CN106198408A - Method that in casting, alloying component on-line checking and visualizing control and device thereof - Google Patents
Method that in casting, alloying component on-line checking and visualizing control and device thereof Download PDFInfo
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- CN106198408A CN106198408A CN201610551853.3A CN201610551853A CN106198408A CN 106198408 A CN106198408 A CN 106198408A CN 201610551853 A CN201610551853 A CN 201610551853A CN 106198408 A CN106198408 A CN 106198408A
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Abstract
The invention discloses the method that in casting, alloying component on-line checking and visualizing control, and provide and implement device accordingly.Described method uses sampling die to extract smelting furnace molten steel, direct-reading spectrometer measures sample chemical composition, chemical composition visualizing system acquisition also records sample chemical composition, call casting alloy data base by computer and be standardized studying point the comparison with sample chemical composition, then on LED display, provide the addition of each alloy addition, alarm simultaneously is warned corresponding operating personnel, finally controls ladle chemistry.The present invention detects the chemical composition of molten steel sample before cast, and according to alloy standard chemical composition, provide the addition of each alloy addition, there is the advantage that result is stable, reliability is high, analytical cycle is short, analysis cost is low, simple, can effectively control foundry goods chemical composition, reduce production cost, shorten the production cycle, suitably cast during the on-the-spot flushing and casting of melting.
Description
Technical field
The present invention relates to a kind of detection of alloy preparation process, the method for control and device thereof, be used for particularly to one
Method that in the casting of stokehold melt inspection, alloying component on-line checking controls with visualizing and device thereof, be particularly suited for casting
Alloy cast ingot and foundry goods forming process, belong to metal material and metallurgical technology field.
Background technology
It is known that alloy composition can produce the biggest shadow to alloy graining process and solidified structure in casting process
Ring, then have influence on the follow-up processing of foundry goods and use.In process of factory production, due to the operation of smelting and pouring process
Empirical very strong, actual smelting and pouring process is affected very big by appointed condition and anthropic factor, and the most improper operation can be drawn
Rise alloying element scaling loss, even molten steel composition defective i.e. come out of the stove cast wait so as to get foundry goods chemical composition and solidification group
Knit compared with expection far from each other, ultimately result in conforming product rate reduction, shortened equipment life, production cycle prolongation and produce
Cost improves, and these are all disadvantageous to conventional cast enterprise, difficult especially for the examination of some large-scaled complex castings, equipment etc.
With accept.Meanwhile, smelting and pouring process ladle chemistry controls, only with operating personnel's experience, to carry out new entrant
Say, cannot promptly and accurately adjust qualified molten steel during operation for cast.Additionally, smelting and pouring process is castings production process
In key procedure, this process chemistry Composition Control only relies on operating personnel's experience, it is impossible to meet product quality in production process
Management and control requirement.Based on above-mentioned factor, before cast come out of the stove by molten steel, it is highly desirable to obtain in time the chemical composition inspection of molten steel
Survey the adjustment suggestion of result and defective molten steel, and implement corresponding process.But, the most suitably can be used for giving birth to
Produce method or equipment that in cast-in-place, alloying component on-line checking controls with visualizing.
Therefore, method and device thereof that in casting, alloying component on-line checking and visualizing control are designed and developed out to foundry goods
Produce and there is positive meaning, can fundamentally solve most of difficult problems present in casting alloy smelting and pouring process, bag
Include the most supplementary, the accurate control of foundry goods chemical composition after the timely and effective adjustment of ladle chemistry, alloying element scaling loss
Deng, thus realize stokehold and quickly produce in X-ray inspection X, chemical composition adjustment information visualizing, on-the-spot guidance, finally improve product
Qualification rate, shorten the production cycle, then reduce production cost, extension device service life.
