CN102180358B - Blowing feeding system and method in mechanical stirring desulfurization - Google Patents
Blowing feeding system and method in mechanical stirring desulfurization Download PDFInfo
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- CN102180358B CN102180358B CN201110096731A CN201110096731A CN102180358B CN 102180358 B CN102180358 B CN 102180358B CN 201110096731 A CN201110096731 A CN 201110096731A CN 201110096731 A CN201110096731 A CN 201110096731A CN 102180358 B CN102180358 B CN 102180358B
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Abstract
The invention relates to a blowing feeding system and method in mechanical stirring desulfurization. A blowing tank is arranged on a ground and comprises a blowing tank body, a fluidized gas regulating valve, a weighing sensor and a fluidized bed device, wherein the fluidized gas regulating valve is arranged at an exit at the bottom of the blowing tank body, and the fluidized bed device is connected with the fluidized gas regulating valve; the weighing sensor is arranged at the outer side of the blowing tank and connected with a weighing device; a control valve station comprises a pressurization valve, a feeding valve, a pressure transmitter, a first pressure release valve and a second pressure release valve which are respectively connected with the top of the blowing tank body through pipelines; a pipeline auxiliary blowing device is connected to the top of the blowing tank body through the pressurization valve and connected to the fluidized bed device through the gas regulating valve; and a throat regulating valve is arranged at the exit of the fluidized bed device. The method comprises the following steps of: feeding, pressurizing, blowing, controlling related valves of the blowing tank and the like. In the invention, materials in the blowing tank are fluidized to an output pipeline through a fluidized bed below the blowing tank by utilizing a gas conveying mode.
Description
Technical field
The present invention relates to mechanical agitation desulfuration winding-up feeding technology, particularly a kind of mechanical agitation desulfuration winding-up feeding system and method.
Background technology
For mechanical agitation desulfuration system feed-type, the domestic main at present gravity-fed mode that adopts.But this mode often has requirement to the height of workshop factory building.Transform or set up the Molten Iron Pretreatment unit if run in existing workshop, adopt the mechanical mixing method desulfurization, can't select this technology for use owing to receive the restriction of workshop factory building height.
In view of this, seek a kind of mechanical agitation desulfuration winding-up feeding system and method and become pursuing one's goal of these those skilled in the art.
Summary of the invention
The present invention provides a kind of mechanical agitation desulfuration winding-up feeding system and method, and it has overcome the difficulty of prior art, adopts the mode of gas delivery, with the material in the winding-up jar through the fluidized-bed under the winding-up jar, with goods fluid in delivery piping.The winding-up jar can be provided with on the ground, has so just greatly reduced the device height of feeding system, thereby has realized the enforcement of mechanical mixing method sulfur removal technology.
Technical solution of the present invention is following:
A kind of mechanical agitation desulfuration winding-up feeding system, comprising: winding-up jar, weighting apparatus, control cock station and gas control valve, aditus laryngis control cock, pipeline help and blow;
Said winding-up jar is provided with on the ground, and the winding-up jar comprises a winding-up jar body, fluidizing gas control cock, LOAD CELLS and fluidized-bed device;
Said fluidizing gas control cock is arranged on the exit of winding-up jar body bottom, and said fluidized-bed device connects the fluidizing gas control cock;
Said LOAD CELLS is arranged on the outside of winding-up jar, connects weighting apparatus;
Said control cock station comprises pressurizing valve, charging valve, pressure transformer, first pressure-relief valve and second pressure-relief valve, passes through the top of plumbing connection winding-up jar body respectively;
Said pipeline helps and blows the top that connects winding-up jar body through pressurizing valve, and pipeline helps to blow also and connects the fluidized-bed device through gas control valve;
Said aditus laryngis control cock is arranged on the exit of fluidized-bed device.
