"Fukushima-1": hatsari da nasa sakamakon

A hatsari a "Fukushima-1" da aka sa da girgizar kasa da kuma tarzomar tsunami. By kanta, da tashar da wani gefe kuma zai gagara daya daga cikin halitta mataki.

Da hatsari sa a gaskiyar cewa a shuka rushe kawai biyu bala'o'i. Saboda da girgizar kasa cire haɗin babban ikon tashar, nan da nan bayan da suka hada da gaggawa janareto, amma su ma sun ba aiki na dogon lokaci saboda tsunami.

hatsari Sanadin

NPP "Fukushima-1" da aka gina a cikin 70s na karshe karni da kuma a lokacin da hadarin ya kawai aka rabu amfani. Project nukiliya ikon shuka ba presuppose da wanzuwar controls kasawa, wanda zai zama a waje da aikin.

Kuma idan wata girgizar kasa tashar tsaya, da tsunami, kamar yadda aka ambata a sama, da NPP bar ba tare da wutar lantarki.

Kafin wannan hadarin aiki uku raka'a, kuma an bar su ba tare da sanyaya, kamar yadda wani sakamako - da coolant matakin ya ragu, amma da matsa lamba da cewa ya fara haifar da tururi, shi ne, a maimakon haka, kara.

A ci gaba da bala'i ya fara da farko naúrar. Don reactor ba lalace saboda high matsa lamba tururi sallami zuwa germooblochku yanke shawarar. Amma kuma matsin lamba ya karu cikin sauri a cikin shi.

Yanzu shi ne don adana shi ya fara tururi sallami kai tsaye cikin yanayi. Yana gudanar da tsare dakile, amma hydrogen, wanda aka kafa saboda denudation na man fetur leaked obstroyku reactor daki.

Duk wannan ya haddasa fashewa da farko ikon naúrar. Yana faru da rana bayan da girgizar kasa na 12 ga watan Maris. Fashewar partially halakar da kankare tsarin, amma reactor jirgin ruwa ba a lalace.

aukuwa

Bayan da fashewa a Unit ƙwarai karin matakan radiation, amma 'yan sa'o'i daga baya ya ragu. A cikin ƙasa na NPP "Fukushima-1" samfurori da aka dauka, da kuma karatu sun nuna gaban cesium. Wannan na nufi cewa tightness na reactor ne karye.

Don kwantar da reactor fara Pump teku ruwa. Kashegari ya juya daga abin da uku block lalace cikin tsarin na gaggawa sanyaya. Har ila yau, akwai tuhuma da cewa man fetur abubuwa suna partially fallasa, kuma zai iya sake faruwa fashewa da hydrogen.

Mun fara sauke nau'i-nau'i daga dakile kuma yin famfo seawater. Amma shi bai taimaka, kuma akwai wani fashewa a kan Maris 14. Duk da haka, da reactor jirgin ruwa da aka ba da suka ji rauni.

Ci gaba aikin a kan maido da wutar lantarki ga na farko da na biyu tubalan. Har ila yau ya ci gaba da tsotso ruwa da farko da kuma na uku tubalan.

A wannan rana kuma suka ƙaryata game da gaggawa sanyaya tsarin da kuma na biyu ikon naúrar. Starters tsotso seawater don sanyaya. Amma ba zato ba tsammani karye bawul don saki tururi da kuma pumped ruwa ya zama ba zai yiwu ba.

Amma wannan bala'i, "Fukushima-1" Ya ba ƙare. An fashewa a wani biyu ikon har yanzu yana da safe na Maris 15th. Nan da nan fashe ajiya na nukiliya man fetur a karo na hudu iko. The wuta da aka shãfe haskensu kawai bayan sa'o'i biyu.

Maris 17 safe fara sauke seawater da jirage masu saukar ungulu tubalan waha 3 da 4. Bayan da dizal tashar ya iya mayar da shida block, shi yiwuwa a tsotso ruwan ta wajen farashinsa.

hatsari kawar

Ga ma'aikata da tsarin zama na sarrafawa, shi ya ɗauki mayar da wutar lantarki. Kuma domin ta dawo da shi ya zama dole Pump da ruwa daga flooded injin turbin kantuna.

Duk wuya da cewa matakin radiation a cikin ruwa ya sosai high. The tambaya tashi: inda Pump fitar da ruwa. Don wannan karshen, mun yanke shawarar gina wata najasa magani shuka.

A kamfanin, wanda ke da mallakar da "Fukushima-1", ya ce cewa ta yi ya yi rashin 10 ton na ruwa tare da low radiation a cikin tẽku yantar up damar domin sosai rediyoaktif ruwa daga farko uku nukiliya ikon raka'a.

A cikin wannan shirin, da cikakken kawar da effects zai dauki game da shekara arba'in. Nukiliya reactors aka rufe, kuma ta fara cire ciyar nukiliya man fetur daga waha. Daga baya, "Fukushima-1" da cikakken dismantling na nukiliya reactors ya kamata su.

sakamakon hadarin

A sakamakon taron a zuba daga radiation. Gwamnatin yana fitad da mutane daga tazarar kilomita 20 zone a kusa da shuka. Bukaci da su fice wadanda suka rayu da nisan kilomita 30 daga makamashin nukiliya shuka "Fukushima-1".

Japan, "Fukushima-1" da kewaye gurbata da rediyoaktif abubuwa. Suna kuma samu a cikin ruwan sha, madara da kuma wasu sauran kayayyakin. Rate ya kasa da halatta, amma ga natsuwã ne su yi amfani da dan lokaci dakatar.

Gano radiation a seawater da kuma ƙasa. A wasu sassa na duniya ya karu bango radiation.

Bugu da kari ga gurbacewar muhalli, akwai kudi asarar. Tersa Company aka zamar masa dole ya biya diyya ga wadanda aka ci zarafinsu a cikin hatsari.

"Fukushima-1" a yau

Yau, nukiliya ikon shuke-shuke ci gaba liquidating aiki. A May 2015 akwai wani zuba na rediyoaktif ruwa. Har ila yau ya ci gaba da tsaftacewa ruwa da aka cire daga tubalan.

Wannan shi ne daya daga cikin manyan matsaloli. Sosai rediyoaktif ruwa mai yawa, da kuma a kan aiwatar da sanyaya reactors, shi ne ma fi. An pumped cikin na musamman a karkashin kasa kududdufai, hankali share.