Sesebelisoa sa mantlha sa ho ntlafatsa ts'ebetso ea li-inverters tsa sistimi ea polokelo ea matla: plug-in aluminium electrolytic capacitors ea metsi

Indasteri ea polokelo ea matla ke karolo ea bohlokoahali ea tsamaiso ea sejoale-joale ea matla. Inverter e bapala likarolo tse ngata tsamaisong ea sejoale-joale ea polokelo ea matla, ho kenyelletsa phetolo ea matla, taolo le puisano, ts'ireletso ea ho itšehla thajana, taolo ea matla, ho tjhaja le ho tjhaja habeli, taolo e bohlale, ts'ireletso e mengata le tšebelisano e matla, e etsang hore inverter e be e 'ngoe ea likarolo tsa bohlokoa tsa sistimi ea polokelo ea matla.

Li-inverters tsa polokelo ea matla hangata li entsoe ka litsamaiso tsa ho kenya, tlhahiso le taolo. Li-capacitor li bapala karolo ho inverter, ho kenyelletsa ho tsitsisa ha motlakase le ho sefa, ho boloka matla le ho lokolla, ho ntlafatsa matla a motlakase, ts'ireletso le ho theola moea oa DC. Mesebetsi ena hammoho e netefatsa ts'ebetso e tsitsitseng le ts'ebetso e phahameng ea inverter. Bakeng sa litsamaiso tsa polokelo ea matla, e ka ntlafatsa katleho le botsitso ba sistimi ka kakaretso.

Melemo ea li-capacitor tsa YMIN ho li-inverters

Boima ba matla a phahameng:

Inverter e amohela motlakase o hlahisoang ke lisebelisoa tsa matla tse nchafalitsoeng joalo ka liphanele tsa letsatsi kapa li-turbine tsa moea ebe e o fetola mofuta oa motlakase o fihlelang tlhoko. Ts'ebetsong ena, kaha moroalo oa hona joale o ka eketseha hang-hang, inverter e hloka ho ba le matla a matla a taolo ea matla ho netefatsa tlhahiso e ntle ea motlakase.

YMIN aluminium electrolytic capacitorse na le monyetla oa ho ba le matla a phahameng, a ka bolokang tefiso e ngata ka molumo o le mong, ho finyella ka botlalo tlhokahalo ea mojaro o ka 'nang oa eketseha hang-hang. Ts'ebetsong ea inverter, tšobotsi ena e netefatsa tlhahiso e boreleli ea matla a motlakase.

Khanyetso e phahameng ea hona joale ea ripple:

Nakong ea ts'ebetso ea inverter, haeba tokiso ea matla a matla e sa etsoe, hona joale ho hlahisoa ha eona ho ka ba le likarolo tse ngata tsa harmonic. YMIN aluminium electrolytic capacitor, e nang le khanyetso e tlase e lekanang (ESR) le litšoaneleho tse ntle tsa maqhubu a phahameng, e ka fokotsa litaba tsa harmonic ka nepo, eseng feela ho fihlela tlhoko ea mojaro ea matla a boleng bo holimo a AC, empa hape le ho netefatsa hore inverter e lumellana le litekanyetso tse nepahetseng bakeng sa phihlello ea grid, ho fokotsa tšitiso le tšusumetso e mpe ho grid.

Ntle le moo, ka lehlakoreng la ho kenya letsoho ho DC, li-capacitor tsa YMIN, tse nang le matla a phahameng a matla le ts'ebetso e ntle ea ho sefa, li ka tsoela pele ho sefa lerata le tšitiso ea phepelo ea motlakase ea DC, ho netefatsa hore motlakase o kenang o hloekile, ka hona o fokotsa tšusumetso ea matšoao a tšitiso likarolong tse latelang tsa potoloho ea inverter le ho ntlafatsa ts'ebetso ea ts'ebetso ka botlalo.

Molemo oa ho hanyetsa motlakase o phahameng:

Ka lebaka la liphetoho tsa matla a khanya, motlakase o hlahisoang ke photovoltaic system e ka 'na ea se ke ea tsitsa,' me lisebelisoa tsa semiconductor tsa matla ka inverter li tla boela li hlahise li-spikes tsa motlakase le tsa hona joale nakong ea ho fetola. Li-spikes tsena li ka baka tšenyo ea lisebelisoa tsa motlakase. Ka hona, buffer capacitor e bapala karolo ea bohlokoa ho monyeng ha motlakase le li-spikes tsa hajoale le ho sireletsa lisebelisoa tsa motlakase ho tsoa ho motlakase o mongata kapa litšisinyeho tsa hajoale. Ka nako e ts'oanang, capacitor e ka theola liphetoho tsa motlakase le tsa morao-rao, ea fokotsa tahlehelo ea matla nakong ea ts'ebetso ea ho fetola, 'me kahoo e ntlafatsa katleho ea phetoho le botsitso ka kakaretso ba inverter.

YMINKeletso ea khetho ea capacitor ho inverter:

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Kakaretso:

YMIN capacitorsli ntlafalitse ka botlalo ts'ebetso ea li-inverters lits'ebetsong tsa polokelo ea matla ka litšoaneleho tsa tsona tse ntle joalo ka ho hanyetsa motlakase o phahameng, letsoalo le phahameng la matla, ESR e tlase, le khanyetso e matla ea ripple hajoale. Ha e fokotse feela tahlehelo ts'ebetsong ea phetolo ea matla ka litšobotsi tse ntle tsa ho sefa le taolo ea motlakase, empa hape e khona ho fetola voltage, hona joale le maqhubu ho netefatsa tlhahiso e tšepahalang haholoanyane ea sistimi. Ka nako e ts'oanang, li-capacitor li monya ka potlako lits'oants'o tsa nakoana le li-pulsation tse boreleli tsa motlakase, li matlafatsa tsamaiso e khahlanong le tšitiso le botsitso. Ntle le moo, li-capacitor tsa YMIN li ts'ehetsa ka nepo polokelo ea matla le ho lokolloa nakong ea ts'ebetso ea ho tjhaja le ho lahla, ho eketsa ts'ebetso ea ts'ebeliso ea matla ea sistimi ea polokelo ea matla le ho thusa sistimi eohle ho fihlela katleho e phahameng ea phetoho, botsitso bo matla le tahlehelo e tlase ea matla.

 


Nako ea poso: Jan-17-2025