The top of said winding-up jar also is provided with pressurization mouth, charge door, first relief port and second relief port; Said pressurization mouth is through the plumbing connection pressurizing valve; Said charge door is through the plumbing connection charging valve; Said first relief port is through plumbing connection first pressure-relief valve; Said second relief port is through plumbing connection second pressure-relief valve.
A kind of mechanical agitation desulfuration winding-up feeding method may further comprise the steps:
(1) feed in raw material, according to the pressure and the weighing-up wave of winding-up jar, and charging valve, the drain tap of all signal sequence switch winding-ups of the material level of top storage bin jar;
(2) pressurization, the charging discharging and the drain tap state of affirmation winding-up jar are opened the pressurization valve, reach the required setting value of winding-up until injection tank pressure;
(3) winding-up; The inventory in injection tank pressure and winding-up jar and the nitrogen flow of the line of jetting all satisfy the winding-up condition: the pulvis winding-up amount of assigning according to higher level's control system; Control a winding-up line and winding-up jar relevant valve in order; In the winding-up process, add the winding-up jar fluidised control in lower end;
(4) after the material of being jetted reaches setting value, the related valve of the jar of control winding-up earlier stops blanking, stops fluidization according to the order of sequence;
(5) close the winding-up valve at last.
The present invention is owing to adopted above technical scheme; Make it compared with prior art; Mechanical agitation desulfuration winding-up feeding system of the present invention and method are cover brand new feeding systems of autonomous Design; Adopt the mode of gas delivery, with the material in the winding-up jar through the fluidized-bed under the winding-up jar, with goods fluid in delivery piping.The winding-up jar can be provided with on the ground, has so just greatly reduced the device height of feeding system, thereby has realized the enforcement of mechanical mixing method sulfur removal technology.
Description of drawings
Fig. 1 is the winding-up charging gear structural representation of a kind of mechanical agitation desulfuration winding-up feeding system of the present invention.
Fig. 2 is the winding-up tank arrangement structural representation of a kind of mechanical agitation desulfuration winding-up feeding system of the present invention.
Fig. 3 is the structural representation of a kind of mechanical agitation desulfuration winding-up feeding system of the present invention.
Fig. 4 is the diagram of circuit of a kind of mechanical agitation desulfuration winding-up feeding method of the present invention.
Reference numeral:
1 is the winding-up jar, and 2 is weighting apparatus, and 3 is the control cock station, and 4 is the fluidized-bed device, and 5 is gas control valve; 6 is the aditus laryngis control cock, and 7 blow for pipeline helps, and 8 is pressurizing valve, and 9 is charging valve, and 10 is pressure transformer; 11 is first pressure-relief valve, and 12 is second pressure-relief valve, and 13 are the pressurization mouth, and 14 is charge door, and 15 is first relief port; 16 is second relief port, and 17 are winding-up jar body, and 18 is the fluidizing gas control cock, and 19 is LOAD CELLS.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is elaborated.
Referring to Fig. 1 to Fig. 3, the invention provides a kind of mechanical agitation desulfuration winding-up feeding system, mainly help and blow 7 etc. and form by winding-up jar 1, weighting apparatus 2, control cock station 3 and gas control valve 5, aditus laryngis control cock 6, pipeline.
Winding-up jar 1 setting on the ground.Winding-up jar 1 comprises a winding-up jar body 17, fluidizing gas control cock 18, LOAD CELLS 19 and fluidized-bed device 4.Fluidizing gas control cock 18 is arranged on the exit of winding-up jar body 17 bottoms, and fluidized-bed device 4 connects fluidizing gas control cock 18.LOAD CELLS 19 is arranged on the outside of winding-up jar 1, connects weighting apparatus 2.
Pipeline helps and blows 7 tops through pressurizing valve 8 connection winding-up jar bodies 17; Pipeline helps and blows 7 also through gas control valve 5 connection fluidized-bed devices 4.Aditus laryngis control cock 6 is arranged on the exit of fluidized-bed device 4.
The top of winding-up jar 1 also is provided with pressurization mouth 13, charge door 14, first relief port 15 and second relief port 16.Pressurization mouth 13 is through plumbing connection pressurizing valve 8.Charge door 14 is through plumbing connection charging valve 9.First relief port 15 is through plumbing connection first pressure-relief valve 11.Second relief port 16 is through plumbing connection second pressure-relief valve 12.
Referring to Fig. 4, the present invention also provides a kind of mechanical agitation desulfuration winding-up feeding method, may further comprise the steps:
(1) reinforced, according to the pressure and the weighing-up wave of winding-up jar, and charging valve, the drain tap of the signal sequence switches such as material level of top storage bin winding-up jar.
(2) pressurization, the charging discharging and the drain tap state of affirmation winding-up jar are opened the pressurization valve, reach the required setting value of winding-up until injection tank pressure.
(3) winding-up; The inventory in injection tank pressure and winding-up jar and the nitrogen flow of the line of jetting all satisfy the winding-up condition: the pulvis winding-up amount of assigning according to higher level's control system; Relevant valves such as control winding-up line and the jar of jetting in order; In the winding-up process, add the winding-up jar fluidised control in lower end.This function helps winding-up to carry out smoothly.
(4) after the material of being jetted reaches setting value, the related valve of the jar of control winding-up earlier stops blanking, stops fluidization according to the order of sequence.
(5) close the winding-up valve at last.
The present invention can adopt following embodiment in practical application:
To shown in Figure 3, this system mainly partly is made up of winding-up jar, weighting apparatus, control cock station etc. like Fig. 1.
Reinforced for realizing winding-up, on the winding-up jar, disposed pressure transformer.Dissimilar Self controlling valves is set on material import and export pipeline and gas pipe line, charging valve, pressurizing valve, discharge valve, aditus laryngis control cock etc. are arranged.For guaranteeing reinforced reliability and guarantee production that by-pass valve control adopts wear-resisting Self controlling valve, to improve pulvis valve service life and to reduce the failsafe valve rate.
The winding-up jar is a pressure container, mainly is made up of tank body and fluidized-bed device, is used to weigh and the blowing desulfurization pulvis.The winding-up jar has meausring apparatus, through the Weighting and Controlling feeding coal.The winding-up jar is provided with interfaces such as pressurization mouth, charge door, relief port.The core of winding-up jar is the fluidized-bed device.
As shown in Figure 4, this system work process is following:
1, addition step
According to the pressure and the weighing-up wave of winding-up jar, and charging valve, the drain tap of the signal sequence switches such as material level of top storage bin winding-up jar.
2, pressurization steps
Confirm the charging discharging and the drain tap state of winding-up jar, open the pressurization valve, reach the required setting value of winding-up until injection tank pressure.Guarantee winding-up jar required pressure in the winding-up process through control pressurization and pressure relief valve.
3, winding-up step
The inventory in injection tank pressure and winding-up jar and the nitrogen flow of winding-up line all satisfy the winding-up condition: the pulvis winding-up amount of assigning according to higher level's control system, relevant valves such as control winding-up line and the jar of jetting in order.In the winding-up process, add the winding-up jar fluidised control in lower end, this function helps winding-up to carry out smoothly.
After the material of being jetted reached setting value, the related valve of the jar of control winding-up earlier stopped blanking, stops fluidization, and a jar internal pressure is dropped in the certain limit according to the order of sequence; Close the valve of winding-up line at last.
So far, the one-period of mechanical agitation desulfuration blowing process is accomplished.
Winding-up is reinforced establishes manually, S. A., automatic several kinds of controls and operation mode.This system is provided with an electric cabinet, a built-in cover PLC control system accomplish reinforced manually, S. A., operate automatically and control.The configuration of PLC controller is following:
The configuration of subordinate list 1:PLC controller
This PLC control system can be carried out bus communication through DP and other controllers, also can add Ethernet card and upper machine communication.The electric cabinet panel is provided with change-over swith, button and signal lamp, and the switching of complete operation pattern reaches M/C on the spot.S. A. and automatic operation are sent order by upper computer HMI, and native system is accomplished all chain control and adjustings.
Working process: the winding-up jar is realized the function to the ladle addition of mechanical agitation desulfuration molten iron through processing steps such as Jin Liao pressurization releases.To different weight of molten iron, composition, temperature,, and control addition and the charging rate that adds the hot-metal bottle pulvis through the pressure of regulating winding-up jar according to a pulvis weight signal in the winding-up jar.According to each different working step, Self controlling valve has Different control and requires and control sequence.
This covering device has substituted the mode of material dependence self gravitation discharging fully, has adopted the mode of gas delivery, in the Molten Iron Pretreatment practical applications, has obtained good practice.
In sum; Mechanical agitation desulfuration winding-up feeding system of the present invention and method are cover brand new feeding systems of autonomous Design; Adopt the mode of gas delivery, with the material in the winding-up jar through the fluidized-bed under the winding-up jar, with goods fluid in delivery piping.The winding-up jar can be provided with on the ground, has so just greatly reduced the device height of feeding system, thereby has realized the enforcement of mechanical mixing method sulfur removal technology.
Certainly; Those skilled in the art in the present technique field will be appreciated that; The foregoing description only is to be used for explaining the present invention; And be not with opposing qualification of the present invention, as long as in connotation scope of the present invention, all will drop in the scope of claim of the present invention the variation of the foregoing description, modification etc.
Claims (3)
1. a mechanical agitation desulfuration winding-up feeding system is characterized in that, comprising: winding-up jar, weighting apparatus, control cock station and gas control valve, aditus laryngis control cock, pipeline help and blow;
Said winding-up jar is provided with on the ground, and the winding-up jar comprises a winding-up jar body, fluidizing gas control cock, LOAD CELLS and fluidized-bed device;
Said winding-up jar is a pressure container, is used to weigh and the blowing desulfurization pulvis;
Said fluidizing gas control cock is arranged on the exit of winding-up jar body bottom, and said fluidized-bed device connects the fluidizing gas control cock;
Said LOAD CELLS is arranged on the outside of winding-up jar, connects weighting apparatus;
Said control cock station comprises pressurizing valve, charging valve, pressure transformer, first pressure-relief valve and second pressure-relief valve, passes through the top of plumbing connection winding-up jar body respectively;
Said pipeline helps and blows the top that connects winding-up jar body through pressurizing valve, and pipeline helps to blow also and connects the fluidized-bed device through gas control valve;
Said aditus laryngis control cock is arranged on the exit of fluidized-bed device.
2. mechanical agitation desulfuration winding-up feeding system as claimed in claim 1 is characterized in that:
The top of said winding-up jar also is provided with pressurization mouth, charge door, first relief port and second relief port;
Said pressurization mouth is through the plumbing connection pressurizing valve;
Said charge door is through the plumbing connection charging valve;
Said first relief port is through plumbing connection first pressure-relief valve;
Said second relief port is through plumbing connection second pressure-relief valve.
