Document J3yxD2EzrjzOewydxzywxebv2
TABULATION OF RESPONSES pg 1 of 7
Company OaeiQnation
Set Pressure Con*ideretions
Reactor Six*
(US6)
Vessel Rating
tpslg)
RO Sit* In Series with $V ?
<in. )
RO Burst P 0 72F
(psig)
Design Burst T
(F)
Burst P 1 Burst T
(psig)
Manufacturing Range-over/under(X )
Special manufacturing range 7
Burst tolerance
(1)
Special burst tolerance 7 SV capacity red*n due to RO
(X)
SV setting
(psig)
c0 Manufacturing and Installation SO Typa Manufacturer Nunber of disc* per location Oise Material Disc orientation device Torque requirenents used 7 Discs not recommended-type -reason
teal detection device
Vent method for space above RO
Vent destination
Press monitoring fraq for space
Frequency of RD leaks
Frequency of RO pin-holes
RO fouling prevention nethod
RO inspection freq (react cycles)
Type of inspec tion
RO replacenent freq
(no.s)
Genera 1 Present concerns
Number of failures in 1964
Fat lure causes-t. -2.
-3.
Overpressure ever occurred 7
Overpressure amount
(psig)
Last overpressure
Overpressure causes- 1 . -2.
Other comments
A B C0
3709 209 4 yes 200 135 194 10/5 no 5 no 0 IBS
17000 170 8 yes 160 130 1S6
10/5 no 5 no 0 155
4-8 yea 90-95X of VPR
0/0 yes
5 no <1X 90-100X of VPR
34000 130
6 end 8 yes
178-195 168-177 175-190
0/0 no 2 no
none sene as RO
3600 265 2*6
no 260 212 235 0/0
S no
pr^tcor^d and bulgad Fike Poly SO t nickel 10 tag no
complete discs premature failure
pressure gauge RO manual valva
atmosphere
rarely rarely routine inspect ion
1-3 visual
6
prase * bulged 8S&8/6FN 16 nickel none no
vac supp/knife , leaks/no good
for hydrostats red ball ind
j rad balKSpsig) atn
>6mos never water spray 3-5days visual
6
rev. knife gate Continental KBA/ZAP
nickel/teflon ZAP holder no
Rev. buckling Marston Palmer
1
SS Spigot on carrier
yes
pressure gauge manual block atn 3X/day none none
clean hdr every no 600
pressure test 24
close to reac
replace 3
10 preasure test physical damage
no
0-5 fatIgue
no
0-5 nishandl mg reactor hydrostat
Jprenature failures :screwt loosening
6 unknoun
no no
Recommend sol id nickel discs
1
1
i :do not use ! knife discs 1:do not use
VS discs ^preventive
disc changes :water spray on discs
:Keep RO close to reac tor :Use ZAP holder to prevent faulty installation :Tram mtee people
RD technology is continuing to advance
EF G
10S00 330 12 no 291 160 273 0/0 yes S yes
100 m3 23 berg
16 no 2S.3 barg 157 24.1 ba^g 5/5 no 5 no
6600 2 IS
4 yes 230
7
205 0/5
no 5 no 20 2 IS
Conv. domed Marston Palmer
ii Aluminum Carrier spigot
no Vacuum supported Obstruction of blest pipe
1 visual 225 cycles
Reverse buck 1 mg scored,tension 1 oade
85&B S-90
as&e GFN
1ncone1 Pins yes
SS 316 J bolts
no
press.switch auto
back to reactor
never never 2nd RO at low P 6-12 mo's V|1U*1
46
press, md. manual valve b1Ower sue 11on
3 hr s once/year very rare l y coat with inhibitor
4
visual 12
Creep failure of A1 0
0
none
no no
no
tCurrent disc
:6ood experience
reliable but has
with BS&8'a.
a short life.
Reverse buckling
RO may be bet ter
:Auxi1iary system
relieves at 601
of mam System for
small overpressures.
CTL0199S6
Company Designation
Set Pressure Constderations
Peector Size
(U5G>
Vessel Rating
(psig)
RO Size
<in. )
In Series with SV 7
s0 Burst P 72F
(ps ig )
Design Burst T
<F >
Burst P $ Burst T
(psig)
Manufacturing Range-over/under<X >
Special nanufacturing range 7
Burst tolerance
Special burst tolerance 7
SV capacity red'n due to RO (X)
SV setting
(psig)
RC flanufacturing and Installation
PO Typa Manufacturer Number of discs per location
Oise Material Oise orientation device Torque requirements used 7 Discs not reconnended~type
-reason
Leak detection device
Vent method for space above RO
Vent dest mat ion rress monitoring freq for space
Frequency of RO leaks
Frequency of RO pin-holes
RO fouling prevention method
0 inspection freq (react cycles)
Type of inspec 11on
RO replacement freq
(no.a)
Genera 1 sresen{ concerns
Number of failures in 1984
railure causes-l. -2.
-3.
Overpressure ever occurred 7
Overpressure amount
(psig)
Last overpressure
Overpressure causes-l. *2.
Other comments
TABULATION OF
PSL of 7
>
f
H IJ
KL
n
20000 300 12 yes 312 363 270 S/5 no 2 no 20 270
34100 300 6 yes 196
162 5.9/1.6
yes 2
yes 0 165
10000 100
6*6 no
105
no 5 no none 90
6000 235 5.91 yes
158 232 10/10 yes
10 yes not available 232
3700 206
6 yes 228 212 180
180
20000 220
2*611 *8 Yes(for 6" ROs )
237 200 6'-210i8*-225
2 no none 200
KBA rev buckling Continental 1 SS 316 none yes Crosby Pinholing
press, gauge not vented
every batch never never
water spray 4X per year
visual <12
prescoredfbulged Osaco E-0B57-01 4
SS 316/TFE/SS316 special holder no graphita/braas
cracking/reacts with VCM
tattle-tale gauge none atm
reverse buckling BS&B S-90 22 nickel J bolts yes
* all others premature failure
once/year rare none none
Close to vessel none
12 24
prescored+buigad Fika.Poly S-0 150
1 316 SS
none no
reversing Not allowed by law if hydrostat possible.
Pressure ind. none
BV BS&B
SS/TFE special holder
no
pressure ind. none
rev. acting insert Cont manta 1 -KBA 3 3I6SS/TFE special holder yes
PI none
2-4 X per year only once
Uash every batch 1
v i sua J 2-6
S0X of all ROs SOX of all ROs RO on cooled nozzle
daily vi sua 1 6(due to 1 eaks )
_
once in 3 yrs coo 1ed noz z1e
2-3 v i sua 1
9
Plugs below RO 5
Poor quality RO
no
Cannot inspec t
0-5 press/vac fle*mg high temp.
no
none none overpressure
no
:Good experience with Continental discs
Most failures due to pressure/vac cycling
:Corrosion of SS Rl led to failure. No problems with nickel discs.
rPressure test if vessel removed from service.
Satisfied none
none
none
5-20 Faulty manufacture
0-5 faulty manufacture
yes 215 1962 Back-up pressure Fouling Vacuum supported discs susceptible to fouling.
no
:Use PI to detect pressure above RO
:Cool nozzle under PO to prevent PO 1 yner nation.
no
CTL019997
TABULATION OF TT^P I | |
I
I-onpa"* Oes i 3t> l ion
N 0 P QR 5
:* Pressure Considerations
ea::jr Sire
(US6)
Rat : ng
(psig>
(in. >
:*-ies .`th SV 7
=-T*t 3 t 72F
t pa ig )
2es . ;** Bur a t T
(F )
a-r **. 9 9 rjrit T
( ps ig )
hsn. *`sc tur ; ng Range-Over/under ( X )
ssei.i! nanj fee tuning range 7
?-rtt *.ole- a nee
(X)
isei.ii buT'st tolerance 7
r.- sicacit* refl'n due to RO (X)
5/ #*. ting
( PS IQ >
{
6600
zse
4 no
176 274 10/0 yes
10 yes none
-
7250 312 6 yes 276 175 256 S/0 no 5 yes -
256
5300 -
6 yes
-
175 2S0 5/5 yes
0 250
;
20000 224 6 yes -
190 211 0/0
no 5 no 1 .4 21 1
6600 217
0 no 277 158 250
11 no -
84S0 217
8 no 277 158 250
I1 no -
: -- He-u'ac tu-i ng and Installation *i0 '.se tan.4ctur er **an:-r of aiscs oer location 2`is: Material >isr orientation device ora*e requirements used ? L'isrt not r*econnended-type -reason
-ee* detection device
**ent lho3 for space above RO
ten* oast i-,*t ion
"ren monitoring freq for space
--ea-.ncy s* RO le.k.
"-es^eney ;f RO oin-hole.
4 iv*i i ng prevention nethod
3- ."ssectipn freq (react cycles) os :1 inspection
3j 'talace"ent freo
(no.s)
r-^na-e. " 'etri Cc"*:erns
of 'silu^ea in 1984 *a:._rs Ca.jes-I .
-2.
plain Sigri-n
1 Oraphite
none no
Elfab-Hughes Cannot install between flanges.
-
-
none once/nonth
visual 24
Scored BS10-6FN or S-90
1 SS J bolts yes BS&B RB90 RO nay reverse against knives without rupture pressure gauge
-
atn every batch
-
disc location daily
visua1 1000-2000 batches
Rev buckling Johnson flatthey
1 nickel arrow on unit
no none
-
P6 with ind nanuel valve
atn every batch
2/yr never none
t visua1 at failure
none
0 Tension problens
none 0
Wrong installation, handling or knife damage
0-S per react. Oaforned by cleaning
Wrong joints
Prescored*bulged
bu1ged
Fike Poly 50 6
nickel disc tao
no reverse buckling
9S&B t ype BU 1
316SS none none
graphite ,rev.buck.
Engineering dept doefouling,hydrostatic
not allow then. overfill
P6 and alarn
nanual valve
atn
continuous
none in 3 yrs
none in 3 yrs reactor coating
150 v i sua1
24
Alu fol 1 under dt sc 4
Curvature QduQe 4 batches.Re-use
t f inspect ion OK
bulged 8510 type 6'/
1 31655
none none graohite fouling
* Alu-foil under disc '150 replaced 150
Occasional plugoage none
none none
none none
1 t' irtssu-e ever occurred T -e-renu-e amount
.**. :erp-essure 1 .e't'tisure causes-l.
-? ,
(psig )
yea 284 1980 Bad housing
no
^Tension freo installation in o metal 5S housing.
:Exhaust pipe should be larger than inlet pipe.
Bad experience with 6S1B RB90(see above)
no
Interested in disc systems that prevent wrong installations,
work for liquid and for vapour, and can be cleaned without RO danage.
no ye
no
305
1975
overfilled
CTL019998
TABULATION OF
pg 4 of 7
Company Designation
Set Pressure Coneideretioni
Reactor Size
(US6)
Vessel Rating
(psig)
RO Size
(in.)
In Series with SV 7
RO Burst P 9 72F
(psig)
OesIon Burst T
(F >
Burst P 9 Burst T
(psig)
Manufacturing Reno*-over/under ( X )
Special manufacturing range 7
Burst tolerance
(X)
Special burst tolerance 7
SV capacity red`n due to RO (X)
SV setting
(psig)
RO Manufacturing end Installation RO Type Manufacturer Number of discs per location Oise Materiel Oise orientation device Torque requirements used ? Oiscs not recommended-type -reason
Leek detection device
Vent method for space above RO
Vent destination
Press monitoring freq for apace
Frequency of RO leaks
Frequency of RO pin-holes
RO fouling prevention method
RO inspection freq (react cycles)
Type of inspection
RO replacement freq
(no.e)
6enera1 Present concerns
Number of failures in 1964
Failure causes-1.
-2.
-3.
Overpressure ever occurred 7
Overpressure amount
(psig)
Last overpressure
Overpressure causes-1.
Other comments
T
U
V
uX
Y
2000 300 3 yes 169
tee
2/2 no
2 no
0 too
4000 300 3 yes 189
180 2/2 no
2 no
0 180
no
10/5.2 no 5 no 0
yes
10.9/5.7 no 5 no
NOA
13200 240 8 no
135 232 2/2
no
24000 200 18 yes 195
183.5 190 0/3 no 5 no 20 200
reverse buckling Continentel-Zap
3I6SS holder guide rings
yes none
pilot valve pilot valve
atm
every 2 weeks none
teflon liner 10
press, test 10 cycles
reverse buckling Continental-Zap I 3I6SS
holder guide rings yes
pilot valve pilot valve
atm
once every 2 wks
teflon liner
to
pressure test 10 cycles
Oual Presc.* bulge Proquip OV80 2 SS/TFE/SS
Speciel holder yes
nickel-sealed Pinhollng due to P fluctuations.
P6 and alarm 10 psig rel. vlv.
atm
none since *85 none since *85
water spray I
visual 6-12
Pres bulge w/ VS Proquip 0V80 2
31 6SS/Incone 1/31ESS vent side marked yes reverse buckling
Corrosion of knife blades.
P switch alarm 10 psig Nupro RV
atm 15 sec
none none Fouling inhibitor 400 Visua1<lampmirror)
8
Rev buck/km fe Continenta1-Zap
8 31GSS
none no
P alarm switch manual valve atm continuous <I per year Only once TFE 1 ined R0 500
visual in place on failure
Prescored bulged BS&B 77-37-009-45
4 nickel J bolt s
no
Tell-tale P switch excess flow valve atm
none Fouling inhibitor
10-15 v i sua1
12
Installation of disc holder on reactor
5-20 bad holder mi shandling corrosion
yes 190 I 984 fouling
Installation of disc and holder
5-20 Bad holder Handlihg of unit Corrosion
yes 190 1984 Fouling
-Follow manufacturer's
instruct ions.
-Bench P test every
disc before use.
i
-Most important to
assure even torquing
of disc in hoider
and of holder in f tenges.
-Follow manufacturer ' s 1 ns true tions.
-Bench P test every disc before use.
-Most important to assure even torquing of disc in holder and of holder in
f langes.
TFE pinching during installet ion.
>20 Ptnholing of Ni RGs Pinching of TFE line
Installation damage 0
rs
Inspection freq. Ou1
Satisfied
knives. Corrosion
none
0-5
Hydrostatic overfjli
no
Nickel sealed dual element ROs not recommended due to turt1ebacking. TFE discs require careful installation
no yes 30
no
1984
Dull knife b 1 ades
Valve leak under R0
in a dual assembly Must install properl
CTLO19999
TABULATION OF
pg 5 of 7
Company Designation
Sat Pressure Considerations Reactor Size
(US6>
l i
Vessel Rating
(psig)
RO 51ze
<in. )
In Series with SO 7
RO Bunt P 72F
<psig>
Oesion Burst T
(F 1
Bunt P * Bunt T
(psig )
Manufacturing Range-over/under(X)
Special manufacturing range ?
Burst tolerance
(*)
I
I Special burst tolerance 7 5V capacity red'n due to RO (1)
SO setting
(ptig)
Z
16000 270 12 yet 312 363 270 2/2 no
s
no 0
270
4300 290 B yea 207 167 200 0/0 yea 5 no IS 210
AA
18600 300 12 yes
295.5 190 221 0/5 no 5 no IS 2S0
4000 227
4 no 227 0/0 yes 5 no "
4300 250
4
no 249
0/5 no 5 no -
I
AB
14000 232
no
180 225
**
-
AC
16000 300 10 yes
263/283 196
205-215/260-276 no no
none 215/2SS
AO
16510 300 12 yes 190 250 5/5 no 5 no none 231
RO ftanuf ac tur i ng and Installation
RO Type Manufacturer Number of discs per location
Oise Material Oise orientation device Torque requirements used 7 Oisca not recommended-type
'reason
Leak detection device
Vent method for space above RO
Vent destination
Press monitoring freq for space
Frequency of RO leaks
Frequency of RO pin-holes
RO fouling prevention method
RO inspection freq (react cycles)
Type of inspect ton
RO replacement freq
Imo.s)
Reverse acting knife Preacored + bulged Rev buck. bulged
Continental K8A
BS&B 6FN
8S&B-S90 8S&B-BV
1 16 16 12
3I6SS
Ni Ni Ni
Knives prevent error
Olac Tab
Oise tab Oise teb
yea Yea yes no
aluminum,silver
Type OV/ BV under SV
HC1 corrosion
-fragmentation
-cycling P
tattletale gauge
P switch ind
P switch
<-
excess flow valve
low P relief valve
<-
<-
atm
atm
atm
atm
- - --
"2/yr
rarely
never
never
"2/yr
never
never
never
antifoulant.water spray
HPU wash
100 to 1 year
visual
12
--------
6- 12
reverse buckling
bulged
rev buck.(unscored)
BS&B RB-90
BS&B
Elfab Hughes RK76
2*2 2
1
Ni
nickel
3I6SS
none
sandwich links
Disc tag
yes yea
no
-
reverse buck 11ng
graphite.scored
- Premature failure in fragmentation
cycling service.
excess flow valve
P switch alarm
P gauge
excess flow valve
10 psig RV
10 psig RV
- atm atm
very seldom
1 /yr
never
very seldom
none causing P
never
none
inhibitor coating inhib11or coating
800 300 130
t
v i sua1
v i sua1
randomly each year
12
12
sanerel Present concerns
Number of failures in 1994 Failure causes'!.
-2.
Overpressure ever occurred 7
Overpressure enount
(psig)
Last overpressure
Overpressure causes-l.
-2.
Other comment s
Nozzle plugs under discs.
2 ?
no
'Oamage by HPU wash 'Improper torqutng
6 -10 Oamage by HPU Improper torquing
No
- 6FN end S90 ROs ere prone to damage by HPU
- Nozzle plugs were common until inhibitor used
none 0 -
not recently
3 pioho 1 e leaks
-handling hydrostats
-de f orna tion
0
no
Mirufuze piping between RO and reactor.
-Paper gaskets allow l eak-11ght seals Detween RO ana ho 13er.
-2 ROs in series are unsatis tactor t Cue to the shock-wave effect of tre 'irn St SC Dwrslirg,
CTL020000
TABULATION OF
USES pg 6 of 7
1K
AF AS
lo-csny Designation
set Pressure Conslderations
:ssctor 5ixe
(US6 >
.tisel Rating s0 Sue
(psig) ( i n. )
I- Series with SV 7
=3 Burst P I 72F C-esign Burst T
(psig) (F )
Bwrst P 0 Burst T
(psig)
Manufacturing Range-Over/under(X >
Ssacial manufacturing range 7
5-wTst tolerance
(X)
Special burst tolerance 7
j; capacity red'n due to RO (X)
3*> setting
(psig)
RO Manufacturing and Installation
S-j Type "jno f ac turer Numoer of discs per location Cite Material One orientation device Torque requirements used 7 Discs not recommended-type
-reason
Ltali detection device
vent method for space above RO
'.tnt dest mat ion
-"ess monitoring freQ for space
:**eQuency of RO leaks
Frequency of RO pin-holes
-0 fouling prevention nethod
-j inspection freq (react cycles)
' O! o f l nspec 11 on
replacenent freq
<mo.s)
6e- e^a 1 ^-esent concerns
somber of failures in 1904
; tlure causes-I. -2.
-3.
C/erpressure ever occurred 7
Overpressure amount
(psig)
.set overpressure
"*erpressure ceuaes-1.
-2.
I `her comment s
4500
-
6 no
-
122 221 9.3/5
no
-
-
-
10000 B no
-
100.4 220.5 9.3/S
yea
_
N/A N/A
18000/30000 200/225 6/8 yes 228 176 215 0/0 no S
none 10 psig under
bulged BS&B OV
2 INC/TFE/3I6SS
J bolts
none N/A
bulged BS&B-OV
2 INC/TFE/3I6SS
J bolts no
prescored rev 1 B5&B S90 47 nickel none yea 5S
chloride cracking
red balKln project)
P gauge
~ excess flow valve
water wash I
v i sue 1 3
water wash I
visua1 6
negliQible once none
none 12
prenoture failure
0-5 uni noun
no no
Inspect incoming ROs. Burst test one disc from each lot received. Install in holders and test to 90X of burst P in shop.
On 1y Qua lifted mechanics to do instellet ions.
AH AI AJ
16000 200
2X6 / 2X8 yes
189.198.200 ,200 200
185.195.200.200 0/0 no 5 no 10
18S. 195.200.200
10.9/5.7 no 5 no
no data
10600 335 12 no
160 273 6/3
no 5 no N/A N/A
Prescored rev buck 8S&B S90 4 nickel none yes SS
chloride cracking
Prescored bulged Proquip OV80 2
31B5S/INC/3IS5S vent side narked
yes reverse buckling corrosion of knives
conventional domed Marston Excelsior
I Aluminum special holders
no composite discs
P gauge excess flow valve
atn
none none disc material
I leak check
6
P switch alarm 10 psig RV atn
every 15 sec none
never inhibitor coating
400 visual!lampmirror )
6
none none atn N/A <1 per yr N/A inhibitor coa11ng
1 v l sua 1 80 batches
-prenature failures -overpressure
5-20 -process damage -unknown
no
Damage Cu".ng installation none
no
none 5-20 Punctured by lump
no
"Inspect and protect disc after every batch.
-Disc should be far enough away from iiQuid level to prevent damage during agitation.
CTL020001
TABULATION OF
Company Designation
Sat Pressure Cons 1 derat ions
Reactor Size
(US6 )
Vessel Rating
(psig)
RO Size
(in. )
In Series with 5V 7
RO Burst P 9 72F
(psig)
Design Burs t T
(FI
Burst P 0 Burst T
(psig)
flanu f ac tur i ng Range-over/under ( Z )
Special menufacturing range 7
Burst tolerance
(Z)
Special burst tolerance 7
SV capacity red'n due to RO (Z)
SV setting
(psig)
*0 flanufactur mg and Installation RO Type Menu f aclurer Number of discs per location Oise Material OiSC orientation device Torque requirements used 7 Oiscs not recomnended-type reason
Leak detection device
Vent method for space above RO
Vent destination
Press monitoring freq for space
Frequency of RO leaks
Frequency of RO pin-holes
RO fouling prevention method
RO inspection freq (react cycles)
Type of inspection
RO replacement freq
(no.s)
6eneral Present concerns
Number of failures in 1364
Failure causes~l. -2.
Overpressure ever occurred 7
Overpressure amount
(psig)
Last overpressure
Overpressure causes-l.
-2.
Other comments
i
AL
confid confid
4-8 yes 90-95Z of VPR
0/0 yes
S no <1X 90-I00Z of
VPR
AM
(VCH
plant -
data
-
-
-
-
prescored + bulged BS&B 6FN >6 nickel none no
vacuum supp't/knife - leakage -no good for hydrostat
red ball ind red ball t St
atm N/A over 6 no.s none since *84 water spray 3-5 days visual
6
rev buck-k m fe Cont mental 50-100 nos11y mono 1 none yes
P switch bleed valve
sal don unknown
N/A yearly
no pattern
Reverse 1 wit hou t
rupture.
0-5 0-5
fatigue of material
Poor design
no no
-Never use discs with knives in f1anges.
-Oo not use ROs with vacuum supp'l
-Replace ROs on preventive basis.
-Use water spray to
-Have found some discs reversed or dented on VCM spheres.
'Moving towards prescored ROs.
keep RO clean.
pq 7 of 7
)
CTL020002
