CN101714131A - Method and device for realizing metallurgical balance calculation - Google Patents
Method and device for realizing metallurgical balance calculation Download PDFInfo
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Abstract
A method and device for realizing metallurgical balance calculation belong to the technical field of metallurgical balance calculation and aim to solve the following problem existing in the current metallurgical balance calculation method: the items calculated in order to meet calculation for solution are more complex and various, so that the equation set needs to be reestablished if the calculated items are modified. The method comprises the following steps: firstly inputting the types and quantities of loaded mineral substances, output elements and output impurities of a metal balance table and a heat balance table and setting the metallurgical balance constraint conditions; and then calculating to obtain the numerical values of the unknown elements according to the input types and quantities of loaded mineral substances, output elements and output impurities of the metal balance table and the heat balance table and according to the set constrain conditions. The invention is fast in operating speed and omits various calculated items, and the solutions of the unknown elements can be automatically obtained through calculation by only inputting the different parameters into the corresponding metal balance table and heat balance table, without reestablishing the equation set.
Description
Technical field
The invention provides a kind of method and device of realizing metallurgical EQUILIBRIUM CALCULATION FOR PROCESS, belong to the field of metallurgical EQUILIBRIUM CALCULATION FOR PROCESS technology.
Background technology
The operation balance of metallurgical system is based upon on following two equation in a basic balance bases:
(1) under steady state (SS), various elements pack into and output material balance (being the mass conservation).
Carry out stably in metallurgical system that all mandatory ordinary material amount balance equation is in the whole process of operation:
Pack into the output total amount of the total amount of packing into=element i of material total amount=output material total amount or element i
For this specific technology of flash stove copper smelting process metallurgical process, its essential element i is: inventory, Cu, S, Fe, SiO
2, CaO, MgO, other (Others), oxygen (O
2) etc.The material balance equation of other elements also very important (as nitrogen, carbon, hydrogen etc.) can take in as required.
(2) under steady state (SS), the heat balance (being the energy conservation) that metallurgical system is total.
Metallurgical system is stably operated, just must keep following thermal equilibrium:
The total thermal loss of metallurgical system total heat income=metallurgical system total heat expenditure+metallurgical system
As long as the thermal loss of metallurgical system comprises the conduction of metallurgical system, convection current, thermal loss such as radiation.Pay if the thermal loss of metallurgical system is regarded as its a kind of heat, but then above-mentioned thermal balance equation simple table is shown:
Metallurgical system total heat income=metallurgical system total heat expenditure
In order to set up and calculate above-mentioned balance equation, prior art has adopted the deterministic models computing method based on white box method, promptly have what unknown numbers just to set up what equations, and the project such as kind, thermal equilibrium of changing material in the metal balance, element if desired just need rebulid equation.
Therefore, in existing metallurgical EQUILIBRIUM CALCULATION FOR PROCESS method, exist the project of calculating in order to satisfy calculating to find the solution complicated various, if the change computational item then needs to rebulid the problem of system of equations.
Summary of the invention
The invention provides a kind of method that realizes metallurgical EQUILIBRIUM CALCULATION FOR PROCESS, to solve in existing metallurgical EQUILIBRIUM CALCULATION FOR PROCESS method, deposit complicated various, if the change computational item then needs to rebulid the problem of system of equations in the project of calculating in order to satisfy calculating to find the solution.
A kind of method that realizes metallurgical EQUILIBRIUM CALCULATION FOR PROCESS comprises:
Pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of input metal balance table and heat balance table, and metallurgical balance constraint condition is set;
According to the metal balance table of input and pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of heat balance table, and the restriction condition that is provided with is calculated the numerical value that obtains unknown element.
A kind of device of realizing metallurgical EQUILIBRIUM CALCULATION FOR PROCESS comprises:
Parameter input unit is used to import pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of metal balance table and heat balance table, and metallurgical balance constraint condition is set;
The EQUILIBRIUM CALCULATION FOR PROCESS unit is used for according to the metal balance table of input and pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of heat balance table, and the restriction condition that is provided with is calculated the numerical value that obtains unknown element.
The present invention is by calculating separating of acquisition unknown element with the metal balance table and the known elements in the heat balance table of input automatically by metallurgical balance equation, arithmetic speed is very fast and saved complicated various computational item, only need be input to calculate automatically in corresponding metal balance table and the heat balance table for different parameters and obtain separating of unknown element, not need to rebulid system of equations.
Description of drawings
Fig. 1 is a kind of schematic flow sheet of realizing the method for metallurgical EQUILIBRIUM CALCULATION FOR PROCESS that the specific embodiment of the present invention provides;
Fig. 2 is a kind of structural representation of realizing the device of metallurgical EQUILIBRIUM CALCULATION FOR PROCESS that the specific embodiment of the present invention provides.
Embodiment
In the technical scheme of a kind of method that realizes metallurgical EQUILIBRIUM CALCULATION FOR PROCESS provided by the invention, at first import pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of metal balance table and heat balance table, and metallurgical balance constraint condition is set; Then according to the metal balance table of input and pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of heat balance table, and the restriction condition that is provided with is calculated the numerical value that obtains unknown element.
Further, input metal balance and thermally equilibrated pack into mineral matter type and quantity, output element type and quantity, output dopant type and quantity comprise the numerical value of pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of known elements in input metal balance table and the heat balance table; The parameter of pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of unknown element in input metal balance table and the heat balance table.
And, metallurgical balance constraint condition is set is included in the metallurgical equilibrium equation group that metal balance and thermal equilibrium correspondence are set in the constraint condition in metal balance table and the heat balance table.
Wherein, metallurgical equilibrium equation group comprises:
The output of packing into material balance equation: pack into material and composition thereof total amount=output material and composition total amount thereof;
Heat balance equation: metallurgical system total amount of heat income=metallurgical system total amount of heat expenditure+metallurgical system total amount of heat loss;
Material and the composition total amount thereof of wherein packing into be to pack into mineral matter and become dosis refracta, output material and composition total amount thereof are the output element and become dosis refracta and output dopant type and become the summation of dosis refracta.
The present invention may be used on the various situations of metallurgical EQUILIBRIUM CALCULATION FOR PROCESS, in the specific embodiment of the present invention, the present invention is specifically described as embodiment with metal balance and thermally equilibrated computing method in the flash stove copper smelting process metallurgical process.A kind of method that realizes metallurgical EQUILIBRIUM CALCULATION FOR PROCESS for clearer this embodiment of explanation provides now is elaborated to this method in conjunction with Figure of description, and as shown in Figure 1, this method specifically can comprise:
At first according to existing metallurgical process knowledge and technology, all kinds of output objects of effectively packing in the metallurgical system of determining to analyze, list the equilibrium equation of the output object of respectively packing into, and, set up the material balance equation formula and the energy balance equation of respectively packing between the output object by means of the law of conservation of energy and the law of indestructibility of matter.Smelting metallurgical computation model that application request adopted according to flash stove copper has comprised the calculating of 4 metal balance tables and 2 heat balance tables and has inferred calculating for the compound of the various materials that metal balance and thermally equilibrated needs carried out.
