1/ Bi tpA/ Mn an ton NMDHN1. Lit k nhung muc tiu v tiu chi co ban an ton NMDHN.(antoancumtbi)1. M ta ly thuyt an ton xac sut (52_atcumtbi 14)v cac phn cp ap dung trong LPUHN.(53)B/ Mn vn hnh NMDHN1. M ta nhung uu dim v khuyt dim cua nhung bo thanh diu khin(31) v axit boric(32) dung trong qua trinh diu khin v vn hnh NMDHN, di voi trang thit bi v tNLHN cua tm lo PUHN.1. So sanh v dac dim cua vn hnh LPUHN theo Phuong phap A v G (1) Cu trc c s ca thang phn loi theo tiu ch an ton.Cc s kin c phn loi theo Thang phn loi 7 mc: cc mc cao (4-7) c gi l s c, cc mc thp (1-3) l trc trc. Cc s kin khng ng k v mt an ton c phn loi mc 0 v c gi l li. Cc s kin khng nh hng g n an ton gi l ngoi thang phn loi. Cu trc ca thang c biu din di dng mt ma trn cc t kha. Cc s kin c xem xt trn phng din 3 tiu ch an ton trong cc ct tng ng: nh hng phng x ra bn ngoi, nh hng phng x ti ch v kh nng bo v h hi theo chiu su.McTiu ch an ton

nh hng ngoic snh hng ti chS suy gim bo v theo chiu su

7. S c rt nghim trngThot phng x nhiu nh hng sc khe v mi trng phm vi rng

6. S c nghim trngThot phng x ng k; cn thc hin y cc bin php khc phc d kin

5. S c gy hu qu ra ngoiThot phng x hn ch; cn thc hin mt phn cc bin php khc phc d kinVng hot l phn ng/Cc lp bo v phng x b h hi nghim trng

4.Su c khng gy hu qu ng k ra bn ngoiThot phng x t: dn chng b nhim x mc gii hn quy nhVng hot l phn ng/Cc lp bo v phng x b h hi ng k/Cng nhn b nhim x nguy kch

3.Trc trc nghim trngThot phng x rt t: dn chng b nhim x ch mc mt phn gii hn quy nhNhim x lan truyn nng/nh hng nng n sc khe ngi cng nhnGn mc s c; Cc lp bo v b ph hy

2.Trc trcNhim x lan truyn ng k/Cng nhn b nhim x qu liuH hi ng k h thng bo v d phng

1.Su kin bt thngS kin bt thng vt qu ch vn hnh c php

0.LiKhngAn tonng k

S kin ngoi thangKhng ng k v an ton

Ct th hai trong bng c lin quan n cc s kin lm thot cht phng x ra ngoi c s ht nhn. Cht phng x thot ra ngoi l nguyn nhn ca nhng nh hng trc tip n dn chng. im thp nht trong ct ny th hin mc thot cht phng x lm nhim x nhm ngi nguy kch tng ng mt phn mi gii hn liu hng nm i vi ngi dn; im ny c phn loi mc 3. Liu lng y cng tng ng mt phn mi liu bc x hng nm t phng t nhin. Mc cao nht trong ct ny l mc tai nn rt nghim trng, gy hu qu lan rng v sc khe v mi trng.Ct th 3 nh gi nh hng ti ch ca s kin. N c t mc 2 (nhim x lan truyn v ngi cng nhn b chiu x qu liu) n mc 5 (vng hot l phn ng hoc cc lp che chn phng x b h hi nghim trng).Cc c s ht nhn c thit k sao cho cc lp bo v ngn chn c cc nh hng nghim trng ti ch hoc ngn chn nh hng ra bn ngoi, cn cc lp bo v tng cng c tc dng tng xng vi cc nh hng tim nng ti ch hoc nh hng ra bn ngoi. Tnh d phng ca cc lp bo v ny c gi l bo v theo chiu su. Ct th 4 ca bng lin quan n cc trc trc cc c s ht nhn hoc trong khi vn chuyn vt liu ht nhn c xy ra h hi d phng bo v theo chiu su. Ct ny gm cc mc s c t 1 n 3.Mt s kin c cc c trng ca hai tiu ch hoc nhiu hn, thng c phn loi mc cao hn s kin ch tng ng mt tiu ch. Cc s kin khng ti ngng ca mt tiu ch no, c xp vo mc 0.