avantech fukushima overview2013

7/27/2019 avantech fukushima overview2013

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AVANTech Incorporated

11.79%

19.79%

1.37%17.31%

49.66%

0.07% Government

Industrial

Municipal

Oil&Gas

Power

Remediation

Avantech Team:63 Employees

17 Engineers

5 Project Managers

3 Marketing and Sales

Avantech Water Treatment: Nuclear Water Treatment

Wastewater Treatment Recycling

Avantech Product Line: Water Treatment Services

100+ Standard Products

Nuclear Water Specialty Wastewater Specialty

Foundation For Excellence!


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Foundation For Excellence!

Nuclear Quality:ASME NQA-1 Quality Program

Full time CWI, SN-TC-T1A Inspection

Professional Engineering:Chemical

Mechanical

Electrical

Professional Manufacturing:ASME Code Stamp

ASME/AWS Welding

UL Panels


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Worldwide Expertise!

DOE Expertise:

International Expertise: Commercial Nuclear Expertise:

Power Generation:


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Water Treatment

Challenges at the

Fukushima-Daiichi

Nuclear Facility


James L. BraunPresident and CEO

[email protected]

November - 2013


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Incident Fundamentals

EpicenterofThoku

EarthquakeFukushima

EurasianPlate NorthAmericanPlate PacificPlate PhilippinePlate

6

Tectonic Plates of Japan

1500Earthquakes

Annually

10%oftheworldsvolcanos


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Great East Japan Earthquakeo March 11, 2011

o Magnitude 9.0

o Power fails in northern Japan

o

Units 1, 2 & 3 shutdown automaticallyo Units 4, 5 & 6 already shutdown (defueled)

7


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Tsunami

Friday, March 11th at 14:46

No significant Rx

damage due to earth-

quake

Diesel generators start

(13 generators total)

Emergency core cooling

system initiate

Plant is stable

Tsunami Hits NPP at 15:41

50+ Fukushima NPP

Floods diesel generators

Station blackout- Only Battery Power

RemainsCooling Systems

All cooling systems fail

Steam from decay heat creates high pressure

8


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TsunamiTsunami

Wave Entering Turbine Building.

Automobile

9


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TsunamiTsunami

Flooding of Turbine Building

Automobile

10


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Accident ConditionsAccident Conditions

11


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Contributing Factor - TopographyContributing Factor - Topography

Avantech

Equipment

12Site Excavation Exacerbates the Problem


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Hydrogen ExplosionsHydrogen Explosions

Open Steam Relief Valves to Torus

Open Drywell Relief Valve

Zr + 2H20 1200CZrO2 + 2H2

Cooling Systems All cooling systems fail

Steam from decay heat creates high pressure

13

50psi

limit

Fuel

Pool


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Hydrogen Explosions

14


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Devastation from Explosion

Unit 4 Unit 3 Unit 2 Unit 115


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o Phase 1 - Cesium Removal SARRY System

o Phase 2 Multinuclide Removal

o Phase 3 - Strontium Removal

o Phase 4 - Groundwater Treatment

o Phase 5 - Car Wash

Fundamentals of the Emergency

16


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Fukushima Liquid Waste OverviewFukushima Liquid Waste Overview

17

Water Treatment Continues to Be a Challenge


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Phase 1 - The Technical Challenge

18

Removal of radioisotopes in a Seawater

Solution

Deliver it in less than 8 weeks

Start-up in less than 12 weeks

Ensure its safe! Dose Rates

Thermal

Operational Safety

Failure means Radioactive Wastewater

into the Pacific Ocean


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Phase 1: The AVANTech SolutionPhase 1: The AVANTech Solution

Crystalline Silicotitanate Polishing Ion Exchange

Distribution Coefficient (Kd) > 20,000

Needed to achieve complete activity

removal with a single pass

Axial

Cesium

Loading

CsLimitedto

200,000Ci

(7.5E+15Bq)

Engineered Zeolite Primary Ion Exchange

Distribution Coefficient (Kd) 2,000 in

seawater

Good Axial Cesium Distribution

19

Challenge 1 Activity Capture Challenge 2 Shielding

Integral Shielding

6 Pb Equiv.

Loaded Wt.:

23 mt (50,000 lb)

