WO2016010453A1 - Устройство для дозированной подачи сырья в алюминиевый электролизер (варианты) - Google Patents
Устройство для дозированной подачи сырья в алюминиевый электролизер (варианты) Download PDFInfo
- Publication number
- WO2016010453A1 WO2016010453A1 PCT/RU2015/000283 RU2015000283W WO2016010453A1 WO 2016010453 A1 WO2016010453 A1 WO 2016010453A1 RU 2015000283 W RU2015000283 W RU 2015000283W WO 2016010453 A1 WO2016010453 A1 WO 2016010453A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hopper
- metering chamber
- rod
- ribs
- walls
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
- C25C3/14—Devices for feeding or crust breaking
Definitions
- the invention relates to non-ferrous metallurgy, in particular to the electrolytic production of aluminum, and in particular to devices for supplying raw materials to an aluminum electrolyzer and can be used to supply alumina, aluminum fluoride, crushed electrolyte to an aluminum electrolyzer.
- a device for the dosed supply of raw materials to an aluminum electrolysis cell (RF patent M> 2226572, 2004, C25C 3/14, publ. 04/10/2004).
- the device comprises a hopper of the material to be dosed, a metering chamber with a flange resting in the base of the hopper, a rod with a drive.
- the upper and lower shutoff valves are rigidly fixed on the rod.
- the upper shut-off valve is located above the metering chamber and is made in the upper part in the form of a hemisphere installed with the base down, and in the lower part in the form of a cone with the top down.
- the diameter of the hemisphere is larger, and the diameter of the base of the cone is less than the diameter of the metering chamber.
- the casing is connected to the metering chamber by metal studs distributed evenly around its circumference.
- the distance from the casing to the valve mounted above the metering chamber, with the lower extreme position of the valve in the metering chamber is 2-20 stroke of the rod.
- the top valve provides agitating of material near the feed opening.
- the device comprises a hopper of the material to be dosed, a metering chamber with a flange resting in the base of the hopper, a rod with a drive.
- the upper and lower locking elements are rigidly fixed on the rod, located respectively in the upper part of the dosing chamber and in its lower part at the end of the rod.
- loading windows are located above the base of the hopper.
- the cone valve is connected to the conical cover via a piston, and the distance from the base of the cone valve to the lower cut of the metering chamber at the upper position of the rod is not less than the distance from the lower surface of the upper locking element to the lower boundary of the loading windows.
- the upper locking element provides tedding of a limited volume of material located near the loading windows.
- the technical result of the claimed invention is to ensure the flow of bulk material in the lower part of the hopper in the 5th region of the loading windows.
- the technical result according to the first embodiment is achieved by the fact that in a device for the dosed feed of raw materials into an aluminum electrolyzer, including a hopper of a dosed material, a metering chamber with loading windows located around the perimeter in the upper part of the metering chamber above the base of the hopper, the rod with the drive is rigidly the upper locking element mounted on the rod in the upper part of the metering chamber located in the upper position of the rod between the lower and upper sections of the loading windows, and the lower locking element, fastened at the end of the rod, according to the proposed invention 15, in the upper part of the metering chamber above the upper shut-off element there is at least one shuttle valve rigidly fixed to the rod so that the upper edge of each shuttle valve in the initial position of the rod is below the upper cut of the loading windows.
- the shuttle valve can be made in the form of a washer or a hollow truncated cone, or a hollow cylinder, or a glass, or a ring.
- the shuttle valve may be connected to the stem by radially spaced ribs or rods.
- the presented shuttle valve versions allow optimizing the device for tedding efficiency depending on material properties, size and construction of the hopper.
- the distance from the lower cut of the loading window to the lower edge of the upper locking element can be (0.3 - 1) DK, from the upper edge of the upper locking element to the lower edge of the shuttle valve - (0.5 - 3) DK, FROM the upper edge of the shuttle valve the upper cut of the loading windows is (0.2 - 3) DK, the diameter of the shuttle valve is (0.4 - 1.0) DK, where ⁇ is the diameter of the metering chamber.