Chemical composition adjustment algorithm system can be used for adjusting the chemical composition of alloy, obtains in casting alloy fusion process
To extensively application.For castings production, the alloy addition not chemical pure material added when ladle chemistry adjusts,
As FeMn contained Si, containing Si etc. in FeCr.Owing to not considering the impact of relevant additional elements, so reducing this algorithm model
Engineering significance.Simultaneously, it is impossible to provide the visualizing of chemical composition adjustment information to point out to field operation personnel, so cannot be real
Effectively instruct the production of casting process.In sum, foundry goods chemical composition adjusts process urgent need and sets up a kind of reliableization in time
Study the method that point on-line checking controls with visualizing.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, it is provided that in casting, alloying component on-line checking and visualizing control
Method, provides a kind of device realizing the method simultaneously.Being intended to by direct-reading spectrometer, detection gathers sample chemical composition, right
Ratio standard chemical composition in casting alloy data base, carries out on-line analysis, and provides the interpolation of each alloy ladle chemistry
The addition prompting of agent, the final target realizing controlling ladle chemistry.
The present invention is achieved through the following technical solutions:
The method that in casting, alloying component on-line checking controls with visualizing, specifically comprises the following steps that
(1) sampling die is used to make standard sample；
(2) using direct-reading spectrometer to detect the chemical composition of sample, the result transmission of sample information and detection is to calculating
Machine；
(3) computer calls the standard chemical signal component value of corresponding grade of steel automatically, according to contrast judgement method, by sample chemical composition
Value is compared with standard chemical signal component value；
(4) if comparison result is that sample chemical composition is defective, then chemical composition visualizing system becomes automatically according to sample chemistry
Score value is adjusted to the computational methods of standard chemical signal component value, provides the addition of each alloy addition, simultaneously on LED display
Alarm is warned corresponding operating personnel；
(5) flushing and casting personnel are according to the information of each alloy addition addition on LED display, adjust and control this stove steel
Hydrochemical Composition.
Restriction further to technique scheme, in described step (2), sample information includes sampling heat (batch) number, operation people
Member's name, sample material grade of steel, furnace lining access times.Advantage: after input sample information, sample information will be with sample testing result
It is saved in the lump in chemical composition visualizing system, can be used for the chemical composition of any a collection of foundry goods of immediate inquiring, it is simple to the later stage
Product chemical composition is reviewed.
Restriction further to technique scheme, the determination method of described step (3) Plays chemical composition value is as follows:
Material each multi-element chemical composition value of each grade of steel is a certain scope, there is chemical composition higher limit and chemical composition lower limit
Value, according to melting loss of elements rule in casting process, the standard analysis value for easy scaling loss element takes its chemical composition higher limit-1/
4(higher limit-lower limit), the standard analysis value of other elements takes its lower limit+1/2(higher limit-lower limit).Advantage: with being somebody's turn to do
Method determines standard chemical signal component value, has taken into full account melting loss of elements rule in the duration of pouring and casting process, to molten steel chemistry
Composition is reserved the scaling loss amount of element in casting process, it is ensured that after melting loss of elements ladle chemistry value is still in casting process
So meet qualified ladle chemistry requirement.
Restriction further to technique scheme, in described step (3), contrast judgement method is as follows: 1) sample is through straight
Read spectrogrph detection after, system transfers the chemical composition value of standard grade of steel automatically, materials respectively in testing result each mainly
Element is compared with the respective element in standard grade of steel, and standard analysis value subtracts testing result is worth standard results poor, it is determined that
Element is the need of adjustment；2) concrete decision method: when a. samples first, whether each element meets " standard according to testing result
Signal component value≤testing result≤chemical composition higher limit " judge；If sample each elemental composition value is within the range, it is determined that
For qualified, then this stove molten steel need not adjust, cast of can directly coming out of the stove；If a certain element of sample is outside this scope, then it is judged to
Defective, need to adjust ladle chemistry in smelting furnace；When the most again sampling, if during the second time sampling of same stove molten steel, respectively
Whether element meets " chemical composition lower limit≤testing result≤chemical composition higher limit " according to testing result judges,
If sample each elemental composition value is within the range, it is determined that for qualified, then this stove molten steel need not adjust, cast of can coming out of the stove；If examination
The a certain element of sample outside this scope, is then judged to defective, needs to adjust ladle chemistry in smelting furnace；C. through two sub-samplings
After detection, ladle chemistry is the most defective, then after each element of sample whether meet " standard analysis value according to testing result
≤ testing result≤chemical composition higher limit " judge, if sample each elemental composition value is within the range, it is determined that for closing
Lattice, then this stove molten steel need not adjust, and cast of can coming out of the stove, if a certain element of sample is outside this scope, it is determined that for defective, then need
Ladle chemistry in smelting furnace to be adjusted.Advantage: this contrast judgement method taken into full account liquid steel sampling detection time-consumingly with take
Melting loss of elements rule during sample detection, to having reserved the scaling loss amount of element during sampling detects in ladle chemistry, really
Protect during sampling detection qualified ladle chemistry value after melting loss of elements and still meet pour steel chemical composition requirement.
Restriction further to technique scheme, the computational methods in described step (4) are as follows: 1) judge according to comparison
Method, if sample chemical composition is judged to defective, then needs to adjust by the way of adding alloy addition in molten steel
The chemical composition of molten steel, so that ladle chemistry meets required standard grade of steel requirement, according to the standard knots of each essential element
In the poorest and alloy addition, the content of element, calculates the addition of this alloy addition；2) computation model:, wherein i is for needing
To be adjusted four big element, i.e. C, Si, Mn, Cr, GiFor the alloy addition addition of i constituent element, GoxFor molten steel in smelting furnace
Quality, giStandard results for i constituent element composition adjustment is poor, tiFor the percentage composition of i constituent element, s in alloy additioniFor i constituent element
Element recovery rate；3) computation model is described in detail: first selection high carbon ferromanganese is as alloy addition, according to computation model,
Calculate the addition of alloy addition；While adjusting a certain constituent content by addition alloy addition, can be to molten steel
Middle introducing additional elements, in this case, needs to be first depending on to calculate when host element adjusts the alloy addition that need to add
Addition, then calculates the additional change of additional elements according to host element addition poor, last foundation additional elements addition
Calculating the addition of alloy addition for adjusting additional elements content, additional elements addition is poor equal to standard results-
Additional change is poor；4) whether carbon exceedes chemical composition higher limit method after adjusting is judged: if carbon establishing criteria becomes
After poor+additional adjustment amount changing difference of score value-standard results is adjusted, in sample, carbon exceedes the chemical composition upper limit
Value, then use low-carbon ferromanganese again to calculate this as alloy addition, standard results difference and computation model according to carbon
Plant the addition of alloy addition.Advantage: when these computational methods consider addition alloy addition to adjust a certain constituent content,
Additional elements can be introduced in molten steel, the addition of alloy addition when adjusting host element content by calculating, then calculate adjustment
The addition of alloy addition during additional elements content, and judge whether carbon exceedes its chemical composition higher limit after adjusting,
Consider the impact on additional elements content of the alloy addition adition process, go to calculate adjustment the most in isolation each defective
The alloy addition addition of element, makes this process more meet actual production, improves the engineering significance of this computation model.
Restriction further to technique scheme, the G in described computation modeloxFor the quality of molten steel, steel in smelting furnace
Water quality is 500～800Kg, calculates the addition value of alloy addition according to steel quality.Advantage: this numerical range considers
Relation between molten steel in furnace lining access times and smelting furnace, it is simple to operating personnel according to molten steel actual mass in smelting furnace,
Alloy addition corresponding therewith is selected to add value.
The device that in casting, alloying component on-line checking controls with visualizing, including sampling die, direct-reading spectrometer, work
Computer, storage have the casting alloy data base of standard chemical compositional data, LED display, inquiry computer；Described spectrogrph
It is connected with working computer, the testing result of the tested sample that spectrogrph gathers to working computer transmission and records, work
Computer reads detection data；Described working computer is connected with casting alloy data base, and working computer transfers standard chemical
Compositional data is compared with tested sample chemical composition data, and is calculated the addition of each alloy addition by comparing result
Amount；Described LED display is connected with working computer, and the information of each alloy addition addition is shown by working computer
On LED display, wherein LED display is positioned at smelting furnace working region；Described inquiry calculates the storage of function immediate inquiring
Every stove ladle chemistry data in chemical composition visualizing system.
Beneficial effect: the present invention compared with prior art, has the advantage that
1, the present invention uses direct-reading spectrometer to detect chemical composition, and simple, analysis result is accurate, reliability is high, is parsed into
This is low；
2, the present invention can detect the chemical composition of casting alloy sample, and the detection cycle is short, can quickly obtain testing result, be suitable to stove
Front ladle chemistry is checked；
3, the present invention detects plant automation, can provide each alloy addition addition information in time, it is simple to Instructing manufacture
Operation, improves foundry goods chemical composition qualification rate；
4, this method has the advantage that result is stable, reliability is high, analytical cycle is short, automatization level is high, it is possible to be effectively improved
Ingot casting, casting quality, reduce production cost, reduce the production cycle, meet the production needs of foundry enterprise, be suitable for casting alloy
Online composition detection, there is bigger market popularization value.
Accompanying drawing explanation
Fig. 1 be the present invention casting in alloying component on-line checking and visualizing control flow.
Fig. 2 be the present invention casting in alloying component on-line checking and visualizing control device.
Detailed description of the invention
Elaborating embodiments of the invention below in conjunction with the accompanying drawings, the present embodiment is premised on technical solution of the present invention
Under give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited only to following enforcement
Example.
As it is shown in figure 1, the method that in casting of the present invention, alloying component on-line checking controls with visualizing: use system
Original mold tool extracts smelting furnace molten steel, and direct-reading spectrometer measures sample chemical composition, chemical composition visualizing system acquisition record
Sample chemical composition, calls casting alloy data base by computer and is standardized studying point the ratio with sample chemical composition
Relatively, calculate the addition of alloy addition, on LED display, then provide each alloy addition addition information, with
Time alarm warn corresponding operating personnel, finally control ladle chemistry.Specifically comprise the following steps that
(1) sampling die is used to make standard sample: according to smelting technology in casting process, to account for smelting furnace volume at molten steel
When 3/4, extract smelting furnace molten steel and pour in sampling die, by sample Quench in water, according to the carbon steels such as GB/T 4336-2002,
Cast iron examination criteria prepares sample；
(2) sampling personnel inform spectrogrph operator's sample information, and spectrogrph operator examine under direct-reading spectrometer
Surveying, the result of sample information and detection is transmitted to computer；Described sample information includes sampling heat (batch) number, operating personnel's name, examination
Sample material grade of steel, furnace lining access times；
(3) computer calls the standard chemical signal component value of corresponding grade of steel automatically, according to contrast judgement method, by sample chemical composition
Value is compared with standard chemical signal component value；The determination method of described standard chemical signal component value is as follows: the material of each grade of steel is each
Multi-element chemical composition value is a certain scope, there is chemical composition higher limit and chemical composition lower limit, according in casting process
Melting loss of elements rule, the standard analysis value for easy scaling loss element takes its chemical composition higher limit-1/4(higher limit-lower limit),
The standard analysis value of other elements takes its lower limit+1/2(higher limit-lower limit)；Described contrast judgement method is as follows: 1) sample
After direct-reading spectrometer detects, system transfers the chemical composition value of standard grade of steel automatically, and that materialses in testing result respectively is each
Essential element is compared with the respective element in standard grade of steel, and standard analysis value subtracts testing result is worth standard results poor,
Decision element is the need of adjustment；2) concrete decision method: when a. samples first, whether each element meets according to testing result
" standard analysis value≤testing result≤chemical composition higher limit " judges；If sample each elemental composition value is in this scope
In, it is determined that for qualified, then this stove molten steel need not adjust, cast of can directly coming out of the stove, and show at LED display qualified；If examination
The a certain element of sample outside this scope, is then judged to defective, needs to adjust ladle chemistry in smelting furnace；Sub-sampling the most again
Time, if during the second time sampling of same stove molten steel, whether each element meets " chemical composition lower limit≤detection knot according to testing result
