JPH0221401U - - Google Patents
Info
- Publication number
- JPH0221401U JPH0221401U JP10059188U JP10059188U JPH0221401U JP H0221401 U JPH0221401 U JP H0221401U JP 10059188 U JP10059188 U JP 10059188U JP 10059188 U JP10059188 U JP 10059188U JP H0221401 U JPH0221401 U JP H0221401U
- Authority
- JP
- Japan
- Prior art keywords
- tube
- heat exchanger
- tube sheet
- double
- sheet
- 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
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 9
- 229910052708 sodium Inorganic materials 0.000 claims description 9
- 239000011734 sodium Substances 0.000 claims description 9
- 229910052734 helium Inorganic materials 0.000 claims description 7
- 239000001307 helium Substances 0.000 claims description 7
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Description
第１図は、本考案の一実施例に係る蒸気発生器
の概略縦断面図である。第２図は、第１図を一部
拡大した、要部を示す拡大縦断面図である。第３
図は、第２図のＡ―Ａ線横断面図である。第４図
は、本考案の他の実施例の２重伝熱管の一部を示
す斜視図である。第５図は、従来技術に係る蒸気
発生器の概略縦断面図である。第６図と第７図は
、従来技術の要部拡大図である。第８図は、第６
図及び第７図のＢ―Ｂ断面、Ｃ―Ｃ断面を示す図
である。
１：蒸気発生器、２：ケーシング、３ａ，３ｂ
：ナトリウム管板、４：ナトリウム室、５：ナト
リウム流入口、６：ナトリウム流出口、７：水管
板、９：給水口、１０：蒸気管板、１２：蒸気出
口、１３：内伝熱管、１４：外伝熱管、１５：漏
洩流体導出路、１６ａ，１６ｂ：ヘリウムプレナ
ム、１７：リーク検出孔、１８ａ，１８ｂ：漏洩
流体検出器。
FIG. 1 is a schematic vertical sectional view of a steam generator according to an embodiment of the present invention. FIG. 2 is an enlarged vertical cross-sectional view of a main part, which is a partially enlarged view of FIG. Third
The figure is a cross-sectional view taken along the line AA in FIG. 2. FIG. 4 is a perspective view showing a portion of a double heat exchanger tube according to another embodiment of the present invention. FIG. 5 is a schematic vertical sectional view of a steam generator according to the prior art. 6 and 7 are enlarged views of the main parts of the prior art. Figure 8 shows the 6th
FIG. 7 is a diagram showing a BB cross section and a CC cross section in FIG. 7; 1: Steam generator, 2: Casing, 3a, 3b
: Sodium tube plate, 4: Sodium chamber, 5: Sodium inlet, 6: Sodium outlet, 7: Water tube plate, 9: Water supply port, 10: Steam tube plate, 12: Steam outlet, 13: Internal heat transfer tube, 14 : External heat transfer tube, 15: Leakage fluid outlet path, 16a, 16b: Helium plenum, 17: Leak detection hole, 18a, 18b: Leakage fluid detector.
Claims (1)
にヘリウムプレナムを形成した下側２重管板と、
ナトリウム管板と蒸気管板とからなり中間にヘリ
ウムプレナムを形成した上側２重管板とを対向設
置し、該上下の２重管板間に内伝熱管と外伝熱管
とからなる２重伝熱管を挿通し、該外伝熱管の前
記ヘリウムプレナムに位置する部分に内外に連通
するリーク検出孔を設けてなることを特徴とする
蒸気発生器。 (2) ナトリウム管板と水管板とからなり、中間
にヘリウムプレナムを形成した下側２重管板と、
ナトリウム管板と蒸気管板とからなり中間にヘリ
ウムプレナムを形成した上側２重管板とを対向設
置し、前記下側２重管板と上側２重管板のナトリ
ウム管板との間に内伝熱管と外伝熱管とからなる
２重伝熱管を挿通し、該２重伝熱管の内伝熱管を
前記上側２重管板の蒸気管板に挿通させ、外伝熱
管の前記下側２重管板のヘリウムプレナムに位置
する部分に内外に連通するリーク検出孔を設けて
なることを特徴とする蒸気発生器。[Scope of claims for utility model registration] (1) A lower double tube sheet consisting of a sodium tube sheet and a water tube sheet, with a helium plenum formed in the middle;
A double heat exchanger tube consisting of an inner heat exchanger tube and an outer heat exchanger tube, in which an upper double tube sheet consisting of a sodium tube sheet and a steam tube sheet with a helium plenum formed in the middle is installed facing each other, and an inner heat exchanger tube and an outer heat exchanger tube are arranged between the upper and lower double tube sheets. A steam generator characterized in that a leak detection hole is provided in a portion of the external heat transfer tube located in the helium plenum that communicates with the inside and outside. (2) A lower double tube plate consisting of a sodium tube plate and a water tube plate, with a helium plenum formed in the middle;
An upper double tube sheet consisting of a sodium tube sheet and a steam tube sheet with a helium plenum formed in the middle is installed facing each other, and an inner tube sheet is formed between the lower double tube sheet and the sodium tube sheet of the upper double tube sheet. A double heat exchanger tube consisting of a heat exchanger tube and an outer heat exchanger tube is inserted, the inner heat exchanger tube of the double heat exchanger tube is inserted into the steam tube plate of the upper double tube sheet, and the lower double tube sheet of the outer heat exchanger tube is inserted. A steam generator characterized in that a leak detection hole communicating with the inside and outside is provided in a portion located in the helium plenum of the steam generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10059188U JPH0740801Y2 (en) | 1988-07-28 | 1988-07-28 | Steam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10059188U JPH0740801Y2 (en) | 1988-07-28 | 1988-07-28 | Steam generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0221401U true JPH0221401U (en) | 1990-02-13 |
| JPH0740801Y2 JPH0740801Y2 (en) | 1995-09-20 |
Family
ID=31328804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10059188U Expired - Lifetime JPH0740801Y2 (en) | 1988-07-28 | 1988-07-28 | Steam generator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0740801Y2 (en) |
-
1988
- 1988-07-28 JP JP10059188U patent/JPH0740801Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0740801Y2 (en) | 1995-09-20 |
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