JPS59191867A - Electric refrigerator - Google Patents
Electric refrigeratorInfo
- Publication number
- JPS59191867A JPS59191867A JP6624483A JP6624483A JPS59191867A JP S59191867 A JPS59191867 A JP S59191867A JP 6624483 A JP6624483 A JP 6624483A JP 6624483 A JP6624483 A JP 6624483A JP S59191867 A JPS59191867 A JP S59191867A
- Authority
- JP
- Japan
- Prior art keywords
- refrigerator
- regenerator
- night
- late
- refrigeration system
- 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.)
- Pending
Links
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
(発明の分野)
この発明(J電気冷蔵庫、特に、安1llIlな深夜型
)Jを利用カーる電気冷蔵庫に関づる。DETAILED DESCRIPTION OF THE INVENTION (Field of the Invention) The present invention relates to an electric refrigerator using a J electric refrigerator, particularly an inexpensive late-night type electric refrigerator.
(発明の背l)
周知のJ、うに、電気冷M厘にJ−3りる冷凍装置のd
°1費11K h G;L相当大きく、クーラーどどし
に:盛夏の1」中に131Jる大きな電力消費要素とな
っている。(Background of the invention) J-3 refrigeration equipment in addition to the well-known J, Uni, and Electric Refrigeration M.
The cost per degree is 11K h G; L, and it is quite large, and it is a large power consumption factor of 131J during the height of summer.
従って、電気冷蔵庫の冷凍装置を深夜電力で作動させて
、1日中の必要な冷凍作用をなし得れば、電力会社にと
っても電気冷蔵庫の使用者にとっても大いに有益である
。Therefore, if the refrigerating device of an electric refrigerator could be operated with electricity late at night to achieve the necessary refrigeration effect throughout the day, it would be very beneficial to both the electric power company and the user of the electric refrigerator.
(発明の目的)
この発明の目的は、冷凍装置を深夜電力のみで作動させ
、かつ、その限られた時間の冷凍装置の作動で1日24
時間の必要な冷凍作用が実現できるようにし、電力会社
と深夜電力の受給契約を結ぶことにより、安価な深夜電
力が利用できるようにした電気冷蔵庫を提供することに
ある。(Object of the Invention) The object of the present invention is to operate a refrigeration system using only late-night electricity, and to operate the refrigeration system during that limited time, 24 hours a day.
To provide an electric refrigerator that can realize a freezing action that requires time and can use cheap late-night electricity by entering into a contract with an electric power company to receive the late-night electricity.
(発明の構成と効果)
上記の目的を達成するために、この発明の電気冷蔵庫は
、商用の深夜電力を受給するためのタイマ装置と、この
タイマ装置により受給される深夜電力で作動する冷凍装
置と、この冷凍装置の冷却器に(=l設され、深夜電力
による該冷凍装置の作動時に冷却凝固される蓄冷物質を
内蔵した蓄冷器とを備え、深夜電力の非受給期間は上記
蓄冷器の蓄冷物質による吸熱作用で庫内を自然冷凍する
ことを’l!i徴どづる。(Structure and Effect of the Invention) In order to achieve the above object, the electric refrigerator of the present invention includes a timer device for receiving commercial late-night power, and a refrigeration device that operates with the late-night power received by the timer device. and a regenerator containing a cold storage material that is installed in the cooler of this refrigeration system and is cooled and solidified when the refrigeration system is operated by late-night electricity, and the regenerator is installed during the period when the refrigeration equipment is not receiving late-night electricity. 'l!i' indicates that the interior of the refrigerator is naturally frozen by the endothermic action of the cold storage material.
この構成によれば、電気冷蔵庫の消費電力のIJと/υ
どを占める冷凍装置の電力として、安価な深夜7b力を
利用することができる。しかし、上記蓄冷器の作用によ
り冷蔵庫として必要とされる冷凍能力はI El [1
+ 8it持される。、また電力会社にとっては、盛夏
の日中に電力需要が集中づる現象を緩和リーるのに効果
がある。According to this configuration, the power consumption of the electric refrigerator is IJ and /υ
As the electricity for the refrigeration equipment, which takes up most of the space, cheap late-night power can be used. However, due to the action of the regenerator, the refrigerating capacity required for the refrigerator is I El [1
+8it is held. Also, for electric power companies, it is effective in alleviating the phenomenon of concentrated power demand during the daytime in midsummer.
