Combustion kub ntawm thee. Hom thee. Tshwj xeeb kub ntawm combustion ntawm hard thee

Cov txheej txheem:

Combustion kub ntawm thee. Hom thee. Tshwj xeeb kub ntawm combustion ntawm hard thee
Combustion kub ntawm thee. Hom thee. Tshwj xeeb kub ntawm combustion ntawm hard thee
Anonim

Qhov kub ntawm qhov hluav taws xob hluav taws xob yog suav tias yog lub hauv paus tseem ceeb uas tso cai rau koj kom tsis txhob ua yuam kev thaum xaiv roj. Nws yog nyob ntawm tus nqi no uas qhov kev ua tau zoo ntawm lub boiler, nws cov haujlwm zoo ncaj qha nyob ntawm.

kub kub ntawm cov thee
kub kub ntawm cov thee

ntsuas ntsuas qhov ntsuas kub

Nyob rau lub caij ntuj no, qhov teeb meem ntawm cov cua sov hauv vaj tse yog qhov tshwj xeeb. Vim muaj kev nce nqi ntawm cov khoom siv hluav taws xob, cov neeg yuav tsum tau nrhiav lwm txoj hauv kev los tsim lub zog hluav taws xob.

Txoj hauv kev zoo tshaj los daws qhov teeb meem no yog xaiv cov roj boilers uas muaj cov yam ntxwv tsim tau zoo thiab khaws cov cua sov kom zoo.

Qhov tshwj xeeb tus nqi calorific ntawm thee yog lub cev muaj nuj nqis uas qhia tias muaj cua sov ntau npaum li cas tuaj yeem tso tawm thaum lub sijhawm ua tiav ntawm ib kilogram roj. Txhawm rau kom lub boiler ua haujlwm ntev, nws yog ib qho tseem ceeb uas yuav tau xaiv cov roj zoo rau nws. Cov cua kub tshwj xeeb ntawm kev sib xyaw ntawm cov thee tawv yog siab (22 MJ / kg), yog li cov roj hom no suav tias yog qhov zoo rau kev ua haujlwm ntawm lub boiler.

yam ntxwv thiab khoom ntawm ntoo

BTam sim no, muaj ib qho kev hloov pauv ntawm kev teeb tsa raws li cov txheej txheem ntawm cov roj combustion rau cov roj khoom hauv tsev cua sov.

Tsis yog txhua tus paub tias kev tsim cov microclimate zoo nyob hauv tsev ncaj qha nyob ntawm qhov zoo ntawm cov roj xaiv. Raws li cov khoom siv niaj hnub siv hauv cov cua kub boilers, peb tseem ceeb ntoo.

Nyob rau hauv cov huab cua hnyav, tus yam ntxwv los ntawm lub caij ntuj no ntev thiab txias, nws nyuaj heev kom sov lub tsev nrog ntoo rau tag nrho lub caij cua sov. Nrog rau qhov poob qis hauv huab cua kub, tus tswv ntawm lub boiler raug yuam kom siv nws mus rau qhov txwv.

Muaj teeb meem loj thiab tsis yooj yim thaum xaiv ntoo los ua roj. Ua ntej tshaj plaws, peb nco ntsoov tias qhov kub thiab txias ntawm cov thee yog siab dua li ntawm cov ntoo. Ntawm cov shortcomings yog qhov siab ntawm combustion ntawm firewood, uas tsim teeb meem loj nyob rau hauv lub lag luam ntawm lub cua sov boiler. Nws tus tswv raug yuam kom saib xyuas qhov muaj hluav taws nyob hauv lub cub tawg tas li, qhov loj txaus ntawm lawv yuav tsum tau ua rau lub caij cua sov.

calorific nqi ntawm thee
calorific nqi ntawm thee

Coal options

Qhov kub ntawm cov hluav taws kub kub ntau dua, yog li qhov kev xaiv roj no yog qhov zoo tshaj plaws rau cov khoom siv hluav taws xob. Peb kuj tseem nco ntsoov qhov taw qhia zoo heev ntawm kev hloov hluav taws xob, lub sijhawm ntawm cov txheej txheem combustion, thiab kev siv roj tsawg. Muaj ntau ntau yam ntawm cov thee txuam nrog qhov tshwj xeeb ntawm kev tsuas, nrog rau qhov tob ntawm qhov tshwm sim hauv lub plab hauv lub ntiaj teb: pob zeb, xim av, anthracite.

Txhua qhov kev xaiv no muaj nws tus kheej qhov zoo thiab cov yam ntxwv uas tso cai rau nws siv rau hauv cov roj boilers. Lub combustion kub ntawm cov thee nyob rau hauv lub cub tawg yuav tsawg heev thaum siv cov xim av thee, vim nws muaj ib tug loj npaum li cas ntawm ntau yam impurities. Raws li rau cov ntsuas kub hloov pauv, lawv cov nqi zoo ib yam li cov ntoo. Cov tshuaj tiv thaiv combustion yog exothermic, tshav kub ntawm combustion ntawm thee yog siab.

Hauv cov thee, qhov kub ntawm qhov hluav taws kub nce mus txog 400 degrees. Ntxiv mus, tus nqi calorific ntawm hom thee no yog qhov siab heev, yog li hom roj no tau siv dav rau cov cua sov hauv thaj chaw.