Safely Managing 200,000 Curies of Radioactive Material

Challenge 3 Heat Generation

855F

Centerline

Temperature

Profile

Centerline/ Core

Temperature

Passive Cooling

Contact Handled

Long Term Storage


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Phase 1 The AVANTech SolutionPhase 1 The AVANTech Solution

20Process Optimizes Media and Decontamination Factor

SARRY

Pipe Racks

SIXMs

Flexible Hoses

H2 Vents

Automatic Alignment

DP (kPad)

Throughput (m3)

Rad Loading (TBq)

Trending


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The Implementation Challenge

21

Rigors of Working at the Fukushima Site

Exclusion Zone - 20 to 30 km Around Fukushima Site


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Clean/ Regulated/ ContaminatedClean/ Regulated/ Contaminated

J-Village / National Soccer Center

2011 by AVANTech Inc. This document contains information that is confidential and proprietary. No rights to this document are granted herein, except as may be expressly provided in any signed written agreement. This

document may not be copied, modified, disclosed, or used other than in accordance with the terms and conditions of the agreement under which it is provided. 22


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Site MobilizationSite Mobilization

J-Village (Dress Out Area)




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document may not be copied, modified, disclosed, or used other than in accordance with the terms and conditions of the agreement under which it is provided.

Dosimetry

Tepco TLD

Toshiba TLD

D.A.D.

25


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Transportation to Site




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Exit from J-Village (From Regulated Area)




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Contaminated Protective Clothing Storage




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Installation ChallengesInstallation Challenges

SIXMs Arriving at Fukushima Dock



Air Freight to Japan

Ship from Tokyo to Iwaki

Barge from Iwaki to Fukushima Site

Earthquake Damage Created Logistics Problems


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Equipment InstallationEquipment Installation

SARRY Pipe Racks

SIXMs

Post Filters

2011 by AVANTech Inc. This document contains information that is confidential and proprietary. No rights to this document are granted herein, except as may be expressly provided in any signed written agreement. Thisdocument may not be copied, modified, disclosed, or used other than in accordance with the terms and conditions of the agreement under which it is provided. 30

Raised Walkway

Flexible Hoses

Dry Disconnects

Hydrogen Ventilation

Composite Autosamplers

Grab Samplers

Gamma Detectors

Remote Sampling

Mobile Equipment Aided Expedited Installation


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Equipment InstallationEquipment Installation

2011 by AVANTech Inc. This document contains information that is confidential and proprietary. No rights to this document are granted herein, except as may be expressly provided in any signed written agreement. Thisdocument may not be copied, modified, disclosed, or used other than in accordance with the terms and conditions of the agreement under which it is provided. 31

Rx, Turbine and

Radwaste Building

24 million gallons of

Storage Capacity

Mobile Equipment Aided Expedited Installation

Submersible Transfer Pump Transfer HosesTurbine Building


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Simplified and Automated SolutionSimplified and Automated Solution

Automatic IX

Alignment

DP (kPad)

Throughput

(m3)

Rad Loading

(TBq)

Trending



Automation Eliminates Exposure and Human Errors


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Phase 1: ResultsPhase 1: Results

Accumulated Water Volume Control

U2 T/B B1

WL [mm]

U3 T/B B1WL [mm]

33

SARRY Processed 80% of Water

Non-detectible CS-137 effluent

DF > 2 million

SARRY Generated 13% of Waste

Results by all Standards Exceeded Clients Expectations


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TEPCO Success!TEPCO Success!

34

Results by all Standards HaveExceeded Expectations

The Challenge: Lethal Levels of Cs-137:

Heat Generation:

Radiation Shielding:

Hydrogen Gas Gen:

The Product: Prefiltration

Ion Exchange

Automation

SamplingThe Result: < 10 week delivery

DF > 2,000,000

Cs Effluent Non-detectible

Waste Generation 10% Safe Operation

Additional Work: Groundwater Treatment

SARRY Replacement Vessels

Atrex


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Post Emergency Challenges

35

On-going Challenges

Phase 2 Brine Treatment

Phase 3 - Strontium Removal

Phase 4 - Groundwater Remediation

Phase 5 - Car Wash Wastewater


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Phase 3 Strontium RemovalPhase 3 Strontium Removal

Strontium Removal Focus Worker Exposure

Evaporator Maintenance

R/O Maintenance

Equipment Maintenance

Radionuclide Removal

Waste Generation

Technical Challenge High Salinity Water

Heat Dissipation

Radiation Exposure

Minimize Radwaste Generation

Optimize Material Handling

36

SARRY(AVANTech)

REVERSE

OSMOSISTURBINE BLDGS.

