CN113537658A - Equipment risk assessment and maintenance system and method - Google Patents
Equipment risk assessment and maintenance system and method Download PDFInfo
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Abstract
The invention discloses a system and a method for evaluating and repairing equipment risks, wherein the system comprises a plurality of monitoring equipment, a parameter extraction unit, a pattern recognition unit, a risk evaluation unit and an execution unit; each monitoring device is respectively used for monitoring the parameter information of the subsystem corresponding to the cable tunnel on line; the parameter extraction unit extracts set key parameter information based on the parameter information acquired by each monitoring device; the risk evaluation unit carries out risk evaluation based on the key parameter information output by the parameter extraction unit and determines the risk level of the cable tunnel; and the mode identification unit performs mode identification on the basis of the key parameter information output by the parameter extraction unit and the risk grade of the cable tunnel output by the risk assessment unit, and determines the operation mode of the cable tunnel. The invention enables the maintainer to directly and timely obtain the working parameters of the cable tunnel, and can also directly carry out automatic control on the monitoring system or the device according to the preset maintenance scheme, thereby improving the maintenance efficiency and the safety.
Description
Technical Field
The invention belongs to the technical field of equipment monitoring, particularly relates to an equipment risk assessment and maintenance system and method, and particularly relates to a power cable tunnel equipment risk assessment and maintenance system and method.
Background
The cable tunnel is used as a power cable channel and is mainly used for long distance, the rapid increase of the operation, maintenance, engineering coordination and other business volumes of the cable tunnel, and the quality requirements on the work of live detection (monitoring) of the cable tunnel, defect hidden danger investigation and treatment, checking and accepting control of the whole process of an engineering project, production preparation and the like are higher and higher. Therefore, equipment risk assessment and maintenance aiming at the cable tunnel are very important for long-term stable operation of the cable tunnel, operation and maintenance efficiency can be effectively improved, and operation and maintenance safety and reliability are improved.
At present, the risk assessment and maintenance of a large number of existing cable tunnels mainly depend on manual judgment and risk assessment, and daily operation and maintenance are mainly realized by patrol of personnel, so that the operation and maintenance workload is huge. Even if the online monitoring system of the equipment is installed in a small part of cable tunnels, the online monitoring of the running parameters of the equipment can be monitored in real time, the running data of the equipment in the tunnels can be displayed on the monitoring system, a large amount of manual inspection work is avoided, the equipment risk assessment needs the decision of professional operation and maintenance personnel, and the operation and maintenance personnel are required to determine the operation content, the operation sequence and the operation parameters when the equipment or the system needs to be operated when the actual risk occurs, so that the operation and maintenance personnel still can be greatly checked.
Disclosure of Invention
Aiming at the problems, the invention provides a system and a method for evaluating and overhauling equipment risk, which can greatly improve the automation and intelligence level of overhauling operation and maintenance.
In order to achieve the technical purpose and achieve the technical effects, the invention is realized by the following technical scheme:
in a first aspect, the present invention provides an equipment risk assessment and maintenance system, including: the system comprises a plurality of monitoring devices, a parameter extraction unit, a pattern recognition unit, a risk assessment unit and an execution unit;
each monitoring device is respectively used for monitoring the parameter information of the subsystem corresponding to the cable tunnel on line;
the parameter extraction unit extracts set key parameter information based on the parameter information acquired by each monitoring device;
the risk evaluation unit carries out risk evaluation based on the key parameter information output by the parameter extraction unit and determines the risk level of the cable tunnel;
the mode identification unit identifies a mode based on the key parameter information output by the parameter extraction unit and the risk grade of the cable tunnel output by the risk assessment unit, and determines the operation mode of the cable tunnel;
and the execution unit controls corresponding subsystems and equipment actions in the cable tunnel based on the maintenance scheme corresponding to the operation mode of the cable tunnel output by the mode identification unit, and completes equipment risk assessment and maintenance.
Optionally, the monitoring device comprises: the system comprises a signal sensor, a data acquisition unit and a monitoring unit which are connected in sequence;
the signal sensor is used for monitoring the real-time information of the subsystem corresponding to the cable tunnel on line;
the data acquisition unit acquires the real-time information of the corresponding subsystem from the signal sensor, processes and calculates the real-time information to acquire the parameter information of the corresponding subsystem, and then sends the parameter information to the monitoring unit through the switch or the wireless gateway.
Optionally, the signal sensor includes a smoke sensor, a temperature sensor, a manual alarm, a video system camera, or a personnel positioning terminal; the data acquisition device is a fire alarm controller, a video recorder or a personnel positioning system host; the monitoring unit is a cable tunnel monitoring automation background.
Optionally, data transmission is performed between each monitoring device and the parameter extraction unit through a common protocol, a hard contact, or a network message.
Optionally, the risk assessment unit includes an expert module for determining risk levels, where the expert module includes corresponding relationships between all pieces of key parameter information and the risk levels.
In a second aspect, the present invention provides an equipment risk assessment and overhaul method, including:
respectively monitoring parameter information of subsystems corresponding to the cable tunnel on line by utilizing each monitoring device;
extracting set key parameter information based on the parameter information acquired by each monitoring device by using a parameter extraction unit;
performing risk assessment by using a risk assessment unit based on the key parameter information output by the parameter extraction unit, and determining the risk level of the cable tunnel;
performing pattern recognition by using a pattern recognition unit based on the key parameter information output by the parameter extraction unit and the risk grade of the cable tunnel output by the risk assessment unit to determine the operation mode of the cable tunnel;
and controlling the corresponding subsystems and equipment actions in the cable tunnel by using the execution unit based on the maintenance scheme corresponding to the operation mode of the cable tunnel output by the mode identification unit, and finishing equipment risk assessment and maintenance.
Optionally, the monitoring device comprises: the system comprises a signal sensor, a data acquisition unit, a switch and a monitoring unit which are connected in sequence;
the signal sensor is used for monitoring the real-time information of the subsystem corresponding to the cable tunnel on line;
the data acquisition unit acquires the real-time information of the corresponding subsystem from the signal sensor, processes and calculates the real-time information to acquire the parameter information of the corresponding subsystem, and then sends the parameter information to the monitoring unit through the switch or the wireless gateway
Optionally, the signal sensor includes a smoke sensor, a temperature sensor, a manual alarm, a video system camera, or a personnel positioning terminal; the data acquisition device is a fire alarm controller, a video recorder or a personnel positioning system host; the monitoring unit is a cable tunnel monitoring automation background.
Optionally, data transmission is performed between each monitoring device and the parameter extraction unit through a common protocol, a hard contact, or a network message.
Optionally, the risk assessment unit includes an expert module for determining risk levels, where the expert module includes corresponding relationships between all pieces of key parameter information and the risk levels.
Compared with the prior art, the invention has the beneficial effects that:
the invention enables the maintainer to directly and timely obtain the working parameters of the cable tunnel, and can also directly carry out automatic control on the monitoring system or the device according to the preset maintenance scheme, thereby improving the maintenance efficiency and the safety.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a block diagram of an equipment risk assessment and maintenance system according to an embodiment of the present invention;
fig. 2 is a flowchart of an equipment risk assessment and overhaul method according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the scope of the invention.
The following detailed description of the principles of the invention is provided in connection with the accompanying drawings.
Example 1
An embodiment of the present invention provides an equipment risk assessment and maintenance system, as shown in fig. 1, including: the system comprises a plurality of monitoring devices, a parameter extraction unit, a pattern recognition unit, a risk assessment unit and an execution unit;
each monitoring device is respectively used for monitoring the parameter information of the subsystem corresponding to the cable tunnel on line;
the parameter extraction unit extracts set key parameter information based on the parameter information acquired by each monitoring device;
the risk evaluation unit carries out risk evaluation based on the key parameter information output by the parameter extraction unit and determines the risk level of the cable tunnel;
the mode identification unit identifies a mode based on the key parameter information output by the parameter extraction unit and the risk grade of the cable tunnel output by the risk assessment unit, determines the operation mode of the cable tunnel, and each operation model corresponds to an overhaul scheme respectively;
and the execution unit controls corresponding subsystems and equipment actions in the cable tunnel based on the maintenance scheme corresponding to the operation mode of the cable tunnel output by the mode identification unit, and completes equipment risk assessment and maintenance.
In a specific implementation manner of the embodiment of the present invention, the monitoring device includes: the system comprises a signal sensor, a data acquisition unit and a monitoring unit which are connected in sequence;
the signal sensor is used for monitoring the real-time information of the subsystem corresponding to the cable tunnel on line;
the data acquisition unit acquires the real-time information of the corresponding subsystem from the signal sensor, processes and calculates the real-time information to acquire the parameter information of the corresponding subsystem, and then sends the parameter information to the monitoring unit through the switch or the wireless gateway to realize the storage and display of the parameter information.
In a specific implementation manner of the embodiment of the present invention, data transmission is performed between each monitoring device and the parameter extraction unit through a general protocol, a hard node, or a network message.
In a specific implementation manner of the embodiment of the present invention, the risk assessment unit includes an expert module for determining risk levels, where the expert module includes correspondence between all pieces of key parameter information and each risk level; the expert module is used for determining a risk level based on the key parameters and internal fixed logic or algorithm, and the risk level is used as a part of feedback information and further acts on the execution unit.
In a specific implementation manner of the embodiment of the present invention, the mode identification unit receives the key parameter information of each subsystem and the risk level (i.e., feedback parameter) of the cable tunnel output by the risk assessment unit, matches the closest operation mode through an internally accumulated mode scheme, determines the operation mode of the cable tunnel through continuous comparison with the feedback parameter, and the maintenance scheme controls the corresponding system and equipment actions according to the operation mode of the cable tunnel and implements the comparison of the variation trend of the feedback parameter, thereby implementing the closed-loop control of maintenance, and thus implementing the automatic operation and maintenance of the cable tunnel.
When the equipment risk assessment and maintenance system in the embodiment of the invention is applied to fire assessment, because the subsystems related to the fire working condition comprise a ventilation system, a video monitoring system, an access control system, a broadcasting and escaping system, a personnel positioning system and a comprehensive monitoring system, each subsystem comprises different types and different numbers of monitoring equipment.
The signal sensor comprises a smoke sensor, a temperature sensor (linear or point temperature sensor), a manual alarm, a video system camera or a personnel positioning terminal; the data acquisition device is a fire alarm controller, a video recorder or a personnel positioning system host; the monitoring unit is a comprehensive monitoring workbench.
The specific process of the risk assessment unit for performing risk assessment is as follows: the method comprises the steps of collecting all smoke sensors, temperature sensors, manual alarm information, cameras and personnel positioning terminals in real time on line, wherein a fire system comprises a plurality of risk levels according to the requirements of operation and maintenance, the fire system respectively corresponds to different equipment actions under a subsystem, the risk level serial number sources are divided into the manual alarm information, the temperature and smoke sensors and the video cameras according to different priorities, the determination of the risk levels needs to refer to a list containing the corresponding relations between all key parameter information and the risk levels, namely, the corresponding risk levels are directly generated under the condition that certain key information is met, and after the risk levels are determined, the risk levels are used as part of feedback information of the whole system and act on a ventilation system, a video monitoring system, an access control system, a broadcasting and escaping system, a personnel positioning system and a comprehensive monitoring system.
