Emkhakheni wezolimo ezihlakaniphile, ukuhambisana kwezinzwa nokusebenza kahle kokudluliswa kwedatha yizici ezibalulekile zokwakha uhlelo lokuqapha olunembile. Ukukhishwa kwenzwa yenhlabathi yi-SDI12, enephrothokholi yokuxhumana yedijithali esezingeni eliphakathi kwayo, idala isizukulwane esisha semishini yokuqapha inhlabathi equkethe "ukuqapha okunembayo okuphezulu + ukuhlanganiswa okulula + ukudluliselwa okuzinzile", ukuhlinzeka ngokusekelwa kwedatha okuthembekile kwezimo ezifana ne-smart farmland, i-greenhouses ehlakaniphile, nokuqapha ucwaningo lwesayensi, kanye nokuchaza kabusha izindinganiso zezobuchwepheshe zokuzwa umhlabathi.
1. Iphrothokholi ye-SDI12: Kungani Iwulimi “Lwomhlaba Wonke” Lwe-inthanethi Yezinto ZezoLimo?
I-SDI12 (I-Serial Digital Interface 12) iyiphrothokholi yokuxhumana eyaziwa emhlabeni wonke yezinzwa zemvelo, eklanyelwe ngokukhethekile ukusetshenziswa kwamandla aphansi kanye nezimo zenethiwekhi yamadivayisi amaningi, futhi inezinzuzo ezintathu ezibalulekile:
Uxhumano olujwayelekile: Iphrothokholi yokuxhumana ehlanganisiwe yephula imingcele yedivayisi futhi ingahlanganiswa kalula nabaqoqi bedatha abavamile (njenge-Campbell, HOBO) kanye nezinkundla ze-inthanethi Yezinto (ezifana ne-Alibaba Cloud, i-Tencent Cloud), iqede isidingo sokuthuthukiswa komshayeli okwengeziwe nokunciphisa izindleko zokuhlanganisa uhlelo ngaphezu kuka-30%.
Ukusetshenziswa kwamandla okuphansi kanye nokudluliswa okusebenzayo okuphezulu: Isebenzisa ukuxhumana kwe-serial kwe-asynchronous futhi isekela "imodi ye-master-slave" networking yamadivayisi amaningi (izinzwa ezingafika ku-100 zingaxhunywa ku-A ibhasi elilodwa), ngokusetshenziswa kwamandla okuxhumana okuphansi njengezinga le-μA, okwenza kube kulungele izimo zokuqapha insimu ezinikezwa amandla elanga.
Ikhono eliqinile lokulwa nokuphazamiseka: Idizayini yokudlulisa isignali ehlukile icindezela ngempumelelo ukuphazamiseka kwe-electromagnetic. Ngisho naseduze kwamagridi anamandla kagesi aphezulu kanye neziteshi eziyisisekelo zokuxhumana, izinga lokunemba kokudluliswa kwedatha lisafinyelela ku-99.9%.
2. Amandla okuqapha okubalulekile: Umhlabathi “I-Stethoscope” enokuhlanganiswa kwamapharamitha amaningi
Inzwa yomhlabathi ethuthukisiwe ngokususelwa kumthethonqubo we-SDI12 ingamisa ngokuguquguqukayo imingcele yokuqapha ngokuya ngezidingo zokufeza umbono ogcwele wemvelo yenhlabathi:
(1) Inhlanganisela eyisisekelo yamapharamitha amahlanu
Umswakama womhlabathi: Indlela ye-frequency-domain reflection method (FDR) yamukelwa, enebanga lokulinganisa levolumu yokuqukethwe kwevolumu engu-0-100%, ukunemba okungu-±3%, kanye nesikhathi sokuphendula esingaphansi kwesekhondi elingu-1.
Izinga lokushisa lomhlabathi: Ifakwe inzwa yokushisa ye-PT1000 eyakhelwe ngaphakathi, ububanzi bokulinganisa izinga lokushisa ngu--40 ℃ kuya ku-85 ℃, ngokunemba okungu-±0.5℃, okwazi ukuqapha ngesikhathi sangempela ukushintsha kwezinga lokushisa kungqimba lwempande.
I-Soil electrical conductivity (EC) : Hlola okuqukethwe kukasawoti enhlabathini (0-20 dS/m), ngokunemba okungu-±5%, ukuxwayisa ngengozi yokufakwa kukasawoti emanzini;
Inani le-pH yomhlabathi: Ibanga lokulinganisa 3-12, ukunemba ±0.1, eliqondisa ukwenziwa ngcono kwenhlabathi ene-asidi/alkaline;
Ukushisa komkhathi kanye nomswakama: Kanyekanye ukuqapha izimo zezulu zemvelo ukusiza ekuhlaziyeni amanzi asenhlabathini nomkhathi kanye nokushintshana kokushisa.
(2) Ukunwetshwa komsebenzi okuthuthukisiwe
Ukuqapha umsoco: Uma uthanda i-nitrogen (N), i-phosphorus (P), ne-potassium (K) ion electrode iyatholakala ukuze kulandelelwe ukuhlangana kwemisoco etholakalayo (njenge-NO₃⁻-N, PO₄³⁻-P) ngesikhathi sangempela, ngokunemba okungu-±8%.
Ukutholwa kwensimbi enamandla: Ezimeni zocwaningo lwesayensi, ingahlanganisa izinzwa zensimbi esindayo ezifana nomthofu (Pb) ne-cadmium (Cd), ngokulungiswa okufika kuzinga le-ppb.
Ukuqapha isimo sokuphila kwezitshalo: Ngokuhlanganisa izinzwa zokugeleza koketshezi lwe-stem nezinzwa zokuswakama kweqabunga, iketango eliqhubekayo lokuqapha "lomhlaba - izitshalo - umkhathi" liyakhiwa.
3. Idizayini yezingxenyekazi zekhompuyutha: Ikhwalithi yezinga lemboni yokusingatha izindawo eziyinkimbinkimbi
Ukuqina okusha
Impahla yegobolondo: Ingxubevange ye-Aerospace-grade aluminium + polytetrafluoroethylene (PTFE) probe, imelana ne-asidi nokugqwala kwe-alkali (pH 1-14), imelana nokuwohloka kwe-microbial yomhlabathi, nempilo yesevisi engcwatshwe ngaphezu kweminyaka eyi-8.
Ibanga lokuvikela: IP68 ingangeni manzi futhi ingangenisi uthuli, ekwazi ukumelana nokucwiliswa ekujuleni kwemitha elingu-1 amahora angu-72, ifanele izimo zezulu ezimbi kakhulu njengemvula enamandla nezikhukhula.
(2) Ukwakhiwa kwamandla aphansi
Indlela yokuvuka ubuthongo: Isekela ukuqoqwa okunesikhathi (njengoba kanye njalo emizuzwini eyi-10) kanye neqoqo elicushwe umcimbi (njengokubika okusebenzayo uma kukhona Ukushintsha okungazelelwe komswakamo), ukusetshenziswa kwamandla okulindile kungaphansi kuka-50μA, futhi kungasebenza ngokuqhubekayo izinyanga eziyi-12 uma kubhangqwe nebhethri ye-lithium engu-5Ah.
Isixazululo sokuphakelwa kwamandla elanga: Amaphaneli elanga angu-5W ozikhethela wona + imojula yokuphatha ukushaja ayatholakala ukuze kuzuzwe ukuqapha kwesikhathi eside “kokugcinwa kweqanda” ezindaweni ezinokukhanya kwelanga okuningi.
(3) Ukuguquguquka kokufakwa
Idizayini ye-plug-and-donsa: I-probe neyunithi eyinhloko ingahlukaniswa, isekele ukushintshwa okungaphakathi kwendawo kwemojuli yenzwa ngaphandle kwesidingo sokungcwaba kabusha ikhebula.
Ukutshalwa kokujula okuningi: Ihlinzeka ngama-probe anobude obuhlukene njengo-10cm, 20cm, kanye no-30cm ukuze kuhlangatshezwane nezidingo zokuqapha zokusatshalaliswa kwezimpande ezigabeni ezihlukene zokukhula kwezitshalo (njengokulinganisa ungqimba olungashoni phakathi nesigaba sezithombo kanye nokulinganisa ungqimba olujulile ngesikhathi sokuvuthwa).
4. Izimo zohlelo lokusebenza ezijwayelekile
Ukuphathwa kwepulazi okuhlakaniphile
Ukunisela okunembayo: Idatha yomswakama womhlabathi idluliselwa kusilawuli sokunisela esihlakaniphile ngokusebenzisa iphrothokholi ye-SDI12 ukuze kuzuzwe “ukuchelela komswakama okubangelwa ukuchelela” (njengokuqalisa ngokuzenzakalelayo ukuchelela nge-drip lapho wehla ngaphansi kuka-40% futhi ume lapho ufika ku-60%), ngenani lokonga amanzi lika-40%.
Ukuvundisa okuguquguqukayo: Ngokuhlanganisa i-EC kanye nedatha yezakhi, umshini wokufaka umquba uqondiswa ukuthi usebenze ezindaweni ezahlukene ngokusebenzisa imidwebo kadokotela (njengokunciphisa inani likamanyolo wamakhemikhali ezindaweni ezinosawoti omningi kanye nokwandisa ukufakwa kwe-urea ezindaweni ezine-nitrogen ephansi), futhi izinga lokusebenzisa umanyolo likhuphuka ngo-25%.
(2) Inethiwekhi yokuqapha ucwaningo lwesayensi
Ucwaningo lwesikhathi eside lwemvelo: Izinzwa ze-SDI12 ezinamapharamitha amaningi zitshalwa eziteshini zokuqapha izinga lezwe lasemapulazini ukuze kuqoqwe idatha yomhlabathi ngamaza anjalo ngehora. Idatha ibethelwa futhi idluliselwe kusizindalwazi socwaningo lwesayensi nge-VPN ukuze kusekelwe ucwaningo ngokushintsha kwesimo sezulu kanye nokucekelwa phansi kwenhlabathi.
Ukuhlolwa kokulawulwa kwebhodwe: Inethiwekhi yenzwa ye-SDI12 yakhiwa endaweni ebamba ukushisa ukuze ilawule ngokunembile indawo yenhlabathi yebhodwe ngalinye lezitshalo (njengokusetha ama-pH ahlukene), futhi idatha yavunyelaniswa nohlelo lokuphatha ilabhorethri, kwehliswa umjikelezo wokuhlola ngo-30%.
(3) Ukuhlanganiswa kwezinsiza zezolimo
I-Intelligent greenhouse linkage: Xhuma inzwa ye-SDI12 ohlelweni lokulawula olubamba ukushisa. Uma izinga lokushisa lomhlabathi lidlula u-35℃ futhi umswakama ungaphansi kuka-30%, kuzoqalisa ngokuzenzakalelayo ukupholisa kwekhethini lamanzi efeni futhi ukugcwaliswa kwamanzi okunisela nge-drip, kufinyelele ukulawulwa kwe-loop evaliwe "yedatha - ukwenza izinqumo - ukubulawa".
Ukuqapha ukulima okungenamhlabathi: Ezimeni zokutshalwa kwe-hydroponic/substrate, inani le-EC kanye nenani le-pH yesisombululo sezakhi zibhekwa ngesikhathi sangempela, kanye ne-acid-base neutralizer kanye nepompo yokwengeza izakhi kulungiswa ngokuzenzakalelayo ukuze kuqinisekiswe ukuthi izitshalo zisendaweni engcono kakhulu yokukhula.
5. Ukuqhathanisa Kwezobuchwepheshe: I-SDI12 vs. Inzwa Yesiginali ye-Analogi Yendabuko
| Ubukhulu benzwa yesignali ye-analog | Inzwa yedijithali ye-SDI12 | ||
| Ukunemba kwedatha kuthintwa kalula ubude bekhebula nokuphazamiseka kazibuthe kagesi, ngephutha elingu-±5% ukuya ku-8% | Ukudluliswa kwesignali yedijithali, enephutha elingu-±1% -3%, kufaka ukuzinza okuphezulu kwesikhathi eside | ||
| Ukuhlanganiswa kwesistimu kudinga ukwenza ngendlela oyifisayo imojula yesimo sesignali, futhi izindleko zokuthuthukisa ziphezulu | Xhuma futhi udlale, isebenzisana nabaqoqi abajwayelekile nezinkundla | ||
| Amandla okuxhumana avumela ibhasi elilodwa ukuthi lixhume kumadivayisi angu-5 kuye kwayi-10 okungenani | Ibhasi elilodwa lisekela amadivaysi ayi-100 futhi liyahambisana nemithi/inkanyezi | ||
| Ukusebenza kokusetshenziswa kwamandla: Ukunikezwa kwamandla okuqhubekayo, ukusetshenziswa kwamandla > 1mA | Ukusetshenziswa kwamandla okulele kungaphansi kuka-50μA, okuyenza ifaneleke ukunikezwa kwamandla ebhethri/elanga | ||
| Izindleko zokulungisa zidinga ukulinganisa izikhathi ezi-1 kuye kwezingu-2 ngonyaka, futhi izintambo zivame ukuguga nokulimala. | Ifakwe i-algorithm yangaphakathi yokuzilinganisa, esusa isidingo sokulinganisa phakathi nempilo yayo yesevisi futhi yehlise izindleko zokushintshwa kwekhebula ngo-70% |
6. Ubufakazi Bomsebenzisi: Ukweqa kusuka “ku-Data Silos” kuya “kukusebenzisana Okusebenzayo”
Isikhungo sezemfundo yezolimo sesifundazwe sithe, "Esikhathini esedlule, kwakusetshenziswa izinzwa ze-analog. Endaweni ngayinye yokuqapha esetshenzisiwe, kwakudingeka kuthuthukiswe imojuli yokuxhumana ehlukile, futhi ukulungisa iphutha kukodwa kuthatha izinyanga ezimbili." Ngemva kokushintshela ku-sensor ye-SDI12, ukuxhumana kwamaphuzu angu-50 kwaqedwa phakathi nesonto elilodwa, futhi idatha ixhunywe ngokuqondile endaweni yocwaningo lwesayensi, okwenza ngcono kakhulu ukusebenza kahle kocwaningo.
Endaweni yokubonisa ukonga amanzi eNyakatho-ntshonalanga yeChina: "Ngokuhlanganisa inzwa ye-SDI12 nesango elihlakaniphile, sizuze ukusabalalisa kwamanzi okuzenzakalelayo emakhaya ngokusekelwe esimweni somswakama wenhlabathi. Phambilini, ukuhlolwa kwamashaneli kwenziwa kabili ngosuku, kodwa manje sekungagadwa ngomakhalekhukhwini. Izinga lokonga amanzi likhuphuke lisuka ku-30% laya ku-45% ngezindleko zabalimi, kanti izindleko zokunisela zehle ngo-8 yu per yu."
Qalisa ingqalasizinda yedatha entsha yezolimo ezinembayo
Ukukhishwa kwenzwa yomhlabathi nge-SDI12 akuyona nje idivayisi yokuqapha kodwa futhi idatha "ingqalasizinda" yezolimo ezihlakaniphile. Idiliza izithiyo phakathi kwemishini nezinhlelo ezinezivumelwano ezijwayelekile, isekela ukuthathwa kwezinqumo zesayensi ngedatha enembayo ephezulu, kanye ne-ADAPTS ekuqaphelweni kwenkambu yesikhathi eside ngokuklama kwamandla aphansi. Kungakhathaliseki ukuthi ukuthuthukiswa kokusebenza kahle kwamapulazi amakhulu noma ukuhlola okuphambili kwezikhungo zocwaningo lwesayensi, kungabeka isisekelo esiqinile senethiwekhi yokuqapha umhlabathi, kwenze yonke imininingwane ibe namandla okuthuthukisa ezolimo.
Contact us immediately: Tel: +86-15210548582, Email: info@hondetech.com or click www.hondetechco.comukuze uthole inkombandlela yenethiwekhi yezinzwa ze-SDI12 ukwenza isistimu yakho yokuqapha ihlakaniphe, ithembeke kakhudlwana futhi ithuthuke kakhudlwana!
Ukudluliswa kwesignali yedijithali, enephutha elingu-±1% -3%, kufaka ukuzinza okuphezulu kwesikhathi eside
Isikhathi sokuthumela: Apr-28-2025