CN106755809A - Annealing furnace is with by rear to preceding continous way heating means - Google Patents
Annealing furnace is with by rear to preceding continous way heating means Download PDFInfo
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- CN106755809A CN106755809A CN201710015470.9A CN201710015470A CN106755809A CN 106755809 A CN106755809 A CN 106755809A CN 201710015470 A CN201710015470 A CN 201710015470A CN 106755809 A CN106755809 A CN 106755809A
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- heating
- output
- radiant tube
- annealing furnace
- continous way
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D11/00—Process control or regulation for heat treatments
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Combustion Of Fluid Fuel (AREA)
Abstract
Annealing furnace of the present invention is related to a kind of heating means suitable for annealing furnace with by rear to preceding continous way heating means.Its purpose is to provide a kind of annealing furnace for being prevented from thick narrow material sideslip with by rear to preceding continous way heating means.Annealing furnace of the present invention is comprised the following steps with by rear to preceding continous way heating means:Radiant tube putting in order from front to back is A in annealing furnace1、A2、A3……An..., the total heating of annealing furnace is output as x, and the heating of radiant tube is output as y, radiant tube AnHeating output ynFunctional relation between total with annealing furnace heating output x isK=0.5 (n'+1), n' are the quantity of radiant tube, and the span of x, y, n, n' is:0≤x≤100%, 0≤y≤100%, n >=1, n'> 1;As the y being calculated according to functional relationnDuring more than 100%, ynValue is 100%;As the y being calculated according to functional relationnDuring less than 0, ynValue is 0.
Description
Technical field
The present invention relates to a kind of heating means, more particularly to a kind of heating means suitable for annealing furnace.
Background technology
Traditional annealing furnace heating mode be by annealing furnace plate temperature control PID export after, according to total heating export to
The formulation output valve of Ding Gelie, only three kinds heating modes, respectively:Narrow, proportional and Normal.Above-mentioned three
Planting heating mode can be applied to most of steel grade, but be difficult to solve for thick narrow material sideslip problem.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of annealing furnace for being prevented from thick narrow material sideslip with by rear to preceding
Continous way heating means.
Annealing furnace of the present invention is comprised the following steps with by rear to preceding continous way heating means:
Radiant tube putting in order from front to back is A in the annealing furnace1、A2、A3……An..., the annealing furnace is total
Heating be output as x, the heating of the radiant tube is output as y,
The radiant tube AnHeating output ynFunctional relation between total with annealing furnace heating output x isThe k=0.5 (n'+1), the n' is the quantity of radiant tube, and the span of described x, y, n, n' is:0
≤ x≤100%, 0≤y≤100%, n >=1, n'> 1;As the y being calculated according to the functional relationnMore than 100%
When, ynValue is 100%;As the y being calculated according to the functional relationnDuring less than 0, ynValue is 0.
Annealing furnace of the present invention with by rear to preceding continous way heating means, wherein as the n'=2, the radiant tube A1's
Heating is output asThe radiant tube A2Heating be output as y2=0.5 (2+1) x=
1.5x。
Annealing furnace of the present invention with by rear to preceding continous way heating means, wherein as the n'=3, the radiant tube A1Heating
It is output asThe radiant tube A2Heating be output as
The radiant tube A3Heating be output as y3=0.5 (3+1) x=2x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, wherein as the n'=4, the radiant tube A1Heating
It is output asThe radiant tube A2Heating be output as
The radiant tube A3Heating be output asThe radiant tube A4Heating be output as
y4=0.5 (4+1) x=2.5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, wherein as the n'=5, the radiant tube A1Heating
It is output asThe radiant tube A2Heating be output as
The radiant tube A3Heating be output asThe radiant tube A4Heating be output asThe radiant tube A5Heating be output as y5=0.5 (5+1) x=3x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, wherein as the n'=6, the radiant tube A1Heating
It is output asThe radiant tube A2Heating be output as
The radiant tube A3Heating be output asThe radiant tube A4Heating be output asThe radiant tube A5Heating be output as
