CN106653114B - Nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device and method - Google Patents

Nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device and method Download PDF

Info

Publication number
CN106653114B
CN106653114B CN201611122786.XA CN201611122786A CN106653114B CN 106653114 B CN106653114 B CN 106653114B CN 201611122786 A CN201611122786 A CN 201611122786A CN 106653114 B CN106653114 B CN 106653114B
Authority
CN
China
Prior art keywords
normal
adg
diagnosis
value
tables
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201611122786.XA
Other languages
Chinese (zh)
Other versions
CN106653114A (en
Inventor
田军
吴忠良
聂伟元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Research Institute of Nuclear Power Operation
Original Assignee
Research Institute of Nuclear Power Operation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Research Institute of Nuclear Power Operation filed Critical Research Institute of Nuclear Power Operation
Priority to CN201611122786.XA priority Critical patent/CN106653114B/en
Publication of CN106653114A publication Critical patent/CN106653114A/en
Application granted granted Critical
Publication of CN106653114B publication Critical patent/CN106653114B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • 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
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)

Abstract

The invention discloses a kind of nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device and method, is related to nuclear power plant's secondary circuit chemical index abnormity diagnosis field.The device includes pH tables, γ specific activity tables, first data acquisition module, second data acquisition module, first data acquisition module connects pH tables, second data acquisition module connects γ specific activity tables, the device further includes analysis indicating module, fault logging module, analysis indicating module connects the first data acquisition module respectively, second data acquisition module, fault logging module, pH tables are used for the pH value of on-line checking APG, γ specific activitys table is used for total γ specific activitys of on-line checking APG, first data acquisition module is used to gather pH value and sends it to analysis indicating module, second data acquisition module is used to gather total γ specific activitys and sends it to analysis indicating module.The present invention can effectively improve the efficiency and accuracy of nuclear power plant's foul drainage system pH value index diagnosis.

