游艇百科
Watermaker
Watermakers on yachts: reverse-osmosis fresh water, power and maintenance survey points, and FairHelm limits on treating output claims as year-round fact.
这是什么
A watermaker is a marine reverse-osmosis unit that pressurises seawater through membranes to produce drinkable fresh water for tanks, usually powered by DC, AC, or engine drive.
Anchor
Long Baltic and North Sea legs with few fill points make owners consider them. FairHelm checks pickup and brine discharge, membrane age notes, and whether the electrical load matches the bank and charging plan.
FairHelm judgment
FairHelm judgment: a silent watermaker in a listing is not proof of service. Ask for flush habits, membrane hours if logged, and winter lay-up method. Power-hungry units on small banks disappoint offshore.
Limits
We do not invent litres per hour for your model. Output falls with cold water, fouled membranes, and low pressure. Confirm drinking-water rules for your flag and use filters as the maker specifies.
常见问题
Q: Do I need a watermaker in the Baltic?
A: Not always. Many boats refill ashore. It helps on long stretches without easy water. Size power first.
Q: Can I leave membranes dry over winter?
A: Follow the maker. Wrong storage kills membranes faster than sea miles.
Q: Is watermaker water always safe to drink?
A: Treat it as a system: membranes, post-filters, tank hygiene. Test and maintain; do not assume magic.