Such an in-line resonance was not considered in the original calculation basis from Receive 15 new engineering projects per week — get them easily delivered into your mailbox. Here, the permissible flexural fatigue stress must not be exceeded during the cumulative number of vibrations of 10 11 cycles. You want to use it for your own purpose? This article is protected by copyright. News from process industries from all over the world.
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In there asne a serious accident at the Japanese nuclear power plant in Monju. Dos Santos International; Picture: Infos can be found under www. As a result, passing through the in-line resonance is possible, if the process medium is gaseous and the range of the in-line resonance does not fall within the continuous operation of the plant.
Receive 15 new engineering projects per week — get them easily delivered into your mailbox. Select a picture to open the gallery 8 Pictures. Furthermore, the process medium must not adversely affect the fatigue strength of the thermowell material. This article is protected by copyright.
Main Germany Company Profile Contact. How this translates into figures is shown in the table see picture gallery. The provisions that it contained for the wake frequency calculation were based on J.
What Has Changed with the 2016 Revision of the ASME PTC 19.3 TW Standard?
Subscribe to the newsletter. The vibration direction of the tube ttw parallel to the flow direction of the medium in the pipe. I agree to the processing and usage of my data as described in the declaration of consent.
Within Asia, India aims to add a total capacity of approximately 8. Click on our picture gallery to find out!
The revision provides some clearer and more-detailed definitions. Scientific Image of the Day: You want to use it for your own purpose? It was caused by the rupture of a thermowell asme ptc 19.3 tw 2010 to turbulence: For the case, which cannot be completely eliminated, of a thermowell rupture resulting from in-line resonance, the standard demands safety provisions to prevent severe injury to personnel or damage to the plant.
As expected passing through this in-line resonance is the responsibility of the plant owner. It stands as the benchmark: KG Klingenberg a. Here, the permissible flexural fatigue stress must not be exceeded during the cumulative number of vibrations of 10 11 cycles. Our portfolio can be seen here. This standard remained unchanged for more than 20 years. How to Prevent Product Piracy. This edition of the standard only considered the more frequently occurring vibrations at right angles to the flow direction.
The amendments contained within it relate to the following three aspects.
What Has Changed with the Revision of the ASME PTC TW Standard?
As a consequence of the Monju incident, the ASME standard from was completely revised and the result was published in Such an in-line resonance was not considered in the original calculation basis from News from process industries from all over the world.
This applies, for example, to companies in the oil, gas and chemical industries. Chemical Safety Board; Picture: