CN115063952A - Portable dosimeter abnormal state real-time alarm method and system for nuclear power station - Google Patents
Portable dosimeter abnormal state real-time alarm method and system for nuclear power station Download PDFInfo
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- 230000002159 abnormal effect Effects 0.000 title claims abstract description 202
- 238000000034 method Methods 0.000 title claims abstract description 54
- 230000004913 activation Effects 0.000 claims abstract description 61
- 238000003379 elimination reaction Methods 0.000 claims abstract description 16
- 230000008030 elimination Effects 0.000 claims abstract description 15
- 230000008033 biological extinction Effects 0.000 claims description 22
- 238000004891 communication Methods 0.000 claims description 7
- 230000032683 aging Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000007726 management method Methods 0.000 description 5
- 230000005856 abnormality Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013523 data management Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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
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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
- G08B21/185—Electrical failure alarms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/40—Arrangements in telecontrol or telemetry systems using a wireless architecture
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/80—Arrangements in the sub-station, i.e. sensing device
- H04Q2209/82—Arrangements in the sub-station, i.e. sensing device where the sensing device takes the initiative of sending data
- H04Q2209/823—Arrangements in the sub-station, i.e. sensing device where the sensing device takes the initiative of sending data where the data is sent when the measured values exceed a threshold, e.g. sending an alarm
Abstract
The invention relates to a portable dosimeter abnormal state real-time alarm method and a portable dosimeter abnormal state real-time alarm system for a nuclear power station, wherein the portable dosimeter abnormal state real-time alarm method comprises the following steps: obtaining dosimeter information of a portable dosimeter in a control area of a nuclear power plant; the dosimeter information comprises: the portable dosimeter comprises activation information when entering a control area, use information in the use process of the portable dosimeter in the control area and table elimination information when leaving the control area; acquiring information of personnel entering and leaving the control area by a worker wearing the portable dosimeter through the control area passing system; and judging whether the portable dosimeter is abnormal or not according to the activation information, the meter eliminating information and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal. The invention can judge the abnormal state of the dosimeter in real time and send out an alarm to help managers to find out the hidden danger of hardware in time, thereby making management decisions and completing maintenance and replacement, so as to ensure that the dosage data of the staff in the control area can be transmitted back to the background through the wireless module, and avoid data loss.
Description
Technical Field
The invention relates to the technical field of radiation monitoring of nuclear power plants, in particular to a portable dosimeter abnormal state real-time alarm method and system for a nuclear power plant.
Background
In some nuclear power plants, the portable dosimeter is modified and provided with a wireless module, so that the portable dosimeter has wireless communication capability. When workers carry the dosimeters to enter/leave the control area to work, the control area passing system records the dosimeter entering/leaving records, meanwhile, the wireless module matched with the dosimeters transmits activation/elimination records corresponding to the background server, and data are transmitted in real time during working.
At present, in the use process of the portable dosimeter, hardware providing wireless communication capability is damaged or functions are abnormal, no matter workers or managers can not visually see the state of the hardware, and the problem that the dosimeter with a wireless function having a fault is still used continuously and data cannot be transmitted back and lost exists.
Disclosure of Invention
The invention aims to solve the technical problem of providing a portable nuclear power station dosimeter abnormal state real-time alarm method and system aiming at the defects of the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a portable nuclear power station dosimeter abnormal state real-time alarm method is constructed, and comprises the following steps:
obtaining dosimeter information of a portable dosimeter in a control area of a nuclear power plant; the dosimeter information comprises: the portable dosimeter comprises activation information when entering the control area, use information in the use process of the portable dosimeter in the control area and table elimination information when leaving the control area;
acquiring information of personnel entering and leaving the control area by a worker wearing the portable dosimeter through a control area passing system;
and judging whether the portable dosimeter is abnormal or not according to the activation information, the extinction table information and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal.
In the portable dosimeter abnormal state real-time alarm method for a nuclear power station, the activation information includes: the serial number of the portable dosimeter, the serial number of a wireless module of the portable dosimeter and the initial electric quantity information of the portable dosimeter;
the usage information includes: electric quantity data and real-time data in the using process;
the table canceling information comprises: the wireless module of the portable dosimeter eliminates the table data;
the personnel information includes: the entering information and the leaving information of the staff entering the control area;
the entry information includes: identity information of the staff, the number of the portable dosimeter and the entry time;
the departure information includes: identity information of the staff, a number of the portable dosimeter and a departure time.
In the method for alarming in real time the abnormal state of the portable dosimeter of the nuclear power station, the judging whether the portable dosimeter is abnormal or not according to the activation information, the extinction information and the personnel information, and the outputting an abnormal alarm when the portable dosimeter is abnormal includes:
judging whether the access information is received or not;
if the entry information is received, acquiring the serial number and the entry time of the portable dosimeter based on the entry information;
acquiring a binding wireless module number corresponding to the portable dosimeter number according to the portable dosimeter number;
judging whether an activation record matched with the number of the bound wireless module exists in a first preset time period or not based on the entering time;
if the portable dosimeter does not exist, judging that the portable dosimeter is in a first abnormal state, and outputting a first abnormal state alarm; the first abnormal state is: the adapter does not log in an abnormal state.
In the method for alarming in real time an abnormal state of a portable dosimeter of a nuclear power station, the judging whether the portable dosimeter is abnormal or not according to the activation information, the extinction information and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal includes:
judging whether the electric quantity data in the using process is received or not;
if so, acquiring the initial electric quantity of the portable dosimeter based on the electric quantity data in the using process;
judging whether the initial electric quantity is larger than or equal to an initial threshold value or not;
if the initial electric quantity is smaller than the initial threshold value, judging that the portable dosimeter is in a second abnormal state, and outputting a second abnormal state alarm; the second abnormal state is: an initial power shortage abnormal state.
In the method for alarming in real time abnormal status of portable dosimeters of nuclear power stations of the present invention, the determining whether the portable dosimeter is abnormal or not according to the activation information, the extinction information and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal includes:
if the activation record matched with the binding wireless module number exists in a first preset time period, acquiring real-time data returned by the portable dosimeter;
acquiring return time corresponding to the latest time in the real-time data;
comparing the return time with the current time of the system;
if the difference value between the return time and the current time of the system is greater than the preset time, judging that the portable dosimeter is in a third abnormal state, and outputting an alarm in the third abnormal state; the third abnormal state is as follows: a loss of communication exception condition.
In the method for alarming in real time abnormal status of portable dosimeters of nuclear power stations of the present invention, the determining whether the portable dosimeter is abnormal or not according to the activation information, the extinction information and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal includes:
judging whether real-time data of the using process is received or not;
if yes, acquiring real-time electric quantity according to the real-time data;
judging whether the real-time electric quantity is smaller than a lower limit value;
if the real-time electric quantity is smaller than a lower limit value, judging that the portable dosimeter is in a fourth abnormal state, and outputting a fourth abnormal state alarm; the fourth abnormal state is: and an abnormal state of insufficient electric quantity.
In the method for alarming in real time an abnormal state of a portable dosimeter of a nuclear power station, the judging whether the portable dosimeter is abnormal or not according to the activation information, the extinction information and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal includes:
if the activation record matched with the binding wireless module number exists in a first preset time period, acquiring the activation time and the initial electric quantity of the portable dosimeter;
acquiring the current electric quantity of the portable dosimeter at any time during working;
comparing the current electric quantity with the initial electric quantity;
if the difference value between the initial electric quantity and the current electric quantity is larger than a use threshold value, judging that the portable dosimeter is in a fifth abnormal state, and outputting a fifth abnormal state alarm; the fifth abnormal state is: battery aging abnormal state.
In the method for alarming in real time abnormal state of portable dosimeter of nuclear power station, the difference value between any time and the activation time in the working period is smaller than the time threshold.
In the method for alarming in real time an abnormal state of a portable dosimeter of a nuclear power station, the judging whether the portable dosimeter is abnormal or not according to the activation information, the extinction information and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal includes:
judging whether the leaving information is received or not;
if the leaving information is received, acquiring the number and the leaving time of the portable dosimeter based on the leaving information;
acquiring a binding wireless module number corresponding to the portable dosimeter number according to the portable dosimeter number;
judging whether wireless module list elimination data matched with the bound wireless module number exists in a second preset time period or not based on the leaving time;
if the portable dosage meter does not exist, judging that the portable dosage meter is in a sixth abnormal state, and outputting a sixth abnormal state alarm; the sixth abnormal state is: the table is not returned to abnormal state.