PURE COOLINGWATER STORAGE

600 M3/D

GROUNDWATER

1000M3/D

400 -500M3/D

BRINESTORAGE

TANKS

Reject

1000M3/D

50% Rec.

500M3/D

STORAGETANKS

STORAGE OFSHIELDED IX

MODULES

Volumes as of

September 26, 2012

500 M3/D

RX

1ST

CESIUMAPPARATUS

RADWASTE

BLDGS

90,000 M3

(24 MGAL)

180,000 M3

(47.5 MGAL)

22,000 M3

(5.8 MGAL)

New Sr

Media

Areva/ KurionStandby Operation

120 Mgal treated

since June-2011

Creating a Safer Work Environmentand Minimizing Exposure


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Phase 3 Strontium RemovalPhase 3 Strontium Removal

Current Process

System Objectives Minimize On-site work

Utilize Existing Crane Passive operation

37

Design Inputs Sr-90 Concentration 1E+05 Bq/cm3

Cs-134 Concentration 7E+04 Bq/cm3

Cs-137 Concentration 1E+05 Bq/cm

3

IX Volume 1E+06 cm3

SARRY System Flow

Plug-n-Play Creates a Simplified Solution

Retrofit Results ASME Section IX Pressure Vessel

Operating Pressure 200 psig

Integrated into existing SARRY System

55 m3/hr flow rate per vessel

Thermal Results

Dose Profiling Operation 1st Quarter 2014


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Phase 4 Groundwater RemediationPhase 4 Groundwater Remediation

38

Groundwater Goals Rad Removal for Discharge

High TDS Influent

Minimize Waste Generation Minimize Consumables

Groundwater Problem Groundwater In-leakage

Increased Contaminated Water

Increased Waste Volumes Radionuclides getting to the Ocean

Lower Groundwater to Reduce In-Leakage


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System Solution Gross Filtration

Fine Filtration

Ion Exchange

System Design Inputs 1,200 m3 per day (220 gpm)

Chemistry Cl- 800 ppm

Ca 23 ppm

Mg 61 ppm

COD 7 mg/l

Activity Cs-134: 5.12 Bq/ml

Cs-137 9.46 Bq/ml

I-131: 6.65E-02 Bq/ml

Co-60: 1.64E-02 Bq/ml

Sr-90: 3.56E-02 Bq/ml

Laboratory Scale Validation of Media


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40

Operations

Plug-n-Play Installation

AutomatedMaterial Handling Similar

to SARRY

Anticipated ResultsNondetectible Effluent

Minimal Waste Generation

Start-up February 2014

Filtration

Ion Exchange

Controlling In-Leakage to Meet the Site Objectives


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Phase 5 Vehicle DecontaminationPhase 5 Vehicle Decontamination

41

Vehicle Challenge Clean Wastewater from

Decontamination of Vehicles

Radionuclide Removal

Minimize Waste Generation

Technical Challenge High Solids

Radiation Exposure

Material Handling Minimize Waste Generation

Item UnitInlet

(Waste Water)

Outlet

(Treated Water)

SS ppm 200


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Phase 5 Vehicle DecontaminationPhase 5 Vehicle Decontamination

42

Technical Solution Batch Process

Collection Tank

Clarification Chemical Treatment

Filtration

Solids Treatment

Design Characteristics 10 m3/day in hr

2.5 m3/hr

Automated Nondetectible Effluent

ATREX Arrangement

Clarification

Sample

Tanks Filtration

Chemical

Treatment


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Fukushima Water ChallengeFukushima Water Challenge

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Phase 1 - Cesium Removal Avantechs SARRY System

Phase 2 Multinuclide Removal Phase 3 - Strontium Removal Avantechs SARRY Upgrade

Phase 4 - Groundwater Treatment Avantechs Treatment System

Phase 5 - Car Wash Avantechs Atrex System

Past Success has Created Future Opportunities

avantech fukushima overview2013

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