CN101957230B - Method and system for detecting short mold of materials in sinter burdening - Google Patents
Method and system for detecting short mold of materials in sinter burdening Download PDFInfo
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- CN101957230B CN101957230B CN2010102769744A CN201010276974A CN101957230B CN 101957230 B CN101957230 B CN 101957230B CN 2010102769744 A CN2010102769744 A CN 2010102769744A CN 201010276974 A CN201010276974 A CN 201010276974A CN 101957230 B CN101957230 B CN 101957230B
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Abstract
The invention relates to a system for detecting the short mold of materials in sinter burdening, which is characterized in that a blanking disc is arranged below each feed trough, and the blanking disc and a blanking belt scale corresponding to the blanking disc constitute a blanking set; the blanking disc and the blanking belt scale are respectively provided with a detection device, the detection devices are connected with a control device, and the detection device is used for monitoring the operating states of the blanking discs and the blanking belt scales in real time and sending the detection signals to the control device; the control device comprises a blanking-set judgment unit and a material short-mold judgment unit, wherein the blanking-set judgment unit is used for judging whether the blanking disc and the blanking belt scale of each blanking set are both in the operating state according to the detection signals, if so, judging the blanking set is in the state of stopping; and the material short-mold judgment unit is used for obtaining the blanking sets corresponding to materials, if the blanking sets corresponding to a certain material are all in the state of stopping, judging the material is in the state of stop using. The invention also provides a method for detecting the short mold of materials in sinter burdening. The method and the system of the invention have the advantages of more scientific detection, and high detection efficiency and accuracy.
Description
Technical field
The present invention relates to field of iron and steel smelting, the scarce material detection method of material material kind and scarce material detection system in particularly a kind of sintered material.
Background technology
Referring to Fig. 1, be the sintered material system schematic, the hopper group comprises a plurality of hoppers 10, and each hopper 10 is equipped with a kind of material, and material comprises mixing ore deposit, lime stone, the material etc. of returning mine and mix.During work, each hopper 10 is dumped into various materials on the blanking disk 11 of below by a certain percentage, and each blanking disk all is provided with blanking belt conveyer scale 12 11 times, and the material that blanking disk 11 is transported is sent to proportioning belt 13.Blanking disk 11 is called the blanking row with its corresponding blanking belt conveyer scale 12.The hopper 10 corresponding blanking row that have, the hopper 10 corresponding two or more blanking row that have.
In above-mentioned agglomeration for iron mine process, various materials all are to be combined into compound by certain proportioning, if certain material is not enough or can't blanking, will occur lacking material, cause each material proportion imbalance in the compound, directly influence compound sintering index.For example, if do not have fuel or fuel ratio low excessively in the compound, compound is sintering well, causes a large amount of waste products to produce; If do not have flux or flux ratio low excessively, finished product basicity can be low, and sinter all can become waste product.
Basically have only the scarce material to certain hopper to detect at present in the sintered material, relatively whether in allowed limits the gap between this hopper blanking setting value and the actual blanking value just thinks that this hopper lacks material if surpass, and treatment measures are closed this blanking row exactly.But this method can't real-time rapidly detection be that scarce material situation has appearred in which kind of material of preparing burden, and carries out replenishing of related raw material to remind operating personnel timely, perhaps takes follow-up remedial measures.If occur to lack material, can remedy through the mode that fuel is joined in the increase of back outward such as fuel.
Summary of the invention
The object of the invention provides the scarce material detection system of material material kind in a kind of sintered material, and this lacks the material detection system and detects accurately the efficient height.
