WO2007057162A1 - Procédé de fonctionnement d’une source de rayonnement avec une lampe à halogénure métallique génératrice de lumière uv et dispositif de réalisation du procédé - Google Patents

Procédé de fonctionnement d’une source de rayonnement avec une lampe à halogénure métallique génératrice de lumière uv et dispositif de réalisation du procédé Download PDF

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Publication number
WO2007057162A1
WO2007057162A1 PCT/EP2006/010934 EP2006010934W WO2007057162A1 WO 2007057162 A1 WO2007057162 A1 WO 2007057162A1 EP 2006010934 W EP2006010934 W EP 2006010934W WO 2007057162 A1 WO2007057162 A1 WO 2007057162A1
Authority
WO
WIPO (PCT)
Prior art keywords
power supply
switch
metal halide
power
lamp
Prior art date
Application number
PCT/EP2006/010934
Other languages
German (de)
English (en)
Inventor
Christian Noll
Original Assignee
Brandenburger Patentverwertung Gdbr
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
Priority claimed from DE200510054969 external-priority patent/DE102005054969A1/de
Application filed by Brandenburger Patentverwertung Gdbr filed Critical Brandenburger Patentverwertung Gdbr
Publication of WO2007057162A1 publication Critical patent/WO2007057162A1/fr

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 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/10—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation for articles of indefinite length
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
    • F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
    • F16L55/165—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section
    • F16L55/1652—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section the flexible liner being pulled into the damaged section
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/40—Controlling the intensity of light discontinuously
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
    • B29C2035/0827—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using UV radiation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2101/00—Uses or applications of pigs or moles
    • F16L2101/10—Treating the inside of pipes