- the technical result according to the second embodiment is achieved by the fact that in the device for the metered supply of raw materials to an aluminum electrolyzer containing a hopper of a metered material, a metering chamber with loading windows located around the perimeter in the upper part of the metering chamber above the base of the hopper, a pneumatic actuator rod rigidly fixed to the rod in the upper part of the metering chamber, the upper locking element located in the upper position of the rod between the lower and upper sections of the loading windows, and the lower locking element, behind replenny the rod end, according to the invention, inside the hopper above the upper locking element mounted at least one fixed at the top of the metering chamber a circular rib mounted on the walls of the hopper at least one rib, and at least one transverse partition with the possibility of passage of material through the gaps between the edges of the partition and the walls of the hopper and the metering chamber.
- the ribs attached to the walls of the hopper and the metering chamber can be perforated, and the transverse partition made of perforated sheet, which will reduce the metal consumption of the structure.
- the transverse partition can be fixed on the walls of the hopper by means of ribs and / or rods, which will simplify installation and provide a given orientation of the partition and structural rigidity.
- the given versions of the partition design are interesting in that they allow you to optimize the device for metal consumption and structural rigidity depending on the configuration of a particular hopper.
- the upper part of the dosing chamber from the outside can be equipped with at least two radially directed vertical ribs to strengthen the structure at the location of the loading windows.
- the metering chamber can be made of a pipe of round or square, or rectangular, or hexagonal, or triangular section.
- the distances from the upper edge of the upper locking element to the circular rib located above it and the upper cut of the loading windows can be (0.3 - 3) DK
- the distance from the upper edge of the upper locking element to the lower the edge of the transverse partition placed above it is (1 - 12) DK
- the gap between the edges of the transverse partition and, respectively, the walls of the hopper and the metering chamber is (0.5 - 6) DK
- the vertical distance between the partitions is (2 - 12) DK
- the distance between the partition and fixed m above it on the walls of the hopper with the rib and between the ribs can be respectively (I - 6) D and (2 - 1 2) DK
- the width of the ribs fixed on the walls of the dosing chamber and the hopper can be (0.3 - 3) DK.
- the distinguishing features of the invention are that at least one circular rib mounted at the top of the dosing chamber, at least one rib fixed at the wall of the hopper and at least one transverse partition are installed inside the hopper above the upper locking element the passage of material through the gaps between the edges of the partition and the walls of the hopper and the metering chamber.
- This design solution allows you to limit the gravitational pressure of the upper layers on the material located in the lower part of the hopper under the baffle, and thereby ensure its fluidity, exclude the possibility of compaction, pelletizing, the formation of the arch and the stagnant zone of the material, the change in fluidity when the filling level of the hopper is varied. As a result, not only uninterrupted operation is ensured, but also stable reproducibility of the raw material filled in the dosing chamber TM.
- the use of ribs and partitions additionally increases the useful volume b the hopper, the exclusion of caking material, due to the absence of a stagnant zone in its lower part, increasing rigidity and, accordingly, the possibility of reducing the metal consumption of the structure by reducing the thickness of the walls of the hopper.
- FIG. 1 and 2 shows a device for the dosed supply of raw materials into an aluminum electrolyzer, made respectively according to options 1 and 2.
- Figures 3-7 show different embodiments of the shuttle valve.
- figures 8-10 shows options for the execution of the partition.
- the bulk material metering device includes a hopper 1 of a metering material, a pneumatic cylinder 2 and a metering chamber 3.
- the lower part 4 of the metering chamber 3 is located under the loading windows 5, under the hole in the bottom of the hopper 1.
- a rod 6 driven by a pneumatic cylinder 2 passes inside the dosing chamber.
- a lower locking element 7 is connected to the lower end of the rod 6, and an upper locking element 8 and located above the rod 6 are rigidly fixed to the rod 6
- the metering chamber 3 by means of a flange 10 fixed under the loading windows 5, rests on the bottom of the hopper 1.
- a circular rib 1 1 25 of the outer side of the upper part of the metering chamber 3, a circular rib 1 1, a transverse partition 12 with the possibility of material passing through the gaps between the edges of the partition 12 and the walls of the hopper 1 and the metering chamber 3.
- the partition 12 is fixed to the walls of the hopper 1 by vertical ribs 13, instead of the ribs 13 zo rods can be used.
- Above the partition 12 on the walls of the hopper 1 mounted ribs 14.
- the loading windows 5 of the metering chamber 3 are provided with vertical ribs 15 connected to the support flange 10.
