CN114203320A - Alarm display and management method for nuclear power plant safety level digital auxiliary control panel - Google Patents
Alarm display and management method for nuclear power plant safety level digital auxiliary control panel Download PDFInfo
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- CN114203320A CN114203320A CN202111512135.2A CN202111512135A CN114203320A CN 114203320 A CN114203320 A CN 114203320A CN 202111512135 A CN202111512135 A CN 202111512135A CN 114203320 A CN114203320 A CN 114203320A
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- 238000007726 management method Methods 0.000 title claims abstract description 31
- 238000012545 processing Methods 0.000 claims abstract description 65
- 230000001360 synchronised effect Effects 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 20
- 230000008034 disappearance Effects 0.000 claims description 10
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 4
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 230000004397 blinking Effects 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 230000008439 repair process Effects 0.000 abstract description 3
- 230000000737 periodic effect Effects 0.000 abstract 1
- 238000012790 confirmation Methods 0.000 description 12
- 230000004913 activation Effects 0.000 description 4
- 230000030279 gene silencing Effects 0.000 description 4
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/008—Man-machine interface, e.g. control room layout
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/04—Safety arrangements
- G21D3/06—Safety arrangements responsive to faults within the plant
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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Abstract
The invention discloses an alarm display and management method of a nuclear power plant safety level digital auxiliary control panel, which comprises the following steps: the signal acquisition unit acquires data; after the acquisition, the alarm signal is sent to an alarm signal generating unit and a processing unit to generate an alarm signal; and after the alarm signal is synchronized by the alarm flicker synchronization module, the alarm signal is sent to the ACP NC-VDU to trigger alarm. Compared with the prior art, the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel can effectively solve the problems of relatively dispersed human-computer interfaces of the conventional hardware panel, large workload of operators, high later maintenance and repair cost and troublesome periodic test mode, and can also effectively solve the problem that the accident handling is finished by the monitoring mode of combining hardware and software alarm provided by the invention under the condition that the main digital human-computer interface is invalid, so that the cost is saved to the maximum extent and the safe operation of the nuclear power plant is ensured.
Description
Technical Field
The invention belongs to the technical field of auxiliary control panels, and particularly relates to an alarm display and management method of a nuclear power plant safety level digital auxiliary control panel.
Background
Before a DCS instrument control technology is not introduced into a nuclear power station, a main control room adopts a conventional hardware panel platform to realize the operation and control of a power station, and the panel platform is provided with a large number of optical character board alarm devices for reminding an operator of normal and accident operations. After the DCS technology is widely used in nuclear power plants, the main control room mainly uses a digitized human-computer interface, and the monitoring and control of the nuclear power plant are completed by setting a safety-level digitized Auxiliary Control Panel (ACP) when the digitized human-computer interface fails. A small number of accident entrance light word plate alarm devices are configured on the safety level digital auxiliary control panel, and alarms required in other accident handling processes are realized through a digital means.
At present, the conventional hardware platform has a large number of optical character board alarm devices, a large number of cables for hardware optical character board alarm lead to a large number of required DCS cabinets, the interaction relationship among the devices is complex, human-computer interfaces are scattered, the workload of operators is quite large, and the operation and maintenance costs are high.
Disclosure of Invention
The invention aims to: the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel aims to solve the problems that in the prior art, a large number of light word plate alarm devices are arranged in a conventional hardware panel, cables for alarming of a large number of hardware light word plates cause a large number of required DCS cabinets, interaction among devices is complex, man-machine interfaces are scattered, workload of operators is large, and operation and maintenance costs are high.
In order to achieve the purpose, the invention adopts the following technical scheme:
a nuclear power plant safety level digital auxiliary control panel alarm display and management method comprises the following steps:
the signal acquisition unit acquires data;
after the acquisition, the alarm signal is sent to an alarm signal generating unit and a processing unit to generate an alarm signal; and
and after the alarm signal is synchronized with the alarm flicker through the alarm flicker synchronization module, the alarm signal is sent to the ACP NC-VDU to trigger the alarm.
