Joang ho rarolla bothata ba overvoltage ea frequency AC resonant test system?

Joang ho rarolla bothata ba overvoltage ea frequency AC resonant test system?

Sistimi ea tlhahlobo ea resonant ea frequency ea AC e sebelisoa ho tsebahatsa matla a ho kenella a lisebelisoa tsa motlakase.Ke ea bohlokoa haholo ho ahlola hore na lisebelisoa tsa motlakase li ka qala ho sebetsa.Hape ke mokhoa oa bohlokoa oa ho netefatsa boemo ba ho kenya lisebelisoa le ho qoba likotsi tsa ho pata.Hobane sesebelisoa sa tlhahlobo ea frequency conversion resonance se ka bonts'a boemo ba 'nete ba lisebelisoa tsa motlakase tse sebetsang tlasa voltage ea AC, se ka fumana bofokoli ba 'nete le ka nepo.

                                                    变电站变频串联谐振试验装置

HV HIPOT GDTF letoto la lihlooho tse Frequency Conversion AC Resonant Test System

 

Ka lebaka la ho resonance molao-motheo o amohetsweng ke maqhubu a ho sokoloha letoto la lihlooho tse resonance teko sesebediswa, gagamalo ya maqhubu a itseng ka tsamaiso lupu le capacitance le reactance ka lupu hlahisa resonance.Motlakase ho pholletsa le capacitor o fihla mocheso oa teko.

Ho ea ka melao-motheo e ka holimo le boemo ba 'nete ba teko setšeng, overvoltage ea maqhubu a ho sokoloha letoto la resonance ka kakaretso etsahala maemong a mabeli, e' ngoe ke ha sesebelisoa se batla ntlha ea resonance le mokhoa oa ho hlahisa motlakase oa resonance;e 'ngoe ke ha motlakase oa boost o fihla mocheso oa teko.ebang.

Tabeng ea ho fumana ntlha ea resonance ka letoto la resonance le ho e matlafatsa ho matla a teko, hangata tabeng ea hore motlakase oa ho mamella sehlahisoa sa teko ha o tšoanelehe kapa tikoloho ea sebaka ha e e-s'o be le liphetoho tse kholo, tlhahlobo e ke ke ea hlahisa tšireletso ea overvoltage. kapa diphoso tse ding.Leha ho le joalo, kaha motlakase oa marang-rang ha o tsitse 'me matla a ho kenya letsoho a matla a matla a fetoha, phallo e phahameng ea motlakase e boetse e na le ho fetoha ho itseng, ho ka bakang tšireletso ea overvoltage holim'a tlhōrō ea motlakase.Haeba motlakase oa motlakase o fetoha, o ka fetola tšireletso ea overvoltage ea sesebelisoa, 'me u behe tšireletso ea overvoltage ho boleng bo batlang bo le holimo.Ka kakaretso re hloka tšireletso ea overvoltage hore e behoe ho makhetlo a 1.1-1.2 ho feta ts'ireletso ea motlakase.Ka nako ena, ha ho na bothata ho e beha makhetlo a 1.2.

Taba e ka holimo ke bothata bo bonolo, empa ho thata hore ho feto-fetoha ha motlakase ho etsa hore ho be le overvoltage ha ho etsoa tšireletso ea overvoltage.Ka kakaretso, overvoltage ea maqhubu a ho sokoloha letoto la lisebelisoa teko ea resonance e boemong ba ho fiela khafetsa sesebelisoa, ke hore, nakong ea ho fumana ntlha ea resonance.Mang kapa mang ea sebelisitseng mochine oa tlhahlobo ea maqhubu a ho fetola maqhubu a resonance oa tseba hore nakong ea ho fumana ntlha ea resonance ea mochine oa tlhahlobo ea maqhubu a phetoho ea maqhubu, motlakase le maqhubu li na le kamano e tšoanang le ea parabola.Ka nako e sa lekanyetsoang, tsamaiso e fumana matla a phahameng, ke hore, vertex ea parabola, e le ntlha ea resonance.Kaha khopolo ea molao-motheo oa resonance e ka etsa hore motlakase o tlase oa motlakase o be makhetlo a 80 (ka lebaka la boleng ba boleng le likamano tse ling hangata eseng makhetlo a fetang 30), motlakase o hlokahalang bakeng sa ho fiela khafetsa sesebelisoa sa tlhahlobo ea frequency conversion resonance hangata ke 20. -50V, 'me motlakase ka mor'a ho tsosoa ka kakaretso ke oa li-volts tse makholo a' maloa.Ka melao-motheo e ka holimo, re fumane hore haeba motlakase oa teko oa sehlahisoa seo re se hlokang se le tlase ho feta motlakase ha resonance ea tsamaiso e le ntlha ea resonance, tsamaiso e ka 'na ea e-ba le tšireletso ea overvoltage ha e batla ka bo eona ntlha ea resonance.Ka nako ena, lisebelisoa tsohle tsa tlhahlobo ea maqhubu a resonance ha li khone ho mamella khatello, tlhahlobo ha ea ka ea phethoa.

Tharollo ea bothata bona le eona e batla e le mathata.Ha se hore sesebelisoa sa tlhahlobo ea frequency frequency resonance ha se khone ho hlahisa voltage ea liteko, empa motlakase oa resonance o phahame ho feta voltage ea liteko.Rea tseba hore motlakase oa kamehla oa resonance ea tsamaiso ke vertex ea parabola, ke hore, ha parabola e phahama ho ea Ts'ebetsong ea vertex kapa vertex e theoha, ho tla ba le ntlha e lumellanang le ntlha ea motlakase ea teko.Re hloka feela ho leka tlhahlobo ea tataiso ea "frequency conversion series" resonance, 'me re sebelise mokhoa oa ho batla khafetsa ho fumana sebaka sa frequency se lumellanang le voltage e sebelisitsoeng ebe re mamella voltage ho rarolla bothata ba overvoltage nakong ea ho fumana ntlha ea resonance.


Nako ea poso: Jun-14-2022

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