Hauv ntau qhov dej num, cov neeg ua liaj ua teb tau them nyiaj ntau dhausiab-compensating (PC) drip daim kab xevtsis xav tau tiag tiag. Ntawm thaj chaw tiaj tiaj nrog lub siab ruaj khov, lub kaw lus tsim kom zoo siv lub siab tswj hwm thiab tus qauv (tsis yog -PC) drip irrigation daim kab xev tuaj yeem xa covtib irrigation uniformity-thaumtxo tag nrho cov nqi hluav taws xob los ntawm 20-30%.
Cov lus qhia no yuav pab koj txiav txim siab saithaum koj tuaj yeem hla PC drip daim kab xev, thiab yuav teeb tsa tus nqi ntau dua li cas -drip irrigation system.
Kawm ntxiv:siab npaum li cas -compensating emitters ua haujlwm
I. When Koj Tsis Xav Tau PC Drip Tape
1. Terrain Compatibility
Thaum qhov chaw nqes hav tsawg dua lossis sib npaug li 3℃thiab tsis muaj qhov sib txawv ntawm qhov siab (qhov txawv hauv zos Tsawg dua lossis sib npaug li 5 cm),siab regulator + standard drip daim kab xev systemyuav tsum tau siv los ntawm PC drip daim kab xev. Qhov no txo cov nqi thaum ua kom cov dej tsis sib xws raws li cov qauv.Yog tias qhov sib txawv hauv zos qhov siab tshaj 5 cm, cov av yuav tsum tau leveled ua ntej siv cov tshuaj no.
2. Av thiab teb tej yam kev mob
Yog tias koj thaj chaw dej tsis sib haum, tsis muaj kev nyuaj siab lossis thaj chaw tsa, nrog loam lossis xuab zeb loam av,PC drip daim kab xev yog tsis tsim nyog. Nyob rau hauv cov xwm txheej ruaj khov no, txhim kho lub siab tswj hwm nrog kev zoning kom zoo tuaj yeem ua kom cov dej tsis sib haum ntawm ntau dua lossis sib npaug li 90%, ua tau raws li qhov yuav tsum tau ua ntawm cov txheej txheem drip daim kab xev.
3. Cov qoob loo loj hlob mus sib phim
- luv-cov qoob loo (70–150 hnub)xws li lettuce, dos, thiab taum: Siv tsis yog -PC drip daim kab xev + siab regulators kom tsis txhob muaj kev nqis peev hauv PC drip tape.
- Medium- to long-cycle crops (>150 hnub): Sivreusable tsis yog -PC drip daim kab xev + siab regulatorskom sib npaug nqi thiab lifespan.
4. Av Moisture Variability
Hauv kev tsim cov drip irrigation system, av noo qhov hloov pauv yog qhov tseem ceeb uas txiav txim siab seb puas yuav tsum tau them nyiaj siab lossis yog zoning ib leeg txaus. Nyob rau hauv lwm yam lus, nyob rau hauv ib lub teb, av Moisture Variability qhia tau hais tias cov av noo noo tsis sib xws nyob rau hauv ntau qhov chaw.
- Yog hais tias av noo variation Tsawg dua los yog sib npaug li 10%, ib qho kev sib koom siab qhov chaw txaus txaus -tsis xav tau PC drip daim kab xev.
- Yog tias qhov hloov pauv hauv av noo ntau tshaj 10%,siab regulatorsyuav tsum tau muab tso rau hauv ib cheeb tsam sib cais nyob rau hauv tib cheeb tsam irrigation kom zoo -tune qhov hluav taws xob siab. Qhov no tso cai rau kev xa dej ncaj qha thoob plaws thaj chaw sib txawv thaum tswj cov dej sib xws.
II.Qoob loo-Tshwj xeeb Drip Irrigation Solutions
(Qhov zoo tshaj plaws rau Kev Tswj Xyuas Kev Ruaj Ntseg + tsis yog-siab-pab Daim Kab Xev Dej Dej)
(1) Luv -Cycle Leafy Vegetables
(Lettuce, Romaine Lettuce, Spinach|Loj hlob voj voog: 70–90 Hnub)
⒈ Nws raug nquahu kom sivpov tseg standard drip irrigation daim kab xevnrog phab ntsa thickness ntawm0.12-0.15 hli, emitter spacing ntawm20 cm, thiab emitter flow rate ntawm1.0–1.5 L/h. Qhov no yuav tsum tau ua ke nrog asiab regulator nrog lub qhov hluav taws xob siab ntawm 0.8-1.0 bar, uas phim cov hauv paus hauv paus ntiav thiab tsis tshua muaj dej xav tau ntawm nplooj zaub, tiv thaiv cov dej tob tob uas yuav ua rau cov hauv paus rot.
⒉ Irrigation yuav tsum tau siv ib zaug ib hnub rau15-20 feeb. Hauv cov huab cua kub thiab qhuav, nce mus rau ob zaug ib hnub (thaum sawv ntxov thiab yav tsaus ntuj) yam tsis tas ncua sijhawm.Kev ntsuas siab txhua hnub yog qhov tseem ceeb los tswj cov kab ke ruaj khov, thiab cov ntaub nplaum yuav tsum tau kuaj xyuas tsis tu ncua kom tsis txhob txhaws thiab qoob loo.
⒊ Tso cov kab xev raws kab kab, 5 cm ntawm lub hauv paus cheeb tsam, nrog rau qhov faus tob txog li 2 cm los tiv thaiv UV puas. Siv 1 lub zog regulator ib 6 mu, thiab nruabsiab ntsuasnyob rau hauv txhua cheeb tsam irrigation kom ntseeg tau tias cov dej sib xws.
(2) Luv -Cycle Root Crops
(Dos, Carrot, Radish|Kev Loj Hlob: 90-120 Hnub)
⒈ Rau cov hauv paus qoob loo xws li dos, carrots, thiab radishes (90-120 hnub),PC drip daim kab xev feem ntau tsis tsim nyog vim qhov hloov pauv siab tsis yog qhov txwv tsis pub tshaj - tswj dej yog. Nws raug nquahu kom siv tsis yog -PC drip daim kab xev nrog phab ntsa thickness ntawm 0.15 hli, emitter nrug ntawm 30 cm, thiab ntws tus nqi ntawm 1.5–2.0 L / h, ua ke nrog lub siab regulator teem ntawm 1.0–1.2 bar. Qhov no ua kom cov dej txaus thaum lub hauv paus nthuav dav thaum tiv thaiv cov dej noo ntau dhau uas tuaj yeem ua rau rot.
⒉ Thaum ntxov:dej txhua 2 hnub rau 20 feeb
Root expansion theem:irrigate txhua hnub rau 25-30 feeb
Txhua lub limtiam calibration ntawm lub siab regulator thiab flushing ntawm drip daim kab xev yog yuav tsum tau kom tswj system raug thiab tiv thaiv clogging.
⒊ Lub kaw lus yuav tsum suav nrog ib qho80-mesh limlos tiv thaiv cov av los ntawm clogging emitters. Tso daim kab xev8 cm ntawm lub hauv paus cheeb tsamkom tsis txhob muaj kev cuam tshuam dej ncaj qha, uas tuaj yeem cuam tshuam kev loj hlob ntawm kev noj qab haus huv.
(3) Luv-Cycle Legume Crops
(YardlongTaum,Taum taum, Pea|Kev Loj Hlob: 100-150 Hnub)
⒈ Rau legumes, drip daim kab xev nrog ib phab ntsa thickness ntawm0.15-0.20 hliyog pom zoo, nrog emitter spacing ntawm40 cmthiab tus nqi ntws ntawm1.5 L/h, ua ke nrog lub siab regulator teem ntawm 1.0 bar.
⒉ Qhov kev teeb tsa no haum nrog kev nce toj kev loj hlob ntawm legumes. Thaum lub sij hawmseedling theem (sowing rau vine kev loj hlob), irrigation yuav tsum tau sivib zaug txhua 3 hnub, nrog lub sijhawm ntawm20 feebrau lub voj voog. Thaum lub sij hawmpod- teeb tsa theem, irrigation yuav tsum nce mus rauib hnub ib zaug, nrog txhua lub voj voog ntev30 feeb, ncua5–10 feebnyob rau hauv qhov kub thiab txias. Siab regulators xav tautsom saib xyuastxhawm rau tiv thaiv kev hloov pauv siab uas yuav ua rau muaj kev loj hlob tsis sib xws. Thaum lub pod- teeb tsa theem, regulator raug yuav tsum tau kuaj xyuastxhua 3 hnub.
⒊ Drip daim kab xev yuav tsum tau muab tso raunruab nrab ntawm ob kab qoob loo, positioned10 cm ntawm lub hauv paus cheeb tsam. 1 siab regulator rau 5 mu, nruab nrog a100-mesh lim. Tshem tawm txhua lub lim tiam thaum lub pod- teeb tsa theem.
(4) Nruab nrab- mus ntev-Cycle Field Crops
(Pob kws, Paj rwb| Kev Loj Hlob: 150–180 Hnub|Flat Fields nkaus xwb)
⒈ Pom zoo teeb: reusable txheem drip daim kab xev 0.20 hli, 50cm emitter spacing, 2.0 L / H txaus tus nqi, 1.2-1.5 bar siab regulator.
Qhov kev teeb tsa no ua tau raws li qhov xav tau dej siab tshaj plaws thaum lub sijhawm loj hlob tseem ceebtsis muaj tus nqi ntxiv ntawm PC systems.
