System for monitoring a set of components of a device
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G07C-005/08
G07C-005/00
B64D-045/00
G05B-023/02
출원번호
US-0438129
(2013-10-25)
등록번호
US-9754429
(2017-09-05)
우선권정보
FR-12 60230 (2012-10-26)
국제출원번호
PCT/FR2013/052553
(2013-10-25)
국제공개번호
WO2014/064396
(2014-05-01)
발명자
/ 주소
Lacaille, Jerome
Rabenoro, Tsirizo
출원인 / 주소
SNECMA
대리인 / 주소
Oblon, McClelland, Maier & Neustadt, L.L.P.
인용정보
피인용 횟수 :
0인용 특허 :
2
초록▼
A system for monitoring a set of components of a device, including: a detecting system including a set of agents for detecting anomalies, with each agent receiving measurements on physical parameters relating to a sub-set of components of a device and delivering an initial distribution of the probab
A system for monitoring a set of components of a device, including: a detecting system including a set of agents for detecting anomalies, with each agent receiving measurements on physical parameters relating to a sub-set of components of a device and delivering an initial distribution of the probability of an anomaly; an acquiring system which receives feedback information and the initial distributions of the probability of an anomaly from the agents; an emerging system which iteratively emerges current distributions of the probability of an anomaly, with the current distributions of the probability of an anomaly converging towards a set of optimum distributions of the probability of an anomaly; and a synthesizing system which synthesizes optimum distributions of the probability of an anomaly relating to at least one sub-set of interest of components of the device in order to extract the risks of an anomaly specific to the sub-set of interest.
대표청구항▼
1. A system for monitoring a set of components of an aircraft engine, comprising: circuitry configured to: detect anomalies using a set of agents for detecting anomalies (a1, . . . , ai, . . . an) with each one of said agents being configured to receive measurements on physical parameters relating t
1. A system for monitoring a set of components of an aircraft engine, comprising: circuitry configured to: detect anomalies using a set of agents for detecting anomalies (a1, . . . , ai, . . . an) with each one of said agents being configured to receive measurements on physical parameters relating to a sub-set of components of said aircraft engine and to deliver an initial distribution of a probability of an anomaly,receive feedback information as well as the initial distributions of the probability of an anomaly coming from said set of agents,iteratively emerge current distributions of the probability of an anomaly in line with said feedback information, with said current distributions of the probability of an anomaly converging towards a set of optimum distributions of the probability of an anomaly in accordance with said feedback information,synthesise optimal distributions of the probability of an anomaly relating to at least one sub-set of interest of components of said aircraft engine in order to extract risks of an anomaly specific to said sub-set of interest, anddetermine operations of maintenance according to the risks of an anomaly. 2. The system according to claim 1, wherein the circuitry is further configured to: create each current or optimum distribution of the probability of an anomaly by merging preceding distributions of the probability of an anomaly according to predetermined rules for merging,put into line each initial or current distribution of the probability of an anomaly with the feedback information that corresponds to the distribution of the probability of an anomaly, in order to associate an efficiency value to the distribution of the probability of an anomaly, andchange the set of agents towards an optimum population of agents by creating new agents corresponding to current and optimum distributions of the probability of an anomaly and by selecting the agents that are the most compliant with the feedback information according to the efficiency values associated with said current and optimum distributions of the probability of an anomaly. 3. The system according to claim 1, wherein the circuitry is further configured to associate to each initial, current or optimum distribution of the probability of an anomaly relative to a sub-set of components of said device, an implication vector reflecting a contribution of each element of said sub-set on the corresponding distribution of the probability of an anomaly. 4. The system according to claim 3, wherein the circuitry is further configured to synthesise the optimum distributions of the probability of an anomaly relating to said sub-set of interest by weighting an influence of each element of said sub-set of interest according to the corresponding implication vectors. 5. The system according to claim 2, wherein the predefined rules for merging are chosen from among the following rules: expert rules, reduction rules, voting rule, business rules, Bayesian rules, and fuzzy logic rules. 6. The system according to claim 2, wherein the circuitry is further configured to adjust the merging rules according to the feedback information. 7. The system according to claim 2, wherein the set of agents or the optimum population of agents is formed by instances of algorithms comprising different choices of measurements, or different processing methods, or different configurations. 8. The system as claimed in claim 7, wherein the initial distributions of the probability of an anomaly are standardised with respect to a context of the measurements. 9. A method for monitoring a set of components of an aircraft engine, comprising: acquiring feedback information as well as initial distributions of a probability of an anomaly coming from a set of agents for detecting anomalies, with each one of said agents being configured to receive measurements on physical parameters relating to a sub-set of components of said aircraft engine before delivering an initial distribution of the probability of an anomaly,iteratively emerging current distributions of the probability of an anomaly in line with said feedback information, with said current distributions of the probability of an anomaly converging towards a set of optimum distributions of the probability of an anomaly in accordance with said feedback information,synthesising optimum distributions of the probability of an anomaly relating to at least one sub-set of interest of components of said aircraft engine in order to extract risks of an anomaly specific to said sub-set of interest, anddetermining operations of maintenance according to the risks of an anomaly.
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이 특허에 인용된 특허 (2)
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