CN115311812A - Alarm information diagnosis method and system based on sensor - Google Patents

Alarm information diagnosis method and system based on sensor Download PDF

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Publication number
CN115311812A
CN115311812A CN202210981721.XA CN202210981721A CN115311812A CN 115311812 A CN115311812 A CN 115311812A CN 202210981721 A CN202210981721 A CN 202210981721A CN 115311812 A CN115311812 A CN 115311812A
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China
Prior art keywords
sensor
area
information
real
alarm
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Pending
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CN202210981721.XA
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Chinese (zh)
Inventor
周明
周文沛
雍永鹏
郁振华
刘亭
黄景辉
雷正山
杨齐
李晓鹏
马巧玲
周在金
徐俊平
史瑶华
戚浩
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Shanghai Bluectrl Electronic Technology Co ltd
China Oil and Gas Pipeline Network Corp
Pipechina Eastern Crude Oil Storage and Transportation Co Ltd
Original Assignee
Shanghai Bluectrl Electronic Technology Co ltd
China Oil and Gas Pipeline Network Corp
Pipechina Eastern Crude Oil Storage and Transportation Co Ltd
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Application filed by Shanghai Bluectrl Electronic Technology Co ltd, China Oil and Gas Pipeline Network Corp, Pipechina Eastern Crude Oil Storage and Transportation Co Ltd filed Critical Shanghai Bluectrl Electronic Technology Co ltd
Priority to CN202210981721.XA priority Critical patent/CN115311812A/en
Publication of CN115311812A publication Critical patent/CN115311812A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B19/00Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass

Abstract

The invention discloses an alarm information diagnosis method and system based on a sensor, and relates to the field of communication information diagnosis and alarm. The method comprises the following steps: the real-time data and the state information of a plurality of sensors are acquired through the distributed controller, the area alarm signal and the interlocking condition trigger signal are acquired according to the real-time data and the state information, and when the area alarm signal and the interlocking condition trigger signal are effective, the interlocking action is executed to adjust the state of the target sensor area, so that the problems of reliability, compatibility, maintainability and the like of the current sensor alarm diagnosis information system are solved, and the production safety and the production efficiency are effectively improved.

Description

Alarm information diagnosis method and system based on sensor
Technical Field
The invention relates to the field of communication information diagnosis and alarm, in particular to an alarm information diagnosis method and system based on a sensor.
Background
The diagnosis alarm system occupies a very important position in the production flow, and can provide effective means such as equipment service life prediction, spare part management, asset management and the like while ensuring safe production, thereby effectively reducing production interruption and system downtime and improving the production efficiency. The diagnostic alarm system is generally based on a sensor to acquire relevant information of production equipment and production environment. Previously, because of the limitations of communication technology, the amount of sensor information that can be collected was small, and each individual message required a cable/pair to complete. The development of the bus communication technology eliminates the limitation, a pair of bus communication lines can be connected with a plurality of sensors, each sensor can transmit a large amount of information, and a large amount of alarm diagnosis information can be easily acquired, so that the sensors can be subjected to failure prevention and fault recording. At present, alarm diagnosis information based on a sensor is generally collected and processed in a centralized way, a host system is relatively complex, and all functions are limited when a fault occurs; meanwhile, there are also problems of flexibility and sensor compatibility, etc., adding a new sensor may require adding related firmware modification and database change, resulting in poor system maintainability.
Disclosure of Invention
The invention aims to solve the technical problem of providing a method and a system for diagnosing alarm information based on a sensor aiming at the defects of the prior art.
The technical scheme for solving the technical problems is as follows:
a sensor-based alarm information diagnostic method, comprising:
acquiring real-time data and state information of a plurality of sensors through a distributed controller;
acquiring an area alarm signal and an interlocking condition trigger signal according to the real-time data and the state information;
and when the area alarm signal and the interlocking condition trigger signal are effective, executing the interlocking action to adjust the state of the target sensor area.
The invention has the beneficial effects that: according to the scheme, the distributed controller is used for acquiring real-time data and state information of a plurality of sensors, acquiring an area alarm signal and an interlocking condition trigger signal according to the real-time data and the state information, and executing the interlocking action to adjust the state of a target sensor area when the area alarm signal and the interlocking condition trigger signal are effective, so that the problems of reliability, compatibility, maintainability and the like of the current sensor alarm diagnosis information system are solved, and the production safety and the production efficiency are effectively improved.
Further, the real-time data includes: a sensor area ID;
the process of obtaining the area alarm signal specifically includes:
and obtaining an area alarm signal containing the area ID according to the sensor area ID and the state information.
Further, the interlock action represents an associated action related to a sensor fault condition.
Further, the method also comprises the following steps: and distributing a corresponding number of distributed controllers according to the number of the sensors and the distribution positions of the sensors.
Further, still include: recording the real-time data, the status information, the zone alarm signal, and the interlock action to a historical database.
Another technical solution of the present invention for solving the above technical problems is as follows:
a sensor-based alarm information diagnostic system, comprising: the system comprises a sensor information acquisition module, a data analysis module and an execution module;
the sensor information acquisition module is used for acquiring real-time data and state information of a plurality of sensors through the distributed controller;
the data analysis module is used for obtaining an area alarm signal and an interlocking condition trigger signal according to the real-time data and the state information;
and the execution module is used for executing the interlocking action to adjust the state of the target sensor area when the area alarm signal and the interlocking condition trigger signal are effective.
The invention has the beneficial effects that: according to the scheme, the distributed controller is used for acquiring real-time data and state information of a plurality of sensors, acquiring an area alarm signal and an interlocking condition trigger signal according to the real-time data and the state information, and executing the interlocking action to adjust the state of a target sensor area when the area alarm signal and the interlocking trigger condition signal are effective, so that the problems of reliability, compatibility, maintainability and the like of the current sensor alarm diagnosis information system are solved, and the production safety and the production efficiency are effectively improved.
Further, the real-time data includes: a sensor area ID;
the data analysis module is specifically configured to obtain an area alarm signal including an area ID according to the sensor area ID in combination with the status information.
Further, the interlock action represents an associated action related to a sensor fault condition.
Further, still include: and the controller distribution module is used for distributing the distributed controllers with corresponding quantity according to the quantity of the sensors and the distribution positions of the sensors.
Further, still include: and the recording module is used for recording the real-time data, the state information, the area alarm signal and the interlocking action to a historical database.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic flow chart of a method for diagnosing sensor-based alarm information according to an embodiment of the present invention;
FIG. 2 is a block diagram of a sensor-based alarm information diagnostic system according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a system according to another embodiment of the present invention;
FIG. 4 is a schematic diagram of a data object structure according to another embodiment of the present invention;
FIG. 5 is a schematic diagram of the relationship between an alarm signal and a quality word provided by other embodiments of the present invention;
fig. 6 is a schematic structural diagram of a distributed controller GAU according to another embodiment of the present invention;
FIG. 7 is a schematic diagram of a distributed sensor-based alarm information diagnostic processing system according to another embodiment of the present invention.
Detailed Description
The principles and features of the present invention will be described with reference to the following drawings, which are illustrative only and are not intended to limit the scope of the invention.
As shown in fig. 1, a method for diagnosing alarm information based on a sensor according to an embodiment of the present invention includes:
acquiring real-time data and state information of a plurality of sensors through a distributed controller; it should be noted that, in a certain embodiment, the real-time data may include: sensor ID, floating point quantity, integer quantity, alarm signal and quality word; the alarm signal includes: in the two aspects, the real-time data of the sensor is judged through the alarm threshold, and the sensor represents the state information of fault diagnosis. The quality words include: normalized state information of the sensor. And the state information is used for generating new sensor alarm information according to the state mapping relation and the mask information defined in the type template.
Acquiring an area alarm signal and an interlocking condition trigger signal according to the real-time data and the state information; the area alarm signal can comprise an area for indicating the occurrence of alarm information and the alarm information; wherein the interlocking action may include: and adjusting the corresponding area equipment according to the alarm information until the alarm returns to normal, for example, turning on an exhaust fan and turning on a spray valve.
And when the area alarm signal and the interlocking condition trigger signal are effective, executing the interlocking action to adjust the state of the target sensor area. The state of the sensor can be adjusted by starting the exhaust fan, opening the spray valve or manually receiving response operation after alarm until the alarm information is eliminated.
According to the scheme, the distributed controller is used for acquiring real-time data and state information of a plurality of sensors, acquiring a region alarm signal and an interlocking condition trigger signal action according to the real-time data and the state information, and executing the interlocking action when the region alarm signal and the interlocking condition trigger signal are effective so as to adjust the state of a target sensor region, so that the problems of reliability, compatibility, maintainability and the like of the current sensor alarm diagnosis information system are solved, and the production safety and the production efficiency are effectively improved.
In one embodiment, a distributed information acquisition and processing system is adopted to realize the alarm information diagnosis based on a sensor, and the system is logically divided according to sites and areas; the sensor is connected to a distributed controller (GAU), and can be composed of one GAU or a plurality of GAUs according to the size of the system, each GAU can collect up to 240 sensor data, and the GAUs are interconnected through a network; sensor diagnosis information and sensor communication instructions are dynamically generated based on a template mode, such as a combustible gas sensor template of Glynon and a hydrogen sulfide gas sensor template of Mei Saian, sensors of different types/manufacturers are well compatible, and the newly added sensor only needs to be added with a corresponding template, so that the maintainability of the system is greatly improved;
each GAU is responsible for generating process quantity data and diagnosis information of the sensor connected with the GAU, and the process quantity data and the diagnosis information are automatically generated by dragging and dropping a sensor icon by a mouse; the system defines an abstract object: the linkage object comprises an area alarm and an interlocking action; the linkage object contains corresponding generation logic. The linkage objects can be freely distributed to any GAU, the corresponding GAU is responsible for automatically generating relevant sensor information from the GAU or other GAUs according to the generation logic of the linkage objects, namely, the linkage objects are automatically generated after a certain sensor is associated with the linkage objects, and then relevant calculation is carried out, so that an area alarm signal and an interlocking action defined by the linkage objects are generated, for example, after the concentration value of a combustible gas sensor is associated with a defined fan linkage object, fan operation control can be carried out according to the concentration value.
Alarm output channels of the system are controlled by the GAUs, each output channel has a global access ID, and the GAUs can access the alarm output channels on any GAU, so that a distributed alarm/interlocking output architecture is formed. In a specific scheme, as shown in fig. 3, the system is divided according to a two-stage structure of a Station yard and an area, and a function of classifying alarm information is given, so that the interlocking control of similar alarm signals is realized, the Station yard defines a place implemented by the system, which can be a specific geographical range or a logical range, and the Station yard is defined by an ID (Station _ ID).
The inside of the yard is divided into a plurality of logical areas by function, and is defined by an area ID (Region _ ID).
The distributed controller (GAU) is a specific execution control unit of the alarm information diagnosis system, the GAU is connected with a plurality of sensors through a bus, and the GAUs are interconnected through a network (Ethernet); the GAU is internally provided with a real-time database, and the real-time database is used for storing the real-time data of the sensor and the logical operation result of the GAU; each GAU may access the real-time databases of other GAUs over a network; the GAU is defined by an ID (GAU _ ID).
The sensors are distributed over the entire yard coverage, and the same sensor may belong to multiple areas (Station _ ID). A sensor is defined by an ID that contains a Station number (Station _ ID), a GAU number (GAU _ ID), and a sequence number (Seq _ ID), where the sequence number is defined as the range of the GAU to which the sensor belongs.
In another embodiment, the system defines a sensor data structure and a linkage object data structure, as shown in FIG. 4, wherein the sensor data structure comprises: real-time data of the sensor, including floating point and integer quantities; alarm signal: the method comprises the following two aspects: real-time data of the sensor is judged through an alarm threshold; the sensor indicates status information of the fault diagnosis; quality word: normalized state information of the sensor.
The alarm signal and the quality word are shown in fig. 5, the sensor alarm signal determines whether the sensor real-time data generates the alarm signal through a high-low threshold defined in the configuration information, and meanwhile, the sensor real-time status word can also generate the alarm signal through a bitmap and a mask defined by a sensor template file.
The sensor quality word defines a normalized bit meaning, each bit being generated by a bit map and a mask defined by a sensor template file; and (4) judging and checking real-time data of the sensor by a threshold, and generating corresponding normalized quality word bit information.
The method based on template mapping enables a newly added sensor to become easy, and the newly added sensor template comprises the following information:
normalizing the mapping relation of the corresponding bit information of the quality state word and the actual sensor state word, wherein the mapping relation comprises bit mapping and mask;
and acquiring the real-time data and the status words of the sensors of the standard communication interfaces (HART and Modbus). The GAU sends the instructions through a standard communication interface, corresponding return information is stored in a temporary buffer into a real-time database address configured for the sensor by a user through quality word mapping, and real-time data of the sensor is also stored into the real-time database address configured by the user.
In one embodiment, as shown in fig. 6, the distributed controller GAU as a core control unit of the alarm information diagnosis system includes:
some sensors in station place are connected through IO communication fastener, and the connecting means includes: 4-20 current loops, switching value signals, RS485 bus, HART bus and the like.
The real-time database stores the real-time data and the alarm state information of the connected sensors, and synchronizes the real-time data and the alarm information of other sensors from other GAUs at the same time; and simultaneously, the output signal of the output card is stored.
And generating a corresponding alarm signal and an interlocking action signal according to the linkage object list configured by the user.
The output card is responsible for outputting and executing alarm signals and interlocking actions, and corresponding output signals are stored in a real-time database of the GAU. The output cards are controlled by the present GAU, but the execution data source can be generated by any GAU. The output clip is globally defined by an output channel ID as a global resource, the ID being configured to: GAU _ ID, slot _ ID (GAU Slot number where the clip is located), channel _ ID (clip Channel ID).
In one embodiment, the linkage object is an abstract object, is defined as an alarm result output, and includes two types, namely an area alarm and an interlocking action. The area alarm corresponds to each logic area (Region _ ID) in the station, and when an alarm signal occurs in any sensor in the area, the area alarm signal is generated through calculation of generation logic included in the linkage object.
The interlocking action is defined as that when the alarm signal is effective, the system generates related actions, such as opening an exhaust fan and opening a spray valve.
The generation logic of the linkage object defines sensor quality words corresponding to the regional alarm and the interlocking action and a related calculation method, wherein the calculation method comprises the following steps: logical AND (AND) OR (OR) NOT operation, BIT MASK (BIT MASK), MASK state (ENABLE).
Optionally, in any embodiment above, the real-time data includes: a sensor area ID;
the process of obtaining the area alarm signal specifically includes:
and obtaining an area alarm signal containing the area ID according to the sensor area ID and the state information.
Optionally, in any embodiment above, the interlock action represents an associated action related to a sensor fault condition.
Optionally, in any embodiment above, the method further includes: and distributing a corresponding number of distributed controllers according to the number of the sensors and the distribution positions of the sensors.
Optionally, in any embodiment above, the method further includes: recording the real-time data, the status information, the zone alert signal, and the interlock action to a historical database.
In another embodiment, as shown in FIG. 7, a distributed sensor-based alarm information diagnostic processing system, the system is comprised of 1 or more GAUs; each GAU is externally connected with a sensor I/O communication card and an output card through a GAU expansion bus; the GAUs are connected by Ethernet.
The GAU becomes an independent system, each GAU set comprises two hosts to form a redundant system, the host A and the host B are both constructed by PowerPC running RTEMS real-time systems, the host A and the host B are provided with two real-time databases with 20000 word spaces, the A, B host works in a main-standby mode, when the A works in the main mode, the B works in the standby mode, when the A breaks down, the system is switched to the B, and the B starts to work in the main mode.
The host B working in the standby mode needs to ensure that the database of the host B and the database in the host A working in the main mode keep synchronous; the main machine and the standby machine carry out data synchronization through the dual Ethernet.
Each GAU is connected with a maximum of 32 sensor I/O expansion cards and 2 output cards through an expansion bus; each sensor expansion card comprises 8 analog quantity input channels with the function of a hart master station, and each output card comprises 16 switching quantity output channels (level or PWM output).
