CN107537867B - A kind of monitoring method and system collecting the tube valve response time - Google Patents
A kind of monitoring method and system collecting the tube valve response time Download PDFInfo
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Abstract
The invention discloses a kind of monitoring methods and system for collecting the tube valve response time.Wherein, this method includes at least: sending the open signal of the valve on collector, records current triggering moment；Receiving layer cold water falls in the overboard moment on roll surface；The overboard moment is subtracted into the current triggering moment, obtain the response time of the valve on the collector, to realize the test of the response time to the valve on collector, convenient for the monitoring and adjustment to the cold collection tube valve of layer, it prevents caused by mismatching due to the valve site response time coiling temperature overshoot or the occurrence of retardation, and then improves control precision of coiling temperature.
Description
Technical field
The present invention relates to hot rolling technique field more particularly to a kind of monitoring methods and system for collecting the tube valve response time.
Background technique
Moving steel 2160mm hot rolling is conventional semi continuous hot-rolling line, and capital equipment is as shown in Figure 1.Oiler temperature control
Object be exactly cooled region equipment, mainly collector and valve.Cooling zone is defined as exporting pyrometer to ground last volume from finish rolling
Until the pyrometer of bent machine entrance.Cooling zone is divided into thick cold-zone and cold sperm area.The overall cloth of cooling zone before ultrafast cold transformation
Office is as shown in Fig. 2, the total arrangement of ultrafast cold improved cooling zone is as shown in Figure 3.
By Fig. 2 and Fig. 3 it is found that before ultrafast cold transformation, roller repairing region includes 20 groups of laminar flow collectors altogether.Wherein, 1-
18 groups are coarse adjustment collector, and 19-20 group is accurate adjustment collector, and population parameter is as shown in table 1:
1 laminar flow collector parameter list of table
After ultrafast cold transformation, preceding 4 groups of laminar flows coarse adjustment collector replaces with 3 groups of ultrafast cold collectors, and ultrafast cold collector rear portion is new
Increase temperature measuring point UFCT.
The task of oiler temperature control model is that collector water spray is calculated and updated for cooling section preferably to batch temperature to obtain
Degree is calculated in the case where certain flow is horizontal, to reach the valve quantity that target coiling temperature must be opened.The institute of required opening
There is valve to distribute between thick cold-zone and cold sperm area, the valve in thick cold-zone is used for feedforward control, and the valve in cold sperm area is used for
Closed loop feedback control.
Currently, scene has no valve response time test function.Not ease for operation and valve response time test function
Missing will cause the cold collector water of layer and the valve response time is chronically at the state of without supervision, the deviation meeting of valve response time
Cause control precision of coiling temperature lower.
Summary of the invention
The present invention by provide it is a kind of collect the tube valve response time monitoring method and system, solve in the prior art without
The technical issues of method tests the response time of valve realizes the technical effect for improving control precision of coiling temperature.
The present invention provides a kind of monitoring methods for collecting the tube valve response time, include at least:
The open signal for sending the valve on collector, records current triggering moment；
Receiving layer cold water falls in the overboard moment on roll surface；
The overboard moment is subtracted into the current triggering moment, obtains the response time of the valve on the collector.
Further, before the open signal of the valve on the transmission collector, further includes:
Judge whether current state meets water testing and start condition；
If satisfied, executing water testing program；
Judge whether current state meets water testing termination condition；
If satisfied, terminating the water testing program.
It is further, described to judge whether current state meets water testing and start condition, comprising:
Receive triggering information；
Judge the manual mode flag bit in the triggering information whether be empty, collector using flag bit whether be it is empty and
Motor stops whether marker position is empty fastly；
If it using flag bit is not that the empty and described motor stops letter fastly that the manual mode flag bit, which is not empty, the described collector,
Number flag bit is sky, then meets the water testing and start condition.
