Convert gallon (UK)/hour [gal (UK)/h] to liter/day [L/d] Online | Free flow Converter

Hour [gal (UK)/h]


Gallon per hour (UK) [gal (UK)/h] is a unit of volumetric flow rate that measures the volume of liquid passing through a system every hour, using the UK (Imperial) gallon as the standard. One UK gallon equals approximately 4.546 liters, so gal (UK)/h quantifies the amount of fluid flowing in a sixty-minute period. This unit is commonly used in industrial processes, water distribution, chemical dosing, and agricultural irrigation in regions where the Imperial gallon is standard. For example, in water treatment plants, pumping stations are often rated in gal (UK)/h to ensure that the correct volume of water is delivered or treated each hour. In agriculture, irrigation systems may rely on gal (UK)/h to regulate water supply to crops efficiently. In industrial chemical processes, this unit helps control the flow of liquids for precise reactions, manufacturing, or production requirements. Compared to gal (UK)/d, gallon per hour provides finer temporal resolution, allowing more frequent monitoring and real-time adjustments. Using gal (UK)/h enables engineers, technicians, and managers to measure, regulate, and optimize fluid flow, ensuring efficiency, reliability, and proper resource management in various applications.


Day [L/d]


Liter per day (L/d) is a unit of volumetric flow rate that measures the amount of liquid passing through a system over a 24-hour period. One liter equals 1,000 cubic centimeters, so L/d quantifies how many liters of fluid flow or are consumed each day. This unit is widely used in water supply, wastewater management, agriculture, and medical applications to track daily fluid usage or delivery. For example, municipal water authorities often express household or industrial water consumption in L/d to plan supply, treatment, and storage efficiently. In agriculture, irrigation systems are designed based on the daily water requirements of crops, often calculated in liters per day. In healthcare, fluid intake or output for patients, such as intravenous fluids, is also monitored in L/d to ensure proper hydration and medical treatment. Compared to L/h, this unit provides a long-term perspective, suitable for planning and monitoring fluid systems over a full day. Using liters per day allows engineers, planners, and healthcare professionals to manage, optimize, and conserve fluid resources effectively, ensuring sustainability, efficiency, and reliability in both residential, agricultural, and industrial contexts.



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