JPS5857146B2 - Continuous high temperature treatment method and device - Google Patents

Continuous high temperature treatment method and device

Info

Publication number
JPS5857146B2
JPS5857146B2 JP56146646A JP14664681A JPS5857146B2 JP S5857146 B2 JPS5857146 B2 JP S5857146B2 JP 56146646 A JP56146646 A JP 56146646A JP 14664681 A JP14664681 A JP 14664681A JP S5857146 B2 JPS5857146 B2 JP S5857146B2
Authority
JP
Japan
Prior art keywords
temperature
tank
water
treatment
hot water
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
Application number
JP56146646A
Other languages
Japanese (ja)
Other versions
JPS5847452A (en
Inventor
興 佐藤
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.)
HOWA GIKEN KOGYO KK
Original Assignee
HOWA GIKEN KOGYO KK
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 HOWA GIKEN KOGYO KK filed Critical HOWA GIKEN KOGYO KK
Priority to JP56146646A priority Critical patent/JPS5857146B2/en
Publication of JPS5847452A publication Critical patent/JPS5847452A/en
Publication of JPS5857146B2 publication Critical patent/JPS5857146B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)

Description

【発明の詳細な説明】 この発明は、例えば食品のレトルト殺菌等の高温処理に
関し、特には複数の高温処理タンクを用いて被処理物の
加熱処理とこれに続く降温処理とを時間差をもって連続
的に行なう方法とその方法に使用される装置に関する。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to high-temperature processing such as retort sterilization of foods, and in particular, to heat processing of a processed material and subsequent temperature-lowering processing with a time difference using a plurality of high-temperature processing tanks. The present invention relates to a method for carrying out the method and an apparatus used in the method.

一般に高温処理とよばれるものは、例えばレトルト殺菌
処理のように、高圧下で100℃以上の温度で行なわれ
るのであるが、この場合の高温処理後直ちに常温常圧下
に戻すことは、被処理物またばその容器等に対して変形
、破壊のおそれがあるので、該高圧を維持した捷1冷水
をタンク内に導入して被処理物をある程度冷却してから
タンク外へ搬出するのが通常である。
Generally, what is called high-temperature processing is carried out under high pressure and at a temperature of 100°C or higher, such as retort sterilization. In addition, there is a risk of deformation or destruction of the container, etc., so it is common practice to introduce cold water at the high pressure into the tank and cool the material to a certain extent before transporting it out of the tank. be.

レトルト殺菌の例をとるならば、加熱処理温度が約12
0℃で、処理後の搬出温度は90℃以下である。
Taking the example of retort sterilization, the heat treatment temperature is approximately 12
At 0°C, the discharge temperature after treatment is below 90°C.

しかるに、この加熱処理および冷却降温処理を連続的に
行なおうとするとき、加熱−冷却の繰り返しに伴なう熱
エネルギーの損失は膨大なものとなっている。
However, when this heating treatment and cooling temperature lowering treatment are attempted to be performed continuously, the loss of thermal energy due to the repetition of heating and cooling is enormous.

この発明は、この種の加熱−冷却が繰り返される連続的
高温処理にむいて、熱エネルギーをテキる限り有効に利
用しようとして提案されたものである。
This invention was proposed in an attempt to utilize thermal energy as effectively as possible for this type of continuous high-temperature treatment in which heating and cooling are repeated.

本発明者はこの種の高温処理が温水によってなされるこ
とに着眼して、複数の高温処理タンクを用いて、第1の
タンクの加熱処理工程終了後に該タンク内の高温水の一
部を第2のタンクへ移送しこの高温水を用いて第2のタ
ンクの加熱処理工程を行なえば、該第2のタンクにおけ
る加熱処理に要する熱エネルギーは大幅に節減できると
ともに、第1のタンクに残溜した温水はこれをもって第
1のタンクにおける降温処理に用いれば該温水の放熱エ
ネルギーも少なくかつ降温処理自体も有効かつ効率よく
行なうことができる、ということを見出したのである。
The present inventor focused on the fact that this type of high-temperature treatment is performed using hot water, and using a plurality of high-temperature treatment tanks, after the heat treatment process of the first tank is completed, a part of the high-temperature water in the tank is transferred to the second tank. By transferring the high-temperature water to the second tank and performing the heat treatment process in the second tank using this high-temperature water, the thermal energy required for the heat treatment in the second tank can be greatly reduced, and the remaining water in the first tank can be removed. The inventors have discovered that if the heated water is used for temperature-lowering treatment in the first tank, the heat radiation energy of the hot water is small, and the temperature-lowering treatment itself can be carried out effectively and efficiently.