Metal balance is meant the inventory that drops into the flash stove, and the one-tenth component in the material is a balance with the amount of flash stove output object and the component that becomes in the output object, and promptly charge weight equals quantum of output.For this reason and the structure the metal balance table forms by three parts: first for the input material inventory, Cu in the material, S, Fe, SiO
2, CaO, MgO, the degree and the amount of metal of the various elemental compositions of Others (other); Second portion is the amount of output object, the degree of various respective metal compositions and amount of metal; Third part is the cigarette ash of A, B, C cigarette ash system, and this part does not participate in balance, only shares the foundation of calculating as various cigarette ashes and to the management of cigarette ash.Can set different known terms and unknown number to balance sheet according to different needs in actual applications.Set up set of simultaneous equations according to balanced type, adopt numerical method solving equation group, just can obtain the result who needs.Convenient for describing balanced algorithm, balance sheet is numbered.In balanced algorithm, will utilize these numberings to point out the amount of its representative, in other calculates, during data in using balance sheet, also can be by the numbering representative.The computational item of metal balance table is 330, and the computational item of heat balance table is 136.The setting up procedure of input, calculating and the constraint condition of concrete parameter is as follows:
1., metal balance table 1 (MB1)
The concentrate amount that this metal balance table is exported according to ore storage bin, slag concentrate amount, indefinite inventory and composition are separately asked silicic acid ore deposit amount.It has 11 unknown numbers, sets up 11 yuan of linear function groups.Its purposes is to be used for burdening calculation.As shown in table 1:
Table 1
Equation for Calculating process according to each parameter is set up following constraint condition:
A) material balance
Concentrate amount+slag concentrate amount+indefinite inventory+converter soot amount+converter boiler smoke amount+dry soot amount+X
1+ X
11=X
1+ X
3+ X
7+ X
9+ X
10
B) Cu balance
Concentrate Cu amount+smart slag ore deposit Cu amount+indefinite material Cu amount+converter cigarette ash Cu amount+converter boiler smoke Cu amount+dry cigarette ash Cu amount+X
1* silicic acid ore deposit Cu grade=X
2* matte Cu grade+X
3* slag S grade+X
7* boiler smoke grade+X
9
C) S balance
Concentrate S amount+slag concentrate S amount+indefinite material S amount+converter cigarette ash S amount+converter boiler smoke S amount+dry cigarette ash S amount+X
1* silicic acid ore deposit S amount=X
2* matte S grade+X
3* slag S grade+X
7* boiler smoke piece S grade+X
9
D) Fe balance
Concentrate Fe amount+slag concentrate Fe amount+indefinite material Fe amount+converter cigarette ash Fe amount+converter boiler smoke Fe amount+dry cigarette ash Fe amount+X
1* silicic acid ore deposit Fe grade=X
2* matte Fe grade+X
4+ X
7* boiler smoke piece Fe grade
E) SiO
2Balance
Concentrate SiO
2Amount+slag concentrate SiO
2Amount+indefinite material SiO
2Amount+converter boiler smoke SiO
2Amount+dry cigarette ash SiO
2Amount+X
1* silicic acid ore deposit SiO
2Grade=X
2* matte SiO
2Grade+X
5+ X
7* boiler smoke piece SiO
2Grade
F) Fe/SiO
2Balance
X
4=X
5* P
9P
9: target Fe/SiO
2
G) boiler smoke powder amount
X
6=(concentrate amount+slag concentrate amount+indefinite inventory+X
1) * P
R* [1-P
A-P
C* (P
C1+ P
C2)]
H) boiler smoke piece amount
X
7=(concentrate amount+slag concentrate amount+indefinite inventory+X
1) * P
R* [1-P
A-P
C* (P
C1+ P
C2)] * (1-P
3)/P
3
I) the electricity soot amount of gathering dust
X
8=(concentrate amount+slag concentrate amount+indefinite inventory+X
1) * P
R* P
A* (1-P
A1)
J) amount of the Others in the smoke evacuation
X
10=[concentrate Others amount+slag concentrate Others amount+indefinite material Others amount+(concentrate amount+slag concentrate amount+indefinite inventory) * (P
R* P
C* P
C1* converter cigarette ash Others grade+P
R* P
C* P
C2* converter boiler smoke Others grade+P
R* P
C* P
C1* dry cigarette ash Others grade)+X
1* (silicate Others grade+P
R* P
C* P
C1* converter cigarette ash Others grade+P
R* P
C* P
C2* converter boiler smoke Others grade+P
R* P
C* P
C1* dry cigarette ash Others grade)+X
6* boiler smoke powder Others grade+X
8* electricity cigarette ash Others the grade of gathering dust] * (1-P
5)-[slag concentrate O
2Amount+indefinite material O
2Amount+(concentrate amount+slag concentrate amount+indefinite inventory)+(P
R* P
C* P
C1* converter cigarette ash O
2Coefficient+P
R* P
C* P
C2* converter boiler smoke O
2Coefficient)+X
1* (silicic acid ore deposit O
2Coefficient+P
R* P
C* P
C1* converter cigarette ash O
2Coefficient+P
R* P
C* P
C2* converter boiler smoke O
2Coefficient)+X
6* boiler smoke O
2Coefficient+X
8* electricity cigarette ash the O that gathers dust
2Coefficient * (1-P
5)]
K) O
2Amount
X
11=X
2* matte O
2Coefficient-X
3* slag O
2Coefficient+X
3The O of Fe in the * slag
2Coefficient+X
7* boiler smoke O
2Coefficient-[slag concentrate O
2Amount+indefinite material O
2Amount+X
1* (silicic acid ore deposit O
2Coefficient+P
R* P
C* P
C1* converter cigarette ash O
2Coefficient+P
R* P
C* P
C2* converter boiler smoke O
2Coefficient)+(concentrate amount+slag concentrate amount+indefinite inventory) * (P
R* P
C* P
C1* converter cigarette ash O
2Coefficient+P
R* P
C* P
C2* converter boiler smoke O
2Coefficient)]
2. metal balance table 2 (MB2)
This metal balance table is to go into stove inventory and composition thereof according to current, asks matte amount, the quantity of slag and the needed oxygen amount of output.It has 10 unknown numbers, and its purposes is to carry out wind, oil, the control of oxygen.As shown in table 2:
Table 2
Equation for Calculating process according to each parameter is set up following constraint condition:
A) material balance
Concentrate amount+slag concentrate amount+indefinite inventory+silicic acid ore deposit amount+converter soot amount+converter boiler smoke amount+dry soot amount+boiler smoke amount+electricity soot amount+X that gathers dust
10=X
1+ X
2+ X
5+ X
6+ X
7+ X
8+ X
9
B) Cu balance
Matte Cu grade * X
1+ slag Cu grade * X
2+ boiler smoke piece Cu grade * (X
5+ X
7)+electricity cigarette ash Cu grade * the X that gathers dust
7=the Cu that packs into amount
C) Fe balance
Matte Fe grade * X
1+ X
3+ boiler smoke piece Fe grade * (X
5+ X
6)+electricity cigarette ash Fe grade * the X that gathers dust
7=the Fe that packs into amount
D) SiO
2Balance
Matte SiO
2Grade * X
1+ X
4+ boiler smoke SiO
2Grade * (X
5+ X
6)+electricity cigarette ash the SiO that gathers dust
2Grade * X
7=SiO packs into
2Amount
E) boiler smoke powder amount
X
5=(concentrate amount+slag concentrate amount+indefinite inventory+silicic acid ore deposit amount) * P
1* P
2* P
3
F) boiler smoke piece amount
X
6=(concentrate amount+slag concentrate amount+indefinite inventory+silicic acid ore deposit amount) * P
1* P
2* (1-P
3)
G) the electricity soot amount of gathering dust
X
7=(concentrate amount+slag concentrate amount+indefinite inventory+silicic acid ore deposit amount) * P
1* (1-P
2)
H) S balance
Matte S grade * X
1+ slag S grade * X
2+ boiler smoke S grade * (X
5+ X
6)+X
7* electricity cigarette ash S grade+the X that gathers dust
8=ore deposit the S that packs into amount
I) amount of the Others in the smoke evacuation
X
9=[the ore deposit Others that packs into amount-(slag concentrate O
2Amount+indefinite material O
2Amount+converter cigarette ash O
2Amount+converter boiler smoke O
2Amount * silicic acid ore deposit, amount+silicic acid ore deposit O
2Coefficient+boiler smoke amount * boiler smoke O packs into
2Coefficient+the electricity of packing into soot amount * electricity cigarette ash O that gathers dust that gathers dust
2Coefficient)] * (1-P
5)
J) O
2Balance
X
1* matte O
2Coefficient-X
2* slag O
2Coefficient+X
3The O of Fe in the * slag
2Coefficient+X
5* boiler smoke O
2Coefficient+X
6* boiler smoke O
2Coefficient+X
7* electricity cigarette ash the O that gathers dust
2Coefficient-X
10=slag concentrate O
2Amount+indefinite material O
2Amount+converter cigarette ash O
2Amount+converter boiler smoke O
2Amount * silicic acid ore deposit, amount+silicic acid ore deposit O
2Coefficient+boiler smoke amount * boiler smoke O packs into
2Coefficient+the electricity of packing into soot amount * electricity cigarette ash O that gathers dust that gathers dust
2Coefficient
3. metal balance table 3 (MB3)
It asks matte output and matte grade according to the integrating value of the material of packing into, and this balance sheet has 11 unknown numbers.Its purposes is to calculate matte output.As shown in table 3:
Table 3
Equation for Calculating process according to each parameter is set up following constraint condition:
A) material balance
Concentrate amount+slag concentrate amount+silicic acid ore deposit amount+indefinite inventory+converter soot amount+converter boiler smoke amount+dry soot amount+boiler smoke amount+electricity soot amount+X that gathers dust
11=X
1+ X
3+ X
6+ X
7+ X
8+ X
9+ X
10
B) Cu balance
Cu amount=X packs into
2+ X
3* slag Cu grade+(X
6+ X
7) * boiler smoke Cu grade+X
8* electricity cigarette ash Cu the grade of gathering dust
C) S balance
S amount=X packs into
1* (P
11+ X
2/ X
1* P
12)+X
3* slag S grade+(X
6+ X
7) * boiler smoke S grade+X
8* electricity cigarette ash S grade+the X that gathers dust
9
D) Fe balance
Fe amount=X packs into
1* (P
14+ X
2/ X
1* P
13)+X
4+ (X
6+ X
7) * boiler smoke Fe grade+X
8* electricity cigarette ash Fe the grade of gathering dust
E) SiO
2Balance
SiO packs into
2Amount=X
1* matte SiO
2Grade+X
5+ (X
6+ X
7) * boiler smoke SiO
2Grade+X
8* electricity cigarette ash the SiO that gathers dust
2Grade
F) boiler smoke powder amount
X
6=(concentrate amount+slag concentrate amount+indefinite inventory+silicic acid ore deposit amount) * P
1* P
2* P
3
G) B cigarette ash piece amount
X
7=(concentrate amount+slag concentrate amount+indefinite inventory+silicic acid ore deposit amount) * P
1* P
2* (1-P
3)
H) the electricity soot amount of gathering dust
X
8=(concentrate amount+slag concentrate amount+indefinite inventory+silicic acid ore deposit amount) * P
1* (1-P
2)
I) amount of the S in the smoke evacuation
X
9={ [(reaction tower technology wind-reaction tower technology oxygen) * 0.21 ÷ (1+ air moisture rate)+reaction tower technology oxygen * oxygen supply concentration+(reaction tower free air amount+reaction tower primary air amount ÷ (1+ air moisture rate)) * 0.21] * η
1* 32.0/22.4 * 10
-3-X
11} * 32.06/32.0
J) Others amount in the smoke evacuation
X
10=[the Others that packs into amount-(slag concentrate O
2Amount+indefinite material O
2Amount+silicic acid ore deposit O
2Amount+converter cigarette ash O
2Amount+converter boiler smoke O
2Measure+pack into boiler smoke O
2Measure+pack into the electricity cigarette ash O that gathers dust
2Amount)] * (1-P
5)
K) O
2Amount
X
1* (P
13-P
11* P
20* 55.85/32.06) * 16 * 4/55.85 * 3+X
2* [P
14-(P
12-32.06/63.55 * 2) * P
20* 55.85/32.06] * 16 * 4/55.85 * 3-X
3The O of * slag
2Coefficient+X
4The O of Fe in the * slag
2Coefficient+X
6The O of * boiler smoke
2Coefficient+X
7The O of * boiler smoke
2Coefficient+X
8The gather dust O of cigarette ash of * electricity
2Coefficient-X
11=[concentrate O
2Amount+indefinite material O
2Amount+converter cigarette ash O
2Amount+converter boiler smoke O
2Amount+silicic acid ore deposit O
2Measure+pack into boiler smoke O
2Measure+pack into the electricity cigarette ash O that gathers dust
2Amount]
4. metal balance 4 (MB4)
This metal balance is analyzed grade according to matte, and slag is analyzed grade, asks matte output and slag output, and it has 2 unknown numbers, is used for slag Fe/SiO
2FEEDBACK CONTROL.As shown in table 4:
Table 4
Equation for Calculating process according to each parameter is set up following constraint condition:
A) Cu balance
Concentrate Cu amount+slag concentrate Cu amount+indefinite material Cu amount+silicic acid ore deposit Cu amount+converter cigarette ash Cu amount+converter boiler smoke Cu amount+dry cigarette ash Cu measures+packs into boiler smoke Cu and measures+pack into the electricity cigarette ash Cu amount=X that gathers dust
1* matte Cu grade+X
2Gather dust cigarette ash Cu amount of * slag Cu grade+output boiler smoke powder Cu amount+output boiler smoke piece Cu amount+output electricity
B) Fe balance
Concentrate Fe amount+slag concentrate Fe amount+indefinite material Fe amount+silicic acid ore deposit Fe amount+converter cigarette ash Fe amount+converter boiler smoke Fe amount+dry cigarette ash Fe measures+packs into boiler smoke Fe and measures+pack into the electricity cigarette ash Fe amount=X that gathers dust
1* matte Fe grade+X
2Gather dust cigarette ash Fe amount of * slag Fe grade+output boiler smoke powder Fe amount+output boiler smoke piece Fe amount+output electricity
The flash stove is made up of reaction tower, settling basin, uptake flue three parts, so thermal equilibrium is meant flash stove integral body and reaction tower, settling basin, uptake flue each several part heat budget balance.Heat balance table is divided into 4 kinds of reaction tower, settling basin, uptake flue and total-heat balances, only calculates the thermal equilibrium of each several part in actual computation, and constitutes the total-heat balance table by the result of calculation of each several part.According to different application requirements, heat balance table has 2 kinds.The setting up procedure of input, calculating and the constraint condition of concrete parameter is as follows:
5., heat balance table 1 (HB1)
Be based on metal balance result of calculation, as known conditions, adopt numerical method to ask for the heavy oil amount that each several part should be supplied with the exhaust gas temperature of each several part, as shown in table 5:
Table 5
Equation for Calculating process according to each parameter is set up following constraint condition:
A) reaction tower thermal equilibrium
S heating power+FeO generates heat+Fe
3O
4Generation heat+minute analgesic+the thing of packing into is brought heat+reaction tower heavy oil combustion heat into and (is contained X
1: reaction tower heavy oil amount)+the reaction tower hot blast brings heat into and (contains X
1: reaction tower heavy oil amount)=matte store heat+slag store heat+reaction tower smoke evacuation takes away heat and (contains X
1: reaction tower heavy oil amount)+cigarette ash store heat+water evaporates heat+reaction tower heat radiation
B) settling basin thermal equilibrium
Matte is brought heat+slag into and is brought the smoke evacuation of heat+reaction tower into and bring heat+cigarette ash into and bring heat+slag making heat+settling basin heavy oil combustion heat into and (contain X
2: settling basin heavy oil amount)+the settling basin air brings heat into and (contains X
2: settling basin heavy oil amount)=matte store heat+slag store heat+settling basin smoke evacuation takes away heat and (contains X
2: settling basin heavy oil amount)+cigarette ash store heat+settling basin heat radiation
C) uptake flue thermal equilibrium
Settling basin smoke evacuation is brought heat+cigarette ash into and is brought heat+uptake flue heavy oil combustion heat into and (contain X
3: uptake flue heavy oil amount)+the uptake flue air brings heat into and (contains X
3: uptake flue heavy oil amount)=uptake flue smoke evacuation takes away heat and (contains X
3: uptake flue heavy oil amount)+radiation loss heat+cigarette ash store heat+uptake flue heat radiation
2) heat balance table 2 (HB2)
Heavy oil amount with actual measurement is a known conditions, adopts numerical method to ask for the flue-gas temperature of each several part.As shown in table 6:
Table 6
Equation for Calculating process according to each parameter is set up following constraint condition:
A) reaction tower thermal equilibrium
S heating power+FeO generates heat+Fe
3O
4Generating the heat+minute analgesic+thing of packing into brings heat+reaction tower heavy oil combustion heat+reaction tower hot blast into and brings heat=matte store heat into and (contain X
1: the reaction tower flue-gas temperature)+the slag store heat (contains X
1: the reaction tower flue-gas temperature)+reaction tower smoke evacuation takes away heat and (contains X
1: the reaction tower flue-gas temperature)+the cigarette ash store heat (contains X
1: the reaction tower flue-gas temperature)+water evaporates heat+reaction tower heat radiation
B) settling basin thermal equilibrium
Matte is brought heat+slag into and is brought the smoke evacuation of heat+reaction tower into and bring heat+cigarette ash into and bring heat+slag making heat+settling basin heavy oil combustion heat+settling basin air into and bring heat=matte store heat into and (contain X
2: the settling basin flue-gas temperature)+the slag store heat (contains X
2: the settling basin flue-gas temperature)+settling basin smoke evacuation takes away heat and (contains X
2: the settling basin flue-gas temperature)+the cigarette ash store heat (contains X
