① Ipilẹ BIN (Idamo abẹlẹ ti Deede) kọju si imọ-ẹrọ naa
② Oluyanju multispectrum MCA, alugoridimu iṣiro SIGMA abuda kan
③ iṣẹ NORM (40K) Iyatọ ni iyara laarin atọwọda ti o wọpọ ati awọn nuclides adayeba (fun apẹẹrẹ40K,232T)
④ Iṣẹ idanimọ Nuclide (pẹlu iwadii iṣuu soda iodide / iyan)
⑤ Apapọ aṣawari iṣuu soda iodide ati olutupalẹ spectrometer agbara multichannel MCA le ṣe iyatọ deede laarin awọn nuclides iṣoogun, awọn nuclides ile-iṣẹ, ati awọn radionuclides adayeba.
| Adayeba nuclide | 40K,226Ra,232Th |
| nuclide ise | 241Emi,137Cs,60àjọ,57àjọ,22Nà,133Ba,54Mn,88Y |
| egbogi nuclides | 131emi,201Tl,203Hg,18F,99mTc,99Mo,192Ir |
| Awọn ohun elo iparun pataki | 57àjọ,152Eu,238U |
⑥ Iṣapẹẹrẹ iyara to gaju (yara: 200ms)
| ise agbese orukọ | Paramita alaye |
| Orisi ti aṣawari | Awo ṣiṣu scintillator + ariwo kekere photomultiplier tube |
| Iwọn didun oluwari | 5,10,15 iyan pẹlu iwadii meji (iwadii aiyipada aiyipada ilẹkun) |
| O pọju kọja oṣuwọn | 106cps |
| agbara ibiti o | 25keV ~ 3MeV |
| ifamọ | m5000cps / (Sv / h) (10 L, ojulumo137Cs) |
| Iwari isalẹ iye to | Agbara lati ṣe iwari itankalẹ loke abẹlẹ ti 5nSv / h |
| Iyan ọkan, tube neutroni |
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| Iyan dinnuclide idanimọ |
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1. Iṣiṣẹ wiwa aimi (AB)
A. Aimi erin ṣiṣe ti awọn ẹlẹsẹ monitoring eto
| ipanilara orisun | Agbara akọkọkeV | Aimi erin ṣiṣe | Iwọn iwọn lilo ni 1.5m / (nSv.h-1/MBq | |
| s-1/MBq | s-1/(nSv.h-1) | |||
| 241Am | 60 | ≥220 | ≥94 | 2.3 |
| 57Co | 122.136 | ≥840 | ≥90 | 9.3 |
| 137Cs | 662 | ≥960 | ≥23 | 42 |
| 60Co | 1173,1332 | ≥1800 | ≥11 | 160 |
| 133Ba | 3.181.302.356 | ≥1680 | ≥73 | 23 |
tú:
1. 252Cf orisun idanwo neutroni boṣewa pẹlu orisun neutroni ti o lagbara ti 12000 / s (1 ± 20%) ni a gbe si ipo ti aaye itọkasi oluwari
2. Iwọn iṣiro neutroni yoo pade ibeere ti oṣuwọn kika> 100 (1 ± 20%) / s
Aimi erin ṣiṣe ti B-kana package monitoring eto
| ipanilara orisun | Agbara akọkọkeV | Aimi erin ṣiṣe | Iwọn iwọn lilo ni 1.5m / (nSv.h-1/MBq | |
| s-1/MBq | s-1/(nSv.h-1) | |||
| 241Am | 59.5 | ≥480 | ≥92 | 5.2 |
| 57Co | 122.136 | ≥2400 | ≥114 | 21 |
| 137Cs | 662 | ≥2640 | ≥28 | 95 |
| 60Co | 1173,1332 | ≥5760 | ≥16 | 360 |
| 133Ba | 3.181.302.356 | ≥4560 | ≥88 | 52 |
2. ifamọ erin
Eto ibojuwo ẹlẹsẹ ati eto ibojuwo package laini
Arinkiri: iṣeeṣe iwari f 90% iyara v=1.2m/s
Laini package: iṣeeṣe ibere f 90% iyara v = 1m / s
| ipanilara orisun | Iṣẹ-ṣiṣe tabi didara |
| 137Cs | 0.08MBq |
| 60Co | 0.02MBq |
| 241Am | 2.27MBq |
3. Anti-kikọlu iṣẹ ti awọn neutroni oluwari
Nigbati orisun 60Co kan ṣe agbekalẹ oṣuwọn iwọn lilo ni aarin jiometirika ti oju oluwari neutroni ti eto ibojuwo, ti o tobi ju 120 Sv / h, eto ibojuwo ko yẹ ki o fa itaniji neutroni kan
4. Iwọn itaniji eke: 0.01% (, neutroni)
Iṣeeṣe ti itaniji eto wiwa ti o ṣẹlẹ nipasẹ awọn nkan ti kii ṣe ipanilara tabi ti kii ṣe SNM
5. apọju abuda
Nigbati iwọn iwọn iwọn oju oluwari jẹ> 120 Sv / h, eto ibojuwo yoo ṣetọju ipo itaniji ati pada si ipo ẹhin, ati akoko idasilẹ itaniji kere ju 60s.
6. Aitasera ifamọ
Laarin ibiti o wa ni agbegbe wiwa
Arinkiri ± 25% Apo ila ± 25%
Oṣuwọn Misalam
Ni agbegbe iduroṣinṣin:
Lo sensọ aaye, awọn akoko 10000, oṣuwọn itaniji eke 1
Laisi lilo sensọ ti n gbe, oṣuwọn itaniji eke ati oṣuwọn aiṣedeede jẹ lilo lẹẹkan laarin wakati 12
γ Idahun Radiation
Gba awọn akoko 50, itaniji 49 igba
Ibinu
Ju 100 v S / h, itaniji itankalẹ giga kan ti jade ati yọkuro laarin iṣẹju 1 lẹhin ti orisun naa ti lọ.
Itaniji neutroni ti o fa Radiation
Ko si itaniji neutroni ti nfa nigbati iwọn iwọn lilo ti γ-ray ba de 100 Sv / h
Ipa abẹlẹ
Nigbati iyipada abẹlẹ ba tobi to lati fa iyipada nla ni iṣeeṣe itaniji, eto ibojuwo yoo funni ni kiakia ikilọ kan.
Nuclide idanimọ
| Adayeba nuclide | 40K,226Ra,232Th |
| nuclide ise | 241Emi,137Cs,60àjọ,57àjọ,22Nà,133Ba,54Mn,88Y |
| egbogi nuclides | 131emi,201Tl,203Hg,18F,99mTc,99Mo,192Ir |
| Awọn ohun elo iparun pataki | 57àjọ,152Eu,238U |
Akiyesi: Idanimọ nuclide ati wiwa neutroni jẹ iyan, kii ṣe ninu eto boṣewa
olusin 1. Package ati arinkiri Ìtọjú monitoring