(実施例の説明)
第1図1.、Lこの発明を適用した強制対流式の冷に1
方式の電気冷蔵庫の構造を示し、第2図はその電気的構
成を示している。(Explanation of Examples) Fig. 1 1. , LFor forced convection type cooling applying this invention1
Fig. 2 shows the electrical configuration of the electric refrigerator of this type.
キt・ビネット1内は隔壁2によつ゛C冷蔵室3と冷凍
室4に分割されている。冷蔵室3おJ、び冷凍室4には
それ゛ぞれドア5 a3よびドア6が取りイ」【ノられ
ている。冷凍装置の駆動諒である圧縮器8はキャビネッ
ト1の上部に配設され、凝縮器9はキトビネット
器10はギヤビネット1内の冷蔵室3と冷凍室4の区画
部分より多少上方の奥に配置角されている。The interior of the kit vignette 1 is divided by a partition wall 2 into a refrigerator compartment 3 and a freezer compartment 4. The refrigerator compartments 3 and 4 are equipped with doors 5a3 and 6, respectively. The compressor 8, which drives the refrigeration system, is arranged at the top of the cabinet 1, and the condenser 9 and the kitchenette unit 10 are arranged slightly above and at the back of the compartment between the refrigerator compartment 3 and freezing compartment 4 in the gear cabinet 1. has been done.
冷却器10の周囲には、この発明による蓄冷器11がこ
れを包み込むようにして配設されている。A regenerator 11 according to the present invention is disposed around the cooler 10 so as to surround it.
蓄冷器11の内部には、凝固点が一15〜20℃程度で
融解熱の大きな蓄冷物質、例えば塩化カルシウムの20
%水溶液が収納されている。Inside the regenerator 11, there is a regenerator material with a freezing point of about 115 to 20°C and a large heat of fusion, such as calcium chloride at 20°C.
% aqueous solution is stored.
冷凍装置の作動時に、冷却器10の冷却作用はまず蓄冷
器11に直接的に作用し、蓄冷器11内の蓄冷物質が冷
却されて凝固する。そして、冷却器10の冷却作用は蓄
冷器11を介して庫内に及ぶ。When the refrigeration system is in operation, the cooling action of the cooler 10 first acts directly on the regenerator 11, and the regenerator material in the regenerator 11 is cooled and solidified. The cooling action of the cooler 10 extends into the refrigerator via the regenerator 11.
冷却器10J5よび蓄冷器11の上部にはモータ12で
駆動されるファン13が配設されており、冷却器10お
よび蓄冷器11の周囲の冷気は、フン・ン13の回転に
よって図中の矢印で示ずように強制的に対流循環される
。ファン13による冷気の対流は、冷凍室4だけでなく
冷蔵室3にも及ぶ。A fan 13 driven by a motor 12 is disposed above the cooler 10J5 and the regenerator 11, and the cold air around the cooler 10 and the regenerator 11 is moved in the direction of the arrow in the figure by the rotation of the fan 13. forced convection circulation as shown in . The convection of cold air by the fan 13 extends not only to the freezer compartment 4 but also to the refrigerator compartment 3.
ただし、冷却器10および蓄冷器11に近い冷凍室4が
より強力に冷凍され、冷蔵室3の温度はでれほど低下し
ない。However, the freezer compartment 4 near the cooler 10 and the regenerator 11 is frozen more strongly, and the temperature of the refrigerator compartment 3 does not drop significantly.
この発明の電気冷蔵庫にお【プる電気系統は、深夜電力
によってのみ作動する冷凍装置の駆動系と常時給電され
るファンモータ12および庫内灯14の駆動系と、深夜
電力を受K)するための制御装動であるタイマ装置15
とに別れる。The electric system connected to the electric refrigerator of the present invention includes a drive system for the refrigeration device that operates only with late-night power, a drive system for the fan motor 12 and interior light 14 that are constantly supplied with power, and a drive system that receives power during the night. A timer device 15 is a control device for
We parted ways.
深夜型)Jタイマ装置15は、商用電源を所定の自流に
変換覆る整流回路16と、整流回路16の直流量ツノj
、た(Jバックアップ用電池17の出力を電源としく動
作するタイマ回路18と、タイマ回路18の出力で駆動
される出力糸イ1℃)および出力リレー20からなる出
力回路と’r 4RI+える。The J timer device 15 includes a rectifier circuit 16 that converts commercial power into a predetermined current, and a DC flow horn of the rectifier circuit 16.
