CN115161498B - Production process for producing manganese metal by large submerged arc furnace - Google Patents
Production process for producing manganese metal by large submerged arc furnace Download PDFInfo
- Publication number
- CN115161498B CN115161498B CN202210998134.1A CN202210998134A CN115161498B CN 115161498 B CN115161498 B CN 115161498B CN 202210998134 A CN202210998134 A CN 202210998134A CN 115161498 B CN115161498 B CN 115161498B
- Authority
- CN
- China
- Prior art keywords
- manganese
- silicon
- ore
- alloy composite
- submerged arc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 title claims abstract description 107
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 86
- 238000009826 distribution Methods 0.000 claims abstract description 61
- 238000000034 method Methods 0.000 claims abstract description 29
- 238000004064 recycling Methods 0.000 claims abstract description 4
- 238000007670 refining Methods 0.000 claims abstract description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 95
- 239000011572 manganese Substances 0.000 claims description 95
- 239000002131 composite material Substances 0.000 claims description 59
- 229910000914 Mn alloy Inorganic materials 0.000 claims description 53
- PYLLWONICXJARP-UHFFFAOYSA-N manganese silicon Chemical compound [Si].[Mn] PYLLWONICXJARP-UHFFFAOYSA-N 0.000 claims description 53
- 239000002893 slag Substances 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 239000000843 powder Substances 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 12
- 238000005303 weighing Methods 0.000 claims description 12
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 abstract description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 10
- 229910000720 Silicomanganese Inorganic materials 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000007789 gas Substances 0.000 description 3
- 239000011656 manganese carbonate Substances 0.000 description 3
- 235000006748 manganese carbonate Nutrition 0.000 description 3
- 229940093474 manganese carbonate Drugs 0.000 description 3
- 229940099596 manganese sulfate Drugs 0.000 description 3
- 239000011702 manganese sulphate Substances 0.000 description 3
- 235000007079 manganese sulphate Nutrition 0.000 description 3
- 229910000016 manganese(II) carbonate Inorganic materials 0.000 description 3
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 3
- XMWCXZJXESXBBY-UHFFFAOYSA-L manganese(ii) carbonate Chemical compound [Mn+2].[O-]C([O-])=O XMWCXZJXESXBBY-UHFFFAOYSA-L 0.000 description 3
- 239000002994 raw material Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- JPJALAQPGMAKDF-UHFFFAOYSA-N selenium dioxide Chemical compound O=[Se]=O JPJALAQPGMAKDF-UHFFFAOYSA-N 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- PQUCIEFHOVEZAU-UHFFFAOYSA-N Diammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B47/00—Obtaining manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
- C22B4/06—Alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
- C22B4/08—Apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a production process for producing manganese metal by a large submerged arc furnace, and relates to the technical field of manganese metal production. The invention specifically comprises the following processing steps: s1, conveying materials; s2, material batching; s3, material distribution; s4, refining materials, S5 and recycling materials. The invention can realize the silicothermic method of manganese metal by conventional material conveying equipment, material mixing equipment, material distributing equipment and submerged arc furnace, has low cost, extremely small equipment loss compared with the traditional electrolytic method, also belongs to the normal loss range, and has less solid and gas derivatives and simple components compared with the traditional roasting method by using the silicothermic method.
Description
Technical Field
The invention belongs to the technical field of metal manganese production, and particularly relates to a production process for producing metal manganese by a large submerged arc furnace.
Background
The existing manganese metal is produced by an electrolytic method, manganese carbonate ore is prepared into a manganese sulfate solution by directly utilizing sulfuric acid to react with manganese carbonate, then a series of processes such as neutralization, purification, filtration and the like are carried out to prepare an electrolyte, additives such as selenium dioxide, ammonium sulfite and the like are added to enter an electrolytic tank for electrolysis, the process for producing electrolytic manganese by utilizing manganese dioxide is different from the process for producing manganese carbonate by utilizing manganese dioxide, mainly manganese dioxide does not react with sulfuric acid under the general condition, and manganese dioxide is required to react with sulfuric acid after being treated into divalent manganese and then reacts with sulfuric acid to prepare a manganese sulfate solution; the other method is called a two-ore method, namely manganese sulfate is prepared by using manganese dioxide mineral powder and pyrite to undergo oxidation-reduction reaction under the action of sulfuric acid, and the following defects exist in the production and preparation process of metal manganese by using an electrolytic method in the present stage:
1. in the existing electrolytic process for preparing the metal manganese, the production cost of a plurality of raw materials required by the existing electrolytic process is increased, and the electrolytic material is a loss member, so that serious loss can be generated in the electrolytic process, and the electrolytic process needs to be replaced frequently to ensure the completeness of electrolytic preparation work;
2. in the existing roasting process for preparing the manganese metal, serious atmospheric pollution is generated, a large amount of water resources are needed, and industrial sewage is formed after the pure water resources are produced and used, so that the input cost is needed for treating the waste water resources and the waste gas resources.
Disclosure of Invention
The invention aims to provide a large-scale submerged arc furnace production process for producing metal manganese, which can realize a silicothermic method for producing metal manganese by conventional material conveying equipment, material distribution equipment and submerged arc furnaces, has low cost, extremely small equipment loss compared with the conventional electrolytic method, also belongs to the normal loss range, and solves the problems occurring in the conventional production of metal manganese by using the silicothermic method to produce less solid and gas derivatives and simple components compared with the conventional roasting method.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a production process for producing manganese metal by a large submerged arc furnace, which specifically comprises the following production steps:
s1, material conveying: conveying manganese ores for producing metal manganese through a belt type material conveying frame with an adjustable inclination angle, and temporarily storing the manganese ores in a manganese ore storage and proportioning hopper in a furnace top area of an ore heating furnace; lifting the silicon-manganese alloy composite deoxidizer through a closed material lifting machine, and conveying the silicon-manganese alloy composite deoxidizer to a closed silicon-manganese alloy composite deoxidizer storage and proportioning hopper in the furnace top area of the submerged arc furnace for temporary storage;
s2, material batching: firstly, a certain amount of manganese ore is put into a distribution system at the top end of an ore heat furnace through a storage proportioning hopper, the weight of the input strong ore is weighed, the amount of the silicon-manganese alloy composite deoxidizer required to be put is compared according to an actual proportioning system, and the weighed silicon-manganese alloy composite deoxidizer required to be put is input into the distribution system at the top end of the ore heat furnace;
s3, material distribution: the material distribution system is used for separately storing two materials of manganese ore and a silicon-manganese alloy composite deoxidizer, then the manganese ore is directly put into a roasting area of an ore heating furnace and is roasted, then the heating roasting temperature of the manganese ore is constant when the manganese ore forms a molten state, and in a material distribution area of the other material distribution system, silicon-manganese alloy composite deoxidizer powder is sprayed on the surface of molten manganese ore liquid in the roasting area of the ore heating furnace through a powder spraying piece, even if the surface of the molten manganese ore liquid is fully contacted with the silicon-manganese alloy composite deoxidizer powder, then the material distribution system is used for spraying the silicon-manganese alloy composite deoxidizer powder again when the lower layer molten manganese ore liquid is overturned to the surface in an intermittent material distribution mode;
s4, refining materials: after the distribution of the silicon-manganese alloy composite deoxidizer powder is finished, the ore furnace continuously supplies heat, and then the molten state manganese ore liquid continuously turns over, so that the silicon-manganese alloy composite deoxidizer powder can be fully mixed with the molten state manganese ore liquid;
s5, material recovery: the slag formed in the step S4 is sunk, part of metal manganese is vaporized, the vaporized part is pure manganese, the pure manganese is obtained by condensing and then recycling the pure manganese through a condensing system assembled at the top of the submerged arc furnace, the slag at the bottom of the submerged arc furnace is fished out, the slag is recycled independently, and the molten state material is recycled independently.
