CN102446566A - Steam generator water-level control method and device and nuclear power plant of nuclear power generating unit - Google Patents
Steam generator water-level control method and device and nuclear power plant of nuclear power generating unit Download PDFInfo
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- CN102446566A CN102446566A CN2011103084448A CN201110308444A CN102446566A CN 102446566 A CN102446566 A CN 102446566A CN 2011103084448 A CN2011103084448 A CN 2011103084448A CN 201110308444 A CN201110308444 A CN 201110308444A CN 102446566 A CN102446566 A CN 102446566A
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Abstract
The invention is applied to the field of nuclear power control and provides a steam generator water-level control method, device and nuclear power plant of a nuclear power generating unit. The method comprises the following steps of: detecting a parameter associated with steam generator water-level control; obtaining an operation inlet and an equipment operating state associated with the steam generator water-level control; outputting the detected parameter and the obtained operation inlet and equipment operating state to a steam generator water-level control main interface; carrying out functional attribute classification on the detected parameter and the obtained operation inlet and equipment operating state; setting the layout of the steam generator water-level control main interface according to a result of the functional attribute classification; and receiving a steam generator water-level control command and executing the corresponding steam generator water-level control operation. In the embodiment, after the information associated with the steam generator water-level control is functionally classified, the steam generator water-level control main interface is laid out, so that an operator can quickly obtain the parameter in an overall way and realize quick interference.
Description
Technical field
The invention belongs to control field of nuclear, relate in particular to a kind of steam generator water level control method, device and nuclear power station of nuclear power generating sets.
Background technology
Pressurized-water reactor nuclear power plant mainly is made up of three parts such as pressurized water reactor, a circuit system and secondary coolant circuit system.Nuclear fuel in the pressurized water reactor produces heat through nuclear fission.The nuclear fission liberated heat is taken out-pile out of by the water under high pressure of a circuit system in the heap of flowing through, and in steam generator with the water of heat transferred secondary coolant circuit system, the water steam that the back produces that is heated promotes steam turbine, steam turbine then drives generator for electricity generation.
In pressurized-water reactor nuclear power plant, level in steam generator will control to a known setting valve (being generally the middle part of Spiralism type separation vessel), could guarantee that pressurized-water reactor nuclear power plant can not cause the pressurized water reactor shutdown because steam generator water level is unusual.If steam generator water level is low excessively, will take place: 1. steam gets into the feedwater endless tube, in feedwater piping, can produce the danger of water hammer; Circulating ratio is reduced, and steam content is too high in the rising passway tube bank, can on tube wall, produce steam blanket and impurity deposition, and the danger of heat-transfer pipe corrosion might take place.If steam generator water level is too high, can flood or exsiccator is flooded in the part, the outlet steam moisture is increased, cause the erosion of turbine blade.Therefore, control system, especially the steam generator water level control system of nuclear power generating sets depended in safe and reliable, the economical operation of nuclear power generating sets to a great extent.And depend on man-machine interface for the success ratio of control system manual intervention.The development of nuclear power generating sets control system man-machine interface divides two stages:
Phase one, traditional master-control room stage, operator facing to be the instrument that directly is arranged in display parameter on the card, light warning, manipulater etc., these all are hardware devices, control ratio directly perceived with directly.
Subordinate phase, and scattered control system (Distributed Control System, DCS), great changes will take place for man-machine interface, and each item work of operator is accomplished through the human-computer interaction interface operation on operator's workstation.Compare with traditional pulpit, operator has lost wide visual field.On steam generator water level control, as control its monitored parameter by system's picture; Report to the police, manipulater etc. are dispersed on the different pictures, and the operator need seeks corresponding Different control picture; Step is more loaded down with trivial details; Carry out inefficiency, be difficult to adapt to the rapidity requirement that steam generator water level is intervened, thereby influence the operational performance of power plant.
Summary of the invention
The object of the present invention is to provide a kind of steam generator water level control method of nuclear power generating sets, the steam generator water level control method that is intended to solve existing nuclear power generating sets is difficult to adapt to the problem of the rapidity requirement that steam generator water level intervenes.
The present invention is achieved in that a kind of steam generator water level control method of nuclear power generating sets, and said method comprises the steps:
Detect the parameter relevant according to checkout equipment with steam generator water level control;
Obtain operation entry relevant and equipment running status with steam generator water level control;
With the parameter relevant of detection and operation entry and the equipment running status relevant that obtains, export steam generator water level control master interface to steam generator water level control with steam generator water level control;
The said parameter that exports steam generator water level control master interface to, operation entry and the equipment running status relevant with steam generator water level control are carried out the functional attributes classification;
According to the functional attributes sorting result the said parameter that exports steam generator water level control master interface to, the operation entry relevant with steam generator water level control and the equipment running status layout at said steam generator water level control master interface is set;
Operation entry through said steam generator water level control master interface receives the steam generator water level control instruction of importing, and the execution steam generator water level control operation corresponding with said steam generator water level control instruction.
Another object of the present invention is to provide a kind of steam generator water level control device of nuclear power generating sets, said device comprises:
The parameter detecting unit is used for detecting the parameter relevant with steam generator water level control according to checkout equipment;
Information acquisition unit is used to obtain operation entry relevant with steam generator water level control and equipment running status;
The human-computer interaction interface unit is used for exporting the parameter relevant with steam generator water level control of detection and operation entry and the equipment running status relevant with steam generator water level control that obtains to steam generator water level control master interface;
The functional classification unit is used for the said parameter that exports steam generator water level control master interface to, operation entry and the equipment running status relevant with steam generator water level control are carried out the functional attributes classification;
The interface element layout units is used for according to the functional attributes sorting result the said parameter that exports steam generator water level control master interface to, the operation entry relevant with steam generator water level control and the equipment running status layout at said steam generator water level control master interface being set;
The water level control module is used for receiving through the operation entry at said steam generator water level control master interface the steam generator water level control instruction of input, and the execution steam generator water level control operation corresponding with said steam generator water level control instruction.
Another object of the present invention is to provide a kind of nuclear power station that comprises the steam generator water level control device of said nuclear power generating sets.
In embodiments of the present invention; Through parameter, operation entry and the equipment running status that exports steam generator water level control master interface to being carried out the functional attributes classification; And according to the functional attributes sorting result setting exports parameter, operation entry and the equipment running status at the steam generator water level control master interface layout at steam generator water level control master interface to; Thereby make operating personnel can obtain parameter intuitively, comprehensively, fast; And judge that unusual reason takes place steam generator water level, and realize intervening fast through this human-computer interaction interface.
Description of drawings
Fig. 1 is the realization flow figure of the steam generator water level control method of the nuclear power generating sets that provide of the embodiment of the invention;
Fig. 2 is the synoptic diagram at the steam generator water level control master interface that provides of the embodiment of the invention;
Fig. 3 is the structured flowchart of the steam generator water level control device of the nuclear power generating sets that provide of the embodiment of the invention.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In embodiments of the present invention; Parameter that will be relevant with steam generator water level control, control inlet and warning message are presented at same steam generator water level control master interface; And parameter, operation entry and the equipment running status that exports steam generator water level control master interface to carried out functional attributes classify, so that setting exports parameter, operation entry and the equipment running status at the steam generator water level control master interface layout at steam generator water level control master interface to according to the functional attributes sorting result.Operating personnel can obtain the information relevant with steam generator water level control fast through this steam generator water level control master interface; After operating personnel import the steam generator water level control instruction; Steam generator is carried out and the corresponding operation of this steam generator water level control instruction; Thereby make steam generator water level control more directly perceived, to adapt to the rapidity requirement that steam generator water level is intervened.
Fig. 1 shows the realization flow of the steam generator water level control method of the nuclear power generating sets that the embodiment of the invention provides, and details are as follows:
In step S101, detect the parameter relevant with steam generator water level control according to checkout equipment.
