{"id":16273,"date":"2024-11-17T15:43:59","date_gmt":"2024-11-17T08:43:59","guid":{"rendered":"https:\/\/vinatom.gov.vn\/?p=16273"},"modified":"2024-11-15T15:48:19","modified_gmt":"2024-11-15T08:48:19","slug":"tai-khoi-dong-to-may-so-2-nha-may-dien-hat-nhan-onagawa","status":"publish","type":"post","link":"https:\/\/vinatom.gov.vn\/tai-khoi-dong-to-may-so-2-nha-may-dien-hat-nhan-onagawa\/","title":{"rendered":"T\u00e1i kh\u1edfi \u0111\u1ed9ng t\u1ed5 m\u00e1y s\u1ed1 2 nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n ONAGAWA"},"content":{"rendered":"

<\/p>\n

Khi tr\u1eadn \u0111\u1ed9ng \u0111\u1ea5t l\u1edbn \u1edf ph\u00eda \u0110\u00f4ng Nh\u1eadt B\u1ea3n x\u1ea3y ra v\u00e0o n\u0103m 2011,c\u01a1n s\u00f3ng th\u1ea7n c\u00f3 chi\u1ec1u cao 13 m\u00e9t \u0111\u00e3 qu\u00e9t qua Nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n Onagawa. M\u1eb7c d\u00f9 to\u00e0n b\u1ed9 b\u00e1n \u0111\u1ea3o Oshika, n\u01a1i \u0111\u1eb7t nh\u00e0 m\u00e1y \u0111i\u1ec7n b\u1ecb l\u00fan kho\u1ea3ng 1 m\u00e9t nh\u01b0ng s\u00f3ng th\u1ea7n kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn v\u00ec nh\u00e0 m\u00e1y \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean \u0111\u1ea5t li\u1ec1n cao 14,8 m\u00e9t so v\u1edbi m\u1ef1c n\u01b0\u1edbc bi\u1ec3n v\u00e0o th\u1eddi \u0111i\u1ec3m x\u00e2y d\u1ef1ng. M\u1eb7c d\u00f9 m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb b\u1ecb h\u01b0 h\u1ecfng nh\u01b0ng c\u1ea3 ba l\u00f2 ph\u1ea3n \u1ee9ng \u0111\u1ec1u \u0111\u01b0\u1ee3c \u0111\u00f3ng c\u1eeda an to\u00e0n. Ngay sau tr\u1eadn \u0111\u1ed9ng \u0111\u1ea5t l\u1edbn n\u00e0y, Nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n Onagawa \u0111\u00e3 tr\u1edf th\u00e0nh trung t\u00e2m s\u01a1 t\u00e1n cho ng\u01b0\u1eddi d\u00e2n \u0111\u1ecba ph\u01b0\u01a1ng.<\/p>\n

<\/p>\n

C\u00f4ng ty \u0110i\u1ec7n l\u1ef1c Tohoku b\u1eaft \u0111\u1ea7u x\u00e2y d\u1ef1ng c\u00e1c bi\u1ec7n ph\u00e1p an to\u00e0n v\u00e0o th\u00e1ng 5 n\u0103m 2013. T\u01b0\u1eddng ch\u1eafn s\u00f3ng \u0111\u00e3 \u0111\u01b0\u1ee3c n\u00e2ng l\u00ean \u0111\u1ed9 cao 29 m\u00e9t so v\u1edbi m\u1ef1c n\u01b0\u1edbc bi\u1ec3n \u0111\u1ec3 \u1ee9ng ph\u00f3 v\u1edbi c\u01a1n s\u00f3ng th\u1ea7n m\u1edbi \u0111\u01b0\u1ee3c d\u1ef1 \u0111o\u00e1n c\u00f3 chi\u1ec1u cao 23,1 m\u00e9t. T\u1ed5ng chi\u1ec1u d\u00e0i bao quanh nh\u00e0 m\u00e1y l\u00e0 800 m\u00e9t. Nh\u00e0 m\u00e1y c\u0169ng \u0111\u01b0\u1ee3c trang b\u1ecb m\u1ed9t b\u1ec3 ch\u1ee9a n\u01b0\u1edbc c\u00f3 dung t\u00edch kho\u1ea3ng 10.000 m\u00e9t kh\u1ed1i, c\u00f3 th\u1ec3 d\u00f9ng l\u00e0m n\u01b0\u1edbc l\u00e0m m\u00e1t cho l\u00f2 ph\u1ea3n \u1ee9ng trong 7 ng\u00e0y.<\/p>\n

<\/p>\n

C\u00f4ng ty \u0110i\u1ec7n l\u1ef1c Tohoku \u0111\u00e3 n\u1ed9p \u0111\u01a1n xin \u0111\u00e1nh gi\u00e1 an to\u00e0n l\u00ean \u1ee7y ban qu\u1ea3n l\u00fd v\u00e0o th\u00e1ng 12 n\u0103m 2013. Sau khi ki\u1ec3m tra c\u1ea9n th\u1eadn, l\u00f2 ph\u1ea3n \u1ee9ng (BWR) t\u01b0\u01a1ng t\u1ef1 v\u1edbi l\u00f2 ph\u1ea3n \u1ee9ng c\u1ee7a Nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n Fukushima Daiichi, v\u00e0 \u0111\u00e3 v\u01b0\u1ee3t qua cu\u1ed9c ki\u1ec3m tra v\u00e0o th\u00e1ng 2 n\u0103m 2020. V\u00e0o th\u00e1ng 11 n\u0103m 2020, ch\u00ednh quy\u1ec1n \u0111\u1ecba ph\u01b0\u01a1ng \u0111\u00e3 \u0111\u1ed3ng \u00fd kh\u1edfi \u0111\u1ed9ng l\u1ea1i, nh\u01b0ng ph\u1ea3i m\u1ea5t th\u1eddi gian \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c c\u00f4ng vi\u1ec7c x\u00e2y d\u1ef1ng nh\u01b0 gia c\u1ed1 ch\u1ed1ng \u0111\u1ed9ng \u0111\u1ea5t v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y cho thi\u1ebft\u00a0b\u1ecb d\u00e0nh ri\u00eang cho BWR. Chu\u1ed7i c\u00f4ng vi\u1ec7c b\u1ed5 sung n\u00e0y \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh v\u00e0o th\u00e1ng 5\u00a0n\u0103m 2024.<\/p>\n

<\/p>\n

Kho\u1ea3ng 40% nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh t\u1ea1i Nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n Onagawa ch\u01b0a c\u00f3 kinh nghi\u1ec7m v\u1eadn h\u00e0nh nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n, nh\u01b0ng h\u1ecd \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o th\u00f4ng qua thi\u1ebft b\u1ecb m\u00f4 ph\u1ecfng b\u00ean trong nh\u00e0 m\u00e1y \u0111i\u1ec7n. Trong n\u0103m 2023, thi\u1ebft b\u1ecb n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng 65 l\u1ea7n, v\u1edbi t\u1ef7 l\u1ec7 s\u1eed d\u1ee5ng c\u00e1c trang thi\u1ebft b\u1ecb tr\u00ean 90%. Ngo\u00e0i ra, nh\u00e2n s\u1ef1 c\u00f2n \u0111\u01b0\u1ee3c c\u1eed \u0111\u1ebfn c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n c\u00f3 c\u1ea5u tr\u00fac tuabin t\u01b0\u01a1ng t\u1ef1, c\u00e1c nh\u00e0 m\u00e1y PWR \u0111ang v\u1eadn h\u00e0nh c\u1ee7a c\u00e1c c\u00f4ng ty kh\u00e1c v\u00e0 c\u00e1c nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n c\u1ee7a M\u1ef9 \u0111\u1ec3 n\u00e2ng cao k\u1ef9 n\u0103ng.<\/p>\n

<\/p>\n

V\u00e0o ng\u00e0y 30 th\u00e1ng 10, Th\u1ed1ng \u0111\u1ed1c Murai c\u1ee7a t\u1ec9nh n\u01a1i \u0111\u1eb7t nh\u00e0 m\u00e1y \u0111i\u1ec7n (t\u1ec9nh Miyagi), ng\u01b0\u1eddi ch\u1ecbu tr\u00e1ch nhi\u1ec7m l\u1eadp k\u1ebf ho\u1ea1ch s\u01a1 t\u00e1n d\u00e2n c\u01b0 trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra th\u1ea3m h\u1ecda h\u1ea1t nh\u00e2n, \u0111\u00e3 k\u00eau g\u1ecdi C\u00f4ng ty \u0110i\u1ec7n l\u1ef1c Tohoku th\u1ef1c hi\u1ec7n tri\u1ec7t \u0111\u1ec3 c\u00e1c bi\u1ec7n ph\u00e1p an to\u00e0n v\u00e0 y\u00eau c\u1ea7u th\u1ef1c hi\u1ec7n c\u00e1c k\u1ebf ho\u1ea1ch s\u01a1 t\u00e1n d\u00e2n c\u01b0 ph\u00f9 h\u1ee3p th\u00f4ng qua \u0111\u00e0o t\u1ea1o. \u00d4ng k\u00eau g\u1ecdi c\u1ea7n thi\u1ebft ph\u1ea3i xem x\u00e9t v\u00e0 ho\u00e0n th\u00e0nh s\u1edbm c\u00e1c tuy\u1ebfn \u0111\u01b0\u1eddng s\u01a1 t\u00e1n c\u1ee7a \u0111\u1ecba ph\u01b0\u01a1ng v\u00e0 c\u1ee7a nh\u00e0 n\u01b0\u1edbc.<\/p>\n

<\/p>\n

V\u00e0o ng\u00e0y 3 th\u00e1ng 11, trong qu\u00e1 tr\u00ecnh kh\u1edfi \u0111\u1ed9ng t\u1ed5 m\u00e1y s\u1ed1 2 c\u1ee7a Nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n Onagawa, \u0111\u00e3 ph\u00e1t hi\u1ec7n b\u1ea5t th\u01b0\u1eddng c\u1ee7a thi\u1ebft b\u1ecb d\u00f9ng \u0111\u1ec3 hi\u1ec7u ch\u1ec9nh m\u00e1y d\u00f2 neutron. Sau khi \u0111\u00f3ng c\u1eeda l\u00f2 ph\u1ea3n \u1ee9ng v\u00e0o ng\u00e0y 4 th\u00e1ng 11 v\u00e0 ti\u1ebfn h\u00e0nh ki\u1ec3m tra, ng\u00e0y 11 th\u00e1ng 11 \u0111\u00e3 c\u00f3 th\u00f4ng b\u00e1o r\u1eb1ng nguy\u00ean nh\u00e2n c\u1ee7a v\u1ee5 vi\u1ec7c l\u00e0 do m\u1ed9t b\u1ed9 ph\u1eadn ch\u1ee9a thi\u1ebft b\u1ecb b\u1ecb bong ra. Ng\u00e0y 13\/11, sau khi c\u00e1c bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c tri\u1ec3n khai, kh\u1edfi \u0111\u1ed9ng l\u1ea1i \u0111\u01b0\u1ee3c b\u1eaft \u0111\u1ea7u.<\/p>\n

<\/p>\n

Nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n l\u00e0 c\u01a1 s\u1edf c\u00f3 nhi\u1ec1u t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn x\u00e3 h\u1ed9i. Nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n Onagawa \u0111\u00e3 kh\u1edfi \u0111\u1ed9ng l\u1ea1i, nh\u01b0ng \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i th\u1ef1c hi\u1ec7n tri\u1ec7t \u0111\u1ec3 c\u00e1c bi\u1ec7n ph\u00e1p an to\u00e0n, \u0111\u1ea3m b\u1ea3o n\u0103ng l\u1ef1c cho nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh, t\u0103ng c\u01b0\u1eddng k\u1ebf ho\u1ea1ch s\u01a1 t\u00e1n d\u00e2n c\u01b0 v\u00e0 ho\u00e0n thi\u1ec7n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng trong tr\u01b0\u1eddng h\u1ee3p kh\u1ea9n c\u1ea5p, ng\u0103n ng\u1eeba s\u1ef1 c\u1ed1 b\u1ea5t th\u01b0\u1eddng v\u1ec1 thi\u1ebft b\u1ecb v\u00e0 \u0111\u00f3ng c\u1eeda nh\u00e0 m\u00e1y \u0111i\u1ec7n m\u1ed9t c\u00e1ch an to\u00e0n trong tr\u01b0\u1eddng h\u1ee3p c\u00f3 b\u1ea5t th\u01b0\u1eddng v.v c\u1ea7n thi\u1ebft ph\u1ea3i ch\u00fa \u00fd \u0111\u1ebfn s\u1ef1 quan t\u00e2m c\u1ee7a x\u00e3 h\u1ed9i trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh nh\u00e0 m\u00e1y.<\/p>\n

<\/p>\n

Ngu\u1ed3n tham kh\u1ea3o\uff1aTh\u1eddi b\u00e1o kinh t\u1ebf Nh\u1eadt B\u1ea3n, B\u00e1o \u0110i\u1ec7n L\u1ef1c, NHK, C\u00f4ng ty \u0110i\u1ec7n l\u1ef1c Tohoku<\/em><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

T\u1ed5 m\u00e1y s\u1ed1 2 c\u1ee7a Nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n Onagawa c\u1ee7a C\u00f4ng ty \u0111i\u1ec7n l\u1ef1c Tohoku \u0111\u00e3 kh\u1edfi \u0111\u1ed9ng l\u1ea1i v\u00e0o ng\u00e0y 29 th\u00e1ng 10. \u0110i\u1ec1u n\u00e0y \u0111\u00e3 ch\u1ea5m d\u1ee9t t\u00ecnh tr\u1ea1ng \u201cKh\u00f4ng nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n\u201d \u1edf mi\u1ec1n \u0111\u00f4ng Nh\u1eadt B\u1ea3n v\u1ed1n k\u00e9o d\u00e0i k\u1ec3 t\u1eeb khi T\u1ed5 m\u00e1y s\u1ed1 3 Nh\u00e0 […]<\/p>\n","protected":false},"author":1,"featured_media":15903,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-16273","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chuyen-muc-tin-dien-hat-nhan-nhat-ban"],"_links":{"self":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts\/16273","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/comments?post=16273"}],"version-history":[{"count":3,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts\/16273\/revisions"}],"predecessor-version":[{"id":16276,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts\/16273\/revisions\/16276"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/media\/15903"}],"wp:attachment":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/media?parent=16273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/categories?post=16273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/tags?post=16273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}