Abstract A rotary heat exchanger device is disclosed for transferring heat energy between two fluids. The rotary heat exchanger device of the present invention utilizes one or more high speed, thin rotating discs as heat transfer surfaces between such fluids as a boiling and a condensing fluid. The disc or discs are rotated at such high speed that the extreme centrifugal force of hundreds of times the force of gravity reduces the insulating liquid film to a micro-thin liquid film wherein greatly improved heat transfer coefficients are obtained. Provided in the rotating disc chamber housing is a centrifugal liquid seal to separate the boiling and condensing chambers which is combined with a naturally pressurized fluid discharge at the disc periphery. The rotary heat exchanger device of the present invention also incorporates other unique and novel components such as an easily cleanable tri-liquid counter-flow spiral heat exchanger and degasser devices to prevent dissolved gas from accumulating in and blocking the purifying system.
A ROTARY DESALTING ENGINE SYSTEM WHICH COMPRISES: A ROTATING DRUM, AT LEAST ONE CICRULAR DISC MOUNTED ON AND FIXED TO SAID ROTATING DRUM; SAID DRUM BEING HOLLOW, PERMEABLE, AND LOCATED CENTRALLY IN A ROTATING DISC CHAMBER HOUSING WHEREIN EACH DISC DIVIDES SAID HOUSING INTO AT LEAST TWO CHAMBERS, AT LEAST ONE OF WHICH IS LOW PRESXURE AND ONE OF WHICH IS HIGH PRESSURE; SAID DISC BEING A THIN HIGHLY THERMALLY CONDUCTIVE PLATE PERMOTTING RAPID HEAT TRANSFER THROUGH IT BETWEEN CHAMBERS; CHANNELS LOCATED IN THE PERIPHERY OF THE DISC CHAMBER IN SAID ROTATING DISC CHAMBER HOUSING IN WHICH SAID DISCS ROTATE; TANGENTIAL OUTLETS IN SAID ROTATING DISC CHAMBER HOUSING FROM SAID CHANNELS WHICH MAINTAIN THE LIQUID LEVEL OVER THE DISC PERIPHERY TO PROVIDE A SEAL WHICH PREVENTS GAS PASSAGE AROUND THE DISC BETWEEN CHAMBERS AND TO REMOVE THE LIQUIDS WHICH ARE COLLECTED AND MAINTAINED SEPARATED IN SAID CHANNELS; A ROTATING SHAFT TO WHICH SAID DRUM IS ATTACHED; MOTOR MEANS FOR ROTATING SAID SHAFT; PUMP MEANS FOR BRINGING INLET FLUIDS INTO SAID ENGINE; A TRI-FLUID COUNTER-FLOW HEAT EXCHANGER THROUGH WHICH SAID INLET FLUIDS ARE PASSED FOR HEATING A JACKET AROUND SAID MOTOR THROUGH WHICH SAID INLET FLUID PASSES AND IS HEATED BY THE WASTE HEAT FROM SAID MOTOR MEANS; MEANS FOR SPRAYING THE HEATED INLET FLUIDS AGAINST A SURFACE OF SAID DISCS IN THE LOW PRESSURE CHAMBER WHEREIN SOME OF SAID FLUID EVAPORATES AND A CONCENTRATED LIQUIDS IS SLUNG FROM SAID DISC INTO ONE OF SAID CHANNELS; COMPRESSOR MEANS FOR COMPRESSING SAID VAPORS FORMED IN THE LOW PRESSURE CHAMBER AND WHICH PASS THROUGH SAID DRUM INTO SAID COMPRESSOR MEANS AND FOR INTRODUCING THE COMPRESSED VAPORS TO THE HIGH PRESSURE CHAMBER OF SAID ROTATING DISC CHAMBER HOUSING WHEREIN SAID VAPORS CONDENSE ON SAID ROTATING DISC AND ARE SLUNG FROM SAID DISC INTO ONE OF SAID CHANNELS; PASSAGE MEANS FOR CONNECTING SAID TANGENTIAL OUTLETS TO SAID TRI-FLUID HEAT EXCHANGER AND PASSING THE LIQUID COLLECTED AND MAINTAINED SEPARATED IN SAID CHANNEL THROUGH SAID EXCHANGER WHEREBY THEY ARE COOLED; AND, MEANS FOR ELIMINATING AIR OR OTHER ENTRAINED GASES FROM THE SYSTEM WHICH INCLUDES A LIQUID PHASE DEGASSER IN HE INLET FLUID LINE FOR EXPANDING ECTRAINED GASES WITHIN SAID INLET FLUID AND EXPANDING SAID GASES TO PERMIT THEIR SEPARATION AT VIRTUALLY NO EXPENSE OF ENERGY AND A VAPOR PHASE DEGASSER WHICH COLLECTS VAPOR BLED FROM THE HIGH PRESSURE CONDENSING CHAMBER AND CONDENSES THE VAPOR TO ADD TO THE PURIFIED LIQUID WHILE EXPELLING THE EVOLVED GASES TO THE ATMOSPHERE.
Claim 2
Dependent Claim
411 words
A ROTARY DESALTING ENGINE SYSTEM WHICH COMPRISES: A ROTATING DRUM, AT LEAST ONE CICRULAR DISC MOUNTED ON AND FIXED TO SAID ROTATING DRUM; SAID DRUM BEING HOLLOW, PERMEABLE, AND LOCATED CENTRALLY IN A ROTATING DISC CHAMBER HOUSING WHEREIN EACH DISC DIVIDES SAID HOUSING INTO AT LEAST TWO CHAMBERS, AT LEAST ONE OF WHICH IS LOW PRESXURE AND ONE OF WHICH IS HIGH PRESSURE; SAID DISC BEING A THIN HIGHLY THERMALLY CONDUCTIVE PLATE PERMOTTING RAPID HEAT TRANSFER THROUGH IT BETWEEN CHAMBERS; CHANNELS LOCATED IN THE PERIPHERY OF THE DISC CHAMBER IN SAID ROTATING DISC CHAMBER HOUSING IN WHICH SAID DISCS ROTATE; TANGENTIAL OUTLETS IN SAID ROTATING DISC CHAMBER HOUSING FROM SAID CHANNELS WHICH MAINTAIN THE LIQUID LEVEL OVER THE DISC PERIPHERY TO PROVIDE A SEAL WHICH PREVENTS GAS PASSAGE AROUND THE DISC BETWEEN CHAMBERS AND TO REMOVE THE LIQUIDS WHICH ARE COLLECTED AND MAINTAINED SEPARATED IN SAID CHANNELS; A ROTATING SHAFT TO WHICH SAID DRUM IS ATTACHED; MOTOR MEANS FOR ROTATING SAID SHAFT; PUMP MEANS FOR BRINGING INLET FLUIDS INTO SAID ENGINE; A TRI-FLUID COUNTER-FLOW HEAT EXCHANGER THROUGH WHICH SAID INLET FLUIDS ARE PASSED FOR HEATING A JACKET AROUND SAID MOTOR THROUGH WHICH SAID INLET FLUID PASSES AND IS HEATED BY THE WASTE HEAT FROM SAID MOTOR MEANS; MEANS FOR SPRAYING THE HEATED INLET FLUIDS AGAINST A SURFACE OF SAID DISCS IN THE LOW PRESSURE CHAMBER WHEREIN SOME OF SAID FLUID EVAPORATES AND A CONCENTRATED LIQUIDS IS SLUNG FROM SAID DISC INTO ONE OF SAID CHANNELS; COMPRESSOR MEANS FOR COMPRESSING SAID VAPORS FORMED IN THE LOW PRESSURE CHAMBER AND WHICH PASS THROUGH SAID DRUM INTO SAID COMPRESSOR MEANS AND FOR INTRODUCING THE COMPRESSED VAPORS TO THE HIGH PRESSURE CHAMBER OF SAID ROTATING DISC CHAMBER HOUSING WHEREIN SAID VAPORS CONDENSE ON SAID ROTATING DISC AND ARE SLUNG FROM SAID DISC INTO ONE OF SAID CHANNELS; PASSAGE MEANS FOR CONNECTING SAID TANGENTIAL OUTLETS TO SAID TRI-FLUID HEAT EXCHANGER AND PASSING THE LIQUID COLLECTED AND MAINTAINED SEPARATED IN SAID CHANNEL THROUGH SAID EXCHANGER WHEREBY THEY ARE COOLED; AND, MEANS FOR ELIMINATING AIR OR OTHER ENTRAINED GASES FROM THE SYSTEM WHICH INCLUDES A LIQUID PHASE DEGASSER IN HE INLET FLUID LINE FOR EXPANDING ECTRAINED GASES WITHIN SAID INLET FLUID AND EXPANDING SAID GASES TO PERMIT THEIR SEPARATION AT VIRTUALLY NO EXPENSE OF ENERGY AND A VAPOR PHASE DEGASSER WHICH COLLECTS VAPOR BLED FROM THE HIGH PRESSURE CONDENSING CHAMBER AND CONDENSES THE VAPOR TO ADD TO THE PURIFIED LIQUID WHILE EXPELLING THE EVOLVED GASES TO THE ATMOSPHERE.
Claim 3
Dependent Claim
18 words
A rotary engine system according to claim 1 wherein said shaft drives the compressor fans of said compressor.
Claim 4
Dependent Claim
19 words
A rotary engine system according to claim 1 wherein said shaft drives the pump impeller of said pump means.
Claim 5
Dependent Claim
32 words
A rotary engine system according to claim 1 which further includes a chemical pretreatment filter for removing particles and/or corrosion causing chemicals from the inlet fluid connected in the fluid inlet line.
Claim 6
Dependent Claim
46 words
A rotary engine system according to claim 1 which further includes means for injecting a very fine mist of purified liquid into the compressor inlet duct of said compressor to de-super-heat the vapors formed in the low pressure chamber and increase the compressor efficiency through intercooling.
Claim 7
Dependent Claim
20 words
A rotary engine system according to claim 1 wherein said shaft is the armature shaft of an electrical induction motor.
Claim 8
Dependent Claim
38 words
A rotary engine system according to claim 1 which further includes a normally closed thermostatic valve in the fluid feed line for automatic start-up and for stable operation at design temperatures in spite of fluid feed temperature changes.