EP2281935B1 - appareil ménager avec un moteur électrique - Google Patents

appareil ménager avec un moteur électrique Download PDF

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Publication number
EP2281935B1
EP2281935B1 EP10171172.9A EP10171172A EP2281935B1 EP 2281935 B1 EP2281935 B1 EP 2281935B1 EP 10171172 A EP10171172 A EP 10171172A EP 2281935 B1 EP2281935 B1 EP 2281935B1
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EP
European Patent Office
Prior art keywords
electric motor
measuring device
drum
controlling
current
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
EP10171172.9A
Other languages
German (de)
English (en)
Other versions
EP2281935A1 (fr
Inventor
Hasan Gökcer ALBAYRAK
Torsten Böttger
Thomas Nawrot
Jörg SKRIPPEK
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BSH Hausgeraete GmbH
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BSH Hausgeraete GmbH
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Publication date
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Publication of EP2281935A1 publication Critical patent/EP2281935A1/fr
Application granted granted Critical
Publication of EP2281935B1 publication Critical patent/EP2281935B1/fr
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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
    • 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
    • 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
    • D06F2103/04—Quantity, e.g. weight or variation of weight
    • 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
    • D06F2103/28—Air properties
    • D06F2103/36—Flow or velocity
    • 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
    • D06F2103/38—Time, e.g. duration
    • 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
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/54—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to blowers or fans
    • 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
    • D06F2105/16—Air properties
    • D06F2105/24—Flow or velocity
    • 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
    • D06F2105/28—Electric heating
    • 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
    • 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
    • D06F2105/48—Drum speed
    • 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
    • D06F25/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air 
    • 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
    • D06F34/08—Control circuits or arrangements thereof

Definitions

  • the invention relates to a laundry treatment device for drying and / or washing laundry with an electric motor. Specifically, the invention relates to the field of tumble dryers and laundry dryers.
  • a motor diagnostics and electronic control of a tumble dryer From the EP 0 436 375 B1 are known a motor diagnostics and electronic control of a tumble dryer.
  • a load sensing device is provided which serves to detect non-cyclic changes in the rotational movement of a rotating member.
  • the load sensor comprises a speed sensor for outputting a speed representation of an average speed of the rotating element, wherein a first comparing means for comparing successive speed representations and generating a sign representation of the arithmetic difference between two successive speed representations is provided.
  • second comparison means for comparing successive sign representations and detecting a preselected change in rotational motion of the rotating member by periodically checking the sign of a first preselected number of successive sign representations and determining that a second predetermined number from the first predetermined number of consecutive sign representations has the same preselected sign provided.
  • Operating functions of the tumble dryer can thereby be controlled with respect to phase angles of the motor and with respect to one or more temperature sensors.
  • the from the EP 0 436 375 B1 known engine diagnosis and electronic control for a tumble dryer has the disadvantage that the cost of detecting operating parameters of the tumble dryer, to evaluate these operating parameters and to control the operating functions is relatively high. Specifically, additional sensors are required, particularly a speed sensor and one or more temperature sensors.
  • a control method for a drum-type laundry dryer is known.
  • a loading amount can be detected via the motor current.
  • the rotational speed of the drum can be changed depending on the load, the type of laundry and the laundry.
  • the JP H 04193298 A shows a clothes dryer with a loading sensor.
  • the load sensor determines the load at the beginning of the drying program over the decay time of the capacitor voltage when the drive motor is coasting. With the help of the load, the temperature profile is used to deduce the textile properties and the degree of dehumidification.
  • EP 2 260 138 B1 discloses a clothes dryer, in which the phase currents or voltages are measured and used to draw conclusions about the loading amount of the drum.
  • the decreasing load during the drying process indicates the degree of dehydration and is used to stop when the desired degree of dryness is reached.
  • the object of the invention is to provide a laundry treatment appliance having an improved structure. Specifically, it is an object of the invention to provide a laundry treatment device in which a load detection and optionally derived functions are realized in a cost effective manner.
  • control and measuring device detects an electric current through the electric motor as an electrical parameter of the electric motor and / or that the control and measuring device detects an induced electric voltage of the electric motor as an electrical parameter of the electric motor and that the control and Measuring device depending on the detected current and / or the induced voltage determines the loading of the drum and / or the air power.
  • Electricity through the electric motor is at least approximately proportional to the torque of the electric motor.
  • the air output of the process air blower depends on the flow resistance of the air flow guided through the drum.
  • the flow resistance also influences the torque of the process air blower.
  • the control and measuring device by detecting the electric current of the electric motor of the process air blower, a determination of the air flow.
  • the reliability and serviceability of the laundry treatment device can be further improved. It is also possible that further electrical parameters are evaluated, for example, a phase angle and the electric power of the electric motor for determining the loading of the drum and / or the air power can be used.
  • control and measuring device detects an amplitude of the current through the electric motor and / or a current envelope of the current through the electric motor and that the control and measuring device also in dependence of the amplitude of the current and / or the current envelope of Current determines the loading of the drum and / or the air flow.
  • the control and measuring device also in dependence of the amplitude of the current and / or the current envelope of Current determines the loading of the drum and / or the air flow.
  • a more accurate determination of the loading of the drum is possible.
  • Below the load is the mass of the laundry introduced into the drum, including the water bound in the laundry.
  • a division into individual load classes, preferably in classes corresponding to the mass of the corresponding amount of dry laundry, possible, including especially used for differentiation between different partial loadings, the amplitude of the current and / or the current envelope, that is evaluated by the control and measuring device can be.
  • control and measuring device can thus be distinguished, for example, between a half load, a three-quarter load, a full load and an overcharge of the drum.
  • control and measuring device can thus be distinguished, for example, between a half load, a three-quarter load, a full load and an overcharge of the drum.
  • the control and measuring device determines a remaining drying time as a function of the electrical parameters detected by the control and measuring device.
  • the remaining drying time which is a measure of the drying state of the loading of the drum, can thereby be displayed to a user.
  • the state of drying thus indicates how much water or moisture is still bound or stored in the load.
  • the air performance correlates with the residual moisture of the laundry.
  • a remaining drying time it is also possible from the air power or directly from the detected electrical parameters, a remaining drying time to reach a predetermined drying target, for example, to determine a predetermined target value of the residual moisture of the laundry to be achieved.
  • an optimization or control of various functions of the laundry treatment appliance can take place. For example, a heating power or a drum speed can be increased or reduced.
  • the control and measuring device determines the remaining drying time as a function of a momentary current through the electric motor and / or a momentary induced voltage of the electric motor. Furthermore, it is advantageous in this case that the control and measuring device, the load indicating the drying state, and / or remaining drying time and / or the air flow of the process air blower in response to a momentary temporal gradient of the current through the electric motor and / or a current temporal gradient the induced voltage of the electric motor determined. As a result, the accuracy of the determination of the drying state and / or the remaining drying time can be improved, and a control of the functions of the laundry treating appliance can be further improved.
  • the remaining drying time can also be determined by the control and measuring device as a function of the particular load, in particular the charge determined at the beginning of the drying, the drum and / or the air flow, in particular the air flow which changes over the drying process.
  • operating functions of the laundry treatment appliance can be influenced by the control and measuring device in an advantageous manner. Specifically, it is advantageous that a drum speed varies and / or a heating power can be varied. In addition, an overload of the dryer can be determined. Thus, a user can be displayed whether further loading of the drum is possible or a reduction of the load is required. Thus, a user can optimally utilize the performance of the laundry treating appliance.
  • Fig. 1 shows functional groups of a laundry treatment appliance 1 in a schematic representation.
  • the laundry treatment appliance 1 is used for drying and / or washing laundry.
  • the laundry treatment appliance 1 may be configured as a dryer or a laundry dryer.
  • the laundry treatment device 1 is suitable in a corresponding embodiment, however, also for other applications.
  • the laundry treatment appliance 1 has a drum 2, which is connected via a shaft 3 with an electric motor 4.
  • the electric motor 4 is used to drive the drum 2, wherein it rotates in operation, for example in a direction of rotation 5.
  • the electric motor 4 can in particular be designed as a permanent-magnet synchronous motor (PESM).
  • PESM permanent-magnet synchronous motor
  • the laundry treatment appliance 1 has a control and measuring device 6, wherein the electric motor 4 is connected via electrical lines 7, 8 with the control and measuring device 6.
  • the control and measuring device 6 has a Voltmeter 9, which measures the voltage between the electrical lines 7, 8.
  • the voltmeter 9 can in particular measure a voltage U induced by the electric motor 4.
  • an ammeter 10 is arranged, which measures the electric current I flowing through the electric motor 4.
  • the control and measuring device 6, a power source 11 for providing the electrical energy for the electric motor 4.
  • the control and measuring device 6 can detect electrical parameters of the electric motor 4.
  • the electric current I detected by the ammeter 10 is at least approximately proportional to the torque of the electric motor 4.
  • a phase angle, an electric power or the like may be detected via the voltmeter 9 and the ammeter 10.
  • the loading B can be determined.
  • control and measuring device 6 has an electronic processing device which serves to process the electrical parameters of the electric motor 4.
  • the processing device 12 may be formed, for example, by an electronic processing unit in the form of a microprocessor.
  • the processing device 12 determines the loading B in response to an electric current I (t 0 ) by the electric motor 4 at the time of starting the drying operation and in response to the induced voltage U (t 0 ) of the electric motor 4 at the start of the drying operation ,
  • the start of the drying process is indicated by the time t 0 .
  • the functional relationship is determined by a predetermined function f 1 .
  • the function f 1 can be evaluated by calculation or stored in the form of a table.
  • the loading B of the drum 2 can also take into account further electrical parameters of the electric motor 4, which can optionally also be determined from the course of the current I or the course of the voltage U.
  • the control and measuring device 6 can also detect an amplitude of the current I and / or a current envelope of the current I.
  • the processing device 12 can then determine the loading B as a function of this amplitude of the current I and / or the current envelope of the current I.
  • the function f 1 must then be modified accordingly.
  • the processing device 12 is configured to determine the remaining drying time .DELTA.t in dependence on the detected electrical parameters.
  • the processing means 12 determines the remaining drying time .DELTA.t depending on the load B of the drum 2, which can be determined according to the formula (1), the instantaneous electric current I, which is determined by the ammeter 10 at any time induced voltage U of the electric motor 4, which is determined at any time by the voltmeter 9, the instantaneous temporal gradient of the electric current I and the instantaneous temporal gradient of the induced voltage U.
  • the loading B may be based on the starting time t 0 , as determined, for example, according to the formula (1), so that the loading B is constant.
  • the current I, the voltage U and the time derivatives of both the current I and the voltage U can be related to the current time and vary in time accordingly.
  • the remaining drying time ⁇ t can be continuously updated.
