Volumetric flow rate.
Imperial quart per Days to Quart per Years Converter — imp qt/d to qt/yr
Convert Imperial quart per Days (imp qt/d) to Quart per Years (qt/yr) using the exact conversion factor (1 imperial quart per days = 438.6379532 quart per years). See the formula, worked examples, and conversion table.
Imperial quart per Days to Quart per Years converter
Converter
Flow Rate Converter
Convert volumetric flow rates across metric, US, imperial, industrial, and scientific units.
Context values
Some unit families need one extra value for a physically accurate result.
Volumetric flow rate.
Result = input x 1.31541956e-8 / 2.9988731e-11.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Imperial quart per Days to Quart per Years
Imperial quart per Days and Quart per Years both measure volumetric flow rate — how much volume passes a point over time — used to size pipes and pumps, monitor river or stream discharge, control industrial processes, and set medical infusion rates. Both are volumetric flow rate units.
Formula
quart per years = imperial quart per days × 438.637953166
This factor comes from each unit's defined relationship to the category's base unit: 1 imperial quart per days equals 1.31542e-8 base units, and 1 quart per years equals 2.998873e-11 base units, so dividing one by the other gives the direct imperial quart per days-to-quart per years factor of 438.637953166.
Simple example
1 imp qt/d × 438.6379532 = 438.6379532 qt/yr
1 imperial quart per days = 438.6379532 quart per years.
Real-world example
60 imp qt/d × 438.6379532 = 26,318.27719 qt/yr
60 imperial quart per days = 26,318.27719 quart per years.
Conversion table
| Imperial quart per Days (imp qt/d) | Quart per Years (qt/yr) |
|---|---|
| 0.1 imp qt/d | 43.86379532 qt/yr |
| 1 imp qt/d | 438.6379532 qt/yr |
| 10 imp qt/d | 4,386.379532 qt/yr |
| 60 imp qt/d | 26,318.27719 qt/yr |
| 100 imp qt/d | 43,863.79532 qt/yr |
| 1,000 imp qt/d | 438,637.9532 qt/yr |
Reverse conversion: Quart per Years to Imperial quart per Days
438.6379532 qt/yr × 0.002279784485 = 1 imp qt/d
438.6379532 quart per years = 1 imperial quart per days.
imperial quart per days = quart per years × 0.00227978448463
For a page dedicated to this direction, see Quart per Years to Imperial quart per Days.
Understanding the Imperial quart per Days (imp qt/d)
Volumetric flow rate.
Understanding the Quart per Years (qt/yr)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many quart per years are in 1 imperial quart per days?
1 imperial quart per days equals 438.6379532 quart per years, using the exact defined conversion factor rather than an estimate.
How do I convert imperial quart per days to quart per years?
Multiply the imperial quart per days value by 438.6379532. The converter above does this instantly to whatever precision you set.
How do I convert quart per years back to imperial quart per days?
Use the reverse factor: 1 quart per years equals 0.0022797845 imperial quart per days. You can also use the swap control in the converter above to flip the direction instantly.
What is a imperial quart per days?
Imperial quart per Days (imp qt/d) is a unit of flow rate.
What is a quart per years?
Quart per Years (qt/yr) is a unit of flow rate.
Is the imperial quart per days to quart per years conversion exact?
Yes. Both imperial quart per days and quart per years are defined by fixed standards rather than physical artifacts, so the factor of 438.6379532 used above is exact to as many digits as you choose to display.
What's the difference between volumetric and mass flow rate?
Volumetric flow rate measures the volume of fluid passing a point per unit time (for example, liters per second). Mass flow rate measures the mass instead. For a fluid of constant density the two are directly proportional, but for compressible fluids like gases, mass flow is often the more meaningful quantity.