ZA201405996B - Method for reducing the content of fine material in fgd gypsum - Google Patents

Method for reducing the content of fine material in fgd gypsum

Info

Publication number
ZA201405996B
ZA201405996B ZA2014/05996A ZA201405996A ZA201405996B ZA 201405996 B ZA201405996 B ZA 201405996B ZA 2014/05996 A ZA2014/05996 A ZA 2014/05996A ZA 201405996 A ZA201405996 A ZA 201405996A ZA 201405996 B ZA201405996 B ZA 201405996B
Authority
ZA
South Africa
Prior art keywords
reducing
content
fine material
fgd gypsum
fgd
Prior art date
Application number
ZA2014/05996A
Other languages
English (en)
Inventor
Gruber-Waltl Andreas
Kramer Michael
Original Assignee
Andritz Energy & Env Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Andritz Energy & Env Gmbh filed Critical Andritz Energy & Env Gmbh
Publication of ZA201405996B publication Critical patent/ZA201405996B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/14—Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations
    • B04C5/18—Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations with auxiliary fluid assisting discharge
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C01F11/468—Purification of calcium sulfates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/02—Construction of inlets by which the vortex flow is generated, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission
    • B04C5/04—Tangential inlets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/24—Multiple arrangement thereof
    • B04C5/26—Multiple arrangement thereof for series flow
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B11/00—Calcium sulfate cements
    • C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
    • C04B11/262—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke waste gypsum other than phosphogypsum
    • C04B11/264—Gypsum from the desulfurisation of flue gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Gas Separation By Absorption (AREA)
  • Cyclones (AREA)
ZA2014/05996A 2012-02-10 2014-08-15 Method for reducing the content of fine material in fgd gypsum ZA201405996B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA176/2012A AT512479B1 (de) 2012-02-10 2012-02-10 Verfahren zur feinstoffreduktion im rea-gips
PCT/EP2013/000379 WO2013117341A1 (de) 2012-02-10 2013-02-08 Verfahren zur feinstoffreduktion im rea-gips

Publications (1)

Publication Number Publication Date
ZA201405996B true ZA201405996B (en) 2016-06-29

Family

ID=47827123

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2014/05996A ZA201405996B (en) 2012-02-10 2014-08-15 Method for reducing the content of fine material in fgd gypsum

Country Status (16)

Country Link
US (1) US9139449B2 (enExample)
EP (1) EP2812122B1 (enExample)
JP (1) JP2015513446A (enExample)
KR (1) KR101688712B1 (enExample)
CN (1) CN104093495B (enExample)
AR (1) AR089942A1 (enExample)
AT (1) AT512479B1 (enExample)
AU (1) AU2013218343C1 (enExample)
CA (1) CA2863996C (enExample)
CL (1) CL2014002075A1 (enExample)
IN (1) IN2014DN07523A (enExample)
PL (1) PL2812122T3 (enExample)
RU (1) RU2592593C2 (enExample)
SI (1) SI2812122T1 (enExample)
WO (1) WO2013117341A1 (enExample)
ZA (1) ZA201405996B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014100725B3 (de) * 2013-12-23 2014-12-31 Schauenburg Maschinen- Und Anlagen-Bau Gmbh Verfahren zur Aufbereitung von Asche aus Müllverbrennungsanlagen durch Nassklassierung
DE102014007746A1 (de) 2014-05-30 2015-12-03 Rwe Power Aktiengesellschaft Verfahren zur Entfernung von Quecksilber aus der Waschsuspension einer nassen Abgaswäsche sowie Adsorbens zur Verwendung in einer naßen Abgaswäsche
AT516734B1 (de) * 2015-04-15 2016-08-15 Andritz Ag Maschf Verfahren zur Quecksilberabtrennung aus Wäschersuspensionen
AT516856B1 (de) * 2015-08-21 2016-09-15 Andritz Ag Maschf Hydrozyklon mit Feinstoffabreicherung im Zyklonunterlauf
DE102016007548A1 (de) * 2015-11-06 2017-05-11 Hans-Joachim Boltersdorf Zyklonsystem
US11266937B2 (en) * 2017-03-28 2022-03-08 Hewlett-Packard Development Company, L.P. Air flow rates in cyclonic particle separation chambers
CN113412140A (zh) * 2018-12-18 2021-09-17 加拿大思博选矿设备公司 从湿式焚烧炉底灰中回收材料
TW202211972A (zh) * 2020-09-18 2022-04-01 日揚科技股份有限公司 氣固分離系統
CN116870541A (zh) * 2023-07-07 2023-10-13 北京清新环境技术股份有限公司 一种脱硫浆液脱水系统
CN116966746A (zh) * 2023-08-02 2023-10-31 河北新金轧材有限公司 一种脱硫固化工艺

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GB8327218D0 (en) * 1983-10-12 1983-11-16 Beloit Corp Reject handling in cyclones &c
US4652363A (en) 1984-11-01 1987-03-24 Miller Francis G Dual feed hydrocyclone and method of separating aqueous slurry
US4696737A (en) * 1986-02-28 1987-09-29 The Bauer Bros. Co. Fiber recovery elutriating hydrocyclone
FR2629371B1 (fr) 1988-03-29 1991-05-17 Stumm Eric Dispositif de depoussierage de gaz industriels par separateurs mecaniques - pneumatiques
US4969934A (en) 1989-08-04 1990-11-13 The United States Of America As Represented By The United States Department Of Energy Method for improved gas-solids separation
DE4014908A1 (de) * 1990-05-10 1991-11-14 Rwe Energie Ag Verfahren zur beeinflussung der gipsreinheit beim betrieb einer rauchgasentschwefelungsanlage
DE4029394A1 (de) * 1990-09-17 1992-03-19 Erz & Kohleflotation Gmbh Verfahren und anlage zur aufbereitung einer bei der rauchgasentschwefelung in einem rea-waescher anfallenden waeschertruebe sowie zur minimierung der zu deponierenden feststoffe
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US5308509A (en) 1993-03-08 1994-05-03 The Babcock & Wilcox Company FGD performance enhancement by hydroclone and recycling steps
US5788944A (en) * 1995-02-28 1998-08-04 Babcock-Hitachi Kabushiki Kaisha Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent
DE19652482A1 (de) * 1996-12-17 1998-06-18 Steag Ag Verfahren zum Vermindern des Feststoffgehaltes einer Suspension
EP1069234B1 (de) 1999-07-06 2004-05-26 Voith Paper Patent GmbH Verfahren und Vorrichtung zum Ausbringen von Störstoffen aus einem Hydrozyklon
US20030175193A1 (en) * 2002-02-08 2003-09-18 Schultz Anders Nimgaard FGD gypsum dewatering improvement through crystal habit modification by carboxylic acids
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Also Published As

Publication number Publication date
EP2812122A1 (de) 2014-12-17
CL2014002075A1 (es) 2014-12-05
JP2015513446A (ja) 2015-05-14
AR089942A1 (es) 2014-10-01
IN2014DN07523A (enExample) 2015-04-24
CA2863996A1 (en) 2013-08-15
CN104093495A (zh) 2014-10-08
US20150041374A1 (en) 2015-02-12
KR101688712B1 (ko) 2016-12-21
RU2014132205A (ru) 2016-04-10
SI2812122T1 (sl) 2016-03-31
US9139449B2 (en) 2015-09-22
PL2812122T3 (pl) 2016-05-31
EP2812122B1 (de) 2015-12-02
KR20140133560A (ko) 2014-11-19
AT512479A1 (de) 2013-08-15
AU2013218343B2 (en) 2017-01-05
WO2013117341A1 (de) 2013-08-15
AT512479B1 (de) 2013-11-15
AU2013218343C1 (en) 2017-05-25
AU2013218343A1 (en) 2014-08-21
CA2863996C (en) 2019-07-09
CN104093495B (zh) 2016-06-08
RU2592593C2 (ru) 2016-07-27

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