EP2112264B1 - Hausgerät zur Trocknung von Wäschestücken und Verfahren zum Betreiben eines derartigen Hausgeräts - Google Patents

Hausgerät zur Trocknung von Wäschestücken und Verfahren zum Betreiben eines derartigen Hausgeräts Download PDF

Info

Publication number
EP2112264B1
EP2112264B1 EP09100228.7A EP09100228A EP2112264B1 EP 2112264 B1 EP2112264 B1 EP 2112264B1 EP 09100228 A EP09100228 A EP 09100228A EP 2112264 B1 EP2112264 B1 EP 2112264B1
Authority
EP
European Patent Office
Prior art keywords
electric machine
embodied
household device
rotational speed
power electronics
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.)
Active
Application number
EP09100228.7A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2112264A1 (de
Inventor
Hasan Gökcer ALBAYRAK
Falk Laube
Thomas Nawrot
Jörg SKRIPPEK
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Hausgeraete 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 BSH Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Priority to PL09100228T priority Critical patent/PL2112264T3/pl
Publication of EP2112264A1 publication Critical patent/EP2112264A1/de
Application granted granted Critical
Publication of EP2112264B1 publication Critical patent/EP2112264B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/32—Control of operations performed in domestic laundry dryers 
    • D06F58/34—Control of operations performed in domestic laundry dryers  characterised by the purpose or target of the control
    • D06F58/36—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F58/38—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry of drying, e.g. to achieve the target humidity
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2101/00—User input for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2101/20—Operation modes, e.g. delicate laundry washing programs, service modes or refreshment cycles
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/02—Characteristics of laundry or load
    • D06F2103/08—Humidity
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/28—Air properties
    • D06F2103/34—Humidity
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/44—Current or voltage
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/44—Current or voltage
    • D06F2103/46—Current or voltage of the motor driving the drum
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/46—Drum speed; Actuation of motors, e.g. starting or interrupting
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/10—Power supply arrangements, e.g. stand-by circuits

Definitions

  • the present invention relates to a domestic appliance for drying items of laundry, with an electrical machine which is designed at least for driving a drum of the domestic appliance, and with a power electronics unit electrically coupled to the electrical machine, which can be controlled and formed by a control and / or regulating unit is to vary a rotational speed of the electric machine by a control effected by the control and / or regulating unit, wherein the control and / or regulating unit is adapted to cause a change in the rotational speed by driving the power electronics unit in dependence on predefined speed operating ranges, and at least two operator-selectable drying programs each having a characterizing speed operating range are predefined in which the electric machine is operated at different speeds.
  • the invention also relates to a method of operating such a domestic appliance.
  • the interest is a tumble dryer, in which a drum is driven by an electric machine.
  • single-motor concepts are known from the prior art, in which by means of the electric machine other components, in particular a fan, are driven.
  • single-phase asynchronous motors are usually used, in which a change in the rotational speed is substantially impossible or only limited and possible with considerable losses with regard to the power output and the efficiency of the electrical machine.
  • multi-motor concepts are known in the known tumble driers, in which several separate motors are used to drive the drum and, for example, a fan.
  • Each of the machines used is operated at a constant speed, whereby by means of different speeds by means of the electric Machine-driven components of the tumble dryer, as in particular by different speeds of the drum and a fan wheel, an improved drying behavior of the tumble dryer can be achieved.
  • the present invention has for its object to provide a domestic appliance for drying laundry items and a method for operating a domestic appliance for drying laundry, where measures are taken that improved performance and / or drying behavior, especially when using a single electric machine, ensure.
  • An inventive household appliance for drying items of laundry with an electric machine which is designed at least for driving a drum of the domestic appliance, and with an electrically coupled to the electric machine Power electronics unit, which is controlled and configured by a control and / or regulating unit to vary a rotational speed of the electric machine by a control effected by the control and / or regulating unit, wherein the control and / or regulating unit is formed, a change of Speed by driving the power electronics unit in response to predefined speed operating ranges, and at least two operator-selectable drying programs are predefined, each with a characterizing speed operating range, in which the electric machine is operated at different speeds.
  • a current detection unit is provided, which is designed to detect a motor current flowing via the electrical machine and / or to detect a DC link current, with which the power electronics unit can be supplied.
  • the present invention is based on the consideration that a performance and / or drying behavior of the household appliance for drying items of laundry can be achieved by using a power electronics unit, wherein the power electronics unit is capable of controlling a speed of the electrical machine on the basis of a control unit. and / or control unit caused to change control.
  • control and / or regulating unit is designed to effect a change in the rotational speed by activating the power electronics unit as a function of predefined rotational speed operating ranges.
  • a speed operating range of the speed work areas can be defined user-defined.
  • an operator of the domestic appliance will be provided with a plurality of speed work areas or drying programs, whereby the operator is given the opportunity to freely select a drying program with regard to the speed and thus with regard to the drying time.
  • the electric machine through which at least the drum and preferably also a fan wheel is driven, with a low speed, for example at a speed in a range of values from 2000 to 2600 U / min, operated.
  • a laundry program gentle drying program is achieved because the laundry items are mechanically stressed little at a low speed of the drum.
  • a low speed of the fan further low noise operation of the household appliance is achieved.
  • a second speed working range or drying program can be provided that the electric machine, with which at least the drum and preferably also the fan is driven, with an average speed, in particular with a speed in a range of 2700 to 2900 U / min, preferred at a speed of about 2800 rpm, is operated.
  • This speed operating range corresponds to a speed working range used in the prior art, in which the electric machine is operated at a constant speed.
  • the second speed working range is characterized by an increased air flow within the drum and thus by a slightly shorter drying time.
  • the electric machine can be operated in a preferred manner with a slightly increased speed, in particular with a speed in a value range of 3000 to 3300 U / min.
  • a substantial reduction in the drying time is achieved due to an increased air flow rate, since the amount of air that is provided for drying the laundry in the interior of the drum is proportional to the speed of the electric machine.
  • a fourth speed working range or drying program can be provided, in which the electric machine is operated at a high speed.
  • This speed work area can be referred to in particular as a short program.
  • the short program is characterized by the fact that due to a greatly increased speed the laundry items from an inner wall of the drum no longer fall, but rest against the inner wall. By failure of the caused by the falling of the laundry items mechanical load on the laundry items a laundry job-saving speed working area is created.
  • a significant reduction in the drying time and possibly a reduction in heating power is ensured by a greatly increased air flow within the drum.
  • a current detection unit which detects a motor current flowing via the electrical machine and / or for detecting a DC link current, with which the power electronics unit can be supplied, is formed. If a stator winding of the electric machine comprises three coil strands, the current detection unit can preferably be designed to detect a current flowing through only one coil strand. Moreover, the control and / or regulating unit may be able to determine the motor current as a function of a power delivered to the electric machine.
  • control and / or regulating unit is designed to determine a degree of drying of laundry items introduced into the drum as a function of the detected motor current and / or the intermediate circuit current and / or the power delivered to the electric machine , Furthermore, the control and / or regulating unit may be able to determine a loading state of the drum in dependence on the detected motor current and / or the DC link current and / or the power delivered to the electric machine. If the power delivered to the electric machine is kept constant, the dependence of the motor current on a load of the electric machine can be used to determine the loading state of the drum.
  • a course of the current within a time interval in particular during a run-up of the drum, can be observed, and it can on the loading condition of the drum due to a dependence of the loading state of the drum of a torque of the electric machine and due to the dependence of the torque of the Motor current to be closed.
  • the degree of drying of the laundry items can also be determined in particular by observing the motor current and / or the DC link current and / or a power delivered to the electric machine within a time interval. Because a current and / or power gradient is smaller with a decreasing degree of moisture of the laundry. If no change in the course of the motor current and / or the DC link current and / or the output power is determined more, it can be determined that the laundry items are already dry.
  • the domestic appliance according to the invention and in particular by the use of the power electronics unit, in view of the improved performance and / or drying behavior of the domestic appliance is a possibility allowed to vary the speed of the electric machine or freely set depending on performance requirements and load requirements.
  • domestic appliance for drying items of laundry is understood in particular to mean a tumble dryer or a washer-dryer.
  • the power electronics unit is formed by a control effected by the control and / or regulating unit for varying a frequency of an electrical voltage with which the electric machine can be supplied.
  • the power electronics unit has a frequency converter, by means of which the frequency of the electrical voltage is variable. This ensures that the speed can be controlled and / or regulated in many types of electrical machine in a technically low-cost manner.
  • the frequency converter with respect to the speed variability with little effort, a change in the frequency of the electrical voltage with which the electric machine is to be supplied, achieved.
  • the electric machine is designed as a permanent-magnet-excited brushless DC machine (BLDC).
  • BLDC brushless DC machine
  • the change in the frequency of the electrical voltage with which the electric machine is supplied by means of the power electronics unit with respect to the change in speed particularly advantageous.
  • a stator winding of the electric machine comprises three coil strands and the electric machine is designed for operation with three-phase current.
  • the power electronics unit is capable of providing the three-phase current with which the electric machine is operated.
  • the power electronics unit for example by use of a frequency converter, be capable of varying the frequency of the voltage applied to each coil strand electrical voltage to ensure control and / or control of the rotational speed of the electric machine.
  • the electric machine may be designed as a universal motor, wherein the power electronics unit is designed for pulse width modulation and / or for phase control.
  • the use of the universal motor in the domestic appliance for drying laundry items also ensures a technically simple change in the rotational speed of the electrical machine with regard to improved performance and / or drying behavior of the domestic appliance.
  • a switching element connected in series with the universal motor and can be controlled by the control and / or regulating unit.