According to one embodiment of the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel, the alarm display and management method comprises an alarm system applied to the alarm display and management method, wherein the alarm system comprises a signal acquisition unit, an alarm signal generation unit, a safety bus, a non-safety bus, a safety level hardware alarm processing unit, a non-safety level hardware alarm processing unit, an ACP light character board alarm device, an ACP NC-VDU software alarm device, an alarm horn device, a safety level combined alarm and a non-safety level combined alarm.
According to one embodiment of the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel, the signal acquisition unit comprises a safety level signal acquisition unit and a non-safety level signal acquisition unit, and is mainly used for acquiring a field sensor signal and conditioning the field sensor signal into a standard 4-20mA signal;
the alarm signal generating unit comprises a protection system alarm signal generating unit, a special safety system alarm signal generating unit and a non-safety system alarm signal generating unit and is mainly used for triggering and generating digital quantity alarm conditions or result signals.
According to one embodiment of the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel, the safety bus mainly receives digital alarm conditions or result signals from a protection system and a special safety system and simultaneously sends alarm results to a safety level hardware alarm processing unit and a non-safety level hardware alarm processing unit;
the non-safety bus is mainly used for receiving digital quantity alarm conditions or result signals from a non-safety level system and sending alarm results to a non-safety level hardware alarm processing unit.
According to one embodiment of the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel, the safety level hardware alarm processing unit is used for realizing the functions of safety level hardware alarm logic processing, flashing, re-flashing, confirming, sound alarm and the like;
the non-safety software alarm processing unit is used for realizing functions of non-safety digital alarm logic processing, flashing, re-flashing, confirming, sound alarm and the like.
According to one embodiment of the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel, the ACP light character board alarm device is used for receiving alarm logic processing results of a safety level hardware alarm processing unit and expressing alarm generation and alarm disappearance through flickering of different frequencies; the light character board alarm is mainly used for guiding an accident entrance;
according to one embodiment of the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel, the ACP NC-VDU software alarm device is used for receiving alarm logic processing results of a non-safety level software alarm processing unit and expressing alarm generation and alarm disappearance through flickering at different frequencies; the ACP NC-VDU software alarm is mainly used for guiding in the accident handling process and recording the alarm signal of the light-character board.
According to one embodiment of the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel, the alarm horn device is used for arranging 2 horns on an ACP panel, one horn is used for alarm occurrence sound reminding, the other horn is used for alarm disappearance sound reminding, the same horn is used for alarm occurrence sound reminding for alarm hardware alarm of the light character plate and ACP NC-VDU software alarm, and the same horn is used for alarm disappearance sound reminding.
According to one embodiment of the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel, the safety level combined alarm is used for alarm which belongs to a safety function and is generated by combining non-safety level and safety level signals according to an alarm triggering condition, and the alarm of the safety function is sent to the safety level hardware alarm processing unit through the non-safety level software alarm processing unit in a hard wiring mode to be sent to the ACP optical character board alarm display after alarm logic processing;
according to one embodiment of the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel, the non-safety level combined alarm is used for generating an alarm which belongs to a non-safety function and is generated by combining non-safety level and safety level signals according to an alarm triggering condition, the alarm of the non-safety function is sent to the non-safety level software alarm processing unit through the safety level hardware alarm processing unit through the safety bus to be subjected to alarm logic processing, and then is sent to the ACP NC-VDU to be subjected to alarm display.
Compared with the prior art, the alarm display and management method of the nuclear power plant safety level digital auxiliary control panel has the following advantages:
the invention can effectively solve the problems that the conventional hardware coil platform has larger scale and volume, needs a large amount of hard wiring equipment and cables to cause more DCS cabinets and the like; the problem that the man-machine interface of the conventional hardware platform is dispersed, and the workload of an operator is large can be effectively solved; the later maintenance and repair cost is high, and the regular test mode is troublesome; the invention can also effectively solve the problem that the main digital human-computer interface fails, and the accident handling is finished by the monitoring mode of combining hardware and software alarm, thereby saving the cost to the maximum extent and ensuring the safe and effective power generation and economy of the nuclear power plant.
Drawings
FIG. 1 is a schematic diagram of a system work flow of an alarm display and management method for a nuclear power plant safety level digital auxiliary control panel according to the present invention;
FIG. 2 is a schematic flow chart of a hardware alarm flashing synchronization method of an alarm display and management method of a nuclear power plant safety level digital auxiliary control panel according to the present invention;
FIG. 3 is a schematic view of a software alarm flashing synchronization method of an alarm display and management method for a nuclear power plant safety level digital auxiliary control panel according to the present invention;
fig. 4 is a schematic view of an alarm sound management flow of an alarm display and management method of a nuclear power plant safety level digital auxiliary control panel according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, the present invention provides an alarm display and management method for a nuclear power plant safety level digital auxiliary control panel, including an alarm display and management method and an alarm system applied to the alarm display and management method, the alarm display and management method includes the following steps:
the signal acquisition unit acquires data;
after the acquisition, the alarm signal is sent to an alarm signal generating unit and a processing unit to generate an alarm signal; and
and after the alarm signal is synchronized with the alarm flicker through the alarm flicker synchronization module, the alarm signal is sent to the ACP NC-VDU to trigger the alarm.
According to one embodiment of the invention, the alarm system comprises a signal acquisition unit, an alarm signal generation unit, a safety bus, a non-safety bus, a safety level hardware alarm processing unit, a non-safety level hardware alarm processing unit, an ACP light word board alarm device, an ACP NC-VDU software alarm device, an alarm horn device, a safety level combined alarm and a non-safety level combined alarm.
The signal acquisition unit comprises a safety-level signal acquisition unit and a non-safety-level signal acquisition unit, and is mainly used for acquiring a field sensor signal and conditioning the field sensor signal into a standard 4-20mA signal;
the alarm signal generating unit comprises a protection system alarm signal generating unit, a special safety system alarm signal generating unit and a non-safety system alarm signal generating unit and is mainly used for triggering and generating digital quantity alarm conditions or result signals.
According to one embodiment of the invention, the safety bus mainly receives digital quantity alarm condition or result signals from a protection system and a special safety system and simultaneously sends alarm results to a safety-level hardware alarm processing unit and a non-safety-level hardware alarm processing unit;
the non-safety bus mainly receives the digital quantity alarm condition or result signal from the non-safety level system and simultaneously sends the alarm result to the non-safety level hardware alarm processing unit.
According to one embodiment of the invention, the security level hardware alarm processing unit is used for realizing the functions of security level hardware alarm logic processing, flashing, re-flashing, confirming, sound alarm and the like;
the non-safety software alarm processing unit is used for realizing functions of non-safety digital alarm logic processing, flashing, re-flashing, confirming, sound alarm and the like.
According to one embodiment of the invention, the ACP alarm device is used for receiving the alarm logic processing result of the security level hardware alarm processing unit and expressing alarm generation and alarm disappearance through flickering of different frequencies; the light character board alarm is mainly used for guiding an accident entrance;
according to one embodiment of the invention, the ACP NC-VDU software alarm device is used for receiving the alarm logic processing result of the non-safety level software alarm processing unit and expressing the alarm generation and the alarm disappearance through the flickering of different frequencies; the ACP NC-VDU software alarm is mainly used for guiding in the accident handling process and recording the alarm signal of the light-character board.
According to one embodiment of the invention, the alarm horn device is used for arranging 2 horns on the ACP disk table, one horn is used for alarming and sound reminding, the hardware alarm of the light character plate and the ACP NC-VDU software alarm adopt the same horn for alarming and sound reminding, and the same horn is used for alarming and sound reminding.
According to one embodiment of the invention, the safety level combined alarm is used for alarm belonging to a safety function generated by combining non-safety level and safety level signals for an alarm triggering condition, and the alarm of the safety function is sent to a safety level hardware alarm processing unit through a non-safety level software alarm processing unit in a hard wire mode to be subjected to alarm logic processing and then sent to an ACP light word board alarm display;
according to one embodiment of the invention, the non-safety level combined alarm is used for alarm which belongs to a non-safety function and is generated by combining non-safety level and safety level signals for an alarm triggering condition, and the alarm of the non-safety function is sent to the non-safety level software alarm processing unit through the safety level hardware alarm processing unit through the safety bus to be subjected to alarm logic processing and then sent to the ACP NC-VDU to be subjected to alarm display.
Referring to fig. 2, the hardware alarm flashing synchronization method of the present invention includes the following steps:
the A-column safety level signal acquisition unit transmits the acquired signals to the A-column safety level alarm signal generation unit and the A-column safety level hardware alarm processing unit to generate A-column hardware alarm signals;
b row safety level signal acquisition units send the acquired signals to B row safety level alarm signal generation units and B row safety level hardware alarm processing units to generate B row hardware alarm signals;
after alarm flicker synchronization is carried out on the hardware alarm signals of the A column and the hardware alarm signals of the B column through a safety level alarm flicker synchronization module, the hardware alarm signals of the A column and the hardware alarm signals of the B column are respectively sent to ACP panel table lightening light word board alarm equipment;
the safety level alarm flashing synchronization module and a GPS clock system of the whole plant perform synchronous timing, and the time synchronism of alarm information display is ensured.
Referring to fig. 3, the software alarm flashing synchronization method of the present invention includes the following steps:
the A-column non-safety level signal acquisition unit transmits the acquired signals to the A-column non-safety level alarm signal generation unit and the A-column non-safety level software alarm processing unit to generate A-column software alarm signals;
b row non-safety level signal acquisition units send the collected signals to B row non-safety level alarm signal generation units and B row non-safety level software alarm processing units to generate B row software alarm signals;
the A-column software alarm signal and the B-column software alarm signal are subjected to alarm flicker synchronization through a non-safety level alarm flicker synchronization module and then are jointly sent to an ACP NC-VDU trigger software to alarm;
the non-safety-level alarm flicker synchronization module and a GPS clock system of the whole plant perform synchronous timing, and the time synchronism of alarm information display is ensured.
Referring to fig. 4, in the present invention, the alarm sound management steps are as follows:
the arrival of a trigger signal is used for prompting the loudspeaker sound generated by alarming;
after the horn silencing confirmation is carried out, the warning device is used for prompting that the horn generated by the warning does not sound;
when the trigger signal disappears, the horn used for prompting the alarm to disappear sounds, does not sound after the sound attenuation confirmation again, and automatically attenuates sound after a certain time if the manual sound attenuation does not exist;
after the horn silencing confirmation for prompting the alarm generation, if a new trigger signal is reached, the horn silencing confirmation is used for prompting the horn sound generated by the alarm generation, and after the second silencing confirmation, the horn sound is not generated;
a new alarm is generated and at the same time the old alarm disappears, only the sound when the new alarm is generated is emitted.
According to one embodiment of the invention, the hardware alarm reflash method comprises the following steps:
the normal working modes of the hardware re-flashing alarm are divided into two modes, namely lamp flashing is allowed (ACP activation or test mode), and lamp flashing is forbidden (ACP non-activation mode), and the specific description is as follows:
when the operating mode is in ACP active or test mode:
when a new alarm trigger signal arrives, 2Hz flickers; after the alarm of the light character plate is confirmed, the alarm trigger signal of the light character plate still exists, and the light character plate is flat;
after the trigger signal disappears, the light flickers at 0.5 Hz; after the second confirmation, the light character plate lamp is turned off;
when a new alarm trigger signal arrives, 2Hz flickers; if the alarm confirmation of the light character plate is not made, the trigger signal disappears, and the light character plate flickers at 0.5 Hz; after the alarm of the light character plate is confirmed, the light character plate lamp is turned off;
after the alarm of the light character plate is confirmed or the unconfirmed trigger signal disappears, if a new trigger signal is received, the light character plate lamp flickers again at 2 Hz; after the alarm of the light word plate is confirmed again, if the trigger signal still exists, the light word plate is flat;
after the trigger signal disappears, the light flickers at 0.5 Hz; after the second confirmation, the light character plate lights off.
According to one embodiment of the invention, the software alarm reflash method comprises the following steps:
the normal working modes of the software flashing alarm are divided into two modes, namely lamp flashing is allowed (ACP activation or test mode), and lamp flashing is forbidden (ACP non-activation mode), and the specific description is as follows:
when the operating mode is in ACP active or test mode:
when a new alarm trigger signal arrives, 2Hz flickers; after software alarm confirmation, if the alarm trigger signal still exists, the alarm is flat;
after the trigger signal disappears, the light flickers at 0.5 Hz; and after the second confirmation, clearing the alarm list.
When a new alarm trigger signal arrives, 2Hz flickers; if no alarm confirmation is made, the trigger signal disappears, and the light flashes at 0.5 Hz; clearing the alarm list after the alarm is confirmed;
after the software alarm confirms or the unconfirmed trigger signal disappears, if a new trigger signal is received, the alarm flashes again at 2 Hz; after the alarm is confirmed again, if the trigger signal still exists, the alarm is flat;
after the trigger signal disappears, the light flickers at 0.5 Hz; and after the second confirmation, clearing the alarm list.
In combination with the above detailed description of the embodiments of the present invention, it can be seen that, compared with the prior art, the alarm display and management method for the nuclear power plant safety level digital auxiliary control panel of the present invention has the following advantages:
the invention can effectively solve the problems that the conventional hardware coil platform has larger scale and volume, needs a large amount of hard wiring equipment and cables to cause more DCS cabinets and the like; the problem that the man-machine interface of the conventional hardware platform is dispersed, and the workload of an operator is large can be effectively solved; the later maintenance and repair cost is high, and the regular test mode is troublesome; the invention can also effectively solve the problem that the main digital human-computer interface fails, and the accident handling is finished by the monitoring mode of combining hardware and software alarm, thereby saving the cost to the maximum extent and ensuring the safe and effective power generation and economy of the nuclear power plant.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. An alarm display and management method for a nuclear power plant safety level digital auxiliary control panel is characterized by comprising the following steps:
the signal acquisition unit acquires data;
after the acquisition, the alarm signal is sent to an alarm signal generating unit and a processing unit to generate an alarm signal; and
and after the alarm signal is synchronized with the alarm flicker through the alarm flicker synchronization module, the alarm signal is sent to the ACP NC-VDU to trigger the alarm.
2. The method for displaying and managing the alarm of the nuclear power plant safety level digitalized supplementary control panel, according to claim 1, comprises an alarm system applied to the method, wherein the alarm system comprises a signal acquisition unit, an alarm signal generation unit, a safety bus, a non-safety bus, a safety level hardware alarm processing unit, a non-safety level hardware alarm processing unit, an ACP optical character board alarm device, an ACP NC-VDU software alarm device, an alarm horn device, a safety level combined alarm and a non-safety level combined alarm.
3. The method for displaying and managing the alarm of the nuclear power plant safety level digitalized auxiliary control disc as claimed in claim 2, wherein the signal acquisition unit comprises a safety level signal acquisition unit and a non-safety level signal acquisition unit, mainly acquiring the signal of the on-site sensor and conditioning the signal into a standard 4-20mA signal;
the alarm signal generating unit comprises a protection system alarm signal generating unit, a special safety system alarm signal generating unit and a non-safety system alarm signal generating unit and is mainly used for triggering and generating digital quantity alarm conditions or result signals.
