The content of this site has been prepared by the members of the thematic network "S2S - A Gateway for Plant and Process safety". Since the conditions of use are beyond our control we disclaim any liability, including patent infringement, incurred in connection with the use of these products, data or suggestions.

The thematic network S2S is a European Community Project carried out in the "Competitive and Sustainable Growth" programme and funded in part by contract number G1RT-CT-2002-05092.

Search S2S Web Portal



Logic operation in search term:  Conjunction (AND)    /    Disjunction (OR)
Search in:   
Training Full text
Resources / Downloads
Research projects Full text, Country: , Keywords:
Legislation & Standardisation Country: , Keywords:
Web Links Keywords:
Glossary Full text


5 entries found!

Emergency response 1

Emergency response 2

Emergency response 3

On the applicability of laboratory heterogeneous liquid-liquid phase reaction kinetic data for technical scale relief vent sizing

STEP 10: Safety Instrumented System (SIS)

70 entries found!

01 - Accident caused by an inexact P&I connected also to a fatality

02 - Fire on a hot oil furnace

04 - Accident involving contractors' injury during the operation of opening of a vessel for standard maintenance

Accuracy of safety valve two-phase mass flow capacity sizing in case of single-component steam/water, resp., refrigerant R 134a flow service

Application of LOPA

Application of Safety Measures

ATEX Directives - 10. Standards

ATEX Directives - 4. Contents of ATEX 94/9/EC

ATEX Directives - 6. Contents of ATEX 99/92/EC

ATEX Directives - 9. Risk Assessment and Hazard Identification- II

ATEX Directives - Example-HAZOP

Building 1

Building 3

Building 6

Building 7

Commonest scenarios

Continuously Stirred Tank Reactor (CSTR)

Desk screening - Public Literature

Fault Tree Analysis

Figure Y

FTA example

Hazardous substances and processes


Introduction to CEI

Introduction to FEI

LOPA - Layer of Protection analysis Content

LOPA - Layer of Protection analysis (first draft)

LOPA Model

Management of Change

MOC example

Organization 1

Organization 2

Organization 3

Organization 4

Organization 6


Reproductive accuracy of safety valve two-phase mass flow capacity models in case of air/water, resp., viscous liquid flow duty

Safety measures

Safety valve sizing for highly viscous flow according to EN ISO 4126-4 and industrial practice

Scenario selection


Start page

STEP 4: Initiating Event Frequency

STEP 7: Independent Protection Layers

Stoessel Diagram

Thermal Explosion Theory

What do you do with the answer?

Resources / Downloads

22 entries found!

15. T?V Rheinland Group, Inspection & Assessment services, CE Marking & Global Market Access


America National Standards Institute (ANSI)

British Standards Institution


Conseil canadien des normes

Design Institute for Emergency Relief Systems (DIERS)

Dublin Core Metadata Standard (DCMI)


Fike Corporation

GIT Sicherheit und Management


Information society Standardization system (ISSS)

Introduction to the systematic assessment of thermal risks of chemical reactions


Notifier Sicherheitssysteme GmbH / Notifier University

Reproductive accuracy of generic Omega Parameter safety valve two phase critical mass flow models based on water and refrigerant R134a data

Safety & Health Management Systems eTool

The National Energy Commission

The SFPE Handbook of Fire Protection Engineering

Thermal Safety Software (TSS) - CISP

Victorian WorkCover Authority - WorkSafe

Research projects

26 entries found!

ALARP - Aineisto LAitoksen elinkaaren Riskianalyysi- ja Prosessiturvallisuuskoulutukseen. (Finnish)
Public training material regarding safety analysis and process safety issues at the different life-cycle stages of chemical processes and proces

CHEM will build flexible and integrated software allowing advanced and specialised software tools to collaborate to improve operations in refining, chemical and petrochemical processes. The aim is to: use information available on industrial plants, a

Development of Fine Chemical?s advanced processes. (Desarrollo de procesos avanzados de Qu?mica Fina) (DPAQ)? Doctoral Thesis
The objective of the present project is to solve the safety problems existing in the main fine chemicals discontinuous processes. In the approved projects PB98-0410 and PPQ2002-01806, the main target of the work was to obtain macrocyclic lactones as

The aim of the eRisk project is to develop a new concept for networking different risk management organisations and services. The eRisk concept is based on the Finnish Risk Management Toolkit (www.pk-rh.com). The new concept will be a modular, custom

Expert system for the management of emergency procedures of a chemical plant
Expert system for the management of emergency procedures of a chemical plant.


The development of a new large passenger aircraft with two or even three deck configuration requires new ways in defining passenger safety. As one major goal, f ire safety has to be improved to enhance today's level of safety. A next generation fire

Generalized criteria for assessing thermal stability of discontinuous reactors? Doctoral Thesis
The thesis has been undertaken with the main purpose of developing intrinsic criterion that would allow the prevention of thermal runaway for any process carried out in discontinuous reactors (batch and semi-batch processes). Intrinsic criteria, b

Design, Prototype and Manufacture a helmet system for Fire-fighters, equipped with a high resolution, miniature, viewer and an autonomous, portable, computer system capable of presenting, overlapped to the normal viewing field of the user, images fro

The main objective of IMOS project is the development and the demonstration of a false alarm free fire detection system for large buildings and production plants. This will be achieved by the development of an intelligent multisensor microsystem (IMS

Improvement of an industrial process for the production of cyclic macrolactones (MLC) ? Doctoral Thesis
The aim of this work is basically centred in the improvement and industrialization of the production of macrocyclic lactones (C11 and C16) through the Story synthesis useful as raw materials for high performance linear polyesters. As a starting point

Support Database for Design of Inherently Safer Chemical Plants

Methodologies for thermal risk analysis of discontinuous chemical processes (Metodologies per l?an?lisi del risc t?rmic de processos qu?mics discontinus) ? Doctoral Thesis
The objective of the present project is to solve the safety problems existing in the main fine chemicals discontinous processes. In the approved projects PB98-0410 and PPQ2002-01806, the main target of the work was is obtaining of macrocyclic lactone

Specific Objectives -To provide scientific and technical assistance to DGENV on the formulation, implementation and monitoring of EU policy on the control of major hazards and the prevention and mitigation of major accidents; -To manage the Europ

The basic idea was to raise the competence in SMEs to such a level that they could implement systematic risk management. The aim was to improve the overall knowledge of the different areas of risk management in SMEs.

During the project, fo

The Objective of PRISM is: "The improvement of safety in the European process industries through raising awareness of, and sharing experience in, the application of human factors approaches. In addition the network aims to stimulate the development

The aim of this project was to develop a European standard which will enable manufacturers to simply and quickly assess the process parameters, identify the hazardous situations and evaluate the risks of both equipment and protective systems associat

Process industry is challenged to produce higher product yields at lower costs and less waste while maintaining safety. Sustainable growth requires more partialoxidation of hydrocarbons and biomass. Such developments will increase explosion risk. Ris

Thematic Network concerned with providing safe and cost effective solutions to industrial products, systems, facilities and structures across different industries. The scope of the project is the integrated treatment of the important aspects of desig

SHAring exPErience on RISK management (Health, Safety and Environment) to design future industrial systems.

SIRTAKI plans to improve tunnel safety by the development and assessment of an advanced tunnel management system that specifically tackles (i) safety issues and emergencies and (ii) the integration within the overall network management. The benefits

SPAI: Substance Prediction by Artificial Intelligence ? Doctoral Thesis
Objectives: - To build up a database to be able to train artificial intelligence systems on prediction of dangerous substances generated under out of control conditions. - To demonstrate that artificial intelligence techniques are adequate to solv

Technological and natural risks
Specific Objectives: 1. To maintain and update major accident reporting systems; 2. To perform risk and accident analysis at European level and to assist in the preparation, implementation and monitoring of European directives; 3. To draw and d

Thematic network on hazard assesment of highly reactive systems. Preliminary phase

Turvalliset ty?tavat
Safe Work Practices project - a national research project focused on developing and exploiting behaviour modification programmes integrated with safety leadership promotion in order to improve the safety culture in Finnish companies.

The Common Transport Policy is one of the original ingredients of the first European treaty (Treaty of Rome). Tunnels are important in the existing and envisaged transport system. However, the safety of tunnels was put in question after recent fires,

Legislation & Standardisation

11 entries found!

2001/58/EC, dangerous substances
Commission Directive 2001/58/EC of 27 July 2001 amending for the second time Directive 91/155/EEC defining and laying down the detailed arrangements for the system of specific information relating to dangerous preparations in implementation of Articl

94/9/EC, ATEX equipment and protective systems
Corrigendum to Directive 94/9/EC of the European Parliament and the Council of 23 March 1994 on the approximation of the laws of the Member States concerning equipment and protective systems intended for use in potentially explosive atmospheres - Cor

Act No. 266/1994 Coll.
Act No. 266/1994 Coll., on rail systems, as last amended. Regulation of the Government No. 1/2000 Coll., on the Rules of Carriage for the Public Rail Freight Transport, all as last amended.

