… based on PQ valve of the hydraulic elevator has some … case of an emergency stop, and this system can realize smooth … rig such as proportional spool valve, relief valve, hydraulic …
CITATION STYLE
Mohammed, J., Hashim, W., & Beram, B. (2020). Performance Improvement of a Conventional Hydraulic Elevator by Using Electro-Hydraulic Servo Mechanism. Engineering and Technology Journal, 38(5), 748–760. https://doi.org/10.30684/etj.v38i5a.367
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