CN105215312A - A kind of double-roll thin-belt continuous casting roller cooling water flow amount control method - Google Patents
A kind of double-roll thin-belt continuous casting roller cooling water flow amount control method Download PDFInfo
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- CN105215312A CN105215312A CN201510642922.7A CN201510642922A CN105215312A CN 105215312 A CN105215312 A CN 105215312A CN 201510642922 A CN201510642922 A CN 201510642922A CN 105215312 A CN105215312 A CN 105215312A
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Abstract
A kind of double-roll thin-belt continuous casting roller cooling water flow amount control method, every root casting roll has more than one water inlet and corresponding delivery port, correspondingly, every root casting roll inside defines more than one independent cooling-water duct, is provided with flow control valve can regulates flow by the cooling water in this cooling-water duct at the delivery port of each cooling-water duct.The water pump of regulating flow quantity is adopted to provide cooling water to two casting rolls, meanwhile, flow controller monitoring casting roll each cooling-water duct inner cooling water flow q
n, and according to this flow q
nwith cooling-water duct inner cooling water flow mean value
deviation, regulate corresponding flow control valve to change cooling water flow in corresponding cooling-water duct, the flow finally realized in single casting roll in each cooling-water duct is consistent, thus realizes casting roll internal cooling even intensity.It is high that the inventive method has cooling water flow control accuracy, the advantages such as fast response time.
Description
Technical field
The present invention relates to thin band continuous casting technique technology, particularly a kind of double-roll thin-belt continuous casting roller cooling water flow amount control method.
Background technology
Twin-roll thin strip continuous casting technology typical production process is: the molten steel of melting equably cloth stream at two opposite direction rotatings, molten bath is formed in the space that the baffle plate leading to water-cooled casting roll and ceramic material surrounds, molten steel solidifies at roll surface, and forms Thin Strip Steel between two casting rolls.
As described in typical process, casting roll generally has water inlet and the delivery port of cooling water water, cooling water passes in roller by water inlet, and enter and be generally positioned at below roll surface, what be evenly arranged along roll surface circumference somely runs through in the little cooling water hole of the body of roll, and cooling water takes away the heat that roll surface molten steel solidification discharges while flowing through these little cooling water holes, temperature also can raise, be discharged to storage cistern eventually through the delivery port in casting roll, reuse after cooling.
Ideally, each cooling-water duct of every root casting roll has identical flow field characteristic, and namely the cooling water of uniform pressure, flow, temperature flows through a certain group of cooling-water duct and all can raise same temperature, have the same pressure loss.Actually this is not so, the flow field characteristic of a certain group of cooling-water duct all can be caused to be different from other groups because may there are some dimensional discrepancys or add the entity difference that frock defect etc. formed in process.Therefore, in order to ensure the cooling uniformity of casting roller surface, need the parameter such as cooling water flow, pressure and temperature accurately controlling each group cooling-water duct, make the discharge passed through in each group cooling-water duct equal, thus make up the casting roll Local cooling strength difference that manufacturing deficiency causes.
Patent WO03055623A1 provides a kind of method, be multiplied by the water yield by the casting roll water-in and water-out temperature difference measured and obtain calorie value that molten steel solidification discharges (its think equal the heat that cooling water takes away), and then extrapolated the temperature of roll surface by computer system in conjunction with other intrinsic Solidification Parameters.Although the heat that this method also adopts water temperature difference and water yield cheek cooling water to take away, it has been used for anti-push roller surface temperature.
Summary of the invention
The object of the present invention is to provide a kind of double-roll thin-belt continuous casting roller cooling water flow amount control method, directly can control the intensity of cooling of every root casting roll, and the intensity of cooling of each cooling-water duct in casting roll can be regulated separately, and then ensureing the cooling uniformity of two casting rolls, control method is rapid, means are reliable; And water system of the present invention is simple and reliable, target flow can be reached rapidly.And by finely tuning the flow of each delivery port, can be that control system reaches stable state rapidly.
For reaching described object, technical scheme of the present invention is:
A kind of double-roll thin-belt continuous casting roller cooling water flow amount control method, one or more delivery ports that every root casting roll has one or more water inlet and corresponds, correspondingly, every root casting roll inside defines one or more independent cooling-water duct; Be provided with flow control valve at the delivery port of each cooling-water duct and can regulate separately cooling water flow in this cooling-water duct, the flow realized in this root casting roll in each cooling-water duct is consistent.Wherein, adopting one or morely the water pump of adjust flux can provide cooling water by same or multiple pipeline to two casting rolls, the cooling water total flow of single casting roll is confined near target flow Q by the pressure controlling water pump.And then every root casting roll cooling-water duct cooling water flow q monitored by flow controller
n, and obtain this flow q
nwith cooling-water duct inner cooling water flow mean value
deviation, change the cooling water flow in this cooling-water duct according to the corresponding flow control valve of this bias adjustment, the flow finally realized in this casting roll in each cooling-water duct is consistent; Further, if the cooling water total flow of single casting roll does not reach target flow Q, then, the output pressure P by changing water pump makes the cooling water total flow of each cooling-water duct reach desired value Q by flow controller.
Wherein, every root casting roll the cooling water flow desired value Q that leads to preset according to process requirements, the cooling water flow desired value of two casting rolls can identical also can not be identical; Wherein, every root casting roll inner lead to cooling water flow desired value Q be a range of flow, it is round needing according to casting process to calculate required theoretical cooling water flow Q
0fluctuation, that is:
Q∈[Q
0±ΔQ]1)
Wherein: Δ Q is that theoretical cooling water flow allows undulate quantity deviation, 2 ~ 3%.
The delivery port of each cooling-water duct of casting roll is provided with flow control valve, and it can regulate the cooling water flow in this cooling-water duct and detect and transmission cooling water flow q
nthe signal of telecommunication, and be provided with and detect cooling water pressure p
ndevice and the signal of telecommunication input, output device; The water pump of one or more adjustable pressure and flow provides cooling water to two casting rolls simultaneously, and first, flow controller controls water pump and reaches its goal pressure P, and stable; Then, flow controller can know each cooling-water duct inner cooling water flow value q according to the signal of telecommunication value of feedback in single casting roll exit
n, and try to achieve this casting roll cooling-water duct inner cooling water flow mean value
that is:
Wherein, n is casting roll inner cooling water number of active lanes for this reason, n=1,2,3......;
Finally, flow controller is according to q
nwith
between difference, send Flow-rate adjustment valve opening variable quantity to the flow control valve of corresponding cooling-water duct, drive its action, finally make flow value in each cooling-water duct in single casting roll equal, that is:
Q
1=q
2=q
3=... .=q
n, wherein, n=1,2,3.......3)
If the cooling water total flow of single casting roll does not reach target flow Q, then, the output pressure P by slightly changing water pump makes single casting roll cooling water total flow reach desired value by flow controller, wherein, the cooling water flow sum that target flow Q passes through in cooling-water duct in casting roll for this reason, that is:
Q=∑ q
n, wherein, n=1,2,3.......4)
Further, double-roll thin-belt continuous casting roller cooling water flow amount control method of the present invention, comprises the steps:
1) flow controller is according to single casting roll each cooling-water duct inner cooling water flow value q
n, and try to achieve this casting roll cooling-water duct inner cooling water flow mean value
that is:
2) flow controller make in every root casting roll each cooling-water duct in flow value q
nwith mean value
equal, namely flow controller is according to q
nwith
between difference, send Flow-rate adjustment valve opening variable quantity to the flow control valve of corresponding cooling-water duct, drive its action, compensate this cooling-water duct flow deviation, finally make flow value in each cooling-water duct in single casting roll equal, q
1=q
2=q
3=... .=q
n, wherein, n=1,2,3......3);
3) adjusting the output pressure P of water pump makes the cooling water flow sum passed through in every root casting roll inner cooling water passage equal target flow Q, the cooling water flow sum that target flow Q passes through in cooling-water duct in casting roll for this reason, that is:
Q=∑ q
n, wherein, n=1,2,3......4);
4) circulation carries out above-mentioned steps, until the end of job.
Again, any one cooling-water duct of casting roll inside all includes a water inlet and a delivery port and is positioned at below roll surface along some little cooling water holes running through the body of roll that roll surface circumference is evenly arranged, in casting cycle, cooling water enters in roller from water inlet, and cooling water uniform distribution is given the little cooling water hole communicated with it, cooling water flow is taken away molten steel and is solidified discharged heat at roll surface when these little cooling water holes.
In addition, the little cooling water hole corresponding to any two cooling-water ducts is spaced apart in casting roll circumference, does not come round mutually, and cooling water flow in adjacent little cooling water hole is on the contrary.
Compared with patent WO03055623A1, the present invention adopts calorie value that in casting roll, in each cooling-water duct, cooling water is taken away as the sign of the cold strength difference of checking between cooling-water duct or two roller, and using method is different with object.
Advantage of the present invention:
1, utilize this method directly can control the intensity of cooling of every root casting roll, and can regulate separately the cooling water flow of each cooling-water duct in casting roll, and then ensure the cooling uniformity of two casting rolls, control method is rapid, means are reliable.
2, water system is simple and reliable, can reach target flow rapidly.And by finely tuning the flow of each delivery port, control system can be made to reach stable state rapidly.
Accompanying drawing explanation
Fig. 1 is typical twin-roll thin strip continuous casting process schematic representation;
Fig. 2 is the schematic diagram of casting roll inner cooling water passage of the present invention;
Fig. 3 is the A-A sectional view (schematic diagram of little cooling water hole distribution in casting roll of the present invention) of Fig. 2;
Fig. 4 is the schematic diagram of casting roll cooling water system of the present invention;
Fig. 5 is casting roll casting roll cooling water flow control flow chart of the present invention.
Detailed description of the invention
Twin-roll thin strip continuous casting technique as shown in Figure 1, molten steel in tundish 5 to be connected with two inside by cloth stream equably by the mouth of a river 6 and distributor 7 in the space that the roll surface of the casting roll 1a of cooling water, 1b surrounds with ceramic wafer 2a, 2b and to form molten bath, along with casting roll opposite direction rotating, molten steel is solidified at casting roller surface and and then is formed thin Cast Strip 3 at two casting roll minimum clearance places.
Below in conjunction with casting roll 1a, describe roller internal cooling aquaporin structure in detail.
As shown in Figure 2 and Figure 3, casting roll comprises roller core 18 and roller shell 16, roller core and roller shell is all processed porose, for cooling water turnover, thus defines two independent cooling-water ducts 1 and 2 therein.
Wherein, cooling-water duct 1 comprise water inlet 14, delivery port 15 and the two communicate be positioned at be evenly arranged along roll surface circumference below roll surface somely run through the little cooling water hole 11 of the body of roll and the seal plug 17 of its end.
Cooling-water duct 2 comprise water inlet 25, delivery port 24 and the two communicate be positioned at be evenly arranged along roll surface circumference below roll surface 10-35mm somely run through the little cooling water hole 21 of the body of roll and the seal plug 17 of its end.
In casting cycle, the cooling water of cooling water channel 2 enters in roller from water inlet 25, and cooling water uniform distribution is given the little cooling water hole 21 communicated with it, cooling water flow absorbs molten steel and solidifies discharged heat at roll surface when these little cooling water holes, temperature rises thereupon, and discharges casting roll at delivery port 24.In like manner, the cooling water of cooling water channel 1 enters in roller from water inlet 14, and cooling water uniform distribution is given the little cooling water hole 11 communicated with it, then discharges from delivery port 15.And the little cooling water hole 11,21 corresponding to any two cooling-water ducts is spaced apart in casting roll circumference, does not come round mutually, and cooling water flow in adjacent little cooling water hole 11,21 is on the contrary.
As shown in Figure 4, two delivery ports 25,24 that the two ends of casting roll 1a are respectively arranged with two water inlets 14,15 and correspond, are wherein provided with pressure sensor 37, temperature sensor 38 and flow control valve 51 on the pipeline of delivery port 15; Accordingly, the pipeline of delivery port 24 is provided with pressure sensor 34 and temperature sensor 33 and flow control valve 52.
Two delivery ports 45,56 that the two ends of casting roll 1b are respectively arranged with two water inlets 46,55 and correspond.Pressure sensor 39 is wherein installed on the pipeline of delivery port 45, temperature passes device 40 and flow control valve 53; Accordingly, the pipeline of delivery port 56 is provided with pressure sensor 35 and temperature sensor 36 and flow control valve 54.
Below for casting roll 1a, the control method of casting roll cooling water flow of the present invention is described:
See Fig. 4 ~ Fig. 5, the water pump 30 of an adjustable pressure and flow provides cooling water to the water inlet of two casting roll 1a, 1b simultaneously, first, flow controller 8 controls water pump 30 by water pump driver element 9 and reaches its goal pressure P (this goal pressure, from cold state experimental results, can make the cooling water flow of two casting rolls close to target flow fluctuation range).Meanwhile, each cooling-water duct water flow value q that delivery port flow control valve 51,52 feedback that each root casting roll monitored by flow controller 8 is come
1, q
2, and try to achieve above-mentioned cooling-water duct inner cooling water flow mean value
wherein:
Flow controller 8 is relatively and according to q
1, q
2with
between difference, send control valve opening variable quantity to the control valve 51,52 of corresponding cooling-water duct, drive its action, compensate cooling-water duct flow deviation.Finally make flow value in each cooling-water duct in single casting roll equal, that is:
q
1＝q
2
After meeting above condition, flow controller 8 is to the cooling-water duct inner cooling water flow value summation in single casting roll, if this casting roll inner cooling water total flow value and unequal with the cooling water target flow Q of this casting roll, then flow controller 8 will change output pressure P by sending hydraulic pressure deviation signal Δ P feed pump driver element 9 to control water pump 30, until the cooling water total flow of this casting roll is equal with target flow Q, that is:
Q＝q
1+q
2(n＝1,2,3......)
Above-mentioned casting roll cooling water flow desired value is a range of flow, and it is round needing according to casting process to calculate required theoretical cooling water flow Q
0fluctuation, that is:
Q∈[Q
0±ΔQ]
Wherein: Δ Q is that theoretical cooling water flow allows undulate quantity deviation.
Said method circulates execution in casting cycle, until casting terminates.
The inventive method can make the flow of every root casting roll internal cooling aquaporin consistent, and the cooling uniformity of casting roll is ensured.But for two casting rolls, can regulate as required and make the two have identical cooling water flow or different cooling water flows.
Claims (7)
1. a double-roll thin-belt continuous casting roller cooling water flow amount control method, it is characterized in that, one or more delivery ports that every root casting roll has one or more water inlet and corresponds, correspondingly, every root casting roll inside defines one or more independent cooling-water duct; Be provided with flow control valve at the delivery port of each cooling-water duct and can regulate separately cooling water flow in this cooling-water duct, the flow realized in this root casting roll in each cooling-water duct is consistent; Wherein,
One or more water pump of pressure and flow that can regulate is adopted to provide cooling water by same or multiple pipeline to two casting rolls, by the pressure controlling water pump, the cooling water total flow of single casting roll is stabilized near target flow Q, and then every root casting roll cooling-water duct cooling water flow q monitored by flow controller
n, and obtain this flow q
nwith cooling-water duct inner cooling water flow mean value
deviation, change the cooling water flow in this cooling-water duct according to the corresponding flow control valve of this bias adjustment, the flow finally realized in this casting roll in each cooling-water duct is consistent;
If the cooling water total flow of single casting roll does not reach target flow Q, then, the output pressure P by changing water pump makes the cooling water total flow of each cooling-water duct reach desired value Q by flow controller.
2. double-roll thin-belt continuous casting roller cooling water flow amount control method as claimed in claim 1, it is characterized in that, every root casting roll the cooling water flow desired value Q that leads to preset according to process requirements, the cooling water flow desired value of two casting rolls can identical also can not be identical; Wherein, every root casting roll inner lead to cooling water flow desired value Q be a range of flow, it is round needing according to casting process to calculate required theoretical cooling water flow Q
0fluctuation, that is:
Q∈[Q
0±ΔQ]1)
Wherein: Δ Q is that theoretical cooling water flow allows undulate quantity deviation, 2 ~ 3%.
3. double-roll thin-belt continuous casting roller cooling water flow amount control method as claimed in claim 1, it is characterized in that, the delivery port of each cooling-water duct of casting roll is provided with flow control valve, and it can regulate the cooling water flow in this cooling-water duct and detect and transmission cooling water flow q
nthe signal of telecommunication, and be provided with and detect cooling water pressure p
ndevice and the signal of telecommunication input, output device; The water pump of one or more adjustable pressure and flow provides cooling water to two casting rolls simultaneously, and first, flow controller controls water pump and reaches its goal pressure P, and stable; Then, flow controller can know each cooling-water duct inner cooling water flow value q according to the signal of telecommunication value of feedback in single casting roll exit
n, and try to achieve this casting roll cooling-water duct inner cooling water flow mean value
that is:
Wherein, n is casting roll inner cooling water number of active lanes for this reason, n=1,2,3......;
Flow controller is according to q
nwith
between difference, send Flow-rate adjustment valve opening variable quantity to the flow control valve of corresponding cooling-water duct, drive its action, compensate this cooling-water duct flow deviation, finally make flow value in each cooling-water duct in single casting roll equal, that is:
Q
1=q
2=q
3=... .=q
n, wherein, n=1,2,3......3).
4. double-roll thin-belt continuous casting roller cooling water flow amount control method as claimed in claim 1, it is characterized in that, if the cooling water total flow of single casting roll does not reach target flow Q, then, output pressure P by slightly changing water pump makes single casting roll cooling water total flow reach desired value by flow controller, wherein, the cooling water flow sum that target flow Q passes through in cooling-water duct in casting roll for this reason, that is:
Q=∑ q
n, wherein, n=1,2,3......4).
5. double-roll thin-belt continuous casting roller cooling water flow amount control method as claimed in claim 1, is characterized in that, comprise the steps:
1) flow controller is according to single casting roll each cooling-water duct inner cooling water flow value q
n, try to achieve this casting roll cooling-water duct inner cooling water flow mean value
that is:
2) flow controller make in every root casting roll each cooling-water duct in flow value q
nwith mean value
equal, namely flow controller is according to q
nwith
between difference, send Flow-rate adjustment valve opening variable quantity to the flow control valve of corresponding cooling-water duct, drive its action, compensate this cooling-water duct flow deviation, finally make flow value in each cooling-water duct in single casting roll equal, q
1=q
2=q
3=... .=q
n, wherein, n=1,2,3......3);
3) adjusting the output pressure P of water pump makes the cooling water flow sum passed through in every root casting roll inner cooling water passage equal target flow Q, the cooling water flow sum that target flow Q passes through in cooling-water duct in casting roll for this reason, that is:
Q=∑ q
n, wherein, n=1,2,3......4);
4) circulation carries out above-mentioned steps, until the end of job.
6. double-roll thin-belt continuous casting roller cooling water flow amount control method as claimed in claim 1, it is characterized in that, any one cooling-water duct of casting roll inside all includes a water inlet and a delivery port and is positioned at below roll surface along some little cooling water holes running through the body of roll that roll surface circumference is evenly arranged, in casting cycle, cooling water enters in roller from water inlet, and cooling water uniform distribution is given the little cooling water hole communicated with it, cooling water flow is taken away molten steel and is solidified discharged heat at roll surface when these little cooling water holes.
