{"id":2710,"date":"2017-01-06T17:07:50","date_gmt":"2017-01-06T08:07:50","guid":{"rendered":"http:\/\/fdada.info\/?page_id=2710"},"modified":"2017-01-06T17:08:01","modified_gmt":"2017-01-06T08:08:01","slug":"seq_unit1","status":"publish","type":"page","link":"https:\/\/fdada.info\/fdada\/home\/accident\/sequences\/seq_unit1\/","title":{"rendered":"1\u53f7\u6a5f\u306e\u4e8b\u8c61\u9032\u5c55"},"content":{"rendered":"

1\u53f7\u6a5f\u306e\u4e8b\u8c61\u9032\u5c55<\/h2>\r\n\u4ee5\u4e0b\u3001NEA\/CSNI\u201cBenchmark Study of the Accident at the Fukushima Daiichi Nuclear Power Plant (BSAF Project) Phase I Summary Report\u201d(2015), p.15.<\/a>\u3088\u308a\u5f15\u7528

\r\n\r\n\r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n
No<\/th>\r\n Date<\/th>\r\n Time[s]<\/th>\r\n Time[h]<\/th>\r\n Event<\/th>\r\n <\/tr>\r\n <\/thead>\r\n
1<\/td>\r\n 3\/11 14:46:00<\/td>\r\n 0 <\/td>\r\n 0.00 <\/td>\r\n Earthquake<\/td>\r\n <\/tr>\r\n
2<\/td>\r\n 3\/11 14:47:32<\/td>\r\n 92 <\/td>\r\n 0.03 <\/td>\r\n Reactor scram<\/td>\r\n <\/tr>\r\n
3<\/td>\r\n 3\/11 14:48:29<\/td>\r\n 149 <\/td>\r\n 0.03 <\/td>\r\n MSIV closed<\/td>\r\n <\/tr>\r\n
4<\/td>\r\n 3\/11 14:52:00<\/td>\r\n 360 <\/td>\r\n 0.10 <\/td>\r\n IC (A) (B) automatic start-up<\/td>\r\n <\/tr>\r\n
5<\/td>\r\n 3\/11 15:03:00<\/td>\r\n 1,020 <\/td>\r\n 0.28 <\/td>\r\n IC (A) (B) stopped<\/td>\r\n <\/tr>\r\n
6<\/td>\r\n 3\/11 15:05:00<\/td>\r\n 1,140 <\/td>\r\n 0.32 <\/td>\r\n CCS torus cooling (A) in service<\/td>\r\n <\/tr>\r\n
7<\/td>\r\n 3\/11 15:10:00<\/td>\r\n 1,440 <\/td>\r\n 0.40 <\/td>\r\n CCS torus cooling (B) in service<\/td>\r\n <\/tr>\r\n
8<\/td>\r\n 3\/11 15:17:00<\/td>\r\n 1,860 <\/td>\r\n 0.52 <\/td>\r\n IC (A) restarted<\/td>\r\n <\/tr>\r\n
9<\/td>\r\n 3\/11 15:19:00<\/td>\r\n 1,980 <\/td>\r\n 0.55 <\/td>\r\n IC (A) stopped<\/td>\r\n <\/tr>\r\n
10<\/td>\r\n 3\/11 15:24:00<\/td>\r\n 2,280 <\/td>\r\n 0.63 <\/td>\r\n IC (A) restarted<\/td>\r\n <\/tr>\r\n
11<\/td>\r\n 3\/11 15:26:00<\/td>\r\n 2,400 <\/td>\r\n 0.67 <\/td>\r\n IC (A) stopped<\/td>\r\n <\/tr>\r\n
12<\/td>\r\n 3\/11 15:32:00<\/td>\r\n 2,760 <\/td>\r\n 0.77 <\/td>\r\n IC (A) restarted<\/td>\r\n <\/tr>\r\n
13<\/td>\r\n 3\/11 15:34:00<\/td>\r\n 2,880 <\/td>\r\n 0.80 <\/td>\r\n IC (A) stopped<\/td>\r\n <\/tr>\r\n
14<\/td>\r\n 3\/11 15:36:00<\/td>\r\n 3,000 <\/td>\r\n 0.83 <\/td>\r\n Tsunami hit<\/td>\r\n <\/tr>\r\n
15<\/td>\r\n 3\/11 15:37:00<\/td>\r\n 3,060 <\/td>\r\n 0.85 <\/td>\r\n Station blackout<\/td>\r\n <\/tr>\r\n
16<\/td>\r\n 3\/11 18:18:00<\/td>\r\n 12,720 <\/td>\r\n 3.53 <\/td>\r\n IC (A) valves 2A, 3A opened (steam generation confirmed)<\/td>\r\n <\/tr>\r\n
17<\/td>\r\n 3\/11 18:25:00<\/td>\r\n 13,140 <\/td>\r\n 3.65 <\/td>\r\n IC (A) valve 3A closed<\/td>\r\n <\/tr>\r\n
18<\/td>\r\n 3\/11 20:50:00<\/td>\r\n 21,840 <\/td>\r\n 6.07 <\/td>\r\n Alternative water injection lines composed of DDFP started up (stand-by for injection after reactor depressurization)<\/td>\r\n <\/tr>\r\n
19<\/td>\r\n 3\/11 21:00:00<\/td>\r\n 22,440 <\/td>\r\n 6.23 <\/td>\r\n Operators who entered the reactor building had their APD showing 0.8 mSv<\/td>\r\n <\/tr>\r\n
20<\/td>\r\n 3\/11 21:30:00<\/td>\r\n 24,240 <\/td>\r\n 6.73 <\/td>\r\n IC (A) valve 3A opened (steam generation confirmed)<\/td>\r\n <\/tr>\r\n
21<\/td>\r\n 3\/12 01:48:00<\/td>\r\n 39,720 <\/td>\r\n 11.03 <\/td>\r\n DDFP stopped<\/td>\r\n <\/tr>\r\n
22<\/td>\r\n 3\/12 04:00:00<\/td>\r\n 47,640 <\/td>\r\n 13.23 <\/td>\r\n Freshwater injected<\/td>\r\n <\/tr>\r\n
23<\/td>\r\n 3\/12 04:02:00<\/td>\r\n 47,760 <\/td>\r\n 13.27 <\/td>\r\n Fresh water injection by fire engines completed<\/td>\r\n <\/tr>\r\n
24<\/td>\r\n 3\/12 05:46:00<\/td>\r\n 54,000 <\/td>\r\n 15.00 <\/td>\r\n Freshwater injection by fire engines resumed<\/td>\r\n <\/tr>\r\n
25<\/td>\r\n 3\/12 10:40:00<\/td>\r\n 71,650 <\/td>\r\n 19.90 <\/td>\r\n High dose rate measured at the main gate after attempts to open the small S\/C vent valve<\/td>\r\n <\/tr>\r\n
26<\/td>\r\n 3\/12 14:30:00<\/td>\r\n 85,440 <\/td>\r\n 23.73 <\/td>\r\n PCV pressure decrease confirmed upon AO valve operation on S\/C side for PCV venting at 10:17<\/td>\r\n <\/tr>\r\n
27<\/td>\r\n 3\/12 14:53:00<\/td>\r\n 86,820 <\/td>\r\n 24.12 <\/td>\r\n Freshwater injection completed<\/td>\r\n <\/tr>\r\n
28<\/td>\r\n 3\/12 15:27:00<\/td>\r\n 88,860 <\/td>\r\n 24.68 <\/td>\r\n PCV venting valve closed<\/td>\r\n <\/tr>\r\n
29<\/td>\r\n 3\/12 15:36:00<\/td>\r\n 89,400 <\/td>\r\n 24.83 <\/td>\r\n Unit-1 reactor building exploded<\/td>\r\n <\/tr>\r\n
30<\/td>\r\n 3\/12 19:04:00<\/td>\r\n 101,880 <\/td>\r\n 28.30 <\/td>\r\n Seawater injection started by fire engines<\/td>\r\n <\/tr>\r\n
31<\/td>\r\n 3\/12 21:45:00<\/td>\r\n 111,540 <\/td>\r\n 30.98 <\/td>\r\n Seawater injection stopped<\/td>\r\n <\/tr>\r\n
32<\/td>\r\n 3\/12 23:50:00<\/td>\r\n 119,040 <\/td>\r\n 33.07 <\/td>\r\n Seawater injection resumed<\/td>\r\n <\/tr>\r\n
33<\/td>\r\n 3\/14 01:10:00<\/td>\r\n 210,240 <\/td>\r\n 58.40 <\/td>\r\n Seawater injection stopped<\/td>\r\n <\/tr>\r\n
34<\/td>\r\n 3\/14 20:00:00<\/td>\r\n 278,040 <\/td>\r\n 77.23 <\/td>\r\n Seawater injection resumed<\/td>\r\n <\/tr>\r\n <\/tbody>\r\n<\/table>\r\n\r\n
\r\nback<\/a>\r\n<\/div>\r\n","protected":false},"excerpt":{"rendered":"1\u53f7\u6a5f\u306e\u4e8b\u8c61\u9032\u5c55 \u4ee5\u4e0b\u3001NEA\/CSNI\u201cBenchmark Study of the Accident at the Fukushima Daiichi Nuclear Power Plant (BSAF Projec […]","protected":false},"author":1,"featured_media":0,"parent":427,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"class_list":["post-2710","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/fdada.info\/fdada\/wp-json\/wp\/v2\/pages\/2710","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fdada.info\/fdada\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/fdada.info\/fdada\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/fdada.info\/fdada\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fdada.info\/fdada\/wp-json\/wp\/v2\/comments?post=2710"}],"version-history":[{"count":1,"href":"https:\/\/fdada.info\/fdada\/wp-json\/wp\/v2\/pages\/2710\/revisions"}],"predecessor-version":[{"id":2711,"href":"https:\/\/fdada.info\/fdada\/wp-json\/wp\/v2\/pages\/2710\/revisions\/2711"}],"up":[{"embeddable":true,"href":"https:\/\/fdada.info\/fdada\/wp-json\/wp\/v2\/pages\/427"}],"wp:attachment":[{"href":"https:\/\/fdada.info\/fdada\/wp-json\/wp\/v2\/media?parent=2710"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}