebildet sind, wobei die Kanäle der Honigwabenstruktur die Gleichrichterströmungswege (9) bilden.
- Klima-Anlage nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß der Strömungsgleichrichter (5) als eine poröse Platte mit kommunizierenden offenen Poren ausgebildet ist, deren Porenwände die Gleichrichterelemente (6) und deren Porenräume die Gleichrichterströmungswege (9) bilden.
- Klima-Anlage nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß die Gleichrichterelemente (6) aus einem porösen Werkstoff mit offenen Poren bestehen und zumindest im Bereich ihrer Gleichrichterelementoberfläche (7) mit keimtötenden Substanzen (8) imprägniert sind.
- Klima-Anlage nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß die Gleichrichterelemente (6) eine Beschichtung aus einem porösen Werkstoff aufweisen und die Beschichtung zumindest im Bereich ihrer Beschichtungsoberfläche mit der keimtötenden Substanz (8) imprägniert ist.
- Klima-Anlage nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß dem Strömungsgleichrichter (5) anströmseitig ein turbulenzerzeugendes Gitter vorgeschaltet ist.
- Klima-Anlage nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß der Strömungsgleichrichter (5) eine Gleichrichterelementoberfläche F aufweist, die auf den Mengenstrom M abgestimmt ist, für die der Zuluftauslaß (1) ausgelegt ist, und zwar mit der Abstimmungsregel M / F = 2,5 bis 1.000 mm3/sec/mm2.
- Klima-Anlage nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß der Strömungsgleichrichter (5) in Strömungsrichtung der Zuluft eine Tiefe aufweist und die Gleichrichterströmungswege (9) einen freien Querschnitt besitzen, die so eingerichtet sind, daß zumindest 50 % der Moleküle der Zuluft mit den Gleichrichterelementoberflächen (7) in Berührung kommt.
- Klima-Anlage nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß der Strömungsgleichrichter (5) für einen Druckverlust in der den Strömungsgleichrichter (5) passierenden Zuluft von etwa 5 bis 40 Pa ausgelegt ist.
- Klima-Anlage nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, daß der Strömungsgleichrichter (5) als austauschbares Modul ausgeführt und auswechselbar in den Zuluftauslaß (1) eingesetzt ist.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4316911 | 1993-05-20 | ||
| DE4316911 | 1993-05-20 | ||
| DE4319928A DE4319928C2 (de) | 1993-05-20 | 1993-06-16 | Klima-Anlage für den Humanbereich |
| DE4319928 | 1993-06-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0625678A1 EP0625678A1 (de) | 1994-11-23 |
| EP0625678B1 true EP0625678B1 (de) | 1999-06-23 |
Family
ID=25926083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP94105672A Expired - Lifetime EP0625678B1 (de) | 1993-05-20 | 1994-04-13 | Klima-Anlage für den Humanbereich |
Country Status (1)
| Country | Link |
|---|---|
| EP (1) | EP0625678B1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19702609C1 (de) * | 1997-01-24 | 1998-06-25 | Suedzucker Ag | Zuckerfreie dragierte Kaubonbons |
| WO2007061191A1 (en) * | 2005-11-23 | 2007-05-31 | Lg Electronics, Inc. | Air conditioner |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3577710A (en) * | 1968-09-30 | 1971-05-04 | Elliot I Feldman | Air-treatment apparatus |
| DE2106966A1 (de) * | 1971-02-13 | 1972-09-07 | Munters Ab Carl | Vorrichtung in Ventilationssystemen für Räume |
| JP2573044B2 (ja) * | 1988-11-18 | 1997-01-16 | 三洋電機株式会社 | 送風装置 |
| DE4028531A1 (de) * | 1990-09-07 | 1992-03-12 | Hoelter Heinz | Lochplattenfilter fuer klima- und belueftungskanaele |
-
1994
- 1994-04-13 EP EP94105672A patent/EP0625678B1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0625678A1 (de) | 1994-11-23 |
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