JPS6279835A - Powder supplying device - Google Patents
Powder supplying deviceInfo
- Publication number
- JPS6279835A JPS6279835A JP60218090A JP21809085A JPS6279835A JP S6279835 A JPS6279835 A JP S6279835A JP 60218090 A JP60218090 A JP 60218090A JP 21809085 A JP21809085 A JP 21809085A JP S6279835 A JPS6279835 A JP S6279835A
- Authority
- JP
- Japan
- Prior art keywords
- flow
- gases
- powder
- powders
- guide vanes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
- B01F25/3131—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F2025/91—Direction of flow or arrangement of feed and discharge openings
- B01F2025/918—Counter current flow, i.e. flows moving in opposite direction and colliding
Abstract
Description
【発明の詳細な説明】
(産業上の利用分野)
本発明は排ガス中に反応性粉体を噴射して排ガス中の有
害ガスを除去する乾式ガス処理に適用されるようなガス
中に粉体を均一に噴射分散させる粉体供給装置に関する
。Detailed Description of the Invention (Industrial Application Field) The present invention is applicable to dry gas treatment in which reactive powder is injected into exhaust gas to remove harmful gases from the exhaust gas. This invention relates to a powder supply device that uniformly sprays and disperses powder.
(従来の技術)
従来、ガス中に粉体を噴射する装置としては、第2図に
示すような装置が使用されていた。すなわち、ガス流れ
偽のダクト1内で粉体供給装置2から供給される粉体は
、ガス流れ偽と並流するようeζ噴射ノズル3から噴射
されていた。(Prior Art) Conventionally, a device as shown in FIG. 2 has been used as a device for injecting powder into gas. That is, the powder supplied from the powder supply device 2 in the duct 1 with a false gas flow was injected from the eζ injection nozzle 3 so as to flow in parallel with the false gas flow.
しかしながら、第2図に示すような従来装置は、(t)
1つの粉体供給設備から多量の粉体を噴射するので、
噴射時の固体/気体比が大きく、ガス中への粉体の分散
性が悪< % (2)ガス流れに対して並流に噴射する
ので、相対速度が大きくとれず、また粉体がガス流れに
乗りやすいので、粉体の分散性が悪い、という欠点があ
った。However, the conventional device as shown in FIG.
Since a large amount of powder is injected from one powder supply equipment,
The solid/gas ratio at the time of injection is large, and the dispersibility of the powder in the gas is poor. It has the disadvantage of poor dispersibility of the powder because it easily goes with the flow.
(発明が解決しようとする問題点)
本発明は、上記従来装置の欠点を解消した粉体供給装置
を提供することを目的とする。(Problems to be Solved by the Invention) An object of the present invention is to provide a powder supply device that eliminates the drawbacks of the conventional devices described above.
(問題点を解決するための手段)
本発明は、ガス流れに対して向流むきに設置した粉体供
給ノズル、該ノズルの後光に設置された円錐又は角錐の
底面を共有して上下に重なった形状のガイド、及び該ガ
イドの後光に設置されたガス流れに対向する前面が前記
ガイドの稜線に平行に絞られ後面が拡がる形状のガイド
ベーンよりなる粉体噴射部をガス流路に複数個設けてな
ることを特徴とする粉体供給装置に関する。(Means for Solving the Problems) The present invention provides a powder supply nozzle installed in a countercurrent direction to a gas flow, and a cone or pyramid installed in the backlight of the nozzle that shares the bottom surface of the powder supply nozzle and the powder supply nozzle. A powder injection section consisting of overlapping guides and a guide vane installed at the backlight of the guides and having a shape in which the front surface facing the gas flow is constricted parallel to the ridgeline of the guide and the rear surface is widened is provided in the gas flow path. The present invention relates to a powder supply device characterized in that a plurality of powder supply devices are provided.
すなわち、本発明は、従来装置の欠点を、つぎのように
解決した。That is, the present invention solves the drawbacks of the conventional device as follows.
(1)従来法と同量の粉体を噴射するとき、粉体噴射部
を2個以上設けて、各噴射ノズルから噴射する粉体の固
体/気体化を小さくとり、ガス中への粉体の分散性を高
めた。(1) When injecting the same amount of powder as in the conventional method, two or more powder injection sections are provided to minimize the solidification/gasification of the powder injected from each injection nozzle, and to reduce the amount of powder into the gas. improved dispersibility.
(2ン ガス流れに対して向流に噴射することによっ
て、相対速度を大きくとシ、ガスと粉体との混合を促進
し、粉体の分散性を高めた。(2) By injecting countercurrently to the gas flow, the relative velocity was increased, promoting the mixing of the gas and the powder, and improving the dispersibility of the powder.
(3)噴射ノズルの後方に円錐もしくは角錐の底面を共
有して上下に重なったガイドと特定形状のガイドベーン
を設け、ガスと粉体との混合を促進し、分散性を高めた
。(3) At the rear of the injection nozzle, a guide that overlaps one above the other and a guide vane of a specific shape, sharing the bottom surface of a cone or pyramid, is installed to promote mixing of gas and powder and improve dispersibility.
以下に、本発明装置の一実施態様を8g1図に基づき説
明する。第1図(alは本発明装置の全体図、第1図(
1)lはその一つの粉体供給部の詳細図である。Below, one embodiment of the device of the present invention will be described based on Fig. 8g1. Figure 1 (al is an overall view of the device of the present invention, Figure 1 (
1) I is a detailed diagram of one of the powder supply sections.
第1図(a)において、1はダクト、2 、21.21
1は粉体供給設備、3.3/、 311は噴射ノズ・ル
、4 、4Z 411はガイド、5.ダ、5″はガイド
ベーン、GIはガス流であシ、A、A:Allが粉体供
給部である。In Fig. 1(a), 1 is a duct, 2, 21.21
1 is powder supply equipment, 3.3/, 311 is an injection nozzle, 4, 4Z 411 is a guide, 5. 5'' is a guide vane, GI is a gas flow, and A, A: All is a powder supply section.
第1図(′b)において、6は円錐又は角錐の底面を共
有して上下に重なった形状のガイド4の稜線を示す。7
はガイド4の稜線6と平行なガイドベーン□5の絞9部
、8はガイドベーン5の拡がり部である。In FIG. 1('b), reference numeral 6 indicates the ridgeline of the guide 4, which has a conical or pyramidal shape that shares the bottom surface and overlaps one above the other. 7
8 is a constriction portion 9 of the guide vane □5 that is parallel to the ridgeline 6 of the guide 4, and 8 is a widening portion of the guide vane 5.
第1図に示したように、本発明では、粉体噴射部A、A
?A”を複数個設け、且つ粉体の噴射ノズ3 、 As
511は、ガス流れ偽に対して向流むきに設けられて
おり、更に、噴射ノズル3.31.3#の後方には、上
述した特定形状のガイド4 、41.4/lと絞りガイ
ドベーン5,5/、5#が設けられている。粉体供給設
備2.27: 211から供給される粉体は、噴射ノズ
ルs 、 sl、 sllからガス流れG、に対して内
苑的に噴射され、ガスと激しく混合しながら粉体はガス
中へ分散する一方、後流へ流れてゆき、上記特定形状の
ガイド4.4Z 411と、ガイドベーン5.5?5”
の部分でガスと粉体との混合が促進されていく。As shown in FIG. 1, in the present invention, powder injection parts A, A
? A" is provided, and a powder injection nozzle 3, As
511 is provided in a countercurrent direction with respect to the false gas flow, and furthermore, at the rear of the injection nozzle 3.31.3#, there are the guides 4 and 41.4/l of the above-mentioned specific shape and the aperture guide vane. 5, 5/, and 5# are provided. Powder supply equipment 2.27: The powder supplied from 211 is injected into the gas flow G from the injection nozzles s, sl, sll, and the powder is mixed vigorously with the gas. The guide 4.4Z411 with the above specific shape and the guide vane 5.5?5"
The mixing of the gas and powder is promoted in this part.
なお、ガイドベーンs 、 sl; sllの絞り角度
θ6、拡がり角度θ、は任意に設定できるが、好ましく
はθ8.θ、は50〜qrf’である。さらに、ガイド
4゜41、411とガイドベーン5.ダ、5″の間隔は
、処理ガス量によって変るが、その部分を通過する風速
で表わすと、1 n 〜70 g/sec、、好ましく
は20〜5 [1m、7880である。Note that the aperture angle θ6 and expansion angle θ of the guide vanes s, sl; sll can be set arbitrarily, but preferably θ8. θ is 50 to qrf'. Furthermore, guides 4°41, 411 and guide vanes 5. The interval between 1 and 5 inches changes depending on the amount of gas to be processed, but expressed as the wind speed passing through that part, it is 1 to 70 g/sec, preferably 20 to 5 [1 m, 7880].
次に、本発明装置を下記の場合に適用した結果を示す。Next, the results of applying the device of the present invention to the following cases will be shown.
(1)燃焼排ガス中のイオウ酸化物を除去するために、
第1図に示した装置で、生石灰粉末と排ガス中に噴射し
、好結果を得た。(1) To remove sulfur oxides from combustion exhaust gas,
The apparatus shown in FIG. 1 was used to inject quicklime powder into exhaust gas, and good results were obtained.
(2) 燃焼排ガス中のイオウ酸化物を除去するため
に、第1図に示した装置で、炭酸カルシウム粉末を排ガ
ス中に噴射し、好結果を得、た。(2) In order to remove sulfur oxides from combustion exhaust gas, calcium carbonate powder was injected into the exhaust gas using the apparatus shown in FIG. 1, and good results were obtained.
(3) 都市ごみ焼却炉排ガス中の塩化水素ガスを除
去するために、第1図に示した装置で、消石灰粉末を排
ガス中に噴射し、好結果を得た。(3) In order to remove hydrogen chloride gas from the exhaust gas of a municipal waste incinerator, slaked lime powder was injected into the exhaust gas using the device shown in Figure 1, and good results were obtained.
(4)排ガス中のガス状水銀を除去するために、第1図
に示した本発明方法で硫化亜鉛を排ガス中に噴射し、所
期の効果を得た。(4) In order to remove gaseous mercury from the exhaust gas, zinc sulfide was injected into the exhaust gas using the method of the present invention shown in FIG. 1, and the desired effect was obtained.
(5) 集じん機試験用の模擬ガスをつくるため、第
1図に示した装置で、ケインウ土を模擬ガス中に噴射し
、粉体濃度の均一なガスが得られた。(5) In order to create a simulated gas for the dust collector test, kerosene was injected into the simulated gas using the apparatus shown in Figure 1, and a gas with a uniform powder concentration was obtained.
(6)バグフィルタ−のプリコート剤を第1図に示した
装置でガス中に噴射することにより、均質なプリコート
層をろ布表面に形成できた。(6) A homogeneous precoat layer could be formed on the surface of the filter cloth by injecting the bag filter precoat agent into the gas using the apparatus shown in FIG.
(発明の効果)
本発明装置により、従来装置に比べて、ガス流れ中に噴
射した粉体の分散性を著しく高めることができ、その結
果、(1)粉体を使った乾式の有害ガス除去法の効果を
高め、(2)実験規模での粉体混入模擬ガスの調整の精
度を上げ、(3)バグフィルタ−のプレコート剤の均一
付着性を高めることができた。(Effects of the Invention) The device of the present invention can significantly improve the dispersibility of powder injected into a gas flow compared to conventional devices, and as a result, (1) dry harmful gas removal using powder; We were able to improve the effectiveness of the method, (2) improve the accuracy of adjusting the powder-mixed simulated gas on an experimental scale, and (3) improve the uniform adhesion of the pre-coat agent on bag filters.
第1図は、本発明装置の説明図であり、(a)は全体図
、(b)は(alの一部の詳細図である。
第2図は、従来装置の説明図である。
復代理人 内 1) 明
復代理人 萩 原 亮 −
復代理人 安 西 篤 夫FIG. 1 is an explanatory diagram of the device of the present invention, (a) is an overall view, and (b) is a detailed diagram of a part of (al). FIG. 2 is an explanatory diagram of a conventional device. Agents 1) Meifuku agent Ryo Hagiwara − Sub-agent Atsuo Anzai
Claims (1)
該ノズルの後流に設置された円錐又は角錐の底面を共有
して上下に重なつた形状のガイド、及び該ガイドの後流
に設置されたガス流れに対向する前面が前記ガイドの稜
線に平行に絞られ後面が拡がる形状のガイドベーンより
なる粉体噴射部をガス流路に複数個設けてなることを特
徴とする粉体供給装置。Powder supply nozzle installed countercurrently to the gas flow,
A conical or pyramidal guide installed in the wake of the nozzle and having a shape that overlaps one above the other sharing the bottom surface of a cone or a pyramid, and a front surface facing the gas flow installed in the wake of the guide is parallel to the ridgeline of the guide. What is claimed is: 1. A powder supply device comprising a plurality of powder injection portions in a gas flow path each consisting of a guide vane having a narrowed shape and a rear surface expanding.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60218090A JPS6279835A (en) | 1985-10-02 | 1985-10-02 | Powder supplying device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60218090A JPS6279835A (en) | 1985-10-02 | 1985-10-02 | Powder supplying device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6279835A true JPS6279835A (en) | 1987-04-13 |
Family
ID=16714476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60218090A Pending JPS6279835A (en) | 1985-10-02 | 1985-10-02 | Powder supplying device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6279835A (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06144097A (en) * | 1992-11-02 | 1994-05-24 | Tone Seisakusho:Kk | Elevator type rear end in motor truck load carrying platform |
US8715378B2 (en) | 2008-09-05 | 2014-05-06 | Turbulent Energy, Llc | Fluid composite, device for producing thereof and system of use |
US8746965B2 (en) | 2007-09-07 | 2014-06-10 | Turbulent Energy, Llc | Method of dynamic mixing of fluids |
US8844495B2 (en) | 2009-08-21 | 2014-09-30 | Tubulent Energy, LLC | Engine with integrated mixing technology |
US8871090B2 (en) | 2007-09-25 | 2014-10-28 | Turbulent Energy, Llc | Foaming of liquids |
US9144774B2 (en) | 2009-09-22 | 2015-09-29 | Turbulent Energy, Llc | Fluid mixer with internal vortex |
US9310076B2 (en) | 2007-09-07 | 2016-04-12 | Turbulent Energy Llc | Emulsion, apparatus, system and method for dynamic preparation |
US9708185B2 (en) | 2007-09-07 | 2017-07-18 | Turbulent Energy, Llc | Device for producing a gaseous fuel composite and system of production thereof |
-
1985
- 1985-10-02 JP JP60218090A patent/JPS6279835A/en active Pending
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06144097A (en) * | 1992-11-02 | 1994-05-24 | Tone Seisakusho:Kk | Elevator type rear end in motor truck load carrying platform |
US8746965B2 (en) | 2007-09-07 | 2014-06-10 | Turbulent Energy, Llc | Method of dynamic mixing of fluids |
US9310076B2 (en) | 2007-09-07 | 2016-04-12 | Turbulent Energy Llc | Emulsion, apparatus, system and method for dynamic preparation |
US9708185B2 (en) | 2007-09-07 | 2017-07-18 | Turbulent Energy, Llc | Device for producing a gaseous fuel composite and system of production thereof |
US8871090B2 (en) | 2007-09-25 | 2014-10-28 | Turbulent Energy, Llc | Foaming of liquids |
US9399200B2 (en) | 2007-09-25 | 2016-07-26 | Turbulent Energy, Llc | Foaming of liquids |
US8715378B2 (en) | 2008-09-05 | 2014-05-06 | Turbulent Energy, Llc | Fluid composite, device for producing thereof and system of use |
US8844495B2 (en) | 2009-08-21 | 2014-09-30 | Tubulent Energy, LLC | Engine with integrated mixing technology |
US9556822B2 (en) | 2009-08-21 | 2017-01-31 | Turbulent Energy Llc | Engine with integrated mixing technology |
US9144774B2 (en) | 2009-09-22 | 2015-09-29 | Turbulent Energy, Llc | Fluid mixer with internal vortex |
US9400107B2 (en) | 2010-08-18 | 2016-07-26 | Turbulent Energy, Llc | Fluid composite, device for producing thereof and system of use |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS6279835A (en) | Powder supplying device | |
JPS5344483A (en) | Wet desulfurizing apparatus for exhaust combustion gas | |
ES466878A1 (en) | Waste incinerator exhaust gas treatment and apparatus | |
JPS6079162A (en) | Fuel injector | |
CN208694575U (en) | A kind of three cycle multistage desulfation dust-extraction device of double tower | |
CN109745791A (en) | A kind of smoke processing system and its control method | |
US20160236136A1 (en) | Apparatus and method of using sound waves to reduce sorbent consumption in dry sorbent injection air pollution control systems | |
DE502007002407D1 (en) | METHOD AND DEVICE FOR MIXING A GAS IN PARTICULAR FOR INTRODUCING A REDUCING AGENT INTO STICK OXIDE CONTAINING SMOKE GAS | |
CN208626985U (en) | A kind of ellipse ozone even distribution device | |
JPS5226374A (en) | Process for removal of sulfur oxides in exhaust gases | |
GB1406109A (en) | Conditioning flue gas with h2so4 | |
CN203591885U (en) | High-voltage electrostatic purifying device | |
JP2001149747A (en) | Gaseous ammonia injection device | |
GB1467281A (en) | Process for producing uniform spherical particles of fuel and fertile material | |
JPS5687331A (en) | Reducing furnace for solder-treatment | |
CN220779710U (en) | Solid dry desulfurization and dust removal integrated device | |
JPS5939176B2 (en) | fluid injection mixing device | |
JPS52123992A (en) | Method and apparatus for cooling slag | |
CN203387762U (en) | Anti-static device for film material winding end | |
SE8904106D0 (en) | PROCEDURES AND DEVICES FOR FUEL GAS PURIFICATION | |
CN208212897U (en) | A kind of catalytic cracking flue gas SCR denitration ammonia-gas spraying device | |
JPS61178024A (en) | Treatment of exhaust gas | |
JPH0478796A (en) | Exhaust duct device for oscillating nozzle | |
JPS5459672A (en) | Method of washing wet gases and apparatus of the same | |
JP2000167348A (en) | Treatment gas control method in combustion waste gas duct |