すなわち、この明細書における第1の発明は、複数の高
温処理タンクを用いて被処理物の加熱処理とこれに続く
降温処理とを時間差をもってそれぞれのタンクで連続的
に行なう方法であって、第■のタンクの加熱処理工程終
了後に該タンク内の高温水の一部を第2のタンクへ移送
し、該第2のタンクにおいては該高温水を用いて加熱処
理工程を行なうとともに、前記第1のタンクにおいては
残余の温水を用いて降温処理工程を行なうようにしたこ
とを特徴とする連続高温処理方法である。
That is, the first invention in this specification is a method in which a plurality of high-temperature treatment tanks are used to continuously perform a heat treatment of a workpiece and a subsequent temperature-lowering treatment in each tank with a time difference. After the heat treatment process of the tank (2) is completed, a part of the high temperature water in the tank is transferred to a second tank, and in the second tank, the heat treatment process is performed using the high temperature water, and at the same time, the heat treatment process is performed using the high temperature water. This continuous high-temperature treatment method is characterized in that the remaining hot water is used in the tank to carry out a temperature-lowering treatment step.

また第2の発明は、上記第1の発明方法を実際的に実施
する装置に関し、特には各タンク間の温水移動のための
連絡導管と、各タンクにおける被処理物の加熱昇温工程
と放熱降温工程とを連続的に行なうための特別な回路装
置を備えている。
The second invention also relates to an apparatus for practically carrying out the method of the first invention, and particularly relates to a communication conduit for transferring hot water between each tank, a heating process for the object to be treated in each tank, and a heat dissipation process. It is equipped with a special circuit device to perform the temperature-lowering process continuously.

すなわち、第2の発明は、各タンク間の温水移動のため
の連絡導管を備えた複数の高温処理タンクからなり、各
高温処理タンクはそれぞれのタンク内の温水の貯水部と
散水部とが加熱昇温回路および放熱降温回路によってそ
れぞれ接続されており、前記加熱昇温回路には加熱装置
が備えられていて加熱処理時に前記貯水部の温水を加熱
昇温しで高温水として前記散水部に循還送入し、一方前
記放熱降温回路には熱交換器が備えられていて降温処理
時に前記貯水部の温水を放熱降温して低温水として前記
散水部に循還送入するように構成されていることを特徴
とする連続高温処理装置である。
That is, the second invention consists of a plurality of high-temperature treatment tanks each equipped with a communication conduit for transferring hot water between the tanks, and each high-temperature treatment tank is heated by a hot water storage section and a water sprinkling section in each tank. They are connected by a temperature increasing circuit and a heat dissipation temperature decreasing circuit, respectively, and the heating temperature increasing circuit is equipped with a heating device to heat and raise the temperature of the hot water in the water storage section during heating treatment and circulate it to the water sprinkling section as high-temperature water. On the other hand, the heat radiation cooling circuit is equipped with a heat exchanger, and is configured to radiate heat and lower the temperature of the hot water in the water storage section during temperature cooling processing, and recirculate and send the hot water to the water sprinkling section as low-temperature water. This is a continuous high-temperature treatment equipment characterized by:

以下添付の図面に従ってこの発明の詳細な説明すると、
第1図はこの発明方法および装置の一実施例を示す食品
レトルト処理装置の全体系統図、第2図はその要部の作
動を示す系統図、第3図は2基一対のタンク間における
温水移動を順に示す説明図、第4図は同じく温水移動に
伴なう両タンク内における各工程の変化を示す温度一時
間のグラフである。
A detailed description of the invention will be given below with reference to the accompanying drawings.
Fig. 1 is an overall system diagram of a food retort processing apparatus showing an embodiment of the method and apparatus of the present invention, Fig. 2 is a system diagram showing the operation of its main parts, and Fig. 3 is a system diagram showing hot water between two tanks. FIG. 4, which is an explanatory diagram showing the movement in order, is a graph of temperature over one hour showing changes in each process in both tanks as the hot water moves.

