Exhaust hood ni swnammung

Kaisa swkakjak piramid ni mwkhango kaisa swkakjak hood ni tormung

X - Twima ni base ni width.
Y - Piramid ni rangchak.
F - Sakani base ni jora.
E - Top ni base ni rangchak.
G - Pyramid ni side ni bwskang ni rangchak. Apofema.
U - Piramid ni angle ni swkang.

Online rang rwnani lama.

Lekhaitor bai nwng kaisa kwchak kuphur khe swprakjak piramid ni parameters rokno swbaiwi mano. Obo nokbar wngna bagwi exhaust duglam, chámung chána eba barbecue ni duglam, eba chimney pipe ni duglam lekhana bagwi kaham.

Calcul khaimani bahai khe use khai nai.

Dimensions ni bisingtwi rang rwna bagwi rang rwdi. Pyramid ni sijak rangchak tei angle no rwdi. Calculate khaimani button no click khai di. Lekhamani bisingtwi, cap pattern ni mwkhang swnamjak.
Swrwngjak pyramid ni pattern ni bagwi khoroksa khoroksani jaga ni rangchak no phunukgo.
Drawing rokbo swnamjak: bwskangni nukmung tei bwskangni nukmung.

E ni size F ni size bai baksa wngkhe, abo regular khe thwijak pyramid wngnai.
E=0 tei F=0 wngkhe, abo regular pyramid wngnai.

Lekhamani bisingtwi, nwng saimanwi mano:

Pyramid ni angle ni swkang, abo saimanjakya hwnkhe.
Angle ni kok no twiwi.
Area ni saka tei joto side ni jaga.
Twima base ni bwskangni jaga.
Piramid ni kok.
Samungni manwi ni sheet ni rangchak.

Kha rwmani. Hood ni part rok no jora rwna bagwi folds ni bagwi allowance rwna ta pokdi.