The invention also provides a portable dosimeter abnormal state real-time alarm system for a nuclear power station, which comprises:
the first acquisition unit is used for acquiring the dosimeter information of the portable dosimeter in a control area of a nuclear power plant; the dosimeter information comprises: the portable dosimeter comprises activation information when entering the control area, use information in the use process of the portable dosimeter in the control area and table elimination information when leaving the control area;
the second acquisition unit is used for acquiring the information of personnel who wear the portable dosimeter and enter and leave the control area through a control area passing system;
and the abnormal state judging unit is used for judging whether the portable dosimeter is abnormal or not according to the activation information, the extinction table information and/or the personnel information and outputting an abnormal alarm when the portable dosimeter is abnormal.
The portable dosimeter abnormal state real-time alarm method and the portable dosimeter abnormal state real-time alarm system for the nuclear power station have the following beneficial effects: the method comprises the following steps: obtaining dosimeter information of a portable dosimeter in a control area of a nuclear power plant; the dosimeter information comprises: the portable dosimeter comprises activation information when entering a control area, use information in the use process of the portable dosimeter in the control area and table elimination information when leaving the control area; acquiring information of personnel entering and leaving the control area by a worker wearing the portable dosimeter through the control area passing system; and judging whether the portable dosimeter is abnormal or not according to the activation information, the meter eliminating information and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal. The invention can judge the abnormal state of the dosimeter in real time and send out an alarm to help managers to find out the hidden danger of hardware in time, thereby making management decisions and completing maintenance and replacement, so as to ensure that the dosage data of the staff in the control area can be transmitted back to the background through the wireless module, and avoid data loss.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic flow chart diagram of a portable dosimeter abnormal state real-time alarm method for a nuclear power plant according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an abnormal state alarm display provided by an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a portable nuclear power station dosimeter abnormal state real-time alarm system provided by an embodiment of the invention.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1, a schematic flow chart of an optional embodiment of a portable dosimeter abnormal state real-time alarm method for a nuclear power plant according to the present invention is shown.
As shown in FIG. 1, the portable dosimeter abnormal state real-time alarm method for the nuclear power station comprises the following steps:
and S101, obtaining the dosimeter information of the portable dosimeter in a control area of the nuclear power plant.
Wherein the dosimeter information comprises: the portable dosimeter comprises activation information when entering a control area, use information during use in the control area and extinction information when leaving the control area.
Optionally, in this embodiment of the present invention, the activation information includes: the number of the portable dosimeter, the wireless module number of the portable dosimeter and the initial electric quantity information of the portable dosimeter.
The usage information includes: electricity data and real-time data of the using process.
The table canceling information comprises: and the wireless module of the portable dosimeter eliminates the data of the table.
The activation information, the use information and the meter elimination information are sent to the background server by the wireless module in the portable dosimeter.
Specifically, when a worker wears the portable dosimeter and enters the control area, the portable dosimeter is activated, and when the portable dosimeter is activated, the wireless module in the portable dosimeter sends the number of the portable dosimeter, the number of the wireless module and the initial electrical information of the portable dosimeter to the background server. After activation is completed, the staff enters the control area to work, and during the working period of the control area, the wireless module in the portable dosimeter worn by the staff transmits back the use information to the background server in real time. And when the worker leaves the control area, the wireless module in the portable dosimeter worn by the worker needs to transmit the meter canceling information back to the background server.
And S102, acquiring information of personnel who wear the portable dosimeter and enter and leave the control area through the control area passing system.
Optionally, in the embodiment of the present invention, the person information includes: entering information and leaving information of the staff entering the control area.
Wherein the entry information includes: identity information of the staff, the number of the portable dosimeter and the time of entry. The leaving information includes: identity information of the staff, the number of the portable dosimeter and the departure time.
Specifically, when a worker enters the control area and leaves the control area, the control area passing system acquires entering information and leaving information of the worker and sends the acquired entering information and leaving information to the background server.
And S103, judging whether the portable dosimeter is abnormal or not according to the activation information, the meter elimination information and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal.
Optionally, in the embodiment of the present invention, the abnormal state of the portable dosimeter includes but is not limited to: a first abnormal state, a second abnormal state, a third abnormal state, a fourth abnormal state, a fifth abnormal state, and a sixth abnormal state.
Wherein the first abnormal state is: the adapter does not log in to an exception state. The second abnormal state is: an initial power shortage abnormal state. The third abnormal state is: a loss of communication anomaly status. The fourth abnormal state is: and an abnormal state of insufficient electric quantity. The fifth abnormal state is: battery aging abnormal state. The sixth abnormal state is: the table is not returned to the abnormal state.
In some embodiments, judging whether the portable dosimeter is abnormal according to the activation information, the vanishing table information and the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal includes: judging whether the access information is received; if the entry information is received, acquiring the number and the entry time of the portable dosimeter based on the entry information; acquiring a binding wireless module number corresponding to the portable dosimeter number according to the portable dosimeter number; judging whether an activation record matched with the number of the bound wireless module exists in a first preset time period or not based on the entering time; if not, the portable dosimeter is judged to be in a first abnormal state, and a first abnormal state alarm is output.
Specifically, when the background server receives entry information of a worker entering the control area, which is sent by the control area passing system, the background server acquires entry time of the worker entering the control area and a number of a portable dosimeter worn by the worker according to the received entry information, then acquires a wireless module number corresponding to the portable dosimeter according to a corresponding relation between the portable dosimeter and the wireless module number, judges whether an activation record of a bound wireless module number matched with the wireless module number exists in a first preset time period or not based on preset time, and if the activation record exists, judges that the portable dosimeter adapter is successfully logged in, otherwise judges that the portable dosimeter adapter is not logged in, and outputs an alarm.
For example, let the entry time into the control area be T 0 Inquiring T according to the corresponding relationship between the portable dosimeter number and the wireless module number 0 And (3) judging that the adapter is not logged in if the activation records of the wireless module within +/-1 h (the first preset time period) are not matched with the activation records of the bound wireless module number, and outputting an abnormal alarm of the unregistered adapter.
In some embodiments, the determining whether the portable dosimeter is abnormal according to the activation information, the table clearing information, and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal includes: judging whether electric quantity data in the use process is received; if yes, acquiring the initial electric quantity of the portable dosimeter based on the electric quantity data in the using process; judging whether the initial electric quantity is greater than or equal to an initial threshold value; and if the initial electric quantity is smaller than the initial threshold value, judging that the portable dosimeter is in a second abnormal state, and outputting a second abnormal state alarm.
Specifically, after the background server receives the activation information returned by the wireless module of the portable dosimeter, whether the quantity of the electric quantity of the wireless module of the portable dosimeter in the returning use process is received or not is judged, if the quantity of the electric quantity is received, the initial electric quantity of the portable dosimeter is obtained through the electric quantity data, the initial electric quantity is compared with an initial threshold value, if the initial electric quantity is smaller than the initial threshold value, the initial electric quantity of the portable dosimeter is judged to be insufficient, and the initial electric quantity insufficient alarm is output.
Optionally, in this embodiment of the present invention, the initial threshold may be set according to 95% of the full charge.
In some embodiments, determining whether the portable dosimeter is abnormal according to the activation information, the extinction report information, and/or the personnel information, and outputting an abnormality alarm when the portable dosimeter is abnormal includes: if the activation record matched with the binding wireless module number exists in the first preset time period, acquiring real-time data returned by the portable dosimeter; acquiring return time corresponding to the latest time in the real-time data; comparing the return time with the current time of the system; if the difference value between the return time and the current time of the system is larger than the preset time, the portable dosimeter is judged to be in a third abnormal state, and a third abnormal state alarm is output.
Specifically, after the wireless module of the portable dosimeter is activated, during the working period of the portable dosimeter, the real-time data is respectively transmitted to the background server at intervals (for example, 5s), so that during the working period of the portable dosimeter, the background server can continuously acquire the real-time data transmitted back by the portable dosimeter, the return time corresponding to the latest time of the recording time in the real-time data is taken, and the return time is compared with the current time of the system (i.e., the system time of the background server), and if the difference (absolute value) between the return time and the current time of the system is greater than the preset time, it is determined that the portable dosimeter loses communication, and the alarm of losing communication is output.
Optionally, in the embodiment of the present invention, the preset time may be set to 1 minute.
In some embodiments, determining whether the portable dosimeter is abnormal according to the activation information, the extinction report information, and/or the personnel information, and outputting an abnormality alarm when the portable dosimeter is abnormal includes: judging whether electric quantity data in the using process is received; if yes, judging whether the electric quantity data is smaller than a lower limit value; and if the electric quantity data is smaller than the lower limit value, judging that the portable dosimeter is in a fourth abnormal state, and outputting a fourth abnormal state alarm.
Specifically, in the embodiment of the invention, when the portable dosimeter is in the working period, the background server still continuously judges whether real-time data returned by the portable dosimeter is received; if the portable dosimeter is received, acquiring the real-time electric quantity of the portable dosimeter according to the real-time data, comparing the real-time electric quantity with a lower limit value, if the real-time electric quantity is smaller than the lower limit value, judging that the electric quantity of the portable dosimeter is insufficient, and outputting an electric quantity shortage alarm.
Optionally, in the embodiment of the present invention, the lower limit may be set according to 30% of the full charge amount.
In some embodiments, determining whether the portable dosimeter is abnormal according to the activation information, the extinction report information, and/or the personnel information, and outputting an abnormality alarm when the portable dosimeter is abnormal includes: if the activation record matched with the binding wireless module number exists in the first preset time period, acquiring the activation time and the initial electric quantity of the portable dosimeter; acquiring the current electric quantity of the portable dosimeter at any time during working; comparing the current electric quantity with the initial electric quantity; and if the difference value between the initial electric quantity and the current electric quantity is larger than the use threshold, judging that the portable dosimeter is in a fifth abnormal state, and outputting a fifth abnormal state for alarming. And the difference between any time and the activation time in the working period is smaller than a time threshold.
Optionally, in this embodiment of the present invention, the time threshold may be 4 hours.
Specifically, after the portable dosimeter wireless module is activated for use, the activation time is set as T 1 Initial electric quantity is E 1 At any time during operation i The time electric quantity is set as E i When E is 1 -E i >80%, and T i -T 1 <And 4 hours later, judging the aging of the battery and outputting an alarm.
In some embodiments, determining whether the portable dosimeter is abnormal according to the activation information, the extinction report information, and/or the personnel information, and outputting an abnormality alarm when the portable dosimeter is abnormal includes: judging whether departure information is received or not; if the leaving information is received, acquiring the number and the leaving time of the portable dosimeter based on the leaving information; acquiring the number of the binding wireless module corresponding to the number of the portable dosimeter according to the number of the portable dosimeter; judging whether wireless module list elimination data matched with the bound wireless module number exists in a second preset time period or not based on the leaving time; if not, the portable dosage meter is judged to be in a sixth abnormal state, and a sixth abnormal state alarm is output.
Specifically, when a worker leaves a control area, the control area passing system sends leaving information of the worker to the background server, when the background server receives the leaving information, the background server obtains the number and leaving time of the portable dosimeter worn by the worker based on the leaving information, and obtains the number of the binding wireless module corresponding to the number of the portable dosimeter according to the number of the portable dosimeter; judging whether wireless module list elimination data matched with the bound wireless module number exists in a second preset time period or not based on the leaving time; if not, judging that the portable dosimeter shows return transmission.
For example, let T be the time of leaving the control area e Inquiring T according to the corresponding relationship between the serial number of the portable dosimeter and the serial number of the wireless module e And (3) generating a 'no-return-to-table-elimination' alarm at the management platform if the radio module table elimination record within +/-1 h (a second preset time period) is not matched with the table elimination record corresponding to the radio module number.
Further, in the embodiment of the present invention, the portable dosimeter abnormal state real-time alarm method for a nuclear power station further includes: and displaying the abnormal state of the portable dosimeter.
The display of the abnormal state of the portable dosimeter can be realized through the management platform. Specifically, as shown in fig. 2, when it is determined that any one of the abnormal states of the portable dosimeter shown in fig. 2 occurs, the portable dosimeter can be correspondingly displayed through fig. 2.
Through carrying out audio-visual warning display to abnormal state at management platform, can make managers in time catch dosimeter wireless module hardware state to and the supplementary operational environment wireless network availability of judging, become quick replacement and maintenance trouble hardware possible. Whether the hardware is normal or not directly determines the transmission and recording of the radiation dose data with high sensitivity, for example, an alarm of 'no login of an adapter' occurs, and a manager can recall the staff immediately, so that the condition that the dose data is lost during working is avoided. Therefore, the invention has great significance to hardware maintenance and data management.
Referring to fig. 3, a schematic structural diagram of an alternative embodiment of the portable dosimeter abnormal state real-time alarm system of the nuclear power plant of the present invention is shown. The portable dosimeter abnormal state real-time alarm system for the nuclear power station can be used for realizing the portable dosimeter abnormal state real-time alarm method for the nuclear power station disclosed by the embodiment of the invention.
Specifically, as shown in fig. 3, the portable dosimeter abnormal state real-time alarm system for a nuclear power station includes:
the first obtaining unit 301 is used for obtaining the dosimeter information of the portable dosimeter in a control area of a nuclear power plant; the dosimeter information comprises: the portable dosimeter comprises activation information when entering a control area, use information in the use process of the portable dosimeter in the control area and table elimination information when leaving the control area;
a second obtaining unit 302, configured to obtain, through the control area passing system, information of persons entering and leaving the control area, where the persons wearing the portable dosimeter enter and leave the control area;
and an abnormal state judgment unit 303, configured to judge whether the portable dosimeter is abnormal according to the activation information, the extinction table information, and/or the personnel information, and output an abnormal alarm when the portable dosimeter is abnormal.
Further, the portable dosimeter abnormal state real-time alarm system of the nuclear power station further comprises: and an abnormal state display unit 304 for displaying the abnormal state of the portable dosimeter. The abnormal state display unit 304 may be implemented by the management platform according to the embodiment of the present invention.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. A software module may reside in Random Access Memory (RAM), memory, read-only memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the claims of the present invention.
Claims (10)
1. A portable dosimeter abnormal state real-time alarm method for a nuclear power station is characterized by comprising the following steps:
obtaining dosimeter information of a portable dosimeter in a control area of a nuclear power plant; the dosimeter information comprises: the portable dosimeter comprises activation information when entering the control area, use information in the use process of the portable dosimeter in the control area and table elimination information when leaving the control area;
acquiring information of personnel entering and leaving the control area by a worker wearing the portable dosimeter through a control area passing system;
and judging whether the portable dosimeter is abnormal or not according to the activation information, the extinction table information and/or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal.
2. The nuclear power plant portable dosimeter abnormal state real-time alarm method according to claim 1, wherein the activation information comprises: the number of the portable dosimeter, the number of the wireless module of the portable dosimeter and the initial electric quantity information of the portable dosimeter;
the usage information includes: electric quantity data and real-time data in the using process;
the table canceling information comprises: the wireless module of the portable dosimeter eliminates the table data;
the personnel information includes: the entering information and the leaving information of the staff entering the control area;
the entry information includes: identity information of the staff, the number of the portable dosimeter and the entry time;
the departure information includes: identity information of the staff, a number of the portable dosimeter and a departure time.
3. The method for alarming in real time abnormal conditions of portable dosimeters of nuclear power plants according to claim 2, wherein the judging whether the portable dosimeters are abnormal or not according to the activation information, the extinction report information and the personnel information, and outputting an abnormal alarm when the portable dosimeters are abnormal comprises:
judging whether the access information is received or not;
if the entry information is received, acquiring the serial number and the entry time of the portable dosimeter based on the entry information;
acquiring a binding wireless module number corresponding to the portable dosimeter number according to the portable dosimeter number;
judging whether an activation record matched with the number of the bound wireless module exists in a first preset time period or not based on the entering time;
if the portable dosimeter does not exist, judging that the portable dosimeter is in a first abnormal state, and outputting a first abnormal state alarm; the first abnormal state is: the adapter does not log in to an exception state.
4. The nuclear power plant portable dosimeter abnormal state real-time alarm method according to claim 2, wherein the judging whether the portable dosimeter is abnormal or not according to the activation information, the extinction table information or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal comprises:
judging whether the electric quantity data in the using process is received or not;
if so, acquiring the initial electric quantity of the portable dosimeter based on the electric quantity data in the using process;
judging whether the initial electric quantity is larger than or equal to an initial threshold value or not;
if the initial electric quantity is smaller than the initial threshold value, judging that the portable dosimeter is in a second abnormal state, and outputting a second abnormal state alarm; the second abnormal state is: an initial power shortage abnormal state.
5. The method for alarming in real time abnormal conditions of portable dosimeters of nuclear power plants according to claim 3, wherein the judging whether the portable dosimeters are abnormal or not according to the activation information, the extinction report information or the personnel information, and outputting an abnormal alarm when the portable dosimeters are abnormal comprises:
if the activation record matched with the binding wireless module number exists in a first preset time period, acquiring real-time data returned by the portable dosimeter;
acquiring return time corresponding to the latest time in the real-time data;
comparing the return time with the current time of the system;
if the difference value between the return time and the current time of the system is greater than the preset time, judging that the portable dosimeter is in a third abnormal state, and outputting an alarm in the third abnormal state; the third abnormal state is as follows: a loss of communication anomaly status.
6. The nuclear power plant portable dosimeter abnormal state real-time alarm method according to claim 2, wherein the judging whether the portable dosimeter is abnormal or not according to the activation information, the extinction table information or the personnel information, and outputting an abnormal alarm when the portable dosimeter is abnormal comprises:
judging whether real-time data of the using process is received or not;
if yes, acquiring real-time electric quantity according to the real-time data;
judging whether the real-time electric quantity is smaller than a lower limit value;
if the real-time electric quantity is smaller than a lower limit value, judging that the portable dosimeter is in a fourth abnormal state, and outputting a fourth abnormal state alarm; the fourth abnormal state is: and an abnormal state of insufficient electric quantity.
7. The method for alarming in real time abnormal conditions of portable dosimeters of nuclear power plants according to claim 3, wherein the judging whether the portable dosimeters are abnormal or not according to the activation information, the extinction report information or the personnel information, and outputting an abnormal alarm when the portable dosimeters are abnormal comprises:
if the activation record matched with the binding wireless module number exists in a first preset time period, acquiring the activation time and the initial electric quantity of the portable dosimeter;
acquiring the current electric quantity of the portable dosimeter at any time during working;
comparing the current power amount with the initial power amount;
if the difference value between the initial electric quantity and the current electric quantity is larger than a use threshold value, judging that the portable dosimeter is in a fifth abnormal state, and outputting a fifth abnormal state alarm; the fifth abnormal state is: battery aging abnormal state.
8. The nuclear power plant portable dosimeter abnormal state real-time alarm method according to claim 7, wherein the difference between any time of the working period and the activation time is smaller than a time threshold.
9. The method for alarming in real time abnormal conditions of portable dosimeters of nuclear power plants according to claim 2, wherein the judging whether the portable dosimeters are abnormal or not according to the activation information, the extinction report information or the personnel information, and outputting an abnormal alarm when the portable dosimeters are abnormal comprises:
judging whether the leaving information is received or not;
if the leaving information is received, acquiring the number and the leaving time of the portable dosimeter based on the leaving information;
acquiring a binding wireless module number corresponding to the portable dosimeter number according to the portable dosimeter number;
judging whether wireless module list elimination data matched with the bound wireless module number exists in a second preset time period or not based on the leaving time;
if the portable dosage meter does not exist, judging that the portable dosage meter is in a sixth abnormal state, and outputting a sixth abnormal state alarm; the sixth abnormal state is: the table is not returned to the abnormal state.
10. The utility model provides a portable dosimeter abnormal state real-time alarm system of nuclear power station which characterized in that includes:
the first acquisition unit is used for acquiring the dosimeter information of the portable dosimeter in a control area of a nuclear power plant; the dosimeter information comprises: the portable dosimeter comprises activation information when entering the control area, use information when the portable dosimeter is used in the control area and consumption table information when the portable dosimeter leaves the control area;
the second acquisition unit is used for acquiring information of personnel entering and leaving the control area by a worker wearing the portable dosimeter through a control area passing system;
and the abnormal state judging unit is used for judging whether the portable dosimeter is abnormal or not according to the activation information, the extinction table information and/or the personnel information and outputting an abnormal alarm when the portable dosimeter is abnormal.
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