CN110119110A - A kind of remote alarms guarantee system and method based on cloud platform - Google Patents
A kind of remote alarms guarantee system and method based on cloud platform Download PDFInfo
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- CN110119110A CN110119110A CN201910329248.5A CN201910329248A CN110119110A CN 110119110 A CN110119110 A CN 110119110A CN 201910329248 A CN201910329248 A CN 201910329248A CN 110119110 A CN110119110 A CN 110119110A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24024—Safety, surveillance
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Abstract
The invention discloses a kind of, and the remote alarms based on cloud platform guarantee to keep in good repair system, including data acquisition module, NB-IoT module and cloud platform, the data acquisition module, NB-IoT module is integrated in automation equipment, the cloud platform includes data receiver transmission module, database module, alarm module, analysis module, terminal module, the beneficial effects of the present invention are: 1. alarm modules can carry out real-time monitoring and instant alarming and push to remote automation equipment control system, repairer is contacted without user oneself, reduce the failure waiting time, improve production efficiency, 2. the warning message that the cloud platform in the present invention can issue alarm module is analyzed, prejudge the position that equipment fault occurs, 3. can realize one to the equipment of failure more accurately to position, reduce maintenance personal The time of trouble-shooting equipment improves maintenance of equipment efficiency.
Description
Technical field
The invention belongs to remote control fields, and in particular to a kind of remote alarms guarantee system and its side based on cloud platform
Method.
Background technique
As " made in China 2025 " strategy proposes, " intelligence " is kernel keyword, intelligent plant, intelligence production, intelligence
Logistics becomes the direction of industrial development.Numerically-controlled machine tool is operate on forefront of the production, directly participates in production and processing, is intelligent production
An important ring, the demand of various automation equipments is significantly increased, be furnished with mobile communication module in existing intelligent automation equipment,
But mobile communication module is acted on into the presence in equipment due to middle layer and switching layer, additional laying-out is needed, not only
So that increased costs, can also have security risk, simultaneously because factory floor serious interference, the transmission of signal is very inconvenient, by
Cover a wide range in machine tool vendor product, after-sale service region is wide, equipment after-sales service also at a big problem, by
It is easy to be influenced by external factor in device parameter, for example weather heating, the temperature of all automation equipments all can be at those
There is the case where temperature is got higher or the accidental exception of partial parameters in period, this will lead to alarm system and takes for equipment appearance event
Barrier generates wrong report；Simultaneously after equipment breaks down, user needs oneself discovery failure and notifies manufacturer to repair, and adds
Since user is not very to understand to equipment, it is easy to describe unclear, causes manufacturer that can not be sent according to truth
Corresponding maintenance personal out, behind maintenance personal in-position, the position of the equipment due to can not rapidly find failure,
It can the very big deferred maintenance time.
Summary of the invention
To solve the problems mentioned above in the background art, the invention provides the following technical scheme: including data acquisition module
Block, NB-IoT module and cloud platform, the data acquisition module, NB-IoT module are integrated in automation equipment, the data
Acquisition module is used to acquire the parameter of control system in automation equipment, and is sent to cloud platform by NB-IoT module, described
Cloud platform includes data receiver transmission module, device controller module, database module, alarm module, analysis module, terminal mould
Block, the data receiver transmission module is for the data transmission between data acquisition module and database module, the equipment control
Device module is for controlling between different data acquisition modules and each data acquisition module and the information between database module
Transmission is connected and disconnected from, and the alarm module is used for for the parameter information in monitoring data library module, the analysis module
Analysis anomaly parameter simultaneously prejudges fault point, and the terminal module is used for the alarm parameters information that receiving alarm module issues.
Preferably, several each alarm count devices are equipped in the alarm module, an alarm technique counter is one corresponding
A certain parameter in automation equipment control system, for recording a certain type in a certain automation equipment control system
The number of abnormal parameters.
Preferably, the terminal module is hand-held terminal APP.
A method of the remote alarms based on cloud platform guarantee to keep in good repair system, it is characterised in that: include the following steps；
Each system parameter in S1, all automation equipment control systems of acquisition, generates the historical record of each system parameter；
S2, the variant average value for calculating different types of parameter in system in all automation equipment control systems；
S3, the latest value for reading each each system parameter for automating apparatus control system, and each automation equipment is controlled
The mean parameter of each species parameter corresponding thereto compares, if a certain kind in some automation equipment control system
The most recent parameters of class are more than or less than preset threshold value with corresponding mean parameter difference, then follow the steps S4, otherwise
Go out the newest mobile mean value of corresponding parameter type using the parameter value calculation of the newest a certain type, again S3；
S4, the value that the parameter of a certain type of some automation equipment control system is corresponded to alarm count device with it is preset
Number compares, if the number of the corresponding alarm count device of the species parameter is greater than preset number, assert this kind
Class abnormal parameters execute S5, otherwise execute S6；
S5, terminal is passed to after being analyzed abnormal parameter information；
S6, determine a certain automation equipment control system a certain type parameter and its later most recent parameters whether be greater than or
Whether the corresponding average value of less than this kind parameter and this kind of parameter and its later parameter latest value are inserted with corresponding average value
Value is all larger than scheduled threshold value, is, the corresponding alarm count device of parameter adds 1, re-executes S3, and otherwise alarm count is zeroed, weight
It is new to execute S3.
Preferably, each parameter in all automation equipment control systems is acquired in the step S1 method particularly includes:
The data acquisition module for sending instructions to each first nodes reads the parameter of the automation equipment control system of each first nodes,
After completing above-mentioned reading, the data acquisition module of each first nodes is sent instructions to, orders the data acquisition module of each first nodes
Block collects the information that the data collecting module collected of the two-level node of its administration arrives respectively, and forwards and give database module, this
When, the parameter that database is read is two-level node by being sent to database after its corresponding first nodes, completes second level
After the parameter of node is read, database will read the corresponding information of each data acquisition module of three-level node by two-level node,
And so on, the parameter information until having read all data acquisition modules.
Preferably, when the interval of the latest value of each parameter in automation apparatus control system is read in the step S3 every time
Between be 20 seconds.
Preferably, preset number is 3 times in the step S4.
Preferably, the step S5 further includes the location information that the automation equipment control system of anomaly parameter will occur
Pass to terminal.
Preferably, the abnormal parameter information in the step S5 further includes acquisition module or NB-IoT module and Yun Ping
Platform, which disconnects, to be sent.
Compared with prior art, the beneficial effects of the present invention are:
1. having replaced the middle layer and switching layer of former mobile communication module by NB-IoT module, reduce cost, simultaneously
NB-IoT module has the advantages that covering is wide, tie point is more, cheap, strong antijamming capability, and it is this to be very suitable for workshop
The intensive region of the industry of serious interference.
2. alarm module can carry out real-time monitoring and instant alarming and push to remote automation equipment, event is reduced
Hinder the waiting time, improves production efficiency.
3. the cloud platform in the present invention can analyze the anomaly parameter information monitored, the fault point of equipment is carried out
One pre- judgement, is then sent to maintenance manufacturer for the parameter that equipment breaks down, and failure is recognized according to anomaly parameter by manufacturer
Reason, and reasonable distribution maintenance personal repairs to scene.
4. alarm module in the present invention by by type parameter value a certain in automation equipment control system and it is all from
Dynamicization apparatus control system corresponds to the mode that the overall average of species parameter compares in present period, is significantly reduced equipment
Cailure rate of false positives.
5. the present invention can realize one to the equipment of failure and more accurately position, reduce maintenance personal's searching
The time of faulty equipment improves maintenance of equipment efficiency.