Further, in the step S1, the belt type material conveying frame is only suitable for conveying manganese ores, the closed type material lifting machine is suitable for conveying silicon-manganese alloy composite deoxidizers, and an electric opening and closing door plate is arranged at the top end port of the closed type material lifting machine, so that independent feeding can be performed; specifically, when the discharge port of the closed material lifting machine ascends to a height opposite to the feed port of the material distribution system, the electric opening and closing door plate of the top end port of the closed material lifting machine is opened, and the silicon-manganese alloy composite deoxidizer in the material lifting machine flows into the closed material distribution area of the material distribution system.
Further, in the step S2, two distribution sections are arranged in a distribution system at the top end of the submerged arc furnace, wherein the distribution sections for manganese ores are of an open structure, the distribution sections for the silicon-manganese alloy composite deoxidizers are of a closed structure, and electric opening and closing door plates are also arranged on the side surfaces opposite to the material lifting machine, so that the opening action of the door plates can be remotely controlled when the silicon-manganese alloy composite deoxidizers are received, the submerged arc furnace can be closed again after the completion of work, meanwhile, weighing structures are arranged at the bottoms of the two distribution sections in the distribution system at the top end of the submerged arc furnace, and the weighing structures are attached with material output; specifically, the weighing structure is a conventional electronic pressure weighing machine, an output pipeline is arranged at the position of a discharge hole of the weighing machine, an electronic on-off valve is arranged on the output pipeline, and whether the input of manganese ore in the pipeline is performed or not can be controlled through the electronic on-off valve.
Further, in the step S3, the silicomanganese alloy composite deoxidizer is not distributed when the roasting work of the manganese ore is performed, and only when the manganese ore is in a molten state and continuously in a molten state, the distribution work of the silicomanganese alloy composite deoxidizer is performed, so that the distribution work of the manganese ore and the silicomanganese alloy composite deoxidizer is separately performed; specifically, manganese ore is subjected to high-temperature roasting to form a molten state, and because of the continuous high temperature, the molten state manganese ore liquid at the bottommost part rises and exchanges with the molten state manganese ore liquid with the lower temperature at the bottommost part, so that a tumbling phenomenon is formed.
Further, in the step S5, a lifting device is assembled at the top of the submerged arc furnace, the lifting device is made of a high-temperature-resistant material, the lower part of the lifting device works after manganese ore continuously presents a molten state and before the distribution of the silicon-manganese alloy composite deoxidizer, and after the silicon-manganese alloy composite deoxidizer is fully mixed with the molten state manganese ore, after slag at the bottom of the submerged arc furnace is not increased, the lifting device is restored to an original device, namely the slag is fished out; specifically, after the slag is fished, the lifting device is retained at the top end of the submerged arc furnace for a period of time, so that molten manganese ore solution on the slag and the lifting device is completely drained, and meanwhile, the slow cooling work of the slag and the lifting device is realized, and the problem that the performance of the lifting device is influenced by the sudden temperature drop is avoided.
The invention has the following beneficial effects:
1. the invention can realize the silicothermic process of the metal manganese by utilizing the conventional material conveying equipment, the material distributing equipment and the submerged arc furnace, has low cost, and the loss of the equipment is extremely small compared with the traditional electrolytic process, and also belongs to the normal loss range, thereby solving the problems that in the existing electrolytic process for preparing the metal manganese, the production cost of a plurality of raw materials required by the electrolytic process is increased, and the electrolytic material is a loss part, so that serious loss is generated in the electrolytic process and the electrolytic process needs to be replaced frequently, and the completeness of electrolytic preparation work can be ensured.
2. According to the invention, the preparation of the metal manganese is carried out by utilizing the silicothermic method, the water resources consumed in the preparation process are extremely less than those required by the traditional roasting process, meanwhile, the solid derivatives in the metal manganese prepared by the silicothermic method are all recyclable resources, so that the production cost can be reduced laterally, meanwhile, the generated gas derivatives are clean compared with the gas substances derived by the roasting method, the problem that the existing roasting process for preparing the metal manganese can produce serious atmospheric pollution, a large amount of water resources are required to be used, and industrial sewage is formed after the pure water resources are produced and used, so that the input cost is also required to treat the waste water resources and the waste gas resources.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of a production process for producing manganese metal by a large submerged arc furnace;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1, the invention relates to a production process for producing manganese metal by a large submerged arc furnace, which specifically comprises the following production steps:
s1, material conveying: conveying manganese ores for producing metal manganese through a belt type material conveying frame with an adjustable inclination angle, and temporarily storing the manganese ores in a manganese ore storage and proportioning hopper in a furnace top area of an ore heating furnace; lifting the silicon-manganese alloy composite deoxidizer through a closed material lifting machine, and conveying the silicon-manganese alloy composite deoxidizer to a closed silicon-manganese alloy composite deoxidizer storage and proportioning hopper in the furnace top area of the submerged arc furnace for temporary storage;
s2, material batching: firstly, a certain amount of manganese ore is put into a distribution system at the top end of an ore heat furnace through a storage proportioning hopper, the weight of the input strong ore is weighed, the amount of the silicon-manganese alloy composite deoxidizer required to be put is compared according to an actual proportioning system, and the weighed silicon-manganese alloy composite deoxidizer required to be put is input into the distribution system at the top end of the ore heat furnace;
s3, material distribution: the material distribution system is used for separately storing two materials of manganese ore and a silicon-manganese alloy composite deoxidizer, then the manganese ore is directly put into a roasting area of an ore heating furnace and is roasted, then the heating roasting temperature of the manganese ore is constant when the manganese ore forms a molten state, and in a material distribution area of the other material distribution system, silicon-manganese alloy composite deoxidizer powder is sprayed on the surface of molten manganese ore liquid in the roasting area of the ore heating furnace through a powder spraying piece, even if the surface of the molten manganese ore liquid is fully contacted with the silicon-manganese alloy composite deoxidizer powder, then the material distribution system is used for spraying the silicon-manganese alloy composite deoxidizer powder again when the lower layer molten manganese ore liquid is overturned to the surface in an intermittent material distribution mode;
s4, refining materials: after the distribution of the silicon-manganese alloy composite deoxidizer powder is finished, the ore furnace continuously supplies heat, and then the molten state manganese ore liquid continuously turns over, so that the silicon-manganese alloy composite deoxidizer powder can be fully mixed with the molten state manganese ore liquid;
s5, material recovery: the slag formed in the step S4 is sunk, part of metal manganese is vaporized, the vaporized part is pure manganese, the pure manganese is obtained by condensing and then recycling the pure manganese through a condensing system assembled at the top of the submerged arc furnace, the slag at the bottom of the submerged arc furnace is fished out, the slag is recycled independently, and the molten state material is recycled independently. .
Referring to fig. 1, in step S1, the belt type material conveying frame is only suitable for conveying manganese ores, the closed type material lifting machine is suitable for conveying silicon-manganese alloy composite deoxidizers, and an electric opening and closing door plate is arranged at the top end port of the closed type material lifting machine, so that independent feeding can be performed; specifically, when the discharge port of the closed material lifting machine ascends to a height opposite to the feed port of the material distribution system, the electric opening and closing door plate of the top end port of the closed material lifting machine is opened, and the silicon-manganese alloy composite deoxidizer in the material lifting machine flows into the closed material distribution area of the material distribution system.
