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John Campion, Coolvac Pty Ltd.

Being novices in the blog department, we will get to adding our Coolvac Facebook page to the site but in the meantime the following comments are an accumulation of 40 years in the industry. Hopefully [...]

By | February 7th, 2017|Categories: Uncategorized|0 Comments

Leak Testing Based on Overpressure Methods.

Overpressure Methods The equipment to be tested is pressurized with a gas, search gas, or a search gas mixture. Between the two methods there exist many variations depending on the particular application. Pressure Drop Method. [...]

By | February 7th, 2017|Categories: Uncategorized|0 Comments

Local Leak Detection with a soap solution.

By applying soap solutions or similar, (typically sprayed or painted on) leaks can be located by watching bubbles forming in the leak area.

By | February 7th, 2017|Categories: Uncategorized|0 Comments

Leak Detection using a fluorescent dye in the system.

An ultra-violet dye circulating with a system liquid permeates through the leak and is able to be detected using an ultra-violet light.

By | February 7th, 2017|Categories: Uncategorized|0 Comments

Local Leak Detection with Electronic Leak Detectors – Sniffing.

The test object is filled with the search gas or the search gas/air/nitrogen mixture to which the leak detector is sensitive. The leak detector is equipped with a sniffer probe, whereby there is a low [...]

By | February 7th, 2017|Categories: Uncategorized|0 Comments

Local Leak Detection with Electronic Leak Detectors – Ultrasonic Sound

Hand held leak detectors using the detection of pressure escaping through the leak source by listening for gas leaking. These leak detectors are very efficient but are limited by the need for absolute quiet during [...]

By | February 7th, 2017|Categories: Uncategorized|0 Comments