In embodiments of the present invention, the parameter relevant with steam generator water level control comprises that mainly the high water stage and the low-water level of feedwater flow, auxiliary feed-water tank water level and every steam generator of steam flow and every main feedwater flow, carbonated drink pressure reduction, the steam generator blowdown flow of every level in steam generator (comprising wide, narrow range), steam generator water level setting valve, every steam generator in the nuclear power generating sets, every auxiliary steam generator report to the police.Wherein relevant with steam generator water level control parameter can detect through checkout equipment such as sensor etc., and what this checkout equipment can be for narrow sensor and wide sensor is at least a.As can be through four narrow level sensors being set for every steam generator; The interface be shown as the mean value behind four narrow level sensors comprehensive; And all possible water level between tube sheet to the Spiralism type separation vessel of a wide-range level sensor detection steam generator, four narrow range level sensors detect the water level of control and safety channel.
In step S102, obtain operation entry relevant and equipment running status with steam generator water level control.
Because in control field of nuclear; Steam generator water level control is to control feedwater flow through the aperture of regulating and controlling valve to realize; Therefore, the operation relevant with steam generator water level control mainly comprises feed water main inlet control valve and bypass valve control, the control of main feed pump rotating speed, the adjustment of carbonated drink pressure reduction setting valve and start feed pump outlet regulating valve to every steam generator master.And the operation entry relevant with steam generator water level control is used to receive the steam generator water level control instruction of user's input.Wherein steam generator water level control instruction mainly comprises steam generator master feed water main inlet control valve steering order, steam generator master feed water by-pass variable valve steering order, main feed pump rotating speed steering order, carbonated drink pressure reduction setting valve adjustment instruction and the enabled instruction of feed pump outlet regulating valve.
In the present embodiment, relevant with steam generator water level control equipment running status mainly comprises the main feed pump running status, starts feed pump running status and auxiliary feed water pump running status.
In step S103,, export steam generator water level control master interface to the parameter relevant of detection and the operation entry and the equipment running status relevant that obtains with steam generator water level control with steam generator water level control.
In the present embodiment, steam generator water level control master interface is same human-computer interaction interface.See also Fig. 2, the exemplary plot at the steam generator water level control master interface that Fig. 2 provides for the embodiment of the invention, but do not exceed with this synoptic diagram.
At parameter relevant that will detect and relevant operation entry and the equipment running status that obtain with steam generator water level control with steam generator water level control; When exporting steam generator water level control master interface to; Operating personnel can pass through this steam generator water level control master interface (human-computer interaction interface); Comprehensively acquisition directly perceived parameter and the equipment running status relevant with steam generator; When operating personnel through exporting parameter and the equipment running status relevant in this human-computer interaction interface to steam generator water level, when finding that steam generator water level is unusual, can locate fast and accurately and cause steam generator water level that unusual trouble spot takes place; Thereby can intervene fast, to satisfy the rapidity requirement that steam generator water level is intervened.
In step S104, this is exported to the parameter at steam generator water level control master interface, the operation entry relevant with steam generator water level control and equipment running status carry out the functional attributes classification.
In the present embodiment; Parameter that will be relevant with steam generator water level control, the operation entry and the equipment running status function of being correlated with steam generator water level control export to after the steam generator water level control master interface, classify according to the functional attributes of the parameter that exports steam generator water level control master interface to, operation entry and equipment running status.
In step S105, this parameter that exports steam generator water level control master interface to, the operation entry relevant with steam generator water level control and the equipment running status layout at this steam generator water level control master interface is set according to the functional attributes sorting result.
In the present embodiment; To after exporting parameter, equipment running status and operation entry in the steam generator water level control master interface to and classifying according to functional attributes; According to classification results the layout between each parameter, equipment running status and the operation entry is set, makes parameter, equipment running status and the operation entry relevant that export in the steam generator water level control master interface more intuitively comprehensively present to operating personnel with steam generator water level control.The steam generator water level control master interface of operating personnel after the layout can more intuitively obtain parameter, the equipment running status at this steam generator water level control master interface fast, and judges the variation tendency of steam generator water level according to the parameter of obtaining, equipment running status.
In step S106, receive the steam generator water level control instruction of input through the operation entry at this steam generator water level control master interface, and carry out the steam generator water level control operation corresponding with this steam generator water level control instruction.
Wherein steam generator water level control instruction is corresponding with operation entry in the steam generator water level control master interface, mainly comprises feeding water the steam generator master main inlet control valve steering order, bypass valve steering order, main feed pump rotating speed steering order, the adjustment of carbonated drink pressure reduction setting valve being instructed, startup feed pump outlet regulating valve steering order.At this moment; According to the steam generator water level control instruction that receives; Carry out the steam generator water level control corresponding operation with it, as steam regulation generator master feed water the aperture of main inlet control valve or bypass valve, the rotating speed of regulating main feed pump, adjustment carbonated drink pressure reduction setting valve, or regulate the operations such as aperture that start feed pump outlet regulating valve.
In embodiments of the present invention; When operating personnel export parameter and the equipment running status relevant with steam generator water level control in this human-computer interaction interface to through supervision; When finding that steam generator water level is unusual; Can be directly through exporting parameter and the equipment running status in this human-computer interaction interface to; Judge immediately to cause the unusual trouble spot of steam generator water level, and can be through exporting the instant input steam generator water level control instruction of operation entry in this human-computer interaction interface to, so that steam generator water level is regulated timely.
Because the steam generator water level control operation is generally complicated; After steam generator water level being regulated according to the steam generator water level control interface; The equipment that further steam generator is broken down if desired carries out the reason investigation; At this moment, need further obtain or check other parameters or equipment running status that steam generator water level is regulated, further understand the details of steam generator water level control in order to make operating personnel; In another embodiment of the present invention, this steam generator water level control method also comprises the steps:
A, other interface inlets that will be relevant with steam generator water level control export steam generator water level control master interface to.
These other call entries, interface mainly comprise steam generator master Feed Water Regulation System call entry, main feedwater electrodynamic pump system call inlet, start feed-water pump call entry and auxiliary feedwater system call entry.
B, the interface that receives user (operating personnel) input through the interface inlet that exports steam generator water level control master interface to get into request, get into the corresponding expansion relevant with the control of evaporator water level or complement operation and monitoring interface to realize the expansion supervision of steam generator water level and to operate according to the interface request of getting into.
In embodiments of the present invention; Master's feedwater electrodynamic pump system that can receive user's input through the main feedwater electrodynamic pump system entry that exports steam generator water level control master interface to gets into request; Jump to main feedwater electrodynamic pump system interface from steam generator water level control master interface; To realize the startup to the steam generator main feed pump, the control of stopping transport, to realize expansion supervision and operation to steam generator water level.In like manner, other interfaces entering processes for steam generator water level control all can adopt said method to realize, repeat no more at this.
Below illustrate the realization flow of the evaporator water level control method that the embodiment of the invention provides, but the embodiment of the invention does not illustrate with this and exceeds.
When nuclear power generating sets start and bring into operation,, require to keep the steam generator water level control interface to be in open mode in order to guarantee the security of operation of whole nuclear power generating sets always.At steam generator (supposing to comprise in these nuclear power generating sets number one steam generator, No. second steam generator and No. three steam generator) when nuclear reactor is cooled off; Obtain parameter relevant and equipment running status with steam generator water level control; And the parameter relevant with steam generator water level control that will obtain, equipment running status and export same human-computer interaction interface to the relevant operation entry of steam generator water level control, this human-computer interaction interface is the steam generator water level control interface.When supplying water by main feed pump, steam generator water level and control system thereof just often, in this human-computer interaction interface all labour automatically or manual controller all put automatically (except pure manual controller and the controller out of service), in the monitoring state.
