CN103069067B - For running the circuit arrangement of home appliances and corresponding method - Google Patents
For running the circuit arrangement of home appliances and corresponding method Download PDFInfo
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- CN103069067B CN103069067B CN201180040653.7A CN201180040653A CN103069067B CN 103069067 B CN103069067 B CN 103069067B CN 201180040653 A CN201180040653 A CN 201180040653A CN 103069067 B CN103069067 B CN 103069067B
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- Prior art keywords
- control unit
- main control
- circuit
- voltage
- motor
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/30—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations
-
- 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/10—Power supply arrangements, e.g. stand-by circuits
-
- 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
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Rectifiers (AREA)
- Control Of Washing Machine And Dryer (AREA)
- Control Of Ac Motors In General (AREA)
- Stand-By Power Supply Arrangements (AREA)
- Control Of Electric Motors In General (AREA)
- Inverter Devices (AREA)
Abstract
There is provided a kind of circuit arrangement and a kind of method, it can realize home appliances at alternating supply voltage U
nnormal operation after inefficacy.Described circuit arrangement (1) comprises motor control unit (6) and main control unit (18).By means of electric electromechanics source circuit (7) to described motor control unit (6) supply of electrical energy U
1.Described electric electromechanics source circuit (7) comprises the intermediate circuit capacitor (14) for storage voltage.By main power supply unit (19) to main control unit (18) supply of electrical energy U
2.At alternating supply voltage U
nafter inefficacy, supply the electric energy U from intermediate circuit capacitor (14) to main control unit (18)
3.Therefore, can avoid turning off main control unit (18) and motor control unit (6) uncontrollably.
Description
Technical field
The present invention relates to a kind of circuit arrangement for running home appliances and a kind of home appliances with this circuit arrangement.In addition, the present invention relates to a kind of method that can realize home appliances normal operation after alternating supply voltage lost efficacy, described alternating supply voltage is applied on the circuit input end of the circuit arrangement of home appliances.
Background technology
The motor control unit that has for controlling motor and the home appliances for the main control unit to motor control unit sending controling instruction is related at this.In this home appliances, by means of independent power supply circuits, namely such as pass through independent power supply to motor control unit and main control unit supply of electrical energy.These power supply circuits have different structures; Power supply circuits for motor control unit generally include intermediate circuit capacitor, smoothing to the voltage through rectification by described intermediate circuit capacitor.Such as disclose a kind of circuit for powering to motor control unit like this by document WO2005/060064A1.
DE102008044378A1 illustrates a kind of circuit arrangement for running home appliances, wherein when occurring that in supply network side current failure timed unit also keeps being coupled by door contact and current connection terminal.Be provided with a switch, described switch is closed on the duration that the door of home appliances keeps Locked for this reason.
EP1768251A1 illustrates a kind of inverter circuit for control BLDC motor, and described inverter circuit is provided with the backup unit of inside circuit, for powering from intermediate circuit capacitor to driving stage and controlled stage when voltage interruption.
Being disclosed by US2008/0155294, is office equipment---such as printer and duplicator are equipped with the extra accumulator with special charging capacitor form, due to described accumulator, can continue to run described equipment during current failure.
Summary of the invention
Task of the present invention is to provide a solution: how the circuit arrangement with motor control unit and main control unit can normally run, namely especially after the alternating supply voltage of supply network lost efficacy.
According to the present invention, described task is solved by the circuit arrangement according to the feature of each independent claims, home appliances and method.Advantageous embodiment of the present invention is the theme of dependent claims and follow-up explanation.
Circuit arrangement for running home appliances according to the present invention comprises the circuit input end for applying alternating supply voltage.In addition, described circuit arrangement comprises the motor control unit of the motor for controlling home appliances.Motor circuit can be coupled with circuit input end by electric switch, and described motor circuit is configured to provide the first operating voltage.Motor control unit can be supplied to the first operating voltage.Motor circuit comprises the intermediate circuit capacitor for storage of electrical energy.In addition, circuit arrangement comprises the main control unit for controlling home appliances, and described main control unit is configured to send the control signal with control instruction to motor control unit.Main control unit also controls electric switch and may therefore realize: motor circuit is coupled with circuit input end.Main power supply unit is coupled with circuit input end equally, and described main power supply unit provides the second operating voltage, and main control unit can be supplied to described second operating voltage.Main control unit also with motor coupling of circuits, and motor circuit is configured to provide the 3rd operating voltage by the energy be stored in intermediate circuit capacitor, and wherein main control unit can be supplied to the 3rd operating voltage.
Present invention utilizes the following fact: motor circuit generally includes the intermediate circuit capacitor of storage voltage.Present mode of the present invention is, also provides and is stored in voltage in intermediate circuit capacitor for powering to main control unit, namely by generation the 3rd operating voltage.If there is the short duration failure of alternating supply voltage---such as select home appliances program time or by by operating personnel by the main switch short time turn off and connect home appliances or supply network inefficacy, then main power supply unit is no longer for main control unit provides operating voltage.When this short duration failure of alternating supply voltage, continue to motor control unit supply of electrical energy in the prior art, namely by intermediate circuit capacitor, and main control unit lost efficacy.Therefore, after alternating supply voltage recovers, main control unit and motor control unit are in different running statuses; Main control unit experienced by reset (reset), and motor control unit does not have.Therefore have problems when restarting the home appliances program started in the prior art; Need again the program in synchronous main control unit and motor control unit.The present invention is head it off exactly, namely by supplying to main control unit the energy be stored in intermediate circuit capacitor.If occur now that alternating supply voltage lost efficacy, then not only can supply the voltage from intermediate circuit capacitor to main control unit but also to motor control unit, and motor control unit and main control unit reset in synchronization experience.Main control unit and the different running statuses of motor control unit after alternating supply voltage recovers can be avoided thus.
The present invention has other advantages: after alternating supply voltage lost efficacy, main control unit has and causes predetermined process really to fix time.Namely main control unit can according to the modulated shutoff of predetermined protocol realization motor control unit.Main control unit also from turning off, namely can turn off according to predetermined agreement in an orderly manner.The fault occurred after motor control unit and main control unit reset (reset) at random in the prior art can be avoided thus.Therefore, main control unit can realize the modulated and desired shutoff of motor control unit and/or main control unit, and this gives the credit to the 3rd operating voltage from intermediate circuit capacitor.
Another advantage of described circuit arrangement is, can drop to minimum by the test cost in exploitation home appliances, because the difference of motor control unit and main control unit resets, the impact in moment no longer occurs and therefore need not be examined again.
Preferably, the 3rd operating voltage is numerically equal to the second operating voltage.So, even if also supplied identical DC voltage value to main control unit after alternating supply voltage loses efficacy.
Such as can provide the 3rd operating voltage by means of inaccessible current transformer.This inaccessible current transformer belongs to motor circuit.Described embodiment especially proves particularly advantageous in following this circuit arrangement: the electromotive force existed in described circuit arrangement between motor control unit and main control unit is separated, that is, motor control unit and main control unit are positioned on different reference potentials.Usually, realize this electromotive force to be as follows separated: motor circuit has bridge rectifier, carries out rectification by described bridge rectifier to alternating supply voltage.Like this, the electromotive force between motor control unit and main control unit can be provided to be separated; Then main control unit sends the control signal with control instruction by the data transmission channel not affecting electromotive force separation to motor control unit.This data transmission channel such as can be formed by protection impedance by photoelectrical coupler or also.After alternating supply voltage lost efficacy, main control unit can transmit control instruction by data transmission channel to motor control unit, and described control instruction impels the modulated shutoff of motor control unit according to predetermined agreement.
Lost efficacy if there is alternating supply voltage, then this by motor control unit and main control unit identification, namely can be subside by operating voltage.After alternating supply voltage lost efficacy, the voltage be only stored in intermediate circuit capacitor was available.The voltage be stored in intermediate circuit capacitor effectively should divide and is used in motor control unit and main control unit.Because main control unit is the central control unit in home appliances, so it needs the longer time to cause the deterministic process in home appliances after alternating supply voltage inefficacy.Therefore, specify in one embodiment, motor control unit itself itself was transformed in holding state with the first operating voltage uncoupling after identification alternating supply voltage loses efficacy thus.So, motor control unit seldom consumes electric energy or does not even consume electric energy, and the voltage be stored in intermediate circuit capacitor is available for main control unit completely.By described mode of operation, after alternating supply voltage loses efficacy, main control unit was provided for causing the time of the deterministic process in home appliances to double.
