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August 2008

Your intelligence brief on infrared thermography

Volume 9, Issue 8

 

In This Issue:

Welcome

Google Translate

 


Abstracts

IR Clinics

Schedule

Hello there {{user("firstname")}},

And welcome to our August issue. We hope you are having a smashing summer (or winter if you live south of the equator). This month's lead story is about how thermography can be employed with a summertime activity many of us enjoy, boating. Read on to learn how IR cameras are being utilized in the marine industry.

As usual we have our Message board posts, News items, and our monthly Brainteaser for you to solve.

As with all images in this newsletter, click an image to see a larger version.

Have a wonderful August and we'll see you next month,

 

Gary Orlove,
Editor and Publisher

 

Thermal Imaging Camera on a Yacht? - Why Knot!

The new nautical year 2007 – 2008 was opened at the Festival International de la Plaisance in Cannes. This year, the exhibition celebrated its 30th birthday in one of the most prestigious French Riviera bays. Traditionally the show in Cannes is followed by the Monaco Yacht Show, the Genova International Boat Show and Mets in Amsterdam, to name just a few.

At the occasion of the Festival International de la Plaisance in Cannes, Mr. Ferretti, Chairman of the Ferretti Group, allowed FLIR Systems an interview with regard to a FLIR Systems thermal imaging camera on board of the Ziacanaia, Mr. Ferretti’s yacht...

Read the entire story

 

  IR News you can Use

Straight from the World Wide Web, here is what's going on in the world of infrared thermography.

Medicine/veterinary/life science

Buildings/energy/infrastructure

  • Clipboard out, infrared camera in
    Port Townsend Leader, WA - Jul 9, 2008
    Thermography, or thermal imaging, utilizes an infrared camera to measure differences in temperature and create images. The camera screen then displays the...

 

 ITC Message Board Posts

Here is a selection of recent new threads by IR Community members. Feel free to click the links, see the responses, and post your own response if you like.

  • Water distribution plant leaks
    There is a water distribution plant that purchases hundreds of thousands of gallons of water. They supply this water to home and businesses which have meters for amount of water they use. Do to the vast difference in what they purchase to what they sell. They feel they have a leak or leaks. They want to be assured that my EX320 can find the leaks rather than dig up their total pipe system. Can my EX320 or any IR camera find the leaks even in concrete outside in the streets? Has anyone done this before?

  • Camera Question!
    I have a BCAM sd camera and have turned down a couple electrical scans on equipment lately. I am know thinking of expanding my business into this field possibly, my question is if my bcam is suitable to do these type of ir scans or should a invest into a different model?

  • What is the emissivity of a flame?
    I have used an IR camera (FLIR S65) and captured many images of a large flame at high emissivity setting on the camera. I then used more realistic emissivity value in QuickReport 1.1 and found unrealistic temperatures. My question is about the correct emissivity value. What this value should be when viewing a flame with the cold sky in the background in daylight or in the darkness? Your comments and answers would be appreciated.

  • Scan PVC membrane on a roof
    Hi guys, I did some test yesterday (night) on a PVC membrane on a roof. I realized that it reflect a lot and it is not an easy job to scan (More than I expected). The weather was almost perfect. So, I'm asking a question: Do you guys find easily the moisture on that type of roof. PVC I Scanned approx 15 000sq feet and I did not find anything. The roof composition is PVC membrane, polyiso (insulation), vapor barrier and steel deck. I know that polyiso do not retain a lot of moisture so it will be more difficult to scan.

  • Heating Inspection
    I am being retained to visit a site in a few weeks where underground piping is suspected of leaking glycol. The piping is approximately 3 feet below grade and the system will work in both the heating and cooling cycles.

    Would like some input on what I plan to do here. I was planning on having the client start the system early in the day in the cooling mode (temps locally are in the 100F range during the day) and continuing through the night. My site visit would include a visit around 6PM to visually inspect and determine where best to image. Then at about 2-3 hours after sunset from elevated areas I was planning on shooting images. Generally speaking it is soils with only a small area of pavement. I don't expect to have much of a result in the paved areas.

  • Roofing Inspections
    What is the ideal time to perform a roof inspection?

  • Thermography in photovoltaic panels
    A thermogram (in fusion mode) from a plate of a photovoltaic collector from the rear, where there is no reflection. Can anyone offer an explanation why these cells are hotter than the others?

     

And of course if YOU have a question or want to start a discussion on a topic, we would love to hear from you. Just post a new thread on a message board.

 

Brainteaser of the Month 

Here is this month's brainteaser. Readers who email us a correct explanation are entered into a drawing to win a prize. Please put "Brainteaser" as the subject of the message.

Click here to email your guess

Do you have an interesting image that you think would challenge other thermographers? If so please email me your image (preferably in native .img, .jpg, .tif, .tgw, or .tmw format) with an accompanying visible photo and explanation. If your image is used, you receive a gift as well.

 

Last Month's Brainteaser

  Last month's brainteaser contributor was reading an article on "mold" and with that in mind, did some scans of his shower. Here is the scenario as he explained it:

"I work in Africa as a rotator. 28 days in and 28 days out. I have a back to back who shares the room with me. We have a cleaning staff, that once per week are required to clean out the showers along with other tasks. How good of a cleaning job they do..... I don't know.

Some of the people here get sick, flu and cold like symptoms usually within the first few days of getting here. Whether this is related to mold or not, I don't know. They usually clear up within a week. We do go from air conditioned buildings to outside often and ambient temps are in the 30C+ range.

You can see from the pictures (shower floor is dry) that there is something on the mat used in the shower that has changed its thermal characteristics."

Forty five out of 98 guesses were correct. Congratulations to our winner Lori Weatherwax from Ford Motor Company and to our thermogram contributor, Jim Hafso from Exxon-Mobil in South Africa. They win the revered ITC low e coffee mug.

 

Course Calendars 

Click the links below to see our latest course schedules (in local language).

 

About the Infrared Training Center 

The Infrared Training Center offers training and certification in all aspects of infrared thermography use. Our world-class training headquarters are located near Boston, Massachusetts, USA and Stockholm, Sweden and have the world's most extensive hands on laboratories for infrared applications. In addition, we have training centers around the world. Please join us in exploring the fascinating world of the infrared!

Your comments and suggestions about this newsletter are welcomed and encouraged. If you have an interesting application or case study to share, we encourage you to submit it for publication. Published articles earn credit towards IR recertification.

Please e-mail Gary Orlove or send regular mail to the Americas office.

Visit our website:


ITC Americas, BOSTON

25 Esquire Road
N. Billerica, MA 01862, USA

Tel: +1-978-901-8405
Toll free: +1-866-TRAINIR
                 (866-872-4647)
Fax: +1.978-901-8832
E-mail:
mailto:info_us@infraredtraining.com


ITC Eurasia, SWEDEN

Rinkebyvägen 19
SE-182 11 Danderyd, Sweden

Tel: +46 (0) 8 753 25 00
Fax: +46 (0) 8 753 26 01
E-mail:
mailto:itc@flir.se

 

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