JPH07104088B2 - Ice storage device for ice heat storage - Google Patents
Ice storage device for ice heat storageInfo
- Publication number
- JPH07104088B2 JPH07104088B2 JP3059506A JP5950691A JPH07104088B2 JP H07104088 B2 JPH07104088 B2 JP H07104088B2 JP 3059506 A JP3059506 A JP 3059506A JP 5950691 A JP5950691 A JP 5950691A JP H07104088 B2 JPH07104088 B2 JP H07104088B2
- Authority
- JP
- Japan
- Prior art keywords
- ice
- refrigerant
- making
- cycle
- ice making
- 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.)
- Expired - Lifetime
Links
Description
【０００１】[0001]
【産業上の利用分野】本発明はダイナミック形氷蓄熱用
製氷装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dynamic ice heat storage ice making device.
【０００２】[0002]
【従来技術及び発明が解決しようとする課題】従来の製
氷装置においては、製氷クーラ内の製氷量を計測するの
が困難であるため、製氷サイクルと脱氷サイクルの切替
えをタイマーで行い効率の良い切替えができなかった。
つまり脱氷時間が不十分であれば脱氷していなかった氷
の上に新しい氷を製氷し、非常に硬い氷となり最終的に
は脱氷が不可能になることがあるという欠点があった。
また、脱氷時間が長過ぎるとせっかく製氷したものを溶
かし過ぎることになり不経済な運転となっていた。2. Description of the Related Art In the conventional ice making device, it is difficult to measure the amount of ice making in the ice making cooler. Therefore, the ice making cycle and the deicing cycle are switched by a timer to improve the efficiency. Could not switch.
In other words, if the de-icing time is insufficient, there is a drawback that new ice is made on the ice that has not been de-iced, and it becomes extremely hard ice, and eventually de-icing becomes impossible. .
Further, if the de-icing time is too long, the ice-made product will be melted too much, resulting in uneconomical operation.
【０００３】本発明は上述の点に鑑みてなされたもの
で、大容量の製氷装置でも装置全体がコンパクトにな
り、製氷サイクルと脱氷サイクルの切替えを効率よく行
うことができ、且つ脱氷サイクルにおいて確実に脱氷を
行うことができる氷蓄熱製氷装置を提供することにあ
る。The present invention has been made in view of the above points, and even in a large-capacity ice-making device, the entire device can be made compact, the ice-making cycle and the de-icing cycle can be efficiently switched, and the de-icing cycle can be performed efficiently. An object of the present invention is to provide an ice heat storage ice-making device capable of surely removing ice.
【０００４】[0004]
【課題を解決するための手段】上記課題を解決するため
本発明は、製氷用熱交換器、凝縮器及び圧縮機を具備
し、これらの機器を冷媒を通す冷媒配管で連結し、製氷
用熱交換器の製氷部は複数本のチューブを水平に配列し
たシェルアンドチューブ形で該チューブ内に製氷すると
共に、該製氷用熱交換器の製氷部は数ブロックに分割さ
れ、その内の少なくとも一つを脱氷サイクルとするとき
は他方を製氷サイクルとし、製氷サイクルと脱氷サイク
ルを同時に行なうことができるようにし、更に製氷部の
チューブ内に蓄熱液を凍結、脱氷する際、該蓄熱液を停
止させ、チューブ内に該蓄熱液を封入するように構成さ
れた氷蓄熱用製氷装置において、脱氷サイクルの熱源と
して当該氷蓄熱用製氷装置内で生成される圧縮機からの
冷媒吐出ガスと凝縮器の凝縮冷媒液を利用し、製氷用熱
交換器内の冷媒を加熱し、製氷サイクルと脱氷サイクル
の切替用に使用される冷媒切替弁の駆動源として装置内
で発生する冷媒圧力差を用いることを特徴とする。In order to solve the above problems, the present invention comprises a heat exchanger for ice making, a condenser and a compressor, and these devices are connected by a refrigerant pipe through which a refrigerant is passed, and heat for ice making is provided. ice making section of the exchanger together <br/> to ice within the tube in a shell and tube type in which a plurality of tubes horizontally, ice making section for the ice heat exchanger is divided into several blocks, at least one inner and the other ice making cycle when the Datsukori cycle, so the ice making cycle and Datsukori cycle can simultaneously rows as Ukoto, further freeze thermal storage fluid in the ice making section of the tube, leaving ice In this case, in the ice heat storage ice-making device configured to stop the heat storage liquid and seal the heat storage liquid in a tube, a compressor generated in the ice heat storage ice-making device as a heat source of a deicing cycle. Refrigerant discharge gas from Using the condensed refrigerant liquid in condenser, and heat the refrigerant in the ice making heat exchanger, ice cycle and Datsukori Cycle
In the device as the drive source of the refrigerant switching valve used for switching
It is characterized in that the refrigerant pressure difference generated in 1 is used .