The radiant tube A6Heating be output as y6=0.5 (6+1) x=3.5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, wherein as the n'=7, the radiant tube A1Heating
It is output asThe radiant tube A2Heating be output as
The radiant tube A3Heating be output asThe radiant tube A4Heating be output asThe radiant tube A5Heating be output asInstitute
State radiant tube A6Heating be output asThe radiant tube A7Heating be output as y7=
0.5 (7+1) x=4x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, wherein as the n'=8, the radiant tube A1Heating
It is output asThe radiant tube A2Heating be output as
The radiant tube A3Heating be output asThe radiant tube A4Heating be output asThe radiant tube A5Heating be output as
The radiant tube A6Heating be output asThe radiant tube A7Heating output
ForThe radiant tube A8Heating be output as y8=0.5 (8+1) x=4.5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, wherein as the n'=9, the radiant tube A1Heating
It is output asThe radiant tube A2Heating be output as
The radiant tube A3Heating be output asThe radiant tube A4Heating be output asThe radiant tube A5Heating be output asInstitute
State radiant tube A6Heating be output asThe radiant tube A7Heating be output asThe radiant tube A8Heating be output as
The radiant tube A9Heating be output as y9=0.5 (9+1) x=5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, wherein as the n'=10, the radiant tube A1Heating
It is output asThe radiant tube A2Heating be output as
The radiant tube A3Heating be output asThe radiant tube A4Heating be output asThe radiant tube A5Heating be output as
The radiant tube A6Heating be output asThe radiant tube A7Heating be output asThe radiant tube A8Heating be output as
The radiant tube A9Heating be output asThe radiant tube A10Heating be output as
y10=0.5 (10+1) x=5.5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube AnHeating when being output as 50%, spoke
Penetrate pipe An-1Start burning;Work as AnHeating when being output as 100%, radiant tube An-1Heating be output as 50%, radiant tube An-2Open
Begin to burn;Afterwards by that analogy, when the total heating of annealing furnace is output as 100%, the heating output of all radiant tubes is
100%.The present invention will be moved after the heating function whole of annealing furnace bringing-up section, and the ability for being concentrated use in back segment burner is quick by strip
The temperature of demand is heated to, the burner no longer combustion heat supplying of leading portion can so be such that strip bringing-up section leading portion in stove slowly adds
Heat, back segment concentrates heating, can slowly discharge the residualinternal stress of strip in bringing-up section leading portion and slow down sideslip, and because of bringing-up section
Fire box temperature is relatively low and the original convexity of roller is weakened effect and reduce, play anti-deviation effect.
The invention will be further described below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is that annealing furnace of the present invention exports distribution schematic diagram with by the heating of rear to preceding continous way heating means;
Fig. 2 is that annealing furnace of the present invention exports distribution schematic diagram with by the heating of rear to preceding continous way heating means embodiment one;
Fig. 3 is that annealing furnace of the present invention exports distribution schematic diagram with by the heating of rear to preceding continous way heating means embodiment two;
Fig. 4 is that annealing furnace of the present invention exports distribution schematic diagram with by the heating of rear to preceding continous way heating means embodiment three;
Fig. 5 is that annealing furnace of the present invention exports distribution schematic diagram with by the heating of rear to preceding continous way heating means example IV;
Fig. 6 is that annealing furnace of the present invention exports distribution schematic diagram with by the heating of rear to preceding continous way heating means embodiment five;
Fig. 7 is that annealing furnace of the present invention exports distribution schematic diagram with by the heating of rear to preceding continous way heating means embodiment six;
Fig. 8 is that annealing furnace of the present invention exports distribution schematic diagram with by the heating of rear to preceding continous way heating means embodiment seven;
Fig. 9 is that annealing furnace of the present invention exports distribution schematic diagram with by the heating of rear to preceding continous way heating means embodiment eight;
Figure 10 is that annealing furnace of the present invention exports distribution schematic diagram with by the heating of rear to preceding continous way heating means embodiment nine.
