JP2009085502A5 - - Google Patents
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- JP2009085502A5 JP2009085502A5 JP2007255710A JP2007255710A JP2009085502A5 JP 2009085502 A5 JP2009085502 A5 JP 2009085502A5 JP 2007255710 A JP2007255710 A JP 2007255710A JP 2007255710 A JP2007255710 A JP 2007255710A JP 2009085502 A5 JP2009085502 A5 JP 2009085502A5
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- Prior art keywords
- time
- defrosting
- predetermined time
- integrated
- predetermined
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- 238000010257 thawing Methods 0.000 claims 37
- 238000001816 cooling Methods 0.000 claims 14
- 238000005057 refrigeration Methods 0.000 claims 7
- 239000003507 refrigerant Substances 0.000 claims 4
- 230000000875 corresponding Effects 0.000 claims 1
Claims (5)
前記冷却時間が所定時間Ｔ１に到達した時において、所定の除霜開始条件を満たしている場合に次回の除霜を行い、前記除霜開始条件を満たしていない場合に前記除霜時から所定時間Ｔ２（ただし、Ｔ１＜Ｔ２）経過後に次回の除霜を行う除霜開始手段を備えた冷蔵庫において、
前記圧縮機が運転周波数により能力可変とした能力可変式の圧縮機であり、
前記除霜時から前記圧縮機が第１周波数以上で駆動した第１積算時間を計測する第１積算時間計測手段を備え、
前記除霜開始手段は、前記除霜開始条件として、前記冷却時間が所定時間Ｔ１に到達した時において、前記第１積算時間計測手段によって計測した第１積算時間が、所定時間より長い場合に次回の除霜を行い、所定時間以下の場合に前記除霜時から所定時間Ｔ２経過後に次回の除霜を行うことを特徴とする冷蔵庫。 A compressor, a defrost heater for defrosting the cooler, and a cooling time measuring means for measuring the cooling time from the time of defrosting ,
When the cooling time reaches the predetermined time T1, the next defrosting is performed when the predetermined defrosting start condition is satisfied, and when the cooling time has not satisfied the defrosting start condition, the predetermined time from the time of the defrosting is performed. In a refrigerator provided with a defrost starting means for performing the next defrosting after T2 (however, T1 <T2) ,
The compressor is a variable capacity compressor whose capacity is variable according to the operating frequency,
A first integrated time measuring means for measuring a first integrated time during which the compressor is driven at a first frequency or higher from the time of defrosting;
When the cooling time has reached the predetermined time T1 as the defrosting start condition, the defrosting start unit is next time when the first integrated time measured by the first integrated time measuring unit is longer than the predetermined time. The defrosting is performed, and the next defrosting is performed after elapse of a predetermined time T2 from the time of defrosting when the defrosting is performed for a predetermined time or less.
冷却器を除霜する除霜ヒータと、この除霜時から前記冷凍モードを実行した時間である冷却時間を計測する冷却時間計測手段と、を備え、
前記冷却時間が所定時間Ｔ１に到達した時において、所定の除霜開始条件を満たしている場合に次回の除霜を行い、前記除霜開始条件を満たしていない場合に前記除霜時から所定時間Ｔ２（ただし、Ｔ１＜Ｔ２）経過後に次回の除霜を行う除霜開始手段を備えた冷蔵庫において、
前記圧縮機が運転周波数により能力可変とした能力可変式の圧縮機であり、
前記除霜時から前記圧縮機が第１周波数以上で駆動した第１積算時間を計測する第１積算時間計測手段を備え、
前記除霜開始手段は、前記除霜開始条件として、前記冷却時間が所定時間Ｔ１に到達した時において、前記第１積算時間計測手段によって計測した第１積算時間が、所定時間より長い場合に次回の除霜を行い、所定時間以下の場合に前記除霜時から所定時間Ｔ２経過後に次回の除霜を行うことを特徴とする冷蔵庫。 A refrigerant flow path is configured by connecting a compressor, a refrigeration cooler corresponding to the refrigerator compartment, and a refrigeration cooler compatible with the freezer compartment, and the refrigerant flow path is switched by a valve mechanism, thereby the refrigeration cooler. A refrigerator capable of realizing a refrigeration mode for flowing a refrigerant to a side and a refrigeration mode for flowing a refrigerant to a refrigeration cooler,
A defrost heater for defrosting the cooler, and a cooling time measuring means for measuring a cooling time that is a time for executing the refrigeration mode from the time of the defrosting ,
When the cooling time reaches the predetermined time T1, the next defrosting is performed when the predetermined defrosting start condition is satisfied, and when the cooling time has not satisfied the defrosting start condition, the predetermined time from the time of the defrosting is performed. In a refrigerator provided with a defrost starting means for performing the next defrosting after T2 (however, T1 <T2) ,
The compressor is a variable capacity compressor whose capacity is variable according to the operating frequency,
A first integrated time measuring means for measuring a first integrated time during which the compressor is driven at a first frequency or higher from the time of defrosting;
When the cooling time has reached the predetermined time T1 as the defrosting start condition, the defrosting start unit is next time when the first integrated time measured by the first integrated time measuring unit is longer than the predetermined time. The defrosting is performed, and the next defrosting is performed after elapse of a predetermined time T2 from the time of defrosting when the defrosting is performed for a predetermined time or less.
前記除霜時から前記圧縮機が第２周波数以上で駆動した第２積算時間を計測する第２積算時間計測手段を備え、
前記除霜開始手段は、前記除霜開始条件として、前記冷却時間が所定時間Ｔ１に到達した時において、前記第１積算時間及び前記第２積算時間の少なくとも一方が所定時間より長い場合に次回の除霜を行い、前記第１積算時間及び第２積算時間が所定時間以下である場合に前記除霜時から所定時間Ｔ２経過後に次回の除霜を行うことを特徴とする冷蔵庫。 In the refrigerator according to claim 1 or 2 ,
A second integrated time measuring means for measuring a second integrated time during which the compressor is driven at a second frequency or higher from the time of defrosting;
When the cooling time reaches a predetermined time T1 as the defrosting start condition, the defrosting start unit determines whether the next defrosting start means is the next time when at least one of the first integrated time and the second integrated time is longer than the predetermined time. A refrigerator that performs defrosting, and performs the next defrosting after elapse of a predetermined time T2 from the time of defrosting when the first integrated time and the second integrated time are equal to or shorter than a predetermined time.
前記除霜開始手段は、前記実運転時間が前記所定時間Ｔ２より長い場合、前記冷却時間が所定時間Ｔ１に到達した時に次回の除霜を行うことを特徴とする請求項１〜３のいずれか１項に記載の冷蔵庫。 An actual operation time measuring means for measuring an actual operation time which is a time from the defrosting time to the time when the cooling time reaches the predetermined time T1,
The said defrost start means performs the next defrost, when the said cooling time reaches predetermined time T1, when the said actual operation time is longer than said predetermined time T2 . The refrigerator according to item 1 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007255710A JP2009085502A (en) | 2007-09-28 | 2007-09-28 | Refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007255710A JP2009085502A (en) | 2007-09-28 | 2007-09-28 | Refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2009085502A JP2009085502A (en) | 2009-04-23 |
| JP2009085502A5 true JP2009085502A5 (en) | 2010-05-20 |
Family
ID=40659155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007255710A Pending JP2009085502A (en) | 2007-09-28 | 2007-09-28 | Refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2009085502A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4969674B2 (en) * | 2010-07-02 | 2012-07-04 | 日立アプライアンス株式会社 | refrigerator |
| JP2015143579A (en) * | 2014-01-31 | 2015-08-06 | 株式会社東芝 | refrigerator |
| JP6667383B2 (en) * | 2016-06-22 | 2020-03-18 | ホシザキ株式会社 | Cooling storage |
| JP6657032B2 (en) * | 2016-06-22 | 2020-03-04 | ホシザキ株式会社 | Cooling storage |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62217079A (en) * | 1986-03-17 | 1987-09-24 | 株式会社日立製作所 | Controller for refrigerator |
| JPS6321472A (en) * | 1986-07-14 | 1988-01-29 | 三洋電機株式会社 | Defroster for refrigerator |
| KR100292510B1 (en) * | 1998-11-20 | 2001-11-15 | 구자홍 | Method for controlling optimal defrosting cycle of inverter refrigerator |
| JP2005331239A (en) * | 2005-08-04 | 2005-12-02 | Toshiba Corp | Refrigerator |
-
2007
- 2007-09-28 JP JP2007255710A patent/JP2009085502A/en active Pending
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