【０００５】[0005]
【０００６】また、前記製氷部の複数チューブの上部に
冷媒を霧状に散布するスプレー配管を配置すると共に、
該スプレー配管に冷媒を送る冷媒スプレーポンプを設
け、脱氷サイクル時に該冷媒スプレーポンプを運転する
ことを特徴とする。Further, spray pipes for spraying the refrigerant in a mist state are arranged above the plurality of tubes of the ice making section, and
A refrigerant spray pump for sending a refrigerant to the spray pipe is provided, and the refrigerant spray pump is operated during a deicing cycle.
【０００７】また、前記製氷部サイクル及び脱氷サイク
ルの切替えを個々の熱交換器の製氷量と解氷量を計測す
ることにより行うことを特徴とする。Further, it is characterized in that the ice-making section cycle and the de-icing cycle are switched by measuring the ice-making quantity and the ice-melting quantity of each heat exchanger.
【０００８】[0008]
【作用】上記のように、脱氷用の熱源として、冷媒吐出
ガスと凝縮冷媒液を併用することにより、短時間の加熱
が可能になる。また、凝縮冷媒液は脱氷用の熱源として
使用される際、冷媒液自身は過冷却されることになり、
製氷サイクルの製氷効率の向上になる。As described above, by using the refrigerant discharge gas and the condensed refrigerant liquid together as the heat source for de-icing, heating can be performed for a short time. Further, when the condensed refrigerant liquid is used as a heat source for de-icing, the refrigerant liquid itself is supercooled,
It improves the ice making efficiency of the ice making cycle.
【０００９】また、製氷サイクル中は連続的に製氷量
を、脱氷サイクル中は解氷量を測定し、これを各サイク
ルの切替えに用いるので、一定量の製氷量と解氷量を確
保でき効率の良い切替えができる。Further, since the amount of ice making is continuously measured during the ice making cycle and the amount of thawed ice is measured during the deicing cycle, and this is used for switching between the cycles, a certain amount of ice making and thawing amount can be secured. Efficient switching is possible.
【００１０】[0010]
【実施例】以下本発明の一実施例を図面に基づいて説明
する。図１は本発明の一実施例である氷蓄熱用製氷装置
のシステム構成を示す図である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing the system configuration of an ice heat storage ice-making apparatus according to an embodiment of the present invention.
【００１１】図示するように、本氷蓄熱用製氷装置は、
製氷クーラ（製氷用熱交換器）１、圧縮機２及び凝縮器
３を具備し、これらの機器を冷媒配管４，５，６で連結
した構成である。製氷クーラ１は、４ブロックの製氷ク
ーラ７−１，７−２，７−３，７−４に分割されてい
る。各製氷クーラ７−１，７−２，７−３，７−４に
は、複数本のチューブを水平に配列したシェルアンドチ
ューブ形の製氷部８−１，８−２，８−３，８−４が設
けられている。そして各製氷部８−１，８−２，８−
３，８−４の上には冷媒を霧状に散布するスプレー管９
−１，９−２，９−３，９−４が配置されており、該各
スプレー管９−１，９−２，９−３，９−４には冷媒ス
プレーポンプ１０−１，１０−２，１０−３，１０−４
が接続されている。As shown in the figure, the ice-making device for storing ice according to the present invention comprises:
An ice making cooler (heat exchanger for ice making) 1, a compressor 2, and a condenser 3 are provided, and these devices are connected by refrigerant pipes 4, 5, and 6. The ice making cooler 1 is divided into four blocks of ice making coolers 7-1, 7-2, 7-3, 7-4. Each ice making cooler 7-1, 7-2, 7-3, 7-4 has a shell-and-tube type ice making unit 8-1, 8-2, 8-3, 8 in which a plurality of tubes are horizontally arranged. -4 is provided. And each ice making section 8-1, 8-2, 8-
Spray pipe 9 for spraying the refrigerant in a mist state on 3, 8-4
-1, 9-2, 9-3, 9-4 are arranged, and refrigerant spray pumps 10-1, 10- are provided in the respective spray pipes 9-1, 9-2, 9-3, 9-4. 2, 10-3, 10-4
Are connected.
【００１２】また、各製氷クーラ７−１，７−２，７−
３，７−４には、冷媒液のレベルが所定を越えたら閉
じ、冷媒レベルがこの所定のレベル以上にならないよう
にするフロートバルブ１１−１，１１−２，１１−３，
１１−４が設けられている。Further, each ice making cooler 7-1, 7-2, 7-
The float valves 11-1, 11-2, 11-3, 3 and 7-4 are closed when the level of the refrigerant liquid exceeds a predetermined level so that the refrigerant level does not exceed the predetermined level.
11-4 are provided.
【００１３】また、各製氷クーラ７−１，７−２，７−
３，７−４は冷媒配管１２−１，１２−２，１２−３，
１２−４及び冷媒切替弁Ｖ１，Ｖ２，Ｖ３，Ｖ４を通し
て冷媒配管４に接続されている。Further, each ice making cooler 7-1, 7-2, 7-
3, 7-4 are refrigerant pipes 12-1, 12-2, 12-3,
12-4 and the refrigerant switching valves V1, V2, V3 and V4 are connected to the refrigerant pipe 4.
【００１４】また、冷媒切替弁Ｖ１，Ｖ２，Ｖ３，Ｖ４
にはそれぞれ三方電磁弁１３−１，１３−２，１３−
３，１３−４が設けられており、該三方電磁弁１３−
１，１３−２，１３−３，１３−４の１つの開口は冷媒
配管１４を介して凝縮器３内に連通している。前記冷媒
切替弁Ｖ１，Ｖ２，Ｖ３，Ｖ４は、三方電磁弁１３−
１，１３−２，１３−３，１３−４の切替えにより凝縮
器３内の冷媒圧力と製氷クーラ７−１，７−２，７−
３，７−４の冷媒圧力差により、閉じられるようになっ
ている。即ち、冷媒切替弁Ｖ１，Ｖ２，Ｖ３，Ｖ４は装
置内に発生する冷媒圧力差を駆動源とする切替弁であ
る。Further, the refrigerant switching valves V1, V2, V3, V4
Are three-way solenoid valves 13-1, 13-2, 13-, respectively.
3, 13-4 are provided, and the three-way solenoid valve 13-
One of the openings 1, 13-2, 13-3, 13-4 communicates with the inside of the condenser 3 via the refrigerant pipe 14. The refrigerant switching valves V1, V2, V3, V4 are three-way solenoid valves 13-
1, 13-2, 13-3, 13-4 by switching the refrigerant pressure in the condenser 3 and the ice making cooler 7-1, 7-2, 7-
Due to the refrigerant pressure difference between 3 and 7-4, the refrigerant is closed. That is, the refrigerant switching valves V1, V2, V3, V4 are switching valves that use the refrigerant pressure difference generated in the device as a drive source.
【００１５】また、各製氷クーラ７−１，７−２，７−
３，７−４は、ホットガス弁Ｖ５，Ｖ６，Ｖ７，Ｖ８及
び冷媒配管１５を介して圧縮機２の吐出口に接続された
冷媒配管５に連通している。また、Ｖ９，Ｖ１０，Ｖ１
１，Ｖ１２はヘッダー１６とと製氷クーラ７−１，７−
２，７−３，７−４を接続する冷媒配管に設けられた開
閉弁である。Further, each ice making cooler 7-1, 7-2, 7-
3, 7-4 communicate with the refrigerant pipe 5 connected to the discharge port of the compressor 2 via the hot gas valves V5, V6, V7, V8 and the refrigerant pipe 15. Also, V9, V10, V1
1, V12 is a header 16 and an ice cooler 7-1, 7-
It is an on-off valve provided in a refrigerant pipe that connects 2, 7-3 and 7-4.
