ML17277A630: Difference between revisions

From kanterella
Jump to navigation Jump to search
(Created page by program invented by StriderTol)
(Created page by program invented by StriderTol)
Line 17: Line 17:


=Text=
=Text=
{{#Wiki_filter:~~u)g n n PhfA.LL WASHINGTON PUBLIC POWER SUPPLY SYSTEM PLAXT PRO(;ED t.RES il:DL;'IIL m'h p-PROCEOURE NUMBER<<12e10.5 APPR EO VOLUME NAME 12 CHEMIS.RY PROCEDURES SECTION 12.10 POST ACCIDENT SAMPLING PROCEDURES TITLE"12.10.5 GAS SAMPLE ANALYSIS OATE 06/21/83 12.10.5.1 P~ur oee This procedure determines gas concentrations and activity from a sample taken from the post accident sample station.12.10.5.2 Precautions/Prere uisites A.Lab personnel shall be issued extremity dosimetry as per Health Physics policy.B.Lead shielding must be setup prior to sample handling.C.The gamma spectrometer system must be operable.D.The gas chromatograph must be calibrated (see 12.10.5.5) prior to analysis.E.The gas chromatograph must be operating 24 hours prior to analysis.F.Carrier gas flow must be approximately 20cc/min (20 psi).G.All sample handling must be carried out in a hood.H.Appropriate dose rate meter must be available and in calibration.
{{#Wiki_filter:~ ~
Use continuously to assure exposure ALARA.12.10.5.5 E~ui ment A.B.1.0 ml and 0.1 ml gas tight syringes Oxygen, hydrogen and nitrogen gas standards C.14 ml and 125 ml serum vials 8307080i68 830623 PDR ADOCK 08000397 h PDR j WP 597 R1 PROCEOURE NUMBER 12.10.5 REVISION NUMBER PAGE NUMBER 12.10.5-1 of 8 0 GHJ iQHTYiGQRU I ,(i,">  
n  n u)g           PhfA       . LL WASHINGTON PUBLIC POWER SUPPLY SYSTEM PLAXT PRO(;ED t. RES il:DL;'IIL m'h p-PROCEOURE NUMBER               APPR  EO                      OATE
, 12.10.5.4 Procedure A..On HP3390 integrator enter scale setting: l.OP ()6 2.Scale setting B.Open valve on gas tight syringe.C.Insert 1.0 ml syringe needle into sample part and withdraw syringe plunger to 1.0 ml.D.Allow a few seconds for pressure to equalized across the needle.E.Close valve on syringe and release plunger.F.Note actual volume sampled and record on.Attachment I.G.Withdraw syringe from sample.H.Insert syringe into septum on the gas chromatograph.
                            <<12e10.5                                                           06/21/83 VOLUME NAME 12         CHEMIS. RY PROCEDURES SECTION 12.10     POST ACCIDENT SAMPLING PROCEDURES TITLE "12.10.5   GAS SAMPLE ANALYSIS 12.10.5.1   P~ur oee This procedure determines gas concentrations and               activity   from a sample taken from the post accident sample station.
Open valve on syringe and inject sample.If not already depressed, press the AUTO button then press clear.Read percent concentration from HP3390 integrator and calculate percent concentration in containment as per Attachment I.1.1.5.~1 A.From sample dose rate determine what dilutions are needed to reduce sample dose rate to less than 5 mrem at 2 inches.Record dilutions on Data sheet, Attachment III.B.Place septums or appropriate number of serum vials and evacuate.C.Place vials behind lead shielding.
12.10.5.2 Precautions/Prere       uisites A. Lab personnel shall be issued extremity dosimetry as per Health Physics policy.
D..With an appropriate syringe inject a volume of H20 equal to the desired aliquot then withdraw an aliquot and transfer to a 14 ml or 125 ml serum vial.E.Complete required dilutions behind the lead shield as planned.Final dilution is into a 14 ml serum vial for counting.W~QB RQCEDURE NUMBER REVISION NUMBER ,12.10.5 0!PAGE NUMBER 12.10.5-2 of 8 Bag or wrap in plastic the.final dilution, smear and survey'then when less than 1000 dpm/100cm2 contamination, remove to counting room.G.Adjust sample counting time to reflect its activity as.estimated by its dose rate.12.10.5.6 Calibration A.B.Using a gas tight syringe obtain a 100 micro liter sample of standard hydrogen gas.Inject into gas chromatograph.
B. Lead   shielding must     be setup   prior to   sample handling.
C.If not already depressed, press AUTO.D.E.Press CLEAR.When chromatogram is complete enter the data into the HP3390 integrator:
C. The gamma spectrometer         system must be operable.
1.Del CALIB 2.CALIB ESTD 3.Ref RTW=5 4.RTW=5 5.RT=(retension time for hydrogen)6.AMT=10.0 (10.0 vol percent)P 7.ENTER F.Repeat Steps 12.10.5.5.A through 12.10.5.5.D for oxygen gas standard.G.Enter data into HP3390 integrator:
D. The gas chromatograph       must be   calibrated (see 12.10.5.5) prior to analysis.
l.EDIT CA!IB 2.REF'RTW=5 3.RTW=5 4.CAL8=2 5.RT=(retension time for oxygen)W~90 ROCEDURE NUMBER REVISION NUMBER)PAGE NUMBER 12.10.5 0 I 12.10.5-3 of 8 6.AMT=10.(volume percent)7..AMT/HT=(10.0 volume percent divided by peak height)8.ENTER H.Repeat Steps 12.10.5.5.A through 12.10.5.5.D for nitrogen.I.Enter data into HP3390 integrator:
E. The gas chromatograph       must be operating 24 hours         prior to analysis.
l.EDIT Calib 2.REF RTW=5 RTW=5 4.CALO=3 5.RT=(retension time for nitrogen)6.AMT=10.0 (volume percent nitrogen)7.AMT/HT=(10.0 volume percent divided by peak height)8.ENTER Steps 12.10.5.5.A through 12.10.5.5.D can be repeated for any additional gases.If a calibration table already exists, the calibration table can be updated by injection of a standard as in Steps 12.10.5.5.A through 12.10.5.5.D then pressing RCAL.This process would have to be repeated for each gas unless a mixed gas standard is available.
F. Carrier     gas flow must be approximately 20cc/min (20 psi).
12.10.5.7 Documents A.Attachment I, Calculation of Containment Gas Concentration B.Attachment II, Conversion Factors C.Attachment III, Dilution Data Attachment IV, Final Concentration Calculation W~Qa PROCEDURE hlUM8KR REVISION IYUM8ER~PaCa nUM88R 12.10.5 0 l 12.10.5-4 of 8 0'
G. All sample handling       must be   carried out in     a hood.
t~~Calculation of Containment Gas Concentration Sample percent by volume concentration of each gas: 'A VS A=V AT A Where: AT=volum percent analyzed AS=volum percent in vial before analysis VA=volume of aliquot removed from standard VS=volume of vial Percent by volume of each gas in containment:
H. Appropriate dose rate meter must be available and in calibration.
C (s)(c)(v)pc TV (Containment Pressure)-(Partial Pressure of Water)Vial Temperature TC Vial Pressure Containment Temp mm Hg Containment concentration in percent by volume=X H2 Attachment I W~94 ROCEOURK NUM8KR[REVISION NUM8ER 12.10.5~0!PAGE NUMBER 12.10.5-5 of 8 L 0 Conversion Factors ounds/s uare inch to mm H d 11/'4.696 1b/in Fto C oF=9/5 (oC+32)Cto K oK=oC+273 Attachment II W~94 PROCKQVRK NVMBKR iRKVtStON aVM8KR[PACK i>VM8KR 12.10.5 0 I 12.10.5-6 of 8  
Use   continuously to assure exposure ALARA.
~>, Dilution 1 aliquot final volume cc (a)cc (b)Dilution 2 aliquot final volume cc (c)cc (d)Dilution 3 aliquot final volume cc (e)cc (f)b d f a c e-X-X-=dilution factor (df)(measured uCi/cc)(df)
12.10.5.5   E~ui ment A. 1.0 ml and 0.1 ml gas       tight syringes B. Oxygen, hydrogen and       nitrogen gas standards C. 14 ml and 125 ml serum       vials 8307080i68 830623                                 PROCEOURE NUMBER      REVISION NUMBER PDR ADOCK     08000397                                                                         PAGE NUMBER h
=AR, activity remaining in vial after gas chromotgraphy analysis VA+VS A.=-A i VS R Ai=initial uCi/cc in sample VA=l CC VS=volum of vial Attachment III whee RQCEDVRE NUMBER REVISION NVMBER iPAGE NVMBER 12.10.5 0 12.10.5-7 of 8  
PDR     j 12.10.5                                 12.10.5-1 of 8 WP 597 R1
~~I~ecto e.kr85 uCI/co'A'I Final Concentration UC1/CC kr88 Xe-133 Xe-135 Attachment IV wanga PROCEQURE NUMBER (REVISION NUMBER (PAGE NUMBER 12 10~5 I 0 12.10.5-8 of 8}}
 
0                I GHJ iQHTYiGQRU
                  ,(i,">
 
    , 12.10.5.4   Procedure A.. On HP3390   integrator enter scale setting:
: l. OP (   )   6
: 2. Scale setting B. Open valve on gas   tight syringe.
C. Insert 1.0 ml syringe needle into sample part and withdraw syringe plunger to 1.0 ml.
D. Allow a few seconds for pressure to equalized across the needle.
E. Close valve on syringe and release plunger.
F. Note actual volume sampled and record on. Attachment         I.
G. Withdraw syringe from sample.
H. Insert syringe into     septum on the gas chromatograph.
Open valve on syringe and inject sample.
If not   already depressed,     press the AUTO button then press clear.
Read percent concentration from HP3390 integrator and calculate 1 .1 .5.
A.
                  ~1 percent concentration in containment as per Attachment I.
From sample dose   rate determine what     dilutions are needed   to reduce sample dose rate to less than 5 mrem       at 2 inches. Record   dilutions on Data sheet, Attachment       III.
B. Place septums or appropriate number       of serum vials and evacuate.
C. Place vials behind lead shielding.
D.   .With an appropriate syringe inject a volume of H20 equal to the desired aliquot then withdraw an aliquot and transfer to a 14 ml or 125 ml serum   vial.
E. Complete required   dilutions behind the lead shield as planned.
Final dilution is into     a 14 ml serum vial for counting.
RQCEDURE NUMBER     REVISION NUMBER       PAGE NUMBER W~QB
                                              ,12.10.5               0
                                                                                !
12.10.5-2 of 8
 
Bag or wrap in plastic the .final dilution, smear and         survey'then when less than 1000 dpm/100cm2 contamination, remove           to counting room.
G. Adjust sample counting time to reflect       its activity   as .estimated by its   dose   rate.
12.10.5.6   Calibration A. Using a gas tight syringe obtain a 100 micro         liter sample   of standard hydrogen gas.
B. Inject into     gas chromatograph.
C. If not   already depressed,   press AUTO.
D. Press CLEAR.
E. When  chromatogram   is complete enter the data   into the HP3390 integrator:
: 1. Del CALIB
: 2. CALIB ESTD
: 3. Ref   RTW = 5
: 4. RTW   = 5
: 5. RT =   (retension time for hydrogen)
: 6. AMT =   10.0 (10.0 vol percent)
P
: 7. ENTER F. Repeat Steps 12.10.5.5.A through 12.10.5.5.D         for oxygen gas standard.
G. Enter data into HP3390 integrator:
: l. EDIT   CA! IB
: 2. REF'RTW = 5
: 3. RTW   =5
: 4. CAL8 = 2
: 5. RT =   (retension time for oxygen)
ROCEDURE NUMBER   REVISION NUMBER     )PAGE NUMBER 12.10.5                 0         I 12.10.5-3 of 8 W~90
: 6. AMT = 10.   (volume percent) 7.. AMT/HT =   (10.0 volume percent divided by peak height)
: 8. ENTER H. Repeat Steps 12.10.5.5.A through 12.10.5.5.D       for nitrogen.
I. Enter data   into HP3390 integrator:
: l. EDIT Calib
: 2. REF RTW = 5 RTW = 5
: 4. CALO = 3
: 5. RT = (retension time for nitrogen)
: 6. AMT = 10.0 (volume percent nitrogen)
: 7. AMT/HT =   (10.0 volume percent divided by peak height)
: 8. ENTER Steps 12.10.5.5.A through 12.10.5.5.D can be repeated       for any additional gases.
If a calibration table already exists, the calibration table can be updated by   injection of a standard as in Steps 12.10.5.5.A through 12.10.5.5.D then pressing     RCAL. This process would have to be repeated for each gas unless a mixed gas standard is available.
12.10.5.7 Documents A. Attachment   I, Calculation of Containment Gas   Concentration B. Attachment   II, Conversion Factors C. Attachment   III, Dilution Data Attachment IV, Final Concentration Calculation PROCEDURE hlUM8KR REVISION IYUM8ER     ~PaCa nUM88R W~Qa                                      12.10.5               0       l   12.10.5-4 of 8
 
0' Sample percent by volume t
Calculation of Containment     Gas concentration of each gas:
                                                                      ~
Concentration
                                                                        ~
                'A  VS A =           AT V
A Where:
AT = volum percent analyzed AS = volum percent in vial before analysis VA = volume of aliquot   removed from standard VS = volume of vial Percent by volume of each gas in containment:
C
( s)( c)( v) pc   (Containment Pressure)     (Partial Pressure of Water)
TV  Vial Temperature Vial Pressure                         mm    Hg TC  Containment   Temp Containment concentration     in percent   by volume =         X H2 Attachment I ROCEOURK NUM8KR     [REVISION NUM8ER     PAGE NUMBER W~94                                      12.10.5       ~
0     !
12.10.5-5 of 8
 
L 0     Conversion Factors ounds/s uare inch to   mm H d
11/'4.696       1b/in Fto   C oF = 9/5 (oC + 32)
Cto   K oK =oC+   273 Attachment II PROCKQVRK NVMBKR iRKVtStON aVM8KR [PACK i>VM8KR W~94                                    12.10.5               0   I 12.10.5-6 of 8
 
~>
      , Dilution     1 aliquot                 cc (a) final  volume                  cc (b)
Dilution   2 aliquot                 cc (c) final  volume                  cc (d)
Dilution 3 aliquot                 cc (e) final  volume                  cc (f) b X
d     f X =   dilution factor (df) a  c      e (measured     uCi/cc)(df) = AR,   activity remaining in vial after gas chromotgraphy analysis i
A. =
VA + VS VS A
R Ai   =   initial uCi/cc in sample VA=l CC VS =     volum of vial Attachment III RQCEDVRE NUMBER   REVISION NVMBER     iPAGE NVMBER whee                                          12.10.5               0           12.10.5-7 of 8
 
      ~
        ~
                                                                          'I Final Concentration I~ecto e. uCI/co                       'A                   UC1/CC kr85 kr88 Xe-133 Xe-135 Attachment IV PROCEQURE NUMBER   (REVISION NUMBER     (PAGE NUMBER wanga                            12 10 ~ 5   I         0           12.10.5-8 of 8}}