2: the settling basin flue-gas temperature)+the settling basin heat radiation
C) uptake flue thermal equilibrium
Settling basin smoke evacuation is brought heat+cigarette ash into and is brought heat+uptake flue heavy oil combustion heat+uptake flue air into and bring heat=uptake flue smoke evacuation into and take away heat and (contain X
3: the uptake flue flue-gas temperature)+radiation loss heat+cigarette ash store heat (contains X
3: the uptake flue flue-gas temperature)+the uptake flue heat radiation
After input relevant parameters and the constraint condition,, be used to solve the problem of the complicated calculations that contains a plurality of equations by the loading macros that electrical form is provided with.It is one of them loading macros that solves complex scenario that planning is found the solution, and is the integration tool bag of higher mathematics method, can solve linearity, problems such as non-linear and mixed integer programming.Therefore avoided separating in the conventional method complicated processes of polynary math equation group, can directly in the work at present table, construct metallurgical balance sheet, to the stronger practicality that is configured with of the calculating of metallurgical process and balance sheet.
Implementation step according to the method for originally specifically implementing to provide, the case description of concrete result of calculation are provided in table 7～12.The original state of form (not bringing real data into calculates) is metal balance and the initial calculation result of thermal equilibrium spreadsheet calculations formula, the just non-equilibrium state in table 1～6.Metal balance in table 7～12 and thermal equilibrium spreadsheet calculations example as a result are the net result states, are equilibrium state.Concrete result of calculation is referring to table 7～12:
Table 7
Table 8
Table 9
Table 10
Table 11
Table 12
The specific embodiment of the present invention also provides a kind of device of realizing metallurgical EQUILIBRIUM CALCULATION FOR PROCESS, as shown in Figure 2, specifically can comprise:
EQUILIBRIUM CALCULATION FOR PROCESS unit 22, be used for according to the metal balance table of parameter input unit 21 inputs and pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of heat balance table, and the restriction condition that is provided with is calculated the numerical value that obtains unknown element.
Further, parameter input unit comprises:
The known elements input block is used for importing the numerical value of pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of metal balance table and heat balance table known elements;
The unknown element input block is used for importing the parameter of pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of metal balance table and heat balance table unknown element.
And, in parameter input unit, metallurgical balance constraint condition is set is included in the metallurgical equilibrium equation group that metal balance and thermal equilibrium correspondence are set in the constraint condition in metal balance table and the heat balance table.
Wherein, metallurgical equilibrium equation group comprises:
The output of packing into material balance equation: pack into material and composition thereof total amount=output material and composition total amount thereof;
Heat balance equation: metallurgical system total amount of heat income=metallurgical system total amount of heat expenditure+metallurgical system total amount of heat loss;
Material and the composition total amount thereof of wherein packing into be to pack into mineral matter and become dosis refracta, output material and composition total amount thereof are the output element and become dosis refracta and output dopant type and become the summation of dosis refracta.
The present invention imports pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of metal balance tables and heat balance table by parameter input unit 21, and metallurgical balance constraint condition is set; Then by EQUILIBRIUM CALCULATION FOR PROCESS unit 22 according to the metal balance table of parameter input unit 21 input and pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of heat balance table, and the restriction condition that is provided with is calculated the numerical value that obtains unknown element.