【００１６】図１においては、製氷クーラ７−１は脱氷
サイクルにあり、製氷クーラ７−２，７−３，７−４は
製氷サイクルにあり、常時３ブロック以上で製氷が行わ
れている。図１においては、冷媒切替弁Ｖ１は閉じて製
氷クーラ７−１への循環冷媒は閉止され、ホットガス弁
Ｖ５は開いて製氷クーラ７−１内に冷媒配管５から高温
の冷媒液が導かれる。更に、冷媒切替弁Ｖ２，Ｖ３，Ｖ
４は開いており、製氷クーラ７−２，７−３，７−４に
は冷媒ガスが循環し、ホットガス弁Ｖ６，Ｖ７，Ｖ８は
閉じている。また、開閉弁Ｖ９は開いており、開閉弁Ｖ
１０，Ｖ１１，Ｖ１２，Ｖ１３は閉じている。In FIG. 1, the ice making cooler 7-1 is in a deicing cycle, and the ice making coolers 7-2, 7-3, 7-4 are in an ice making cycle, and ice making is always performed in 3 blocks or more. . In FIG. 1, the refrigerant switching valve V1 is closed and the circulating refrigerant to the ice making cooler 7-1 is closed, and the hot gas valve V5 is opened to introduce a high temperature refrigerant liquid from the refrigerant pipe 5 into the ice making cooler 7-1. . Further, the refrigerant switching valves V2, V3, V
4 is open, the refrigerant gas circulates in the ice making coolers 7-2, 7-3, 7-4, and the hot gas valves V6, V7, V8 are closed. Further, the on-off valve V9 is open, and the on-off valve V9
10, V11, V12 and V13 are closed.
【００１７】製氷サイクル中の製氷クーラ７−２，７−
３，７−４の製氷部８−２，８−３，８−４のチューブ
内には凍結させるため蓄熱液（水）が封入されている。
冷媒液は冷媒スプレーポンプ１０−２，１０−３，１０
−４により、製氷クーラ７−２，７−３，７−４内のス
プレー管９−２，９−３，９−４に送られ、該スプレー
管９−２，９−３，９−４のノズルから霧状になって、
製氷部８−２，８−３，８−４のチューブ上に散布さ
れ、蒸発する。Ice cooler 7-2, 7- during the ice making cycle
A heat storage liquid (water) is enclosed in the tubes of the ice making units 8-2, 8-3, and 8-4 of 3, 7-4 for freezing.
The refrigerant liquid is the refrigerant spray pump 10-2, 10-3, 10
-4, it is sent to the spray pipes 9-2, 9-3, 9-4 in the ice making coolers 7-2, 7-3, 7-4, and the spray pipes 9-2, 9-3, 9-4. It became fog from the nozzle of
The ice-making parts 8-2, 8-3, and 8-4 are sprayed on the tubes and evaporated.
【００１８】蒸発した冷媒ガスは冷媒配管１２−２，１
２−３，１２−４及び開状態にある冷媒切替弁Ｖ２，Ｖ
３，Ｖ４を通って圧縮機２に吸い込まれる。圧縮機２に
より昇圧された冷媒は凝縮器３において冷却水で冷却さ
れ、液化された冷媒液となってヘッダー１６に送られ
る。ヘッダー１６に送られた冷媒液は、開閉弁Ｖ９及び
製氷クーラ７−１を通ってヘッダー１７で製氷クーラ７
−２，７−３，７−４に分配される。The evaporated refrigerant gas is supplied to the refrigerant pipes 12-2, 1
2-3, 12-4 and the refrigerant switching valves V2, V in the open state
It is sucked into the compressor 2 through V3 and V4. The refrigerant whose pressure has been increased by the compressor 2 is cooled by the cooling water in the condenser 3 and becomes the liquefied refrigerant liquid and is sent to the header 16. The refrigerant liquid sent to the header 16 passes through the on-off valve V9 and the ice making cooler 7-1, and then the header 17 makes the ice making cooler 7
-2,7-3,7-4.
