Sökning: "cutter disc"

Hittade 4 uppsatser innehållade orden cutter disc.

  1. 1. Optimization of a cutter wheel bearing

    Master-uppsats, Karlstads universitet/Fakulteten för hälsa, natur- och teknikvetenskap (from 2013)

    Författare :William Fagrell; [2020]
    Nyckelord :Mechanical rock excavation; cutter wheel; cutter disc; reaction force; contact pressure; scuffing; wear; Mekanisk bergavverkning; cutterhjul; cutter disc; reaktionskraft; kontakttryck; scuffing; nötning;

    Sammanfattning : This Master's thesis project was provided by Epiroc Rock Drills AB and conducted at Camatec Industriteknik AB in Karlstad, Sweden. The project is centered around the cutter wheel in the mechanical rock excavator Mobile Miner 40V. LÄS MER

  3. 2. En jämförande studie av stubbens skottskjutning efter röjning med kedjeröjsåg kontra klingröjsåg

    Kandidat-uppsats, SLU/School for Forest Management

    Författare :Johan Hassel; [2018]
    Nyckelord :stubbskott; björk; ungskog;

    Sammanfattning : In the young forests of Sweden the birch covers 30 percent of the standing volume and is a big competitor to the spruce- and pine seedlings. The dominating method to handle naturally rejuvenated birch in the young forest is to use a brush cutter. LÄS MER

  4. 3. Cutter head movement concept

    Master-uppsats, KTH/Maskinkonstruktion (Inst.)

    Författare :David Viberg; [2015]
    Nyckelord :TBM; Cutter head; Plunge motion; Mechanical rock excavation; TBM; Borrhuvud; In-sumpning; mekanisk bergavverkning;

    Sammanfattning : This master thesis has been conducted at Svea Teknik on behalf of Atlas Copco and deals with the design of a cutter head motion system for mechanical rock excavation machines. Mechanical rock excavation allows tunneling to be done with just one machine in a continuous process. LÄS MER

  5. 4. Konstruktion av serviceutrustning till tunnelborrningsmaskin

    Master-uppsats, KTH/Maskinkonstruktion (Inst.)

    Författare :JON ENGSTRÖM; [2013]
    Nyckelord :tunnel boring machine; mechanical rock excavation; product development; disc-cutter; tunnelborrningsmaskin; mekanisk bergavverkning; produktutveckling; kutter;

    Sammanfattning : The Master Thesis work this report is based upon has been conducted in cooperation with Svea Teknik AB. Svea Teknik is a consultant firm which is developing parts of a tunnel boring machine on behalf of Atlas Copco. LÄS MER