Ukuze kumiselwe ixesha lokumisa amaplanga asarhayo ngokumalunga nezinto ezahlukeneyo, kucetyiswa indlela eyaphuhliswa kwiZiko loPhando lwezeNzululwazi eliMbindi lokuLungisa amaplanga eMechanical.

Indlela iqikelela i-coefficients kwiitheyibhile 1–8. Bathathela ingqalelo uhlobo lomthi, ubukhulu, ububanzi kunye nobude bezinto eziphathekayo, umgangatho wokomisa kwawo, ukwakhiwa kwesomisi, ukufuma kokuqala kunye nokugqibela.

Ii-Coefficients ngokodidi kunye nemilinganiselo yomthi

Uluhlu 1 — Umlinganiso ngokohlobo lomthi

Itheyibhile 1: Umlinganiso ngokohlobo lomthi
Uhlobo lomthi Spruce, fir Bor Birch Bukva Arish Oak
Coefficient 0 4 26 41 46 71

Itheyibhile 2 — Umlinganiso ngokobunzima bemathiriyeli

Itheyibhile 2: Umlinganiso ngokobunzima besixhobo
Ukutyeba, mm 13 16 19 22 25 30 35 40 45 50 55 60
Coefficient 0 9 16 23 28 36 43 49 54 59 65 70
Ukutyeba, mm 70 80 90 100 110 120 130 140 150 180 220 280
Coefficient 80 89 97 104 110 116 121 126 130 142 155 171

Uluhlu 3 — Umlinganiso ngokobubanzi besixhobo

Itheyibhile 3: Umlinganiso ngokobubanzi besixhobo
Unxulumano lobubanzi besixhobo kubunzima bayo W:D ukuya 1,5 2 3 5 10
Coefficient 0 5 9 14 18

Uluhlu 4 — Umlinganiso ngokobude besixhobo

Itheyibhile 4: Umlinganiso ngokobude besixhobo
Ubude, m 0,3 – 0,4 0,5 – 0,6 0,7 – 0,8 0,9 – 1,0 nge 1,0
Coefficient 0 6 11 14 15

Ii-Coefficients ngokomgangatho wokomisa kunye nesomisi

Itheyibhile 5 — Umlinganiso ngokomgangatho wokomisa wemathiriyeli

Itheyibhile 5: Umlinganiso ngokomgangatho wokomisa wemathiriyeli
Ukomisa udidi Ukomiswa kwamaplanga aqhelekileyo (udidi II) Ukomiswa komgangatho ophezulu wamaplanga efanitshala, ukwenza iinqwelo... (Udidi I) Ukomiswa komgangatho ophezulu wokwenza amavili, imvula ye-oki..
Coefficient 0 8 20

Itheyibhile6- I-Coefficient ngokoyilo lwesomisi

Itheyibhile6: I-Coefficient ngokoyilo lwesomisi
Uhlobo lwe-essence SRC Ngokujikeleza okuchaseneyo Ngomjikelezo wendalo okanye obuthathaka wokuqhuba Imibhobho enomjikelezo wendalo
Coefficient 0 4 8 15

Izinto ezinemiqathango zithathelwe ingqalelo xa kubalwa i-coefficient. Isixhobo esinemiqathango sithetha iibhodi zepine ezishinyeneyo50 mm, ububanzi150 mmnobude ngaphezulu1 m, kunye nokufuma kokuqala60%kwaye okokugqibela12%. Esi sixhobo, sibekwe kwiipads ezishinyeneyo25 mm, kufuneka zomiswe kwi dryers kunye nokujikeleza komoya wendalo ngexesha6iintsuku.

Ukusebenzisa i-coefficients enikwe kwiitheyibhile1-8, igama eliqhelekileyo lokomisa amaplanga asarha linokuqinisekiswa.

Umzekelo wokubala

Kuyimfuneko ukumisela ixesha eliqhelekileyo lokomisa iibhodi zepine ezishinyeneyo40 mm, ububanzi20 mm(umlinganiselo wobubanzi nobukhulu200:40=5) kunye nobude ngaphezulu1,0 m. Iibhodi zenzelwe ukuveliswa kweefreyimu zamagqabi ecango, oko kukuthi umgangatho wokomisa udidi I, kwaye zomiswe kwizomisi kunye nokujikeleza okukhawulezileyo komoya obuyela umva ukusuka kumswakama wokuqala.60%ukufuma okugqithisileyo9%.

I-coefficients ehambelanayo inika:

K = 4 + 49 + 14 + 15 + 8 + 0 + 82 = 172

Ii-Coefficients ngokomswakama kunye nezigaba zokomisa

Itheyibhile7- Ukulingana ngokobumanzi bokuqala kunye nobokugqibela bemithi esarha

Itheyibhile7: Umlinganiso ngokokufuma kokuqala nowokugqibela kwamaplanga asarha
Ukufuma kokuqala, % Ukufuma kokugqibela, %
6 7 8 9 10 11 12 13 14 15 18 20 22 25
20 62 56 50 45 38 32 25 18 9 0 / / / /
25 70 65 60 55 50 45 41 35 30 25 6 / / /
30 75 70 66 62 58 54 50 46 42 38 25 15 30 /
35 79 75 71 67 64 60 57 54 50 47 38 29 21 7
40 82 78 75 71 68 65 62 59 56 53 44 38 32 21
45 85 81 77 75 72 69 66 63 61 58 50 45 40 31
50 87 83 80 77 75 72 69 67 65 63 55 51 46 38
55 89 85 82 80 77 75 72 70 68 65 59 55 50 44
60 90 87 84 82 79 77 75 72 70 68 62 58 55 48
65 92 89 86 84 81 79 77 75 73 71 65 61 58 52
70 93 90 88 85 83 81 78 76 75 73 67 64 61 55
75 94 92 89 87 85 82 80 78 77 75 69 66 63 58
80 95 93 90 88 86 84 82 80 78 77 71 68 65 61
85 96 94 91 89 87 85 83 82 80 78 73 70 67 63
90 97 95 92 90 88 86 85 83 81 79 75 72 69 65
95 98 96 93 91 89 87 86 84 82 81 76 73 71 67
100 99 97 94 92 90 88 87 85 83 82 77 75 73 69
110 101 98 96 94 92 90 89 87 85 84 80 77 75 74
120 102 99 97 95 94 92 90 89 87 86 82 79 77 76
140 104 102 100 98 96 95 93 92 90 89 85 83 81 78

Itheyibhile 8 — I-Coefficient yokubala kwakhona indlela yokomisa ngexesha emva kokuncipha kokufuma

Itheyibhile 8: I-Coefficient yokubala kwakhona imo yokumisa ngexesha emva kokuba ukufuma kunciphile
Ukuncipha kokufuma kwezinto, % 60-50 50-40 40-35 35-30 30-25
Inqanaba lokomisa i-coefficient 0,11 0,14 0,08 0,10 0,11
Ukuncipha kokufuma kwezinto, % 25-20 20-15 15-12 12-10 10-8
Inqanaba lokomisa i-coefficient 0,14 0,17 0,15 0,11 0,14

Izihloko ezinxulumeneyo: softwood namaplanga omthi, ukomisa iinkuni, iqondo lobushushu lokumisa iinkuni kunye nokufuma, imveliso yefestile yomthi nocango kunye nemfuno umnikelo.