{"id":16764,"date":"2022-06-23T15:19:13","date_gmt":"2022-06-23T15:19:13","guid":{"rendered":"https:\/\/zecovalve.com\/?p=16764"},"modified":"2022-07-13T07:10:44","modified_gmt":"2022-07-13T07:10:44","slug":"chemical-valve","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/tr\/chemical-valve.html","title":{"rendered":"Kimya End\u00fcstrisinde Kullan\u0131lan Vana \u00c7e\u015fitleri \u2013 Kimyasal Vana"},"content":{"rendered":"

Vanalar bir\u00e7ok farkl\u0131 end\u00fcstrinin boru hatlar\u0131nda ve \u00fcretim hatlar\u0131nda bir\u00e7ok fonksiyon i\u00e7in \u00e7al\u0131\u015fabilmektedir. Ak\u0131\u015f\u0131, bas\u0131nc\u0131, stroku ve daha fazlas\u0131n\u0131 izlemek i\u00e7in kullan\u0131labilirler. Ayr\u0131ca tehlikeli sorunlar\u0131 \u00f6nleyebilecek koruyucu ekipman g\u00f6revi de g\u00f6rebilirler. Valfler gazlar, s\u0131v\u0131lar ve yar\u0131 s\u0131v\u0131larla ilgileniyor olabilir. G\u00f6revleri bu unsurlara y\u00f6n vermek ve d\u00fczenlemeler yapmakt\u0131r.<\/p>\n\n\n\n\n\n

Kimya End\u00fcstrisine Y\u00f6nelik Vana \u00c7e\u015fitleri<\/h2>\n\n\n\n

Kimya end\u00fcstrisi \u00e7e\u015fitli s\u00fcre\u00e7leri i\u00e7erebilir. Elektrik, hidrolik, pn\u00f6matik ve bazen de manuel olarak sa\u011flanan kontroller vard\u0131r. Kullan\u0131lan vanalar bas\u0131nca dayanabilmeli ve s\u0131z\u0131nt\u0131y\u0131 \u00f6nleyebilmelidir. Farkl\u0131 vanalar farkl\u0131 i\u015flevleriyle bilinir.<\/p>\n\n\n\n

Kelebek Vanalar<\/mark><\/strong><\/a><\/h3>\n\n\n
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\"KELEBEK<\/figure>\n<\/div>\n\n\n

Kolayca ger\u00e7ekle\u015febilecek a\u00e7ma\/kapama i\u015flemleri i\u00e7in; Kelebek vanalar ideal se\u00e7enektir. Kurulumlar\u0131 daha az \u00e7aba gerektirir ve \u00e7e\u015fitli akt\u00fcat\u00f6rlerle \u00e7al\u0131\u015fabilirler. \u00dcstelik bak\u0131mlar\u0131 masraflar\u0131n\u0131za herhangi bir zarar vermeyecektir \u00e7\u00fcnk\u00fc bu gereksinim minimum d\u00fczeydedir.<\/p>\n\n\n\n

Kelebek vanalar da \u00f6nemlidir \u00e7\u00fcnk\u00fc maddenin ak\u0131\u015f\u0131n\u0131 yava\u015flatabilirler. Di\u011fer bir avantaj\u0131 ise hafif olmalar\u0131d\u0131r. Ayr\u0131ca \u00e7ok hassast\u0131rlar. Bununla birlikte, as\u0131l endi\u015feniz uygun s\u0131zd\u0131rmazl\u0131k ise, o zaman ba\u015fka bir vanay\u0131 d\u00fc\u015f\u00fcnmek isteyebilirsiniz \u00e7\u00fcnk\u00fc kelebek vanalar\u0131n s\u0131zd\u0131rmazl\u0131k i\u015flevi zay\u0131f olabilir.<\/p>\n\n\n\n

K\u00fcresel Vanalar<\/mark><\/a><\/strong><\/h3>\n\n\n
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\"3<\/figure>\n<\/div>\n\n\n

K\u00fcresel vanalar bas\u0131n\u00e7 ve ak\u0131\u015f\u0131 kontrol etmek i\u00e7in kullan\u0131l\u0131r. Onlar\u0131 bu kadar kullan\u0131\u015fl\u0131 k\u0131lan \u00f6zelliklerden biri de s\u0131zd\u0131rmaz olmalar\u0131d\u0131r. Bu nedenle, bu vanalar kimya end\u00fcstrisinde s\u0131v\u0131lar\u0131n s\u00f6z konusu oldu\u011fu durumlarda harikad\u0131r. Yap\u0131 a\u00e7\u0131s\u0131ndan, ak\u0131\u015f\u0131 bloke eden veya ak\u0131\u015fa izin veren bir grup d\u00f6nen delikli k\u00fcreye veya delikli toplara sahiptirler.<\/p>\n\n\n\n

Bunlar, bas\u0131n\u00e7l\u0131 hava hatlar\u0131ndan y\u00fcksek bas\u0131n\u00e7l\u0131 hidrolik sistemlere do\u011fru ak\u0131\u015f\u0131 kontrol eden sistemlerde en yayg\u0131n olan\u0131d\u0131r. Ancak pop\u00fclerlikleri fantastik i\u015flevden \u00e7ok daha fazlas\u0131ndan kaynaklan\u0131yor. Uygun maliyetlidirler, kompaktt\u0131rlar, kullan\u0131m\u0131 kolayd\u0131r ve \u00e7ok az bak\u0131m gerektirirler.<\/p>\n\n\n\n

S\u00fcrg\u00fcl\u00fc Vanalar<\/mark><\/a><\/strong><\/h3>\n\n\n
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\"\"<\/figure>\n<\/div>\n\n\n

S\u00fcrg\u00fcl\u00fc vanalar \u00f6ncelikle kapatma vanalar\u0131d\u0131r. Yani, her t\u00fcrl\u00fc s\u0131v\u0131 ak\u0131\u015f\u0131n\u0131 \u00f6nleme konusunda harikad\u0131rlar. M\u00fcmk\u00fcn olsa da s\u00fcrg\u00fcl\u00fc vanayla k\u0131sma tavsiye edilmez. Bunun nedeni diskteki potansiyel hasar ve zamanla valfi kullan\u0131lamaz hale getirecek kal\u0131c\u0131 hasar olu\u015fmas\u0131d\u0131r.<\/p>\n\n\n\n

\u0130\u015flev a\u00e7\u0131s\u0131ndan, s\u00fcrg\u00fcl\u00fc vanalar, bir \u00fcst kolun b\u00fck\u00fclmesiyle \u00e7al\u0131\u015ft\u0131r\u0131lan, s\u0131v\u0131 ak\u0131\u015f\u0131na giren ve buradan geri \u00e7ekilen bir plaka bariyerine sahiptir. Alternatifler aras\u0131nda paralel plakalar ve kama \u015feklindeki tapalar bulunur. Takozlar ek \u00e7e\u015fitlilik sunarak s\u00fcrg\u00fcl\u00fc vanalar\u0131 \u00e7e\u015fitli kullan\u0131mlar i\u00e7in m\u00fckemmel bir se\u00e7im haline getirir.<\/p>\n\n\n\n

Bunlar en \u00e7ok s\u0131v\u0131larla en \u00e7ok ilgilenen kimya tesislerinde parlar. Yine de gaz ve kat\u0131 maddeler i\u00e7in s\u00fcrg\u00fcl\u00fc vanalar\u0131n kullan\u0131lmas\u0131 da bir dereceye kadar m\u00fcmk\u00fcnd\u00fcr. Ayr\u0131ca iki ana gruba ayr\u0131l\u0131rlar. Bunlar y\u00fckselen g\u00f6vdeler ve y\u00fckselmeyen g\u00f6vdelerdir. \u0130lki g\u00f6r\u00fcn\u00fcrl\u00fc\u011f\u00fc artt\u0131r\u0131rken ikincisi a\u015f\u0131nd\u0131r\u0131c\u0131 \u00e7evre ko\u015fullar\u0131ndan kaynaklanan hasar\u0131 \u00f6nler.<\/p>\n\n\n\n

Glob Vanalar<\/mark><\/strong><\/a><\/h3>\n\n\n
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\"Glob<\/figure>\n<\/div>\n\n\n

K\u00fcresel Vanalar manuel \u00e7al\u0131\u015ft\u0131rma i\u00e7in ideal olabilir. Otomatik i\u015flemler i\u00e7in de \u00e7al\u0131\u015fabilirler. Ak\u0131\u015f\u0131 ve bas\u0131nc\u0131 d\u00fczenlemek i\u00e7in kullan\u0131labilirler. Ayr\u0131ca tamamen kapal\u0131 veya a\u00e7\u0131k ak\u0131\u015f vanas\u0131 olarak da g\u00f6rev yapabilirler. K\u00fcre \u015feklindeki bu valflerin i\u00e7 k\u0131sm\u0131nda iki b\u00f6lme bulunmaktad\u0131r. Do\u011frusal bir hareketle \u00e7al\u0131\u015f\u0131rlar.<\/p>\n\n\n\n

\u00c7ek Valfler<\/mark><\/a><\/strong><\/h3>\n\n\n
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\"Bas\u0131n\u00e7<\/figure>\n<\/div>\n\n\n

\u00c7ek valfler, s\u0131v\u0131n\u0131n tek y\u00f6nde akmas\u0131na izin veren ve ak\u0131\u015f\u0131n tersine d\u00f6nmesini \u00f6nleyen iki a\u00e7\u0131kl\u0131\u011fa sahip iki yollu valflerdir. \u00c7ok say\u0131da end\u00fcstride kullan\u0131l\u0131yorlar ama ayn\u0131 zamanda kimya end\u00fcstrisinde de olduk\u00e7a mevcutlar. \u0130lgin\u00e7tir ki, bir sap veya saptan yoksundurlar. Bunun nedeni otomatik olarak \u00e7al\u0131\u015fmalar\u0131 ve manuel i\u015flem gerektirmemeleridir.<\/p>\n\n\n\n

\u00dc\u00e7 bi\u00e7imde gelirler. Bunlar; sal\u0131n\u0131ml\u0131 \u00e7ek valfler, pistonlu \u00e7ek valfler ve kald\u0131rma \u00e7ek valfleridir. Birincisi, yava\u015f h\u0131zlarda hareket eden s\u0131v\u0131larla en uyumlu olan\u0131d\u0131r. Disk, piston veya bilyadan olu\u015fan ikincisi, s\u0131k ve \u00f6nemli bas\u0131n\u00e7 d\u00fc\u015f\u00fc\u015flerinin oldu\u011fu daha k\u00fc\u00e7\u00fck borular i\u00e7in yap\u0131lm\u0131\u015ft\u0131r. \u00dc\u00e7\u00fcnc\u00fc ve son bi\u00e7im, y\u00fcksek s\u0131cakl\u0131klara, bas\u0131n\u00e7 seviyelerine ve son derece a\u015f\u0131nd\u0131r\u0131c\u0131 maddelere dayanacak \u015fekilde yap\u0131lm\u0131\u015f, g\u00f6vdeyle \u00e7al\u0131\u015ft\u0131r\u0131lan bir versiyondur.<\/p>\n\n\n\n

Farkl\u0131 formlar aras\u0131ndaki sabit, \u00e7atlamaya, yeniden m\u00fch\u00fcrlenmeye ve kar\u015f\u0131 bas\u0131nca nas\u0131l tepki verdikleridir. Tutarl\u0131l\u0131k, \u00fc\u00e7 bas\u0131n\u00e7 bi\u00e7iminin y\u00fcksek seviyelerine dayanacak \u015fekilde yap\u0131lm\u0131\u015f olmalar\u0131d\u0131r. Bu, vanan\u0131n giri\u015fi ve \u00e7\u0131k\u0131\u015f\u0131 aras\u0131ndaki minimum fark, vanan\u0131n kapanmas\u0131 s\u0131ras\u0131nda mevcut olan bas\u0131n\u00e7 ve \u00e7\u0131k\u0131\u015fta giri\u015ften daha y\u00fcksek bas\u0131n\u00e7 anlam\u0131na gelir.<\/p>\n\n\n\n

Plug Vanalar<\/h3>\n\n\n
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\"\"<\/figure>\n<\/div>\n\n\n

Plug vanalar tasar\u0131m olarak k\u00fcresel vanalara benzer. Borudaki s\u0131v\u0131 ak\u0131\u015f\u0131n\u0131 kontrol eden \u00e7eyrek d\u00f6n\u00fc\u015fl\u00fc vanalar olarak s\u0131n\u0131fland\u0131r\u0131l\u0131rlar. Bunu, s\u0131v\u0131ya izin vermek veya daraltmak i\u00e7in ak\u0131\u015fa d\u00f6nen portlu bir tapa arac\u0131l\u0131\u011f\u0131yla yapar. Esas olarak bir malzemenin ge\u00e7i\u015fini kapatmak veya izin vermek i\u00e7in kullan\u0131lsa da, daha az bir dereceye kadar ak\u0131\u015f d\u00fczenleyici olarak da i\u015flev g\u00f6rebilirler.<\/p>\n\n\n\n

Tapa valfleri ile ya\u011flanm\u0131\u015f tapa valfleri aras\u0131nda ayr\u0131m yapmak \u00f6nemlidir. \u0130kincisi, ad\u0131ndan da anla\u015f\u0131laca\u011f\u0131 gibi, tapa ile valf aras\u0131ndaki ya\u011flamay\u0131 i\u00e7erir. Bu, bir t\u00fcr s\u0131zd\u0131rmazl\u0131k maddesi g\u00f6revi g\u00f6r\u00fcrken, ya\u011flanmam\u0131\u015f alternatiflerde s\u00fcrt\u00fcnmeyi azaltmak ve s\u0131zd\u0131rmazl\u0131k sa\u011flamak i\u00e7in polimerden yap\u0131lm\u0131\u015f bir man\u015fon kullan\u0131l\u0131r.<\/p>\n\n\n\n

Akt\u00fcat\u00f6rl\u00fc Vanalar<\/mark><\/a><\/strong><\/h3>\n\n\n
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\"Elektrikli<\/figure>\n<\/div>\n\n\n

Akt\u00fcat\u00f6rl\u00fc Vanan\u0131n tamamen kapanmas\u0131 veya a\u00e7\u0131lmas\u0131 i\u00e7in 90 derecelik bir d\u00f6n\u00fc\u015f gerekir. Pn\u00f6matik olarak \u00e7al\u0131\u015ft\u0131r\u0131lan bir valf, elektrikle \u00e7al\u0131\u015ft\u0131r\u0131lan bir valf ve hidrolik olarak \u00e7al\u0131\u015ft\u0131r\u0131lan bir valf olabilir. Akt\u00fcat\u00f6rl\u00fc vanalar\u0131n, yukar\u0131da a\u00e7\u0131klanan di\u011fer vanalar gibi kendi i\u015flevleri vard\u0131r.<\/p>\n\n\n\n

ZECO Kimyasal Vana Durumlar\u0131<\/h2>\n\n\n\n

Bu vanalar\u0131n \u00e7e\u015fitli boru sistemlerine uyarlanabilece\u011fi s\u00f6ylenmektedir. Akt\u00fcat\u00f6r vanalar\u0131nda boru bas\u0131nc\u0131n\u0131n d\u00fc\u015f\u00fck olmas\u0131 gerekir.<\/p>\n\n\n

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\"\"<\/figure>\n<\/div>\n\n\n

<\/a>H\u0130ND\u0130STAN JSW DOLVI 1 Milyon Ton Kok F\u0131r\u0131n\u0131 Projesi<\/a><\/p>\n\n\n\n

ZECO VALVE, pabu\u00e7lu kelebek vanalar, d\u00f6kme \u00e7elik s\u00fcrg\u00fcl\u00fc vanalar ve motorlu k\u00fcresel vanalar ve di\u011fer baz\u0131 end\u00fcstriyel vanalar sa\u011flad\u0131. <\/a><\/a><\/p>\n\n\n

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\"\"<\/figure>\n<\/div>\n\n\n

SINOPEC Nanjing M\u00fchendislik ve \u0130n\u015faat A.\u015e.<\/a><\/p>\n\n\n\n

ZECO VALVE, CNOOC Huizhou projesinin ba\u015far\u0131yla tamamlanmas\u0131 i\u00e7in SINOPEC'e d\u00f6vme \u00e7elik k\u00fcresel vanalar, di\u015fliyle \u00e7al\u0131\u015fan s\u00fcrg\u00fcl\u00fc vanalar, elektrikli k\u00fcresel vanalar ve di\u011fer baz\u0131 end\u00fcstriyel vanalar sa\u011flad\u0131.<\/a><\/p>\n\n\n

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\"\"<\/figure>\n<\/div>\n\n\n

<\/a>TISCO Genle\u015fme Kok F\u0131r\u0131n\u0131 Projesi (VIETNAM)<\/a><\/p>\n\n\n\n

ZECO VALVE, TISCO Genle\u015fme Kok F\u0131r\u0131n\u0131 Projesi (VIETNAM) i\u00e7in \u00fc\u00e7l\u00fc ofset kelebek vanalar, di\u015fliyle \u00e7al\u0131\u015ft\u0131r\u0131lan kelebek vanalar ve di\u015fliyle \u00e7al\u0131\u015ft\u0131r\u0131lan s\u00fcrg\u00fcl\u00fc vanalar ve di\u011fer baz\u0131 end\u00fcstriyel vanalar sa\u011flad\u0131.<\/a><\/p>\n\n\n\n

\u0130yi Kimyasal Vanalar<\/mark><\/a><\/strong><\/h2>\n\n\n\n

\u0130nce kimya end\u00fcstrisindeki ihtiya\u00e7lar dikkate al\u0131narak, ZECO Vana, vanalar\u0131n stabilitesini sa\u011flamak, farkl\u0131 \u00e7al\u0131\u015fma ko\u015fullar\u0131 alt\u0131nda korozyona dayanmak, servis \u00f6mr\u00fcn\u00fc uzatmak ve kullan\u0131c\u0131lar\u0131n \u00fcretkenlik faydalar\u0131n\u0131 art\u0131rmak i\u00e7in \u00f6zel olarak tasarlanm\u0131\u015f titanyum ve nikel ala\u015f\u0131ml\u0131 vanalar . Zengin ki\u015fiselle\u015ftirme ve proje deneyimimizle size kesinlikle m\u00fckemmel bir se\u00e7im sunabiliriz!<\/p>\n\n\n\n\n