CN106755809B - Annealing furnace continous way heating means from back to front - Google Patents
Annealing furnace continous way heating means from back to front Download PDFInfo
- Publication number
- CN106755809B CN106755809B CN201710015470.9A CN201710015470A CN106755809B CN 106755809 B CN106755809 B CN 106755809B CN 201710015470 A CN201710015470 A CN 201710015470A CN 106755809 B CN106755809 B CN 106755809B
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- heating output
- heating
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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
Abstract
Annealing furnace of the present invention is related to a kind of heating means suitable for annealing furnace with continous way heating means from back to front.Its purpose is to provide a kind of annealing furnace continous way heating means from back to front that can prevent thick narrow material sideslip.Annealing furnace of the present invention is with continous way heating means from back to front the following steps are included: radiant tube putting in order as A from front to back in annealing furnace1、A2、A3……An..., the total heating output of annealing furnace is x, and the heating output of radiant tube is y, radiant tube AnHeating export ynTotal functional relation between output x that heats is with annealing furnaceK=0.5 (n'+1), n' are the quantity of radiant tube, the value range of x, y, n, n' are as follows: 0≤x≤100%, 0≤y≤100%, n >=1, n'> 1；As the y being calculated according to functional relationnWhen greater than 100%, ynValue is 100%；As the y being calculated according to functional relationnWhen 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 technique
Traditional annealing furnace with heating mode be by annealing furnace plate temperature control PID output after, according to total heating export to
The formulation output valve of Ding Gelie, only there are three types of heating modes, are respectively as follows: Narrow, proportional and Normal.Above-mentioned three
Kind heating mode can be suitable for most of steel grade, but thick narrow material sideslip problem is difficult to solve.
Summary of the invention
The technical problem to be solved in the present invention is to provide one kind, and the annealing furnace of thick narrow material sideslip can be prevented with from back to front
Continous way heating means.
Annealing furnace of the present invention continous way heating means from back to front, comprising the following steps:
Radiant tube putting in order as A from front to back in the annealing furnace1、A2、A3……An..., the annealing furnace is total
Heating output be x, the radiant tube heating output be y,
The radiant tube AnHeating export ynTotal functional relation between output x that heats is with annealing furnaceThe k=0.5 (n'+1), the n' are the quantity of radiant tube, the value range of described x, y, n, n' are as follows: 0
≤ x≤100%, 0≤y≤100%, n >=1, n'> 1；As the y being calculated according to the functional relationnGreater than 100%
When, ynValue is 100%；As the y being calculated according to the functional relationnWhen less than 0, ynValue is 0.
Annealing furnace of the present invention continous way heating means from back to front, wherein as the n'=2, the radiant tube A1's
Heating exportsThe radiant tube A2Heating output be y2=0.5 (2+1) x=
1.5x。
Annealing furnace of the present invention continous way heating means from back to front, wherein as the n'=3, the radiant tube A1's
Heating exportsThe radiant tube A2Heating output beThe radiant tube A3Heating output be y3=0.5 (3+1) x=2x.
Annealing furnace of the present invention continous way heating means from back to front, wherein as the n'=4, the radiant tube A1's
Heating exportsThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output be y4=0.5 (4+1) x=2.5x.
Annealing furnace of the present invention continous way heating means from back to front, wherein as the n'=5, the radiant tube A1's
Heating exportsThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output be y5
=0.5 (5+1) x=3x.
Annealing furnace of the present invention continous way heating means from back to front, wherein as the n'=6, the radiant tube A1's
Heating exportsThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output
ForThe radiant tube A6Heating output be y6=0.5 (6+1) x=3.5x.
Annealing furnace of the present invention continous way heating means from back to front, wherein as the n'=7, the radiant tube A1's
Heating exportsThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output be y7=0.5 (7+1) x=4x.
Annealing furnace of the present invention continous way heating means from back to front, wherein as the n'=8, the radiant tube A1's
Heating exportsThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output beThe radiant tube A8Heating output be
y8=0.5 (8+1) x=4.5x.
Annealing furnace of the present invention continous way heating means from back to front, wherein as the n'=9, the radiant tube A1's
Heating exportsThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output beThe radiant tube A8Heating output beThe radiant tube A9Heating output be y9=0.5 (9+1) x=5x.
Annealing furnace of the present invention continous way heating means from back to front, wherein as the n'=10, the radiant tube A1
Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output beThe radiant tube A8Heating output beThe radiant tube A9Heating output be
The radiant tube A10Heating output be y10=0.5 (10+1) x=5.5x.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube AnHeating output for 50% when, spoke
Penetrate pipe An-1Start to burn；Work as AnHeating output for 100% when, radiant tube An-1Heating output be 50%, radiant tube An-2It opens
Begin to burn；Later and so on, when the total heating output of annealing furnace is 100%, the heating output of all radiant tubes is
100%.The present invention all moves back the heating function of annealing furnace bringing-up section, is concentrated use in the ability of back segment burner quickly by strip
It is heated to the temperature of demand, the burner of leading portion no longer combustion heat supplying can be such that strip bringing-up section leading portion in furnace slowly adds in this way
Heat, back segment concentrate heating, the residualinternal stress slow release of strip can be slowed down sideslip in bringing-up section leading portion, and because of bringing-up section
Fire box temperature is relatively low and so that the original convexity of roller is weakened effect and reduces, play anti-deviation effect.
The present invention will be further explained below with reference to the attached drawings.
Detailed description of the invention
Fig. 1 is the heating output distribution schematic diagram of annealing furnace of the present invention continous way heating means from back to front；
Fig. 2 is the heating output distribution signal of annealing furnace of the present invention continous way heating means embodiment one from back to front
Figure；
Fig. 3 is the heating output distribution signal of annealing furnace of the present invention continous way heating means embodiment two from back to front
Figure；
Fig. 4 is the heating output distribution signal of annealing furnace of the present invention continous way heating means embodiment three from back to front
Figure；
Fig. 5 is the heating output distribution signal of annealing furnace of the present invention continous way heating means example IV from back to front
Figure；
Fig. 6 is the heating output distribution signal of annealing furnace of the present invention continous way heating means embodiment five from back to front
Figure；
Fig. 7 is the heating output distribution signal of annealing furnace of the present invention continous way heating means embodiment six from back to front
Figure；
Fig. 8 is the heating output distribution signal of annealing furnace of the present invention continous way heating means embodiment seven from back to front
Figure；
Fig. 9 is the heating output distribution signal of annealing furnace of the present invention continous way heating means embodiment eight from back to front
Figure；
Figure 10 is the heating output distribution signal of annealing furnace of the present invention continous way heating means embodiment nine from back to front
Figure.
Specific embodiment
As shown in Figure 1, annealing furnace of the present invention continous way heating means from back to front the following steps are included:
Radiant tube putting in order as A from front to back in the annealing furnace1、A2、A3……An..., the annealing furnace is total
Heating output be x, the radiant tube heating output be y.
The radiant tube AnHeating export ynTotal functional relation between output x that heats is with annealing furnaceThe k=0.5 (n'+1), the n' are the quantity of radiant tube, the value range of described x, y, n, n' are as follows: 0
≤ x≤100%, 0≤y≤100%, n >=1, n'> 1；As the y being calculated according to the functional relationnGreater than 100%
When, ynValue is 100%；As the y being calculated according to the functional relationnWhen less than 0, ynValue is 0.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube AnHeating output for 50% when, spoke
Penetrate pipe An-1Start to burn；Work as AnHeating output for 100% when, radiant tube An-1Heating output be 50%, radiant tube An-2It opens
Begin to burn；Later and so on, when the total heating output of annealing furnace is 100%, the heating output of all radiant tubes is
100%.The present invention all moves back the heating function of annealing furnace bringing-up section, is concentrated use in the ability of back segment burner quickly by strip
It is heated to the temperature of demand, the burner of leading portion no longer combustion heat supplying can be such that strip bringing-up section leading portion in furnace slowly adds in this way
Heat, back segment concentrate heating, the residualinternal stress slow release of strip can be slowed down sideslip in bringing-up section leading portion, and because of bringing-up section
Fire box temperature is relatively low and so that the original convexity of roller is weakened effect and reduces, play anti-deviation effect.
Annealing furnace heating mode is changed to back segment heating mode by the present invention, realizes the short use of long furnace, in bringing-up section leading portion by band
The residualinternal stress slow release of steel slows down sideslip, and weakens the original convexity of roller because bringing-up section leading portion fire box temperature is relatively low
Effect, which reduces, increases centering capacity, to play the role of preventing 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 continous way heating means from back to front, wherein as the n'=2, also
When being only there are two radiant tube, the radiant tube A1Heating output beThe spoke
Penetrate pipe A2Heating output be y2=0.5 (2+1) x=1.5x.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube A2Heating output for 50% when, spoke
Penetrate pipe A1Start to burn；Work as A2Heating output for 100% when, radiant tube A1Heating output be 50%, when annealing furnace it is total plus
When thermal output is 100%, the heating output of all radiant tubes is 100%.The present invention is by the heating function of annealing furnace bringing-up section
It all moves back, strip is quickly heated to the temperature of demand by the ability for being concentrated use in back segment burner, and the burner of leading portion no longer burns
Heat supply can be such that strip bringing-up section leading portion in furnace is slowly heated in this way, and back segment concentrates heating, can be in bringing-up section leading portion by band
The residualinternal stress slow release of steel slows down sideslip, and so that the original convexity of roller is weakened effect because bringing-up section fire box temperature is relatively low
Reduce, plays anti-deviation effect.
Embodiment two
As shown in figure 3, annealing furnace of the present invention continous way heating means from back to front, wherein as the n'=3, it is described
Radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be y3=0.5 (3+1) x=2x.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube A3Heating output for 50% when, spoke
Penetrate pipe A2Start to burn；Work as A3Heating output for 100% when, radiant tube A2Heating output be 50%, radiant tube A1Start to fire
It burns；When the total heating output of annealing furnace is 100%, the heating output of all radiant tubes is 100%.The present invention is by annealing furnace
The heating function of bringing-up section all moves back, and strip is quickly heated to the temperature of demand by the ability for being concentrated use in back segment burner, preceding
The burner no longer combustion heat supplying of section can be such that strip bringing-up section leading portion in furnace is slowly heated in this way, and back segment concentrates heating, can
The residualinternal stress slow release of strip is slowed down into sideslip in bringing-up section leading portion, 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 continous way heating means from back to front, wherein as the n'=4, it is described
Radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output be y4=0.5 (4+1) x=2.5x.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube A4Heating output for 50% when, spoke
Penetrate pipe A3Start to burn；Work as A4Heating output for 100% when, radiant tube A3Heating output be 50%, radiant tube A2Start to fire
It burns；Later and so on, when the total heating output of annealing furnace is 100%, the heating output of all radiant tubes is 100%.
The present invention all moves back the heating function of annealing furnace bringing-up section, and strip is quickly heated to by the ability for being concentrated use in back segment burner
The temperature of demand, the burner of leading portion no longer combustion heat supplying can be such that strip bringing-up section leading portion in furnace is slowly heated, back segment in this way
Heating is concentrated, the residualinternal stress slow release of strip can be slowed down into sideslip in bringing-up section leading portion, and because of bringing-up section burner hearth temperature
It spends relatively low and so that 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 continous way heating means from back to front, wherein as the n'=5, it is described
Radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output be y5
=0.5 (5+1) x=3x.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube A5Heating output for 50% when, spoke
Penetrate pipe A4Start to burn；Work as A5Heating output for 100% when, radiant tube A4Heating output be 50%, radiant tube A3Start to fire
It burns；Later and so on, when the total heating output of annealing furnace is 100%, the heating output of all radiant tubes is 100%.
The present invention all moves back the heating function of annealing furnace bringing-up section, and strip is quickly heated to by the ability for being concentrated use in back segment burner
The temperature of demand, the burner of leading portion no longer combustion heat supplying can be such that strip bringing-up section leading portion in furnace is slowly heated, back segment in this way
Heating is concentrated, the residualinternal stress slow release of strip can be slowed down into sideslip in bringing-up section leading portion, and because of bringing-up section burner hearth temperature
It spends relatively low and so that 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 continous way heating means from back to front, wherein as the n'=6, it is described
Radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be y6=0.5 (6+1) x=3.5x.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube A6Heating output for 50% when, spoke
Penetrate pipe A5Start to burn；Work as A6Heating output for 100% when, radiant tube A5Heating output be 50%, radiant tube A4Start to fire
It burns；Later and so on, when the total heating output of annealing furnace is 100%, the heating output of all radiant tubes is 100%.
The present invention all moves back the heating function of annealing furnace bringing-up section, and strip is quickly heated to by the ability for being concentrated use in back segment burner
The temperature of demand, the burner of leading portion no longer combustion heat supplying can be such that strip bringing-up section leading portion in furnace is slowly heated, back segment in this way
Heating is concentrated, the residualinternal stress slow release of strip can be slowed down into sideslip in bringing-up section leading portion, and because of bringing-up section burner hearth temperature
It spends relatively low and so that 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 continous way heating means from back to front, wherein as the n'=7, it is described
Radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output be y7=0.5 (7+1) x=4x.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube A7Heating output for 50% when, spoke
Penetrate pipe A6Start to burn；Work as A7Heating output for 100% when, radiant tube A6Heating output be 50%, radiant tube A5Start to fire
It burns；Later and so on, when the total heating output of annealing furnace is 100%, the heating output of all radiant tubes is 100%.
The present invention all moves back the heating function of annealing furnace bringing-up section, and strip is quickly heated to by the ability for being concentrated use in back segment burner
The temperature of demand, the burner of leading portion no longer combustion heat supplying can be such that strip bringing-up section leading portion in furnace is slowly heated, back segment in this way
Heating is concentrated, the residualinternal stress slow release of strip can be slowed down into sideslip in bringing-up section leading portion, and because of bringing-up section burner hearth temperature
It spends relatively low and so that 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 continous way heating means from back to front, wherein as the n'=8, it is described
Radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output beThe radiant tube A8Heating output be
y8=0.5 (8+1) x=4.5x.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube A8Heating output for 50% when, spoke
Penetrate pipe A7Start to burn；Work as A8Heating output for 100% when, radiant tube A7Heating output be 50%, radiant tube A6Start to fire
It burns；Later and so on, when the total heating output of annealing furnace is 100%, the heating output of all radiant tubes is 100%.
The present invention all moves back the heating function of annealing furnace bringing-up section, and strip is quickly heated to by the ability for being concentrated use in back segment burner
The temperature of demand, the burner of leading portion no longer combustion heat supplying can be such that strip bringing-up section leading portion in furnace is slowly heated, back segment in this way
Heating is concentrated, the residualinternal stress slow release of strip can be slowed down into sideslip in bringing-up section leading portion, and because of bringing-up section burner hearth temperature
It spends relatively low and so that 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 continous way heating means from back to front, wherein as the n'=9, it is described
Radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output beThe radiant tube A8Heating output beThe radiant tube A9Heating output be y9=0.5 (9+1) x=5x.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube A9Heating output for 50% when, spoke
Penetrate pipe A8Start to burn；Work as A9Heating output for 100% when, radiant tube A8Heating output be 50%, radiant tube A7Start to fire
It burns；Later and so on, when the total heating output of annealing furnace is 100%, the heating output of all radiant tubes is 100%.
The present invention all moves back the heating function of annealing furnace bringing-up section, and strip is quickly heated to by the ability for being concentrated use in back segment burner
The temperature of demand, the burner of leading portion no longer combustion heat supplying can be such that strip bringing-up section leading portion in furnace is slowly heated, back segment in this way
Heating is concentrated, the residualinternal stress slow release of strip can be slowed down into sideslip in bringing-up section leading portion, and because of bringing-up section burner hearth temperature
It spends relatively low and so that 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 continous way heating means from back to front, wherein as the n'=10, institute
State radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output beThe radiant tube A8Heating output beThe radiant tube A9Heating output be
The radiant tube A10Heating output be y10=0.5 (10+1) x=5.5x.
Annealing furnace of the present invention continous way heating means from back to front, as radiant tube A10Heating output for 50% when, spoke
Penetrate pipe A9Start to burn；Work as A10Heating output for 100% when, radiant tube A9Heating output be 50%, radiant tube A8Start to fire
It burns；Later and so on, when the total heating output of annealing furnace is 100%, the heating output of all radiant tubes is 100%.
The present invention all moves back the heating function of annealing furnace bringing-up section, and strip is quickly heated to by the ability for being concentrated use in back segment burner
The temperature of demand, the burner of leading portion no longer combustion heat supplying can be such that strip bringing-up section leading portion in furnace is slowly heated, back segment in this way
Heating is concentrated, the residualinternal stress slow release of strip can be slowed down into sideslip in bringing-up section leading portion, and because of bringing-up section burner hearth temperature
It spends relatively low and so that the original convexity of roller is weakened effect and reduce, play anti-deviation effect.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (10)
1. a kind of annealing furnace continous way heating means from back to front, radiant tube putting in order from front to back in the annealing furnace
For A1、A2、A3……An..., the total heating output of the annealing furnace is x, and the heating output of the radiant tube is y, feature
It is, comprising the following steps:
The radiant tube AnHeating export ynTotal functional relation between output x that heats is with annealing furnaceThe k=0.5 (n'+1), the n' are the quantity of radiant tube, the value range of described x, y, n, n' are as follows: 0
≤ x≤100%, 0≤y≤100%, n >=1, n'> 1；As the y being calculated according to the functional relationnGreater than 100%
When, ynValue is 100%；As the y being calculated according to the functional relationnWhen less than 0, ynValue is 0.
2. annealing furnace according to claim 1 continous way heating means from back to front, it is characterised in that: as the n'=
When 2, the radiant tube A1Heating output beThe radiant tube A2Heating it is defeated
It is out y2=0.5 (2+1) x=1.5x.
3. annealing furnace according to claim 1 continous way heating means from back to front, it is characterised in that: as the n'=
When 3, the radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be y3=0.5 (3+1) x=2x.
4. annealing furnace according to claim 1 continous way heating means from back to front, it is characterised in that: as the n'=4,
The radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output be y4=0.5 (4+1) x=2.5x.
5. annealing furnace according to claim 1 continous way heating means from back to front, it is characterised in that: as the n'=
When 5, the radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output be y5
=0.5 (5+1) x=3x.
6. annealing furnace according to claim 1 continous way heating means from back to front, it is characterised in that: as the n'=6,
The radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output
ForThe radiant tube A6Heating output be y6=0.5 (6+1) x=3.5x.
7. annealing furnace according to claim 1 continous way heating means from back to front, it is characterised in that: as the n'=
When 7, the radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output be y7=0.5 (7+1) x=4x.
8. annealing furnace according to claim 1 continous way heating means from back to front, it is characterised in that: as the n'=8,
The radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output beThe radiant tube A8Heating output be
y8=0.5 (8+1) x=4.5x.
9. annealing furnace according to claim 1 continous way heating means from back to front, it is characterised in that: as the n'=
When 9, the radiant tube A1Heating output beThe radiant tube A2Heating output beThe radiant tube A3Heating output be
The radiant tube A4Heating output beThe radiant tube A5Heating output beThe radiant tube A6Heating output be
The radiant tube A7Heating output beThe radiant tube A8Heating output beThe radiant tube A9Heating output be y9=0.5 (9+1) x=5x.
10. annealing furnace according to claim 1 continous way heating means from back to front, it is characterised in that: as the n'
When=10, the radiant tube A1Heating output beThe radiant tube A2Plus
Thermal output isThe radiant tube A3Heating output beThe radiant tube A4Heating output be
The radiant tube A5Heating output beThe radiant tube A6Heating output beThe radiant tube A7Heating output be
The radiant tube A8Heating output beThe radiant tube A9Heating output beThe radiant tube A10Heating output be y10=0.5 (10+1) x=5.5x.
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