When nuclear power generating sets broke down, like full power, wherein number one steam generator water-supply valve turned down because of the on-mechanical cause trouble.At this moment; According to the parameter that exports the steam generator water level control interface to; Can read the number one level in steam generator and feedwater flow all descends from number one steam generator parameter trend aircraft pursuit course (being registering instrument), as to alarming value, then number one steam generator low-water level is reported to the police and is lighted; And No. second steam generator and No. three level in steam generator and feedwater flow are all normal; Their parameter trend aircraft pursuit course (being registering instrument) is straight line always, and carbonated drink pressure reduction is constant, and the main feed pump operation is normal.Operating personnel can show according to the parametric line of registering instrument on this steam generator water level control interface and parameter can judge the trouble spot immediately, and promptly number one steam generator master feeds water and regulates passage fault is arranged.After judging the trouble spot; Operating personnel can be directly through exporting the operation entry on this steam generator water level control interface to; The main feed-regulating valve of first steam generator is set to manually increase its aperture, regulates the feedwater flow that number one steam generator feedwater flow is slightly larger than the second and the 3rd steam generator; First level in steam generator is gone up, and be adjusted to ordinary water level.Like this through exporting parameter, equipment running status and the operation entry relevant to same human-computer interaction interface with steam generator water level control; Make all supervision, control all and accomplish at an interface; Thereby more quicklook steam generator water level is intervened, satisfy the rapidity requirement that steam generator water level is intervened.
Fig. 3 shows the structure of the steam generator water level control device of the nuclear power generating sets that the embodiment of the invention provides, and for the ease of explanation, only shows the part relevant with the embodiment of the invention.The steam generator water level control device of these nuclear power generating sets can be to be built in the unit that software unit, hardware cell or software and hardware in the nuclear power station combine; Also can be used as independently, suspension member is integrated in the nuclear power station or runs in the application system of nuclear power station, wherein:
Parameter detecting unit 31 detects the parameter relevant with steam generator water level control according to checkout equipment.Wherein relevant with steam generator water level control parameter mainly comprises the high water stage and the low-water level warning of every level in steam generator (comprising wide, narrow range), steam generator water level setting valve, every steam flow and main feedwater flow, carbonated drink pressure reduction, steam generator blowdown flow, every auxiliary feedwater flow, auxiliary feed-water tank water level and every steam generator in the nuclear power generating sets.Wherein relevant with steam generator water level control parameter can detect through checkout equipment (like sensor etc.) and obtain.
Information acquisition unit 32 is obtained operation entry relevant with steam generator water level control and equipment running status.
Human-computer interaction interface unit 33 exports the parameter relevant with steam generator water level control that parameter detecting unit 31 detects to steam generator water level control master interface with information acquisition unit 32 operation entries relevant with steam generator water level control that obtain and equipment running status.
Wherein relevant with steam generator water level control operation mainly comprises the feed water control of main inlet control valve and bypass valve, the control of main feed pump rotating speed, the adjustment of carbonated drink pressure reduction setting valve and start feed pump outlet regulating valve to every steam generator master.And the operation entry relevant with steam generator water level control is used to receive the steam generator water level control instruction of user's input.
34 pairs of functional classification unit export the parameter at steam generator water level control master interface to, operation entry and the equipment running status relevant with steam generator water level control carries out the functional attributes classification.
The functional attributes classification results of interface element layout units 35 classification by function unit 34 is provided with this parameter that exports steam generator water level control master interface to, the operation entry relevant with steam generator water level control and the equipment running status layout at this steam generator water level control master interface.
In the present embodiment; According to the parameter that exports steam generator water level control master interface to, the operation entry relevant and the functional attributes classification results of equipment running status with steam generator water level control; The layout at steam generator water level control master interface is set; Make parameter, equipment running status and the operation entry relevant that export in the steam generator water level control master interface more intuitively comprehensively present to operating personnel (user) with steam generator water level control; Make operating personnel can obtain the information relevant more quickly, and then judge the variation tendency of steam generator water level with steam generator water level control.
Water level control module 36 receives the steam generator water level control instruction of input through the operation entry at this steam generator water level control master interface, and carries out the steam generator water level control operation corresponding with this steam generator water level control instruction.
As an alternative embodiment of the invention, this water level control module 36 comprises: steering order receiver module 361 and steering order execution module 362.
This steering order receiver module 361; Be used for the steam generator water level control instruction that operation entry through this steam generator water level control master interface receives user's input, this steam generator water level control instruction comprise the steam generator master feed water main inlet control valve steering order, bypass valve steering order, main feed pump rotating speed steering order, carbonated drink pressure reduction setting valve adjustment instruction, start feed pump outlet regulating valve steering order.
This steering order execution module 362; Be used for carrying out the steam generator water level control operation corresponding with this steam generator water level control instruction according to the steam generator water level control instruction that receives, this steam generator water level control operation comprises that the feed water control of main regulation threshold, bypass valve control, the control of main feed pump rotating speed, the adjustment of carbonated drink pressure reduction setting valve, startup feed pump outlet regulating valve of steam generator master controls.
Because the steam generator water level control operation is generally complicated; After steam generator water level being regulated according to the steam generator water level control interface; The equipment that further steam generator is broken down if desired carries out the reason investigation; At this moment, need further obtain or check other parameters or the equipment running status that steam generator water level is regulated.
In order to make operating personnel further understand the details of steam generator water level control, in another embodiment of the present invention, the steam generator water level control device of these nuclear power generating sets also comprises: sub-interface acquiring unit 37 gets into unit 38 with sub-interface.
This sub-interface acquiring unit 37 will be relevant with steam generator water level control interface inlet export this steam generator water level control master interface to, interface inlet that should be relevant with steam generator water level control comprises steam generator master Feed Water Regulation System inlet, main feedwater electrodynamic pump system entry, start the feed-water pump inlet and auxiliary feedwater system enters the mouth.
This sub-interface gets into unit 38 and gets into request through the interface that this interface inlet that exports this steam generator water level control master interface to receives user's input, gets into the corresponding expansion relevant with steam generator water level control or complement operation and monitoring interface according to the request of getting into of this interface.
In embodiments of the present invention; Through parameter, operation entry and the equipment running status that exports steam generator water level control master interface to being carried out the functional attributes classification; And according to the functional attributes sorting result setting exports parameter, operation entry and the equipment running status at the steam generator water level control master interface layout at steam generator water level control master interface to; Thereby make operating personnel can obtain parameter more intuitively, comprehensively, fast; And judge that unusual reason takes place steam generator water level, realize intervening fast through this steam generator water level control master interface; Other interface inlets that simultaneously will be relevant with steam generator water level control also are simultaneously displayed on steam generator water level control master interface; Thereby make operating personnel directly get into other interfaces, to realize extended operation to steam generator water level control through steam generator water level control master interface.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the steam generator water level control method of nuclear power generating sets is characterized in that, said method comprises the steps:
Detect the parameter relevant according to checkout equipment with steam generator water level control;
Obtain operation entry relevant and equipment running status with steam generator water level control;
With the parameter relevant of detection and operation entry and the equipment running status relevant that obtains, export steam generator water level control master interface to steam generator water level control with steam generator water level control;
The said parameter that exports steam generator water level control master interface to, operation entry and the equipment running status relevant with steam generator water level control are carried out the functional attributes classification;
According to the functional attributes sorting result the said parameter that exports steam generator water level control master interface to, the operation entry relevant with steam generator water level control and the equipment running status layout at said steam generator water level control master interface is set;
Operation entry through said steam generator water level control master interface receives the steam generator water level control instruction of importing, and the execution steam generator water level control operation corresponding with said steam generator water level control instruction.
2. the method for claim 1 is characterized in that, said checkout equipment is wide level sensor and narrow level sensor.