4. The method for displaying and managing the alarms of the nuclear power plant safety level digital auxiliary control panel according to claim 2, wherein the safety bus mainly receives the alarm condition or result signals of digital quantity from the protection system and the special safety system, and simultaneously sends the alarm result to the safety level hardware alarm processing unit and the non-safety level hardware alarm processing unit;
the non-safety bus is mainly used for receiving digital quantity alarm conditions or result signals from a non-safety level system and sending alarm results to a non-safety level hardware alarm processing unit.
5. The method for displaying and managing the alarms of the nuclear power plant safety level digital auxiliary control panel according to claim 2, wherein the safety level hardware alarm processing unit is used for realizing the functions of safety level hardware alarm logic processing, flashing, re-flashing, confirming, sound alarm and the like;
the non-safety software alarm processing unit is used for realizing functions of non-safety digital alarm logic processing, flashing, re-flashing, confirming, sound alarm and the like.
6. The method for displaying and managing the alarms of the nuclear power plant safety level digital auxiliary control panel according to claim 2, wherein the ACP alarm device is used for receiving the alarm logic processing result of the safety level hardware alarm processing unit and expressing the generation and disappearance of the alarms through different frequency flashes, and the alarm device is mainly used for guiding the accident entrance.
7. The method for displaying and managing the alarms of the nuclear power plant safety level digitalized auxiliary control panel according to claim 2, characterized in that the ACP NC-VDU software alarm device is used for receiving the alarm logic processing results of the non-safety level software alarm processing units and expressing the alarm generation and the alarm disappearance by blinking at different frequencies, and the ACP NC-VDU software alarm is mainly used for guiding in the accident handling process and recording the alarm signals of the light-type signs.
8. The method for displaying and managing the alarms of the nuclear power plant safety level digital auxiliary control panel as claimed in claim 2, wherein the alarm horn device is used for setting 2 horns on the ACP panel, one horn is used for alarm occurrence sound reminding, one horn is used for alarm disappearance sound reminding, and the alarm occurrence sound reminding of the hardware alarm of the light character plate and the alarm disappearance sound reminding of the ACP NC-VDU software are carried out by using the same horn.
9. The method for displaying and managing the alarms of the nuclear power plant safety level digitalized auxiliary control panel according to claim 2, characterized in that the safety level combined alarm is used for the alarms belonging to the safety function generated by the combination of the non-safety level and the safety level signals for the alarm triggering condition, and the alarms of the safety function are hard-wired to the safety level hardware alarm processing unit through the non-safety level software alarm processing unit and are sent to the ACP light signboard alarm display after the alarm logic processing.
10. The method for displaying and managing the alarms of the nuclear power plant safety level digitalized auxiliary control panel according to claim 2, characterized in that the non-safety level combined alarm is used for the alarms belonging to the non-safety function generated by the combination of the non-safety level and safety level signals for the alarm triggering condition, and the alarms belonging to the non-safety function are sent to the non-safety level software alarm processing unit through the safety level hardware alarm processing unit through the safety bus for alarm logic processing and then sent to the ACP NC-VDU for alarm display.
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| CN105069576A (en) * | 2015-08-21 | 2015-11-18 | 成都格理特电子技术有限公司 | Linked industrial safety emergency command integration system |
| CN109215273A (en) * | 2018-09-06 | 2019-01-15 | 赛特威尔电子股份有限公司 | A kind of fire alarm control system and method |
| CN109493985A (en) * | 2018-10-31 | 2019-03-19 | 中广核工程有限公司 | Nuclear power plant digitizes auxiliary control panel system, design method and control system |
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- 2021-12-07 CN CN202111512135.2A patent/CN114203320A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105069576A (en) * | 2015-08-21 | 2015-11-18 | 成都格理特电子技术有限公司 | Linked industrial safety emergency command integration system |
| CN109215273A (en) * | 2018-09-06 | 2019-01-15 | 赛特威尔电子股份有限公司 | A kind of fire alarm control system and method |
| CN109493985A (en) * | 2018-10-31 | 2019-03-19 | 中广核工程有限公司 | Nuclear power plant digitizes auxiliary control panel system, design method and control system |
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