SE441541B - Forfarande och anordning for forhindrande av instabila drifttillstand hos en centrifugalkompressor - Google Patents
Forfarande och anordning for forhindrande av instabila drifttillstand hos en centrifugalkompressorInfo
- Publication number
- SE441541B SE441541B SE8401272A SE8401272A SE441541B SE 441541 B SE441541 B SE 441541B SE 8401272 A SE8401272 A SE 8401272A SE 8401272 A SE8401272 A SE 8401272A SE 441541 B SE441541 B SE 441541B
- Authority
- SE
- Sweden
- Prior art keywords
- compressor
- signal
- output
- input
- operating state
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 34
- 230000002265 prevention Effects 0.000 title description 2
- 230000008859 change Effects 0.000 claims description 22
- 238000005086 pumping Methods 0.000 claims description 22
- 230000007704 transition Effects 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 5
- 230000001052 transient effect Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 65
- 238000005265 energy consumption Methods 0.000 description 13
- 230000010355 oscillation Effects 0.000 description 12
- 230000035939 shock Effects 0.000 description 8
- 230000007423 decrease Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- F04D27/02—Surge control
- F04D27/0284—Conjoint control of two or more different functions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843410792 DE3410792A1 (de) | 1984-03-23 | 1984-03-23 | Verfahren und einrichtung zum verhindern des pumpens von turboverdichtern |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE8401272D0 SE8401272D0 (sv) | 1984-03-07 |
| SE8401272L SE8401272L (de) | 1985-09-08 |
| SE441541B true SE441541B (sv) | 1985-10-14 |
Family
ID=6231455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8401272A SE441541B (sv) | 1984-03-23 | 1984-03-07 | Forfarande och anordning for forhindrande av instabila drifttillstand hos en centrifugalkompressor |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH665455A5 (de) |
| DE (1) | DE3410792A1 (de) |
| SE (1) | SE441541B (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3620614A1 (de) * | 1986-06-20 | 1987-12-23 | Gutehoffnungshuette Man | Verfahren zum filtern eines verrauschten signals |
| US5012637A (en) * | 1989-04-13 | 1991-05-07 | General Electric Company | Method and apparatus for detecting stalls |
| DE19816987A1 (de) * | 1998-04-17 | 2000-02-03 | Rag Ag | Adaptierte Pumpgrenze eines Kreiselverdichters |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3276674A (en) * | 1963-03-06 | 1966-10-04 | Shell Oil Co | Method for preventing surging of compressors |
| US3963367A (en) * | 1974-08-21 | 1976-06-15 | International Harvester Company | Turbine surge detection system |
| SU623996A1 (ru) * | 1977-03-29 | 1978-09-15 | Предприятие П/Я М-5539 | Антипомпажное устройство осевого турбоэксгаустерного агрегата |
| DE2828124C2 (de) * | 1978-06-27 | 1981-11-19 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen | Verfahren zur Verhinderung des Pumpens von Turboverdichtern |
-
1984
- 1984-03-06 CH CH109584A patent/CH665455A5/de not_active IP Right Cessation
- 1984-03-07 SE SE8401272A patent/SE441541B/sv not_active IP Right Cessation
- 1984-03-23 DE DE19843410792 patent/DE3410792A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3410792A1 (de) | 1985-09-26 |
| SE8401272D0 (sv) | 1984-03-07 |
| SE8401272L (de) | 1985-09-08 |
| DE3410792C2 (de) | 1991-07-04 |
| CH665455A5 (de) | 1988-05-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 8401272-3 Effective date: 19921005 Format of ref document f/p: F |