CN103245392B - The detection method of closed submerged furnace charge storehouse material pipe plug material - Google Patents
The detection method of closed submerged furnace charge storehouse material pipe plug material Download PDFInfo
- Publication number
- CN103245392B CN103245392B CN201310183797.9A CN201310183797A CN103245392B CN 103245392 B CN103245392 B CN 103245392B CN 201310183797 A CN201310183797 A CN 201310183797A CN 103245392 B CN103245392 B CN 103245392B
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- Prior art keywords
- feed bin
- material pipe
- furnace charge
- computing machine
- pipe plug
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The invention discloses the detection method of a kind of closed submerged furnace charge storehouse material pipe plug material, by each feed bin lower support place at closed submerged stove, a set of force snesor is installed, the real-time general assembly (TW) in real-time detecting material storehouse, then material weight change amount in the unit interval is calculated, and the furnace charge amount that the unit interval is interior, unit quantity of electricity consumes, finally by the unit interval, furnace charge amount that unit quantity of electricity consumes and the serious blocking alarming value of setting, a small amount of blocking alarming value compare judgement, thus identify whether discharge nozzle exists putty phenomenon; Make warning and respective handling according to recognition result simultaneously, be convenient to take counter-measure accurately in time, stopped to cause furnace gas to reveal the generation causing significant explosion accident because of material pipe plug material, ensured that closed submerged stove can safe and reliable operation.
Description
Technical field
The present invention relates to the detection method of a kind of closed submerged furnace charge storehouse material pipe plug material.
Background technology
Closed submerged stove, cover the various resistor electric arc stoves such as furnace of calcium carbide, ferro-alloy furnace, Yellow phosphorus furnace, the product smelted has the products such as calcium carbide, yellow phosphorus, ferrochrome, silicomanganese, ferronickel, corundum, ferrotianium, plumbous zinc, the core theory that it is smelted is: form directed High temperature ion stream-electric arc by furnace charge current preheating furnace charge, ionization furnace gas, convert electric energy to heat energy, for reduction reaction provides sufficiently high temperature field.
Closed submerged stove is all furnished with automatic feeding device, and main member has the distributing device of surrounding them, distributing device top binder pipe, the upper splicing storehouse of material pipe.Material pipe and feed bin are all be tightly connected, and its function, except giving in stove except feed, also has an important function to be sealing function, preventing the inflammable gas CO in stove by expecting to manage and feed bin vents dew, causing blast, or causing field personnel's intoxication accident.It is how many that material stock in level-sensing device detection feed bin is installed in existing closed submerged stove employing on feed bin, avoids feed bin to lack and expect that the accident causing furnace gas to reveal occurs.This kind of method can only detect the material level in feed bin, and according to material level height, determines feed time and feeding quantity, but, the problem that whether there is local putty in material pipe cannot be detected.During material pipe generation putty, the sealing property of expecting pipe and feed bin can be caused to decline, still there will be the problem that furnace gas is revealed from material materials in the tube storehouse.
Summary of the invention
In order to overcome the above-mentioned shortcoming of prior art, the invention provides the detection method of a kind of closed submerged furnace charge storehouse material pipe plug material, efficiently solving closed submerged stove industry and often occurring to expect that materials in the tube storehouse is revealed furnace gas and is difficult to a difficult problem for accurately judgement; Meanwhile, according to feed bin material pipe real-time general assembly (TW) determination feed time and feeding quantity.
The technical solution adopted for the present invention to solve the technical problems is: the detection method of a kind of closed submerged furnace charge storehouse material pipe plug material, comprises the steps:
Step one, at each feed bin lower support place of closed submerged stove, a set of force snesor is installed;
Step 2, often cover force snesor export feed bin weight data electric signal in real time to computing machine;
Step 3, computing machine respectively overlap feed bin corresponding to sensor group at sampling instant T according to the magnification ratio coefficient calculations of each cover force snesor
ireal-time general assembly (TW) W
i;
Step 4, be calculated as follows material weight change amount △ W in the unit interval
material:
△ W
material=(W
i+1– W
i)/(T
i+1-T
i);
Step 5, computing machine are according to expecting weight change amount △ W in the unit interval
materialwith the power consumption Q of mine heat furnace smelting in the same time period, be calculated as follows in the unit interval, furnace charge amount △ W that unit quantity of electricity consumes
consumption:
△ W
consumption=△ W
material/ Q;
Step 6, computing machine in the unit interval, the furnace charge amount △ W that consumes of unit quantity of electricity
consumptionjudge:
If X1 is the serious blocking alarming value of setting, X2 is a small amount of blocking alarming value of setting, and X2> X1,
(1) as △ W
consumptionduring > X2, then illustrate that material pipe is without putty phenomenon, computing machine continues to judge: W
iwhether be less than or equal to the feed bin general assembly (TW) lower limit X3 of setting, if then computing machine sends reinforced signal, till charging system starts to be dosed to completely to this feed bin; Otherwise, return step 3;
(2) as X1< △ W
consumptionduring < X2, then illustrate that a small amount of putty phenomenon appears in material pipe, computing machine sends a small amount of blocking alarming signal, sends reduction load signal simultaneously, alert process material pipe plug material; Then step 3 is returned;
(3) as △ W
consumptionduring < X1, then illustrate that serious putty phenomenon appears in material pipe, computing machine sends serious blocking alarming signal, sends blowing out signal simultaneously, and alert processes material pipe plug material immediately.
Compared with prior art, good effect of the present invention is: install a set of force snesor by each feed bin lower support place at closed submerged stove, the real-time general assembly (TW) in real-time detecting material storehouse, then material weight change amount in the unit interval is calculated, and the furnace charge amount that the unit interval is interior, unit quantity of electricity consumes, finally by the unit interval, furnace charge amount that unit quantity of electricity consumes and the serious blocking alarming value of setting, a small amount of blocking alarming value compare judgement, thus identify whether discharge nozzle exists putty phenomenon; Make warning and respective handling according to recognition result simultaneously, be convenient to take counter-measure accurately in time, stopped to cause furnace gas to reveal the generation causing significant explosion accident because of material pipe plug material, ensured that closed submerged stove can safe and reliable operation.Simultaneously according to feed bin material pipe general assembly (TW) number, determine feed bin feed time and feeding quantity.
Embodiment
A detection method for closed submerged furnace charge storehouse material pipe plug material, comprises the steps:
Step one, a set of force snesor (closing integration by four the force snesor bridges be arranged on feed bin four brace steel posts to form) is installed at each feed bin lower support place of closed submerged stove;
Step 2, often cover force snesor export feed bin weight data electric signal DC4 ~ 20mA(or DC0 ~ 5V in real time) to computing machine;
Step 3, computing machine respectively overlap feed bin corresponding to sensor group at sampling instant T according to the magnification ratio coefficient calculations of each cover force snesor
ireal-time general assembly (TW) W
i;
Step 4, be calculated as follows material weight change amount △ W in the unit interval
material:
△ W
material=(W
i+1– W
i)/(T
i+1-T
i);
Step 5, computing machine are according to expecting weight change amount △ W in the unit interval
materialwith the power consumption Q of mine heat furnace smelting in the same time period, be calculated as follows in the unit interval, furnace charge amount △ W that unit quantity of electricity consumes
consumption:
△ W
consumption=△ W
material/ Q;
Step 6, computing machine in the unit interval, the furnace charge amount △ W that consumes of unit quantity of electricity
consumptionjudge:
If X1 is the serious blocking alarming value of setting, X2 is a small amount of blocking alarming value of setting, and X2> X1; X2 and X1 consumes historical data according to smelting furnace material in the power of mineral hot furnace, feed bin charging data and stove and sets.
(1) as △ W
consumptionduring > X2, then illustrate that material pipe is without putty phenomenon, computing machine continues to judge: W
iwhether be less than or equal to the feed bin general assembly (TW) lower limit of X3(setting), if then computing machine sends reinforced signal, till charging system starts to be dosed to completely to this feed bin; Otherwise, return step 3;
(2) as X1< △ W
consumptionduring < X2, then illustrate that a small amount of putty phenomenon appears in material pipe, computing machine sends a small amount of blocking alarming signal, sends reduction load signal simultaneously, alert process material pipe plug material; Then step 3 is returned;
(3) as △ W
consumptionduring < X1, then illustrate that serious putty phenomenon appears in material pipe, computing machine sends serious blocking alarming signal, sends blowing out signal simultaneously, and alert processes material pipe plug material immediately.
Claims (3)
1. a detection method for closed submerged furnace charge storehouse material pipe plug material, is characterized in that: comprise the steps:
Step one, at each feed bin lower support place of closed submerged stove, a set of force snesor is installed;
Step 2, often cover force snesor export feed bin weight data electric signal in real time to computing machine;
Step 3, computing machine respectively overlap feed bin corresponding to sensor group at sampling instant T according to the magnification ratio coefficient calculations of each cover force snesor
ireal-time general assembly (TW) W
i;
Step 4, be calculated as follows material weight change amount △ W in the unit interval
material:
△ W
material=(W
i+1– W
i)/(T
i+1-T
i);
Step 5, computing machine are according to expecting weight change amount △ W in the unit interval
materialwith the power consumption Q of mine heat furnace smelting in the same time period, be calculated as follows in the unit interval, furnace charge amount △ W that unit quantity of electricity consumes
consumption:
△ W
consumption=△ W
material/ Q;
Step 6, computing machine in the unit interval, the furnace charge amount △ W that consumes of unit quantity of electricity
consumptionjudge:
If X1 is the serious blocking alarming value of setting, X2 is a small amount of blocking alarming value of setting, and X2> X1,
(1) as △ W
consumptionduring > X2, then illustrate that material pipe is without putty phenomenon, computing machine continues to judge: W
iwhether be less than or equal to the feed bin general assembly (TW) lower limit X3 of setting, if then computing machine sends reinforced signal, till charging system starts to be dosed to completely to this feed bin; Otherwise, return step 3;
(2) as X1< △ W
consumptionduring < X2, then illustrate that a small amount of putty phenomenon appears in material pipe, computing machine sends a small amount of blocking alarming signal, sends reduction load signal simultaneously, alert process material pipe plug material; Then step 3 is returned;
(3) as △ W
consumptionduring < X1, then illustrate that serious putty phenomenon appears in material pipe, computing machine sends serious blocking alarming signal, sends blowing out signal simultaneously, and alert processes material pipe plug material immediately.
2. the detection method of closed submerged furnace charge storehouse according to claim 1 material pipe plug material, is characterized in that: the described force snesor that often overlaps is formed by four the force snesor bridges conjunction integration be arranged on feed bin four brace steel posts.
3. the detection method of closed submerged furnace charge storehouse according to claim 1 material pipe plug material, is characterized in that: described feed bin weight data electric signal is DC4 ~ 20mA or DC0 ~ 5V.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183797.9A CN103245392B (en) | 2013-05-17 | 2013-05-17 | The detection method of closed submerged furnace charge storehouse material pipe plug material |
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|---|---|---|---|
| CN201310183797.9A CN103245392B (en) | 2013-05-17 | 2013-05-17 | The detection method of closed submerged furnace charge storehouse material pipe plug material |
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| CN103245392B true CN103245392B (en) | 2015-08-05 |
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|---|---|---|---|
| CN201310183797.9A Expired - Fee Related CN103245392B (en) | 2013-05-17 | 2013-05-17 | The detection method of closed submerged furnace charge storehouse material pipe plug material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112325308B (en) * | 2020-11-20 | 2023-03-24 | 浙江蓝太能源工程有限公司 | Stokehole fine feeding control method for melting device |
| CN113636363A (en) * | 2021-07-27 | 2021-11-12 | 三一汽车制造有限公司 | Ingredient abnormity detection method and device, mixing station and computer readable storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58198729A (en) * | 1982-05-14 | 1983-11-18 | Kawasaki Steel Corp | Measuring method of discharge weight in closed and pressurized tank for powdery and granular material |
| CN101487664A (en) * | 2009-02-12 | 2009-07-22 | 中冶长天国际工程有限责任公司 | Material flow control apparatus and method for sintered batching ore storage bin |
| CN101807062A (en) * | 2010-03-11 | 2010-08-18 | 中钢集团鞍山热能研究院有限公司 | Stock bin control system |
| CN102616551A (en) * | 2012-05-22 | 2012-08-01 | 太原理工大学 | Blockage prevention detection control device |
| CN103043340A (en) * | 2012-12-07 | 2013-04-17 | 江苏永钢集团有限公司 | Wharf steel silo loading flow monitoring system and method |
-
2013
- 2013-05-17 CN CN201310183797.9A patent/CN103245392B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58198729A (en) * | 1982-05-14 | 1983-11-18 | Kawasaki Steel Corp | Measuring method of discharge weight in closed and pressurized tank for powdery and granular material |
| CN101487664A (en) * | 2009-02-12 | 2009-07-22 | 中冶长天国际工程有限责任公司 | Material flow control apparatus and method for sintered batching ore storage bin |
| CN101807062A (en) * | 2010-03-11 | 2010-08-18 | 中钢集团鞍山热能研究院有限公司 | Stock bin control system |
| CN102616551A (en) * | 2012-05-22 | 2012-08-01 | 太原理工大学 | Blockage prevention detection control device |
| CN103043340A (en) * | 2012-12-07 | 2013-04-17 | 江苏永钢集团有限公司 | Wharf steel silo loading flow monitoring system and method |
Non-Patent Citations (2)
| Title |
|---|
| 微机控制的多路皮带秤调速定量投料系统;许忠扬等;《电子测量与仪器学报》;19931231;第7卷(第4期);全文 * |
| 煤仓低料位检测与防堵装置的研制;李延民等;《工矿自动化》;20090131(第1期);全文 * |
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