【００１９】前記ヘッダー１５から開閉弁Ｖ９及び製氷
クーラ７−１を通ってヘッダー１７に送られる高温の冷
媒液は、製氷クーラ７−１でホットガス弁Ｖ５を通って
流入する高温の冷媒ガスと共に製氷部８−１のチューブ
内で凍結した蓄熱液の壁面に接する部分の氷の若干量を
解氷する熱量として利用される。同時に冷媒液は過冷却
されて、製氷クーラ７−２，７−３，７−４に流入する
ため冷却効果が大きくなり、システム全体の効率が向上
する。The high temperature refrigerant liquid sent from the header 15 to the header 17 through the on-off valve V9 and the ice making cooler 7-1 together with the high temperature refrigerant gas flowing through the hot gas valve V5 in the ice making cooler 7-1. A small amount of ice in the portion in contact with the wall surface of the heat storage liquid frozen in the tube of the ice making unit 8-1 is used as the amount of heat for defrosting. At the same time, the refrigerant liquid is supercooled and flows into the ice making coolers 7-2, 7-3, 7-4, so that the cooling effect is increased and the efficiency of the entire system is improved.
【００２０】一方、製氷クーラ７−２，７−３，７−４
においては冷媒が蒸発し、この蒸発潜熱により、製氷部
８−２，８−３，８−４のチューブ内の蓄熱液の温度は
降下し、凍結点以下になると凍結する。On the other hand, ice making coolers 7-2, 7-3, 7-4
In, the refrigerant evaporates, and the latent heat of vaporization lowers the temperature of the heat storage liquid in the tubes of the ice-making units 8-2, 8-3, 8-4, and freezes when the temperature is below the freezing point.
【００２１】なお、前記製氷部サイクル及び脱氷サイク
ルの切替えを個々の製氷クーラ７−１，７−２，７−
３，７−４の各製氷部８−１，８−２，８−３，８−４
の熱交換器の製氷量と解氷量を計測することにより行
う。The ice making section cycle and the ice removing cycle are switched between individual ice making coolers 7-1, 7-2, 7-.
3, 7-4 ice-making parts 8-1, 8-2, 8-3, 8-4
This is done by measuring the amount of ice making and the amount of thawed ice in the heat exchanger.
【００２２】製氷サイクル及び脱氷サイクル中の解氷時
は、製氷クーラ７−１，７−２，７−３，７−４内に凍
結される蓄熱液が封入されているため、製氷サイクル中
の製氷量は体積膨張として表れる。又蓄熱液中の水分が
凍結するため凍結が進むにつれて（製氷量が増加するに
つれて）封入されている蓄熱液濃度が濃くなる。これら
の現象から、体積の増加量を測定することにより製氷量
を、体積の減少量を測定することにより解氷量を容易に
知ることができる。また、蓄熱液の濃度は比重を測定す
ることにより、容易に知ることができるため、比重の増
減によっても製氷量及び解氷量を知ることができる。During the ice making cycle, the ice making cooler 7-1, 7-2, 7-3, 7-4 is filled with the frozen heat storage liquid during the ice making cycle during the ice making cycle. The ice-making amount of is expressed as volume expansion. Further, since the water content in the heat storage liquid freezes, the concentration of the stored heat storage liquid increases as the freezing progresses (as the amount of ice making increases). From these phenomena, it is possible to easily know the amount of ice making by measuring the amount of increase in volume, and the amount of defrosting by measuring the amount of decrease in volume. Further, since the concentration of the heat storage liquid can be easily known by measuring the specific gravity, the amount of ice making and the amount of thawed ice can also be known by increasing or decreasing the specific gravity.
【００２３】また、前記冷媒切替弁Ｖ１〜Ｖ４は、製氷
クーラ内圧と圧縮機２の吐出口との圧力差で開閉するよ
うにしているが、ホットガス弁Ｖ５〜Ｖ８及び開閉弁Ｖ
９〜Ｖ１３も同様に冷媒の圧力差を利用して開閉するよ
うに構成することも可能である。The refrigerant switching valves V1 to V4 are opened and closed by the pressure difference between the internal pressure of the ice making cooler and the discharge port of the compressor 2, but the hot gas valves V5 to V8 and the open / close valve V are also included.
Similarly, 9 to V13 can be configured to open and close by utilizing the pressure difference of the refrigerant.
【００２４】[0024]
【発明の効果】（１）以上説明したように請求項１に記
載の発明によれば、脱氷用の熱源として高温の冷媒ガス
と凝縮冷媒液を併用することにより短時間で効率のよい
脱氷を行なうことができるという効果が得られる。ま
た、凝縮冷媒液は脱氷用の熱源として使用される際、冷
媒液自身は過冷却されることになり、製氷サイクルの製
氷効率の向上となるという効果が得られる。 Advantages of the Invention (1) As described above, it is described in claim 1.