Really≤chemical composition higher limit " judge, if sample each elemental composition value is within the range, it is determined that for qualified, then this stove
Molten steel need not adjust, cast of can coming out of the stove, and show at LED display qualified；If a certain element of sample is outside this scope, then sentence
It is set to defective, needs to adjust ladle chemistry in smelting furnace；C., after two sub-sampling detections, ladle chemistry does not still conform to
Lattice, then after each element of sample whether meet " standard analysis value≤testing result≤chemical composition upper limit according to testing result
Value " judge, if sample each elemental composition value is within the range, it is determined that for qualified, then this stove molten steel need not adjust, can
Coming out of the stove cast, if a certain element of sample is outside this scope, it is determined that for defective, then in needing to adjust smelting furnace, molten steel chemistry becomes
Point；
(4) if comparison result is that sample chemical composition is defective, then chemical composition visualizing system becomes automatically according to sample chemistry
Score value is adjusted to the computational methods of standard chemical signal component value, provides the addition of each alloy addition, simultaneously on LED display
Alarm is warned corresponding operating personnel；Described computational methods are as follows: 1) according to comparison decision method, if sample chemical composition is judged to
Defective, then need to adjust the chemical composition of molten steel by the way of adding alloy addition in molten steel, so that molten steel
Study point and to meet a required standard grade of steel requirement, according to the containing of element in the standard results difference of each essential element and alloy addition
Amount, calculates the addition of this alloy addition；2) computation model:, wherein i be need adjust four big elements, i.e. C, Si,
Mn, Cr, GiFor the alloy addition addition of i constituent element, GoxFor the quality of molten steel in smelting furnace,giFor i constituent element composition adjustment
Standard results is poor, tiFor the percentage composition of i constituent element, s in alloy additioniElement recovery rate for i constituent element；3) meter is described in detail
Calculate model: first select high carbon ferromanganese as alloy addition, according to computation model, calculate the addition of alloy addition；
While adjusting a certain constituent content by addition alloy addition, meeting is introducing additional elements in molten steel, in this case,
Need the addition being first depending on calculating the alloy addition that need to add when host element adjusts, then according to host element addition
The additional change calculating additional elements is poor, and last foundation additional elements addition calculates for adjusting additional elements content
The addition of alloy addition, the change poor-additional equal to standard results of additional elements addition is poor；4) after judging that carbon adjusts
The method whether exceeding chemical composition higher limit: if poor+additional tune changing difference of carbon establishing criteria signal component value-standard results
After whole amount is adjusted, in sample, carbon exceedes chemical composition higher limit, then employing low-carbon ferromanganese is as alloy addition,
The standard results difference of foundation carbon and computation model calculate the addition of this kind of alloy addition again；Described computation model
In GoxFor the quality of molten steel in smelting furnace, steel quality is 500～800Kg, calculates alloy addition according to steel quality
Addition value；
(5) flushing and casting personnel are according to the information of each alloy addition addition on LED display, adjust and control this stove steel
Hydrochemical Composition.
Described melting loss of elements rule: the scaling loss of alloying element mainly shows as in alloying element and air, molten steel, slag
Oxygen generation oxidation reaction and the oxidization burning loss that produces.During smelting and pouring, the burn out rate of element and furnace lining character, raw material
The factors such as state, alloy addition sequence, smelting time, smelting temperature are relevant.According to producing reality, in furnace charge, the burn out rate of Si is
The burn out rate of 15%, Mn is 20%, and the burn out rate of Cr is 3%.The burn out rate of each element is based on what knowhow drew, and melting is watered
Note condition is different, and the burn out rate of the most each element is the most different.
The described additional difference computational methods that change: addition G of foundation host element alloy additioni, attached in alloy addition
The percentage composition t of added elementsi, element absorption rate s of additional elements in alloy additioniWith quality G of molten steel in smelting furnaceox,
The additional change difference g of additional elements is calculated by computation model.