The scarce material detection system of material material kind comprises a plurality of hoppers in a kind of sintered material of the present invention, and each hopper below is provided with the blanking disk; Each blanking disk exit is respectively equipped with the blanking belt conveyer scale; The blanking disk is called the blanking row with corresponding blanking belt conveyer scale, and each blanking disk is equipped with pick-up unit with each blanking belt conveyer scale, and said pick-up unit is connected with control device; Said pick-up unit is monitored the running status of each blanking disk and blanking belt conveyer scale in real time; Detection signal is sent to control device, and control device comprises that blanking row judging unit and material lack the material judging unit: said blanking row judging unit is used for judging according to detection signal whether the blanking disk and the blanking belt conveyer scale of each blanking row be all in running order; As not, judge that these blanking row are in halted state; Material lacks the material judging unit, is used to obtain the pairing blanking row of various materials, if the corresponding blanking row of certain material all are in halted state, judges that this material is in dead status.
Preferably, control device comprises that also material is provided with the unit, is used for when the material that loads in the hopper changes, and upgrades the corresponding blanking row of this material, and the material and the blanking row corresponding relation that upgrade are sent to said blanking row judging unit.
Preferably, control device also comprises the material proportion judging unit, is used for obtaining in real time each material proportion, proportioning is sent to said material greater than 0 name of material lack the material judging unit; Whether material lacks the proportioning of material that the material judgment unit judges is in dead status greater than 0, whether judges total comprehensive operational throughput simultaneously greater than 0, in this way, confirms that this material is in and lacks the material state.
The scarce material detection method of material material kind in a kind of sintered material of the present invention; Comprise a plurality of hoppers, each hopper below is provided with the blanking disk, and each blanking disk exit is respectively equipped with the blanking belt conveyer scale; The blanking disk is called the blanking row with corresponding blanking belt conveyer scale; This method may further comprise the steps: judge whether each blanking row corresponding blanking disk and blanking belt conveyer scale be all in running order, in this way, judge that fixed these blanking row are in running order; As not, judge that these material row are in halted state; Obtain the pairing blanking row of various materials,, judge that this material is in dead status, otherwise judge that this material does not lack material if the corresponding blanking row of certain material all are in halted state.
Preferably, this method also comprises: judge whether the material that each hopper loads changes, in this way, upgrade the corresponding blanking row of each material based on the new material that loads of each hopper.
Preferably, judge that this material is in after the scarce material state, this method also comprises: whether the proportioning of judging the material that is in dead status simultaneously judges total comprehensive operational throughput whether greater than 0 greater than 0, in this way, confirms that this material is in scarce material state.
Compared with prior art, the present invention has the following advantages:
The present invention realizes that by pick-up unit and control device the scarce material of material material kind detects in the sintered material; Through real-time monitoring to each blanking row running status; Whether normal, if each blanking approach of certain material all breaks down, show that this material does not enter into compound if detecting each material supply; Occur lacking material, in time warn the user.With respect to manual detection, this lacks material detection system and can detect in real time because of hopper 10 does not have material, and the scarce material phenomenon that causes of the variety of issue that occurs because of equipment failure, detects more science, and detection efficiency and accuracy are very high.
Description of drawings
Fig. 1 is an agglomeration for iron mine feed proportioning system synoptic diagram;
The scarce material detection system first embodiment synoptic diagram of material material kind in Fig. 2 sintered material of the present invention;
The scarce material detection system second embodiment synoptic diagram of material material kind in Fig. 3 sintered material of the present invention;
Scarce material detection system the 3rd embodiment synoptic diagram of material material kind in Fig. 4 sintered material of the present invention;
The scarce material detection method first embodiment process flow diagram of material material kind in Fig. 5 sintered material of the present invention;
The scarce material detection method second embodiment process flow diagram of material material kind in Fig. 6 sintered material of the present invention;
Scarce material detection method the 3rd embodiment process flow diagram of material material kind in Fig. 7 sintered material of the present invention.
Embodiment
For make above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, below in conjunction with accompanying drawing and embodiment the present invention done further detailed explanation.