Kev ua haujlwm siab tshaj plaws hauv anthracite. Ntawm qhov tsis zoo ntawm cov roj no, peb qhia txog nws cov nqi siab. Qhov kub combustion ntawm hom thee no nce mus txog 2250 degrees. Tsis muaj lwm cov roj uas tau muab rho tawm hauv lub ntiaj teb sab hauv muaj qhov ntsuas zoo sib xws.

tshwj xeeb kub ntawm combustion ntawm hard thee
tshwj xeeb kub ntawm combustion ntawm hard thee

Qhov cub hluav taws kub hnyiab

Cov cuab yeej zoo li no muaj cov qauv tsim, suav nrog cov tshuaj tiv thaiv ntawm thee pyrolysis. Charcoal tsis yog cov ntxhia, nws tau dhau los ua khoom ntawm tib neeg kev ua haujlwm.

Qhov kub ntawm cov thee yog 900 degrees, uas yog nrog los ntawm kev tso tawm ntawm lub zog thermal txaus. Dab tsi yog lub tshuab tsim cov khoom lag luam zoo li no? Cov kab hauv qab yog ib qho kev ua tiav ntawm cov ntoo, vim tias muaj kev hloov pauv loj hauv nws cov qauv, kev faibtshaj noo noo los ntawm nws. Cov txheej txheem zoo sib xws yog nqa tawm hauv qhov cub tshwj xeeb. Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov khoom siv no yog ua raws li cov txheej txheem pyrolysis. Lub qhov cub hluav taws xob muaj plaub yam tseem ceeb:

  • combustion chambers;
  • fortified puag;
  • chimney;
  • recycle compartment.
combustion kub ntawm cov thee
combustion kub ntawm cov thee

txheej txheem tshuaj

Tom qab nkag mus rau hauv chav tsev, qhov cub maj mam smolders. Cov txheej txheem no tshwm sim vim muaj nyob rau hauv lub cub tawg ntawm ib tug txaus tus nqi ntawm gaseous oxygen uas txhawb combustion. Raws li smoldering, cov cua kub txaus tso tawm, cov kua ntau dhau hloov mus rau hauv chav.

Cov pa luam yeeb tawm thaum lub sijhawm cov tshuaj tiv thaiv mus rau qhov chaw rov ua dua tshiab, qhov twg nws hlawv tag, cua sov tawm. Lub charcoal kiln ua ntau yam haujlwm tseem ceeb. Nrog nws cov kev pab, charcoal yog tsim, thiab ib tug xis kub yog khaws cia nyob rau hauv lub chav tsev.

Tab sis cov txheej txheem ntawm kev tau txais cov roj zoo li no yog qhov muag heev, thiab nrog kev ncua me ntsis, ua tiav cov hluav taws kub tau ua tiav. Nws yog ib qho tsim nyog kom tshem tawm cov qhov khoob ntawm qhov cub thaum lub sijhawm.

kub kub ntawm charcoal
kub kub ntawm charcoal

Kev siv hluav taws xob

Yog tias pom cov cuab yeej thev naus laus zis, tau txais cov khoom zoo heev, uas tuaj yeem siv rau cov cua sov ntawm cov chaw nyob hauv lub caij ntuj no cua sov. Yeej yog qhov kub thiab txiascombustion ntawm hard thee yuav ntau dua, tab sis xws li cov roj tsis muaj nqis nyob rau hauv tag nrho cov cheeb tsam.

Kev sib xyaw ntawm cov hluav taws kub pib ntawm qhov kub ntawm 1250 degrees. Piv txwv li, lub qhov cub smelting khiav ntawm charcoal. Cov nplaim taws uas tsim thaum huab cua nkag rau hauv lub cub tawg ua rau cov hlau yooj yim.

Tsim kev pom zoo rau combustion

Vim qhov kub thiab txias, tag nrho cov khoom sab hauv ntawm lub cub tawg yog ua los ntawm cov cib tshwj xeeb refractory. Refractory av nplaum yog siv rau lawv tso. Thaum tsim cov xwm txheej tshwj xeeb, nws yog qhov ua tau kom tau txais qhov kub thiab txias hauv qhov cub kub tshaj 2000 degrees. Txhua hom thee muaj nws tus kheej flash point. Tom qab ncav cuag tus nqi no, nws yog ib qho tseem ceeb kom tswj tau qhov kub ntawm qhov hluav taws kub los ntawm kev muab cov pa ntau dhau mus rau qhov cub.

Ntawm qhov tsis zoo ntawm cov txheej txheem no, peb qhia txog qhov poob ntawm cov cua sov, vim hais tias ib feem ntawm lub zog tso tawm yuav dhau los ntawm cov yeeb nkab. Qhov no ua rau txo qis hauv qhov cub kub. Hauv chav kawm ntawm kev sim kev tshawb fawb, cov kws tshawb fawb tau tsim kom pom qhov zoo tshaj plaws ntawm cov pa oxygen rau ntau hom roj. Ua tsaug rau qhov kev xaiv ntawm huab cua ntau dhau, kev ua tiav ntawm cov roj tuaj yeem xav tau. Raws li qhov tshwm sim, koj tuaj yeem suav rau qhov poob qis ntawm thermal zog.

kub kub ntawm cov thee hauv qhov cub
kub kub ntawm cov thee hauv qhov cub

Zoo kawg

Tus nqi sib piv ntawm roj yog ntsuas los ntawm nws tus nqi calorific, ntsuas hauv calories. Xav txog cov yam ntxwv ntawm nws hom sib txawv, peb tuaj yeem txiav txim siab tias nws yog cov thee uas yog hom khoom zoo tshaj plawsroj rau boilers. Ntau tus tswv ntawm lawv lub tshuab cua sov sim siv cov roj sib xyaw ua ke: khoom, kua, gaseous.

Pom zoo: