LINGSHIDA e arolelana ts'ebeliso ea li-inverter tsa vector ho li-escalators!

LINGSHIDA e arolelana ts'ebeliso ea li-inverter tsa vector ho li-escalators!

Theknoloji ea inverter ea vector e thehiloe khopolong ea DQ axis. Mohopolo oa eona oa mantlha ke ho bolisa hona joale ha enjene hore e be D axis current le Q axis current. D axis current ke matla a hlasimollang 'me Q axis ea hona joale ke torque ea hona joale. Sena se ka arola taolo ea hona joale le torque ea motlakase oa AC, e le hore enjene ea AC e be le litšobotsi tsa taolo tse ts'oanang le tsa DC. Ke khopolo e nepahetseng ea taolo e etselitsoeng koloi ea AC, e ntlafatsang haholo litšobotsi tsa taolo ea koloi ea AC. Leha ho le joalo, khopolo ena ea taolo ha e sebelisoe feela ho li-asynchronous motors tsa AC, DC variable frequency motors (BLDC, e leng li-performance magnet synchronous motors) le tsona li sebelisa khopolo ena ea taolo haholo. Mona re tla arolelana lits'ebetso tse ling tsa li-inverter tsa vector ts'ebelisong ea li-escalator.

Tlas'a motheo oa ho se be le litlamorao tse ling tse mpe ts'ebelisong e tloaelehileng ea escalator, mohopolo oa taolo ea lebelo la phetoho ea vector e hlahisoa. Ke hore, ho ea ka pontšo e hlahisoang ke sensor, escalator e matha ka lebelo la pele (50Hz) ha motho a palame; ha ho se motho, escalator e theolela lebelo le tlase kapa e emisa ho matha.

Sistimi e hloka hore frequency inverter e qale le ho sebetsa hantle, ka ts'ebetso e ntle ea ho potlakisa, torque e kholo ea ho qala, le bokhoni bo matla ba ho jara. Ka nako e ts'oanang, e lokela ho ba le bokhoni ba ho fetola sistimi ea taolo ho ts'ebetso ea maqhubu a indasteri ha sistimi ea taolo ea lebelo la inverter e hloleha, ho netefatsa ts'ebetso e tloaelehileng ea ts'ebetso ea lipalangoang tsa escalator.

Bakeng sa litepisi tsa bapalami, nako ea ts'ebeliso ea tlhoro hangata e etsahala thapama le mantsiboea, 'me sekhahla sa tšebeliso ea nako se tlase, se nang le sebaka se ngata sa ho boloka matla. Ho latela melao-motheo e kaholimo ea phetoho, ha ho nahanoa ka litšenyehelo tsa matsete le boemo ba boiketsetso, ho ka sebelisoa merero e latelang ea phetolo ea khafetsa:

1. Adopt frequency converter ho khanna mochine o ka sehloohong oa lifti, mofetoleli oa maqhubu o amohela mekhoa e mengata ea ho laola lebelo, 'me o behe maqhubu a maholo (lebelo le tlaase), maqhubu a mangata a 1 (lebelo le phahameng) maqhubu a mabeli a sebetsang;

2. Kenya sesebelisoa sa sensor ea infrared qalong le qetellong ea lifti. Ha bapalami ba feta lifti, sesebelisoa sa sensor ea infrared sea hlahisoa ebe se romela letšoao la switch ho frequency inverter;

3. Ha ho e-na le phallo ea bapalami, mochine oa sensor oa infrared o hlahisoa, 'me inverter e potlakisa hang-hang ho ea makhetlo a mangata a lebelo la 2' me e etsa hore lift e tsamaee ka lebelo le phahameng;

4. Ha lifti e sebetsa ka lebelo le phahameng, timer e hahiloeng ka har'a inverter e qala nako. Haeba ho se na bapalami ba fetang lifti ka nako ea nako, inverter e tla fetohela ka bo eona ho maqhubu a lebelo la 1 kamora hore nako e fele, ebe e matha ka lebelo le tlase;

5. Haeba mopalami a boela a kenya mochine oa sensor ea infrared nakong ea nako ea nako, sebali se tla beha nako hape;

6. Bakeng sa lifti ho ea holimo le tlase, taolo ea peripheral e amohela switch interlock ho netefatsa ts'ebetso e tloaelehileng ea sistimi ea escalator;

7. E le hore u sebelise matla a feteletseng a hlahisoang nakong ea ho theoha kapa ho qhoqhoa, mochine o thibelang braking o tlameha ho kenngoa ho converter frequency.

Sebopeho sa lihlahisoa tsohle tsa Lingshida se nka moralo o ikemetseng oa pompo ea moea o pholileng, 'me li-inverters tse ling li nka moralo o tiisitsoeng ka botlalo, o qobang ho kopana ka kotloloho lipakeng tsa liboto tsa PCB le likarolo le tikoloho e thata, e lelefatsang bophelo ka nepo. Likarolo tsa motlakase tse sebetsang hantle haholo tsa Lingshida kaofela li entsoe ka thepa ea boemo ba indasteri. Ts'ebetso ea tlhahiso e sebelisa ka tieo sistimi ea taolo ea boleng mme e amohela ts'ebetso eohle ea ho laola lihokelo tsohle tsa ketane ea phepelo. Moaho o tloaelehileng oa feme ea lisekoere-mithara tse 6000, o nang le mela e meraro ea tlhahiso e bohlale, le laboratori e inehetseng e nang le sete e felletseng ea mela ea liteko, e etsisa maemo a fapaneng a thata mme e haufi le litlhoko tsa 'nete tsa ntoa.


Nako ea poso: Nov-10-2021