{"id":32496,"date":"2019-10-31T21:47:23","date_gmt":"2019-10-31T18:47:23","guid":{"rendered":"https:\/\/prohoster.info\/blog\/zapiski-iot-provajdera-podvodnye-kamni-oprosa-schetchikov-zhkh\/"},"modified":"2019-10-31T21:47:23","modified_gmt":"2019-10-31T18:47:23","slug":"zapiski-iot-provajdera-podvodnye-kamni-oprosa-schetchikov-zhkh","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/zapiski-iot-provajdera-podvodnye-kamni-oprosa-schetchikov-zhkh","title":{"rendered":"Pozn\u00e1mky poskytovatele IoT. \u00daskal\u00ed dotazov\u00e1n\u00ed m\u011b\u0159i\u010d\u016f energi\u00ed.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dobr\u00fd den, v\u00e1\u017een\u00ed milovn\u00edci Internetu v\u011bc\u00ed. V tomto \u010dl\u00e1nku bych op\u011bt cht\u011bl hovo\u0159it o energii a o dotazov\u00e1n\u00ed m\u011b\u0159ic\u00edch p\u0159\u00edstroj\u016f.<\/p>\n<p>Pravideln\u011b se n\u011bjak\u00fd velk\u00fd hr\u00e1\u010d v telekomunikac\u00edch zmi\u0148uje o tom, jak brzy vstoup\u00ed na tento trh a v\u0161echny ostatn\u00ed podman\u00ed. Ka\u017ed\u00fdkr\u00e1t, kdy\u017e sly\u0161\u00edm takov\u00e9 p\u0159\u00edb\u011bhy, si \u0159\u00edk\u00e1m: \u201eChlapi, hodn\u011b \u0161t\u011bst\u00ed!\u201c<br \/>\nAni netu\u0161\u00edte, do \u010deho se pou\u0161t\u00edte. <\/p>\n<p>Abychom porozum\u011bli m\u011b\u0159\u00edtku probl\u00e9mu, stru\u010dn\u011b se pod\u011bl\u00edm o \u010d\u00e1st na\u0161ich zku\u0161enost\u00ed s v\u00fdvojem platformy \u201eChytr\u00e9 M\u011bsto\u201c. O t\u00e9 \u010d\u00e1sti, kter\u00e1 se zab\u00fdv\u00e1 dispe\u010dersk\u00fdm \u0159\u00edzen\u00edm.<\/p>\n<p><img decoding=\"async\" alt=\"Pozn\u00e1mky poskytovatele IoT. \u00daskal\u00ed dotazov\u00e1n\u00ed m\u011b\u0159i\u010d\u016f energi\u00ed.\" src=\"\/wp-content\/uploads\/2019\/04\/c608804a6b0898b8fb908c202f2ad984.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h3>Obecn\u00e1 my\u0161lenka a prvn\u00ed pot\u00ed\u017ee<\/h3>\n<p>\nPokud mluv\u00edme o m\u011b\u0159ic\u00edch p\u0159\u00edstroj\u00edch, kter\u00e9 se nach\u00e1zej\u00ed ve sklepech, koteln\u00e1ch a podnic\u00edch, v\u011bt\u0161ina z nich je nyn\u00ed vybavena telemetrick\u00fdm v\u00fdstupem. M\u00e9n\u011b \u010dasto impulsn\u00edm, \u010dast\u011bji \u2014 RS-485\/232 nebo Ethernet. Obvykle jsou nejziskov\u011bj\u0161\u00ed m\u011b\u0159ic\u00ed p\u0159\u00edstroje ty, kter\u00e9 m\u011b\u0159\u00ed teplo. Pr\u00e1v\u011b za jejich dispe\u010dersk\u00e9 \u0159\u00edzen\u00ed jsou ochotni nejprve zaplatit.<br \/>\nPodrobn\u011b jsem se v minul\u00e9m \u010dl\u00e1nku zab\u00fdval zvl\u00e1\u0161tnostmi RS-485. Jin\u00fdmi slovy \u2014 je to jen datov\u00fd p\u0159enosov\u00fd rozhran\u00ed. V podstat\u011b \u2014 po\u017eadavky na elektrick\u00e9 impulsy a komunika\u010dn\u00ed linky. Popis paketu se nach\u00e1z\u00ed na vy\u0161\u0161\u00ed \u00farovni, ve standardu p\u0159enosu dat, kter\u00fd funguje nad RS-485. Jak\u00fd standard tam bude \u2014 z\u00e1vis\u00ed na v\u00fdrobci. \u010casto Modbus, ale nemus\u00ed to b\u00fdt jen tak. I kdy\u017e to je Modbus, stejn\u011b m\u016f\u017ee b\u00fdt m\u00edrn\u011b upraven.