⒉ Seedling theem:txhua 5 hnub (30 min)
Jointing/flowering theem:txhua 2 hnub (40-45 feeb)
Txheeb xyuas qhov siab txhua 3 hnub thiab ntsuas txhua lub lim tiam. Thaum lub caij los nag, irrigation zaus yuav tsum tau txo thiab kho raws li cov av noo.
⒊ Drip daim kab xev yuav tsum tau muab tso rauraws cov kab qoob loo.Siv1 regulator rau 8 munrog120-mesh lim. Tom qab lub caij, ntxuav thiab khaws cia ob qho tib si regulators thiab drip daim kab xev rau rov siv dua nyob rau hauv lub caij cog tom ntej.
III. FAQ:Yuav Ua Li Cas Txhim Kho Qhov System kom raug?
Kuv yuav tsum xaiv lub siab regulator hom twg?
+
-
Xaivtas mus li -cov tswj lub siabnrog:
- Output siab ywj siab ntawm inlet siab thiab ntws
- Kev tswj qhov tseeb Tsawg dua lossis sib npaug ± 5%
- Adjustable ntau yam: 0.5-2.0 bar
Yuav ua li cas kuv phim drip daim kab xev nrog lub siab regulator?
+
-
Daim kab xev drip yuav tsum phim lub regulator tso zis siab (feem ntau nyob ib ncig ntawm 1 bar).
Pom zoo specs:
- Tus nqi ntws: 1.0-2.0L / h
- Phab ntsa thickness:
Pov tseg: 0.12-0.15 mm
Reusable: 0.15-0.20 hli
- Pom ntau dua lossis sib npaug rau 80 mesh
Qhov twg yuav tsum tau ntsia lub siab regulator?
+
-
Nruab ntawm lubkev sib txuas ntawm lub ntsiab yeeb nkab thiab submain.Kev teeb tsa txoj haujlwm tsis raug tuaj yeem ua rau lub siab tsis ruaj khov thiab kev faib dej tsis sib xws.
- 10-15 cm saum toj no submain tiv thaiv kev puas tsuaj rov qab
- 1 units rau 5-8 mu
- Rau kev ua liaj ua teb nrog ntau thaj chaw irrigation, lub kaw lus yuav tsum tau zoned raws li cov qoob loo thiab cov teb loj kom ntseeg tau tias muaj kev tswj xyuas nruj hauv txhua cheeb tsam, ua kom yooj yim txij nkawm thiab kev hloov siab rau yav tom ntej.
Ntev npaum li cas tuaj yeem drip daim kab xev tsis poob siab?
+
-
Ntau dhau ntawm daim kab xev ntev yog ib qho ntawm cov laj thawj tseem ceeb ntawm kev poob siab.Txawm tias muaj lub siab tswj hwm, cov kab ntev ntev yuav ua rau cov dej tsis sib xws ntawm tus Tsov tus tw kawg.
Thaum siv nrog regulators:
- 16 hli daim kab xev Tsawg dua los yog sib npaug li 80 m
- 12 hli daim kab xev Tsawg dua los yog sib npaug li 60 m
Yog xav tau ntev ntev:
- Me ntsis nce regulator tso zis siab (nyob rau hauv rated txwv)
- Ua kom cov emitter ntom kom them rau qhov poob
Qhov kev txiav txim siab qhov tseeb yog dab tsi?
+
-
Installation Order yuav tsum ua raws li:
Valve → Lim → Pressure Gauge → Pressure Regulator → Submain
Cov lim dej:
Disc los yog xuab zeb lim
Lim: 80-120 mesh (nyob ntawm cov dej zoo)
Kuv puas yuav tsum tau yaug qhov system ua ntej kev teeb tsa?
+
-
Ib txwm yaug cov kav dej ua ntej txhim kho cov tswj hwm.Kev hla cov kauj ruam no tuaj yeem ua rau tus neeg tswj hwm puas thiab txo qhov raug siab.
Yaug nrog dej huv rau 3-5 feeb kom tshem tawm cov khib nyiab.
Vim li cas kuv thiaj xav tau cov ntsuas ntsuas siab ntawm ob sab?
+
-
Qhov no tso cai rau tiag tiag - lub sijhawm saib xyuas kev poob siab thiab lim lim.If pressure difference >0.02 MPa → ntxuav lub lim tam sim ntawd.
Yuav ua li cas yuav tsum tau drip daim kab xev nyob rau hauv lub teb?
+
-
Thaum tso cov txheej txheem drip daim kab xev, nws yuav tsum tau nruab ib txhij nrog yas mulch (rau cov qoob loo).
Qhov tob faus yuav tsum yog 2-3 cm kom tsis txhob muaj kev laus los ntawm kev raug tshav ncaj qha.
