CN105215308A - A kind of continuous casting divides the control method of base system - Google Patents
A kind of continuous casting divides the control method of base system Download PDFInfo
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- CN105215308A CN105215308A CN201510646477.1A CN201510646477A CN105215308A CN 105215308 A CN105215308 A CN 105215308A CN 201510646477 A CN201510646477 A CN 201510646477A CN 105215308 A CN105215308 A CN 105215308A
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Abstract
The invention discloses the control method that a kind of continuous casting divides base system, described continuous casting divides base system to comprise conticaster body control system (1), continuous casting fluid level control system (2) and big-and-middle bag weighing system (3), and described conticaster body control system (1), continuous casting fluid level control system (2), big-and-middle bag weighing system (3) are connected to each other by network.Adopt technique scheme, can by taking the data gathered by level control, big-and-middle bag weighing system and conticaster body control system, calculated by body control system program again, better carry out the differentiation of steel billet heat, facilitate steel billet to manage and the tracing to the source of accident; Can realize real-time calculating and the metering of steel billet length and weight, make creation data more than you know, its system relate to metering, point multiple project such as base, counting, and it is applied to the various product measured with weight and the length field such as in batches.
Description
Technical field
The invention belongs to the technical field of continuous casting process equipment.More particularly it relates to a kind of control method of continuous casting point base system.
Background technology
At present, all it is after being opened and pouring by year-round work contract system, big unwrap to be sent by button and pours signal mostly for continuous casting point base, dresser and pushes away steel work by this signal, empirically carries out estimation steel billet heat.Fluxion is different, the difference of pulling rate, the appraisal of molten steel surplus in middle bag, and the difference of post work experience can all cause the maximum error of point base, often have ten tons poorer than upper stove or tens tons of this stove, or even last stove can not find semifinished product.Cause point stove chaotic, frequently result in off heat steel billet and miss.The error of real heat can not be traced after quality accident.
The content of the invention
The present invention provides a kind of chaotic situation of heat steel billet point base in continuous casting point base system, the STEELMAKING PRODUCTION link the purpose is to overcome prior art.
To achieve these goals, the technical scheme taken of the present invention is：
The continuous casting point base system of the present invention, including conticaster body control system, continuous casting fluid level control system and big-and-middle bag weighing system, described conticaster body control system, continuous casting fluid level control system, big-and-middle bag weighing system are interconnected by network.
Described network is Ethernet, and described Ethernet is accessed by interchanger.
Described conticaster body control system is provided with continuous casting body industrial computer and continuous casting body PLC system.
Described big-and-middle bag weighing system is provided with big-and-middle bag Weighing module.
Described big-and-middle bag Weighing module is connected with big bag weighing instrument, big bag weighing sensor, middle bag weighing sensor, middle bag weighing instrument respectively by signal wire.
Described continuous casting fluid level control system is provided with level control industrial computer and liquid level PLC system.
Described liquid level PLC system passes through dedicated test line and level control on-site detecting device.
In order to realize with above-mentioned technical proposal identical goal of the invention, present invention also offers the control method of above-described continuous casting point base system, its technical scheme is：
1st, continuous casting fluid level control system by caesium source detect it is each stream molten steel in mold liquid level height, coordinate continuous casting body start-stop pour signal so that judge continuous casting open fluxion number；
2nd, big-and-middle bag weighing system by being gathered in real time, it is thus understood that the actual weight of this stove molten steel is obtained after this big bag gross weight, tare weight, and middle bag can obtain this big unwraps by tare weight and pour preceding middle bag residuals weight；
3rd, conticaster body control system collects data obtained by system above, and further according to the change of itself pulling rate, the steel transportation amount of real-time continuous casting per minute is calculated by program；
4th, the data more than continuous casting point base system synthesis gathered and calculating, so as to be accurately obtained each big bag when withdrawal straightening machine fluxion and pulling rate change, draw the steel time, so as to draw accurate heat point base needed for calculating in real time.
The present invention uses above-mentioned technical proposal, can be by being taken through the data that level control, big-and-middle bag weighing system and conticaster body control system are gathered, again calculated by body control system program, more preferably carry out the differentiation of steel billet heat, facilitate steel billet management and accident to trace to the source；The real-time calculating and metering of steel billet length and weight can be achieved, makes creation data more than you know, multiple projects such as its system relate to measure, point base, counting, it is applied to the various products measured with weight and length the field such as in batches.
Brief description of the drawings
Mark is briefly described as follows in content shown in accompanying drawing and figure：
Fig. 1 is system structure diagram of the invention.
Fig. 2 to Fig. 6 is that steel billet point base calculates PLC program figure, wherein：
Fig. 2：Give new bag time beginning, the clearing that shunting steel billet is counted；
Fig. 3：Give one and pour time beginning, steel billet length is reset；
Fig. 4：Shunting is actual to draw steel billet length and base number calculating (strand length) during steel；
Fig. 5：Shunting is actual to draw steel billet length and base number calculating (changing packet length) during steel；
Fig. 6, the collection (middle bag gross weight) of big-and-middle bag Metal Weight；
Fig. 7：The collection (middle bag Metal Weight) of big-and-middle bag Metal Weight；
Fig. 8, the height of the level control come judges.
Marked in figure：
1st, continuous casting body control system, 2, continuous casting fluid level control system, 3, big-and-middle bag weighing system, 4th, continuous casting body industrial computer, 5, interchanger, 6, continuous casting body PLC system, 7th, signal wire, 8, big bag weighing instrument, 9, big bag weighing sensor, 10th, big-and-middle bag Weighing module, 11, middle bag weighing sensor, 12, middle bag weighing instrument, 13rd, Ethernet, 14, level control industrial computer, 15, liquid level PLC system, 16th, dedicated test line, 17, level control on-site detecting device.
Embodiment
Below against accompanying drawing, by the description to embodiment, the embodiment to the present invention is described in further detail, and has more complete, accurate and deep understanding to inventive concept of the invention, technical scheme to help those skilled in the art.
Structure of the invention as shown in Figure 1, is that a kind of continuous casting divides base system, including conticaster body control system 1, continuous casting fluid level control system 2 and big-and-middle bag weighing system 3.
In order to solve the problem of prior art is present and overcome its defect, the goal of the invention of the chaotic situation of heat steel billet point base in the STEELMAKING PRODUCTION link for overcoming prior art is realized, the technical scheme that the present invention takes is：
As shown in figure 1, the continuous casting point base system of the present invention, described conticaster body control system 1, continuous casting fluid level control system 2, big-and-middle bag weighing system 3 are interconnected by network.
Described network is Ethernet 13, and described Ethernet 13 is accessed by interchanger 5.
The technical scheme is that the system built using level control, big-and-middle bag weighing system and conticaster body control system calculates each stream steel billet weight, so as to reach the method for accurate heat point base effect.Completed present invention incorporates software and hardware, and it is the optimization on existing equipment that hardware, which is built, without excessive investment, with regard to design requirement can be reached.
The chaotic situation of heat steel billet point base in STEELMAKING PRODUCTION link in order to solve prior art, the present invention is only needed to original fluid level control system, big-and-middle bag weighing system and conticaster body control system, by the means such as network erect come, perfect procedure editor is utilized again, realize to continuous casting throwing weight according to big-and-middle bag weight, pulling rate, open stream fluxion real-time calculating, the steel billet amount (i.e. heat base amount) produced by the single big bag accurately calculated is drawn, so as to reach the purpose of accurate heat point base.It can be widely used in the various products measured with weight and length the field such as in batches
Described conticaster body control system 1 is provided with continuous casting body industrial computer 4 and continuous casting body PLC system 6.
Described big-and-middle bag weighing system 3 is provided with big-and-middle bag Weighing module 10.
Described big-and-middle bag Weighing module 10 is connected with big bag weighing instrument 8, big bag weighing sensor 9, middle bag weighing sensor 11, middle bag weighing instrument 12 respectively by signal wire.
Described continuous casting fluid level control system 2 is provided with level control industrial computer 14 and liquid level PLC system 15.
Described liquid level PLC system 15 passes through dedicated test line 16 and level control on-site detecting device 17.
In order to realize and above-mentioned technical proposal identical goal of the invention, present invention also offers the control method of above-described continuous casting point base system, its technical scheme is the comprehensive data acquisition using multiple systems, adds software program and calculates accurate heat point base achievement.
As shown in Fig. 2 to Fig. 8, this method is：
1st, continuous casting fluid level control system 2 by caesium source detect it is each stream molten steel in mold liquid level height, coordinate continuous casting body start-stop pour signal so that judge continuous casting open fluxion number；
2nd, big-and-middle bag weighing system 3 by being gathered in real time, it is thus understood that the actual weight of this stove molten steel is obtained after this big bag gross weight, tare weight, and middle bag can obtain this big unwraps by tare weight and pour preceding middle bag residuals weight；
3rd, conticaster body control system 1 collects data obtained by system above, and further according to the change of itself pulling rate, the steel transportation amount of real-time continuous casting per minute is calculated by program；
4th, the data more than continuous casting point base system synthesis gathered and calculating, so as to be accurately obtained each big bag when withdrawal straightening machine fluxion and pulling rate change, draw the steel time, so as to draw accurate heat point base needed for calculating in real time.
The beneficial effects of the invention are as follows,：It can be calculated again by body control system program by the data for being taken through level control, big-and-middle bag weighing system and conticaster body control system are gathered, more preferably carry out the differentiation of steel billet heat, facilitate tracing to the source for steel billet management and accident.The real-time calculating and metering of steel billet length and weight can be achieved, makes creation data more than you know, its system relate to measure, point base, multiple projects such as counting.It is widely used, promotes various products measured with weight and length to wait field in batches, it is desirable to be applied in more fields.
1st, spacing, object detection：Such as Fig. 2, the comparing function (CMP in PLC is utilized>1), exported when the electric current IN1 values detected in frequency converter are more than IN2, be delayed and exported by 2S, so that control device is operated.
2nd, equipment protection：The long delay of motor, short delay, limiting value are set so as to come the equipment of protecting operating using PLC comparing functions.
3rd, equipment fault is detected：Utilize the change record data for reading current of electric, the mechanical breakdown of driven loads is judged with curve map by WinCC gathered datas, the limiting value alarm of setting recording curve change sets number of times, so as to play the purpose of automatic alarm, so as to prevent the generation of mechanical accident in advance；
The present invention is exemplarily described above in association with accompanying drawing; the obvious present invention, which is implemented, to be not subject to the restrictions described above; as long as employing the improvement for the various unsubstantialities that method of the present invention design and technical scheme are carried out; or it is not improved by the present invention design and technical scheme directly apply to other occasions, within protection scope of the present invention.
Claims (7)
1. a kind of control method of continuous casting point base system, described continuous casting point base system includes conticaster body control system (1), continuous casting fluid level control system (2) and big-and-middle bag weighing system (3), and described conticaster body control system (1), continuous casting fluid level control system (2), big-and-middle bag weighing system (3) are interconnected by network；
It is characterized in that the control method is：
1), continuous casting fluid level control system (2) by caesium source detect it is each stream molten steel in mold liquid level height, coordinate continuous casting body start-stop pour signal so that judge continuous casting open fluxion number；
2), big-and-middle bag weighing system (3) by being gathered in real time, it is thus understood that the actual weight of this stove molten steel is obtained after this big bag gross weight, tare weight, and middle bag can obtain this big unwraps by tare weight and pour preceding middle bag residuals weight；
3), conticaster body control system (1) collects data obtained by system above, and further according to the change of itself pulling rate, the steel transportation amount of real-time continuous casting per minute is calculated by program；
4) data, more than continuous casting point base system synthesis gathered and calculating, so as to be accurately obtained each big bag when withdrawal straightening machine fluxion and pulling rate change, draw the steel time, so as to draw accurate heat point base needed for calculating in real time.
2. according to the continuous casting described in claim 1 point base system, it is characterised in that：Described network is Ethernet (13), and described Ethernet (13) is accessed by interchanger (5).
3. according to the continuous casting described in claim 1 point base system, it is characterised in that：Described conticaster body control system (1) is provided with continuous casting body industrial computer (4) and continuous casting body PLC system (6).
4. according to the continuous casting described in claim 1 point base system, it is characterised in that：Described big-and-middle bag weighing system (3) is provided with big-and-middle bag Weighing module (10).
5. according to the continuous casting described in claim 4 point base system, it is characterised in that：Described big-and-middle bag Weighing module (10) is connected with big bag weighing instrument (8), big bag weighing sensor (9), middle bag weighing sensor (11), middle bag weighing instrument (12) respectively by signal wire.
6. according to the continuous casting described in claim 1 point base system, it is characterised in that：Described continuous casting fluid level control system (2) is provided with level control industrial computer (14) and liquid level PLC system (15).
7. according to the continuous casting described in claim 6 point base system, it is characterised in that：Described liquid level PLC system (15) passes through dedicated test line (16) and level control on-site detecting device (17).
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| CN201510646477.1A CN105215308A (en) | 2015-09-30 | 2015-09-30 | A kind of continuous casting divides the control method of base system |
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| CN105215308A true CN105215308A (en) | 2016-01-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393188A (en) * | 2022-01-04 | 2022-04-26 | 重庆钢铁股份有限公司 | Method for automatically judging ladle casting time in continuous casting process by system |
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| US3478808A (en) * | 1964-10-08 | 1969-11-18 | Bunker Ramo | Method of continuously casting steel |
| US3677333A (en) * | 1970-01-26 | 1972-07-18 | Borg Warner | Start-up system for continuous casting mold |
| CN102189237A (en) * | 2008-12-30 | 2011-09-21 | 内蒙古包钢钢联股份有限公司 | System integration technology for dynamic soft reduction of continuously-cast billet |
| CN102847892A (en) * | 2012-09-05 | 2013-01-02 | 江苏永钢集团有限公司 | Heat recognition device for continuous casting machine |
| CN103317110A (en) * | 2013-06-13 | 2013-09-25 | 唐山渤海冶金设备有限责任公司 | High-efficiency automatic casting starting system based on crystallizer liquid level detection |
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2015
- 2015-09-30 CN CN201510646477.1A patent/CN105215308A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3478808A (en) * | 1964-10-08 | 1969-11-18 | Bunker Ramo | Method of continuously casting steel |
| US3677333A (en) * | 1970-01-26 | 1972-07-18 | Borg Warner | Start-up system for continuous casting mold |
| CN102189237A (en) * | 2008-12-30 | 2011-09-21 | 内蒙古包钢钢联股份有限公司 | System integration technology for dynamic soft reduction of continuously-cast billet |
| CN102847892A (en) * | 2012-09-05 | 2013-01-02 | 江苏永钢集团有限公司 | Heat recognition device for continuous casting machine |
| CN103317110A (en) * | 2013-06-13 | 2013-09-25 | 唐山渤海冶金设备有限责任公司 | High-efficiency automatic casting starting system based on crystallizer liquid level detection |
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| 唐继英: "《现场总线技术》", 31 July 2008, 天津大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393188A (en) * | 2022-01-04 | 2022-04-26 | 重庆钢铁股份有限公司 | Method for automatically judging ladle casting time in continuous casting process by system |
| CN114393188B (en) * | 2022-01-04 | 2023-11-17 | 重庆钢铁股份有限公司 | Method for automatically judging ladle casting time in continuous casting process by system |
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