Revision as of 15:56, 29 October 2019

Rev 0 to Chemistry Procedure 12.10.5, Post-Accident Sampling & Analysis,Gas Sample Analysis.
ML17277A630
Person / Time
Site: Columbia Energy Northwest icon.png
Issue date: 06/21/1983
From: Martin J
WASHINGTON PUBLIC POWER SUPPLY SYSTEM
To:
Shared Package
ML17277A623 List:
References
12.10.5, NUDOCS 8307050165
Download: ML17277A630 (10)
v • d • e


Text

~ ~

n n u)g PhfA . LL WASHINGTON PUBLIC POWER SUPPLY SYSTEM PLAXT PRO(;ED t. RES il:DL;'IIL m'h p-PROCEOURE NUMBER APPR EO OATE

<<12e10.5 06/21/83 VOLUME NAME 12 CHEMIS. RY PROCEDURES SECTION 12.10 POST ACCIDENT SAMPLING PROCEDURES TITLE "12.10.5 GAS SAMPLE ANALYSIS 12.10.5.1 P~ur oee This procedure determines gas concentrations and activity from a sample taken from the post accident sample station.

12.10.5.2 Precautions/Prere uisites A. Lab personnel shall be issued extremity dosimetry as per Health Physics policy.

B. Lead shielding must be setup prior to sample handling.

C. The gamma spectrometer system must be operable.

D. The gas chromatograph must be calibrated (see 12.10.5.5) prior to analysis.

E. The gas chromatograph must be operating 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> prior to analysis.

F. Carrier gas flow must be approximately 20cc/min (20 psi).

G. All sample handling must be carried out in a hood.

H. Appropriate dose rate meter must be available and in calibration.

Use continuously to assure exposure ALARA.

12.10.5.5 E~ui ment A. 1.0 ml and 0.1 ml gas tight syringes B. Oxygen, hydrogen and nitrogen gas standards C. 14 ml and 125 ml serum vials 8307080i68 830623 PROCEOURE NUMBER REVISION NUMBER PDR ADOCK 08000397 PAGE NUMBER h

PDR j 12.10.5 12.10.5-1 of 8 WP 597 R1

0 I GHJ iQHTYiGQRU

,(i,">

, 12.10.5.4 Procedure A.. On HP3390 integrator enter scale setting:

l. OP ( ) 6
2. Scale setting B. Open valve on gas tight syringe.

C. Insert 1.0 ml syringe needle into sample part and withdraw syringe plunger to 1.0 ml.

D. Allow a few seconds for pressure to equalized across the needle.

E. Close valve on syringe and release plunger.

F. Note actual volume sampled and record on. Attachment I.

G. Withdraw syringe from sample.

H. Insert syringe into septum on the gas chromatograph.

Open valve on syringe and inject sample.

If not already depressed, press the AUTO button then press clear.

Read percent concentration from HP3390 integrator and calculate 1 .1 .5.

A.

~1 percent concentration in containment as per Attachment I.

From sample dose rate determine what dilutions are needed to reduce sample dose rate to less than 5 mrem at 2 inches. Record dilutions on Data sheet, Attachment III.

B. Place septums or appropriate number of serum vials and evacuate.

C. Place vials behind lead shielding.

D. .With an appropriate syringe inject a volume of H20 equal to the desired aliquot then withdraw an aliquot and transfer to a 14 ml or 125 ml serum vial.

E. Complete required dilutions behind the lead shield as planned.

Final dilution is into a 14 ml serum vial for counting.

RQCEDURE NUMBER REVISION NUMBER PAGE NUMBER W~QB

,12.10.5 0

!

12.10.5-2 of 8

Bag or wrap in plastic the .final dilution, smear and survey'then when less than 1000 dpm/100cm2 contamination, remove to counting room.

G. Adjust sample counting time to reflect its activity as .estimated by its dose rate.

12.10.5.6 Calibration A. Using a gas tight syringe obtain a 100 micro liter sample of standard hydrogen gas.

B. Inject into gas chromatograph.

C. If not already depressed, press AUTO.

D. Press CLEAR.

E. When chromatogram is complete enter the data into the HP3390 integrator:

1. Del CALIB
2. CALIB ESTD
3. Ref RTW = 5
4. RTW = 5
5. RT = (retension time for hydrogen)
6. AMT = 10.0 (10.0 vol percent)

P

7. ENTER F. Repeat Steps 12.10.5.5.A through 12.10.5.5.D for oxygen gas standard.

G. Enter data into HP3390 integrator:

l. EDIT CA! IB
2. REF'RTW = 5
3. RTW =5
4. CAL8 = 2
5. RT = (retension time for oxygen)

ROCEDURE NUMBER REVISION NUMBER )PAGE NUMBER 12.10.5 0 I 12.10.5-3 of 8 W~90

6. AMT = 10. (volume percent) 7.. AMT/HT = (10.0 volume percent divided by peak height)
8. ENTER H. Repeat Steps 12.10.5.5.A through 12.10.5.5.D for nitrogen.

I. Enter data into HP3390 integrator:

l. EDIT Calib
2. REF RTW = 5 RTW = 5
4. CALO = 3
5. RT = (retension time for nitrogen)
6. AMT = 10.0 (volume percent nitrogen)
7. AMT/HT = (10.0 volume percent divided by peak height)
8. ENTER Steps 12.10.5.5.A through 12.10.5.5.D can be repeated for any additional gases.

If a calibration table already exists, the calibration table can be updated by injection of a standard as in Steps 12.10.5.5.A through 12.10.5.5.D then pressing RCAL. This process would have to be repeated for each gas unless a mixed gas standard is available.

12.10.5.7 Documents A. Attachment I, Calculation of Containment Gas Concentration B. Attachment II, Conversion Factors C. Attachment III, Dilution Data Attachment IV, Final Concentration Calculation PROCEDURE hlUM8KR REVISION IYUM8ER ~PaCa nUM88R W~Qa 12.10.5 0 l 12.10.5-4 of 8

0' Sample percent by volume t

Calculation of Containment Gas concentration of each gas:

~

Concentration

~

'A VS A = AT V

A Where:

AT = volum percent analyzed AS = volum percent in vial before analysis VA = volume of aliquot removed from standard VS = volume of vial Percent by volume of each gas in containment:

C

( s)( c)( v) pc (Containment Pressure) (Partial Pressure of Water)

TV Vial Temperature Vial Pressure mm Hg TC Containment Temp Containment concentration in percent by volume = X H2 Attachment I ROCEOURK NUM8KR [REVISION NUM8ER PAGE NUMBER W~94 12.10.5 ~

0  !

12.10.5-5 of 8

L 0 Conversion Factors ounds/s uare inch to mm H d

11/'4.696 1b/in Fto C oF = 9/5 (oC + 32)

Cto K oK =oC+ 273 Attachment II PROCKQVRK NVMBKR iRKVtStON aVM8KR [PACK i>VM8KR W~94 12.10.5 0 I 12.10.5-6 of 8

~>

, Dilution 1 aliquot cc (a) final volume cc (b)

Dilution 2 aliquot cc (c) final volume cc (d)

Dilution 3 aliquot cc (e) final volume cc (f) b X

d f X = dilution factor (df) a c e (measured uCi/cc)(df) = AR, activity remaining in vial after gas chromotgraphy analysis i

A. =

VA + VS VS A

R Ai = initial uCi/cc in sample VA=l CC VS = volum of vial Attachment III RQCEDVRE NUMBER REVISION NVMBER iPAGE NVMBER whee 12.10.5 0 12.10.5-7 of 8

~

~

'I Final Concentration I~ecto e. uCI/co 'A UC1/CC kr85 kr88 Xe-133 Xe-135 Attachment IV PROCEQURE NUMBER (REVISION NUMBER (PAGE NUMBER wanga 12 10 ~ 5 I 0 12.10.5-8 of 8

Retrieved from "https://kanterella.com/w/index.php?title=ML17277A630&oldid=1995092"