KR20110080356A - Refrigerator and method of controlling for compressor and method of controlling for kimchi refrigerator - Google Patents

Refrigerator and method of controlling for compressor and method of controlling for kimchi refrigerator Download PDF

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KR20110080356A
KR20110080356A KR1020100000535A KR20100000535A KR20110080356A KR 20110080356 A KR20110080356 A KR 20110080356A KR 1020100000535 A KR1020100000535 A KR 1020100000535A KR 20100000535 A KR20100000535 A KR 20100000535A KR 20110080356 A KR20110080356 A KR 20110080356A
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compressor
temperature
compressors
driving
refrigerator
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KR1020100000535A
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Korean (ko)
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김종률
이종혁
공연준
이영근
이미진
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위니아만도 주식회사
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    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B7/00—Preservation or chemical ripening of fruit or vegetables
    • A23B7/04—Freezing; Subsequent thawing; Cooling
    • 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
    • F25B49/022—Compressor 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/06—Several compression cycles arranged in parallel
    • 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
    • F25D2600/00—Control issues
    • F25D2600/06—Controlling according to a predetermined profile
    • 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
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/12—Sensors measuring the inside temperature
    • F25D2700/121—Sensors measuring the inside temperature of particular compartments

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

PURPOSE: A refrigerator, a control method of a compressor, and a control method of a Kimchi refrigerator are provided to reduce power consumption by equipping with two compressors having different efficiencies and controlling effectively according to the temperature condition inside each refrigerator. CONSTITUTION: A control method of a compressor comprises the steps of: detecting a difference between the temperature inside a refrigerator and the control temperature(S5); if the difference between the temperature inside a refrigerator and the control temperature is above 15 degrees, operating all compressors having different efficiencies(S10); if the difference between the temperature inside a refrigerator and the control temperature is above 5 degrees or below 15 degrees, operating a high efficiency compressor and stopping a low efficiency compressor(S20); if the difference between the temperature inside a refrigerator and the control temperature is below 5 degrees, stopping a high efficiency compressor and operating a low efficiency compressor(S30).

Description

냉장고 및 압축기 제어방법 및 김치 냉장고 제어방법 {Refrigerator and Method of controlling for Compressor and Method of controlling for Kimchi Refrigerator }Refrigerator and Compressor Control Method and Kimchi Refrigerator Control Method {Refrigerator and Method of controlling for Compressor and Method of controlling for Kimchi Refrigerator}

본 발명은 효율이 상이한 압축기를 구비하여 고내온도 조건에 따라 구동시키는 냉장고에 관한 것이다.The present invention relates to a refrigerator having a compressor having a different efficiency and driven according to a high internal temperature condition.

종래의 냉장고 또는 김치냉장고는 1개의 압축기를 이용하여, 해당되는 고내의 냉매관을 분배하였고, 고내의 냉기를 단속하는 밸브로 시스템을 제어하는 방식으로 시스템을 구동하였다. 위와 같은 시스템은 자연히 냉매를 분배하는 과정에서 콤프레셔의 냉방 능력 또는 효율에 따라 기동 시간이 좌우되었고, 이는 소비전력에 큰 영향을 미치게 되었다.Conventional refrigerators or kimchi refrigerators by using a single compressor, the refrigerant pipe in the corresponding compartment is distributed, and the system was driven by controlling the system with a valve to control the cold air in the compartment. In such a system, the startup time depends on the cooling capacity or efficiency of the compressor in the process of distributing the refrigerant, which has a great influence on the power consumption.

본 발명은 전술한 문제를 해결하기 위한 것으로 효율이 상이한 두 개의 압축기를 구비하고, 각 고내의 온도 조건에 따라 효율적으로 제어함으로써, 소비 전력을 저감시키는데 그 목적이 있다.SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and includes two compressors having different efficiencies, and an object thereof is to reduce power consumption by controlling efficiently according to temperature conditions in each chamber.

본 발명의 냉장고는 저장고가 형성된 본체와, 상기 본체에 설치된 복수개의 압축기를 포함하되, 상기 압축기는 효율이 다른 것을 포함한다.The refrigerator of the present invention includes a main body in which a reservoir is formed and a plurality of compressors installed in the main body, wherein the compressor includes different efficiency.

본 발명의 압축기 제어 방법은, 고내온도와 제어온도의 차이를 감지하는 단계와, 상기 고내온도와 상기 제어온도의 차이가 일정값 이상일 경우, 효율이 다른 복수개의 압축기를 모두 구동하는 단계를 포함한다. The compressor control method of the present invention includes detecting a difference between the internal temperature and the control temperature, and when the difference between the internal temperature and the control temperature is a predetermined value or more, driving all the plurality of compressors having different efficiency. .

또한, 상기 고내온도와 상기 제어온도의 차이가 일정값 이상일 경우, 복수개의 압축기 중 효율이 높은 압축기를 구동하고, 효율이 낮은 압축기를 정지시키는 단계를 포함한다.In addition, when the difference between the high temperature and the control temperature is a predetermined value or more, the step of driving a high efficiency of the plurality of compressors, and stopping the low efficiency of the compressor.

또한, 상기 고내온도가 상기 제어온도를 추종하여 일정값 이하인 경우 두 개의 압축기 중 효율이 높은 압축기를 정지하고, 효율이 낮은 압축기를 구동하는 단계를 포함한다.The method may further include stopping the high efficiency compressor of the two compressors and driving the low efficiency compressor when the internal temperature is less than a predetermined value by following the control temperature.

또한, 두 개의 압축기 중 효율이 낮은 압축기를 구동하는 동안 효율이 높은 압축기를 일정 듀티로 구동하는 단계를 포함한다.The method may further include driving a high efficiency compressor at a constant duty while driving a low efficiency one of the two compressors.

또한, 압축기 초기 강제 기동 또는 급속 냉각 여부를 판단하는 단계와, 초기 강제 기동 또는 급속 냉각이 필요한 경우 효율이 다른 두 개의 압축기를 모두 구동하는 단계를 포함한다.The method may include determining whether the compressor is forcedly started or rapidly cooled, and driving both compressors having different efficiency when initial forced start or rapid cooling is required.

본 발명의 김치냉장고 제어방법은 숙성모드로 운전하는 단계와, 숙성 중 보관모드로 변경시 효율이 다른 두 개의 압축기를 모두 구동하는 단계를 포함한다.Kimchi refrigerator control method of the present invention includes the step of operating in the ripening mode, and the operation of changing the storage mode during the aging of the two compressors of different efficiency.

본 발명에 의하면, 고내 온도조건에 따라 압축기를 효율적으로 제어하여 구동시킴으로써 고내의 온도를 최적화하여 소비전력을 저감 시킬 수 있다. 또한, 불필요한 전력소모를 줄여 효율이 높은 시스템으로 구성할 수 있고, 저장물을 오랫동안 신선하게 보관할 수 있다.According to the present invention, by efficiently controlling and driving the compressor according to the internal temperature conditions, power consumption can be reduced by optimizing the internal temperature of the refrigerator. In addition, it can be configured as a highly efficient system by reducing unnecessary power consumption, and keep the storage fresh for a long time.

도 1은 본 발명의 실시예에 따른 압축기 제어방법의 순서도이다.1 is a flowchart of a compressor control method according to an embodiment of the present invention.

이하, 본 발명의 바람직한 실시예를 첨부한 도면에 따라 설명하는데 종래의 것과 동일한 부분에 대해서는 종래기술을 참조하기로 하고 상세 설명은 생략한다.
DETAILED DESCRIPTION Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, and the same parts as in the prior art will be referred to the related art, and detailed description thereof will be omitted.

도 1은 본 발명의 바람직한 실시예에 따른 압축기 제어방법의 순서도이다.1 is a flow chart of a compressor control method according to a preferred embodiment of the present invention.

본 발명의 냉장고는 저장고가 형성된 본체와, 상기 본체에 설치된 복수개의 압축기를 포함하되, 상기 압축기는 효율이 다른 것을 포함한다.The refrigerator of the present invention includes a main body in which a reservoir is formed and a plurality of compressors installed in the main body, wherein the compressor includes different efficiency.

상기 압축기는 효율이 높은 압축기를 A로, 효율이 낮은 압축기를 B로 하며, 상기 압축기 A는 효율이 70%이고, 상기 압축기 B는 효율이 30%인 것으로 구성하도록 한다. 또한, 고내온도와 제어온도의 차이를 감지하는 센서로부터 신호를 입력받아 상기 압축기를 제어하는 제어부를 포함하여 구성한다.The compressor is configured to have a high-efficiency compressor A, a low-efficiency compressor B, a compressor A of 70% efficiency, and a compressor B of 30% efficiency. In addition, it comprises a control unit for controlling the compressor by receiving a signal from a sensor for detecting the difference between the internal temperature and the control temperature.

상기 제어부에서 상기 센서로부터 받은 고내온도값과, 상기 제어부에 저장되어있는 일정온도값과 비교하여 일정기준 이상의 온도가 차이가 날 때, 상기 압축기를 구동시키기 위한 신호를 주게 된다.When the temperature difference between the high temperature received from the sensor and the constant temperature stored in the controller is greater than a predetermined reference, the controller gives a signal for driving the compressor.

본 발명의 압축기 제어 방법은 다음과 같다.Compressor control method of the present invention is as follows.

상기 센서는 고내온도와 제어온도의 차이를 감지한다.(S5) The sensor detects the difference between the internal temperature and the control temperature.

상기 고내온도와 상기 제어온도의 차이가 일정값 이상일 경우 (S10), 상기 압축기 A와 B를 모두 구동한다.(S15)If the difference between the internal temperature and the control temperature is a predetermined value or more (S10), both the compressors A and B are driven.

상기 온도 차이는 15도를 기준으로 하는 것이 바람직하다.The temperature difference is preferably based on 15 degrees.

또한, 상기 고내온도와 상기 제어온도의 차이가 일정값 이상일 경우 (S20), 압축기 A를 구동하고, 압축기 B는 정지하도록 한다.(S25)In addition, when the difference between the internal temperature and the control temperature is a predetermined value or more (S20), the compressor A is driven, and the compressor B is stopped. (S25)

상기 온도 차이는 5도 이상 15도 미만을 기준으로 하는 것이 바람직하다.It is preferable that the said temperature difference is based on 5 degrees or more and less than 15 degrees.

또한, 상기 고내온도가 상기 제어온도를 추종하여 일정값 이하인 경우 (S30), 압축기 B를 구동하고, 압축기 A를 정지하도록 한다.(S35)In addition, when the internal temperature is less than a predetermined value following the control temperature (S30), the compressor B is driven to stop the compressor A. (S35)

상기 온도 차이는 5도를 기준으로 하는 것이 바람직하다.The temperature difference is preferably based on 5 degrees.

또한, 필요시 상기 압축기 중 효율이 낮은 압축기 B를 구동하면서, 효율이 높은 압축기 A를 일정 듀티로 구동하는 단계(S40)를 포함한다.In addition, if necessary, while driving the low efficiency compressor B of the compressor, driving a high efficiency compressor A at a certain duty (S40).

또한, 상기 압축기 초기 강제 기동 또는 급속 냉각 여부를 판단하는 단계와, 초기 강제 기동 또는 급속 냉각이 필요한 경우(S11), 상기 압축기 A와 B를 모두 구동하는 단계(S15)를 포함한다.The method may further include determining whether the compressor is forcedly started or rapidly cooled, and when the forced forced start or rapid cooling is required (S11), driving both the compressors A and B (S15).

또한, 본 발명의 김치냉장고 제어방법은 숙성모드로 운전하는 단계와, 숙성 중 보관모드로 변경시 효율이 다른 두 개의 압축기를 모두 구동하는 단계를 포함한다.In addition, the kimchi refrigerator control method of the present invention includes the step of operating in the ripening mode, and driving both compressors having different efficiency when changing to the storage mode during ripening.

상기 압축기 A, B를 모두 구동시키는 조건은 순서가 바뀌어도 무방하다.The conditions for driving both the compressors A and B may be reversed.

즉, 본 발명은 고내 온도조건에 따라 압축기를 효율적으로 제어하여 구동시킴으로써 고내의 온도를 최적화하여 소비전력을 저감 시킬 수 있다. 또한, 불필요한 전력소모를 줄여 효율이 높은 시스템으로 구성할 수 있고, 저장물을 오랫동안 신선하게 보관할 수 있다.That is, according to the present invention, the compressor can be efficiently controlled and driven according to the internal temperature conditions, thereby optimizing the internal temperature of the refrigerator to reduce power consumption. In addition, it can be configured as a highly efficient system by reducing unnecessary power consumption, and keep the storage fresh for a long time.

전술한 바와 같이, 본 발명의 바람직한 실시예를 참조하여 설명하였지만, 해당기술분야의 숙련된 당업자는 하기의 특허청구범위에 기재된 본 발명의 사상 및 영역으로부터 벗어나지 않는 범위 내에서 본 발명을 다양하게 수정 또는 변형하여 실시할 수 있다.As described above, although described with reference to a preferred embodiment of the present invention, those skilled in the art various modifications of the present invention without departing from the spirit and scope of the invention described in the claims below. Or it may be modified.

본 발명은 냉장고 및 김치냉장고와 같은 냉장 기기에 적용할 수 있다.The present invention can be applied to refrigeration appliances such as refrigerators and kimchi refrigerators.

