Turbine na ruwa shine na'ura mai amfani da wutar lantarki wanda ke canza kuzarin kwararar ruwa zuwa makamashin injinan juyawa. Yana cikin injin injin turbine na injunan ruwa. Tun daga shekara ta 100 BC, an samu rudiment na turbin ruwa - injin turbin ruwa a kasar Sin, wanda aka yi amfani da shi don tayar da ban ruwa da kuma fitar da kayan sarrafa hatsi. Yawancin injinan ruwa na zamani ana sanya su ne a tashoshin samar da wutar lantarki don fitar da janareta don samar da wutar lantarki. A cikin tashar samar da wutar lantarki, ruwan da ke cikin tafki na sama ana kai shi zuwa injin turbine ta hanyar bututun kai don fitar da mai gudu don juyawa tare da fitar da janareta don samar da wutar lantarki. Ana fitar da ruwan da aka gama zuwa ƙasa ta bututun wutsiya. Mafi girman shugaban ruwa kuma mafi girma fitarwa, mafi girman ikon fitarwa na injin turbine.
Nau'in injin turbin da ke cikin tashar wutar lantarki yana da matsalar cavitation a dakin mai gudu na injin turbin, wanda galibi ke haifar da cavitation mai fadin 200mm da zurfin 1-6mm a dakin mai gudu a mashigar ruwa da mashigar ruwa guda, yana nuna bel din cavitation a duk fadin kewaye. Musamman ma, cavitation a cikin ɓangaren sama na ɗakin mai gudu ya fi shahara, tare da zurfin 10-20mm. Abubuwan da ke haifar da cavitation a cikin dakin mai gudu na turbine ana nazarin su kamar haka:
Mai gudu da ruwa na tashar wutar lantarki an yi su ne da bakin karfe, kuma babban kayan dakin mai gudu shine Q235. Taurinsa da juriyar cavitation ba su da kyau. Saboda ƙarancin ajiyar ruwa na tafki, tafki ya daɗe yana aiki a kan ƙirar ƙira na dogon lokaci, kuma adadin kumfa mai yawa yana bayyana a cikin ruwan wutsiya. A lokacin aikin, ruwan yana gudana a cikin injin turbin na'ura mai aiki da karfin ruwa ta wurin da matsa lamba ya kasance ƙasa da matsa lamba na vaporization. Ruwan da ke wucewa ta hanyar ratar ruwa yana motsawa kuma yana tafasa don samar da kumfa mai tururi, yana haifar da matsa lamba na gida, haifar da tasiri na lokaci-lokaci akan karfe da matsa lamba na ruwa, haifar da maimaita tasirin tasiri akan saman karfe, haifar da lalacewar kayan abu, A sakamakon haka, cavitation karfe crystal cavitation ya fadi. Cavitation yana faruwa akai-akai akan ɗakin mai gudu a mashigin ruwa da mashigar ruwa iri ɗaya. Saboda haka, a karkashin aiki na ultra-high ruwa shugaban na dogon lokaci, cavitation a hankali yana faruwa kuma yana ci gaba da zurfafawa.
Da nufin magance matsalar cavitation na dakin tseren turbine, an gyara tashar wutar lantarki ta hanyar gyaran walda a farkon, amma an sake samun matsalar cavitation a dakin mai gudu a lokacin gyarawa. A wannan yanayin, ma'aikacin da ke kula da kasuwancin ya tuntube mu kuma yana fatan za mu iya taimakawa wajen magance matsalar cavitation na ɗakin masu gudu na turbine. Injiniyoyinmu sun haɓaka shirin kulawa da aka yi niyya bisa cikakken nazarin kayan aikin kamfani. Yayinda muke tabbatar da girman gyare-gyare, mun zaɓi kayan aikin polymer nano nano bisa ga yanayin aiki na kayan aiki don saduwa da buƙatun aiki na dogon lokaci a ƙarƙashin yanayin aiki na kan layi. Matakan kula da wurin su ne kamar haka:
1. Gudanar da surface degreasing jiyya ga cavitation sassa na turbine runner jam'iyya;
2. Cire tsatsa ta hanyar fashewar yashi;
3. Haɗa Sorecun nano polymer abu kuma a yi amfani da shi zuwa ɓangaren da za a gyara;
4. Ƙarfafa kayan aiki kuma duba gyaran gyara.
Lokacin aikawa: Oktoba-14-2022
