CN104919109A - Method of operating a heat pump laundry dryer and heat pump laundry dryer or heat pump washing machine having drying function - Google Patents
Method of operating a heat pump laundry dryer and heat pump laundry dryer or heat pump washing machine having drying function Download PDFInfo
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- CN104919109A CN104919109A CN201380070535.XA CN201380070535A CN104919109A CN 104919109 A CN104919109 A CN 104919109A CN 201380070535 A CN201380070535 A CN 201380070535A CN 104919109 A CN104919109 A CN 104919109A
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- 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
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- 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
-
- 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
- D06F2101/02—Characteristics of laundry or load
- D06F2101/04—Quantity, e.g. weight
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- 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
- D06F2101/02—Characteristics of laundry or load
- D06F2101/06—Type or material
-
- 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
- D06F2101/14—Time settings
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- 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
- D06F2101/16—Target humidity for the drying process, e.g. very-dry cycles
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- 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
- D06F2103/24—Spin speed; Drum movements
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- 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
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- 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
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- 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
- D06F2103/50—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to heat pumps, e.g. pressure or flow rate
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- 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
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- 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
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- 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
- D06F2105/52—Changing sequence of operational steps; Carrying out additional operational steps; Modifying operational steps, e.g. by extending duration of steps
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- 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
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/206—Heat pump arrangements
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention relates to a method of operating a heat pump laundry dryer or a heat pump washing machine having drying function and to such a laundry dryer or washing machine, wherein the laundry dryer or washing machine comprises: a control unit (30) controlling the operation of the laundry dryer or washing machine, a laundry treatment chamber (18) for treating laundry using process air, a process air circuit for circulating the process air, a heat pump system (4) having a refrigerant loop, in which the refrigerant fluid is circulated through a first and a second heat exchanger (10, 12), a compressor (14) for circulating the refrigerant fluid through the refrigerant loop, and a cooling fan unit (24) for cooling the compressor (14), and wherein the method comprises: detecting or monitoring one or a plurality of input variables during a running program cycle, determining the end of a program sub-sequence by detecting or monitoring the one or the plurality of input variables, modifying or changing an operation parameter set for operating the cooling fan unit upon determining the end of the program sub-sequence.
Description
The present invention relates to operation and have the heat pump cloth drying machine of cooling fan unit or the method for washing machine, this cooling fan unit for cooling the compressor of dryer, and the present invention relates to heat pump cloth drying machine or has the heat pump washing machine of drying function.
EP 2 212 463 B1 discloses the household electrical appliance for drying clothes.Heat pump unit and the device for cooling its parts are disposed in the housing of this electrical equipment.Device for cooling comprises and being suitable for from electrical equipment externally to the air blast of component feed cooling-air or fan.Temperature sensor is arranged in the housing, and for the signal generated according to the temperature in housing, wherein, temperature sensor can be arranged to the heat exchanger for condensating refrigerant adjoining.The control unit of electrical equipment is programmed to operate air blast in response to signal.According to an embodiment, the motor for blower can have fixing speed, and wherein, control unit is suitable for operating this motor off and in response to temperature signal.Embodiment there is provided variable-speed motor according to another, wherein, control unit is suitable for according to temperature signal with this motor of speed operation of change.
The object of the present invention is to provide a kind of heat pump cloth drying machine or there is the washing machine of drying function, and the method for the heat pump cloth drying machine providing a kind of operation to provide the drying performance of improvement or washing machine.
The present invention is defined respectively in claim 1 and claim 16.Set forth concrete embodiment in the dependent claims.
According to claim 1, provide a kind of method operating clothes treatment device, wherein, treatment facility can be heat pump cloth drying machine or the heat pump washing machine with drying function.Treatment facility comprises: control the control unit of the operation of cloth drying machine or washing machine, for use process air come process clothes clothing process chamber (such as, laundry drum) and for making the process air loop of process air circulation.Provide the heat pump with refrigerant loop, wherein, by the first heat exchanger (evaporimeter) and the second heat exchanger (condenser), refrigerant liquid is circulated by means of compressor.Such as, compressor can have fixing rotating speed or can be variable speed compressor.
Treatment facility also comprises cooling fan unit for cooling compressor or blower unit.Cooling fan unit comprises such as at least one fan and for driving the motor of this at least one fan.Cooling fan unit is suitable for cooling compressor during drying operation, namely from heat pump, remove excessive heat, thus during being provided in drying operation, (after the warming up period when the oven dry cycle starts) keeps efficiency stable state or the target operational state of heat pump.
The method of operation heat pump cloth drying machine as above or the heat pump washing machine with drying function comprises: detect during program loop in operation (oven dry) or monitor one or more input variable; The end of program subsequences is determined by detecting or monitor one or more input variable; At the end of determining program subsequences, amendment or the operating parameter collection changed for operating cooling fan unit.In other words, drying procedure or oven dry cycle comprise multiple subsequence, i.e. cycle step or program step, wherein, determine duration or the end of cycle step according to one or more input variable.Such as, when reaching the predetermined threshold of input variable, such as, after a predetermined time or when reaching the predetermined temperature of heat pump, can last cycle step.Therefore, the operating parameter of fan unit is arranged, and namely the cooling capacity of fan unit is adjusted to the requirement of each specific oven dry cycle step, and heat pump is operated all the time under possible optimum condition.Namely provide to operate under stable state or poised state once heat pump and just keep this mode of operation, thus, improve the drying performance for the treatment of facility, particularly in efficiency.
The operating parameter collection of such as cooling fan unit can comprise in following operating parameter one or more, particularly its any combination: rotation speed of the fan, i.e. fan flow rate (flow rate); ON/OFF starting power dutycycle, such as, PWM (pulse width modulation) signal by controlling fan speed drives cooling fan motor to control ON/OFF starting power dutycycle; Threshold temperature, higher than the then cooling fan unit unlatching of this threshold temperature, and lower than the then fan unit closedown of this threshold temperature; And additionally or alternatively ON/OFF time profile (such as, the dutycycle of operation ON/OFF period), such as, discontinuously but with certain startup rhythm (open for such as 20 seconds, close for 5 seconds) drive fan.