S5 : 고내온도와 제어온도의 차이를 감지하는 단계.
S10 : 고내온도와 제어온도의 차이가 15도 이상일 경우, 압축기 A, B 모두 구동시키는 단계.
S20 : 고내온도와 제어온도의 차이가 5도 이상 또는 15도 이하일 경우, 압축기 A를 구동시키고 압축기 B는 정지시키는 단계.
S30 : 고내온도와 제어온도의 차이가 5도 이하일 경우, 압축기 B를 구동시키고 압축기 A는 정지시키는 단계.S5: detecting the difference between the internal temperature and the control temperature.
S10: when the difference between the internal temperature and the control temperature is 15 degrees or more, driving the compressors A and B.
S20: When the difference between the high temperature and the control temperature is 5 degrees or more or 15 degrees or less, driving the compressor A and stopping the compressor B.
S30: when the difference between the high temperature and the control temperature is 5 degrees or less, driving the compressor B and stopping the compressor A.

Claims (7)

저장고가 형성된 본체;
상기 본체에 설치된 복수개의 압축기를 포함하되;
상기 압축기는 효율이 다른 것을 특징으로 하는 냉장고.
A body in which a reservoir is formed;
Including a plurality of compressors installed in the main body;
The compressor characterized in that the efficiency is different.
고내온도와 제어온도의 차이를 감지하는 단계;
상기 고내온도와 상기 제어온도의 차이가 일정값 이상일 경우, 효율이 다른 복수개의 압축기를 모두 구동하는 단계;를 포함하는 압축기 제어방법.
Detecting a difference between the inside temperature and the control temperature;
And driving all the plurality of compressors having different efficiencies when the difference between the internal temperature and the control temperature is equal to or greater than a predetermined value.
청구항 2에 있어서,
상기 고내온도와 상기 제어온도의 차이가 일정값 이상일 경우, 복수개의 압축기 중 효율이 높은 압축기를 구동하고, 효율이 낮은 압축기를 정지시키는 단계;를 포함하는 압축기 제어방법.
The method according to claim 2,
And driving a high efficiency compressor among a plurality of compressors and stopping a low efficiency compressor when a difference between the high temperature inside the control temperature is greater than or equal to a predetermined value.
청구항 3에 있어서,
상기 고내온도가 상기 제어온도를 추종하여 일정값 이하인 경우 두 개의 압축기 중 효율이 높은 압축기를 정지하고, 효율이 낮은 압축기를 구동하는 단계;를 포함하는 압축기 제어방법.
The method according to claim 3,
And stopping the high efficiency of the two compressors and driving the low efficiency compressor when the internal temperature is less than a predetermined value by following the control temperature.
청구항 2 또는 청구항 3에 있어서,
두 개의 압축기 중 효율이 낮은 압축기를 구동하는 동안 효율이 높은 압축기를 일정 듀티로 구동하는 단계를 포함하는 압축기 제어방법.
The method according to claim 2 or 3,
Compressor control method comprising the step of driving a high efficiency compressor at a constant duty while driving a low efficiency of the two compressors.
압축기 초기 강제 기동 또는 급속 냉각 여부를 판단하는 단계;
초기 강제 기동 또는 급속 냉각이 필요한 경우 효율이 다른 두 개의 압축기를 모두 구동하는 단계;를 포함하는 압축기 제어방법.
Determining whether the compressor is forcibly started or rapidly cooled;
And driving both compressors having different efficiency when initial forced start or rapid cooling is required.
숙성모드로 운전하는 단계;
숙성 중 보관모드로 변경시 효율이 다른 두 개의 압축기를 모두 구동하는 단계;를 포함하는 김치냉장고 제어방법.
Driving in a ripening mode;
Kimchi refrigerator control method comprising the; driving both compressors having different efficiency when changing to storage mode during aging.
KR1020100000535A 2010-01-05 2010-01-05 Refrigerator and method of controlling for compressor and method of controlling for kimchi refrigerator KR20110080356A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105241172A (en) * 2015-11-05 2016-01-13 青岛海尔股份有限公司 Refrigerator control method and system employing linear compressor
CN107014150A (en) * 2017-04-20 2017-08-04 南京师范大学 One kind picks up by oneself freezing and refrigeration cabinet group group control system
CN113275915A (en) * 2021-04-07 2021-08-20 新兴铸管股份有限公司 Cast tube circular cutting device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105241172A (en) * 2015-11-05 2016-01-13 青岛海尔股份有限公司 Refrigerator control method and system employing linear compressor
CN105241172B (en) * 2015-11-05 2017-12-29 青岛海尔股份有限公司 Using the controlling method for refrigerator and control system of linear compressor
CN107014150A (en) * 2017-04-20 2017-08-04 南京师范大学 One kind picks up by oneself freezing and refrigeration cabinet group group control system
CN113275915A (en) * 2021-04-07 2021-08-20 新兴铸管股份有限公司 Cast tube circular cutting device
CN113275915B (en) * 2021-04-07 2022-04-08 新兴铸管股份有限公司 Cast tube circular cutting device

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