JPH08219614A - Decompression vaporization cooling device - Google Patents

Decompression vaporization cooling device

Info

Publication number
JPH08219614A
JPH08219614A JP5172995A JP5172995A JPH08219614A JP H08219614 A JPH08219614 A JP H08219614A JP 5172995 A JP5172995 A JP 5172995A JP 5172995 A JP5172995 A JP 5172995A JP H08219614 A JPH08219614 A JP H08219614A
Authority
JP
Japan
Prior art keywords
decompression
cooling chamber
tank
evaporative cooling
cooling
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
Application number
JP5172995A
Other languages
Japanese (ja)
Inventor
Masakuni Onishi
昌邦 大西
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TLV Co Ltd
Original Assignee
TLV Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TLV Co Ltd filed Critical TLV Co Ltd
Priority to JP5172995A priority Critical patent/JPH08219614A/en
Publication of JPH08219614A publication Critical patent/JPH08219614A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To shorten the initial rising period of time, and improve the productivity by a method wherein an vaporization cooling chamber is formed to be adjacent to an article to be cooled, and a low pressure tank is connected to the vaporization cooling chamber and a suction means with a conduit in which valve means are inserted. CONSTITUTION: Jacket parts 1, 2 which are provided in reaction furnaces 3, 4 as a vaporization cooling chamber, a combination pump 5 as a suction means, and low pressure tanks 6, 7 are connected with a conduit 25 and valves 26, 27. Then, by the opening/closing operations of respective valves 26, 27, only the combination pump 5 and low pressure tanks 6, 7 are communicated, or only the low pressure tanks 6, 7 and jacket parts 1, 2 are communicated, or only the jacket parts 1, 2 and combination pump 5 are communicated. By this method, the initial rising period of time is shortened, and the productivity can be improved.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、冷却室内を大気圧以下
の減圧状態にして冷却流体の蒸発潜熱により被冷却物を
気化冷却するものに関する。具体的には、各種反応を行
う反応釜の冷却装置、食品や医療品や紙・パルプや繊維
等の気化冷却装置等に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a system in which a cooling chamber is depressurized to atmospheric pressure or less to vaporize and cool an object to be cooled by latent heat of vaporization of a cooling fluid. Specifically, the present invention relates to a cooling device for a reaction kettle that performs various reactions, a vaporization cooling device for foods, medical products, paper, pulp, fibers and the like.

【0002】[0002]

【従来の技術】従来の減圧気化冷却装置として、例えば
特開平5−15773号公報に示されたものがある。こ
れは、エゼクタとタンクと循環ポンプを組み合わせた組
み合わせポンプと、エゼクタと連通した気化冷却室と、
上記タンクに冷却水を供給する冷却水供給通路とから成
ると共に、タンクを複数個配置して、少なくとも1つの
タンクに冷却手段を設けたもので、この冷却手段により
タンク内の流体温度を所望値に維持しておき、冷却度合
を変更する場合に、この所望値に維持した流体をエゼク
タへ供給することにより、エゼクタの吸引力を速やかに
変更して冷却の時間遅れを少なくしたものである。
2. Description of the Related Art As a conventional reduced pressure evaporative cooling device, there is, for example, the one disclosed in Japanese Patent Laid-Open No. 5-15773. This is a combination pump that combines an ejector, a tank, and a circulation pump, an evaporative cooling chamber that communicates with the ejector,
In addition to the cooling water supply passage for supplying cooling water to the tank, a plurality of tanks are arranged, and at least one tank is provided with cooling means. With this cooling means, the fluid temperature in the tank can be set to a desired value. When the cooling degree is changed, the fluid maintained at the desired value is supplied to the ejector, so that the suction force of the ejector is rapidly changed and the cooling time delay is reduced.

【0003】[0003]

【本発明が解決しようとする課題】上記従来のもので
は、気化冷却の度合を速やかに変化させることはできる
が、初期立ち上げの時間を短縮することができずに、生
産性の向上を計ることができない問題があった。初期立
ち上げ時間とは、大気圧状態の気化冷却室を所定の減圧
状態にして気化冷却を開始するまでの時間を言い、気化
冷却室の設置数が増加され気化冷却室の容積が増えた場
合に、一定の能力の吸引手段ではこの初期立ち上げ時間
が長くなり、生産性の向上を計ることができないのであ
る。
In the above-mentioned prior art, the degree of evaporative cooling can be changed rapidly, but the initial startup time cannot be shortened and the productivity is improved. There was a problem I couldn't do. The initial startup time is the time until the evaporative cooling chamber in the atmospheric pressure state is depressurized to a predetermined depressurized state and evaporative cooling is started. In addition, with the suction means having a certain capacity, this initial start-up time becomes long and the productivity cannot be improved.

