CN116486579A - Alarm signal management method for centralized control center monitoring system of river basin step power plant - Google Patents
Alarm signal management method for centralized control center monitoring system of river basin step power plant Download PDFInfo
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- CN116486579A CN116486579A CN202310496851.9A CN202310496851A CN116486579A CN 116486579 A CN116486579 A CN 116486579A CN 202310496851 A CN202310496851 A CN 202310496851A CN 116486579 A CN116486579 A CN 116486579A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 17
- 238000007726 management method Methods 0.000 title claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 43
- 238000012545 processing Methods 0.000 claims abstract description 40
- 238000012423 maintenance Methods 0.000 claims abstract description 12
- 238000010248 power generation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention provides a method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant. The alarm signals are displayed on the alarm pages or the standby pages, and the number of the alarm signals displayed on the alarm pages does not exceed the set number; the management method comprises the following steps: when the current alarm signal is generated, confirming the priority corresponding to the current alarm signal; acquiring a plurality of items of signal processing data of a current alarm page; the signal processing data at least comprise the number of alarm signals displayed on the alarm page and the priority corresponding to each alarm signal; when the number of the alarm signals displayed on the current alarm page reaches the set number, comparing the priority of the current alarm signals with the priority of each alarm signal in the alarm page, and confirming the display position of the current alarm signals; and displaying the current alarm signal on the alarm page or the standby page according to the display position and timing. The invention solves the technical problem that the operation and maintenance personnel process inconveniently caused by too many alarm page display alarm signals in the prior art.
Description
Technical Field
The invention relates to the technical field of alarm information management, in particular to an alarm signal management method for a centralized control center monitoring system of a river basin step power plant.
Background
The watershed step power plant centralized control system monitors the running conditions of all power generation equipment of the step power plant. The power generation equipment is more and complex, and when the operation parameters of the power generation equipment exceed set values, the centralized control system generates alarm signals; and each time the centralized control system generates an alarm signal, the alarm signal is displayed on an alarm page on a display screen of the centralized control center and is subjected to voice broadcasting.
In the actual operation and maintenance process, more alarm signals of the power generation equipment are displayed, and when an alarm signal exceeding the display range of the alarm page exists on the alarm page; because the operation and maintenance personnel of the centralized control center are limited in number, a plurality of alarm signals are difficult to process in a short time, and therefore a part of alarm signals are easy to ignore and are not processed in time. When an alarm signal of an important device such as a generator rotating shaft is not processed in time, the operation condition of the important device may be continuously deteriorated to cause electric safety accidents.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant, which solves the technical problem that operation and maintenance personnel are inconvenient to process due to too many alarm page display alarm signals existing in the prior art.
According to the method for managing the alarm signals of the centralized control center monitoring system of the river basin step power plant, the alarm signals are displayed on the alarm pages or the standby pages, and the number of the alarm signals displayed on the alarm pages does not exceed the set number; the management method comprises the following steps:
when the current alarm signal is generated, confirming the priority corresponding to the current alarm signal;
acquiring a plurality of items of signal processing data of a current alarm page; the signal processing data at least comprise the number of alarm signals displayed on the alarm page and the priority corresponding to each alarm signal;
when the number of the alarm signals displayed on the current alarm page reaches the set number, comparing the priority of the current alarm signals with the priority of each alarm signal in the alarm page, and confirming the display position of the current alarm signals; and displaying the current alarm signal on the alarm page or the standby page according to the display position and timing.
Further, the alarm page and the standby page are uniformly distributed with a plurality of signal columns from top to bottom or from left to right, and each signal column displays an alarm signal; comparing the priority of each alarm signal in the current alarm signal and the alarm page, and confirming the position information of the current alarm signal, wherein the method comprises the following steps:
if the priority of the current alarm signal is higher than that of an alarm signal in the alarm page and the priority of the current alarm signal is not lower than the first set priority, sending an alarm signal with the lowest priority in the alarm page to a standby page for display; confirming that a first signal column of an alarm page is a display position of a current alarm signal, and updating all signal columns of the alarm page;
if the priority of the current alarm signal is higher than the priority of an alarm signal in the alarm page, and the priority of the current alarm signal is lower than the second set priority; sending an alarm signal with the lowest priority in the alarm page to a standby page for display, confirming that the last signal column of the alarm page is the display position of the current alarm signal, and updating all signal columns of the alarm page;
if the priority of the current alarm signal is higher than the priority of an alarm signal in the alarm page, and the priority of the current alarm signal is not lower than the second set priority but lower than the first set priority; the last one of a plurality of alarm signals with the lowest priority in the alarm page is sent to a standby page for display; and taking the signal column arranged at the first position in the alarm signals as the display position of the current alarm signal.
Further, the method further comprises the following steps: each alarm signal is provided with a corresponding processing time limit, and after timing begins, the priority of the alarm signal higher than the second set priority rises along with the reduction of the residual processing time, and the method comprises the following steps:
when the residual processing time of the alarm signal reaches a first set percentage of the processing time limit, the priority of the alarm signal is increased by one level;
when the remaining processing time of the alarm signal reaches a second set percentage of the processing time limit, the priority of the alarm signal is increased by one level again until the remaining processing time is zero.
Further, when the current alarm signal is generated, the current alarm signal is subjected to voice broadcasting, which comprises the following steps:
confirming whether other alarm signals are broadcast currently or not;
if yes, comparing the priority of the current alarm signal with the priority of the alarm signal being broadcasted;
when the priority of the current alarm signal is higher than the priority of the alarm signal being broadcasted and higher than the first preset priority, the alarm signal being broadcasted is interrupted, and the current alarm signal is broadcasted immediately.
Further, the method further comprises the following steps: after the current alarm signal broadcasting is finished, the alarm signal for interrupting broadcasting is recovered to be re-broadcasted, and the method comprises the following steps: and after broadcasting the content of the alarm signal, broadcasting the time length when the distance of the alarm signal is generated.
Further, if other alarm signals are currently broadcast, judging whether the broadcast alarm signals are associated with equipment corresponding to the current alarm signals;
if yes, combining the two alarm signals into the same signal column for display, and improving one level on the basis of the higher priority in the two alarm signals to serve as the priority after the two alarm signals are combined.
Further, when the spare signal columns exceeding the set column number exist in the alarm page, and at least one unprocessed alarm signal exists in the signal columns of the standby page at the moment; and sending an alarm signal with the highest priority in signal columns of the standby page to a spare signal column in the alarm page for display.
Further, when alarm signals with priorities exceeding the preset number not lower than the second set priority and the residual processing time reaching the second percentage of the processing time limit exist in the alarm pages, the background color of the alarm pages is adjusted to the alarm color so as to remind operation and maintenance personnel.
Further, the alarm signal with the priority lower than the third set priority in the alarm page or the standby page is automatically reset when the corresponding equipment does not alarm again after exceeding the set time.
Further, the method further comprises the following steps: each alarm signal is correspondingly provided with a query path, the query path is displayed at the tail end of the signal column, and the query path displays the sources of the alarm signals step by step.
Compared with the prior art, the invention has the following beneficial effects:
according to the embodiment, the alarm pages and the standby pages are set, the alarm signals with the number not exceeding the set number are displayed on the alarm pages, and the inconvenience of staff in processing caused by too many alarm signals are avoided; and simultaneously setting alarm signals with lower display priority of the standby page, comparing the current alarm signals with the priority of each alarm signal in the alarm page when the number of the alarm signals displayed by the alarm page reaches the set number, and confirming the display position of the current alarm signals according to the comparison result. The alarm signal with higher priority is displayed on the alarm page, so that a worker can rapidly process the alarm signal with higher priority, the occurrence of electric power accidents is avoided, and the technical problem that operation and maintenance personnel cannot process conveniently due to excessive alarm page display alarm signals in the prior art is solved.
Drawings
Fig. 1 is a method step diagram of an embodiment of the present invention.
Fig. 2 is a flowchart illustrating a method for voice broadcasting an alarm signal according to another embodiment of the present invention.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1, in the method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant, the alarm signals are displayed on alarm pages or standby pages, and the number of the alarm signals displayed on the alarm pages does not exceed the set number; the management method comprises the following steps:
s1: when the current alarm signal is generated, confirming the priority corresponding to the current alarm signal;
s2: acquiring a plurality of items of signal processing data of a current alarm page; the signal processing data at least comprise the number of alarm signals displayed on the alarm page and the priority corresponding to each alarm signal;
s3: when the number of the alarm signals displayed on the current alarm page reaches the set number, comparing the priority of the current alarm signals with the priority of each alarm signal in the alarm page, and confirming the display position of the current alarm signals; and displaying the current alarm signal on the alarm page or the standby page according to the display position and timing.
The implementation process of the embodiment comprises the following steps:
according to the embodiment, the alarm pages and the standby pages are set, the alarm signals with the number not exceeding the set number are displayed on the alarm pages, and the inconvenience of staff in processing caused by too many alarm signals are avoided; and simultaneously setting alarm signals with lower display priority of the standby page, comparing the current alarm signals with the priority of each alarm signal in the alarm page when the number of the alarm signals displayed by the alarm page reaches the set number, and confirming the display position of the current alarm signals according to the comparison result. The alarm signals with higher priority are displayed on the alarm page, so that workers can rapidly process the alarm signals with higher priority, the occurrence of electric power accidents is avoided, and the technical problem that operation and maintenance personnel in the prior art cannot timely process a plurality of alarm signals on the alarm page, and electric power safety accidents are easy to cause is solved.
In the embodiment, the alarm page and the standby page are uniformly distributed with a plurality of signal columns from top to bottom or from left to right, and in the embodiment, the alarm page is provided with 20 signal columns, and each signal column displays an alarm signal; comparing the priority of each alarm signal in the current alarm signal and the alarm page, and confirming the position information of the current alarm signal, wherein the method comprises the following steps:
if the priority of the current alarm signal is higher than that of an alarm signal in the alarm page and the priority of the current alarm signal is not lower than the first set priority, sending an alarm signal with the lowest priority in the alarm page to a standby page for display; confirming that a first signal column of an alarm page is a display position of a current alarm signal, and updating all signal columns of the alarm page;
if the priority of the current alarm signal is higher than the priority of an alarm signal in the alarm page, and the priority of the current alarm signal is lower than the second set priority; sending an alarm signal with the lowest priority in the alarm page to a standby page for display, confirming that the last signal column of the alarm page is the display position of the current alarm signal, and updating all signal columns of the alarm page;
if the priority of the current alarm signal is higher than the priority of an alarm signal in the alarm page, and the priority of the current alarm signal is not lower than the second set priority but lower than the first set priority; the last one of a plurality of alarm signals with the lowest priority in the alarm page is sent to a standby page for display; and taking the signal column arranged at the first position in the alarm signals as the display position of the current alarm signal.
The first set priority is higher than the second set priority, and the alarm signal is not lower than the first set priority, so that the influence on the safe and stable operation of the generator set is large, and the generator set needs to be processed in time, so that the generator set is placed in the first column signal column. The alarm signal between the first set priority and the second set priority has a certain influence on the safe and stable operation of the generator set; the alarm signal lower than the second set priority has less influence on the safe and stable operation of the generator set. Therefore, the display positions of the alarm pages are distinguished, so that operation and maintenance personnel can be helped to distinguish the emergency degree of the alarm signals rapidly.
In this embodiment, if the priority of the current alarm signal is lower than the priority of all alarm signals in the alarm page, the current alarm signal is directly placed on the standby page for display, and in this embodiment, the display sequence of the alarm signals in the standby page is arranged according to the time sequence.
In another embodiment of the present invention, each alarm signal is provided with a corresponding processing time limit, and after timing starts, the priority of the alarm signal higher than the second set priority increases with the decrease of the remaining processing time, including:
when the residual processing time of the alarm signal reaches a first set percentage of the processing time limit, the priority of the alarm signal is increased by one level;
when the remaining processing time of the alarm signal reaches a second set percentage of the processing time limit, the priority of the alarm signal is increased by one level again until the remaining processing time is zero.
The specific implementation manner of the embodiment comprises the following steps:
the alarm signal processing time limit is shorter when the priority is higher, the alarm signal processing time limit is longer when the priority is lower, and the priority of the alarm signal is improved along with the shortening of the residual time of the alarm signal; in this embodiment, when the priority of the alarm signal is increased, it is determined whether the priority is higher than the priority of the alarm signal of the previous signal column, if so, the display positions of the two alarm signals are replaced. The first set percentage in this example is 60%. The second set percentage was 20%.
