CN104217548A - Method and device for processing first-out alarm of gas turbines - Google Patents
Method and device for processing first-out alarm of gas turbines Download PDFInfo
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- CN104217548A CN104217548A CN201410444024.6A CN201410444024A CN104217548A CN 104217548 A CN104217548 A CN 104217548A CN 201410444024 A CN201410444024 A CN 201410444024A CN 104217548 A CN104217548 A CN 104217548A
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000003672 processing method Methods 0.000 claims description 13
- 238000004458 analytical method Methods 0.000 abstract description 7
- 230000001960 triggered effect Effects 0.000 abstract description 6
- 230000032683 aging Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000012163 sequencing technique Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The invention provides a method and a device for processing first-out alarm of gas turbines. The method for processing the first-out alarm of the gas turbines includes S1, judging whether the first-out alarm at a current moment is triggered or not when alarm signals are generated, executing a step S2 if the first-out alarm at the current moment is not triggered, or executing a step S3 if the first-out alarm at the current moment is triggered; S2, utilizing the generated alarm signals as first-out alarm and latching serial numbers corresponding to the generated alarm signals; S3, utilizing alarm signals corresponding to recently latched serial numbers as first-out alarm. The method and the device have the advantages that the first-out alarm accuracy and timeliness can be improved by the aid of the method and the device, accordingly, users can judge alarm faults straightly, a large quantity of time can be saved, and the accident analysis efficiency can be improved.
Description
Technical field
The present invention relates to Gas Turbine Control Technique field, particularly relate to a kind of gas turbine head and go out alarm processing method and device.
Background technology
Head has first alerting signal of reporting to the police and occurring when referring to production equipment exception or fault, and this signal is significant for the analysis of failure cause.A large amount of automatic relay protective scheme is provided with, trigger protection action in abnormal cases, for the protection of the safety of gas turbine relevant device and personnel in gas turbine control and protection system.When after protection system generation action; power station operations staff needs to carry out fault analysis according to first reason of trigger protection action; therefore; gas turbine control and protection system should arrange head and go out warning system; judge the signal triggered at first according to the sequencing of trigger event, and remind operations staff by the form of reporting to the police.
In the world, the existing warning system of gas turbine control system, is not provided with head and goes out function.When occurring when reporting to the police, operations staff need check alarm list, judge the sequencing occurred of reporting to the police, because alarm set point is many, need the time of inspection longer, operations staff is difficult to make correct judgement at short notice, easily cause erroneous judgement, be very unfavorable for crash analysis, and when problem does not solve, the time point of unit starting next time can be affected, thus cause huge economic loss.
Summary of the invention
(1) technical matters that will solve
The technical problem to be solved in the present invention is: provide a kind of gas turbine head to go out alarm processing method and device, can improve the accuracy and ageing that head goes out to report to the police.
(2) technical scheme
For solving the problems of the technologies described above, the invention provides a kind of gas turbine head and going out alarm processing method, comprising:
Whether S1: when producing alerting signal, judge that current time head goes out to report to the police and trigger, do not trigger, perform step S2, trigger, perform step S3 if current time head goes out to report to the police if current time head goes out to report to the police;
S2: the alerting signal of described generation is gone out to report to the police as head, and the sequence number corresponding to the alerting signal of described generation is latched;
S3: continue the alerting signal corresponding to the sequence number of time latch recently to go out to report to the police as head.
Further, also comprise after step S2:
Sequence number corresponding to the alerting signal of described generation is stored.
Further, also comprise after step S2:
Sequence number corresponding to the alerting signal of described generation is shown.
Further, by the sequence number red display corresponding to the alerting signal of described generation.
Further, also comprise after step S2:
Other alerting signal outside the alerting signal shielding described generation.
For solving the problems of the technologies described above, the present invention also provides a kind of gas turbine head for realizing said method to go out alert process device, comprises latch units or gate logic unit, not gate logical block and at least two-way alerting signal input interface;
Wherein, each road alerting signal input interface is for receiving the alerting signal of different sequence number, each road alerting signal input interface described comprises and gate logic unit and rest-set flip-flop, the described first input end with gate logic unit is for receiving alerting signal, describedly to be connected with the output terminal of described not gate logical block with the second input end of gate logic unit, described end with the S of described rest-set flip-flop with the output terminal of gate logic unit is connected, and the Q end of described rest-set flip-flop is connected with the described or input end of gate logic unit and the input end of described latch units;
Output terminal that is described or gate logic unit is connected with the input end of described not gate logical block;
Described latch units for calculate as head go out report to the police alerting signal corresponding to sequence number and latch.
Further, also comprise reset unit, described reset unit is held with the R of described rest-set flip-flop and is connected.
Further, also comprise display unit, for show as head go out report to the police alerting signal corresponding to sequence number.
(3) beneficial effect
The present invention can improve the accuracy and ageing that head goes out to report to the police, and user is hit the nail on the head to the judgement of alarm failure, saves a large amount of time, and then improve the efficiency of crash analysis.
Accompanying drawing explanation
Fig. 1 be a kind of gas turbine that embodiment of the present invention provides first go out the process flow diagram of alarm processing method;
Fig. 2 be a kind of gas turbine that embodiment of the present invention provides first go out the schematic diagram of alert process principle of device;
Fig. 3 be a kind of gas turbine that embodiment of the present invention provides first go out the schematic diagram of alert process device.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
Fig. 1 be a kind of gas turbine that embodiment of the present invention provides first go out the process flow diagram of alarm processing method, this gas turbine head goes out alarm processing method and comprises:
Whether S1: when producing alerting signal, judge that current time head goes out to report to the police and trigger, do not trigger, perform step S2, trigger, perform step S3 if current time head goes out to report to the police if current time head goes out to report to the police, particularly, can classify to the alerting signal in gas turbine steering logic in advance, such as then same class can be assigned to as the various alerting signal of combustion engine chaser that causes, then distribute different sequence numbers to the different alarm under same classification, thus can find corresponding alerting signal according to sequence number, when producing alerting signal, judge that current time head goes out to report to the police whether to trigger, such as, can judge whether that the sequence number existed corresponding to alerting signal is latched, if there is sequence number to be latched, then illustrate that head goes out to report to the police to trigger, if unnumbered is latched, then illustrate that head goes out to report to the police not trigger.
S2: the alerting signal of described generation is gone out to report to the police as head, and the sequence number corresponding to the alerting signal of described generation is latched; Particularly, if current time does not have sequence number to be latched, then judge to go out to report to the police headed by this alerting signal, and the sequence number corresponding to the alerting signal of this generation is carried out record latch.
S3: continue the alerting signal corresponding to the sequence number of time latch recently to go out to report to the police as head.If current time exists sequence number be recorded latch, illustrate that head goes out to report to the police and trigger, then continue to preserve the secondary sequence number latched recently.
Preferably, also comprise upon step s 2:
Sequence number corresponding to the alerting signal of described generation is stored, such as, this sequence number can be sent to Alarm Server and store.
Preferably, also comprise upon step s 2:
Sequence number corresponding to the alerting signal of described generation is shown.Such as, by the sequence number red display corresponding to the alerting signal of described generation.
Preferably, other alerting signal outside the alerting signal that can also shield described generation upon step s 2.Thus making after head goes out to report to the police triggering, the triggering of any alerting signal no longer has an impact to the sequence number latched.
The gas turbine head that embodiment of the present invention provides goes out alarm processing method, can improve the accuracy and ageing that head goes out to report to the police, and user is hit the nail on the head to the judgement of alarm failure, saves a large amount of time, and then improve the efficiency of crash analysis.
In addition, embodiment of the present invention additionally provides a kind of gas turbine head for realizing said method and goes out alert process device, as shown in Figure 2, first the alerting signal in gas turbine steering logic is classified, such as then same class can be assigned to as the various alerting signal of combustion engine chaser that causes, because when combustion engine chaser time, need inspection first to cause the condition of chaser, analyze reason.The alerting signal of certain classification shown in Fig. 2 has multiple, and from the 1st tunnel alerting signal to N road alerting signal, all alerting signals all input gas turbine head and go out alert process device.The object that this gas turbine head goes out alert process device is exactly to record first alerting signal triggered, this gas turbine head goes out alert process device and judges that head goes out sequence number (sequence number as corresponding to the alerting signal that head goes out to report to the police) and whether exists, the moment of if there is no then triggering when the alerting signal of first in alerting signal records its sequence number and exports, and also this sequence number can be sent to Alarm Server and store; Be recorded if head goes out sequence number, then the triggering of any alerting signal no longer produces any impact to the record that head goes out sequence number.In addition, also monitor the output that this gas turbine head goes out alert process device in real time by man-machine interface, after head goes out to report to the police generation, man-machine interface then goes out warning according to the sequence number occurred to head and shows, in order to make warning more eye-catching, head can be gone out warning and making red color.In addition, this gas turbine head goes out alert process device also can receive ann reset signal, after head goes out to report to the police generation, user confirms alerting signal, then this confirmation signal goes out alert process device by ann reset signal transmission to gas turbine head, now, gas turbine first go out the head of alert process device to record go out sequence number and carry out clearings reset, to start going out warning to the head of next round carrying out record.
Particularly, see Fig. 3, this gas turbine head goes out alert process device and comprises latch units 1 or gate logic unit 2, not gate logical block 3 and at least two-way alerting signal input interface;
Wherein, each road alerting signal input interface is for receiving the alerting signal of different sequence number, each road alerting signal input interface described comprises and gate logic unit 4 and rest-set flip-flop 5, the described first input end with gate logic unit is for receiving alerting signal, describedly to be connected with the output terminal of described not gate logical block with the second input end of gate logic unit, described end with the S of described rest-set flip-flop with the output terminal of gate logic unit is connected, and the Q end of described rest-set flip-flop is connected with the described or input end of gate logic unit and the input end of described latch units;
Output terminal that is described or gate logic unit is connected with the input end of described not gate logical block;
Described latch units for calculate as head go out report to the police alerting signal corresponding to sequence number and latch.
Wherein, above-mentioned this gas turbine head goes out alert process device and also comprises reset unit 6, and described reset unit is held with the R of described rest-set flip-flop and is connected, for going out alert process device input ann reset signal to this gas turbine head.
Particularly, when head go out sequence number Unrecorded time, any road alerting signal input all can trigger each self-corresponding rest-set flip-flop, after any road rest-set flip-flop is triggered, then all rest-set flip-flop conductively-closeds, head goes out alert process device and is in disable state, no longer records other alerting signal, achieves the record that head goes out sequence number.After warning solves, to be resetted rest-set flip-flop by reset unit, then gas turbine head goes out alert process device and again devotes oneself to work to go out warning to next round head and carry out record, wherein the output ALM_First_out of latch units is that a packing amount exports, the digital quantity of input is packaged as analog quantity, the head realizing whole rest-set flip-flop by a point goes out record, and wherein, the output ALM_First_out of latch units is as follows:
Alm_First_Out=In_1*2^0+In_2*2^1+In_3*2^2+ ... + In_N*2^ (N-1), In_N are the input of N road alerting signal.
Preferably, this gas turbine head goes out alert process device and also comprises display unit, to provide man-machine interface, and then can show the sequence number corresponding to alerting signal going out to report to the police as head.
The gas turbine head that embodiment of the present invention provides goes out alert process device, can improve the accuracy and ageing that head goes out to report to the police.In addition, realize the first real-time display going out to report to the police by display unit, be conducive to the accuracy and the rapidity that improve user's failure judgement reason.And the present invention is by realizing existing control system amendment, without the need to other additional soft hardware equipment, its workload is little, saves financial resource and material resource human resources; In addition, the mode that also can go out warning or software and hardware combining by pure hardware design head is carried out head and is gone out to report to the police, and user is hit the nail on the head to the judgement of alarm failure, saves a large amount of time, and then improve the efficiency of crash analysis.
Above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (8)
1. gas turbine head goes out an alarm processing method, it is characterized in that, comprising:
Whether S1: when producing alerting signal, judge that current time head goes out to report to the police and trigger, do not trigger, perform step S2, trigger, perform step S3 if current time head goes out to report to the police if current time head goes out to report to the police;
S2: the alerting signal of described generation is gone out to report to the police as head, and the sequence number corresponding to the alerting signal of described generation is latched;
S3: continue the alerting signal corresponding to the sequence number of time latch recently to go out to report to the police as head.
2. gas turbine head according to claim 1 goes out alarm processing method, it is characterized in that, also comprises after step S2:
Sequence number corresponding to the alerting signal of described generation is stored.
3. gas turbine head according to claim 1 goes out alarm processing method, it is characterized in that, also comprises after step S2:
Sequence number corresponding to the alerting signal of described generation is shown.
4. gas turbine head according to claim 3 goes out alarm processing method, it is characterized in that, by the sequence number red display corresponding to the alerting signal of described generation.
5. gas turbine head according to claim 1 goes out alarm processing method, it is characterized in that, also comprises after step S2:
Other alerting signal outside the alerting signal shielding described generation.
6. the gas turbine head for realizing arbitrary described method in claim 1 to 5 goes out an alert process device, it is characterized in that, comprises latch units or gate logic unit, not gate logical block and at least two-way alerting signal input interface;
Wherein, each road alerting signal input interface is for receiving the alerting signal of different sequence number, each road alerting signal input interface described comprises and gate logic unit and rest-set flip-flop, the described first input end with gate logic unit is for receiving alerting signal, describedly to be connected with the output terminal of described not gate logical block with the second input end of gate logic unit, described end with the S of described rest-set flip-flop with the output terminal of gate logic unit is connected, and the Q end of described rest-set flip-flop is connected with the described or input end of gate logic unit and the input end of described latch units;
Output terminal that is described or gate logic unit is connected with the input end of described not gate logical block;
Described latch units for calculate as head go out report to the police alerting signal corresponding to sequence number and latch.
7. gas turbine head according to claim 6 goes out alert process device, it is characterized in that, also comprises reset unit, and described reset unit is held with the R of described rest-set flip-flop and is connected.
8. go out alert process device according to the arbitrary described gas turbine head of claim 6 to 7, it is characterized in that, also comprise display unit, for showing the sequence number corresponding to the alerting signal that goes out to report to the police as head.
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| CN201410444024.6A CN104217548B (en) | 2014-09-02 | 2014-09-02 | Gas turbine head goes out alarm processing method and device |
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| CN201410444024.6A CN104217548B (en) | 2014-09-02 | 2014-09-02 | Gas turbine head goes out alarm processing method and device |
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| CN104217548A true CN104217548A (en) | 2014-12-17 |
| CN104217548B CN104217548B (en) | 2016-09-07 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105448369A (en) * | 2015-11-26 | 2016-03-30 | 福建宁德核电有限公司 | Nuclear power station device fault diagnosis method and system |
| CN109519234A (en) * | 2018-09-03 | 2019-03-26 | 大唐陕西发电有限公司 | A kind of guard method preventing small turbine tripping |
| CN111725089A (en) * | 2019-03-19 | 2020-09-29 | 北京北方华创微电子装备有限公司 | Alarm configuration method and device |
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| CN105448369A (en) * | 2015-11-26 | 2016-03-30 | 福建宁德核电有限公司 | Nuclear power station device fault diagnosis method and system |
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| CN111725089B (en) * | 2019-03-19 | 2023-08-18 | 北京北方华创微电子装备有限公司 | Alarm configuration method and device |
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Denomination of invention: Method and device for processing first-out alarm of gas turbines Effective date of registration: 20171115 Granted publication date: 20160907 Pledgee: Tsinghua Holdings Co., Ltd. Pledgor: Beijing Huatsing Gas Turbine & IGCC Technology Co., Ltd. Registration number: 2016990000853 |
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