Kim Tae Woo

6 Questions 1 Answers 0 Followers

Questions related from Kim Tae Woo

Is temperature gradient at the wall proportional to thermal boundary layer thicnknees?

Is temperature gradient at wall proportional to thermal boundary layer thickness or not? If you can understand my question, please find attached figure. If they are proportional to each other or...

15 May 2017 5,938 13 View

What is the convective heat transfer coefficient for vertical upward flow?

Is there correlation which can calculation convective heat transfer coefficient in vertical upward flow ( for single phase water and conventional pipe) ?

12 May 2017 8,371 2 View

Why should reattachment length be estimated in various flow ??

In many flow case, something like pipeflow or external flow over body, there is always effort to estimate reattachment length. I know a recirculation by separating flow results the bad effect like...

05 April 2016 5,945 2 View

Why flow separation in fluid transport system make a noise?

A flow past a mouth of a deep cavity can result in an exciation of high - amplitude acoustic pulsations. such pulsations are often encounterd in gas-transport systems, heat exchangers and other...

04 April 2016 5,362 2 View

What are problems due to the effect of backward facing step flow?

I'm studying about the backward facing step flow, suddenly, I'm wondering what is the result from backward facing step flow. I mean, is there problem due to BFS??? I saw somthing like lower...

26 March 2016 4,746 1 View

What is a specific heat of urea formaldehyde resin?

I couldn't found specific heat of urea formaldehyde resin help~

07 November 2015 9,499 2 View