- Figures 3-7 show a shuttle valve 8, made 5, respectively, in the form of a washer 18 with holes 19 located along its perimeter, a hollow truncated cone 20, a glass 21, a hollow cylinder 22 mounted on the stem 6 by means of vertical ribs 23 and a hub 24, and ring 25, connected by rods 26 to the hub 24.
- Figure 8-10 shows a partition made respectively in the form of a coaxially located metering chamber of the washer 27, a truncated cone 28 and a truncated pyramid 29.
- the partition in the form of a plate 12 is shown in figure 2.
- a device for a dosed feed of raw materials works as follows
- the outlet of the lower part of the metering chamber 4 is closed by a locking element 7.
- the material located in the lower part of the hopper 1 fills the lower part of the metering chamber 4 through the loading windows 5.
- a control signal is supplied to the pneumatic cylinder 2, which leads to a downward movement of the rod 6 s top 8 and
- the circular ribs 1 1, the transverse baffle 12 and the ribs 14 prevent the gravitational action of the upper layers on the material under the baffle 12, thereby eliminating the compaction and change in its fluidity in the entire volume of the lower part of the hopper 1, independently from variations in the level of filling of the hopper 1, and thereby ensures uninterrupted and repeated fillability of the raw materials of the metering chamber 4 and a generally stable dose of raw materials loaded into the electrolyzer.
- the material consumed from the bottom of the hopper 1 is replenished located above the transverse partition 12, from where it enters through the gaps between the partition 12 and the walls of the hopper 1 and the metering chamber 3.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2953921A CA2953921C (en) | 2014-07-15 | 2015-05-05 | Device for controlled feeding an electrolytic cell for producing aluminum (variants) |
US15/501,393 US11028494B2 (en) | 2014-07-15 | 2015-05-05 | Device for controlled feeding an electrolytic cell for producing aluminum (variants) |
CN201580038564.7A CN106574383B (zh) | 2014-07-15 | 2015-05-05 | 用于将原材料的计量供应物供给到铝电解槽的装置 |
BR112017000412A BR112017000412A2 (pt) | 2014-07-15 | 2015-05-05 | dispositivo para alimentação de um fornecedor de dose de matéria-prima para um eletrolisador de alumínio (variantes) |
AU2015290288A AU2015290288A1 (en) | 2014-07-15 | 2015-05-05 | Device for feeding a metered supply of raw material into an aluminium electrolyser (variants) |
EP15821247.2A EP3170922A4 (en) | 2014-07-15 | 2015-05-05 | Device for feeding a metered supply of raw material into an aluminium electrolyser (variants) |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2014129233/02A RU2566118C1 (ru) | 2014-07-15 | 2014-07-15 | Устройство для дозированной подачи сырья в алюминиевый электролизер (варианты) |
RU2014129233 | 2014-07-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016010453A1 true WO2016010453A1 (ru) | 2016-01-21 |
Family
ID=54327610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/RU2015/000283 WO2016010453A1 (ru) | 2014-07-15 | 2015-05-05 | Устройство для дозированной подачи сырья в алюминиевый электролизер (варианты) |
Country Status (8)
Country | Link |
---|---|
US (1) | US11028494B2 (ru) |
EP (1) | EP3170922A4 (ru) |
CN (1) | CN106574383B (ru) |
AU (1) | AU2015290288A1 (ru) |
BR (1) | BR112017000412A2 (ru) |
CA (2) | CA3012972C (ru) |
RU (1) | RU2566118C1 (ru) |
WO (1) | WO2016010453A1 (ru) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2626261C1 (ru) * | 2016-08-25 | 2017-07-25 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Устройство для дозированной подачи сырья в алюминиевый электролизер |
CN112811025B (zh) * | 2020-12-24 | 2023-04-07 | 商都中建金马冶金化工有限公司 | 一种矿冶原料仓罐设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5423968A (en) * | 1992-07-14 | 1995-06-13 | Portland Smelter Services Pty. Ltd. | Alumina supply apparatus for electrolytic smelter |
