WO2006005294A1 - Regroupement énergétique de métiers à tisser - Google Patents

Regroupement énergétique de métiers à tisser Download PDF

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Publication number
WO2006005294A1
WO2006005294A1 PCT/DE2005/001132 DE2005001132W WO2006005294A1 WO 2006005294 A1 WO2006005294 A1 WO 2006005294A1 DE 2005001132 W DE2005001132 W DE 2005001132W WO 2006005294 A1 WO2006005294 A1 WO 2006005294A1
Authority
WO
WIPO (PCT)
Prior art keywords
energetic
electric motor
loom
drive unit
drive shaft
Prior art date
Application number
PCT/DE2005/001132
Other languages
German (de)
English (en)
Inventor
Wilhelm Herrlein
Michael Lehmann
Manuel Renz
Dieter Mayer
Horst Hellmuth
Original Assignee
Lindauer Dornier Gesellschaft Mbh
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 DE102004034117A external-priority patent/DE102004034117A1/de
Application filed by Lindauer Dornier Gesellschaft Mbh filed Critical Lindauer Dornier Gesellschaft Mbh
Priority to EP05760080A priority Critical patent/EP1766120A1/fr
Publication of WO2006005294A1 publication Critical patent/WO2006005294A1/fr

Links

Classifications

    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03J—AUXILIARY WEAVING APPARATUS; WEAVERS' TOOLS; SHUTTLES
    • D03J1/00—Auxiliary apparatus combined with or associated with looms
    • D03J1/006—Controlling a group of looms
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D51/00—Driving, starting, or stopping arrangements; Automatic stop motions
    • D03D51/02—General arrangements of driving mechanism

