CN108825591A - A kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method - Google Patents
A kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method Download PDFInfo
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- CN108825591A CN108825591A CN201810852707.3A CN201810852707A CN108825591A CN 108825591 A CN108825591 A CN 108825591A CN 201810852707 A CN201810852707 A CN 201810852707A CN 108825591 A CN108825591 A CN 108825591A
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Classifications
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- 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
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
- F15B19/005—Fault detection or monitoring
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/87—Detection of failures
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection methods, include the following steps：Live input signal when the intelligent electrohydraulic actuator of acquisition is in running order, wherein the scene input signal includes pressure sensor signal, displacement transducer signal, temperature sensor signal, liquid level sensor and motor status signal.Beneficial effects of the present invention are：The present invention faulty fast and accurately can be detected and be diagnosed to the institute of the intelligent electro-hydraulic executive control system of EHS, energy integrated use Reliability of Automatic Control systems analytical technology, fault detection technique and the technology of Knowledge Reasoning of Artificial Intelligence judgement go to solve the fault detection and diagnosis technology that original only a few peoples can just possess, facilitate user to understand the real time health situation for grasping whole system operation, is occurred with preventing failure propagation and preventing catastrophic event.
Description
Technical field
The present invention relates to electrohydraulic actuator technical fields, and in particular to a kind of electro-hydraulic actuator accumulator dynamic fault inspection
Survey method.
Background technique
With the continuous improvement of automatization level, the complexity of system is rapidly improved, and there is an urgent need to improve system by user
Reliability and ease for maintenance, the generation of fault detection technique and development are the reliability and maintainability that improves device systems
It opens up a new way, fault diagnosis technology is constantly promoted, and application field is also constantly expanding.
The inherently crucial and important refinery of electrohydraulic actuator is equipped and system, ties up after operational reliability and failure
The height for repairing efficiency is huge on whole equipment production run and security risk control influence, in practical applications, lacks corresponding
Electrohydraulic actuator fault detection method, be unable to satisfy actual production demand.
Summary of the invention
(1) technical problems to be solved
In order to overcome the shortage of prior art, it is proposed that a kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method.
(2) technical solution
The present invention is achieved through the following technical solutions：The invention proposes a kind of inspections of electro-hydraulic actuator accumulator dynamic fault
Survey method, includes the following steps：Live input signal when the intelligent electrohydraulic actuator of acquisition is in running order, wherein institute
Stating live input signal includes pressure sensor signal, displacement transducer signal, temperature sensor signal, liquid level sensor, oil
Case temperature sensor, oil pipe temperature sensor, pressure sensor, controller signals, hydraulic control valve signal, oil system signal, oil pump
Signal, power supply signal and motor status signal；According to preconfigured accident analysis strategy, to live input signal collected
It is analyzed, judges whether the parameter value of the live input signal is normal, and be the live input signal in judging result
The abnormal situation of parameter value under, determine the source of trouble；According to the source of trouble, fault type and size are determined, and according to determining
Fault type and size determine the failure pair by judging influence of the failure for intelligent electrohydraulic actuator overall performance
In the failure rank of intelligent electrohydraulic actuator；According to determining failure rank, corresponding sound-light alarm is carried out, and will be determining
The source of trouble and fault type and size and failure rank are sent to preconfigured host computer by network, promote operator
Failure source information, fault type and size and failure rank according to host computer, which do corresponding failure, further examines
It is disconnected.
Further, the accident analysis strategy includes biosensor analysis strategy, given value analysis strategy, controller analysis
Strategy, pilot operated valve device analysis strategy, oil system analysis strategy, oil pump analysis strategy and/or power-supply system analysis strategy.
(3) beneficial effect
The present invention compared with the existing technology, has the advantages that：
A kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method that the present invention mentions intelligently electro-hydraulic to EHS can be held
The institute of row control system is faulty fast and accurately to be detected and is diagnosed, can the analysis of integrated use Reliability of Automatic Control systems
The technology of technology, fault detection technique and Knowledge Reasoning of Artificial Intelligence judgement goes to solve the event that original only a few peoples can just possess
Hinder Examination and diagnosis, user is facilitated to understand the real time health situation for grasping whole system operation, to prevent failure propagation and pre-
Prevent that catastrophic event occurs.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
A kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method, includes the following steps：The electro-hydraulic execution machine of acquisition intelligence
Live input signal when structure is in running order, wherein the scene input signal includes pressure sensor signal, displacement biography
Sensor signal, temperature sensor signal, liquid level sensor, tank temperature sensor, oil pipe temperature sensor, pressure sensor,
Controller signals, hydraulic control valve signal, oil system signal, oil pump signal, power supply signal and motor status signal；According to being pre-configured with
Accident analysis strategy, live input signal collected is analyzed, judge that the parameter value of the scene input signal is
It is no normal, and in the case where judging result is the abnormal situation of parameter value of the live input signal, determine the source of trouble；According to event
Barrier source determines fault type and size, and according to determining fault type and size, by judging that the failure is electro-hydraulic for intelligence
The influence of executing agency's overall performance determines the failure for the failure rank of intelligent electrohydraulic actuator；According to determining event
Hinder rank, carries out corresponding sound-light alarm, and the determining source of trouble and fault type and size and failure rank are passed through into net
Network is sent to preconfigured host computer, promote operator's failure source information, fault type according to host computer and
Size and failure rank do further diagnosis to corresponding failure.
Wherein, the accident analysis strategy includes biosensor analysis strategy, given value analysis strategy, controller analysis plan
Summary, pilot operated valve device analysis strategy, oil system analysis strategy, oil pump analysis strategy and/or power-supply system analysis strategy.
A kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method that the present invention mentions intelligently electro-hydraulic to EHS can be held
The institute of row control system is faulty fast and accurately to be detected and is diagnosed, can the analysis of integrated use Reliability of Automatic Control systems
The technology of technology, fault detection technique and Knowledge Reasoning of Artificial Intelligence judgement goes to solve the event that original only a few peoples can just possess
Hinder Examination and diagnosis, user is facilitated to understand the real time health situation for grasping whole system operation, to prevent failure propagation and pre-
Prevent that catastrophic event occurs.
The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to structure of the invention
Think and range is defined.Without departing from the design concept of the invention, ordinary people in the field is to technology of the invention
The all variations and modifications that scheme is made, should all drop into protection scope of the present invention, the claimed technology contents of the present invention,
It is all described in the claims.
Claims (2)
1. a kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method, it is characterised in that：Include the following steps：Acquisition intelligence electricity
Live input signal when liquid executing agency is in running order, wherein the scene input signal includes pressure sensor letter
Number, displacement transducer signal, temperature sensor signal, liquid level sensor, tank temperature sensor, oil pipe temperature sensor, pressure
Force snesor, controller signals, hydraulic control valve signal, oil system signal, oil pump signal, power supply signal and motor status signal；Root
According to preconfigured accident analysis strategy, live input signal collected is analyzed, judges the live input signal
Parameter value it is whether normal, and in the case where judging result is the abnormal situation of parameter value of the live input signal, determine therefore
Barrier source；According to the source of trouble, fault type and size are determined, and according to determining fault type and size, by judging the failure
Influence for intelligent electrohydraulic actuator overall performance determines the failure for the failure rank of intelligent electrohydraulic actuator；
According to determining failure rank, carry out corresponding sound-light alarm, and by the determining source of trouble and fault type and size and therefore
Hinder rank and preconfigured host computer is sent to by network, operator's source of trouble according to host computer is promoted to believe
Breath, fault type and size and failure rank do further diagnosis to corresponding failure.
2. a kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method according to claim 1, it is characterised in that：It is described
Accident analysis strategy include biosensor analysis strategy, given value analysis strategy, controller analysis strategy, pilot operated valve device analysis strategy,
Oil system analysis strategy, oil pump analysis strategy and/or power-supply system analysis strategy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810852707.3A CN108825591A (en) | 2018-07-30 | 2018-07-30 | A kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810852707.3A CN108825591A (en) | 2018-07-30 | 2018-07-30 | A kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108825591A true CN108825591A (en) | 2018-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810852707.3A Pending CN108825591A (en) | 2018-07-30 | 2018-07-30 | A kind of electro-hydraulic actuator accumulator Dynamic Fault-Detection method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111258301A (en) * | 2020-01-22 | 2020-06-09 | 神华神东电力有限责任公司 | Problem detection method and device |
| CN112922927A (en) * | 2021-01-28 | 2021-06-08 | 西安天云智控航空科技有限公司 | Pressure accumulator pressure transmission sensitivity experiment test and analysis system |
| CN113760634A (en) * | 2020-09-04 | 2021-12-07 | 北京沃东天骏信息技术有限公司 | A data processing method and device |
| CN118603533A (en) * | 2024-08-07 | 2024-09-06 | 华电邹县发电有限公司 | Non-contact EH oil accumulator status monitoring and maintenance system and method |
-
2018
- 2018-07-30 CN CN201810852707.3A patent/CN108825591A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111258301A (en) * | 2020-01-22 | 2020-06-09 | 神华神东电力有限责任公司 | Problem detection method and device |
| CN111258301B (en) * | 2020-01-22 | 2021-04-30 | 神华神东电力有限责任公司 | Problem detection method and device |
| CN113760634A (en) * | 2020-09-04 | 2021-12-07 | 北京沃东天骏信息技术有限公司 | A data processing method and device |
| CN113760634B (en) * | 2020-09-04 | 2025-01-14 | 北京沃东天骏信息技术有限公司 | A data processing method and device |
| CN112922927A (en) * | 2021-01-28 | 2021-06-08 | 西安天云智控航空科技有限公司 | Pressure accumulator pressure transmission sensitivity experiment test and analysis system |
| CN112922927B (en) * | 2021-01-28 | 2023-02-28 | 西安天云智控航空科技有限公司 | Pressure accumulator pressure transmission sensitivity experiment test and analysis system |
| CN118603533A (en) * | 2024-08-07 | 2024-09-06 | 华电邹县发电有限公司 | Non-contact EH oil accumulator status monitoring and maintenance system and method |
| CN118603533B (en) * | 2024-08-07 | 2024-10-29 | 华电邹县发电有限公司 | Non-contact EH oil accumulator state monitoring and maintenance system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200908 Address after: 100027 Beijing, Chaoyangmen, North Street, No. 22, No. Applicant after: China Petroleum & Chemical Corp. Applicant after: South China branch of Sinopec Sales Co.,Ltd. Applicant after: YANGZHOU HENGCHUN ELECTRONIC Co.,Ltd. Address before: 510620 38-40 tower, A tower, Sinopec building, 191 Sports West Road, Tianhe District, Guangzhou, Guangdong. Applicant before: SOUTH CHINA BRANCH OF SINOPEC CHEMICAL COMMERCIAL HOLDING Co.,Ltd. Applicant before: YANGZHOU HENGCHUN ELECTRONIC Co.,Ltd. |
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181116 |