KATUP (VALVE)
FUNGSI ATAU TUJUAN KATUPUntuk memperoleh besar output actuator yang diinginkan seperti gaya atau torsi, kecepatan linier maupun anguler dan untuk mempertahankan kondisi operasi sistem
KLASIFIKASI KATUPFUNGSIKONSTRUKSI ATAU DESIGNMETODA AKTUASI
FUNGSI KATUPPressure control valveFlow control valveDirectional control valveNon-return valve
KONSTRUKSI KATUPPRINSIP POPPET
JENIS POPPET
KONSTRUKSI KATUPJENIS SPOOL ATAU SLIDE
METODA AKTUASIMERUPAKAN CARA MEMINDAHKAN POSISI SWITCHING SPOOL ATAU POPPETMANUALMEKANISPILOTLISTRIK DENGAN SOLENOID
DIRECTIONAL CONTROL VALVEKATUP YANG MENGUBAH, MEMBUKA DAN MENUTUP FLOW PATHS IN HYDRAULIC SYSTEMS
KATUP INI MENGUBAH, MEMBUKA ATAU MENUTUP FLOW PATH DALAM SISTEM HIDRAULIK SERTA MENGONTROL GERAKAN AKTUATOR
SIMBOL UNTUK DCVThe following rules apply to the representation of directional control valves: Each different switching position is shown by a square. Flow directions are indicated by arrows. Blocked ports are shown by horizontal lines. Ports are shown in the appropriate flow direction with line arrows. Drain ports are drawn as a broken line and labeled (L) to distinguish them from control ports.
POSISI SWITCHING
CONTOH SWITCHING POSITION
CONTOH SWITCHING POSITION
JUMLAH LUBANG PADA DCV2 Lubang : 2/2 way valve3 Lubang : 3/2 way valve4 Lubang : 4/2 way valve5 Lubang : 5/2 way valve4Lubang dan 3 posisi : 4/3 way valve
SIMBOL UNTUK DCV
SIMBOL UNTUK DCV
KATUP DCV 2/2
KATUP DCV 2/2, POPPET DESIGN
PEMAKAIAN KATUP 2/2
KATUP DCV 3/2
PEMAKAIAN KATUP 3/2
KATUP DCV 4/2
MENGONTROL SILINDER DOUBLE ACTING
KATUP DCV 5/2
KATUP DCV 4/3
KATUP DCV 4/3 RECIRCULATING
PUMP BY - PASS
CHECK VALVE ATAU NON RETURN VALVE
CHECK VALVE SPRING LOADED
PEMAKAIAN CHECK VALVE
MACAM MACAM DCV
MACAM MACAM DCV
PRINSIP SOLENOID
MACAM MACAM DCV
ONE WAY FLOW CONTROL VALVE
PRESSURE CONTROL VALVEPressure valves have the task of controlling and regulating the pressure in a hydraulic system and in parts of the system. Pressure relief valves The pressure in a system is set and restricted by these valves. The control pressure is sensed at the input (P) of the valve. Pressure regulators These valves reduce the output pressure where there is a varying higher input pressure. The control pressure is sensed at the output of the valve.
The symbols for the different pressure valves are shown below.
SIMBOL DAN SKEMA PRV
PRV SEBAGAI BRAKE VALVE
PRESSURE REGULATORPressure regulators reduce the input pressure to a specified output pressure.
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