It is further, described to judge whether current state meets water testing termination condition, comprising:
Receive feedback information；
Judge whether the automatic mode flag bit in the feedback information is empty or whether collector using flag bit is empty；
If the automatic mode flag bit be not the empty or described collector using at least one in flag bit be it is empty, meet
The water testing termination condition.
Further, after the response time for obtaining the valve on the collector, further includes:
The response time is compared with the default response time；
If the response time is sent to distal end less than the first default response time, by the normally opened warning message of valve；Or
If the response time is normal by valve between the described first default response time and the second default response time
Response message is sent to distal end；Or
If the response time presets between the response time in the described second default response time and third, by failsafe valve
Warning message is sent to distal end；Or
If the response time, which is greater than the third, presets the response time, distal end is sent by the normally closed warning message of valve；
Wherein, when the described first default response time preset response less than the described second default response time, described second
Between be less than the third preset the response time.
Further, if the response time presets between the response time in the described second default response time and third,
The response time is compared with the default response time in Mishap Database；
If compared successfully, fault code is obtained；
It is described to send distal end for failsafe valve warning message, comprising:
The distal end is sent by the failsafe valve warning message and the fault code；
If comparison is unsuccessful, the response time is identified into unknown failure code；
It is described to send distal end for failsafe valve warning message, comprising:
The distal end is sent by the failsafe valve warning message and the unknown failure code.
The monitoring system of collection tube valve response time provided by the invention, includes at least:
Moment logging modle records current triggering moment for sending the open signal of the valve on collector；
Reception module falls in the overboard moment on roll surface for receiving layer cold water；
Computing module obtains the valve on the collector for the overboard moment to be subtracted the current triggering moment
Response time.
Further, further includes:
First judgment module starts condition for judging whether current state meets water testing；
First execution module executes water testing program if the judging result for the first judgment module is to meet；
Second judgment module, for judging whether current state meets water testing termination condition；
Second execution module terminates the water testing if the judging result for second judgment module is to meet
Program.
Further, the first judgment module, comprising:
First information receiving unit, for receiving triggering information；
First judging unit, for judging whether the manual mode flag bit in the triggering information is empty, collector use
Whether flag bit is that empty and motor stops whether marker position is empty fastly；If the manual mode flag bit is not empty, described
Collector using flag bit be not the empty and motor stop fastly marker position be it is empty, then meet the water testing and start item
Part.
Further, second judgment module, comprising:
Second information receiving unit, for receiving feedback information；
Second judgment unit, for judging whether the automatic mode flag bit in the feedback information is that empty or collector uses
Whether flag bit is empty；If the automatic mode flag bit is not that the empty or described collector is using at least one in flag bit
Sky then meets the water testing termination condition.
One or more technical solution provided in the present invention, has at least the following technical effects or advantages:
The open signal of the valve on collector is first sent, and records current triggering moment；Receiving layer cold water falls in roll surface again
On the overboard moment；The overboard moment is finally subtracted into current triggering moment, obtains the response time of the valve on collector, thus real
Show the test of the response time to the valve on collector, convenient for the monitoring and adjustment to the cold collection tube valve of layer, it is therefore prevented that due to
Coiling temperature overshoot or the occurrence of retardation caused by the valve site response time mismatches, and then improve and batch temperature
Degree control precision.
Detailed description of the invention
Fig. 1 is the layout for moving steel 2160mm equipment of hot rolling at present；
Fig. 2 is the hot rolling layer cold area domain device distribution figure before ultrafast cold transformation；
Fig. 3 is ultrafast cold improved hot rolling layer cold area domain device distribution figure
Fig. 4 is the flow chart of the monitoring method of collection tube valve response time provided in an embodiment of the present invention；
Fig. 5 is the cold collector setting of layer and feedback operation interface；
Fig. 6 is Operat ion Mode window interface in layer cold interface；
Fig. 7 is button installation signal when testing in the embodiment of the present invention the response time of valve on the cold collector of layer
Figure；
Fig. 8 is the module map of the monitoring system of collection tube valve response time provided in an embodiment of the present invention.
Specific embodiment
The embodiment of the present invention solves existing skill by providing a kind of monitoring method and system for collecting the tube valve response time
The technical issues of can not testing the response time of valve in art, realizes the technology effect for improving control precision of coiling temperature
Fruit.
Technical solution in the embodiment of the present invention is to solve the above problems, general thought is as follows:
The open signal of the valve on collector is first sent, and records current triggering moment；Receiving layer cold water falls in roll surface again
On the overboard moment；The overboard moment is finally subtracted into current triggering moment, obtains the response time of the valve on collector, thus real
Show the test of the response time to the valve on collector, convenient for the monitoring and adjustment to the cold collection tube valve of layer, it is therefore prevented that due to
Coiling temperature overshoot or the occurrence of retardation caused by the valve site response time mismatches, and then improve and batch temperature
Degree control precision.
Above-mentioned technical proposal in order to better understand, in conjunction with appended figures and specific embodiments to upper
Technical solution is stated to be described in detail.
Referring to fig. 4, the monitoring method of collection tube valve response time provided in an embodiment of the present invention, includes at least:
Step S110: the open signal of the valve on collector is sent, current triggering moment is recorded；
The embodiment of the present invention is illustrated, before step S110, judges whether current state meets water testing and open
Beginning condition；
If satisfied, explanation can start to carry out water testing, water testing program is executed；
If not satisfied, explanation is without water testing.
In the present embodiment, judge whether current state meets water testing and start condition, specifically include:
Receive triggering information；
Whether it using flag bit is empty and motor that whether judge to trigger the manual mode flag bit in information be empty, collector
Stop fastly marker position whether be it is empty, that is, judge current state whether be manual mode, collector whether using and whether have motor
Stop signal fastly；
If manual mode flag bit is not that empty, collector is not that empty and motor stops marker position fastly and is using flag bit
Sky, i.e. current state are manual mode, all collectors stop signal using and without motor fastly, then meet water testing and start item
Part.
If at least one is unsatisfactory for 3 above-mentioned conditions, illustrate to be unsatisfactory for starting water testing condition.
After executing water testing program, further includes:
Judge whether current state meets water testing termination condition；
If satisfied, explanation has completed water testing, terminate water testing program；
If not satisfied, explanation continues to execute water testing program without completing water testing.
This step is illustrated:
Receive feedback information；
Judge whether the automatic mode flag bit in feedback information is empty or whether collector using flag bit is empty；
If automatic mode flag bit be not empty or collector using at least one in flag bit be it is empty, meet water testing
Termination condition；
If at least one is unsatisfactory for 2 above-mentioned conditions, illustrate to be unsatisfactory for terminating test condition.
Step S120: receiving layer cold water falls in the overboard moment on roll surface；
Step S130: the overboard moment is subtracted into current triggering moment, obtains the response time of the valve on collector.
Step S140: the response time is compared with the default response time；
If the response time, illustrating valve, there are normally opened failures, by the normally opened alarm signal of valve less than the first default response time
Breath is sent to distal end；Or
It, will if the response time between the first default response time and the second default response time, illustrates valve fault-free
Valve normal response information is sent to distal end；Or
If the response time presets between the response time in the second default response time and third, illustrate that valve prolongs in the presence of unlatching
Failsafe valve warning message is sent distal end by slow failure；Or
If the response time, which is greater than third, presets the response time, illustrating valve, there are normally closed failures, by the normally closed alarm signal of valve
Breath is sent to distal end；
Wherein, the first default response time, it is pre- that the second default response time was less than third less than the second default response time
If the response time.
In the present embodiment, it if the response time presets between the response time in the second default response time and third, will ring
It is compared between seasonable with the default response time in Mishap Database；In the present embodiment, memory response in Mishap Database
Time, fault code corresponding with the response time.