The specific process of the pattern recognition unit in pattern recognition is as follows: acquiring real-time key information of each smoke sensor, each temperature sensor, each manual alarm information, each camera and each personnel positioning terminal in a general protocol, hard contact or network message mode, wherein a fire system comprises a plurality of operation modes and maintenance schemes according to the operation and maintenance requirements, the fire system respectively corresponds to different equipment actions under the subsystem, the serial number sources of the operation modes are divided into the manual alarm information, the temperature-sensing smoke sensors and the video cameras according to different priorities, the determination of the operation modes requires corresponding lists between all key parameter information and the operation modes, namely, the corresponding operation modes are directly generated under the condition of meeting certain key information, wherein the video cameras mainly replace the manual determination link of the traditional fire, the full automation of fire occurrence, determination and execution is realized, and after the operation modes are determined, the operation modes and the maintenance schemes also have a corresponding list, the system involved in the maintenance scheme comprises a ventilation system, a video monitoring system, an access control system, a broadcasting and escaping system, a personnel positioning system and a comprehensive monitoring system, the operation condition and the operation result of each subsystem directly enter feedback information and are further acted on each system of the maintenance scheme with risk grade, and therefore whether each subsystem continues to operate or not is determined. All the processes are executed in sequence, certain automatic overtime criterion exists in each link, an entrance for manual intervention operation is reserved in the time, the robustness and the comprehensiveness of the whole cable tunnel maintenance scheme are improved, and the consideration of manual error correction is provided under certain special working conditions.
Example 2
Based on the same inventive concept as embodiment 1, an embodiment of the present invention provides an apparatus risk assessment and overhaul method, as shown in fig. 2, including:
respectively monitoring parameter information of subsystems corresponding to the cable tunnel on line by utilizing each monitoring device;
extracting set key parameter information based on the parameter information acquired by each monitoring device by using a parameter extraction unit;
performing risk assessment by using a risk assessment unit based on the key parameter information output by the parameter extraction unit, and determining the risk level of the cable tunnel;
performing pattern recognition by using a pattern recognition unit based on the key parameter information output by the parameter extraction unit and the risk grade of the cable tunnel output by the risk assessment unit to determine the operation mode of the cable tunnel;
and controlling the corresponding subsystems and equipment actions in the cable tunnel by using the execution unit based on the maintenance scheme corresponding to the operation mode of the cable tunnel output by the mode identification unit, and finishing equipment risk assessment and maintenance.
In a specific implementation manner of the embodiment of the present invention, the monitoring device includes: the system comprises a signal sensor, a data acquisition unit, a switch and a monitoring unit which are connected in sequence;
the signal sensor is used for monitoring the real-time information of the subsystem corresponding to the cable tunnel on line;
the data acquisition unit acquires the real-time information of the corresponding subsystem from the signal sensor, processes and calculates the real-time information to acquire the parameter information of the corresponding subsystem, and then sends the parameter information to the monitoring unit through the switch or the wireless gateway
In a specific implementation manner of the embodiment of the present invention, the signal sensor includes a smoke sensor, a temperature sensor, a manual alarm, a video system camera, or a personnel positioning terminal; the data acquisition device is a fire alarm controller, a video recorder or a personnel positioning system host; the monitoring unit is a cable tunnel monitoring automation background.
In a specific implementation manner of the embodiment of the present invention, data transmission is performed between each monitoring device and the parameter extraction unit through a general protocol, a hard node, or a network message.
In a specific implementation manner of the embodiment of the present invention, the risk assessment unit includes an expert module for determining the risk level, and the expert module includes a correspondence between all the key parameter information and each risk level.
The rest of the process was the same as in example 1.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An equipment risk assessment and overhaul system, comprising: the system comprises a plurality of monitoring devices, a parameter extraction unit, a pattern recognition unit, a risk assessment unit and an execution unit;
each monitoring device is respectively used for monitoring the parameter information of the subsystem corresponding to the cable tunnel on line;
the parameter extraction unit extracts set key parameter information based on the parameter information acquired by each monitoring device;
the risk evaluation unit carries out risk evaluation based on the key parameter information output by the parameter extraction unit and determines the risk level of the cable tunnel;
the mode identification unit identifies a mode based on the key parameter information output by the parameter extraction unit and the risk grade of the cable tunnel output by the risk assessment unit, and determines the operation mode of the cable tunnel;
and the execution unit controls corresponding subsystems and equipment actions in the cable tunnel based on the maintenance scheme corresponding to the operation mode of the cable tunnel output by the mode identification unit, and completes equipment risk assessment and maintenance.
2. The equipment risk assessment and overhaul system of claim 1, wherein the monitoring equipment comprises: the system comprises a signal sensor, a data acquisition unit and a monitoring unit which are connected in sequence;
the signal sensor is used for monitoring the real-time information of the subsystem corresponding to the cable tunnel on line;
the data acquisition unit acquires the real-time information of the corresponding subsystem from the signal sensor, processes and calculates the real-time information to acquire the parameter information of the corresponding subsystem, and then sends the parameter information to the monitoring unit through the switch or the wireless gateway.
3. The equipment risk assessment and overhaul system of claim 1, wherein: the signal sensor comprises a smoke sensor, a temperature sensor, a manual alarm, a video system camera or a personnel positioning terminal; the data acquisition device is a fire alarm controller, a video recorder or a personnel positioning system host; the monitoring unit is a cable tunnel monitoring automation background.
4. The equipment risk assessment and overhaul system of claim 1, wherein: and data transmission is carried out between each monitoring device and the parameter extraction unit through a universal protocol, a hard contact or a network message mode.
5. The equipment risk assessment and overhaul system of claim 1, wherein: the risk assessment unit comprises an expert module used for determining risk levels, and the expert module comprises corresponding relations between all key parameter information and the risk levels.
6. A method for risk assessment and maintenance of equipment is characterized by comprising the following steps:
respectively monitoring parameter information of subsystems corresponding to the cable tunnel on line by utilizing each monitoring device;
extracting set key parameter information based on the parameter information acquired by each monitoring device by using a parameter extraction unit;
performing risk assessment by using a risk assessment unit based on the key parameter information output by the parameter extraction unit, and determining the risk level of the cable tunnel;
performing pattern recognition by using a pattern recognition unit based on the key parameter information output by the parameter extraction unit and the risk grade of the cable tunnel output by the risk assessment unit to determine the operation mode of the cable tunnel;
and controlling the corresponding subsystems and equipment actions in the cable tunnel by using the execution unit based on the maintenance scheme corresponding to the operation mode of the cable tunnel output by the mode identification unit, and finishing equipment risk assessment and maintenance.
7. The equipment risk assessment and overhaul method according to claim 6, wherein the equipment risk assessment and overhaul method comprises the following steps: the monitoring device includes: the system comprises a signal sensor, a data acquisition unit, a switch and a monitoring unit which are connected in sequence;
the signal sensor is used for monitoring the real-time information of the subsystem corresponding to the cable tunnel on line;
the data acquisition unit acquires the real-time information of the corresponding subsystem from the signal sensor, processes and calculates the real-time information to acquire the parameter information of the corresponding subsystem, and then sends the parameter information to the monitoring unit through the switch or the wireless gateway.
8. The equipment risk assessment and overhaul method according to claim 7, wherein the equipment risk assessment and overhaul method comprises the following steps: the signal sensor comprises a smoke sensor, a temperature sensor, a manual alarm, a video system camera or a personnel positioning terminal; the data acquisition device is a fire alarm controller, a video recorder or a personnel positioning system host; the monitoring unit is a cable tunnel monitoring automation background.
9. The equipment risk assessment and overhaul method according to claim 6, wherein the equipment risk assessment and overhaul method comprises the following steps: and data transmission is carried out between each monitoring device and the parameter extraction unit through a universal protocol, a hard contact or a network message mode.
10. The equipment risk assessment and overhaul method according to claim 6, wherein the equipment risk assessment and overhaul method comprises the following steps: the risk assessment unit comprises an expert module used for determining risk levels, and the expert module comprises corresponding relations between all key parameter information and the risk levels.
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| CN116980202A (en) * | 2023-07-27 | 2023-10-31 | 广州尚全信息技术有限公司 | Network security operation and maintenance monitoring method and system |
| CN116980202B (en) * | 2023-07-27 | 2023-12-26 | 广州尚全信息技术有限公司 | Network security operation and maintenance monitoring method and system |
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