Raw water contaminated with solids is filtered through deep sand bed in a transparent column. The column has pressure tapping and coupling points along its height. Raw water tank, treated water tank with pump, piping and rotameter are provided.
The apparatus is designed for studying motion and operation of Porter, Proell and Hartnell governors. The equipment consists of a motor with flange for attachment of governor, speed controller with sensor and indicator, governors with shaft scale for lift measurement and weights. A transparent cover is provided for safety.
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