  • the speed control and / or speed control can be effected by the pulse width modulation and / or by the phase control.
  • the electric machine is designed to drive the drum and at least one additional component of the domestic appliance.
  • the additional component is understood in particular to mean at least one fan wheel, by means of which an air flow is to be effected in an interior of the drum.
  • This is in particular a single-engine concept in which the electric machine, whose rotational speed can be made variable, is designed to drive a plurality of components of the domestic appliance. If the electric machine is used for driving a fan wheel, it is achieved by varying the rotational speed of the electric machine with regard to an improved drying behavior of the domestic appliance that the amount of air or an air throughput within the drum can be set variably.
  • the power electronics unit or in each case a power electronics unit can be designed to vary the speed of the respective electric machine by a control effected by the control and / or regulating unit.
  • control and / or regulating unit is designed to change a predefined desired value of the rotational speed as a function of the detected motor current and / or the DC link current and / or a power delivered to the electric machine.
  • a desired value of the speed for example with regard to the achievement of a certain drying time, given, it can be varied depending on the detected motor current and / or DC link current and / or the output power. This achieves a clever design of variable speed ranges as well as an intelligent effect on the drying time.
  • the varying of the setpoint value of the rotational speed can take place in such a way that a minimized or reduced power consumption on the part of the electrical machine is ensured.
  • a rotational speed of the electric machine by means of an electrically coupled to the electric machine power electronics unit, which of a control and / or regulating unit is varied, wherein a change in the rotational speed is effected by driving the power electronics unit in dependence on predefined speed operating ranges and at least two operator-selectable drying programs are predefined, each with a characterizing speed operating range in which the electric machine is operated at different speeds is a current detection unit is provided, with which a motor current flowing through the electrical machine and / or a DC link current, with which the power electronics unit is supplied, is detected.
  • the sole figure shows a domestic appliance for drying laundry according to an embodiment of the present invention.
  • a domestic appliance 1 for drying items of laundry such as a tumble dryer or a washer-dryer
  • the household appliance 1 shown schematically in the figure comprises a door 2, which is designed to close a loading opening of the domestic appliance 1.
  • the domestic appliance 1 has a drum 3, shown schematically, in which the laundry items are to be spent.
  • the drum 3 is rotatably mounted in the domestic appliance 1 and driven by an electric machine 4.
  • the electric machine 4 is further designed to drive a fan 5 of the domestic appliance 1. Accordingly, in the present example, it is a single-motor concept in which an electric machine is used for driving a plurality of components of the home appliance 1.
  • the domestic appliance 1 comprises a power electronics unit 6 which is electrically coupled to the electric machine 4 and which can be controlled by a control and / or regulating unit 7.
  • the power electronics unit 6 is capable of varying the speed of the electric machine 4 by a control effected by the control and / or regulating unit 7.
  • the electric machine 4 is designed as a three-phase asynchronous machine and thus for operation with three-phase current.
  • a stator winding of the electric machine 4 in the present example comprises three coil strands which are electrically coupled to the power electronics unit 6.
  • the power electronics unit 6 is capable of providing the three-phase current to the electric machine 4 due to an electric power voltage with which the domestic appliance 1 can be supplied.
  • the power electronics unit 6 is designed to change a frequency of an electrical voltage with which the electric machine 4 can be supplied.
  • the power electronics unit 6 in the present example comprises a frequency converter, by means of which the frequency of the electrical voltage is to be changed.
  • the control unit 7 is capable of effecting the change in the rotational speed of the electric machine 4 by driving the power electronics unit 6 in response to predefined rotational speed operating ranges.
  • a speed work area of the speed work areas is defined user-defined.
  • an operator of the domestic appliance 1 is provided a plurality of speed work areas or drying programs, whereby the operator is given the opportunity to freely select a drying program in terms of speed and drying time and in terms of drying properties.
  • a distinction is made between four speed operating ranges or drying programs, wherein the electric machine 4 is operated at a different setpoint speed at each speed operating range.
