Opdateret: 06-06-23

Acronym

Explanation

ABB

Asea Brown Boveri, Ltd.

ABWR

Advanced Boiling Water Reactor

ACL

Aktiva centrallaboratoriet (Studsvik)

ACR

Advanced CANDU Reactor

ACS

Accident Confinement System

ADS

Automatic Depressurization System

AEA

Atomic Energy Authority, UK

AEC

Atomic Energy Commission, USA

AECL

Atomic Energy of Canada, Ltd.

AFA

Research program on Nuclear Waste, NKS 1994 – 1997

AFWS

Auxiliary Feed-Water System

AGC

Advanced Gas Centrifuge

AGR

Advanced Gas Cooled Reactor

AGRI

See RALA

AGS

Airborne Gamma Spectrometry

AICC

Adiabatic Isochoric Complete Combustion

AL

Action Level

ALARA

1. As Low As Reasonably Achievable
2. Estonian Waste Management Company

ALARP

As Low As Reasonably Practible

ALEX

Barents Rescue 2001 Alarm Exercise

ALI

Annual Limit on Intake (ICRP)

ALWR

Advanced Light Water Reactor

AM

Accident Management

AMAP

Arctic Monitoring and Assessment Program

AMS

Accelerator Mass Spectrometry

ANL

Argonne National Laboratory (USA)

ANP

Advanced Nuclear Power

ANS

American Nuclear Society

ANSI

American National Standards Institute

AOT

Allowed Outage Time

APRI

Accident Phenomena of Risk Importance (Swedish severe accident research project)

APROS

Advanced Process Simulator

APWR

Advanced Pressurized Water Reactor

ARGOS

Accident Reporting and Guiding Operational System (Denmark)

ASAR

As Operated Safety Analysis Report

ASI

Analysis Significant Items

ASN

Autorité de Sûreté Nucléaire (France)

AT

Austria (ISO abbreviation)

ATHLET

Analysis of Thermo-Hydraulics of Leaks and Transients (computer code)

ATR

Advanced Thermal Reactor

AVLIS

Atomic Vapor Laser Isotope Separation

BAM

Bundesanstalt für Materialforschung und –prüfung, Germany

BAT

Best Available Technique

BDBA

Beyond Design Basis Accident

BEIR

Committee on the Biological Effects of Ionizing Radiations

BER

Research program on Nuclear Emergency Preparedness, NKS 1994 – 1997

BH

Bottom Head

BKAB

Barsebäck Kraft AB, Sweden

BMU

Bundesministerium für Umweltschutz und Reaktorsicherheit, Germany

BNCT

Boron Neutron Capture Therapy

BNFL

British Nuclear Fuel, Ltd.

BNL

Brookhaven National Laboratory

BOK

Research program on nuclear emergency preparedness and radiological consequences, NKS 1998 – 2001

Bq

Becquerel

BRS

Danish Emergency Management Agency (Beredskabsstyrelsen); also referred to as DEMA

BTWC

Biolocical and Toxin Weapons Convention

BWR

Boiling Water Reactor

CAMS

Computerized Accident Management Support System

CANDU

Canadian Deuterium Natural Uranium Heavy-Water Reactor

CBRN

Chemical, Biological, Radiological, Nuclear

CBSS

Council of Baltic Sea States

CC

Condensate Cleaning

CCA

1. Cause Consequence Analysis
2. Common Cause Analysis

CCC

Computer and Communications Center

CCF

Common Cause Failure

CCI

Common Cause Initiators

CD

Civil Defense

CD&ER

Civil Defense and Emergency Response

CDF

Core Damage Frequency

CEC

Commission of the European Communities

CEDM

Control Element Drive Mechanism

CEO

Chief Executive Officer

CERN

European Council for Nuclear Research (Conseil Europeenne pour la Recherche Nucleaire)

CFD

Computational Fluid Dynamics

CGS

Car-borne Gamma Spectrometry

CHAZOP

Computer HAZOP (Hazards and Operability)

CFD

Computational Fluid Dynamics

CFM

Critical Function Monitor(ing)

CHS

Committee on Human Security

C&I

Control and Instrumentation

CIS

Commonwealth of Independent States

CLAB

Central Interim Storage Facility for Spent Nuclear Fuel, Sweden (Centrallager för använt bränsle)

CM

Corrective Maintenance

CMT

Crisis Management Team

CNRA

Committee of Nuclear Regulatory Activities (OECD/NEA)

CNS

Center for Nonproliferation Studies (Monterey Institute)

COGEMA

Compagnie Generale des Matieres Nucleaires, France

COSMOS

Russian nuclear powered satellites

CPC

Common Performance Conditions

cps

Counts per second

CPS

Control and Protection System

CRPPH

Committee on Radiation Protection and Public Health (OECD/NEA)

CSA

Comprehensive Safeguards Agreement

CSNI

Committee of the Safety of Nuclear Installations (OECD/NEA)

CSS

Containment Spray System

CTBT

Comprehensive Test Ban Treaty

CTC

Counter-Terrorism Committee (UN)

