AU4327172A - Self-powered variable volume air damper control - Google Patents
Self-powered variable volume air damper controlInfo
- Publication number
- AU4327172A AU4327172A AU43271/72A AU4327172A AU4327172A AU 4327172 A AU4327172 A AU 4327172A AU 43271/72 A AU43271/72 A AU 43271/72A AU 4327172 A AU4327172 A AU 4327172A AU 4327172 A AU4327172 A AU 4327172A
- Authority
- AU
- Australia
- Prior art keywords
- self
- variable volume
- air damper
- damper control
- volume air
- 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
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/01—Control of flow without auxiliary power
- G05D7/0193—Control of flow without auxiliary power using hydraulic or pneumatic amplifiers, relays or transmitters
-
- 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
- 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
- F24F11/76—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 by means responsive to temperature, e.g. bimetal springs
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Air-Flow Control Members (AREA)
- Control Of Fluid Pressure (AREA)
- Flow Control (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19091471A | 1971-10-20 | 1971-10-20 | |
USUS190,914 | 1971-10-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU462414B2 AU462414B2 (en) | 1972-06-09 |
AU4327172A true AU4327172A (en) | 1973-12-13 |
Family
ID=22703312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU43271/72A Expired AU462414B2 (en) | 1971-10-20 | 1972-06-09 | Self-powered variable volume air damper control |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS4849250A (en) |
AU (1) | AU462414B2 (en) |
BE (1) | BE786161A (en) |
CA (1) | CA959327A (en) |
DE (1) | DE2251358A1 (en) |
GB (1) | GB1336528A (en) |
NL (1) | NL7211139A (en) |
SE (1) | SE388929B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1045883A (en) * | 1975-06-27 | 1979-01-09 | Honeywell Inc. | Fluidic flow sensing and control apparatus |
DE2542160A1 (en) * | 1975-09-22 | 1977-03-31 | Ltg Lufttechnische Gmbh | Airflow volume control for ventilation of air conditioning unit - has throttle system with venturi nozzle for pressure difference monitoring connected to servo motor via pressure regulator |
US4186876A (en) * | 1977-12-07 | 1980-02-05 | Carrier Corporation | System powered damper blade assembly for use in an air conditioning system |
FR2521267B1 (en) * | 1982-02-05 | 1985-11-22 | Serva Soc | FLOW STABILIZER FOR VENTILATION DUCT |
FI75682C (en) * | 1986-09-26 | 1988-07-11 | Erkki Johannes Niskanen | PAO KASKADSTYRNING BASERANDE FOERFARANDE FOER FLOEDESREGLERING. |
BE1011773A3 (en) * | 1998-03-03 | 2000-01-11 | Aralco Nv | Improved device for setting the movable the state of a fan grille. |
-
1972
- 1972-05-18 CA CA142,638A patent/CA959327A/en not_active Expired
- 1972-05-25 GB GB2473372A patent/GB1336528A/en not_active Expired
- 1972-06-09 AU AU43271/72A patent/AU462414B2/en not_active Expired
- 1972-07-12 BE BE786161A patent/BE786161A/en unknown
- 1972-07-20 JP JP47072133A patent/JPS4849250A/ja active Pending
- 1972-08-16 NL NL7211139A patent/NL7211139A/xx not_active Application Discontinuation
- 1972-10-19 DE DE2251358A patent/DE2251358A1/en not_active Ceased
- 1972-10-20 SE SE7213608A patent/SE388929B/en unknown
Also Published As
Publication number | Publication date |
---|---|
NL7211139A (en) | 1973-04-25 |
DE2251358A1 (en) | 1973-04-26 |
GB1336528A (en) | 1973-11-07 |
JPS4849250A (en) | 1973-07-11 |
CA959327A (en) | 1974-12-17 |
AU462414B2 (en) | 1972-06-09 |
SE388929B (en) | 1976-10-18 |
BE786161A (en) | 1972-11-03 |
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