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Damping resistor bhokisi
Kuti udzivise iyo isina kuenzana voltage yenzvimbo yakarerekera yegidhi system kubva pakuwedzera nekuda kwekuiswa uye kuyerwa kweiyo arc kudzvinyirira coil apo iyo arc yekudzvinyirira coil ye pre-adjustment compensation mode iri kushanda pasi peyakajairika mamiriro emagetsi grid. , inonzverwa uye yakagadzirwa.Kana gidhi remagetsi richimhanya zvakajairika, gadzirisa iyo inductance yearc kudzvinyirira coil kune yakakodzera chinzvimbo pachine nguva, asi panguva ino inductance uye capacitive reactance inenge yakaenzana, iyo ichaita kuti gidhi remagetsi rive munzvimbo iri pedyo neresonance, zvichikonzera. the neutral point voltage kukwira.Kuti udzivise izvi Kana chiitiko ichi chikaitika, chigadziriso chinodzivirirwa chinowedzerwa kune arc suppression coil compensation mudziyo mune pre-adjustment mode, kuitira kudzvanya displacement voltage yeyasina kwayakarerekera kune inodiwa chinzvimbo uye kuve nechokwadi chakajairwa. kushanda kwe network yemagetsi.
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Yakazara seti yechikamu-inodzorwa arc kudzvinyirira coil
Tsanangudzo yenheyo yemaitiro
Iyo phase-inodzorwa arc kudzvinyirira coil inonziwo "yakakwira pfupi-yedunhu impedance type", ndiko kuti, iyo yekutanga mhepo yearc kudzvinyirira coil mumudziyo wakazara yakabatana kune kwayakarerekera nzvimbo yekugovera network seyainoshanda mhepo, uye. iyo yechipiri mhepo inotenderera inoshandiswa seyekudzora mhepo neaviri akadzokera kumashure akabatana The thyristor ipfupi-inotenderera, uye ipfupi-yedunhu ikozvino mune yechipiri mhepo inogadziriswa nekugadzirisa conduction angle ye thyristor, kuitira kuti uone iyo inodzoreka gadziriso ye reactance value.inochinjika.
Iko conduction angle ye thyristor inosiyana kubva pa 0 kusvika 1800, kuitira kuti iyo yakaenzana impedance ye thyristor inosiyana kubva ku infinity kusvika ku zero, uye inobuda muripo wezvino inogona kuramba ichigadziriswa pasina nhanho pakati pe zero uye yakayerwa kukosha.
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Capacitance-inogadziriswa arc kudzvinyirira coil yakazara seti
Tsanangudzo yenheyo yemaitiro
Iyo inogadzirisa-inogadzirisa arc inodzvanya coil ndeyekuwedzera yechipiri coil kune arc inodzvanya coil mudziyo, uye akati wandei mapoka e capacitor mitoro akabatanidzwa mukufanana pane yechipiri coil, uye chimiro chayo chinoratidzwa mumufananidzo uri pazasi.N1 ndiyo mhepo huru, uye N2 ndiyo yechipiri mhepo.Mapoka akati wandei ema capacitor ane vacuum switch kana thyristors akabatana mune parallel padivi rechipiri kugadzirisa capacitive reactance yechipiri side capacitor.Zvinoenderana nemusimboti wekushandurwa kwe impedance, kugadzirisa iyo capacitive reactance kukosha kwechikamu chechipiri inogona kusangana nezvinodiwa zvekuchinja inductor ikozvino yedivi rekutanga.Kune zvakawanda zvakasiyana-siyana zvibvumirano uye kusanganiswa kwehukuru hwekukwanisa kukosha uye nhamba yemapoka kuti asangane nezvinodiwa zvekugadzirisa mararamiro uye kunyatsojeka.
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Yakazara seti ye bias magineti arc kudzvinyirira coil
Tsanangudzo yenheyo yemaitiro
Biasing type arc inodzvanya coil inotora kurongeka kweiyo magnetized iron core segment muAC coil, uye iyo magineti permeability yesimbi musimboti inoshandurwa nekuisa iyo DC excitation ikozvino, kuitira kuti uone kuenderera kugadziridzwa kweiyo inductance.Kana imwe-chikamu chepasi chikanganiso chikaitika mumagetsi emagetsi, mutongi pakarepo anogadzirisa inductance kubhadhara pasi capacitance ikozvino.
