CA2021680C - Apparatus for the controlled ventilation of rooms - Google Patents
Apparatus for the controlled ventilation of roomsInfo
- Publication number
- CA2021680C CA2021680C CA002021680A CA2021680A CA2021680C CA 2021680 C CA2021680 C CA 2021680C CA 002021680 A CA002021680 A CA 002021680A CA 2021680 A CA2021680 A CA 2021680A CA 2021680 C CA2021680 C CA 2021680C
- Authority
- CA
- Canada
- Prior art keywords
- flow
- duct
- air
- pressure
- pressure chamber
- 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 - Fee Related
Links
- 238000009423 ventilation Methods 0.000 title abstract description 14
- 238000005192 partition Methods 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 20
- 238000005259 measurement Methods 0.000 abstract description 9
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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
- F24F11/70—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
-
- 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
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
-
- 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
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
- G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/40—Details of construction of the flow constriction devices
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/06—Control of flow characterised by the use of electric means
- G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
- G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
- G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7759—Responsive to change in rate of fluid flow
- Y10T137/776—Control by pressures across flow line valve
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Ventilation (AREA)
- Measuring Volume Flow (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Building Environments (AREA)
- Duct Arrangements (AREA)
- Sampling And Sample Adjustment (AREA)
- Air-Flow Control Members (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2720/89A CH678654A5 (OSRAM) | 1989-07-21 | 1989-07-21 | |
| CH02720/89-2 | 1989-07-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2021680A1 CA2021680A1 (en) | 1991-01-22 |
| CA2021680C true CA2021680C (en) | 1995-09-12 |
Family
ID=4240094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002021680A Expired - Fee Related CA2021680C (en) | 1989-07-21 | 1990-07-20 | Apparatus for the controlled ventilation of rooms |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US5063962A (OSRAM) |
| EP (1) | EP0409779B1 (OSRAM) |
| JP (1) | JPH03170739A (OSRAM) |
| AT (1) | ATE106532T1 (OSRAM) |
| AU (1) | AU632351B2 (OSRAM) |
| CA (1) | CA2021680C (OSRAM) |
| CH (1) | CH678654A5 (OSRAM) |
| DE (1) | DE59005890D1 (OSRAM) |
| DK (1) | DK0409779T3 (OSRAM) |
| ES (1) | ES2057507T3 (OSRAM) |
| FI (1) | FI97317C (OSRAM) |
| NO (1) | NO174983C (OSRAM) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9319512U1 (de) * | 1993-12-18 | 1994-02-24 | Hagenuk Fahrzeugklima GmbH, 04435 Schkeuditz | Druckwellenventil |
| US5866032A (en) * | 1995-11-01 | 1999-02-02 | Betzdearborn Inc. | Composition for controlling scale formation in aqueous systems |
| GB2337594A (en) * | 1998-05-19 | 1999-11-24 | Abb Seatec Ltd | Flow meters using differential pressure measurements |
| US6450043B1 (en) | 1999-07-07 | 2002-09-17 | Tek-Air Systems Inc. | Probe for monitoring intake air volume and method |
| US6487918B1 (en) | 2000-12-22 | 2002-12-03 | Mestek, Inc. | Airflow sensor for averaging total pressure |
| WO2002095300A1 (en) | 2001-05-22 | 2002-11-28 | Edelweiss Italia S.R.L. | Flow-measuring apparatus in air venting and conditioning systems |
