EP2965032A1 - Dispositif pour nettoyer des aspirations de gaz de fumée d'une installation de chaudière, comportant un tuyau de nettoyage, un réservoir de tuyau et un dispositif de guidage de tuyau - Google Patents

Dispositif pour nettoyer des aspirations de gaz de fumée d'une installation de chaudière, comportant un tuyau de nettoyage, un réservoir de tuyau et un dispositif de guidage de tuyau

Info

Publication number
EP2965032A1
EP2965032A1 EP15720584.0A EP15720584A EP2965032A1 EP 2965032 A1 EP2965032 A1 EP 2965032A1 EP 15720584 A EP15720584 A EP 15720584A EP 2965032 A1 EP2965032 A1 EP 2965032A1
Authority
EP
European Patent Office
Prior art keywords
hose
cleaning
guide
flue
cleaning hose
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.)
Granted
Application number
EP15720584.0A
Other languages
German (de)
English (en)
Other versions
EP2965032B1 (fr
Inventor
Claudia Stramka
Ralf Dräger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Martin GmbH fuer Umwelt und Energietechnik
Original Assignee
Martin GmbH fuer Umwelt und Energietechnik
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=53052636&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2965032(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Martin GmbH fuer Umwelt und Energietechnik filed Critical Martin GmbH fuer Umwelt und Energietechnik
Priority to PL15720584T priority Critical patent/PL2965032T3/pl
Priority to DK16002686.0T priority patent/DK3173727T3/en
Priority to PL16002686T priority patent/PL3173727T3/pl
Priority to EP16002686.0A priority patent/EP3173727B1/fr
Publication of EP2965032A1 publication Critical patent/EP2965032A1/fr
Application granted granted Critical
Publication of EP2965032B1 publication Critical patent/EP2965032B1/fr
Revoked legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G1/00—Non-rotary, e.g. reciprocated, appliances
    • F28G1/16—Non-rotary, e.g. reciprocated, appliances using jets of fluid for removing debris
    • F28G1/163—Non-rotary, e.g. reciprocated, appliances using jets of fluid for removing debris from internal surfaces of heat exchange conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J3/00—Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
    • F23J3/02—Cleaning furnace tubes; Cleaning flues or chimneys
    • F23J3/026—Cleaning furnace tubes; Cleaning flues or chimneys cleaning the chimneys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G15/00—Details
    • F28G15/02—Supports for cleaning appliances, e.g. frames
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G15/00—Details
    • F28G15/04—Feeding and driving arrangements, e.g. power operation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G15/00—Details
    • F28G15/08—Locating position of cleaning appliances within conduits

Definitions

  • the invention relates to a device for cleaning flues of a boiler system with a cleaning hose which can be inserted through an opening in a flue gas, a hose storage to hold the cleaning hose outside the flue, and a hose guide through which the cleaning hose in the flue is inserted.
  • the invention relates to a method for cleaning flues of a boiler system with a cleaning hose, in which the cleaning hose is unrolled from a hose storage and is introduced through an opening in a flue.
  • the invention relates to a method for cleaning the runs of a boiler.
  • the Leerman or so-called radiation trains are designed as gas-tight welded membrane wall construction and are used in boiler systems as heat exchanger surfaces.
  • the fly ash transported in the flue gas is partly fixed during operation on the membrane walls of the Leerman and can develop in the course to hard caking. The result is a reduced heat exchange across the membrane walls, which leads to the rise of the flue gas temperature and the resulting reduction in the efficiency of such a thermal power plant. Since the salts present in the adhering contaminants react corrosively with the steel, the cleaning of the membrane walls also provides increased protection against corrosion.
  • CONFIRMATION COPY vektive heating surfaces kept at an acceptable value. This leads to an increase in the availability of the entire system.
  • the cleaning hose is unrolled by a drum-type hose storage manual or motorized and led to an opening in the ceiling of the boiler system. There, the hose is inserted into an opening through which the hose is led to the flue. This is laborious and time consuming.
  • the invention is therefore based on the object of further developing a generic device in such a way that it becomes easier to clean different flues with the cleaning hose.
  • the hose guide also has bends of less than 45 0 and preferably even less than 40 °. Thus, more acute-angled bends are possible than before.
  • the hose drum is arranged horizontally. This makes it possible to arrange the hose storage above the platform even in limited space.
  • the cleaning hose delivery module makes it possible to withdraw the cleaning hose from the hose reel at a defined constant speed and to insert it into the hose guide so that the hose can be conveyed automatically from the hose repository to the flue gas flue.
  • the cleaning hose delivery module is arranged immediately before the hose guide. This makes it possible to push the flexible cleaning hose by means of the makeschlauchtomoduls in the hose guide to thereby promote him through a long tubular hose guide to the flue. In particular, the hose can thus be pushed into the hose guide to guided in the hose guide to find the way to the opening and in the flue. This is particularly advantageous for long hose guides.
  • An advantageous embodiment provides that the cleaning hose delivery module has pretensioned pressure rollers by means of spring force. Thus, the cleaning hose can be conveyed gently and effectively.
  • the path of the cleaning hose positioning device is preferably located on a circular line.
  • the cleaning hose positioning device has a cleaning hose holding arm which is laterally displaceable or pivotable in order to position the cleaning hose along a plurality of hose guides arranged on a line.
  • the cleaning hose positioning device is also essential to the invention independently of the aforementioned features of the invention and in particular without a cleaning hose conveying module. [019] It is advantageous if the device has a hose cleaning device with a pneumatic Schlauchbedüsung. Blowing the cleaning hose with compressed air makes it possible to blow off dust particles from the cleaning hose or to dry moisture resulting from wet cleaning of the hose.
  • An advantageous embodiment provides that the Schlautivs issued is attached to the cleaning hose delivery module and is connectable to the hose guide. This makes it possible to provide a single hose cleaning device on the cleaning hose conveying module and to clean the cleaning hose with the same hose cleaning device when pulling out the cleaning hose from different flue gas flaps.
  • the hose cleaning device is also essential to the invention independently of the aforementioned features of the cleaning hose positioning device and of the cleaning hose conveying module.
  • the object underlying the invention is also achieved with a method for cleaning flues of a boiler system with a cleaning hose, wherein the cleaning hose is unrolled from a hose storage and is introduced through an opening in a flue, the cleaning hose with a cleaning hose delivery module pushed from the hose storage through a tubular hose guide into the opening.
  • FIG. 1 shows a schematic plan view of a laterally displaceable cleaning hose positioning device and a plurality of accesses of hose guides
  • FIG. 2 shows a plan view of a pivotable cleaning hose positioning device with a plurality of accesses of hose guides arranged on a circular line
  • FIG. 3 shows a schematic side view of a cleaning hose positioning device with a cleaning hose conveying module
  • Figure 5 is a partially sectioned side view of the entire system.
  • FIGS. 1 and 2 show schematically how, in a device 1 for cleaning flues of a boiler installation 2, a cleaning hose positioning device 3 has a cleaning hose 4 for a plurality of hose guides 5, 6, 7, 8, 9 or 5 ', 6'. , 7 ', 8', 9 'leads.
  • the hose guides are 5 to 9 on a straight line 10, while the hose guides 5 'to 9' are on a circular line 1 1.
  • the cleaning hose positioning device 3 has long since the direction of the arrow 12 of the arrow on a straight path slidable to guide the cleaning hose 4 to the hose guides 5 to 9.
  • the cleaning hose positioning device 3 ' has long been pivotable about a point 14 of the arrow 13 in order to guide the cleaning hose 4' to the hose guides 5 'to 9'.
  • FIG. 3 shows the cleaning hose positioning device 3, which stands with a base 15 on a platform 16.
  • the base is connected to a kind of rail system, so that the dirtsschlauchpositioniereinrich- device 3 moves in one axis.
  • this base 15 is rotatably mounted. The rotation of the cleaning hose positioning device 3 'takes place via a gear motor flanged to the frame until the position above the desired connection 17 is reached.
  • a hose reel 37 is arranged as a hose repository 18 on the cleaning hose positioning device 3, 3 'and by means of the cleaning hose conveying module 19 the cleaning hose 4 is guided to a hose guide 5 to 9.
  • the cleaning hose conveying module 19 is arranged immediately in front of the hose guide.
  • the cleaning hose conveying module 19 has a feed roller 20 with a circumferential groove 21, in which the hose 4 is guided.
  • the tube 4 can be held in the groove 21, so that a circumferential force of the roller 20 upon rotation of the roller 20 transmits to the tube 4. It is advantageous if several pressure rollers 22 to 25 press the tube into the groove 21.
  • FIG. 4 shows a hose cleaning device 26.
  • a nozzle 27 is arranged, which passes through the hose cleaning device 26 and can be pushed through the nozzle 17 in the tube guide 5. The nozzle 27 then passes into the boiler system 2 and there into the flue 28 to clean there heat exchanger surfaces and membrane walls.
  • the cleaning hose 4 When the nozzle 27 is pulled in and pulled out, the hose 4 comes into contact with flue gases. As a result, the cleaning hose 4 with its typical metal fabric as a protective outer shell transports a considerable amount of fly ash when it is pulled out of the interior of the boiler. This can lead to contamination on the slide 29, the nozzle 17 and the hose reel 37 of the hose accumulator 18. The cleaning hose delivery module 19 is affected by such contamination. Therefore, with the hose cleaning device 26, the hose 4 and possibly also the nozzle 27 are cleaned.
  • a tubular element serves as a flushing pipe 30, to which a gas inlet 31 and a liquid access 32 are arranged.
  • the gas inlet 31 communicates with a pressurized gas line (not shown) while the liquid access 32 communicates with a cleaning fluid line such as a service water line (not shown).
  • the hose 4 When pulling out the dirty hose 4 from the hose guide 5, the hose 4 is thus first sprayed through nozzles 33 with cleaning liquid and then dried by means of a pneumatic Schlauchbedüsung. Each part of the tube 4 thus passes when pulling out of the tube first a Schlauchbedüsung 34 with a liquid and then a pneumatic Schlauchbedüsung 35 to leave the flushing pipe 30 cleaned.
  • a lifting cylinder unit 36 is provided, which is arranged between the cleaning device 26 and the cleaning hose conveying module 19. [038] In order for only a hose cleaning device 26 to be required for many connecting pieces 17 of hose guides 5 to 9, the hose cleaning device 26 is fastened to the cleaning hose conveying module 19.
  • the cleaning module When using the device 1 for cleaning flue-gas trains 28, the cleaning module is positioned with a first drive motor of the cleaning hose positioning device 3 over a connection 17 of a hose guide 5.
  • a second motor accomplishes the winding and unwinding of the hose.
  • either the feed roller 20 for lowering or the hose drum 37 of the hose accumulator 18 is connected to the drive for pulling out the hose 4.
  • the hose reel 37 is held by a brake 38.
  • a pulley By closing a first clutch, a pulley is now connected to a drive shaft, and with the aid of the integrated cleaning hose delivery module 19, the hose 4 with its nozzle 27 is inserted into the hose guide 5.
  • the spring-loaded pressure rollers 22 to 25 press the tube 4 into the groove 21 of the feed roller 20, so that it is pulled by the hose reel 37 due to the frictional engagement with the feed roller.
  • the drive of the feed roller 20 takes place from a drive shaft via the first clutch, a toothed belt and a deflection gear. The prerequisite for this is that both the second clutch and the brake are open so that the hose reel can rotate freely.
  • the cleaning hose delivery module 19 has the advantage that both a vertical and a horizontal introduction of the hose 4 into a hose guide 5 is possible.
  • the use of the cleaning hose conveying module allows sheets of greater than 30 ° with a radian measure of at least 400 to 500 mm to be used, so that there are also structural bottlenecks or small space in the area between the boiler cover of boiler 2 and platform 16, where the hose guided, no problems.
  • the first clutch is opened, so that the feed roller 20 can rotate freely.
  • the hose reel 37 is connected via the second clutch to the drive shaft.
  • the brake 38 is closed, so that a sagging of the nozzle 27 is excluded.
  • the second clutch is then reopened.
  • the cleaning hose positioning device 3 can either stay in this position or be moved to the next pipe 17 of another hose guide 6. It is advantageous if the marketsschlauchpositioniereinrich- device 3 is driven after completion of the cleaning to a defined parking position, which is located on a rule lying outside certain nozzle or in an area outside the nozzle.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
  • Cleaning In General (AREA)
  • Incineration Of Waste (AREA)

Abstract

Pour permettre un nettoyage simple et rapide d'aspirations de gaz de fumée, l'invention a pour objet un module d'acheminement de tuyau de nettoyage permettant le déplacement du tuyau de nettoyage d'un réservoir de tuyau à un dispositif de guidage de tuyau. Un dispositif de nettoyage de tuyau se présente sous la forme d'une unité de lavage et de séchage destinée à un tuyau extrait de l'aspiration de gaz de fumée.
EP15720584.0A 2014-04-01 2015-03-23 Dispositif pour nettoyer des aspirations de gaz de fumée d'une installation de chaudière, comportant un tuyau de nettoyage, un réservoir de tuyau et un dispositif de guidage de tuyau Revoked EP2965032B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PL15720584T PL2965032T3 (pl) 2014-04-01 2015-03-23 Urządzenie do czyszczenia przewodów gazów spalinowych urządzenia kotłowego z czyszczącym wężem, zasobnikiem węża i prowadnicą węża
DK16002686.0T DK3173727T3 (en) 2014-04-01 2015-03-23 Device for cleaning flue gas in a boiler system with a cleaning hose
PL16002686T PL3173727T3 (pl) 2014-04-01 2015-03-23 Urządzenie do czyszczenia kanałów spalin w instalacjach kotłowych przy użyciu węża czyszczącego
EP16002686.0A EP3173727B1 (fr) 2014-04-01 2015-03-23 Dispositif de nettoyage de conduites de gaz de fumée d'une installation de chaudière comprenant un tuyau de nettoyage

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014004639.7A DE102014004639A1 (de) 2014-04-01 2014-04-01 Vorrichtung zum Reinigen von Rauchgaszügen einer Kesselanlage mit einem Reinigungsschlauch, einem Schlauchspeicher und einer Schlauchführung
PCT/DE2015/000132 WO2015149733A1 (fr) 2014-04-01 2015-03-23 Dispositif pour nettoyer des aspirations de gaz de fumée d'une installation de chaudière, comportant un tuyau de nettoyage, un réservoir de tuyau et un dispositif de guidage de tuyau

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP16002686.0A Division EP3173727B1 (fr) 2014-04-01 2015-03-23 Dispositif de nettoyage de conduites de gaz de fumée d'une installation de chaudière comprenant un tuyau de nettoyage
EP16002686.0A Division-Into EP3173727B1 (fr) 2014-04-01 2015-03-23 Dispositif de nettoyage de conduites de gaz de fumée d'une installation de chaudière comprenant un tuyau de nettoyage

Publications (2)

Publication Number Publication Date
EP2965032A1 true EP2965032A1 (fr) 2016-01-13
EP2965032B1 EP2965032B1 (fr) 2017-03-15

Family

ID=53052636

Family Applications (2)

Application Number Title Priority Date Filing Date
EP15720584.0A Revoked EP2965032B1 (fr) 2014-04-01 2015-03-23 Dispositif pour nettoyer des aspirations de gaz de fumée d'une installation de chaudière, comportant un tuyau de nettoyage, un réservoir de tuyau et un dispositif de guidage de tuyau
EP16002686.0A Active EP3173727B1 (fr) 2014-04-01 2015-03-23 Dispositif de nettoyage de conduites de gaz de fumée d'une installation de chaudière comprenant un tuyau de nettoyage

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP16002686.0A Active EP3173727B1 (fr) 2014-04-01 2015-03-23 Dispositif de nettoyage de conduites de gaz de fumée d'une installation de chaudière comprenant un tuyau de nettoyage

Country Status (12)

Country Link
US (1) US10907913B2 (fr)
EP (2) EP2965032B1 (fr)
JP (1) JP6627150B2 (fr)
AU (1) AU2015240220B2 (fr)
CA (1) CA2941848C (fr)
DE (2) DE102014004639A1 (fr)
DK (2) DK2965032T3 (fr)
ES (2) ES2712999T3 (fr)
PL (2) PL3173727T3 (fr)
PT (1) PT3173727T (fr)
SG (2) SG10201808537PA (fr)
WO (1) WO2015149733A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107387621A (zh) * 2017-06-29 2017-11-24 太仓市惠得利弹簧有限公司 一种用于清洁的弹簧

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7358925B2 (ja) * 2019-11-11 2023-10-11 Ｊｆｅエンジニアリング株式会社 ボイラのダスト除去装置及びダスト除去方法
CN113182292B (zh) * 2021-05-29 2022-11-01 江苏恒源建设有限公司 一种市政软管内壁清理装置

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CN107387621A (zh) * 2017-06-29 2017-11-24 太仓市惠得利弹簧有限公司 一种用于清洁的弹簧

Also Published As

Publication number Publication date
JP2017516050A (ja) 2017-06-15
PL2965032T3 (pl) 2017-08-31
AU2015240220A1 (en) 2016-09-29
ES2626579T3 (es) 2017-07-25
ES2712999T3 (es) 2019-05-17
AU2015240220B2 (en) 2019-01-17
JP6627150B2 (ja) 2020-01-08
EP3173727B1 (fr) 2018-11-28
US20170010061A1 (en) 2017-01-12
WO2015149733A1 (fr) 2015-10-08
CA2941848C (fr) 2022-04-12
PT3173727T (pt) 2019-03-19
CA2941848A1 (fr) 2015-10-08
DK3173727T3 (en) 2019-03-18
DK2965032T3 (en) 2017-06-12
SG10201808537PA (en) 2018-11-29
EP2965032B1 (fr) 2017-03-15
US10907913B2 (en) 2021-02-02
DE102014004639A1 (de) 2015-10-01
EP3173727A2 (fr) 2017-05-31
DE112015001673A5 (de) 2016-12-22
SG11201607471WA (en) 2016-10-28
PL3173727T3 (pl) 2019-05-31
EP3173727A3 (fr) 2017-10-25

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Legal Events

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