Government Resolution No. 1778
Resolution as concerns the inspection system on the transport of dangerous goods (Government Resolution No. 1778 on Inspection of Transport of Dangerous Goods by Road, Rail and Inland Waterway, adopted on 13 November 2002)

Guidance on Land Use Planning as required by Seveso II (EUR 18695 EN)

IEC 60079-25 - Ed. 1.0 - Bilingual, explosive gas atmospheres
Electrical apparatus for explosive gas atmospheres - Part 25: Intrinsically safe systems

Note addendum to Pressure Systems Regulations 2000
Pressure Systems Safety Regulations 2000

prEN 14591-2 (2005).
prEN 14591-2 (2005). Explosion prevention and protection in underground mines - Protective systems - Part 2: Passive water trough barriers

prEN 14591-4 (2005)
prEN 14591-4 (2005). Explosion prevention and protection in underground mines - Protective systems - Part 4: Automatic extinguishing systems for road headers

prEN 14591-4 (2005).
prEN 14591-4 (2005). Explosion prevention and protection in underground mines - Protective systems - Part 4: Automatic extinguishing systems for road headers

prEN 14983:2005.
prEN 14983:2005. Explosion prevention and protection in underground mines ? Equipment and protective systems for firedamp drainage

Web Links

27 entries found!

2000 Emergency Response Guidebook - CANUTEC
The Emergency Response Guidebook (ERG2004) was developed jointly by the US Department of Transportation, Transport Canada, and the Secretariat of Communications and Transportation of Mexico (SCT) for use by firefighters, police, and other emergency s

2000 Emergency Response Guidebook - DOE
The Emergency Response Guidebook (ERG2004) was developed jointly by the US Department of Transportation, Transport Canada, and the Secretariat of Communications and Transportation of Mexico (SCT) for use by firefighters, police, and other emergency s

Award Project (Early Warning Detection System)
It can be found: Runaway in Chemical reactors. Prevention and protection mesures Early detection of runaway initiation AWARD Project(Advanced Warning and Runaway Disposal)

Chemeng software
Safely size and design Relief Headers. This page discusses the design of relief valve discharge manifolds.

Chemical Emergency Preparedness and Prevention within the website of U.S. Environmental Protection Agency
Computer Modelling Program for Risk Management Plans

Department of Plant and Soil Sciences (Oklahoma State University)
Contains links to software and related documentation developed as research tools, instructional aids, and decision-support systems for managing soil and water resources. All of this software was written in Java and utilizes the Sun Microsystems Java

Emergency preparedness & response within the website of Centers for disease control and prevention

Emergency response resources within the website of Niosh

Endothermic Reaction
Chemical reaction where the energy content of the products is more than that of the reactants; heat is taken in by the system

Chemical reaction where the energy content of the products is less than that of the reactants; heat is given out from the system.

Fike Corporation
Describes commercial products and testing available from FIKE. Fire, explosion and process solutions. Fike supplies accurate fire protection systems, fire detection systems, and a line of rupture disc products and industrial explosion/dust explosion

Fike Explosion Protection Systems
Describes Comercial Products and Testing available from FIKE. Fire, Explosion and Process Solutions. Fike supplies accurate fire protection systems, fire detection systems, and a line of rupture disc products and inudstrial explosion/dust explosion

GESTIS-database on hazardous substances
Information system on hazardous substances of the Berufsgenossenschaften (German institutions for statutory accident insurance and prevention). German and English available.

HARSNET - Thematic network on hazard assessment of highly reactive systems
An extensive forum within which universities, research centres and industries collaborate to develop and disseminate fundamental knowledge that can be used for hazard assessment of reactive systems, in order to improve the global safety of the chemic

Health and Safety Excutive
Safe design and use of vent collection systems for poentially flammable mixtures

Health and Safety Executive - Work book for chemical relief systems sizing
Work book for chemical relief systems sizing

HSE Hazardous Installations directorate
This Technical Measures Document refers to the classification of plant into hazardous areas, and the systematic identification and control of ignition sources.

INBUREX Consulting
International safety consultancy organisation with own test laboratories. Specialising in Fire and Explosion, ATEX, Electrostatics, Process Safety, Reaction Hazards, Venting and Emergency Relief systems, Transport, Safety Management, Risk Assessments

Inspecta Koulutus Oy (Training in standards)
Finnish. Training in the implementation of the SFS standards. Management systems, quality, environment, health & safety, information security.

How To Select The Right Laboratory Hood System

Major Accident Reporting System
Major accidents data base

Notified bodies por equipment intended for use in potentially Explosive Atmospheres (ATEX)
UE site with a list of notified bodies under Directive 94/9/EC Equipment and protective systems intended for use in potentially explosive atmospheres.

Is a complete Physical Science home tutoring system.It is intended for learner, as well as for teachers who will find there a rich source of material for preparing lessons and setting tests.

Pressure relief - Training tool
Safety Engineering Technology Course Pressure Relief - Training tool

Safety Consulting Engineers, Inc.
Safety Consulting Engineers, Inc. (SCE) is an independent consulting, testing, research and development firm which has considerable experience in the field of safety hazards audit, analysis, and testing of engineering systems and products failures. S

TA Instruments
TA Instruments says it is the world leader in thermal analysis and rheometer systems.

UC Davis department
The following describes the challenges and tasks they face when called to mitigate a fire emergency.


42 entries found!

Alarm system

Collecting containers and transport systems

Decision support systems

Early warning detection system


Emergency cooling

Emergency lighting

Emergency pressure relief design

Emergency relief system

Emergency response

Emergency response equipment

Emergency response plan (ERP)

Emergency Response Planning Guideline (ERPG)

Emergency response vehicles

Escape route guidance systems & signs

Explosion pressure relief (venting)

Explosion warning systems

External emergency planning

Extraction / ventilation systems

Fire extinguishing installations and systems

Gassy system

Globally Harmonized System of Classification and Labelling of Chemicals (GHS)

Hybrid system (reaction)

Loudspeakers and alarm systems

Online warning system

Orientation systems and signposting

Portables & mobile systems

Pressure Relief Systems

Pressure relief valves

Relief capacity

Relief device

Relief valve

Safety Instrumented Systems (SIS)

Safety Management System (SMS)

Spark extinguishing systems

System type

Systems Approach

Tempered system

Thermal activity monitoring system (TAMS)

Two-phase relief

Vapour system

Ventilation system

143 entries found!

Accident reports

Activation energy

Active Error (or Active Failure)

Active fire protection


Adiabatic calorimetry

Adiabatic decomposition temperature for 24 hrs (ADT24)

Adiabatic measurement method

Adiabatic temperature course

Adiabatic temperature rise

Arrhenius diagram

Arrhenius law



Basis of safety

Batch process

Blow down lines

Bursting discs (Chemical reactions)

Calvet calorimetry


Concept and magnitudes that can be found in MSDS

Consequence analysis



Continuous stirred tank reactor (CSTR)

Crisis management

Decomposition onset temperature

Decomposition reactions

Decomposition temperature

Design specification

DIERS methodology

Differential scanning calorimetry (DSC)

Differential thermal analysis (DTA)

Disaster management

Discharge coefficient


Energy potential

Enthalpy of reaction



Evaporative cooling

Event tree analysis (ETA)



Eye wash station

Failure mode and effect analysis (FMEA)

Fault tree analysis (FTA)

Fire extinguishing

Fire resistance classes

Flame arrestors


Frequency analysis

Frequency factor

Friction Sensitivity

HarsMeth methodology


Hazard analysis (HAZAN)

Hazard and operability study (HAZOP)

Hazard identification

Header sizing

Heat of reaction


High Reliability Organisations (HROs)

Human Factors (or Human Factors Engineering)

Immediately dangerous to life or health (IDLH)

Independent Protection Layer (IPL)

Ingress protection

Inherent safety


IS Principles


Isoperibolic measurement method


Isothermal calorimetry

Job task

Latent Error (or Latent Condition)

Layer of protection analysis (LOPA)

Loss prevention

Lumping analysis



Management of change (MOC)

Management Oversight Risk Tree (MORT)

Mass transfer

Maximum temperature attainable by the synthesis reaction (MTSR)

Measurement and control instrumentation

Melting / freezing temperature

Methods for the determination of physico-chemical properties


Modelling software

Near miss

Operator error


Particle size

Partition coefficient

Passive safety

Plant and Process Safety

Plug flow reactor (PFR)

Post-accident mitigation & management

Preliminary hazard analysis (PHA)


Protection/Mitigation of runaway reactions

Quench / Dump tank

Quenching / Dumping

Rate of reaction

Reaction calorimetry (RC)

Reaction type


Reduced explosion pressure


Release protection

Release/Loss of containment


Respiratory apparatus


Risk analysis

Risk assessment

Risk management

Rotary valves

Runaway reactions

Safety analysis

Safety cabinets

Safety Instrumented Function (SIF)

Semi-batch process

Semi-batch reactor

Sensitivity of reactions

Set pressure

Shock sensitivity

Situational Awareness

Specialized software

Standards & standards bodies


Structural fire protections

Surface tension

Swiss Cheese Model


Task analysis

Temperature class

Temperature mode

Thermal inertia Φ

Thermal radiation (Modelling, simulation and optimisation)

Two-phase flow

Vent type and size

Copyright by S2S - A Gateway for Plant and Process Safety - All Rights Reserved.
Web site engine's code is Copyright © 2003 by PHP-Nuke. All Rights Reserved. PHP-Nuke is Free Software released under the GNU/GPL license.
Page Generation: 0.167 Seconds