Method and Apparatus for Heating During a Liquid Purification Process Using an Electromagnetic Heater

Abstract

A liquid processing system is able to purify liquid such as water using an electromagnetic heater. The system, in one embodiment, includes a main boiler, a bottom boiler, a heating element, and a heating coil. The main boiler is structured to have a cylindrical shape and is configured to separate purified liquid from incoming liquid. The bottom boiler, configured to couple to the main boiler, holds at least a portion of incoming liquid for purification process. While the heating coil, which is situated adjacent to the heating element, is able to generate a magnetic field in accordance with an electrical current, the heating element produces heat needed for purification process in response to the magnetic field.

What is claimed is: 
     
         1 . A method of liquid purification, comprising:
 receiving a stream of liquid flowing from an external liquid supply;   guiding the stream of liquid into a heat exchanger to preheat the stream of liquid as it passes through the heat exchanger;   allowing the stream of liquid to flow over a plurality of spiral twisted heating ridges of a heating element when the stream of liquid enters a bottom boiler via at least one liquid inlet port from the heat exchanger;   increasing surface temperature of the plurality of spiral twisted heating ridges in response to a magnetic field; and   heating the stream of liquid to its boiling point and converting at least a portion of the stream of liquid from liquid phase to vapor phase.   
     
     
         2 . The method of  claim 1 , further comprising generating a directional vapor whirlpool guided by the plurality of spiral twisted heating ridges rising from the heating element toward up portion of a main boiler. 
     
     
         3 . The method of  claim 2 , further comprising redirecting vapor flow in response to localized pressure variations created by a compressor to condense the vapor into purified liquid via a plurality of blades. 
     
     
         4 . The method of  claim 1 , wherein receiving a stream of liquid flowing from an external liquid supply includes receiving a stream of water from an external water supply. 
     
     
         5 . The method of  claim 4 , wherein allowing the stream of liquid to flow over a plurality of spiral twisted heating ridges of a heating element includes allowing surface of the plurality of spiral twisted heating ridges to be in contact with water for heating. 
     
     
         6 . The method of  claim 1 , wherein increasing surface temperature of the plurality of spiral twisted heating ridges includes applying a differential potential to a heating coil to create a magnetic field coupling to the heating element for heat generation. 
     
     
         7 . The method of  claim 1 , wherein receiving a stream of liquid flowing from an external liquid supply includes receiving a stream of liquor from an external supply. 
     
     
         8 . An electromagnetic heater for heating liquid, comprising:
 a heating coil coupled to a power source and configured to create a magnetic field in accordance with a passage of an electrical current; and   a heating element coupled to the heating coil via the magnetic field and configured to convert liquid into vapor around surface of the heating element, wherein the heating element includes,   a heating base configured to receive the liquid, and   a plurality of spiral twisted heating ridges (“STHRs”) rising from edge of the heating base toward center portion of the heating base to form a spiral twisted cone shaped heating surface.   
     
     
         9 . The heater of  claim 8 , further comprising a panel situated between the heating coil and the heating element to keep the heating coil from contacting the liquid. 
     
     
         10 . The heater of  claim 8 , further comprising a panel situated between the heating coil and the heating element to separate the heating coil from the heating element while allowing the heating element and the heating coil are coupled via the magnetic field. 
     
     
         11 . The heater of  claim 8 , wherein the heating element further includes a plurality of flow channels situated between the plurality of STHRs to increase heating surface. 
     
     
         12 . The heater of  claim 11 , wherein the plurality of STHRs is configured to have curved edge surfaces to facilitate creation of a swirling circulation vapor flow. 
     
     
         13 . The heater of  claim 12 , wherein the heating element includes a center duct for a liquid passage to the surface of the heating element. 
     
     
         14 . The heater of  claim 8 , wherein the heating element is made of ferromagnetic material able to convert magnetic energy to thermal energy. 
     
     
         15 . The heater of  claim 8 , wherein the heating coil is capable of receiving one of AC power, battery power, and solar power. 
     
     
         16 . A heat reclaim purification system containing a boiler capable of purifying liquid comprising the electromagnetic heater of  claim 8 . 
     
     
         17 . A method of liquid purification, comprising:
 generating a magnetic field by a heating coil in accordance with an electric current;   increasing surface temperature of a plurality of spiral twisted heating ridges (“STHRs”) of a heating element in response to the magnetic field;   heating a stream of liquid to its boiling point and converting at least a portion of the stream of liquid from liquid phase to vapor phase; and   generating a directional vapor whirlpool guided by the plurality of STHRs of the heating element toward up portion of a main boiler.   
     
     
         18 . The method of  claim 17 , further comprising redirecting vapor flow in response to localized pressure variations created by a compressor to condense the vapor into purified liquid via a plurality of blades. 
     
     
         19 . The method of  claim 17 , further comprising receiving a stream of liquid flowing from an external liquid supply. 
     
     
         20 . The method of  claim 17 , further comprising guiding the stream of liquid into a heat exchanger to preheat the stream of liquid as it passes through the heat exchanger. 
     
     
         21 . The method of  claim 17 , further comprising allowing the stream of liquid to flow over a plurality of the STHRs of the heating element when the stream of liquid enters a bottom boiler via at least one liquid inlet port from the heat exchanger. 
     
     
         22 . The method of  claim 21 , wherein allowing the stream of liquid to flow over a plurality of STHRs of the heating element includes allowing surface of the plurality of STHRs to be in contact with water for heating.