Specific embodiment
As shown in figure 1, annealing furnace of the present invention is comprised the following steps with by rear to preceding continous way heating means:
Radiant tube putting in order from front to back is A in the annealing furnace1、A2、A3……An..., the annealing furnace is total
Heating be output as x, the heating of the radiant tube is output as y.
The radiant tube AnHeating output ynFunctional relation between total with annealing furnace heating output x isThe k=0.5 (n'+1), the n' is the quantity of radiant tube, and the span of described x, y, n, n' is:0
≤ x≤100%, 0≤y≤100%, n >=1, n'> 1;As the y being calculated according to the functional relationnMore than 100%
When, ynValue is 100%;As the y being calculated according to the functional relationnDuring less than 0, ynValue is 0.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube AnHeating when being output as 50%, spoke
Penetrate pipe An-1Start burning;Work as AnHeating when being output as 100%, radiant tube An-1Heating be output as 50%, radiant tube An-2Open
Begin to burn;Afterwards by that analogy, when the total heating of annealing furnace is output as 100%, the heating output of all radiant tubes is
100%.The present invention will be moved after the heating function whole of annealing furnace bringing-up section, and the ability for being concentrated use in back segment burner is quick by strip
The temperature of demand is heated to, the burner no longer combustion heat supplying of leading portion can so be such that strip bringing-up section leading portion in stove slowly adds
Heat, back segment concentrates heating, can slowly discharge the residualinternal stress of strip in bringing-up section leading portion and slow down sideslip, and because of bringing-up section
Fire box temperature is relatively low and the original convexity of roller is weakened effect and reduce, play anti-deviation effect.
Annealing furnace heating mode is changed to back segment heating mode by the present invention, realizes the short use of stove long, in bringing-up section leading portion by band
Slowly release slows down sideslip to the residualinternal stress of steel, and weakens the original convexity of roller because bringing-up section leading portion fire box temperature is relatively low
Effect reduces increase centering capacity, so as to play a part of to prevent thick narrow material annealing furnace sideslip.
With specific embodiment, the invention will be further described below:
Embodiment one
As shown in Fig. 2 annealing furnace of the present invention is with by rear to preceding continous way heating means, wherein as the n'=2, also
When being only two radiant tubes, the radiant tube A1Heating be output asThe spoke
Penetrate pipe A2Heating be output as y2=0.5 (2+1) x=1.5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube A2Heating when being output as 50%, spoke
Penetrate pipe A1Start burning;Work as A2Heating when being output as 100%, radiant tube A1Heating be output as 50%, when annealing furnace it is total plus
When thermal output is 100%, the heating output of all radiant tubes is 100%.Heating function by annealing furnace bringing-up section of the invention
Moved after whole, be concentrated use in the quick temperature that strip is heated to demand of ability of back segment burner, the burner of leading portion no longer burns
Heat supply, so can be slowly heated strip bringing-up section leading portion in stove, and back segment concentrates heating, can be in bringing-up section leading portion by band
Slowly release slows down sideslip to the residualinternal stress of steel, and the original convexity of roller is weakened effect because bringing-up section fire box temperature is relatively low
Reduce, play anti-deviation effect.
Embodiment two
As shown in figure 3, annealing furnace of the present invention is with by rear to preceding continous way heating means, wherein as the n'=3, it is described
Radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as y3=0.5 (3+1) x=2x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube A3Heating when being output as 50%, spoke
Penetrate pipe A2Start burning;Work as A3Heating when being output as 100%, radiant tube A2Heating be output as 50%, radiant tube A1Start combustion
Burn;When the total heating of annealing furnace is output as 100%, the heating output of all radiant tubes is 100%.The present invention is by annealing furnace
Moved after the heating function whole of bringing-up section, be concentrated use in the quick temperature that strip is heated to demand of ability of back segment burner, it is preceding
The burner no longer combustion heat supplying of section, so can be slowly heated strip bringing-up section leading portion in stove, and back segment concentrates heating, can
In bringing-up section leading portion, by the residualinternal stress of strip, slowly release slows down sideslip, and makes roller because bringing-up section fire box temperature is relatively low
Original convexity weakens effect and reduces, and plays anti-deviation effect.
Embodiment three
As shown in figure 4, annealing furnace of the present invention is with by rear to preceding continous way heating means, wherein as the n'=4, it is described
Radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output as y4=0.5 (4+1) x=2.5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube A4Heating when being output as 50%, spoke
Penetrate pipe A3Start burning;Work as A4Heating when being output as 100%, radiant tube A3Heating be output as 50%, radiant tube A2Start combustion
Burn;Afterwards by that analogy, when the total heating of annealing furnace is output as 100%, the heating output of all radiant tubes is 100%.
The present invention will be moved after the heating function whole of annealing furnace bringing-up section, and quickly be heated to for strip by the ability for being concentrated use in back segment burner
The temperature of demand, the burner no longer combustion heat supplying of leading portion so can be slowly heated strip bringing-up section leading portion in stove, back segment
Heating is concentrated, the residualinternal stress of strip can slowly be discharged in bringing-up section leading portion and be slowed down sideslip, and because of bringing-up section burner hearth temperature
Spend relatively low and the original convexity of roller is weakened effect and reduce, play anti-deviation effect.
Example IV
As shown in figure 5, annealing furnace of the present invention is with by rear to preceding continous way heating means, wherein as the n'=5, the radiation
Pipe A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output asThe radiant tube A5Heating be output as y5
=0.5 (5+1) x=3x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube A5Heating when being output as 50%, spoke
Penetrate pipe A4Start burning;Work as A5Heating when being output as 100%, radiant tube A4Heating be output as 50%, radiant tube A3Start combustion
Burn;Afterwards by that analogy, when the total heating of annealing furnace is output as 100%, the heating output of all radiant tubes is 100%.
The present invention will be moved after the heating function whole of annealing furnace bringing-up section, and quickly be heated to for strip by the ability for being concentrated use in back segment burner
The temperature of demand, the burner no longer combustion heat supplying of leading portion so can be slowly heated strip bringing-up section leading portion in stove, back segment
Heating is concentrated, the residualinternal stress of strip can slowly be discharged in bringing-up section leading portion and be slowed down sideslip, and because of bringing-up section burner hearth temperature
Spend relatively low and the original convexity of roller is weakened effect and reduce, play anti-deviation effect.
Embodiment five
As shown in fig. 6, annealing furnace of the present invention is with by rear to preceding continous way heating means, wherein as the n'=6, it is described
Radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output asInstitute
State radiant tube A4Heating be output asThe radiant tube A5Heating be output asThe radiant tube A6Heating be output as y6=0.5 (6+1) x=3.5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube A6Heating when being output as 50%, spoke
Penetrate pipe A5Start burning;Work as A6Heating when being output as 100%, radiant tube A5Heating be output as 50%, radiant tube A4Start combustion
Burn;Afterwards by that analogy, when the total heating of annealing furnace is output as 100%, the heating output of all radiant tubes is 100%.
The present invention will be moved after the heating function whole of annealing furnace bringing-up section, and quickly be heated to for strip by the ability for being concentrated use in back segment burner
The temperature of demand, the burner no longer combustion heat supplying of leading portion so can be slowly heated strip bringing-up section leading portion in stove, back segment
Heating is concentrated, the residualinternal stress of strip can slowly be discharged in bringing-up section leading portion and be slowed down sideslip, and because of bringing-up section burner hearth temperature
Spend relatively low and the original convexity of roller is weakened effect and reduce, play anti-deviation effect.
Embodiment six
As shown in fig. 7, annealing furnace of the present invention is with by rear to preceding continous way heating means, wherein as the n'=7, it is described
Radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output asInstitute
State radiant tube A4Heating be output asThe radiant tube A5Heating be output asThe radiant tube A6Heating be output as
The radiant tube A7Heating be output as y7=0.5 (7+1) x=4x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube A7Heating when being output as 50%, spoke
Penetrate pipe A6Start burning;Work as A7Heating when being output as 100%, radiant tube A6Heating be output as 50%, radiant tube A5Start combustion
Burn;Afterwards by that analogy, when the total heating of annealing furnace is output as 100%, the heating output of all radiant tubes is 100%.
