E le ho finyella litlhoko tsa likepe tse kholo le tse mahareng le ho kopanngoa ha moruo oa lefats'e, hammoho le lithibelo tsa tsoelo-pele ea moruo le ea sechaba ka lisebelisoa le tikoloho le nts'etsopele ea tsoelo-pele ea tikoloho likoung tse lebōpong la leoatle, nts'etsopele le moralo oa metsi a tebileng. litsela le libaka tsa ho paka makoloi, le moralo oa mechine ea lipalangoang boema-kepe Bongata bo boholo le bo sebetsang hantle, bohokahanyi ba tlhahisoleseling le taolo taolong ea boema-kepe, nts'etsopele e hlophisitsoeng e ipapisitseng le litšoaneleho tsa mefuta e fapaneng ea thepa, mekhoa e meholo, e bohlale le ea tikoloho. lintlha tsa bohlokoa tsa ntlafatso ea boema-kepe le boqapi ba nako e tlang.
Ka lebaka la litlhoko tsa kabo, ho na le palo e kholo ea meroalo ea li-crane tsa lifofane indastering ea ho jarolla joalo ka likou, 'me li-inverters li kentsoe mejaro e mengata.Palo e kholo ea li-converter tsa maqhubu e eketsa haholo litaba tsa harmonic tsamaisong ea kabo ea matla ea indasteri ea boema-kepe.Hajoale, ts'ebetso ea tokiso ea li-inverters tse ngata e sebelisa tokiso ea li-pulse tse tšeletseng ho fetolela matla a AC hore e be matla a DC, kahoo li-harmonics tse hlahisoang haholo ke tsa bohlano, tsa bosupa le tsa leshome le motso o mong.Kotsi ea li-harmonics ho software ea petrochemical system e bonts'oa ka ho khetheha kotsi ea boenjiniere ba matla le phoso ea tekanyo e nepahetseng.Liphuputso li bontšitse hore maqhubu a harmonic a tla baka tahlehelo e eketsehileng ho transformer, e tla baka ho chesa haholo, ho potlakisa botsofali ba mochine o sireletsang mocheso, 'me ho baka tšenyo ea ho kenya letsoho.Ho ba teng ha li-harmonics ho eketsa matla a bonahalang 'me ho na le phello e mpe e kholo ho katleho ea transformer.Ntle le moo, pulse current e na le tšusumetso e mpe ka kotloloho ho li-capacitor, li-disconnectors le lisebelisoa tsa ts'ireletso ea relay tsamaisong ea phepelo ea motlakase.Bakeng sa lisebelisoa tse ngata tsa tlhahlobo, motso oa 'nete o bolelang boleng ba lisekoere o ke ke oa lekanyetsoa, empa boleng bo tloaelehileng bo ka lekanyetsoa,' me joale sebopeho se inahaneloang sa maqhubu se atolosoa ke index e ntle ho fumana boleng ba ho bala.Ha li-harmonics li tebile, ho bala ho joalo ho tla ba le liphapang tse kholo, e leng se tla fella ka ho kheloha ha litekanyo.
Mathata ao o ka kopanang le ona?
1. Ho qala mathata a mefuta e sa tšoaneng ea lifofane le lipompo
2. Mofetoleli oa maqhubu o hlahisa palo e kholo ea li-harmonics, tse amang ts'ebetso e sireletsehileng ea lisebelisoa tsa motlakase tsa tsamaiso.
3. Kotlo ea motlakase e sebetsang e bakoang ke matla a tlase (ho latela mokhoa oa ho fetola chelete ea metsi le motlakase o entsoeng ke Lekala la Mehloli ea Metsi le Motlakase oa khamphani ea rona le Bureau ea Theko ea k'hamphani ea rona);
Tharollo ea rona:
1. Kenya lisebelisoa tsa mats'eliso a motlakase a matla a phahameng a matla a motlakase a HD ka lehlakoreng la 6kV, 10kV kapa 35kV ea sistimi ho lefa matla a sebetsang a sistimi, ho ntlafatsa ntlha ea matla, ho rala sekhahla se sebetsang sa ho arabela, 'me ka mokhoa o itseng ho laola lebelo la molumo. ea tsamaiso;
2. Lehlakore le phahameng la motlakase le sebelisa mokhoa oa ho hlaphoheloa o matla oa boleng ba matla ho lefella ka matla meroalo e sebetsang ka nako ea sebele le ho boloka ho tšepahala ha boleng ba matla a tsamaiso;
3. Sefahla se sebetsang sa Hongyan APF auto control system pulse current se kentsoe karolong e ka tlaase ea voltage 0.4kV, 'me lisebelisoa tsa ts'ireletso ea data tse tsitsitseng Hongyan TSF puseletso tsamaiso ea software reactive load e khethoa ho ntlafatsa ntlha ea matla.
Nako ea poso: Apr-13-2023