The addition computational methods of the alloy addition of described adjustment additional elements content: by the standard results of additional elements
Subtractive goes the additional difference g that changes as revised additional elements addition g, and foundation is for adjusting the conjunction of additional elements content
The percentage composition t of additional elements in gold additivei, element absorption rate si, revised additional elements addition g and smelting furnace
Quality G of middle molten steelox, addition G of the alloy addition adjusting additional elements content is calculated by computation modeli。
As in figure 2 it is shown, the device that in Zhu Zao, alloying component on-line checking controls with visualizing, including sampling die, direct-reading
Spectrogrph, working computer, storage have the casting alloy data base of standard chemical compositional data, LED display, inquiry to calculate
Machine.Described sampling die make sample be converted into data by spectrogrph, spectrogrph is connected with working computer, spectrogrph to
Working computer transmits the testing result of the tested sample of gathered total record, and working computer passes through spectrogrph digital independent
System reads detection data；Described working computer is connected with casting alloy data base (server as shown in Figure 2), transfers
Standard chemical compositional data is compared with tested sample chemical composition data, and calculates the interpolation of each alloy by comparing result
The addition of agent；Described LED display is calculated machine with meter work and is connected, and working computer is by data router and display program
The information of each alloy addition addition being shown on LED display and industrial computer, wherein LED display is positioned at melting
In stove working region；Described inquiry calculates every stove molten steel chemistry that function immediate inquiring is stored in chemical composition visualizing system
Compositional data；Described management computer is used for managing casting alloy data base；Described working computer, casting alloy data base,
Industrial computer, inquiry computer and management computer are connected by LAN each other.
Claims (7)
1. the method that in casting, alloying component on-line checking controls with visualizing, specifically comprises the following steps that
(1) sampling die is used to make standard sample；
(2) using direct-reading spectrometer to detect the chemical composition of sample, the result transmission of sample information and detection is to calculating
Machine；
(3) computer calls the standard chemical signal component value of corresponding grade of steel automatically, according to contrast judgement method, by sample chemical composition
Value is compared with standard chemical signal component value；
(4) if comparison result is that sample chemical composition is defective, then chemical composition visualizing system becomes automatically according to sample chemistry
Score value is adjusted to the computational methods of standard chemical signal component value, provides the addition of each alloy addition, simultaneously on LED display
Alarm is warned corresponding operating personnel；
(5) flushing and casting personnel are according to the information of each alloy addition addition on LED display, adjust and control this stove steel
Hydrochemical Composition.
2. the method controlled with visualizing according to alloying component on-line checking in casting described in claim 1, it is characterised in that:
The determination method of described step (3) Plays chemical composition value is as follows: material each multi-element chemical composition value of each grade of steel is
, there is chemical composition higher limit and chemical composition lower limit in a certain scope, according to melting loss of elements rule in casting process, for easily
The standard analysis value of scaling loss element takes its chemical composition higher limit-1/4(higher limit-lower limit), the standard analysis of other elements
Value takes its lower limit+1/2(higher limit-lower limit).
The method that in casting the most according to claim 1 or claim 2, alloying component on-line checking controls with visualizing, its feature exists
In: in described step (3), contrast judgement method is as follows: 1) sample is after direct-reading spectrometer detects, and system transfers standard steel automatically
Number chemical composition value, each essential element materialsed respectively in testing result compares with the respective element in standard grade of steel
Right, standard analysis value subtracts testing result is worth standard results poor, it is determined that respective element is the need of adjustment；2) the concrete side of judgement
Method: when a. samples first, whether each element meets " standard analysis value≤testing result≤chemical composition upper limit according to testing result
Value " judge；If sample each elemental composition value is within the range, it is determined that for qualified, then this stove molten steel need not adjust, can
Directly come out of the stove cast；If a certain element of sample is outside this scope, then it is judged to defective, needs to adjust molten steel chemistry in smelting furnace
Composition；When the most again sampling, if during the second time sampling of same stove molten steel, whether each element meets " chemistry one-tenth according to testing result
Divide lower limit≤testing result≤chemical composition higher limit " judge, if sample each elemental composition value is within the range, sentence
It is qualified to be set to, then this stove molten steel need not adjust, cast of can coming out of the stove；If a certain element of sample is outside this scope, then it is judged to not
Qualified, need to adjust ladle chemistry in smelting furnace；C., after two sub-sampling detections, ladle chemistry is the most defective, then
Whether each element of sample afterwards meets " standard analysis value≤testing result≤chemical composition higher limit " according to testing result is come
Judging, if sample each elemental composition value is within the range, it is determined that for qualified, then this stove molten steel need not adjust, and can come out of the stove
Cast, if a certain element of sample is outside this scope, it is determined that for defective, then needs to adjust ladle chemistry in smelting furnace.