【0004】従って本発明の技術的課題は、初期立ち上
げ時間を短縮して生産性の向上を計ることのできる減圧
気化冷却装置を得ることである。
Therefore, a technical problem of the present invention is to obtain a decompression evaporative cooling apparatus which can shorten the initial startup time and improve the productivity.

【0005】[0005]

【課題を解決する為の手段】本発明の減圧気化冷却装置
の構成は次の通りである。被冷却物に接して気化冷却室
を形成し、冷却流体を気化冷却室に流入させると共に気
化冷却室を吸引手段で減圧することにより、被冷却物を
気化冷却するものにおいて、気化冷却室と吸引手段に弁
手段を介した管路でもって減圧タンクを接続したもので
ある。
The structure of the reduced pressure evaporative cooling apparatus of the present invention is as follows. A vaporization cooling chamber is formed in contact with an object to be cooled, a cooling fluid is introduced into the vaporization cooling chamber, and the evaporation cooling chamber is decompressed by a suction means to vaporize and cool the object to be cooled. The decompression tank is connected to the means by a conduit via valve means.

【0006】[0006]

【作用】気化冷却室と吸引手段と減圧タンクを接続した
ことにより、減圧タンクを吸引手段によって予め所定の
減圧状態にしておき、初期立ち上げ時にこの所定減圧状
態の減圧タンクと気化冷却室とを連通することにより、
気化冷却室は直ちに所定の減圧状態となって気化冷却を
開始することができる。減圧タンクの減圧状態やタンク
の容積やタンクの個数は実際の気化冷却室の用途に応じ
て適宜選定することができる。
By connecting the evaporative cooling chamber, the suction means, and the decompression tank, the decompression tank is brought to a predetermined decompression state by the suction means in advance, and the decompression tank and the evaporation cooling chamber in the predetermined decompression state are initially set at the time of initial startup. By communicating,
The evaporative cooling chamber can be immediately brought into a predetermined depressurized state to start evaporative cooling. The depressurized state of the decompression tank, the volume of the tank, and the number of tanks can be appropriately selected according to the actual use of the evaporative cooling chamber.

【0007】[0007]

【実施例】図示の実施例を詳細に説明する。本実施例に
おいては、気化冷却装置として反応釜3,4を用いた例
を、また、吸引手段として組み合わせポンプ5を用いた
例を示す。気化冷却室としてのジャケット部1,2を備
えた反応釜3,4と、組み合わせポンプ5と減圧タンク
6,7とで減圧気化冷却装置を構成する。反応釜3,4
は、ほぼ全周にわたりジャケット部1,2を形成し、冷
却流体供給管8と弁9,10を介して接続する。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The illustrated embodiment will be described in detail. In this embodiment, an example using the reaction kettles 3 and 4 as the evaporative cooling device and an example using the combination pump 5 as the suction means will be shown. The reduced pressure evaporative cooling device is constituted by the reaction kettles 3 and 4 having the jacket portions 1 and 2 as the evaporative cooling chambers, the combination pump 5 and the reduced pressure tanks 6 and 7. Reactor 3, 4
Forms jacket portions 1 and 2 over substantially the entire circumference and is connected to the cooling fluid supply pipe 8 via valves 9 and 10.

【0008】組み合わせポンプ5は、循環ポンプ12が
流体タンク13に吸込側を接続され吐出側をエゼクタ1
4のノズル15に接続し、エゼクタ14のディフュ―ザ
16が流体タンク13の上部空間に接続された構成のも
のであり、エゼクタ14とジャケット部1,2の下部と
が弁17,18,19,20,21とスチ―ムトラップ
22,23を介して接続されている。この組み合わせポ
ンプ5は、循環ポンプ12の駆動により流体タンク13
内の流体例えば水をエゼクタ14に供給して吸引作用さ
せ、流体タンク13に戻すようになっている。流体タン
ク13の上部には冷却流体供給管8から分岐した冷却流
体分岐管11を接続する。
In the combination pump 5, the circulation pump 12 is connected to the fluid tank 13 on the suction side and on the discharge side to the ejector 1.
4 is connected to the nozzle 15 and the diffuser 16 of the ejector 14 is connected to the upper space of the fluid tank 13, and the ejector 14 and the lower portions of the jackets 1 and 2 are valves 17, 18, and 19. , 20 and 21 are connected via steam traps 22 and 23. The combination pump 5 is driven by the circulation pump 12 to drive the fluid tank 13
The fluid in the inside, for example, water is supplied to the ejector 14 so that the ejector 14 is sucked and returned to the fluid tank 13. A cooling fluid branch pipe 11 branched from the cooling fluid supply pipe 8 is connected to an upper portion of the fluid tank 13.

【0009】気化冷却室としてのジャケット部1,2
と、吸引手段としての組み合わせポンプ5と、減圧タン
ク6,7を、管路25と弁26,27とで接続する。そ
れぞれの弁の開閉操作により、組み合わせポンプ5と減
圧タンク6,7とだけを連通したり、減圧タンク6,7
とジャケット部1,2とだけを連通したり、あるいは、
ジャケット部1,2と組み合わせポンプ5とだけを連通
することができるものである。また、減圧タンク6,7
とジャケット部1,2を連通する場合には、1つのジャ
ケット部1と複数の減圧タンク6,7を連通したり、あ
るいは反対に、複数のジャケット部1,2と1つの減圧
タンク6を連通すること等ができるものである。
Jacket parts 1 and 2 as evaporative cooling chambers
And the combination pump 5 as a suction means and the decompression tanks 6 and 7 are connected by the conduit 25 and the valves 26 and 27. Depending on the opening / closing operation of each valve, only the combination pump 5 and the decompression tanks 6 and 7 may be connected, or the decompression tanks 6 and 7 may be connected.
And communicating only with the jacket parts 1 and 2, or
Only the jacket parts 1 and 2 and the combination pump 5 can communicate with each other. In addition, the decompression tank 6,7
When communicating with the jacket portions 1 and 2, one jacket portion 1 is communicated with a plurality of decompression tanks 6 and 7, or, conversely, a plurality of jacket portions 1 and 2 is communicated with one decompression tank 6. It is something that can be done.

【0010】組み合わせポンプ5の循環ポンプ12とエ
ゼクタ14を接続する管路の一部を分岐して余剰水排出
弁28を取り付け、流体タンク13内の図示しない水位
センサ―からの信号により、流体タンク13内の水位を
所定範囲に保つようにする。
A surplus water discharge valve 28 is attached by branching a part of a pipe line connecting the circulation pump 12 of the combination pump 5 and the ejector 14, and a fluid tank is supplied with a signal from a water level sensor (not shown) in the fluid tank 13. Keep the water level in 13 within a predetermined range.

【0011】次に作用を説明する。被冷却物を収容した
反応釜3,4を冷却する場合、即ちジャケット部1,2
で気化冷却を行う場合、まず組み合わせポンプ5の循環
ポンプ12を駆動してエゼクタ14の吸引力によりジャ
ケット部1,2を所定の減圧状態とする。続いて冷却流
体供給管8から弁9,10を介してジャケット部1,2
に冷却流体を供給する。供給された冷却流体は反応釜
3,4の熱により気化し、被冷却物を気化冷却する。気
化した蒸気は弁17,18,19,20,21を通り、
エゼクタ14に吸引され流体タンク13に至る。
Next, the operation will be described. When the reaction kettles 3 and 4 containing the objects to be cooled are cooled, that is, the jackets 1 and 2
When the evaporative cooling is performed in step 1, first, the circulation pump 12 of the combination pump 5 is driven to bring the jacket portions 1 and 2 into a predetermined depressurized state by the suction force of the ejector 14. Then, from the cooling fluid supply pipe 8 through the valves 9 and 10, the jacket portions 1 and 2
Supply cooling fluid to. The supplied cooling fluid is vaporized by the heat of the reaction kettles 3 and 4, and the object to be cooled is vaporized and cooled. The vaporized vapor passes through valves 17, 18, 19, 20, 21 and
The fluid is sucked by the ejector 14 and reaches the fluid tank 13.

【0012】初期の立ち上げ時間無く反応釜3,4を気
化冷却しなければならない場合は、冷却流体供給管8か
らの冷却流体の供給に先立って、減圧タンク6,7と組
み合わせポンプ5を接続して減圧タンク6,7内を所定
の減圧状態に維持しておき、この減圧タンク6,7とジ
ャケット部1,2とを接続して、ジャケット部1,2内
を所定の減圧状態にしておいてから、冷却流体をジャケ
ット部1,2へ供給することにより行うことができる。
When the reaction kettles 3 and 4 have to be vaporized and cooled without an initial start-up time, the decompression tanks 6 and 7 and the combination pump 5 are connected prior to the supply of the cooling fluid from the cooling fluid supply pipe 8. Then, the inside of the decompression tanks 6 and 7 is maintained in a predetermined decompression state, and the decompression tanks 6 and 7 are connected to the jacket portions 1 and 2 to bring the insides of the jacket portions 1 and 2 into a prescribed decompression state. After that, the cooling fluid can be supplied to the jacket portions 1 and 2.

【0013】気化冷却の初期立ち上げ時のみならず、減
圧タンク6,7を予め組み合わせポンプ5により所定の
減圧状態に維持しておいて、ジャケット部1,2での減
圧状態をより高めたりあるいは低めたりしなければなら
ない場合に、上記減圧タンク6,7と連通してその減圧
状態を調整することもできる。
Not only at the initial start-up of evaporative cooling, but also by maintaining the decompression tanks 6 and 7 in a predetermined decompression state by the combination pump 5 in advance, the decompression state in the jacket portions 1 and 2 may be further increased, or When the pressure needs to be lowered, the pressure reduction state can be adjusted by communicating with the pressure reduction tanks 6 and 7.

【0014】本実施例においては、弁30,31と圧力
調節弁32,33とを介して加熱用の蒸気供給管34を
ジャケット部1,2と接続したことにより、上記の減圧
気化冷却のみならず、低圧蒸気を供給しての減圧蒸気加
熱あるいは正圧蒸気加熱を行うこともできる。
In this embodiment, since the steam supply pipe 34 for heating is connected to the jacket portions 1 and 2 through the valves 30 and 31 and the pressure control valves 32 and 33, only the above-mentioned reduced pressure evaporative cooling is possible. Instead, low pressure steam may be supplied to perform reduced pressure steam heating or positive pressure steam heating.

【0015】[0015]

【発明の効果】本発明は次のような効果を奏する。気化
冷却室と吸引手段と減圧タンクを接続したことにより、
初期立ち上げ時に所定減圧状態の減圧タンクと気化冷却
室とを連通することによって気化冷却室を速やかに所定
の減圧状態とすることができ、初期立ち上げ時間を無く
すことができて減圧気化冷却装置の生産性を向上させる
ことができる。
The present invention has the following effects. By connecting the evaporative cooling chamber, the suction means, and the decompression tank,
By connecting the decompression tank in a predetermined decompression state and the evaporative cooling chamber at the time of initial startup, the evaporative cooling chamber can be quickly brought to a predetermined decompression state, and the initial startup time can be eliminated, and the decompression evaporative cooling device Productivity can be improved.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の減圧気化冷却装置の実施例の構成図で
ある。
FIG. 1 is a configuration diagram of an embodiment of a reduced pressure evaporative cooling device of the present invention.

【符号の説明】[Explanation of symbols]

1,2 ジャケット部 3,4 反応釜 5 組み合わせポンプ 6,7 減圧タンク 8 冷却流体供給管 12 循環ポンプ 13 タンク 14 エゼクタ 25 管路 26,27 弁 1, 2 Jacket part 3, 4 Reactor 5 Combined pump 6, 7 Decompression tank 8 Cooling fluid supply pipe 12 Circulation pump 13 Tank 14 Ejector 25 Pipe line 26, 27 valves

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 被冷却物に接して気化冷却室を形成し、
冷却流体を気化冷却室に流入させると共に気化冷却室を
吸引手段で減圧することにより、被冷却物を気化冷却す
るものにおいて、気化冷却室と吸引手段に弁手段を介し
た管路でもって減圧タンクを接続したことを特徴とする
減圧気化冷却装置。
1. An evaporative cooling chamber is formed in contact with an object to be cooled,
In a system for evaporatively cooling an object to be cooled by allowing a cooling fluid to flow into the evaporative cooling chamber and depressurizing the evaporative cooling chamber with a suction means, a decompression tank with a vaporization cooling chamber and a pipe path through valve means in the suction means. A reduced pressure evaporative cooling device characterized by being connected to.
JP5172995A 1995-02-15 1995-02-15 Decompression vaporization cooling device Pending JPH08219614A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5172995A JPH08219614A (en) 1995-02-15 1995-02-15 Decompression vaporization cooling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5172995A JPH08219614A (en) 1995-02-15 1995-02-15 Decompression vaporization cooling device

Publications (1)

Publication Number Publication Date
JPH08219614A true JPH08219614A (en) 1996-08-30

Family

ID=12894989

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5172995A Pending JPH08219614A (en) 1995-02-15 1995-02-15 Decompression vaporization cooling device

Country Status (1)

Country Link
JP (1) JPH08219614A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006112712A (en) * 2004-10-15 2006-04-27 Tlv Co Ltd Vacuum evaporative cooling device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006112712A (en) * 2004-10-15 2006-04-27 Tlv Co Ltd Vacuum evaporative cooling device

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