ML20037B580

Chemical Cleaning of Dresden 1

ML20037B580
Person / Time
Site:	Dresden
Issue date:	11/26/1974
From:	US ATOMIC ENERGY COMMISSION (AEC)
To:
Shared Package
ML20037B579	List: ML20037B578 ML20037B580
References
NUDOCS 8010210867
Download: ML20037B580 (27)

Text

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CHEMICAL CLEANIllG OF DRESDEll-1 (Visual Aids)

November 26, 1974 L

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9 8010210 k

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4 AGENDA 4

W.P. WORDEN Summary Of The Dresden-1 Cleaning Project W.P. WORDEN Program Goals And Participants D.E. F! ARMER Program Outline Evaluation Of Alternative Methods o

Development Of Decontamination Effective-o ness Of The Solvent Materials identification And Testing o

Dynamic Loop Testing o

o CP-5 (Argonne) Demonstration Pilot P! ant Testing a

Ful! Scale Chemical Cleaning

.o D.G. BR!DENBAUGH C.F. CHENG T.A. HENDRlCKSON R. W. STA EHi.E Report Of Consultants R.F. JANECEK Drseussion Of in-Service Program W.P. WORDEN Needs And Schedule e

e e

s.-- 4.;.

PARTICIPANTS

~

Vianagecl by Commonwealth Edison Co.

o o Prime Contractor - Dow industrial Service, Division of Dow Chemical Co.

Dow's Subcontractor - Suntac Nuclear o

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2nercw uavts:on.or taenerai r:-tecmc a

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Lai2 oratory

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Roger W. Staehle of O>hio State University

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Citric ~ Acid o

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o. Hv, droxyacetic-Formic Acid o Alk. Permanganate-Ammonium Citra2e o A!k. Permanganate-Citric OxaHo Acid

- o Al:c. Permanganate-HEDTA o 20% Hydrochloric Acid O

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MATERIALS TEST PROGRAM GENERAL CORROS!ON 29 A!!oys

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DYNAMIC LOOP / DEAD LEG TEST o 7 Contaminated Coupons o 6. C orroa ~.ch C. o," n o n. s

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THE DOW CIIEMICAL COMPANY r

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FULL SCALE CHEMECAL CLEAN!NG o,, reparat. en ror Uecontammat. ion E

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L GENERAL ELECTRIC AND THE DRESDEN 1 PROGPAM GENEPAL ELECTRIC'S ROLE CONSULTMtT ONi SAFETY ASPECTS MATERIALS COMPATIBILITY MATERIALS SURVEILLNICE PROGR4M REVIEW 0F PROCEDURES AND PILOT TESTING POST CLEANING RETURil TO SERVICE REVIEW FINAL EVALUATION OF THE PROGRN)

PERFORMED TO DATE REVIEWED CORROSION DATA FROM DOW INDUSTRIAL SERVICES INITIATitlG SUPPORTING TEST WORK l

BEGINNING REVIEW 0F PROCEDURES GE!!EPAL ELECTRIC'S CURRENT OPINION PROGRAM IS REAS0l!ABLE PREPARATORY WORK IS THOROUGH MATERIALS ARE COMPATIBLE THE INFORMATION TO BE GAINED IS USEFUL l

GENERAL ELECTRIC SUPPORTS THE PROGRAM 11/18/74 i

CORROS;ON PRODUCTS IN BWR*

~

Dresden Il Quad Cities ll Dresden 1 i

Oxide Loop A Loop B Loop B Cleanout Fitting' Supply Line Scale ID Fracture IU Fracture IU Fracture ID Fracture 10 Fracture FCC (SS)

S S

S S

S Sb S

S S

'S b

b M

S M

S BCC (7 e)

S S

W A

W W

i F

Spinel (Ni Fe 0

'M M

M M

M M

M W

M W

b 2 4

+ NiC+20)

Fe3(PO )2(OH)2 A

A A

A W

Mc A

A A

,A 4

M M

W A

A A

A A

A

'A 4

b y Fe 03 b

A A

(CuO)

'A 2

A A

A A

Cu O W

W 2

" Relative Concentration: S-strong, M medium, W week, and A abrent.

b Red oxide scale at wcdge opening and bicck oxicia scala at crac : tip.

• Red oxide scale at wedge opening only: Fe3 (PO )2(OH)2 ab;cnt in black oxide scale.

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DRESDEN-1 DECONTAMIN ATION SCI-hEDULE

~.7 1974

> <- 1975

' i,c-1976 -

h <-- 1977 -

J S

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D M

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D Complete Corrosion NRC Testing Sub mit 3 ageview if To NRC 6 Prepare Licensing

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Agmt.

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EBWR Pilot

[._

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f v

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Engrg. Proc.

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.s p.

i ervice Oper -ions e,

< N,,

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Waste Processing PRESET PEOPESE)

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Plant ll1-50r":CE Recommissioning 1115110 C i..! ail

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