WO2013122356A1 - 집진장치 - Google Patents

집진장치 Download PDF

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Publication number
WO2013122356A1
WO2013122356A1 PCT/KR2013/001028 KR2013001028W WO2013122356A1 WO 2013122356 A1 WO2013122356 A1 WO 2013122356A1 KR 2013001028 W KR2013001028 W KR 2013001028W WO 2013122356 A1 WO2013122356 A1 WO 2013122356A1
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WO
WIPO (PCT)
Prior art keywords
unit
gas
dust collecting
clean air
polluted gas
Prior art date
Application number
PCT/KR2013/001028
Other languages
English (en)
French (fr)
Korean (ko)
Inventor
장두훈
채수택
Original Assignee
주식회사 제이텍
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=46887019&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2013122356(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 주식회사 제이텍 filed Critical 주식회사 제이텍
Priority to CN201380009001.6A priority Critical patent/CN104105535B/zh
Publication of WO2013122356A1 publication Critical patent/WO2013122356A1/ko

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • 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
    • B04C11/00—Accessories, e.g. safety or control devices, not otherwise provided for, e.g. regulators, valves in inlet or overflow ducting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/017—Combinations of electrostatic separation with other processes, not otherwise provided for

Definitions

  • the present invention relates to a dust collector, and more particularly, to a dust collector for collecting dust in the air to discharge clean air.
  • a dust collecting device that collects dust in the air and discharges clean air includes a dust collecting chamber constituting a hollow chamber, an entrance duct through which air and dust are introduced into the dust collecting chamber, and a clean air to be discharged to the opposite side of the dust collecting chamber. Includes outgoing duct.
  • the dust collector when the dust collector is a bag filter type, the dust collector is provided in the form of a plurality of bag filters installed inside the dust chamber to separate and remove dust from the contaminated air, and discharge clean air to the upper side of the bag filter. .
  • a plurality of air spray nozzles are mounted on the upper side of the bag filter to separate and drop dust collected by the bag filter from the bag filter.
  • dust is collected in the bag filter, clean air is discharged to the upper side of the bag filter, and dust is dropped to the lower side of the bag filter. If the dust collection operation continues for a certain time, the bag filter is closed by the dust, so that the air spray nozzle on the upper side of the bag filter injects high-pressure air into the bag filter and applies an impact to separate the dust from the bag filter. do.
  • Dust collector comprises: a dust collector; A pollutant gas transfer unit forming a transfer path for transferring the pollutant gas to the dust collecting unit; A filtered gas discharge unit generating a suction force for transferring the polluted gas to the dust collecting unit through the polluting gas transfer unit, and forming a discharge path for discharging the filtered gas filtered at the dust collecting unit; And a pressure controller configured to control the pressure inside the dust collector to block the entry of the pollutant gas into the dust collector.
  • the dust collecting unit may include at least one of a cyclone unit for separating particles from the polluted gas using a centrifugal force, a bag filter unit having a bag to which particles of the polluting gas are attached, and an electrostatic precipitating unit for separating particles from the polluted gas by operating an electric field. It is preferable to include either.
  • the pollutant gas transfer unit may include a pollutant gas transfer pipe connected to a pollutant gas generating source to form the transfer path between the pollutant gas source and the dust collecting unit, and an inlet damper interposed in the pollutant gas transfer pipe to regulate the transfer path. and;
  • the filtration gas discharge unit is vented to the outside and the suction fan for generating a suction force for transferring the contaminated gas to the dust collecting unit through the polluting gas transfer unit, and the filtration gas exhaust pipe forming the discharge path between the suction fan and the dust collecting unit and the It is preferable to include an outlet damper interposed in the filtration gas exhaust pipe to control the discharge path.
  • the pressure control unit a discharge fan for generating a sealing air; And it is preferable to include a sealing air supply pipe for supplying the sealing air generated in the discharge fan to the dust collecting unit.
  • the dust collecting unit may further include a pressure gauge measuring a pressure inside the dust collecting unit; Preferably, the discharge fan is operated such that a sealing air is supplied to the dust collecting part when the pressure inside the dust collecting part is less than a predetermined positive pressure when the inlet damper and the outlet damper are operated in the closed position.
  • the present invention is provided in the lower portion of the dust collecting portion rotary valve for discharging the dust separated from the dust collection; And a nozzle unit installed adjacent to the rotary valve to blow air into the rotary valve.
  • the present invention preferably further comprises a clean air supply unit is connected to the polluting gas transfer pipe, supplying a clean air to the polluting gas transport pipe so that the clean air is ejected to the dust collector through the polluting gas transport pipe.
  • the clean air supply unit a clean air supply pipe for connecting the clean air generating source and the polluted gas transfer pipe; And a clean air damper interposed in the clean air supply pipe to regulate the supply of clean air through the clean air supply pipe.
  • the apparatus may further include a pneumatic source for supplying air to the nozzle unit and generating pneumatic pressure.
  • a pneumatic source for supplying air to the nozzle unit and generating pneumatic pressure.
  • the inlet damper, the outlet damper, and the clean air damper are connected to the pneumatic source so that respective openings are adjusted by pneumatic pressure.
  • the apparatus may further include a header installed adjacent to the bag to blow air into the bag. It is preferable that the header is connected to the pneumatic source to eject air generated from the pneumatic source.
  • the pressure inside the dust collector is maintained at a positive pressure greater than the set positive pressure in the state in which the suction fan is stopped, thereby preventing contaminant gas and moisture contained therein from entering the dust collector, and into the dust collector.
  • the contaminated gas and moisture may be prevented from contaminating the inside of the dust collecting unit and deteriorating the dust collecting performance of the dust collecting unit.
  • FIG. 1 is a schematic view showing a schematic configuration of a dust collector of an embodiment of the present invention.
  • FIG. 1 is a schematic view showing a schematic configuration of a dust collector of an embodiment of the present invention.
  • the dust collector 100 according to an embodiment of the present invention, the dust collector 10, the polluted gas transfer unit 20, the filtered gas discharge unit 30 and the pressure control unit 40 Include.
  • the dust collecting unit 10 is contaminated by operating an electric field and a bag filter unit 120 having a cyclone unit 110 which separates particles from the polluting gas using centrifugal force, a bag 121 to which the particles of the polluting gas are attached. At least one of the electrostatic precipitator (not shown) for separating the particles from the gas.
  • the dust collector 10 is illustrated as having a cyclone unit 110 and a bag filter unit 120.
  • a space in which a swirl flow of polluting gas flowing into the cyclone unit 110 is generated is formed.
  • particles are separated using centrifugal force generated by swirl flow of the polluted gas introduced therein.
  • the bag filter unit 120 is disposed above the cyclone unit 110, and the guide unit 130 is disposed between the cyclone unit 110 and the bag filter unit 120.
  • the lower part of the guide part 130 is disposed in the cyclone part 110, and the upper part of the guide part 130 is connected to the bag filter part 120.
  • the upper portion of the cyclone unit 110 is provided with a polluting gas inlet 140 communicating with the polluting gas transfer unit 20, and the polluted gas introduced through the polluting gas inlet 140 flows into the cyclone unit 110. do.
  • the upper part of the bag filter unit 120 is provided with an exhaust port 170 in communication with the filtration gas discharge unit 30, the filtered gas passing through the bag 121 provided inside the bag filter unit 120 is an exhaust port 170 Is discharged through).
  • the dust collecting part 10 of the present embodiment may further include a header 122 and a pressure gauge 123.
  • the header 122 is installed adjacent to the bag 121 of the bag filter unit 120 to blow air into the bag 121.
  • the header 122 is connected to the pneumatic source 125, which will be described later, receives air and ejects the supplied air to the bag 121 to exhaust the contaminants attached to the bag 121.
  • the pressure gauge 123 measures the pressure inside the dust collecting part 10.
  • the pressure gauge 123 is illustrated as being mounted on the bag filter unit 120 to measure the internal pressure of the bag filter unit 120.
  • the polluted gas transfer unit 20 forms a transfer path for transferring the polluted gas to the dust collecting unit 10.
  • the pollutant gas transfer unit 20 includes a pollutant gas transfer pipe 141 and an inlet damper 142.
  • the polluted gas transfer pipe 141 is connected to a polluted gas generating source to form a transport path between the polluted gas generating source and the dust collecting unit 10.
  • one side of the polluted gas transfer pipe 141 is connected to the source of the polluted gas, and the other side of the polluted gas transfer pipe 141 is connected to the polluted gas inlet 140.
  • the polluted gas transfer pipe 141 forms a transport path for transferring the polluted gas generated from the polluted gas source to the dust collector 10, more specifically the cyclone unit 110, through the polluted gas inlet 140.
  • the inlet damper 142 is intermittent in the polluted gas transport pipe 141 to interrupt the transport path formed by the polluted gas transport pipe 141 to interrupt the transport of the polluted gas through the polluted gas transport pipe 141.
  • the filtered gas discharge unit 30 generates a suction force for transferring the polluted gas to the dust collecting unit 10 through the polluting gas transfer unit 20, and forms a discharge path for discharging the filtered gas filtered by the dust collecting unit 10.
  • the filtration gas discharge unit 30 includes a suction fan 190, a filtration gas exhaust pipe 171, and an outlet damper 172.
  • the suction fan 190 generates a suction force for sucking air.
  • the suction side of the suction fan 190 is connected to the filtration gas exhaust pipe 171, and the discharge side of the suction fan 190 is vented to the outside.
  • the filtration gas exhaust pipe 171 forms a discharge path between the suction fan 190 and the dust collecting part 10. According to this embodiment, one side of the filtration gas exhaust pipe 171 is connected to the suction side of the suction fan 190, and the other side of the filtration gas exhaust pipe 171 is connected to the exhaust port 170.
  • the filtration gas exhaust pipe 171 has a discharge path for discharging the filtration gas filtered by the dust collector 10, more specifically the cyclone 110 and the bag filter 120 through the discharge side of the suction fan 190. Form.
  • the outlet damper 172 is interposed in the filtration gas exhaust pipe 171 to interrupt the discharge path formed by the filtration gas exhaust pipe 171, thereby transferring the filtration gas through the filtration gas exhaust pipe 171 and to the suction fan 190.
  • the lower portion of the dust collector 10 more specifically, the lower portion of the cyclone portion 110 is provided with a rotary valve 111 for discharging the dust separated from the cyclone portion (110). And the lower portion of the rotary valve 111, the dust discharge conveyor 180 for transferring the dust discharged through the rotary valve 111 is disposed.
  • the dust collector 100 of the present embodiment may further include a clean air supply unit 50.
  • the clean air supply unit 50 is connected to the polluted gas transport pipe 141 and supplies clean air to the polluted gas transport pipe 141 so that the clean air is ejected to the dust collecting unit 10 through the polluted gas transport pipe 141.
  • the clean air supply unit 50 includes a clean air supply pipe 143 and a clean air damper 144.
  • the clean air supply pipe 143 connects the clean air generating source and the polluted gas transfer pipe 141. According to this embodiment, one side of the clean air supply pipe 143 is connected to the clean air generating source, the other side of the clean air supply pipe 143 is connected to the polluted gas transfer pipe 141, clean air damper 144 and polluted gas It is connected to the corresponding portion between the inlets 140.
  • the clean air supply pipe 143 is such that the clean air supplied from the clean air generating source can be discharged into the dust collector 10, that is, the cyclone 110 and the bag filter 120 through the polluted gas transfer pipe 141. Acts as a supply line.
  • one side of the polluted gas transfer pipe 141 is connected to the source of the polluted gas, and the other side of the polluted gas transfer pipe 141 is connected to the polluted gas inlet 140.
  • the polluted gas transfer pipe 141 forms a transport path for transferring the polluted gas generated from the polluted gas source to the dust collector 10, more specifically the cyclone unit 110, through the polluted gas inlet 140.
  • the clean air damper 144 is interposed in the clean air supply pipe 143 to regulate the supply of clean air through the clean air supply pipe 143.
  • the pressure adjusting unit 40 adjusts the pressure inside the dust collecting unit 10 to block the entry of the polluting gas into the dust collecting unit 10.
  • the pressure controller 40 includes a discharge fan 195, a sealing air supply pipe 196, and a sealing air supply damper 197.
  • the discharge fan 195 generates sealing air.
  • the suction side of the discharge fan 195 is connected to the sealing air generation source, and the discharge side of the discharge fan 195 is connected to the sealing air supply pipe 196.
  • the sealing air supply pipe 196 supplies the sealing air generated from the discharge fan 195 to the dust collecting part 10.
  • one side of the sealing air supply pipe 196 is connected to the lower part of the bag filter unit 120, and the other side of the sealing air supply pipe 196 is connected to the discharge side of the discharge fan 195.
  • the sealing air supply pipe 196 supplies the sealing air to the interior of the cyclone 110 and the bag filter 120 so that the pressure in the dust collector 10 can be adjusted according to the supply amount of the sealing air.
  • the sealing air supply damper 197 is interposed in the sealing air supply pipe 196 to control the supply of the sealing air through the sealing air supply pipe 196.