The present invention will be moved after the heating function whole of annealing furnace bringing-up section, and quickly be heated to for strip by the ability for being concentrated use in back segment burner
The temperature of demand, the burner no longer combustion heat supplying of leading portion so can be slowly heated strip bringing-up section leading portion in stove, back segment
Heating is concentrated, the residualinternal stress of strip can slowly be discharged in bringing-up section leading portion and be slowed down sideslip, and because of bringing-up section burner hearth temperature
Spend relatively low and the original convexity of roller is weakened effect and reduce, play anti-deviation effect.
Embodiment seven
As shown in figure 8, annealing furnace of the present invention is with by rear to preceding continous way heating means, wherein as the n'=8, it is described
Radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output asThe radiant tube A5Heating be output asThe radiant tube A6Heating be output as
The radiant tube A7Heating be output asThe radiant tube A8Heating be output as
y8=0.5 (8+1) x=4.5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube A8Heating when being output as 50%, spoke
Penetrate pipe A7Start burning;Work as A8Heating when being output as 100%, radiant tube A7Heating be output as 50%, radiant tube A6Start combustion
Burn;Afterwards by that analogy, when the total heating of annealing furnace is output as 100%, the heating output of all radiant tubes is 100%.
The present invention will be moved after the heating function whole of annealing furnace bringing-up section, and quickly be heated to for strip by the ability for being concentrated use in back segment burner
The temperature of demand, the burner no longer combustion heat supplying of leading portion so can be slowly heated strip bringing-up section leading portion in stove, back segment
Heating is concentrated, the residualinternal stress of strip can slowly be discharged in bringing-up section leading portion and be slowed down sideslip, and because of bringing-up section burner hearth temperature
Spend relatively low and the original convexity of roller is weakened effect and reduce, play anti-deviation effect.
Embodiment eight
As shown in figure 9, annealing furnace of the present invention is with by rear to preceding continous way heating means, wherein as the n'=9, it is described
Radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output asThe radiant tube A5Heating be output asThe radiant tube A6Heating be output as
The radiant tube A7Heating be output asThe radiant tube A8Heating be output asThe radiant tube A9Heating be output as y9=0.5 (9+1) x=5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube A9Heating when being output as 50%, spoke
Penetrate pipe A8Start burning;Work as A9Heating when being output as 100%, radiant tube A8Heating be output as 50%, radiant tube A7Start combustion
Burn;Afterwards by that analogy, when the total heating of annealing furnace is output as 100%, the heating output of all radiant tubes is 100%.
The present invention will be moved after the heating function whole of annealing furnace bringing-up section, and quickly be heated to for strip by the ability for being concentrated use in back segment burner
The temperature of demand, the burner no longer combustion heat supplying of leading portion so can be slowly heated strip bringing-up section leading portion in stove, back segment
Heating is concentrated, the residualinternal stress of strip can slowly be discharged in bringing-up section leading portion and be slowed down sideslip, and because of bringing-up section burner hearth temperature
Spend relatively low and the original convexity of roller is weakened effect and reduce, play anti-deviation effect.
Embodiment nine
As shown in Figure 10, annealing furnace of the present invention is with by rear to preceding continous way heating means, wherein as the n'=10, institute
State radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output asThe radiant tube A5Heating be output asThe radiant tube A6Heating be output as
The radiant tube A7Heating be output asThe radiant tube A8Heating be output asThe radiant tube A9Heating be output as
The radiant tube A10Heating be output as y10=0.5 (10+1) x=5.5x.
Annealing furnace of the present invention with by rear to preceding continous way heating means, as radiant tube A10Heating when being output as 50%, spoke
Penetrate pipe A9Start burning;Work as A10Heating when being output as 100%, radiant tube A9Heating be output as 50%, radiant tube A8Start combustion
Burn;Afterwards by that analogy, when the total heating of annealing furnace is output as 100%, the heating output of all radiant tubes is 100%.
