JPS6091191A - Heat exchanger - Google Patents
Heat exchangerInfo
- Publication number
- JPS6091191A JPS6091191A JP19822583A JP19822583A JPS6091191A JP S6091191 A JPS6091191 A JP S6091191A JP 19822583 A JP19822583 A JP 19822583A JP 19822583 A JP19822583 A JP 19822583A JP S6091191 A JPS6091191 A JP S6091191A
- Authority
- JP
- Japan
- Prior art keywords
- casing
- alloy
- heat exchanger
- melting point
- low melting
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
- F28D1/0477—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は!;ハ交換器に関し、より詳細にはケーシング
内に縦方向に凹凸状に配置した伝熱管の凸状部の間隙に
仕切板を設りて、伝熟弦破111時の安全性を高めた熱
交換器に関する。[Detailed Description of the Invention] The present invention! Regarding the exchanger, in more detail, a partition plate is installed in the gap between the convex parts of the heat exchanger tubes arranged vertically in a concave and convex manner in the casing to improve the safety in the case of a heat exchanger. Regarding the exchanger.
従来、非鉄金属の製錬プラントにおいて取り扱われる高
温溶融金属や溶融スラグは、プロセス上から冷却され、
固化されることが多い。Conventionally, high-temperature molten metals and molten slag handled in non-ferrous metal smelting plants are cooled during the process.
Often solidified.
そして、かかる冷却のための熱交換器としては、たとえ
ば第1図に示ずようにケーシング2内に低融点合金3が
充裟され、この合金3に浸漬して伝熱管4が配置された
熱交換器1が用いられ、かかる熱交換器が、たとえば鉛
の製錬プラントでは第2図に示すように樋6の中を溶融
した鉛5が矢印入方向に流れ、この鉛5の中に上記した
ような熱交換器1が浸漬され、伝熱管4の中に低温流体
、たとえば水が供給されて溶融鉛5が冷却され、一方、
水は水蒸気に変換されている。As a heat exchanger for such cooling, for example, as shown in FIG. For example, in a lead smelting plant, a heat exchanger 1 is used, in which molten lead 5 flows in a gutter 6 in the direction of the arrow, as shown in FIG. A heat exchanger 1 such as the one shown in FIG.
Water is being converted to steam.
しかしながら、かかる熱交換器1では、伝熱管4が破損
して高圧水がケーシング2の内部に噴出した場合には、
高圧水が沸騰し、ケーシング2内部に充填された低融点
合金と共にケーシング外に噴き出ず危険性があった。However, in such a heat exchanger 1, if the heat exchanger tubes 4 are damaged and high-pressure water is spouted into the casing 2,
There was a danger that the high-pressure water would boil and spout out of the casing together with the low melting point alloy filled inside the casing 2.
そこで本発明は、かかる伝熱管破損時の危険性を低減し
、伝熱管破損時の被害を最小限にとどめて安全性を向」
ニさせるべくなされたものであり、ケーシングと、この
ケーシング内に充填した低融点合金とからなり、この低
融点合金内に浸漬する如く伝熱管を縦方向に凹凸状に配
置すると共に、この凸状の伝熱管の間隙に仕切板を設け
たことを特徴とするものである。Therefore, the present invention reduces the risk of such heat transfer tube breakage, minimizes the damage caused by heat transfer tube breakage, and improves safety.
It consists of a casing and a low melting point alloy filled in the casing, and the heat transfer tubes are arranged vertically in an uneven manner so as to be immersed in the low melting point alloy, and the convex A partition plate is provided in the gap between the heat exchanger tubes.
以下、本発明を図面に示した実施例にもとづき説明する
。The present invention will be described below based on embodiments shown in the drawings.
第3図Aおよび第3図Bに示す如く、本発明においては
、ケーシング2内に低rA1点合金3が充填され、この
合金3に浸漬する如く縦方向に凹凸状に伝熱管4が配置
されており、がっ、凸状の伝熱管の間隙5に仕切板6が
ケーシング2の底板7から立設されている。As shown in FIGS. 3A and 3B, in the present invention, a low rA single point alloy 3 is filled in a casing 2, and heat exchanger tubes 4 are arranged vertically in an uneven manner so as to be immersed in this alloy 3. A partition plate 6 is provided upright from the bottom plate 7 of the casing 2 in the gap 5 between the convex heat transfer tubes.
仕切板6の立設位置は凸状の伝熱管の間隙ごとであって
もよいし、或いは、一つおき、二つおきなどに適宜選択
すくことができる。The erected position of the partition plate 6 may be at each gap between the convex heat exchanger tubes, or may be appropriately selected at every other, every second, etc.
ケーシング2としては、炭素鋼などの熱伝導率の大きい
耐蝕性材料が用いられ、仕切板6も通常ではケーシング
2と同一の材料が用いられる。また、ケーシング2の外
側に保護ケーシング8を設けて二重構造とすることもて
できる。As the casing 2, a corrosion-resistant material with high thermal conductivity such as carbon steel is used, and the partition plate 6 is also usually made of the same material as the casing 2. Furthermore, a protective casing 8 can be provided outside the casing 2 to provide a double structure.
保護ケーシング8としては、耐蝕性を考慮して炭素鋼あ
るいはステンレス鋼等が使用される。As the protective casing 8, carbon steel, stainless steel, or the like is used in consideration of corrosion resistance.
低融点合金としては、腐食性の小さい合金が通常用いら
れ、たとえば鉛製錬工程で用いられるビスマスと鉛を主
成分とした合金を挙げることができる。As the low melting point alloy, an alloy with low corrosivity is usually used, and for example, an alloy containing bismuth and lead as main components used in a lead smelting process can be mentioned.
かかるビスマス−鉛合金には、必要に応じてスズ、カド
ミウムなどが添加され、その融点はビスマスと鉛の配合
比の変化によって、約60°Cから1500°C以上に
及ぶ範囲に変更することができる。Tin, cadmium, etc. are added to this bismuth-lead alloy as necessary, and its melting point can be changed from about 60°C to over 1500°C by changing the blending ratio of bismuth and lead. can.
この合金は低融点であると同時に1000°C付近の温
度でもその蒸気圧は極めて低く、蒸発による損失はほと
んどない。This alloy has a low melting point and at the same time its vapor pressure is extremely low even at temperatures around 1000°C, so there is almost no loss due to evaporation.
したがって、蒸気圧が低いことから、ケーシング2を開
放型とすることができる。Therefore, since the vapor pressure is low, the casing 2 can be of an open type.
以上述べたように、本発明によれば、縦方向に凹凸状に
伝熱管を配置し、この凸状の伝熱管の間隙に仕切板を設
りたので、ケーシング2の内部が仕切板6によって小容
積に区分される。As described above, according to the present invention, the heat exchanger tubes are arranged in a concave and convex shape in the vertical direction, and the partition plate is provided in the gap between the convex heat exchanger tubes, so that the inside of the casing 2 is covered by the partition plate 6. Divided into small volumes.
したがって、伝熱管4が破損したとしても、伝熱管4か
ら吹き出した水蒸気や高圧水によって熱交換器1外に噴
出される低融点合金の量は仕切板6によって形成された
小容積の区分内に限定され、噴出量を著しく減少するこ
とができる。Therefore, even if the heat exchanger tubes 4 are damaged, the amount of low melting point alloy spouted out of the heat exchanger 1 by the steam and high pressure water blown out from the heat exchanger tubes 4 will be within the small volume section formed by the partition plate 6. limited, and the amount of ejection can be significantly reduced.
この結果、噴出する低融点合金の量が減少するので、高
温状態にある低融点合金による作業者や設備の被害を最
小限に食い止めることができ、安全性を向」ニすること
ができる。As a result, the amount of low melting point alloy spouted out is reduced, so damage to workers and equipment due to the low melting point alloy in the high temperature state can be minimized, and safety can be improved.
また、仕切板を設けることによって、ケーシングの強度
が高められ、大容量の熱交換器の作製も可能となる。Further, by providing the partition plate, the strength of the casing is increased, and it becomes possible to manufacture a large-capacity heat exchanger.
第1図Aは従来の熱交換器の断面図、第1図BはそのX
−X矢視断面図、第2図はその使用状況を示す説明図、
第3図Aは本発明の熱交換器の断面図、第3図Bはその
X−X矢視断面図である。
1−熱交換器、2−ケーシング、3−低融点合金、4−
伝熱管、6−仕切板。Figure 1A is a cross-sectional view of a conventional heat exchanger, and Figure 1B is its
-X arrow sectional view, Figure 2 is an explanatory diagram showing its usage situation,
FIG. 3A is a sectional view of the heat exchanger of the present invention, and FIG. 3B is a sectional view taken along the line X--X. 1-heat exchanger, 2-casing, 3-low melting point alloy, 4-
Heat exchanger tube, 6-partition plate.
Claims (1)
からなり、該低融点合金内に浸漬する如く伝熱管を縦方
向に凹凸状に配置すると共に、前記凸状の伝熱管の間隙
に仕切板を設りたことを特徴とする熱交換器。Consisting of a casing and a low melting point alloy filled in the casing, heat transfer tubes are arranged vertically in an uneven manner so as to be immersed in the low melting point alloy, and a partition plate is provided in the gap between the convex heat transfer tubes. A heat exchanger characterized by the following:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19822583A JPS6091191A (en) | 1983-10-25 | 1983-10-25 | Heat exchanger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19822583A JPS6091191A (en) | 1983-10-25 | 1983-10-25 | Heat exchanger |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6091191A true JPS6091191A (en) | 1985-05-22 |
JPH0128876B2 JPH0128876B2 (en) | 1989-06-06 |
Family
ID=16387580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19822583A Granted JPS6091191A (en) | 1983-10-25 | 1983-10-25 | Heat exchanger |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6091191A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9060905B2 (en) | 2013-03-08 | 2015-06-23 | The Procter & Gamble Company | Wearable absorbent articles |
US9078792B2 (en) | 2011-06-30 | 2015-07-14 | The Procter & Gamble Company | Two-piece wearable absorbent article having advantageous front waist region and landing zone configuration |
US9078789B2 (en) | 2013-03-08 | 2015-07-14 | The Procter & Gamble Company | Outer covers and disposable absorbent inserts for pants |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5794458U (en) * | 1980-11-27 | 1982-06-10 |
-
1983
- 1983-10-25 JP JP19822583A patent/JPS6091191A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5794458U (en) * | 1980-11-27 | 1982-06-10 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9078792B2 (en) | 2011-06-30 | 2015-07-14 | The Procter & Gamble Company | Two-piece wearable absorbent article having advantageous front waist region and landing zone configuration |
US9060905B2 (en) | 2013-03-08 | 2015-06-23 | The Procter & Gamble Company | Wearable absorbent articles |
US9078789B2 (en) | 2013-03-08 | 2015-07-14 | The Procter & Gamble Company | Outer covers and disposable absorbent inserts for pants |
Also Published As
Publication number | Publication date |
---|---|
JPH0128876B2 (en) | 1989-06-06 |
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