Detailed description of the invention
Fig. 1 is function structure chart of the invention；
Fig. 2 is anomaly parameter alarm flow figure in the present invention；
Fig. 3 is data collector information transmission network structure chart.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
The present invention provides following technical scheme, including data acquisition module, NB-IoT module and cloud platform, number referring to FIG. 1-2,
It is integrated in automation equipment according to acquisition module and NB-IoT module, the CNC Panel conduct of numerically-controlled machine tool is selected in the present embodiment
The carrier of data acquisition module and NB-IoT module, data acquisition module are used to connect the digital control system in numerically-controlled machine tool, read
The information read is passed to cloud platform, cloud platform packet by NB movable signal by the parameter in automation equipment control system
Data receiver transmission module, database module, device controller module, alarm module, analysis module, terminal module are included, it is described
Data receiver transmission module is for wirelessly receiving the parameter information of automation equipment control and passing to database
Module, the device controller module is for controlling between different data acquisition modules and each data acquisition module and sum number
According to being connected and disconnected from for the information transmission between library module, the alarm module is used for the parameter information in monitoring data library module,
The analysis module carries out an anticipation, institute for analyzing the abnormal data parameter that alarm module monitors, to equipment fault point
Terminal module is stated for the alarm parameters information that receiving alarm module issues, data collecting module collected automation equipment control system
Parameter in system is sent to the database module of cloud platform, the ginseng that alarm module sends acquisition module by NB movable signal
Number information carries out real-time monitoring and sends it to analysis module rapidly once monitoring anomaly parameter information and analyzed, and analyzes
Module is by carrying out a fault point anticipation to the anomaly parameter information read, by the fault point information and anomaly parameter of anticipation
Information is sent to terminal module together, and terminal module, which can push the information, gives maintenance manufacturer, and maintenance manufacturer sends according to information
Corresponding maintenance personal goes to maintenance, and above-mentioned alarm method is not only suitable for Message alarm class, and (i.e. the operating parameter of equipment is different
Often alarm) it is also applied for Alarm class alarm (i.e. more serious alarm).After monitoring exception, system can alarm immediately, on
Stating two kinds of type of alarms can switch, and when system is in Message class alarm condition, often will appear due to parameter
It is accidental abnormal and cause to alarm, i.e., the accidental exception of the partial parameters mentioned in background technique or it is susceptible to extraneous factor shadow
It rings population parameter and generates reasonable change in a certain range, in order to solve this problem, the application proposes a kind of more optimal solution
Certainly scheme is equipped with several each alarm count devices, the corresponding automation equipment of an alarm technique counter in the alarm module
A certain parameter in control system, for recording the number of a certain type abnormal parameters, in the present embodiment in numerically-controlled machine tool
Temperature parameter for, pass through the Current Temperatures information of data collecting module collected numerically-controlled machine tool, each data acquisition module
The control system of a numerically-controlled machine tool corresponding with each NB-IoT module, will be in current all Control System of NC Machine
Temperature information be sent in database module and record by data receiver transmission module, database module is according to current
Total value calculate an average value, for opposing later with the temperature in each individual Control System of NC Machine
Than data acquisition module is every the temperature information of the numerically-controlled machine tool of acquisition in 20 seconds, and collected temperature information can all be remembered every time
Database module is recorded, and recalculates average value and carries out real-time update average value, alarm module can carry out these numerical value
Monitoring, after there is the temperature parameter of a continuous exception, i.e., the temperature compares with overall average temperature and all differs twice
It is excessive, alarm count device is corresponded in alarm module just to be started counting, if continuous two parameters are all anomaly parameter, alarm meter
Rolling counters forward will add 1, but if anomaly parameter is not continuously to occur, as temperature parameter occasionally has exception or bulk temperature
Certain reasonable change amplitude is generated, then does not have failure, alarm count device zero for equipment, but the number for working as alarm count device is tired
When counting to 4, i.e., abnormal temperature information is all collected data acquisition module continuous five times, alarm module will be to terminal
Warning message is sent, while alarm count device is zeroed, the computer that terminal module can be user is also possible to repair the shifting of manufacturer
It starts machine, terminal module is a kind of hand-held terminal app in the present embodiment, after hand-held terminal app receives warning message, can be existed
Worksheet processing information is issued on app, waits and repairs manufacturer's progress order, and there are also the positioning letters of NB-IoT module outflow in warning message
Breath, NB-IoT module carry positioning function, are not necessarily to GPRS data and transmit, are not necessarily to GPS search, can be convenient maintenance manufacturer and determine seat
Mark, at the same according to the information of the app anomaly parameter shown, the chamber of commerce, maintenance factory sends nearest correspondence maintenance personal, and reasonable point
With manpower, it is greatly reduced the maintenance of equipment time.Although it is worth noting that, occurring abnormal temperature data in the present embodiment
Also it can be recorded to by a part as calculating average value in database module, but since single data exception can't be right
Conceptual data produces bigger effect, or even almost negligible, therefore does not interfere the object of the invention to realize, this reality
It after the advantages of applying is that equipment breaks down, is contacted without user oneself, the chamber of commerce, maintenance factory receives order or active automatically
Maintenance personal is contacted and sent, greatly reduces the maintenance of equipment time.
Embodiment 2
A kind of numerically controlled machine remote alarm method based on cloud platform of Fig. 2-3. is please referred to, following steps are included；
S1, all automation equipments of acquisition control system parameter, generate the historical record of each system parameter；
S2, the variant average value for calculating different types of parameter in system in all automation equipment control systems；
S3, read each automation apparatus control system each parameter latest value, and by each automation equipment control system
The mean parameter of each species parameter corresponding thereto compares, if a certain type of some automation equipment control is most
New parameter is more than or less than preset threshold value with corresponding mean parameter difference, thens follow the steps S4, and otherwise utilizing should
The parameter value calculation of newest a certain type goes out the newest average value of corresponding parameter type, re-executes S3；
It S4, the value that the parameter of a certain type in some automation equipment control system is corresponded to alarm count device and presets
Number compare, if the number of the corresponding alarm count device of the species parameter be greater than preset number, assert should
Species parameter executes S5 extremely, otherwise executes S6；
S5, terminal is passed to after being analyzed abnormal parameter information；
S6, determine the parameter of a certain type in a certain automation equipment control system and its later most recent parameters whether be greater than or
Person be less than the corresponding average value of this kind of parameter and this kind of parameter and its later parameter latest value whether with corresponding average value
Interpolation is all larger than scheduled threshold value, is, the corresponding alarm count device of parameter adds 1, re-executes S3, and otherwise alarm count is zeroed,
Re-execute S3.
By the node where the data acquisition module directly carried out data transmission with database module in step S1 in the present embodiment
Referred to as first nodes, can not directly carry out data transmission with database module, can only be by the data acquisition module of first nodes
Node where the data acquisition module that block could carry out data transmission with database module is known as two-level node, and so on,
It will be unable to directly and database module be into new data transmission, and the data acquisition module of two-level node and three-level node can only be passed through
Node where the data acquisition module that could carry out data transmission with database module is known as three-level node, and so on, it will
Can not directly carry out data transmission with database, can only by N-1 grades of nodes, N-2 grades of nodes ... .. two-level node, level-one section
The node for the data acquisition module that the data acquisition module and database module of point carry out data transmission is known as N grades of nodes, data
Transmission module is integrated in automation equipment, and in data transmission, the number of each first nodes is controlled by device controller module
The parameter information on each automation apparatus control system is acquired to database according to acquisition module, is completed first nodes data parameters and is adopted
After collection, device controller controls each data acquisition module of its two-level node administered of the data collecting module collected of first nodes
Collected corresponding device parameter is transmitted by NB-IOT movable signal between data acquisition module, first nodes
Each data collecting module collected to each corresponding two-level node data collecting module collected to information after be transmitted to database
Module, the data acquisition module of the three-level node of its administration of each data collecting module collected of order two-level node is adopted again later
The parameter information of the corresponding automation equipment control system collected, is transmitted to the data acquisition module of corresponding first nodes,
Corresponding parameter information is transmitted to data acquisition module again by the corresponding data acquisition module of first nodes, subsequent n grades corresponding
Each data acquisition module of node is carried out data transmission by the above method, in this way when some data acquisition of N grades of nodes
After device collects abnormal data initiation alarm, precise positioning, this implementation can be carried out to it according to the path of the transmission of its information
Assumed after alarm module monitors that the data collector that number is 10 has collected abnormal parameter information in example, according to its ginseng
Number information transmission path, locks the position of 1 number collector first, can precisely be determined according to the position of 1 number collector
Position its administration two-level node data collector 4 position, further according to the data collector 4 found position accurately find by
Its corresponding position of No. 10 collectors administered realizes more accurately positioning for faulty equipment, reduces maintenance personal and seek
Find out the time of faulty equipment.The interval time of the latest value of automation each parameter of apparatus control system is read in step S3 every time
It is 20 seconds, preset number is 3 times in step S4, and step S5 further includes the automation equipment control that anomaly parameter will occur
The location information of system is also passed to terminal, when acquisition module or NB-IoT module and cloud platform disconnect, mould of alarming
Block also can alert.It is different that method in the present embodiment is only applicable to the i.e. equipment operating parameter of Message class type of alarm
Normal class alarm, advantage of this embodiment is that, by repeatedly that the serial number of certain parameter on specific installation is all at that time
The real-time mean parameter numerical value of equipment compares, and thus judges whether device parameter numerical value exception occurs, whether equipment occurs
Failure avoids device parameter and accidentally occurs abnormal or draw since temperature causes the normal variation that device parameter collective rises
The case where alarm risen, it is greatly reduced the false alarm rate of equipment, meanwhile, it may be implemented real to the equipment of failure
Now more accurately position.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of remote alarms based on cloud platform guarantee to keep in good repair system, it is characterised in that: including data acquisition module, NB-IoT module
And cloud platform, the data acquisition module, NB-IoT module are integrated in automation equipment, the data acquisition module is for adopting
Collect the parameter of control system in automation equipment, and cloud platform is sent to by NB-IoT module, the cloud platform includes data
Transmission module, device controller module, database module, alarm module, analysis module, terminal module are received, the data connect
Transmission module is received for the data transmission between data acquisition module and database module, the device controller module is for controlling
Between different data acquisition modules and the connection of each data acquisition module and the information transmission between database module and disconnected
It opens, the alarm module is for the parameter information in monitoring data library module, and the analysis module is for analyzing anomaly parameter simultaneously
Fault point is prejudged, the terminal module is used for the alarm parameters information that receiving alarm module issues.
2. a kind of remote alarms based on cloud platform according to claim 1 guarantee to keep in good repair system, it is characterised in that: the alarm
Several each alarm count devices are equipped in module, certain in the corresponding automation equipment control system of an alarm technique counter
A kind of parameter, the number of a certain type abnormal parameters for recording a certain automation equipment control system.
3. a kind of remote alarms based on cloud platform according to claim 1 guarantee to keep in good repair system, it is characterised in that: the terminal
Module is hand-held terminal APP.
4. a kind of method of the remote alarms guarantee system based on cloud platform, it is characterised in that: include the following steps；
S1, by the parameter of all automation equipment control systems of each data collecting module collected, generated in database module
The historical record of each system parameter；
S2, each of different types of parameter in system in all automation equipment control systems is calculated by database module
Different average value；
S3, the latest value for reading each each system parameter for automating apparatus control system, and each automation equipment is controlled and is
The mean parameter of each species parameter corresponding thereto in system compares, if in some automation equipment control system
The most recent parameters of a certain type are more than or less than preset threshold value with corresponding mean parameter difference, then follow the steps
Otherwise S4 goes out the newest mobile mean value of corresponding parameter type, again using the parameter value calculation of the newest a certain type
Execute S3；
It S4, the value that the parameter of a certain type in some automation equipment control system is corresponded to alarm count device and presets
Number compare, if the number of the corresponding alarm count device of the species parameter be greater than preset number, assert should
Species parameter executes S5 extremely, otherwise executes S6；
S5, terminal is passed to after being analyzed abnormal parameter information；
S6, determine the parameter of a certain type in a certain automation equipment control system and its later most recent parameters whether be greater than or
Person be less than the corresponding average value of this kind of parameter and this kind of parameter and its later parameter latest value whether with corresponding average value
Interpolation is all larger than scheduled threshold value, is, the corresponding alarm count device of parameter adds 1, re-executes S3, and otherwise alarm count is zeroed,
Re-execute S3.
5. a kind of method of remote alarms guarantee system based on cloud platform according to claim 4, it is characterised in that: institute
It states and acquires each system parameter in all automation equipment control systems in step S1 method particularly includes: send instructions to each
The data acquisition module of first nodes reads the parameter of the automation equipment control system of each first nodes, completes above-mentioned reading
Afterwards, the data acquisition module for sending instructions to each first nodes orders the data acquisition module of each first nodes to collect it respectively
The information that the data collecting module collected of the two-level node of administration arrives, and forward and give database module, at this point, database is read
To parameter be two-level node by being sent to database after its corresponding first nodes, the parameter for completing two-level node is read
Afterwards, database will read the corresponding information of each data acquisition module of three-level node by two-level node, and so on, until reading
Take the parameter information of all data acquisition modules.
6. a kind of method of remote alarms guarantee system based on cloud platform according to claim 4, it is characterised in that: institute
Stating the interval time that reading automates the latest value of each parameter in apparatus control system every time in step S3 is 20 seconds.
7. a kind of method of remote alarms guarantee system based on cloud platform according to claim 4, it is characterised in that: institute
Stating preset number in step S4 is 3 times.
8. a kind of method of remote alarms guarantee system based on cloud platform according to claim 4, it is characterised in that: institute
Stating step S5 further includes that the location information in the automation equipment control system for anomaly parameter occur is also passed to terminal.
9. a kind of method of remote alarms guarantee system based on cloud platform according to claim 4, it is characterised in that: institute
The abnormal parameter information stated in step S5 further includes that acquisition module or NB-IoT module are disconnected with cloud platform.
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| CN201910329248.5A CN110119110A (en) | 2019-04-23 | 2019-04-23 | A kind of remote alarms guarantee system and method based on cloud platform |
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| CN201910329248.5A CN110119110A (en) | 2019-04-23 | 2019-04-23 | A kind of remote alarms guarantee system and method based on cloud platform |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051811A (en) * | 2020-08-11 | 2020-12-08 | 宜宾市东易纸品有限公司 | Automatic packaging paper tube production line control system |
| CN112180784A (en) * | 2020-09-21 | 2021-01-05 | 江苏科技大学 | NB-IOT (NB-IOT) -based machine tool production abnormity alarm remote monitoring system and method |
| CN112595909A (en) * | 2020-11-27 | 2021-04-02 | 江苏中浩电力工程有限公司 | Method for intelligent substation detection test |
| CN113589769A (en) * | 2021-07-31 | 2021-11-02 | 江苏恩威联合消防器材制造有限公司 | Fire extinguisher production line control system |
| CN115728057A (en) * | 2022-11-03 | 2023-03-03 | 华能国际电力股份有限公司安徽风电分公司 | Vibration monitoring and fault diagnosis method for gearbox of wind generating set |
-
2019
- 2019-04-23 CN CN201910329248.5A patent/CN110119110A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051811A (en) * | 2020-08-11 | 2020-12-08 | 宜宾市东易纸品有限公司 | Automatic packaging paper tube production line control system |
| CN112180784A (en) * | 2020-09-21 | 2021-01-05 | 江苏科技大学 | NB-IOT (NB-IOT) -based machine tool production abnormity alarm remote monitoring system and method |
| CN112595909A (en) * | 2020-11-27 | 2021-04-02 | 江苏中浩电力工程有限公司 | Method for intelligent substation detection test |
| CN113589769A (en) * | 2021-07-31 | 2021-11-02 | 江苏恩威联合消防器材制造有限公司 | Fire extinguisher production line control system |
| CN113589769B (en) * | 2021-07-31 | 2022-04-01 | 江苏恩威联合消防器材制造有限公司 | Fire extinguisher production line control system |
| CN115728057A (en) * | 2022-11-03 | 2023-03-03 | 华能国际电力股份有限公司安徽风电分公司 | Vibration monitoring and fault diagnosis method for gearbox of wind generating set |
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