CN101575718B - Automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin - Google Patents
Automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin Download PDFInfo
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- CN101575718B CN101575718B CN2009100595105A CN200910059510A CN101575718B CN 101575718 B CN101575718 B CN 101575718B CN 2009100595105 A CN2009100595105 A CN 2009100595105A CN 200910059510 A CN200910059510 A CN 200910059510A CN 101575718 B CN101575718 B CN 101575718B
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- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 35
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 155
- 239000002699 waste material Substances 0.000 claims abstract description 8
- 230000006698 induction Effects 0.000 claims description 57
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 20
- 230000000007 visual effect Effects 0.000 claims description 17
- 230000003111 delayed effect Effects 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 230000004888 barrier function Effects 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 3
- 230000005674 electromagnetic induction Effects 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The invention relates to a charging method of a device stock bin in the field of industry, in particular to an automatic charging control method of an aluminum electrolysis multifunctional machine unit stock bin. The method comprises the following steps of: (1) charging positioning, (2) automatic charging, (3) automatic charging stopping, and (4) system self-locking. Aiming at the peculiar characteristics of strong magnetic field and big dust in an electrolytic plant, the invention adopts an advanced control method and has strong anti-interference capacity, high reliability and high degree of automation, and the full charging processes can be completed by only one operator of the multifunctional machine unit, thus lowering the labor intensity of electrolysis personnel, reducing equipment failure rate, eliminating material overflow phenomenon in the charging of the multifunctional machine unit and reducing the waste of alumina materials and environment pollution. The automatic charging control method of an aluminum electrolysis multifunctional machine unit stock bin is applicable to the automatic charging control of the aluminum electrolysis multifunctional machine unit stock bin.
Description
Technical field
The present invention relates to a kind of charging process of industrial circle equipment feed bin, specifically relate to a kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin.
Background technology
Aluminum electrolysis multifunctional machine group feed bin fills expects that the task that control device is realized is that the aluminum oxide powder in the outer overhead traveling crane material tower storage tank of potroom factory building is delivered in the multi-functional unit feed bin of potroom by transport pipe, the multi-functional unit of potroom adds the aluminum oxide powder in the feed bin in the electrolyzer to again, and is required to satisfy production.The multi-functional unit feed bin of potroom fills expects that control device fills material by the feed bin of the multi-functional units of realization such as silometer, electro-magnet, Hall switch, the time relay, intermediate relay and pilot lamp; the electrical element that is adopted is many; the system wiring complexity; and multi-functional unit and electrolysis filling device lack interlock protection; simultaneously; must utilize elements such as transfer lever on the operation box, button manually to realize filling material by multi-functional unit operator and terrestrial operation personnel, this working method disadvantage be a lot:
1. manual operation is wayward, and multi-functional unit aluminum oxide when filling material is often emerged from multi-functional unit feed bin, the waste alumina raw material, and influence environment;
2. must be when operating by realizing more than 2 people that multi-functional unit fills material;
3. because potroom magnetic field is big, often cause the flase operation of youngster's switch suddenly;
4. multi-functional unit and electrolysis filling device lack interlock protection, often will fill the material mouth and break, and have increased breakdown rate.
Summary of the invention
The technical problem that a kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of the present invention will solve is not enough at existing in the prior art, a kind of overflow phenomenon that multi-functional unit fills when material of stopping is provided, reduce alumina raw material waste and environmental pollution, reduction equipment failure rate, reduce a kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of electrolysis personnel labor intensity.
A kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of the present invention is achieved by following technical proposals: a kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of the present invention comprises multi-functional unit, the instrument dolly, feed bin, fill the material cylinder, fill the material blower fan, the material controlling box is filled on ground, the aluminum oxide transport pipe, wheel house control panel touch-screen, the induction reactance transmitter, the induction reactance receptor, large vehicle walking location (B16), large vehicle walking location (B17), the carriage walking tool positioned, the high charge level meter, low level gage, combined aural and visual alarm, respond to spacing SQ, air switch QF, thermo-relay Heating element FR, transfer lever SA, time relay KT3 delayed contact, intermediate relay KA normally opened contact, contactor KM coil, contactor KM main contact, intermediate relay KA1 contact, time relay KT1 delayed contact, intermediate relay KA1 coil, intermediate relay KA normally opened contact, electromagnetic valve coil D, time relay KT2 delayed contact, intermediate relay KA normally closed contact, intermediate relay KA normally closed contact, time relay KT1 coil, intermediate relay KA normally opened contact, time relay KT2 coil, intermediate relay KA normally opened contact, time relay KT3 coil, intermediate relay KA coil, thermo-relay FR secondary contact, timer, the feed bin gas barrier, filling the material instruction transmits, feed bin fills material and selects, cart, tool car walking condition, fill the material trigger request, described air switch QF, contactor KM main contact, thermo-relay Heating element FR, fill material blower fan formation and fill the material main circuit of the air blower; Described induction reactance transmitter, induction reactance receptor, intermediate relay KA coil, time relay KT2, time relay KT3, transfer lever SA, thermo-relay secondary contact FR, contactor KM coil constitute to fill expects blower fan M pilot circuit; The lifting of material cylinder is filled in described induction reactance transmitter, induction reactance receptor, intermediate relay KA, time relay KT1, intermediate relay KA1, transfer lever SA, magnetic valve D control; The components and parts in described electrical equipment control loop disperse to be installed in multi-functional unit, each position of material controlling box is filled on ground, interconnect by cabling; Described induction reactance transmitter is connected with program controller PLC output terminal, is installed on the fixed support of multi-functional unit end carriage 6mm steel plate making, and 1 induction reactance transmitter is installed on the fixed support; Described induction reactance receptor is installed on the fixed support of making of the angle steel of 50mm * 50mm, is fixed on the correct position of wall, and inserts the electrical equipment control loop; Described large vehicle walking location (B16) limit switch, large vehicle walking location (B17) limit switch also are installed on the fixed support of multi-functional unit end carriage 6mm steel plate making, are connected with program controller PLC input terminus; Described induction is spacing to constitute multi-functional unit and electrolysis blanking device interlocking protective device with combined aural and visual alarm, induction is installed in fills the material cylinder head, combined aural and visual alarm is installed in potroom ground and fills on the material controlling box, the induction limit signal is linked in the combined aural and visual alarm, after filling the decline of material cylinder, combined aural and visual alarm sends sound and light alarm, and after filling the rising of material cylinder, sound and light alarm extinguishes; Described level gage is connected with program controller PLC input terminus, tilts to be installed in multi-functional unit feed bin sidepiece, and the height level gage is respectively applied for the height that detects material level in the overhead traveling crane feed bin; The gas barrier at described overhead traveling crane feed bin top is in time discharged the storehouse internal gas pressure when multi-functional unit feed bin fills material, shortens and fills the material time; The described material control method of filling automatically comprises the steps:
1) fills that to anticipate a step be the multifunctional electrolytic machine group electrolysis blanking device position of walking, multifunctional electrolytic machine group large vehicle walking location (B16), large vehicle walking location (B17), the induced signal of carriage walking tool positioned is transferred to program controller PLC by being connected with data communication that program controller PLC input terminus is set up, wheel house control panel touch-screen fills " the large vehicle walking location " in the material menu, " large vehicle walking location " and " carriage walking tool positioned " three place's indicator signals become green by redness, thereby realize the accurate location of multifunctional electrolytic machine group cart and instrument dolly.
2) filling the material step automatically is the trip switch closure that potroom fills the material controlling box, the operative employee pushes wheel house control panel touch-screen " feed bin filling " menu " the beginning feed bin fills material " button, the material signal that fills of program controller PLC is transferred to the induction reactance transmitter by output terminal, the induction reactance transmitter transmits the induction reactance receptor with electromagnetic induction signal, and the induction reactance receptor receives and fills material and begin behind the signal to start and automatically fill the material program.
