Reports

Results of the EURISG group – short und compact.

The reports that are listed below were created within the scope of meetings of the EURISG group. These reports are confidential and are only available for the participants of the EURISG group.

Abstracts of the reports in german (table of contents and task) are available under the section of the respective report. For further information please contact eurisg@cse-engineering.de.

 



EURISG Sizing Recommendation Report 103
Dispersion calculation – Explosion zones – Dimensions
Dimensioning of explosion zones in the vicinity of relief pipe outlets

Abstract in German (PDF)



EURISG Sizing Recommendation Report 102
mass flow to be discharged - constitutive equations - HAZOP interface - typical breakdowns
Calculation of the massflow to be discharged of various pressure devices for the sizing of mechanical safety devices

Abstract in German (PDF)



EURISG Sizing Recommendation 101
Scenario Definition – Heat Exchanger – Leakage – Protection
Definition of the sizing case for the protection of selected plant components for the perfusion with gases and liquids

Abstract in German (PDF)



EURISG Sizing Recommendation 100
Safety Valve - Sizing - Multi-phase Flow - Substance Data
Sizing of a safety valve for the perfusion with gas and liquids

Abstract in German (PDF)



EURISG Sizing Case Report 118
ISO 4126-10 – Two phase flow – Safety valve
Sizing of a safety valve vent line system according to ISO 4126-10 (Revision 2022).

Abstract in German (PDF)



EURISG Sizing Case Report 117
Multi-component – Safety Valve – mass flow rate to be discharged
Sizing of a safety valve for multi-component flow

Abstract in German (PDF)



EURISG Sizing Case Report 115
Gassy reaction - Rupture disc - Runaway
Sizing of a safety device to protect a vessel against impermissible overpressure due to a decomposition (Erstveröffentlichung: 12.11.2018)

Abstract in German (PDF)



EURISG Sizing Case Report 114
Tank breathing - Condensation - Water/Air
Sizing of a tank breathing device (Erstveröffentlichung: 21.06.2018)

Abstract in German (PDF)



EURISG Sizing Case Report 113
Multiple Choking - Safety Valve - Vent Line - Nitrogen
Protection of a low-pressure collector head connected to a high-pressure nitrogen purging system considering Multiple choking (21.06.2018)

Abstract in German (PDF)



EURISG Sizing Case Report 112
Sizing of rupture discs to protect a vessel against impermissible overpressure due to excessive pressure accumulation in a boiler (14.02.2018)

Abstract in German (PDF)



EURISG Sizing Case Report 111
Ammonia - Emergency Discharge - Dispersion - Refrigeration System
Dispersion calculation for an emergency discharge of ammonia gas from a refrigeration system (16.02.2018)

Abstract in German (PDF)



EURISG Sizing Case Report 110
Heat Exchanger - Undergrate Firing - Two-phase Flow - Vapor-Liquid Separator
Sizing of a vapor-liquid separator for the emergency relief of a propylene heat exchanger due to undergrate firing (07.11.2017)

Abstract in German (PDF)



EURISG Sizing Case Report 109
Nitrogen – Sound Pressure Level – Sound Propagation – Immission
Noise emissions (07.12.2017)

Abstract in German (PDF)



EURISG Sizing Case Report 108
Safety Valve – Undergrate Firing – Heat Exchanger – Two-phase Flow
Calculation of mass flow and pressure drop in a safety valve vent line during an emergency relief of a propylene heat exchanger due to undergrate firing

Abstract in German (PDF)



EURISG Sizing Case Report 107
Acetone – Safety Valve – Heat Transfer – HNE-CSE
Sizing of a safety valve to protect a reactor filled with acetone against impermissible overpressure due to external heating

Abstract in German (PDF)



EURISG Sizing Case Report 106
Acetone – Safety Valve – Two-phase Discharge Coefficient – HNE
Calculation of mass flow and pressure drop in a safety valve vent line for the emergency spillway of boiling acetone considering the boiling retardation and the discharge coefficient for two-phase flow

Abstract in German (PDF)



EURISG Sizing Case Report 105
Water – Safety Valve – Liquid – Complex Vent Line
Sizing of a safety valve for the protection of a tank against an inadmissible pressure build-up caused by a pump

Abstract in German (PDF)



EURISG Sizing Case Report 104
Nitrogen – Safety Valve – Overlap – Complex Vent Line
Sizing of a safety valve for the pressure protection of a tank for the scenario "control valve of the nitrogen supply fails"

Abstract in German (PDF)



EURISG Sizing Case Report 103
Nitrogen – Safety Valve – Gas Flow – Tank
Calculation of mass flow and pressure drop for nitrogen flow through a safety valve vent line during the pressure relief of a tank

Abstract in German (PDF)



EURISG Sizing Case Report 102
Acetone - Safety Valve - Two-phase Flow - HNE
Calculation of mass flow and pressure drop in a safety valve vent line for the emergeny spillway of boiling acetone considering the boiling retardation

Abstract in German (PDF)



EURISG Sizing Case Report 101
Acetone - Safety Valve - Two-phase Flow - HEM
Calculation of mass flow and pressure drop in a safety valve vent line for the emergeny spillway of boiling acetone under the assumption of thermodynamic equilibrium

Abstract in German (PDF)



EURISG Sizing Case Report 100
Acetone - Safety Valve - Vapour Flow - Tank
Calculation of mass flow and pressure drop of a single-phase acetone vapour flow in a safety valve vent line during the pressure relief of a tank

Abstract in German (PDF)



EURISG Model Validation Report 101
Dispersion calculation - Schatzmann-Model - Close range - Measurement data
Validation of the Schatzmann-Modell for dispersion calculation at close range for light, density-neutral and heavy gases (First publication: 08.11.2018)

Abstract in German (PDF)



EURISG Model Validation Report 100
Air/Water - Nitrogen - Two-phase Flow - Orifice
Calculation of the critical mass flow through orifices for thwo-phase flow

Abstract in German (PDF)


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