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WO2004098800A1 - Dispositif pour traiter des objets au moyen de liquides - Google Patents

Dispositif pour traiter des objets au moyen de liquides Download PDF

Info

Publication number
WO2004098800A1
WO2004098800A1 PCT/EP2004/004515 EP2004004515W WO2004098800A1 WO 2004098800 A1 WO2004098800 A1 WO 2004098800A1 EP 2004004515 W EP2004004515 W EP 2004004515W WO 2004098800 A1 WO2004098800 A1 WO 2004098800A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat exchanger
treatment stage
main circuit
liquid
heated
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.)
Ceased
Application number
PCT/EP2004/004515
Other languages
German (de)
English (en)
Inventor
Michael FROBÖSE
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.)
Krones AG
Original Assignee
Krones AG
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 Krones AG filed Critical Krones AG
Priority to AT04730207T priority Critical patent/ATE451977T1/de
Priority to EP04730207A priority patent/EP1624979B1/fr
Priority to DE502004010521T priority patent/DE502004010521D1/de
Publication of WO2004098800A1 publication Critical patent/WO2004098800A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
    • B08B9/08—Cleaning containers, e.g. tanks
    • B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
    • B08B9/28—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by splash, spray, or jet application, with or without soaking
    • B08B9/34—Arrangements of conduits or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
    • B08B9/08—Cleaning containers, e.g. tanks
    • B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
    • B08B9/22—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by soaking alone

Definitions

  • the invention relates to a device for treating objects with liquid, in particular a bottle washer, of the type explained in the preamble of claim 1.
  • separate heating has been provided for each treatment stage, with steam-heated heat exchangers preferably being used for this.
  • a predetermined amount of liquid of the respective treatment stage was withdrawn continuously or at intervals from the treatment stage and reheated via the heat exchanger if necessary.
  • the known device is thus constructed in a relatively expensive manner.
  • a device for continuous pasteurization of bottles or the like is known from EP 744 903 Dl, which comprises several treatment stages operated at different temperatures. The water necessary for pasteurization for everyone
  • Treatment stages are heated in a common, steam-heated heat exchanger and mixed with cold water depending on the required temperature.
  • the excess water and wastewater from all treatment stages are then returned to a common storage tank and are then again heated to the temperature of the hottest processing stage. This is also relatively expensive.
  • the invention is therefore based on the object of providing a device for treating objects with liquid, in particular a bottle cleaning system, which is structurally simple and works in an energy-saving manner.
  • the present invention is based on the knowledge that it is sufficient to heat only one of the treatment stages by means of a structurally complex, for example steam-heated, heat exchanger, while the further treatment stages, provided they work at the same or at a lower temperature than the first treatment stage, by the liquid from the first treatment stage is heated.
  • the heat exchanger required for this therefore works at a temperature below 100 ° C., so that it is structurally less complex.
  • FIG. 1 shows the device according to the invention for treating objects with liquid using a bottle cleaning system in a highly schematic representation.
  • Fig. 1 shows a device 1 for treating objects with liquid, which is designed in the illustrated embodiment as a bottle cleaning system.
  • the device 1 contains a first treatment stage 2, a second treatment stage 3 and a third treatment stage 4, which, in the exemplary embodiment shown, are designed as containers for receiving a caustic bath in each case.
  • a first treatment stage 2 a second treatment stage 3 and a third treatment stage 4, which, in the exemplary embodiment shown, are designed as containers for receiving a caustic bath in each case.
  • conveyors (not shown) for the objects to be treated, in this case bottles which move the objects, preferably in vertical loops and preferably continuously, through the respective treatment stages 2, 3, 4 in such a way that the for an optimal treatment or cleaning necessary dwell time in the respective treatment stages 2, 3, 4 is achieved.
  • the alkali is heated in all three treatment stages.
  • the first treatment stage 2 is connected to a main circuit 2.1 of the lye of the first treatment stage 2.
  • the main circuit 2.1 contains a pipeline 5, which opens out from the container of the first treatment stage 2 and leads via a pump 6 into a steam-heated heat exchanger 7, which is supplied with steam via a line 8 and contains the usual condensate drain 9, which preferably has a condensate accumulation control, the heat exchanger being more or less accumulated via a control valve depending on the power requirement.
  • the heat exchanger 7 is preferably a plate heat exchanger and is designed to be sufficiently powerful so that it can heat the alkali from the first treatment stage 2 above its operating temperature.
  • the line 5 emerging again from the heat exchanger 7 leads into a second heat exchanger 10, which in turn is designed as a plate heat exchanger, and then passes via a shut-off valve 5a back into the first treatment stage 2.
  • a bypass line 11 is also provided in the main circuit 2.1 steam-heated, first heat exchanger 7 bridges.
  • the bypass line 11 is connected to a bypass valve 12 and a differential pressure manometer 13, via which the heating power can be adjusted.
  • a second differential pressure manometer 14 is provided, by means of which the pressure loss of the steam-heated heat exchanger 7 can be measured.
  • the first treatment stage 2 also contains a secondary circuit 2.2 which contains a line 15 which branches off the pump 6 from the main circuit 2.1 and leads back to the first treatment stage 2.
  • This secondary circuit 2.2 serves to supply spray nozzles, not shown, which spray the lye on the outside and, if appropriate, also on the inside and into the objects or bottles and thus mechanically support cleaning.
  • the second treatment stage 3 also contains a main and a secondary circuit 3.1 and 3.2 for the alkali.
  • the main circuit 3.1 leads with a line 16 out of the second treatment stage 3, which leads via a pump 17 and a shut-off valve 18 into the second heat exchanger 10 and from there via a further shut-off valve 19 back into the second treatment stage 3.
  • the main circuit 3.1 is further provided with a bypass line 20, in which a valve 21 is located, the bypass line 20 bridging the heat exchanger 10.
  • the secondary circuit 3.2 is designed analogously to the main circuit 2.2 of the first treatment stage 2 and contains a line 22, which branches off from the line 16 downstream of the pump 17 upstream of the heat exchanger 10 or the shut-off valve 18 and back into the second treatment stage 3 for supplying a spray device leads.
  • the third treatment stage 4 also has a main circuit 4.1 and a secondary circuit 4.2.
  • the main circuit 4.1 has a line which opens out with a first line line 23a from the third treatment stage 4 and via a pump 24 and a valve 25 opens into the main circuit 3.1 of the second treatment stage 3 at a point which is between the valve 18 and the heat exchanger 10 lies.
  • Another line 23b opens out of the main circuit 3.1 of the second treatment stage 3 at a point between the outlet of the heat exchanger 10 and the valve 19, again via a valve 26, and returns to the third treatment stage 4.
  • a bypass line 27 with a Valve 28 for bridging the heat exchanger 10 provided, the line 27 connecting the line string 23a between the pump 24 and the valve 25 to the line string 23b downstream of the valve 26.
  • temperature sensors are provided at suitable points for monitoring the temperature and controlling the device 1.
  • the main circuit 2.1 of the first treatment stage 2 and the performance of the steam-heated first heat exchanger 7 are set such that the temperature of the lye bath in the first treatment stage 2 is set to the required temperature, for example 81 ° C, brought and held.
  • the required temperature for example 81 ° C
  • This temperature is then maintained, for example by controlling the pump output of the pump 6 and / or by opening and closing the bypass line 11.
  • a continuous volume flow is preferably maintained, which is ensured by the bypass valve 12, depending on the design / Power requirement between 30 - 50% of the circulation volume of the first treatment stage 2 is passed through the first heat exchanger 7 and is mixed with the lye from the bypass line 11 behind the heat exchanger 7, so that a temperature of 95 ° C. can be maintained.
  • the alkali of treatment stage 2 and the alkali of treatment stage 4 are heated by the alkali of treatment stage 2 in the heat exchanger 10, whereby by the increased temperature in the main circuit 2.1 of the first treatment stage, the alkali in the subsequent treatment stages 3, 4 can also be set to 81 or 80 ° C. or any temperature below it.
  • the secondary circuits can be omitted at all or at selected treatment levels if mechanical cleaning is no longer required.
  • the plate heat exchangers used with preference, other heat exchangers can also be used.
  • the first heat exchanger can of course also be used by other suitable media, e.g. Hot water or thermal oil can be heated.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning In General (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Centrifugal Separators (AREA)
  • Filling Of Jars Or Cans And Processes For Cleaning And Sealing Jars (AREA)

Abstract

L'invention concerne un dispositif pour traiter des objets au moyen d'un liquide, en particulier une installation de lavage de bouteilles. Ce dispositif comprend au moins un premier et un deuxième étage de traitement, ainsi qu'un système d'échange de chaleur servant à chauffer le liquide. Selon l'invention, pour que ce dispositif soit de construction simple et présente une efficacité accrue en termes de consommation d'énergie, le système d'échange de chaleur comprend un premier échangeur de chaleur chauffé à la vapeur destiné au premier étage de traitement, ainsi qu'un deuxième échangeur de chaleur destiné au deuxième étage de traitement, ce deuxième échangeur de chaleur pouvant être chauffé par le liquide du premier étage de traitement.
PCT/EP2004/004515 2003-05-05 2004-04-29 Dispositif pour traiter des objets au moyen de liquides Ceased WO2004098800A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT04730207T ATE451977T1 (de) 2003-05-05 2004-04-29 Flaschenreinigungsanlage
EP04730207A EP1624979B1 (fr) 2003-05-05 2004-04-29 Installation de nettoyage des bouteilles
DE502004010521T DE502004010521D1 (de) 2003-05-05 2004-04-29 Flaschenreinigungsanlage

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10320078.9 2003-05-05
DE10320078A DE10320078A1 (de) 2003-05-05 2003-05-05 Vorrichtung zum Behandeln von Gegenständen mit Flüssigkeit

Publications (1)

Publication Number Publication Date
WO2004098800A1 true WO2004098800A1 (fr) 2004-11-18

Family

ID=33394160

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2004/004515 Ceased WO2004098800A1 (fr) 2003-05-05 2004-04-29 Dispositif pour traiter des objets au moyen de liquides

Country Status (4)

Country Link
EP (1) EP1624979B1 (fr)
AT (1) ATE451977T1 (fr)
DE (2) DE10320078A1 (fr)
WO (1) WO2004098800A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102580966A (zh) * 2011-01-14 2012-07-18 克朗斯股份公司 容器清洗设施
US8678645B2 (en) 2008-09-24 2014-03-25 Krones Ag Device for monitoring the flow of water vapor
EP2361697B1 (fr) * 2010-02-26 2016-12-21 Krones AG Installation de nettoyage pour récipient et son procédé de fonctionnement
EP2873466B1 (fr) * 2013-11-11 2023-01-04 IWT S.r.L. Appareil pour la réduction de vapeurs pour machines à laver et machine à laver comprenant l'appareil

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016102672A1 (de) * 2016-02-16 2017-08-17 Khs Gmbh Behälterbehandlungsmaschine
DE102024103455A1 (de) * 2024-02-08 2025-08-14 Krones Aktiengesellschaft Behälterreinigungsanlage zum Reinigen von Behältern

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4083398A (en) * 1975-12-18 1978-04-11 John F. Fallon, Jr. Waste heat recovery system
GB2046086A (en) * 1979-04-05 1980-11-12 Newton John Washing machine
US5133041A (en) * 1989-09-05 1992-07-21 Gerhard Richter Method and apparatus for transporting commodities, especially liquid commodities, at temperatures above their congealing point in tanks or tank containers, as well as a method and apparatus for cleaning the tanks or tank containers
DE19802755A1 (de) * 1998-01-26 1999-07-29 Hoellmueller Maschbau H Vorrichtung zum Behandeln plattenförmiger Gegenstände, insbesondere elektronischer Leiterplatten, mit einer Behandlungsflüssigkeit
EP0744903B1 (fr) * 1994-02-18 2001-10-31 Sander Hansen A/S Procede et appareil pour la pasteurisation d'une ligne continue de produits

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4208665C2 (de) * 1992-03-18 1994-04-14 Maerkische Oberflaechenanlagen Verfahren zum Trocknen von Gegenständen sowie Anlage zur Durchführung des Verfahrens

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4083398A (en) * 1975-12-18 1978-04-11 John F. Fallon, Jr. Waste heat recovery system
GB2046086A (en) * 1979-04-05 1980-11-12 Newton John Washing machine
US5133041A (en) * 1989-09-05 1992-07-21 Gerhard Richter Method and apparatus for transporting commodities, especially liquid commodities, at temperatures above their congealing point in tanks or tank containers, as well as a method and apparatus for cleaning the tanks or tank containers
EP0744903B1 (fr) * 1994-02-18 2001-10-31 Sander Hansen A/S Procede et appareil pour la pasteurisation d'une ligne continue de produits
DE19802755A1 (de) * 1998-01-26 1999-07-29 Hoellmueller Maschbau H Vorrichtung zum Behandeln plattenförmiger Gegenstände, insbesondere elektronischer Leiterplatten, mit einer Behandlungsflüssigkeit

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8678645B2 (en) 2008-09-24 2014-03-25 Krones Ag Device for monitoring the flow of water vapor
EP2361697B1 (fr) * 2010-02-26 2016-12-21 Krones AG Installation de nettoyage pour récipient et son procédé de fonctionnement
CN102580966A (zh) * 2011-01-14 2012-07-18 克朗斯股份公司 容器清洗设施
EP2476492A1 (fr) * 2011-01-14 2012-07-18 Krones AG Installation de nettoyage de récipient
EP2873466B1 (fr) * 2013-11-11 2023-01-04 IWT S.r.L. Appareil pour la réduction de vapeurs pour machines à laver et machine à laver comprenant l'appareil

Also Published As

Publication number Publication date
EP1624979A1 (fr) 2006-02-15
ATE451977T1 (de) 2010-01-15
EP1624979B1 (fr) 2009-12-16
DE10320078A1 (de) 2004-12-02
DE502004010521D1 (de) 2010-01-28

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