Definitions

  • the invention relates to a method for operating a radiation source with a UV light-generating metal halide lamp for irradiating inner walls of elongated cavities through which air flows and an arrangement for carrying out the method according to the preamble of claims 1 and 8.
  • a liner from a curable by UV light resin-impregnated fiber material is drawn into the interior of the channel, which is then pressed by compressed air to the inner wall of the channel and cured by passing a UV radiation source, as z. B. from DE 198 17 413 C2 has become known.
  • the UV light is generated here in the rule by lamps containing a metal halide and operated by means of suitable power supplies. Depending on the channel diameter lamps of different power are used. For channels with a small diameter z. B. 400 W lamps and for channels with a larger diameter lamps with a higher electrical connection power of z. B. 1000 watts are used.
  • each lamp is associated with a power supply, so that get used depending on the power of the lamps used in the radiation source power supplies with different electrical output powers. Since for different channel diameters different lamp powers and thus different power supplies are required, for. B. 400 W, 600W or 1000 W power supplies, is connected to the operation of the radiation sources according to the prior art usually a high device, control and service costs.
  • the lamps used are special designs that are specially matched with respect to their radiation spectrum to the particular type of resin used, thereby reducing the cost of manufacturing the Lamps or bulbs are particularly high in the case of metal halide lamps due to the relatively small numbers.
  • the existing non-intrinsically stiff fiber material liners during insertion and also when passing the radiation source must be constantly supplied with compressed air to keep it in the clamped state in contact with the channel wall.
  • the liner is closed at its ends in a known manner by packers which are provided with through openings through which the electrical leads for supplying the radiation source with electrical energy are passed. Due to the unavoidable leaks in the area of the passage openings, the problem arises that within the cavity to be irradiated, an air flow is generated, which constantly flows around the metal halide lamps, which are uncovered towards the inner walls and very hot during operation, and thereby cool, thereby reducing their operating temperature becomes.
  • a circuit arrangement for operating a UV fluorescent lamp in a tanning device in which two or more ballasts can be connected individually or in parallel to the UV fluorescent lamp in order to compensate for age-related changes in the radiation spectrum with different radiation powers to be able to operate.
  • the document gives no indication to operate the circuit in conjunction with UV light-generating metal halide, which are used in the light curing of liners in sewer rehabilitation, and which have a significantly higher operating temperature and radiation density compared to fluorescent lamps.
  • the object of the invention is to provide a method for operating a radiation source with a UV light-generating metal halide lamp, which is used for curing liners in the sewer rehabilitation, as well as an arrangement for carrying out the method with which the device, control , and reduce service cost.
  • each lamp or each lamp assembly of at least two lamps of a radiation source of each one of two power supplies of different power or both are controlled, the power supply units or power supplies are connected in parallel and per power supply as needed either individually or alternatively together with the Lamp or the lamp assembly can be connected.
  • the output powers, or output currents of the individual power supplies are inventively coordinated so that the total power of all power supplies together corresponds to the rated power, or the maximum power of the associated lamp or lamp assembly.
  • lamps means that a single lamp or bulb is controlled and the term “lamp assembly” that at least two lamps / pears are coordinated with each other. Therefore, if in the following of "lamp” is mentioned, as including a lamp assembly is to be understood.
  • a lamp of higher electrical power -. B. a lamp with a rated power of 1000 W with a lower power designed to operate without the lamp in practice during the irradiation process in the channel as a result of the lamp constantly sweeping air flow, by the compressed air for pressing the liner on the inner wall of the channel is caused, goes out.
  • a lamp of higher electrical power -. B. a lamp with a rated power of 1000 W with a lower power designed to operate without the lamp in practice during the irradiation process in the channel as a result of the lamp constantly sweeping air flow, by the compressed air for pressing the liner on the inner wall of the channel is caused, goes out.
  • the lamps with the power supply low power or average power and the radiated UV spectrum of the metal halide lamp does not change, or only insignificantly.
  • the 1000-W lamp can be operated with an unchanged radiation spectrum and a power of substantially 600 W radiates.
  • the 400 W power supply provides a current of approximately 4.5 A and the 600 W power supply a current of approximately 6.5 A, the voltage being 220 V and the frequency being 50 Hz. If you switch both power supplies electrically parallel to each other, so it is possible to operate the lamp with a power of 1000 W, with the two individual currents of the power supplies add up and the total current is about I I A.
  • a metal halide lamp can be operated with power supplies despite the reduction of the operating temperature due to reduced radiant power and additional cooling by external cooling air in the cavities through which air flows.
  • the one compared to the rated power of the lamp have significantly lower electrical output power.
  • This reduced output power can be surprisingly lowered even to a value in the range of about 40% of the rated power, wherein the radiation curing at rated power in the range between 40% and 100% without a change, or adjustment of the composition of the resin also without Losses are possible.
  • the manufacturing and operating costs and in particular the service costs can be significantly reduced due to the uniform design of the lamps and the increased quantities.
  • the switching from one power supply to the other or both can be done via contactors or relays, so that can be dispensed with complex electronic control devices, although such desired cases can also be used.
  • a complex adjustment of the phase position of the power supply is not required if the power supplies are connected in the manner described in more detail below.
  • Another advantage of the invention is that it can be used both for pure lamp chains (fairy lights) for the irradiation of small diameter channels and for radiation sources, each with a plurality of lamps, or lamp assemblies per module of a radiation source when the radiation source is composed of several rigidly or hingedly coupled together lamp modules.
  • the invention opens up the possibility of switching cabinets, which are designed for operation with a plurality of different types of, in particular, modular radiation sources, simultaneously to ignite all lamps of a modular or chain-shaped radiation source.
  • FIG. 1 is a schematic sectional view through a channel with inserted inventive radiation source
  • Fig. 3 is a circuit diagram in a schematic representation for driving the switch.
  • a buried channel 10, to which an input shaft 11 leads, is to be refurbished by drawing in a liner 12 made of resin-impregnated fibrous material, which is curable under the action of ultraviolet light.
  • the liner 12 is drawn in a known manner as a collapsed hose into the interior of the channel 10 and expanded by means of compressed air and pressed against the inner wall of the channel 10, which is fed via the input shaft 11 and a lock, not shown.
  • a radiation source 13 is pulled through the channel 10, to which at least one UV light-emitting lamp or bulb 14 is received.
  • the radiation source 13 preferably comprises a plurality of modules 13a, in particular articulatedly coupled to one another, of which each module 13a has wheels 15 received on spring-suspended arms 16, which serve to guide the radiation source 13 within the channel 10 and one Allow adaptation to different duct diameters.
  • At least one lamp 14 is received on each module 13a, as shown in FIG. 1, but with channels having a large internal diameter, this is also true several lamps 14, z. B. three lamps, preferably evenly distributed over the circumference can be attached to a module 13 a.
  • the UV-emitting lamps 14 are preferably known metal halide lamps having a preferably high electrical rating of z. B. 1000 W or more.
  • z. B. with a diameter of less than 100 mm, are used, but it may also be sufficient to use a lamp with half the rated electrical capacity of z. B. use 500 W, which is operated according to the invention with power supplies that provide according to only half the electrical output.
  • z. B. also lamps with 1500 W, 2000 W or even with an even larger electrical connection power can be used.
  • Fig. 2 shows a circuit arrangement 20 according to the invention for operating one of the lamps 14 of the radiation source 13 of Fig. 1, which is located outside the channel 10, and with which the lamp 14 is connected via a corresponding electrical lead 18a, 18b, preferably is guided through the input shaft 11 to the radiation source 13.
  • the lamp 14 which has a predetermined maximum rated electric power of, in particular, 1000 W, is associated with two power supplies 21 and 22 which are connected in parallel to operate the lamp 14 with the maximum rated power of 1000 watts.
  • a first switch 25 In the supply line 23 to the first power supply 21 is a first switch 25 and in the supply line 24 to the second power supply 22, a second switch 26, which can be operated separately or together.
  • the services of the power supply units 21 and 22 - of which the first power supply unit 21 has a lower electrical output line than the second power supply unit 22 - are coordinated so that when both switches 25 and 26 are closed and the power supplies 21, 22 are connected in parallel and the lamp 14 is operated at its maximum power.
  • the first switch 25 is closed and the second switch 26 is opened, whereby the lamp 14 is supplied only by the first power supply 21 low electrical power.
  • the second switch 26 is closed and the first switch 25 is opened, whereby the lamp 14 their power exclusively from the second Power supply 22 receives.
  • the lamp 14 will be energized by both power supplies 21 and 22 at the maximum current, that is, at the maximum current. H. supplied with the maximum power, which preferably corresponds to the maximum rated power of the lamp 14 and is 1000 W in the present example.
  • the powers of the power supply units 21, 22 are adjusted according to the invention exclusively by a suitable current limitation, whereas the voltage supplied to the UV lamps 14 substantially remains the same.
  • the first power supply 21 supplies a current of approximately 4.5 A
  • the second power supply 22 provides a current of 6.75 A when the voltage and the frequency of both power supplies are 220 V and 50 Hz.
  • the adaptation of the power supplies to the required lamp power is preferably carried out only by limiting the respective output current.
  • the power supplies 21,22 are preferably arranged together with ignition devices for the lamps 14 in a control cabinet, via which the respective switches 25, 26 are controlled to switch the power.
  • a control panel which is preferably used in conjunction with such a control cabinet, Fig. 3.
  • the control panel 30 has one of the number of driven lamps or lamp chains 14 corresponding number of external switches, preferably in the form of Pushbutton rows, of which in Fig. 3, only two pushbutton rows 31, 32, each with three push buttons 31a, 31b and 31c and 32a, 32b and 32c are shown by way of example.
  • the push-buttons with the index a close both switches 25 and 26, whereas by the actuation of the pushbuttons with the index b the switch 25 is closed and the switch 26 is opened and by actuation of the push-buttons with the index c the switch 25 is opened and the switch 26 of the associated lamp 14 is closed.
  • the individual pushbuttons 31, 32 are connected via control lines 33 and 34 with the switches 25, 26 to their control.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Radiation-Therapy Devices (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)

Abstract

Le procédé de fonctionnement selon l'invention d'une source de rayonnement (13) avec une lampe (14) génératrice de lumière UV pour irradier des cavités (10) s'étendant le long des parois internes avec de la lumière UV, la lampe (14) étant alimentée en énergie électrique avec un dispositif d'alimentation en courant (21, 22), ainsi qu'un dispositif de réalisation du procédé se caractérisent en ce que le dispositif d'alimentation en courant comporte un premier bloc d'alimentation (21) de puissance électrique relativement faible et un second bloc d'alimentation (22) de puissance électrique relativement élevée, et en ce que le premier bloc d'alimentation (21) et le deuxième bloc d'alimentation (22) sont connectés en parallèle l'un à l'autre et reliés électriquement à la lampe (14) soit séparément, soit ensemble, au choix.
PCT/EP2006/010934 2005-11-16 2006-11-15 Procédé de fonctionnement d’une source de rayonnement avec une lampe à halogénure métallique génératrice de lumière uv et dispositif de réalisation du procédé WO2007057162A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102005054969.1 2005-11-16
DE200510054969 DE102005054969A1 (de) 2005-11-16 2005-11-16 Verfahren zum Betrieb einer Strahlungsquelle mit einer UV-Licht erzeugenden Lampe zur Bestrahlung von Innenwänden langgestreckter Hohlräume sowie Anordnung zur Durchführung des Verfahrens
DE202005020431U DE202005020431U1 (de) 2005-11-16 2005-12-30 Anordnung zur Bestrahlung von Innenwänden langgestreckter Hohlräume mit einer eine UV-Licht erzeugende Metall-Halogenidlampe umfassenden Strahlungsquelle
DE202005020431.5 2005-12-30

Publications (1)

Publication Number Publication Date
WO2007057162A1 true WO2007057162A1 (fr) 2007-05-24

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PCT/EP2006/010934 WO2007057162A1 (fr) 2005-11-16 2006-11-15 Procédé de fonctionnement d’une source de rayonnement avec une lampe à halogénure métallique génératrice de lumière uv et dispositif de réalisation du procédé

Country Status (2)

Country Link
DE (1) DE202005020431U1 (fr)
WO (1) WO2007057162A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220063146A1 (en) * 2015-10-08 2022-03-03 I.S.T. Innovative Sewer Technologies Gmbh Curing Device Comprising a Lamp that Produces UV Light

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2924484B1 (fr) * 2007-12-03 2011-04-01 Vinci Cosntruction France Dispositif et procede de traitement de l'interieur d'une conduite.

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0122246A1 (fr) * 1983-04-06 1984-10-17 Inpipe Aktiebolag Procédé et dispositif de revêtement de tuyauteries au moyen d'un tuyau souple comportant une resine durcissable
EP0155406A2 (fr) * 1984-01-05 1985-09-25 Insituform Holdings Limited Revêtement des tuyaux et conduits
CH676029A5 (en) * 1986-12-30 1990-11-30 I & C Investment And Controlin Reconstruction of damaged underground pipelines - three layer tube with transparent inner and outer layers and central curable layer is hauled into pipe, inflated and cured by light source
DE29812835U1 (de) * 1998-07-18 1998-09-24 UV Reline. tec GmbH & Co., 87437 Kempten Strahlungsquelle für die Bestrahlung von Innenwänden langgestreckter Hohlräume
DE29820521U1 (de) * 1998-11-17 1999-01-28 Uv Reline Tec Gmbh & Co Strahlungsquelle für langgestreckte Hohlräume
US6436299B1 (en) * 1999-06-21 2002-08-20 Amway Corporation Water treatment system with an inductively coupled ballast
EP1255423A1 (fr) * 1995-08-02 2002-11-06 Amway Corporation Système de traitement de l'eau par UV
EP1262708A1 (fr) * 2001-05-10 2002-12-04 UV Reline.tec GmbH & Co. Procédé pour rénover des tuyaux

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0122246A1 (fr) * 1983-04-06 1984-10-17 Inpipe Aktiebolag Procédé et dispositif de revêtement de tuyauteries au moyen d'un tuyau souple comportant une resine durcissable
EP0155406A2 (fr) * 1984-01-05 1985-09-25 Insituform Holdings Limited Revêtement des tuyaux et conduits
CH676029A5 (en) * 1986-12-30 1990-11-30 I & C Investment And Controlin Reconstruction of damaged underground pipelines - three layer tube with transparent inner and outer layers and central curable layer is hauled into pipe, inflated and cured by light source
EP1255423A1 (fr) * 1995-08-02 2002-11-06 Amway Corporation Système de traitement de l'eau par UV
DE29812835U1 (de) * 1998-07-18 1998-09-24 UV Reline. tec GmbH & Co., 87437 Kempten Strahlungsquelle für die Bestrahlung von Innenwänden langgestreckter Hohlräume
DE29820521U1 (de) * 1998-11-17 1999-01-28 Uv Reline Tec Gmbh & Co Strahlungsquelle für langgestreckte Hohlräume
US6436299B1 (en) * 1999-06-21 2002-08-20 Amway Corporation Water treatment system with an inductively coupled ballast
EP1262708A1 (fr) * 2001-05-10 2002-12-04 UV Reline.tec GmbH & Co. Procédé pour rénover des tuyaux

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220063146A1 (en) * 2015-10-08 2022-03-03 I.S.T. Innovative Sewer Technologies Gmbh Curing Device Comprising a Lamp that Produces UV Light

Also Published As

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