Reporting on a Fault Tree Model

As many of you requested I have posted the recording titled "Reporting on a Fault Tree Model" . In this webinar we showed a few of the many features available in the report designer.

https://attendee.gotowebinar.com/recording/6873753437059734017

One of the most important aspects of your reliability or safety studies is the creation of professional standard reports that will enable you to present the results in a clear and understandable form to colleagues, management, customers and regulatory bodies.

HOW CAN I USE THE REPORT DESIGNER?

The Isograph reliability software products share a common facility to produce reports containing text, graphs or diagrams. Your input data and output results from reliability applications are stored in a database. This information can be examined, filtered, sorted and displayed by the Report Designer. The Report Designer allows you to use reports supplied by Isograph to print or print preview the data. A set of report format appropriate to the product is supplied with each product.

You can also design your own reports, either from an empty report page or by copying one of the supplied reports and using that as the starting point.

Reports may published or exported to PDF and Word formats.

As always please feel free to contact me if you have any questions: jhynek@isograph.com .

Fault Tree model from a schematic recap

Thank you to everyone that attended our last meeting "building a Fault Tree from a schematic". I realize that there were many that were not able to attend the meeting. The warning that there are limited seats held true and the meeting did fill up leaving many of you to wonder what the proper logic was to modeling the schematic posted.

Not to worry, the meeting was recorded and can be accessed from the following link:

Since everyone in the meeting was muted watching the recording is almost as good as being there.

However, don't miss the chance to watch this weeks meeting live where we will be showing how to create various reports on the model we built last week. The same goes this week... please sign up to save a place in the meeting.

https://attendee.gotowebinar.com/register/8450527877752487681

As always please contact me with any questions.

Best Regards, Jeremy

Jhynek@isograph.com

Is your modeling logic…logical?

When modeling (or modelling for those of you in the UK) your system in a Fault Tree or Reliability Block Diagram do you ever wonder if your logic is covering all possible failures or properly accounting for redundancy in your system?

Try your hand at modelling the included schematic in a Fault Tree or Reliability Block Diagram (RBD) then join us on a Webniar, Friday at 10am PST, to see if your model matches up with the model one of our support experts comes up with. If you do not have access Fault Tree Analysis or RBD software please let me know and I will lend you software to use during this meeting.

schematic

The safety system is designed to operate as follows: should a runaway reaction begin, the temperature sensor (TS1) and pressure sensor (PS1) will detect the increase in temperature and pressure and start the safe shutdown process. The provision of two sensors is for redundancy; only a single sensor needs to register the unsafe reactor conditions to engage the safety system. Should either TS1 or PS1 detect a runaway reaction, two things will occur: 1) a signal will be sent to the controller (CON), which will close the electric valves in each reactor input (EV1 and EV2), and 2) the alarm (ALARM) will sound, signaling the operator (OP) to close the manual valve in each reactor input (MV1 and MV2). In order to stop the runaway reaction, BOTH inputs must be shut down. However, only one valve on each input needs to be shut. So only MV1 or EV1 must be shut to stop input 1, but at least one valve on input 1 and at least one valve on input 2 must close to stop the inputs to the runaway reaction. Note that EV1 and EV2 (and only these components) are powered by the electrical grid; all other components have independent battery backups or power supplies.

Registration URL: https://attendee.gotowebinar.com/register/7009501341095130369

Network Availability Prediction (NAP) 2

Just in time for Thanksgiving we have announced our upcoming release of NAP 2. The development is in prototype stage so there is still opportunities to provide feedback prior to the final release.  If you have any questions about NAP or would like to a closer look at some of the new features please let me know.

Overview NAP2

Whats New NAP2

NAP2 image

Best Regards, Jeremy

jhynek@isograph.com

949 502 5689

International Systems Safety Conference, St. Louis

On August 4-8  Isograph sponsored the International Systems Safety Conference in St. Louis. This conference was the 32nd International System Safety Training Symposium. We enjoyed a great training symposium that focused on topics related to system safety discipline. Although any industry could benefit from this conference it seems to be engineers primarily from the aerospace industry attending this conference. Engineers take the time to exchange ideas, knowledge, experiences and best practices which gives the opportunity to learn from each other and share safety processes, methods, and techniques that advance the goals and objectives of the system safety profession. Isograph has now been supporting the Systems Safety Conference for almost 2 decades. To learn more about the Systems Safety Conference please go to their website: http://www.system-safety.org

ISSC

PSAM 2014 Honolulu

800px-Sheraton_waikikiThis years PSAM took place on the beautiful island of Oahu, Hawaii. Begrudgingly we packed our bags last week and headed to Hawaii. Although I might have been hoping for some sun and surf the conference was all business. The Probabilistic Safety Assessment & Management conference is a conference in risk, risk management, reliability, safety, and associated topics. Historically this conference has been attended primarily by the nuclear industry. This years PSAM was a mixture of several different industries, the nuclear industry making up about half the attendees.

