Chenjezo lofunika: Ili ndi zolemba zakale zakale, osati mamangidwe amakono, ndondomeko kapena malangizo omanga ndi kugwiritsa ntchito chowumitsira ma frequency apamwamba. Mafupipafupi, kutentha, maelekitirodi, majenereta, mipanda, poyikira pansi, zotchinga, ma kondakitala, chitetezo ku moto ndi kukhudzana ndi maginito amagetsi ayenera kupangidwa ndikufufuzidwa motsatira malamulo ovomerezeka, zolemba za opanga komanso akatswiri ovomerezeka.
Malembawa si kuperekedwa kwa zowumitsira, majenereta othamanga kwambiri kapena mamangidwe amagetsi a Savo Kusić. Zomwe zilipo pano zikuyang’ana mazenera, zitseko ndi mayankho okhudzana nawo.
Mbiri yakale yowumitsa pafupipafupi
Kuyanika kwa nkhuni m’dera lamagetsi lamagetsi othamanga kwambiri kumachitika mofulumira kwambiri kusiyana ndi kuyanika muzowumitsira nthunzi ndi zochitika zapakatikati kapena zapakatikati. Mosiyana ndi njira zina zowumitsa, apa kuyanika kumachitika chifukwa chakuti nkhuni zimakhudzidwa ndi kutentha komwe kumapangidwa mumtengo wa nkhuni womwewo.
Kutentha kopangidwa mu nkhuni panthawi yowuma m’munda wamagetsi wamagetsi othamanga kwambiri kumagawidwa mofanana pagawo lonse. Chifukwa cha kutayika kwakukulu kwa kutentha pamwamba pa nkhuni zowumitsa, kutentha kwa kutentha ndi chinyezi kumachitika pakati pakatikati ndi mphepete mwa nkhuni zowumitsa. Ichi ndi chinthu chachikulu chomwe chimathandizira kuyanika kwamagetsi pamagetsi othamanga kwambiri.
Zowona zikuwonetsa kuti chinyezi chamitengo pamtunda kumapeto kwa zowumitsa nthawi zambiri chimakhala chambiri kuposa chinyontho chamkati. Izi zimapangitsa kuchepa kwa zovuta zamkati mkati mwa nkhuni, motero, kuchepa kwa tizidutswa tating’onoting’ono tikamaumitsa.
Chithunzi 1 chikuwonetsa masanjidwe oyambira a maelekitirodi muzowumitsira zamtundu wa mafakitale. Kuyanika nkhuni m’munda wamagetsi wamagetsi othamanga kwambiri ndi okwera mtengo kusiyana ndi kuyanika mu zowumitsa nthunzi, chifukwa kumafuna kugwiritsa ntchito kwambiri magetsi. Pali njira yophatikizira yowumitsa nkhuni, yomwe imaphatikizapo kuyanika nkhuni mu chowumitsira nthunzi wamba, ndiyeno m’munda wamagetsi wamagetsi othamanga kwambiri. Njira iyi ndiyothandiza kwambiri. Imafulumizitsa kuyanika 2 ndipo nthawi zambiri poyerekeza ndi nthawi yowumitsa mu zowumitsa nthunzi.

Chithunzi 1: Ma elekitirodi osinthika muzowumitsira
Mbiri yogwiritsidwa ntchito ndi mitundu yamitengo
Zochita zawonetsa kuti birch, beech, alder ndi aspen zimauma bwino m’munda wamagetsi wamagetsi othamanga kwambiri; pine ndi spruce youma kwambiri; oak ndi larch youma moyipa kwambiri.
Table 1 imasonyeza mitundu yowumitsa nkhuni m’munda wamagetsi wamagetsi othamanga kwambiri.
- Mild mode imagwiritsidwa ntchito poumitsa nkhuni zamitundu yomwe imakhala yovuta kuyimitsa - oak ndi larch, komanso matabwa odulidwa kuchokera ku heartwood.
- Medium mode imagwiritsidwa ntchito poyanika matabwa ocheka kuchokera ku matabwa a coniferous.
- Hard mode imagwiritsidwa ntchito poyanika matabwa ocheka kuchokera ku birch, beech, alder ndi aspen.
Mukawumitsa nkhuni m’munda wamagetsi wamagetsi othamanga kwambiri, kusiyana kwa kutentha mkati mwa nkhuni ndi kutentha kwa mpweya wozungulira ndizofunika kwambiri.
Mbiri yowumitsa maulamuliro
| Zizindikiro | Chigawo cha muyeso | Mitundu | ||
|---|---|---|---|---|
| wofatsa | wapakati | charp | ||
| Wood Temperature | degrees | 80-85 | 100-105 | 110-115 |
| Kuchuluka kwa kutentha | step - class | 40-50 | 60-70 | 70-100 |
| Kutentha kwa kuziziritsa mukaumitsa | step - class | 8-10 | 10-12 | 15-20 |
| Chinyezi chogwirizana ndi mpweya | % | 80 | 70-80 | 50-60 |
| Wavelength | m | 900-1200 | 700-1000 | 400-900 |
| Kutalika kwa kuyanika kwa makulidwe;25 mm 50 mm 100 mm 150-200 mm |
maola " " " |
– – 15-17 22-36 |
4-5 7-8 11-12 – |
3-4 5-6 – – |
Mikhalidwe yachitetezo chambiri
Zinthu zotsatirazi ziyenera kukwaniritsidwa panthawi yopanga ndikugwiritsa ntchito zida zowumitsa matabwa m’munda wamagetsi wamagetsi othamanga kwambiri:
- zipinda zonse zamakono zamakono ziyenera kukhala zotchingidwa ndi netiweki;
- zipangizo zonse zachitsulo m’chipindamo ziyenera kukhala pansi;
- chipinda cha jenereta ndi zowumitsira ziyenera kupangidwa ndi zinthu zosayaka
- malamulo otetezera ntchito pazikhazikitso zaposachedwa kwambiri ayenera kutsatiridwa mosamalitsa;
- pakhomo la chipinda cha jenereta chiyenera kuletsedwa mwamphamvu kwa anthu osagwira ntchito;
- chitseko chowumitsira chiyenera kutsekedwa chokha ndi jenereta;
- ma kondakitala a potuluka pano ayenera kukhala ochepa.