CN103105059A - Magnesium metal rotary kiln feed control device - Google Patents
Magnesium metal rotary kiln feed control device Download PDFInfo
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- CN103105059A CN103105059A CN2013100637725A CN201310063772A CN103105059A CN 103105059 A CN103105059 A CN 103105059A CN 2013100637725 A CN2013100637725 A CN 2013100637725A CN 201310063772 A CN201310063772 A CN 201310063772A CN 103105059 A CN103105059 A CN 103105059A
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Abstract
The invention relates to a magnesium metal rotary kiln feed control device, and belongs to the field of magnesium metal rotary kiln automatic control. The magnesium metal rotary kiln feed control device comprises a feed control device central control room automatic control system and a feed control spot device. The feed control device central control room automatic control system includes an electrical cabinet, a screened control cable, an ethernet switch, an ethernet network and an industrial control computer, wherein the electrical cabinet is installed in a central control room, the industrial control computer is installed in a control console of the central control room, and the industrial control computer is connected with an AB programmable controller through the Ethernet switch and the Ethernet. The feed control spot device comprises a feed weighing sensor, a material bin radar material level meter and a numeric value coding analyzer. The magnesium metal rotary kiln feed control device has the advantages that automatic feeding according to actual requirements can be achieved, manual intervention in the control process is not required, control accuracy is high, control mode is simple and flexible, failure rate is low, labor intensity of workers is reduced, and the purposes of saving energy and reducing cost are achieved.
Description
Technical field
The invention belongs to magnesium metal rotary kiln automatic control technology field, a kind of magnesium metal rotary kiln feed control device particularly is provided, realize the real-time control of magnesium metal raw material.
Background technology
At present, in magnesium metal rotary kiln production process, the control of raw material material level is the on-the-spot operation of manually controlling bucket elevator according to the level-sensing device signal.Its deficiency is that automaticity is low, and control accuracy is poor, the poor controllability of control procedure, and control procedure can not be regulated material level in real time according to technological requirement, the high and inconvenient maintenance of fault rate.
Summary of the invention
The object of the present invention is to provide a kind of magnesium metal rotary kiln feed control device, the automaticity that has overcome existing fed technology is low, control accuracy is poor, poor controllability, can not regulate in real time material level according to technological requirement, the shortcomings such as the high and inconvenient maintenance of fault rate realize the real-time control of magnesium metal raw material charging.
The present invention includes feed control device Central Control Room automatic control system, charging control field device two large divisions.
Feed control device Central Control Room automatic control system comprises: regulator cubicle, shielding control cables, Ethernet switch, Ethernet, industrial control computer; Regulator cubicle is arranged in Central Control Room, and industrial control computer is arranged in the console of central control room, is connected with AB Programmable Logic Controller in regulator cubicle by Ethernet switch and Ethernet;
Charging frequency converter and braking resistor thereof, air switch, AB Programmable Logic Controller and output input module thereof are housed in regulator cubicle; Output module on the AB Programmable Logic Controller is controlled charging rate and start and stop, by the operation of communication module through the total line traffic control charging of DP frequency converter, the input module on the AB Programmable Logic Controller is controlled respectively charging LOAD CELLS, feed bin radar level gauge, digital value Coded Analysis instrument.As shown in Figure 1.
Charging is controlled field device and is comprised: charging LOAD CELLS, feed bin radar level gauge, digital value Coded Analysis instrument; The charging LOAD CELLS is measured the actual inlet amount of feed bin at every turn, and the feed bin radar level gauge is installed at the feed bin inner top, measures Realtime Level in feed bin, and the magnesium metal charging realizes automatically controlling in Central Control Room on industrial control computer; Digital value Coded Analysis instrument is installed on Material feeding trolley, measures the Material feeding trolley real time position and shows in real time and control by the Central Control Room industrial control computer.As shown in Figure 2.
Digital value Coded Analysis instrument of the present invention adopts the digital value Coded Analysis instrument of Profibus-DP agreement.
Programmable Logic Controller of the present invention adopts the CMX-1769 of AB company.
Frequency converter of the present invention adopts the PowerFlex700 Series Frequency Converter of AB company.
The invention has the advantages that, can realize automatic feed according to actual requirement, control procedure is high without manual intervention and control accuracy, the control mode simple and flexible, and failure rate is low has namely reduced labor strength and has reached again energy-saving and cost-reducing purpose.
Description of drawings
Fig. 1 is the control device structural representation.
Fig. 2 is that the field device schematic diagram is controlled in charging.
The specific embodiment
The present invention includes feed control device Central Control Room automatic control system, charging control field device two large divisions.
Charging frequency converter and braking resistor thereof, air switch, AB Programmable Logic Controller and output input module thereof are housed in regulator cubicle; Output module on the AB Programmable Logic Controller is controlled charging rate and start and stop, by the operation of communication module through the total line traffic control charging of DP frequency converter, the input module on the AB Programmable Logic Controller is controlled respectively charging LOAD CELLS, feed bin radar level gauge, digital value Coded Analysis instrument.As shown in Figure 1.
Charging is controlled field device and is comprised: charging LOAD CELLS, feed bin radar level gauge, digital value Coded Analysis instrument; The charging LOAD CELLS is measured the actual inlet amount of feed bin at every turn, and the feed bin radar level gauge is installed at the feed bin inner top, measures Realtime Level in feed bin, and the magnesium metal charging realizes automatically controlling in Central Control Room on industrial control computer; Digital value Coded Analysis instrument is installed on Material feeding trolley, measures the Material feeding trolley real time position and shows in real time and control by the Central Control Room industrial control computer.As shown in Figure 2.
The IO module of DCS charging automatic control system of the present invention and digital value Coded Analysis instrument, charging LOAD CELLS, regulator cubicle, industrial control computer are connected by the shielding control cables, and all running statuses of feed system are also concentrated by the DCS system and gathered and process.
The working method of charging automaton is selected by establishing switch in regulator cubicle, operating personnel can show the actual material level of feed bin, truck motor operating current, truck practical operation situation, inlet amount and charging total accumulation at every turn to control device according to selected working method or by regulator cubicle or the intelligent human/computer interface by industrial control computer, and carry out various setting parameters and on off control according to the technique needs.The material quantity of the feed system of charging automaton also can be adjusted to optimum state automatically by the DCS system.The charging LOAD CELLS is used for detecting each inlet amount.The feed bin radar level gauge is arranged on the feed bin top, for detection of the actual material level of feed bin, realizes that charging controls in real time.Digital value Coded Analysis instrument is used for measuring the real time position of Material feeding trolley.Refine manufacturing technique requirent according to magnesium metal, magnesium metal raw material controlling level and real-time material loading amount in feed bin are set on the industrial control computer picture.Digital value Coded Analysis instrument real-time detecting material truck position, and control run location and the real-time speed of truck by PLC.The present invention can significantly reach energy-saving and cost-reducing and reduce the purpose of personnel's workload.
Claims (4)
1. a magnesium metal rotary kiln feed control device, comprise feed control device Central Control Room automatic control system, charging control field device; It is characterized in that,
Feed control device Central Control Room automatic control system comprises: regulator cubicle, shielding control cables, Ethernet switch, Ethernet, industrial control computer; Regulator cubicle is arranged in Central Control Room, and industrial control computer is arranged in the console of central control room, is connected with AB Programmable Logic Controller in regulator cubicle by Ethernet switch and Ethernet;
Charging frequency converter and braking resistor thereof, air switch, AB Programmable Logic Controller and output input module thereof are housed in regulator cubicle; Output module on the AB Programmable Logic Controller is controlled charging rate and start and stop, by the operation of communication module through the total line traffic control charging of DP frequency converter, the input module on the AB Programmable Logic Controller is controlled respectively charging LOAD CELLS, feed bin radar level gauge, digital value Coded Analysis instrument;
Charging is controlled field device and is comprised: charging LOAD CELLS, feed bin radar level gauge, digital value Coded Analysis instrument; The charging LOAD CELLS is measured the actual inlet amount of feed bin at every turn, and the feed bin radar level gauge is installed at the feed bin inner top, measures Realtime Level in feed bin, and the magnesium metal charging realizes automatically controlling in Central Control Room on industrial control computer; Digital value Coded Analysis instrument is installed on Material feeding trolley, measures the Material feeding trolley real time position and shows in real time and control by the Central Control Room industrial control computer.
2. device according to claim 1, is characterized in that: the digital value Coded Analysis instrument of described digital value Coded Analysis instrument employing Profibus-DP agreement.
3. device according to claim 1 is characterized in that: described Programmable Logic Controller adopts the CMX-1769 of AB company.
4. device according to claim 1 is characterized in that: described frequency converter adopts the PowerFlex700 Series Frequency Converter of AB company.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310063772.5A CN103105059B (en) | 2013-02-28 | 2013-02-28 | Magnesium metal rotary kiln feed control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310063772.5A CN103105059B (en) | 2013-02-28 | 2013-02-28 | Magnesium metal rotary kiln feed control device |
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| CN103105059A true CN103105059A (en) | 2013-05-15 |
| CN103105059B CN103105059B (en) | 2014-08-06 |
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| CN201310063772.5A Active CN103105059B (en) | 2013-02-28 | 2013-02-28 | Magnesium metal rotary kiln feed control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061790A (en) * | 2014-06-24 | 2014-09-24 | 无锡市崇安区科技创业服务中心 | Pre-burning kiln with constant sintering amount |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB871027A (en) * | 1956-10-03 | 1961-06-21 | Inst Waermetechnik Und Automat | Improvements in or relating to rotary tubular furnaces |
| US3469828A (en) * | 1967-10-30 | 1969-09-30 | Gen Electric | Method and apparatus for cement kiln control |
| CN101464093A (en) * | 2007-12-19 | 2009-06-24 | 贵阳铝镁设计研究院 | Temperature field detection method and device of calcination rotary kiln |
| CN102226643A (en) * | 2011-03-28 | 2011-10-26 | 宁夏惠冶镁业集团有限公司 | Rotary kiln automatic control system and method |
| CN102530580A (en) * | 2011-10-10 | 2012-07-04 | 中联重科股份有限公司 | System, method and device for controlling material transfer |
-
2013
- 2013-02-28 CN CN201310063772.5A patent/CN103105059B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB871027A (en) * | 1956-10-03 | 1961-06-21 | Inst Waermetechnik Und Automat | Improvements in or relating to rotary tubular furnaces |
| US3469828A (en) * | 1967-10-30 | 1969-09-30 | Gen Electric | Method and apparatus for cement kiln control |
| CN101464093A (en) * | 2007-12-19 | 2009-06-24 | 贵阳铝镁设计研究院 | Temperature field detection method and device of calcination rotary kiln |
| CN102226643A (en) * | 2011-03-28 | 2011-10-26 | 宁夏惠冶镁业集团有限公司 | Rotary kiln automatic control system and method |
| CN102530580A (en) * | 2011-10-10 | 2012-07-04 | 中联重科股份有限公司 | System, method and device for controlling material transfer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061790A (en) * | 2014-06-24 | 2014-09-24 | 无锡市崇安区科技创业服务中心 | Pre-burning kiln with constant sintering amount |
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| CN103105059B (en) | 2014-08-06 |
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