Dave Gerr - Boat Mechanical Systems Handbook-How to Design, Install, and Recognize Proper Systems in Boats

Reverse-Cycle Air-Conditioning We discussed reverse-cycle air-conditioning previously. Reverse-cycle is simple as part of the A/ ...

don’t have strong natural draft like old- fashioned wood or coal heaters, which makes arranging the flue tricky. It’s necessary ...

through the house in air ducts. On a boat, a diesel furnace (located in the machinery space, or lazarette, or other compartment ...

Diesel-Fired Hot-Water Heaters (Hydronic Heaters) Again, if your home is heated with water circulated through baseboard heaters, ...

Diesel-fired hot-water heaters are the most efficient heating system you can in- stall on a boat. Further, the pipes and hoses t ...

Note that either location can blow hot exhaust onto a dock or a nearby boat, depending on how you are moored. The exhaust is noi ...

easy on boats and is overlooked all too often. Using reverse-cycle air-conditioning for both heating and cooling reduces this to ...

Ventilation for Heaters It’s often overlooked that cabin heaters that burn fuel need additional ventilation. When a cabin heater ...

Chapter 16:Ventilation of Machinery Spaces Ventilation of Engine Spaces Engine Vent Requirements Almost like a living, breathing ...

PART FIVE:VENTILATION, AIR-CONDITIONING, AND HEATING As installed power increases, the blowers become more important: Above 500 ...

Large-Boat, High-Power Blowers When installed power increases over about 1,200 hp (895 kW), great blower capacity is required. A ...

Keep Water Out—Solar Vents for Engine Spaces Of course, there’s one very important proviso here. You can never have too much air ...

Figure 16-3. Vent plan for a ferry ...

Engine Vents Based on VCR Requirements The engine vents can also be sized based on Table 14-1, “Volume Change Rates (VCR) of Var ...

Net engine compartment volume is 10.3 m^3 – 2.41 m^3 = 7.89 net m^3 VCR should be between 150 and 250 per hour. Use, say, 200, s ...

It’s a good idea to add extra engine compartment vent area for these items as well. For instance, a 4,000-watt inverter is rough ...

venting for LPG, you exhaust from the stor- age area or compartment bottom, but for CNG you need to exhaust from the top. (NOTE: ...

Venting of Gasoline Boats In general, the previous engine vent recom- mendations will serve properly on a gasoline- engine boat. ...

Example:If we assume After Burnerhas V-8 gas engines, we would determine the gasoline blower requirements as follows: Net compar ...

system and the effective net output of air. Column 3 of Table 16-2 gives the minimum effective blower system output after allowi ...