| US6623425B2 (en) * | 2001-07-23 | 2003-09-23 | Cartledge Medical Products, Llc | Modified laryngoscope blade to reduce dental injuries during intubation |
| DE102005005514B3 (de) * | 2005-02-04 | 2006-08-24 | Hochschule Bremen | Vorrichtung zur Luftmassenstromregelung eines Lüftungssystems |
| GB2436624B (en) * | 2006-03-31 | 2012-01-11 | Nuaire Ltd | Fluid Flow Control Apparatus |
| DE202008017968U1 (de) * | 2008-06-18 | 2011-02-10 | Pluggit International B.V. | T-förmiges Abzweigstück, insbesondere für ein Lüftungssystem |
| DE102015212318A1 (de) * | 2015-07-01 | 2017-01-05 | Siemens Aktiengesellschaft | Verfahren zum Belüften eines gekoppelte Wagen aufweisenden Fahrzeugs |
| ES2977617T3 (es) | 2018-08-22 | 2024-08-27 | Nederman Holding Ab | Un sistema de ventilación y un método de funcionamiento de un sistema de ventilación |
| DE102019104625B4 (de) * | 2019-02-22 | 2025-10-09 | SLT Schanze Lufttechnik GmbH & Co. KG | Vorrichtung zum Einstellen einer gasförmigen Fluidströmung |
| DE102024104458A1 (de) * | 2024-02-16 | 2025-08-21 | Stiebel Eltron Gmbh & Co. Kg | Anordnung zur Differenzdruckmessung an einem Radialllüfter |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2542160A1 (de) * | 1975-09-22 | 1977-03-31 | Ltg Lufttechnische Gmbh | Volumenstromregler fuer lufttechnische anlagen |
| US4196849A (en) * | 1977-11-07 | 1980-04-08 | Environmental Elements Corporation | Variable volume control assembly |
| US4176690A (en) * | 1977-12-07 | 1979-12-04 | Carrier Corporation | Regulator for a damper assembly |
| US4344330A (en) * | 1981-02-13 | 1982-08-17 | The Trane Company | Average fluid flow sensor |
| DE3480805D1 (de) | 1983-05-26 | 1990-01-25 | Spiro Machines Sa | Durchflussregelventile fuer fluide. |
| SE458802B (sv) * | 1987-04-03 | 1989-05-08 | Stifab Ab | Regleranordning foer instaellning av ett spjaell i en ventilationskanal |
| US4756474A (en) * | 1987-10-30 | 1988-07-12 | Carrier Corporation | Duct pressure powered air volume controller |
-
1989
- 1989-07-21 CH CH2720/89A patent/CH678654A5/de not_active IP Right Cessation
-
1990
- 1990-07-12 DK DK90810531.5T patent/DK0409779T3/da not_active Application Discontinuation
- 1990-07-12 DE DE59005890T patent/DE59005890D1/de not_active Expired - Fee Related
- 1990-07-12 AT AT90810531T patent/ATE106532T1/de not_active IP Right Cessation
- 1990-07-12 EP EP90810531A patent/EP0409779B1/de not_active Expired - Lifetime
- 1990-07-12 ES ES90810531T patent/ES2057507T3/es not_active Expired - Lifetime
- 1990-07-20 AU AU59709/90A patent/AU632351B2/en not_active Ceased
- 1990-07-20 FI FI903682A patent/FI97317C/fi not_active IP Right Cessation
- 1990-07-20 JP JP2190864A patent/JPH03170739A/ja active Pending
- 1990-07-20 NO NO903258A patent/NO174983C/no not_active IP Right Cessation
- 1990-07-20 US US07/556,533 patent/US5063962A/en not_active Expired - Lifetime
- 1990-07-20 CA CA002021680A patent/CA2021680C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FI903682A0 (fi) | 1990-07-20 |
| NO903258L (no) | 1991-01-22 |
| FI97317C (fi) | 1996-11-25 |
| EP0409779B1 (de) | 1994-06-01 |
| US5063962A (en) | 1991-11-12 |
| DE59005890D1 (de) | 1994-07-07 |
| NO174983B (no) | 1994-05-02 |
| AU632351B2 (en) | 1992-12-24 |
| DK0409779T3 (da) | 1994-10-10 |
| ATE106532T1 (de) | 1994-06-15 |
| NO903258D0 (no) | 1990-07-20 |
| AU5970990A (en) | 1991-01-24 |
| CH678654A5 (OSRAM) | 1991-10-15 |
| EP0409779A2 (de) | 1991-01-23 |
| JPH03170739A (ja) | 1991-07-24 |
| FI97317B (fi) | 1996-08-15 |
| NO174983C (no) | 1994-08-10 |
| ES2057507T3 (es) | 1994-10-16 |
| CA2021680A1 (en) | 1991-01-22 |
| EP0409779A3 (en) | 1992-02-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |