Ka la 24 Phato, Japane e ile ea bula phallo ea metsi a litšila a silafalitsoeng ke kotsi ea nyutlelie ea Fukushima Leoatleng la Pacific. Hajoale, ho ipapisitsoe le tlhaiso-leseling ea sechaba ea TEPCO ka Phuptjane 2023, likhoerekhoere tse lokiselitsoeng ho lahla haholo-holo li na le: mosebetsi oa H-3 o ka bang 1.4 x10⁵Bq / L; mosebetsi oa C-14 ke 14 Bq / L; I-129 ke 2 Bq / L; mosebetsi oa Co-60, Sr-90, Y-90, Tc-99, Sb-125, Te-125m le Cs-137 ke 0.1-1 Bq / L. Tabeng ena, ha re tsepamise maikutlo feela ho tritium ka metsi a litšila tsa nyutlelie, empa hape le ka likotsi tse ka 'nang tsa e-ba teng tsa radionuclides tse ling. TepCO e senotse feela kakaretso ea α le β e felletseng ea ts'ebetso ea radioactive ea metsi a silafetseng, 'me ha ea ka ea senola lintlha tsa mahloriso tsa li-nuclide tse chefo haholo tsa ultra-uranium tse kang Np-237, Pu-239, Pu-240, Am-240, Am-241, Am-243 le Cm-242, eo hape e leng e' ngoe ea likotsi tsa ts'ireletso ea metsi a nyutlelie. leoatle.
Tšilafalo ea mahlaseli a tikoloho ke tšilafalo e patiloeng, hang ha e hlahisoa e tla ba le tšusumetso e mpe ho baahi ba potolohileng. Ho phaella moo, haeba mecha ea litaba ea likokoana-hloko kapa ea phetisetso e potolohileng mohloli oa mahlaseli a kotsi a silafalitsoe ke radionuclide, e ka fetisoa ho tloha boemong bo tlaase ho ea boemong bo phahameng ka ketane ea lijo 'me e tsoela pele ho ntlafatsa ts'ebetsong ea phetisetso. Hang ha lintho tsena tse silafatsang tsa mahlaseli a kotsi li kena ’meleng oa motho ka lijo, li ka bokellana ’meleng oa motho, e leng se ka ’nang sa ama bophelo ba motho.
E le ho fokotsa kapa ho qoba kotsi ea ho pepesetsoa mahlaseli sechabeng le ho sireletsa bophelo ba sechaba ho isa tekanyong e phahameng, "Maemo a Machabeng a Tšireletso ea Motheo bakeng sa Tšireletso ea Radiation le Tšireletseho ea Mohloli oa Radiation" e bolela hore balaoli ba nang le bokhoni ba thehe boemo ba litšupiso bakeng sa li-radionuclides lijong.
Chaena, litekanyetso tse nepahetseng li entsoe bakeng sa ho lemoha li-radionuclid tse 'maloa tse tloaelehileng. Litekanyetso tsa ho fumanoa ha lintho tse nang le mahlaseli a kotsi lijong li kenyelletsa GB 14883.1 ~ 10- -2016 "Tekanyetso ea Sechaba ea Tšireletso ea Lijo: Boikemisetso ba lintho tse nang le mahlaseli a kotsi lijong" le GB 8538- -
2022 "Tekanyetso ea Sechaba ea Tšireletseho ea Lijo Ho noa Metsi a Tlhaho a Liminerale", GB / T 5750.13- -2006 "Radioactive Index bakeng sa Mekhoa e Tloaelehileng ea Tlhahlobo ea Metsi a Nooang", SN / T 4889- -2017 "Qeto ea γ Radionuclide ho Export Lijo tse nang le letsoai le phahameng", W4S-Mestances23 Substances ea Radio-T20 Lijo-241", joalo-joalo
Mekhoa ea ho lemoha radionuclide le lisebelisoa tsa ho lekanya lijong tse tloaelehileng ho latela maemo ke tse latelang:
| Sekaseka morero | lisebelisoa tsa ho hlahloba | Lisebelisoa tse ling tse khethehileng | maemo |
| α, β ts'ebetso e felletseng | Sebaka se tlase sa α, β counter | GB / T5750.13- -2006 Radioactive Index ea Mekhoa e Tloaelehileng ea Teko ea Metsi a Lehae le a Nooang | |
| tritium | K'haonta ea scintillation ea mokelikeli e tlase e tlase | Sesebelisoa sa ho lokisetsa sampole ea Organotritium-carbon; Sesebelisoa sa ho bokella mahloriso a Triitium ka metsing; | GB14883.2-2016 Determination of Radioactive Material Hydrogen-3 in Food, National Standard for Food Safety |
| Strontium-89 le strontium-90 | Sebaka se tlase sa α, β counter | GB14883.3-2016 Qeto ea Strr-89 le Strr-90 ho Maemo a Naha bakeng sa Polokeho ea Lijo | |
| Adventitia-147 | Sebaka se tlase sa α, β counter | GB14883.4-2016 Qeto ea Lintho tse Hlahisang Mahlaseli Lijong-147, Maemo a Naha bakeng sa Polokeho ea Lijo | |
| Polonium-210 | α spectrometer | Sediments tsa motlakase | GB 14883.5-2016 Qeto ea Polonium-210 ho Maemo a Naha bakeng sa Polokeho ea Lijo |
| Rum-226 le radium-228 | Radon Thorium Analyzer | GB 14883.6-2016 Melao ea Sechaba ea Tšireletso ea Lijo | |
| Thorium ea tlhaho le uranium | Spectrophotometer, trace uranium analyzer | GB 14883.7-2016 Qeto ea Thorium ea Tlhaho le Uranium joalo ka Lisebelisoa tsa Radioactive ho Maemo a Naha bakeng sa Polokeho ea Lijo | |
| Plutonium-239, plutonium-24 | α spectrometer | Sediments tsa motlakase | GB 14883.8-2016 Qeto ea plutonium-239 le plutonium-240 radioactive substances ho Maemo a Naha a Polokeho ea Lijo. |
| Iodine-131 | Bohloeki bo phahameng ba germanium γ spectrometer | GB 14883.9-2016 Qeto ea Iodine-131 ho Lijo, Tekanyetso ea Naha ea Tšireletso ea Lijo |
tlhahiso ea lihlahisoa
thepa ea ho metha
Khaontara ea αβ ea mokokotlo o tlase
Brand: mochini oa kernel
Nomoro ea mohlala: RJ 41-4F
Boemo ba sehlahisoa:
Sesebelisoa sa ho lekanya sa mofuta oa phallo α, β se sebelisoa haholo-holo bakeng sa disampole tsa tikoloho, tshireletso ea mahlaseli, meriana le bophelo bo botle, saense ea temo, tlhahlobo ea thepa e tsoang kantle ho naha, tlhahlobo ea jeoloji, setsi sa matla a nyutlelie le likarolo tse ling tsa metsi, disampole tsa baeloji, aerosol, lijo, meriana, mobu, lejoe le mecha e meng ea litaba ka kakaretso ea α kelo ea β.
Tšireletso e teteaneng ea lead ka phaposing ea litekanyo e netefatsa bokamorao bo tlase haholo, ts'ebetso e phahameng ea ho lemoha bakeng sa disampole tse tlase tsa ts'ebetso ea radioactive, 'me likanale tse 2,4,6,8,10 li ka etsoa.
High-purity germanium γ spectrometer ea matla
Brand: mochini oa kernel
Nomoro ea mohlala: RJ46
Boemo ba sehlahisoa:
RJ 46 digital high purity germanium low background spectrometer haholo-holo e kenyelletsa spectrometer e ncha ea high pure pure germanium low background spectrometer. Sesebelisoa sa spectrometer se sebelisa mokhoa oa ho bala ketsahalo ea likaroloana ho fumana matla (amplitude) le tlhahisoleseding ea nako ea pontšo ea tlhahiso ea HPGe detector le ho e boloka.
α spectrometer
Brand: mochini oa kernel
Nomoro ea mohlala: RJ49
Boemo ba sehlahisoa:
Theknoloji ea alpha energy spectroscopy le lisebelisoa li 'nile tsa sebelisoa haholo tlhahlobo ea tikoloho le bophelo bo botle (joalo ka tekanyo ea bathorium aerosol, tlhahlobo ea lijo, bophelo bo botle ba batho, joalo-joalo), ho hlahloba mehloli ea lintho (ore ea uranium, oli, khase ea tlhaho, joalo-joalo) le tlhahlobo ea sebopeho sa geological (joalo ka mehloli ea metsi a ka tlas'a lefatše, ho fokotseha ha geological) le likarolo tse ling.
