EP1046863A1 - Procédé de nettoyage de la chambre de combustion et/ou des conduits de fumée d'une chaudière et dispositif associé - Google Patents

Procédé de nettoyage de la chambre de combustion et/ou des conduits de fumée d'une chaudière et dispositif associé Download PDF

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Publication number
EP1046863A1
EP1046863A1 EP00108521A EP00108521A EP1046863A1 EP 1046863 A1 EP1046863 A1 EP 1046863A1 EP 00108521 A EP00108521 A EP 00108521A EP 00108521 A EP00108521 A EP 00108521A EP 1046863 A1 EP1046863 A1 EP 1046863A1
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EP
European Patent Office
Prior art keywords
flue gas
cleaning liquid
pressure
combustion chamber
cleaning
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
EP00108521A
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German (de)
English (en)
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EP1046863B1 (fr
Inventor
Ralf Wiesel
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Individual
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Individual
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Publication date
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Publication of EP1046863A1 publication Critical patent/EP1046863A1/fr
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Expired - Lifetime legal-status Critical Current

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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
    • F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
    • 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

Definitions

  • the invention relates to a method for cleaning the Combustion chamber and / or the flue gas flues of a boiler from Combustion residues with one assigned to the combustion chamber Flame tube opening and one assigned to the flue gas flues Cleaning opening in the flue gas pipe and a device for this.
  • Boiler residues When burning liquid or solid fuels, such as for example oil, wood or coal, in a combustion chamber Boiler residues always arise in the Combustion chamber and the subordinate flue gas ducts that come on the corresponding walls of the boiler and the must be removed from time to time so that efficiency the heating system due to the insulating effect the combustion residues did not deteriorate significantly.
  • the sulfur compounds contain Corrosion in the combustion chamber and combustion residues the flue gas flues that cause the boiler to fail can.
  • a method of cleaning the combustion chamber of a boiler discloses DE-C-31 42 364.
  • household detergent dissolved in water using a garden sprayer in sprayed the combustion chamber.
  • the solution is left at 50 ° C act for at least 10 minutes.
  • the boiler is heated to 90 ° C, causing the water to evaporate and the residues detached by the warm fuel gases be removed from the boiler via the fireplace.
  • the Removing and / or removing the residues is hereby, however not sufficiently ensured.
  • DE-A-20 40 529 describes a method and a method Device for cleaning the combustion chamber of an oil heating system known, with a soot removal solution in the Fuel oil supply pipe is given to the oil heating system.
  • the soot remover solution gets into the combustion chamber and causes there an intense soot-consuming flame, its acidic Exhaust gases make the soot deposits disappear. This procedure must be carried out to achieve adequate cleaning be repeated practically every month.
  • a method for cleaning the Combustion chamber and / or the flue gas flues of a boiler from Combustion residues of the type mentioned and one To provide device for performing the method that or the one associated with a low workload allows thorough cleaning of the boiler, taking a Prevention of soot from the boiler is prevented.
  • the method thus offers the possibility of the combustion chamber and / or the flue gas flues for cleaning or solving the Spray combustion residues and at the same time dissolve them Combustion residues and the cleaning liquid remove, reducing the amount of work involved in cleaning the Boiler is significantly reduced.
  • a particularly effective one Cleaning of the combustion chamber and the flue gas flues is complete the simultaneous supply and discharge of the cleaning liquid and of the dissolved combustion residues both through the flame tube opening as well as ensured by the flue gas pipe.
  • the use of a cleaning fluid as well, in particular the sealed insertion of both the pressure pipe and of the suction hose prevent soot from escaping from the Boiler during cleaning, which makes cleaning performing installer no health hazard is exposed.
  • Cleaning liquid over at the free end of the pressure pipe arranged atomizer nozzles in the combustion chamber and / or Smoke gas flues nebulized.
  • the nebulized cleaning liquid strikes on the walls of the combustion chamber and / or Flue gas pipes down and crawling into the combustion residues, thereby solving them.
  • nebulized application of the cleaning liquid to the surfaces the combustion chamber and / or the flue gas flues and sealing elements inside the boiler from damage due to pressurization or other mechanical Protected by the cleaning liquid.
  • a cleaning liquid on an outlet valve tap water taken from a tap water network is used.
  • the cleaning liquid is cleaned using a Low pressure pump removed from a storage container.
  • the dissolved combustion residues in a sewage network pumped.
  • the dissolved combustion residues into a separator Pumped sludge tank In places where the introduction of combustion residues in a sewage network is not permitted can be disposed of in the sludge container collected and transported away.
  • the device thus provides a small amount of work Boiler cleaning system to be installed represents the introduction of cleaning fluid the pressure pipe and the simultaneous discharge of the cleaning liquid as well as the dissolved combustion residues by means of of the suction hose.
  • both Pressure pipe and the suction hose sealed in the am Boiler existing flame tube opening and / or the flue gas pipe soot is used to escape the soot Boiler prevented during cleaning.
  • the flame tube opening and / or the flue gas tube an elastic cuff for sealed reception of the pressure pipe and the suction hose.
  • the elastic cuff inside a bladder to be inflated.
  • the bladder connected to a pump.
  • the pump is designed as a palm pump.
  • the cuff is largely exposed to the air Dimensions of the flame tube opening and / or the flue gas tube and the diameter of the pressure pipe and the suction hose adapt, which ensures the mutual sealing is.
  • the atomizer nozzle causes nebulization in the boiler cleaning liquid to be entered.
  • the Atomizer nozzle is spherical.
  • the cleaning liquid is preferably tap water and the pressure pipe stands over a pressure hose with an outlet valve a tap water network in connection.
  • This Inexpensive embodiment of the invention enables Use of the in most boiler rooms for filling the heating system already existing outlet valve of Tap water network to provide the cleaning liquid.
  • the pressure tube is preferably flexible and in itself its length variable.
  • the suction hose is preferably flexible in itself and in its Variable length.
  • the Suction hose in the in the flame tube opening and / or that Flue gas pipe used area on its top one leaf spring angled downwards.
  • the suction hose carries at which in the flame tube opening and / or that Flue gas pipe inserted end a weight.
  • the suction hose is preferably used to discharge the cleaning liquid and the dissolved combustion residues with a sewer connection.
  • a sewer connection is for draining the heating system in in most cases in the vicinity of the boiler.
  • the suction hose for draining the cleaning liquid and the dissolved combustion residues with coupled to at least one separator. It is expedient at least one of the separators connected to a sludge tank. This makes it easier to collect during cleaning residues and their disposal given.
  • a pump is provided in the sludge tank.
  • the boiler 1 comprises a combustion chamber 2 with flue gas flues 3 and a flame tube opening 4 assigned to the combustion chamber 2 and a flue gas pipe 5 assigned to the flue gas flues 3.
  • a flue gas pipe 5 assigned to the flue gas flues 3.
  • In the flue gas pipe 5 is a cleaning opening in the area of the boiler 1 6 embedded.
  • the cuff 9 has a bladder inside on that to inflate air with a palm pump 10 communicates.
  • a cleaning liquid 11 in the form of tap water is the pressure pipe 7 via a pressure hose 12 with an outlet valve 12 of a tap water network in connection.
  • a valve 14 is arranged to the supply of the cleaning liquid 11 to regulate.
  • the discharge of the cleaning liquid from the pressure pipe 7 into the combustion chamber 2 via a spherical atomizing nozzle 15 which on the End of the pressure tube is arranged, which is in the combustion chamber 2 is located.
  • the pressure pipe 7 is flexible and variable in length.
  • the suction hose 8 is on a suction pump 16 is connected, the suction hose 8 in the further course of a wash basin 17 with a sewer network 18 communicates.
  • the flexible sewage hose 8 bears on his inserted into the flame tube opening 4 Area on its top a leaf spring 36.
  • the Leaf spring 36 causes the free end of the suction hose 8 pressed towards the bottom of the combustion chamber 2 is where the suction hose 8 the dissolved combustion residue records.
  • the pressure pipe 7 and the suction hose 8 can be targeted Cleaning the flue gas flues 3 according to FIGS. 2 and 5 insert through the cleaning opening 6 into the flue gas pipe 5.
  • pressure hose 12 is a three-way valve 19 used to which a reservoir 20 for an anti-corrosion agent is connected, the supply of the anti-corrosion agent and shutting off the supply at the same time the cleaning liquid 11 by switching accordingly of the three-way valve 19 is ensured.
  • the Cleaning liquid 11 removed from a storage container 21, the one with an upper-side filling opening 22 and an underside Drain opening 23 for the cleaning liquid 11 is provided, wherein the drain opening 23 is a shut-off valve 24 is assigned.
  • the one inserted into the reservoir 21 Pressure hose 12 carries one at its free end Filter 25, which is the entry of particles from the reservoir 21 or the cleaning liquid 11 in the pressure hose 12 prevented.
  • the three-way valve 19 inserted into the pressure hose 12.
  • the pressure hose 12 is connected to a low pressure pump 26.
  • the regulation of the supply of the cleaning liquid 11 or the anti-corrosion agent is carried out by means of the Pressure hose 12 with valve 14 connecting pressure pipe 7.
  • Vacuum is a coupled to a vacuum pump 38 Wind boiler 27 provided. This is via a pipeline 28, which is provided with an air filter 29, with a first Separator 30 and a second separator 31 coupled, the suction hose 8 being connected to the second separator 31 connected.
  • a pipeline 28 which is provided with an air filter 29, with a first Separator 30 and a second separator 31 coupled, the suction hose 8 being connected to the second separator 31 connected.
  • the one that occurs here Splash water is separated in the first separator 30, so that the vacuum pump connected to the air boiler 27 through the air filter 29 sucks in cleaned air.
  • the one in the two Separators 30, 31 accumulated residues are over a Pipeline 32 by means of a sludge pump 33 a sludge tank 34 fed.
  • a shut-off valve 35 arranged in the pipe 32 in the pipe 32 is between the first separator 30 and the sludge pump 22 .
  • the sludge container 24 is emptied via a shut-off valve 37 in the bottom area of the sludge tank 34 is arranged.
  • the other end of the Suction hose 8 is in a sink 17 with a sewer connection 18 hung and the pressure pipe 7 is coupled to the pressure hose 12 via the closed valve 14, the to the outlet valve 13 of the tap water network connected. If necessary, the pressure pipe 7 or a pressure reducing valve can be assigned to the pressure hose 12.
  • the suction pump 16 is switched on and the dissolved and combustion residues accumulated on the bottom of the combustion chamber 2 are absorbed by the suction hose 8 and fed to the sewer network via the sewer connection 18. Entering the cleaning liquid and vacuuming the Combustion residues occur simultaneously until the Combustion chamber 2 of the boiler 1 completely from combustion residues is exempted, the inflow of the cleaning liquid 11 can be regulated with the valve 14. While due to the cleaning liquid 11, which binds the dissolved combustion residues, and the sealed Arrangement of the pressure pipe 7 and the suction hose 8 no dust can escape from the combustion chamber 2.
  • the outlet valve 13 are closed and the suction hose 8 the dissolved combustion residues still remaining in the combustion chamber 2 as well as the remaining cleaning liquid 11 sucked off.
  • the suction pump 16 is then switched off and the compressed air is removed from the cuff 9.
  • the cuff 9 together with the pressure pipe 7 and the suction hose 8 of the flame tube opening 4 can be removed.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Incineration Of Waste (AREA)
  • Treating Waste Gases (AREA)
  • Cleaning In General (AREA)
  • Cleaning By Liquid Or Steam (AREA)
EP00108521A 1999-04-22 2000-04-19 Dispositif pour le nettoyage d'une chambre de combustion et/ou des conduits de fumée d'une chaudière Expired - Lifetime EP1046863B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19918103 1999-04-22
DE19918103A DE19918103C2 (de) 1999-04-22 1999-04-22 Vorrichtung zum Reinigen der Brennkammer und/oder der Rauchgaszüge eines Heizkessels

Publications (2)

Publication Number Publication Date
EP1046863A1 true EP1046863A1 (fr) 2000-10-25
EP1046863B1 EP1046863B1 (fr) 2004-09-01

Family

ID=7905365

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00108521A Expired - Lifetime EP1046863B1 (fr) 1999-04-22 2000-04-19 Dispositif pour le nettoyage d'une chambre de combustion et/ou des conduits de fumée d'une chaudière

Country Status (3)

Country Link
EP (1) EP1046863B1 (fr)
AT (1) ATE275257T1 (fr)
DE (2) DE19918103C2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008022696A1 (de) 2008-05-07 2009-11-12 Solvis Gmbh & Co. Kg Feuerungseinrichtung mit einer Reinigungseinrichtung
CN110280118B (zh) * 2019-06-18 2024-02-13 华电电力科学研究院有限公司 一种电站锅炉烟气净化处理装置及其工作方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2601041A (en) * 1949-06-11 1952-06-17 Gilbert & Barker Mfg Co Controlling mechanism for flue cleaning means for heating apparatus
DE2040529A1 (de) 1970-08-14 1972-02-17 Illbruck Hans Peter Verfahren und Vorrichtung zum Reinigen des Verbrennungsraums von zentralen OElheizungsoefen
DE2645938A1 (de) * 1976-10-12 1978-04-13 Giancarlo Bettella Verfahren und vorrichtung fuer die reinigung und die beseitigung von verbrennungsrueckstaenden insbesondere bei heizkesselrohren
DE3106421A1 (de) * 1981-02-20 1982-11-11 Steag Ag, 4300 Essen Verfahren zur reinigung des flammrohres eines mindestens mit einem flammrohr versehenen kessels und einrichtung zur durchfuehrung des verfahrens
DE3142364C1 (de) 1981-10-26 1983-03-10 Bernd Burger Verfahren zum Reinigen des Brennraumes einer Heizungsanlage
EP0195366A2 (fr) * 1985-03-14 1986-09-24 METASCO Chemische-Technische Produkte GmbH Procédé et dispositif pour le nettoyage des conduits de fumée
FR2705825A1 (fr) * 1993-05-28 1994-12-02 Framatome Sa Dispositif de décontamination de la surface interne d'un tronçon d'extrémité d'une canalisation.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8304427U1 (de) * 1983-06-09 Seele, Wilfried, 4005 Meerbusch Dichtungspackung für Hochtemperaturventile und Rußbläser
DE1848991U (de) * 1961-12-22 1962-03-29 Hans Mettauer Vorrichtung zur kesselreinigung.

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2601041A (en) * 1949-06-11 1952-06-17 Gilbert & Barker Mfg Co Controlling mechanism for flue cleaning means for heating apparatus
DE2040529A1 (de) 1970-08-14 1972-02-17 Illbruck Hans Peter Verfahren und Vorrichtung zum Reinigen des Verbrennungsraums von zentralen OElheizungsoefen
DE2645938A1 (de) * 1976-10-12 1978-04-13 Giancarlo Bettella Verfahren und vorrichtung fuer die reinigung und die beseitigung von verbrennungsrueckstaenden insbesondere bei heizkesselrohren
DE3106421A1 (de) * 1981-02-20 1982-11-11 Steag Ag, 4300 Essen Verfahren zur reinigung des flammrohres eines mindestens mit einem flammrohr versehenen kessels und einrichtung zur durchfuehrung des verfahrens
DE3142364C1 (de) 1981-10-26 1983-03-10 Bernd Burger Verfahren zum Reinigen des Brennraumes einer Heizungsanlage
EP0195366A2 (fr) * 1985-03-14 1986-09-24 METASCO Chemische-Technische Produkte GmbH Procédé et dispositif pour le nettoyage des conduits de fumée
FR2705825A1 (fr) * 1993-05-28 1994-12-02 Framatome Sa Dispositif de décontamination de la surface interne d'un tronçon d'extrémité d'une canalisation.

Also Published As

Publication number Publication date
EP1046863B1 (fr) 2004-09-01
ATE275257T1 (de) 2004-09-15
DE19918103A1 (de) 2000-11-30
DE19918103C2 (de) 2001-03-29
DE50007584D1 (de) 2004-10-07

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