Gas Detector Scenario Coverage Using Gaussian Dispersion Models
In the past few years, the use of quantitative risk analysis tools to determine [...]
Effigy™ Can Perform FGS Mapping in 2D, But Why?
There have been times when customers have asked whether or not our Effigy™ fire [...]
Another Limitation to Extending Test Intervals
A customer noted that some operating companies limit the extension of their test intervals [...]
Low O2 / High Combustibles Heater Shutdown
I received this customer question that is common enough that I thought that I [...]
Unavailability Simplified Equation Derivation
The process of safety integrity level (SIL) verification requires calculation of probability of failure [...]
China University of Petroleum Licenses Effigy and Vertigo
The China University of Petroleum and Kenexis has signed licensing agreements that will allow the [...]
Kenexis President Ed Marszal to Speak at 4th China CCPS Conference
Kenexis President and CEO Ed Marszal will be providing a keynote presentation at the 4th [...]
Comparing Safety Instrumented Systems and Machine Safeguarding
Industry has applied instrumentation and control devices for the purpose of safeguarding people, equipment, [...]
FGS Mapping Video Featuring Effigy™ Released by Kenexis
FGS Mapping, specifically using the Kenexis Effigy™ FGS Mapping software application is the topic [...]
Tight Shutoff Requirements in SRS
The IEC 61511 standard requires that the need for tight shutoff be specified in [...]
See Kenexis at the ISA Conference in Abu Dhabi!
Kenexis will be attending the 2015 ISA Automation Conference in Abu Dhabi. The conference will [...]
What ISO-9001 Certification Means to Kenexis
From our inception, Kenexis has always strived to provide the highest quality services and [...]
Documenting Environmental Extremes in Safety Requirements Specifications
The IEC 61511 standard requires that the user specify extremes of environmental conditions as [...]
Getting Started with Vertigo™
This article presents a quick introduction and overview to the Kenexis Vertigo™ software for [...]
Gas Detection in Boiler Rooms
A lot of companies that operate gas-fired boilers are in the process of considering [...]
What’s in the new version of IEC 61511? Issue 3
Continuing in definitions... The definition for common cause failure was greatly cleaned up... The [...]
Make Process Plants Inherently Safe Against Cyber Attack
Warning... This is going to be a long blog post with a lot of large [...]
What’s in the New Version of IEC 61511? Issue 2
Moving on to the definitions... Definition 3.2.3 for basic process control systems was changed [...]
What’s in the New Version of IEC 61511? Issue 1
As many of you are already aware, IEC is in the process of updating [...]
Fuel Rich Firebox Explosions
I was recently asked by a customer whether or not an explosion as the [...]
Understanding Fire Sizes in FGS Mapping
Good fire and gas (FGS) mapping depends on a solid understanding of the performance [...]
SIS Test Intervals – Know the Facts Before Changing Published in ISS Source
SIS Test Intervals - Know the Facts Before Changing , an article written by Kenexis [...]
Cyber Attack Proof Safeguards
There are dozens of ways to overpressure a distillation column... You can increase the heat [...]
Can I Increase SIS Test Intervals to Seven Years?
I recently received a question from an operating company engineer. He was asked to [...]
Explanation of Mitigation Effectiveness
Since the release of the ISA 84.00.07 technical report, I’ve received a lot of [...]