Convert Grains per hour to Long tons per day
Convert Grains per hour (gr/h) to Long tons per day (long ton/d) instantly and accurately.
Conversion Formula
long ton/d = gr/h × 1.530612245e-6
About Grains per hour
The grain per hour (gr/h) equals 6.479891×10⁻⁵/3600 ≈ 1.800×10⁻⁸ kg/s, used in HVAC psychrometric calculations for dehumidifier capacity and moisture-removal rates. ASHRAE load calculation spreadsheets report latent loads in grains of water per hour; a typical residential dehumidifier removes 5×10⁵-2×10⁶ gr/h. 1 gr/h ≈ 1.800×10⁻⁸ kg/s.
About Long tons per day
The long ton per day (long ton/d) equals 1 016.0469088/86400 ≈ 0.011760 kg/s, used in legacy British mining reports for daily colliery output and in Naval fuel-consumption logs. Historic British Admiralty fuel expenditure tables for Royal Navy warships used long ton/d for bunker coal or oil consumption at various speeds. 1 long ton/d ≈ 0.011760 kg/s ≈ 1.016 t/d.
Quick Reference Table
| Grains per hour (gr/h) | Long tons per day (long ton/d) |
|---|---|
| 1 gr/h | 1.531 × 10-6 long ton/d |
| 2 gr/h | 3.061 × 10-6 long ton/d |
| 5 gr/h | 7.653 × 10-6 long ton/d |
| 10 gr/h | 1.531 × 10-5 long ton/d |
| 25 gr/h | 3.827 × 10-5 long ton/d |
| 50 gr/h | 7.653 × 10-5 long ton/d |
| 100 gr/h | 0.000153061 long ton/d |