Referring to Fig. 2, illustrate in the sintered material of the present invention that the scarce material detection method of material material kind lacks material detection system first embodiment in the sintered material.The hopper group comprises a plurality of hoppers 10, and each hopper 10 is equipped with a kind of material, and material comprises mixing ore deposit, lime stone, the material etc. of returning mine and mix.During work, on the blanking disk 11 of the below that each hopper 10 is dumped into various materials by a certain percentage, the exit of each blanking disk 11 all is provided with blanking belt conveyer scale 12, and the material of blanking disk 11 transportations is sent to proportioning belt 13.Blanking disk 11 is called the blanking row with its corresponding blanking belt conveyer scale 12.The hopper that has 10 corresponding blankings row, the hopper that has 10 corresponding two or two are listed as with blanking.
The present invention is provided with pick-up unit 15 respectively on each blanking disk 11 and blanking belt conveyer scale 12, monitor the running status of each blanking disk 11 and blanking belt conveyer scale 12 in real time.Each pick-up unit 15 is connected with control device 16, and detection signal is sent to control device 16.The detection signal that control device 16 sends according to each pick-up unit judges whether each material lacks material.
Material lacks material judging unit 162 and obtains the pairing blanking row of various materials, all is in halted state if the corresponding blanking of certain material is listed as, and then confirms as to lack the material state.Judge that this material is in dead status, otherwise judge that this material does not lack material.
For example; Lime stone is in hopper 10B, and corresponding blanking row B1 of hopper 10B and blanking row B2, blanking row judging unit 161 judge whether the disk 11 of blanking row B1 and blanking row B2 correspondence is in running order with blanking belt conveyer scale 12; If the disk 11 that blanking row B1 is corresponding is all in running order with blanking belt conveyer scale 12; Then blanking row B1 is in running order, otherwise blanking row B1 is in halted state; If the disk 11 that blanking row B2 is corresponding is all in running order with blanking belt conveyer scale 12, then blanking row B2 is in running order, otherwise blanking row B2 is in halted state.
Material lacks material judging unit 162 and judges whether blanking row B1 and blanking row B2 all are in halted state, if blanking row B1 and blanking row B2 are in halted state, thinks that then present lime stone is in dead status, otherwise thinks that lime stone does not lack material.
The present invention realizes that by pick-up unit 15 and control device 16 the scarce material of material material kind detects in the sintered material; Through real-time monitoring to each blanking row running status; Whether normal, if each blanking approach of certain material all breaks down, show that this material does not enter into compound if detecting each material supply; Occur lacking material, in time warn the user.With respect to manual detection, this lacks material detection system and can detect in real time because of hopper 10 does not have material, and the scarce material phenomenon that causes of the variety of issue that occurs because of equipment failure, detects more science, and detection efficiency and accuracy are very high.
In actual production process; The material that each hopper 10 loads changes sometimes, and hopper 10 generally immobilizes with the corresponding relation that blanking is listed as, like this; The blanking row that this material is corresponding will change thereupon, need reset the corresponding blanking row of this material.
Participate in Fig. 3, scarce material detection system second embodiment of material material kind in the sintered material of the present invention is shown, among this embodiment, only be that with the difference of first embodiment inner structure of control device 16 is different.Control device 16 comprises that blanking row judging unit 161, material lack material judging unit 162 and material is provided with unit 163 in the present embodiment.Material is provided with unit 163 and is used for when the material that loads in certain hopper 10 changes, and upgrades the corresponding blanking row of this material, and the material and the blanking row corresponding relation that upgrade are sent to blanking row judging unit 161.
In actual production process, possible certain material does not use in current production run, and like this, control device 16 will be judged as this kind material and lack material, lacks the material of expecting and obscures mutually easily with in the actual production, makes the user be difficult for intuitive judgment.Control device 16 of the present invention judges through obtaining the charge ratio of material whether each material is in scarce material state in actual production.
Participate in Fig. 4, scarce material detection system the 3rd embodiment that the present invention illustrates material material kind in the sintered material of the present invention is shown, among this embodiment, only be that with the difference of first embodiment and second embodiment inner structure of control device 16 is different.Control device 16 comprises that blanking row judging unit 161, material lack material judging unit 162, material is provided with unit 163 and material proportion judging unit 164 in the present embodiment.
