Le modeli yokusebenzisa i-grate evundiswayo evunisiwe ebheke phezulu ye-boiler ecindezelayo. Iplate ngalinye le-grate linesakhiwo se-convex arc-arc enziwe nge-arc futhi isetshenziswa ngomshini ohleliwe; Ifaka iqoqo lamagilebhisi ashukumisayo angahambisa ethekwini lamapayipi amanzi, kanye ne-Coal feed Port ngokubeka ama-grate ashukumisayo ethekwini lamapayipi amanzi kanye ne-slag yokuhlanza imbobo yokususa ama-grate ashukumisekayo.
