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Патент USA US3077747

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Feb. 19, 1963
D. H. slLvERN POWER SYSTEM
Filed May 8, 1961
3,077,737
United States Patent Oliìce
.
3,077,737
Patented Feb. 19, 1963
1
2
3,077,737
by the water. Obviously, a movable wal-l such as piston
14a or flexible diaphragm will be employed in the cham
ber 14 to maintain the fuel and water separated. The
PÜWER SYSTEM
David H. Silvern, North Hollywood, Calif., assigner to
Sundstrand Corporation, a corporation of Illinois
Filed May 8, 1961, Ser. No. 108,331
4 Claims. (Cl. 60--39.S2)
carbon dioxide, after being cooled in the coolant chamber
21, is directed by means of conduit 23 into a compressor
24 connected by shaft 25 to the turbine wheel 17 and the
compressed gases are then directed into the chamber 10.
The chemical reaction taking place in the chambers 10
This invention relates to a power system and more par
ticularly to a closed circuit system for generating power.
and 12 can be shown as follows:
It is the general object of this invention to produce a 10 al
(
2x02 + oo. _» Krom-igor + Hear
new and improved power generator of the character de
scribed.
b
It is a more specific object of the present invention to
O
Ca2+-3502 _» col-l-nzo-x-Heat
produce a power system which may utilize a hydrocarbon
fuel without the necessity of provisions for exhaust and 15
The reaction a takes place within the reaction chamber
providing for the re-use of certain elements of combustion
10 and the reaction b takes place in the combustion cham
to provide -a self-sustaining reaction.
ber 12. The cooling which takes place in the coolant
As will be clear to those skilled in the art from the
chamber 21 may be effected by sea water carried through
description which follows, the present invention provides
suitable tubes (not shown) and entering the chamber
20
for a power generating system utilizing a closed circuit
through the inlet indicated -at 26 and exiting through the
and eliminating the necessity for an exhaust discharge.
outlet indicated at 27.
`
This being the case, the power generating system of the
A somewhat similar arrangement is shown in FIG. 2
present invention is particularly useful under circum
wherein there is illustrated a reaction chamber 30 con
stances where the supply of oxygen for combustion may
nected by a line 31 to a combustion chamber 32. A fuel
Ibe limited or where it is undesirable to provide for ex
haust. A particularly useful application of the present
25 line 33 is connected to a fuel chamber 34 and serves to
introduce hydrocarbon fuel into the combustion chamber
invention is in a »drive for a submarine or a submarine
32. The gases resulting from the combustion are directed
by conduit 36 into a boiler 37. Within the boiler are lo
vention can be adapte-d for use as the source of propelling
cated heat exchange tubes 38 containing water which is
30
power for a submarine or a submarine torpedo, and the
converted to steam and which exits through the lines 39
elimination of any exhaust from the system will of course
against the blades of the turbine 40 which drives the
render the detection of the torpedo more diflicult.
propeller 41. Spent steam enters the condenser 42 cooled
Thus, it is a further object of the present invention to
by sea water through inlet 43 and outlet 44 and then
provide a closed circuit power generating system which,
is
returned by way of line 45 and pump 46 to the tubes
through the elimination of exhaust, is particularly adapta~ 35 38. The hot gases exiting from the boiler 37 are directed
ble for uses such as a source of propelling power for
into duct 47 and propelled by means of the fan and motor
submarines or submarine torpedoes.
4S into the reaction chamber 30. Within the chamber
Other and further objects of the invention will be read
is located the perforate pipe 49 allowing the gases to
ily apparent from the following description taken in con 40 permeate through the KO2 indicated at 50 which fills the
torpedo. The power generating system of the present in
nection with the accompanying drawings, in which:
chamber 30 and surrounds the perforate pipe 49. The
reaction taking place in the reaction chamber 30` is the
FIG. l is a diagrammatic view of a submarine motor
employing the principles of the invention; and
FIG. 2 is a view like FIG. l of a modified form of the
invention.
While this invention is susceptible of embodiment in
many different forms, there is shown in the drawings and
will herein be described in detail two embodiments, with
the understanding that the present disclosure is to be con
same as that occurring in the chamber lil and the com
bustion in the combustion chamber 32 serves the same
45 purpose as the combustion in chamber 12. Water from
the reaction in the combustion chamber condensing in
the boiler 37 is directed by means of line 51 and pump
52 into the fuel chamber 34 to replace the fuel expended
therefrom.
sidered as an exemplification of the principles of the in 50
It will be noted from the foregoing description that the
vention and is not intended to limit the invention to the
embodiments illustrated. The scope of the invention will
circuit can be closed in that no exhaust is necessary. The
absence o-f the requirements for an exhaust render the
be pointed out in the appended claims.
Referring now to FIG. 1 of the drawings, there is
shown a reaction chamber 10 containing a suitable chem
ical such as potassium oxide (KOZ) capable of absorbing
at least one of the products of combustion and giving off
oxygen. The reaction chamber 10 is connected by means
of conduit 11 to a combustion chamber 12.
system particularly adaptable for use Where the presence
of exhaust is undesired such as for deep running torpedos.
55
I claim:
l. A power generating system comprising a fuel charn
ber adapted to contain a hydrocarbon fuel, a reaction
chamber and a combustion chamber, means in the re
Also con
action chamber to produce oxygen from carbon dioxide,
nected to the combustion chamber 12 through line 13 is 60 means for directing such oxygen and fuel into the com
a fuel chamber 14 and fuel is delivered through the line
bustion chamber to combine therein to produce carbon
13 by means of the pump 15. The fuel in chamber 14
dioxide and water vapor, means for utilizing the energy
may be a hydrocarbon fuel which when combined with
of combustion to generate power, a coolant chamber for
oxygen in the combustion chamber 12 produces the usual
cooling the products of combustion and to condense the
products of combustion, namely, carbon dioxide, water 65 water therein, means for directing the carbon dioxide into
and heat. The gases of combustion are directed through
the reaction chamber and means for directing the con
the line 16 to a turbine 17 suitably connected through
densed water into the fuel Chamber to occupy the volume
gear box 18 to the propeller 19 of the torpedo and the
of the fuel as the latter is consumed.
gases are then directed through line 20 to a cooler 21.
2. The system of claim l in which reaction chamber
The water in the gases is condensed in the cooler and 70 contains potassium oxide for combining with carbon di
directed by line 22 into the fuel tank 14 so that as fuel
oxide to give olf oxygen.
_is used in the tank 14 the space occupied thereby is taken
3. A power generating system comprising a fuel con
3,077,731,”
3
tainer for containing hydrocarbon fuel, a reaction cham
ber and a combustion chamber, a supply of potassium
oxide in said reaction chamber for combining with the
carbon dioxide to release oxygen, means for directing fuel
and such released oxygen into said combustion chamber
to produce heated carbon dioxide, water and water vapor
therein, means for directing the heated products of corn
bustion into a heat exchanger, said heat exchanger serving
to condense said water vapor, means for directing the
condensed water vapor into the fuel chamber to replace
fuel drawn therefrom, and means for directing carbon
dioxide from said heat exchanger into the reaction
chamber.
4. The power generating system of claim 3 in which
said heat exchanger is a boiler and including means for
d.
a.
utilizing the energy of the vapor produced therein to
perform Work.
References Cited in the -file of this patent
UNITED STATES PATENTS
2,624,172
Houdry ______________ ___ Jan. 6, 1953
2,915,030
Perrier _______________ .__ Dec. l, 1959
190,535
Germany ____________ __ Oct. 25, 1907
FORETGN PATENTS
OTHER REFERENCES
Walter: “Power Plant Engineering Magazine,” Janu
ary 1947, pp. 79430.
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