The specific implementation of the processing capacity of each unit that comprises in the said apparatus is described in method embodiment before, no longer is repeated in this description at this.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (8)
1. a method that realizes metallurgical EQUILIBRIUM CALCULATION FOR PROCESS is characterized in that, comprising:
Pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of input metal balance table and heat balance table, and metallurgical balance constraint condition is set;
According to the metal balance table of input and pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of heat balance table, and the restriction condition that is provided with is calculated the numerical value that obtains unknown element.
2. method according to claim 1 is characterized in that, described input metal balance and thermally equilibrated mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of packing into comprise:
The numerical value of pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of known elements in input metal balance table and the heat balance table;
The parameter of pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of unknown element in input metal balance table and the heat balance table.
3. method according to claim 1 is characterized in that, describedly metallurgical balance constraint condition is set comprises:
The metallurgical equilibrium equation group of metal balance and thermal equilibrium correspondence is set in the constraint condition in metal balance table and heat balance table.
4. method according to claim 3 is characterized in that, described metallurgical equilibrium equation group comprises:
The output of packing into material balance equation: pack into material and composition thereof total amount=output material and composition total amount thereof;
Heat balance equation: metallurgical system total amount of heat income=metallurgical system total amount of heat expenditure+metallurgical system total amount of heat loss;
Wherein said pack into material and composition total amount thereof are the described mineral matter and become dosis refracta of packing into, and described output material and composition total amount thereof are the output element and become dosis refracta and output dopant type and become the summation of dosis refracta.
5. a device of realizing metallurgical EQUILIBRIUM CALCULATION FOR PROCESS is characterized in that, comprising:
Parameter input unit is used to import pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of metal balance table and heat balance table, and metallurgical balance constraint condition is set;
The EQUILIBRIUM CALCULATION FOR PROCESS unit is used for according to the metal balance table of input and pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of heat balance table, and the restriction condition that is provided with is calculated the numerical value that obtains unknown element.
6. device according to claim 5 is characterized in that, described parameter input unit comprises:
The known elements input block is used for importing the numerical value of pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of metal balance table and heat balance table known elements;
The unknown element input block is used for importing the parameter of pack into mineral matter type and quantity, output element type and quantity, output dopant type and the quantity of metal balance table and heat balance table unknown element.
7. device according to claim 5, it is characterized in that, in parameter input unit, describedly metallurgical balance constraint condition is set is included in the metallurgical equilibrium equation group that metal balance and thermal equilibrium correspondence are set in the constraint condition in metal balance table and the heat balance table.
8. device according to claim 7 is characterized in that, in parameter input unit, described metallurgical equilibrium equation group comprises:
The output of packing into material balance equation: pack into material and composition thereof total amount=output material and composition total amount thereof;
Heat balance equation: metallurgical system total amount of heat income=metallurgical system total amount of heat expenditure+metallurgical system total amount of heat loss;
Wherein said pack into material and composition total amount thereof are the described mineral matter and become dosis refracta of packing into, and described output material and composition total amount thereof are the output element and become dosis refracta and output dopant type and become the summation of dosis refracta.
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| CN200910092197A CN101714131A (en) | 2009-09-04 | 2009-09-04 | Method and device for realizing metallurgical balance calculation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104268418A (en) * | 2014-10-08 | 2015-01-07 | 中冶南方工程技术有限公司 | Optimization analysis method and system for steelmaking furnace charge structures |
| CN109686412A (en) * | 2018-12-25 | 2019-04-26 | 阳谷祥光铜业有限公司 | A kind of data harmonization processing method and processing device for metal balance |
-
2009
- 2009-09-04 CN CN200910092197A patent/CN101714131A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104268418A (en) * | 2014-10-08 | 2015-01-07 | 中冶南方工程技术有限公司 | Optimization analysis method and system for steelmaking furnace charge structures |
| CN109686412A (en) * | 2018-12-25 | 2019-04-26 | 阳谷祥光铜业有限公司 | A kind of data harmonization processing method and processing device for metal balance |
| CN109686412B (en) * | 2018-12-25 | 2023-05-26 | 阳谷祥光铜业有限公司 | Data coordination processing method and device for metal balance |
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