3. a mechanical agitation desulfuration winding-up feeding method is characterized in that, may further comprise the steps:
(1) feed in raw material, according to the pressure and the weighing-up wave of winding-up jar, and charging valve, the drain tap of all signal sequence switch winding-ups of the material level of top storage bin jar;
(2) pressurization, the charging discharging and the drain tap state of affirmation winding-up jar are opened the pressurization valve, reach the required setting value of winding-up until injection tank pressure;
(3) winding-up; The inventory in injection tank pressure and winding-up jar and the nitrogen flow of the line of jetting all satisfy the winding-up condition: the pulvis winding-up amount of assigning according to higher level's control system; Control a winding-up line and winding-up jar relevant valve in order; In the winding-up process, add the winding-up jar fluidised control in lower end;
(4) after the material of being jetted reaches setting value, the related valve of the jar of control winding-up earlier stops blanking, stops fluidization according to the order of sequence;
(5) close the winding-up valve at last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110096731A CN102180358B (en) | 2011-04-18 | 2011-04-18 | Blowing feeding system and method in mechanical stirring desulfurization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110096731A CN102180358B (en) | 2011-04-18 | 2011-04-18 | Blowing feeding system and method in mechanical stirring desulfurization |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102180358A CN102180358A (en) | 2011-09-14 |
| CN102180358B true CN102180358B (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110096731A Expired - Fee Related CN102180358B (en) | 2011-04-18 | 2011-04-18 | Blowing feeding system and method in mechanical stirring desulfurization |
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| CN (1) | CN102180358B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4247227A (en) * | 1977-08-09 | 1981-01-27 | Brennstoffinstitut Freiberg | Apparatus for the conveyance of dust-like or dust containing solids into a pressurized system by means of a pressurized lock chamber |
| EP0102329A1 (en) * | 1982-07-21 | 1984-03-07 | Stone & Webster Engineering Corporation | Automatic pressure sensitive regulation apparatus and process for regulating the flow of particulate solids |
| CN2567936Y (en) * | 2002-12-26 | 2003-08-20 | 中冶集团北京冶金设备研究设计总院 | Powder spray device of precision dosing feeding for iron melt desulfurate |
| CN201158666Y (en) * | 2008-03-11 | 2008-12-03 | 上海宝钢工程技术有限公司 | Multifunctional regulation blowing tank |
| CN201158550Y (en) * | 2007-06-11 | 2008-12-03 | 保尔伍斯股份有限公司 | Apparatus for transporting powder solid to the transportation line and blast furnace provided with the same |
| CN201501057U (en) * | 2009-10-16 | 2010-06-09 | 上海宝钢工程技术有限公司 | Adjustable-quantity plastic injection tank |
| CN201527736U (en) * | 2009-08-31 | 2010-07-14 | 武汉钢铁(集团)公司 | Simulating experiment device for molten iron desulphurizing |
| CN202039087U (en) * | 2011-04-19 | 2011-11-16 | 宝钢工程技术集团有限公司 | Mechanical agitating desulfurization blowing feeding system |
-
2011
- 2011-04-18 CN CN201110096731A patent/CN102180358B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4247227A (en) * | 1977-08-09 | 1981-01-27 | Brennstoffinstitut Freiberg | Apparatus for the conveyance of dust-like or dust containing solids into a pressurized system by means of a pressurized lock chamber |
| EP0102329A1 (en) * | 1982-07-21 | 1984-03-07 | Stone & Webster Engineering Corporation | Automatic pressure sensitive regulation apparatus and process for regulating the flow of particulate solids |
| CN2567936Y (en) * | 2002-12-26 | 2003-08-20 | 中冶集团北京冶金设备研究设计总院 | Powder spray device of precision dosing feeding for iron melt desulfurate |
| CN201158550Y (en) * | 2007-06-11 | 2008-12-03 | 保尔伍斯股份有限公司 | Apparatus for transporting powder solid to the transportation line and blast furnace provided with the same |
| CN201158666Y (en) * | 2008-03-11 | 2008-12-03 | 上海宝钢工程技术有限公司 | Multifunctional regulation blowing tank |
| CN201527736U (en) * | 2009-08-31 | 2010-07-14 | 武汉钢铁(集团)公司 | Simulating experiment device for molten iron desulphurizing |
| CN201501057U (en) * | 2009-10-16 | 2010-06-09 | 上海宝钢工程技术有限公司 | Adjustable-quantity plastic injection tank |
| CN202039087U (en) * | 2011-04-19 | 2011-11-16 | 宝钢工程技术集团有限公司 | Mechanical agitating desulfurization blowing feeding system |
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| CN102180358A (en) | 2011-09-14 |
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Granted publication date: 20121003 Termination date: 20190418 |
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