WO2021084081A1 - Dispositif de transport sous la forme d'un moteur linéaire à stator long - Google Patents

Dispositif de transport sous la forme d'un moteur linéaire à stator long Download PDF

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Publication number
WO2021084081A1
WO2021084081A1 PCT/EP2020/080534 EP2020080534W WO2021084081A1 WO 2021084081 A1 WO2021084081 A1 WO 2021084081A1 EP 2020080534 W EP2020080534 W EP 2020080534W WO 2021084081 A1 WO2021084081 A1 WO 2021084081A1
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WO
WIPO (PCT)
Prior art keywords
stator
coolant
cooling
modules
transport device
Prior art date
Application number
PCT/EP2020/080534
Other languages
German (de)
English (en)
Inventor
Akio KISHIOKA
Frederik Maurice DANKELMANN
Robert KICKINGER
Original Assignee
B&R Industrial Automation GmbH
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 B&R Industrial Automation GmbH filed Critical B&R Industrial Automation GmbH
Publication of WO2021084081A1 publication Critical patent/WO2021084081A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/12—Machines characterised by the modularity of some components
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil

Definitions

  • Transport device in the form of a long stator linear motor
  • the present invention relates to a transport device in the form of a long stator linear motor with a stator and at least one transport unit which is arranged movably along the stator, the stator being composed of a plurality of stator modules and a plurality of drive coils being arranged on each stator module.
  • the invention also relates to a method for operating such a transport device.
  • Long-stator linear motors are known from the prior art.
  • drive coils are arranged one behind the other in the direction of movement along a stationary support structure.
  • Such motors are often used as transport devices to fulfill a transport task.
  • the drive coils which are arranged in a stationary manner, form the stator of the long-stator linear motor that extends over the movement path.
  • Excitation magnets either permanent magnets or electromagnets, are arranged on a rotor and generate a magnetic excitation field.
  • the runner functions in a transport device as a transport unit for moving an object.
  • Planar motors are also known in which the drive coils are arranged in a stationary manner in a plane of movement and form the stator and the rotor can be moved in two directions in the plane of movement.
  • planar motors have a modular structure with stator modules.
  • US Pat. No. 9,202,719 B1 shows such a modular planar motor.
  • the cooling of the stator modules of a planar motor is, however, less critical, because usually few stator modules are used and the stator modules are very compact against one another and thus the resulting heat is better distributed in the stator through thermal conduction and other heat compensation mechanisms. It is therefore also structurally simple to cool such a planar motor as a whole, as is shown, for example, in DE 102017 131 324 A1. With a planar motor, the same problems with regard to cooling do not arise as with a long-stator linear motor with large stator lengths.
  • At least two stator modules of the stator are designed with a cooling circuit, the cooling circuits of the at least two stator modules being connected in series and / or parallel to one another and a coolant circuit is provided, the coolant through the serially and / or parallel connected Circulating cooling circuits of the at least two stator modules.
  • coolant circuits and / or components for cooling the stator segments can be saved, which reduces the cost of cooling the stator.
  • the known cooling capacity of the coolant circuit it can be determined, for example by thermal estimation, calculation or simulation, which stator modules to be cooled are cooled with the same coolant circuit.
  • stator modules that are in operation of the transport device can also be selectively cooled require active cooling due to the heat load that occurs. All other stator segments do not have to be cooled, but could just as well be cooled. The effort for cooling the stator of the long stator linear motor and the associated problems can thus be reduced as far as possible.
  • At least one stator module of the stator can be actively cooled in a targeted manner by means of a coolant circuit, the heat load of which would exceed a permissible heat load during operation of the transport device without active cooling.
  • Another stator module of the stator the thermal load of which would remain below a permissible thermal load during operation of the transport device without active cooling, can be operated without cooling in order to reduce the cost of cooling the stator.
