chikwangwani cha tsamba

Theka-wotsekedwa tomato wowonjezera kutentha

The wowonjezera kutenthaamagwiritsa ntchito mfundo ya "enthalpy-humidity diagram" kuti achepetse kugwiritsa ntchito mphamvu momwe angathere. Pamene kudzilamulira sikungathe kufika pa ndondomeko ya HVAC, imagwiritsa ntchito kutentha, kuzizira, chinyezi, firiji ndi dehumidification zipangizo kupanga.wowonjezera kutenthachilengedwe chikwaniritse zosowa za kukula kwa mbewu.
M'nyengo yozizira ndi yotentha, gwiritsani ntchito mokwanira mpweya wobwerera m'nyumba, khalani ndi mpweya wabwino wocheperako, sungani kutentha ndi kuzizira, komanso kuchepetsa kutaya mpweya wa carbon dioxide.
M'nyengo yozizira usiku, chinyezi chikakhala cham'nyumba chimakhala choposa 90%, kutentha kwachikhalidwe kumayendetsedwa ndi mpweya wabwino ndikutsegula mawindo. Mpweya wabwino wa chilengedwe ndi zotsatira za kuphatikizika kwa kutentha kwa kutentha ndi kuthamanga kwa mphepo, zomwe zimakhala zovuta kuzilamulira. Malo obiriwira okhala ndi theka-otsekeredwa amasintha zida molingana ndi magawo osiyanasiyana akunja anyengo powerengera kuchuluka kwa dehumidification. Malo owuma amagwiritsira ntchito mokwanira mpweya wozizira wakunja wowuma, kotero mphamvu ya firiji yochita kupanga imasungidwa poyerekeza ndi malo omwe ali ndi chinyezi chambiri.
M'nyengo yozizira, pamene kusungunuka kwa galasi la wowonjezera kutentha kuli kwakukulu kuposa kuphulika kwa mbewu, chinyezi chimafunika nthawi zambiri mu wowonjezera kutentha, ndipo mazenera akunja amatsekedwa kuti achepetse kutentha kwamkati ndi kunja.
Kuziziritsa kumafunika m'chilimwe, mpweya wouma wakunja umanyowetsedwa ndi kusungunula kwachifunga kakang'ono kuti muchepetse kutentha kwamkati ndikuwonjezera chinyezi.
Makatani onyowa atha kugwiritsidwa ntchito kusungunula chinyezi komanso kuziziritsa m'malo owuma, zomwe zitha kupulumutsa ndalama zoyambira.
M'madera otentha ndi amvula, kutentha kwakunja ndi chinyezi zonse zimakhala zokwera kwambiri. Kuziziritsa kwa adiabatic evaporation sikungagwiritsidwe ntchito kuziziritsa ndi kuchepetsa chinyezi. Ndikofunikira kuwonjezera ma module a firiji ndi magwero ozizira opangira. Pamene mphamvu ya dehumidification ndi yaikulu komanso kutentha kwa mpweya woperekera kumakhala kotsika kwambiri, m'pofunikanso kuwonjezera magwero otentha otentha kuti atenthetsenso mpweya wozizira.

Kulima tomato (1)
Kulima tomato (3)

Kugwiritsa ntchito kwambiri nthaka: Kutalika kwa chinsalu chonyowa cha wotenthetsera wamba ndi 40 mpaka 50 metres. Pofuna kupewa mpweya wozungulira, mtunda wa mamita 14 mpaka 16 umafunika pakati pa greenhouses ziwiri. Kutalika kwa wowonjezera kutentha kwa theka-wotsekedwa kumatha kuonjezedwa mpaka pafupifupi 250 metres, ndipo kufanana kwa mpweya kumawonjezeka kwambiri.
Kuchepetsa Kutentha kwa Kutentha: Kwa madera owuma ndi owuma, chifukwa cha kuchepa kwa mpweya wabwino, malo awindo amachepetsedwa, mpweya wozizira umachepa, kutentha kumachepa, ndipo mphamvu yogwiritsira ntchito mphamvu imakhala yochepa.
Kuthekera kopewera miliri: Kuthamanga kwabwino kwa m'nyumba kumatha kuwongoleredwa posintha kuchuluka kwa mpweya wobwerera ndi kuchuluka kwa mpweya, ndipo mankhwala ophera tizilombo ochepera amagwiritsidwa ntchito, ndipo mphamvu yopewera mliri imakulitsidwa.
Kupulumutsa mpweya wa carbon dioxide: Kuchuluka kwa mpweya wabwino kumachepetsedwa, ndipo mpweya wobwererawo umagwiritsidwa ntchito mokwanira, kotero kuti mbewu zizitha kuyamwa mpweya woipa wamkati, komanso kuchepa kwa carbon dioxide, yomwe ndi theka la carbon dioxide yomwe imagwiritsidwa ntchito m'nyumba zakale.
Kuwongolera zachilengedwe ndikolondola komanso kosavuta.
Theka-otsekeredwa tomato wowonjezera kutenthaimaphatikiza kuwongolera kwanzeru zachilengedwe ndi makina otchinga-wosanjikiza kawiri, ndikukwaniritsa kupulumutsa mphamvu kwa 40% kudzera mu kasamalidwe kogwirizana ndi kuwala ndi kutentha. Kugwiritsa ntchito ukadaulo wobwezeretsa madzi ndi feteleza kumawonjezera zokolola ndi 35% ndikuchepetsa kugwiritsa ntchito mphamvu ndi 50%.

Kulima tomato (2)
Kulima tomato (4)
Kulima tomato (5)

Mitengo yomanga imayambira pa $42-127/㎡ (kapangidwe kachitsulo: $21-43/㎡), kuphimba kuwongolera kwanyengo, machitidwe opanda dothi, ndi makina odzipangira okha. Mapangidwe otsekedwa pang'ono (mawindo am'mbali + pad-fan) amaonetsetsa kuti mpweya wabwino ukhale wabwino, kumapereka zokolola zapachaka za 30-50kg/㎡ ndi ROI yazaka 3-5 (mtengo wa phwetekere: $ 0.85-1.7/kg), yabwino kulima mopanda mphamvu.

Email: tom@pandagreenhouse.com
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Nthawi yotumiza: Jul-04-2025