Andreas Volden

5 Questions 10 Answers 0 Followers

Questions related from Andreas Volden

Difference in thermal efficiency of fluidised bed boilers compared to moving grate boilers?

Hi! I've heard that, in general, fluidised bed boilers have a higher thermal efficiency compared to moving grate boilers. I've found literature that somewhat confirms this, but also literature...

03 February 2021 4,655 4 View

What does current measured in a VFD tell me about the VFD-driven motor?

I steadily come across applications of VFDs used for controlling pumps, fans and other machinery. I very often see theese applications having one feedback (analog output from the VFD) which is...

06 December 2019 5,670 3 View

How to stoichiometry calculate this combustion process?

Hi! This one is for you chemists/chemical engineers out there. I have a fuel, tall oil pitch, that I want to burn mixed with ordinary air in an industrial burner for heat generation. The tall...

02 October 2019 5,308 12 View

Best practice: how to control the primary air to a lime kiln pitch oil burner?

Hi all! Even thouhg this question address a pitch oil burner for a lime kiln, I Think the principles remain similar for other applications as well. I've started to look into how we control the...

23 September 2019 7,439 0 View

Best temperature for efficient debarking of wood logs?

Hi! When debarking wood logs, the temperature of the infed logs vary dependent on season and local temperature. I've heard that there generally exist a temperature of which the bark wood bond...

02 May 2019 2,656 5 View