Tšebeliso eabrakebahanyetsika thepa ea crane ke ea bohlokoa bakeng sa ts'ebetso e bolokehileng le e sebetsang ea mochini.Mokhoa oa ho sebetsa oa lisebelisoa tsa ho phahamisa ka har'a crane ke: motlakase o sebetsa sebakeng sa ho hlahisa matla ha o theohela tlaase, 'me motlakase o sebetsa ha o nyolohela holimo.Haeba ho se na mohanyetsi oa braking o eketsoang, motlakase o hlahisoang ke motlakase o tla sebetsa ka kotloloho ho mojule oa inverter, o baka tšenyo khafetsa ho module.
Nakong ea ts'ebetso ea ho fokotsa motlakase, inertia ea lisebelisoa tse feteletseng e tlaretelehaenjene ho jenereithara, ho etsa hore enjene e fane ka matla ho inverter ka nqa e fapaneng.Sena se ka etsa hore ho be le alamo e feteletseng ea motlakase ho inverter.E le ho rarolla bothata bona, mokhoa oa ho eketsa matla a ho hanyetsa (ho fokotsa boleng ba ho hanyetsa ka nepo) o ka sebelisoa ho lokolla matla a mangata.Ntle le moo, li-resistors tse ling tsa brake li ka fana ka phepelo ea motlakase ho loop ea motlakase, e bohlokoa haholo lits'ebetsong tse fapaneng tsa maqhubu ka bese e tloaelehileng ea DC mme e thusa ho boloka matla.
Thebrakemohanyetsie bapala karolo ea bohlokoa ho thibela ho feta-voltage ea frequency converter nakong ea ho theoha, ho khutsufatsa sebaka sa ho fokotsa lebelo, le ho ntlafatsa ts'ebetso e matla ea lisebelisoa tsa ho phahamisa.Leha brake e hahelletsoeng ka hare ea enjene e sebelisoa haholo bakeng sa braking ea ho qetela ea ho paka, ha e sebetse hantle bakeng sa ho fokotsa lebelo.Mona ke moo braking e hanyetsang e kenang teng kaha e ama koloi feela nakong ea ho theoha 'me ha e na phello hang ha koloi e emisoa.Ho boloka koloi e eme tlas'a moroalo o ka bang teng, ho tlameha ho sebelisoe mariki.
Mabapi le mofuta oa li-resistors tsa brake tse sebelisoang lisebelisoa tsa ho phahamisa, li-resistors tsa aluminium le li-resistors tsa ripple hangata li sebelisoa ho qala mojaro.Li-resistors tsena tsa braking li ka boela tsa pakoa ka holim'a tse ling, empa tlhokomelo e khethehileng e tlameha ho fuoa polokeho le ho kenya ka nepo.Haeba palo ea bahanyetsi e feta 4, e tlameha ho behoa holim'a foreimi e khethehileng ea tšepe ha e ntse e boloka sebaka sa 80mm pakeng tsa lihlopha tse peli tse haufi tsa li-resistors.Ho phaella moo, thebe ea mocheso e ka kenngoa bohareng bakeng sa tšireletso e eketsehileng.Hoa hlokahala ho etsa bonnete ba hore li-screws li thehiloe ka thata ho thibela likotsi kapa ts'oaetso ea motlakase ho basebetsi nakong ea ho kenya.
Ka kakaretso, ts'ebeliso ea li-resistors tsa brake ka lisebelisoa tsa crane ho bohlokoa ho laola tokollo ea matla nakong ea ho fokotseha, ho thibela tšenyo ho converter ea frequency, le ho ntlafatsa ts'ebetso le polokeho ka kakaretso.Ho kenya ts'ebetso e nepahetseng le kutloisiso ea ts'ebetso ea "braking resistor" ho bohlokoa ts'ebetsong e nepahetseng ea mochini oa crane.
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