Nceda
I-sprinkler yempembelelo, i-yard sprinkler eyenziwe ngo-1932 ngumlimi we-citrus, iyona nto ixhaphakileyo yezixhobo zokunkcenkceshela. Izitshizi zempembelelo zokuqala zaxhonywa phezu kwemibhobho yentsimbi. Ezi zitshizi zinyusiweyo zisasetyenziswa nanamhlanje ukunkcenkceshela izitiya zemifuno kunye neebhedi ezibukekayo, kunye nokuthintela iqabaka kwigadi zeziqhamo neziqhamo.
Iinkcukacha zeMveliso
IINKCUKACHA ZEMVELISO
Izitshizi zempembelelo zenziwa ngobhedu okanye iplastiki. Zithiywe ngolo hlobo kuba zisebenzisa amandla amanzi aphuma emlonyeni ukujiwuzisa ingalo ukuze zenze “impembelelo” ngefreyimu yokufafaza. Le mpembelelo ibangela ukuba isitshizi sijike kancinane. Esi senzo senzeke ngokuphindaphindiweyo ukwenzela ukuba i-sprinkler ijikeleze ibonelela ngokugubungela indawo enkulu kwaye ibangele isandi esiqhelekileyo esithi "cha-cha-cha" njengoko sijikeleza.
Ngenxa yokuphazamiseka kokucheba malunga nezitshizi zempembelelo ezifakwe kwimibhobho, isitshizi sempembelelo ye-pop-up iye yasungulwa. Uhlobo olufanayo lokufafaza lufakwe kwintsimbi etyhidiweyo okanye iplastiki yecala le-4-6 intshi ububanzi kunye nesivalo phezu kwentloko ye-sprinkler. Isitya sokutshiza esivaliweyo sinokubekwa emhlabeni. Xa uxinzelelo lwamanzi lusetyenziswe kwi-sprinkler, luya kuphuma kwimeko malunga neesentimitha ezi-4 ngaphezu komhlaba kwaye lutshize indawo ejikelezileyo. Xa amanzi ecinyiwe, umthombo ongaphakathi kwetyala uya kunyanzela intloko ye-sprinkler kunye nesiciko sibuyele phantsi kwimeko ukuze ingaphinde yongezwe ngaphezu komhlaba.
Ezi zitshizi zempembelelo ezizivelelayo zinemiba nazo. Ibhrendi ethile yeemowers ezifunxayo eziphezulu ngamanye amaxesha zinokufunxa intloko ye-sprinkler ikhuphe kwi-casing yayo ngokwaneleyo ukuba iyinqumle. Kwiindawo ezithile zomhlaba, isanti kunye nokungcola kuya kungena kwi-casing, ukuthintela isitshizi ukuba sirhoxe ukusishiya kwindawo eyandisiweyo. Oku kwakhokelela kuphuculo olungakumbi.
Ukoyisa iingxaki ezifunyenwe nge-pop-up impact sprinklers, abavelisi bazama ukufumana isisombululo esiphelisa imfuno yomgodi omkhulu ngaphakathi kwe-pop-up impact sprinklers. Uyilo olutsha lokulungisa oku lusebenzise indlela yangaphakathi yokuqhuba.
Izitshizi zeRotor kunye negiya eziqhutywa zijongeka kwaye zisebenza ngokufanayo. Ngelixa zombini zineendlela ezahlukeneyo zokuqhuba zangaphakathi, zombini zixhomekeke ekuhambeni kwamanzi ahambayo ngaphaya kwenxalenye yangaphakathi yesitshizi. Xa uxinzelelo lwamanzi lusetyenziswa, i-intshi e-1 okanye i-shaft ye-diameter idlulela malunga nee-intshi ezi-4 ngaphezu komhlaba. Njengoko amanzi edlula kwindlela yangaphakathi yokuqhuba, ibangela ukuba inxalenye yeshaft eyandisiweyo ijikeleze. I-shaft ivaliwe ukukhusela isanti kunye nokungcola ekungeneni kwi-sprinkler enceda ukuphelisa ezininzi iingxaki kunye nesizukulwana sangaphambili se-pop-up impact sprinklers. Oku kwenza ukuba imiphezulu yezitshizi ibonakale ingabonakali xa irhoxiswa.
Iimveliso ezinxulumeneyo
Ngo-1985, i-Datong Locomotive Works yaqaphela ukuba ii-locomotives zombane yayiyeyona ndlela ibalulekileyo yophuhliso lwe-locomotive kaloliwe wase-China kunye noshishino lwempahla yempahla kwixesha elizayo, kwaye yabeka phambili ingcamango yoyilo lwemveliso ye "Nanzhu (iZhuzhou Electric Locomotive Works) kunye neDatong Locomotive Works".
I-Shaoshan Type 3 locomotive yombane sisizukulwana sesibini selizwe lam labakhweli abane-asi e-6 kunye nelocomotive yempahla. I-locomotive ithatha ibhulorho-uhlobo olupheleleyo ukulungiswa kwamaza kwaye iqonda ukulawulwa kombane ogudileyo wesigaba se-thyristor. I-locomotive ithatha i-single-phase ye-AC 25kV 50Hz inkqubo yombane kwaye inesantya esiphezulu se-100km / h.
I-SS3B egxininisiweyo ye-locomotive yombane enzima yi-12-axle yomthwalo we-locomotive yombane. Iqulethe iilocomotives ezimbini ezifanayo ezine-axle ezi-6 ezidityaniswe yi-coupler kunye ne-windshield. La macandelo mabini axhotyiswe ngesixokelelwano sombane esine-voltage ephezulu, iintambo zokulawula, kunye nokukhusela inethiwekhi. Imibhobho yokulawula umgca kunye nomoya. Isithuthi sonke sinokulawulwa ngolungelelwano kuyo nayiphi na i-cab. I-locomotive ithatha inkqubo ye-frequency power frequency system, i-voltage 25kV, i-AC-DC transmission, kunye nesantya esiphezulu sokusebenza kwi-locomotive yi-100km / h.
I-locomotive yombane i-Shaoshan 4 yi-8-axle yokuthutha impahla. I-locomotive inee-locomotive ezimbini ezifanayo ezine-axle ezine ezidityaniswe yi-coupler kunye ne-windshield. Ezi workshops zimbini zixhotyiswe ngeziqhagamshelo eziphezulu ze-voltage zenkqubo yombane, iintambo zokulawula ukudibanisa kwakhona kunye nemigudu yokulawula i-air brake system. Isithuthi siphela sinokulawulwa ngolungelelwano ukusuka kwikhebhu yomqhubi wayo nayiphi na enye yezithuthi. Izitimela ezimbini zinokwahlulwa kwaye zisetyenziswe ngokuzimeleyo njenge locomotive ene-axle ezine.