The present invention will be moved after the heating function whole of annealing furnace bringing-up section, and quickly be heated to for strip by the ability for being concentrated use in back segment burner
The temperature of demand, the burner no longer combustion heat supplying of leading portion so can be slowly heated strip bringing-up section leading portion in stove, back segment
Heating is concentrated, the residualinternal stress of strip can slowly be discharged in bringing-up section leading portion and be slowed down sideslip, and because of bringing-up section burner hearth temperature
Spend relatively low and the original convexity of roller is weakened effect and reduce, play anti-deviation effect.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to model of the invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, those of ordinary skill in the art are to technical side of the invention
Various modifications and improvement that case is made, all should fall into the protection domain of claims of the present invention determination.
Claims (10)
1. a kind of annealing furnace is with by rear to preceding continous way heating means, it is characterised in that comprise the following steps:
Radiant tube putting in order from front to back is A in the annealing furnace1、A2、A3……An..., the total heating of the annealing furnace
X is output as, the heating of the radiant tube is output as y,
The radiant tube AnHeating output ynFunctional relation between total with annealing furnace heating output x isThe k=0.5 (n'+1), the n' is the quantity of radiant tube, and the span of described x, y, n, n' is:0
≤ x≤100%, 0≤y≤100%, n >=1, n'> 1;As the y being calculated according to the functional relationnMore than 100%
When, ynValue is 100%;As the y being calculated according to the functional relationnDuring less than 0, ynValue is 0.
2. annealing furnace according to claim 1 is with by rear to preceding continous way heating means, it is characterised in that:As the n'=
When 2, the radiant tube A1Heating be output asThe radiant tube A2Heating it is defeated
It is y to go out2=0.5 (2+1) x=1.5x.
3. annealing furnace according to claim 1 is with by rear to preceding continous way heating means, it is characterised in that:As the n'=
When 3, the radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as y3=0.5 (3+1) x=2x.
4. annealing furnace according to claim 1 is with by rear to preceding continous way heating means, it is characterised in that:As the n'=4,
The radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output as y4=0.5 (4+1) x=2.5x.
5. annealing furnace according to claim 1 is with by rear to preceding continous way heating means, it is characterised in that:As the n'=
When 5, the radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output asThe radiant tube A5Heating be output as y5
=0.5 (5+1) x=3x.
6. annealing furnace according to claim 1 is with by rear to preceding continous way heating means, it is characterised in that:As the n'=6,
The radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output asThe radiant tube A5Heating be output asThe radiant tube A6Heating be output as y6=0.5 (6+1) x=3.5x.
7. annealing furnace according to claim 1 is with by rear to preceding continous way heating means, it is characterised in that:As the n'=
When 7, the radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output asThe radiant tube A5Heating be output asThe radiant tube A6Heating be output as
The radiant tube A7Heating be output as y7=0.5 (7+1) x=4x.
8. annealing furnace according to claim 1 is with by rear to preceding continous way heating means, it is characterised in that:As the n'=8,
The radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output asThe radiant tube A5Heating be output asThe radiant tube A6Heating be output as
The radiant tube A7Heating be output asThe radiant tube A8Heating be output as
y8=0.5 (8+1) x=4.5x.
9. annealing furnace according to claim 1 is with by rear to preceding continous way heating means, it is characterised in that:As the n'=
When 9, the radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output asThe radiant tube A5Heating be output asThe radiant tube A6Heating be output as
The radiant tube A7Heating be output asThe radiant tube A8Heating be output asThe radiant tube A9Heating be output as y9=0.5 (9+1) x=5x.
10. annealing furnace according to claim 1 is with by rear to preceding continous way heating means, it is characterised in that:As the n'=10
When, the radiant tube A1Heating be output asThe radiant tube A2Heating be output asThe radiant tube A3Heating be output as
The radiant tube A4Heating be output asThe radiant tube A5Heating be output asThe radiant tube A6Heating be output as
The radiant tube A7Heating be output asThe radiant tube A8Heating be output asThe radiant tube A9Heating be output as
The radiant tube A10Heating be output as y10=0.5 (10+1) x=5.5x.
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