April 2019

March 2019

The Case for Scenario Coverage for Gas Detector Placement

By |2019-03-12T15:33:06-04:00March 12th, 2019|Edward M. Marszal, Effigy, Fire and Gas Systems|

The Case for Scenario Coverage for Gas Detector Placement In the beginning, gas detector placement [...]

Comments Off on The Case for Scenario Coverage for Gas Detector Placement

January 2019

Security PHA Review Example – Video from Kaspersky Industrial Cybersecurity 2018

By |2019-01-18T10:33:20-04:00January 18th, 2019|Edward M. Marszal, ICS Cybersecurity, OpenPHA|

Kaspersky has just published the videos from the Kaspersky Industrial CyberSecurity 2018 conference.  This video [...]

Comments Off on Security PHA Review Example – Video from Kaspersky Industrial Cybersecurity 2018

July 2018

Systematic Safety Integrity; what you need to know.

By |2018-07-06T12:24:59-04:00July 6th, 2018|Kevin Mitchell, News, Safety Instrumented System, Services, Vertigo|

There's a lot of confusion about Systematic Safety Integrity in new IEC61511.  We are starting to [...]

Comments Off on Systematic Safety Integrity; what you need to know.

April 2018

Setting up Security PHA Review (SPR) in Open PHA

By |2018-04-27T12:00:04-04:00April 27th, 2018|Edward M. Marszal, ICS Cybersecurity, OpenPHA, Process Hazards Analysis|

Kenexis Open PHA integrated software for performing process hazards analysis (PHA) such as HAZOP and [...]

Comments Off on Setting up Security PHA Review (SPR) in Open PHA

February 2018

January 2018

December 2017

October 2017

Derivation of PFD Equations for SIL Verification

By |2018-01-26T11:42:41-04:00October 12th, 2017|Arbor, Author, Edward M. Marszal, News, Products, Safety Instrumented System, Services, Vertigo|

Have you ever wondered where the equations that are used to calculate probability of failure [...]

Comments Off on Derivation of PFD Equations for SIL Verification

September 2017

August 2017

July 2017

March 2017

February 2017

October 2016

Benefit of Plume Fire Modeling over Point Models/Ray Tracing

By |2017-06-25T19:58:08-04:00October 5th, 2016|Author, Edward M. Marszal, Effigy, Fire and Gas Systems|

Most process plant engineering includes the development of 3D models that define the facility and [...]

Comments Off on Benefit of Plume Fire Modeling over Point Models/Ray Tracing

September 2016

Meet NORSOK Fire Detection Mapping Requirements with Kenexis Effigy

By |2017-06-25T19:58:08-04:00September 22nd, 2016|Author, Edward M. Marszal, Effigy, Fire and Gas Systems, Products, Services|

Companies that are participating in oil and gas production on the Norwegian Continental Shelf know [...]

Comments Off on Meet NORSOK Fire Detection Mapping Requirements with Kenexis Effigy

Benefit of Scenario Coverage for Fire and Gas Mapping

By |2017-06-25T19:58:08-04:00September 19th, 2016|Edward M. Marszal, Effigy, Fire and Gas Systems|

More and more fire and gas professionals are asking about the benefit of using scenario [...]

Comments Off on Benefit of Scenario Coverage for Fire and Gas Mapping

August 2016

Sizing Graded Areas for FGS Mapping

By |2017-06-25T19:58:09-04:00August 30th, 2016|Author, Edward M. Marszal, Effigy, Fire and Gas Systems, News, Products, Services|

When performing fire and gas mapping utilizing geographic coverage techniques, one needs to define the [...]

Comments Off on Sizing Graded Areas for FGS Mapping

Fire Detector Viewing Distance Attenuation Factors

By |2017-06-25T19:58:09-04:00August 29th, 2016|Author, Edward M. Marszal, Effigy, Fire and Gas Systems, Products, Services|

The performance of optical fire detectors is generally defined by the test results that equipment [...]

Comments Off on Fire Detector Viewing Distance Attenuation Factors

Gas Detector Scenario Coverage Using Gaussian Dispersion Models

By |2017-06-25T19:58:09-04:00August 29th, 2016|Author, Edward M. Marszal, Effigy, Fire and Gas Systems, News, Products, Services|

In the past few years, the use of quantitative risk analysis tools to determine the [...]

Comments Off on Gas Detector Scenario Coverage Using Gaussian Dispersion Models

Effigy Can Perform FGS Mapping in 2D, But Why?

By |2017-06-25T19:58:09-04:00August 19th, 2016|Author, Edward M. Marszal, Effigy, Fire and Gas Systems, News, Products, Services|

There have been times when customers have asked whether or not our Effigy fire and [...]

Comments Off on Effigy Can Perform FGS Mapping in 2D, But Why?