CVD

Cherenkov Viewing Device

CWC

Chemical Weapons Convention

DA

Data Acquisition

DAD

Decide, Announce, Defend

DBA

Design Basis Accident

DC

Downcomer of the reactor coolant system

DCH

Direct Containment Heating

DD

Danish Decommissioning (Dansk Dekommissionering)

DDT

Deflagration-to-Detonation Transition

DE

Germany (ISO abbreviation)

DEMA

Danish Emergency Management Agency (Beredskabsstyrelsen); also referred to as BRS

DETRA

Doses via Environmental Transport of Radionuclides (computer code)

DFR

Dounreay Fast Reactor

DFRIT

Finnish Defense Forces Research Institute of Technology

DiP

Decision in Principle

DK

Denmark (ISO abbreviation)

DKK

Danish currency (crowns, kroner)

DKV

Driftklarhetsverifiering

DMI

Danish Meteorological Institute (Danmarks Meteorologiske Institut)

DNMI

Norwegian Meteorological Institute (Det norske meteorologiske institutt)

DOD

US Department of Defense

DOE

US Department of Energy

dps

Disintegrations per second

DR1, DR2, DR3

Danish research reactors at Risø National Laboratory

DRF

Dose Reduction Factor

DSA

Deterministic Safety Analysis

DTU

Technical University of Denmark (Danmarks Tekniske Universitet)

EARP

Enhanced Actinide Removal Plant (Sellafield)

EBRD

European Bank for Reconstruction and Development

EBS

Engineered Barrier System

EC

European Commission

ECC

Emergency Control Center

ECCS

Emergency Core Cooling System

ECMWF

European Center for Medium-range Weather Forecasts

ECURIE

European system for notification in case of radiological emergencies (EU)

EdF

Electricité de France

EDSS

Environmental Decision Support System

EE

Estonia (ISO abbreviation)

EFDA

European Fusion Development Agreement

EFWS

Emergency Feed-Water System

EIA

Environmental Impact Assessment

EIB

European Investment Bank

EIRO

Forum of collaboration between seven European Intergovernmental Scientific Research Organizations

EIS

Environmental Impact Statement

EKO

Radioecological research program, NKS 1994 – 1997

EMAS

Eco Management and Audit Scheme (EU regulations)

EMERCON

International system for notification in case of radiological emergencies (IAEA)

EMHI

Estonian Meteorological and Hydrological Institute

EN 45001

EU standard for accreditation of laboratories conducting measurements on foodstuff and issuing certificates

ENS

European Nuclear Society

ENSRA

European Nuclear Security Regulators Association

EOF

Emergency Operations Facility

EOL

End Of Life

EoO

Error of Omission

EOP

Emergency Operating Procedure

EOS

Emergency Operating Center

EPA

US Environmental Protection Agency

EPIC

Environmental Protection from Ionizing Contaminants in the Arctic (EU)

EPR

European Pressurized Water Reactor

EPRI

Electric Power Research Institute, USA

ERA

European Research Area

ERICA

Environmental Risks from Ionizing Contaminants: Assessment and Management (EU)

ERPC

Estonian Radiation Protection Center, Tallinn

ESARDA

European Safeguards Research and Development Association

ESBWR

Evolutionary Simplified Boiling Water Reactor

ESFR

European Synchrotron Radiation Facility

ESP

Early Site Permit

ESR

Electron Spin Resonance

ETA

Event Tree Analysis

ETEX

European Tracer EXperiment

EU

European Union

EUP

Enriched Uranium Product

EUR

European Utility Requirements

EURADOS

European Radiation Dosimetry Group

EURATOM

EU/DG17 Directorate E

EURDEP

EU Radioactivity Data Exchange Platform

FAO

United Nations Food and Agriculture Organization

FARO

Test facility at Joint Research Center Ispra for studying fuel-coolant interaction

FAS

Fast Acting Scram

FASSET

Framework for Assessment of Environmental Impact (EU)

FBR

Fast Breeder Reactor

FEP

Features, Events and Processes

FI

Finland (ISO abbreviation)

FIM

Earlier: Finnish currency (marks, markkaa)

FMEA

Failure Mode and Effects Analysis

FMI

Finnish Meteorological Institute

FO

Faroe Islands (ISO abbreviation)

FOI

Swedish Defense Research Agency (Totalförsvarets forskningsanstalt)

FoU

Forskning och utveckling

FP

1. EU’s Framework Program
2. Fission Product(s)

FRC

US Federal Radiation Council

FRED

FASSET Radiation Effects Database (EU; see FASSET)

FRIT

Danish Science Research Councils’ Instrument Service (Host organization of the NKS Secretariat; Forskningsrådenes Instrument Tjeneste ApS)

FSAR

Final Safety Analysis Report

FTA

Felträdsanalys

FTP

File Transfer Protocol

FUD

Forskning, utveckling, demonstration

FZK

Forschungszentrum Karlsruhe

G7

USA, Japan, Germany, France, UK, Italy and Canada

G24

All western European countries plus USA, Canada, Japan, Australia, New Zealand, and Turkey

GAN

Nuclear safety authority of the Russian Federation (Gozatomnadzor)