Program loop can be one in the following cycle: oven dry cycle, clothing shine new cycle, clothing dry-cleaning cycle, clothing chemical treatment cycle, washing cycle and crease-resistant cycle.Preferably, each in program loop or multiple program loop has the first subsequence and at least the second subsequence, wherein, first subsequence has the first operating parameter collection for operating cooling fan unit, and the second subsequence has the second operating parameter collection for operating cooling fan unit, and wherein, the first operating parameter collection and the second operating parameter collection different from each other.In other words, the method provides multiple operating parameter collection, and wherein, each operating parameter collection is different from each other.Multiple operating parameter collection is provided, i.e. the multiple operating parameter collection of choice and application by the control unit of the operation controlling fan unit.
Preferably, the end of program subsequences is determined: the optional input variable of user according at least one in following input variable, the running parameter of laundry drum, the running parameter of process air fan, the running parameter of heat pump, the running parameter of electric drive motor, the running parameter of compressor, the running parameter of liquor pump or condenser pump, the time parameter of counter, dry progress status parameter or want the state parameter of drying clothes, the state of liquid or level of condensation, the ambient parameter for the treatment of facility environment, and machine alarm state parameter (such as temperature alarm, electric fault warning etc.).
The running parameter of heat pump can be, the refrigerant temperature at such as, a heat exchanger place in the temperature of cold-producing medium, particularly heat exchanger, compressor outlet place or condensator outlet place.
Such as, the counter of the time parameter for determining the working procedure cycle can be realized in a control unit.Institute's elapsed time counter can be suitable for starting from program loop time counting or determine, or from the starting of subsequence institute's elapsed time, or meeting or exceeding predefined value from the input parameter of other input parameter, the such as time of pre-customized refrigerant temperature, laundry humidity or process air themperature lights institute's elapsed time.
Dry progress status can comprise: the temperature of the process air such as at drum outlet place, or the humidity value wanting drying clothes such as detected by the humidity sensor for the treatment of facility.
The variable that user selects, namely user selects can be the cycle such as selected, the cycle options selected or drying procedure type are (such as, flash baking or night time operation (quiet and low-speed mode), remaining laundry humidity, final moisture content or the level of oven dry are (such as, spy is dry or flatiron is auxiliary, namely higher remaining laundry humidity), laundry amounts (such as, the laundry amounts inputted by user, by treatment facility (such as, cloth drying machine) weight sensor detect laundry amounts, or the laundry amounts by suitable algorithm is estimated), kinds of laundry (such as, cotton, wool etc.) and/or power conservation option or drying course save time option (such as, economic model, fast).
The running parameter of clothing cabin or laundry drum can be the rotating speed of power consumption for the rotary drum electrical motor of head roll and/or rotary drum electrical motor.Especially, multiple clothing parameter can be derived according to the power consumption of rotary drum electrical motor.Such as can infer/estimate according to the power consumption of rotary drum electrical motor detected laundry amounts or load of clothes and humidity thereof or wetness loss.Such as, when driving or rotation has the cylinder of the load of clothes of comparatively large (i.e. heavier-weight), the power dissipation ratio rotated for making laundry drum is high for the power consumption of lighter load of clothes.In addition, when in drying course, the humidity level of clothing reduces, rotary drum electrical motor has lower power consumption when stirring (lighter in weight) clothing.
The running parameter of process air fan can be rotation speed of the fan, fan motor power consumption and/or fan flow rate.
Electric drive motor, such as drive the rotary drum electrical motor of laundry drum, for the running parameter driving process air to pass through the process air fan motor of process air loop can be: the motor of motor as above and/or power consumption, or be supplied to electric current, voltage, the phase place of this motor, or the parameter to be calculated by them, such as motor torque.
The running parameter of compressor can be the power consumption of compressor, compressor speed and/or air compressor motor state (such as, ON/OFF).
The ambient parameter for the treatment of facility can be the environment temperature detected, and additionally or alternatively, can be the humidity of the surrounding air for the treatment of facility outside.
Or can revise according to two or more any combination of this input variable or change the operating parameter collection of fan unit according to the arbitrary input variable in above-mentioned input variable.Namely can according to each input variable and other input variable phase retouching operation parameter set independently.
Preferably, in response to detect or the following situation of input variable of monitoring determines the end of subsequence: this variable exceedes, reaches or do not reach predefined threshold value, exceed, reach or do not reach detect or monitor input variable predefined variable quantity, exceed, reach or do not reach the time predefined gradient of input variable that detects or monitor, or any combination of said circumstances.Determined by control unit and control specific period or program step termination condition, making the drying procedure selected can be suitable for the program of current operation or the requirement of circulation closely.
According to an embodiment, amendment or change to comprise for the operating parameter collection operating cooling fan unit and change to the second predetermined fan unit profile from the first predetermined fan unit profile, wherein, the first fan unit profile is different from the second fan unit profile.Such as in (first) cycle step or subsequence in the drying procedure cycle run, perform the first fan unit profile.Such as, because reach predetermined threshold, so stop this cycle step as described above, namely start follow-up (second) cycle step by the second fan unit profile is different from the first fan unit profile.
Such as, it can be time response or temporal mode that the fan unit performed controls profile, i.e. time dependent profile, applies this profile during the subsequence of drying procedure, until the input variable of monitoring reaches the predetermined subsequence termination condition making this subsequence stop.Preferably, predetermined fan unit (time) profile to comprise in following profile one or more: predetermined fan unit speed or conveying capacity profile are (such as, time dependent independent speed profile), predetermined fan unit ON/OFF time profile (such as, time dependent predetermined startup profile, as within 20 seconds, opened/within 5 seconds, close (periodic or acyclic)) and predetermined fan unit ON/OFF dutycycle, i.e. the opening time of fan unit and the ratio of shut-in time.
Preferably, the operating parameter collection of cooling fan unit is provided for the operation profile opening and closing fan in time, i.e. fan unit ON/OFF profile.As mentioned above, the input variable of detection can be the running parameter (such as, the power consumption of rotary drum electrical motor speed, equipment) for the treatment of facility, machine alarm or (humidity) state of clothing of drying in a device.If such as the power consumption (input variable namely detected) for the treatment of facility is increased to more than predetermined threshold during the oven dry cycle, then stop performed subsequence.In follow-up subsequence or cycle step, control unit selection (namely applying) is for the operation profile of fan unit, and it improves cooling capacity or the conveying capacity of fan unit.Such as by having the operation profile of longer operational phase between not operation stage of being provided in fan unit, namely by increasing the dutycycle of fan unit.
Can be carried out at least one in testing parameter and state parameter by the sensor be associated, this sensor-specific be associated, in running parameter to be detected or state parameter, wherein, carrys out processes sensor signal by sensor unit.The example of sensor can be: for detect the weight sensor of laundry amounts or load, the temperature, particularly heat pump for check processing equipment initial temperature temperature sensor, for detecting the humidity sensor of the laundry humidity in clothing cabin.Can to realize in the control unit for the treatment of facility or by the control unit for the treatment of facility or part realizes sensor unit.
According to an embodiment, control unit is applicable to by monitors sensor signal and/or unit status derive at least one in above-mentioned running parameter and state parameter in time.Such as described above, load of clothes or wetness loss can be derived according to the power consumption of rotary drum electrical motor.Another example derives kinds of laundry when knowing laundry amounts by the progress of monitoring process air themperature and/or laundry humidity in time.Such as wool absorbs more liquid than synthetic fiber.Namely when heat treated air is to remove moisture from a large amount of wool product, compared with a large amount of synthetic fiber, more water must be evaporated, make the temperature processing air to increase fast.
Preferably, realize look-up table in a control unit, wherein, look-up table provides (i) for operating the corresponding operating parameter collection of cooling fan unit for each program loop with for each subsequence of program loop, or (ii) quoting the corresponding operating parameter collection for operating cooling fan unit.Quoting can be the position storing corresponding operating parameter collection in memory (memory of control unit).The certain operations parameter set that operating parameter is concentrated can be identical or quote and can point to same memory location.
The method also comprises: as mentioned above, according to the end of the program subsequences detected, namely the first input variable detected according at least one or monitor changes the operating parameter collection of cooling fan unit, in addition, revise or change this operating parameter collection determined of cooling fan unit according to the second input variable, wherein, the type of the second input variable is different from the type of the first input variable.Such as, the humidity level of load of clothes and rotary drum electrical motor speed are the first detected input variable and the second input variable.Such as, when reaching predefined humidity level (termination condition) during subsequence, stop this subsequence, and select predefined operation parameter set such as ON/OFF temperature to arrange and be applied to fan unit, for follow-up subsequence.Subsequently, namely during the subsequence performed or cycle step, according to the second input variable, such as rotary drum electrical motor speed revises selected fan unit operating parameter collection (setting of ON/OFF temperature).
Such as, rotary drum electrical motor speed (input variable) (scope) such as electromotor velocity <2000rpm arranges (fan unit operating parameter collection) with specific ON/OFF temperature relevant, define and open and close fan unit (such as, 58 DEG C/56 DEG C) at which temperature.Rotary drum electrical motor speed is higher, and ON/OFF temperature arranges lower, and namely other scope of rotary drum electrical motor speed arranges relevant with other ON/OFF temperature of fan unit.Therefore, the operating parameter of fan unit arranges particular state or the condition in the oven dry cycle (step) that can be applicable to separately current execution.Such as can any position in processing, such as this temperature detected at heat pump or laundry drum place.
Preferably, control unit receives and processes at least one input variable, and is applicable to revise the operating parameter collection of cooling fan unit in response to the reception of this input variable and process.When repeatedly receive in input variable one or more, preferably only change operating parameter collection in response to the change of input variable state or level.Such as when input variable changes to another predefined horizontal extent (such as, using the threshold value of variable) from a predefined horizontal extent.
Preferably, second input variable is at least one in the following input variable that describes of upper part ground: the optional input variable of user, machine alarm state parameter are (such as, temperature alarm, electric fault warning etc.), the running parameter of the running parameter of the running parameter of the running parameter of laundry drum, process air fan, electric drive motor, compressor, dry progress status parameter or want the state parameter of drying clothes, the ambient parameter for the treatment of facility environment and the running parameter of heat pump.The running parameter of heat pump is the refrigerant temperature at a heat exchanger place in such as refrigerant temperature, particularly heat exchanger, compressor outlet place or condensator outlet place.
As mentioned above, according to the first input variable terminator sequence or cycle step and after starting follow-up cycle step, preferably, for predefined first scope of the first input variable, can be predefine the operating parameter collection that threshold value changes cooling unit in the first predefined scope or higher or lower than first according to the second input variable, wherein, for predefined second scope of the first input variable, can be predefine the operating parameter collection that threshold value changes cooling unit in the second predefined scope or higher or lower than second according to the second input variable.The generic instance comprising first threshold and Second Threshold (threshold value 1 and threshold value 2) is described in table 1 below:
Table 1: generic instance
| Input range | The fan unit operating parameter collection be activated |
| Input < threshold value 1 | Fan unit operating parameter collection 1 |
| Threshold value 1 < input < threshold value 2 | Fan unit operating parameter collection 2 |
| Input > threshold value 2 | Fan unit operating parameter collection 3 |
Concrete example or the application of generic instance are shown in table 2:
Table 2: concrete example
As shown in table 2, the first input variable is rotary drum electrical motor speed, and wherein, the second input variable is the one in heat pump temperature or refrigerant temperature.The fan unit ON/OFF temperature (in the 2nd row) of selective gist is carried out according to rotary drum electrical motor speed (in the 1st row), namely rotary drum electrical motor speed is higher, on/off switch temperature is lower, raises with the temperature faster responding compressor under higher rotary drum electrical motor speed in time.
Preferably, realize look-up table in a control unit, such as, look-up table as shown in the example of table 2, and from look-up table, retrieve operating parameter collection to be selected according to the analog value of input variable or the scope of value.
According to an embodiment, another look-up table can be realized in a control unit and from another look-up table, retrieve the second input variable to be selected according to the first input variable, wherein as above and the following stated, the operation of the first input variable and the second input variable domination fan unit.Such as, the first input variable can be rotary drum electrical motor speed, process air blast motor speed or drum rotation speed as implied above, and wherein, the second input variable is threshold temperature or the temperature range of heat pump temperature or refrigerant temperature.
According to an embodiment, can make during subsequence or cycle step the selection of operating parameter collection or the amendment to operating parameter collection according to the function the first input variable and the second input variable being used as function variable.
Following exemplary equation [1] and equation [2] illustrate how can calculate fan unit ON/OFF temperature according to rotary drum electrical motor speed, wherein, during the oven dry cycle performed, the temperature definition fan unit of the temperature such as heat pump of detection is opened or closes.
Fan unit open temp (DEG C)=80-rotary drum electrical motor speed (rpm)/100 [1]
Fan unit closing temperature (DEG C)=78-rotary drum electrical motor speed (rpm)/100 [2]
Namely the example shown in table 2 is corresponded to, rotary drum electrical motor speed is the first input variable and the temperature of temperature such as heat pump is the second input variable, wherein, setting operation parameter set (setting of On/Off temperature) is carried out according to the first input variable.Compared with the example shown in table 2, equation [1] and equation [2] provide the continuous setup to fan unit On/Off temperature.
Table 3: according to the rotary drum electrical motor speed detected to the continuous setup of fan unit On/Off temperature
| Rotary drum electrical motor [rpm] | Fan unit open temp [DEG C] | Fan unit closing temperature [DEG C] |
| 2000 | 60 | 58 |
| 2100 | 59 | 57 |
| 2200 | 58 | 56 |
| .... | .... | .... |
| 2700 | 53 | 51 |
| 2800 | 52 | 50 |
| 2900 | 51 | 49 |
| 3000 | 50 | 48 |
According to the heat pump washing machine that embodiment there is provided heat pump cloth drying machine or has drying function, wherein, cloth drying machine or washing machine comprise: control unit, and it is for controlling the operation of cloth drying machine or washing machine; Clothing process chamber, it carrys out process clothes for using process air; Process air loop, it is for making process air circulation; Heat pump, it has refrigerant loop, wherein, by the first heat exchanger and the second heat exchanger, refrigerant liquid is circulated; Compressor, it is circulated by refrigerant loop for making refrigerant liquid; And cooling fan unit, it is for cooling compressor, and wherein, control unit is suitable for the operation controlling above-mentioned cloth drying machine or washing machine.
Can combine the arbitrary characteristics in the above-mentioned characteristic sum key element of the method for operation processing equipment and key element with any combination, and can be implemented in heat pump cloth drying machine as above or the heat pump washing machine with drying function.
Describe the preferred embodiment of the present invention in detail, illustrate the example of the preferred embodiment of the present invention in the accompanying drawings, wherein accompanying drawing illustrates:
Fig. 1 has the schematic diagram of the clothes treatment device of heat pump,
The schematic block diagram of the parts of the equipment of Fig. 2 Fig. 1,
The schematic block diagram of the different relation between Fig. 3 a to Fig. 3 c input variable is arranged from fan unit operating parameter,
Fig. 4 user selects the flow chart how can revising fan unit optimum configurations,
Fig. 5 illustrates the flow chart of amendment as the example of fan unit optimum configurations given in table 2,
Fig. 6 illustrates the figure revising fan unit optimum configurations according to rotary drum electrical motor speed in time as is depicted in Figure 5, and
How Fig. 7 can revise the flow chart of fan unit optimum configurations during the oven dry cycle.
Fig. 1 depicts clothes treatment device 2 with schematic diagram, and in this embodiment, clothes treatment device 2 is heat pump roller dryer.Roller dryer comprises heat pump 4, this heat pump 4 comprises in closed refrigerant loop 6 according to the order of following flow of refrigerant B: the first heat exchanger 10, compressor 14, second heat exchanger 12 and expansion gear 16, wherein, the first heat exchanger 10 serves as the evaporimeter for vaporized refrigerant and cooling processing air; Second heat exchanger 12 serves as the condenser for cooling refrigeration agent and heat treated air; Cold-producing medium is back to the first heat exchanger 10 from expansion gear 16.Heat pump 4 forms refrigerant loop 6 together with the refrigerant tubing be linked in sequence by the parts of heat pump 4, and compressor 14 makes cold-producing medium circulate in refrigerant loop 6 as indicated by arrow B.If operate the cold-producing medium in heat pump 4 under Trans-critical cycle state or complete supercriticality, then the first heat exchanger 10 and the second heat exchanger 12 can serve as gas heater and gas cooler respectively.
Expansion gear 16 is controlled valves, and this controlled valve operates under the control of control unit 30 (Fig. 2), to adjust the flow resistance of cold-producing medium according to the mode of operation of heat pump 4.In one embodiment, expansion gear 16 can be fixing uncontrollable device, as capillary.
Process air stream in treatment facility 2 is conducted through the cabin 18 for the treatment of facility 2, namely by the cabin 18 for receiving pending article, and such as cylinder 18.Pending article are textiles, clothing 19, clothes, shoes etc.Textiles, clothing or clothes is preferably in embodiment herein.Process air stream is represented by arrow A in FIG, and by process air-blaster 8 or fans drive.It is outside that process air stream A is directed to cylinder 18 by process air channel 20, and this process air channel 20 comprises different parts, comprises the part forming cell channel 20a, be furnished with the first heat exchanger 10 and the second heat exchanger 12 in cell channel 20a.The process air flowing out the second heat exchanger 12 flows in rear passage 20b, is furnished with process air-blaster 8 in rear passage 20b.In rising passway 20c, the air carried by air blast 8 is booted up the rear side to cylinder 18.The air being flowed out cylinder 18 by drum outlet (loading opening of cylinder) is filtered by lint filter 22, and this lint filter 22 is arranged in passage 20 or the drum outlet at passage 20 place.
When heat pump 4 operates, heat is passed to cold-producing medium from process air A by the first heat exchanger 10.By Air flow will be processed to lower temperature, from processing the humidity of air in first heat exchanger 10 place's condensation, being collected herein and being disposed to condensate collector 26.After the first heat exchanger 10, the cooled and process air of dehumidifying is subsequently through the second heat exchanger 12, and in the second heat exchanger 12, heat is passed to process air from cold-producing medium.Air blast 8 sucks process air from interchanger 12, and is urged in cylinder 18, processes air heats laundry 19 and receive the humidity from clothing 19 in cylinder 18.Process air flows out cylinder 18 and directedly in prepass 20d gets back to the first heat exchanger 10.In the base segments 5 that the critical piece of heat pump 4 is disposed in dryer 2 or substrate.
Cooling fan unit 24 or blower unit are arranged to blow cooling-air C near compressor 14 for towards compressor, thus from compressor 14 during drying operation, namely remove heat from heat pump 4.Actively driving cooling-air stream C by cooling fan unit 24, is stream of ambient air in the present embodiment, and this cooling-air stream C takes away heat from compressor 14 (surface of compressor 14).Fan unit 24 comprises air blast or fan 36, and its fan motor 34 controlled by the control unit 30 of dryer 2 drives.During the steady state operation of heat pump 4, by transmitting the heat from compressor 14, between process air loop and the closed circuit of refrigerant loop 6, reach thermodynamical equilibrium.Thus, remove that compressor 14 consumes, do not changed into operating power by compressed refrigerant electrical power from heat pump 4, namely under ideal is considered, the thermal power of compressor reaches balance in cold-producing medium with the closed circuit of process air.This means, under the stable state of heat pump 4, in this stable state, after warming up period, reach maximum or intimate maximum operating condition or efficiency, the heat that compressor 14 deposits in refrigerant loop 6 fan unit 24 that is cooled balances, overheated to prevent.After starting dryer 2 from cold conditions or ambient condition, before reaching stable state (normal mode namely after warming up period or balanced mode), heat pump 4 runs through warm-up phase.Change because heat pump mode of operation (depends primarily on refrigerant temperature) in warm-up phase, therefore for optimizing the condition change that cooling requires in time.The invention provides the solution for optimizing cooling in time.
Fig. 2 shows the schematic block diagram of the parts of the dryer of Fig. 1, and it illustrates the control to dryer parts.Control unit 30 is suitable for the parts controlling dryer 2 according to selected program, as the operation of rotary drum electrical motor 32, compressor 14, valve 16 (alternatively) and fan motor.Via TIP 38, user can select drying procedure or cycle, and such as fast, economical, flatiron is auxiliary.Alternatively, other input can be made, such as residual humidity, laundry amounts or kinds of laundry.In addition, control unit 30 is suitable for controlling fan unit 24, makes after warming up period by such as operating the stable state that fan unit 24 keeps heat pump as described below.
According to one or more input variable, it can be that such as user selects (such as, the selected cycle), the running parameter of rotary drum electrical motor (such as, power consumption, electromotor velocity) or temperature is (such as, temperature via temperature sensor 28 detects at condensator outlet place), the operating parameter that fan unit 24 could be revised or change to control unit 30 as schematically shown in fig. 3 a is arranged.The operating parameter of fan unit 24 can be the setting of On/Off temperature, cooling fan rotation speed, ON/OFF activate dutycycle, ON/OFF time profile (open for such as 10 seconds, close for 5 seconds).
Fig. 3 a shows the example of the operating parameter collection for revising fan unit 24: in a first step, when starting drying procedure or cycle or at startup drying procedure or before the cycle, detected by control unit 30 or monitor input variable x, the weight of the clothing such as, loaded in cylinder 18.Such as input (such as low/medium/high load capacity) by means of weight sensor or by the user via TIP 38.For each input variable (or scope of input variable), i.e. clothes weight, control unit 30 is suitable for controlling fan unit 24 and controls profile to perform predetermined fan unit, such as, have the profile that predefined ON/OFF activates profile and/or predefined rotation speed of the fan profile.Such as in control unit 30, realize look-up table, the scope of input value or input value and particular fan units are controlled profile and connect by this look-up table.
(reference Fig. 4) predetermined control profile can be performed during (remainder) in drying procedure cycle or during predetermined period step.Namely detect an input variable x (when drying procedure starts) and determine the operating parameter collection of the remainder (or its step) in oven dry cycle.Alternatively, repeatedly detect input variable x, such as, for good and all detect input variable x in real time, and the input variable x that control unit 30 is suitable for according to repeatedly detecting in the whole oven dry cycle carrys out calculating operation parameter set f (x).Namely the operation of fan unit 24 can be adapted to the drying procedure of current execution or the specific requirement in cycle closely.
Fig. 3 b shows another example of the operating parameter collection for revising fan unit 24: according to the first input variable x detected or monitor and the second input variable y, control unit 30 is suitable for determining according to input variable x and input variable y or calculating corresponding operating parameter collection f (x, y).Control unit 30 can from look-up table (such as, table 2 or table 3) search operaqtion parameter set f (x, or corresponding operating parameter collection can be calculated according to predefined function (such as, equation [1] and equation [2]) y).When as shown in table 2 such multiple input value (or input value scope) is connected with a certain operational parameters collection time, look-up table is preferred.When real-time at least one input value of detection, calculating operation parameter set is preferred.
Fig. 3 c shows the another example of the operating parameter collection for revising fan unit 24: according to the first input variable x, selects the second input variable g (x) to be detected.Such as realize look-up table in a control unit, which the second input variable the definition of this look-up table will select according to the first input variable.In the next step, determination operation parameter set f (x, g (x)) is carried out by control unit 30 according to the first input variable and the second input variable.Such as, by by means of another look-up table realized in control unit 30, or by being provided for the function or the equation that carry out calculating operation parameter set for the first input value of each detection as above and the second input value.
Fig. 4 shows the exemplary process diagram that user selects how to revise fan unit optimum configurations.For each oven dry cycle 1 to 4, each oven dry cycle additional option one to 2 (such as, economy, night) and each oven dry cycle additional final moisture content 1 to 2 (such as, flatiron is auxiliary) select different fan unit operating parameter collection 1 to 6.Such as, user selects oven dry cycle or program number 4, and selects in addition final moisture content numbers 2, such as high final moisture content (flatiron is auxiliary).Then, control unit 30 is suitable for selecting cooling fan parameter set 6, and correspondingly controls fan unit 24.
Fig. 5 shows the flow chart illustrating and how can revise the operating parameter collection of fan unit as described above in the example of table 2.Namely in control unit 30, look-up table as shown in table 2 is realized, to carry out determination operation optimum configurations according to two input variables.First input variable is rotary drum electrical motor speed and the second input variable is the temperature of the condensator outlet detected by temperature sensor 28.According to the value of the value of rotary drum electrical motor speed and the running parameter of rotary drum electrical motor 32, relevant fan unit ON/OFF temperature arranges and is selected by control unit 30.Temperature when this parameter set definition fan unit 24 is unlocked respectively and closes, the temperature of the cold-producing medium at condensator outlet place is by (such as per second) detection or monitoring repeatedly simultaneously.Therefore, operating parameter can be adjusted to the requirement meeting the current performed oven dry cycle constantly.
Fig. 6 depicts the diagram illustrating and revise fan unit optimum configurations according to the rotary drum electrical motor speed illustrated respectively in the example as table 2 and Fig. 5 in time.
Fig. 7 shows the flow chart illustrating and how revise fan optimum configurations during oven dry cycle or program.The oven dry cycle comprises multiple subsequence, program step or cycle step, and namely each cycle step is a part for cycle of drying accordingly or program.Duration or the end of cycle step or subsequence is determined by the termination condition of the input variable detected during cycle step.Each cycle step can depend on different parameters or the input variable of each control system, such as drum movement speed or order and condenser pump enable mode (ON/OFF).When demonstrating certain predetermined control conditioned disjunction end-of-cycle condition, such as through certain hour, reach laundry humidity degree and/or reach condensator outlet temperature, each cycle step can be stopped.In other words, by checking predetermined control or termination condition, duration or the length of cycle step is determined.Namely for the controlled condition relevant with such as laundry humidity or temperature threshold, the duration of cycle step can change according to the type of clothing and load of clothes.Therefore, the operation of fan unit, namely cooling capacity can closely be suitable for the specific requirement wanting drying clothes.
As shown in the exemplary oven dry cycle of Fig. 7, by selecting drying procedure (i.e. the input variable of user's selection), selecting the first operating parameter collection 1 by control unit and being applied to cooling fan unit.During period 1 step, such as predetermined ON/OFF profile as above is applied to fan unit 24.Alternatively or additionally, selected operating parameter collection 1 can depend on condensator outlet temperature, such as operating parameter collection 1 comprises the ON/OFF temperature when threshold temperature as above or definition fan unit open and close and arranges.
The predetermined threshold at condensator outlet place is reached, such as 45 DEG C for the end of period 1 step 1 or the end condition condensator outlet temperature that is cold-producing medium.When demonstrating this condition, stopping period 1 step 1 and starting step 2 second round, wherein, select the second operating parameter collection 2 and apply it to fan unit 24.Second parameter set 2 such as depends on the input variable different from the input variable of period 1 step 1, such as the second input variable be the counter that realized by control unit detect certainly cycle step 2 elapsed times.In this example, for second round step 2 termination condition be from starting time be thirty minutes long of cycle step 2 processes.When control unit demonstrates this termination condition, stop step 2 and start period 3 step 3 second round.
Be similar to above for described by period 1 step and second round step, select the 3rd parameter set 3 and be applied to fan unit 24, and starting period 3 step 3.3rd parameter set 3 can depend on any input variable in above-mentioned input variable, wherein, in this example, by reaching the predetermined threshold of laundry humidity, and such as 12% termination condition determining period 3 step.Namely, when demonstrating this termination condition, such as, when demonstrating this termination condition by means of the humidity sensor for the treatment of facility 2, stopping period 3 step 3 and starting final period 4 step 4.
Control unit 30 selects the 4th operating parameter collection 4 for period 4 step 4.During above-mentioned input variable and operating parameter are arranged, any one can be used to period 4 step 4.The ON/OFF temperature that such as when predetermined ON/OFF time profile, definition fan unit 24 open and close is arranged, the threshold value of the power consumption of compressor 14, or the threshold value of the humidity of clothing or process air.In this example, the termination condition for last cycle step 4 be reach 0% laundry humidity, i.e. drying clothes.When such as selecting and perform to have option " flatiron auxiliary ", during the drying procedure of namely higher final laundry humidity, the end condition for last cycle step can for the final moisture content reaching 10%.The termination condition of period 4 step makes drying procedure or dries cycle arrest.
Reference numerals list
2 heat pump roller dryers
4 heat pumps
5 base segments
6 refrigerant loop
8 air blasts
10 first heat exchangers (evaporimeter)
12 second heat exchangers (condenser)
14 compressors
16 expansion gears
18 cylinders (clothing cabin)
19 clothings
20 process air channels
20A cell channel
Passage after 20B
20C rising passway
20d prepass
22 lint filters
24 cooling fan unit
26 condensate collectors
28 temperature sensors
30 control units
32 rotary drum electrical motors
34 fan motors
36 fans
38 TIPs
A process air stream
B flow of refrigerant
C cooling-air stream
Claims (16)
1. operate heat pump cloth drying machine or have the method for heat pump washing machine of drying function, wherein, described cloth drying machine or described washing machine comprise:
Control unit (30), described control unit (30) controls the operation of described cloth drying machine or described washing machine,
Clothing process chamber (18), described clothing process chamber (18) carrys out process clothes for using process air,
Process air loop, described process air loop is used for making described process air circulation,
Heat pump (4), described heat pump (4) has refrigerant loop, in described refrigerant loop, by the first heat exchanger (10) and the second heat exchanger (12), refrigerant liquid is circulated,
Compressor (14), described compressor (14) is circulated by described refrigerant loop for making described refrigerant liquid, and
Cooling fan unit (24), described cooling fan unit (24) for cooling described compressor (14), and
Wherein, described method comprises:
Detect during the working procedure cycle or monitor one or more input variable,
The end of program subsequences is determined by detecting or monitor one or more input variable described,
At the end of determining described program subsequences, amendment or the operating parameter collection changed for operating described cooling fan unit.
2. method according to claim 1, wherein, each in described program loop or described multiple program loop all has the first subsequence and at least the second subsequence, wherein, described first subsequence has the first operation set for operating described cooling fan unit (24), and described second subsequence has the second operation set for operating described cooling fan unit, and wherein, described first operation set and described second operation set different from each other.
3. method according to claim 1 and 2, wherein, determine the end of program subsequences according at least one in following input variable:
The optional input variable of user,
The running parameter of laundry drum (18),
The running parameter of process air fan (8),
The running parameter of described heat pump (4),
The running parameter of electric drive motor (32),
The running parameter of described compressor (14),
The running parameter of liquor pump or condenser pump,
The time parameter of counter,
Dry progress status parameter or want the state parameter of drying clothes,
The state of liquid or level of condensation,
The ambient parameter for the treatment of facility environment, and
Machine alarm state parameter.
4. the method according to claim 1,2 or 3, wherein, the following situation in response to the input variable of described detection or monitoring determines the end of subsequence
Described input variable exceedes, reaches or does not reach predefined threshold value,
Described input variable exceedes, reaches or does not reach the predefined variable quantity of the input variable of described detection or monitoring,
Described input variable exceedes, reaches or does not reach the time predefined gradient of the input variable of described detection or monitoring, or
The combination of said circumstances.
5. the method according to the arbitrary claim in aforementioned claim, wherein, program loop is the oven dry cycle, clothing shines the new cycle, the clothing dry-cleaning cycle, the clothing chemical treatment cycle, one of washing cycle and crease-resistant cycle.
6. the method according to the arbitrary claim in aforementioned claim, wherein, amendment or change to comprise for the operating parameter collection operating described cooling fan unit and change to the second predetermined fan unit profile from the first predetermined fan unit profile, wherein, described first fan unit profile is different from described second fan unit profile, and each fan unit profile comprises one or more in following content:
Predetermined fan unit speed or conveying capacity profile,
Predetermined fan unit ON/OFF time profile, and
Predetermined fan unit ON/OFF dutycycle.
7. the method according to the arbitrary claim in claim 3 to 6, wherein, the optional input variable of described user is one or more in following variable:
Kinds of laundry,
Drying procedure type,
Remaining laundry humidity,
Power conservation option,
Drying course saves time option, and
Laundry amounts.
8. the method according to the arbitrary claim in claim 3 to 7, wherein, by the sensor be associated to detect at least one in described running parameter and described state parameter, the described sensor-specific be associated is in running parameter to be detected or state parameter, wherein, processes sensor signal is carried out by sensor unit (30).
9. the method according to the arbitrary claim in claim 3 to 8, wherein, described control unit (30) be suitable for by monitors sensor signal or unit status in time derive in described running parameter and described state parameter at least one.
10. the method according to the arbitrary claim in aforementioned claim, wherein, realizes look-up table in described control unit (30), and wherein, described look-up table provides to each subsequence of each program loop and described program loop:
For operating the corresponding operating parameter collection of described cooling fan unit (24), or
To quoting of the corresponding operating parameter collection for operating described cooling fan unit (24).
11. methods according to the arbitrary claim in aforementioned claim, wherein, described method also comprises:
The operating parameter collection of described cooling fan unit (24) is changed according to the end of the program subsequences detected, at least one first input variable according to the arbitrary claim in aforementioned claim is depended in the end of the program subsequences of described detection, and
Additionally, revise or change the operating parameter collection so determined of described cooling fan unit (24) according to the second input variable,
Wherein, the type of described second input variable is different from the type of described first input variable.
12. methods according to claim 11, wherein, described second input variable be following input variable one of at least:
The optional input variable of user,
Machine alarm state parameter,
The running parameter of laundry drum (18),
The running parameter of process air fan (8),
The running parameter of electric drive motor (32),
The running parameter of described compressor (14),
Dry progress status parameter or want the state parameter of drying clothes,
The ambient parameter for the treatment of facility environment, and
The running parameter of described heat pump (4).
13. methods according to claim 11 or 12, wherein, for predefined first scope of described first input variable, the described operating parameter collection predefining threshold value or change described cooling unit (24) lower than the first predefined threshold value in the first predefined scope, higher than first according to described second input variable, and
Wherein, for predefined second scope of described first input variable, be in the second predefined scope, higher than the second predefined threshold value or the described operating parameter collection changing described cooling unit (24) lower than the second predefined threshold value according to described second input variable.
14. methods according to claim 11,12 or 13, wherein, described first input variable is rotary drum electrical motor speed, process air blast motor speed or drum rotation speed, and
Wherein, described second variable is threshold temperature or the temperature range of heat pump temperature or refrigerant temperature.
15. according to claim 11 to the method described in the arbitrary claim in 14, and wherein, the function according to described second input variable being used as function variable is made the selection of described operating parameter collection or the amendment to described operating parameter collection.
16. 1 kinds of heat pump cloth drying machines or there is the heat pump washing machine of drying function, wherein, described cloth drying machine or described washing machine comprise:
Control unit (30), described control unit (30) controls the operation of described cloth drying machine or described washing machine,
Clothing process chamber (18), described clothing process chamber (18) carrys out process clothes for using process air,
Process air loop, described process air loop is used for making described process air circulation,
Heat pump (4), described heat pump (4) has refrigerant loop (6), in described refrigerant loop (6), by the first heat exchanger (10) and the second heat exchanger (12), refrigerant liquid is circulated
Compressor (14), described compressor (14) is circulated by described refrigerant loop (6) for making described refrigerant liquid, and
Cooling fan unit (24), described cooling fan unit (24) is for cooling described compressor (14);
Wherein, described control unit (30) is suitable for the operation controlling described dryer or described washing machine according to the either method claim in pre---ceding method claims.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP12192939.2 | 2012-11-16 | ||
| EP12192939.2A EP2733253A1 (en) | 2012-11-16 | 2012-11-16 | Method of operating a heat pump laundry dryer and heat pump laundry dryer or heat pump washing machine having drying function |
| PCT/EP2013/073643 WO2014076093A1 (en) | 2012-11-16 | 2013-11-12 | Method of operating a heat pump laundry dryer and heat pump laundry dryer or heat pump washing machine having drying function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104919109A true CN104919109A (en) | 2015-09-16 |
| CN104919109B CN104919109B (en) | 2017-07-28 |
Family
ID=47278109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380070535.XA Active CN104919109B (en) | 2012-11-16 | 2013-11-12 | Operate the method and heat pump cloth drying machine or the heat pump washing machine with drying function of heat pump cloth drying machine |
Country Status (4)
| Country | Link |
|---|---|
| EP (2) | EP2733253A1 (en) |
| CN (1) | CN104919109B (en) |
| AU (1) | AU2013346941B2 (en) |
| WO (1) | WO2014076093A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106245295A (en) * | 2016-08-31 | 2016-12-21 | 无锡小天鹅股份有限公司 | The control method of dryer |
| CN107313226A (en) * | 2016-04-26 | 2017-11-03 | 伊莱克斯家用电器股份公司 | Method and garment drying apparatus for operating garment drying apparatus |
| CN109208287A (en) * | 2017-07-07 | 2019-01-15 | 伊莱克斯家用电器股份公司 | Operate the method and garment drying apparatus of garment drying apparatus |
| CN110892106A (en) * | 2017-07-14 | 2020-03-17 | 伊莱克斯家用电器股份公司 | Method for controlling operation of a laundry dryer |
| CN111235847A (en) * | 2018-11-29 | 2020-06-05 | 青岛海尔滚筒洗衣机有限公司 | Control method of clothes drying equipment and clothes drying equipment |
| CN111335000A (en) * | 2018-12-18 | 2020-06-26 | 青岛海尔滚筒洗衣机有限公司 | Clothes drying device and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2015003742A1 (en) * | 2013-07-09 | 2015-01-15 | Electrolux Appliances Aktiebolag | Heat pump laundry drying appliance with enhanced operation flexibility |
| CN105483995A (en) * | 2014-09-18 | 2016-04-13 | 博西华电器（江苏）有限公司 | Drying method of dyer and dryer using same |
| CN105483994A (en) * | 2014-09-18 | 2016-04-13 | 博西华电器（江苏）有限公司 | Dryer and drying method thereof |
| CN105483999A (en) * | 2014-09-18 | 2016-04-13 | 博西华电器（江苏）有限公司 | Dryer and drying method thereof |
| CN104894824B (en) * | 2015-06-26 | 2017-05-10 | 王招杰 | Water-absorbing type warm air clothes drying machine and clothes drying method |
| CN110359226B (en) * | 2018-04-11 | 2021-12-03 | 佛山海尔滚筒洗衣机有限公司 | Control method for laundry treatment apparatus and laundry treatment apparatus |
| CN110965297B (en) * | 2018-09-27 | 2022-07-08 | 合肥美的洗衣机有限公司 | Control method of clothes treatment equipment |
| CN110965298B (en) * | 2018-09-27 | 2022-07-08 | 合肥美的洗衣机有限公司 | Control method of clothes treatment equipment |
| CN114182510A (en) * | 2021-12-31 | 2022-03-15 | 广东美的白色家电技术创新中心有限公司 | Clothes dryer control method and device, clothes dryer and storage medium |
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| CN107313226A (en) * | 2016-04-26 | 2017-11-03 | 伊莱克斯家用电器股份公司 | Method and garment drying apparatus for operating garment drying apparatus |
| CN107313226B (en) * | 2016-04-26 | 2021-09-03 | 伊莱克斯家用电器股份公司 | Method for operating a laundry drying appliance and laundry drying appliance |
| CN106245295A (en) * | 2016-08-31 | 2016-12-21 | 无锡小天鹅股份有限公司 | The control method of dryer |
| CN109208287A (en) * | 2017-07-07 | 2019-01-15 | 伊莱克斯家用电器股份公司 | Operate the method and garment drying apparatus of garment drying apparatus |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP2920354A1 (en) | 2015-09-23 |
| EP2920354B1 (en) | 2020-06-10 |
| AU2013346941A1 (en) | 2015-06-04 |
| WO2014076093A1 (en) | 2014-05-22 |
| EP2733253A1 (en) | 2014-05-21 |
| CN104919109B (en) | 2017-07-28 |
| AU2013346941B2 (en) | 2018-02-01 |
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