KR960006983A - 습식배연탈황방법 및 그 장치 - Google Patents

습식배연탈황방법 및 그 장치 Download PDF

Info

Publication number
KR960006983A
KR960006983A KR1019950025339A KR19950025339A KR960006983A KR 960006983 A KR960006983 A KR 960006983A KR 1019950025339 A KR1019950025339 A KR 1019950025339A KR 19950025339 A KR19950025339 A KR 19950025339A KR 960006983 A KR960006983 A KR 960006983A
Authority
KR
South Korea
Prior art keywords
gypsum
filtration surface
flue gas
gas desulfurization
filter
Prior art date
Application number
KR1019950025339A
Other languages
English (en)
Other versions
KR0158259B1 (ko
Inventor
아쯔시 타타니
카즈아키 키무라
요시오 나카야마
유키오 키타무라
마사카즈 오니즈카
Original Assignee
오기노 카네오
미쯔비시주우고오교오 가부시기가이샤
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 오기노 카네오, 미쯔비시주우고오교오 가부시기가이샤 filed Critical 오기노 카네오
Publication of KR960006983A publication Critical patent/KR960006983A/ko
Application granted granted Critical
Publication of KR0158259B1 publication Critical patent/KR0158259B1/ko

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • 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
    • C01F11/464—Sulfates of Ca from gases containing sulfur oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/044—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are pervious for filtering
    • B01D33/048—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are pervious for filtering with endless filtering bands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/073—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
    • B01D33/09—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration with surface cells independently connected to pressure distributors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/463—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D33/50—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/68—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/72—Filters with filtering elements which move during the filtering operation having feed or discharge devices for feeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/80—Accessories
    • B01D33/804—Accessories integrally combined with devices for controlling the filtration
    • B01D33/807—Accessories integrally combined with devices for controlling the filtration by level measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
    • B01D53/504—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/20—Pressure-related systems for filters
    • B01D2201/204—Systems for applying vacuum to filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/28—Position of the filtering element
    • B01D2201/282—Filtering elements with a horizontal rotation or symmetry axis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Inorganic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Treating Waste Gases (AREA)

Abstract

본 발명은, 배연속의 아황산가스를 칼슘화합물함유슬러리에 흡수하고, 이 흡수액을 산화해서 얻게된 석고슬러리로부터 석고를 간편하고, 또한 효율적으로 분리하여, 회수하는 습식배연탈황방법 및 그 장치에 관한 것으로서, 소형이고 또한 간단한 구성의 고액분리장치를, 고액분리의 대상인 석고슬러리가 부생하는 탱크에 직접장착하고, 이에 의해서 고액분리공정을 소형화하고 또한 간략화하여, 설비비, 시공비, 부지등에 소요되는 고스트를 대폭 저감할수 있는 방법 및 장치를 제공하는 것을 목적으로 한 것이며, 구성에 있어서, 배연속의 아황산가스를 칼슘화합물함유슬러리에 흡수하고, 이 흡수액을 산화해서 얻게된 석고슬러리로부터 석고를 분리회수함에 있어서, 이 석고슬러리에, 여과면이 순환하는 흡인여과기의 여과면의 일부를 침지해서 석고를 부착시키고, 이 석고가 부착된 여과면을 석고슬러리의 액면위에 반송하고, 이 여과면을 통해서 액상을 흡인여과해서 여과면위에 탈수된 석고층을 형성하고, 이이서 이 석고층을 여과면으로부터 박리하도록해서 이루어지는 것을 특징으로 한 습식배연탈황방법 및 그 장치이다.
(제1도)

Description

습식배연탈황방법 및 그 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 실시예 1의 습식배연탈황장치를 표시한 전체 구성도,
제2도는 제1도의 요부인 고액분리장치부근의 부분확대도,
제3도는 본 발명의 습식배연탈황장치의 실시예 2의 위치제어수단을 표시한 부분확대도,
제4도는 본 발명의 습식배연탈황장치의 실시예 3의 고액분리장치 부근의 요부확대도.

Claims (11)

  1. 배연속의 아황산가스를 칼슘화합물함유슬러리에 흡수하고, 이 흡수액을 산화해서 얻게된 석고슬러리로부터 석고를 분리회수함에 있어서, 이 석고슬러리에, 여과면이 순환하는 흡인여과기의 여과면의 일부를 침지해서 석고를 부착시키고, 이 석고가 부착된 여과면을 석고슬러리의 액면위에 반송하고, 이 여과면을 통해서 액상을 흡인여과해서 여과면위에 탈수된 석고층을 형성하고, 이어서 이 석고층을 여과면으로부터 박리하는 것을 특징으로 하는 습식배연탈황방법.
  2. 제1항에 있어서, 상기 석고층의 여과면으로부터의 박리를 여과면의 굴곡에 의해서 행하는 것을 특징으로 하는 습식배연탈황방법.
  3. 제1항에 있어서, 상기 석고층의 여과면으로부터의 박리를 긁어내기에 의해서 행하는 것을 특징으로 하는 습식배연탈황방법.
  4. 제1항 내지 제3항의 어느 한 항에 있어서, 상기 흡인여과기의 여과면위에 형성된 석고층을 여과면으로부터 박리하기전에, 여과면위에서 물을 살포해서 수세를 하고, 세정된 석고층을 흡입여과기에 의해 탈수하는 것을 특징으로 하는 습식배연탈황방법.
  5. 제1항 내지 제4항의 어느 한 항에 있어서, 상기 흡인여과기의 여과면위에 형성된 석고층을 여과면으로부터 박리하기전에, 여과면위에서 압착해서 탈수하는 것을 특징으로 하는 습식배연탈황방법.
  6. 탑상부에서 배연속의 아황가스를 칼슘화합물함유슬러리의 흡수제어에 의해 흡수하는 동시에, 탑내는 흘러내린 흡수액을 탑바닥부를 형성하는 탱크내에서 산화해서 석고슬러리를 생성시키는 흡수탑과, 상기 탱크내의 석고 슬러리로부터 석고를 분리회수하는 고액분리 장치를 가진 습식배연탈황장치로서, 이 고액분리장치가 상기 탱크내의 석고슬러리에 입구가 침지되어서 순환하는 여과면이 형성되고, 이 여과면의 석고슬러리에 침지된 부위에서 석고를 부착시키는 동시에, 액면위의 부위에서 액상을 흡입여과해서 탈수한 석고층을 형성하는 흡인여과기와, 상기 석고층을 여과면으로부터 박리시키는 박리수단을 구비해서 이루어진 것을 특징으로 하는 습식배연탈황장치.
  7. 제6항에 있어서, 상기 흡인여과기가 회전드럼과, 이 회전드럼에 병설된 롤러기구와, 이를 회전드럼의 외주면과 롤러기구와의 사이를 한바퀴돌아서 장착되므로써 상기 여과면을 형성하는 여과포를 구비해서 이루어지고, 상기 박리수단이 상기 석고층을 상기 여과면의 굴곡에 의해 박리하는 롤러기구에 의해 구성되 이루어진 것을 특징으로 하는 습식배연탈황장치.
  8. 제6항에 있어서, 또 상기 흡인여과기가 외주면에 상기 여과면이 형성된 회전드럼을 구비해서 이루어지고, 상기 박리수단이 이 회전드럼의 여과면에 형성된 석고층을 긁어내기에 의해 박리시키는 스크레이퍼를 구비해서 이루어진 것을 특징으로 하는 습식배연탈황장치.
  9. 제6항 내지 제8항의 어느 한 항에 있어서, 상기 흡인여과기가 상기 탱크의 측벽내부 가장자리에 회전자재하게 장착되는 동시에, 상기 여과면의 석고슬러리에 침지된 부분이 석고슬러리의 액면의 변동에 대응해서 일정한 깊이를 유지하게되는 위치제어수단을 구비해서 이루어진 것을 특징으로 하는 습식배연탈황장치.
  10. 제6항 내지 제9항의 어느 한 항에 있어서, 상기 고액분리장치, 흡인여과기의 여과면위에 형성된 석고층을 여과면으로부터 박리하기전에, 여과면위에서 수세를 하는 살수기를 구비해서 이루어진 것을 특징으로 하는 습식배연탈황장치.
  11. 제6항 내지 제10항의 어느 한 항에 있어서, 상기 고액분리장치가 흡인여과기의 여과면위에 형성된 석고층을 여과면으로부터 박리하기전에, 여과면위에서 압착해서 탈수하는 압착롤러를 구비해서 이루어진 것을 특징으로 하는 습식배연탈황장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950025339A 1994-08-18 1995-08-18 습식배연탈황방법 및 그 장치 KR0158259B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP94-194157 1994-08-18
JP6194157A JP2989484B2 (ja) 1994-08-18 1994-08-18 湿式排煙脱硫装置

Publications (2)

Publication Number Publication Date
KR960006983A true KR960006983A (ko) 1996-03-22
KR0158259B1 KR0158259B1 (ko) 1998-11-16

Family

ID=16319873

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950025339A KR0158259B1 (ko) 1994-08-18 1995-08-18 습식배연탈황방법 및 그 장치

Country Status (8)

Country Link
US (1) US5902555A (ko)
EP (1) EP0697234B1 (ko)
JP (1) JP2989484B2 (ko)
KR (1) KR0158259B1 (ko)
CN (1) CN1050067C (ko)
DK (1) DK0697234T3 (ko)
ES (1) ES2152372T3 (ko)
PL (1) PL180232B1 (ko)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996037443A1 (en) * 1995-05-23 1996-11-28 Ebara Corporation Carrier-separating and water-collecting mechanism of wastewater treatment equipment
JPH11123313A (ja) * 1997-10-21 1999-05-11 Mitsubishi Heavy Ind Ltd 排煙脱硫プラント
US7536232B2 (en) * 2004-08-27 2009-05-19 Alstom Technology Ltd Model predictive control of air pollution control processes
US8080225B2 (en) * 2005-11-07 2011-12-20 Specialist Process Technologies Limited Functional fluid and a process for the preparation of the functional fluid
JP2009166011A (ja) * 2008-01-21 2009-07-30 Mitsubishi Heavy Ind Ltd 石炭焚ボイラの排ガス処理システム及び方法
WO2010004955A1 (ja) * 2008-07-08 2010-01-14 三井造船株式会社 フィルタープレス式脱水機のろ布の洗浄方法及びその装置
JP5314620B2 (ja) * 2010-02-26 2013-10-16 三菱重工業株式会社 脱硫設備の石膏脱水装置
US9028762B2 (en) * 2012-07-30 2015-05-12 Mitsubishi Hitachi Power Systems, Ltd. Wet type exhaust gas desulfurization apparatus
JP6526278B1 (ja) * 2018-03-23 2019-06-05 三菱日立パワーシステムズ株式会社 排煙脱硫装置
CN110743332A (zh) * 2019-12-15 2020-02-04 九江市美景水处理科技有限公司 一种脱色剂生产过程中的废气收集装置
CN112999768A (zh) * 2021-04-09 2021-06-22 谭卫成 一种等离子烟气脱硫脱硝除尘一体化装置
CN114797436A (zh) * 2022-04-02 2022-07-29 梁明志 一种火力发电烟气污染处理系统及方法
CN115178059B (zh) * 2022-08-17 2023-12-22 胡怡文 一种建筑环境碳中和排放处理设备
CN116036652B (zh) * 2023-03-06 2023-10-17 南京交通职业技术学院 一种连续超临界萃取反应釜、设备及萃取方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3985860A (en) * 1975-09-22 1976-10-12 Pullman Incorporated Method for oxidation of SO2 scrubber sludge
US4331640A (en) * 1978-06-26 1982-05-25 Kureha Kagaku Kogyo Kabushiki Kaisha Process for removing sulfur dioxide from an exhaust gas containing the same
US4310424A (en) * 1980-07-23 1982-01-12 Champion International Corporation Apparatus and method for removing suspended solids from a stream
GB2163417A (en) * 1984-08-22 1986-02-26 Mitsubishi Heavy Ind Ltd Controlling slurry concentration in wet flue gas desulphurization apparatus
IT1239843B (it) * 1990-03-06 1993-11-15 Olimpio Stocchiero Coperchio con maniglia per contenitori di accumulatori
US5397549A (en) * 1991-11-26 1995-03-14 Newman; Dave B. Apparatus to remove acid gases from a flue gas
JPH0866606A (ja) * 1994-08-29 1996-03-12 Mitsubishi Heavy Ind Ltd 固液分離装置及び湿式排煙脱硫装置

Also Published As

Publication number Publication date
JP2989484B2 (ja) 1999-12-13
CN1050067C (zh) 2000-03-08
CN1127155A (zh) 1996-07-24
ES2152372T3 (es) 2001-02-01
PL180232B1 (pl) 2001-01-31
JPH0857248A (ja) 1996-03-05
EP0697234A1 (en) 1996-02-21
DK0697234T3 (da) 2001-02-12
EP0697234B1 (en) 2000-10-11
KR0158259B1 (ko) 1998-11-16
PL310031A1 (en) 1996-02-19
US5902555A (en) 1999-05-11

Similar Documents

Publication Publication Date Title
KR960006983A (ko) 습식배연탈황방법 및 그 장치
JPH10128054A (ja) 排煙脱硫装置
US5599426A (en) Method of washing pulp using a single endless support fabric
JPS55134618A (en) Concentrating device for sludge polluted with microbe
KR100617844B1 (ko) 우수용 집수장치
JPS5594624A (en) Deodorizing method for malodorant
JPS5635973A (en) Laver recovering machine
JPS6023847B2 (ja) ヘドロ状物の連続脱水濾過筒
JPS551812A (en) Vacuum dehydrator
JPS5594695A (en) Method of dehydrating sludge or the like by water absorber
JPS607913A (ja) 汚泥脱水処理装置
JPS5471471A (en) Thin sludge concentration (or condensing) device
JPS558818A (en) Washing of precipitated sand in waste water treatment
JPH10128056A (ja) 排煙脱硫装置および石膏スラリーの処理方法
JP2007136279A (ja) 毛管現象を利用した脱水装置
DE59507904D1 (de) Verfahren und Vorrichtung zur Aufbereitung eines (Dickstoffe enthaltenden) pumpfähigen Materials, vorzugsweise zur Sanierung eines Gewässers
JPS63130127U (ko)
SU645677A1 (ru) Сектор дискового вакуум-фильтра
JPS5645774A (en) Pressure floatation dehydrating apparatus
CN204910963U (zh) 一种石膏浆液脱水系统
JPS528571A (en) Sludge treating device
TH9231B (th) ระบบและกระบวนการขจัดกำมะถันออกจากฟลูแก๊สแบบเปียก
TH17852A (th) ระบบและกระบวนการขจัดกำมะถันออกจากฟลูแก๊สแบบเปียก
JPS63274414A (ja) 汚泥の真空脱水処理方法及び装置
SU1634303A1 (ru) Пылеуловитель

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20020723

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee