Dec 22, 2017 fresh water generator for ship modern type single stage desalination systems duration. Atmospheric water generator introduction i cant drink the water supplied from our city, and the atmospheric water generators out there cost more than many can afford. Propane is flammable and is contained under high pressure. Roughly over a third of the planets water that is suspended in the air is available, and all around us. The appliances stove, refrigerator, outdoor grills, etc. The aqua blue freshwater generator has an optimized process that uses just half the seawater of other freshwater generators. It also involves in change of state of a substance. When a vessel approaches a port, land or estuary, the fresh water generator must be stopped as at such places the sea water is heavily infected with bacteria and contaminated. Normally marking is provided on the pressure gauge for desired feed. How to start fresh water generator alfa laval system. Fresh water generator is a device which is used to convert seawater to freshwater on ship. Wait for vacuum to build up inside freshwater generator shell. Instruction manual with final drawings and spare parts list for fresh water generator vsp36. A freshwater generator is a machine, usually on board a ship but in some shorebased industrial settings too, that converts salt water from seas and oceans into drinkable fresh water.
Sketchs with dimensions of spare parts 471103 alfa laval alfalaval titanium plate freshwater generator desalt jwp26c series. Heat exchanger solution partner fresh water generator our company endeavor ceaselessly donghwa entec fresh water generators are the equipment that convert sea water or exhausted dirty water to pure water for drinking, boiler makeup, domestic use on ship. Since its founding in 1949, sasakura has been engaged in research and development as a leading manufacturer of fresh water generators, providing a wide range of products to the world and meeting the needs of the times quickly and accurately. Alfa laval provides a range of solutions for converting seawater into fresh water.
The produced distillate has a very low salt content which makes it. The design makes fully as per requirement of marine and offshore applications. Faults in fresh water generator reduces performance of the system, thereby reducing quality and quantity of freshwater produced on ships. The salinity of the distillate is monitored by a conductivity detector. It can be used for industrial or commercial applications including drinking water production, salmon. With a capacity from 8 to 35 tday, it is ideal for converting seawater for use as drinking or technical water onboar\ d ships or offshore installations. It could help address the worlds looming water crisis. Open main engine jacket cooling water inlet and outlet to the evaporator gradually. Atmospheric water generator, an air to water machine. Fresh water generator the first civilianuse fresh water generator in japan sasakuras first model product outline. Fresh water generators can be tube type or plate type. Diy atmospheric drinking water generator with pictures. Evaporation of the sea water is either done by boiling or by flash process.
Wartsila serck como singlestage desalination ssd fresh. This is done because near the shore the effluents from factories and sewage are discharged into the sea can get into the fresh water generator. A fresh water generator consists of mainly two parts. A brief note on fresh water shortage fresh water shortage. H2o machine atmospheric water generator create water from air. Freshwater generator, freshwater distiller encyclopedia.
The atmospheric water generator has been designed to work outdoors in most hot or humid climates worldwide with humidity levels of 35% to 90%. That is one sixth the price of a lowest costing unit sold online. Steam drain outlet from fresh water generator to fresh water generator hot water inlet steam injector hot water. Fresh water generator structures and designation of each equipment 6. Part of this warm sea water is used as the feedwater to the fresh water generator. The water tanks are topped up before leaving port then once clear of the coast, the fresh water generators on board ship are put into operation by the engineers who know how to start them. Because it utilizes only half as much seawater as other freshwater generators, it. The decomposition of toxic nitrite is enhanced whilst the bacteria count in the water decreases, minimizing the risk of ill health in the animals. Wartsila serck como singlestage desalination ssd fresh water generator the wartsila serck como singlestage desalination unit generates high quality fresh water in an energy efficient and costeffective way. The machines tend to be quite complex and rely on a series of pumps and pressure chambers as well as high temperatures to prompt both boiling and evaporation. Il an ejector pump is installed to send sea water to the air ejector and brine ejector in the fresh water generator. Fresh water is naturally occurring water on the earth s surface in ice sheets, ice caps, glaciers, icebergs, bogs, ponds, lakes, rivers and streams, and underground as groundwater in aquifers and underground streams. Fresh water is generally produced on board using the. Fresh water generator ppt free download as powerpoint presentation.