3. the method for claim 1; It is characterized in that; Said operation entry through said steam generator water level control master interface receives the steam generator water level control instruction of input, and execution is specially with the step that the corresponding steam generator water level control of said steam generator water level control instruction is operated:
Operation entry through said steam generator water level control master interface receives the steam generator water level control instruction of user's input, said steam generator water level control instruction comprise the steam generator master feed water main inlet control valve steering order, bypass valve steering order, main feed pump rotating speed steering order, carbonated drink pressure reduction setting valve adjustment instruction, start feed pump outlet regulating valve steering order;
Carry out the steam generator water level control operation corresponding with said steam generator water level control instruction according to the steam generator water level control instruction that receives, said steam generator water level control operation comprises that the feed water control of main regulation threshold, bypass valve control, the control of main feed pump rotating speed, the adjustment of carbonated drink pressure reduction setting valve, startup feed pump outlet regulating valve of steam generator master controls.
4. the method for claim 1 is characterized in that, said method also comprises the steps:
Interface inlet that will be relevant with steam generator water level control exports said steam generator water level control master interface to, and the said interface relevant with steam generator water level control inlet comprises steam generator master Feed Water Regulation System inlet, main feedwater electrodynamic pump system entry, starts feed-water pump inlet and auxiliary feedwater system inlet;
The interface that receives user's input through the said interface inlet that exports said steam generator water level control master interface to gets into request, gets into the corresponding expansion relevant with steam generator water level control or complement operation and monitoring interface according to the request of getting into of said interface.
5. the method for claim 1; It is characterized in that the said parameter relevant with steam generator water level control comprises the high water stage and the low-water level warning of level in steam generator, steam generator water level setting valve, steam generator steam flow and main feedwater flow, carbonated drink pressure reduction, steam generator blowdown flow, auxiliary feedwater flow, auxiliary feed-water tank water level and every steam generator.
6. the method for claim 1 is characterized in that, said equipment running status comprises the main feed pump running status, starts feed pump running status and auxiliary feed water pump running status.
7. the steam generator water level control device of nuclear power generating sets is characterized in that, said device comprises:
The parameter detecting unit is used for detecting the parameter relevant with steam generator water level control according to checkout equipment;
Information acquisition unit is used to obtain operation entry relevant with steam generator water level control and equipment running status;
The human-computer interaction interface unit is used for exporting the parameter relevant with steam generator water level control of detection and operation entry and the equipment running status relevant with steam generator water level control that obtains to steam generator water level control master interface;
The functional classification unit is used for the said parameter that exports steam generator water level control master interface to, operation entry and the equipment running status relevant with steam generator water level control are carried out the functional attributes classification;
The interface element layout units is used for according to the functional attributes sorting result the said parameter that exports steam generator water level control master interface to, the operation entry relevant with steam generator water level control and the equipment running status layout at said steam generator water level control master interface being set;
The water level control module is used for receiving through the operation entry at said steam generator water level control master interface the steam generator water level control instruction of input, and the execution steam generator water level control operation corresponding with said steam generator water level control instruction.
8. device as claimed in claim 7 is characterized in that, said water level control module comprises:
The steering order receiver module; Be used for the steam generator water level control instruction that operation entry through said steam generator water level control master interface receives user's input, said steam generator water level control instruction comprise the steam generator master feed water main inlet control valve steering order, bypass valve steering order, main feed pump rotating speed steering order, carbonated drink pressure reduction setting valve adjustment instruction, start feed pump outlet regulating valve steering order;
The steering order execution module; Be used for carrying out the steam generator water level control operation corresponding with said steam generator water level control instruction according to the steam generator water level control instruction that receives, said steam generator water level control operation comprises that the feed water control of main regulation threshold, bypass valve control, the control of main feed pump rotating speed, the adjustment of carbonated drink pressure reduction setting valve, startup feed pump outlet regulating valve of steam generator master controls.
9. device as claimed in claim 7 is characterized in that, said device also comprises:
Sub-interface acquiring unit; Be used for will be relevant with steam generator water level control interface inlet export said steam generator water level control master interface to, the said interface relevant with steam generator water level control inlet comprises steam generator master Feed Water Regulation System inlet, main feedwater electrodynamic pump system entry, start that feed-water pump enters the mouth and auxiliary feedwater system enters the mouth;
Sub-interface gets into the unit; Be used for getting into request, get into the corresponding expansion relevant or complement operation and monitoring interface with steam generator water level control according to the request of getting into of said interface through the interface that the said interface inlet that exports said steam generator water level control master interface to receives user's input.
