SE7714476L - Anordning for styrning av ett flodesystem - Google Patents
Anordning for styrning av ett flodesystemInfo
- Publication number
- SE7714476L SE7714476L SE7714476A SE7714476A SE7714476L SE 7714476 L SE7714476 L SE 7714476L SE 7714476 A SE7714476 A SE 7714476A SE 7714476 A SE7714476 A SE 7714476A SE 7714476 L SE7714476 L SE 7714476L
- Authority
- SE
- Sweden
- Prior art keywords
- controling
- river system
- river
- Prior art date
Links
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
- F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
- F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
- F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
- F15B9/09—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor with electrical control means
-
- 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
- F15B21/12—Fluid oscillators or pulse generators
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B11/00—Automatic controllers
- G05B11/01—Automatic controllers electric
- G05B11/26—Automatic controllers electric in which the output signal is a pulse-train
- G05B11/28—Automatic controllers electric in which the output signal is a pulse-train using pulse-height modulation; using pulse-width modulation
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)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Flow Control (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7714476A SE409602B (sv) | 1977-12-20 | 1977-12-20 | Anordning for styrning av ett flode mellan en givare och en mottagare |
JP15361578A JPS5490475A (en) | 1977-12-20 | 1978-12-12 | Control device for flow system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7714476A SE409602B (sv) | 1977-12-20 | 1977-12-20 | Anordning for styrning av ett flode mellan en givare och en mottagare |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7714476L true SE7714476L (sv) | 1979-06-21 |
SE409602B SE409602B (sv) | 1979-08-27 |
Family
ID=20333256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7714476A SE409602B (sv) | 1977-12-20 | 1977-12-20 | Anordning for styrning av ett flode mellan en givare och en mottagare |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS5490475A (sv) |
SE (1) | SE409602B (sv) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4813339A (en) * | 1984-11-09 | 1989-03-21 | Hitachi, Ltd. | Pulse-width-modulation control of parallel three-way valves to supply single-acting quick-response actuator |
-
1977
- 1977-12-20 SE SE7714476A patent/SE409602B/sv unknown
-
1978
- 1978-12-12 JP JP15361578A patent/JPS5490475A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4813339A (en) * | 1984-11-09 | 1989-03-21 | Hitachi, Ltd. | Pulse-width-modulation control of parallel three-way valves to supply single-acting quick-response actuator |
Also Published As
Publication number | Publication date |
---|---|
SE409602B (sv) | 1979-08-27 |
JPS5490475A (en) | 1979-07-18 |
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