As already explained, main control unit carries out the operation determined after identifying alternating supply voltage inefficacy in home appliances, and then described operation guarantees the normal operation of home appliances after alternating supply voltage recovers.Fault data can be preserved in memory by such as main control unit after identification alternating supply voltage loses efficacy.This fault data can comprise about previously started and the information of the home appliances program of interrupting because alternating supply voltage lost efficacy.Described fault data such as can comprise about program with the information of upper/lower positions: the same program in described position due to alternating supply voltage lost efficacy and interrupted.Then, after alternating supply voltage recovers, can restart in described position and terminate program in an orderly manner.Preferably, main control unit comprises permanent memory.Then main control unit can preserve this fault data after identification alternating supply voltage loses efficacy, and described fault data after a while can the analyzed process when maintenance or customer service.This fault data such as can comprise the moment of alternating supply voltage inefficacy and/or the title of the program selected when alternating supply voltage lost efficacy etc.
Home appliances according to the present invention comprises device or its preferred extension in a circuit according to the invention.Term " home appliances " is especially interpreted as washing machine, dryer or clothes washer-dryer at this.
Can realize the normal operation of home appliances after alternating supply voltage lost efficacy according to method of the present invention, described alternating supply voltage is applied on the circuit input end of the circuit arrangement of home appliances.DC voltage is supplied to main control unit by the main power supply unit be coupled with circuit input end.Realize the closed of electric switch by main control unit, and charge with the intermediate circuit capacitor of DC voltage to motor circuit thus.The DC voltage from intermediate circuit capacitor is supplied to motor control unit.After alternating supply voltage lost efficacy, supplied the electric energy from intermediate circuit capacitor to main control unit.
The preferred embodiment proposed with reference to device in a circuit according to the invention and especially its advantage are correspondingly applicable to according to home appliances of the present invention and according to method of the present invention.
Accompanying drawing explanation
Other features of the present invention draw from claim, accompanying drawing and accompanying drawing illustrate.Below the characteristic sum Feature Combination mentioned in the description and next mention in the description of the drawings and/or only characteristic sum Feature Combination illustrated in the accompanying drawings not only with other combinations and/or can to apply individually with the combination illustrated respectively, and do not depart from category of the present invention.
Now according to each preferred embodiment and be elucidated in more detail with reference to the drawing the present invention, wherein
Fig. 1 illustrates the circuit arrangement according to an embodiment of the invention; And
Fig. 2 illustrates the power supply unit of the motor circuit of the circuit arrangement according to Fig. 1.
Detailed description of the invention
Circuit arrangement 1 shown in Fig. 1 is for running the permasyn morot 2 of washing machine.Synchronous motor 2 drives the cylinder of washing machine.In order to control synchronization motor 2, described circuit arrangement 1 comprises inverter 3, and described inverter 3 has 6 transistors 4.All three windings 5 that inverter 3 can be respectively synchronous motor 2 provide alternating voltage.
By motor control unit 6 control inverter 3, described motor control unit 6 is such as formed by microprocessor in this example.Therefore, motor control unit 6 control synchronization motor 2 under the switching of inverter 3.
The first operating voltage U is supplied to motor control unit 6
1, described first operating voltage provides by means of motor circuit 7, namely relative to the first reference potential 8.First operating voltage U
1can be such as 5V or 3.3V, but it also can in the codomain between 1V and 2V.
Motor circuit 7 comprises bridge rectifier 9, with first of circuit input end 11, described bridge rectifier 9 on the one hand can input that splicing ear L is coupled by electric switch 10 and another aspect inputs splicing ear N with second of circuit input end 11 and is connected in primary side, described electric switch 10 here provides as relay.Second input splicing ear N is the second reference potential.Bridge rectifier 9 is coupled with intermediate loop pole 13 by connection dash current protection circuit 12 on the one hand in primary side and is coupled with the first reference potential 8 on the other hand.Intermediate loop pole 13 is coupled with the first reference potential 8 by intermediate circuit capacitor 14; Power supply unit 15 and intermediate circuit capacitor 14 are connected in parallel, and described power supply unit 15 provides the first operating voltage U
1.
If apply alternating supply voltage U on circuit input end 11
n, then when relay 10 closes, bridge rectifier 9 provides the voltage through rectification, and the described voltage through rectification is level and smooth by described intermediate circuit capacitor 14 subsequently.Through the store voltages of rectification in intermediate circuit capacitor 14.Then, power supply unit 15 provides the first operating voltage U by the described voltage be stored in intermediate circuit capacitor 14
1and other operation DC voltage U
b.Such as can to the described other operation DC voltage U of driver supply of inverter 3
b.Described other operation DC voltage U
bsuch as 15V, or rather, relative to the first reference electrode 8.Power supply unit 15 such as can comprise Switching Power Supply and divider.Therefore, these assemblies are adopted can to produce described first operating voltage U by the voltage be stored in intermediate circuit capacitor 14
1and described other operation DC voltage U
b.
Connect dash current protection circuit 12 and comprise Ohmic resistance 16 and relay 17, described relay 17 can be controlled by motor control unit 6.Relay 17 can cross-over connection Ohmic resistance 16.Connect dash current protection circuit 12 always to be used for protecting motor circuit 7 and inverter 3 in order to avoid there is current spike when closing relay 10.
Washing machine has main control unit 18, and described main control unit 18 controls the program of washing machine or process and consists of microprocessor in this example.Main control unit 18 also controls motor control unit 6, namely when having the corresponding control signal of control instruction to motor control unit 6 output.Described control signal is transferred to motor control unit 6 by data transmission channel (not shown).Because motor control unit 6 is positioned on the first reference potential 8 and main control unit 18 is positioned on the second reference potential N, so the transmission of described control signal by protection impedance or must be undertaken by photoelectrical coupler.
In order to power to main control unit 18, be provided with main power supply unit 19, described main power supply unit 19 is coupled with circuit input end 11.Main power supply unit 19 such as can comprise power supply or also can comprise Switching Power Supply.Main power supply unit 19 provides the second operating voltage U
2, namely on output 20 and relative to the second reference potential N.The output 20 of main power supply unit 19 is connected with the energization input 22 of main control unit 18 by diode 21.Diode 21 is for rectification second operating voltage U
2.Second operating voltage U
2be such as 5V or 3.3V, it also can between 1V and 2V.The second operating voltage U is supplied to main control unit 18
2, described second operating voltage U
2produce relative to the second reference potential N.The entry into service of motor control unit 6, inverter 3 and therefore synchronous motor 2 is realized by closing relay 10.At this, relay 10 is controlled by main control unit 18, main control unit 18 closing relay 10, to run synchronous motor 2.
If only supply the second operating voltage U to main control unit 18
2, then can there is alternating supply voltage U in main control unit 18
nsoon lost efficacy after inefficacy.But, at alternating supply voltage U
nafter inefficacy, can continue to motor control unit 6 supply of electrical energy, such as the time of about 30s, namely by intermediate circuit capacitor 14.Therefore can continue service meter control unit 6, and main control unit 8 has experienced reset (reset).In order to avoid this disadvantageous situation, power supply unit 15 also provides the 3rd operating voltage U
3, described 3rd operating voltage U
3can be supplied to main control unit 18 and described 3rd operating voltage U
3be numerically equal to the second operating voltage U
2, be namely such as 5V or 3.3V.Described power supply unit 15 produces the 3rd operating voltage U by the voltage be stored in intermediate circuit capacitor 14
3.The 3rd operating voltage U is provided relative to the second reference potential N
3, thus keep the electromotive force between motor control unit 6 and main control unit 18 to be separated.In order to produce the 3rd operating voltage U
3object, power supply unit 15 can comprise inaccessible current transformer, and described inaccessible current transformer is coupled with the first reference potential 8 in primary side and is coupled with the second reference potential N in primary side.Power supply unit 15 provides the 3rd operating voltage U on output 23
3, described output 23 is connected with the energization input of main control unit 18 by diode 24.Diode 24 is for rectification the 3rd operating voltage U
3.
Fig. 2 illustrates an example of the power supply unit 15 of motor circuit 7.Power supply unit 15 comprises the inaccessible current transformer with transformer 26 and on-off circuit 27.First winding 28 1 aspect of transformer 26 is connected with intermediate loop pole 13 and can be coupled with the first reference potential 8 by on-off circuit 27 on the other hand.The first operating voltage U is provided by the second winding 29
1and other operation DC voltage U
b, namely relative to the first reference potential 8.In addition, described transformer 26 comprises additional winding 30, by described additional winding 30 for main control unit 18 provides the 3rd operating voltage U
3.At this, additional winding 30 1 aspect is coupled with output 23 and is coupled with the second reference potential N on the other hand.3rd operating voltage U
3capacitor 32 is provided to by means of diode 31 rectification.
On-off circuit 27 is changed the first winding 28 relative to the first reference potential 8 and is therefore caused generation current pulse in the first winding 28, and described current impulse is transferred to the second winding 29 and additional winding 30.Therefore can transmitting energy.On-off circuit 27 also obtains described first operating voltage U
1feedback, namely by circuit 33.Therefore, operating voltage U is regulated by on-off circuit 27
1and U
3and other operation DC voltage U
b, this depends on the first operating voltage U
1value of feedback.
By providing the 3rd operating voltage U for main control unit 18
3following this situation can be avoided: occurring alternating supply voltage U
nmain control unit 18 is turned off uncontrollably after inefficacy.At alternating supply voltage U
nafter inefficacy, continue to supply the 3rd operating voltage U to main control unit 18
3, described 3rd operating voltage U
3thered is provided by the voltage be stored in intermediate circuit capacitor 14.This can realize at alternating supply voltage U
ncaused the process determined by main control unit after inefficacy.
Namely main control unit 18 can be transmitted control signal to motor control unit 6 by data communication channel, and described control signal impels shutoff motor control unit 6 controllably according to predetermined agreement subsequently.There is alternating supply voltage U
nafter inefficacy, motor control unit 6 is also transformed in holding state itself, motor control unit 6 not consumed energy in described holding state.The voltage be stored in subsequently in intermediate circuit capacitor 14 only supplies the power supply for main control unit 18, and main control unit 18 can at alternating supply voltage U
nfor longer periods energy is supplied after inefficacy.
Therefore, be provided with at alternating supply voltage U
ndifferent operating mode after inefficacy.Motor control unit can at alternating supply voltage U
ndirectly be transformed in holding state after inefficacy.Alternatively, at alternating supply voltage U
ncontinue after inefficacy to supply the first operating voltage U to motor control unit 6
1, and motor control unit 6 and main control unit 18 can lose efficacy at synchronization.Then motor control unit 6 and main control unit 18 are at alternating supply voltage U
nthere is after recovery identical running status, and need not them be made again synchronous.But, turn off while also can carrying out motor control unit 6 and main control unit 18 by main control unit 18 itself simultaneously.
In addition, main control unit 18 comprises permanent memory 25.At alternating supply voltage U
nafter inefficacy, main control unit 18 can by fault data, namely have about previously started and due to alternating supply voltage U
nlost efficacy and the information of the washing machine procedure of interruption is kept in memory 25.At alternating supply voltage U
nafter recovery, main control unit 18 can fault data described in analyzing and processing and continue to run washing machine according to described fault data.This fault data also may be helpful when safeguarding washing machine when customer service, so that can the operation troubles that occurs at washing machine run duration of analyzing and processing.So, when safeguarding washing machine, wrong data described in described wrong data and analyzing and processing can be read from memory 25.
In a word, provide a kind of circuit arrangement 1, washing machine can be realized at alternating supply voltage U by described circuit arrangement 1
norderly function after inefficacy.Namely the electric energy from intermediate circuit capacitor 14 is supplied to main control unit 18, or rather, at alternating supply voltage U
nafter inefficacy.Therefore can avoid turning off main control unit 18 and motor control unit 6 uncontrollably, at alternating supply voltage U
nmotor control unit 6 and main control unit 18 can be turned off controllably after inefficacy, and at alternating supply voltage U
nneed not them be made again synchronous after recovery.
List of reference signs
1 circuit arrangement
2 synchronous motors
3 inverters
4 transistors
5 windings
6 motor control units
7 motor circuit
8 first reference potentials
9 bridge rectifiers
10 switches
11 circuit input ends
12 connect dash current protection circuit
13 intermediate loop poles
14 intermediate circuit capacitors
15 power supply units
16 Ohmic resistances
17 relays
18 main control units
19 main power supply units
20 outputs
21,24 diodes
22 energization input
25 memories
26 transformers
27 on-off circuits
28 first windings
29 second windings
30 additional windings
31 diodes
32 capacitors
33 circuits
L input
N second reference potential
U
1, U
2, U
3operating voltage
U
bdirect-current working volts
U
nalternating supply voltage
Claims (11)
1. one kind for running the circuit arrangement (1) of home appliances, and it has
For applying alternating supply voltage (U
n) circuit input end (11),
For controlling the motor control unit (6) of the motor (2) of described home appliances,
By the motor circuit (7) that electric switch (10) can be coupled with described circuit input end (11), described motor circuit (7) is configured to provide the first operating voltage (U
1), described motor control unit (6) can be supplied to described first operating voltage (U
1), and described motor circuit (7) has the intermediate circuit capacitor (14) for storage of electrical energy,
For controlling the main control unit (18) of described home appliances, described main control unit (18) is configured to be had the control signal of control instruction to described motor control unit (6) transmission and controls described electric switch (10)
The main power supply unit (19) be coupled with described circuit input end (11), described main power supply unit (19) is configured to provide the second operating voltage (U
2), described main control unit (18) can be supplied to described second operating voltage (U
2),
Wherein, described main control unit (18) and described motor control unit are positioned on different reference potentials, data transmission channel is provided with between described main control unit (18) and described motor control unit (6), described data transmission channel does not affect electromotive force and is separated, and described main control unit (18) is also coupled with described motor circuit (7), and described motor circuit (7) is configured to provide the 3rd operating voltage (U by the energy be stored in described intermediate circuit capacitor (14)
3), described main control unit (18) can be supplied to described 3rd operating voltage (U
3).
2. circuit arrangement according to claim 1 (1), described in described circuit arrangement (1), motor circuit (7) has inaccessible current transformer (26), can produce described 3rd operating voltage (U by means of described inaccessible current transformer (26)
3).
3. circuit arrangement according to claim 1 and 2 (1), described in described circuit arrangement (1), motor control unit (6) is designed at the described alternating supply voltage (U of identification
n) itself and described first operating voltage (U after inefficacy
1) uncoupling and being transformed into thus in holding state.
4. circuit arrangement according to claim 1 and 2 (1), described in described circuit arrangement (1), main control unit (18) is designed at the described alternating supply voltage (U of identification
n) cause predetermined process after inefficacy.
5. circuit arrangement according to claim 4 (1), described in described circuit arrangement (1), main control unit (18) is designed at the described alternating supply voltage (U of identification
n) fault data is preserved in memory after inefficacy, described fault data comprise about previously started and due to described alternating supply voltage (U
n) lost efficacy and the information of the home appliances program of interruption.
6. a home appliances, it comprises the circuit arrangement (1) according to any one of the preceding claims.
7. one kind for realizing home appliances at alternating supply voltage (U
n) method of normal operation after inefficacy, described alternating supply voltage (U
n) be applied on the circuit input end (11) of the circuit arrangement (1) of described home appliances, described method has following steps:
The second DC voltage (U is supplied to main control unit (18) by the main power supply unit (19) be coupled with described circuit input end (11)
2),
By described main control unit (18) closed electrical switch (10) and thus with the first DC voltage (U
1) intermediate circuit capacitor (14) of motor circuit (7) is charged and supplies described first DC voltage (U to motor control unit (6)
1),
At described alternating supply voltage (U
n) after inefficacy, supply the electric energy from described intermediate circuit capacitor (14) to the main control unit (18) be separated with described motor control unit electromotive force,
Sent the control signal with control instruction to described motor control unit by data transmission channel by described main control unit, described data transmission channel does not affect electromotive force and is separated.
8. method according to claim 7, in the process, at described alternating supply voltage (U
n) after inefficacy, to described main control unit (18) supply the 3rd DC voltage (U
3), described 3rd DC voltage (U
3) produce by means of inaccessible current transformer (26).
9. the method according to claim 7 or 8, in the process, at the described alternating supply voltage (U of identification
n) after inefficacy, described motor control unit (6) is transformed in holding state.
10. the method according to claim 7 or 8, in the process, at the described alternating supply voltage (U of identification
n) after inefficacy, described main control unit (18) causes predetermined process.
11. methods according to claim 10, in the process, at the described alternating supply voltage (U of identification
n) after inefficacy, fault data is preserved in memory by described main control unit (18), described fault data comprise about previously started and due to described alternating supply voltage (U
n) lost efficacy and the information of the home appliances program of interruption.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010039667.2 | 2010-08-24 | ||
| DE102010039667A DE102010039667A1 (en) | 2010-08-24 | 2010-08-24 | Circuit arrangement for operating a domestic appliance and corresponding method |
| PCT/EP2011/063872 WO2012025395A2 (en) | 2010-08-24 | 2011-08-11 | Circuit configuration for operating a household appliance and corresponding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103069067A CN103069067A (en) | 2013-04-24 |
| CN103069067B true CN103069067B (en) | 2015-09-09 |
Family
ID=44630346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180040653.7A Expired - Fee Related CN103069067B (en) | 2010-08-24 | 2011-08-11 | For running the circuit arrangement of home appliances and corresponding method |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2609239A2 (en) |
| CN (1) | CN103069067B (en) |
| DE (1) | DE102010039667A1 (en) |
| EA (1) | EA024506B1 (en) |
| WO (1) | WO2012025395A2 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012205816A1 (en) * | 2012-04-10 | 2013-10-10 | BSH Bosch und Siemens Hausgeräte GmbH | Motor drive circuit for a brushless washing machine motor |
| DE102013209209A1 (en) * | 2013-05-17 | 2014-11-20 | BSH Bosch und Siemens Hausgeräte GmbH | Home appliance with energy recovery and method for recovering energy in a household appliance |
| DE102013224891B4 (en) * | 2013-12-04 | 2021-01-14 | Robert Bosch Gmbh | Circuit arrangement |
| EP3095911B1 (en) * | 2015-05-21 | 2018-05-09 | Electrolux Appliances Aktiebolag | Method for safely managing electric motor activation and deactivation, and corresponding appliance |
| DE102019212969A1 (en) * | 2019-08-29 | 2021-03-04 | BSH Hausgeräte GmbH | Laundry care device with DC motor and converter electronics |
| CN112760915A (en) * | 2020-12-18 | 2021-05-07 | 珠海格力电器股份有限公司 | Washing machine and control method thereof |
| US12074526B2 (en) | 2021-08-26 | 2024-08-27 | Hamilton Sundstrand Corporation | Holdup energy arrangements |
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| CN101005206A (en) * | 2005-09-21 | 2007-07-25 | 国际整流器公司 | Safety circuit for permanent magnet synchronous generator actuated by weak field |
| CN101686789A (en) * | 2007-06-29 | 2010-03-31 | Bsh博世和西门子家用器具有限公司 | Electric drive unit for a water-bearing domestic appliance |
| WO2010063595A1 (en) * | 2008-12-05 | 2010-06-10 | BSH Bosch und Siemens Hausgeräte GmbH | Domestic appliance having automatic switch-off |
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| DE4037390C1 (en) * | 1990-11-22 | 1991-06-27 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt, De | Voltage supply for inverter controller - has intermediate circuit connected via power Zener diodes and isolation diodes |
| DE4310060C2 (en) * | 1992-03-28 | 1996-06-13 | Noris Tachometerwerk | Electrical analog display instrument with reset device |
| IT1303128B1 (en) * | 1998-10-08 | 2000-10-30 | Merloni Elettrodomestici Spa | METHOD FOR ESTIMATING THE DURATION OF OUTPUTS FROM THE ELECTRICITY NETWORK IN AN ELECTRICAL EQUIPMENT A |
| DE19921146A1 (en) * | 1999-03-11 | 2000-10-05 | Daimler Chrysler Ag | Power supply arrangement with DC source with energy store feeding consumer electric circuit has discharging regulator that activates when voltage of consumer electric circuit falls below threshold level |
| JP2001147243A (en) * | 1999-11-24 | 2001-05-29 | Mitsubishi Electric Corp | Analog-signal detection circuit and ac-side current detector for semiconductor power conversion apparatus |
| US6384491B1 (en) * | 1999-12-02 | 2002-05-07 | Litton Systems, Inc. | Active energy hold up for power supplies |
| DE10138536B4 (en) * | 2001-08-06 | 2007-02-22 | Siemens Ag | Circuit arrangement for power failure bridging in circuits with a switching regulator |
| DE10203670A1 (en) * | 2002-01-30 | 2003-07-31 | Siemens Ag | Circuit arrangement for the controlled resetting of a pointer driven by a stepper motor if the supply voltage fails |
| EP1698032A1 (en) | 2003-12-18 | 2006-09-06 | BSH Bosch und Siemens Hausgeräte GmbH | Method for the operation of a converter circuit of a washing machine or a tumble dryer |
| US7554276B2 (en) * | 2005-09-21 | 2009-06-30 | International Rectifier Corporation | Protection circuit for permanent magnet synchronous motor in field weakening operation |
| US7949885B2 (en) * | 2006-12-22 | 2011-05-24 | Ricoh Company, Ltd. | Power supply device, image forming apparatus, and power supply method |
| US20090097291A1 (en) * | 2007-08-16 | 2009-04-16 | Bormann Ronald M | Universal power supply for a laptop |
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2010
- 2010-08-24 DE DE102010039667A patent/DE102010039667A1/en not_active Withdrawn
-
2011
- 2011-08-11 EA EA201390257A patent/EA024506B1/en not_active IP Right Cessation
- 2011-08-11 EP EP11744005.7A patent/EP2609239A2/en not_active Withdrawn
- 2011-08-11 WO PCT/EP2011/063872 patent/WO2012025395A2/en active Application Filing
- 2011-08-11 CN CN201180040653.7A patent/CN103069067B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101005206A (en) * | 2005-09-21 | 2007-07-25 | 国际整流器公司 | Safety circuit for permanent magnet synchronous generator actuated by weak field |
| CN101686789A (en) * | 2007-06-29 | 2010-03-31 | Bsh博世和西门子家用器具有限公司 | Electric drive unit for a water-bearing domestic appliance |
| WO2010063595A1 (en) * | 2008-12-05 | 2010-06-10 | BSH Bosch und Siemens Hausgeräte GmbH | Domestic appliance having automatic switch-off |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012025395A2 (en) | 2012-03-01 |
| EA201390257A1 (en) | 2013-11-29 |
| DE102010039667A1 (en) | 2012-03-01 |
| CN103069067A (en) | 2013-04-24 |
| EP2609239A2 (en) | 2013-07-03 |
| EA024506B1 (en) | 2016-09-30 |
| WO2012025395A3 (en) | 2012-06-07 |
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| PB01 | Publication | ||
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| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Munich, Germany Applicant after: BSH Household Electrical Appliance Co., Ltd Address before: Munich, Germany Applicant before: BSH Bosch and Siemens Household Appliances Co., Ltd. |
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Free format text: CORRECT: ADDRESS; FROM: Free format text: CORRECT: APPLICANT; FROM: BOSCH UND SIEMENS HAUSGERATE GMBH TO: BSH HOME APPLIANCES CO., LTD. |
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