Classifications

• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F1/00—Treatment of water, waste water, or sewage
  • C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
  • C02F1/484—Treatment of water, waste water, or sewage with magnetic or electric fields using electromagnets
  • C02F1/485—Treatment of water, waste water, or sewage with magnetic or electric fields using electromagnets located on the outer wall of the treatment device, i.e. not in contact with the liquid to be treated, e.g. detachable
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F1/00—Treatment of water, waste water, or sewage
  • C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
  • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
  • B03C1/00—Magnetic separation
  • B03C1/02—Magnetic separation acting directly on the substance being separated
  • B03C1/023—Separation using Lorentz force, i.e. deflection of electrically charged particles in a magnetic field
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
  • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
  • B03C1/00—Magnetic separation
  • B03C1/02—Magnetic separation acting directly on the substance being separated
  • B03C1/28—Magnetic plugs and dipsticks
  • B03C1/288—Magnetic plugs and dipsticks disposed at the outer circumference of a recipient
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
  • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
  • B03C2201/00—Details of magnetic or electrostatic separation
  • B03C2201/18—Magnetic separation whereby the particles are suspended in a liquid
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F1/00—Treatment of water, waste water, or sewage
  • C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
  • C02F1/481—Treatment of water, waste water, or sewage with magnetic or electric fields using permanent magnets
  • C02F1/482—Treatment of water, waste water, or sewage with magnetic or electric fields using permanent magnets located on the outer wall of the treatment device, i.e. not in contact with the liquid to be treated, e.g. detachable
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
  • C02F2103/08—Seawater, e.g. for desalination
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F2201/00—Apparatus for treatment of water, waste water or sewage
  • C02F2201/48—Devices for applying magnetic or electric fields
  • C02F2201/483—Devices for applying magnetic or electric fields using coils

Definitions

• the present invention relates to a water desalinator.
• the invention seeks to provide an improved desalinator.
• a salt water desalinator comprising:
• a rotataWe magnet having a N and S polarity at the ends of a rotational axis creating a torroidal magnetic field
• each water flow conduit having a water inlet and a first water outlet at a centre of the conduit and a second water outlet around the first water outlet
• salt water can be passed into each conduit water inlet with said magnet rotating and positive and negative ions in the water migrating away from the conduit centre whereby water can extracted from the first water outlet of each conduit which is ion free, and the remaining salt water being extracted from said second water outlet of each conduit
• each conduit lies at substantially 90 degrees to the axis of the magnet.
• the magnet may be a permanent magnet or electro-magnet.
• Each conduit may be in an equatorial or polar position relative to the magnet.
• each conduit is a first pipe and the first water outlet is a second smaller pipe concentric with die first pipe.
• the second pipe may be at one end of the first pipe.
• the pipe may be rectangular in cross section.
• each conduit is formed of plastics.
• each conduit is generally U-shaped with the rotating magnet between the arms of the U-shaped pipe, in another embodiment each conduit is a linear pipe.
• a method of desalinating water comprising rotating a magnetic field adjacent at least two adjacent spaced conduits through which salt water is passed, and extracting fresh water from the centre of each conduit.
• Figure 1 shows a schematic view of a magnet
• Figure 2 shows a schematic view of a first embodiment of a desalinator
• Figure 3 shows a schematic view of a stack of four conduits instead of two conduits in Figure 2
• Figure 4 shows a schematic view of a second embodiment of a desalinator
• Figures 5A and 5B show a conduits of a deslainator in polar and equatorial positions around a magnet.
• Magnet 10 is formed from a cylindrical core 11 having a rotational axis X-X. Core 11 supports windings 12 powered by a DC voltage source 13.
• Ends of core 2 have a N and S polarity at the ends of the rotational axis creating a torroidal magnetic field illustrated by the curved lines and arrows.
• a rotatable magnet 10 is provided, of the type shown in Figure 1, having a N and S polarity at the ends of a rotational axis creating a torroidal magnetic field.
• a motor 20 driving a belt 21 (or other rotating device) is provided to rotate the magnet 10 at high speed.
• a first water flow conduit 30A is provided adjacent the rotating magnet 10 and lying at 90 degrees to the magnet 10.
• Conduit 30A is generally U-shaped with the magnet 10 between the arms of the U-shaped conduit.
• Conduit 30A has a first pipe 31 A rectangular in cross section and has a water inlet 32A.
• a first water outlet 33A is provided by a second smaller pipe 34A at a centre of the conduit concentric with and at one end of the first pipe 31 A, and a second water outlet 3SA around the first water outlet 33A.
• a second water flow conduit SOB is provided adjacent the rotating magnet 10 and lying at 90 degrees to the magnet 10. Second water flow conduit is adjacent and radially spaced from first water flow conduit 30A
• Conduit 30B is generally U-shaped with the magnet 10 between the arms of the U-shaped magnet.
• Conduit 30B has a first pipe 31 B rectangular in cross section and has a water inlet 32B.
• a first water outlet 33B is provided by a second smaller pipe 34B at a centre of the conduit concentric with and at one end of the first pipe 3 IB, and a second water outlet 35B around the first water outlet 33B.
• a supply of salt water can be passed into the conduit water inlets 32A,32B with magnet rotating 10.
• Positive Na+ and negative and CI- ions in the water migrate away from the conduit centre whereby pure water can extracted from the first water outlets 33A,33B which is ion free, and the remaining salt water can be extracted from the second water outlets 35A,35B and returned to the supply of salt water.
• the positive ions will tend to migrate towards magnet 10 and the negative ions will tend to migrate away from the magnet leaving pure electrically neutral water in the middle.
• the curved conduits mean that the magnetic field is parallel to the conduit at all points to give the greatest yield of fresh water.
• the curve could be of uniform radius of curvature or different shape, e.g. parabolic.
• v X B the product of velocity and magnetic field strength
• conduits 30A,30B When the magnet is spinning and there is water flow through conduits 30A,30B, there are two points at which power must be applied.
• the salt water flow through the magnetic field create a back pressure, and the exert a back torque on the rotating magnet.
• the power P consumed is the sum of omega Tau and delta P Vdot.
• Conduits 30A,30B are ideally made of plastics as opposed to metal so that the magnetic field can penetrate the salt water flowing through the conduit.
• First pipes 31A,31 B and second pipes 33A.33B could be circular in cross section.
• the magnet 10 may be a permanent magnet instead of an electro-magnet.
• a rotatable magnet 10 is provided, of the type shown in Figure 1, having a N and S polarity at the ends of a rotational axis creating a torroidal magnetic field.
• a first water flow conduit 40A is provided adjacent the rotating magnet 10 and lying at 90 degrees to the magnet 10.
• Conduit 40 A is generally linear.
• Conduit 40A as a first pipe 41 A rectangular in cross section and has a water inlet 42A.
• a first water outlet 43A is provided by a second smaller pipe 44 A at a centre of the conduit concentric with and at 3 ⁇ 4ne end of the first pipe 41A, and a second water outlet 45A is around the first water outlet 43A.
• a second water/flow conduit 40B is provided adjacent the rotating magnet 10 and lying at 9 egrees to the magnet 10.
• Conduit 40B is generally linear.
• Conduit 40B has a first pipe 4 IB rectangular in cross section and hasa water inlet 42B.
• a first water oitlet43B is rovide by a se
• a supply of salt water can be passed into the conduit water inlets 42 with magnet rotating 1 .
• the positive ions will tend to migrate towards magnet 10 and the negative ions will tend to migrate away from the magnet leaving pure electrically neutral water in the middle.
• Conduits 40A,40B are ideally made of plastics as opposed to metal so that the magnetic field can penetrate the salt water flowing through the conduit.
• First pipes 41 A,41B and second pipes 43A,43B could be circular in cross section.
• the magnet 10 may be a permanent magnet instead ofaneleetro-magneL
• a stack of conduits could be in an equatorial position.
• a stack of conduits could be in a polar position as shown in Figure 5B.
• conduits could be provided in both polar and equatorial positions or between these positions around a rotating magnet.
• two or more stacks could be provided in both polar and or equatorial positions.
• the stacked conduits could be curved to make sure the magneik field lines are ar u ⁇ conduits to maximise the efficiency of the desalinator.
• the invention also relates to a method of desalinating water comprising rotating a magnetic field adjacent at least two adjacent radially spaced conduits through which salt water s passed, and extracting fresh water from the centre of each conduit.

Landscapes

• Life Sciences & Earth Sciences (AREA)
• Hydrology & Water Resources (AREA)
• Engineering & Computer Science (AREA)
• Environmental & Geological Engineering (AREA)
• Water Supply & Treatment (AREA)
• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Physics & Mathematics (AREA)
• Electromagnetism (AREA)
• Water Treatment By Electricity Or Magnetism (AREA)

Applications Claiming Priority (2)

Publications (1)

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Family Applications (1)

Country Status (2)

Citations (4)

Family Cites Families (3)

• 2012
  • 2012-06-25 GB GB1211324.7A patent/GB2503455A/en not_active Withdrawn
• 2013
  • 2013-06-18 WO PCT/GB2013/000270 patent/WO2014001741A1/fr not_active Ceased

Patent Citations (4)

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