When alarm signals with the priority level not lower than the second set priority level and the residual processing time reaching the second percentage of the processing time limit exist in the alarm pages, the background color of the alarm pages is adjusted to the alarm color so as to remind operation and maintenance personnel.
As shown in fig. 2, in another embodiment of the present invention, when generating a current alarm signal, performing voice broadcasting on the current alarm signal includes:
SS1: confirming whether other alarm signals are broadcast currently or not;
SS2: if yes, comparing the priority of the current alarm signal with the priority of the alarm signal being broadcasted;
SS3: when the priority of the current alarm signal is higher than the priority of the alarm signal being broadcasted and higher than the first preset priority, the alarm signal being broadcasted is interrupted, and the current alarm signal is broadcasted immediately.
Specific implementation of this embodiment:
generating an alarm signal and simultaneously broadcasting the content of the alarm signal by voice; a certain time is needed for broadcasting the alarm signal; if the current signal is generated, the previous alarm signal is broadcast, and when the priority of the current alarm signal is higher than the priority of the alarm signal being broadcast and higher than the first preset priority, the alarm signal being broadcast is interrupted, and the current alarm signal is immediately broadcast. And if the priority of the current alarm signal is not higher than the priority of the alarm signal being broadcasted, broadcasting the current alarm signal after waiting for the end of the alarm signal being broadcasted.
In this embodiment, after the current alarm signal broadcasting is finished, the alarm signal that resumes the interrupt broadcasting is broadcasted again, includes: and after broadcasting the content of the alarm signal, broadcasting the time length when the distance of the alarm signal is generated. The broadcasting duration can help operation and maintenance personnel to know the occurrence time of the alarm signal quickly.
In another embodiment of the invention, if other alarm signals are currently broadcast, whether the broadcast alarm signals are associated with equipment corresponding to the current alarm signals or not is judged;
if yes, combining the two alarm signals into the same signal column for display, and improving one level on the basis of the higher priority in the two alarm signals to serve as the priority after the two alarm signals are combined.
The implementation process of the embodiment comprises the following steps:
when two adjacent alarm signal corresponding devices are associated, the two adjacent alarm signals can correspond to one fault, so that the two alarm signals are considered to be combined and the priority is increased for processing.
In another embodiment of the invention, when the spare signal columns exceeding the set column number exist in the alarm page, and at least one unprocessed alarm signal exists in the signal columns of the standby page at the moment; and sending an alarm signal with the highest priority in signal columns of the standby page to a spare signal column in the alarm page for display.
In another embodiment of the present invention, the alarm signal with the priority lower than the third set priority in the alarm page or the standby page automatically returns when the corresponding device does not alarm again beyond the set time.
The third set priority is lower than the second set priority, and the influence on the normal operation of the generator set is small, which is possibly caused by accidental reasons or detection faults, so that when the alarm is not given out again in the set time, the alarm signal is automatically reset, and the alarm signal is deleted in the signal column of the alarm page or the standby page after the automatic reset.
In another embodiment of the present invention, each alarm signal is correspondingly provided with a query path, the query path is displayed at the end of the signal column, and the query path displays the source of the alarm signal step by step. The operation and maintenance personnel can quickly find the historical data of the equipment corresponding to the alarm fault through the inquiry path.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.
Claims (10)
1. The method for managing the alarm signal of the centralized control center monitoring system of the river basin step power plant is characterized by comprising the following steps of: the alarm signals are displayed on the alarm pages or the standby pages, and the number of the alarm signals displayed on the alarm pages does not exceed the set number; the management method comprises the following steps:
when the current alarm signal is generated, confirming the priority corresponding to the current alarm signal;
acquiring a plurality of items of signal processing data of a current alarm page; the signal processing data at least comprise the number of alarm signals displayed on the alarm page and the priority corresponding to each alarm signal;
when the number of the alarm signals displayed on the current alarm page reaches the set number, comparing the priority of the current alarm signals with the priority of each alarm signal in the alarm page, and confirming the display position of the current alarm signals; and displaying the current alarm signal on the alarm page or the standby page according to the display position and timing.
2. The method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant according to claim 1, wherein the method comprises the following steps: the alarm page and the standby page are uniformly distributed with a plurality of signal columns from top to bottom or from left to right, and each signal column displays an alarm signal; comparing the priority of each alarm signal in the current alarm signal and the alarm page, and confirming the position information of the current alarm signal, wherein the method comprises the following steps:
if the priority of the current alarm signal is higher than that of an alarm signal in the alarm page and the priority of the current alarm signal is not lower than the first set priority, sending an alarm signal with the lowest priority in the alarm page to a standby page for display; confirming that a first signal column of an alarm page is a display position of a current alarm signal, and updating all signal columns of the alarm page;
if the priority of the current alarm signal is higher than the priority of an alarm signal in the alarm page, and the priority of the current alarm signal is lower than the second set priority; sending an alarm signal with the lowest priority in the alarm page to a standby page for display, confirming that the last signal column of the alarm page is the display position of the current alarm signal, and updating all signal columns of the alarm page;
if the priority of the current alarm signal is higher than the priority of an alarm signal in the alarm page, and the priority of the current alarm signal is not lower than the second set priority but lower than the first set priority; the last one of a plurality of alarm signals with the lowest priority in the alarm page is sent to a standby page for display; and taking the signal column arranged at the first position in the alarm signals as the display position of the current alarm signal.
3. The method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant according to claim 2, wherein the method comprises the following steps: further comprises: each alarm signal is provided with a corresponding processing time limit, and after timing begins, the priority of the alarm signal higher than the second set priority rises along with the reduction of the residual processing time, and the method comprises the following steps:
when the residual processing time of the alarm signal reaches a first set percentage of the processing time limit, the priority of the alarm signal is increased by one level;
when the remaining processing time of the alarm signal reaches a second set percentage of the processing time limit, the priority of the alarm signal is increased by one level again until the remaining processing time is zero.
4. A method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant according to claim 3, wherein: still include, when current alarm signal generates, carry out voice broadcast to current alarm signal, include:
confirming whether other alarm signals are broadcast currently or not;
if yes, comparing the priority of the current alarm signal with the priority of the alarm signal being broadcasted;
when the priority of the current alarm signal is higher than the priority of the alarm signal being broadcasted and higher than the first preset priority, the alarm signal being broadcasted is interrupted, and the current alarm signal is broadcasted immediately.
5. The method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant according to claim 4, wherein the method comprises the following steps: further comprises: after the current alarm signal broadcasting is finished, the alarm signal for interrupting broadcasting is recovered to be re-broadcasted, and the method comprises the following steps: and after broadcasting the content of the alarm signal, broadcasting the time length when the distance of the alarm signal is generated.
6. The method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant according to claim 4, wherein the method comprises the following steps: if other alarm signals are currently broadcast, judging whether the broadcast alarm signals are associated with equipment corresponding to the current alarm signals;
if yes, combining the two alarm signals into the same signal column for display, and improving one level on the basis of the higher priority in the two alarm signals to serve as the priority after the two alarm signals are combined.
7. The method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant according to claim 2, wherein the method comprises the following steps: when the spare signal columns exceeding the set column number exist in the alarm page, and at least one unprocessed alarm signal exists in the signal columns of the standby page at the moment; and sending an alarm signal with the highest priority in signal columns of the standby page to a spare signal column in the alarm page for display.
8. A method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant according to claim 3, wherein: when alarm signals with the priority level not lower than the second set priority level and the residual processing time reaching the second percentage of the processing time limit exist in the alarm pages, the background color of the alarm pages is adjusted to the alarm color so as to remind operation and maintenance personnel.
9. The method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant according to claim 2, wherein the method comprises the following steps: and when the corresponding equipment does not alarm again after exceeding the set time, the alarm signal automatically returns.
10. The method for managing alarm signals of a centralized control center monitoring system of a river basin step power plant according to claim 2, wherein the method comprises the following steps: further comprises: each alarm signal is correspondingly provided with a query path, the query path is displayed at the tail end of the signal column, and the query path displays the sources of the alarm signals step by step.
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