CN104006403A - Gas diluting device and gas diluting method - Google Patents
Gas diluting device and gas diluting method Download PDFInfo
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- CN104006403A CN104006403A CN201410235626.0A CN201410235626A CN104006403A CN 104006403 A CN104006403 A CN 104006403A CN 201410235626 A CN201410235626 A CN 201410235626A CN 104006403 A CN104006403 A CN 104006403A
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Abstract
The invention relates to a method and a device for performing quick and even large-ratio dilution on a single-component or multi-component gas according to a certain concentration in a large-space stable gas flow field. The device comprises a stable gas flow field and jet devices, wherein a stable flow field gas A exists in the stable gas flow field; a plurality of jet devices are provided and used for jetting a gas B to the stable flow field gas A. The method and the device for efficiently diluting gases have the advantages that the problem of quick and even large-ratio dilution of gases in a large space that the existing gas diluting technology is incapable of realizing is solved, the dilution ratio can be adjusted by adjusting the flow rate of the gas B, the gas B is thoroughly and evenly mixed with the gas A after being movably jetted and diffused under guidance, and a plurality of groups of jet devices are combined together so that the dilution ratio of the gas B has excellent consistence in the large space range.
Description
Technical field
The present invention relates to a kind of gas dilution devices and methods therefor, be specifically related to a kind of system of under large space steady flow condition, one-component or multicomponent gas being carried out to even rapid mixing dilution by finite concentration.
Background technology
Spraying into hydrogeneous gaseous fuel on the anterior bed of material of sintering machine surface, can improve sintering deposit quality, reduce the use amount of coke powder or coal dust, is the energy-conserving and environment-protective technology of a sintering.But, on the larger sintering machine of area, evenly spray into gaseous fuel and air rapid mixing, just exist the technology of efficient gas dilution within the scope of larger space.This technology not only will realize that dilution coal gas total amount is large, and dilution quality requirement is high, also will ensure that gaseous fuel fast and safely strides across explosive concentration range and prevents the coal gas potential safety hazard that may cause that leaks in mixed process simultaneously.
But existing gas dilution method and apparatus adopts multiple-way duct to mix and realize in pipeline according to required flow more, the method is accurate but dilution total amount is limited, if large ratio dilution, power consumption is large, and it is large to take up room, the local concentration that separately easily causes dilution point to stop up to cause changes the potential safety hazard of bringing.
Summary of the invention
The object of the present invention is to provide a kind of method and apparatus that one-component or multicomponent gas is carried out the large ratio dilution of Quick uniform in the stabilizing gas flow field of large space by finite concentration, realize in the spray of sintering machine bed of material surface uniform and add gaseous fuel technology, improve sintering deposit quality, reduce sintering deposit solid burnup.Concrete technical scheme is as follows:
A kind of gas dilution device, comprises stabilizing gas flow field and injection apparatus, wherein,
In described stabilizing gas flow field, there is steady flow condition gas A,
Described injection apparatus is multiple, for spraying into gas B to steady flow condition gas A.
Further, described many group injection apparatus are equidistantly uniformly distributed according to certain rules in stabilizing gas flow field.
Further, also comprise flow regulator and pipeline, gas B is by flow regulator, pipeline and organize injection apparatus more and spray into stabilizing gas flow field.
Further, described injection apparatus comprises central tube, 1～10 arm, spray mouth and water conservancy diversion disperser, described 1～10 arm is arranged on around central tube, and a described sprinkling mouthful correspondence is arranged on a tube end, the corresponding mouth that sprays of described water conservancy diversion disperser is apart from certain distance setting, and for to spray mouthful ejection gas carry out water conservancy diversion and diffusion, arm and corresponding sprinkling opening's edge curve or straight path shuttling movement, and water conservancy diversion disperser with spray mouth between relative position remain unchanged.
Further, described stabilizing gas flow field is sintering machine bed of material top, and/or organize more injection apparatus be square net point arrange, and/or water conservancy diversion disperser for fall " V " font.
The gas dilution method of said apparatus, comprises the steps:
(1) in steady flow condition gas A, injection apparatus is set;
(2) injection apparatus sprays into gas B in steady flow condition gas A;
(3) movable spray device jet time;
(4) obtain uniform mixing gas mixture.
Further, described injection apparatus is many groups, and it moves incessantly in jet process.
Further, described steady flow condition gas A is the stabilizing gas A flow field in the space of an axial surrounding isolation.
Further, it carries out even rapid mixing dilution to one-component or multicomponent gas by finite concentration under large space steady flow condition.
Further, described in step (3), move and move along straight line for injection apparatus, move along curve, and/or self rotates.
Efficient gas dilution process provided by the invention and device, solve the interior large ratio diluent gas of the Quick uniform problem of large space that existing gas dilution technology cannot realize, can regulate dilution ratio by the flow of adjustments of gas B, gas B fully mixes fast with gas A after movable spray and water conservancy diversion diffusion, organizes after injection apparatus combines more and makes the dilution ratio of gas B within the scope of large space, have good uniformity.
Application the invention process sinter bed blowing gas fuel technology, can guarantee the large ratio Quick uniform of gaseous fuel and air mixed diluting, the fluctuation of concentration amplitude of gaseous fuel is controlled to a less scope, for improving sintering deposit yield rate, further reduce solid burnup guardian technique be provided, estimate that ton burns to reduce costs 2 yuan.
Brief description of the drawings
Fig. 1 is the device embodiment gas A steady flow condition schematic diagram of the method for the invention;
Fig. 2 is that the device embodiment of the method for the invention organizes injection apparatus 1 more and arranges schematic diagram;
Fig. 3 is device embodiment injection apparatus 1 structural representation of the method for the invention.
Detailed description of the invention
Describe the present invention with reference to the accompanying drawings below, it is a kind of preferred embodiment in numerous embodiments of the present invention.
Efficient gas dilution process of the present invention is suitable for mixed diluting gas B in the stabilizing gas A flow field of the axial surrounding insulating space larger at.Gas B by flow regulator, pipeline, organize injection apparatus 1 more and spray in gas A flow field.The specific embodiment providing in Fig. 1 is on sintering machine bed of material top, and in the large space of a square-section, air (being gas A) from up to down flows, and is steady flow condition.
Many group injection apparatus 1 of the present invention are equidistantly uniformly distributed according to certain rules in gas A flow field.In Fig. 2, provided a specific embodiment, its many group injection apparatus 1 are square net point and arrange there is good uniformity with the dilution ratio of guaranteeing gaseous fuel in large space (being gas B).
Along with the sprinkling mouth 4 of injection apparatus 1 is pressed curve or straight path shuttling movement, the gas B spraying also in the steady flow condition of gas A by curve or straight path shuttling movement.In addition, after gas B is ejected, by 5 combings of Special guide disperser.After above two measures, gas B and gas A rapid mixing are also diluted.In Fig. 3, provided a specific embodiment, injection apparatus 1 sprays mouthful 4,3 Special guide dispersers 5 by 2,3 arms 3 of central tube and 3 corresponding rotations and forms.Gas B sprays through 2,3 of central tubes rotation arms 3 and corresponding sprinkling mouth 4 by pipeline, then after " V " font Special guide disperser 5 combings with gas A rapid mixing.
The device of the method for the invention regulates dilution ratio by the flow of adjustments of gas B.
A kind of method that efficient gas dilution is also provided sprays into gas B in steady flow condition gas A, by moving incessantly the fast large ratio diluent gas B of many group injection apparatus 1, finally obtains a kind of uniform mixing gas mixture of specific components.In the space of gas A in a larger axial surrounding isolation, and be rendered as steady flow condition.Gas B is by flow regulator, pipeline and organize injection apparatus 1 more and spray in gas A flow field.Described many group injection apparatus 1 are equidistantly uniformly distributed according to certain rules in gas A flow field.Every group of injection apparatus 1 all comprises 2,1～10 arm 3 of central tube and corresponding sprinkling mouth 4 and Special guide disperser 5.Described arm 3 and corresponding sprinkling mouth 4 are along curve or straight path shuttling movement.Described Special guide disperser 5 and the relative position spraying between mouth 4 remain unchanged.
By reference to the accompanying drawings the present invention is exemplarily described above; obviously specific implementation of the present invention is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present invention and technical scheme to carry out; or directly apply to other occasion without improvement, all within protection scope of the present invention.
Claims (10)
1. a gas dilution device, is characterized in that, comprises stabilizing gas flow field and injection apparatus, wherein,
In described stabilizing gas flow field, there is steady flow condition gas A,
Described injection apparatus is multiple, for spraying into gas B to steady flow condition gas A.
2. gas dilution device as claimed in claim 1, is characterized in that, described many group injection apparatus are equidistantly uniformly distributed according to certain rules in stabilizing gas flow field.
3. gas dilution device as claimed in claim 1 or 2, is characterized in that, also comprises flow regulator and pipeline, and gas B is by flow regulator, pipeline and organize injection apparatus more and spray into stabilizing gas flow field.
4. the gas dilution device as described in any one in claim 1-3, it is characterized in that, described injection apparatus comprises central tube, 1～10 arm, spray mouth and water conservancy diversion disperser, described 1～10 arm is arranged on around central tube, a described sprinkling mouthful correspondence is arranged on a tube end, the corresponding mouth that sprays of described water conservancy diversion disperser is apart from certain distance setting, and for carrying out water conservancy diversion and diffusion to spraying mouthful ejection gas, arm and corresponding sprinkling opening's edge curve or straight path shuttling movement, and water conservancy diversion disperser and the relative position spraying between mouth remain unchanged.
5. gas dilution device as claimed in claim 4, is characterized in that, described stabilizing gas flow field is sintering machine bed of material top, and/or organize more injection apparatus be square net point arrange, and/or water conservancy diversion disperser for fall " V " font.
6. a gas dilution method of installing described in claim 1-5, is characterized in that, comprises the steps:
(1) in steady flow condition gas A, injection apparatus is set;
(2) injection apparatus sprays into gas B in steady flow condition gas A;
(3) movable spray device jet time;
(4) obtain uniform mixing gas mixture.
7. gas dilution method as claimed in claim 6, is characterized in that, described injection apparatus is many groups, and it moves incessantly in jet process.
8. the gas dilution method as described in claim 6 or 7, is characterized in that, described steady flow condition gas A is the stabilizing gas A flow field in the space of an axial surrounding isolation.
9. the gas dilution method as described in any one in claim 6-8, is characterized in that, it carries out even rapid mixing dilution to one-component or multicomponent gas by finite concentration under large space steady flow condition.
10. the gas dilution method as described in any one in claim 6-9, is characterized in that, described in step (3), moves and moves along straight line for injection apparatus, move, and/or self rotates along curve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410235626.0A CN104006403B (en) | 2014-05-29 | 2014-05-29 | A kind of gas dilution devices and methods therefor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410235626.0A CN104006403B (en) | 2014-05-29 | 2014-05-29 | A kind of gas dilution devices and methods therefor |
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| Publication Number | Publication Date |
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| CN104006403A true CN104006403A (en) | 2014-08-27 |
| CN104006403B CN104006403B (en) | 2016-08-17 |
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| CN201410235626.0A Active CN104006403B (en) | 2014-05-29 | 2014-05-29 | A kind of gas dilution devices and methods therefor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108120293A (en) * | 2017-06-16 | 2018-06-05 | 中冶长天国际工程有限责任公司 | A kind of adjustable assisted sintering blowing device of gas concentration and its control method |
| CN109141054A (en) * | 2018-09-26 | 2019-01-04 | 马鞍山钢铁股份有限公司 | A kind of rotatable fuel gas ejecting device |
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| JP2001330373A (en) * | 2000-05-19 | 2001-11-30 | Kawasaki Steel Corp | Cooler for sintered ore |
| CN2708125Y (en) * | 2004-04-22 | 2005-07-06 | 长沙欣业天宸炉窑工程有限公司 | Low-heat value gas thermal storage type sintering machine ignition furnace |
| CN1776337A (en) * | 2005-12-02 | 2006-05-24 | 河南豫光金铅股份有限公司 | Calcining method for belt sintering machine |
| CN102131941A (en) * | 2008-08-21 | 2011-07-20 | 杰富意钢铁株式会社 | Process for producing sintered ore and sintering machine |
| CN203454773U (en) * | 2013-07-02 | 2014-02-26 | 宝钢集团新疆八一钢铁有限公司 | Pneumatic material distributor for mixture of sintering machine |
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2014
- 2014-05-29 CN CN201410235626.0A patent/CN104006403B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001330373A (en) * | 2000-05-19 | 2001-11-30 | Kawasaki Steel Corp | Cooler for sintered ore |
| CN2708125Y (en) * | 2004-04-22 | 2005-07-06 | 长沙欣业天宸炉窑工程有限公司 | Low-heat value gas thermal storage type sintering machine ignition furnace |
| CN1776337A (en) * | 2005-12-02 | 2006-05-24 | 河南豫光金铅股份有限公司 | Calcining method for belt sintering machine |
| CN102131941A (en) * | 2008-08-21 | 2011-07-20 | 杰富意钢铁株式会社 | Process for producing sintered ore and sintering machine |
| CN203454773U (en) * | 2013-07-02 | 2014-02-26 | 宝钢集团新疆八一钢铁有限公司 | Pneumatic material distributor for mixture of sintering machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108120293A (en) * | 2017-06-16 | 2018-06-05 | 中冶长天国际工程有限责任公司 | A kind of adjustable assisted sintering blowing device of gas concentration and its control method |
| CN108120293B (en) * | 2017-06-16 | 2023-07-25 | 中冶长天国际工程有限责任公司 | Auxiliary sintering blowing device with adjustable gas concentration and control method thereof |
| CN109141054A (en) * | 2018-09-26 | 2019-01-04 | 马鞍山钢铁股份有限公司 | A kind of rotatable fuel gas ejecting device |
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| Publication number | Publication date |
|---|---|
| CN104006403B (en) | 2016-08-17 |
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