Description

Nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device and method
Technical field
The present invention relates to nuclear power plant's secondary circuit chemical index abnormity diagnosis field, and in particular to a kind of nuclear power plant's blowdown water system System pH value Indexes Abnormality diagnostic device and method.
Background technology
At present, when nuclear power plant's unit foul drainage system pH value index occur deviate technical specification situation when, usually according to Experience by specialty chemical personnel is simultaneously handled according to power plant's relevant operation code.Country greatly develops nuclear power, nuclear power at present Stand more and more, but in terms of nuclear power plant's secondary circuit index diagnostic techniques, the chemical work personnel for possessing rich experiences seem It is relatively deficient；On the other hand, staff generally carries out relevant abnormalities processing with reference to concrete operations codes, but often actual Condition element and the precondition that operational procedure requires are inconsistent, cause relevant treatment complicated, so as to cause diagnosis Efficiency and accuracy are relatively low.
The content of the invention
The purpose of the invention is to overcome the shortcomings of above-mentioned background technology, there is provided a kind of nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device and method, the device and method can effectively improve nuclear power plant's foul drainage system pH value Indexes Abnormality The efficiency and accuracy of diagnosis.
The present invention provides a kind of nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device, which includes pH tables, γ Specific activity table, the first data acquisition module, the second data acquisition module, the first data acquisition module connection pH tables, the second data Acquisition module connects γ specific activity tables, which further includes analysis indicating module, fault logging module, analysis indicating module difference The first data acquisition module, the second data acquisition module, fault logging module are connected, wherein,
The pH tables are used for：The pH value of on-line checking APG (foul drainage system)；
The γ specific activitys table is used for：Total γ specific activitys of on-line checking APG, total γ specific activitys represent the molten of unit volume The total activity of gamma-ray nucleic is released in liquid；
First data acquisition module is used for：The pH value that collection pH tables measure, and send it to analysis indicating module；
Second data acquisition module is used for：Total γ specific activitys that collection γ specific activity tables measure, and send it to Analyze indicating module；
The analysis indicating module is used for：According to the actual motion power of nuclear power plant's unit, the limit value of pH value is set, it is described Limit value includes the first lower control limit value X1, the first expectation lower limit X2, the first expectation upper limit value X3, the first upper control limit value X4, And the limit value Z of total γ specific activitys is set, as X2≤pH≤X3, represent that pH value index is normal；
Analysis indicating module analyzes pH value, if pH≤X1 or pH >=X4, it indicates that the second data acquisition module Work, and total γ specific activitys are judged according to the limit value Z of total γ specific activitys, if total γ specific activitys >=Z, prompting are taken Stringent effort, diagnosis terminate；If whether total γ specific activitys ＜ Z, indication diagnosis pH table is normal, if pH tables are abnormal, maintenance is prompted Or pH tables are replaced, after pending, the first data acquisition module of instruction works；If pH tables are normal, diagnosis ADG (feedwater is prompted Deaerator system) ammonia residual it is whether normal, if the ammonia residual of ADG is abnormal, prompt adjustment ADG ammonia residual, after pending, Indicate that the first data acquisition module works；If ADG ammonia residuals are normal, diagnosis ADG is prompted to add hydrazine amount whether normal, if ADG adds hydrazine amount abnormal, and that prompts adjustment ADG adds hydrazine amount, and after pending, the first data acquisition module of instruction carries out work Make；If ADG plus hydrazine amount it is normal, analysis indicating module prompting diagnosis ABP (low-pressure feed heater system) whether gas leakage, if ABP gas leakage, prompts maintenance ABP, and after pending, the first data acquisition module of instruction works；If ABP is air tight, prompting is examined Whether ammonia residual when disconnected ATE (condensate clean-up processing system) puts into operation is normal；Ammonia residual when if ATE puts into operation is just Often, new events are diagnosed as, instruction fault logging module works, and diagnosis terminates；Ammonia residual when if ATE puts into operation is not just Often, the ammonia residual of prompting adjustment ATE, after pending, the first data acquisition module of instruction works；
If X1<pH<X2, analysis indicating module prompting diagnosis pH tables it is whether normal, if pH tables are abnormal, prompt maintenance or more PH tables are changed, after pending, the first data acquisition module of instruction works；If pH tables are normal, diagnosis feedwater deaerator system is prompted Unite ADG ammonia residual it is whether normal, if the ammonia residual of ADG is abnormal, prompt the ammonia residual of adjustment ADG, after pending, instruction the One data acquisition module works；If ADG ammonia residuals are normal, diagnosis ADG is prompted to add hydrazine amount whether normal, if ADG adds connection Ammonia amount is abnormal, and that prompts adjustment ADG adds hydrazine amount, and after pending, the first data acquisition module of instruction works；If ADG Plus hydrazine amount it is normal, analysis indicating module prompting diagnosis ABP whether gas leakage, if ABP gas leakage, prompt maintenance ABP, it is pending Afterwards, the first data acquisition module of instruction works；If ABP is air tight, whether ammonia residual when prompting diagnosis ATE puts into operation Normally；If ammonia residual when ATE puts into operation is normal, new events are diagnosed as, instruction fault logging module works, diagnosis knot Beam；If ammonia residual when ATE puts into operation is abnormal, the ammonia residual of adjustment ATE is prompted, after pending, the first data of instruction are adopted Collection module works；
If X3<pH<X4, analysis indicating module prompting diagnosis pH tables it is whether normal, if pH tables are abnormal, prompt maintenance or more PH tables are changed, after pending, the first data acquisition module of instruction works；If pH tables are normal, prompting the ammonia residual of diagnosis APG is It is no normal, if the ammonia residual of APG is normal, prompts the ammonia residual of diagnosis ADG whether normal, if the ammonia residual of ADG is abnormal, prompt The ammonia residual of ADG is adjusted, after pending, the first data acquisition module of instruction works；If APG ammonia residuals are abnormal, prompt Whether diagnosis ADG adds hydrazine amount normal, if ADG adds hydrazine, amount is abnormal, and that prompts adjustment ADG adds hydrazine amount, after pending, refers to Show that the first data acquisition module works；
If the ammonia residual of ADG is normal, whether ammonia residual when prompting diagnosis ATE puts into operation is normal；If ATE puts into operation When ammonia residual it is normal, be diagnosed as new events, instruction fault logging module works, and diagnosis terminates；If ATE puts into operation Ammonia residual it is abnormal, prompt adjustment ATE ammonia residual, after pending, instruction the first data acquisition module work；
If ADG adds hydrazine, amount is abnormal, and that prompts adjustment ADG adds hydrazine amount, after pending, indicates the first data acquisition module Block works；If ADG adds hydrazine, amount is normal, and whether ammonia residual when prompting diagnosis ATE puts into operation is normal；If ATE is put into Ammonia residual during operation is normal, is diagnosed as new events, and instruction fault logging module works, and diagnosis terminates；If ATE input fortune Ammonia residual during row is abnormal, prompts the ammonia residual of adjustment ATE, and after pending, the first data acquisition module of instruction works；
The fault logging module is used for：Record fault detail content.
It is based on the above technical solutions, described to analyze actual motion power of the indicating module according to nuclear power plant's unit, The detailed process for setting the limit value of pH value is as follows：
When the 25% of actual motion power >=rated power of nuclear power plant's unit, the first lower control limit value of pH value is set X1=9.1, first it is expected that lower limit X2=9.4, first it is expected upper limit value X3=9.7, the first upper control limit value X4=9.8, when 9.4<pH<When 9.7, represent that pH value index is normal.
It is based on the above technical solutions, described to analyze actual motion power of the indicating module according to nuclear power plant's unit, The detailed process for setting the limit value of pH value is as follows：
When the 25% of the actual motion power ＜ rated power of nuclear power plant's unit, the second lower control limit value of pH value is set X1=8.9, second it is expected that lower limit X2=9.4, second it is expected upper limit value X3=9.7, the second upper control limit value X4=9.9, when 9.4<pH<When 9.7, represent that pH value index is normal.
The present invention also provides a kind of nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic method applied to above device, Comprise the following steps：
S1, the actual motion power according to nuclear power plant's unit, set the limit value of pH value, and the limit value is included under the first control Limit value X1, first it is expected that lower limit X2, first it is expected upper limit value X3, the first upper control limit value X4, as X2≤pH≤X3, represent PH value index is normal；
The pH value of S2, pH table on-line checking APG, the pH value that the first data collecting module collected pH tables measure, and sent out Analysis indicating module is given, analysis indicating module analyzes pH value, if pH≤X1, goes to step S3；
If X1<pH<X2, goes to step S4；
If X3<pH<X4, goes to step S5；
If pH >=X4, step S3 is gone to；
Total γ specific activitys of S3, γ specific activity table on-line checking APG, the second data collecting module collected γ specific activitys table are surveyed The total γ specific activitys obtained, and analysis indicating module is sent it to, analysis indicating module is according to the limit value Z of total γ specific activitys to total γ specific activitys are judged that, if total γ specific activitys >=Z, prompting take urgent measure, diagnosis terminates；If total γ specific activity ＜ Z, turn To step S4；
Whether S4, analysis indicating module prompting diagnosis pH tables are normal, if pH tables are abnormal, prompt maintenance or replace pH tables, After pending, return to step S2；
If pH tables are normal, prompt the ammonia residual of diagnosis ADG whether normal, if the ammonia residual of ADG is abnormal, prompt adjustment The ammonia residual of ADG, after pending, return to step S2；
If ADG ammonia residuals are normal, diagnosis ADG is prompted to add hydrazine amount whether normal, amount is abnormal if ADG adds hydrazine, prompts Adjust ADG adds hydrazine amount, after pending, return to step S2；
If ADG plus hydrazine amount it is normal, analysis indicating module prompting diagnosis ABP whether gas leakage, if ABP gas leakage, prompt inspection ABP is repaiied, after pending, return to step S2；If ABP is air tight, step S6 is gone to；
Whether S5, analysis indicating module prompting diagnosis pH tables are normal, if pH tables are abnormal, prompt maintenance or replace pH tables, After pending, return to step S2；
If pH tables are normal, prompt the ammonia residual of diagnosis APG whether normal, if the ammonia residual of APG is normal, prompt diagnosis ADG Ammonia residual it is whether normal, if the ammonia residual of ADG is abnormal, prompt adjustment ADG ammonia residual, after pending, return to step S2； If the ammonia residual of ADG is normal, step S6 is gone to；
If APG ammonia residuals are abnormal, diagnosis ADG is prompted to add hydrazine amount whether normal, amount is abnormal if ADG adds hydrazine, carries That shows adjustment ADG adds hydrazine amount, after pending, return to step S2；
If ADG adds hydrazine, amount is normal, goes to step S6；
If ADG adds hydrazine, amount is abnormal, and that prompts adjustment ADG adds hydrazine amount, after pending, return to step S2；
Whether ammonia residual when S6, analysis indicating module prompting diagnosis ATE put into operation is normal；If ATE puts into operation Ammonia residual it is normal, be diagnosed as new events, analysis indicating module instruction fault logging module record fault detail content, diagnosis knot Beam；If ammonia residual when ATE puts into operation is abnormal, the ammonia residual of adjustment ATE, after pending, return to step S2 are prompted.
Based on the above technical solutions, according to the actual motion power of nuclear power plant's unit, the limit value of pH value is set Detailed process is as follows：
When the 25% of actual motion power >=rated power of nuclear power plant's unit, the first lower control limit value of pH value is set X1=9.1, first it is expected that lower limit X2=9.4, first it is expected upper limit value X3=9.7, the first upper control limit value X4=9.8, when 9.4<pH<When 9.7, represent that pH value index is normal.
Based on the above technical solutions, according to the actual motion power of nuclear power plant's unit, the limit value of pH value is set Detailed process is as follows：
When the 25% of the actual motion power ＜ rated power of nuclear power plant's unit, the second lower control limit value of pH value is set X1=8.9, second it is expected that lower limit X2=9.4, second it is expected upper limit value X3=9.7, the second upper control limit value X4=9.9, when 9.4<pH<When 9.7, represent that pH value index is normal.
Compared with prior art, advantages of the present invention is as follows：
The present invention proposes diagnostic device and the diagnosis of the nuclear power generating sets foul drainage system pH value Indexes Abnormality of complete set Method, the diagnostic device are detected the relevant parameter of pH value index using in-line meter, binding analysis indicating module and event Hinder logging modle, the testing result of various in-line meters is analyzed, and provide operation indicating automatically, realize that automatic on-line is examined It is disconnected.When there is the problem of inline diagnosis can't resolve, analysis indicating module is diagnosed as new events, instruction fault logging module into Row record, the content of record form a diagnostic knowledge base, in order to the reality by diagnostic device or method according to nuclear power plant Operating optimize and improve, enable diagnostic device and diagnostic method persistently suitable for nuclear power generating sets reality operating status with Diagnosis effect, effectively improves the efficiency and accuracy of diagnosis.
Embodiment
With reference to specific embodiment, the present invention is described in further detail.
The embodiment of the present invention provides a kind of nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device, which includes one Group in-line meter and the first data acquisition module, the second data acquisition module, analysis indicating module, fault logging module, online Instrument includes pH tables, γ specific activity tables, the first data acquisition module connection pH tables, and in-line meter real-time online detects various fingers Mark, the second data acquisition module connection γ specific activity tables, analysis indicating module connect the first data acquisition module, the second number respectively According to acquisition module, fault logging module, wherein,
PH tables are used for：The pH value of on-line checking APG (foul drainage system)；
γ specific activity tables are used for：Total γ specific activitys of on-line checking APG；
First data acquisition module is used for：The pH value that collection pH tables measure, and send it to analysis indicating module；
Second data acquisition module is used for：Total γ specific activitys that collection γ specific activity tables measure, and send it to analysis Indicating module；
Analysis indicating module is used for：According to the actual motion power of nuclear power plant's unit, the limit value of pH value, the limit value bag are set Include the first lower control limit value X1, first it is expected that lower limit X2, first it is expected upper limit value X3, the first upper control limit value X4, when X2≤ During pH≤X3, represent that pH value index is normal；
If pH≤X1 or pH >=X4, it indicates that the second data acquisition module works, and according to total γ specific activitys Limit value Z judges total γ specific activitys, if total γ specific activitys >=Z, prompting take urgent measure, diagnosis terminates；If total γ ratios Whether activity ＜ Z, indication diagnosis pH table is normal, if pH tables are abnormal, prompt maintenance or replaces pH tables, after pending, instruction the One data acquisition module works；If pH tables are normal, whether just the ammonia residual of diagnosis ADG (feedwater deaerator system) is prompted Often, if the ammonia residual of ADG is abnormal, the ammonia residual of adjustment ADG is prompted, after pending, the first data acquisition module of instruction carries out Work；If ADG ammonia residuals are normal, diagnosis ADG is prompted to add hydrazine amount whether normal, amount is abnormal if ADG adds hydrazine, prompts adjustment ADG's adds hydrazine amount, and after pending, the first data acquisition module of instruction works；If ADG's adds hydrazine amount normal, analysis Indicating module prompting diagnosis ABP (low-pressure feed heater system) whether gas leakage, if ABP gas leakage, prompt maintenance ABP, it is pending Afterwards, the first data acquisition module of instruction works；If ABP is air tight, diagnosis ATE (condensate clean-up processing system) is prompted to throw Whether the ammonia residual entered when running is normal；If ammonia residual when ATE puts into operation is normal, new events, instruction failure note are diagnosed as Record module works, and diagnosis terminates；If ammonia residual when ATE puts into operation is abnormal, the ammonia residual of adjustment ATE is prompted, is treated After processing, the first data acquisition module of instruction works；
If X1<pH<X2, analysis indicating module prompting diagnosis pH tables it is whether normal, if pH tables are abnormal, prompt maintenance or more PH tables are changed, after pending, the first data acquisition module of instruction works；If pH tables are normal, diagnosis feedwater deaerator system is prompted Unite ADG ammonia residual it is whether normal, if the ammonia residual of ADG is abnormal, prompt the ammonia residual of adjustment ADG, after pending, instruction the One data acquisition module works；If ADG ammonia residuals are normal, diagnosis ADG is prompted to add hydrazine amount whether normal, if ADG adds connection Ammonia amount is abnormal, and that prompts adjustment ADG adds hydrazine amount, and after pending, the first data acquisition module of instruction works；If ADG Plus hydrazine amount it is normal, analysis indicating module prompting diagnosis ABP whether gas leakage, if ABP gas leakage, prompt maintenance ABP, it is pending Afterwards, the first data acquisition module of instruction works；If ABP is air tight, whether ammonia residual when prompting diagnosis ATE puts into operation Normally；If ammonia residual when ATE puts into operation is normal, new events are diagnosed as, instruction fault logging module works, diagnosis knot Beam；If ammonia residual when ATE puts into operation is abnormal, the ammonia residual of adjustment ATE is prompted, after pending, the first data of instruction are adopted Collection module works；
If X3<pH<X4, analysis indicating module prompting diagnosis pH tables it is whether normal, if pH tables are abnormal, prompt maintenance or more PH tables are changed, after pending, the first data acquisition module of instruction works；If pH tables are normal, prompting the ammonia residual of diagnosis APG is It is no normal, if the ammonia residual of APG is normal, prompts the ammonia residual of diagnosis ADG whether normal, if the ammonia residual of ADG is abnormal, prompt The ammonia residual of ADG is adjusted, after pending, the first data acquisition module of instruction works；If APG ammonia residuals are abnormal, prompt Whether diagnosis ADG adds hydrazine amount normal, if ADG adds hydrazine, amount is abnormal, and that prompts adjustment ADG adds hydrazine amount, after pending, refers to Show that the first data acquisition module works；
If the ammonia residual of ADG is normal, whether ammonia residual when prompting diagnosis ATE puts into operation is normal；If ATE puts into operation When ammonia residual it is normal, be diagnosed as new events, instruction fault logging module works, and diagnosis terminates；If ATE puts into operation Ammonia residual it is abnormal, prompt adjustment ATE ammonia residual, after pending, instruction the first data acquisition module work；
If ADG adds hydrazine, amount is abnormal, and that prompts adjustment ADG adds hydrazine amount, after pending, indicates the first data acquisition module Block works；If ADG adds hydrazine, amount is normal, and whether ammonia residual when prompting diagnosis ATE puts into operation is normal；If ATE is put into Ammonia residual during operation is normal, is diagnosed as new events, and instruction fault logging module works, and diagnosis terminates；If ATE input fortune Ammonia residual during row is abnormal, prompts the ammonia residual of adjustment ATE, and after pending, the first data acquisition module of instruction works；
Fault logging module is used for：Record fault detail content.
The embodiment of the present invention also provides a kind of nuclear power plant's foul drainage system pH value Indexes Abnormality applied to above device and examines Disconnected method, comprises the following steps：
S1, the actual motion power according to nuclear power plant's unit, set the limit value of pH value, which includes the first lower control limit Value X1, first it is expected that lower limit X2, first it is expected upper limit value X3, the first upper control limit value X4, and set the limit of total γ specific activitys Value Z, as X2≤pH≤X3, represents that pH value index is normal；
Specifically, when the 25% of actual motion power >=rated power of nuclear power plant's unit, the of pH value can be set One lower control limit value X1=9.1, first it is expected that lower limit X2=9.4, first it is expected upper limit value X3=9.7, the first upper control limit Value X4=9.8, when 9.4<pH<When 9.7, represent that pH value index is normal；
When the 25% of the actual motion power ＜ rated power of nuclear power plant's unit, can set under the second control of pH value Limit value X1=8.9, second it is expected that lower limit X2=9.4, second it is expected upper limit value X3=9.7, the second upper control limit value X4= 9.9, when 9.4<pH<When 9.7, represent that pH value index is normal；
The pH value of S2, pH table on-line checking APG, the pH value that the first data collecting module collected pH tables measure, and sent out Analysis indicating module is given, analysis indicating module judges pH value, if pH≤X1, goes to step S3；
If X1<pH<X2, goes to step S4；
If X3<pH<X4, goes to step S5；
If pH >=X4, step S3 is gone to；
Total γ specific activitys of S3, γ specific activity table on-line checking APG, the second data collecting module collected γ specific activitys table are surveyed The total γ specific activitys obtained, and analysis indicating module is sent it to, analysis indicating module is according to the limit value Z of total γ specific activitys to total γ specific activitys are judged that, if total γ specific activitys >=Z, prompting take urgent measure, diagnosis terminates；If total γ specific activity ＜ Z, turn To step S4；
Specifically, the limit value Z of total γ specific activitys can be 0.4MBq/t；
Whether S4, analysis indicating module prompting diagnosis pH tables are normal, if pH tables are abnormal, prompt maintenance or replace pH tables, After pending, return to step S2；
If pH tables are normal, prompt the ammonia residual of diagnosis ADG whether normal, if the ammonia residual of ADG is abnormal, prompt adjustment The ammonia residual of ADG, after pending, return to step S2；
If ADG ammonia residuals are normal, diagnosis ADG is prompted to add hydrazine amount whether normal, amount is abnormal if ADG adds hydrazine, prompts Adjust ADG adds hydrazine amount, after pending, return to step S2；
If ADG plus hydrazine amount it is normal, analysis indicating module prompting diagnosis ABP whether gas leakage, if ABP gas leakage, prompt inspection ABP is repaiied, after pending, return to step S2；If ABP is air tight, step S6 is gone to；
Whether S5, analysis indicating module prompting diagnosis pH tables are normal, if pH tables are abnormal, prompt maintenance or replace pH tables, After pending, return to step S2；
If pH tables are normal, prompt the ammonia residual of diagnosis APG whether normal, if the ammonia residual of APG is normal, prompt diagnosis ADG Ammonia residual it is whether normal, if the ammonia residual of ADG is abnormal, prompt adjustment ADG ammonia residual, after pending, return to step S2； If the ammonia residual of ADG is normal, step S6 is gone to；
If APG ammonia residuals are abnormal, diagnosis ADG is prompted to add hydrazine amount whether normal, amount is abnormal if ADG adds hydrazine, carries That shows adjustment ADG adds hydrazine amount, after pending, return to step S2；
If ADG adds hydrazine, amount is normal, goes to step S6；
If ADG adds hydrazine, amount is abnormal, and that prompts adjustment ADG adds hydrazine amount, after pending, return to step S2；
Whether ammonia residual when S6, analysis indicating module prompting diagnosis ATE put into operation is normal；If ATE puts into operation Ammonia residual it is normal, be diagnosed as new events, analysis indicating module instruction fault logging module record fault detail content, diagnosis knot Beam；If ammonia residual when ATE puts into operation is abnormal, the ammonia residual of adjustment ATE, after pending, return to step S2 are prompted.
If being diagnosed as new events, after staff's Artificial Diagnosis goes out result, the corresponding new diagnosis algorithm of the result is added Enter into the above method, form a more perfect new diagnostic process.
Those skilled in the art can carry out various modifications and variations to the embodiment of the present invention, if these modifications and change Type is within the scope of the claims in the present invention and its equivalent technologies, then these modifications and variations are also in protection scope of the present invention Within.
The prior art that the content not being described in detail in specification is known to the skilled person.

