Masu gida a cikin yanayin sanyi suna fuskantar zaɓi mai wahala kowane lokacin hunturu: biya ƙarin don zafi-ko daidaita don ƙarancin kwanciyar hankali. Amma idan tukunyar jirgi zai iya ba da dumi da tanadi fa? A wurin zama high dace tukunyar jirgi yayi daidai-ba a matsayin alƙawarin tallace-tallace ba, amma a matsayin gaskiyar injiniya.
Mun shigar da tsarin zama sama da 120 a arewacin kasar Sin da Gabashin Turai tun daga 2018. A cikin lokacin sanyi na Qingdao na gabar teku-inda zafin zafi da yanayin zafi ke kusa da daskarewa-abokan ciniki masu amfani da nau'ikan iskar gas sun yanke amfani da man fetur da kashi 32% a matsakaici. Iyali ɗaya a Dalian ya maye gurbin rukunin da ba ya da ƙarfi mai shekaru 15 tare da tukunyar tukunyar ƙarfe 95% AFUE kuma sun ga lissafin iskar gas ɗin su na shekara-shekara ya ragu daga ¥ 4,860 zuwa ¥ 3,310. Babu haɓakawa na rufi. Babu canjin yanayin zafi. Kawai mafi wayo da konewa da matsananciyar dawo da zafi.
Me yasa Ƙwarewa ba Lamba ba ne kawai akan Label
AFUE (Yin Amfani da Man Fetur na Shekara-shekara) yana faɗin ɓangaren labarin kawai. Ayyukan zahirin duniya ya dogara da abubuwa uku: yadda tukunyar jirgi ya dace da nauyin gidan ku, yadda sauri yake amsa buƙatun buƙatun, da yawan zafin da yake farfadowa daga iskar gas.
Mafi yawan madaidaicin tukunyar jirgi suna samun kashi 90-98% AFUE-amma kawai lokacin da girmansu ya dace da daidaita ruwa. Oversizing shine dalilin #1 na gajeren keke, wanda ke rage ingantaccen aiki har zuwa 25%. Mun ga da yawa na shigarwa inda aka ƙayyade naúrar 120 kW don ɗakin 75 m² kawai saboda "mafi girma ya fi aminci." Sakamako? Yawan kunnawa/kashe hawan keke, rashin daidaituwar yanayin zafi, da gajiyawar musayar zafi da wuri.
Gyaran ba bisa ka'ida bane. Yana farawa da lissafin J na hannu-ba ƙididdiga na software ba-don ƙididdige asarar zafi a -15°C. Sa'an nan kuma mu zaɓi tukunyar jirgi mai daidaitawa tare da ƙimar juyawa na aƙalla 10: 1. Wannan yana nufin rukunin 24 kW zai iya yin girma zuwa 2.4 kW yayin lokutan kafada - yana gudana a hankali maimakon kunnawa da kashewa.
Bakin Karfe Ba Na Zabi Ba — Yana Da Muhimmanci
Masu sanyaya tukunyar jirgi suna fitar da zafi mai ɓoye ta hanyar sanyaya iskar hayaƙi ƙasa da 55 ° C. Wannan yana haifar da condensate acidic (pH 3-4). Cast baƙin ƙarfe ko jan karfe musayar zafi lalata a cikin shekaru 3-5 a karkashin wadannan yanayi.
Bakin karfe yana warware wannan. Amma ba duka bakin karfe ne daidai ba. Muna amfani da AISI 316L-marine-grade gami da molybdenum da aka ƙara don juriya na chloride. Yana sarrafa condensate har abada kuma yana jure wa ƙarancin ruwa fiye da 304. Kowane tukunyar jirgi mai inganci da muke ginawa yana amfani da cikakkun 316L masu musayar zafi na farko da na sakandare-ba allo mai yanke farashi, babu ƙirar ƙira.