The method that the most according to claim 3, in casting, alloying component on-line checking controls with visualizing, it is characterised in that: institute
State the computational methods in step (4) as follows: 1) according to comparison decision method, if sample chemical composition is judged to defective, then need
The chemical composition of molten steel is adjusted, so that ladle chemistry meets institute by the way of adding alloy addition in molten steel
The standard grade of steel requirement needed, according to standard results difference and the content of element in alloy addition of each essential element, calculates this
The addition of alloy addition；2) computation model:, wherein i is the four big elements, i.e. C, Si, Mn, Cr needing to adjust, GiFor i group
The alloy addition addition of unit, GoxFor the quality of molten steel, g in smelting furnaceiStandard results for i constituent element composition adjustment is poor,
tiFor the percentage composition of i constituent element, s in alloy additioniElement recovery rate for i constituent element；3) computation model is described in detail: first
Select high carbon ferromanganese as alloy addition, according to computation model, calculate the addition of alloy addition；By adding alloy
While additive adjusts a certain constituent content, additional elements can be introduced in molten steel, in this case, need to be first depending on
Host element calculates the addition of the alloy addition that need to add when adjusting, then calculate additional unit according to host element addition
The additional change of element is poor, the last alloy addition calculated according to additional elements addition for adjusting additional elements content
Addition, the change poor-additional equal to standard results of additional elements addition is poor；4) judge whether carbon exceedes chemistry after adjusting
The method of composition higher limit: if poor+additional adjustment amount changing difference of carbon establishing criteria signal component value-standard results is adjusted
After whole, in sample, carbon exceedes chemical composition higher limit, then employing low-carbon ferromanganese is as alloy addition, according to carbon
Standard results difference and computation model calculate the addition of this kind of alloy addition again.
5. the method controlled with visualizing according to alloying component on-line checking in casting described in claim 4, it is characterised in that:
G in described computation modeloxFor the quality of molten steel in smelting furnace, steel quality is 500～800Kg, calculates according to steel quality
Go out the addition value of alloy addition.
The method that the most according to claim 5, in casting, alloying component on-line checking controls with visualizing, it is characterised in that: institute
Stating in step (2), sample information includes sampling heat (batch) number, operating personnel's name, sample material grade of steel, furnace lining access times.
7. the device that in casting, alloying component on-line checking controls with visualizing, including sampling die, direct-reading spectrometer, work meter
Calculation machine, storage have the casting alloy data base of standard chemical compositional data, LED display, inquiry computer；Described spectrogrph with
Working computer connects, the testing result of the tested sample that spectrogrph gathers to working computer transmission and records, work meter
Calculate and machine-readable take detection data；Described working computer is connected with casting alloy data base, transfers standard chemical compositional data and quilt
Test specimens chemical composition data is compared, and is calculated the addition of alloy addition by testing result；Described LED shows
Screen is connected with working computer, and the information of each alloy addition addition is shown on LED display by working computer,
Wherein LED display is positioned at smelting furnace working region；It is visual that described inquiry calculating function immediate inquiring is stored in chemical composition
Every stove ladle chemistry data in change system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610551853.3A CN106198408B (en) | 2016-07-14 | 2016-07-14 | The method and device thereof of alloying component on-line checking and visualizing control in casting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610551853.3A CN106198408B (en) | 2016-07-14 | 2016-07-14 | The method and device thereof of alloying component on-line checking and visualizing control in casting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106198408A true CN106198408A (en) | 2016-12-07 |
| CN106198408B CN106198408B (en) | 2019-07-30 |
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| CN113899729A (en) * | 2021-10-14 | 2022-01-07 | 云南大泽电极科技股份有限公司 | Rapid detection method for lead alloy components |
| CN114754598A (en) * | 2022-06-14 | 2022-07-15 | 深圳中宝新材科技有限公司 | Method and device for reducing power consumption of gold bonding wire production line imaging system |
| CN114754598B (en) * | 2022-06-14 | 2022-09-02 | 深圳中宝新材科技有限公司 | Method and device for reducing power consumption of gold bonding wire production line imaging system |
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