Material proportion judging unit 164 obtains each material proportion in real time, proportioning is sent to material greater than 0 name of material lack material judging unit 162; 162 judgements of the scarce material of material judging unit are judged the material proportion that is in dead status more whether greater than 0, and whether comprehensive operational throughput in this way, confirms this material be in scarce material state, as not, judge this material be in not user mode greater than 0.
Based on the scarce material detection system of material material kind in the above-mentioned sintered material, the present invention also provides the scarce material detection method of material material kind in a kind of sintered material.Referring to Fig. 5, scarce material detection method first embodiment of material material kind in the sintered material of the present invention is shown, specifically may further comprise the steps.
Step S501, judge whether each blanking row corresponding blanking disk and blanking belt conveyer scale be all in running order, in this way, judge that fixed these blanking row are in running order; As not, judge that these material row are in halted state;
Step S502, obtain the pairing blanking of various materials row, judge whether the corresponding blanking row of various materials all are in halted state, in this way, judge that this is in dead status, otherwise judge that this material does not lack material.
Referring to Fig. 6, scarce material detection method second embodiment of material material kind in the sintered material of the present invention is shown, specifically may further comprise the steps.
Step S601, judge whether the material that each hopper loads changes, in this way, upgrade the corresponding blanking row of each material according to the new material that loads of each hopper; As not, do not upgrade;
Step S602, judge whether each blanking row corresponding blanking disk and blanking belt conveyer scale be all in running order, in this way, judge that fixed these blanking row are in running order; As not, judge that these material row are in halted state;
Step S603, obtain the pairing blanking of various materials row, judge that whether the corresponding blanking row of various materials all are in halted state, judge that more whether proportioning is greater than 0; Whether comprehensive operational throughput is greater than 0; In this way, judge that this material lacks material, otherwise judge that this material does not lack material.
Referring to Fig. 7, scarce material detection method the 3rd embodiment of material material kind in the sintered material of the present invention is shown, specifically may further comprise the steps.
Step S701, judge whether the material that each hopper loads changes, in this way, upgrade the corresponding blanking row of each material according to the new material that loads of each hopper; As not, do not upgrade;
Step S702, judge whether each blanking row corresponding blanking disk and blanking belt conveyer scale be all in running order, in this way, judge that fixed these blanking row are in running order; As not, judge that these material row are in halted state;
Step S703, obtain the pairing blanking of various materials row, if the corresponding blanking row of certain material all are in halted state, forward step S704 to, otherwise judge that this material does not lack material.
Whether the proportioning that this material is judged in step S704, continuation is greater than 0, and whether comprehensive operational throughput in this way, confirms this material be in scarce material state, as not, judge this material be in not user mode greater than 0.
After the present invention finishes the judgement of material in, return step S702 and continue to judge whether next material lacks material, after judging successively, continues to judge whether to arrive the judgement cycle again, forwards step S701 in this way to,, continue to wait for as not.
If the operation of blanking row, but the flow signal of belt conveyer scale continues setting-up time (as 30 seconds), and mass flow＜=0.05t/h (wherein 0.05 is minimum flow setting value just) stops this blanking row so automatically, guarantees that the row of operation all are normal operations.
The above is merely preferred implementation of the present invention, does not constitute the qualification to protection domain of the present invention.Any any modification of within spirit of the present invention and principle, being done, be equal to replacement and improvement etc., all should be included within the claim protection domain of the present invention.
Claims (6)
1. the scarce material detection system of material material kind in the sintered material comprises a plurality of hoppers, and each hopper below is provided with the blanking disk; Each blanking disk exit is respectively equipped with the blanking belt conveyer scale; The blanking disk is called the blanking row with corresponding blanking belt conveyer scale, it is characterized in that each blanking disk is equipped with pick-up unit with each blanking belt conveyer scale; Said pick-up unit is connected with control device; Said pick-up unit is monitored the running status of each blanking disk and blanking belt conveyer scale in real time, and detection signal is sent to control device, and control device comprises that blanking row judging unit and material lack the material judging unit:
Said blanking row judging unit is used for judging according to detection signal whether the blanking disk and the blanking belt conveyer scale of each blanking row be all in running order, as not, judges that these blanking row are in halted state;
Material lacks the material judging unit, is used to obtain the pairing blanking row of various materials, if the corresponding blanking row of certain material all are in halted state, judges that this material is in dead status.
