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Hazard identification lectures
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ws Modute —
0
—Delermination OF Fae G Eaplaston Indox
ond Taxscity Index —
Fe Mex (14 Gr,)* + SP,,)
T= (K+ E) , (+ om. + SPAY
38
Prada Indiskey ey? HT
= pres Westy — ey} whiney
a mates Faeroe
GPK — Gensval Process Hazard
SPH — Speci te Process Hazard
F Fie & Explsin Indes
+
Toxicity nde
Hactivity Inds
Maxacal fatter
Flemmatitty ber
Tr. — og value of heathy Factor
TS — Max. allosatle tontentration (Al)
volun. focdor —(penabhy)
NEPA - diamonds
Fire Wavard (red (cass)
Health hero sta ctivity
im ‘we
sec,
hagacd boride)
ea —— Baathanic etackon
— Elodie stattion
STH — Process Mong
© abore Flashpoint (25)
© dgove Loiling point (0.60)
@ adore qutoiynitton (0.98)
—— Tesi¢ chemteal
careyry —_FeQ Brlosin Ieben “Taxitlty Indy
Cadeyory TE Fees TRS
Cadeyory TE 6s eas
{ Wrdermadink Bait + Bak
eat a 7 wena, erin
y
= 2.400 te 6ay x10}
= 6.55 410?
=
Vnicwradide, Beste. Baalt
eink event’ tent 4
= rgb + easayt
= 1.063 xig®
Whewediads Bsr
¥ x adsimadicde
cent 4 ened tink S
|
= L6xIO* K Ess xO?
| = lenge xis?
| a
Tot amt — = Wkevmadiok 4. x inevned eat 2
= NO4ENT? x Loca nig?
= leno
=
Dey,
Favtivulons| Desevi'ption)
be
Be |
Se
Sp
rc
Ps.
From Hy @ of te Raab ea analys,
Probasility of no Wyht in de voon
=(Ps4 Fa s+) tex(Por kash)
= ONO 4 ante GR 4 Lene)
RENT 2S Pe DEKS ty, & wi
"
0.0301 x 0, 01334
= 4.0503 ot
—=
1 rc
Ne Flew hea Monifald BI
mraniteld @ Fathi
=
Monika | [Meniaig
Sruptue | | btoccag.
c i 1
ie Fi pomp F pow
ramp F fran Fatlue Pimp F
Ae
6 Bi a
fey I
A — valve,
B —manihld of small size
E — pump
F — pump.
D — pusey supply,
T4K— costes.
W —maniSetd of lary sree Gieatq)
G mans Fold vf lage size
Be Burin — &
@O®
ed |
B
D
THK
EGF
adh
Roewier (RY
Oe
Fatlae | Nanre
A Valve failure
Stock] Vea
power Falla,
cable favluve
pump Faitan
ork lady
empty
PrOLeSiMhy
|
“iene? |
ano t
wig
LA Ise
panies
Hig >
18> _—_ 7 7 —
Prckatattity of Ro flow '
-{[o )
affects
5 7 5°
x[@xs?+ te?) + BrHtS? 4 (LT FHF 119 J)
ce eto) fuse) HF FOr WW] + (Boa + “ong
in
go) 4 tH GH 17H7)]
+ (anit + swst)} a eeatie
= 1061 x10”
K Analyzing ts faut Ese arvediy: modal —
—DMinimral cub sey —
HDithicark te FdanteLy atl Aha combtrodvons oF Failures heck From Me
foul bre ‘
To ovrveame ‘his —Serinintal Gar sets
Te poco ie also Enovn ae “Solving He Fault ete!
STEPS
TL. Unigualy idanacty oll gaits and Sasre events
TL. Resolve ait gates Into sets of basic evtnts
TT Remove daplicuk events usithiy sts.
delete att super segs
mp
AND gale —> wiltten in the wight
b OR gate ——y oatittn tn he dovn, ti tom fg@
y ALES 1 ace
7
4 4+] e seca
et wa
‘| * 143
iE
Minimol Cak stk> are,
ace
143
—_
[Foe Eel
iL A
1
ree ree) [Fe
& © 7
Ee
| te fe
12328
++-3-2
+32
toa gd
[| + 4g e
+3 Se
(252
Minimal Cak sus ont,
as
tat
ros Event Te
& Analy
~ Foor Atak»
~ evaluaks podentral accrdsmt oufcomes
hal migh resulle Following on ejulprant
Fale oe potess amet known Of aq
Intkxading event,
~ PFD —— protasirny failure on ddmon!.
—Grrdalirey —
TL ldontrhy on initroting event of imkeres,
TT. \danteBy the solely dtadares designed Ae deal with the Imitating ween
TL. Constance event bee
©
| High demp. Operator Qperados —. Operadnes
Safely fon i
, = A ce Notices hgh atsdurts Stk don
| Pee oprratay demp woling Peace
|
Vdonkifiey + B © bd ©
Taslan | Domond : 0.01 as Os od
t
| 2 Corbina optvada— ORE
| Shut thon —_ 9.20035
| Ronaany. 0. 24S
A
7 Combine oferadiin — 0.00562
Vnitinting event Shah dan, — 001 GtRS
Less oP aling,
Lewonne fyow. Renny, — 0-000
Shutdoun, —— 0. 0005615"
a
— — sides Foy ADE, probability of wanguay = 1 0.99% 0.25% O4 mmm
(fon Kiet seeding)
QoS
=>
Torortat — I —2shs/iq
cer
Faulk tree, Analy sis.
Ns bulk B
fesse J
Bat A ‘Saikh © Pest BAS B Sesh] | Race] [Power
a | | opm att | [failure bam Oa Deen walt | | Fathi,
Probabilidy Rar no Wot
iy Ae 100m = (GASH Fees Basse rap)
= (0.007+ 0.00) + 0-01 + 0,1)
K (0.00% + 0-00) + O.01 40.1)
= Oe a Ong
= 90-0109
= Taste
mal
Hacop_sTuby
Destyy Intention — Angmonio. ond phosphore acd react de form Dap
Study Nees — Wh the acaction, Phosphate atrd sel, and ammonia acl,
%
provided HrtOagh Flow tontyel volves te an ogi il
7
fe a
Fosenaarv § — Tha rapbenty, amminia mtd phe soln ond phosphawy od y
I,
Gutds. Or
a wakion Causes Consequence Horord Contry}
= - asus
No [No Fius of HG © No material in [@ Conc. oF Ns | © Residual ry |© Inspects gf
act) sd te Hr] Storage ton - Increases in dhe! weloased, tausin] SH moter,
agitudd eacoy| @ Valve B fale ta ggg SOME MONEY Festal eapaued @ keeps
© Bloceage tr pipeline] @ Vrvenebed, Hy caditigy ||
on meg Coury, OY Whe B
Hips rapier: fo He DAP ® crews th ipl
ond mobanuy |
homne ttonk _ | seco
NORE |More Floo of © Loss He wnteol oO Accelerate Oh @ Reartay may — [OMalrduin dy
Aig end Hgity | Vebe A end B. | rai of energy una te hondly seed ondiieg
of he vole,
Suh fe ayia] © Bod velee dumgs | Pleases @ Pastor may |
reaclor @ Te increase iy | SHPtOMe ID Key de
ong. and pes contrat of
both valve.
Less Bless flew of |O Move Hetty galy [Ooac. oF HMq |O Reaction WS pie a
NR Solr Perwahibs pipelin | sce soln safe conc. of Hall
B Leck /lostag. | TMP ENO hacards Je rep de
a ae My, ppg © OFF-spectFeetig) ce a
: Woda IS gord condi
1B Fail the gentry $F] Cs sae
Valve A
| Medule — IT
pu Ee,
—Falluve —— He devninodion eh on thems
BST lthy Ae perfomn 6
FMEA — Favlure Medes ob et iccs Avalysi 3
— mechontcal ond clediteal syn, —Farluve moda — te eCfeds by @hnth 0
|
|
|
|
Failure ts observed on
te failed item
7 WACOP study — chewed & foxit Indole,
Fuca}
Class ifieatton of Failure —
- ko fal an :
fae mradg mater al anh epuiprent Sudden V6 gradaal Failures
oslure
Wrddon Ys evs i
~Diline ate syd be be Ovaluaed AA. TE fe evden Fale
Ponctional relatiunships of ake pacts
OF Ake eyeten & Healy pefermances
TE catkieal, degraded oF inci favo
Areal, eq) OF Inctpient fe the
shee. |
regaivereernte, x Coustrogiie , Crib cal | mow nal
~ Eateblvah tha level of analysis Sr masheyisle — according be severity
i
— Ndentrly ate fotlere modes, they Cause TE Reimar elle, setondony Roe,
and ePRels, their reladive, Sen por tanga.