RU2321685C1 (ru) * | 2006-06-08 | 2008-04-10 | Общество с ограниченной ответственностью "Русская инжиниринговая компания" | Устройство для дозированной подачи сырья в алюминиевый электролизер |
CN202107780U (zh) * | 2010-12-24 | 2012-01-11 | 东北大学设计研究院(有限公司) | 一种具有安装结构的定容下料装置 |
WO2014011073A1 (ru) * | 2012-07-12 | 2014-01-16 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Устройство для дозированной подачи сырья в алюминиевый электролизер |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3006925A (en) * | 1961-10-31 | J-pyrrolidyl ethanols | ||
US2877646A (en) * | 1956-04-04 | 1959-03-17 | Intavex Inc | Dynamometer |
CH366976A (de) * | 1957-12-19 | 1963-01-31 | Elektrokemisk As | Verfahren zur Beschickung von Öfen für die schmelzelektrolytische Herstellung von Aluminium |
JPS55148790A (en) * | 1979-05-09 | 1980-11-19 | Mitsui Alum Kogyo Kk | Supply apparatus of alumina for aluminum electrolyic furnace |
FR2527647A1 (fr) * | 1982-05-27 | 1983-12-02 | Pechiney Aluminium | Dispositif amovible d'alimentation ponctuelle en alumine d'une cuve d'electrolyse pour la production d'aluminium |
GB8514287D0 (en) * | 1985-06-06 | 1985-07-10 | Alcan Int Ltd | Feeding particulate material |
RU2251592C2 (ru) * | 2003-02-03 | 2005-05-10 | Открытое акционерное общество "ВСЕРОССИЙСКИЙ АЛЮМИНИЕВО-МАГНИЕВЫЙ ИНСТИТУТ" ОАО "ВАМИ" | Устройство дозирования сырья алюминиевого электролизера |
RU2315823C1 (ru) * | 2006-03-10 | 2008-01-27 | Общество с ограниченной ответственностью "Русская инжиниринговая компания" | Устройство для дозированной подачи сырья в алюминиевый электролизер |
CN1884627A (zh) * | 2006-06-05 | 2006-12-27 | 贵阳铝镁设计研究院 | 简易氟化铝加料斗 |
US8628725B2 (en) * | 2008-11-25 | 2014-01-14 | University Of Ontario Institute Of Technology | Production of hydrogen from water using a thermochemical copper-chlorine cycle |
-
2014
- 2014-07-15 RU RU2014129233/02A patent/RU2566118C1/ru active
-
2015
- 2015-05-05 AU AU2015290288A patent/AU2015290288A1/en not_active Abandoned
- 2015-05-05 BR BR112017000412A patent/BR112017000412A2/pt not_active IP Right Cessation
- 2015-05-05 CA CA3012972A patent/CA3012972C/en active Active
- 2015-05-05 US US15/501,393 patent/US11028494B2/en active Active
- 2015-05-05 CN CN201580038564.7A patent/CN106574383B/zh active Active
- 2015-05-05 WO PCT/RU2015/000283 patent/WO2016010453A1/ru active Application Filing
- 2015-05-05 CA CA2953921A patent/CA2953921C/en active Active
- 2015-05-05 EP EP15821247.2A patent/EP3170922A4/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5423968A (en) * | 1992-07-14 | 1995-06-13 | Portland Smelter Services Pty. Ltd. | Alumina supply apparatus for electrolytic smelter |
RU2321685C1 (ru) * | 2006-06-08 | 2008-04-10 | Общество с ограниченной ответственностью "Русская инжиниринговая компания" | Устройство для дозированной подачи сырья в алюминиевый электролизер |
CN202107780U (zh) * | 2010-12-24 | 2012-01-11 | 东北大学设计研究院(有限公司) | 一种具有安装结构的定容下料装置 |
WO2014011073A1 (ru) * | 2012-07-12 | 2014-01-16 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Устройство для дозированной подачи сырья в алюминиевый электролизер |
Non-Patent Citations (1)
Title |
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See also references of EP3170922A4 * |
Also Published As
Publication number | Publication date |
---|---|
CA2953921A1 (en) | 2016-01-21 |
EP3170922A4 (en) | 2018-04-18 |
CA3012972A1 (en) | 2016-01-21 |
AU2015290288A1 (en) | 2017-02-16 |
US11028494B2 (en) | 2021-06-08 |
CN106574383A (zh) | 2017-04-19 |
BR112017000412A2 (pt) | 2017-11-07 |
EP3170922A1 (en) | 2017-05-24 |
US20180030605A1 (en) | 2018-02-01 |
CN106574383B (zh) | 2019-02-05 |
RU2566118C1 (ru) | 2015-10-20 |
CA3012972C (en) | 2018-11-27 |
CA2953921C (en) | 2019-01-15 |
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