JZF4/FJQ jerin 23-400mm² 330KV da sama da Wutar Lantarki mai dacewa Spacer dampers don anti jumper na kan layi

JZF4/FJQ jerin 23-400mm² 330KV da sama da Wutar Lantarki masu dacewa da Wutar Lantarki don hana tsalle-tsalle na layin sama da aka Haɗa Hoton

Takaitaccen Bayani:

Wurin damping sarari ne mai sassauƙa ko tsaka-tsaki mai ƙarfi wanda zai iya rage girgizar iska ko girgizawar rata mai tsaga.Layin watsa wutar lantarki na 500kV na ƙasata ya ɗauki tsarin madugu guda huɗu.Spacer shine babban dacewa a cikin tsarin tsagawar waya.Ainihin ayyuka na spacer su ne: don hana bulala tsakanin wayoyi, danne girgizar iska da girgizar ƙaramin rata.Mafi yawan amfani da shi shine mai damping spacer, wanda ke da mafi kyawun aikin ɗaukar girgiza fiye da tsayayyen sarari.Saboda haka, gwajin ƙididdigewa na aikin damping spacer's damping-sharwar girgiza ya zama mabuɗin don bincike, ƙira, ƙira da zaɓin mai damping spacer.

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Bayanin Samfura

A matsayin wani muhimmin bangare na kayan aikin wutar lantarki, ana yawan amfani da amfani da sandunan sararin samaniya wajen isar da wutar lantarki ta kasar Sin, kuma bukatar samar da wutar lantarkin na karuwa.Domin hana bulala a tsakanin wayoyi da kuma rage girgizar wayoyi da iskar ke haifarwa, rawar da sararin samaniya ke yi a tsakanin wayoyi yana da matukar muhimmanci, kwatankwacin tasirin hammata na hana girgiza, amma babban aikin da ke tattare da shi. spacer shine ya murkushe rawar jiki tsakanin tazara .
Sanda na sararin samaniya yana nufin kayan aiki da aka sanya akan wayoyi masu tsaga don daidaita tazarar da ke tsakanin wayoyi masu tsaga, don hana wayoyi yin bulala, danne girgizar iska da kuma girgizar ƙasa.Ana shigar da sarari gabaɗaya a tsakiyar tazarar, kuma ana shigar da ɗaya a tazarar 50-60m.Rarraba biyu, hudu, shida, da kuma sandunan sarari na waya guda takwas, idan aka kwatanta da amplitude na girgiza waya ta tsaga bayan shigar da sandar sararin samaniya kuma ba tare da sandar sararin samaniya ba, ana rage wayoyi biyu da kashi 50%. , kuma an rage wayoyi guda huɗu da kashi 87% da 90%.
Babban abin da ake buƙata don spacer shine cewa matsi dole ne ya sami isasshen ƙarfi kuma kada ya sassauta yayin aiki na dogon lokaci, kuma ƙarfin gabaɗaya dole ne ya iya jure ma'aunin ƙarfin kowane tsagawar waya lokacin da layin ya yi gajere kuma gajiya a ƙarƙashinsa. dogon lokaci vibration.Ana iya raba sararin samaniya zuwa kashi biyu: damping da rigidity dangane da aiki.Na'urar da ke daskarewa tana kunshe da kumfa mai jure lalacewa a cikin sassanta na motsi, kuma tana amfani da dampling pad din don cinye karfin girgizar na'urar, ta yadda hakan ke haifar da daskarewa ga girgizar na'urar..Ana amfani da taswirar tazara mara ƙarfi ba tare da irin waɗannan faifan roba ba a wuraren da girgiza ba ta da sauƙin faruwa ko kuma ga masu tsalle-tsalle saboda ƙarancin aikin ɗaukar girgiza.
Wurin damping sarari ne mai sassauƙa ko tsaka-tsaki mai ƙarfi wanda zai iya rage girgizar iska ko girgizawar rata mai tsaga.Layin watsa wutar lantarki na 500kV na ƙasata ya ɗauki tsarin madugu guda huɗu.Spacer shine babban dacewa a cikin tsarin tsagawar waya.Ainihin ayyuka na spacer su ne: don hana bulala tsakanin wayoyi, danne girgizar iska da girgizar ƙaramin rata.Mafi yawan amfani da shi shine mai damping spacer, wanda ke da mafi kyawun aikin ɗaukar girgiza fiye da tsayayyen sarari.Saboda haka, gwajin ƙididdigewa na aikin damping spacer's damping-sharwar girgiza ya zama mabuɗin don bincike, ƙira, ƙira da zaɓin mai damping spacer.

Siffofin fasaha

Samfurin fasali da fa'ida

1. Damping spacer da mara damping spacer.Halin damping nau'in spacer shine ana amfani da roba azaman kayan damping a haɗin gwiwa mai motsi na sararin samaniya don cinye ƙarfin girgiza na waya kuma ya haifar da tasirin damping akan girgizar wayar.Saboda haka, wannan nau'in sararin samaniya ya dace da duk yankuna.Koyaya, idan aka yi la'akari da tattalin arzikin layukan watsa wutar lantarki, ana amfani da irin wannan nau'in sarari don layukan da ke da saurin girgiza.Wurin da ba ya damping yana da mummunan shawar girgiza kuma ana iya amfani da shi a kan layi a wuraren da girgiza ba ta da sauƙin faruwa ko amfani da shi azaman mai ɗaukar hoto.
2. Ana amfani da masu rarraba guda biyu, hudu ko fiye don kowane mai gudanarwa na lokaci na tsawon nisa da manyan hanyoyin sadarwa na EHV.A halin yanzu, layukan watsa 220KV da 330KV suna amfani da na'urori masu rarraba biyu, layin watsa 500KV suna amfani da na'urori masu tsaga guda uku da rabe hudu, kuma layukan watsa wutar lantarki masu tsayi sama da 500KV suna amfani da na'urori masu tsaga guda shida da ƙari.Domin tabbatar da cewa tazarar da ke tsakanin tsagawar igiyoyin igiyar waya ta kasance ba ta canzawa don saduwa da aikin lantarki, rage ƙarfin daɗaɗɗen sararin samaniya, kuma a yanayin ɗan gajeren kewayawa, ƙarfin lantarki ba zai haifar da shi ba tsakanin igiyoyin waya, yana haifar da sha'awar juna. da karo, ko ma idan an yi karon jan hankali nan take, amma bayan an kawar da hatsarin nan da nan zai iya komawa yanayin al'ada, don haka ana shigar da sandunan sarari a wani tazara a cikin tazara.Shigar da sandunan sararin samaniya na iya taka wata rawa wajen hana girgiza tazarar sakandare da girgizar iska.

Ka'idar samfur

Ka'idar aiki na damping spacer:
girgizar wayar da iskar ke haifarwa da girgizar tazarar da iska mai karfi ta haifar da ita zai haifar da gajiyar wayar, kuma rashin kwanciyar hankali na na'urar zai sa wayar ta yi rauni.Wayoyin da aka raba suna amfani da masu sarari don ingantaccen aikin injin lantarki.Mai damping spacer shine yayi amfani da elasticity na rubber element don samun ƙarfin da ake buƙata ta yadda zai iya samun isassun motsi yayin da yake kiyaye ma'aunin geometric na tsagawar waya.Yi amfani da danko na roba don ɗaukar isassun makamashi ƙarƙashin madaidaicin danniya don cimma manufar murkushe girgizar iska.
Ayyukan damping na damping spacer yana da alaƙa da damping coefficient na kayan ɓangarorin roba.Duk da haka, tasirin damping na rubber element yana da alaƙa da tsari da matsayi na amfani da sarari.Ayyukan damping shine maɓalli na maɓalli don bincike da ƙirƙira abubuwan daskarewa.Za'a iya ƙididdige halayen shayarwar girgizawa da tsayin daka na nau'ikan damping daban-daban da kuma kwatanta su ta hanyar gwada taurinsu da yawan kuzari.
Ka'idar gwaji
na damping spacer: An haɗa goyan bayan waya mai goyan bayan mai damping spacer tare da madaidaicin tebur ɗin jijjiga don samar da na'ura mai jujjuyawa, kuma ana amfani da girgizar darjewar don daidaita yanayin aiki na damping spacer a saman sama. waya.Gwada layin madauki na sandar damping spacer a saman waya don tallafawa girman layin goyan baya yana canzawa tare da ƙarfin waje.Yankin da wannan layin madauki ke rufe shine asarar makamashi na mako-mako.Ana ƙididdige matsakaicin ƙima daga matsakaicin ƙarfin waje da girma.
Na'urar hana rawa na ƙulla rotary spacer:
murfin kankara na waya guda da tsagawar waya ya sha bamban sosai.Axis na layin watsa gabaɗaya yana ƙanƙara da ƙanƙara kuma yana fuskantar gefen iska.Bayan an lulluɓe mai gudanarwa da ƙanƙara, rashin daidaituwar taro zai karkata a kusa da nasa axis.Siffar ɓangaren giciye na mai sarrafa kankara ya zama daidai lokacin da ake ci gaba da jujjuyawar da kuma rufe kankara.Yana da tasirin danne galloping na waya.Rarraba madugu suna da masu tazara a tsaka-tsaki don gyara ƙananan masu gudanarwa, ta yadda ƙananan masu gudanarwa ba za su iya jujjuya daidai da sandunan sarari ba.A lokaci guda, saboda ƙayyadaddun haɗin haɗin kai, ƙaddamarwar torsional na guntu mai guntu mai guntu yana ƙaruwa.Sub-conductor na karamin rata yana buƙatar jujjuyawar juzu'i mafi girma a tsaye, kuma yana da wahala mai gudanarwa ya jujjuya axis ɗinsa.Matsakaicin tsagawar waya ya fi girma fiye da na waya guda ɗaya, kuma icing ɗin da bai dace ba ya fi tsanani, don haka tsagawar waya ta fi yin tsalle fiye da waya ɗaya.
Ƙa'idar kariya ta rawa na mai ɗaukar waya mai jujjuya sararin samaniya: madaurin waya mai juyawa shine mabuɗin kariya daga rawa.Lokacin da aka gyara ƙananan masu gudanarwa tare da masu sarari, rabin masu gudanarwa na iya juyawa a cikin wani kewayon.Ko da a cikin yanayin ƙanƙara, masu gudanarwa kuma za su iya amfani da ƙanƙara mai lullube da dusar ƙanƙara don karkatar da su, da kuma yin su ta hanyar karkatar da gatari nasu Ko da yaushe tare da icing.Ta yadda za a cimma manufar murkushe wariyar da aka lullube da kankara.