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Title: |
US5806052:
Fuzzy hierarchical controller for a turboshaft engine
[ Derwent Title ]

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Country: |
US United States of America

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Inventor: |
Bonissone, Piero Patrone; Schenectady, NY
Chiang, Kenneth Hsin-Chao; Schenectady, NY
Dausch, Mark Edward; Schenectady, NY
Comly, James Baldwin; Schenectady, NY

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Assignee: |
General Electric Company, Schenectady, NY
other patents from GENERAL ELECTRIC COMPANY (218550) (approx. 30,796)
News, Profiles, Stocks and More about this company

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Published / Filed: |
1998-09-08
/ 1994-02-07

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Application Number: |
US1994000192939

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IPC Code: |
Advanced:
G05B 13/02;
Core:
more...
IPC-7:
G06F 15/18;

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ECLA Code: |
G05B13/02C2;

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U.S. Class: |
Current:
706/004;
706/001;
706/003;
706/008;
Original:
706/004;
706/001;
706/003;
706/008;

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Field of Search: |
395/011,61,900,3,903-904,907
364/132,131,138,414.1,431.05
706/1-9

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Priority Number: |
| 1994-02-07 |
US1994000192939 |
| 1992-07-06 |
US1992000909290 |

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Abstract: |
A fuzzy logic supervisory control architecture for aircraft engines includes a series of fuzzy proportional integral controllers each designed for a specific operating range and a fuzzy logic hierarchical controller for combining the fuel flow derivative outputs of the individual controllers. The hierarchical controller utilizes fuzzy logic on the input space fuzzified to linguistic values for engine temperature, power turbine speed and spool acceleration to determine a weighting to be given to each of the controller outputs for fuel flow derivative.

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Attorney, Agent or Firm: |
Goldman, David C. ;
Snyder, Marvin ;

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Primary / Asst. Examiners: |
Hafiz, Tariq R.;

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Maintenance Status: |
E1 Expired Check current status

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INPADOC Legal Status: |
Show legal status actions

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Foreign References: |
None

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Other Abstract Info: |
DERABS G98-506246
DERG98-506246

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Other References: |
Michio Sugeno, Toshiaki Murofushi, Junji Nishino, and Hideaki Miwa. "Helicopter Flight Control Based on Fuzzy Logic." Fuzzy Engineering toward Human Friendly Systems: Proceedings of the International Fuzzy Engineering Symposium '91, Nov. 13th-15th, 1991, vol. 2, pp. 1120-1121.
P.J. Mac Vicar-Whelan, "Fuzzy Sets for Man-Machine Interaction," International Journal of Man-Machine Studies, vol. 8, pp. 687-697, Nov. 1976.
Raju et al, "Adaptive hierarchical fuzzy controller"; IEEE Transactions on Systems, Man and Cybernetics, vol. 23 iss. 4 pp. 973-980, Jul.-Aug. 1993.
(20 pages)
[ISI abstract]
Rueda et al, "Adesign method for a class of fuzzy hierarchical controllers"; Second IEEE International Conference on Fuzzy Systems, pp. 196-199 vol. 1, 28 Mar.-1 Apr. 1993.
Isik, C.J. Metstel, A.M.; "Pilot Level of a Hierarchical Controller for an Unmanned Mobile Robot"; IEEE Journal of Robotics & Automation; vol. 4, No. 3, Jun. 1988.
Wantanabe, H.; Dettloff, W.D.; Yount, K.E.; "AVLSI Fuzzy Logic Controller with Reconfigurable, Cascadable Architecture"; IEEE Journal of Solid State Circuits; vol. 25 No. 2 Apr. 1990.
Raju, G.V.S.; Zhou, J.; "Fuxxy Logic Process Controller"; IEEE International Conference of Systems Engineering; 9-11 Aug. 1990.
Kang, H.; Vachstsevanos, G.; "An Intelligent Strategy to Robot Coordination and control"; Procedings of the 29th IEEE Conference on Decision and Control; 5-7 Dec. 1990.
Garcia-Benitez, E.; Yurkowich,S.; Passiono, Kim.; "A Fuzzy Supervisor for Flexible Manipulator Control"; Proceedings of the 1991 IEEE International Symposium on Intelligent Controller; 12-15 Aug. 1991.
Stover, J.A.; Gibson, R.E.; "Continuos Inference Networks for Autonomous Systems"; IEEE Conference on Neurol Networks for Ocean Engineering; 15-17 Aug. 1991.
Yurkovich, S.; Passino, K.M.; Garcia-Benitez, E.; "Rule-Based Tuning for Control of Flexible-Link Manipulators"; Proceedings of the 30th IEEE Conference on Decision and Control. 11-13 Dec. 1991.
Tseng, H.C.; Hwang, V.; Lui, S.L.; "Fuzzy Servocontroller: The Hierarchical Approach"; IEEE International Conference on Fuzzy Systems; 8-12 Mar. 1992.

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