JPH03117799U - - Google Patents
Info
- Publication number
- JPH03117799U JPH03117799U JP2683990U JP2683990U JPH03117799U JP H03117799 U JPH03117799 U JP H03117799U JP 2683990 U JP2683990 U JP 2683990U JP 2683990 U JP2683990 U JP 2683990U JP H03117799 U JPH03117799 U JP H03117799U
- Authority
- JP
- Japan
- Prior art keywords
- radioactive waste
- buffer layer
- disposal
- canister
- disposal hole
- 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
- 239000002901 radioactive waste Substances 0.000 claims description 4
- 238000009375 geological disposal Methods 0.000 claims description 3
- 229910000278 bentonite Inorganic materials 0.000 claims 1
- 239000000440 bentonite Substances 0.000 claims 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims 1
- 230000000452 restraining effect Effects 0.000 claims 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Description
第１図は本考案に係る放射性廃棄物の地層処分
構造の一実施例を示す正断面図、第２図は第１図
の−線矢視図、第３図は放射性廃棄物の地層
処分計画の構造例を示す正断面図である。
１……岩盤、２……処分孔、３……オーバーパ
ツク、４……キヤニスタ（固化パツケージ）、５
……緩衝層、５Ａ，５Ｂ，５Ｃ，５Ｄ……円盤状
緩衝材、５ａ……ボルト挿通孔、５ｂ……収納孔
、６……蓋、７……アンカーボルト、８……トン
ネル、９Ａ……上部拘束板、９Ｂ……下部拘束板
、１０……締結具。
Figure 1 is a front sectional view showing an example of the geological disposal structure for radioactive waste according to the present invention, Figure 2 is a view taken along the - line in Figure 1, and Figure 3 is a plan for geological disposal of radioactive waste. FIG. 3 is a front cross-sectional view showing a structural example of. 1... Bedrock, 2... Disposal hole, 3... Overpack, 4... Canister (solidification package), 5
... Buffer layer, 5A, 5B, 5C, 5D ... Disc-shaped buffer material, 5a ... Bolt insertion hole, 5b ... Storage hole, 6 ... Lid, 7 ... Anchor bolt, 8 ... Tunnel, 9A ... ...Upper restraint plate, 9B...Lower restraint plate, 10...Fastener.
Claims (1)
たキヤニスタを装填し、該キヤニスタと処分孔の
内壁との間にベントナイトからなる緩衝層を形成
するとともに、該緩衝層の上下に締結具によつて
接続され上下方向の膨張を抑制する拘束板を具備
することを特徴とする放射性廃棄物の地層処分構
造。 A canister containing radioactive waste is loaded into a disposal hole drilled in the bedrock, a buffer layer made of bentonite is formed between the canister and the inner wall of the disposal hole, and fasteners are attached above and below the buffer layer. A geological disposal structure for radioactive waste, characterized in that it is equipped with restraining plates that are connected together and suppress vertical expansion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2683990U JPH0743677Y2 (en) | 1990-03-16 | 1990-03-16 | Geological disposal structure for radioactive waste |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2683990U JPH0743677Y2 (en) | 1990-03-16 | 1990-03-16 | Geological disposal structure for radioactive waste |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03117799U true JPH03117799U (en) | 1991-12-05 |
| JPH0743677Y2 JPH0743677Y2 (en) | 1995-10-09 |
Family
ID=31529718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2683990U Expired - Lifetime JPH0743677Y2 (en) | 1990-03-16 | 1990-03-16 | Geological disposal structure for radioactive waste |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0743677Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006272140A (en) * | 2005-03-29 | 2006-10-12 | Shimizu Corp | Packing method |
-
1990
- 1990-03-16 JP JP2683990U patent/JPH0743677Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006272140A (en) * | 2005-03-29 | 2006-10-12 | Shimizu Corp | Packing method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0743677Y2 (en) | 1995-10-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |