Willem Jan Oosterkamp

3 Questions 19 Answers 0 Followers

Questions related from Willem Jan Oosterkamp

How is a porous oxide layer on 18/8 stainless tsteel formed in Bangladesh?

After one rainy season in Bangladesh the 18/8 A2-70 stainless steel bolts and nuts of a solar installation were covered by a 0.1 mm thick porous black oxide layer. what is a probable cause...

14 December 2021 2,332 4 View

I am looking for diesel generator protection system in a solar hybrid system?

For hybrid solar project I am looking for a diesel generator protection system.. The solar system runs normally connected to the grid and excess power is normally exported to the grid. My...

08 November 2020 9,766 5 View

Doe anyone know energy requirement of ball milling of dry straw?

Straw must be milled to around 1 mm before it can be pelletized. Straw pellets can be imported from Eastern Europe to the North-West Germany and the Netherlands for co-digestion with manures.

06 September 2018 868 0 View