図において符号10A 、10Bで示されるのが高温処
理タンクで、各タンクはほぼ同一構造を有していて、共
通符号で示す11が貯水部、12が散水部である。
In the figure, the high-temperature treatment tanks are indicated by numerals 10A and 10B. Each tank has almost the same structure, and 11, indicated by the common numerals, is a water storage section, and 12 is a water sprinkling section.

13の加熱昇温導管と14の加熱装置によって加熱昇温
回路が形成され、一方15の放熱降温導管および16の
熱交換器によって放熱高温回路が形成される。
Thirteen heating temperature conduits and fourteen heating devices form a heating temperature raising circuit, while 15 heat dissipating cooling conduits and sixteen heat exchangers form a heat dissipating high temperature circuit.

符号20はタンク10A。10Bの温水移動のための連
絡導管である。
Reference numeral 20 is the tank 10A. 10B is a communication conduit for hot water transfer.

符号30ば、レトルト処理される被処理物のための予熱
装置で、スチーム導管31および前記放熱降温回路の熱
交換器16vCよって吸熱した温水によって加熱される
Reference numeral 30 denotes a preheating device for a workpiece to be retorted, and is heated by hot water absorbed by the steam pipe 31 and the heat exchanger 16VC of the heat radiation cooling circuit.

32は散水部、33は吸熱導管を示す。32 is a water sprinkler section, and 33 is an endothermic conduit.

符号40は冷却装置で、レトルト処理された物品はここ
でほぼ常温に冷却される。
Reference numeral 40 denotes a cooling device, in which the retorted articles are cooled to approximately room temperature.

この冷却装置40はヒートポンプ50を介して冷却され
た水を放水部42より該装置内に循環するように構成さ
れている。
This cooling device 40 is configured to circulate water cooled by a heat pump 50 into the device from a water discharge section 42.

なおIはパルプ、9はポンプ、52はクーリングタワー
、Sはスチーム、Wは高温処理タンクの温水を示す。
Note that I represents pulp, 9 represents a pump, 52 represents a cooling tower, S represents steam, and W represents hot water from a high temperature treatment tank.

次に第2図および第3図に従ってこの発明の要部につい
て説明すると、第2図は第1のタンク10Aの加熱処理
工程が終了し第2のタンク10Bの加熱処理工程が行な
われる場合を示している。
Next, the main parts of the present invention will be explained according to FIGS. 2 and 3. FIG. 2 shows a case where the heat treatment process of the first tank 10A is completed and the heat treatment process of the second tank 10B is performed. ing.

すなわち、第1のタンク10Aの加熱工程時における温
水Wは120℃以上の高温水であり、この高温水の一部
(2分の1ないしは3分の2)は連絡導管20を経て第
2のタンク10Bに移送され、該第2のタンク10Bに
おける加熱工程に供される。
That is, the hot water W during the heating process of the first tank 10A is high-temperature water of 120° C. or higher, and a portion (one-half or two-thirds) of this high-temperature water passes through the connecting conduit 20 to the second tank. It is transferred to tank 10B and subjected to a heating process in second tank 10B.

第2のタンクIOHの貯水部11にはその2分の1ない
し3分の1の容量の温水が残されていて(連続工程にお
いてはこの温水は降温処理に使用された低温水である)
、第1のタンク10Aから移送されてぐる高温水と混合
される。
One-half to one-third of the volume of hot water remains in the water storage section 11 of the second tank IOH (in the continuous process, this hot water is low-temperature water used for temperature-lowering treatment).
, and is mixed with high-temperature water transferred from the first tank 10A.

