Chinorwe
Machubu odontha amatha kukhala m'mimba mwake kuchokera ¼ inchi mpaka mainchesi 1.5 kapena kupitilira apo mumitundu yosiyanasiyana ndipo amakhala akuda nthawi zonse. Itha kugulidwa mumipukutu ya 100-, 500-, kapena 1000-foot. Kudontha kwa machubu wamba kumaphatikizapo 3/8-inch (10 mm kapena “380” size), 1/2-inch (13 mm kapena “500” size), 5/8-inch (16 mm kunja kapena “600” size) , ndi 5/8-inch (16 mm mkati kapena "630" kukula). Machubu a 5/8-inch (kukula kwa "600" ndi "630") ndi otchuka kwambiri. Chifukwa amapangidwa kuti asagwirizane ndi kuwala kwa dzuwa, machubu a drip amatha kukhala zaka 30+ padzuwa.
Zambiri Zamalonda
ZINTHU ZONSE
Pali mitundu yonse ya zoyikira zomwe zitha kulumikizidwa ku chubu cha drip, koma kukula kwake kuyenera kufanana ndi kwa chubu. Pali ma “T”, ma elbows, ndi ma adapter kuti alumikizane ndi ulusi wapaipi waamuna kapena wamkazi kutchula ochepa. Mapeto otseguka a chubu ayenera kulumikizidwa ndi chithunzi 8.
Madontho mu masikono a mapazi 1000+ omwe amapangidwa ndi "600" kukula kwa machubu odontha okhala ndi ma emitter oyikiratu mainchesi 12, 18, kapena 24 angagulidwe. Ma emitters amasiyana mofanana, choncho ndi njira yabwino ngati mukufuna kuthirira bedi ndi 2x2 grid of emitters kapena m'munda wa zipatso kapena malo omwe ali ndi zomera zofanana. Komabe, ngati zomera kuti kuthiriridwa ndi kudontha machubu ndi emitters si wogawana mipata, ndiye kuti ndi bwino kugula drip chubu ndi emitters kuti muthe bwino mipata emitters kufanana kubzala wanu chitsanzo.
Microsprinklers ndi makina opangira ma microsprayer ndi zopopera pulasitiki zazing'ono ndi zopopera zomwe nthawi zambiri zimayikidwa pamtengo wapulasitiki. Amalumikizidwa ku mbali imodzi ya kutalika kwa machubu a sipaghetti omwe amalumikizidwa ndi machubu akudontha mbali ina. Awa ndi ma hybrids a drip irrigation ndi sprinkler teknoloji yothirira, zomwe zimapangitsa kuti zikhale zogwira mtima kwambiri kuposa zothirira koma zimakhala zocheperapo kusiyana ndi zotulutsa mpweya.
Microsprinklers imatha kukhala ndi ma 5-60 galoni pa ola, nthawi zina zambiri. Amagwiritsidwa ntchito kwambiri mu greenhouses ndi minda ya zipatso. Zimakhalanso zothandiza m'malo okhala ndi dothi lamchenga. Ma drip emitters sali abwino m'malo oterowo chifukwa nthaka imakhetsa bwino kwambiri kotero kuti madzi ochokera ku emitter amakhetsa molunjika ndipo pamakhala kuyenda kochepa kwambiri kwamadzi kuchokera pamitter. Izi zimalepheretsa kufalikira kwa mizu. Chifukwa chakuti ma microsprinklers amapopera madzi pamalo okulirapo, amatha kuthirira mizu yokulirapo. Ma Microsprinklers amagwiritsidwa ntchito kwambiri m'minda ya citrus, pomwe nthaka imakhala yamchenga.
M'madera omwe dothi limakhala lotayirira kapena dongo, ngalande yoyima imachedwa pang'onopang'ono ndipo kusuntha kwamadzi kuchokera ku drip emitter nthawi zambiri kumakhala mapazi awiri kapena kuposerapo (mosiyana ndi mainchesi 4-6 mudothi lamchenga). M'malo okhala ndi dothi la loam kapena dongo, chotulutsa chotulutsa madzi chimakhala chothandiza kwambiri ndipo ma microsprinklers sagwiritsidwa ntchito.
Zogwirizana nazo
Mu 1985, Datong Locomotive Works anazindikira kuti ma locomotives magetsi anali zofunika chitukuko malangizo a China njanji ndi anagubuduza makampani katundu m'tsogolo, ndi kuika patsogolo kupanga masanjidwe lingaliro la "Nanzhu (Zhuzhou Zamagetsi Locomotive Works) ndi Datong Locomotive Works".
Shaoshan Type 3 locomotive magetsi ndi m'badwo wachiwiri wa dziko langa okwera 6-axle okwera ndi magalimoto onyamula katundu. Locomotive imatengera kukonzanso kwamtundu wa mlatho wodzaza ndi mafunde ndikuzindikira kuwongolera kosalala kwamagetsi kwa thyristor. The locomotive utenga limodzi gawo AC 25kV 50Hz voteji dongosolo ndipo ali pazipita ntchito liwiro la 100km/h.
SS3B fixed heavy-duty electric locomotive ndi 12-axle yonyamula katundu yamagetsi. Ili ndi ma locomotives awiri ofanana 6-axle olumikizidwa ndi coupler ndi windshield. Magawo awiriwa ali ndi zolumikizira zamagetsi zamphamvu kwambiri, zingwe zowongolera, ndi chitetezo chamaneti. Njira zowongolera mizere ndi mpweya. Galimoto yonse imatha kuyendetsedwa molumikizana ndi kabati iliyonse. Locomotive utenga single-gawo mphamvu pafupipafupi dongosolo, voteji 25kV, AC-DC kufala, ndi pazipita ntchito liwiro la locomotive ndi 100km/h.
Shaoshan 4 yokonzedwa bwino yamagetsi yamagetsi ndi 8-axle yonyamula katundu. Locomotive ili ndi ma locomotive awiri ofanana a ma axle anayi olumikizidwa ndi coupler ndi windshield. Ma workshop awiriwa ali ndi zolumikizira zamphamvu kwambiri zamagetsi zamagetsi, zingwe zolumikizirananso ndi ma ducts owongolera ma brake system. Galimoto yonse imatha kuwongoleredwa kuchokera pagalimoto yoyendetsa galimoto iliyonse. Ma locomotive awiriwa amathanso kupatulidwa ndikugwiritsidwa ntchito pawokha ngati locomotive ya ma axle anayi.