JPH0451698U - - Google Patents
Info
- Publication number
- JPH0451698U JPH0451698U JP1990094853U JP9485390U JPH0451698U JP H0451698 U JPH0451698 U JP H0451698U JP 1990094853 U JP1990094853 U JP 1990094853U JP 9485390 U JP9485390 U JP 9485390U JP H0451698 U JPH0451698 U JP H0451698U
- Authority
- JP
- Japan
- Prior art keywords
- ring element
- ring
- ring elements
- tapered surface
- spring member
- 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
- 239000000446 fuel Substances 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000011159 matrix material Substances 0.000 claims 1
- 239000003758 nuclear fuel Substances 0.000 claims 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Description
第１図ａ，ｂと第２図ａ，ｂは、本考案に係る
リング素子型スペーサの各種実施例を示すリング
素子の各縦断正面図、第３図は従来の沸騰水型原
子炉用該燃料集合体に用いられるリング素子型ス
ペーサの平面図、第４図はａ，ｂは同上リング素
子型スペーサにおけるリング素子の夫々平面図と
一部切欠の正面図である。
２……リング素子、３……側帯板、４……スプ
リング部材、５……スリツト、５ａ……スリツト
のテーパ面、６……固定突起、６ａ……固定突起
のテーパ面、Ａ……燃料棒。
1a, b and 2 a, b are longitudinal sectional front views of ring elements showing various embodiments of the ring element type spacer according to the present invention, and FIG. 3 is a conventional one for a boiling water reactor. FIG. 4 is a plan view of a ring element type spacer used in a fuel assembly. FIG. 2...Ring element, 3...Side band plate, 4...Spring member, 5...Slit, 5a...Tapered surface of slit, 6...Fixing protrusion, 6a...Tapered surface of fixing protrusion, A...Fuel rod.
Claims (1)
配設し、これらのリング素子の外周を側帯板によ
り取り囲んで結束させると共に、各リング素子に
は、これに挿通される燃料棒を支持するためのス
プリング部材と、横向きに穿設したスリツトの上
位部または下位部を内側へ打出して突設した所要
複数個の固定突起を有し、当該固定突起と、上記
スリツトの一方または双方における下向縁が、当
該リング素子の軸線と正または負の方向へ傾斜し
たテーパ面により形成されてなる沸騰水型原子炉
用核燃料集合体のリング素子型スペーサ。 A large number of ring elements are arranged in a square matrix in a circumscribed state, and the outer circumferences of these ring elements are surrounded and bound by side band plates, and each ring element has a structure for supporting a fuel rod inserted therein. a spring member, and a required plurality of fixing protrusions protruding inward from the upper or lower part of a slit drilled laterally; A ring element type spacer for a nuclear fuel assembly for a boiling water reactor, the edge of which is formed by a tapered surface inclined in a positive or negative direction with respect to the axis of the ring element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990094853U JPH0451698U (en) | 1990-09-10 | 1990-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990094853U JPH0451698U (en) | 1990-09-10 | 1990-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0451698U true JPH0451698U (en) | 1992-04-30 |
Family
ID=31833119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990094853U Pending JPH0451698U (en) | 1990-09-10 | 1990-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451698U (en) |
-
1990
- 1990-09-10 JP JP1990094853U patent/JPH0451698U/ja active Pending