The airflow rate and the pressure were recorded by a rotameter and pressure gauge. |
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Test fluids were pumped to the column through a rotameter with the help of a centrifugal pump. |
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The flow rate of hydrogen was adjusted by a rotameter with remote control. |
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Air was introduced into the base of the gas pre-heater via a rotameter. |
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A rotameter, specially designed for diesel engine exhaust gas was used to measure the flow rate of the exhaust and the same is verified using an orifice meter. |
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The volumetric flow rate of the gas feed was measured with a rotameter. |
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