3) stopping to fill the material step automatically is multi-functional unit overhead traveling crane feed bin material level gage signal input program controller PLC when full, this moment, " feed bin is full " of wheel house control panel touch-screen became yellow, overhead traveling crane PLC program stops to fill the material instruction automatically, the induction reactance transmitter stops to send signal quits work the induction reactance receptor, multi-functional unit fills material electric control loop controlled oxidation aluminium and fills material blower fan and electromagnetic valve coil outage, and system stops multi-functional unit feed bin and fills material automatically.
4) system's self-locking step is that multi-functional unit feed bin fills in the material master routine LAD17 file, delay time among the timer T4:88 is designed to 100s, after filling the material end, multi-functional unit cart, dolly and the action of instrument turntable are by the locking of PLC program, at this moment, remaining aluminum oxide in the blanking device enters in the multi-functional unit feed bin fully, avoid the waste and the contaminate environment of remaining aluminum oxide, system automatically terminates the locking to it behind the 100s, cart and dolly just allow to sail out of and fill material mouthful, and multi-functional unit filled the material program and was all over this moment.
A kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of the present invention has following beneficial effect compared with prior art: a kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of the present invention is at the distinctive high-intensity magnetic field of potroom, the characteristics that dust is big, adopt advanced control mode, immunity from interference is strong, the reliability height, the level of automation height, multi-functional unit operator one people can finish and all fill the material process, has reduced electrolysis personnel's labour intensity; The height level gage of overhead traveling crane feed bin is respectively applied for the height that detects material level in the overhead traveling crane feed bin, prevents multi-functional unit when filling material, and aluminum oxide is emerged from feed bin, thereby the phenomenon of overflow occurs; The gas barrier at design and installation feed bin top is in time discharged the storehouse internal gas pressure when multi-functional unit feed bin fills material, shortens and fills the material time; Fill in the material master routine LAD17 file at multi-functional unit feed bin, delay time among the timer T4:88 is designed to 100s, after filling the material end, multi-functional unit cart, dolly and the action of instrument turntable are in blocking, at this moment, remaining aluminum oxide in the blanking device enters in the multi-functional unit feed bin fully, system automatically terminates the locking to it behind the 100s, and cart and dolly just allow to sail out of and fill the material mouth, have avoided the waste and the contaminate environment of remaining aluminum oxide; Next the multi-functional unit of design and installation and electrolysis blanking device interlocking protective device; spacing in cylinder head installation induction; fill combined aural and visual alarm of installation on the material controlling box on potroom ground, will respond to limit signal and be linked in the warning howler, after the blanking cylinder descends; warning howler sends sound and light alarm; after the blanking cylinder rose, sound and light alarm extinguished, and prevents that the lifting of blanking cylinder is not in place; break the blanking cylinder when causing multi-functional unit to be walked, reduce breakdown rate.A kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of the present invention is applicable to that aluminum electrolysis multifunctional machine group feed bin fills the automatic control of material.
Description of drawings
A kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of the present invention has following accompanying drawing:
Fig. 1 fills the material structural representation automatically for a kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of the present invention;
Fig. 2 fills material electric control theory figure for a kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of the present invention;
A kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin feed bin of Fig. 3 the present invention fills material program synoptic diagram;
A kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin input signal of Fig. 4 the present invention, output signal, touch-screen and program controller PLC connection diagram.
Wherein: 1, multi-functional unit; 2, instrument dolly; 3, feed bin; 4, fill the material cylinder; 5, fill the material blower fan; 6, the material controlling box is filled on ground; 7, aluminum oxide transport pipe; 8, wheel house control panel touch-screen; 9, induction reactance transmitter; 10, induction reactance receptor; 11, large vehicle walking location (B16); 12, large vehicle walking location (B17); 13, carriage walking tool positioned; 14, high charge level meter; 15, low level gage; 16, combined aural and visual alarm; 17, respond to spacing SQ; 18, air switch QF; 19, thermo-relay Heating element FR; 20, transfer lever SA; 21, time relay KT3 delayed contact; 22, intermediate relay KA normally opened contact; 23, contactor KM coil; 24, contactor KM main contact; 25, intermediate relay KA1 contact; 26, time relay KT1 delayed contact; 27, intermediate relay KA1 coil; 28, intermediate relay KA normally opened contact; 29, electromagnetic valve coil D; 30, time relay KT2 delayed contact; 31, intermediate relay KA normally closed contact; 32, intermediate relay KA normally closed contact; 33, time relay KT1 coil; 34, intermediate relay KA normally opened contact; 35, time relay KT2 coil; 36, intermediate relay KA normally opened contact; 37, time relay KT3 coil; 38, intermediate relay KA coil; 39, thermo-relay FR secondary contact; 40, timer; 41, feed bin gas barrier; 42, filling the material instruction transmits; 43, feed bin fills the material selection; 44, cart, tool car walking condition; 45, fill the material trigger request.
Embodiment
Below in conjunction with drawings and Examples a kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin technical scheme of the present invention is further described.
As Fig. 1-shown in Figure 4, a kind of automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin of the present invention comprises multi-functional unit 1, instrument dolly 2, feed bin 3, fill material cylinder 4, fill material blower fan 5, material controlling box 6 is filled on ground, aluminum oxide transport pipe 7, wheel house control panel touch-screen 8, induction reactance transmitter 9, induction reactance receptor 10, large vehicle walking location (B16) 11, large vehicle walking location (B17) 12, carriage walking tool positioned 13, high charge level meter 14, low level gage 15, combined aural and visual alarm 16, respond to spacing SQ17, air switch QF18, thermo-relay Heating element FR19, transfer lever SA20, time relay KT3 delayed contact 21, intermediate relay KA normally opened contact 22, contactor KM coil 23, contactor KM main contact 24, intermediate relay KA1 contact 25, time relay KT1 delayed contact 26, intermediate relay KA1 coil 27, intermediate relay KA normally opened contact 28, electromagnetic valve coil D29, time relay KT2 delayed contact 30, intermediate relay KA normally closed contact 31, intermediate relay KA normally closed contact 32, time relay KT1 coil 33, intermediate relay KA normally opened contact 34, time relay KT2 coil 35, intermediate relay KA normally opened contact 36, time relay KT3 coil 37, intermediate relay KA coil 38, thermo-relay FR secondary contact 39, timer 40, feed bin gas barrier 41, fill the material instruction and transmit 42, feed bin fills material and selects 43, cart, tool car walking condition 44, fill material trigger request 45, described air switch QF 18, contactor KM main contact 24, thermo-relay Heating element FR19, fill material blower fan 5 formations and fill material blower fan 5 main power circuits; Described induction reactance transmitter 9, induction reactance receptor 10, intermediate relay KA 38, time relay KT235, time relay KT337, transfer lever SA20, thermo-relay FR secondary contact 39, contactor KM23 formation are filled material blower fan M pilot circuit; 4 liftings of material cylinder are filled in described induction reactance transmitter 9, induction reactance receptor 10, intermediate relay KA38, time relay KT133, intermediate relay KA127, transfer lever SA20, magnetic valve D29 control; The components and parts in electrical equipment control loop disperse to be installed in multi-functional unit 1, each position such as material controlling box 6 is filled on ground, interconnect by cabling.Described induction reactance transmitter 9 is connected with program controller PLC output terminal, is installed on the fixed support of multi-functional unit 1 end carriage 6mm steel plate making, and 1 induction reactance transmitter 9 is installed on the fixed support; Described induction reactance receptor 10 is installed on the fixed support of making of the angle steel of 50mm * 50mm, is fixed on the correct position of wall, and inserts the electrical equipment control loop; Described large vehicle walking location (B16) 11, large vehicle walking location (B17) 12 also are installed on the fixed support of multi-functional unit end carriage 6mm steel plate making, are connected with program controller PLC input terminus; Spacing SQ17 of described induction and combined aural and visual alarm 16 constitute multi-functional unit and electrolysis blanking device interlocking protective device, responding to spacing SQ17 is installed in and fills material cylinder 4 tops, combined aural and visual alarm 16 is installed in potroom ground and fills on the material controlling box 6, responding to spacing SQ17 signal is linked in the combined aural and visual alarm 16, after filling 4 declines of material cylinder, combined aural and visual alarm 16 sends sound and light alarm, and after filling 4 risings of material cylinder, sound and light alarm extinguishes; Described high charge level meter 14, low level gage 15 are connected with program controller PLC input terminus, tilt to be installed in multi-functional unit 1 feed bin 3 sidepieces, and high charge level meter 14, low level gage 15 are respectively applied for the height that detects material level in the overhead traveling crane feed bin 3; Described overhead traveling crane feed bin gas barrier 41 is in time discharged the storehouse internal gas pressure when multi-functional unit 1 feed bin 3 fills material, shortens and fills the material time; The described material control method of filling automatically comprises the steps:
1) fills that to anticipate a step be the multifunctional electrolytic machine group 1 electrolysis blanking device position of walking, multifunctional electrolytic machine group 1 large vehicle walking location (B16) 11, large vehicle walking location (B17) 12, the induced signal of carriage walking tool positioned 13 is transferred to program controller PLC by being connected with data communication that program controller PLC input terminus is set up, wheel house control panel touch-screen 8 fills " the large vehicle walking location " in the material menu, " large vehicle walking location " and " carriage walking tool positioned " three place's indicator signals become green by redness, thereby realize the accurate location of multifunctional electrolytic machine group 1 cart and instrument dolly;
2) filling the material step automatically is the trip switch closure that potroom fills the material controlling box, the operative employee pushes wheel house control panel touch-screen 8 " feed bin filling " menu " the beginning feed bin fills material " button, the material signal that fills of program controller PLC is transferred to induction reactance transmitter 9 by output terminal, induction reactance transmitter 9 transmits induction reactance susceptor 10 with electromagnetic induction signal, and induction reactance susceptor 10 receives and fills material and begin behind the signal to start and automatically fill the material program;
3) stopping to fill the material step automatically is multi-functional unit 1 feed bin 3 material high charge level meter 14 signals input program controller PLC when full, the feed bin 3 of wheel house control panel touch-screen 8 completely becomes yellow at this moment, overhead traveling crane PLC program stops to fill the material instruction automatically, induction reactance transmitter 9 stops to send signal quits work induction reactance receptor 10, multi-functional unit 1 fills material electric control loop controlled oxidation aluminium and fills material blower fan 5 and electromagnetic valve coil 29 outages, and system stops multi-functional unit 1 feed bin 3 and fills material automatically;
4) system's self-locking step is that multi-functional unit 1 feed bin 3 fills in the material master routine LAD17 file, delay time among the timer 40T4:88 is designed to 100s, after filling the material end, multi-functional unit 1 cart, dolly and the action of instrument turntable are by the locking of PLC program, at this moment, remaining aluminum oxide in the blanking device enters in multi-functional unit 1 feed bin 3 fully, avoid the waste and the contaminate environment of remaining aluminum oxide, system automatically terminates the locking to it behind the 100s, cart and dolly just allow to sail out of and fill material mouthful, and multi-functional unit 1 filled the material program and was all over this moment.
As Fig. 1-shown in Figure 4, to fill material automatically and can finish alone by the overhead traveling crane officer, the operation of filling material is as follows:
1) fills that to anticipate a step be the multifunctional electrolytic machine group 1 electrolysis blanking device position of walking, multifunctional electrolytic machine group 1 large vehicle walking location (B16) 11, large vehicle walking location (B17) 12, the induced signal of carriage walking tool positioned 13 is transferred to program controller PLC by being connected with data communication that program controller PLC input terminus is set up, wheel house control panel touch-screen 8 fills " the large vehicle walking location " in the material menu, " large vehicle walking location " and " carriage walking tool positioned " three place's indicator signals become green by redness, thereby realize the accurate location of multifunctional electrolytic machine group 1 cart and instrument dolly.
2) fill the material step automatically as shown in Figure 4, it is the trip switch closure that potroom fills the material controlling box, cart, after the instrument dolly is accurately located, multifunctional electrolytic machine group 1 large vehicle walking location (B16) 11, large vehicle walking location (B17) 12, carriage walking tool positioned 13 closures, feed bin fills material selection 43 closures after selecting feed bin to fill menu in wheel house control panel touch-screen 8 master menus, push and begin to fill material and fill material trigger request 45 normal switchings behind the button and close, filling material instruction transmission 42 coils gets, fill the first disjunction of normally closed point of material instruction transmission 42, fill the material instruction and transmit 42 normal battle of back closure, fill material instruction transmit closed back induction reactance transmitter 9 normal battles of 42 electric, send and begin to fill material and instruct and begin to fill material.
The described material program of automatically filling is after induction reactance receptor 10 receives that automatic control system is filled the material signal, intermediate relay coil 38, relay K A normally closed contact 31,32 first disjunctions in the middle of it, relay K A normally opened contact 22,28,34,36 backs are closed in the middle of it; Time relay KT2 coil 35, time relay KT3 coil 37 are got; It is electric that electromagnetic valve coil D29 moment is got, and fills material cylinder 4 and descends automatically, docks with 3 pairs of material mouths of overhead traveling crane feed bin; Multi-functional unit and electrolysis blanking device interlocking protective device send sound and light alarm; show that feed opening and multi-functional unit 1 feed bin 3 have achieved a butt joint; after the time relay KT3 delayed contact 21 time-delay 5S closures of elapsed time relay K T3 coil 37; contactor KM coil 23; the aluminum oxide that fills the material Controlling System fills material blower fan 5 and starts, and begins multi-functional unit 1 feed bin 3 is filled material.
3) stopping to fill the material step automatically is high charge level meter 14 disjunctions when filling it up with of multi-functional unit 1 feed bin 3, the feed bin of wheel house control panel touch-screen 8 completely becomes yellow at this moment, fill the material instruction and transmit 42 coil losing electricities, fill the material instruction and transmit the 42 normal first disjunctions of making war, induction reactance transmitter 9 stops to send signal quits work induction reactance receptor 10, intermediate relay coil 38 dead electricity, time relay KT2 coil 35, time relay KT3 coil 37 dead electricity, but it is still closed that time relay KT2 35 coils seal in the time relay KT2 delayed contact 30 that stops to fill the material loop, two intermediate relay KA normally closed contacts 31 of intermediate relay coil 38, intermediate relay KA normally closed contact 32 resets, and time relay KT1 coil 33 is charged; The time relay KT3 delayed contact 21 moments disconnection of time relay KT3 coil 37 in filling material blower fan 5 pilot circuits at this moment, it is at first out of service to fill material blower fan 5; When time relay K T1 coil 33 is adjusted when reaching; the time relay KT1 delayed contact 26 of its electromagnetic valve coil D29 control loop disconnects; 27 outages of intermediate relay coil; its self-insurance 25 disjunctions of getting an electric shock make electromagnetic valve coil 29 dead electricity; aluminum oxide is carried and is filled the shutdown synchronously immediately of material blower fan 5; behind time-delay 25s, fill and expect that cylinder 4 rises automatically and fill material mouthful disengagement with multi-functional unit 1 feed bin 3, multi-functional unit and electrolysis blanking device interlocking protective device sound and light alarm extinguish.
4) system's self-locking step is that multi-functional unit 1 feed bin 3 fills in the material master routine LAD17 file, fill the material instruction and transmit 42 normally closed back closures, timer 40 picks up counting, multi-functional unit 1 cart, dolly and the action of instrument turntable are by the locking of PLC program, at this moment, remaining aluminum oxide in the blanking device enters in multi-functional unit 1 feed bin 3 fully, avoid the waste and the contaminate environment of remaining aluminum oxide, the DN closing of contact of timer 40 after 100 seconds, cart, tool car walking condition 44 coils get the electric cart that sends, the instrument dolly allows the walking instruction, and multi-functional unit 1 filled the material program and was all over this moment.
Claims (6)
1. automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin, comprise multi-functional unit (1), instrument dolly (2), feed bin (3), fill material cylinder (4), fill material blower fan (5), material controlling box (6) is filled on ground, aluminum oxide transport pipe (7), wheel house control panel touch-screen (8), induction reactance transmitter (9), induction reactance receptor (10), large vehicle walking location B16 (11), large vehicle walking location B17 (12), carriage walking tool positioned (13), high charge level meter (14), low level gage (15), combined aural and visual alarm (16), respond to spacing SQ (17), air switch QF (18), thermo-relay Heating element FR (19), transfer lever SA (20), time relay KT3 delayed contact (21), intermediate relay KA normally opened contact (22), contactor KM coil (23), contactor KM main contact (24), intermediate relay KA1 contact (25), time relay KT1 delayed contact (26), intermediate relay KA1 coil (27), intermediate relay KA normally opened contact (28), electromagnetic valve coil D (29), time relay KT2 delayed contact (30), intermediate relay KA normally closed contact (31), intermediate relay KA normally closed contact (32), time relay KT1 coil (33), intermediate relay KA normally opened contact (34), time relay KT2 coil (35), intermediate relay KA normally opened contact (36), time relay KT3 coil (37), intermediate relay KA coil (38), thermo-relay FR secondary contact (39), timer (40), feed bin gas barrier (41), fill the material instruction and transmit (42), feed bin fills material and selects (43), cart, tool car walking condition (44), fill material trigger request (45), it is characterized in that: the material method of filling of described feed bin (3) comprises the steps:
1) fills that to anticipate a step be multifunctional electrolytic machine group (1) the electrolysis blanking device position of walking, multifunctional electrolytic machine group (1) large vehicle walking location B16 (11), large vehicle walking location B 17 (12), the induced signal of carriage walking tool positioned (13) is transferred to program controller PLC by being connected with data communication that program controller PLC input terminus is set up, wheel house control panel touch-screen (8) fills " the large vehicle walking location B16 (11) " in the material menu, " large vehicle walking location B17 (12) " and " carriage walking tool positioned " three place's indicator signals become green by redness, thereby realize the accurate location of multifunctional electrolytic machine group (1) cart and instrument dolly;
2) filling the material step automatically is the trip switch closure that potroom fills the material controlling box, the operative employee pushes wheel house control panel touch-screen (8) " feed bin filling " menu " the beginning feed bin fills material " button, the material signal that fills of program controller PLC is transferred to induction reactance transmitter (9) by output terminal, induction reactance transmitter (9) transmits induction reactance receptor (10) with electromagnetic induction signal, and induction reactance receptor (10) receives and fills material and begin behind the signal to start and automatically fill the material program;
3) stopping to fill the material step automatically is multi-functional unit (1) feed bin (3) material high charge level meter (14) signal input program controller PLC when full, the feed bin (3) of wheel house control panel touch-screen this moment (8) completely becomes yellow, overhead traveling crane PLC program stops to fill the material instruction automatically, induction reactance transmitter (9) stops to send signal quits work induction reactance receptor (10), multi-functional unit (1) fills material electric control loop controlled oxidation aluminium and fills material blower fan (5) and electromagnetic valve coil D (29) outage, and system stops multi-functional unit (1) feed bin (3) and fills material automatically;
4) system's self-locking step is that multi-functional unit (1) feed bin (3) fills in the material master routine LAD17 file, delay time among the timer 40T4:88 is designed to 100s, after filling the material end, multi-functional unit (1) cart, dolly and the action of instrument turntable are by the locking of PLC program, at this moment, remaining aluminum oxide in the blanking device enters in multi-functional unit (1) feed bin (3) fully, avoid the waste and the contaminate environment of remaining aluminum oxide, system automatically terminates the locking to it behind the 100s, cart and dolly just allow to sail out of and fill the material mouth, and multi-functional unit this moment (1) fills the material program and is all over.
2. automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin according to claim 1 is characterized in that: described air switch QF (18), contactor KM main contact (24), thermo-relay Heating element FR (19), fill material blower fan (5) and constitute and to fill material blower fan (5) main power circuit; Described induction reactance transmitter (9), induction reactance receptor (10), intermediate relay KA coil (38), time relay KT2 coil (35), time relay KT3 coil (37), transfer lever SA (20), thermo-relay FR secondary contact (39), contactor KM coil (23) constitute to fill expects blower fan (5) M pilot circuit; The lifting of material cylinder (4) is filled in described induction reactance transmitter (9), induction reactance receptor (10), intermediate relay KA coil (38), time relay KT1 coil (33), intermediate relay KA1 coil (27), transfer lever SA (20), electromagnetic valve coil D (29) control; The components and parts in electrical equipment control loop disperse to be installed in multi-functional unit (1), each position of material controlling box (6) is filled on ground, interconnect by cabling.
3. automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin according to claim 1, it is characterized in that: described induction reactance transmitter (9) is connected with program controller PLC output terminal, be installed on the fixed support of multi-functional unit (1) end carriage 6mm steel plate making, 1 induction reactance transmitter (9) is installed on the fixed support; Described induction reactance receptor (10) is installed on the fixed support of making of the angle steel of 50mm * 50mm, is fixed on the correct position of wall, and inserts the electrical equipment control loop.
4. automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin according to claim 1, it is characterized in that: described large vehicle walking location B16 (11), large vehicle walking location B17 (12) also are installed on the fixed support of multi-functional unit end carriage 6mm steel plate making, are connected with program controller PLC input terminus.
5. automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin according to claim 1; it is characterized in that: spacing SQ of described induction (17) and combined aural and visual alarm (16) constitute multi-functional unit and electrolysis blanking device interlocking protective device; responding to spacing SQ (17) is installed in and fills material cylinder (4) top; combined aural and visual alarm (16) is installed in potroom ground and fills on the material controlling box (6); responding to spacing SQ (17) signal is linked in the combined aural and visual alarm (16); after filling material cylinder (4) decline; combined aural and visual alarm (16) sends sound and light alarm; after filling material cylinder (4) rising, sound and light alarm extinguishes.
6. automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin according to claim 1, it is characterized in that: described high charge level meter (14), low level gage (15) are connected with program controller PLC input terminus, tilt to be installed in multi-functional unit (1) feed bin (3) sidepiece, high charge level meter (14), low level gage (15) are respectively applied for the height that detects the interior material level of overhead traveling crane feed bin (3).
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| CN2009100595105A CN101575718B (en) | 2009-06-01 | 2009-06-01 | Automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin |
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| CN2009100595105A CN101575718B (en) | 2009-06-01 | 2009-06-01 | Automatic charging control method of aluminum electrolysis multifunctional machine unit stock bin |
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| CN101575718B true CN101575718B (en) | 2011-12-14 |
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| CN101968316B (en) * | 2010-10-14 | 2012-07-04 | 新兴河北工程技术有限公司 | Automatic loading control device of lime preheater |
| CN102005099A (en) * | 2010-11-29 | 2011-04-06 | 中国有色（沈阳）冶金机械有限公司 | Corridor alarm system for electrolysis unit |
| CN102965692B (en) * | 2012-11-16 | 2015-04-29 | 中国铝业股份有限公司 | Automatic material blending control device for aluminum electrolytic bath |
| CN106011941B (en) * | 2016-08-02 | 2018-04-20 | 重庆大学 | The on-line monitoring of aluminum electrolysis crane block bin-level and the control method of failure warning system |
| CN111392366A (en) * | 2020-03-27 | 2020-07-10 | 沈阳铝镁设计研究院有限公司 | Anti-collision detection method for telescopic chute and electrolytic multifunctional crown block |
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