  • the number of stator modules cooled with a coolant circuit can thus be flexibly adapted to the cooling capacity of a coolant circuit, but also to the heat load on the individual stator modules when the transport device is in operation.
  • a coolant circuit can be designed to be open or closed, and provision can be made for a cooling unit to be arranged in the coolant circuit for cooling the coolant heated in the at least one stator module and / or a circulation pump for circulating the coolant.
  • a pump control unit can also be provided to control the delivery rate of the at least one circulating pump, preferably as a function of a temperature of the coolant in the coolant circuit and / or a temperature of part of the at least one actively cooled stator module.
  • the cooling capacity of the coolant circuit can thus be flexibly adapted to the current conditions in the operation of the transport unit and the coolant circuit does not always have to be operated with the maximum possible cooling capacity.
  • the cooling capacity of the coolant circuit can be increased because the temperature spread between the coolant and the temperature of the stator module can be increased.
  • a cooling capacity of the cooling unit can also be controlled, preferably as a function of a temperature of the coolant in the coolant circuit and / or a temperature of a part of the at least one actively cooled stator module.
  • the cooling capacity of the coolant circuit can be flexibly adapted to the current conditions in the operation of the transport unit and the coolant circuit does not always have to be operated with the maximum possible cooling capacity.
  • At least one cooling plate is arranged on a cooled stator module, a supply line for coolant and a discharge line for coolant being provided on the cooling plate and at least one coolant line being provided in the cooling plate which connects the supply line and the discharge line.
  • a cooling plate enables stator modules to be converted into cooled stator modules in a simple manner by arranging a cooling plate on the stator module. The cooled and uncooled stator modules therefore do not have to differ structurally.
  • FIGS. 1 to 5 show exemplary, schematic and non-limiting advantageous embodiments of the invention. It shows
  • FIG. 1 shows an example of a transport device in the form of a long stator linear motor
  • FIG. 2 shows a transport device in the form of a long stator linear motor with selective cooling of individual stator modules according to the invention
  • FIG. 4 shows a stator module which has been converted into a cooled stator module by arranging a cooling plate
  • FIG. 5 shows a control of a circulation pump of a coolant circuit.
  • a well-known transport device 1 is shown in the form of a long stator linear motor.
  • the transport device 1 consists of a plurality of separate stator modules Sm with m> 1, which are assembled to form a stationary stator 2 of the long stator linear motor.
  • the stator modules Sm can be arranged on a stationary support structure (not shown in FIG. 1).
  • a plurality of drive coils AS are arranged on a stator module Sm (only shown for the stator module S3 in FIG. 1).
  • the stator 2 forms the possible transport path of the transport device 1 for a number of transport units Tn with n> 1, in that a transport unit Tn can be moved along the stator 2.
  • the transport path can be closed or open.
  • the transport path can also have several branches Zk with k> 1, which in turn can be designed to be open or closed (as in FIG. 1).
  • the transport path can also comprise several branches Z1, Z2 which are connected to one another by switches W.
  • a transport unit Tn can be moved along the desired branch Z1, Z2.
  • the switch W is formed on the stator modules Sm-2, Sm-1.
  • the switch W can mechanically or also electromagnetically, as described, for example, in EP 3 109998 B1.
  • the electromagnetic switch position in the switch can take place with the drive coils AS and / or with additional switch coils.
  • the stator modules Sm can also be designed in different geometric shapes, for example straight line modules or curve modules, in order to be able to implement different transport paths, as described, for example, in EP 3243772 B1.
  • the regulation of the movement of a transport unit Tn by a control unit 3 and the associated control of the involved drive coils AS and position detection of the transport unit Tn along the transport path are also well known, for example from EP 3385 110 A1 and EP 3376 166 A1. Since, however, neither the specific regulation nor the position detection or a specific geometry of the stator 2 or a stator module Sm is important for the invention, this is not explained in more detail here.
  • the movement profile for example a speed-time curve, a path-time curve or a position-time curve along the stator 2, is essentially dependent on the transport task that is to be implemented with the transport device 1.
  • the movement profile can for example include accelerations, decelerations, stops and constant speed drives along the movement path.
  • the movement profile is known for this due to the transport task to be carried out or is planned accordingly to fulfill the transport task.
  • the number of movement cycles essentially indicates how often a part of a movement profile is carried out on a certain stator module Sm in a certain period of time, e.g. per second.
  • a movement profile that requires high currents, for example due to high acceleration, high transported mass or in the area of an electromagnetic switch for switch setting, but is only very rarely carried out on a stator module Sm, will hardly lead to a thermal problem because the stator module Sm has sufficient time has to passively dissipate the generated heat, for example via heat conduction into the supporting structure or heat radiation. Will this movement profile but often carried out on a stator module Sm, the heat generated with it can possibly no longer be easily and passively dissipated. Even a movement profile that requires relatively low currents can lead to thermal problems if the number of movement cycles is sufficiently high.
  • a thermal problem is understood here in particular as a thermal load on the stator module Sm at which a predetermined maximum temperature of the stator module Sm is exceeded, at which a component of the stator module Sm, such as the coil winding, the insulating varnish, the potting compound, an electronic component etc. is damaged or would even be destroyed.
  • stator modules Sm on the basis of the planned movement profiles, for example to estimate, calculate or simulate thermally. As a further consequence, it can thus be determined in advance whether a specific stator module Sm may or may not experience a thermal problem as a result of the heat generated during the intended operation.
  • those stator modules Sm are preferably actively cooled at which a thermal problem can occur during operation without active cooling, the determined thermal load of which would consequently exceed a predefined permissible thermal load during operation without active cooling.
  • the permissible heat load can be a permissible temperature at a specific point on the stator module Sm or a permissible amount of heat supplied, or the like.
  • the permissible thermal load can be known or can be determined from thermal tests, calculations or simulations.
  • a process station 4 is provided in the area of the stator modules S2, S3, in which the transport units Tn with an object for processing are stopped or slowly moved through.
  • the transport units Tn with the transported objects are accelerated and removed at the switch W via the stator modules Sm-1, Sm from the transport device 1 via the open branch Z2.
  • Transport units Tn with unprocessed objects can be supplied via the branch Z2 via the stator module Sm-3 and the switch W.
  • a robot could also be arranged in a process station 4, which robot can interact with the object on the transport unit Tn.
  • stator modules S2, S3, S4 for example in the area of the process station 4 and the stator modules Sm-2, Sm-1 of the switch W is high and thermal problems can arise. Therefore, these stator modules S2, S3, S4, Sm-2, Sm-1 are actively cooled. In the other stator modules, the transport unit Tn is moved essentially at constant speed or with small accelerations, which does not require high drive currents. The heat load in these stator modules is therefore sufficiently low that no active cooling is required due to the heat load to be expected.
  • Active cooling is understood to mean cooling by means of a cooling circuit 17 in which a coolant is guided through at least one coolant line 7 in the stator module Sm and thereby absorbs and dissipates heat from the stator module Sm.
  • the coolant can be a suitable gaseous (e.g. air) or liquid (e.g. water) fluid.
  • a cooled stator module Sm thus has a supply line 5 for coolant and a discharge line 6 for heated coolant, which are connected by the at least one coolant line 7 in the stator module Sm. Coolant is circulated through the stator module Sm via the supply line 5, the coolant line 7 and the discharge line 6.
  • the removed coolant can be actively cooled outside the stator module Sm in a cooling unit 10, e.g. with a heat exchanger or a heat pump, or passively, for example in a heat sink, and can be guided through the stator module Sm in an open or closed coolant circuit 13.
  • a cooling unit 10 e.g. with a heat exchanger or a heat pump, or passively, for example in a heat sink, and can be guided through the stator module Sm in an open or closed coolant circuit 13.
  • the coolant circuit 13 for the stator module Sm-1 of the switch W is designed to be open.
  • coolant is provided from a coolant source 8 and fed to the stator module Sm-1 via the supply line 5.
  • the coolant heated in the stator module Sm-1 is discharged via the discharge line 6 discharged and fed to a coolant sink 9.
  • the removed coolant can also be cooled in a cooling unit 10 upstream of the coolant sink 9, for example in a heat sink with cooling fins or in a heat exchanger through which the coolant flows.
  • stator modules S2, S3, S4, Sm-2 of the exemplary embodiment according to FIG. 2 are cooled with a closed coolant circuit 13.
  • a closed coolant circuit 13 the supply line 5 and the discharge line 6 are connected to one another, for example via a cooling unit 10 and / or a circulating pump 11, so that the coolant is circulated.
  • the cooling circuits 17 are connected to one another by at least two stator modules Sm and are jointly cooled by a coolant circuit 13.
  • the cooling circuits 17 can be connected to one another in series (daisy chain) and / or in parallel, and the coolant is circulated through the connected cooling circuits 17.
  • the predetermined or known cooling capacity of the coolant circuit 13 it can be determined in a simple manner how many stator segments Sm can be sufficiently cooled by the same coolant circuit 13 in order to avoid thermal problems on the stator modules Sm.
  • the cooling circuits 17 of the stator modules S2, S3, S4, Sm-2 are connected to one another in series (daisy chain). The coolant is thus carried through from one cooled stator module Sm to the next.
  • a discharge line 6 of a stator module S2, S3, S4, Sm-2 is connected to the supply line 5 of the downstream stator module S2, S3, S4, Sm-2.
  • the supply line 5 of the first stator module S2, seen in the flow direction of the coolant, and the discharge line 6 of the last stator module Sm-2 are connected to one another, for example via a cooling unit 10.
  • a circulation pump 11 can also be provided in order to circulate the coolant in the coolant circuit 13.
  • the cooling unit 10 can provide passive cooling on a heat sink.
  • the cooling unit 10 can, however, also be designed as a heat exchanger or heat pump in order to actively extract heat from the removed coolant.
  • the cooling circuits 17 of several cooled stator modules Sm could also be connected to one another in parallel.
  • a combination of a serial and parallel connection of the cooling circuits 17 (as in FIG. 3) is also conceivable.
  • an open coolant circuit 13 can also be used in order to supply the cooling circuits 17 of several connected stator modules Sm in series and / or in parallel with coolant.
  • a coolant circuit 13 for supplying mixed series and parallel connected stator modules Sm is shown, for example, in FIG.
  • the cooling circuits 17 of a certain number of stator modules Sm can be connected in series and / or in parallel. This can also be estimated or simulated in advance using thermal technology.
  • stator modules Sm with serially and / or parallel interconnected cooling circuits 17 do not necessarily have to be stator modules Sm lying next to one another on the stator 2.
  • stator modules S2, S3, S4 are adjacent to one another, but are connected to the stator module Sm-2, which is not directly adjacent to the stator modules S2, S3, S4.
  • individually cooled stator modules Sm with their own open or closed coolant circuit 13 can also be provided. Any combination of cooled stator modules Sm with serially and / or parallel connected cooling circuits 17 and individually cooled stator modules Sm with their own open or closed coolant circuit 13 is also conceivable. All of the stator modules Sm of the stator 2 can also be designed to be cooled, but the cooling circuits 17 of at least two stator modules Sm are connected to one another in series or in parallel.
  • the delivery rate, for example delivery rate or delivery speed, of a circulating pump 11 in a closed or open coolant circuit 13 can also be adapted.
  • the circulating pump 11 can be designed, for example, as a speed-regulated pump which is regulated by a pump control unit 15 (hardware and / or software) in order to adapt the delivery rate of the circulating pump 11.
  • a temperature sensor 16 can be arranged on the transport device 1, which measures a temperature on a part and thus regulates the conveying capacity via the control unit 15, as shown in FIG.
  • the temperature of the coolant could be measured, for example before or after a cooling unit 10 or before or after the circulating pump 11.
  • the temperature could also be measured at a point of a stator module Sm cooled by the coolant circuit 13.
  • the temperatures could also be measured at several different points on the transport device 1 and processed in the pump control unit 15 to control the circulating pump 11.
  • a suitable regulator can be implemented in the pump control unit 15 to control the circulation pump 11, for example to keep the coolant temperature and / or the temperature of the stator module Sm in a desired range.
  • a control of the cooling unit 10 could also be provided. If the cooling unit 10 is an active cooling unit, for example a heat pump or a heat exchanger, then the cooling output of the cooling unit 10 could also be regulated in the same way in order to keep the coolant temperature and / or the temperature of the stator module Sm in a desired range.
  • an additional circulation pump 16 can be arranged between two cooling circuits 17 (as indicated in FIG. 2) if the coolant pressure is otherwise too low for efficient circulation in the coolant circuit 13 would be.
  • Such an additional circulating pump 16 could also be regulated, as was explained in connection with FIG.
  • An additional cooling unit 10 could also be provided between two interconnected cooling circuits 17 in order to additionally cool the coolant.
  • Such an additional cooling unit could also be regulated, as was explained in connection with FIG.
  • At least one stator module Sm can also be included in a serial and / or parallel connection of the cooling circuits 17, in which no thermal problem is to be expected during operation of the transport device 1, which could therefore remain actively uncooled due to the heat load .
  • Such a stator module Sm then acts like a passive cooling unit 10, at which heat is dissipated from the circulated coolant.
  • a separate cooling unit 10 in the coolant circuit 13 can even be dispensed with, or the cooling unit 10 in the coolant circuit 13 can be dimensioned with a lower cooling capacity.
  • the cooling circuit 17 of a stator module Sm that is to be actively cooled is connected to at least one, preferably two, cooling circuit 17 of a stator module Sm that is not necessarily to be actively cooled.
  • the active cooling of stator modules Sm which are critical with regard to the thermal load, can also increase the current-carrying capacity and the propulsive force that can be generated on average with the drive coils AS for moving the transport units Tn.
  • the power density of the transport device 1 can also be increased.
  • the power density is understood to mean the mechanical power output divided by the volume of space enclosed by the transport device 1 (essentially by the stator 2).
  • the individual mechanical power output for a transport unit Tn is understood to be the time-averaged propulsive force generated on the transport unit Tn multiplied by the mean speed of the transport unit Tn.
  • the individual achievements of all Transport units Tm are added up to give the mechanical output of the transport device 1.
  • the coolant line 7 of the cooling circuit 17 can be routed through a stator module Sm as desired. If, in addition to the drive coils AS, power electronics and / or a control unit are also arranged in a stator module Sm, then such components are preferably also cooled by the cooling circuit 17 in addition to the drive coils AS.
  • a cooling plate 12 with the cooling circuit 17 is in thermal contact on the stator module Sm, preferably on a wall 14 of a stator module Sm, is arranged, for example by means of screw connections, as shown in Figure 4.
  • the supply line 5 and discharge line 6 are provided on the cooling plate 12 and the at least one coolant line 7 is provided in the cooling plate 12.
  • a cooled stator module Sm does not have to be structurally changed compared to a non-cooled stator module Sm, but it is sufficient to replace the cooling plate 12 to be attached to the stator module Sm and to connect the discharge line 6 and supply line 5 to the transport device 1 with the provided coolant circuit 13.
  • a stator module Sm with a cooling plate 12 can also be surrounded by a common housing.
  • Which of the free walls of the stator module Sm the cooling plate 12 is arranged on does not matter. It is also possible to arrange several cooling plates 12 on a stator module Sm to increase the cooling capacity, for example one above and one below.
  • uncooled means a stator module Sm that has no active cooling by a coolant circulated by means of a coolant circuit 13.
  • a stator module Sm also has a certain inherent cooling due to natural and (caused by the movement of the transport units) forced convection, thermal radiation and thermal conduction into adjacent components of the transport device 1.
  • a stator module Sm with only such passive self-cooling is not understood in the context of the invention as an actively cooled stator module Sm, but rather as an actively uncooled stator module Sm.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Linear Motors (AREA)

Abstract

La présente invention vise à améliorer la manière dont le stator d'un moteur linéaire à stator long est refroidi. Selon la présente invention, au moins deux modules de stator (Sm) du stator (2) sont dotés d'un circuit de refroidissement (17), les circuits de refroidissement (17) desdits modules de stator (Sm) étant reliés l'un à l'autre en série et/ou en parallèle, et un circuit de refroidissement (13) fait circuler le liquide de refroidissement dans les circuits de refroidissement (17), reliés en série et/ou en parallèle, desdits modules de stator (Sm).
PCT/EP2020/080534 2019-10-31 2020-10-30 Dispositif de transport sous la forme d'un moteur linéaire à stator long WO2021084081A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA50938/2019 2019-10-31
ATA50938/2019A AT523102A1 (de) 2019-10-31 2019-10-31 Transporteinrichtung in Form eines Langstatorlinearmotors

Publications (1)

Publication Number Publication Date
WO2021084081A1 true WO2021084081A1 (fr) 2021-05-06

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PCT/EP2020/080534 WO2021084081A1 (fr) 2019-10-31 2020-10-30 Dispositif de transport sous la forme d'un moteur linéaire à stator long

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AT (1) AT523102A1 (fr)
WO (1) WO2021084081A1 (fr)

Citations (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5783877A (en) 1996-04-12 1998-07-21 Anorad Corporation Linear motor with improved cooling
GB2352095A (en) * 1996-04-12 2001-01-17 Anorad Corp Linear motor with improved cooling
US6226073B1 (en) * 1998-04-23 2001-05-01 Canon Kabushiki Kaisha Stage system with driving mechanism, and exposure apparatus having the same
US20020047323A1 (en) * 2000-03-29 2002-04-25 Shuichi Kawada Linear motor armature
EP1706935A1 (fr) * 2004-01-16 2006-10-04 MLM Motors B.V. Moteur lineaire modulaire
JP2006340433A (ja) * 2005-05-31 2006-12-14 Nikon Corp コイルモジュール、コイルユニット、リニアモータ、ステージ装置及び露光装置
US7282821B2 (en) 2002-01-28 2007-10-16 Canon Kabushiki Kaisha Linear motor, stage apparatus, exposure apparatus, and device manufacturing apparatus
US20130257181A1 (en) * 2012-03-27 2013-10-03 Sumitomo Heavy Industries, Ltd. Linear motor cooling structure
WO2015042409A1 (fr) 2013-09-21 2015-03-26 Magnemotion, Inc. Transport par un moteur linéaire pour l'emballage et d'autres usages
US9202719B2 (en) 2011-10-27 2015-12-01 The University Of British Columbia Displacement devices and methods for fabrication, use and control of same
CN105915016A (zh) * 2016-06-03 2016-08-31 西安电子科技大学 一种多面筒型混合励磁开关磁通直线电机
WO2017027362A1 (fr) * 2015-08-07 2017-02-16 Otis Elevator Company Système de propulsion linéaire d'ascenseur avec dispositif de refroidissement
US20180175708A1 (en) * 2016-12-16 2018-06-21 Etel S.A. Primary part of a linear motor having a cooling plate
EP3376166A1 (fr) 2017-03-13 2018-09-19 B&R Industrial Automation GmbH Procédé de détermination de la position absolue d'un rotor d'un moteur linéaire
EP3385110A1 (fr) 2017-03-21 2018-10-10 B&R Industrial Automation GmbH Procédé de réglage de la force normale d'une unité de transport d'un moteur linéaire à stator longs
WO2019088924A1 (fr) * 2017-11-06 2019-05-09 Pba Systems Pte Ltd Moteur linéaire ayant des capacités de dissipation de chaleur et des considérations de réduction de chaleur
DE102017131324A1 (de) 2017-12-27 2019-06-27 Beckhoff Automation Gmbh Statormodul und Planarantriebssystem
EP3109998B1 (fr) 2015-06-23 2019-08-07 B&R Industrial Automation GmbH Procede et moteur lineaire a stator long destine a transferer une unite de transport a une position de transmission
EP3243772B1 (fr) 2016-05-09 2019-09-18 B&R Industrial Automation GmbH Système modulaire à partir d'une pluralité de modules d'itinéraire de transport d'un moteur linéaire à stator long

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19604643B4 (de) * 1996-02-08 2004-04-15 Siemens Ag Linearmotor mit integrierter Kühlung
FI120782B (fi) * 2008-04-18 2010-02-26 Abb Oy Jäähdytyselementti sähkökoneeseen
EP2320080A1 (fr) * 2009-11-06 2011-05-11 Siemens Aktiengesellschaft Agencement pour le refroidissement d'un générateur électrique

Patent Citations (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2352095A (en) * 1996-04-12 2001-01-17 Anorad Corp Linear motor with improved cooling
US5783877A (en) 1996-04-12 1998-07-21 Anorad Corporation Linear motor with improved cooling
US6226073B1 (en) * 1998-04-23 2001-05-01 Canon Kabushiki Kaisha Stage system with driving mechanism, and exposure apparatus having the same
US20020047323A1 (en) * 2000-03-29 2002-04-25 Shuichi Kawada Linear motor armature
US7282821B2 (en) 2002-01-28 2007-10-16 Canon Kabushiki Kaisha Linear motor, stage apparatus, exposure apparatus, and device manufacturing apparatus
EP1706935A1 (fr) * 2004-01-16 2006-10-04 MLM Motors B.V. Moteur lineaire modulaire
JP2006340433A (ja) * 2005-05-31 2006-12-14 Nikon Corp コイルモジュール、コイルユニット、リニアモータ、ステージ装置及び露光装置
US9202719B2 (en) 2011-10-27 2015-12-01 The University Of British Columbia Displacement devices and methods for fabrication, use and control of same
US20130257181A1 (en) * 2012-03-27 2013-10-03 Sumitomo Heavy Industries, Ltd. Linear motor cooling structure
WO2015042409A1 (fr) 2013-09-21 2015-03-26 Magnemotion, Inc. Transport par un moteur linéaire pour l'emballage et d'autres usages
EP3109998B1 (fr) 2015-06-23 2019-08-07 B&R Industrial Automation GmbH Procede et moteur lineaire a stator long destine a transferer une unite de transport a une position de transmission
WO2017027362A1 (fr) * 2015-08-07 2017-02-16 Otis Elevator Company Système de propulsion linéaire d'ascenseur avec dispositif de refroidissement
EP3243772B1 (fr) 2016-05-09 2019-09-18 B&R Industrial Automation GmbH Système modulaire à partir d'une pluralité de modules d'itinéraire de transport d'un moteur linéaire à stator long
CN105915016A (zh) * 2016-06-03 2016-08-31 西安电子科技大学 一种多面筒型混合励磁开关磁通直线电机
US20180175708A1 (en) * 2016-12-16 2018-06-21 Etel S.A. Primary part of a linear motor having a cooling plate
EP3376166A1 (fr) 2017-03-13 2018-09-19 B&R Industrial Automation GmbH Procédé de détermination de la position absolue d'un rotor d'un moteur linéaire
EP3385110A1 (fr) 2017-03-21 2018-10-10 B&R Industrial Automation GmbH Procédé de réglage de la force normale d'une unité de transport d'un moteur linéaire à stator longs
WO2019088924A1 (fr) * 2017-11-06 2019-05-09 Pba Systems Pte Ltd Moteur linéaire ayant des capacités de dissipation de chaleur et des considérations de réduction de chaleur
DE102017131324A1 (de) 2017-12-27 2019-06-27 Beckhoff Automation Gmbh Statormodul und Planarantriebssystem

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