Lks Sistem Hidrolik SMK Otomotif [PDF]

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LEMBAR KERJA SISWA SISTEM HIDROLIK (Pertemuan 1)



Jawablah soal-soal berikut secara berkelompok dengan tepat ! 1. Berapakah gaya masukan yang dibutuhkan untuk menghasilkan gaya keluaran sebesar 800 N, jika diketahui luas penampang 0,3 m2 dan 2 m2 ?



2. 3 Contoh penerapan sistem hidrolik pada bidang otomotif adalah : 1) ................................................ 2) ................................................ 3) ................................................ 3. 4 Kelebihan dari penggunaan sistem hidrolik adalah : 1) ................................................ 2) ................................................ 3) ................................................ 4) ................................................ 4. Jelaskan fungsi dari : 1) Unit tenaga : ........................................................................................................................................................ ........................................................................................................................................................ 2) Unit penggerak : ........................................................................................................................................................ ........................................................................................................................................................ 3) Unit aktuator : ........................................................................................................................................................ ........................................................................................................................................................



5. Lengkapilah tabel berikut dengan menyebutkan tipe pompa dan deskripsi. Deskripsi dapat berupa cara kerja atau keterangan lain yang anda ketahui. Gambar Pompa



Tipe pompa



Deskrispi



LEMBAR KERJA SISWA SISTEM HIDROLIK (Pertemuan 2) Perhatikan diagram sirkuit hidrolik dibawah ini, kemudain selesaikan tugas berikut. 1. 1. Sebutkan nama-nama komponen beserta fungsi dari masing masing komponen! A. .......................................................................... ............................................................................... B. .......................................................................... ............................................................................... C. .......................................................................... ............................................................................... D. .......................................................................... ............................................................................... E. .......................................................................... ............................................................................... F. .......................................................................... ............................................................................... G. .......................................................................... ............................................................................... H. .......................................................................... ............................................................................... . 2. 2. Jelaskan cara kerja diagram tersebut sebagai sebuah sistem hidrolik! ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ...............................................................................