DE2041681C2 - Verfahren und Einrichtung zur elektrohydraulischen Ansteuerung eines hydraulischen Stellantriebes - Google Patents
Verfahren und Einrichtung zur elektrohydraulischen Ansteuerung eines hydraulischen StellantriebesInfo
- Publication number
- DE2041681C2 DE2041681C2 DE2041681A DE2041681A DE2041681C2 DE 2041681 C2 DE2041681 C2 DE 2041681C2 DE 2041681 A DE2041681 A DE 2041681A DE 2041681 A DE2041681 A DE 2041681A DE 2041681 C2 DE2041681 C2 DE 2041681C2
- Authority
- DE
- Germany
- Prior art keywords
- pressure medium
- switching
- solenoid valve
- signal
- signal converter
- 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
- 238000000034 method Methods 0.000 title claims description 14
- 230000000694 effects Effects 0.000 claims description 24
- 230000009471 action Effects 0.000 claims description 9
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 230000002427 irreversible effect Effects 0.000 claims 1
- 230000005284 excitation Effects 0.000 description 20
- 230000001960 triggered effect Effects 0.000 description 14
- 230000006870 function Effects 0.000 description 10
- 230000004913 activation Effects 0.000 description 5
- 230000005281 excited state Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 235000010678 Paulownia tomentosa Nutrition 0.000 description 1
- 240000002834 Paulownia tomentosa Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008571 general function Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C13/00—Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B18/00—Parallel arrangements of independent servomotor systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Automation & Control Theory (AREA)
- Aviation & Aerospace Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Magnetically Actuated Valves (AREA)
- Servomotors (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2041681A DE2041681C2 (de) | 1970-08-21 | 1970-08-21 | Verfahren und Einrichtung zur elektrohydraulischen Ansteuerung eines hydraulischen Stellantriebes |
| GB3581871A GB1344373A (en) | 1970-08-21 | 1971-07-29 | Electrohydraulic control of a hydraulic actuator |
| US00173525A US3834279A (en) | 1970-08-21 | 1971-08-20 | Method and device for electrohydraulic control of a hydraulic actuator |
| FR7130444A FR2103437B1 (enExample) | 1970-08-21 | 1971-08-20 | |
| US05/490,132 US3987702A (en) | 1970-08-21 | 1974-07-19 | Method and device for electrohydraulic control of a hydraulic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2041681A DE2041681C2 (de) | 1970-08-21 | 1970-08-21 | Verfahren und Einrichtung zur elektrohydraulischen Ansteuerung eines hydraulischen Stellantriebes |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2041681B2 DE2041681B2 (de) | 1972-03-16 |
| DE2041681A1 DE2041681A1 (enExample) | 1972-03-16 |
| DE2041681C2 true DE2041681C2 (de) | 1978-06-22 |
Family
ID=5780425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2041681A Expired DE2041681C2 (de) | 1970-08-21 | 1970-08-21 | Verfahren und Einrichtung zur elektrohydraulischen Ansteuerung eines hydraulischen Stellantriebes |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3834279A (enExample) |
| DE (1) | DE2041681C2 (enExample) |
| FR (1) | FR2103437B1 (enExample) |
| GB (1) | GB1344373A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2841502A1 (de) * | 1977-09-23 | 1979-04-05 | Pneumo Corp | Verfahren und vorrichtung zum feststellen von fehlern in hydraulischen servosystemen |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2615345C3 (de) * | 1976-04-08 | 1984-05-10 | Liebherr-Aero-Technik Gmbh, 8998 Lindenberg | Selbstüberwachter Stellantrieb, insbesondere für Steuerruder von Flugzeugen |
| US4538504A (en) * | 1983-11-18 | 1985-09-03 | General Electric Company | Fail-safe servovalve system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1401296A1 (de) * | 1958-07-15 | 1968-10-24 | Erich Herion | Mehrwegeventil mit Hilfsventilsteuerung,insbesondere Mehrwegemagnetventil |
| US3391611A (en) * | 1965-08-23 | 1968-07-09 | Bell Aerospace Corp | Hydraeric control system |
| US3496836A (en) * | 1968-01-02 | 1970-02-24 | Bell Aerospace Corp | Redundant control system having fail-operate fail-neutral and channel emergency select |
| GB1272859A (en) * | 1969-11-25 | 1972-05-03 | Hobson Ltd H M | Improvements in position control servo systems |
-
1970
- 1970-08-21 DE DE2041681A patent/DE2041681C2/de not_active Expired
-
1971
- 1971-07-29 GB GB3581871A patent/GB1344373A/en not_active Expired
- 1971-08-20 US US00173525A patent/US3834279A/en not_active Expired - Lifetime
- 1971-08-20 FR FR7130444A patent/FR2103437B1/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2841502A1 (de) * | 1977-09-23 | 1979-04-05 | Pneumo Corp | Verfahren und vorrichtung zum feststellen von fehlern in hydraulischen servosystemen |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1344373A (en) | 1974-01-23 |
| DE2041681B2 (de) | 1972-03-16 |
| US3834279A (en) | 1974-09-10 |
| DE2041681A1 (enExample) | 1972-03-16 |
| FR2103437A1 (enExample) | 1972-04-14 |
| FR2103437B1 (enExample) | 1975-07-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EF | Willingness to grant licences | ||
| 8339 | Ceased/non-payment of the annual fee |