, an output circuit consisting of a timer circuit 18 which operates using the output of the J backup battery 17 as a power source, and an output thread I1C driven by the output of the timer circuit 18) and an output relay 20.
バックアップ用電池17は、この冷蔵庫が商用電源に接
続されて整流回路16から直流出力が−りじているどき
、その直流量ツノににって常時充電されてd3す(勿論
、この冷蔵庫の二■二枳出荷時にも充電゛されている)
、この冷蔵j中か商用電源に接続されていなくで、整流
回路16から直流量ツノが生じ(い4fり(も、タイマ
回路18を例えば5年間イ?度は継続して動作させる8
吊を持っている。The backup battery 17 is constantly charged by the DC output when the refrigerator is connected to a commercial power supply and the rectifier circuit 16 receives DC output (of course, the backup battery 17 is charged d3 when the refrigerator is connected to a commercial power source) ■Also charged at the time of shipment)
During this refrigeration process or when not connected to a commercial power supply, a DC flow horn is generated from the rectifier circuit 16 (4f).
Has a hanging.
クーでン回路18は、上述のJ、うに工場出荷時がら常
ll′i動作してJ5す、深夜電力供給時間帯(通常、
は23時から6時まで)に出ノ〕素子19の駆動信
号を発生ずる。つまり、上述した深夜電力供給時間帯の
み出ツノリレー20が駆動され、その接点21が閉じる
。このリレー接点21が閉じることにより、圧縮器8の
駆動系に商用電源が印加される。The cooling circuit 18 is always in operation as described above when shipped from the factory, during the late night power supply hours (normally
A drive signal for the element 19 is generated from 11:00 p.m. to 6:00 p.m. That is, the output horn relay 20 is driven only during the late-night power supply time period described above, and its contact 21 is closed. By closing this relay contact 21, commercial power is applied to the drive system of the compressor 8.
なお、定められた深夜型ツノ時間帯以外にリレー接点2
1が閉じることがないようにするために、タイマ回路1
8を、その製造時の時刻調整時点で電力会社あるいは製
造会社によって封印するようにしても良い。In addition, relay contact 2 is not used outside the specified late-night hours.
In order to prevent timer circuit 1 from closing, timer circuit 1
8 may be sealed by the electric power company or the manufacturing company at the time of time adjustment at the time of manufacture.
冷凍装置の駆動鯨である圧縮器8は、冷却器10の温度
調節器接点22と直列に接続され、上記タイマ装置5の
リレー接点21を介して商用電源線に接続されている。The compressor 8, which is the driving force of the refrigeration system, is connected in series with the temperature regulator contact 22 of the cooler 10, and is connected to the commercial power line via the relay contact 21 of the timer device 5.
深夜電力供給時間帯でリレー接点21が閉じており、か
つ冷却器10の温度が例えば−22℃程度の所定温度ま
で低下しでおらず、温度調節器接点22がオンになって
いると、圧縮器8が駆動され、冷凍装置が作動する。圧
縮器8は、冷却器10が充分に低温となって温度調節器
接点22がオフJ“るまで駆動される。つまり、この間
の冷凍装置の作動により、冷f、l] !おにび上述し
た蓄冷器11が充分に冷ノillされ、蓄冷器11内の
蓄冷物′?′1は凝固Jる。If the relay contact 21 is closed during the late-night power supply period, the temperature of the cooler 10 has not fallen to a predetermined temperature of, for example, about -22°C, and the temperature controller contact 22 is turned on, the compression The container 8 is driven and the refrigeration system is activated. The compressor 8 is driven until the cooler 10 reaches a sufficiently low temperature and the temperature regulator contact 22 is turned off. In other words, the operation of the refrigeration system during this period causes the cooling f, l]! The cooled regenerator 11 is sufficiently cooled, and the cooled material '?'1 in the regenerator 11 solidifies.
次に、常時給電される系統について説明する。Next, a system that is constantly supplied with power will be explained.
庫内灯1/Iは、冷蔵室3側のドアE5が聞かれて、ド
アスイッチ23が開位胃になるど、点灯覆る。The interior light 1/I turns on when the door E5 on the refrigerator compartment 3 side is opened and the door switch 23 is set to the open position.