RJ 494-channel Alpha spectrometer ke sesebelisoa sa semiconductor sa PIPS se ikemetseng se entsoeng ke Shanghai Renji Instrument Co., Ltd. The spectrometer e na le litsela tse 'nè tsa α, e' ngoe le e 'ngoe ea tsona e ka lekanyetsoa ka nako e le' ngoe, e ka khutsufatsang haholo litšenyehelo tsa nako ea teko le ho fumana kapele liphello tsa liteko.
K'haonta ea scintillation ea mokelikeli e tlase e tlase
Lebitso: HIDEX
Nomoro ea mohlala: 300SL-L
Boemo ba sehlahisoa:
Liquid scintillation counter ke mofuta oa lisebelisoa tse hlokolosi haholo tse sebelisoang haholo ho methang e nepahetseng ea radioactive α le β nuclide mecheng ea litaba ea mokelikeli, joalo ka radioactive tritium, carbon-14, iodine-129, strontium-90, ruthenium-106 le li-nuclide tse ling.
Radium analyzer ea metsi
Lebitso: PYLON
Mohlala: AB7
Boemo ba sehlahisoa:
Pylon AB7 Portable Radiological Monitor ke moloko o latelang oa lisebelisoa tsa boemo ba laboratori tse fanang ka tekanyo e potlakileng le e nepahetseng ea litaba tsa radon.
Lisebelisoa tse ling tse khethehileng
Sesebelisoa sa ho bokella mahloriso a Triitium ka metsing
Lebitso: Yi Xing
Nomoro ea mohlala: ECTW-1
Boemo ba sehlahisoa:
Bongata ba tritium metsing a leoatle bo batla bo le tlase, esita le lisebelisoa tse ntle ka ho fetisisa tsa ho lemoha li ke ke tsa lekanyetsoa, ka hona, lisampole tse nang le bokaholimo bo tlase li hloka ho hlahlojoa esale pele, ke hore, mokhoa oa mahloriso oa electrolysis.ECTW-1 tritium electrolytic collectors e hlahisoang ke k'hamphani ea rona e sebelisoa haholo-holo bakeng sa khatello ea electrolytic ea tritium metsing a boemo bo tlaase, e ka tsepamisang lisampole tsa tritium ka tlas'a moeli oa ho lemoha ha khaontara ea flash flash ho fihlela e ka lekanngoa ka nepo.
Sesebelisoa sa ho lokisa sampole ea Organotritium-carbon
Lebitso: Yi Xing
Nomoro ea mohlala: OTCS11 / 3
Boemo ba sehlahisoa:
OTCS11 / 3 Organic tritium carbon sampling device e sebelisa molao-motheo oa lisampole tsa manyolo tlas'a mocheso o phahameng oa oxidation sebakeng sa mocheso o phahameng oa aerobic ho hlahisa metsi le carbon dioxide, ho lemoha tlhahiso ea tritium le carbon-14 ka lisampole tsa likokoana-hloko, tse loketseng phekolo e latelang, k'hamera ea scintillation ea metsi ho lekanya mosebetsi oa tritium le carbon-14.
Sediments tsa motlakase
Lebitso: Yi Xing
Nomoro ea mohlala: RWD-02
Boemo ba sehlahisoa:
RWD-02 ke α spectrometer e ntlafalitsoeng ke Shanghai Yixing Electromechanical Equipment Co., Ltd. e ipapisitseng le lilemo tsa boiphihlelo ba sampole pele ho kalafo. E etselitsoe tokiso ea disampole tsa tlhahlobo ea matla a α, 'me e loketse meriana ea nyutlelie le lipatlisiso tsa radioisotope le sebaka sa ts'ebeliso.
α spectrometer ke se seng sa lisebelisoa tsa bohlokoa tsa laboratori ea tlhahlobo ea mahlaseli 'me e ka sekaseka li-nuclide ka ho bola ha α. Haeba ho bohlokoa ho fumana liphetho tse nepahetseng tsa tlhahlobo, mohato oa bohlokoa haholo ke ho etsa lisampole. RWD-02 electrodeposition er e bonolo ho sebetsa, e nolofatsang haholo ts'ebetso ea ho etsa sampole, ho etsa lisampole tse peli ka nako e le 'ngoe le ho ntlafatsa katleho ea lisampole.
Nako ea poso: Oct-31-2023