7. double-roll thin-belt continuous casting roller cooling water flow amount control method as claimed in claim 6, it is characterized in that, little cooling water hole corresponding to any two cooling-water ducts is spaced apart in casting roll circumference, does not come round mutually, and cooling water flow in adjacent little cooling water hole is on the contrary.
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|---|---|---|---|
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|---|---|---|---|
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| CN105215312B CN105215312B (en) | 2018-04-27 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855489A (en) * | 2016-03-31 | 2016-08-17 | 管仁国 | Multi-line-groove continuous forming device and method for liquid metal |
| CN111074060A (en) * | 2019-12-13 | 2020-04-28 | 马鞍山钢铁股份有限公司 | Protective structure for preventing condensation of water-cooling roller and using method thereof |
| CN112170795A (en) * | 2020-10-21 | 2021-01-05 | 东北大学 | Work roll mechanism, double-roll thin strip continuous casting equipment and continuous casting production process |
| CN112247086A (en) * | 2020-10-21 | 2021-01-22 | 东北大学 | Working roll device, double-roll thin strip continuous casting equipment and continuous casting production process |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5823545A (en) * | 1981-07-31 | 1983-02-12 | Nippon Steel Corp | Controlling method for surface temperature of cooling roll for production of thin strip by quick cooling method for molten metal |
| EP0844084A1 (en) * | 1996-05-02 | 1998-05-27 | Baldwin-Japan Ltd. | Roller temperature control system |
| CN102260774A (en) * | 2010-05-25 | 2011-11-30 | 上海西重所重型机械成套有限公司 | Water cooling system controlled by multiple parameters |
| JP2012086232A (en) * | 2010-10-18 | 2012-05-10 | Castrip Llc | Twin roll continuous caster |
| CN202621572U (en) * | 2012-07-03 | 2012-12-26 | 苏州柏特瑞新材料有限公司 | Three-roll mill cooling system |
| CN103075854A (en) * | 2013-01-08 | 2013-05-01 | 华电电力科学研究院 | Cooling water circulation pump system |
| CN204396077U (en) * | 2015-01-09 | 2015-06-17 | 苏州之诺新材料科技有限公司 | A kind of cooling system of three-roll grinder |
-
2015
- 2015-09-30 CN CN201510642922.7A patent/CN105215312B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5823545A (en) * | 1981-07-31 | 1983-02-12 | Nippon Steel Corp | Controlling method for surface temperature of cooling roll for production of thin strip by quick cooling method for molten metal |
| EP0844084A1 (en) * | 1996-05-02 | 1998-05-27 | Baldwin-Japan Ltd. | Roller temperature control system |
| CN102260774A (en) * | 2010-05-25 | 2011-11-30 | 上海西重所重型机械成套有限公司 | Water cooling system controlled by multiple parameters |
| JP2012086232A (en) * | 2010-10-18 | 2012-05-10 | Castrip Llc | Twin roll continuous caster |
| CN202621572U (en) * | 2012-07-03 | 2012-12-26 | 苏州柏特瑞新材料有限公司 | Three-roll mill cooling system |
| CN103075854A (en) * | 2013-01-08 | 2013-05-01 | 华电电力科学研究院 | Cooling water circulation pump system |
| CN204396077U (en) * | 2015-01-09 | 2015-06-17 | 苏州之诺新材料科技有限公司 | A kind of cooling system of three-roll grinder |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855489A (en) * | 2016-03-31 | 2016-08-17 | 管仁国 | Multi-line-groove continuous forming device and method for liquid metal |
| CN111074060A (en) * | 2019-12-13 | 2020-04-28 | 马鞍山钢铁股份有限公司 | Protective structure for preventing condensation of water-cooling roller and using method thereof |
| CN112170795A (en) * | 2020-10-21 | 2021-01-05 | 东北大学 | Work roll mechanism, double-roll thin strip continuous casting equipment and continuous casting production process |
| CN112247086A (en) * | 2020-10-21 | 2021-01-22 | 东北大学 | Working roll device, double-roll thin strip continuous casting equipment and continuous casting production process |
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|---|---|
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