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Kogu kursuse konspekt - of / [www.ene.ttu.ee]

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Sisukord1 KRAANA.......................................................................................................................................... 41.1 KRAANATÜÜBID .............................................................................................................................. 41.2 KRAANAMOOTORITE KOORMUS........................................................................................................ 81.2.1 TÕSTEVINTSI MOOTOR .................................................................................................................. 81.2.2 SÕIDU- JA PÖÖRDEMEHHANISMI MOOTORID.................................................................................. 101.2.3 ÜLDJUHUS – KALDTEE ................................................................................................................ 111.3 VAHEAJALISE TÖÖREŽIIMIGA (S3) MEHHANISMI MOOTORI VÕIMSUSE VALIK ...................................... 121.3.1 ESIALGNE VALIK ......................................................................................................................... 121.3.2 KOORMUSRIDADE MEETOD.......................................................................................................... 141.3.3 KONTROLL LUBATUD KIIRENDUSELE............................................................................................. 151.4 KRAANAAJAMITE VAJALIKUD TUNNUSJOONED (KARAKTERISTIKUD) JA MOOTORID ............................ 161.4.1 VAJALIKUD OMADUSED ............................................................................................................... 161.4.2 KRAANAMOOTORID..................................................................................................................... 181.4.3 REVOLUTSIOONILISELT UUS MOOTORIKONTSEPTSIOON: STANDARD MOTOR FOR ALL APPLICATIONS . 191.5 KRAANA ELEKTRISEADMED............................................................................................................ 201.5.1 TÕSTEMAGNET........................................................................................................................... 201.5.2 PIDURIMAGNETID........................................................................................................................ 221.5.3 ELEKTROHÜDRAULILINE TÕUKUR (HÜDROTÕUKUR) ....................................................................... 231.5.4 KETASPIDUR .............................................................................................................................. 231.5.5 KONTROLLER ............................................................................................................................. 231.6 KRAANA JUHTIMINE....................................................................................................................... 241.6.1 ÜLDIST ...................................................................................................................................... 241.6.2 VEO- (SÕIDU-, TEISALDUS-) AJAMITE JUHTIMINE ........................................................................... 241.6.3 TÕSTEVINTSI AJAMI JUHTIMINE .................................................................................................... 251.6.4 PROGRAMMEERITAVATE KONTROLLERITE KASUTAMINE ................................................................. 251.6.5 KOMPUUTERJUHTIMINE............................................................................................................... 251.6.6 RAADIOJUHTIMINE ...................................................................................................................... 261.6.7 VANEMAD KONTROLLERLÜLITUSED .............................................................................................. 262 LIFT ............................................................................................................................................... 282.1 LIFTI EHITUS ................................................................................................................................. 282.2 LIFTIAJAMILE ESITATAVAD PÕHINÕUDED......................................................................................... 322.2.1 MOOTORI VAJALIK VÕIMSUS ........................................................................................................ 322.2.2 TÄPNE PEATUMINE KORRUSEL..................................................................................................... 342.2.3 SIIRDEPROTSESSIDE MINIMAALNE KESTUS PIIRATUD KIIRENDUSE JA TÕUKE JUURES........................ 352.3 LIFTI AJAM JA JUHTIMINE............................................................................................................... 362.3.1 LIFTI JÕUDLUSE SUURENDAMINE.................................................................................................. 362.3.2 LIFTI JUHTSKEEMI KOOSTAMISEST ............................................................................................... 372.3.3 SUUNAVALIK .............................................................................................................................. 372.3.4 ELEMENTAARNE LIFTI JUHTSKEEM ............................................................................................... 372.3.5 NÜÜDISAEGNE LIFTI JUHTSKEEM.................................................................................................. 392.3.6 LIFTI ELEKTRIOSALE ESITATAVAD JURIIDILISELT KOHUSTUSLIKUD TEHNILISED NÕUDED.................... 392.4 LIFTI JUHTAPARAATE JA -LÜLITUSI................................................................................................. 402.4.1 ASENDIANDURID......................................................................................................................... 402.4.2 INDUKTIIVANDURITEGA SELEKTOR................................................................................................ 412.4.3 ELEKTRONSELEKTORID............................................................................................................... 422.4.4 LIFTI TÄPSE PEATUMISE JUHTIMINE .............................................................................................. 43- 2 -

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