In the S2 step, two distribution sections are arranged in a distribution system at the top end of the submerged arc furnace, wherein the distribution sections for manganese ores are of an open structure, the distribution sections for the silicon-manganese alloy composite deoxidizers are of a closed structure, and electric opening and closing door plates are also arranged on the side surfaces opposite to the material lifting machine, so that the opening action of the door plates can be remotely controlled when the silicon-manganese alloy composite deoxidizers are received, the submerged arc furnace can be closed again after the completion of work, meanwhile, weighing structures are arranged at the bottoms of the two distribution sections in the distribution system at the top end of the submerged arc furnace, and the weighing structures are attached with material output; specifically, the weighing structure is a conventional electronic pressure weighing machine, an output pipeline is arranged at the position of a discharge hole of the weighing machine, an electronic on-off valve is arranged on the output pipeline, and whether the input of manganese ore in the pipeline is performed or not can be controlled through the electronic on-off valve.
In the step S3, when the roasting work of the manganese ore is carried out, the silicomanganese alloy composite deoxidizer is not distributed, and only when the manganese ore is in a molten state and continuously in the molten state, the distribution work of the silicomanganese alloy composite deoxidizer is carried out, so that the distribution work of the manganese ore and the silicomanganese alloy composite deoxidizer is carried out separately; specifically, manganese ore is subjected to high-temperature roasting to form a molten state, and because of the continuous high temperature, the molten state manganese ore liquid at the bottommost part rises and exchanges with the molten state manganese ore liquid with the lower temperature at the bottommost part, so that a tumbling phenomenon is formed.
In the step S5, a lifting device is assembled at the top of the submerged arc furnace, the lifting device is made of a high-temperature-resistant material, the lower part of the lifting device works after manganese ore continuously presents a molten state and before the distribution of the silicon-manganese alloy composite deoxidizer, and after the silicon-manganese alloy composite deoxidizer is fully mixed with the molten state manganese ore and after slag at the bottom of the submerged arc furnace is not increased, the lifting device is restored to an original device, namely the slag is fished; specifically, after the slag is fished, the lifting device is retained at the top end of the submerged arc furnace for a period of time, so that molten manganese ore solution on the slag and the lifting device is completely drained, and meanwhile, the slow cooling work of the slag and the lifting device is realized, and the problem that the performance of the lifting device is influenced by the sudden temperature drop is avoided.
The foregoing is only a preferred embodiment of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present invention.
Claims (3)
1. The production process for producing the metal manganese by the large submerged arc furnace is characterized by comprising the following steps of: the method specifically comprises the following production steps:
s1, material conveying: conveying manganese ores for producing metal manganese through a belt type material conveying frame with an adjustable inclination angle, and temporarily storing the manganese ores in a manganese ore storage and proportioning hopper in a furnace top area of an ore heating furnace; lifting the silicon-manganese alloy composite deoxidizer through a closed material lifting machine, and conveying the silicon-manganese alloy composite deoxidizer to a closed silicon-manganese alloy composite deoxidizer storage and proportioning hopper in the furnace top area of the submerged arc furnace for temporary storage;
s2, material batching: firstly, a certain amount of manganese ore is put into a distribution system at the top end of an ore heat furnace through a storage proportioning hopper, the weight of the put manganese ore is weighed, the amount of the silicon-manganese alloy composite deoxidizer required to be put is compared according to an actual proportioning system, and the weighed silicon-manganese alloy composite deoxidizer required to be put is input into the distribution system at the top end of the ore heat furnace; in the S2 step, two distribution sections are arranged in a distribution system at the top end of the submerged arc furnace, wherein the distribution sections for manganese ores are of an open structure, the distribution sections for the silicon-manganese alloy composite deoxidizers are of a closed structure, and electric opening and closing door plates are also arranged on the side surfaces opposite to the material lifting machine, so that the opening action of the door plates can be remotely controlled when the silicon-manganese alloy composite deoxidizers are received, the submerged arc furnace can be closed again after the completion of work, meanwhile, weighing structures are arranged at the bottoms of the two distribution sections in the distribution system at the top end of the submerged arc furnace, and the weighing structures are attached with material output;
s3, material distribution: the material distribution system is used for separately storing two materials of manganese ore and a silicon-manganese alloy composite deoxidizer, then the manganese ore is directly put into a roasting area of an ore heating furnace and is roasted, then the heating roasting temperature of the manganese ore is constant when the manganese ore forms a molten state, and in a material distribution area of the other material distribution system, silicon-manganese alloy composite deoxidizer powder is sprayed on the surface of molten manganese ore liquid in the roasting area of the ore heating furnace through a powder spraying piece, even if the surface of the molten manganese ore liquid is fully contacted with the silicon-manganese alloy composite deoxidizer powder, then the material distribution system is used for spraying the silicon-manganese alloy composite deoxidizer powder again when the lower layer molten manganese ore liquid is overturned to the surface in an intermittent material distribution mode; in the step S3, when the roasting work of the manganese ore is carried out, the silicon-manganese alloy composite deoxidizer is not distributed, and only when the manganese ore is in a molten state and continuously in the molten state, the distribution work of the silicon-manganese alloy composite deoxidizer is carried out, so that the distribution work of the manganese ore and the silicon-manganese alloy composite deoxidizer is carried out separately;
s4, refining materials: after the distribution of the silicon-manganese alloy composite deoxidizer powder is finished, the ore furnace continuously supplies heat, and then the molten state manganese ore liquid continuously turns over, so that the silicon-manganese alloy composite deoxidizer powder can be fully mixed with the molten state manganese ore liquid;
s5, material recovery: the slag formed in the step S4 is sunk, part of metal manganese is vaporized, the vaporized part is pure manganese, the pure manganese is obtained by condensing and then recycling the pure manganese through a condensing system assembled at the top of the submerged arc furnace, the slag at the bottom of the submerged arc furnace is fished out, the slag is recycled independently, and the molten state material is recycled independently.
2. The process for producing manganese metal by using a large submerged arc furnace according to claim 1, wherein: in the step S1, the belt type material conveying frame is only suitable for conveying manganese ores, the closed type material lifting machine is suitable for conveying silicon-manganese alloy composite deoxidizers, and an electric opening and closing door plate is assembled at the top end port of the closed type material lifting machine, so that independent feeding can be performed.
