EP3371525A1 - Haushaltskältegerät mit einem kältemittelkreislauf und verfahren zum betreiben eines haushaltskältegeräts mit einem kältemittelkreislauf - Google Patents
Haushaltskältegerät mit einem kältemittelkreislauf und verfahren zum betreiben eines haushaltskältegeräts mit einem kältemittelkreislaufInfo
- Publication number
- EP3371525A1 EP3371525A1 EP16781391.4A EP16781391A EP3371525A1 EP 3371525 A1 EP3371525 A1 EP 3371525A1 EP 16781391 A EP16781391 A EP 16781391A EP 3371525 A1 EP3371525 A1 EP 3371525A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- phase motor
- speed
- actuator
- compressor
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/02—Compressor arrangements of motor-compressor units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/02—Compressor arrangements of motor-compressor units
- F25B31/023—Compressor arrangements of motor-compressor units with compressor of reciprocating-piston type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/025—Motor control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/27—Problems to be solved characterised by the stop of the refrigeration cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/021—Inverters therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/024—Compressor control by controlling the electric parameters, e.g. current or voltage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/025—Compressor control by controlling speed
- F25B2600/0253—Compressor control by controlling speed with variable speed
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Definitions
- the invention relates to a domestic refrigerator with a refrigerant circuit and a method for operating a household refrigerator with a refrigerant circuit.
- Domestic refrigerators include a coolable interior for storing food and a refrigerant circuit for cooling the coolable interior.
- the refrigerant circuit includes a compressor, a condenser downstream of the compressor, a condenser downstream of the condenser, and an evaporator disposed between the throttle device and the compressor.
- EP 2 669 519 A1 discloses a reciprocating compressor and an electronic control device, which controls the reciprocating compressor to switch it off such that during stopping of the reciprocating compressor whose electric motor falls below a predetermined speed, a braking torque until complete stop of the compressor generated.
- the object of the invention is to provide a further possibility for stopping a compressor, which is part of a household refrigeration appliance.
- Another object of the invention is to provide a corresponding household refrigeration appliance.
- the object of the invention is achieved by a method for operating a household refrigerating appliance, which has a heat-insulated body with a coolable inner container, which limits a space for storing food cooled interior, an actuator, and provided for cooling the coolable interior refrigerant circuit with a compressor wherein the compressor comprises a three-phase motor having motor windings which can be acted upon by the actuator for the operation of the three-phase motor by means of the actuator, comprising the following method steps for stopping the compressor: Operating the switched-on compressor by the three-phase motor being driven by the actuator at least approximately in accordance with a predetermined rotational speed,
- the predetermined time is long enough that the speed of the three-phase motor, starting from the minimum speed reaches the speed 0 revolutions per minute.
- a household refrigerating appliance comprising a thermally insulated body with a coolable inner container defining a refrigerated interior space for storing food, an actuator, and a refrigerant circuit provided for cooling the coolable interior with a compressor comprising a three-phase motor, the motor windings can be acted upon by the actuator for the operation of the three-phase motor by means of the actuator, wherein the domestic refrigeration device is adapted to control the actuator at least indirectly so that when the compressor is switched on, the rotational speed of the three-phase motor due to a driving by the
- Actuator is at least approximately equal to a predetermined speed
- the actuator at least indirectly controls so that the three-phase motor is turned off for at least a predetermined time by the motor windings are de-energized, the predetermined period is long enough that the speed of the three-phase motor starting from the minimum speed reaches the speed 0 revolutions per minute ,
- the household refrigerating appliance according to the invention is accordingly set up to carry out the method according to the invention automatically.
- the domestic refrigerator according to the invention comprises the heat-insulated body with the inner container, which limits the coolable interior.
- the coolable interior is intended for storing food and is cooled by means of the refrigerant circuit.
- the coolable interior can preferably be closed by means of a door leaf.
- the door leaf is preferably pivotally mounted with respect to an axis which preferably extends vertically. When open, the coolable interior is accessible.
- the refrigerant circuit as such is known in principle to a person skilled in the art and comprises the compressor and in particular a condenser connected downstream of the compressor, a condenser downstream of the condenser and an evaporator which is arranged between the throttle device and the compressor.
- the three-phase motor is preferably a three-phase synchronous motor, in particular a permanent-magnet three-phase synchronous motor, such as e.g. a brushless DC motor.
- the three-phase motor comprises a stator with the motor windings and a rotor rotatably mounted with respect to the stator.
- the compressor is preferably a reciprocating compressor having, in particular, a compression chamber having an inlet and an outlet, a piston displaceably mounted within the compression chamber, and a crankshaft.
- the rotor is in particular coupled to the piston via the crankshaft, so that in the switched-on state of the compressor the piston by means of the three-phase motor is able to reduce a volume enclosed by the compressor chamber and the piston for compressing a refrigerant of the refrigerant circuit.
- the three-phase motor In operation of the compressor, i. in its switched-on state, the three-phase motor is operated in particular with a rotational speed determined or predetermined by the electronic control device or a temperature control.
- the three-phase motor is driven by the actuator operated in such a way, that the rotational speed of the three-phase motor due to the driving by the actuator is at least approximately equal to a predetermined speed, that is, the rotor of the three-phase motor rotates relative to the stator at this speed.
- the three-phase motor and the actuator form an electric drive.
- the household refrigerating appliance may preferably have a regulated electric drive comprising the actuator and the three-phase motor, which additionally comprises a control.
- the three-phase motor is preferably driven in a controlled-speed manner by the actuator.
- the variable-speed electric drive preferably comprises a field-oriented control.
- the actuator is preferably designed as an inverter or inverter.
- Inverters are known in principle to a person skilled in the art and are set up to generate a three-phase electrical voltage from a DC voltage at a frequency associated with the rotational speed of the three-phase motor. In this case, the three-phase voltage for applying the motor windings to the electric power is applied to the motor windings.
- a controller of the compressor receives a signal for stopping or stopping the compressor during its operation at a particular arbitrary rotational speed of the three-phase motor of the electronic control device.
- the reduction of the rotational speed of the three-phase motor can take place here with a constant gradient, for example 400 (revolutions per second) / (second) or even with a variable gradient.
- the minimum speed is for example 800 revolutions per minute.
- the minimum speed can be equal to the minimum operating speed of the Be three-phase motor. But it can also be higher or lower than the minimum operating speed of the three-phase motor.
- the reduction in the rotational speed can be controlled by speed control by regulating the speed.
- the reduction of the speed can also be done by means of a braking process.
- the frequency of the three-phase electrical voltage is reduced in particular under the control of the electronic control device, so that the rotational speed of the three-phase motor is reduced to the predetermined minimum rotational speed.
- the actuator is at least indirectly controlled such that the three-phase motor is switched off for at least a predetermined period of time.
- a shutdown of the control ie the actuator for the predetermined period of time (off time) of eg 2 seconds.
- the shutdown of the control takes place with reaching the minimum speed and can optionally be synchronized with the achievement of a specific position of the rotor relative to the stator. As a result, stopping the compressor may be quieter.
- the motor windings are de-energized, whereby the three-phase motor is no longer actively braked or its speed is no longer actively reduced.
- the predetermined period of time is chosen so long enough that the rotational speed of the three-phase motor, starting from the minimum speed reaches the speed or the actual speed 0 revolutions per minute. As a result, it is preferably achieved that the three-phase motor and thus the compressor passes from the minimum speed to a complete Stillstad, ie the predetermined time or the off time is such that the compressor due to its internal friction during this off period as possible under all pressure conditions to a standstill comes, ie that the actual speed of the three-phase motor is equal to zero.
- the three-phase motor controlled by the actuator is moved so that the piston is a predetermined position occupies relative to the compression chamber.
- FIG. 3 shows the compressor, which comprises a three-phase synchronous motor
- Fig. 5 shows a course of a rotational speed of the three-phase synchronous motor.
- FIG. 1 shows a perspective view of a domestic refrigerator 1, which comprises a thermally insulated body 10 with an inner container 2, which limits a coolable interior 3.
- the coolable interior 3 is provided for storing food not shown.
- the household refrigerating appliance 1 has a pivotable door leaf 4 for closing the coolable interior 3.
- the Door leaf 4 is pivotally mounted, in particular with respect to a vertically extending axis. When the door leaf 4 is open, as shown in FIG. 1, the coolable interior 3 is accessible.
- a plurality of door racks 5 are arranged for storing food in the case of the present embodiment.
- a plurality of shelves 6 are arranged for storing food in the coolable interior 3 and in particular a drawer 7 is arranged in the lower region of the coolable interior 3, in which also food can be stored.
- the domestic refrigerator 1 comprises a refrigerant circuit 20 shown in FIG. 2 for cooling the coolable interior 3.
- the refrigerant circuit 20 comprises a non-illustrated, the skilled person in principle, however, known refrigerant, a compressor 21, a compressor 21st downstream condenser 22, a condenser 22 downstream of the throttle device 23, which is designed in particular as a throttle or capillary tube, and an evaporator 24 which is disposed between the throttle device 23 and the compressor 21.
- the compressor 21 is preferably disposed within a machine room of the household refrigerator 1, which is located in particular behind the drawer 7.
- the compressor 21 is preferably designed as a reciprocating compressor and shown in detail in FIG.
- the compressor 21 comprises a compression chamber 31 having an inlet 32 and an outlet 33 for the refrigerant, and a piston 34 displaceably mounted inside the compression chamber 31.
- the inlet 32 and the outlet 33 are each provided with corresponding valves, as is known to those skilled in the art Principle is known.
- the compressor 21 comprises a crankshaft 35 and a three-phase motor, preferably designed as a three-phase synchronous motor 36.
- the three-phase synchronous motor 36 is in particular a permanent magnet three-phase synchronous motor, preferably a brushless DC motor, and comprises a stator 37 and a rotatably mounted relative to the stator 37 rotor 38.
- the household refrigerator 1 comprises in the case of the present embodiment, an electronic control device 8, which is adapted to the refrigerant circuit 20, in particular the compressor 21 of the refrigerant circuit 20 to control such that the coolable interior 3 has at least approximately a predetermined or predetermined target temperature.
- the electronic control device 8 is preferably arranged to regulate the temperature of the coolable interior 3.
- the household refrigerating appliance 1 may have at least one temperature sensor (not shown in greater detail and connected to the electronic control device 8).
- the household refrigerating appliance 1 comprises an electric drive 40 shown in FIG. 4, which has the three-phase synchronous motor 36 of the compressor 21.
- the electric drive 40 comprises in addition to the three-phase synchronous motor 36, a three-phase synchronous motor 36 controlling actuator preferably in the form of an inverter or inverter 41st
- the electric drive 40 is preferably a regulated electric drive, which is preferably based on the field-oriented control known to the person skilled in the art and comprises a control, not shown.
- a field-oriented control forms a cascade structure with internal current control circuits, to which an external speed control loop is superimposed.
- the actual rotational speed n ist of the three-phase synchronous motor 36 is determined sensorless.
- the compressor 21 is turned on.
- the target rotational speed n is thus calculated or predetermined, in particular, by the electronic control device 8 on the basis of an intended cooling of the coolable interior 3, for example on the basis of the current temperature and the desired temperature of the coolable interior 3.
- the actuator or the inverter 41 generates in operation of the electric drive 40 in a well-known manner from a DC voltage U dc a three-phase electrical voltage whose fundamental has an amplitude and a fundamental frequency f, which depends indirectly on the target speed n so "and the actual rotational speed n is the three-phase synchronous motor 36 is.
- the inverter 41 is capable of generating in a generally known manner from the DC voltage U dc the three-phase voltage for the three-phase synchronous motor 36 such that during operation of the compressor 21 electrical currents can flow through motor windings 41 of the three-phase synchronous motor 36 or its stator 37 to operate the three-phase synchronous motor 36 at the desired speed, that is, that the rotor 38 rotates relative to the stator 37 at the actual speed n is .
- the converter 41 comprises a plurality of triggerable semiconductor switches T1 to T6, which each comprise, for example, transistors, for example IGBTs.
- the inverter 41 comprises, as is well known, an upper half bridge with a first group of semiconductor switches T1 to T3 and a lower half bridge with a second group of semiconductor switches T4 to T6.
- the household refrigerating appliance 1 is set up to switch off the running, that is to say switched on, compressor 21 on the basis of the method described below.
- Fig. 4 shows during this Turning off the actual speed n is the three-phase synchronous motor 36 as a function of time f.
- the compressor 21 is turned on, so that speed-controlled in the case of the present embodiment of the three-phase synchronous motor 36 is driven and the actual rotational speed is n set at least approximately equal to the predetermined target rotational speed n.
- the compressor 21 should be turned off.
- the electronic control device 8 controls the converter 41 at least indirectly in such a way that the actual rotational speed n ist of the three-phase synchronous motor 36 decreases until the actual rotational speed n ist has reached a predetermined minimum rotational speed n min .
- the reduction of the rotational speed of the three-phase synchronous motor 36 can take place with a constant gradient, for example 400 (revolutions per second) / (second) or also with a variable gradient.
- the minimum speed n min is, for example, 800 revolutions per minute.
- the minimum speed n min may be equal to the minimum operating speed of the three-phase synchronous motor 36. But it can also be higher or lower than the minimum operating speed of the three-phase synchronous motor 36.
- Reducing the rotational speed of the three-phase synchronous motor 36 does not necessarily have to be speed-controlled. It is also possible, for example by means of the electronic control device 8, the semiconductor switches T1 -T6 directly to control such that reduce the frequency of the three-phase electrical voltage, whereby the speed of the three-phase motor 36 is also reduced.
- the frequency of the three-phase electrical voltage is at least an approximate measure of the actual speed n is .
- the converter 41 or its semiconductor switch T1 -T6 are controlled in particular such that they bring about a significant braking torque on the three-phase synchronous motor.
- the rotational speed of the three-phase synchronous motor 36 reaches the minimum rotational speed n min at a second time t 2 .
- the electronic control device 8 controls the inverter 41 at least indirectly such that the three-phase synchronous motor 36 is switched off for at least a predetermined period of time ⁇ t. This is achieved by the motor windings 42 being de-energized are switched by at least the semiconductor switches T4-T6 of the lower half-bridge of the inverter 41 are opened in the case of the present embodiment, at least.
- the switching off of the three-phase synchronous motor 36 can optionally be synchronized with the attainment of a specific position of the rotor 38 relative to the stator 37.
- the predetermined period of time At is selected to be long enough that the speed, that is, the actual speed N of the three-phase synchronous motor 36 starting from the minimum speed n min at a third time t 3, the speed reaches 0 revolutions per minute.
- the predetermined period of time ⁇ t can be determined empirically.