Claims (6)

  1. A kind of 1. nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device, it is characterised in that：The device includes pH tables, γ ratios Activity table, the first data acquisition module, the second data acquisition module, the first data acquisition module connection pH tables, the second data are adopted Collect module connection γ specific activity tables, which further includes analysis indicating module, fault logging module, and analysis indicating module connects respectively The first data acquisition module, the second data acquisition module, fault logging module are connect, wherein,
    The pH tables are used for：The pH value of on-line checking APG (foul drainage system)；
    The γ specific activitys table is used for：Total γ specific activitys of on-line checking APG, total γ specific activitys are represented in the solution of unit volume Release the total activity of gamma-ray nucleic；
    First data acquisition module is used for：The pH value that collection pH tables measure, and send it to analysis indicating module；
    Second data acquisition module is used for：Total γ specific activitys that collection γ specific activity tables measure, and send it to analysis Indicating module；
    The analysis indicating module is used for：According to the actual motion power of nuclear power plant's unit, the limit value of pH value, the limit value are set It is expected that lower limit X2, first it is expected upper limit value X3, the first upper control limit value X4 including the first lower control limit value X1, first, and set The limit value Z of fixed total γ specific activitys, as X2≤pH≤X3, represents that pH value index is normal；
    Analysis indicating module analyzes pH value, if pH≤X1 or pH >=X4, it indicates that the second data acquisition module carries out Work, and total γ specific activitys are judged according to the limit value Z of total γ specific activitys, if total γ specific activitys >=Z, prompts to take urgent Measure, diagnosis terminate；If whether total γ specific activitys ＜ Z, indication diagnosis pH table is normal, if pH tables are abnormal, maintenance or more is prompted PH tables are changed, after pending, the first data acquisition module of instruction works；If pH tables are normal, diagnosis ADG is prompted (to give water degassing Device system) ammonia residual it is whether normal, if the ammonia residual of ADG is abnormal, prompt adjustment ADG ammonia residual, after pending, instruction First data acquisition module works；If ADG ammonia residuals are normal, diagnosis ADG is prompted to add hydrazine amount whether normal, if ADG adds Hydrazine amount is abnormal, and that prompts adjustment ADG adds hydrazine amount, and after pending, the first data acquisition module of instruction works；If ADG plus hydrazine amount it is normal, analysis indicating module prompting diagnosis ABP (low-pressure feed heater system) whether gas leakage, if ABP leak Gas, prompts maintenance ABP, and after pending, the first data acquisition module of instruction works；If ABP is air tight, diagnosis ATE is prompted Whether ammonia residual when (condensate clean-up processing system) puts into operation is normal；If ammonia residual when ATE puts into operation is normal, examine Break and work for new events, instruction fault logging module, diagnosis terminates；If ammonia residual when ATE puts into operation is abnormal, carry Show the ammonia residual of adjustment ATE, after pending, the first data acquisition module of instruction works；
    If X1<pH<X2, whether analysis indicating module prompting diagnosis pH tables are normal, if pH tables are abnormal, prompt maintenance or replace pH Table, after pending, the first data acquisition module of instruction works；If pH tables are normal, diagnosis feedwater deaerator system ADG is prompted Ammonia residual it is whether normal, if the ammonia residual of ADG is abnormal, prompt adjustment ADG ammonia residual, after pending, instruction first number Work according to acquisition module；If ADG ammonia residuals are normal, diagnosis ADG is prompted to add hydrazine amount whether normal, if ADG adds hydrazine amount Abnormal, that prompts adjustment ADG adds hydrazine amount, and after pending, the first data acquisition module of instruction works；If ADG's adds Hydrazine amount is normal, analysis indicating module prompting diagnosis ABP whether gas leakage, if ABP gas leakage, prompt maintenance ABP, after pending, refer to Show that the first data acquisition module works；If ABP is air tight, whether ammonia residual when prompting diagnosis ATE puts into operation is normal； If ammonia residual when ATE puts into operation is normal, new events are diagnosed as, instruction fault logging module works, and diagnosis terminates；If Ammonia residual when ATE puts into operation is abnormal, prompts the ammonia residual of adjustment ATE, after pending, indicates the first data acquisition module Work；
    If X3<pH<X4, whether analysis indicating module prompting diagnosis pH tables are normal, if pH tables are abnormal, prompt maintenance or replace pH Table, after pending, the first data acquisition module of instruction works；If pH tables are normal, whether just the ammonia residual of diagnosis APG is prompted Often, if the ammonia residual of APG is normal, prompt the ammonia residual of diagnosis ADG whether normal, if the ammonia residual of ADG is abnormal, prompt adjustment The ammonia residual of ADG, after pending, the first data acquisition module of instruction works；If APG ammonia residuals are abnormal, diagnosis is prompted Whether ADG adds hydrazine amount normal, if ADG adds hydrazine, amount is abnormal, prompt adjustment ADG's plus hydrazine amount, after pending, instruction the One data acquisition module works；
    If the ammonia residual of ADG is normal, whether ammonia residual when prompting diagnosis ATE puts into operation is normal；When if ATE puts into operation Ammonia residual is normal, is diagnosed as new events, and instruction fault logging module works, and diagnosis terminates；Adding when if ATE puts into operation Ammonia amount is abnormal, prompts the ammonia residual of adjustment ATE, and after pending, the first data acquisition module of instruction works；
    If ADG adds hydrazine, amount is abnormal, prompt adjustment ADG plus hydrazine amount, after pending, instruction the first data acquisition module into Row work；If ADG adds hydrazine, amount is normal, and whether ammonia residual when prompting diagnosis ATE puts into operation is normal；If ATE puts into operation When ammonia residual it is normal, be diagnosed as new events, instruction fault logging module works, and diagnosis terminates；If ATE puts into operation Ammonia residual it is abnormal, prompt adjustment ATE ammonia residual, after pending, instruction the first data acquisition module work；