  • the dust collector 100 of the present embodiment may further include a pneumatic source 125.
  • the pneumatic source 125 serves to supply air to the nozzle unit 112 and to generate pneumatic pressure.
  • the pneumatic source 125 is connected to the nozzle unit 112 to supply air to the nozzle unit 112, while the inlet damper 142, the outlet damper 172, the sealing air supply damper 197 And a clean air supply damper 144 is illustrated.
  • each of the inlet damper 142 connected to the pneumatic source 125, the outlet damper 172, the sealing air supply damper 197, and the clean air supply damper 144 is generated by the pneumatic source 125.
  • the opening degree is changed by each, and the flow volume of the conveying body which flows through each damper 142,172,197,144 can be adjusted.
  • the suction force generated by the suction fan 190 is filtered gas exhaust pipe 171 and the polluted gas transfer pipe 141. It is transmitted to the pollutant gas transfer unit 20 through.
  • the polluted gas generated from the polluted gas source is transferred through the polluted gas transfer pipe 141, and the polluted gas thus transferred is introduced into the cyclone unit 110 via the polluted gas inlet 140. Done.
  • the bag filter unit 120 In the polluted gas entering the bag filter unit 120, particles remaining in the polluted gas are filtered by the bag 121 to become a clean exhaust gas.
  • the exhaust gas is discharged to the outside through the discharge side of the suction fan 190 via the exhaust port 170.
  • Particles adhering to the bag 121 of the bag filter unit 120 are exhausted from the bag 121 by air ejected by the header 122 which is periodically opened, and fall to the rotary valve 111.
  • contaminants such as dust accumulate in the lower portion of the cyclone unit 110.
  • the pollutants accumulated as described above are discharged from the cyclone unit 110 by the operation of the rotary valve 111 and transferred to the dust discharge conveyor 180.
  • the clean air supply damper 144 is opened while the rotary valve 111 is operated. Accordingly, the clean air supplied through the clean air supply pipe 143 is ejected into the cyclone unit 110 and the bag filter unit 120 through the polluted gas transfer pipe 141. Contaminants present in the cyclone unit 110 and the bag filter unit 120 are exhausted by the clean air jetted into the cyclone unit 110 and the bag filter unit 120 as described above, and thus, the rotary valve 111 is disposed. After falling to the side, it is discharged to the dust discharge conveyor 180 through the rotary valve 111.
  • the nozzle unit 112 is opened so that the air of the pneumatic source 125 is ejected to the rotary valve 111 side. Accordingly, the pollutants caught in the rotary valve 111 in operation are separated from the rotary valve 111 by air ejected through the nozzle unit 112 and discharged to the dust discharge conveyor 180.
  • the sealing air is cyclone via the sealing air supply pipe 196.
  • the unit 110 and the bag filter unit 120 are supplied into the interior.
  • the sealing air supplied into the cyclone part 110 and the bag filter part 120 raises the pressure in the inside of the cyclone part 110 and the bag filter part 120, and thus the cyclone part 110 and the bag.
  • the pressure inside the filter unit 120 may maintain a positive pressure state higher than the air pressure outside the dust collector 100.
  • the pressure inside the dust collecting part 10 measured by the pressure gauge 123 at the time of operating the closed position of the inlet damper 142 and the outlet damper 172 is set in advance. If less than positive pressure.
  • the set positive pressure may be at least a pressure value set to a pressure higher than the air pressure outside the dust collector 100.
  • the rotary valve 111, the inlet damper 142, and the outlet damper 172 cannot be in the fully closed position, the polluted gas containing the moisture of the polluting gas source is stored in the cyclone part 110 and the bag filter part. It may leak into the interior of 120. As such, the contaminated gas leaking into the cyclone unit 110 and the bag filter unit 120 may be mixed with the dust present in the cyclone unit 110 and the bag filter unit 120 and solidified.
  • the discharge fan 195 when the pressure inside the dust collector 10 measured by the pressure gauge 123 in the state in which the suction fan 190 is stopped is less than the set positive pressure, the discharge fan 195 The pressure inside the dust collector 10 is maintained at a positive pressure equal to or greater than the set positive pressure, so that the polluted gas is cyclone even when the rotary valve 111, the inlet damper 142 and the outlet damper 172 are not completely closed. It may maintain a state to prevent entry into the interior of the unit 110 and the bag filter unit 120.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cyclones (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
PCT/KR2013/001028 2012-02-15 2013-02-08 집진장치 WO2013122356A1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201380009001.6A CN104105535B (zh) 2012-02-15 2013-02-08 集尘装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2012-0015182 2012-02-15
KR1020120015182A KR101171229B1 (ko) 2012-02-15 2012-02-15 수분침입을 방지하는 수단이 구비된 집진장치

Publications (1)

Publication Number Publication Date
WO2013122356A1 true WO2013122356A1 (ko) 2013-08-22

Family

ID=46887019

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2013/001028 WO2013122356A1 (ko) 2012-02-15 2013-02-08 집진장치

Country Status (3)

Country Link
KR (1) KR101171229B1 (zh)
CN (1) CN104105535B (zh)
WO (1) WO2013122356A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101338045B1 (ko) 2012-12-24 2013-12-06 주식회사 제이텍 수분 유입 및 응축 방지와 입자상 물질 재부착 현상 방지 수단을 구비한 자동 제어 집진 시스템

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05305209A (ja) * 1992-04-27 1993-11-19 Abb Gadelius Kk バグフィルタ停止中の保管方法
JPH07256034A (ja) * 1994-03-18 1995-10-09 Nippon Spindle Mfg Co Ltd バッグフィルタ式集塵機の保温装置
JPH11104424A (ja) * 1997-10-02 1999-04-20 Snow Brand Milk Prod Co Ltd フィルタ式集塵装置及び粉体乾燥システム
KR20080027096A (ko) * 2006-09-22 2008-03-26 주식회사 다안 집진설비용 압력 조절장치
JP2008215703A (ja) * 2007-03-02 2008-09-18 Nippon Steel Corp 金属含有ダスト排出装置及び集塵機

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2119265U (zh) * 1991-12-23 1992-10-21 济南钢铁总厂 一种旋风、静电、布袋集成式多级收尘器
KR100257249B1 (ko) 1998-02-17 2000-05-15 강광선 집진 시스템
CN2790566Y (zh) * 2005-04-07 2006-06-28 武汉理工大学 多管旋风电袋复合式除尘器
CN2781203Y (zh) * 2005-04-07 2006-05-17 武汉理工大学 多层旋风静电复合式除尘装置
CN201899959U (zh) * 2010-12-18 2011-07-20 吕艳红 一体化旋风电袋烟气除尘装置
KR101035729B1 (ko) 2010-12-29 2011-05-19 주식회사 제이텍 미분탄 복합 집진 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05305209A (ja) * 1992-04-27 1993-11-19 Abb Gadelius Kk バグフィルタ停止中の保管方法
JPH07256034A (ja) * 1994-03-18 1995-10-09 Nippon Spindle Mfg Co Ltd バッグフィルタ式集塵機の保温装置
JPH11104424A (ja) * 1997-10-02 1999-04-20 Snow Brand Milk Prod Co Ltd フィルタ式集塵装置及び粉体乾燥システム
KR20080027096A (ko) * 2006-09-22 2008-03-26 주식회사 다안 집진설비용 압력 조절장치
JP2008215703A (ja) * 2007-03-02 2008-09-18 Nippon Steel Corp 金属含有ダスト排出装置及び集塵機

Also Published As

Publication number Publication date
CN104105535B (zh) 2016-10-26
CN104105535A (zh) 2014-10-15
KR101171229B1 (ko) 2012-08-06

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