If compared successfully, illustrate to be stored with fault message corresponding with the response time in Mishap Database, obtains event
Hinder code, sends distal end for failsafe valve warning message and fault code；
If comparison is unsuccessful, illustrate without storing fault message corresponding with the response time in Mishap Database, it will
Response time identifies unknown failure code, sends distal end for failsafe valve warning message and unknown failure code.
After functional development finishes, relevant operation requirement is issued, operator periodically checks valve and to event
Barrier valve carries out processing and professional feedback in time.When checking operation area, operator need to only click the cold collector water of layer
After measuring a key test function button, the cold collector of layer will successively be opened every the time of 18s, and operator at the scene or passes through
Picture can monitor the exception of collection tube valve and water.
Wherein, the concrete operations tested to the cold collector water of layer are as follows:
1) referring to Fig. 5, the Operat ion Mode button in the cold picture lower left corner of layer is clicked, opens Operat ion Mode
Window.
2) referring to Fig. 6, the Start button of Test:One by One project is clicked, and clicks Apply button and starts to test.
During the test, the upper header of the cold 5-20 group of layer can be opened successively every 18s.Test:One by One entry
The collector number when front opening can be shown below, while corresponding collector can also show bottle green on the cold key frame of layer.
It should be noted that during the test, Stop button is clicked, and clicking Apply button can manual termination at any time
Test.If not manual termination, can be also automatically stopped after being completed.
In the present embodiment, it is that manual mode, all collectors in layer cold area fall (that it is cold, which to include: layer, for the condition for starting test
5-20 group does not include ultrafast cold collector) and layer cold area without motor stop signal fastly.The condition for terminating test includes: in test process
The Stop button on picture is clicked, automatic mode perhaps is changed in layer cold cut, and perhaps any group of collector lifts or all collection
Pipe is completed.
It should also be noted that, when the actual amount of water and normal flow deviation 0-15m that monitor3When/h, water is carried out
Adjustment.And send out water inspection result in professional mailbox, lower collector pipe is subject to the height of collector on the basis of water.Water
Inspection result it is as shown in Table 3 and Table 4:
Table 3
Table 4
The concrete operations tested the response time of valve on the cold collector of layer are as follows:
Referring to Fig. 7, on case, button is installed, and be routed by the cold machine of layer in every 2 groups of collectors, one end connects button, another
End is connected on the TCD cabinet on the cold side of layer.When Field Force station is on the cold gap bridge of layer, it is seen that when layer cold water falls within roll surface, click
This button, signal feed back to level-one.The PDA curve of level-one automatically records the time of the time that signal issues and button feedback,
Its time difference is the response time of valve.The valve response time by test, the response time of valve substantially can within 3s,
But valve flow reaches stable time within 8-13s.
The inspection of valve response time.It is required that monthly carry out a valve response time test, test result feedback in
Professional mailbox.The inspection result of valve response time is as shown in table 5:
Table 5
If damaging occurs in valve or the response time is slow (valve card resistance, normally opened or normally closed), defective valves are arranged in operator,
And maintenance personal is notified to repair, it is desirable that every shift checks twice, and will check that relative recording is sent out in the way of table 6 in professional postal
Case.
6 valve inspection relative recording table of table
Referring to Fig. 8, the monitoring system of collection tube valve response time provided in an embodiment of the present invention is included at least:
Moment logging modle 100 records current triggering moment for sending the open signal of the valve on collector；
Reception module 200 falls in the overboard moment on roll surface for receiving layer cold water；
Computing module 300, for the overboard moment to be subtracted current triggering moment, when obtaining the response of the valve on collector
Between；
Comparison module 400, for the response time to be compared with the default response time；
First information sending module 500, if the comparison result for comparison module 400 is that the response time is default less than first
Response time, illustrating valve, there are normally opened failures, send distal end for the normally opened warning message of valve；
Second information sending module 600, if the comparison result for comparison module 400 is the response time in the first default sound
Between seasonable between the second default response time, illustrate valve fault-free, sends distal end for valve normal response information；
Third information sending module 700, if the comparison result for comparison module 400 is the response time in the second default sound
It is preset between the response time between seasonable with third, illustrates that valve exists and open delay fault, failsafe valve warning message is sent
To distal end；
In the present embodiment, third information sending module 700, comprising:
Matching unit, if the comparison result for comparison module 400 is the response time in the second default response time and the
Between three default response times, the response time is compared with the default response time in Mishap Database；In the present embodiment
In, memory response time, fault code corresponding with the response time in Mishap Database.
First information transmission unit illustrates Mishap Database if the matching result for matching unit is to compare successfully
In be stored with fault message corresponding with the response time, fault code is obtained, by failsafe valve warning message and fault code
It is sent to distal end；
Second information transmitting unit illustrates fault data if the matching result for matching unit is that comparison is unsuccessful
Without storing fault message corresponding with the response time in library, unknown failure code will be identified the response time, by failsafe valve
Warning message and unknown failure code are sent to distal end.
4th information sending module 800, if the comparison result for comparison module 400 is that the response time is default greater than third
Response time, illustrating valve, there are normally closed failures, send distal end for the normally closed warning message of valve；
Wherein, the first default response time, it is pre- that the second default response time was less than third less than the second default response time
If the response time.
In order to test water, further includes:
First judgment module starts condition for judging whether current state meets water testing；
First execution module, if the judging result for first judgment module is to meet, explanation can start to carry out water
Test executes water testing program；
In the present embodiment, first judgment module, comprising:
First information receiving unit, for receiving triggering information；
First judging unit, for judging to trigger whether the manual mode flag bit in information is empty, collector use mark
Whether position is that empty and motor stops whether marker position is sky fastly, that is, judges whether current state is manual mode, collector is
It is no to use and whether there is motor to stop signal fastly；If manual mode flag bit is not that sky, collector are not sky and electricity using flag bit
Machine stops marker position fastly as sky, i.e., current state is manual mode, all collectors stop signal using and without motor fastly, then full
Sufficient water testing starts condition.
Second judgment module, for judging whether current state meets water testing termination condition；
Second execution module, if for the second judgment module judging result be meet, illustrate to have completed water testing,
Terminate water testing program.
In the present embodiment, the second judgment module, comprising:
Second information receiving unit, for receiving feedback information；
Second judgment unit, for judging whether the automatic mode flag bit in feedback information is that empty or collector uses mark
Whether position is empty；If automatic mode flag bit be not empty or collector using at least one in flag bit be it is empty, meet water
Test termination condition.
[technical effect]
1, the open signal of the valve on collector is first sent, and records current triggering moment；Receiving layer cold water falls in roller again
The overboard moment on face；The overboard moment is finally subtracted into current triggering moment, obtains the response time of the valve on collector, thus
The test of the response time to the valve on collector is realized, convenient for the monitoring and adjustment to the cold collection tube valve of layer, it is therefore prevented that by
On site the valve response time mismatch caused by coiling temperature overshoot or the occurrence of retardation, and then improve and batch
Temperature control precision.
2, it before the open signal for sending the valve on collector, further determines whether to carry out water testing, to realize
Monitoring to the cold collector water of layer, further improves control precision of coiling temperature.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (6)
1. a kind of monitoring method for collecting the tube valve response time, which is characterized in that include at least:
The open signal for sending the valve on collector, records current triggering moment；
Receiving layer cold water falls in the overboard moment on roll surface；
The overboard moment is subtracted into the current triggering moment, obtains the response time of the valve on the collector；
Before the open signal of the valve on the transmission collector, further includes:
Judge whether current state meets water testing and start condition；
If satisfied, executing water testing program；
Judge whether current state meets water testing termination condition；
If satisfied, terminating the water testing program；
It is described to judge whether current state meets water testing and start condition, comprising:
Receive triggering information；
Judge whether the manual mode flag bit in the triggering information whether be empty, collector using flag bit is empty and motor
Stop whether marker position is empty fastly；
If it using flag bit is not that the empty and described motor stops signal post fastly that the manual mode flag bit, which is not empty, the described collector,
Will position is sky, then meets the water testing and start condition.
2. the method as described in claim 1, which is characterized in that
It is described to judge whether current state meets water testing termination condition, comprising:
Receive feedback information；
Judge whether the automatic mode flag bit in the feedback information is empty or whether collector using flag bit is empty；
If the automatic mode flag bit be not the empty or described collector using at least one in flag bit be it is empty, meet described in
Water testing termination condition.
3. the method as described in claim 1, which is characterized in that the response time for obtaining the valve on the collector it
Afterwards, further includes:
The response time is compared with the default response time；
If the response time is sent to distal end less than the first default response time, by the normally opened warning message of valve；Or
If the response time between the described first default response time and the second default response time, by valve normal response
Information is sent to distal end；Or
If the response time presets between the response time in the described second default response time and third, failsafe valve is alarmed
Information is sent to distal end；Or
If the response time, which is greater than the third, presets the response time, distal end is sent by the normally closed warning message of valve；
Wherein, the described first default response time was less than for the described second default response time, and the second default response time is small
The response time is preset in the third.
4. method as claimed in claim 3, which is characterized in that
If the response time presets between the response time in the described second default response time and third, by the response time
It is compared with the default response time in Mishap Database；
If compared successfully, fault code is obtained；
It is described to send distal end for failsafe valve warning message, comprising:
The distal end is sent by the failsafe valve warning message and the fault code；
If comparison is unsuccessful, the response time is identified into unknown failure code；
It is described to send distal end for failsafe valve warning message, comprising:
The distal end is sent by the failsafe valve warning message and the unknown failure code.
5. a kind of monitoring system for collecting the tube valve response time, which is characterized in that include at least:
Moment logging modle records current triggering moment for sending the open signal of the valve on collector；
Reception module falls in the overboard moment on roll surface for receiving layer cold water；
Computing module obtains the sound of the valve on the collector for the overboard moment to be subtracted the current triggering moment
Between seasonable；
Further include:
First judgment module starts condition for judging whether current state meets water testing；
First execution module executes water testing program if the judging result for the first judgment module is to meet；
Second judgment module, for judging whether current state meets water testing termination condition；
Second execution module terminates the water testing program if the judging result for second judgment module is to meet；
The first judgment module, comprising:
First information receiving unit, for receiving triggering information；
First judging unit, for judging whether the manual mode flag bit in the triggering information is empty, collector use mark
Whether position is that empty and motor stops whether marker position is empty fastly；If the manual mode flag bit is not empty, described collector
Be not empty using flag bit and the motor stop fastly marker position be it is empty, then meet the water testing and start condition.
6. system as claimed in claim 5, which is characterized in that second judgment module, comprising:
Second information receiving unit, for receiving feedback information；
Second judgment unit, for judging whether the automatic mode flag bit in the feedback information is that empty or collector uses mark
Whether position is empty；If the automatic mode flag bit be not the empty or described collector using at least one in flag bit be it is empty,
Meet the water testing termination condition.
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| CN110617970B (en) * | 2018-06-19 | 2021-08-17 | 上海汽车集团股份有限公司 | Parking response time testing system and method |
| CN111570538A (en) * | 2020-04-07 | 2020-08-25 | 包头钢铁（集团）有限责任公司 | Test method for improving response speed of hot-rolled laminar cooling water valve |
| CN115351097A (en) * | 2022-08-06 | 2022-11-18 | 新疆八一钢铁股份有限公司 | Method for improving coiling temperature precision under abnormal state of layer cooling model |
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