The PSAM conference brings together experts from various industries. The multi-disciplinary conference is aimed to cross-fertilize methods, technologies and ideas for the benefit of all. PSAM meets internationally every two years. This years conference was in Hawaii, 2016 will be in Korea. http://psam12.org

2014 CIM Conference

This week Isograph attended the CIM (Canadian Institute of Mining)  conference in Vancouver, http://vancouver2014.cim.org/ which was a great event. As software authors we usually don't get the chance to take a close look at the machinery that is often modeled in our software. The CIM conference not only gave us this chance it seemed to have a bit of everything including: 12 foot tires, 14 ton trucks, UAV's, drills, software and many items specific to the mining industry. Its also the only conference I have been to that had its own fireworks show!

CIM is a very mature organization which was founded in 1898, the Canadian Institute of Mining, Metallurgy and Petroleum (CIM) is the leading technical society of professionals in the Canadian Minerals, Metals, Materials and Energy Industries.  CIM has over 14,600 members, convened from industry, academia and government. With 10 Technical Societies and over 35 Branches, their members help shape, lead and connect Canada’s mining industry, both within Canadian borders and across the globe.  Canadian Institute of Mining - 2014

CIM

Reliability 2.0….. cliff notes

This years Reliability 2.0 meeting in Las Vegas was a great meeting with a bit of bowling, gambling and interesting discussions on topics like Monte Carlo Simulation. (Which seems like a fitting topic for Las Vegas.)  Reliability 2.0 2014 included 2 papers authored and co-authored by Isograph employees. Dr. Gabriel Lima's (Isograph Partner) paper titled "Practical Models for Decision-Making in Asset Management" . As an economics professor Gabriel was able to give a unique point of view regarding what motivates asset management strategies. Factors such as increased reliability, improve availability, reduced unit cost, reduced risk and improved frequency of failure .  Below is a photo from Gabriel 3 hour training course. If you are interested in the course notes please contact me jhynek@isograph.com .

Reliability20Gabriel

Dr. David Wiseman a die hard Liverpool soccer fan, nuclear physicist  and employee of Isograph also presented a paper titled "Monte Carlo Simulation as an Aid to PM Optimization" .  In this paper David clears up the common misconception that massive amounts of data are needed to perform a simulation to optimize your PM intervals.  For a basic simulation all that is needed is the Mean Time To Repair (MTTR), the price of the PM interval and less than a weeks worth of test data. Using this data a recommended PM interval and Cost Benefit Ratio are easily calculated.

Presentation1

We all walked away from the conference with minor gambling losses and a better idea on how to approach our asset management models. For additional information please contact Isograph: 949 502 5919 jhynek@isograph.com , www.isograph.com

Performing a LOPA using FaultTree+

On Friday April 4th at 9am PST to learn more about applications of our FaultTree+ software. During this demonstration we will introduce our fault tree analysis software FaultTree+ and as an added bonus we will be discussing how to tie a fault tree to an event tree and perform a LOPA study. Layer of Protection Analysis, or LOPA, is a study developed to identify risk. By performing a LOPA on a system you can create a method for identify the actions available to mitigate the potential consequences of a particular risk. To do this we will start with likelihood of a particular hazard occurring, analyze the system using quantitative methods, and identify the mitigation measures against the hazards that have been identified.

Once the mitigating actions have been identified the probability of those hazards occurring can be reduced by implementing safeguards that bring the hazard into an acceptable level. An event tree is an excellent way to determine the consequences of successful, or the failure of, safeguards.

Basically, a LOPA is performed to identify the weakest points of a system and evaluate the safeguards in place to mitigate the consequences of that hazard.

To join this webinar: Register Here

EcoCar2…. what is it?

EcoCAR2_Logo_FinalOutlined

The EcoCar sounds very green but what is it? The EcoCar program is a 3 year student engineering program sponsored by the Department of Energy, General Motor and of course Isograph (among a few others).  The competition includes 15 North American Universities. Students take a Chevy Malibu and compete to improve environmental impacts without sacrificing safety, reliability, performance or accessibility to consumers.

Although the concept of giving a bunch of college kids a Malibu to take apart and rebuild seems  bit risky. The project has been a very beneficial endeavor for both the students and the sponsors. Most of Isograph's support went to the University of Ohio. http://ecocar2.osu.edu/ , according to their website, they decided to use a Parallel-Series Plug-in Hybrid Electric Vehicle (PHEV) architecture. The architecture includes an E85 engine, two Parker-Hannifin electric machines, an A123 battery pack, an automated manual transmission and a charging system. Which allows the Malibu to drive 50 miles before the gas engine turns on! Pretty amazing considering these kids would meet once a week and work on the car one day during the weekends.

For several years Isograph has supported students on the EcoCar. and EcoCar 2 programs. EcoCar3 is  taking applications so the competition should be back on shortly. The competition can be followed on the DOE website: http://www.ecocar2.org/

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