According to the invention described above, a high-temperature refrigerant gas is used as a heat source for deicing.
Is effective in a short time by using and condensed refrigerant liquid together
The effect that deicing can be performed is obtained. Well
In addition, when the condensed refrigerant liquid is used as a heat source for deicing,
The liquid medium itself will be supercooled and the ice making cycle
The effect of improving the ice efficiency can be obtained.
【００２５】（２）また、請求項２に記載の発明によれ
ば、脱氷運転時の冷媒スプレーポンプの運転により、ス
プレー配管から冷媒を散布するので、チューブを均一な
加熱により確実な脱氷が行なえるという効果が得られ
る。(2) According to the invention of claim 2,
If, by the operation of the refrigerant Supurepo pump at the time of de-ice operation, vinegar
Since spraying the refrigerant from play pipe, the effect is obtained that reliably de-ice the uniform heating tube rows that obtain
It
【００２６】（３）また、請求項３に記載の発明によれ
ば、製氷サイクルと脱氷サイクルの切替えを直接製氷ク
ーラの製氷量にて行なうため、製氷量の過少、過大を防
止でき、解氷量の過多による非効率運転及び脱氷量の過
少による脱氷不能を防ぐことができるという効果が得ら
れる。 (3) According to the invention of claim 3,
For example, you can switch the ice making cycle and de-ice cycle directly to the ice making cycle.
Since the amount of ice making is carried out with the
Can be stopped, and inefficient operation due to excessive deicing and excessive deicing
The effect of being able to prevent the inability to remove ice due to small
Be done.
【図１】本発明の一実施例である製氷装置のシステム構
成を示す図である。FIG. 1 is a diagram showing a system configuration of an ice making device according to an embodiment of the present invention.
１ 製氷クーラ ２ 圧縮機 ３ 凝縮器 ４〜６ 冷媒配管 ７−１〜７−４ 製氷クーラ ８−１〜８−４ 製氷部 ９−１〜９−４ スプレー管 １０−１〜１０−４ 冷媒スプレーポンプ １１−１〜１１−４ フロートバルブ １２−１〜１２−４ 冷媒配管 １３−１〜１３−４ 三方電磁弁 １４ 冷媒配管 １５ 冷媒配管 Ｖ１〜Ｖ４ 冷媒切替弁 Ｖ５〜Ｖ８ ホットガス弁 Ｖ９〜Ｖ１３ 開閉弁 1 Ice Cooler 2 Compressor 3 Condenser 4 to 6 Refrigerant Pipe 7-1 to 7-4 Ice Cooler 8-1 to 8-4 Ice Making Part 9-1 to 9-4 Spray Pipe 10-1 to 10-4 Refrigerant Spray Pump 11-1 to 11-4 Float valve 12-1 to 12-4 Refrigerant piping 13-1 to 13-4 Three-way solenoid valve 14 Refrigerant piping 15 Refrigerant piping V1 to V4 Refrigerant switching valve V5 to V8 Hot gas valve V9 to V13 Open / close valve
───────────────────────────────────────────────────── フロントページの続き (72)発明者 藤本 正和 東京都大田区羽田旭町11番１号 株式会社 荏原製作所内 (72)発明者 五十嵐 征四郎 東京都中央区京橋２丁目16番１号 清水建 設株式会社内 (72)発明者 中辻 哲也 東京都中央区京橋２丁目16番１号 清水建 設株式会社内 (56)参考文献 特開 昭58−142176（ＪＰ，Ａ) 特公 昭30−7841（ＪＰ，Ｂ１) 特公 昭36−7995（ＪＰ，Ｂ１) ─────────────────────────────────────────────────── ─── Continued front page (72) Inventor Masakazu Fujimoto 11-1 Haneda-Asahi-cho, Ota-ku, Tokyo Ebara Corporation (72) Inventor Seishiro Igarashi 2-16-1 Kyobashi, Chuo-ku, Tokyo Ken Shimizu Incorporated Co., Ltd. (72) Inventor Tetsuya Nakatsuji 2-16-1 Kyobashi, Chuo-ku, Tokyo Shimizu Ken Incorporated Co., Ltd. (56) Reference JP 58-142176 (JP, A) JP 30-7841 (JP, B1) Japanese Patent Publication Sho 36-7995 (JP, B1)
Claims (3)
備し、これらの機器を冷媒を通す冷媒配管で連結し、前
記製氷用熱交換器の製氷部は複数本のチューブを水平に
配列したシェルアンドチューブ形で該チューブ内に製氷
すると共に、該製氷用熱交換器の製氷部は数ブロックに
分割され、その内の少なくとも一つを脱氷サイクルとす
るときは他方を製氷サイクルとし、製氷サイクルと脱氷
サイクルを同時に行なうことができるようにし、更に前
記製氷部のチューブ内に蓄熱液を凍結、脱氷する際、該
蓄熱液を停止させ、チューブ内に該蓄熱液を封入するよ
うに構成された氷蓄熱用製氷装置において、 前記脱氷サイクルの熱源として当該氷蓄熱用製氷装置内
で生成される圧縮機からの冷媒吐出ガスと前記凝縮器の
凝縮冷媒液を利用し、前記製氷用熱交換器内の冷媒を加
熱し、 前記製氷サイクルと脱氷サイクルの切替用に使用される
冷媒切替弁の駆動源として装置内で発生する冷媒圧力差
を用いることを 特徴とする氷蓄熱用製氷装置。1. An ice making heat exchanger, a condenser, and a compressor are provided, and these devices are connected by a refrigerant pipe through which a refrigerant is passed, and the ice making part of the ice making heat exchanger has a plurality of tubes arranged horizontally. The ice-making section of the heat exchanger for ice-making is divided into several blocks while making ice in the tubes in an arrayed shell-and-tube form, and when at least one of them is a de-ice cycle, the other is an ice-making cycle , ice cycles and Datsukori cycle to allow simultaneous row of Ukoto, further freeze thermal storage fluid in the tube of the ice making unit, when the de-ice, to stop the heat storage fluid, the heat storage fluid into the tube In an ice heat storage ice-making device configured to be enclosed, a refrigerant discharge gas from a compressor generated in the ice heat storage ice-making device and a condensed refrigerant liquid of the condenser are used as a heat source of the deicing cycle. , Said product The refrigerant is heated in use heat exchangers are used for switching of the ice-making cycle and Datsukori Cycle
Refrigerant pressure difference generated in the device as the drive source of the refrigerant switching valve
An ice-making device for ice heat storage characterized by using .
状に散布するスプレー配管を配置すると共に、該スプレ
ー配管に冷媒を送る冷媒スプレーポンプを設け、脱氷サ
イクル時に該冷媒スプレーポンプを運転することを特徴
とする請求項１記載の氷蓄熱用製氷装置。2. A refrigerant is sprayed on top of a plurality of tubes in the ice making section.
Arrange spray pipes to be sprayed in the shape of
-Install a refrigerant spray pump to send refrigerant to the piping to
The ice-making device for ice heat storage according to claim 1 , wherein the refrigerant spray pump is operated during an icle.
切替えを個々の熱交換器の製氷量を計測することにより
行うことを特徴とする請求項１又は２記載の氷蓄熱用製
氷装置。3. The ice making cycle and the deicing cycle
Switching by measuring the amount of ice making of each heat exchanger
The ice making device for ice heat storage according to claim 1 or 2, which is performed .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3059506A JPH07104088B2 (en) | 1991-03-01 | 1991-03-01 | Ice storage device for ice heat storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3059506A JPH07104088B2 (en) | 1991-03-01 | 1991-03-01 | Ice storage device for ice heat storage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04278156A JPH04278156A (en) | 1992-10-02 |
| JPH07104088B2 true JPH07104088B2 (en) | 1995-11-13 |
Family
ID=13115218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3059506A Expired - Lifetime JPH07104088B2 (en) | 1991-03-01 | 1991-03-01 | Ice storage device for ice heat storage |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07104088B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4545425B2 (en) * | 2003-12-11 | 2010-09-15 | ホシザキ電機株式会社 | Automatic ice machine |
| CN113246560A (en) * | 2021-04-09 | 2021-08-13 | 南京航空航天大学 | Anti-icing and deicing composite material with electric heating/super-hydrophobic function and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58142176A (en) * | 1982-02-18 | 1983-08-23 | 石川島播磨重工業株式会社 | Device for manufacturing ice grain |
-
1991
- 1991-03-01 JP JP3059506A patent/JPH07104088B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04278156A (en) | 1992-10-02 |
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