Command — Fa\lurt
ond Hei sequonce
— Udon) tke Gtlae dattcria= 7
— Udtnhrty design and grow'sion against
tHe Fatloce# DHalure of the valve —
yp Sttmmactse — dhe vecomnanrelsd,
Prentive measures
TE Faile fo open,
Fats te close
TL Leakage, 1-08-19
@ (sony
| “Taytel fevmak For on FMEA eserleshan & —
he oe Page — . :
ant ——— Sysdemy
Reference. Analyst) ——
Laem | (dantificadton | Desweepdion |] Feitwre modes] CFCs | Sakquords | Adi,
FMECA — Faslurt mode and eFfeek Cuiticatihy analysis —
~ Risk prionity number — Ren wee
~ Frequaney — occurence RPA seme Frequency x Severity x dein
|
| —FMECA Table —— . foe |
Bow ~Te_Anacysis
if GQ,
ar’ 4 \ |
_ ba srda —— Fault tee analysts : j 1
= Right dQ —— event trea onalys?> -
— FTA 5—, ayaphical rulomeship b/s 7
t undtstid event and basis 7
Causes be" sccur He event
_ Boo tie — constd.aving Kop event” :
Orel iniirading event 7 :
Ninking bs 0 common '
. Ren called critical e004
erent 719
bow tie analysis
= Bagts Tron
Bayrstan approach :
proposed ty reverend Wonas Bayes
Pa) = (A) Pend . ie
Po
Peas) — erlor Sette | krootedge abint 8:
FOpi) — Litalihood of 6 canieel whan Hae yey - oy
cane sexi
A [-- Valve Pant Yo open f= LA KI 3
Bop Monit Uy He
c Rosewviov anf phe
D Po Power souwee sng
Seep | + 66ST 7
7 fr ae | 6 oxISt
eee { ass? +
‘ baie 1 LeKIS* ;
s cable pene
e+ cone axis
Foutt Area onslyss — fy TIT ” rr 7
; wee
Fortune Frepaanty = {[@re) +e sora}fiecrbief 2 wg
+ Bl +a
:
| = 4.66 xg?
| —= 3
minimal tuk sets art
| -
| 26 TE gage 66) 10 Con Boral) Ware Bila ly, foda
sm) | Hi) eel eda a
he Sle Prfe fh fafa
Modal, TIC i i 4
ConsEQUENCE MopeLLiNG —
: Leayebren emp —
© Five modalling — pool Fire, det Gee Ya AF pet os
fe) ‘ “ . eag hank < wagoan’sah
Explosion moduliing, — Vee, BLEVE (Sf)
TE Dispersion modaiting ape Flux fem a pool of wadias 8 —
jee a= (me tee) ne
ry
oe
Pool Fie_Modalling — 2) tt
wv wadius eh post
He Muss burning Tate.
Ho haght of Play,
dm 0.001 He
ak
Se oT) Fy ae lone Weights ta given 4,
&— Fae by
mat ef]
Me — beak of Combustin, — 3/ty. hay
oe
STE — | wet Vig = putt ac c 5 zy '
a wala Explosion Mvde!
ae The @banstty oF Keak Sacdodion Eaalesion Mv
) :
ak a derante R Prom “the pool VCE | ~ THT Gwvaleg
cenber is given 54, ¢ Hee
we RES
ted | ; a
4rR - aa ,
t | Ww TNR ew
— atmoxphinie Hanami bagt wy 4 !
“assume Eo SE ohh ond he” } ; :
Sree . 7 | Ee my hast of rombustiy,
li] ; :
(
|
M — mugs).
US pitt exylesiy,
e Fhrctenny :
CC
BUeVe
| de Layard hating baling point Selo
oretient kemp — ETH. vudiectron ve caiveh “by a cae
| peeene eee Wer
ak Bop
& = KER,
Q— w/t
f BH mf Emjasive radraticn flan
en
Emerica Quilted raditlie fs
nase bee faa
a Fy arte ee
Te brantinthevty ‘i
B= Ree
Den Keaove
pal
R— radiate Craton oF
: Pombusiin
M — muss of) fuel Dm = Semh
= rome
Hotere = 0. 45D rap
424 mo" afky,
aarnio® sf,
29 31 eg k
estimate, I ak lotodvon —
50, 100 , 20% $00
dn, __ O08 He
ae Cy (Te = Ta) 4 Hay
e
= 901K eet antey
5
ast x (US — 33) * SEM |
ieee
= 0.0887
=
dela
ot
H= 646 [e,.|
Ret
0.048% tee
= sax rox [OCs ___
hun (2e gare)
= 54.60 m
ge we ee ret
= Ga ae 7
GAT & MAAK SA.GOK 0.08
KR ors x 2A KIS
oc
Ra(orwery) +t ] 7
2 ¥ 1
Teo = SS = 3.34 fmt
4xn¥ 100 :
Tyg — 33 n0' Mt)
+ : Si
ee eet eas 56 va [mF Leg BE e He wat ~ Ty
ARK UQ™ =
= 4
coy 835.5 [mt na
=
Ton = LREt HOO
want
amp Sot Tygg BEG a
1 0.6
® Bereow tone— ca. tc
=
f. eg0)°
He = 401s A107 3/ ky ne ;
= B84 | 7
Bap = £88 HI 3L Ky. jan (2981x635)
C= 1N8 of kek = 22.68"
Sp = wire
(aves ayn) tte
fe = Leyla : a iS
(ey a
Yo = &ts m .
wy (1XG25) 4 DeMAGASK 2.64) * 0.0707
eee eds + ots 7 gas Hot
estimate TL for 50, 100, 200, SO0m ar x(anroy a
= 6.85 810° Wlmt
Woe dau dm _ 0-001 He =.
& Se RTA) 4 My
2028
at 2.001 k 4-015 x OF : ii,
fe
(696 + (80.9 ~ 33) 4 436x107
= 0.070%
= = EUR GSSn
Aarne sok
= 20.04 tlm?
* 146-55 10>
rnin io”
xg ssn
x = = 1.30 jet
= 4am x 200) aoe
1% 6.652107
Tse = ————__ =o. 208 fat
4 nm 7 SO
dus 2
Coltalole tea over pressure VCE relsese of LPG, LPG vessel capacity of
P 7 ?
LLM o& oo AEN Wm, SOM, 1KOM geiay From SRL Vagoar loweh.
vessel — ts 7% Bled anh sort whese
we AMI.
dunsity — 449 es b> Eyer
BE — seo Ft
Volume of LPG welenge = ORSXITXO.SO = 495m’
480K VS
"
Muss of LPG, M
= 44%6 Fy
—
Cay, = SR T/ by.
SOW OR 44x 45q40
a = 45940 S/ ley 45S BID?
= NSR4S. 2 Wk ky Tr
=
ay = O22
vee VERA EHS 1 tna py SN
ee (seals)
wis
} Hag 1 pl '
20 = 0.834
262
ina (03aas.2)>
2 = C= 8
(et45.% >=
200 = “ 7 14
ere y ~ .
(33 45.2) Y> pian
wife Me onty ending gregh,
ke gek dhe over prtssere
4
7 BUEVE — for Velune of He UG = O8SKIV
axove date
= tw
% Mass of LPG = ISAK 48D
= BARGE y
Daa = seem?
‘ts
nat = S.b0 UG) = WM
iy
| = 0.
eet Oe a,
eo SMe _ = OAS2 12D = Wm
- =
TWDat Seve
4, = Leas
yl Bvt = ~ Gri
Dera, SS mb 7 ‘f
i > 26 cimIAG) = ESF
mee = ac ale =
Wore = OFS Dewi Re 04 f
R= 2810 sft haere | we
Se ed Pd] oe
TB hag Eauve TX ROM XESS 7 |
|
© -
Fx = U4)" IO * GO = O.\Ke
+e oot ad —
(oneal Wee Kaa)
Paley = VA + |
= fwewe- = Fasy
'
T= 202(Py Ae)” ~0.04
= Wr x 4.5) = 0.73
eee
Yo = Se © Fy
= ORB K BIE Ix O14E = BS KW [me
@®n-= Iso « éot
i PARUSENRINT flies
Qsc + ay
JW se = 60 = 4m
Ca = WH VOI EREIO* Weg) = 0. HE
ws Exes = 0 64S * 209.6 40 K OY SB 1at EM [mt
® FF, = 20K 60 oes
(rce"+ ack
Wwe — 6 = S43 m
ce a
Ty. = ROTH (WlOK ISAs) SL gre
Ey, = 0626 x B0TEKIQ™ KX 0.068 =
“eo
Gk b
em
%
Fae wmode ing —
= R= kt ew)
~ Avstesien medsthiny ~
— POBIE, HAE measure f
~acerimtal Dean iH
1) P= 480 16g Int
Pu = 210 Nim
R= ag
Wes wa 45940 «5/ky
Volos of stoaye dank = RA
5
mec.qum
= Ww xetx ee =
=
Volume of LPG Bled = 80x Sle6.32 = assa.ae
100 —_
one Ky
Mauss cf Liq Filleh = Geox 25as.ae = 12.1
Vs
= S&am
} Dron
oils
= Sex (ASHI) = 61a. oF m
= Ys,
Eateve zere
' 3"
= WOK (IAGO) = Aste
Yee BAS * | Dy
= OAS xe Oot = 464-30 .
ca RMU = B44 x RAGKIO® x £5949
4 T Dre Seve TGA K | TSI
} = 66.8% KW my "
On
TH =
G& =
—— Wwi2Onta) vies factor :
0.344
+ UO 614.2
= 1G om
—o.09
2.02 (Pa Bs)
0.09
2.02 »(2e10* \a6) =
TE Ry
OLX BEET K O344 = MEI EM
bay —— veviteel view fake | > BL
(aawye
S00 x (S10. 0T y
a
oust
G+ geal
Tiere ~ Pee = (geestroe - S8et
= 0.04 it
21:02 2(Pus x Xs) = LOrxruonsraa)
GER
OSE COSA ® Ost = Siesq kw
Lick
27.499 emcee 8
Te 202 (Py KO
~0.04
= 202 w(2eto x 342.44)
Ey = GER,
= OSE * CORE DOV =
@mh = by
cee De
Xm = VAs tL - See
~ = 619.0%
= {(4e4.3) + S00" ~ ae
~009
Ta = 202 *(Pu Xe)
0.04
= Wor, (AIO K (SAO)
B = GE
= 0509 * 66.89 * 0-087 =
[isos + (464-3
yr
O54
2.533 KW [wt
= 1590.1
126d lewd fat A
Prob albtld4
_ Payatlltby —
= RebabiW'ty = Am pomsitihy oF faite FrroYramedgtel exprested)
= ReWiebllrty Ie ma proworstity oF dace performing fhe Purpose / federal fantbion
adsquedty Roy opened {adtadid Undsy given operneility condehons
= dae FE sey red to give —adiquode Tanciran, dunrediog of porerculens,
RrvVenment= far operating condition
No. of Fotki] Camnifotive | No- of survives
ch) Foie ss)
OES 2 OBO i
4 30 =O
| as +
a 2 ART
= Tees 2 AL
|} 6S oe
+ 258 644
| ga +
= ai seu
ft sb
6 aad 526
ee |
— Failure donsity (8)
This ts Evatt of ibe 9. of Failure ghaia duning & Bin anit
Tntewol of Hr to sha “otol 0. of jtems Ot TRE cag, VKH egining of desk
—>Failue_roke (2) —
“Tis ts ake vatio of no. of Farlarts daniny @ patreular anit kewl fo
avy. pogulodtss having aro ingewal 4
> Ravabilryy (R —
Wis 1s ha votig of tke savvivars ot any givth ding te de total
int bral, POpAlakT On, —tnventovy Analysis
- FrcVinntnany Horowds Analysis
Mean Kens Ad Foiluce (MITE)
— wean foflue mae,
heyy = Le =n)
<.
ae Noo)
Neon bint bedwcen futlares (TRE
In many =Cuadions, a unit /
SYM Con be repaired Immechiodtly ater
bacakdown ,
— Press Saftey Analysers An Intireda Wien
Beb Skeloton
‘eas | —T
~Horond
“Ree
~ Concequancye
~ Pregnency & Sevew'y »
- Saleey Assessment
~ Vnkngon ers
concealed [ unvonstors “ik:
~calualased wel
= Tenggvou 4 vole.
— Accepted © Imposed tise.
— occugodional ste do de workdor
— Individual WS Ao BE genaval padre
—yisk do sociedy .
PH-Oeeupadsonal seisk—ke hha “were force
HR weceptten of visk—
Tinvoluntare, exposure
lock of personal Contd over
ooktome
—wncrkainiy of cudcome
% Acceptance eviteia—
— ALARP.
TAD one TRAM. MR vee ko eM
pacendarge
— RALARP Avvungle-
= Betag iR doen 86 HR ACK Ep ARB regfon
Un eee
— GEE Benet onnghiea Onalysis,
= acceptoble veqton
— bolevatie
eqn ALARP
— venocceptetle regen we t
—Comequance nalts — _Bathhoe Cony
RAYE NO — 24g i ee
— PEM. — 1G, 2g ,RE (some of
mothe mata) Coe linna!
rH L —>y
~l8(oiog
~ Luitding ype
— chemead
~ akmpsphase
Corind Brews)
whet HP analysis —
— Sel +nsy¥.
—Brolran olytbra *e 4
— Beclean Munipaletion
~ Barley nanntpulatron, on ]
: — Whot if onalysri
— Roman vette! lidy analysis
@ Bhopal ps dvwsa disusdey —
*
lp. payes—
Naot scvabbey
9 KALE react With water (here wight
"— coneapaaney!” cuiterva. be vrolent rtoctyen)
wy — oleyp — PRESSE Lal ap.
eo Fae = Inctstoking ert: — are vePrageetin
Sytem oe ott aly
TL lore brea approurh,
— eonuqpane?
2 — Flore sini,
60 — Haman Sauory. — eoater cartsitl
Consta
— Sadehy Govvtey — safety wales vehe
(sev)
— ov drt subsdanee —— ourler shold
be satel, dips @ Flixborough Aeader - SIS — salty instvamonted System
— Cyto haxang FS Converted into tyilohsraral
— Noture of BOY —
— S09 rtactoy
— Ora WH Mainkaininer,
@ Piper alpha —
THERE CTecmrgua for Haron Error
Rose Peedictren)
THe ae situokfon 1 steadily tanning
in plone
TR anolyte stquires on eahimode,
erthtcal alaran,
=contrel roam = ——>
— Homan Factors —
—canteral_ worn ——aieplog
— LOPA — layer 0f protecnn analysis
— cause. wor
—tonse quence -
We vole of AKL Opevortoy—
— awtomadec Process plants Improves —
product quality ,eRroent and
Pradackt vity ,
manual wntrel —Usedk — shoe
Piramedey fs SON-stnsicdive
— Operatoy fs ake weakest Wl in dhe
man machine system:
opens ee
Fdperetey hears se lam
TE operetar Reognizes whet the
Gloan pana!
ME opevorw decider esrok action ih
required +
TE opener perkins tH attton
Tapes of errors
—Vowous reasons Boy human errors—
— Voce of Aeraiining-
~ Kay may AINE dhiy know Chat
do bak are soronq,
Reryngmnnes
— mahhelt worle —considgr
Shoutelor wilth|
~ Operaror’s sbernyth
~ Opevertor's WROK AAS
— Operators Steess — Contwl wom dosigqn—
Kote) woos « dosrghy:
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