CN103752099A - Method for controlling blowing of balance type dust remover - Google Patents
Method for controlling blowing of balance type dust remover Download PDFInfo
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- CN103752099A CN103752099A CN201310749755.7A CN201310749755A CN103752099A CN 103752099 A CN103752099 A CN 103752099A CN 201310749755 A CN201310749755 A CN 201310749755A CN 103752099 A CN103752099 A CN 103752099A
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- chamber
- winding
- dust remover
- deduster
- pulse valve
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- 238000000034 method Methods 0.000 title claims abstract description 64
- 239000000428 dust Substances 0.000 title claims abstract description 49
- 238000007664 blowing Methods 0.000 title claims abstract description 37
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 238000000746 purification Methods 0.000 abstract description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 9
- 239000003546 flue gas Substances 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 8
- 230000001276 controlling effect Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 5
- 238000005868 electrolysis reaction Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides a method for controlling blowing of a balance type dust remover. The dust remover comprises a plurality of chambers, and each chamber comprises a plurality of pulse valves. The method comprises the following steps of A. setting the blowing cycle of a blowing pipe of the dust remover; B. in each blowing cycle, sequentially selecting the preset pulse valve from the plurality of pulse valves to blow the chambers in which the pulse valves are according to the preset pulse valves; C. finishing blowing the chambers after all the pulse valves are used once according to the preset pulse valve selection sequence; and D. selecting another chamber, and repeating from step A to step C till all the chambers are blown. By adopting the method, the airflow in the dust remover can be uniformly distributed, and the flue gas purification efficiency can be improved; and in addition, the purification process is stable, the warehouse material stage is guaranteed to run stably, furthermore, the blowing of the dust remover can be regulated according to actual working condition requirements.
Description
Technical field
The present invention relates to technical field of aluminum electrolysis, particularly a kind of balance-type dust remover blowing control method.
Background technology
In the process of aluminum electrolysis flue gas purification, deduster be the core of cleaning system, Main Function is that gas-solid mixing body is carried out to gas solid separation, reaches the object of purifying smoke.The electrolysis flue gas producing in aluminum electrolysis process and fresh aluminum oxide are mixed to form the gas-solid mixing body of fluorinated alumina, arrive after deduster, and gas solid separation is carried out in the effect that deduster utilizes its filter bag to intercept particle.The solid particulate matters such as fluorinated alumina are collected and are sent to next flow process, and the flue gas after purifying enters atmosphere by smoke exhaust fan, chimney.
Conventional pocket type pulsed dust collector injection method is controlled with time differential pressure, and injection method is that one of chamber injection tube is carried out.This injection method, each chamber once can only an injection tube job, and deashing amount is limited, and, other the filter bag dust amounts that could not jet can increase gradually, to certain hour, the ash on filter bag can be because of the excessive Automatic-falling of gravity, and namely filter bag ash removal is uncontrolled, deduster pressure oscillation is larger, aluminum oxide dust deashing is uncontrolled, can stop up flow process, thereby next flow process is had a negative impact.
Summary of the invention
The present invention is intended at least one of solve the problems of the technologies described above.
For this reason, one object of the present invention is to propose a kind of balance-type dust remover blowing control method, the method can make deduster internal gas flow distributed uniform, improve the purification efficiency of flue gas, in addition, the method can make purification process steady, and can keep storehouse material level even running, further, the method can realize dust remover blowing and regulates by requirement of actual working condition.
Second object of the present invention is to propose a kind of balance-type dust remover blowing control method.
To achieve these goals, the embodiment of first aspect present invention has proposed a kind of balance-type dust remover blowing control method, wherein, described deduster comprises multiple chambers, each chamber comprises multiple pulse valves, said method comprising the steps of: A: the winding-up cycle of setting the injection tube of described deduster; B: when each winding-up cycle, select predetermined pulse valve to jet to chamber between described multiple pulse valves place from multiple pulse valves according to predetermined pulse valve selecting sequence; C: after described multiple pulse valves are all opened once according to described predetermined pulse valve selecting sequence, complete the winding-up to chamber between described; D: select other between chamber, and repeat described steps A to C, until chamber all completes winding-up between all.
According to the balance-type dust remover blowing control method of the embodiment of the present invention, by setting the winding-up cycle of deduster, and when each cycle, according to predetermined pulse valve selecting sequence, from multiple pulse valves, select predetermined pulse valve to jet to chamber between multiple pulse valves place, after having jetted in this chamber, further jetted in other chambers successively in this manner, until complete the winding-up of all chambers.Therefore, the method can make deduster internal gas flow distributed uniform, improves the purification efficiency of flue gas, has improved the efficiency of dust collection of deduster.In addition, the method can make purification process steady, and can keep storehouse material level even running, and further, the method can realize dust remover blowing and regulate by requirement of actual working condition.
In addition, balance-type dust remover blowing control method according to the above embodiment of the present invention can also have following additional technical characterictic:
In some instances, after described step D, also comprise: set timer and start timing, after Preset Time, again performing step A to D.
In some instances, described predetermined pulse valve selecting sequence comprises: at one time, between one, chamber is selected simultaneously and opens 3 pulse valves, and 6, interval pulse valve mutually between described three pulse valves.
In some instances, described deduster is pocket type pulsed dust collector.
The embodiment of second aspect present invention has also proposed a kind of balance-type dedusting winding-up control method, described deduster comprises multiple chambers, each chamber comprises multiple pulse valves, said method comprising the steps of: A: the winding-up cycle of setting the injection tube of described deduster; B: when each winding-up cycle, select respectively predetermined pulse valve to described multiple eachly jet simultaneously from multiple pulse valves of each chamber according to predetermined pulse valve selecting sequence; C: after described multiple pulse valves of described each chamber are all opened once according to described predetermined pulse valve selecting sequence, complete the winding-up to described multiple chambers.
According to the balance-type dust remover blowing control method of the embodiment of the present invention, by setting the winding-up cycle of deduster, and when each cycle, according to predetermined pulse valve selecting sequence, from multiple pulse valves of each chamber, select respectively predetermined pulse valve to jet to chamber between each arteries and veins simultaneously, and after multiple pulse valves of each chamber are all opened once according to predetermined pulse valve selecting sequence, complete the winding-up to multiple chambers of deduster.Therefore, the method can make deduster internal gas flow distributed uniform, improves the purification efficiency of flue gas, has improved the efficiency of dust collection of deduster.In addition, the method can make purification process steady, and can keep storehouse material level even running, and further, the method can realize dust remover blowing and regulate by requirement of actual working condition.
In addition, balance-type dust remover blowing control method according to the above embodiment of the present invention can also have following additional technical characterictic:
In some instances, after described step C, also comprise: set timer and start timing, after Preset Time, again performing step A to C.
In some instances, described predetermined pulse valve selecting sequence comprises: at one time, between one, chamber is selected simultaneously and opens 3 pulse valves, and 6, interval pulse valve mutually between described three pulse valves.
In some instances, described deduster is pocket type pulsed dust collector.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the flow chart of balance-type dust remover blowing control method according to an embodiment of the invention;
Fig. 2 is the flow chart of balance-type dust remover blowing control method in accordance with another embodiment of the present invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
Below in conjunction with accompanying drawing, describe according to the balance-type dust remover blowing control method of the embodiment of the present invention.
Fig. 1 is the flow chart of balance-type dust remover blowing control method according to an embodiment of the invention.As shown in Figure 1, balance-type dust remover blowing control method according to an embodiment of the invention, wherein, deduster comprises multiple chambers, and its each chamber comprises multiple pulse valves, and the method comprises the following steps:
Step S101, the winding-up cycle of the injection tube of setting deduster.Particularly, the winding-up cycle is the winding-up interval of injection tube, and in concrete application, the winding-up cycle is adjustable, and it is set according to actual condition.In one embodiment of the invention, this deduster is for example pocket type pulsed dust collector.
Step S102 when each winding-up cycle, selects predetermined pulse valve to jet to chamber between multiple pulse valves place according to predetermined pulse valve selecting sequence from multiple pulse valves.Wherein, in one embodiment of the invention, this predetermined pulse valve selecting sequence is for example: at one time, between one, 3 pulse valves are selected simultaneously and opened in chamber, and 6 of spaces pulse valve between these 3 pulse valves.
Step S103, after multiple pulse valves are all opened once according to predetermined pulse valve selecting sequence, completes the winding-up to this chamber.
Comprehensive above-mentioned steps S102 and step S103, as an example particularly, in other words, for example this deduster is divided into A, two groups of B, and each group includes chamber between 8, when each winding-up cycle, according to above-mentioned predetermined pulse valve selecting sequence, from multiple pulse valves of first chamber of A group of deduster, select and open the first pulse valve, the 7th pulse valve and the 13 pulse valve, being jetted in this chamber, after waiting to jet, again select and open the second pulse valve of first chamber, the 8th pulse valve and the 14 pulse valve, being jetted in first chamber, after waiting to jet, select again and open the 3rd pulse valve of first chamber, the 9th pulse valve and the 15 pulse valve, being jetted in first chamber, so repeatedly carry out, until after all pulse valves of first chamber all opened once, complete the winding-up to first chamber.
Step S104, select other between chamber, and repeat above-mentioned steps S101 to S103, until chamber all completes winding-up between all.Particularly, for example, above-mentioned complete the winding-up of first chamber after, select other in deduster A group between chamber (as second chamber), and according to above-mentioned steps S101 the mode to step S103, complete the winding-up to this chamber (as second chamber), after has jetted this chamber (second chamber), select again chamber between the next one (as the 3rd chamber), complete the winding-up to the 3rd chamber, so repeatedly carry out, until all chambers of deduster A group all complete after winding-up, carry out according to the method described above the winding-up to all chambers of deduster B group, after having jetted in all chambers of B group, judged the winding-up to all chambers of this deduster.
Further, after above-mentioned steps S104, also comprise: set a timer and start timing, when after Preset Time, again carrying out above-mentioned steps S101 to step S104, with all the chambers to deduster, again jetting.In other words, in all chambers of deduster, all completed after winding-up, after Preset Time, the method to step S104 according to step S101 again, jets again to all chambers of this deduster.Wherein, above-mentioned Preset Time is adjustable, and it is set according to actual condition, and this Preset Time is generally longer.
According to the balance-type dust remover blowing control method of the embodiment of the present invention, by setting the winding-up cycle of deduster, and when each cycle, according to predetermined pulse valve selecting sequence, from multiple pulse valves, select predetermined pulse valve to jet to chamber between multiple pulse valves place, after having jetted in this chamber, further jetted in other chambers successively in this manner, until complete the winding-up of all chambers.Therefore, the method can make deduster internal gas flow distributed uniform, improves the purification efficiency of flue gas, has improved the efficiency of dust collection of deduster.In addition, the method can make purification process steady, and can keep storehouse material level even running, and further, the method can realize dust remover blowing and regulate by requirement of actual working condition.
Further embodiment of the present invention has also proposed a kind of balance-type dust remover blowing control method.
Fig. 2 is the flow chart of balance-type dust remover blowing control method in accordance with another embodiment of the present invention.As shown in Figure 2, balance-type dust remover blowing control method in accordance with another embodiment of the present invention, wherein, deduster comprises multiple chambers, and its each chamber comprises multiple pulse valves, and the method comprises the following steps:
Step S201, the winding-up cycle of the injection tube of setting deduster.Particularly, the winding-up cycle is the winding-up interval of injection tube, and in concrete application, the winding-up cycle is adjustable, and it is set according to actual condition.In one embodiment of the invention, this deduster is for example pocket type pulsed dust collector.
Step S202 when each winding-up cycle, selects predetermined pulse valve to jet to each chamber respectively according to predetermined pulse valve selecting sequence from multiple pulse valves of each chamber simultaneously.Wherein, in one embodiment of the invention, this predetermined pulse valve selecting sequence is for example: at one time, between one, 3 pulse valves are selected simultaneously and opened in chamber, and 6 of spaces pulse valve between these 3 pulse valves.
Step S203, after multiple pulse valves of each chamber are all opened once according to predetermined pulse valve selecting sequence, completes the winding-up to multiple chambers.
Comprehensive above-mentioned steps S202 and step S203, as a concrete example, in other words, for example this deduster is divided into A, two groups of B, and each group includes chamber between 8, when each winding-up cycle, multiple pulse valves of first to the 8th chamber organizing from deduster A respectively according to above-mentioned predetermined pulse valve selecting sequence, select and open the first pulse valve, the 7th pulse valve and the 13 pulse valve, being jetted in first to the 8th chamber, after waiting to jet, again select and open the second pulse valve of first to the 8th chamber, the 8th pulse valve and the 14 pulse valve, being jetted in first to the 8th chamber, after waiting to jet, select again and open the 3rd pulse valve of first to the 8th chamber, the 9th pulse valve and the 15 pulse valve, being jetted in first to the 8th chamber, so repeatedly carry out, until after all pulse valves of first to the 8th chamber all opened once, complete the winding-up to first to the 8th chamber, until A group all between chamber all complete after winding-up, according to identical mode, synchronously jet in first to the 8th chamber to B group, when B group all between chamber (first to the 8th chamber) all complete after winding-up, all chambers judging this deduster have all completed winding-up.
Further, after above-mentioned steps S203, also comprise: set a timer and start timing, when after Preset Time, again carrying out above-mentioned steps S201 to step S203, with all the chambers to deduster, again jetting.In other words, in all chambers of deduster, all completed after winding-up, after Preset Time, the method to step S203 according to step S201 again, jets again to all chambers of this deduster.Wherein, above-mentioned Preset Time is adjustable, and it is set according to actual condition, and this Preset Time is generally longer.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
According to the balance-type dust remover blowing control method of the embodiment of the present invention, by setting the winding-up cycle of deduster, and when each cycle, according to predetermined pulse valve selecting sequence, from multiple pulse valves of each chamber, select respectively predetermined pulse valve to jet to chamber between each arteries and veins, and after multiple pulse valves of each chamber are all opened once according to predetermined pulse valve selecting sequence, complete the winding-up to multiple chambers of deduster.Therefore, the method can make deduster internal gas flow distributed uniform, improves the purification efficiency of flue gas, has improved the efficiency of dust collection of deduster.In addition, the method can make purification process steady, and can keep storehouse material level even running, and further, the method can realize dust remover blowing and regulate by requirement of actual working condition.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is by claim and be equal to and limit.
Claims (8)
1. a balance-type dust remover blowing control method, is characterized in that, described deduster comprises multiple chambers, and each chamber comprises multiple pulse valves, said method comprising the steps of:
A: the winding-up cycle of setting the injection tube of described deduster;
B: when each winding-up cycle, select predetermined pulse valve to jet to chamber between described multiple pulse valves place from multiple pulse valves according to predetermined pulse valve selecting sequence;
C: after described multiple pulse valves are all opened once according to described predetermined pulse valve selecting sequence, complete the winding-up to chamber between described;
D: select other between chamber, and repeat described steps A to C, until chamber all completes winding-up between all.
2. balance-type dust remover blowing control method according to claim 1, is characterized in that, after described step D, also comprises:
Set timer and start timing, after Preset Time, again performing step A to D.
3. balance-type dust remover blowing control method according to claim 1, is characterized in that, described predetermined pulse valve selecting sequence comprises:
At one time, between one, chamber is selected simultaneously and opens 3 pulse valves, and 6, interval pulse valve mutually between described three pulse valves.
4. the winding-up control method of balance-type deduster according to claim 1, is characterized in that, described deduster is pocket type pulsed dust collector.
5. a balance-type dust remover blowing control method, is characterized in that, described deduster comprises multiple chambers, and each chamber comprises multiple pulse valves, said method comprising the steps of:
A: the winding-up cycle of setting the injection tube of described deduster;
B: when each winding-up cycle, select respectively predetermined pulse valve simultaneously to jet to described each chamber from multiple pulse valves of each chamber according to predetermined pulse valve selecting sequence;
C: after described multiple pulse valves of described each chamber are all opened once according to described predetermined pulse valve selecting sequence, complete the winding-up to described multiple chambers.
6. balance-type dust remover blowing control method according to claim 5, is characterized in that, after described step C, also comprises:
Set timer and start timing, after Preset Time, again performing step A to C.
7. balance-type dust remover blowing control method according to claim 5, is characterized in that, described predetermined pulse valve selecting sequence comprises:
At one time, between one, chamber is selected simultaneously and opens 3 pulse valves, and 6, interval pulse valve mutually between described three pulse valves.
8. the winding-up control method of balance-type deduster according to claim 5, is characterized in that, described deduster is pocket type pulsed dust collector.
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| CN201310749755.7A CN103752099A (en) | 2013-12-31 | 2013-12-31 | Method for controlling blowing of balance type dust remover |
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| CN201310749755.7A CN103752099A (en) | 2013-12-31 | 2013-12-31 | Method for controlling blowing of balance type dust remover |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107596815A (en) * | 2017-11-01 | 2018-01-19 | 福建龙净脱硫脱硝工程有限公司 | The acquisition methods and system in a kind of injection cycle of sack cleaner |
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Effective date of registration: 20140813 Address after: 654308 Yunnan Province Honghe Hani and Yi Honghe Jianshui County Sheep Street Ling'an Town Industrial Park Applicant after: Yunnan Yunlyu Runxin Aluminum Co., Ltd. Applicant after: Yunnan Province's aluminium electroloysis energy-saving and emission-reduction Engineering Technical Research Centre Address before: Honghe Hani and Yi Autonomous Prefecture of Yunnan Honghe Jianshui County Industrial Park Applicant before: Yunnan Yunlyu Runxin Aluminum Co., Ltd. |
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Inventor after: Zhao Ruimin Inventor after: Xu Guangping Inventor after: Huang Xianwei Inventor after: Shen Yuhao Inventor after: Che Lizhi Inventor after: Xiong Ziyong Inventor after: Wang Hong Inventor after: Cun Yongzhu Inventor after: Jin Yanbo Inventor after: Yang Guorong Inventor after: Wang Jianping Inventor after: Zhou Zhixiong Inventor before: Yang Yewei Inventor before: Huang Xianwei Inventor before: Shen Yuhao Inventor before: Xiong Ziyong Inventor before: Wang Hong Inventor before: Cun Yongzhu Inventor before: Jin Yanbo Inventor before: Yang Guorong Inventor before: Wang Jianping Inventor before: Zhou Zhixiong Inventor before: Xu Guangping |
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Free format text: CORRECT: INVENTOR; FROM: YANG YEWEI XIONG ZIYONG WANG HONG CUN YONGZHU JIN YANBO YANG GUORONG WANG JIANPING ZHOU ZHIXIONG XU GUANGPING HUANG XIANWEI SHEN YUHAO TO: ZHAO RUIMIN CHE LIZHI XIONG ZIYONG WANG HONG CUN YONGZHU JIN YANBO YANG GUORONG WANG JIANPING ZHOU ZHIXIONG XU GUANGPING HUANG XIANWEI SHEN YUHAO |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140430 |