FR2264994B3 - - Google Patents
Info
- Publication number
- FR2264994B3 FR2264994B3 FR7509000A FR7509000A FR2264994B3 FR 2264994 B3 FR2264994 B3 FR 2264994B3 FR 7509000 A FR7509000 A FR 7509000A FR 7509000 A FR7509000 A FR 7509000A FR 2264994 B3 FR2264994 B3 FR 2264994B3
- Authority
- FR
- France
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
- Measuring Volume Flow (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742414109 DE2414109B2 (de) | 1974-03-23 | 1974-03-23 | Einrichtung zum feststellen des instabilen betriebszustandes eines verdichters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2264994A1 FR2264994A1 (en) | 1975-10-17 |
| FR2264994B3 true FR2264994B3 (da) | 1977-11-25 |
Family
ID=5910973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7509000A Granted FR2264994A1 (en) | 1974-03-23 | 1975-03-21 | Unstable operation detector for axial or radial ventilators - using a leaf spring monitor with electrical attachments operating rectifying mechanism |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT332961B (da) |
| CH (1) | CH587419A5 (da) |
| DE (1) | DE2414109B2 (da) |
| DK (1) | DK141132C (da) |
| FR (1) | FR2264994A1 (da) |
| NL (1) | NL7503415A (da) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2391379A1 (fr) * | 1977-05-16 | 1978-12-15 | Onera (Off Nat Aerospatiale) | Perfectionnements apportes aux procedes et dispositifs pour eviter les phenomenes de pompage dans des compresseurs |
| DE3623696A1 (de) * | 1986-07-14 | 1988-01-28 | Dietmar Prof Dr Hennecke | Verdichter mit einrichtungen zur verhinderung des pumpens |
| DE3906765A1 (de) * | 1989-03-03 | 1990-09-06 | Kloeckner Humboldt Deutz Ag | Turbostahltriebwerk |
| US10222278B2 (en) | 2016-02-25 | 2019-03-05 | Massachusetts Institute Of Technology | Directional force sensing element and system |
-
1974
- 1974-03-23 DE DE19742414109 patent/DE2414109B2/de not_active Ceased
-
1975
- 1975-02-03 AT AT79075*#A patent/AT332961B/de not_active IP Right Cessation
- 1975-02-24 CH CH225775A patent/CH587419A5/xx not_active IP Right Cessation
- 1975-03-21 FR FR7509000A patent/FR2264994A1/fr active Granted
- 1975-03-21 DK DK119475A patent/DK141132C/da not_active IP Right Cessation
- 1975-03-21 NL NL7503415A patent/NL7503415A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| ATA79075A (de) | 1976-02-15 |
| DK119475A (da) | 1975-09-24 |
| NL7503415A (nl) | 1975-09-25 |
| AT332961B (de) | 1976-10-25 |
| DK141132C (da) | 1980-06-30 |
| DE2414109A1 (de) | 1975-10-02 |
| CH587419A5 (da) | 1977-04-29 |
| FR2264994A1 (en) | 1975-10-17 |
| DE2414109B2 (de) | 1976-03-18 |
| DK141132B (da) | 1980-01-21 |