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HYXHX akatevedzana akangwara arc kudzvinyirira mudziyo
Munyika yangu 3 ~ 35KV magetsi emagetsi sisitimu, mazhinji acho haana kwaakarerekera point ungrounded system.Maererano nemitemo yenyika, kana imwe-phase grounding ikaitika, hurongwa hunobvumirwa kushanda nemhosva kwemaawa maviri, iyo inoderedza zvikuru mari yekushanda uye inovandudza kuvimbika kwegadziriro yemagetsi.Nekudaro, nekuda kwekuwedzera zvishoma nezvishoma musimba rekupa simba rehurongwa, iyo nzira yekupa magetsi ndiyo Mutsetse wepamusoro unoshandurwa zvishoma nezvishoma kuita tambo yetambo, uye iyo capacitance ikozvino yehurongwa kusvika pasi ichave yakakura kwazvo.Kana iyo sisitimu yakadzimwa-chikamu, iyo arc inoumbwa neakawandisa capacitive ikozvino haisi nyore kudzima, uye inokwanisa kushanduka kuita intermittent arc grounding.Panguva ino, iyo arc grounding overvoltage uye iyo ferromagnetic resonance overvoltage inonakidzwa nayo ichave Inotyisidzira zvakanyanya kushanda kwakachengeteka kwegedhi remagetsi.Pakati pavo, iyo single-phase arc-ground overvoltage ndiyo yakanyanya kuoma, uye iyo overvoltage level yeiyo isiri-yakaipa chikamu inogona kusvika 3 kusvika 3.5 nguva yakajairika yekushanda chikamu voltage.Kana iyo yakakwira overvoltage inobata pane gidhi remagetsi kwemaawa akati wandei, zvinongokuvadza kuvharirwa kwemidziyo yemagetsi.Mushure menguva dzinoverengeka dzekukuvadzwa kwekuvharisa kwemidziyo yemagetsi, nzvimbo isina simba yekuisa inoumbwa, izvo zvinokonzeresa tsaona yekuputsika kwepasi uye kupfupika kwedunhu pakati pezvikamu, uye panguva imwechete kukonzeresa kuparara kwemidziyo yemagetsi (kunyanya. iyo insulation breakdown yemota)), iyo cable blasting phenomenon, saturation yevoltage transformer inomutsa ferromagnetic resonance body kupisa, uye kuputika kweanosunga uye dzimwe tsaona.
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Yakazara seti yekutendeuka-inogadzirisa arc kudzvinyirira coil
Mushanduko uye kugovera network system, kune marudzi matatu easina kwaakarerekera point grounding nzira, imwe iine kwayakarerekera point ungrounded system, imwe yacho inzvimbo isina kwayakarerekera kuburikidza nearc suppression coil grounding system, uye imwe yacho inzvimbo isina kwayakarerekera kuburikidza nekupikisa. grounding system system.
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HYSVG Static Var jenareta
Fundamental
Nheyo yekutanga yeSTATCOM, static var jenareta (inozivikanwawo seSVG), ndeyekubatanidza yega-yakagadziriswa bhiriji reketi zvakananga mukuenderana negedhi remagetsi kuburikidza ne reactor, uye gadzirisa zvakanaka chikamu uye amplitude yeinobuda voltage ye AC divi redunhu rebhiriji kana kudzora zvakananga Yayo AC padivi ikozvino inogona kuita kuti dunhu ritumire reactive razvino rinosangana nezvinodiwa, uye kuona chinangwa chesimba rekuita reactive simba muripo.
Matatu ekushanda maitiro eSVG -
HYSVG yekunze mbiru mhando nhatu-chikamu unbalance control mudziyo
Iyo ichangobva kuvhurwa HYSVG pakona yekunze kwekambani yedu inopindura zvizere kune "Special Kuongorora uye Kurapwa kweAkaderera-Voltage Matambudziko" uye "Chiziviso cheTechnical Principles for Low-Voltage Control of Distribution Networks" inokurudzirwa nehurumende, iyo inogona kunyatso kudzora. matambudziko matatu-chikamu chiripo mukushandurwa nekuvandudzwa kwematanho ekugovera.Nyaya dzinokosha dzakadai sekusagadzikana, yakaderera terminal voltage, bidirectional muripo we reactive ikozvino uye harmonic kusvibiswa;kunatsiridza voltage kunaka munguva chaiyo.Simudza terminal voltage, vandudza kunaka kwekugovera kwemagetsi, uye gadzirisa nharaunda yemagetsi;kugadzirisa dambudziko rematatu-phase kusaenzana, kuderedza zvakanyanya kurasikirwa kwe-low-voltage distribution network mitsara uye transformers, uye kuwedzera hupenyu hwekushandura;ita kuti reactive simba riwane chiyero chemunharaunda uye kuwedzera simba factor Distribution network kubuda simba;mhinduro yakakwana yekusvibiswa kweharmonic kunokonzerwa nemitoro isina mitsetse.
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HYSVG yakatevedzana yakakwira voltage ine simba reactive simba rekubhadhara mudziyo
HYSVG yakatevedzana yakakwira-voltage dynamic reactive power compensation device is reactive power compensation system ine IGB semusimboti, inogona kukurumidza uye nekuenderera mberi ichipa capacitive kana inductive reactive simba, uye kuona kutonga kwesimba rinoita reactive, rinogara riri voltage uye rinogara riri simba chinhu pa nzvimbo yekuongorora.Ita shuwa kuti yakagadzikana, inoshanda uye yemhando yepamusoro kushanda kwesimba remagetsi.Mune network yekugovera, kuisa zvidiki uye zvepakati-zvinokwanisa zvigadzirwa zveHYSVG padhuze nemimwe mitoro yakakosha (senge magetsi arc furnaces) inogona kuvandudza zvakanyanya kunaka kwesimba panzvimbo yekubatanidza pakati pemutoro uye grid yeruzhinji, sekuvandudza simba chinhu uye kukunda zvitatu. -phase kusaenzana., Bvisa voltage flicker uye kushanduka kwemagetsi, kudzvinyirira kusvibiswa kweharmonic, nezvimwe.
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HYSVGC yakatevedzana hybrid static var dynamic muripo mudziyo
Iyo low-voltage hybrid active dynamic reactive power compensation device inoiswa mu low-voltage power distribution system kuti ivandudze kunaka kwevoltage yelow-voltage power distribution, kunatsiridza mashandiro uye manejimendi emuripo wesimba reactive, uye kushandira zvirinani vatengi vemagetsi.Mune yekutanga low-voltage reactive power automatic A low-voltage active hybrid dynamic reactive power compensation device inokwidziridzwa nekuwedzerwa pahwaro hwemuripo mudziyo.
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HY-HPD akatevedzana harmonic mudziviriri
HY-HPD-1000 inoshandisa chidziviriro chevhavha kuchengetedza akasiyana-siyana ekudzora midziyo munzvimbo inowirirana, senge makomputa, PLCs, sensors, isina waya michina, CT michina, DCS, nezvimwewo, kuitira kuti pendi ive isina njodzi.Iko kushandiswa kweHY-HPD-1000 wave mudziviriri kunoderedza kutadza chiyero chemidziyo uye kukanganiswa kwemuchina, inovandudza kushanda kwayo uye hupenyu hwesevhisi yemidziyo, uye inokunda zvizere hurombo hwesimba hunokonzerwa nehupamhi hwepamusoro-soro padivi remushandisi, inotungamira. kuEquipment kupfeka uye kubvaruka, kusashanda zvakanaka, zvichikonzera kurasikirwa kusingakoshi.
HY-HPD-1000 inoenderana zvizere neIEC61000-4-5, IEC60939-1-2 uye mamwe maitiro.
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HYAPF akatevedzana anoshanda sefa
Kuti uenderere mberi nekusangana nezvinodiwa zvakasiyana zvevatengi vakasiyana zveanoshanda magetsi mafirita uye nekuvandudza hungwaru, kureruka uye kugadzikana kweharmonic control, kambani yakatangisa nyowani modular matatu-level inoshanda sefa mudziyo.