Definitions

  • the invention relates to an energetic loom group comprising n weaving machines with shedding means, wherein each weaving machine has a main drive shaft, each weaving machine has at least one acting on the main drive shaft drive unit with a variable speed and direction, consisting of rotor and stator electric motor, which electric motor with a as an inverter formed power electronic actuator is operated, which is part of the drive unit, and wherein further between the electric motor and the main drive shaft consisting of a non-rotatable and rotatable parts, electromagnetic switchable clutch-brake combination is arranged and wherein the drive unit preferably has an additional flywheel ,
  • the object of the invention is to keep the cost of power electronic means for operating looms in an energetic loom group low.
  • the supply of electrical energy during motor operation of the drive unit according to the invention takes place in that a first feed unit is present, which is connected to an electrical voltage intermediate circuit.
  • the regenerative power supply takes place in generator operation of the drive unit according to the invention in that there is a second feed-in unit designed as a regenerative unit, which is likewise connected to the electrical voltage intermediate circuit.
  • the invention provides that the inverters of the drive units of n looms, where n> 1, are connected to a common electrical voltage intermediate circuit and that for the Drive units of n looms a shared electrical braking resistor is present, which is connected via suitable means to the electrical voltage intermediate circuit.
  • the at least one regenerative unit or the at least one electrical braking resistor can be designed so that the simultaneous stopping braking of several looms out of maximum operating speed is possible.
  • Figure 1 is a schematic representation of a known frequency converter in
  • Figure 2 is a schematic representation of a known frequency converter in
  • Figure 3 is a schematic representation of a known frequency converter in
  • Figure 4 is a schematic representation of a known frequency converter in
  • FIG. 1 shows a simplified or schematic representation of a known from the prior art frequency converter 1 for the electric motor 2 of the drive unit, not shown, of an operable in an energetic weaving machine loom loom.
  • the frequency converter 1 associated feed unit 4 converts the mains voltage into a voltage with a generally high DC voltage component.
  • the feed unit 4 is not able to feed back electrical energy from the voltage intermediate circuit 5 into the supply network 3 in this exemplary embodiment.
  • Such a non-regenerative feed unit is often performed in the art as a so-called uncontrolled B6 bridge.
  • the inverter 7 converts the voltage from the voltage intermediate circuit 5 back to an alternating or rotary voltage; i.e.
  • an AC or three-phase system 8 which can differ from the feeding network 3, especially in rms voltage, frequency, phase angle and strand number.
  • FIG. 1 for example, it is a three-phase three-phase system 8.
  • the feed unit 4 can not pass this energy to the feeding network 3 and the capacity 6 can absorb this energy only to a certain extent, since otherwise the voltage in the voltage intermediate circuit 5 becomes unacceptably high.
  • a switch 9 often referred to in the art as a chopper or brake chopper, this energy is instead supplied to the at least one electrical braking resistor 10, which converts it into heat.
  • the lengths of switch-on and switch-off times of the switch 9 are determined taking into account the level of the voltage in the voltage intermediate circuit 5.
  • the kinetic energy of the engine 2 itself and possibly present at least one flywheel is very high. With frequent braking arises in the braking resistor 10 correspondingly much heat.
  • the braking resistor 10 must therefore be made correspondingly large in order to be able to radiate the heat to the environment. That that e.g. a control cabinet, in which the braking resistor 10 is installed, must be correspondingly large and / or costly to be cooled.
  • DC braking or countercurrent braking or short-circuit braking of the electric motor 2 is to be carried out, which except the electric motor 2, the optionally present at least one flywheel, the co-rotating parts of a clutch-brake combination, if necessary Weaving machine and optionally further components decelerates accordingly.
  • the procedures for DC braking, for countercurrent braking and for short-circuit braking itself are adequately described in the prior art. They cause the kinetic energy is significantly converted into engine heat.
  • the braking resistor 10 and also the switch 9 can be designed correspondingly smaller, as well as the necessary radiating surface for the cabinet heat.
  • the proportions of the kinetic energy converted via heat via the braking resistor 10 and via a DC braking or counter-current braking or short-circuit braking can be influenced in relation to each other - preferably by the type of driving of the inverter 7 and the switch 9. If necessary, this allows the operator / operator be, for example giving recommendations or it is done independently by means of taxation. Optionally, can be completely dispensed with the switch 9 and the braking resistor 10. The arrangement acc. FIG. 1 then reduces around the switch 9 and the braking resistor 10.
  • FIG. 2 shows a correspondingly reduced arrangement of a frequency converter 1.
  • the feed unit 11 has the same task as the feed unit 4 in Figure 1, but in contrast to the feed unit 4 in Figure 1 also able to feed back energy from the voltage intermediate circuit 12 in the feeding network 13.
  • Such supply units are state of the art and in power electronics often constructed like an inverter.
  • Braking resistor 14 and the switch 15 can be designed correspondingly smaller, as well as the necessary radiating surface for the heat of the control cabinet.
  • Proportions of the kinetic energy converted in heat via the braking resistor 14 and the energy fed back into the supply network 13 can be influenced in relation to one another - preferably by the type of activation of the
  • FIG. 4 shows a correspondingly reduced arrangement of a frequency converter 17.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Looms (AREA)
  • Stopping Of Electric Motors (AREA)
  • Replacement Of Web Rolls (AREA)
  • Preliminary Treatment Of Fibers (AREA)

Abstract

L'invention vise à maintenir à un faible niveau les moyens électroniques de puissance mis en oeuvre pour faire fonctionner des métiers à tisser dans un regroupement énergétique de métiers à tisser. A cet effet, l'onduleur (7) des unités d'entraînement de n métiers à tisser, n étant supérieur à 1, est relié à un circuit intermédiaire (5) de tension électrique commun et, pour les unités d'entraînement des n métiers à tisser, une unité d'alimentation (4) du redresseur, laquelle est utilisée en commun et apte à l'alimentation en retour, est reliée au circuit intermédiaire (5) de tension électrique.
PCT/DE2005/001132 2004-07-15 2005-06-24 Regroupement énergétique de métiers à tisser WO2006005294A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP05760080A EP1766120A1 (fr) 2004-07-15 2005-06-24 Regroupement energetique de metiers à tisser

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004034117A DE102004034117A1 (de) 2004-07-15 2004-07-15 Antriebseinheit für eine Webmaschine, Webmaschine und Webmaschinenverbund
DE102004034117.6 2004-07-15

Publications (1)

Publication Number Publication Date
WO2006005294A1 true WO2006005294A1 (fr) 2006-01-19

Family

ID=34979415

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/DE2005/001132 WO2006005294A1 (fr) 2004-07-15 2005-06-24 Regroupement énergétique de métiers à tisser
PCT/DE2005/001133 WO2006005295A1 (fr) 2004-07-15 2005-06-24 Unite d'entrainement pour metier a tisser et metier a tisser equipe de cette unite d'entrainement

Family Applications After (1)

Application Number Title Priority Date Filing Date
PCT/DE2005/001133 WO2006005295A1 (fr) 2004-07-15 2005-06-24 Unite d'entrainement pour metier a tisser et metier a tisser equipe de cette unite d'entrainement

Country Status (4)

Country Link
EP (2) EP1766119B1 (fr)
AT (1) ATE462034T1 (fr)
DE (2) DE102004063925B4 (fr)
WO (2) WO2006005294A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1029376B1 (de) * 2021-05-26 2023-03-08 Deere & Co Antriebsanordnung einer Konditioniereinrichtung eines Feldhäckslers mit einem elektrischen Antriebsstrang

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110417184A (zh) * 2019-08-06 2019-11-05 吴江市盛洲纺机配件有限公司 一种用于织机的一体式可控定子调速电机

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3800653A1 (de) * 1987-01-15 1988-07-28 Elitex Zavody Textilniho Elektronischer schaltkommutator zur steuerung von asynchronmotoren
WO1999027426A1 (fr) * 1997-11-21 1999-06-03 Picanol N.V. PROCEDE ET SYSTEME D'ENTRAINEMENT POUR l'ENTRAINEMENT UNE MACHINE COMMANDE PAR COUPLE
WO2001043270A2 (fr) * 1999-12-10 2001-06-14 Picanol N.V. Systeme d'entrainement pour un groupe de machines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH466828A (de) * 1967-12-04 1968-12-15 Fischer Ag Georg Antriebsaggregat, insbesondere für Webmaschinen
SE508237C2 (sv) * 1993-10-18 1998-09-14 Texo Ab Anordning vid drivorgan för drivaxel i en vävmaskin samt förfarande för att utnyttja anordningen vid drivorgan i vävmaskin
DE10061717B4 (de) * 2000-12-12 2006-01-26 Lindauer Dornier Gmbh Antriebsanordnung für eine Webmaschine und Fachbildemaschine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3800653A1 (de) * 1987-01-15 1988-07-28 Elitex Zavody Textilniho Elektronischer schaltkommutator zur steuerung von asynchronmotoren
WO1999027426A1 (fr) * 1997-11-21 1999-06-03 Picanol N.V. PROCEDE ET SYSTEME D'ENTRAINEMENT POUR l'ENTRAINEMENT UNE MACHINE COMMANDE PAR COUPLE
WO2001043270A2 (fr) * 1999-12-10 2001-06-14 Picanol N.V. Systeme d'entrainement pour un groupe de machines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1029376B1 (de) * 2021-05-26 2023-03-08 Deere & Co Antriebsanordnung einer Konditioniereinrichtung eines Feldhäckslers mit einem elektrischen Antriebsstrang

Also Published As

Publication number Publication date
DE502005009278D1 (de) 2010-05-06
EP1766120A1 (fr) 2007-03-28
DE102004063925A1 (de) 2006-02-16
EP1766119A1 (fr) 2007-03-28
ATE462034T1 (de) 2010-04-15
WO2006005295A1 (fr) 2006-01-19
EP1766119B1 (fr) 2010-03-24
DE102004063925B4 (de) 2006-12-28

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