また、ドア5が閉じていてドアスイッチ23が閉位h゛
にあり、かつ冷凍室4側のドア6も閉じ−Cい(、その
トノ7スイツチ24がオンとなっている状態において、
Fト内温度がある程度−L弁し、庫内の適宜位置に設置
された庫内温度調節器の接点25がオンになると、)1
7ン七−夕12が駆動され、ツノ・ン′13の回転によ
り冷気を庫内1に対流さば、庫内の冷凍を促進づる。Further, when the door 5 is closed and the door switch 23 is in the closed position H, and the door 6 on the freezer compartment 4 side is also closed -C (and the tonneau 7 switch 24 is on),
When the internal temperature reaches a certain level and the contact point 25 of the internal temperature regulator installed at an appropriate position inside the refrigerator is turned on, (1)
The 7-tan Tanabata 12 is driven, and the rotation of the horn 13 causes convection of cool air into the refrigerator interior 1, promoting freezing within the refrigerator.
上記の説明で明らかなように、この発明の冷蔵庫(は、
圧縮器8を駆動源とり−る蒸気圧縮冷凍装同は深夜型ツ
ノ供給時間帯以外では動作ゼず、昼間はこの冷凍装置に
よる冷却作用は発揮されない。As is clear from the above description, the refrigerator of this invention (is
The vapor compression refrigeration system, which uses the compressor 8 as its driving source, does not operate except during the late-night horn supply hours, and the cooling effect of this refrigeration system is not exerted during the daytime.
しかし、深(&電ツノ供給時間帯での冷凍装置の作動に
より、蓄冷器11内の蓄冷物質が充分に冷却されて凝固
しており、冷凍装置の作動しない昼間はこの蓄冷物質の
吸熱作用(融解熱)によって庫内が自然冷凍される。フ
ァンモータ12と庫内温度調節器の接点25の連動によ
る冷気の対流促進作用は、深夜電力供給時間帯以外にも
働き、冷凍装置の作動時、被作動時に係わらず、はとん
ど等質な庫内冷凍作用が1日中実現できる。なお、この
ファンモータ12の駆動系および庫内灯14の駆動系の
消費電力は、冷凍装置の消費電力に比べて極めて小さい
。However, due to the operation of the refrigeration system during the deep and electric horn supply hours, the cold storage material in the regenerator 11 is sufficiently cooled and solidified, and during the day when the refrigeration system is not in operation, the heat absorption effect of this cold storage material ( The interior of the refrigerator is naturally frozen by the heat of fusion (heat of fusion).The cold air convection promoting action by the interlocking of the fan motor 12 and the contact point 25 of the interior temperature controller works even outside of the late night power supply hours, and when the refrigeration system is activated, Regardless of when the refrigerator is operated, it is possible to achieve almost the same internal refrigeration effect throughout the day.The power consumption of the drive system of the fan motor 12 and the drive system of the interior light 14 is based on the consumption of the refrigeration system. Extremely small compared to electric power.
このように、この発明の電気冷蔵庫では大ぎな電力を消
費する冷凍装置は、深夜電力タイマ装置15の制御によ
って決められた深夜電力供給時間帯のみでしか作動し得
ず、このことに基づいて電力会社は冷蔵庫による消費電
力料金を割引する。As described above, in the electric refrigerator of the present invention, the refrigeration device that consumes a large amount of power can only operate during the midnight power supply time period determined by the control of the late-night power timer device 15, and based on this, the The company discounts electricity consumption charges for refrigerators.
割引の仕方は、例えばその冷蔵庫の冷凍装置の定格消費
′電力に基づいて決める。あるいは、冷凍装置の駆動系
に積算電力計、を設け、これで指示される電力に割引さ
れた電力単価を掛(プて、この分の料金を別途綽出して
も良い。The method of discounting is determined based on, for example, the rated power consumption of the refrigeration system of the refrigerator. Alternatively, an integrating wattmeter may be provided in the drive system of the refrigeration system, and the electricity indicated by the meter may be multiplied by the discounted electricity unit price, and the charge for this amount may be calculated separately.
第3図はこの発明の他の実施例を示す。この実施例は、
冷気を強制対流さけるファンを持たない自然対流式の冷
蔵庫である。蓄冷器11は、図のにうに冷凍室4を形作
る壁体を構成している。つまり、冷凍室1は蓄冷器11
によって囲まれている。冷凍装置の冷NJ器10は、蓄
冷器11の内部に埋め込まれる形で配設されており、や
はり冷凍室4を囲っている。FIG. 3 shows another embodiment of the invention. This example is
It is a natural convection type refrigerator that does not have a fan to avoid forced convection of cold air. The regenerator 11 constitutes a wall that forms the freezer compartment 4 as shown in the figure. In other words, the freezer compartment 1 is the regenerator 11
surrounded by The cold NJ unit 10 of the refrigeration system is disposed to be embedded inside the regenerator 11, and also surrounds the freezer compartment 4.
冷凍室4と冷蔵室°3を[8画づる隔W2には、冷却器
10および蓄冷器11側の冷気を冷蔵室3側l\導く聞
L131が形成され、この間[1131部分にはこI′
Lを開閉J−る1ナーモダンパ32が取り付G)られて
いる。リーモダンパ32は、周知のように、バイメタル
やタイヤフラムを用いた機械的な感温(幾(rllに連
動づく)もので、冷蔵室3側の温度が所定温度以し−に
なると、サーモダンパ32が開口31を開さ、冷凍室4
側の冷気を矢印のように冷蔵室3側へ自然対流させる。A space L131 is formed at the interval W2 that separates the freezer compartment 4 and the refrigerator compartment 3 by 8 strokes, and a gap L131 is formed to guide the cold air from the cooler 10 and regenerator 11 side to the refrigerator compartment 3 side. ′
A 1-ner modern lever 32 that opens and closes L is attached. As is well-known, the thermal damper 32 is a mechanical temperature-sensitive device (linked to rll) using a bimetal or tire flam, and when the temperature on the side of the refrigerator compartment 3 reaches a predetermined temperature or higher, the thermal damper 32 activates. Open the opening 31 and open the freezer compartment 4.
The cold air from the side is caused to naturally convect toward the refrigerator compartment 3 side as shown by the arrow.
これで冷蔵室3側の渇亀かある所定4111度以上にな
ると、リ−−[ダンパ32が間L131を閉じる。When the temperature on the refrigerator compartment 3 side reaches a predetermined level of 4111 degrees or higher, the damper 32 closes the gap L131.
第1図はこの発明の第1実施例玉よる電気冷蔵庫の構造
図、第2図は第1図に示した冷蔵庫の電気系統図、第3
図はこの発明の第2実施例による電気冷蔵庫の構造図で
ある。
1・・・・・・・・・キャビネット
2・・・・・・・・・隔壁
3・・・・・・・・・冷蔵室
4・・・・・・・・・′冷凍室
5.6・・・ドア
8・・・・・・・・・圧縮器
9・・・・・・・・・凝縮器
10・・・・・・冷却器
11・・・・・・蓄冷器
12・・・・・・ファンモータ
13・・・・・・ファン
1/1・・・・・・庫内灯
15・・・・・・深夜電力タイマ装置
17・・・・・・バックアップ用電池
18・・・・・・タイマ回゛路
20・・・・・・・・・・・出力リレー21・・・・・
・・・用リレー接点
22・・・・・・・・・・・・冷却器の温度調節器接点
23.2.41・・・1〜アスイツL
25・・・・・・川・・・庫内温1腹調節器接」j、(
a 1・・・・・−・・・山開[,1
32・・・川・・・・・・リ−1」グンバ!l)j :
:’l出願人
飯 II+ 定 司
第1図Fig. 1 is a structural diagram of an electric refrigerator according to a first embodiment of the present invention, Fig. 2 is an electrical system diagram of the refrigerator shown in Fig. 1, and Fig.
The figure is a structural diagram of an electric refrigerator according to a second embodiment of the present invention. 1... Cabinet 2... Partition wall 3... Refrigerator compartment 4... Freezer compartment 5.6 ...Door 8...Compressor 9...Condenser 10...Cooler 11...Regenerator 12... ...Fan motor 13...Fan 1/1...Interior light 15...Late night power timer device 17...Backup battery 18... ...Timer circuit 20...Output relay 21...
Relay contact 22 for......Cooler temperature regulator contact 23.2.41...1~Asuits L 25...River...warehouse Internal temperature 1 abdominal regulator contact"j, (
a 1・・・・・・・・・山海[、1 32・・・川・・・・・・Re-1」Gumba! l)j:
:'lApplicant II+ Sada Tsukasa Figure 1
Claims (1)
と、このタイマ装置により受給される深夜電力て作動す
る冷凍装置と、この冷凍装置の冷却器にイζJ設され、
深夜電力による該冷凍装置の作動時に冷却凝固される蓄
冷物質を内蔵した蓄冷器とを備え、深夜電力の非受給期
間は上記蓄冷器の蓄冷物質にJ、る吸熱作用で庫内を自
然冷凍づ−ることを特徴とりる電気冷蔵庫。(1) Timer PI for receiving commercial Rokuihoku Electric Power
and a refrigeration system that operates using the late-night electricity received by this timer device, and a cooler of this refrigeration system,
It is equipped with a regenerator containing a regenerator material that is cooled and solidified when the refrigeration system is operated by late-night power, and during the period when the refrigerant is not receiving power at night, the inside of the refrigerator is naturally frozen by the heat absorption effect of the regenerator material. - An electric refrigerator characterized by:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6624483A JPS59191867A (en) | 1983-04-14 | 1983-04-14 | Electric refrigerator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6624483A JPS59191867A (en) | 1983-04-14 | 1983-04-14 | Electric refrigerator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59191867A true JPS59191867A (en) | 1984-10-31 |
Family
ID=13310256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6624483A Pending JPS59191867A (en) | 1983-04-14 | 1983-04-14 | Electric refrigerator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59191867A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6186553A (en) * | 1984-10-04 | 1986-05-02 | 安生 三雄 | Vacuum cooling device |
JPS63213768A (en) * | 1987-02-27 | 1988-09-06 | 株式会社東芝 | Refrigerator |
JPH0313082U (en) * | 1989-06-21 | 1991-02-08 | ||
JP2012242075A (en) * | 2011-05-24 | 2012-12-10 | Mitsubishi Electric Corp | Refrigerator |
JP2012242074A (en) * | 2011-05-24 | 2012-12-10 | Mitsubishi Electric Corp | Refrigerator |
JP2012242064A (en) * | 2011-05-24 | 2012-12-10 | Mitsubishi Electric Corp | Refrigerator |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57122268A (en) * | 1981-01-22 | 1982-07-30 | Inoue Mtp Kk | Cooling construction of cases or the like |
-
1983
- 1983-04-14 JP JP6624483A patent/JPS59191867A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57122268A (en) * | 1981-01-22 | 1982-07-30 | Inoue Mtp Kk | Cooling construction of cases or the like |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6186553A (en) * | 1984-10-04 | 1986-05-02 | 安生 三雄 | Vacuum cooling device |
JPH0440625B2 (en) * | 1984-10-04 | 1992-07-03 | Mitsuo Anjo | |
JPS63213768A (en) * | 1987-02-27 | 1988-09-06 | 株式会社東芝 | Refrigerator |
JPH0313082U (en) * | 1989-06-21 | 1991-02-08 | ||
JP2012242075A (en) * | 2011-05-24 | 2012-12-10 | Mitsubishi Electric Corp | Refrigerator |
JP2012242074A (en) * | 2011-05-24 | 2012-12-10 | Mitsubishi Electric Corp | Refrigerator |
JP2012242064A (en) * | 2011-05-24 | 2012-12-10 | Mitsubishi Electric Corp | Refrigerator |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7543455B1 (en) | Solar-powered refrigerator using a mixture of glycerin, alcohol and water to store energy | |
JPS63116073A (en) | Heat accumulation type heat pump | |
CN205860613U (en) | A kind of energy-saving food refrigerated display cabinet | |
JPS59191867A (en) | Electric refrigerator | |
JP2014037919A (en) | Refrigerator | |
WO1994005959A1 (en) | Refrigerator and freezer units | |
JP2007240027A (en) | Electric appliance and defrosting control device for refrigerator | |
JP3193924B2 (en) | refrigerator | |
JP3098909B2 (en) | refrigerator | |
JPH04254181A (en) | Refrigerator | |
JPH0125986B2 (en) | ||
JPS63197865A (en) | Cold accumulation type refrigerator | |
JPS6396463A (en) | Refrigerator | |
JP3153649B2 (en) | refrigerator | |
Ewert et al. | Photovoltaic direct drive, battery-free solar refrigerator field test results | |
JPS6332989B2 (en) | ||
JPS6321472A (en) | Defroster for refrigerator | |
WO2024080284A1 (en) | Cooling compartment control method, cooling compartment, and cooling compartment control device | |
JPS5878077A (en) | Control of temperature of freezing refrigerator | |
JP3098892B2 (en) | refrigerator | |
JPS59202370A (en) | Cold heat storage type air conditioner | |
JPH09261879A (en) | Refrigerator | |
JPH01285766A (en) | Refrigerator | |
JPS6136130Y2 (en) | ||
JPH0359348B2 (en) |