    The fault logging module is used for：Record fault detail content.
  2. 2. nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device as claimed in claim 1, it is characterised in that described point Actual motion power of the indicating module according to nuclear power plant's unit is analysed, the detailed process for setting the limit value of pH value is as follows：
    When the 25% of actual motion power >=rated power of nuclear power plant's unit, the first lower control limit value X1=of pH value is set 9.1st, first it is expected that lower limit X2=9.4, first it is expected upper limit value X3=9.7, the first upper control limit value X4=9.8, when 9.4< pH<When 9.7, represent that pH value index is normal.
  3. 3. nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device as claimed in claim 2, it is characterised in that described point Actual motion power of the indicating module according to nuclear power plant's unit is analysed, the detailed process for setting the limit value of pH value is as follows：
    When the 25% of the actual motion power ＜ rated power of nuclear power plant's unit, the second lower control limit value X1=of pH value is set 8.9th, second it is expected that lower limit X2=9.4, second it is expected upper limit value X3=9.7, the second upper control limit value X4=9.9, when 9.4< pH<When 9.7, represent that pH value index is normal.
  4. 4. a kind of nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic method applied to device as claimed in claim 1, its It is characterized in that, comprises the following steps：
    S1, the actual motion power according to nuclear power plant's unit, set the limit value of pH value, and the limit value includes the first lower control limit value X1, first it is expected that lower limit X2, first it is expected upper limit value X3, the first upper control limit value X4, as X2≤pH≤X3, represent pH value Index is normal；
    The pH value of S2, pH table on-line checking APG, the pH value that the first data collecting module collected pH tables measure, and send it to Indicating module is analyzed, analysis indicating module analyzes pH value, if pH≤X1, goes to step S3；
    If X1<pH<X2, goes to step S4；
    If X3<pH<X4, goes to step S5；
    If pH >=X4, step S3 is gone to；
    Total γ specific activitys of S3, γ specific activity table on-line checking APG, what the second data collecting module collected γ specific activity tables measured Total γ specific activitys, and analysis indicating module is sent it to, analysis indicating module is according to the limit value Z of total γ specific activitys to total γ ratios Activity is judged that, if total γ specific activitys >=Z, prompting take urgent measure, diagnosis terminates；If total γ specific activity ＜ Z, go to step Rapid S4；
    Whether S4, analysis indicating module prompting diagnosis pH tables are normal, if pH tables are abnormal, prompt maintenance or replace pH tables, wait to locate After reason, return to step S2；
    If pH tables are normal, prompt the ammonia residual of diagnosis ADG whether normal, if the ammonia residual of ADG is abnormal, prompt adjustment ADG's Ammonia residual, after pending, return to step S2；
    If ADG ammonia residuals are normal, diagnosis ADG is prompted to add hydrazine amount whether normal, amount is abnormal if ADG adds hydrazine, prompts adjustment ADG's adds hydrazine amount, after pending, return to step S2；
    If ADG plus hydrazine amount it is normal, analysis indicating module prompting diagnosis ABP whether gas leakage, if ABP gas leakage, prompt maintenance ABP, after pending, return to step S2；If ABP is air tight, step S6 is gone to；
    Whether S5, analysis indicating module prompting diagnosis pH tables are normal, if pH tables are abnormal, prompt maintenance or replace pH tables, wait to locate After reason, return to step S2；
    If pH tables are normal, prompt the ammonia residual of diagnosis APG whether normal, if the ammonia residual of APG is normal, prompt adding for diagnosis ADG Whether ammonia amount is normal, if the ammonia residual of ADG is abnormal, prompts the ammonia residual of adjustment ADG, after pending, return to step S2；If The ammonia residual of ADG is normal, goes to step S6；
    If APG ammonia residuals are abnormal, diagnosis ADG is prompted to add hydrazine amount whether normal, amount is abnormal if ADG adds hydrazine, prompts to adjust Whole ADG's adds hydrazine amount, after pending, return to step S2；
    If ADG adds hydrazine, amount is normal, goes to step S6；
    If ADG adds hydrazine, amount is abnormal, and that prompts adjustment ADG adds hydrazine amount, after pending, return to step S2；
    Whether ammonia residual when S6, analysis indicating module prompting diagnosis ATE put into operation is normal；Adding when if ATE puts into operation Ammonia amount is normal, is diagnosed as new events, analysis indicating module instruction fault logging module record fault detail content, and diagnosis terminates； If ammonia residual when ATE puts into operation is abnormal, the ammonia residual of adjustment ATE, after pending, return to step S2 are prompted.
  5. 5. nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic method as claimed in claim 4, it is characterised in that according to core The actual motion power of Power Plant, the detailed process for setting the limit value of pH value are as follows：
    When the 25% of actual motion power >=rated power of nuclear power plant's unit, the first lower control limit value X1=of pH value is set 9.1st, first it is expected that lower limit X2=9.4, first it is expected upper limit value X3=9.7, the first upper control limit value X4=9.8, when 9.4< pH<When 9.7, represent that pH value index is normal.
  6. 6. nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic method as claimed in claim 4, it is characterised in that according to core The actual motion power of Power Plant, the detailed process for setting the limit value of pH value are as follows：
    When the 25% of the actual motion power ＜ rated power of nuclear power plant's unit, the second lower control limit value X1=of pH value is set 8.9th, second it is expected that lower limit X2=9.4, second it is expected upper limit value X3=9.7, the second upper control limit value X4=9.9, when 9.4< pH<When 9.7, represent that pH value index is normal.
CN201611122786.XA 2016-12-08 2016-12-08 Nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device and method Active CN106653114B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611122786.XA CN106653114B (en) 2016-12-08 2016-12-08 Nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611122786.XA CN106653114B (en) 2016-12-08 2016-12-08 Nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device and method