3. The process for producing manganese metal by using a large submerged arc furnace according to claim 1, wherein: in the step S5, a lifting device is assembled at the top of the submerged arc furnace and is made of a high-temperature-resistant material, the lower part of the lifting device works after manganese ore continuously presents a molten state and before the silicon-manganese alloy composite deoxidizer is distributed, and after the silicon-manganese alloy composite deoxidizer is fully mixed with the molten state manganese ore and slag at the bottom of the submerged arc furnace is not increased any more, the lifting device is restored to an original device, namely the slag is fished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210998134.1A CN115161498B (en) | 2022-08-19 | 2022-08-19 | Production process for producing manganese metal by large submerged arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210998134.1A CN115161498B (en) | 2022-08-19 | 2022-08-19 | Production process for producing manganese metal by large submerged arc furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115161498A CN115161498A (en) | 2022-10-11 |
| CN115161498B true CN115161498B (en) | 2024-04-12 |
Family
ID=83480822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210998134.1A Active CN115161498B (en) | 2022-08-19 | 2022-08-19 | Production process for producing manganese metal by large submerged arc furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115161498B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1148885A1 (en) * | 1983-11-18 | 1985-04-07 | Сибирский ордена Трудового Красного Знамени металлургический институт им.Серго Орджоникидзе | Method of melting metallic manganese |
| US4662937A (en) * | 1984-05-28 | 1987-05-05 | Nippon Steel Corporation | Process for production of high-manganese iron alloy by smelting reduction |
| US5270022A (en) * | 1992-09-14 | 1993-12-14 | Paramount Sinters Private Limited | Process for the reduction roasting of manganese ores and a device therefor |
| CN101481757A (en) * | 2008-12-01 | 2009-07-15 | 交城义望铁合金有限责任公司 | Electric furnace smelting process for manganese-rich slag |
| CN103627999A (en) * | 2013-11-11 | 2014-03-12 | 马鞍山市恒毅机械制造有限公司 | Medium-manganese steel hammerhead material for mines and preparation method thereof |
| CN103710533A (en) * | 2013-12-24 | 2014-04-09 | 柳州豪祥特科技有限公司 | Method for producing electrolytic manganese metal |
| CN106435310A (en) * | 2016-10-14 | 2017-02-22 | 贵州镇远鸿丰新材料有限公司 | Technology for using rocking furnace silicon-thermal method for refining manganese silicon aluminum alloy |
| CN107190138A (en) * | 2017-06-08 | 2017-09-22 | 江苏省冶金设计院有限公司 | A kind of method and device that manganese-silicon is prepared using poor ferrous manganese ore |
| CN108149016A (en) * | 2017-12-22 | 2018-06-12 | 重庆大朗冶金新材料有限公司 | Manganese-silicon integrated smelting system |
| CN108359819A (en) * | 2018-03-07 | 2018-08-03 | 中冶东方工程技术有限公司 | Smelting Plant system and Smelting Plant technique |
| CN210657082U (en) * | 2019-07-10 | 2020-06-02 | 内蒙古景蕾实业有限公司 | Submerged arc furnace for smelting manganese-silicon alloy |
| CN113564360A (en) * | 2021-08-18 | 2021-10-29 | 宁夏森源重工设备有限公司 | Hot charging and hot conveying equipment for large-scale silicomanganese ore heating furnace and manufacturing process thereof |
| CN215481157U (en) * | 2021-08-18 | 2022-01-11 | 宁夏森源重工设备有限公司 | Hot charging and hot conveying equipment for large-scale silicomanganese ore heating furnace |
| CN113981210A (en) * | 2021-10-29 | 2022-01-28 | 吉铁铁合金有限责任公司 | Production process for producing manganese series ferroalloy by roasting manganese ore |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6921497B2 (en) * | 1999-10-13 | 2005-07-26 | Electromagnetics Corporation | Composition of matter tailoring: system I |
-
2022
- 2022-08-19 CN CN202210998134.1A patent/CN115161498B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1148885A1 (en) * | 1983-11-18 | 1985-04-07 | Сибирский ордена Трудового Красного Знамени металлургический институт им.Серго Орджоникидзе | Method of melting metallic manganese |
| US4662937A (en) * | 1984-05-28 | 1987-05-05 | Nippon Steel Corporation | Process for production of high-manganese iron alloy by smelting reduction |
| US5270022A (en) * | 1992-09-14 | 1993-12-14 | Paramount Sinters Private Limited | Process for the reduction roasting of manganese ores and a device therefor |
| CN101481757A (en) * | 2008-12-01 | 2009-07-15 | 交城义望铁合金有限责任公司 | Electric furnace smelting process for manganese-rich slag |