2. the system of claim 1; It is characterized in that control device comprises that also material is provided with the unit, be used for when the material that loads in the hopper changes; Upgrade the corresponding blanking row of this material, and the material and the blanking row corresponding relation that upgrade are sent to said blanking row judging unit.
3. according to claim 1 or claim 2 system is characterized in that control device also comprises the material proportion judging unit, is used for obtaining in real time each material proportion, proportioning is sent to said material greater than 0 name of material lack the material judging unit;
Whether material lacks the proportioning of material that the material judgment unit judges is in dead status greater than 0, whether judges total comprehensive operational throughput simultaneously greater than 0, in this way, confirms that this material is in and lacks the material state.
4. the scarce material detection method of material material kind in the sintered material comprises a plurality of hoppers, and each hopper below is provided with the blanking disk; Each blanking disk exit is respectively equipped with the blanking belt conveyer scale; The blanking disk is called the blanking row with corresponding blanking belt conveyer scale, it is characterized in that this method may further comprise the steps:
Judge whether each blanking row corresponding blanking disk and blanking belt conveyer scale be all in running order, in this way, judge that fixed these blanking row are in running order; As not, judge that these blanking row are in halted state;
Obtain the pairing blanking row of various materials,, judge that this material is in dead status, otherwise judge that this material does not lack material if the corresponding blanking row of certain material all are in halted state.
5. method as claimed in claim 4 is characterized in that, this method also comprises:
Judge whether the material that each hopper loads changes, in this way, upgrade the corresponding blanking row of each material based on the new material that loads of each hopper.
6. like claim 4 or 5 described methods, it is characterized in that judge that this material is in after the scarce material state, this method also comprises:
Whether the proportioning of judging the material that is in dead status simultaneously judges total comprehensive operational throughput whether greater than 0 greater than 0, in this way, confirms that this material is in scarce material state.
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| CN2010102769744A CN101957230B (en) | 2010-09-07 | 2010-09-07 | Method and system for detecting short mold of materials in sinter burdening |
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| CN2010102769744A CN101957230B (en) | 2010-09-07 | 2010-09-07 | Method and system for detecting short mold of materials in sinter burdening |
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| CN101957230A CN101957230A (en) | 2011-01-26 |
| CN101957230B true CN101957230B (en) | 2012-08-01 |
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| CN102519566B (en) * | 2011-12-27 | 2013-12-25 | 中冶长天国际工程有限责任公司 | Proportioning control system |
| CN107099678B (en) * | 2017-04-18 | 2019-08-06 | 云南云铜锌业股份有限公司 | A kind of zinc concentrate heap formula layer and section distribution |
| CN114229388B (en) * | 2021-12-09 | 2024-02-09 | 首钢京唐钢铁联合有限责任公司 | Judgment method and system for unexpected shutdown of dosing belt |
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| KR20050009081A (en) * | 2003-07-15 | 2005-01-24 | 주식회사 포스코 | Upper ore level control apparatus in sintering process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH10197322A (en) * | 1997-01-09 | 1998-07-31 | Sekisui Chem Co Ltd | Screw feeder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050009081A (en) * | 2003-07-15 | 2005-01-24 | 주식회사 포스코 | Upper ore level control apparatus in sintering process |
| CN2897413Y (en) * | 2006-05-22 | 2007-05-09 | 屏山天原金石化工股份有限公司 | Automatic particular material dosing device |
| 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 |
| CN101504550A (en) * | 2009-03-02 | 2009-08-12 | 莱芜钢铁股份有限公司 | Automatic matching monitoring method and apparatus |
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