そして、第2のタンク10Bにおける加熱昇温導管13
が開かれ方向装置14によって加熱された温水は散水部
12よりタンク内放出され被処理物を加熱する。
And the heating temperature raising conduit 13 in the second tank 10B
is opened and the hot water heated by the direction device 14 is discharged into the tank from the water sprinkling section 12 and heats the object to be treated.

一方、このとき第1のタンク10Aにおいては、残され
た温水を用いて被処理物の降温処理がなされる。
On the other hand, at this time, in the first tank 10A, the temperature of the object to be treated is lowered using the remaining hot water.

この降温処理ば、第2図中左方の実線で回路を示したよ
うに、放熱降温導管15が開かれ、熱交換器16によっ
て該温水の放熱がなされ、散水部12より低温水として
タンク内に循還放出することによって行なわれる。
After this temperature-lowering process, as shown in the circuit by the solid line on the left side of FIG. This is done by circulating and releasing the

第2のタンク10Bの加熱処理が終了すると、その高温
水は再び第1のタンクIOAに移送され、第1のタンク
IOAでは加熱処理へ一方第2のタンク10Bでは降温
処理が行なわれる。
When the heat treatment in the second tank 10B is completed, the high-temperature water is transferred again to the first tank IOA, and the first tank IOA undergoes the heat treatment while the second tank 10B undergoes the temperature lowering treatment.

タンクが2基の場合は、加熱処理−降温処理がほぼ同時
間で交互に繰り返される。
When there are two tanks, the heating treatment and the cooling treatment are alternately repeated at approximately the same time.

なお、降温処理の時間を長くしたいような場合には、図
示しないがタンクを3基用いて行なうこともできる。
Note that if it is desired to extend the time for the temperature-lowering process, three tanks (not shown) may be used for the process.

第3図はタンクを2基とした場合の交互の温水移動およ
び各タンク内の工程をa、b、c、dの順に示したもの
である。
FIG. 3 shows the alternate transfer of hot water and the processes in each tank in the order of a, b, c, and d when there are two tanks.

図中タンク内の符号Hは加熱工程、Cは降温工程を示し
、散水部の符号HWは高温水、CWは低温水を示す。
In the figure, the symbol H inside the tank indicates a heating process, the symbol C indicates a temperature cooling process, the symbol HW in the water sprinkling section indicates high temperature water, and CW indicates low temperature water.

第4図は各タンク10A、IOBの温度曲線であって、
実線で示されるのが被処理物の温度、破線がタンク内の
温水温度である。
FIG. 4 shows the temperature curves of each tank 10A and IOB,
The solid line indicates the temperature of the object to be treated, and the broken line indicates the temperature of the hot water in the tank.

同図における被処理物は、第1図に図示した予熱装置に
よって予熱前処理がなされているので、タンク搬入時の
温度は約70℃である。
The object to be treated in this figure has been preheated and pretreated by the preheating device shown in FIG. 1, so its temperature at the time of transport into the tank is approximately 70°C.

加熱処理工程では温水は130℃前後1で加熱され、被
処理物を120℃で約5分間保ち、降温処理工程に入る
In the heat treatment step, the hot water is heated to around 130° C. 1, and the object to be treated is kept at 120° C. for about 5 minutes, before entering the temperature lowering treatment step.

この時タンク内の加熱された高温水の一部は他のタンク
に移送さへ残った温水によって降温かなされ温水のもつ
絶対熱量が減少しているので降温カーブは急となる。
At this time, a portion of the heated high-temperature water in the tank is transferred to another tank, and the temperature is lowered by the remaining hot water, and the absolute heat amount of the hot water is reduced, so the temperature drop curve becomes steeper.

被処理物の温度が90〜95℃程度になった時点でタン
クから搬出され、次の冷却工程に送られる。
When the temperature of the object to be processed reaches approximately 90 to 95° C., it is taken out of the tank and sent to the next cooling step.

なお、この発明における加熱捷たは降温処理工程は温水
の散水(showering)によってなされるのであ
るが、このような散水方式は被処理物に対する熱移動を
効果的に行なうことができるので極めて有利である。
Incidentally, the heating or cooling treatment process in this invention is carried out by showering with hot water, and such a watering method is extremely advantageous because it can effectively transfer heat to the object to be treated. be.

以上説明したように、この発明によれば第1のタンクの
加熱工程で加熱された高温水の一部は第2のタンクに移
送され第2のタンクにおける加熱工程に使用される。
As explained above, according to the present invention, a portion of the high-temperature water heated in the heating step of the first tank is transferred to the second tank and used in the heating step in the second tank.

同時に第1のタンクでは残された温水を用いて降温工程
が行なわれるのであるが、タンク内の温水の絶対量が減
少しているので、放熱降温回路における温水の降温も効
率よく行なわれる。
At the same time, the remaining hot water is used in the first tank to perform a temperature lowering process, but since the absolute amount of hot water in the tank is reduced, the temperature of the hot water in the heat radiation cooling circuit is also efficiently lowered.

これを複数のタンク間において順次交互に行なうことに
よって、失なわれる熱エネルギーは大幅に減少し、有効
なエネルギーの使用が可能となる。
By sequentially alternating this between multiple tanks, the thermal energy lost is significantly reduced and more efficient energy can be used.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はこの発明方法および装置の一実施例を示す食品
レトルト処理装置の全体系統図、第2図はその要部の作
動を示す系統図、第3図は2基一対のタンク間における
温水移動を順に示す説明図、第4図は同じく温水移動に
伴なう両タンク内における各工程の変化を示す温度一時
間のグラフである。 10A、10B・・・・・・高温処理タンク、11・・
・・・・貯水部、12・・・・・・散水部、14・・・
・・・加熱装置、16・・・・・・熱交換器、20・・
・・・・連絡導管、30・・・・・・予熱装置、40・
・・・・・冷却装置、50・・・・・叱−トポンプ、H
・・・・・・加熱工程、C・・・・・・降温工程、W・
・・・・・温水。
Fig. 1 is an overall system diagram of a food retort processing apparatus showing an embodiment of the method and apparatus of the present invention, Fig. 2 is a system diagram showing the operation of its main parts, and Fig. 3 is a system diagram showing hot water between two tanks. FIG. 4, which is an explanatory diagram showing the movement in order, is a graph of temperature over one hour showing changes in each process in both tanks as the hot water moves. 10A, 10B... High temperature treatment tank, 11...
...Water storage section, 12...Water sprinkling section, 14...
... Heating device, 16 ... Heat exchanger, 20 ...
...Connecting conduit, 30...Preheating device, 40.
...Cooling device, 50...Scale pump, H
... Heating process, C... Temperature cooling process, W.
・・・・・・Warm water.

Claims (1)

【特許請求の範囲】 1 複数の高温処理タンクを用いて被処理物の加熱処理
とこれに続く降温処理とを時間差をもってそれぞれのタ
ンクで連続的に行なう方法であって、第1のタンクの加
熱処理工程終了後に該タンク内の高温水の一部を第2の
タンクへ移送し、該第2のタンクにおいては該高温水を
用いて加熱処理工程を行なうとともに、前記第1のタン
クにおいては残余の温水を用いて降温処理工程を行なう
ようにしたことを特徴とする連続高温処理方法。 2 各タンク間の温水移動のための連絡導管を備えた複
数の高温処理タンクからなり、各高温処理タンクはそれ
ぞれのタンク内の温水の貯水部と散水部とが加熱昇温回
路釦よび放熱降温回路によってそれぞれ接続されており
、前記加熱昇温回路には加熱装置が備えられていて加熱
処理時に前記貯水部の温水を加熱昇温しで高温水として
前記散水部に循還送入し、一方前記放熱降温回路には熱
交換器が備えられていて降温処理時に前記貯水部の温水
を放熱降温して低温水として前記散水部に循還送入する
ように構成されていることを特徴とする連続高温処理装
置。
[Scope of Claims] 1. A method in which a plurality of high-temperature treatment tanks are used to continuously perform a heat treatment of the object to be treated and a subsequent temperature-lowering treatment in each tank with a time difference, wherein the heating in the first tank After the treatment process is completed, a portion of the high temperature water in the tank is transferred to a second tank, and the high temperature water is used in the second tank to perform the heat treatment process, while the remaining water is removed in the first tank. 1. A continuous high-temperature treatment method characterized in that a temperature-lowering treatment step is performed using hot water. 2 Consists of multiple high-temperature treatment tanks equipped with communication conduits for transferring hot water between each tank, and each high-temperature treatment tank has a hot water storage section and a water sprinkling section in each tank that are connected to a heating temperature increase circuit button and a heat dissipation temperature decrease system. The heating and temperature raising circuit is equipped with a heating device to heat and raise the temperature of the hot water in the water storage section during heating treatment, and circulates and feeds the hot water into the water sprinkling section as high-temperature water. The heat radiation cooling circuit is equipped with a heat exchanger, and is configured to radiate heat and lower the temperature of the hot water in the water storage section during temperature cooling processing, and to circulate and send the hot water in the water sprinkling section as low-temperature water. Continuous high temperature processing equipment.
JP56146646A 1981-09-17 1981-09-17 Continuous high temperature treatment method and device Expired JPS5857146B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56146646A JPS5857146B2 (en) 1981-09-17 1981-09-17 Continuous high temperature treatment method and device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56146646A JPS5857146B2 (en) 1981-09-17 1981-09-17 Continuous high temperature treatment method and device

Publications (2)

Publication Number Publication Date
JPS5847452A JPS5847452A (en) 1983-03-19
JPS5857146B2 true JPS5857146B2 (en) 1983-12-19

Family

ID=15412431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56146646A Expired JPS5857146B2 (en) 1981-09-17 1981-09-17 Continuous high temperature treatment method and device

Country Status (1)

Country Link
JP (1) JPS5857146B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012187037A (en) * 2011-03-10 2012-10-04 Tokyo Electric Power Co Inc:The Sterilization system
JP2012191910A (en) * 2011-03-17 2012-10-11 Tokyo Electric Power Co Inc:The Sterilization system
JP2014100071A (en) * 2012-11-16 2014-06-05 Toyo Seikan Kaisha Ltd Retort sterilization system

Also Published As

Publication number Publication date
JPS5847452A (en) 1983-03-19

Similar Documents

Publication Publication Date Title
DK2532247T3 (en) Produktforvarmning with heat pump
CN101588823A (en) Pasteurizing device, having an integrated heat pump, and method thereof
JP2023116471A5 (en)
JP2016538040A5 (en)
JPS5857146B2 (en) Continuous high temperature treatment method and device
JPS5857147B2 (en) High temperature processing equipment
GB1300789A (en) Heating apparatus
JPS5924194A (en) Method of heating raw material by stage and cooling it in treating device
US4253314A (en) Plant for cooling heated goods
JP7193358B2 (en) Organic waste treatment method and system
CN106830603B (en) Step heat exchange pyrohydrolysis reactor
CN111670113B (en) Method for processing articles and method for high-pressure treatment of articles
CA2301768C (en) A method and an apparatus for upgrading a solid material
US6506224B1 (en) Method and an apparatus for upgrading a solid material
US5837189A (en) Quench management system
CN215050505U (en) Energy recovery device for section steel production and processing quenching
RU2202894C1 (en) Apparatus for cooling and pasteurizing of milk in animal farms
RU1812233C (en) Method of recuperation of heat in annealing conveyer machine
CN216953705U (en) Freezer waste heat recovery and air can heat water storage system
AU2020362863A1 (en) Method and device for hot-filling a liquid product
CN212789164U (en) Cooling water circulation structure of culture medium sterilization device
CN207362290U (en) A kind of heat treated part quickly cooling device
AU747672B2 (en) A method and an apparatus for upgrading a solid material
JPH0525705Y2 (en)
JPS58133314A (en) Heat treating method