- the household refrigerator 1 is set up after the three-phase synchronous motor 36 and thus the compressor 21 have come to a complete Stillstad, the three-phase synchronous motor 36 controlled by the inverter 41 to move such that the piston 34th assumes a predetermined position relative to the compression chamber 31.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Control Of Ac Motors In General (AREA)
- Compressor (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015221881.3A DE102015221881A1 (de) | 2015-11-06 | 2015-11-06 | Haushaltskältegerät mit einem Kältemittelkreislauf und Verfahren zum Betreiben eines Haushaltskältegeräts mit einem Kältemittelkreislauf |
| PCT/EP2016/074406 WO2017076588A1 (de) | 2015-11-06 | 2016-10-12 | Haushaltskältegerät mit einem kältemittelkreislauf und verfahren zum betreiben eines haushaltskältegeräts mit einem kältemittelkreislauf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3371525A1 true EP3371525A1 (de) | 2018-09-12 |
Family
ID=57133180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP16781391.4A Withdrawn EP3371525A1 (de) | 2015-11-06 | 2016-10-12 | Haushaltskältegerät mit einem kältemittelkreislauf und verfahren zum betreiben eines haushaltskältegeräts mit einem kältemittelkreislauf |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10801759B2 (de) |
| EP (1) | EP3371525A1 (de) |
| CN (1) | CN108351132B (de) |
| DE (1) | DE102015221881A1 (de) |
| WO (1) | WO2017076588A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102349193B1 (ko) * | 2017-07-05 | 2022-01-11 | 엘지전자 주식회사 | 냉장고의 제어방법 |
| CN117526774A (zh) * | 2018-12-04 | 2024-02-06 | 丹佛斯(天津)有限公司 | 一种控制压缩机制动的方法、变频器及变频压缩机 |
| DE102023120370A1 (de) * | 2023-08-01 | 2025-02-06 | Bitzer Kühlmaschinenbau Gmbh | Verdichter-/Expandermaschine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004083744A1 (ja) * | 2003-03-17 | 2004-09-30 | Matsushita Electric Industrial Co. Ltd. | 空気調和機 |
| JP2007092686A (ja) * | 2005-09-29 | 2007-04-12 | Sharp Corp | 圧縮機の駆動装置 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4026122A (en) * | 1974-10-11 | 1977-05-31 | Primore Sales, Inc. | Refrigeration system |
| US4416359A (en) * | 1981-03-23 | 1983-11-22 | Facet Enterprises, Incorporated | Electromagnetic cone clutch with ball torque booster |
| JPS5899635A (ja) * | 1981-12-10 | 1983-06-14 | Sharp Corp | 空気調和機の制御回路 |
| US5524448A (en) * | 1994-04-28 | 1996-06-11 | Schwanebeck; James W. | Minimum off-time device for protecting refrigeration compressors after a power interruption |
| MY119900A (en) | 1995-03-14 | 2005-08-30 | Panasonic Corp | Refrigerating apparatus, and refrigerator control and brushless motor starter used in same |
| JP4559241B2 (ja) * | 2005-01-21 | 2010-10-06 | 株式会社神戸製鋼所 | 冷凍装置 |
| JP2006266172A (ja) * | 2005-03-24 | 2006-10-05 | Denso Corp | 圧縮機容量制御装置および冷凍サイクル装置 |
| US20080000246A1 (en) * | 2006-06-28 | 2008-01-03 | Computime, Ltd. | Conveying Temperature Information in a Controlled Variable Speed Heating, Ventilation, and Air Conditioning (HVAC) System |
| US8400090B2 (en) * | 2009-08-10 | 2013-03-19 | Emerson Electric Co. | HVAC condenser assemblies having controllable input voltages |
| JP5398571B2 (ja) * | 2010-02-15 | 2014-01-29 | 三菱重工業株式会社 | 空気調和装置 |
| BRPI1100026A2 (pt) | 2011-01-26 | 2013-04-24 | Whirlpool Sa | sistema e mÉtodo de controle para compressores reciprocos |
| DE102011079203A1 (de) * | 2011-07-14 | 2013-01-17 | BSH Bosch und Siemens Hausgeräte GmbH | Kältegerät und Verfahren zum Betreiben eines Verdichters |
-
2015
- 2015-11-06 DE DE102015221881.3A patent/DE102015221881A1/de not_active Withdrawn
-
2016
- 2016-10-12 WO PCT/EP2016/074406 patent/WO2017076588A1/de not_active Ceased
- 2016-10-12 EP EP16781391.4A patent/EP3371525A1/de not_active Withdrawn
- 2016-10-12 US US15/773,874 patent/US10801759B2/en active Active
- 2016-10-12 CN CN201680064619.6A patent/CN108351132B/zh active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004083744A1 (ja) * | 2003-03-17 | 2004-09-30 | Matsushita Electric Industrial Co. Ltd. | 空気調和機 |
| JP2007092686A (ja) * | 2005-09-29 | 2007-04-12 | Sharp Corp | 圧縮機の駆動装置 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of WO2017076588A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017076588A1 (de) | 2017-05-11 |
| DE102015221881A1 (de) | 2017-05-11 |
| US20190072301A1 (en) | 2019-03-07 |
| US10801759B2 (en) | 2020-10-13 |
| CN108351132B (zh) | 2020-06-12 |
| CN108351132A (zh) | 2018-07-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69626073T2 (de) | Steuerungsvorrichtung für einen kühlschrank und kühlschrank mit einer solchen vorrichtung | |
| EP3883121B1 (de) | Haushaltsgerät und verfahren zum betreiben eines haushaltsgerätes | |
| WO2016030250A1 (de) | Verfahren zum bremsen eines verdichters und verdichter eines kältegerätes, klimageräts oder einer wärmepumpe sowie kältegerätes, klimageräts oder wärmepumpe damit | |
| EP3186880B1 (de) | Verfahren zum anhalten eines verdichters und verdichter eines kältegerätes | |
| DE10312234A1 (de) | Betriebssteuervorrichtung und -verfahren für einen Linearkompressor | |
| WO2017076588A1 (de) | Haushaltskältegerät mit einem kältemittelkreislauf und verfahren zum betreiben eines haushaltskältegeräts mit einem kältemittelkreislauf | |
| EP3338038B1 (de) | Haushaltskältegerät mit einem kältemittelkreislauf und verfahren zum betreiben eines haushaltskältegeräts mit einem kältemittelkreislauf | |
| EP2394112A2 (de) | Kältegerät, insbesondere haushaltskältegerät, sowie verfahren zur regelung eines kältegeräts | |
| EP3262747A1 (de) | Haushaltskältegerät mit einem kältemittelkreislauf und verfahren zum betreiben eines haushaltskältegeräts mit einem kältemittelkreislauf | |
| EP3433926B1 (de) | Verfahren zur rotorpositionserkennung eines bldc motors eines hubkolbenverdichters, verdichtersteuerung zur durchführung des verfahrens und kältegerät mit dieser | |
| EP3428553B1 (de) | Haushaltskältegerät mit einem kältemittelkreislauf und verfahren zum betreiben eines haushaltskältegeräts mit einem kältemittelkreislauf | |
| EP3225844B1 (de) | Elektronische steuereinrichtung für einen kältemittelkompressor | |
| EP3883122B1 (de) | Haushaltsgerät und verfahren zum betreiben eines haushaltsgerätes | |
| WO2023194258A1 (de) | Verfahren zum betreiben eines wechselrichters, wechselrichter sowie haushaltsgerät | |
| EP0583560A2 (de) | Für Einphasenwechselstrom-Anschluss ausgestattetes Kühl- und/oder Gefriergerät | |
| EP3545615B1 (de) | Verfahren zum anhalten eines hubkolben-verdichters und hubkolben-verdichter eines kältegerätes, klimagerätes oder einer wärmepumpe sowie kältegerät, klimageräts oder wärmepumpe damit | |
| WO2016142117A1 (de) | Haushaltsgerät mit einem schaltnetzteil und verfahren zum betreiben eines haushaltsgerätes mit einem schaltnetzteil |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
| 17P | Request for examination filed |
Effective date: 20180606 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| AX | Request for extension of the european patent |
Extension state: BA ME |
|
| RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: SPIEGEL, CHRISTOPH Inventor name: KLEIN, MORITZ Inventor name: PAULDURO, ACHIM Inventor name: BECKMANN, TOMMY |
|
| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) | ||
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
| 17Q | First examination report despatched |
Effective date: 20201105 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 20220503 |