10. nuclear power station that comprises the steam generator water level control device of the described nuclear power generating sets of the arbitrary claim of claim 7 to 9.
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| CN201110308444.8A CN102446566B (en) | 2009-01-05 | 2009-01-05 | Steam generator water-level control method and device and nuclear power plant of nuclear power generating unit |
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| CN201110308444.8A CN102446566B (en) | 2009-01-05 | 2009-01-05 | Steam generator water-level control method and device and nuclear power plant of nuclear power generating unit |
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| CN2009101048331A Division CN101483078B (en) | 2009-01-05 | 2009-01-05 | Nuclear power plant, water level control method and system for steam generator |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| US4290850A (en) * | 1978-09-01 | 1981-09-22 | Hitachi, Ltd. | Method and apparatus for controlling feedwater flow to steam generating device |
| SU1025203A1 (en) * | 1981-11-02 | 1987-06-30 | Всесоюзный Теплотехнический Научно-Исследовательский Институт Им.Ф.Э.Дзержинского | Method for automatic control of water level in steam generator drum of two-circuit atomic power plant |
| US5024802A (en) * | 1990-10-22 | 1991-06-18 | Westinghouse Electric Corp. | Method for steam generator water level measurement |
| RU2013689C1 (en) * | 1991-06-26 | 1994-05-30 | Всероссийский теплотехнический научно-исследовательский институт | Water level gage for nuclear power plant steam generator |
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| CN103047151A (en) * | 2012-11-15 | 2013-04-17 | 中国船舶重工集团公司第七一九研究所 | Self-adaptive marine water-feeding pump rotating speed control system and implementation method thereof |
| CN103047151B (en) * | 2012-11-15 | 2015-02-04 | 中国船舶重工集团公司第七一九研究所 | Self-adaptive marine water-feeding pump rotating speed control system and implementation method thereof |
| CN103050158A (en) * | 2012-12-11 | 2013-04-17 | 中国核电工程有限公司 | Control method of auxiliary water feed pumps with automatic outage |
| CN104538068A (en) * | 2013-07-22 | 2015-04-22 | 中国核动力研究设计院 | Method for preventing steam generator from spilling over under heat-transfer tube rupture accident condition |
| CN104165352B (en) * | 2014-08-12 | 2015-12-09 | 广西防城港核电有限公司 | A kind of nuclear power plant evaporator Water-Level Supervising System and method for supervising thereof |
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| CN104965410A (en) * | 2015-04-17 | 2015-10-07 | 华南理工大学 | Dynamic sliding mode variable structure controller of steam generator water level system and control method |
| CN106653129A (en) * | 2016-11-08 | 2017-05-10 | 中国核电工程有限公司 | Functional analysis method for water-supply control of vapor generator by using digital man-machine interface in nuclear power plant |
| CN107342112A (en) * | 2016-12-01 | 2017-11-10 | 中广核工程有限公司 | Steam generator water level method for early warning and device |
| CN107342112B (en) * | 2016-12-01 | 2019-09-10 | 中广核工程有限公司 | Steam generator water level method for early warning and device |
| CN112366012A (en) * | 2020-10-23 | 2021-02-12 | 岭东核电有限公司 | Water level early warning method and device for steam generator, terminal equipment and storage medium |
| CN112366012B (en) * | 2020-10-23 | 2022-05-03 | 岭东核电有限公司 | Water level early warning method and device for steam generator, terminal equipment and storage medium |
| CN114251645A (en) * | 2021-11-15 | 2022-03-29 | 中广核研究院有限公司 | Water level control system and control method for steam generator |
| CN114251645B (en) * | 2021-11-15 | 2023-12-26 | 中广核研究院有限公司 | Steam generator water level control system and control method |
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