CN109026221A - A kind of generating set condition monitoring system, method and apparatus - Google Patents
A kind of generating set condition monitoring system, method and apparatus Download PDFInfo
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- CN109026221A CN109026221A CN201810863815.0A CN201810863815A CN109026221A CN 109026221 A CN109026221 A CN 109026221A CN 201810863815 A CN201810863815 A CN 201810863815A CN 109026221 A CN109026221 A CN 109026221A
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- generating set
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K13/00—General layout or general methods of operation of complete plants
- F01K13/003—Arrangements for measuring or testing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K13/00—General layout or general methods of operation of complete plants
- F01K13/02—Controlling, e.g. stopping or starting
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Testing And Monitoring For Control Systems (AREA)
Abstract
This application discloses a kind of generating set condition monitoring systems, comprising: state acquisition module, for obtaining the status data of generating set；Characteristic extracting module, for analyzing the status data and extracting key characterization parameter；Monitoring modular, it is whether healthy with the operating status of the determination generating set for being monitored to the status data and/or the key characterization parameter.The application is by obtaining status data, carry out quickly, standardization judging whether generating set state is healthy using characteristic extracting module and detection module, to guarantee generating set operational safety, accident risk is evaded in early warning, realizes the energy-efficient of start-stop of generator set safety and operational process.Correspondingly, disclosed herein as well is a kind of generating set method for monitoring state and equipment.
Description
Technical field
The present invention relates to start-stop of generator set control field, in particular to a kind of generating set condition monitoring system, method
And equipment.
Background technique
The start and stop of generating set are a complicated thermal processions, and in the shutdown process of generating set, metal equipment exists
Perhaps cooling procedure rotates machinery there are one from static to operation or opposite process, in Unit Commitment for violent heating
Process metal parts will generate warm changes, the temperature difference, thermal deformation, thermal stress etc., be that equipment operation is most complicated in production process, operating condition change
Change fast and frequent, safety, energy conservation influence factor compares the link of concentration.Shutdown process is very crucial to the aging effects of unit,
This stage is also particularly easy to that safety accident occurs, therefore how to ensure unit safety start and stop, reduces the shadow to unit durability to the greatest extent
It rings, is a highly important project.
Generating set start or stop than in operating normally with greater need for consuming a large amount of fuel, and in order to improve generator
The operational efficiency of group, the installed capacity of single unit, main steam temperature and pressure are continuously improved, start the oil consumption of unit, coal consumption,
Water consume and auxiliary power consumption etc. also increase with the increase of installed capacity；Due to electric power excess capacity, unit frequent start-stop greatly increases
The cost consumptions such as oil, coal, water, outer power purchase and human resources are added.It is therefore seen that the security management and control of start-stop of generator set process and
Administration of energy conservation is the problem of electricity power enterprise must face.Existing start-stop of generator set management system is to acquire at the scene in the market
On the basis of data, staff is simply showed, this displaying lacks initiative, and previous work amount is big, and operation is multiple
It is miscellaneous, also not with the comparison reference scheme of professional standard.The control of management system largely relies on the warp of staff
Test judgement, restricted by electricity power enterprise Personnel Skill Levels, the fault location precision of shutdown process has certain deviation, failure or
The timely gender gap of unit exception feedback is larger；Staff wants needed for determining the density of infection or positioning failure equipment of alarm
Time is longer, this is very unfavorable to the safety and Energy Saving Control of control Unit Commitment process.
Therefore, how to provide a kind of scheme of solution above-mentioned technical problem is that current those skilled in the art need to solve
Problem.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of generating set condition monitoring systems, method and apparatus.It has
Body scheme is as follows:
A kind of generating set condition monitoring system, comprising:
State acquisition module, for obtaining the status data of generating set；
Characteristic extracting module, for analyzing the status data and extracting key characterization parameter；
Monitoring modular, for being monitored to the status data and/or the key characterization parameter, with the determination hair
Whether the operating status of motor group is healthy.
Preferably, the monitoring modular is specifically used for:
The status data and/or the key characterization parameter are obtained, and the status data and/or the key is special
Whether sign parameter is compared with corresponding preset data range, healthy with the operating status of the determination generating set.
Preferably, the monitoring modular is specifically used for:
The status data and/or the key characterization parameter are obtained, and the status data and/or the key is special
Parameter is levied compared with corresponding historical data, it is whether healthy with the operating status of the determination generating set.
Preferably, the generating set condition monitoring system further includes data memory module, for storing the history number
According to.
Preferably, the data memory module is also used to store the status data and/or the key characterization parameter.
Preferably, the status data includes:
Steam turbine major parameter, Boiler Main Parameter, bearing major parameter and flue gas system major parameter.
Preferably, the key characterization parameter includes:
The steam turbine red switch start-stop time, the boiler start/ stop time, the jiggering key operations time, the steam turbine coasting operation time started and
End time.
Correspondingly, being applied to generator as described above the invention also discloses a kind of generating set method for monitoring state
Group condition monitoring system, comprising:
The status data of generating set is obtained by state acquisition module；
The status data is analyzed by characteristic extracting module and extracts key characterization parameter；
The status data and/or the key characterization parameter are monitored by monitoring modular, with the determination hair
Whether the operating status of motor group is healthy.
Correspondingly, the invention discloses a kind of generating set status monitor devices, comprising:
Memory, for storing computer program；
Processor realizes the step of generating set method for monitoring state as described above when for executing the computer program
Suddenly.
Preferably, the generating set status monitor device further include:
Display, for showing the status data and/or the key characterization parameter；
Warning device, for working as the operating status exception alarm of the generating set.
The invention discloses a kind of generating set condition monitoring systems, comprising: state acquisition module, for obtaining generator
The status data of group；Characteristic extracting module, for analyzing the status data and extracting key characterization parameter；Monitoring modular is used
It is monitored in the status data and/or the key characterization parameter, the operating status with the determination generating set is
No health.The present invention quickly, standardization judge by obtaining status data, using characteristic extracting module and detection module
Whether generating set state is healthy, and to guarantee generating set operational safety, accident risk is evaded in early warning, realizes start-stop of generator set
Safety and operational process it is energy-efficient.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structure distribution figure of generating set condition monitoring system in the embodiment of the present invention；
Fig. 2 is a kind of step flow chart of generating set method for monitoring state in the embodiment of the present invention；
Fig. 3 is a kind of structure distribution figure of generating set status monitor device in the embodiment of the present invention.
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.
It is shown in Figure 1 the embodiment of the invention discloses a kind of generating set condition monitoring system, comprising:
State acquisition module 11, for obtaining the status data of generating set；
Specifically, the status data includes: steam turbine major parameter, Boiler Main Parameter, bearing major parameter and cigarette
Gas system major parameter.
More specifically, above-mentioned status data have boiler faced the wall and meditated temperature, main steam turbine pressure, turbine shafting vibration, axis
Watt temperature etc..
It is adopted it is understood that above-mentioned status data carries out automation by the related sensor of generating set at the scene
Collection saves the time and efforts that staff's collection in worksite data expend, can effectively avoid the gap due to equipment and technique
And the difference of personal identification, the problem of caused data inaccuracy.
Characteristic extracting module 12, for analyzing the status data and extracting key characterization parameter；
Specifically, the key characterization parameter includes: steam turbine red switch start-stop time, boiler start/ stop time, jiggering key
Actuation time, steam turbine coasting operation starting and end time.
In addition, key characterization parameter obtains the maximum value, most of all kinds of status datas when can also include analysis status data
Small value, average value transfinite number and total duration, liter rate maximum value, liter rate minimum value, liter rate transfinite number and total duration etc. shape
The characteristic value of state data.
It is understood that above-mentioned status data obtains in real time, data volume is bigger, analyzes status data
Processing, therefrom extracts representative key characterization parameter, these key characterization parameters can be used as reference frame, for monitoring
Module 13 or staff are fast and effeciently judged.
Monitoring modular 13, for being monitored to the status data and/or the key characterization parameter, described in determination
Whether the operating status of generating set is healthy.
Wherein, health status mentioned here includes the running health status of generating set and start-stop of generator set mistake
The health status of journey, mainly acquisition status data and/or key characterization parameter carry out real-time monitoring judgement；In addition to this, also
Can according to the next health status of prediction of the development trend of status data and/or key characterization parameter at that time, so as into
Row early warning is evaded；Or according to pervious status data and/or key characterization parameter, trace the occurrence cause of failure or accident
Etc..
In fact, the generating set condition monitoring system in the present embodiment, usually generates electricity in monitoring with reference to professional
Thoughts during unit, establish monitoring system accordingly, can obtain accurate or error by state acquisition module 11
It is worth lesser status data, effective close is obtained by the constant analysis process of the unification of characteristic extracting module 12 and Unified Algorithm
Key characteristic parameter detects status data and/or key characterization parameter finally by the unified standard of monitoring modular 13, with
This obtains health status.Judge relative to personal monitoring, the present embodiment is executed using system module and programmed algorithm therein
It completes, therefore standard is constant always, it is interfered without artificial subjective factor, and wherein status data amount is big, data transmission bauds is wanted
Ask high, computationally intensive problem can be solved by improving the methods of machine algorithm, raising system configuration, reliability validity
Remote victory is artificial.
The invention discloses a kind of generating set condition monitoring systems, comprising: state acquisition module, for obtaining generator
The status data of group；Characteristic extracting module, for analyzing the status data and extracting key characterization parameter；Monitoring modular is used
It is monitored in the status data and/or the key characterization parameter, the operating status with the determination generating set is
No health.The present invention quickly, standardization judge by obtaining status data, using characteristic extracting module and detection module
Whether generating set state is healthy, and to guarantee generating set operational safety, accident risk is evaded in early warning, realizes start-stop of generator set
Safety and operational process it is energy-efficient.
The embodiment of the invention discloses a kind of specific generating set condition monitoring systems, relative to a upper embodiment, originally
Embodiment has made further instruction and optimization to technical solution.It is specific:
The monitoring modular 13 can be specifically used for:
The status data and/or the key characterization parameter are obtained, and the status data and/or the key is special
Whether sign parameter is compared with corresponding preset data range, healthy with the operating status of the determination generating set.
Alternatively, the monitoring modular 13 can also be specifically used for:
The status data and/or the key characterization parameter are obtained, and the status data and/or the key is special
Parameter is levied compared with corresponding historical data, it is whether healthy with the operating status of the determination generating set.
Further, the generating set condition monitoring system further includes data memory module, for storing the history
Data.
In addition to this, the data memory module can be also used for storing the status data and/or the key feature
Parameter.
It can be seen that the algorithm of setting is included in monitoring modular 13 come judge input data it is whether normal, generating set
Whether state is healthy, and judgment basis can be preset data range, and preset data range is unified constant, is applied to any generator
In group；Judgment basis is also possible to historical data, historical data here either same model device historical data,
It can be the historical data of the equipment, the equipment with difference or even same model is in building ring between the equipment of different model
When border, operating time difference, respective state is all different, therefore historical data is last as judgment basis
Judging result out can be more accurate.
In addition, the generating set condition monitoring system in the present embodiment can also include display module, it is used for work people
Member show above-mentioned state acquisition module 11, characteristic extracting module 12, in monitoring modular 13 data variation and analytic process, such as
The variation of data, mark and comparison real data and preset data range or historical data, real-time exhibition are shown with curve image
Whether the operating status of generating set is healthy, and the reference frame for whether carrying out next movement is provided for staff.
Further, generating set condition monitoring system can also include reminding module and alarm module, reminding module root
Remind staff that can carry out next step operation according to the judging result of monitoring modular 13, alarm module can be to staff
It warns, to prompt staff to take corresponding measure, avoids accident generation and cost allowance.
It is understood that above-mentioned generating set condition monitoring system can be scattered in multiple power generations comprising generating set
Factory, can also form using multiple generating sets or power plant as the large-range monitoring network of site, which is monitored system
System carries out condition monitoring to all generating sets in monitoring network, according to reality applied in city-level, provincial or even regional power grid
When monitoring situation carry out more timely start-up and shut-down control and adjustmenting management.
In addition, due to the equipment of generating set is more and generating set condition monitoring system in generating set also simultaneously
Non-orphaned one, therefore in order to manage uniformly, the corresponding coding of equipment is carried out unified rule by settable certain coding rule
It draws, such as setting equipment master data parameter coding are as follows: the cluster coding+power plant's title brevity code+unit capacity+type of cooling+unit
Type+machine group #+device class code+power plant's end measuring point coding.Such coding rule can guarantee, in new generator
When group access system, data access work can be completed, rapidly and accurately so that generating set adjustment monitoring system is accurately rapid
Ground enters in follow-up work.
Correspondingly, being applied to as described above the embodiment of the invention also discloses a kind of generating set method for monitoring state
Generating set condition monitoring system, it is shown in Figure 2, comprising:
S1: the status data of generating set is obtained by state acquisition module 11；
S2: the status data is analyzed by characteristic extracting module 12 and extracts key characterization parameter；
S3: the status data and/or the key characterization parameter are monitored by monitoring modular 13, to determine
Whether the operating status for stating generating set is healthy.
The present embodiment has beneficial effect identical with generating set condition monitoring system in above-described embodiment, herein no longer
It repeats.
Correspondingly, the invention discloses a kind of generating set status monitor device, it is shown in Figure 3, comprising:
Memory 21, for storing computer program；
Processor 22 realizes generating set method for monitoring state as described above when for executing the computer program
Step.
Further, the generating set status monitor device can also include:
Display 23, for showing the status data and/or the key characterization parameter；
Warning device 24, for working as the operating status exception alarm of the generating set.
The present embodiment has beneficial effect identical with generating set condition monitoring system in above-described embodiment, herein no longer
It repeats.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence " including one ... ", not
There is also other identical elements in the process, method, article or apparatus that includes the element for exclusion.
Detailed Jie has been carried out to a kind of generating set condition monitoring system provided by the present invention, method and apparatus above
It continues, used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only
It is to be used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, according to this hair
Bright thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not manage
Solution is limitation of the present invention.
Claims (10)
1. a kind of generating set condition monitoring system characterized by comprising
State acquisition module, for obtaining the status data of generating set；
Characteristic extracting module, for analyzing the status data and extracting key characterization parameter；
Monitoring modular, for being monitored to the status data and/or the key characterization parameter, with the determination generator
Whether the operating status of group is healthy.
2. generating set condition monitoring system according to claim 1, which is characterized in that the monitoring modular is specifically used for:
The status data and/or the key characterization parameter are obtained, and the status data and/or the key feature are joined
Whether number is compared with corresponding preset data range, healthy with the operating status of the determination generating set.
3. generating set condition monitoring system according to claim 1, which is characterized in that the monitoring modular is specifically used for:
The status data and/or the key characterization parameter are obtained, and the status data and/or the key feature are joined
Whether number is healthy with the operating status of the determination generating set compared with corresponding historical data.
4. generating set condition monitoring system according to claim 3, which is characterized in that further include data memory module, use
In the storage historical data.
5. generating set condition monitoring system according to claim 4, which is characterized in that the data memory module is also used to
Store the status data and/or the key characterization parameter.
6. according to claim 1 to any one of 5 generating set condition monitoring systems, which is characterized in that the status data
Include:
Steam turbine major parameter, Boiler Main Parameter, bearing major parameter and flue gas system major parameter.
7. generating set condition monitoring system according to claim 6, which is characterized in that the key characterization parameter includes:
Steam turbine red switch start-stop time, boiler start/ stop time, jiggering key operations time, steam turbine coasting operation time started and end
Time.
8. a kind of generating set method for monitoring state, which is characterized in that be applied to the power generation as described in any one of claim 1 to 7
Set state monitoring system, comprising:
The status data of generating set is obtained by state acquisition module；
The status data is analyzed by characteristic extracting module and extracts key characterization parameter；
The status data and/or the key characterization parameter are monitored by monitoring modular, with the determination generator
Whether the operating status of group is healthy.
9. a kind of generating set status monitor device characterized by comprising
Memory, for storing computer program；
Processor realizes generating set method for monitoring state as claimed in claim 8 when for executing the computer program
Step.
10. generating set status monitor device according to claim 9, which is characterized in that further include:
Display, for showing the status data and/or the key characterization parameter；
Warning device, for working as the operating status exception alarm of the generating set.
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| CN201810863815.0A CN109026221A (en) | 2018-08-01 | 2018-08-01 | A kind of generating set condition monitoring system, method and apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110442100A (en) * | 2019-08-06 | 2019-11-12 | 华能国际电力股份有限公司玉环电厂 | A kind of thermal control intelligent DCS diagnosis method for early warning and system |
| CN110599020A (en) * | 2019-09-02 | 2019-12-20 | 润电能源科学技术有限公司 | Method and system for evaluating running state of generator set and readable storage medium |
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Effective date of registration: 20200509 Address after: No. 10, Huanghe East Road, Zhengdong New District, Zhengzhou City, Henan Province Applicant after: State Power Investment Group Henan Electric Power Co., Ltd Applicant after: TECHNOLOGY INFORMATION CENTER OF STATE POWER INVESTMENT CORPORATION HENAN POWER Co.,Ltd. Address before: 450001 No. 100 Gas Power Plant of Wutong Street, Zhengzhou High-tech Development Zone, Zhengzhou City, Henan Province Applicant before: TECHNOLOGY INFORMATION CENTER OF STATE POWER INVESTMENT CORPORATION HENAN POWER Co.,Ltd. |
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