  • certain remaining drying time .DELTA.t also a control of the drying process of the provided in the drum 2 laundry done.
  • the heating power of the electric heater 13 and / or the number of revolutions of the drum 2 can be controlled by appropriate control of the electric motor 4 by the control and measuring device 6.
  • the functional relationship given by the formula (2) can be computationally evaluated by a table or the like. In this case, only a part of the quantities indicated in the formula (2), which are included in the function f 2 , can be taken into account. It is also possible that further electrical parameters of the electric motor 4 or variables derived therefrom are taken into account. For example, an instantaneous load can be determined from the instantaneous electric current I and the instantaneous induced voltage U according to formula (1). The instantaneous load decreases in a drying operation from the load B determined by the formula (1) because the laundry provided in the drum 2 gradually dries, losing moisture (water).
  • control and measuring device 6 may have a memory 14 in which, for example, the motor current I of the electric motor 4 is deposited as a function of the loading B.
  • the control and measuring device 6 can also detect an overload of the drum 2.
  • a limit value for the loading B can be specified.
  • the loading B may be limited to a maximum value.
  • the Fig. 2 shows an alternative embodiment of a laundry treatment appliance 1 '.
  • Facilities in the Fig. 1 Corresponding laundry treatment appliance to be shown are designated by the same indices.
  • a process air guide 18 is connected to the drum 2.
  • a heat exchanger 19 and a Heating device 13 is arranged.
  • the laundry treatment appliance 1 comprises a second motor 15, which drives a process air blower 16 and a cooling air blower 17.
  • the fans 16 and 17 may be driven by their own motors or by the drum drive motor 4. In the latter case, no second motor would be required.
  • Fig. 2 shown laundry treatment device is designed as a so-called condensation tumble dryer.
  • the invention can also be applied to exhaust air dryers. Such an exhaust air dryer would then have an open process air duct and the heat exchanger could be omitted in addition.
  • the processing device 12 determines the air flow L in response to an electric current I (t 0 ) by the electric motor 15 at the time of starting the dry process and in response to the induced voltage U (t 0 ) of the electric motor 15 at the start of the drying process.
  • the start of the drying process is indicated by the time t 0 .
  • the functional relationship is determined by a predetermined function f 3 .
  • the function f 3 can be evaluated by calculation or stored in the form of a table.
  • the air output L can also take into account further electrical parameters of the electric motor 15, which can optionally also be determined from the course of the current I or the course of the voltage U.
  • the control and measuring device 6 'can also detect an amplitude of the current I and / or a current envelope of the current I.
  • the processing device 12 'can determine the air flow L as a function of this amplitude of the current I and / or the current envelope of the current I.
  • the function f 3 must then be modified accordingly.
  • the processing device 12 determines the remaining drying time .DELTA.t in dependence on the detected electrical parameters determine.
  • the processing means 12 determines the remaining drying time ⁇ t as a function of the air power L, which can be determined according to the formula (3), the instantaneous electric current I, which is determined by the ammeter 10 at any one time, of the induced voltage U of the electric motor 15, which is determined at any time by the voltmeter 9, the instantaneous temporal gradient of the electric current I and the instantaneous temporal gradient of the induced voltage U.
  • the air capacity L may be related to the initial time t 0 , as determined, for example, according to the formula (3), so that the air capacity L is constant.
  • the current I, the voltage U and the time derivatives of both the current I and the voltage U can be related to the current time and vary in time accordingly.
  • the remaining drying time ⁇ t can be continuously updated.
  • certain remaining drying time .DELTA.t can also be controlled by the drying process of the laundry provided in the drum 2.
  • the cardiac output of the electric heater 13 and / or the number of revolutions of the drum 2 can be controlled by appropriate control of the electric motor 4 by the control and measuring device 6 '.
  • the functional relationship given by the formula (4) can be computationally evaluated by a table or the like. In this case, only a part of the variables indicated in the formula (4), which are included in the function f 4 , can be taken into account. It is also possible that further electrical parameters of the electric motor 15 or variables derived therefrom are taken into account. For example, an instantaneous load can be determined from the instantaneous electric current I and the instantaneous induced voltage U according to formula (1). The instantaneous air flow decreases in a drying process starting from the Air flow L, which is determined by the formula (3), since the laundry provided in the drum 2 dries little by little, thereby increasing the flow resistance.
  • control and measuring device 6 For the evaluation of the electrical parameters of the electric motor 15 and the variables derived therefrom, a comparison with stored values, stored curves or the like can also be used.
  • the control and measuring device 6 ' have a memory 14 in which, for example, the motor current I of the electric motor 15 is deposited in dependence on the air flow L.
  • the control and measuring device 6 or 6 ' preferably optimizes the remaining drying time ⁇ t.
  • control and measuring device 6 and 6 'be executed in a device.
  • remaining drying time ⁇ t can be determined by a combination of the functional relationships given in equations (2) and (4).

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Control Of Washing Machine And Dryer (AREA)

Claims (10)

  1. Appareil de traitement du linge (1) pour le séchage ou pour le lavage et le séchage de linge, avec un tambour logé en rotation (2), au moins un moteur électrique (4, 15) servant à actionner le tambour (2) et / ou à actionner un ventilateur à air de processus (16) disposé dans un dispositif de guidage d'air de processus (18), lequel est relié au tambour (2) et à l'aide duquel de l'air servant à sécher le linge peut être amené et extrait du tambour (2), et au moins un dispositif de commande et de mesure (6, 6') pour le moteur électrique (4, 15), dans lequel le dispositif de commande et de mesure (6) saisit au moins un paramètre électrique du moteur électrique (4, 15), caractérisé en ce que le dispositif de commande et de mesure (6, 6') détermine en fonction du paramètre électrique saisi un débit d'air (L) du ventilateur à air de processus (16) et / ou une durée de séchage résiduelle (Δt) et / ou en fonction d'un gradient temporel momentané du paramètre électrique saisi du moteur électrique (4), un chargement (B) du tambour (2), en particulier la masse du linge inséré dans le tambour (2) et en ce que le dispositif de commande et de mesure (6) commande une puissance calorifique pour le processus de séchage au moins en fonction du débit d'air (L) et / ou de la durée de séchage (Δt) et / ou du chargement (B) du tambour (2) déterminé par le dispositif de commande et de mesure (6).
  2. Appareil de traitement du linge selon la revendication 1, caractérisé en ce que le dispositif de commande et de mesure (6) saisit un courant (I) à travers le moteur électrique (4) sous forme de paramètre électrique du moteur électrique (4) et / ou en ce que le dispositif de commande et de mesure (6) saisit une tension induite (U) du moteur électrique (4) sous forme de paramètre électrique du moteur électrique (4) et en ce que le dispositif de commande et de mesure (6) détermine en fonction du courant saisi (I) et / ou de la tension induite (U) le chargement (B) du tambour (2) et / ou le débit d'air (L).
  3. Appareil de traitement du linge selon la revendication 2, caractérisé en ce que le dispositif de commande et de mesure (6) saisit une amplitude du courant (I) à travers le moteur électrique (4) et / ou une courbe enveloppante du courant (I) à travers le moteur électrique (4) et en ce que le dispositif de commande et de mesure (6) détermine également en fonction de l'amplitude du courant (I) et / ou de la courbe enveloppante du courant (I) le chargement (B) du tambour (2) et / ou le débit d'air (L).
  4. Appareil de traitement du linge selon l'une des revendications 1 à 3, caractérisé en ce que le dispositif de commande et de mesure (6) détermine le débit d'air en fonction d'un gradient temporel momentané du paramètre électrique saisi du moteur électrique (4), en particulier du courant (I) à travers le moteur électrique (4) et / ou de la tension induite (U) du moteur électrique (4).
  5. Appareil de traitement du linge selon l'une des revendications 1 à 4, caractérisé en ce que le dispositif de commande et de mesure (6) détermine la durée de séchage résiduelle (Δt) en fonction d'un courant momentané (I) à travers le moteur électrique (4) et / ou d'une tension induite momentanée (U) du moteur électrique (4).
  6. Appareil de traitement du linge selon l'une des revendications 1 à 5, caractérisé en ce que le dispositif de commande et de mesure (6) détermine la durée de séchage résiduelle (Δt) en fonction d'un gradient temporel momentané (I) à travers le moteur électrique (4) et / ou d'un gradient temporel momentané de la tension induite (U) du moteur électrique (4).
  7. Appareil de traitement du linge selon l'une des revendications 1 à 6, caractérisé en ce que le dispositif de commande et de mesure (6) détermine la durée de séchage résiduelle (Δt) en fonction du chargement (B) du tambour (2) et / ou du débit d'air (L) déterminé par le dispositif de commande et de mesure (6).
  8. Appareil de traitement du linge selon l'une des revendications 1 à 7, caractérisé en ce que le dispositif de commande et de mesure (6) commande une vitesse de rotation du tambour (2) au moins en fonction du chargement (B) et / ou du débit d'air (L) du tambour (2) déterminé par le dispositif de commande et de mesure (6).
  9. Appareil de traitement du linge selon la revendication 89, caractérisé en ce que le dispositif de commande et de mesure (6) commande la vitesse de rotation du tambour (2) de manière variable durant un processus de séchage.
  10. Appareil de traitement du linge selon l'une des revendications 1 à 9, caractérisé en ce que le dispositif de commande et de mesure (6) détecte une surcharge du tambour (2) en fonction du chargement déterminé (B).
EP10171172.9A 2009-08-07 2010-07-29 appareil ménager avec un moteur électrique Active EP2281935B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009028358A DE102009028358B4 (de) 2009-08-07 2009-08-07 Wäschebehandlungsgerät mit einem Elektromotor

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EP2281935A1 EP2281935A1 (fr) 2011-02-09
EP2281935B1 true EP2281935B1 (fr) 2016-04-20

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PL (1) PL2281935T3 (fr)

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DE102011005164A1 (de) * 2011-03-07 2012-09-13 BSH Bosch und Siemens Hausgeräte GmbH Verfahren und Vorrichtung zum Trocknen eines Gutes
EP2610388B1 (fr) * 2011-12-27 2016-03-16 Electrolux Home Products Corporation N.V. Sèche-linge et son procédé de contrôle
DE102012207740A1 (de) 2012-05-09 2013-11-14 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum beladungsabhängigen Betrieb eines Trockners sowie hierzu geeigneter Trockner
DE102012216397A1 (de) 2012-09-14 2014-03-20 BSH Bosch und Siemens Hausgeräte GmbH Kondensationstrockner mit Ermittlung der Beladung sowie Verfahren zu seinem Betrieb
EP2735642A1 (fr) 2012-11-26 2014-05-28 Electrolux Home Products Corporation N.V. Procédé pour commander un sèche-linge avec une vitesse de rotation de tambour variable et vitesse de rotation du ventilateur variable
EP2735643A1 (fr) 2012-11-26 2014-05-28 Electrolux Home Products Corporation N.V. Procédé pour commander un sèche-linge comprenant un moteur de ventilateur à vitesse variable pour entraîner un flux d'air de séchage
DE102012221693A1 (de) * 2012-11-28 2014-05-28 BSH Bosch und Siemens Hausgeräte GmbH Verfahren und Vorrichtung zur Leistungsbestimmung eines Haushaltsgerätes
CN104919105B (zh) * 2013-01-25 2017-06-13 Lg电子株式会社 衣物处理设备
DE102013210126A1 (de) 2013-05-29 2014-12-04 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum Betrieb eines Trockners mit Beladungserkennung sowie hierzu geeigneter Trockner
EP2927363B1 (fr) * 2014-03-31 2019-06-12 Electrolux Appliances Aktiebolag Procédé de réalisation d'un cycle de séchage dans une machine de traitement de linge, machine de traitement de linge et unité de commande électronique
EP2927364B1 (fr) * 2014-03-31 2019-08-21 Electrolux Appliances Aktiebolag Procédé de réalisation d'un cycle de séchage dans une machine de traitement de linge, machine de traitement de linge et unité de commande électronique
EP2927367A1 (fr) * 2014-03-31 2015-10-07 Electrolux Appliances Aktiebolag Procédé de réalisation d'un cycle de séchage dans une machine de traitement de linge, machine de traitement de linge et unité de commande électronique
DE102015201831A1 (de) 2015-02-03 2016-08-04 BSH Hausgeräte GmbH Verfahren zur Ermittlung von Wäscheeigenschaften und hierfür geeigneter Kondensationstrockner
DE102015221032A1 (de) * 2015-10-28 2017-05-04 BSH Hausgeräte GmbH Wäschetrocknungsgerät aufweisen einen Prozessluftkreislauf und eine Volumenstrom-Bestimmungseinrichtung
DE102016210265A1 (de) 2016-06-10 2017-12-14 BSH Hausgeräte GmbH Verfahren zur Ermittlung der Endrestfeuchte in einem Kondensationstrockner sowie hierfür geeigneter Kondensationstrockner
DE102016225113A1 (de) 2016-12-15 2018-06-21 BSH Hausgeräte GmbH Verfahren zum Betrieb eines Wäschebehandlungsgeräts mit verbesserter Steuerung sowie hierzu geeignetes Wäschebehandlungsgerät
US11365509B2 (en) * 2019-10-01 2022-06-21 Whirlpool Corporation Dual motor dryer drive contained within a common assembly

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EP2260138A1 (fr) * 2008-04-11 2010-12-15 Diehl AKO Stiftung & Co. KG Sèche-linge

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EP2260138A1 (fr) * 2008-04-11 2010-12-15 Diehl AKO Stiftung & Co. KG Sèche-linge

Also Published As

Publication number Publication date
EP2281935A1 (fr) 2011-02-09
DE102009028358B4 (de) 2012-03-08
DE102009028358A1 (de) 2011-02-17
PL2281935T3 (pl) 2016-10-31

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