Publications (2)

Publication Number Publication Date
CN106653114A CN106653114A (en) 2017-05-10
CN106653114B true CN106653114B (en) 2018-04-20

Family

ID=58820203

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611122786.XA Active CN106653114B (en) 2016-12-08 2016-12-08 Nuclear power plant's foul drainage system pH value Indexes Abnormality diagnostic device and method

Country Status (1)

Country Link
CN (1) CN106653114B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110133085A (en) * 2019-05-22 2019-08-16 岭东核电有限公司 Million kilowatt nuclear power station pH in-line meter test macro and method
CN111157694A (en) * 2020-01-14 2020-05-15 长沙理工大学 Diagnostic method for quality abnormity of blowdown water of steam generator of nuclear power plant

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5909096B2 (en) * 2012-01-17 2016-04-26 三菱重工業株式会社 Radioactive liquid processing equipment
CN103116344B (en) * 2013-02-04 2015-10-07 三浦工业设备（苏州）有限公司 A kind of boiler on-line monitoring management system
CN104464854B (en) * 2014-12-24 2017-07-28 长沙理工大学 Method for diagnosing abnormal oxygen index of condensed water of nuclear power plant
CN105021788A (en) * 2015-07-14 2015-11-04 大唐洛阳热电有限责任公司 Water quality monitoring method of condensation water from thermal power plant
CN105202522B (en) * 2015-09-30 2019-01-11 广州特种承压设备检测研究院 A kind of diagnostic method of direct current cooker corrosion and scaling risk

Also Published As

Publication number Publication date
CN106653114A (en) 2017-05-10

Similar Documents

Publication Publication Date Title
CN101118269B (en) Wire connection analyser for electric power protective circuit
CN106653114B (en) Nuclear power plant&#39;s foul drainage system pH value Indexes Abnormality diagnostic device and method
CN109543941A (en) A method of nuclear power plant&#39;s accident strategy definite value is determined based on containment operating condition
CN105892447B (en) A kind of controller automatic test system and method peculiar to vessel
JP5621967B2 (en) Abnormal data analysis system
CN106653120A (en) Diagnosing device and diagnosing method for abnormality of dissolved oxygen index of condensate water system in nuclear power plant
CN107544366A (en) Redundant sensor signal acquisition and processing method in a kind of automatic control system
UA76713C2 (en) Device for dosing hydrazine un a steam-air circuit
CN103383296A (en) Leakage detecting system for condensers
EP0088572A2 (en) Systems for monitoring abnormal transient conditions in pressurised water nuclear reactor installations
CN106486175B (en) Nuclear power plant&#39;s foul drainage system sodium ion Indexes Abnormality diagnostic device and method
CN106653119B (en) Nuclear power plant&#39;s condensate system positive electricity conductance Indexes Abnormality diagnostic device and method
CN107247871A (en) Item detection time checking method for early warning and device
CN110749642A (en) Tracer element concentration detection method for steam generator humidity measurement test
Vilim et al. Computerized operator support system and human performance in the control room
CN111834025B (en) Evaluation method for prolonging cycle of check type supervision project of safety related instrument of nuclear power plant
CN110706834B (en) Reactor core cooling monitoring signal validity processing method and device
CN107192923A (en) It is a kind of to be used for independent recording system and its Wave record method that string mends equipment
CN104181420B (en) The response time method of testing and system of nuclear power station ATWS systems
CN105303315B (en) A kind of power equipment reliability appraisal procedure counted and maintenance randomness influences
CN107924726A (en) Reactor core Nuclear Instrument device
Choi et al. Abnormal sensor detection using consistency index in accident situation
RU2781221C1 (en) Method for checking the operability of membrane separation units
Hwanga et al. Evaluation of human factors in interface design in main control rooms
CN117419755A (en) Detection device and detection system of uranium enrichment production line measurement sensor

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant