ML21278A110

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2 to Updated Final Safety Analysis Report, Chapter 4, Figures
ML21278A110
Person / Time
Site: Calvert Cliffs  Constellation icon.png
Issue date: 09/07/2021
From:
Exelon Generation Co
To:
Office of Nuclear Reactor Regulation
Shared Package
ML21278A102 List: ... further results
References
NEI 99-04
Download: ML21278A110 (19)
v • d • e


Text

FIGURE 4-1 REACTOR COOLANT SYSTEM - UNIT 1 STOP, THINK, ACT AND REVIEW 1l

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SIMPLIFIED SYSTEM DRAWING REACTOR COOL#H SYSTEM SL-072

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Control Element Dri.,c

  • Mechanism l'bule Oosure Head INUlation Removable----.J Insulation 8-5/8" Min

172 Ola Min Core Stabilizing

___ Outlet Lug Nozzle Section A-A (1) The actual dimension depends on manufacturer's design and manufacturing tolerances.

Figure 4-2 Calvert Cliffs Nuclear REACTOR VESSEL Power Plant Rev. 38

STE llM oun.LT M.."ZlLE SECCNJ>.RY DECK STE'°'K DRUK l<ANWi.Y f'EE:O\.IATER C-00.SENE(J(

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SUf"PORTS Figure 4-3A Calvert Cliffs STEAM GENERATOR PROFILE VIEW Nuclear Power Plant Revision 33

PRT M.ARY PRIMARY

NLET CJUTLET NOZZLE NOZZLE BASE SUPPORT PP.lMARY

.ANWAY PRiMARY MA?-WAY SOTTOt-f VIEJ.(

Calvert Cliffs Figure 4-38 Nuclear Power Plant STEAM GENERATOR PRIMARY HEAD DESIGN Revision 33

4-4 REACTOR COOLANT PUMP n---Coupling Spacer I

STUFFING BOX COOLING WATER OUTLET Closure Stud Pump Case BALTIMORE Figure GAS & ELECTRIC Co. Reactor Coolant Pump 4-4 Calvert Cliffs Nuclear Pcwer Plant FOR SEAL AREA SEE FIG, 4-6AND FIG.4.6A) REV.I I 1/91 Rev. 11

4-6 REACTOR COOLANT PUMP - SEAL AREA SEAL CONTROLLED BLEEDOFF.

CONNECTION PRESSURE. TAP C 0 NNECT IONS '-+-+--H- p;i!Jj COOLING WATER CONNECTION BALTIMORE Figure GAS & ELECTRIC Co. Reactor Coolant Pump - Seal Area Calvert Cliffs .

__ ._ --I 4-6 Nuclear PC"Wer Plant REV. II 1/91 Rev. 11

4-6A REACTOR COOLANT PUMP - SEAL AREA TM

- BALANCED STATOR SEAL DESIGN FEATURES STATIONARY SEAL 'GLAND' SECONDARY SEAL SLEEVE ANTI- --

ROTATION LUG STATIONARY SEAL RING: CARRIER SEAL--

COMPRESSION "CENTERING' SPRING "0-RINGS' ROTAT ING --;yJ-::=....,,,,,.,,.-

SEAL RING ll"'IJ PIJMP SHAFT ROTATING SUPPORT RING SEAL SLEEVE BALTIMORE Figure GAS & ELECTRIC Co. Reactor Coolant Pump - ea;;

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efevotion Note 1: Mechanical nozzle seal assemblies may be installed on the 1" instrument nozzles in place of the "J-Groove" welds. There are restrictions for use on leaking nozzles. See Safety Evaluation for NRG Code Relief Re uest a roval dated Au ust 7, 2002.

Figure 4-8 Calvert Cliffs PRESSURIZER Nuclear Power Plant Revision 33

4-9 TEMPERATURE CONTROL PROGRAIV 600 601 OF 590 580 IJ..

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510 500 0 10 20 30 40 50 60 70 80 90 100 NSSS Power. Percent 100% = 2700 Mwt NOTE:

THIS FIGURE SHOWS MAXIMUMThot ANOToveroge ASSUMING MINIMUM RCS FLOW.

BALTIMORE GAS & ELECTRIC ca. REV. Figure C<1 I vel""t CI i ffs TEMPERATURE CONTROL PROGRAM Nucle<1r Powel'" Pl<1nt 24 4-9 Rev. 24

4-10 PRESSURIZER LEVEL SET POINT PROGRAN 230 220

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THE PRESSURIZER LEVEL SET POINT PROGRAM MAY BE ADJUSTED FOR THE INCREASE IN Tove CAUSED BY SG TUBE PLUGGING.

REV.24 BALTIMORE GS & ELECTRIC ca. Figur-e Colver-+ Cliffs Pressurizer Level Set Point Program Nuclear- Power Plcnt 4-10 Rev. 24

4-11 PRESSURIZER LEVEL CONTROL PROGRAIV 40 ON< +39"1 High I eve I olorm - -e ...

I (+37"1 OFF Notes:

30 1. Nominal letdown is 38 gpm to maintain pressurizer level ot setpolnt with one

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...J Revision 24 BAL TlUORE GAS & ELECTRIC ca. Figur-e Colvert Cliffs Pr-essurizer- Level Control Program Nuclear Power Plant 4-11 Rev. 24

4-12 C-E DESIGN CURVE OF NOTT INCREASE (550°F IRRADIATION)

Nil-Ductility Transition Temp Increase, Legend of o A302B Plate J

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  • - A533B Heat Affected Zone 300 zoo 100 o.._ __

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Calvert Chffs (55D°F I rradiati'ln)

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4-14 TYPICAL SURVEILLANCE CAPSULE ASSEMBLY 1--- Lock Assembly Tensile-Monitor--.--..

} Wedge Coupling Assembly Compartment Charpy Impact Compartments Tensile -Monitor Compartment Charpy Impact Compartments Tensile -Monitor---... 1 Compartment DALTIMOlE 1gure GAS & ELECTRIC CO. Typical Surveillance Caps u le Assembly Calvert Cliffs 4-14 Nuclcm Power Pinnt Rev.a

4-15 TYPICAL CHARPY IMPACT COMPARTMENT ASSEMBLY Wedge Co upl ing - End Cap Charpy Impact Specimens Rectangular Tubing Wedge Coupling - End Cap BALTIMOim F1gu re GAS & ELECTRIC CO. Typical Charpy Impact Compartment Assembly Calvert Chffs N11de;1r Powc-r Pinnt 4-15 Rev.a

4-16 T YPICAL TENSILE - MONITOR COMPARTMENT ASSEMBLY Wedge coupling - End Cap---- Flux SP.ectrum Monitor Catlmium Shielded Stainless Steel Tubing Stainless Steel Tubing Cadmium Shield Threshold Detector Thres hold Detector Flux Spectrum Monitor

, .,___ Quartz Tubing Temperature Monitor Weight Temperature Monitor Low Me l ting Alloy Housing Tensile Specimen -

Split Spacer - ------ I 4

Tensile Specimen Housing -----

Rectangular Tubing Wedge Coupling - End Cap BALTIMORE GAS & ELECTRIC CO. Typical Tens ile-Monitor Compartment Assembly Calvert Cliffs Nuclear Pow\?r Plant Rev.a

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Revision 47

Calvert Cliffs Coastdown Operating Region

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Figure 4-18 CALVERT CLIFFS Calvert Cliffs Nuclear Power Plant COASTDOWN OPERATING REGION Revision 49

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