JPS6281879U - - Google Patents
Info
- Publication number
- JPS6281879U JPS6281879U JP16749785U JP16749785U JPS6281879U JP S6281879 U JPS6281879 U JP S6281879U JP 16749785 U JP16749785 U JP 16749785U JP 16749785 U JP16749785 U JP 16749785U JP S6281879 U JPS6281879 U JP S6281879U
- Authority
- JP
- Japan
- Prior art keywords
- condenser
- pipe
- tube
- held
- showing
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Description
第１図は本考案による復水器管の１例を示す一
部切欠した側面図、第２図は本考案による復水器
管のフインに生じた凝縮水の状態を模式的に示す
側面図、第３図は第２図に示した凝縮水が管外面
の下部にたまる状態を模式的に示す管の軸に垂直
の断面図、第４図は実施例の復水管の諸元を説明
するための図、第５図は本考案の復水管において
、その内径に対する水頭損失と冷却水量との関係
を示すグラフ、第６図は実施例の一つの管のフイ
ン部の組織を示す断面顕微鏡写真、第７図は実施
例の他の一つの同様な写真、第８図は復水管の蒸
気凝縮熱伝達率ｈｏを測定するための試験装置の
フローシート、第９図は実施例の各復水管と従来
の平滑復水管のそれぞれのｈｏとの比を異なる蒸
気中の空気含有量で示す図表である。
１……フイン、２……凝縮水、３……凝縮水の
たまり、４……蒸気発生器、５……復水器、６…
…供給管、７……セパレータ、８……ダイヤフラ
ムポンプ、９……サブコンデンサー、１０……水
槽、１１……温水槽、１２……ポンプ、１３……
フローメーター、１４……流量調節弁、５……ガ
スメーター、１６……真空ポンプ。
Fig. 1 is a partially cutaway side view showing an example of a condenser pipe according to the present invention, and Fig. 2 is a side view schematically showing the state of condensed water generated in the fins of the condenser pipe according to the present invention. , FIG. 3 is a sectional view perpendicular to the axis of the pipe schematically showing the state in which the condensed water shown in FIG. 2 accumulates at the bottom of the outer surface of the pipe, and FIG. Fig. 5 is a graph showing the relationship between head loss and cooling water amount with respect to the inner diameter of the condensate pipe of the present invention, and Fig. 6 is a cross-sectional micrograph showing the structure of the fin portion of one of the pipes of the embodiment. , FIG. 7 is another similar photograph of the example, FIG. 8 is a flow sheet of a test device for measuring the steam condensation heat transfer coefficient ho of a condensate pipe, and FIG. 9 is a photograph of each condensate pipe of the example. FIG. 2 is a chart showing the ratio between ho and ho of a conventional smooth condensate pipe at different air contents in steam. 1... Fin, 2... Condensed water, 3... Condensed water pool, 4... Steam generator, 5... Condenser, 6...
... Supply pipe, 7 ... Separator, 8 ... Diaphragm pump, 9 ... Sub-condenser, 10 ... Water tank, 11 ... Hot water tank, 12 ... Pump, 13 ...
Flow meter, 14...flow control valve, 5...gas meter, 16...vacuum pump.
Claims (1)
数で管群を形成する復水管において、両端の管板
への保持部を除いて、管外面にらせん状のフイン
を設けたことを特徴とする復水器管。 In a condenser pipe whose both ends are held almost horizontally on the tube plate of the condenser and which form a group of tubes, spiral fins are provided on the outer surface of the tube except for the parts that are held to the tube plate at both ends. Features a condenser tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16749785U JPS6281879U (en) | 1985-11-01 | 1985-11-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16749785U JPS6281879U (en) | 1985-11-01 | 1985-11-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6281879U true JPS6281879U (en) | 1987-05-25 |
Family
ID=31099480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16749785U Pending JPS6281879U (en) | 1985-11-01 | 1985-11-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6281879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04244594A (en) * | 1991-01-25 | 1992-09-01 | Daikure:Kk | Fin tubes and manufacture thereof |
-
1985
- 1985-11-01 JP JP16749785U patent/JPS6281879U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04244594A (en) * | 1991-01-25 | 1992-09-01 | Daikure:Kk | Fin tubes and manufacture thereof |