| CN103627999A (en) * | 2013-11-11 | 2014-03-12 | 马鞍山市恒毅机械制造有限公司 | Medium-manganese steel hammerhead material for mines and preparation method thereof |
| CN103710533A (en) * | 2013-12-24 | 2014-04-09 | 柳州豪祥特科技有限公司 | Method for producing electrolytic manganese metal |
| CN106435310A (en) * | 2016-10-14 | 2017-02-22 | 贵州镇远鸿丰新材料有限公司 | Technology for using rocking furnace silicon-thermal method for refining manganese silicon aluminum alloy |
| CN107190138A (en) * | 2017-06-08 | 2017-09-22 | 江苏省冶金设计院有限公司 | A kind of method and device that manganese-silicon is prepared using poor ferrous manganese ore |
| CN108149016A (en) * | 2017-12-22 | 2018-06-12 | 重庆大朗冶金新材料有限公司 | Manganese-silicon integrated smelting system |
| CN108359819A (en) * | 2018-03-07 | 2018-08-03 | 中冶东方工程技术有限公司 | Smelting Plant system and Smelting Plant technique |
| CN210657082U (en) * | 2019-07-10 | 2020-06-02 | 内蒙古景蕾实业有限公司 | Submerged arc furnace for smelting manganese-silicon alloy |
| CN113564360A (en) * | 2021-08-18 | 2021-10-29 | 宁夏森源重工设备有限公司 | Hot charging and hot conveying equipment for large-scale silicomanganese ore heating furnace and manufacturing process thereof |
| CN215481157U (en) * | 2021-08-18 | 2022-01-11 | 宁夏森源重工设备有限公司 | Hot charging and hot conveying equipment for large-scale silicomanganese ore heating furnace |
| CN113981210A (en) * | 2021-10-29 | 2022-01-28 | 吉铁铁合金有限责任公司 | Production process for producing manganese series ferroalloy by roasting manganese ore |
Non-Patent Citations (1)
| Title |
|---|
| 贫锰矿电硅热法冶炼高锰TWIP钢新工艺;章俊;王振;胡振;田余余;张月云;;铁合金(第04期);第1-3页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115161498A (en) | 2022-10-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5764207B2 (en) | Method for producing electrolytic manganese dioxide for mercury-free alkaline manganese batteries | |
| CN102758090B (en) | Treatment method for electroplating sludge | |
| CN101503762B (en) | Desulphurization and vanadium extraction technique for calcinated vanadium ore | |
| CN101074457B (en) | Method for smelting and separating refuse-combustion fly-ash heavy metal | |
| CN105271624B (en) | A kind of method of cooperative disposal heavy metal sewage sludge | |
| JP2013538936A5 (en) | ||
| CN106521189A (en) | Oxygen-enriched molten pool antimony refining production process | |
| CN107963642A (en) | SO is absorbed using the water logging of industrial caustic containing arsenic lye2The process of flue gas, dearsenification purification production sodium sulfite product | |
| Ramus et al. | Lead/acid battery recycling and the new Isasmelt process | |
| CN109022808A (en) | A kind of comprehensive recovering process of the dust of Ferrous Metallurgy containing zinc | |
| CN101798637B (en) | Chemical desulfurization method of vanadium residues of acid leaching | |
| CN101338365B (en) | Synthesizing method for molybdenum-nickel ore | |
| CN108249480A (en) | A kind of comprehensive recovering process of Copper making arsenic sulfide slag, flue dust leachate arsenic | |
| CN104946899A (en) | Edge transmission top-blown converter and depleted sedimentation furnace combined lead dross treatment method | |
| CN115161498B (en) | Production process for producing manganese metal by large submerged arc furnace | |
| CN104120253B (en) | A kind of leaching method of complicated zinc roasted ore | |
| CN113046575A (en) | Smelting method of nickel sulfide concentrate | |
| CN204825011U (en) | Device is smelted in flash side -blown | |
| CN103086433A (en) | Method for preparing sodium dichromate by sodium-based molten salt oxidation continuous carbonization | |
| CN114717424B (en) | Smelting method for recycling copper, cobalt and nickel by utilizing low-grade solid waste raw materials containing copper, cobalt and nickel | |
| CN109371249A (en) | A kind of energy-efficient secondary lead smelting technique | |
| CN103233243B (en) | The production method of electrolytic metal Mn | |
| CN108300864A (en) | A kind of energy-saving hair lead refining process | |
| CN114576604A (en) | Hot-melt slag gasification boiler heat recovery system and use method thereof | |
| CN208562480U (en) | A kind of recovery system of cupric silicon powder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |