ML20116J541
| ML20116J541 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 08/06/1996 |
| From: | TENNESSEE VALLEY AUTHORITY |
| To: | |
| Shared Package | |
| ML20116J490 | List: |
| References | |
| 2-FCV-68-332, GL-89-10, NUDOCS 9608130258 | |
| Download: ML20116J541 (3) | |
Text
_ -.
s.
h MOV Calc No.
2 FCV-68-332 (GL 89-10)
Page /DF3 ERE.99URE LOCKING EVALUATION FOR REOU.' RED PULLOUT FORCE
~ % k(NPUTS MOV 2-FCV-68-332 ;:
Valve type =
iFliEWecGo :
l^
VALVE DWG E :88405-2 EPRI MOV PPP INTERNAL DEstGN INFO, Ref.
VALVE DESIGN DATA MARK No.
- 8000A!L' 01 E1 M1 7 gg
^732MIE[0)W v=
t 0.4 theta =
-5 deg a=
((01 + E1)/ 2)/ 2 =
1.281 a=
1.2810 inches ro=
0.406 inches b=
M1/ 2 =
0.*'9 = ro b=
0.406 inches v=
0.3 v= Poisson's Ratio = PE~TO.3' u = fnction coefficient PRESSURE and TEMPERATURE DATA based on Calc method. & EPRI results theta =
1/2 total va've Pbon =
n2250 psi disk angle Phigh =
ww eO psi Plow =
eegno psi DP =
0 psid Normal Temp
+ aO F Max Temp =
< e %0 F Delta Temp =
O F
' Pbonnet = Pbon + (Delta Temp *33 psi /F) 2250 psi ROARK FORMULAS C2= (1/4)(1-(b/a)2[1+2in(a/b)]}
0.167176 C3= (b/4a)([(b/a)2+1]In(a/b)+(b/a)2-1}
0.028914 0.685158 C8= (1/2)[1+v+(1-v)(b/a)2]
C9= (b/a)([(1+v)/2]In(a/b)+[(1-v)/4][1-(b/a)2])
0.286608 L11= (1/64)(1+4(rola)2-5(ro/a)4-4(rola)2[2+(rola)2]In(a/ro))
0.005962 I
L17= (1/4)(1-((1-v)/4)[1-(ro/a)4]-(rola)2[1+(1+v)ln(a/ro)])
0.144066 Load Constant = (C2L17-C8L11)/(C2C9-C3C8) l 0.711633l SEAT REACTION LOAD (BONNET psi)
Reaction at Hub Perimeter = QH(Bonnet) = Pbonnet(a)(Load Constant) 2051.1 !b/in Reaction at Seat: QS(Bonnet) = QH(Bonnet)(b/a)-(Pbonnet/2a)(a2-b2)
-646.3 lb/iri SEAT REACTION LOAD (Disk Area DP) 0 lb/in Reaction at Hub perimeter = QH(DiskDP) = (DP)(a)(Load Constant) 0 lb/in Reaction at Seat = QS(DiskDP) = OH(DiskDP)(b/a)-((DP)/2a(a2-b2))
SEAT REACTION LOAD (Hub Area DP) 0 lb/in Force on Hub due to DP = Whub = OH(DPdisk)+(DP)PI(b^2))/2PI(b) 0 lb/in
)
Reaction at Seat = QS(HubDP) = (-Whub)(b/a)
-1292.57 lb/in Sum of Seat Reaction Loads = 2*QS(Bonnet)-QS(DiskDP)+QS(HubDP) 0.38795 VF = mu/(cosA + musinA)
-4035.97 lbs Thrust Load = VF*(Sum Seat Reaction)*(Seat Circumference)
-5228 lbs Unwsdging Load (Static test) i TOTAL THRUST = Thrust Load + Unwedging Load =
l
-9264llbs 1
NOTE: THE NEGATTVE SIGN INDICATES THAT THE STEM IS IN TENSION 4
9608130258 960006 PDR ADOCK 05000327 P
PDR Rev.
7 ' Prepared:
Checked:
/
4 e
MOV Calc No.
2 FCV-68-332 (GL 89-10)
Page 2eF3 McPc'JRE LOCKING EVALUATION FOR REQUIRED PULLOUT FORCE m.
. "^6 & lNPUTS MOV
'2-FCV 68-332 l Valve type =
? Flex Wedge ~
VALVE DWG 188405-2i EPRI MOV PPP INTERNAL DEslGN INFO. Ref.
D1 E1 M1 VALVE DESIGN DATA MARK No.
8000A
^~^2.937P"j2jg{ ~^50$812j
- 5 deg a=
((D1 + E1) / 2) / 2 =
1.281 v=
r 0.4 theta =
, 0.406 inches b=
M1/ 2 =
0.406 = ro a=
1.2810 inches ro=
b=
0.406 inches v=
0.3l v= Poisson's Ratio = "7.3' 0
u = fnction coefficient PRESSURE and TEMPERATURE DATA based on Calc method. & EPRI resu\\ts theta =
1/2 total valve Pbon =
m e2235 psi disk angle Phigh =
aam300 pst Plow =
immo psf DP=
300 psid Normal Temp =
reewe0 F
Max Temp =
' %S0 F Delta Temp =
O F
'Pbonnet = Pbon + (Delta Temp *33 psi /F) 2235 psi ROARK FORMULAS C2= (1/4)(1-(b/a)2[1+21n(a/b)]}
0.167176 C3= (b/4a)([(b/a)2+1]In(a/b)+(b/a)2-1) 0.028914 C8= (1/2)[1+v+(1-v)(b/a)2]
0.685158 C9= (b/a)([(1+v)/2]In(a/b)+[(1-v)/4][1-(b/a)2])
0.286608 L11= (1/64)(1+4(rola)2-5(rola)4-4(rola)2[2+(ro/a)2]In(a/ro))
0.005962 L17= (1/4)(1-((1-v)/4)[1-(rola)4]-(ro/a)2[1+(1+v)ln(a/ro)]}
0.144066 Load Constant = (C2L17-C8L11)/(C2C9-C3C8)
[0.711633l SEAT REACTION LOAD (BONNET psi)
Reaction at Hub Perimeter = QH(Bonnet) = Pbonnet(a)(Load Constant) 2037.4 lb/in Reaction at Seat: QS(Bonnet) = QH(Bonnet)(b/a)-(Pbonnet/2a)(a2-b2)
-642.0 lb/in SEAT REACTION LOAD (Disk Area DP)
Reaction at Hub perimeter = QH(DiskDP) = (DP)(a)(Load Constant) 273.4806 lb/in Reaction at Seat = QS(DiskDP) = QH(DiskDP)(b/a)-((DP)/2a(a2-b2))
-86.1714 lb/in SEAT REACTION LOAD (Hub Area DP)
Force on Hub due to DP = Whub = OH(DPdisk)+(DP)PI(b^2))/2PI(b) 334.333 lblin Reaction at Seat = QS(HubDP) = (-Whub)(b/a)
-105.979, Ib/in
-1303.76 I)/in Sum of Seat Reaction Loads = 2*QS(Bonnet)-QS(DiskDP)+QS(HubDP) 0.387951 VF = mu/(cosA + musinA)
-4070.91 lbs Thrust Load = VF*(Sum Seat Reaction)*(Seat Circumference)
-5228 lbs Unwsdging Load (Static test)
TOTAL THRUST = Thrust Load + Unwedging Load =
l
-9299llbs NOTE: THE NEGATIVE SIGN INDICATES THAT THE STEM IS IN TENSION
3 Page 3ep3 MOV Calc No.
2-FCV-68-332 (GL 89-10)
PRESSURE LOCKING REQUIREMENT =
9264 lbs
~ '
ACTUATOR / VALVE CAPABILITY EVALUATION CALCULATION:
2-FCV-66-332 "
^
CSMB-003-Actuator Model Motor Start Torque (MT)
"" j25 ftibs Overall Gear Ratio (0GR)
% $9 Pullout Efficiency (f E) g, f40. %
Application Factor ( AF) 0.9 or 1.0
- f.
- pf. [1 Valve Factor (VF) 1.0 or (VF/460)"2 li30.7702 403.7VAC (0.,0]56)
Stem Factor (SF) 327 F Max Temperature (Temp)
PMfi3%
Note 1
)
Loss Percentage (elevated temp)
J 0.8146 Torque Loss Factor = 1-Loss %*(Temp-104)/(356-77)
Actuator Torque Capability = (MT
- OGR
- TLF
- VF) 307.42 filbs SF =
19706 lbs 0.0156
. Actuator Thrust Capability = Torque / Stem Factor Actuator Thrust / Torque Rating
%[i'9600'Ibs
(([25Q00,filbs Valve Weak Link Thrust / Torque Rating
(([]M50llbs SF =
228.54 filbs 0.0156 Seismic Thrust / Torque Rating
((jYiS0(Ibs SF =
335.40 ft!bs 0.0156 Nots 1: Refer nce: Limitorque Technical Update 93-03 j
RESULTS:
PRESSURE LOCKING REQUIREMENT =
9264 lbs ACTUATOR / VALVE LIMITING CAPABILITY =
14650lbs COMMENTS:
m b
,