  • the electric machine 4 by which the drum 3 and the fan wheel 5 are driven, is operated at a speed between 2000 and 2600 rpm. It is a laundry program that is gentle on the laundry, in which the items of laundry are subjected to little mechanical stress.
  • a particular advantage of the first speed work area or drying program is that a low-noise operation of the domestic appliance 1 is achieved by the low speed of the fan.
  • the electric machine 4 in the present example with a speed between 2700 to 2900 U / min, preferably with a speed of about 2800 U / min operated.
  • the second speed operating range corresponds to a speed operating range in which an electric machine used in the prior art is operated at a constant speed.
  • the air flow rate within the drum 3 is increased by about 10 to 30% as compared to the first speed working range, thereby achieving a somewhat shorter drying time.
  • the air flow or the amount of air that is provided for drying the laundry items in the interior of the drum 3 is proportional to the rotational speed of the electric machine 4. If the rotational speed of the electric machine 4 is increased, the air flow rate within the drum 3 is thus also increased.
  • the electric machine 4 is operated at a speed of between 3000 and 3300 rpm. Due to an increased air flow within the drum 3, this ensures a substantial reduction of the drying time.
  • a fourth speed operating range or drying program in which the electric machine 4 is operated at a greatly increased speed, for example at a speed between 3300 and 3600 rpm.
  • the fourth speed working range is referred to here as a short program in which the laundry items no longer fall due to the greatly increased speed of an inner wall of the drum 3, but bear against the inner wall of the drum 3.
  • the mechanical load of the laundry fails, creating a gentle drying program is the laundry.
  • a reduction of the drying time is achieved by a greatly increased air flow within the drum 3.
  • the power electronics unit 6 comprises a current detection unit, by means of which a motor current flowing via the electric machine 4 can be detected.
  • the current detection unit for detecting a DC link current, with which the power electronics unit 6 can be supplied be formed.
  • the control and / or regulating unit 7 is able to determine a degree of drying of the laundry items as a function of the detected motor current and / or as a function of a power delivered to the electric machine 4.
  • a course of the motor current and / or the output to the electric machine 4 power is observed within a predetermined time interval and a difference in the amplitude of the motor current and / or the output power for two adjacent periods of the course can be determined.
  • control and / or regulating unit 7 is designed to determine a loading state of the drum 3 as a function of the detected motor current and / or the power delivered to the electric machine 4.
  • a dependence of the motor current is used by a load of the electric machine 4 and by the loading of the drum 3.
  • a course of the motor current within a run-up of the drum 3 is observed to determine the loading state of the drum 3, due to a dependence of the loading state of the drum 3 of a torque of the electric machine 4 and due to the dependence of the torque of the motor current on the Loading condition of the drum 3 is closed.
  • control and / or regulating unit 7 is furthermore able to determine a residual time remaining for drying the laundry items as a function of the degree of drying and / or the loading state of the drum 3.
  • control and / or regulating unit 7 is capable of changing a predefined setpoint value of the rotational speed of the electric machine 4 as a function of the detected motor current and / or the power delivered to the electric machine 4.
  • the target value of the rotational speed is understood to mean a value of the rotational speed which is predefined in a rotational speed operating range or drying program with regard to achieving a specific drying duration.
  • control and / or regulating unit 7 recognizes, on the basis of the measured motor current and / or the power delivered to the electric machine 4, that the power consumption of the electric machine 4 can be minimized by a slight increase or reduction of the rotational speed, the control and control unit can / or control unit 7, the power electronics unit 6 to control and cause the changing of the rotational speed of the electric machine 4.
  • control and / or regulating unit 7 If, furthermore, it is determined by the control and / or regulating unit 7 on the basis of the measured motor current and / or the delivered power that, for example, the drying duration predetermined for a speed operating range or for a drying program can not be maintained, then the control and / or regulating unit can 7 to be able to control the speed of the electric machine 4 by appropriately driving the power electronics unit 6 to reach the drying time predetermined for the drying program.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Control Of Washing Machine And Dryer (AREA)
EP09100228.7A 2008-04-21 2009-04-07 Hausgerät zur Trocknung von Wäschestücken und Verfahren zum Betreiben eines derartigen Hausgeräts Active EP2112264B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL09100228T PL2112264T3 (pl) 2008-04-21 2009-04-07 Sprzęt domowy do suszenia rzeczy do prania oraz sposób działania takiego sprzętu domowego

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008019921A DE102008019921A1 (de) 2008-04-21 2008-04-21 Hausgerät zur Trocknung von Wäschestücken und Verfahren zum Betreiben eines derartigen Hausgeräts

Publications (2)

Publication Number Publication Date
EP2112264A1 EP2112264A1 (de) 2009-10-28
EP2112264B1 true EP2112264B1 (de) 2015-10-07

Family

ID=40874763

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09100228.7A Active EP2112264B1 (de) 2008-04-21 2009-04-07 Hausgerät zur Trocknung von Wäschestücken und Verfahren zum Betreiben eines derartigen Hausgeräts

Country Status (3)

Country Link
EP (1) EP2112264B1 (pl)
DE (1) DE102008019921A1 (pl)
PL (1) PL2112264T3 (pl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009028358B4 (de) * 2009-08-07 2012-03-08 BSH Bosch und Siemens Hausgeräte GmbH Wäschebehandlungsgerät mit einem Elektromotor
PL2519673T3 (pl) * 2009-12-31 2014-05-30 Arcelik As Pralka z zabezpieczeniem przed przeciążeniem silnika
DE102011005164A1 (de) * 2011-03-07 2012-09-13 BSH Bosch und Siemens Hausgeräte GmbH Verfahren und Vorrichtung zum Trocknen eines Gutes
DE102012207742A1 (de) 2012-05-09 2013-11-14 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum Betrieb eines Trockners mit variabler Drehzahl eines Antriebsmotors sowie hierfür geeigneter Trockner
DE102012207741A1 (de) * 2012-05-09 2013-11-14 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum Betrieb eines Trockners mit variabler Motordrehzahl während einer Aufheizphase sowie hierfür geeigneter Trockner
DE102012207740A1 (de) 2012-05-09 2013-11-14 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum beladungsabhängigen Betrieb eines Trockners sowie hierzu geeigneter Trockner
DE102013102183B4 (de) * 2013-03-06 2015-06-03 Miele & Cie. Kg Vorrichtung und Verfahren zum Trocknen von Trocknungsgut
EP2789728B1 (en) * 2013-04-08 2017-06-28 Electrolux Appliances Aktiebolag Method for controlling a motor of a laundry dryer

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3101511A1 (de) * 1981-01-19 1982-08-26 Siemens AG, 1000 Berlin und 8000 München Verfahren und anordnung zur belastungsermittlung von durch einen elektromotor angetriebenen geraeten
CH659841A5 (en) * 1982-07-26 1987-02-27 V Zug Ag Process for the drying of ready-made clothing laundry in a drum-type dryer
DE3819651A1 (de) * 1988-06-09 1989-12-14 Miele & Cie Waschmaschine oder waeschetrockner mit einem die waeschetrommel direkt antreibenden antriebsmotor
DE4425757A1 (de) * 1994-07-21 1996-01-25 Ako Werke Gmbh & Co Hybrid-Steuereinrichtung, insbesondere für Waschmaschinen
DE4431846C2 (de) * 1994-09-07 2001-02-15 Diehl Ako Stiftung Gmbh & Co Verfahren zum beladungsabhängigen Steuern und/oder Regeln einer Waschmaschine oder eines Wäschetrockners
EP0732436B1 (en) * 1995-03-11 1999-12-08 Whirlpool Europe B.V. Method and arrangement for achieving load balance in washing machines
JP3568328B2 (ja) 1996-07-31 2004-09-22 三洋電機株式会社 衣類乾燥機
DE59804137D1 (de) * 1997-02-17 2002-06-20 Miele & Cie Wäschebehandlungsgerät mit einem auf der trommelwelle angeordneten antriebsmotor
JP3182382B2 (ja) * 1997-09-10 2001-07-03 三洋電機株式会社 遠心脱水装置
DE19752098A1 (de) * 1997-11-25 1999-05-27 Ako Werke Gmbh & Co Ansteuerschaltung für einen Universalmotor
DE19849403A1 (de) * 1998-10-27 2000-05-04 Ako Werke Gmbh & Co Programmsteuerung für Waschmaschinen
DE19904993C2 (de) * 1999-02-08 2003-04-17 Miele & Cie Kondensationswäschetrockner
DE10361405A1 (de) * 2003-12-29 2005-07-28 BSH Bosch und Siemens Hausgeräte GmbH Wäschebehandlungsgerät mit einer Steueranordnung zum Betreiben eines elektrischen Motors
DE102005007759B3 (de) * 2005-02-18 2006-08-03 Boesche Marketing Gmbh Waschmaschine mit einem Universalmotor
EP2025800B1 (en) 2007-08-17 2016-04-13 Electrolux Home Products Corporation N.V. Electric household appliance

Also Published As

Publication number Publication date
DE102008019921A1 (de) 2009-10-22
PL2112264T3 (pl) 2016-03-31
EP2112264A1 (de) 2009-10-28

Similar Documents

Publication Publication Date Title
EP2112264B1 (de) Hausgerät zur Trocknung von Wäschestücken und Verfahren zum Betreiben eines derartigen Hausgeräts
EP0960231B1 (de) Wäschebehandlungsgerät mit einem auf der trommelwelle angeordneten antriebsmotor
EP2260138B1 (de) Wäschetrockner
DE102010016875A1 (de) Waschgut-Behandlungsgerät mit Umwälzverlaufs-Steuerung
EP2847375B1 (de) Verfahren zum beladungsabhängigen betrieb eines trockners sowie hierzu geeigneter trockner
DE102009057433A1 (de) Motorsteuerung und Trommelwaschmaschine
DE112005000188B4 (de) Waschmaschine und Steuerverfahren dafür
EP0489970A1 (de) Verfahren und Vorrichtung zum Betrieb von elektrischen Antrieben
EP2837735A1 (de) Verfahren zum Erkennen einer wenigstens teilweisen Verstopfung eines Prozessluftkanals in einem Trockner
WO2011157589A1 (de) Haushaltsgerät, insbesondere waschmaschine mit einem unbeweglichen laugenbehälter
EP1108812B1 (de) Haushalt-Kondensations-Wäschetrockner und Verfahren zu seinem Betrieb
EP0358849B1 (de) Verfahren zum Trocknen von Wäschestücken
WO2013167486A2 (de) Verfahren zum betrieb eines trockners mit variabler motordrehzahl während einer aufheizphase sowie hierfür geeigneter trockner
DE102012207742A1 (de) Verfahren zum Betrieb eines Trockners mit variabler Drehzahl eines Antriebsmotors sowie hierfür geeigneter Trockner
DE102011078921A1 (de) Verfahren zum Betreiben eines elektrischen Antriebsmotors in einem Haushaltsgerät und Haushaltsgerät
DE102013215675A1 (de) Betreiben eines Wäschetrocknungsgeräts mit horizontal drehbarer Wäschetrommel
EP2086094A2 (de) Permanentmagneterregte elektrische Maschine für ein Hausgerät
WO2014128001A2 (de) Haushaltsgerät, insbesondere wäschetrockner, mit einem bürstenlosen gleichstrommotor und verfahren zum betreiben eines bürstenlosen gleichstrommotors in einem haushaltsgerät
EP2319976B1 (de) Hausgerät zur Pflege von Wäschestücken und Verfahren zum Betreiben eines bürstenbehafteten Gleichstrommotors
DE102014216853B4 (de) Verfahren zum beladungsabhängigen Betrieb eines Trockners sowie hierfür geeigneter Trockner
DE102008007564A1 (de) Wäschetrocknungsgerät
WO2024002992A1 (de) Betreiben eines haushaltsgeräts mit einem bldc-antriebsmotor
EP4156474A1 (de) Antrieb für geräte, vorzugsweise für haushaltsgeräte, besonders vorzugsweise für trockner
DE2310949B1 (de) Waschautomatenantrieb mit einem polumschaltbaren Kondensatormotor
WO2009118299A2 (de) Schaltungsanordnung zum sensorlosen betreiben eines universalmotors eines hausgeräts und entsprechendes verfahren

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR

17P Request for examination filed

Effective date: 20100428

17Q First examination report despatched

Effective date: 20100527

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: BSH HAUSGERAETE GMBH

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20150529

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 753831

Country of ref document: AT

Kind code of ref document: T

Effective date: 20151015

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502009011657

Country of ref document: DE

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20151007

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160207

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160107

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160208

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160108

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502009011657

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160430

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

26N No opposition filed

Effective date: 20160708

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160407

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20161230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160430

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160502

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160430

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160407

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 753831

Country of ref document: AT

Kind code of ref document: T

Effective date: 20160407

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160407

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20090407

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151007

REG Reference to a national code

Ref country code: DE

Ref legal event code: R084

Ref document number: 502009011657

Country of ref document: DE

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Ref document number: 502009011657

Country of ref document: DE

Free format text: PREVIOUS MAIN CLASS: D06F0058280000

Ipc: D06F0058300000

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20230430

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20230420

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: PL

Payment date: 20240325

Year of fee payment: 16