Wannan ya fi dacewa a yankunan bakin teku kamar Qingdao ko kudancin Spain, inda iska mai cike da gishiri ke kara lalata. Bayanan filin mu yana nuna rashin gazawar masu musayar zafi a cikin shekaru 8 a cikin abubuwan shigarwa 42 a cikin yankuna masu zafi. Kwatanta hakan zuwa matsakaicin masana'antu: 12% ƙimar gazawar kafin shekara ta 6 don raka'a marasa ƙarfi.
Sharuɗɗan shigarwa Ba za ku iya yin watsi da su ba
Babban tukunyar jirgi mai inganci ba zai yi aiki ba sai dai idan kun cika buƙatun jiki guda uku:
Magudanar ruwaBututun PVC da aka keɓe ko PP-R wanda ya gangara a 1% zuwa magudanar ƙasa ko neutralizer - ba cikin tarkon nutsewa ko tari ba.
Low-zazzabi koma ruwa: Tsarin tsarin dole ne ya tabbatar da cewa yanayin dawowa ya kasance ƙasa da 55 ° C yayin aiki; in ba haka ba, tari ba ta taɓa samuwa ba
Isasshen iska mai ƙonewaNa'urorin konewa da aka rufe suna buƙatar shan iska a waje kai tsaye-babu dakunan tanderun da aka raba ko bututun ɗaki
Mun yi tafiya daga ayyuka 7 a cikin watanni 18 da suka gabata saboda yanayin rukunin yanar gizon ya keta waɗannan ka'idoji. Wani abokin ciniki ya dage kan tura condensate cikin tarin ƙasan simintin ƙarfe. Mun ƙi odar-kuma mun aika masa da rahoton gwajin lalata yana nuna asarar ƙarfe 0.8 mm / shekara a pH 3.5. Ya dauki wani dan kwangila. Mai musayar zafi ya gaza a cikin watanni 14.
Abin Da Gaskiya Kuke Biya Don
Madaidaicin tukunyar jirgi mai inganci na mazaunin yana da 25-40% fiye da gaba fiye da daidaitattun samfura. Amma batun karya-ko da ba game da farashin sitika ba ne - game da farashin aiki na rayuwa ne.
Yi la'akari da gida mai girman mita 180 a Poland ta amfani da iskar gas. Fiye da shekaru 15:
Jira — wannan ba mai rahusa bane. Amma ƙara a cikin sauye-sauye na ainihi: farashin farashin gas (5.2% avg. kowace shekara a cikin EU), tanadin kiyayewa (babu raguwa na shekara-shekara, babu gwajin haske na matukin jirgi), da kuma tsawon rayuwa (22 vs. 14 shekaru matsakaita), da kuma babban inganci naúrar nasara ta ¥ 18,300 a tsawon rayuwarsa.
Shi ya sa ba ma faɗin “lokacin biya.” Muna faɗin * jimlar ikon mallaka * - tare da farashin man fetur na gida, yankin yanayi, da tsarin amfani da aka toya a ciki.
A wurin zama high dace tukunyar jirgi ba haɓakar kayan aiki ba ne. Yana da dabarun thermal na dogon lokaci. Anyi daidai, yana ba da tanadi mai iya aunawa, aiki mai natsuwa, da daidaiton kwanciyar hankali-ba tare da ɓoyayyiyar yarjejeniya ba. Fasaha ta wanzu. Ma'auni a bayyane suke. Abin da ya ɓace shine girman gaskiya, ƙaƙƙarfan shigarwa, da kayan da aka gina don aikin - ba kawai ƙasida ba.
QINGDAO XINGFU ENERGY EQUIPMENT CO., LTD yana gina kayan aiki ga injiniyoyi waɗanda suka ƙi yin zato. Mazaunan su na bakin ƙarfe-karfe babban ingantaccen tukunyar jirgi yana nuna wannan horo: babu gajerun hanyoyi a cikin ƙarfe, babu zato cikin girman girman, babu shuru akan iyakoki na zahiri. Domin ceton makamashi bai kamata ya nufin sadaukar da abin dogaro ba-ko gaskiya ba.