<\/p>\n<p>V podstat\u011b pot\u0159ebuje ka\u017ed\u00fd m\u011b\u0159ic\u00ed p\u0159\u00edstroj sv\u016fj vlastn\u00ed dotazovac\u00ed skript, kter\u00fd s n\u00edm um\u00ed \u201ekomunikovat\u201c a prov\u00e1d\u011bt jeho dotazov\u00e1n\u00ed. To znamen\u00e1, \u017ee dispe\u010dersk\u00fd syst\u00e9m \u2014 je souhrn skript\u016f pro ka\u017ed\u00fd jednotliv\u00fd m\u011b\u0159i\u010d. Datab\u00e1ze, kde je to v\u0161echno ulo\u017eeno. A n\u011bjak\u00e9 u\u017eivatelsk\u00e9 rozhran\u00ed, v kter\u00e9m si m\u016f\u017ee vytvo\u0159it pot\u0159ebnou zpr\u00e1vu. <\/p>\n<p><img decoding=\"async\" alt=\"Pozn\u00e1mky poskytovatele IoT. \u00daskal\u00ed dotazov\u00e1n\u00ed m\u011b\u0159i\u010d\u016f energi\u00ed.\" src=\"\/wp-content\/uploads\/2019\/04\/19b77a5e63cb95b591f27b0521ca8fd1.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nVypad\u00e1 to jednodu\u0161e. \u010e\u00e1bel, jako v\u017edy, se skr\u00fdv\u00e1 v detailech.<\/p>\n<p>Za\u010dn\u011bme s prvn\u00ed \u010d\u00e1st\u00ed. <\/p>\n<h3>Skripty <\/h3>\n<p>\nJak je napsat? No, z\u0159ejm\u011b koupit m\u011b\u0159ic\u00ed p\u0159\u00edstroj, rozebrat ho, nau\u010dit se s n\u00edm komunikovat a integrovat ho do celkov\u00e9 platformy.<\/p>\n<p>Bohu\u017eel, toto \u0159e\u0161en\u00ed pokryje pouze \u010d\u00e1st na\u0161ich pot\u0159eb. Obvykle m\u00e1 popul\u00e1rn\u00ed m\u011b\u0159i\u010d n\u011bkolik generac\u00ed a skript pro ka\u017edou generaci se m\u016f\u017ee li\u0161it. N\u011bkdy jen trochu, jindy v\u00fdrazn\u011b. Kdy\u017e n\u011bco koup\u00edte, dostanete posledn\u00ed generaci. Odb\u011bratel v\u0161ak pravd\u011bpodobn\u011b bude m\u00edt n\u011bco star\u0161\u00edho. To u\u017e se v obchodech neprod\u00e1v\u00e1. A m\u011bnit m\u011b\u0159ic\u00ed uzel odb\u011bratel nebude. <\/p>\n<p>Odtud plyne prvn\u00ed probl\u00e9m. Psan\u00ed takov\u00fdch skript\u016f je tvrdou vazbou mezi v\u00fdvoj\u00e1\u0159i softwaru a in\u017een\u00fdry \u201ena m\u00edst\u011b\u201c. Koupili jsme posledn\u00ed generaci, napsali jsme jak\u00fdsi po\u010d\u00e1te\u010dn\u00ed \u0161ablonu a d\u00e1le ji modifikovali ji\u017e na re\u00e1ln\u00fdch za\u0159\u00edzen\u00edch. Ud\u011blat n\u011bco takov\u00e9ho v laborato\u0159i je nemo\u017en\u00e9, pouze b\u011bhem pr\u00e1ce s \u017eiv\u00fdmi odb\u011brateli.<\/p>\n<p>Str\u00e1vili jsme spoustu \u010dasu vytv\u00e1\u0159en\u00edm takov\u00e9 vazby. Nyn\u00ed je algoritmus vypracov\u00e1n. Po\u010d\u00e1te\u010dn\u00ed \u0161ablony byly neust\u00e1le upravov\u00e1ny a dopl\u0148ov\u00e1ny v z\u00e1vislosti na tom, co jsme potk\u00e1vali v na\u0161\u00ed praxi. Samoz\u0159ejm\u011b, odb\u011bratel byl varov\u00e1n, pokud se jeho m\u011b\u0159i\u010d uk\u00e1zal jako \u201en\u011bco jin\u00e9ho\u201c. P\u0159i objeven\u00ed takov\u00e9ho za\u0159\u00edzen\u00ed se p\u0159ipoj\u00ed podle standardn\u00edho sch\u00e9matu a skript pro vy\u017e\u00e1d\u00e1n\u00ed se modifikuje za chodu. Po\u010das integrace pracuje odb\u011bratel zdarma. Je informov\u00e1n, \u017ee zat\u00edm \u017eije v testovac\u00edm re\u017eimu. Samotn\u00fd proces integrace je pom\u011brn\u011b nep\u0159edv\u00eddateln\u00e1 z\u00e1le\u017eitost. N\u011bkdy je pot\u0159eba prov\u00e9st minim\u00e1ln\u00ed \u00fapravy. Jindy je to slo\u017eit\u00fd proces s v\u00fdjezdem na m\u00edsto, proch\u00e1zen\u00edm literatury a postupn\u00fdm p\u0159ekon\u00e1v\u00e1n\u00edm p\u0159ek\u00e1\u017eek.<\/p>\n<p>\u00dakol nen\u00ed jednoduch\u00fd, ale \u0159e\u0161iteln\u00fd. V\u00fdsledkem je funk\u010dn\u00ed skript. \u010c\u00edm v\u011bt\u0161\u00ed knihovna skript\u016f, t\u00edm snadn\u011bj\u0161\u00ed \u017eivot.<\/p>\n<p>Druh\u00fd probl\u00e9m.<\/p>\n<h3>Technologick\u00e9 mapy p\u0159ipojen\u00ed<\/h3>\n<p>\nAbychom pochopili slo\u017eitost t\u00e9to pr\u00e1ce, uvedu p\u0159\u00edklad. Berme velmi popul\u00e1rn\u00ed teplom\u011br VKT-7.<\/p>\n<p>Samo o sob\u011b n\u00e1m n\u00e1zev je\u0161t\u011b nic ne\u0159\u00edk\u00e1. VKT-7 m\u00e1 n\u011bkolik hardwarov\u00fdch \u0159e\u0161en\u00ed. Jak\u00fd m\u00e1 uvnit\u0159 rozhran\u00ed?<\/p>\n<p><img decoding=\"async\" alt=\"Pozn\u00e1mky poskytovatele IoT. \u00daskal\u00ed dotazov\u00e1n\u00ed m\u011b\u0159i\u010d\u016f energi\u00ed.\" src=\"\/wp-content\/uploads\/2019\/04\/e1518b92e2ecfaa12e9e5d790dc7bd28.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nExistuj\u00ed r\u016fzn\u00e9 varianty. M\u016f\u017ee m\u00edt v\u00fdstup na standardn\u00edm konektoru DB-9 (to je RS-232). M\u016f\u017ee m\u00edt tak\u00e9 jen svorkovnici s kontakty RS-485. M\u016f\u017ee m\u00edt dokonce s\u00ed\u0165ovou kartu s RJ-45 (v tomto p\u0159\u00edpad\u011b se ModBus obaluje do Ethernetu). <\/p>\n<p>A mo\u017en\u00e1 ani nic. Jen hol\u00fd m\u011b\u0159ic\u00ed p\u0159\u00edstroj. Do n\u011bj lze nainstalovat rozhran\u00ed, kter\u00e9 se prod\u00e1v\u00e1 odd\u011blen\u011b a n\u011bco stoj\u00ed. Hlavn\u00ed probl\u00e9m je, \u017ee pro jeho instalaci je t\u0159eba otev\u0159\u00edt m\u011b\u0159i\u010d a poru\u0161it pe\u010deti. To znamen\u00e1, \u017ee do tohoto procesu se zapojuje dodavatelsk\u00e1 organizace. Ta je informov\u00e1na, \u017ee pe\u010deti budou poru\u0161eny, stanov\u00ed se den a n\u00e1\u0161 technik v p\u0159\u00edtomnosti z\u00e1stupce dodavatele provede pot\u0159ebn\u00e9 \u00fapravy, po \u010dem\u017e je m\u011b\u0159ic\u00ed p\u0159\u00edstroj op\u011bt pe\u010det\u011bn.<\/p>\n<p>V z\u00e1vislosti na nainstalovan\u00e9m rozhran\u00ed se prov\u00e1d\u00ed dal\u0161\u00ed \u00fapravy. Nap\u0159\u00edklad jsme se rozhodli p\u0159ipojit m\u011b\u0159ic\u00ed p\u0159\u00edstroj pomoc\u00ed kabelu. To je nejjednodu\u0161\u0161\u00ed varianta, pokud je n\u00e1\u0161 switch dostupn\u00fd do 100 metr\u016f, ne\u017e experimentovat s LoRa \u2013 to je nadbyte\u010dn\u00e9. Snadn\u011bji kabelem do na\u0161\u00ed s\u00edt\u011b, do izolovan\u00e9ho VLAN.<\/p>\n<p>Pro RS-485\/232 je pot\u0159ebn\u00fd p\u0159evodn\u00edk na Ethernet. Mnoz\u00ed si hned vzpomenou na MOXA, ale to je drah\u00e9. Pro na\u0161e \u0159e\u0161en\u00ed jsme vybrali levn\u011bj\u0161\u00ed \u010d\u00ednsk\u00e9 \u0159e\u0161en\u00ed.<\/p>\n<p>Pokud je v\u00fdstup p\u0159\u00edmo na Ethernet, nen\u00ed p\u0159evodn\u00edk pot\u0159eba.<\/p>\n<p>Ot\u00e1zka. P\u0159edpokl\u00e1dejme, \u017ee si sami nainstalujeme rozhran\u00ed. M\u016f\u017eeme si uleh\u010dit \u017eivot a hned v\u0161ude d\u00e1vat Ethernet?<\/p>\n<p>Ne v\u017edy je to mo\u017en\u00e9. Je t\u0159eba se pod\u00edvat na proveden\u00ed sk\u0159\u00edn\u011b. Mo\u017en\u00e1 v n\u011bm nen\u00ed pot\u0159ebn\u00fd otvor, aby rozhran\u00ed sed\u011blo, jak m\u00e1. A m\u011b\u0159i\u010d, p\u0159ipom\u00edn\u00e1m, m\u00e1me ve sklepen\u00ed. Nebo v koteln\u011b. Tam je vysok\u00e1 vlhkost, nelze naru\u0161it t\u011bsnost. Upravit sk\u0159\u00ed\u0148 piln\u00edkem \u2013 \u0161patn\u00fd n\u00e1pad. Lep\u0161\u00ed je pou\u017e\u00edt n\u011bco, co od za\u010d\u00e1tku nevy\u017eaduje velk\u00e9 \u00fapravy. \u010casto je RS-485 jedinou mo\u017enost\u00ed.<\/p>\n<p>D\u00e1le. Je m\u011b\u0159i\u010d p\u0159ipojen k zaji\u0161t\u011bn\u00e9mu nap\u00e1jen\u00ed? Pokud ne, funguje na baterii. V takov\u00e9m re\u017eimu je ur\u010den k ru\u010dn\u00edmu ode\u010dtu jednou m\u011bs\u00ed\u010dn\u011b na t\u0159i minuty. Neust\u00e1l\u00fd p\u0159\u00edstup k VKT-7 vybije jeho baterii. To znamen\u00e1, \u017ee je t\u0159eba p\u0159iv\u00e9st zaji\u0161t\u011bn\u00e9 nap\u00e1jen\u00ed a um\u00edstit p\u0159evodn\u00edk nap\u011bt\u00ed.<\/p>\n<p>Pro ka\u017ed\u00e9ho v\u00fdrobce m\u011b\u0159i\u010d\u016f se modul nap\u00e1jen\u00ed li\u0161\u00ed. To m\u016f\u017ee b\u00fdt extern\u00ed blok na DIN li\u0161tu nebo vestav\u011bn\u00fd p\u0159evodn\u00edk.<\/p>\n<p>Vych\u00e1z\u00ed to tak, \u017ee na na\u0161em skladu by v\u017edy m\u011bl b\u00fdt soubor r\u016fzn\u00fdch rozhran\u00ed a modul\u016f nap\u00e1jen\u00ed pro ka\u017ed\u00fd m\u011b\u0159i\u010d. N\u00e1zvoslov\u00ed je tam p\u016fsobiv\u00e9.<\/p>\n<p>Samoz\u0159ejm\u011b, nakonec to v\u0161echno zaplat\u00ed abonent. Ale nebude \u010dekat m\u011bs\u00edc, ne\u017e p\u0159ijde pot\u0159ebn\u00e9 za\u0159\u00edzen\u00ed. A pot\u0159ebuje rozpo\u010det na p\u0159ipojen\u00ed tady a te\u010f. Tak\u017ee technologick\u00e1 z\u00e1soba le\u017e\u00ed na na\u0161ich bedrech.<\/p>\n<p>V\u0161e, co jsem popsal, se p\u0159ev\u00e1d\u00ed do jasn\u00e9 technick\u00e9 mapy p\u0159ipojen\u00ed, aby in\u017een\u00fd\u0159i na m\u00edst\u011b nemuseli p\u0159em\u00fd\u0161let, co je za potvoru, kterou potkali v dal\u0161\u00edm sklep\u011b, a co p\u0159esn\u011b pot\u0159ebuj\u00ed pro jej\u00ed fungov\u00e1n\u00ed. <\/p>\n<p>Technick\u00e1 mapa soused\u00ed s celkov\u00fdm regula\u010dn\u00edm p\u0159edpisem pro p\u0159ipojen\u00ed. V\u017edy\u0165 nen\u00ed dost jen zapnout m\u011b\u0159i\u010d do na\u0161\u00ed s\u00edt\u011b, na port switche je t\u0159eba je\u0161t\u011b p\u0159i\u0159adit ten spr\u00e1vn\u00fd VLAN, prov\u00e9st diagnostiku, ud\u011blat zku\u0161ebn\u00ed dotaz. Cel\u00fd proces se sna\u017e\u00edme co nejv\u00edce automatizovat, abychom se vyhnuli chyb\u00e1m a nepot\u0159ebovali zbyte\u010dn\u011b in\u017een\u00fdry.<\/p>\n<p>Dob\u0159e, napsali jsme technick\u00e9 mapy, na\u0159\u00edzen\u00ed a automatizaci. Zorganizovali jsme logistiku. <\/p>\n<h3>Kde se je\u0161t\u011b skr\u00fdvaj\u00ed skryt\u00e9 n\u00e1strahy?<\/h3>\n<p>\nData se na\u010d\u00edtaj\u00ed a ukl\u00e1daj\u00ed do datab\u00e1ze.<\/p>\n<p>Abonentovi tyto \u010d\u00edsla nic ne\u0159\u00edkaj\u00ed. Pot\u0159ebuje zpr\u00e1vu. Ide\u00e1ln\u011b v podob\u011b, na kterou je zvykl\u00fd. Je\u0161t\u011b l\u00e9pe, pokud ji dostane ve form\u011b p\u0159ehledn\u00e9 zpr\u00e1vy, kterou si m\u016f\u017ee vytisknout, podepsat a odevzdat. To znamen\u00e1, \u017ee pot\u0159ebujeme jednoduch\u00e9 a srozumiteln\u00e9 rozhran\u00ed, kter\u00e9 zobrazuje informace o m\u011b\u0159ic\u00edm p\u0159\u00edstroji a m\u016f\u017ee automaticky generovat zpr\u00e1vu.<\/p>\n<p>Tady n\u00e1\u0161 zoo park pokra\u010duje. O co se jedn\u00e1, je, \u017ee existuje n\u011bkolik form\u00e1t\u016f zpr\u00e1vy. Ve sv\u00e9 podstat\u011b odr\u00e1\u017eej\u00ed to sam\u00e9 (spot\u0159ebovan\u00e9 teplo), ale r\u016fzn\u00fdmi zp\u016fsoby.<\/p>\n<p>N\u011bkte\u0159\u00ed abonenti pod\u00e1vaj\u00ed zpr\u00e1vu v absolutn\u00edch hodnot\u00e1ch (to znamen\u00e1, \u017ee v column\u011b spot\u0159eby tepla jsou uvedeny hodnoty po\u010d\u00ednaje instalac\u00ed m\u011b\u0159i\u010de), n\u011bkdo ve zm\u011bn\u00e1ch (to je, kdy\u017e uv\u00e1d\u00edme spot\u0159ebu za ur\u010dit\u00e9 obdob\u00ed bez odkazu na po\u010d\u00e1te\u010dn\u00ed hodnoty). V podstat\u011b pou\u017e\u00edvaj\u00ed nejednotn\u00e9 standardy, ale ust\u00e1lenou praxi. Byly p\u0159\u00edpady, kdy abonenti vid\u011bli v\u0161echny ty hodnoty, kter\u00e9 pot\u0159ebuj\u00ed (mno\u017estv\u00ed spot\u0159ebovan\u00e9ho tepla, objem dodan\u00e9ho a odch\u00e1zej\u00edc\u00edho teplonosn\u00e9ho m\u00e9dia, rozd\u00edl teplot), ale sloupce ve zpr\u00e1v\u011b nebyly ve spr\u00e1vn\u00e9m po\u0159ad\u00ed.<br \/>\nOdtud n\u00e1sleduj\u00edc\u00ed krok \u2014 zpr\u00e1va mus\u00ed b\u00fdt nastaviteln\u00e1. To znamen\u00e1, \u017ee abonent si s\u00e1m vyb\u00edr\u00e1, co v jak\u00e9m po\u0159ad\u00ed p\u016fjde a jak\u00e9 zdroje m\u00e1 ve sv\u00e9m dokumentu. <\/p>\n<p>Zde je zaj\u00edmav\u00fd moment. V\u0161echno je v po\u0159\u00e1dku, pokud je na\u0161e m\u011b\u0159ic\u00ed za\u0159\u00edzen\u00ed spr\u00e1vn\u011b nainstalov\u00e1no. Ale st\u00e1v\u00e1 se, \u017ee mont\u00e1\u017en\u00ed firma ud\u011blala chybu p\u0159i instalaci ITP a nespr\u00e1vn\u011b nastavila \u010das m\u011b\u0159i\u010de. Setkali jsme se se za\u0159\u00edzen\u00edmi, kter\u00e1 si mysl\u00ed, \u017ee je rok 2010. V na\u0161em syst\u00e9mu to bude vypadat jako nulov\u00e9 hodnoty k aktu\u00e1ln\u00edmu datu, zat\u00edmco skute\u010dn\u00e1 spot\u0159eba, pokud zvol\u00edme rok 2010. Zde n\u00e1m velmi pom\u00e1haj\u00ed delta. \u0158\u00edk\u00e1me tedy, \u017ee za uplynul\u00fdch 24 hodin se nasb\u00edralo tolik a tolik.<\/p>\n<p>Mohlo by se zd\u00e1t, pro\u010d takov\u00e9 komplikace? Je tak t\u011b\u017ek\u00e9 se\u0159\u00eddit hodiny? <\/p>\n<p>Pr\u00e1v\u011b u VKT-7 to povede k \u00fapln\u00e9mu nulov\u00e1n\u00ed m\u011b\u0159i\u010de a odstran\u011bn\u00ed archiv\u016f z n\u011bj. <br \/>\nOdb\u011bratel bude nucen prok\u00e1zat dodavatel\u016fm, \u017ee nainstaloval ITP neb v\u010dera, ale u\u017e p\u0159ed p\u011bti lety.<\/p>\n<p>A nakonec, t\u0159e\u0161ni\u010dka na dortu. <\/p>\n<h3>Certifikace<\/h3>\n<p>\nM\u00e1me m\u011b\u0159ic\u00ed za\u0159\u00edzen\u00ed, m\u00e1me zpr\u00e1vu. Mezi nimi je n\u00e1\u0161 syst\u00e9m, kter\u00fd tuto zpr\u00e1vu vytv\u00e1\u0159\u00ed. V\u011b\u0159\u00edte mu?<\/p>\n<p>J\u00e1 ano. Ale jak prok\u00e1zat, \u017ee u n\u00e1s uvnit\u0159 se nic nem\u011bn\u00ed, \u017ee nezkrucujeme hodnoty. To u\u017e je ot\u00e1zka certifikace. Syst\u00e9m sb\u011bru dat by m\u011bl m\u00edt certifik\u00e1t, kter\u00fd potvrzuje jeho nestrannost. V\u0161echny velk\u00e9 syst\u00e9my, jako LERS, J\u00e1 Energetik a podobn\u00e9, tento certifik\u00e1t maj\u00ed. Z\u00edskali jsme ho i my, i kdy\u017e to stoj\u00ed hodn\u011b a zabere spoustu \u010dasu.<\/p>\n<p>Samoz\u0159ejm\u011b, \u017ee v\u017edycky m\u016f\u017eete zkr\u00e1tit cestu a koupit n\u011bco hotov\u00e9ho. Ale za to budete muset zaplatit v\u00fdvoj\u00e1\u0159i. A v\u00fdvoj\u00e1\u0159 si m\u016f\u017ee \u0159\u00edct nejen o vstupn\u00ed poplatek, ale i o m\u011bs\u00ed\u010dn\u00ed platbu. To znamen\u00e1, \u017ee budeme nuceni sd\u00edlet \u010d\u00e1st na\u0161eho kol\u00e1\u010de s n\u00edm.<\/p>\n<h3>Pro\u010d to v\u0161echno?<\/h3>\n<p>\nHlavn\u00ed probl\u00e9m nen\u00ed v tom. V\u00fdvoj sv\u00e9ho syst\u00e9mu je tak\u00e9 velmi drah\u00fd a mnohem obt\u00ed\u017en\u011bj\u0161\u00ed. Nicm\u00e9n\u011b to poskytuje d\u016fle\u017eitou v\u00fdhodu. Jasn\u011b rozum\u00edme, jak to funguje. Snadno ji \u0161k\u00e1lujeme, m\u016f\u017eeme ji modifikovat, pokud by byla pot\u0159eba. Odb\u011bratel z\u00edsk\u00e1v\u00e1 komplexn\u011bj\u0161\u00ed servis a z na\u0161\u00ed strany stoprocentn\u00ed kontrolu nad procesem.<\/p>\n<p>Pr\u00e1v\u011b proto jsme zvolili druhou cestu. Investovali jsme do n\u00ed rok \u017eivota na\u0161ich v\u00fdvoj\u00e1\u0159\u016f a ter\u00e9nn\u00edch technik\u016f. Te\u010f u\u017e p\u0159esn\u011b ch\u00e1peme pr\u00e1ci cel\u00e9ho \u0159et\u011bzce.<\/p>\n<p>Kdy\u017e se ohl\u00ed\u017e\u00edm zp\u011bt, uv\u011bdomuji si, \u017ee bez z\u00edskan\u00fdch znalost\u00ed bych prost\u011b nemohl spr\u00e1vn\u011b interpretovat nenorm\u00e1ln\u00ed chov\u00e1n\u00ed toho \u010di onoho m\u011b\u0159i\u010de. <\/p>\n<p>Krom\u011b toho, na z\u00e1klad\u011b syst\u00e9mu dispe\u010dink\u016f lze vybudovat n\u011bco v\u011bt\u0161\u00edho. Alarmy na p\u0159ekro\u010den\u00ed spot\u0159eby, zpr\u00e1va o hav\u00e1ri\u00edch. Brzy se chyst\u00e1me na vyd\u00e1n\u00ed mobiln\u00ed aplikace. <\/p>\n<p>\u0160li jsme je\u0161t\u011b d\u00e1l a do na\u0161\u00ed platformy (jinak to u\u017e ani nejde nazvat) jsme p\u0159idali mo\u017enost p\u0159ij\u00edmat dotazy od obyvatel, mo\u017enost spr\u00e1vy na\u0161ich \u201echytr\u00fdch domofon\u016f\u201c, kontrolu pouli\u010dn\u00edho osv\u011btlen\u00ed a n\u011bkolik dal\u0161\u00edch projekt\u016f, o nich\u017e jsem zat\u00edm je\u0161t\u011b nepsal.<\/p>\n<p><img decoding=\"async\" alt=\"Pozn\u00e1mky poskytovatele IoT. \u00daskal\u00ed dotazov\u00e1n\u00ed m\u011b\u0159i\u010d\u016f energi\u00ed.\" src=\"\/wp-content\/uploads\/2019\/04\/724d38b65d9859335ac69b2fcd0aaa14.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTo v\u0161e je slo\u017eit\u00e9, na hlavu l\u00e1mou a trv\u00e1 to dlouho. Ale v\u00fdsledek za to stoj\u00ed. Odb\u011bratel\u00e9 dost\u00e1vaj\u00ed hotov\u00fd komplexn\u00ed produkt. <\/p>\n<p>Ka\u017ed\u00fd oper\u00e1tor, kter\u00fd pl\u00e1nuje vstoupit do oblasti bytov\u00e9ho hospod\u00e1\u0159stv\u00ed, se ur\u010dit\u011b vyd\u00e1 touto cestou. Zda to zvl\u00e1dne?<br \/>\nZde je ot\u00e1zka. Nejde ani tak o pen\u00edze. Jak jsem psal v\u00fd\u0161e, je pot\u0159eba \u017e\u00e1dan\u00e1 kombinace pr\u00e1ce v ter\u00e9nu a v\u00fdvoje. Ne v\u0161ichni velc\u00ed hr\u00e1\u010di si na to zvykli. Pokud maj\u00ed va\u0161i v\u00fdvoj\u00e1\u0159i s\u00eddlo v Moskv\u011b, zat\u00edmco p\u0159ipojen\u00ed se realizuj\u00ed v Novosibirsku, pak se \u010das na hotov\u00fd produkt v\u00fdznamn\u011b prodlu\u017euje.<\/p>\n<p>\u010cas uk\u00e1\u017ee, kdo se na tomto trhu udr\u017e\u00ed, a kdo \u0159ekne \u2014 ne, to u\u017e nechci! Ale jedno v\u00edm jist\u011b \u2014 p\u0159ij\u00edt a obsadit \u010d\u00e1st trhu jen s pen\u011bzi se nepoda\u0159\u00ed. Tento proces vy\u017eaduje netradi\u010dn\u00ed p\u0159\u00edstupy, dobr\u00e9 in\u017een\u00fdry, zkoum\u00e1n\u00ed regulac\u00ed, komunikaci se zdroji a odb\u011brateli, neust\u00e1l\u00e9 hled\u00e1n\u00ed a p\u0159ekon\u00e1v\u00e1n\u00ed p\u0159ek\u00e1\u017eek. <\/p>\n<p><b>P. S.<\/b> V tomto \u010dl\u00e1nku jsem se z\u00e1m\u011brn\u011b soust\u0159edil na teplo a nezmi\u0148uji elektrickou energii ani vodu. Tak\u00e9 popisuji p\u0159ipojen\u00ed p\u0159es kabel. Pokud m\u00e1me impulzn\u00ed v\u00fdstup \u2014 tam jsou sv\u00e9 nuance, jako nap\u0159\u00edklad povinn\u00e9 kontroly po instalaci. M\u016f\u017ee se st\u00e1t, \u017ee nenat\u00e1hnete kabel, pak se pou\u017e\u00edv\u00e1 LoRaWAN. Popsat celou na\u0161i platformu a etapy jej\u00edho v\u00fdvoje v jednom \u010dl\u00e1nku je prost\u011b nerealistick\u00e9.<br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/449668\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0417\u0434\u0440\u0430\u0432\u0441\u0442\u0432\u0443\u0439\u0442\u0435, \u0443\u0432\u0430\u0436\u0430\u0435\u043c\u044b\u0435 \u043b\u044e\u0431\u0438\u0442\u0435\u043b\u0438 \u0418\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0430 \u0412\u0435\u0449\u0435\u0439. \u0412 \u044d\u0442\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u044f \u0431\u044b \u0441\u043d\u043e\u0432\u0430 \u0445\u043e\u0442\u0435\u043b \u043f\u043e\u0433\u043e\u0432\u043e\u0440\u0438\u0442\u044c \u043e \u0416\u041a\u0425 \u0438 \u043e\u043f\u0440\u043e\u0441\u0435 \u043f\u0440\u0438\u0431\u043e\u0440\u043e\u0432 \u0443\u0447\u0435\u0442\u0430. \u041f\u0435\u0440\u0438\u043e\u0434\u0438\u0447\u0435\u0441\u043a\u0438, \u043e\u0447\u0435\u0440\u0435\u0434\u043d\u043e\u0439 \u043a\u0440\u0443\u043f\u043d\u044b\u0439 \u0438\u0433\u0440\u043e\u043a \u0442\u0435\u043b\u0435\u043a\u043e\u043c\u0430 \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u0442, \u043a\u0430\u043a \u0441\u043a\u043e\u0440\u043e \u043e\u043d \u0437\u0430\u0439\u0434\u0435\u0442 \u043d\u0430 \u044d\u0442\u043e\u0442 \u0440\u044b\u043d\u043e\u043a \u0438 \u0432\u0441\u0435\u0445 \u043f\u043e\u0434\u043e\u043c\u043d\u0435\u0442 \u043f\u043e\u0434 \u0441\u0435\u0431\u044f. \u041a\u0430\u0436\u0434\u044b\u0439 \u0440\u0430\u0437 \u043f\u0440\u0438 \u0442\u0430\u043a\u0438\u0445 \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u0430\u0445 \u044f \u0434\u0443\u043c\u0430\u044e: \u00ab\u0440\u0435\u0431\u044f\u0442, \u0443\u0434\u0430\u0447\u0438!\u00bb \u0412\u044b \u0434\u0430\u0436\u0435 \u043d\u0435 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442\u0435, \u043a\u0443\u0434\u0430 \u043b\u0435\u0437\u0435\u0442\u0435. \u0427\u0442\u043e\u0431\u044b \u0432\u044b \u043f\u043e\u043d\u0438\u043c\u0430\u043b\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":24299,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-32496","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0417\u0434\u0440\u0430\u0432\u0441\u0442\u0432\u0443\u0439\u0442\u0435, \u0443\u0432\u0430\u0436\u0430\u0435\u043c\u044b\u0435 \u043b\u044e\u0431\u0438\u0442\u0435\u043b\u0438 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