CN108538418B - Nuclear power station redundancy analog quantity parameter display system and method - Google Patents
Nuclear power station redundancy analog quantity parameter display system and method Download PDFInfo
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- CN108538418B CN108538418B CN201810374606.XA CN201810374606A CN108538418B CN 108538418 B CN108538418 B CN 108538418B CN 201810374606 A CN201810374606 A CN 201810374606A CN 108538418 B CN108538418 B CN 108538418B
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/08—Regulation of any parameters in the plant
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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
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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
- 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 a nuclear power station redundancy analog quantity parameter display system, which is used for displaying a plurality of redundancy analog quantity measured values of at least one parameter of a nuclear power station and comprises the following components: the analog quantity sensors are used for measuring a plurality of redundant analog quantities corresponding to each parameter and transmitting a plurality of measured values; the effective calculation module is respectively connected with the analog quantity sensors and used for receiving a plurality of measured values, calculating an effective measurement result of each parameter measurement according to the measured values and transmitting the effective measurement result; and the display module is connected with the effective calculation module and is used for displaying the effective measurement result corresponding to each parameter by using a display icon, and the display icon can be used for inquiring a plurality of measurement values transmitted by a plurality of analog quantity sensors. In addition, the invention also discloses a nuclear power station redundancy analog parameter display method. The nuclear power station redundancy analog quantity parameter display system and the method simplify information in a display picture and reduce monitoring load of an operator.
Description
Technical Field
The invention relates to the technical field of nuclear power stations, in particular to a nuclear power station redundancy analog quantity parameter display system and method.
Background
In a nuclear power plant, important equipment parameters of the whole plant are collected by a digital control system and are displayed on an operation station of a main control room in a centralized manner, and an operator can effectively monitor the power plant through display information on the operation station. In the nuclear power plant, a plurality of redundant analog quantity sensors are often used for measuring the same parameter, and the same parameter is required to be sent to a display picture of an operator station of a main control room for display according to the nuclear safety requirement.
In the prior art, an operating station of a nuclear power plant main control room adopts independent analog quantity display icons corresponding to single analog quantity sensors, if a plurality of redundant analog quantity sensors measure the same parameter, a plurality of analog quantity display icons need to be arranged on a picture of the operating station, and an operator monitors the display parameters of the plurality of icons simultaneously. An operator needs to monitor a plurality of parameters simultaneously, and the operation load of the operator is increased; the complexity of the picture is increased by the plurality of redundant display icons on the picture, so that an operator is not facilitated to search the target equipment; the devices are not compared and calculated, the fault devices cannot be automatically removed, and display information of the fault devices interferes with an operator.
Therefore, a system and a method for displaying redundant analog quantity parameters of a nuclear power plant are provided to simplify information in a display screen and reduce monitoring load of an operator, which are problems to be solved urgently in alarm management of the nuclear power plant at present.
Disclosure of Invention
The invention provides a nuclear power station redundancy analog parameter display system and method, aiming at the problems that in the prior art, an operator needs to monitor a plurality of parameters simultaneously, the operation load is large, no comparison calculation exists among equipment, faulty equipment cannot be automatically eliminated, and the display information of the faulty equipment interferes with the operator.
The invention provides a nuclear power station redundancy analog quantity parameter display system, which is used for displaying the measurement information of a plurality of redundancy analog quantity parameters to be measured, and comprises the following components:
the analog quantity sensors are used for measuring a plurality of redundant analog quantities corresponding to each parameter and transmitting a plurality of measured values;
the effective calculation module is respectively connected with the analog quantity sensors and is used for receiving the measured values, calculating an effective measurement result of each parameter measurement according to the measured values and transmitting the effective measurement result;
and the display module is connected with the effective calculation module and is used for displaying the effective measurement result corresponding to each parameter by using a display icon, and the display icon can be used for inquiring the plurality of measurement values transmitted by the plurality of analog quantity sensors.
Preferably, the efficient computation module comprises:
the effective judgment unit is connected with each analog quantity sensor and used for judging whether each measured value is effective or not, screening out effective measured values and rejecting ineffective measured values;
and the calculation unit is connected with the effective judgment unit and the display module and is used for calculating and transmitting an effective measurement result of the parameter measurement according to the effective measurement value.
Preferably, the display module is further configured to query the number of the analog sensors, the number of the analog sensors with valid measurement values, and a calculation method for calculating the valid measurement results according to the valid measurement values by using an icon.
Preferably, the analog quantity sensor corresponding to the invalid measurement value removed by the valid judgment unit can be queried through the display icon.
Preferably, the validity judging unit is specifically configured to judge whether each of the measurement values is within a design value range of the corresponding redundancy analog quantity to be measured, and if so, the measurement value is valid; if not, the measured value is invalid, and a judgment result is transmitted.
The invention also provides a nuclear power station redundancy analog quantity parameter display method, which is used for displaying the measured values of a plurality of redundancy analog quantities of at least one parameter of a nuclear power station and comprises the following steps:
s1, measuring a plurality of redundant analog quantities corresponding to each parameter and transmitting a plurality of measured values;
s2, receiving the measured values, calculating a valid measurement result of each parameter measurement according to the measured values and transmitting the valid measurement result;
s3, displaying the effective measurement result corresponding to each parameter by a display icon, and inquiring the plurality of measurement values transferred in the step S1 through the display icon.
Preferably, the step S2 includes:
s21, judging whether each measured value is effective, screening out effective measured values and rejecting ineffective measured values;
and S22, calculating and transmitting a valid measurement result of the parameter measurement according to the valid measurement value.
Preferably, the step S3 further includes: and querying the number of the analog quantity sensors, the number of the analog quantity sensors with effective measurement values and a calculation method for calculating the effective measurement results according to the effective measurement values by using a display icon.
Preferably, the step S3 further includes: and querying the analog quantity sensor corresponding to the invalid measurement value rejected in the step S21 by using the display icon.
Preferably, the step S21 is specifically: judging whether each measured value is in a corresponding designed value range of the redundancy analog quantity to be measured, and if so, determining that the measured value is valid; if not, the measured value is invalid, and a judgment result is transmitted.
One or more technical schemes provided by the scheme of the invention at least have the following technical effects or advantages: the information in the display screen is simplified, the monitoring load of an operator is reduced, and the operator can view each analog quantity sensor information participating in calculation by clicking the display icon.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a structural diagram of a nuclear power plant redundancy analog quantity parameter display system according to a first embodiment of the present invention;
fig. 2 is a structural diagram of a nuclear power plant redundancy analog quantity parameter display system according to a second embodiment of the present invention;
fig. 3 is a flowchart of a method for displaying redundancy analog parameters of a nuclear power plant according to a third embodiment of the present invention;
fig. 4 is a flowchart of a method for displaying a nuclear power plant redundancy analog parameter according to a fourth embodiment of the present invention.
Detailed Description
In order to solve the problems that in the prior art, an operator needs to monitor a plurality of parameters simultaneously, the operation load is large, devices are not compared and calculated, faulty devices cannot be automatically removed, and display information of the faulty devices interferes with the operator, the method and the device for displaying the faulty devices have the following specific ideas: the utility model provides a redundant analog quantity parameter display system, a nuclear power station redundant analog quantity parameter display system for show the measurement information of a plurality of redundant analog quantity parameters of awaiting measuring, include: a plurality of analog quantity sensors for measuring a plurality of redundant analog quantities corresponding to each of the parameter measurements and transmitting a plurality of measured values; the effective calculation module is respectively connected with the analog quantity sensors and is used for receiving the measured values, calculating an effective measurement result of each parameter measurement according to the measured values and transmitting the effective measurement result; and the display module is connected with the effective calculation module and is used for displaying the effective measurement result corresponding to each parameter by using an icon, and the display icon can inquire the plurality of measurement values transmitted by the plurality of analog quantity sensors. The system and the method for displaying the nuclear power station redundancy analog quantity parameters simplify information in a display picture, reduce monitoring load of an operator, and simultaneously the operator can check each analog quantity sensor information participating in calculation by clicking to open a popup window.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Example one
As shown in fig. 1, a system for displaying redundant analog quantity parameters of a nuclear power plant according to a first embodiment of the present invention is configured to display measured values of a plurality of redundant analog quantities of at least one parameter of the nuclear power plant, including: a plurality of analog quantity sensors 1 for measuring a plurality of redundant analog quantities corresponding to each of the parameters and transmitting a plurality of measured values; the effective calculation module 2 is respectively connected with the analog quantity sensors 1 and is used for receiving the measured values, calculating an effective measurement result of each parameter measurement according to the measured values and transmitting the effective measurement result; the display module 3 is connected to the effective calculation module 2, and configured to display an effective measurement result corresponding to each parameter by using a display icon, where the plurality of measurement values transmitted by the plurality of analog sensors 1 can be queried through the display icon.
In this embodiment, the measured parameter is the narrow range liquid level of the steam generator, four analog sensors 1 are provided, all used for measuring the narrow range liquid level of the steam generator, the display icon includes the number of the four analog sensors 1, and the effective narrow range liquid level measurement result of the steam generator.
Specifically, the display module 3 is further configured to query the number of the analog sensors 1, the number of the analog sensors 1 with valid measurement values, and a calculation method adopted for calculating the valid measurement result according to the valid measurement values by using one display icon.
Example two
As shown in fig. 2, the effective calculation module 2 includes: the valid judgment unit 21 is connected with each analog quantity sensor 1 and used for judging whether each measured value is valid, screening out valid measured values and rejecting invalid measured values; the calculating unit 22 is connected to the effective judging unit 21 and the display module 3, and is configured to calculate and transmit an effective measurement result of the parameter measurement according to the effective measurement value. In this embodiment, the average of the effective measurement values is specifically calculated to obtain the effective measurement result.
In this embodiment, the analog sensor 1 corresponding to the invalid measurement value removed by the valid determination unit 21 may also be queried through the display icon, so that an operator may find the analog sensor 1 with a fault for processing.
Specifically, the validity determining unit 21 is specifically configured to determine whether each of the measurement values is within a design value range of the corresponding redundancy analog quantity to be measured, and if so, the measurement value is valid; if not, the measured value is invalid, and a judgment result is transmitted.
EXAMPLE III
As shown in fig. 3, a second embodiment of the present invention provides a method for displaying redundant analog quantity parameters of a nuclear power plant, for displaying measured values of a plurality of redundant analog quantities of at least one parameter of the nuclear power plant, including the following steps:
s1, measuring a plurality of redundant analog quantities corresponding to each parameter and transmitting a plurality of measured values;
s2, receiving the measured values, calculating a valid measurement result of each parameter measurement according to the measured values and transmitting the valid measurement result;
s3, displaying the effective measurement result corresponding to each parameter by a display icon, and inquiring the plurality of measurement values transferred in the step S1 through the display icon.
In this embodiment, step S3 further includes: the number of the analog quantity sensors 1, the number of the analog quantity sensors 1 with effective measurement values and the calculation method adopted for calculating the effective measurement results according to the effective measurement values are inquired by one display icon.
Example four
As shown in fig. 4, in the present embodiment, step S2 includes:
s21, judging whether each measured value is effective, screening out effective measured values and rejecting ineffective measured values;
and S22, calculating and transmitting a valid measurement result of the parameter measurement according to the valid measurement value.
In this embodiment, the step S3 further includes: and querying the analog quantity sensor 1 corresponding to the invalid measured value rejected in the step S21 by using the display icon so that an operator can find the analog quantity sensor 1 with a fault for processing.
Specifically, step S21 specifically includes: judging whether each measured value is in a corresponding designed value range of the redundancy analog quantity to be measured, and if so, determining that the measured value is valid; if not, the measured value is invalid, and a judgment result is transmitted.
To sum up, the scheme of the application has the following beneficial technical effects at least compared with the prior art:
1) the information in the display screen is simplified, and the monitoring load of an operator is reduced;
2) the operator can query each analog sensor information involved in the calculation by clicking on the display icon.
According to the above description, the above redundant analog parameter display system of the nuclear power plant is used for implementing the above redundant analog parameter display method of the nuclear power plant, so the implementation of the system is the same as one or more implementation manners of the above method, and thus, the details are not repeated here.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A nuclear power plant redundant analog parameter display system for displaying a plurality of redundant analog measurements of at least one parameter of a nuclear power plant, comprising:
a plurality of analog quantity sensors (1) for measuring a plurality of redundant analog quantities corresponding to each of the parameters and delivering a plurality of measured values;
the effective calculation module (2) is respectively connected with the analog quantity sensors (1) and is used for receiving the measured values, calculating an effective measurement result of each parameter measurement according to the measured values and transmitting the effective measurement result;
the display module (3) is connected with the effective calculation module (2) and is used for displaying the effective measurement result corresponding to each parameter by using a display icon, and the plurality of measurement values transmitted by the plurality of analog quantity sensors (1) can be inquired through the display icon;
the efficient computation module (2) comprises: the effective judgment unit (21) is connected with each analog quantity sensor (1) and is used for judging whether each measured value is effective or not, screening out effective measured values and rejecting ineffective measured values; and the calculating unit (22) is connected with the effective judging unit (21) and the display module (3) and is used for calculating and transmitting an effective measuring result of the parameter measurement according to the effective measuring value.
2. The nuclear power plant redundancy analog quantity parameter display system according to claim 1, wherein the display module (3) is further configured to query the number of the plurality of analog quantity sensors (1), the number of analog quantity sensors (1) in which the measured value is valid, and a calculation method used for calculating the valid measured value according to the valid measured value, by using one display icon.
3. The nuclear power plant redundancy analog quantity parameter display system according to claim 2, wherein the analog quantity sensor (1) corresponding to the invalid measured value removed by the validity judgment unit (21) can be queried through the display icon.
4. The nuclear power plant redundancy analog quantity parameter display system according to claim 1, wherein the validity determination unit (21) is specifically configured to determine whether each of the measurement values is within a design value range of a corresponding redundancy analog quantity to be measured, and if so, the measurement value is valid; if not, the measured value is invalid, and a judgment result is transmitted.
5. A nuclear power plant redundancy analog parameter display method for displaying a plurality of redundant analog measurement values of at least one parameter of a nuclear power plant redundancy analog parameter display system according to claim 1, comprising the steps of:
s1, measuring a plurality of redundant analog quantities corresponding to each parameter and transmitting a plurality of measured values;
s2, receiving the measured values, calculating a valid measurement result of each parameter measurement according to the measured values and transmitting the valid measurement result;
s3, displaying the effective measurement result corresponding to each parameter by a display icon, and inquiring the plurality of measurement values transferred in the step S1 through the display icon.
6. The method for displaying the nuclear power plant redundancy analog quantity parameter according to claim 5, wherein the step S2 includes:
s21, judging whether each measured value is effective, screening out effective measured values and rejecting ineffective measured values;
and S22, calculating and transmitting a valid measurement result of the parameter measurement according to the valid measurement value.
7. The method for displaying the nuclear power plant redundancy analog quantity parameter according to claim 6, wherein the step S3 further comprises: the number of the analog quantity sensors (1), the number of the analog quantity sensors (1) of which the measured value is valid, and the calculation method used for calculating the valid measured value according to the valid measured value are inquired by a display icon.
8. The method for displaying the nuclear power plant redundancy analog quantity parameter according to claim 7, wherein the step S3 further includes: and querying the analog quantity sensor (1) corresponding to the invalid measurement value rejected in the step S21 by using the display icon.
9. The nuclear power plant redundancy analog parameter display method according to claim 6, wherein the step S21 specifically includes: judging whether each measured value is in a corresponding designed value range of the redundancy analog quantity to be measured, and if so, determining that the measured value is valid; if not, the measured value is invalid, and a judgment result is transmitted.
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| CN106340333B (en) * | 2016-09-05 | 2018-05-01 | 中广核工程有限公司 | Nuclear plant safety action executing condition monitoring method and system |
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