GAN/HQ

GAN’s headquarters, Moscow, Russia

GAN/NED

GAN’s regional office, St. Petersburg, Russia (North Eastern District)

GARDS

Global Atmospheric Radionuclide Detection System

GCEP

Gas Centrifuge Enrichment Plant

GCHWR

Gas Cooled Heavy Water Reactor

GCR

Gas Cooled Reactor

GE

General Electric

Geislavarnir

Icelandic Radiation Protection Institute (Geislavarnir ríkisins)

GFR

Gas-Cooled Fast Reactor

GGR

Gas cooled Graphite Reactor

GIS

Graphical Information System

GLWR

Graphite Light Water Reactor

GPS

1. Global Positioning System
2. Goal Planning System

Gr

Geislavarnir ríkisins (Icelandic Radiation Protection Institute)

GRS

Gesellschaft für Anlagen- und Reaktorsicherheit mbH

GTMHR

Gas Turbine Modular Helium Reactor

GTRI

Global Threat Reduction Initiative

Gy

Gray

HAEA

Hungarian Atomic Energy Agency

HAMISA

Hole Ablation Modelling In Severe Accidents (computer code)

HAZ

Heat Affected Zone

HAZOP

Hazards and Operability

HCCF

Human Common Cause Failure

HCD

Head of Civil Defense

HELCOM

The Helsinki Commission, under the Helsinki Convention on the Protection of the Marine Environment of the Baltic Sea Area (signed in 1974; renewed in 1992)

HELCOM/MORS

Helsinki Commission/Monitoring Of Radioactive Substances in the Baltic Sea

HEU

Highly Enriched Uranium

HFE

Human Factor Engineering

HIM

See KTM

HIRLAM

HIgh Resolution Limited Area Model (Nordic numerical weather prediction model)

HLW

High Level Waste

HPGe

High Purity Germanium (Detector)

HPME

High Pressure Melt Ejection

HPS

Health Physics Society

HR

High Resolution

HRICPMS

High Resolution Inductively Coupled Plasma Mass Spectrometry

HRA

Human Reliability Analysis

HRP

Halden Reactor Project

HSI

Human – System Interface(s)

HTG

Högsta tillåtna gränsvärde

HTGR

High Temperature Gas Cooled Reactor (graphite moderated)

HTML

Hyper Text Markup Language

HTR

High Temperature Reactor

HTTP

Hyper Text Transfer Protocol

HVAC

High Voltage Alternating Current

HVDC

High Voltage Direct Current

HWBLWR

Heavy Water Boiling Light Water Reactor

HWGCR

Heavy Water Gas Cooled Reactor

HWLWR

Heavy Water Light Water Reactor

HWR

Heavy Water Reactor

IACRS

Inter-Agency Committee on Radiation Safety (IAEA)

IAEA

International Atomic Energy Agency

IASAP

International Arctic Seas Assessment Project (IAEA)

IASCC

Irradiation-Assisted Stress Corrosion Cracking

I&C

Instrumentation and Control

ICEM

International Conference(s) on Environmental Remediation and Radioactive Waste Management

ICI

In-Core Instrumentation

ICJ

International Court of Justice

ICPMS

Inductively Coupled Plasma Mass Spectrometry

ICRE

International Commission on Radiation Education

ICRP

International Commission on Radiological Protection

ICRR

International Congress of Radiation Research

ICRU

International Commission on Radiation Units and Measurements

IDC

International Data Center

IE

Initiating Event

IEA

International Energy Agency

IEC

International Electrotechnical Commission

IEEE

Institute of Electrical and Electronics Engineers

IFE

Institute for Energy Technology (Institutt for Energiteknikk), Norway

IGSC

Integrated Group for the Safety Case (OECD/NEA)

IGSCC

Inter-Granular Stress Corrosion Cracking

IIASA

International Institute for Applied Systems Analysis

IL

Intervention Level

ILO

International Labor Organization

ILW

Intermediate Level Waste

INES

International Nuclear Event Scale (IAEA)

INEX

International Emergency Preparedness Exercise (OECD/NEA)

INIS

International Nuclear Information System (libraries etc.)

INPO

Institute of Nuclear Power Operation

INPP

Ignalina Nuclear Power Plant, Lithuania

INSAG

International Nuclear Safety Advisory Group (IAEA)

INSITE

Independent Site Investigation Tracking & Evaluation (SKI)

ISOCS

In-Situ Object Counting System

IPCC

Intergovernmental Panel on Climate Change

IPPC

Integrated Pollution Prevention and Control Directive (EU)

IRPA

International Radiation Protection Association

IRPI

Icelandic Radiation Protection Institute (Geislavarnir ríkisins)

IS

Iceland (ISO abbreviation)

ISA

1. Integrated Sequence Analysis
2. Integrated Safety Analysis

ISDN

Integrated Service Digital Network

ISER

Intrinsically Safe and Economical Reactor

ISI

In-Service Inspection

ISK

Icelandic currency (crowns, krónur)

ISO

International Standardization Organization

ISO 9000

ISO standards on quality systems