Qhov kev ncua deb ntawm cov kab xev yuav tsum tau kho raws li cov qoob loo sib nrug (nplooj zaub: 20-30 cm; hauv paus thiab tub qoob loo: 30-40 cm; cov qoob loo: 50-60 cm).
Lub drip daim kab xev yuav tsum tau muab tso rau 5-10 cm deb ntawm lub hauv paus cheeb tsam. Qhov no tiv thaiv cov hauv paus kev puas tsuaj thiab txhim kho dej efficiency.
Kuv puas xav tau ib lub rotational irrigation system?
+
-
Rau kev ua liaj ua teb tshaj 50 mu, yuav tsum tau txais kev hloov irrigation system. Txhua qhov thaiv dej yuav tsum tsis pub tshaj 15 mu hauv qhov loj. Lub siab regulator yuav tsum tau txuas nrog thaj tsam tswj li qub kom ntseeg tau tias thaum lub sijhawm ua haujlwm ntawm txhua qhov dej thaiv, tus tswj hwm tuaj yeem tswj tau lub siab ruaj khov, tiv thaiv kev poob siab los ntawm ntau lub blocks ua haujlwm ib txhij.
IV.Yuav txo cov nqi li cas yam tsis muaj kev txi dej ua tau zoo
1. Zoning Strategy
Rau cov liaj teb loj loj, cov neeg tswj xyuas siab yuav tsum tau faib los ntawm thaj chaw dej. Cov dej hauv dej yuav tsum tau muab faib kom tsim nyog raws li hom qoob loo thiab thaj chaw loj kom tsis txhob muaj cov nqi tsim nyog los ntawm kev siv PC drip daim kab xev hla tag nrho cov teb, thaum tseem txo qis kev teeb tsa ntawm lub siab tswj hwm thiab txo qis cov cuab yeej siv tag nrho.
Cov neeg tswj xyuas siab yuav tsum yog cov qauv siv rov siv tau nrog lub neej ua haujlwm tsis pub tsawg tshaj 5 xyoos. Thaum siv ua ke nrog tsis yog -PC drip daim kab xev, tag nrho cov peev txheej yuav raug txo los ntawm 20% -30% piv rau PC drip tape systems. Ntev- siv sijhawm ntev ntxiv txhim kho tus nqi- ua haujlwm piv.
2. Short-Term Crops
Rau luv - voj voog qoob loo, nqis peev rau PC drip daim kab xev tsis tshua muaj nqi ntxiv.Cov ntaub nplaum pov tseg nrog kev tswj hwm kev lag luam yog tus nqi ntau tshaj - kev daws teeb meem zoo.Cov ntaub nplaum pov tseg yuav tsum muaj phab ntsa tuab ntawm 0.12-0.15 hli, thiab kev tswj hwm kev lag luam yuav tsum muaj kev tswj xyuas qhov tseeb ntawm ± 5% yam tsis muaj kev rov ua haujlwm, yog li txo cov dej siv peev rau ib lub voj voog cog.
3. Cov Txheej Txheem Txheej Txheem
Kev txhawb nqa cov cuab yeej xws li cov ntxaij lim dej thiab cov li qub yuav tsum raug xaiv los ua cov khoom lag luam thoob ntiaj teb es tsis yog siab -kawg cov qauv tshwj xeeb los txo cov nqi yuav khoom thiab pab txhawb kev hloov pauv yav tom ntej. Cov xov xwm lim dej yuav tsum rov siv dua; Tom qab ntxuav, nws yuav tsum tau qhuav thiab khaws cia kom zoo kom txo tau qhov zaus hloov.
4. Irrigation Zone Optimization
Cov chaw dej yuav tsum tau npaj kom tsim nyog, nrog rau txhua cheeb tsam tswj tsis pub dhau 5-8 mu. Qhov no tiv thaiv ntau cheeb tsam loj los ntawm overloading lub siab regulator thiab txo qhov siab tswj qhov tseeb, thaum tseem txo cov kav dej ntev thiab txo cov yeeb nkab khoom thiab cov nqi installation.
5. Lub tswv yim tu
Kev saib xyuas tsis tu ncua yog qhov tseem ceeb ua kom cov txheej txheem drips ruaj khov.Ntau "cov teeb meem kev ua tau zoo" tiag tiag yog cov teeb meem txij nkawm-tsis txwv tsis pub-PC drip tape.Cov ntaub nplaum pov tseg, yog tias tsis muaj kev puas tsuaj, tuaj yeem rov qab siv tau ib zaug ntawm luv luv - cov qoob loo (piv txwv li, tom qab cov nplooj ntoo raug txiav thiab rov qab siv tau sai- taum loj hlob), txo nqi ntxiv.