Owners manual 2642 hackberry drive po box 2000 goshen, in 46527 866 4254369. Fresh water generator, which saves installation cost and enables easy operation. Our library will be the biggest of the which may have literally hundreds of a large number of different products represented. Open the feed water valve to feed seawater to the evaporator.
May 15, 2019 the aqua freshwater generator from alfa laval is a major leap forward in freshwater generation technology. The solar watermaker tm is an atmospheric water generator powered only by the sun. Atmospheric water generatorsawg is a fresh water generator that is simple and yet practical invention. This process enables the reduction of 32,000 parts per million in sea water to 1 to 2 parts in fresh water. Steam supplied through steam injector mixes up with heating water in fresh water generator and warms it up to more or less 800c that is high enough as heating medium for fresh water generator.
Troubleshooting for freshwater generators when a disturbance affects your freshwater generator, you need to get to the bottom of it as fast as possible. Consult donghwa entecs entire fresh water generator catalogue catalogue on nauticexpo. Fresh water produced from fresh water generator is used for drinking, cooking, washing and even running other important machinery which use fresh water as a cooling medium. Pdf vacuum type fresh water generators fwg are a crucial machinery part of merchants vessels. Application the mro 500 water maker has a capacity of 500 m3day fresh water production from sea or well water. Learn the starting and stopping procedure of fresh. The fresh water generator also consists of an educator which helps in generating the required vacuum. This fresh water generator uses the atmospheres moisture and heat to. Double effect type water maker df 35602 fresh water generator introduction the donghwa double effect type water maker is the equipment that convert seawater or exhausted dirty water to pure water for drinking, boiler makeup, domestic use on ship and small power station.
While designing the atmospheric water generator it was identified that three requirements were necessary to ensure that the final project would effectively fulfil its intended purpose. The h2o machine or atmospheric water generator awg is a simple, cost effective, and economical way to cultivate clean highquality drinking water from air at your fingertips. Fresh water generator principle, working, line diagram, parts and functions as you all are aware of the fact that freshwater having a lot of uses on board. With a capacity from 8 to 35 tday, it is ideal for converting seawater for use as drinking or technical water onboard ships. Fresh water generator principle, working, line diagram. This enables the feed water to evaporate at temperatures below 48c. The aqua blue series covers a capacity range from 10 to 60 m324 h, depending on the heating medium and cooling water temperatures. The main objective is to develop and experimentally investigate a thermoelectric fresh water generator tfwg based on the fundamental of thermoelectric cooling effect by condensing the moisture from the ambient moist air. Add a teacher note to share how you incorporated it into your lesson. Solarpowered device turns salt water into fresh drinking. Fresh water generator chemical treatment to be religiously carried out to maintain its performance. If the salinity exceeds the specified level, solenoid valve opens in the discharge.
A basic requirement on board ship is the ability to supply an adequate amount of potable water to the crew, especially in the hotter climates where dehydration can occur. Last week, i covered the waterseer, a small atmospheric water generator that claims to be able to produce up to 11 gallons of water per day, with no additional energy inputs, at an estimated. Fresh water generator catalogue donghwa entec pdf catalogs. In a steam ship a ship whose main propulsion unit is steam turbine or a ship which is a large tanker having steam.
Water pump, fresh water pump, raw sea strainer coolant level belt condition tension pulleys, bearing wear antifreeze, good to f hoses cracksbulges rad. Suntowater units produce 40 to 100 gallons of clean water. This minimizes pipework and allows the installation of smaller seawater pumps, which reduces both installation costs and energy consumption. This is the most popular distiller for dieseldriven ships, and more than 10,000 sets have been delivered all over the world. Fresh water generator this is the most popular distiller or dieseldriven ships, and more than,000 sets have been delivered all over the world.
Alfa laval troubleshooters have the knowledge and experience to solve major issues before they lead to extensive downtime. A special advantage of the multistage flash technology is that the specific heat consumption or thermal efficiency can be continuously adapted to the individual requirements of each application. Pdf experimental investigations on a portable fresh. All pgsondex freshwater distillers are based on two pgsondex titanium grade a plate heatexchangers acting as. A considerable amount of fresh water is consumed in a ship. To download fresh water generator manual pdf, you might be to certainly find our website that includes a comprehensive assortment of manuals listed. H2o machine atmospheric water generator create water. Fresh water generator principle, working, line diagram, parts.
Fresh water generators on board a ship how to start them. The compounds that produce yellow coloring in the aquarium are broken down and the water stays crystal clear. Fresh water generator principle, operation and remedies. Normally marking is provided on the pressure gauge for desired feed water pressure. Marine pdf donghwa entec pdf catalogs documentation. Now is the time to make endless gallons of water with the use of. Double effect type water maker the donghwa double effect type water maker is the equipment that convert seawater or exhausted dirty water to pure water for drinking, boiler make. It is far superior to any other similar fresh water generators because of its highestever performance, reliability, easy operation and maintenance. The pgsondex freshwater distillers utilize the heat from the diesel engine jacket cooling water to produce pure drinkable water by means of evaporated sea water under high vacuum. Jun 23, 2014 the fresh water generator also consists of an educator which helps in generating the required vacuum. Operation of freshwater generator with jacket cooling water. Fresh water is always at a premium in ships, from warships to. Talks about the process of converting sea water to fresh water through the use of condenser and evaporator. The distillated pure water pumped out by fresh water pump and checked salinity.
A fuse in the power center fresh water system protects the water pump circuit. The fresh water generator, it must be operated by a technician only who has carefully studied and fully understood the instructions in this instruction manual or. The sea water temperature to be less than 90 degrees. The houseboat has been the majority of its life in fresh. Add to mynauticexpo favorites requestbuttons catalog excerpts. The units are widely equipped on platforms, working barges, support vessels of offshore industry.
Apr 18, 2020 a freshwater generator is a machine, usually on board a ship but in some shorebased industrial settings too, that converts salt water from seas and oceans into drinkable fresh water. Stop fresh water generator properly and at a right time. Freshwater generator, freshwater distiller a unit used for conversion of seawater into fresh water by vacuum distillation based on evaporation and condensation. The machines tend to be quite complex and rely on a series of. Since its founding in 1949, sasakura has been engaged in research and development as a leading manufacturer of fresh water generators. An aqua blue freshwater generator can be dimensioned to suit any jacket water temperature from 55 to 95c at cooling water temperatures from 2 to 36c.
It comes as a freestanding generator or as an attachment to any aldelano solar cooler. This is the most popular distiller for dieseldriven ships, and more than 10,000 sets have been delivered. This article describes the method of obtaining fresh water from seawater in the ships. Technical specifications type km km15 15 362 421 32 43. Solar power water generator water from air aldelano. Atmospheric water generator, fresh water from air machine. The fresh water pump and ejector pump helps in transfer of water to and from the fresh water generator. Make water anywhere capability, greatly increasing your availability of fresh water enables ships to remain onstation rather than transiting out further from shore to make water. Faults in fresh water generator reduces performance of the system, thereby. Alarm settings must be verified before putting the fresh water generation system into operation after cleaning. Fresh water generator series x sasakura engineering co.
Alfa laval troubleshooting for freshwater generators. This results in a considerable saving in fuel costs fully automated and easy to operate via hmi touchscreen panel. Fresh water generator heat exchanger mechanical engineering. The sea water used in the condenser becomes warmed up as the vapor gives up its heat of condensation.
A solarpowered system can turn salt water into fresh drinking water for 25,000 people per day. And because of all these reasons there is no wonder why freshwater consumption is very high. Our atmospheric water generators provide daily safe drinking water affordably. The aqua freshwater generator from alfa laval is a major leap forward in freshwater generation technology. Fresh water production from sea water for domestic and auxiliary purposes is an essential requirement aboard ships.