The alarm information diagnosis process is realized according to the following rules:
and the GAU issues the instruction defined in the type template corresponding to the sensor through the HART master station of the IO card, and the returned data information comprises the real-time engineering quantity data of the sensor and the state information of the sensor.
The GAU processes returned sensor real-time data and state information, the real-time data are stored in a real-time database address designated by a user, and the state information generates a new sensor quality word according to a state mapping relation and mask information defined in the type template; meanwhile, the state information generates new sensor alarm information according to the state mapping relation and the mask information defined in the type template; and judging whether alarm information is generated or not by the real-time data of the sensor according to upper and lower thresholds configured by a user, and synchronously updating corresponding bits of quality words of the sensor. Sensor quality words and alarm information are stored in 10000 word address offset of a real-time database of the GAU, each sensor occupies 8 word space, and an actual offset address is calculated according to the Seq _ ID of the sensor.
And the GAU sequentially acquires the quality words and the real-time data of all the sensors contained in the linkage object according to the linkage object list configured by the user. The method comprises the following steps that sensors belonging to a local machine are obtained from a real-time database corresponding to the local machine; sensor related information pertaining to other GAUs is acquired over the GAU synchronization channel. The acquired information is stored in the linkage object of the GAU.
The GAU calculates the alarm signal and the interlock output signal of each linkage object, stores the alarm signal and the interlock output signal in a real-time database starting at 15000, each sensor occupies 2 words of space, and simultaneously stores the signals to a real-time database corresponding to an output Channel of the system, and the signals are addressed by output Channel IDs (GAU _ ID, slot _ ID, channel _ ID), and the Channel may be from other GAUs in the system.
If the GAU is configured with an output card, the GAU outputs information corresponding to the database address to a card output channel.
The system has a history database for recording various event information and user operations.
In one embodiment, a sensor-based alarm information diagnostic system includes: the system comprises a sensor information acquisition module, a data analysis module and an execution module;
the sensor information acquisition module is used for acquiring real-time data and state information of a plurality of sensors through the distributed controller;
the data analysis module is used for obtaining an area alarm signal and an interlocking condition trigger signal according to the real-time data and the state information;
and the execution module is used for executing the interlocking action to adjust the state of the target sensor area when the area alarm signal and the interlocking condition trigger signal are effective.
According to the scheme, the distributed controller is used for acquiring real-time data and state information of a plurality of sensors, acquiring an area alarm signal and an interlocking condition trigger signal according to the real-time data and the state information, and executing the interlocking action to adjust the state of a target sensor area when the area alarm signal and the interlocking condition trigger signal are effective, so that the problems of reliability, compatibility, maintainability and the like of the current sensor alarm diagnosis information system are solved, and the production safety and the production efficiency are effectively improved.
Optionally, in any embodiment above, the real-time data includes: a sensor area ID;
the data analysis module is specifically configured to obtain an area alarm signal including an area ID according to the sensor area ID in combination with the status information.
Optionally, in any embodiment above, the interlock action represents an associated action related to a sensor fault condition.
Optionally, in any of the above embodiments, the method further includes: and the controller distribution module is used for distributing the distributed controllers with corresponding quantity according to the quantity of the sensors and the distribution positions of the sensors.
Optionally, in any of the above embodiments, the method further includes: and the recording module is used for recording the real-time data, the state information, the area alarm signal and the interlocking action to a historical database.
It is understood that some or all of the alternative embodiments described above may be included in some embodiments.
It should be noted that the foregoing embodiments are product embodiments corresponding to the foregoing method embodiments, and for the description of each optional implementation in the product embodiments, reference may be made to the corresponding description in each method embodiment, which is not described herein again.
The reader should understand that in the description of this specification, reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other manners. For example, the above-described method embodiments are merely illustrative, and for example, the division of steps into only one logical functional division may be implemented in practice in another way, for example, multiple steps may be combined or integrated into another step, or some features may be omitted, or not implemented.
The above method, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention essentially or partially contributes to the prior art, or all or part of the technical solution can be embodied in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-only memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A sensor-based alarm information diagnosis method is characterized by comprising the following steps:
acquiring real-time data and state information of a plurality of sensors through a distributed controller;
acquiring an area alarm signal and an interlocking condition trigger signal according to the real-time data and the state information;
and when the area alarm signal and the interlocking condition trigger signal are effective, executing an interlocking action to adjust the state of the target sensor area.
2. The sensor-based alarm information diagnostic method of claim 1, wherein the real-time data includes: a sensor area ID;
the process of obtaining the area alarm signal specifically includes:
and obtaining an area alarm signal containing the area ID according to the sensor area ID and the state information.
3. The sensor-based alarm information diagnostic method of claim 1, wherein the interlock action represents a correlation action related to a sensor fault condition.
4. A sensor-based alarm information diagnostic method according to any one of claims 1-3, further comprising: and distributing a corresponding number of distributed controllers according to the number of the sensors and the distribution positions of the sensors.
5. The sensor-based alarm information diagnostic method of claim 1, further comprising: recording the real-time data, the status information, the zone alert signal, and the interlock action to a historical database.
6. A sensor-based alarm information diagnostic system, comprising: the system comprises a sensor information acquisition module, a data analysis module and an execution module;
the sensor information acquisition module is used for acquiring real-time data and state information of a plurality of sensors through the distributed controller;
the data analysis module is used for acquiring an area alarm signal and an interlocking condition trigger signal according to the real-time data and the state information;
and the execution module is used for executing the interlocking action to adjust the state of the target sensor area when the area alarm signal and the interlocking condition trigger are effective.
7. A sensor-based alarm information diagnostic system according to claim 6, wherein said real-time data includes: a sensor area ID;
the data analysis module is specifically configured to obtain an area alarm signal including an area ID according to the sensor area ID in combination with the status information.
8. The sensor-based alarm information diagnostic system of claim 6, wherein the interlock action represents a correlation action related to a sensor fault condition.
9. A sensor-based alarm information diagnostic system according to any one of claims 6-8, further comprising: and the controller distribution module is used for distributing the distributed controllers with corresponding quantity according to the quantity of the sensors and the distribution positions of the sensors.
10. A sensor-based alarm information diagnostic system, as defined in claim 6, further comprising: and the recording module is used for recording the real-time data, the state information, the area alarm signal and the interlocking action to a historical database.
CN202210981721.XA 2022-08-16 2022-08-16 Alarm information diagnosis method and system based on sensor Pending CN115311812A (en)

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Citations (5)

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Publication number Priority date Publication date Assignee Title
CN101140690A (en) * 2007-10-26 2008-03-12 千杰 Distributed alarming method and distributed alarm system
CN102637330A (en) * 2012-05-04 2012-08-15 新疆美特智能安全工程股份有限公司 Distributed peripheral sensing and vibrating precaution system
CN106571007A (en) * 2015-10-13 2017-04-19 上海昊想智能科技有限公司 Distributed alarm and processing method and system
CN111308984A (en) * 2020-01-21 2020-06-19 深圳市雷赛软件技术有限公司 Information display method, device, motor driver, system and readable storage medium
CN114019829A (en) * 2021-09-17 2022-02-08 国网浙江省电力有限公司台州市路桥区供电公司 Intelligent monitoring and linkage control integrated system for 10kV switching station

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101140690A (en) * 2007-10-26 2008-03-12 千杰 Distributed alarming method and distributed alarm system
CN102637330A (en) * 2012-05-04 2012-08-15 新疆美特智能安全工程股份有限公司 Distributed peripheral sensing and vibrating precaution system
CN106571007A (en) * 2015-10-13 2017-04-19 上海昊想智能科技有限公司 Distributed alarm and processing method and system
CN111308984A (en) * 2020-01-21 2020-06-19 深圳市雷赛软件技术有限公司 Information display method, device, motor driver, system and readable storage medium
CN114019829A (en) * 2021-09-17 2022-02-08 国网浙江省电力有限公司台州市路桥区供电公司 Intelligent monitoring and linkage control integrated system for 10kV switching station

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