TECHNOLOGY FOCUS - INSTRUMENTATION AND TESTING - Preferred Method: The electrode assembly of the low-voltage circuit is arranged in space region which is located between the electrode assemblies of the high-voltage circuit, and at least one anode of the electrode assembly of the low-voltage circuit and at least one cathode of the electrode assembly of the low-voltage circuit are spaced apart at least relative to the at least one anode of the electrode assembly of the high-voltage circuit or to at least one cathode of the electrode assembly of the high-voltage circuit. The electrode assembly forming a high-voltage circuit is connected with at least one anode and at least one cathode of the device for electrical dissociation and separation of water molecules in electric field in parallel connection at the capacitive storage element via a second switching device, and the first switching device and the second switching device in operation of the electrical circuit can be switched such that voltage exceeding the voltage of the direct current source is inducible in the capacitive storage element. The series circuit of the inductive storage element and the capacitive storage element is connected to an alternating current source, which is a secondary line winding of a transformer assembly with a magnetic circuit, at least one primary line winding and at least one secondary line winding are provided at an alternating current source, and an electrode assembly of the high-voltage circuit on the capacitive storage element is connected via an electrically controllable switching device to at least one anode and at least one cathode of the device for electrical dissociation and separation of water molecules in electric field in parallel connection, the first switching device and the electrically controllable switching device in operation of the electrical circuit can be switched such that voltage exceeding the voltage of the alternating current source is inducible in the capacitive storage element, which corresponds to settling time point of 0.25 rad at least 1.41 times the value of the voltage of the alternating current source. The electrode assembly of the low-voltage circuit is exposed to electric field formed between the electrodes of the electrode assembly of the high-voltage circuit such that electric field is formed due to the voltage source of the low-voltage circuit between the electrodes of the electrode assembly of the low-voltage circuit and the electric field formed due to the voltage source of the high-voltage circuit between the electrodes of the electrode assembly of the high-voltage circuit reinforces the another electric field. At least one high-voltage circuit causes an electrical dissociation of water molecules. At least one low-voltage circuit causes a separation of oxyhydrogen gas-forming molecules, and also electrical dissociation of water molecules. The high-voltage circuit with high voltage and low power consumption and low-voltage circuits with high current consumption can be operated at low voltage. The voltage source of the high-voltage circuit provides pulses, preferably needle pulses with an adjustable and/or controllable pulse-pause ratio and the voltage source of the low-voltage circuit provides a current-regulated direct current. At least a reaction product emerging in the electric field is discharged oxyhydrogen gas or hydrogen. At least one discharged reaction product of further use is supplied, and the reaction product is discharged with broader use for the production of electrical power, mechanical driving energy and/or thermal combustion energy. At least one reaction product discharged for producing electrical energy is supplied to a fuel cell, preferably a hydrogen oxygen fuel cell. At least one discharged reaction product is fed for the recovery of mechanical driving energy of an internal combustion engine, preferably a reciprocating- or rotary piston, or a turbomachine including a gas turbine, or preferably a constant-pressure turbine. The amount of water molecules dissociated in the electric field by the voltage source of the high-voltage circuit is controlled and/or regulated, preferably by controlling and/or regulating the voltage height, pulse sequence and/or the frequency of the pulses of the voltage source. The amount of water molecules dissociated in the electric field by the voltage source of the low-voltage circuit is controlled and/or regulated, preferably by controlling and/or regulating the self-adjusting current. The amount of reaction product in the electric field, preferably oxyhydrogen gas or hydrogen is controlled and/or regulated by the voltage source of the high-voltage circuit and/or by the voltage source of the low-voltage circuit. The control and/or regulation takes place by a characteristic field. The removal of at least one reaction product and/or the supply of at least one discharged reaction product to a broader use is controlled and/or regulated. At least one discharged reaction product, preferably water is fed to the electric field. At least one anode of the high-voltage circuit and at least one anode of the low-voltage circuit are electrically conductively connected to each other or formed together and at least one cathode of the high-voltage circuit and at least one cathode of low-voltage circuit are connected to different ground terminals, or at least one cathode of the high-voltage circuit and at least one cathode of the low-voltage circuit are electrically conductively connected to each other or formed together and at least one anode of the high-voltage circuit and at least one anode of the low-voltage circuit are connected to different potential terminals. The method is carried out as continuous or cyclical operation such that water is supplied to the electric field continuously or cyclically and at least reaction product emerging in the electric field, preferably oxyhydrogen gas or hydrogen, is discharged continuously and/or cyclically. At least one anode of the electrode assembly of the low-voltage circuit and at least one cathode of the electrode assembly of the low-voltage circuit are adjusted, preferably controlled and/or regulated relative to the at least one anode of the electrode assembly of the high-voltage circuit or to at least one cathode of the electrode assembly of the high-voltage circuit. At least one anode or cathode of at least one electrode assembly of the high-voltage circuit is insulated at least relative to the electrode assembly of the low-voltage circuit. The electrode assembly of the high-voltage circuit is formed by an electrically conductive tube and an electrically conductive rod spaced-apart from the tube. The electrically conductive tube of the electrode arrangement of the high-voltage circuit comprises insulation at least on the inner surface of its wall or is completely insulated. The electrode assembly of the low-voltage circuit is formed by an electrically conductive first tube and an electrically conductive second tube spaced-apart from the first tube. The second electrically conductive tube of the electrode assembly of the low-voltage circuit is electrically conductively connected with the electrically conductive rod of the electrode arrangement of the high-voltage circuit. The electrode assembly of the low-voltage circuit is formed by the electrically conductive tube and the electrically conductive rod of the electrode assembly of the high-voltage circuit. The electrically conductive tube of the electrode assembly of the high-voltage circuit is designed to be longer at both ends as the electrically conductive rod of the electrode assembly of the high-voltage circuit and/or as the electrode assembly of the low-voltage circuit. The electrode assembly of the high-voltage circuit is formed by the first electrically conductive rod and the second electrically conductive rod arranged at a distance from the first electrically conductive rod. At least one anode and the cathode of at least one electrode assembly of the high-voltage circuit are arranged coaxially to one another and/or at least one anode and the cathode of at least one electrode assembly of the low-voltage circuit are arranged coaxially with each other. The load-dependent and checked control of current flow is carried out through the inductive storage element. Preferred Components: The second electrically conductive rod of the electrode assembly of the high-voltage circuit is the electrically conductive rod of the electrode assembly of the low-voltage circuit. The surface widening measures and means are part of the anode and/or cathode of the electrode assembly of the high-voltage circuit and/or part of the anode and/or cathode of the electrode assembly of the low-voltage circuit. The tubes of the electrode assembly of the high-voltage circuit and/or the tubes of the electrode assembly of the low-voltage circuit exhibit radial bores. The rods of the electrode assembly of the high-voltage circuit and/or the rods of the electrode assembly of the low-voltage circuit are threaded rods or are formed in the manner of threaded rods. The device includes at least one pumping device for supplying water, preferably distilled water via at least controlled inlet opening of the space, which is controlled and/or regulated by a control and/or regulating device. At least one pumping device is provided for removal of at least one reaction product acquired in the space via at least controlled outlet opening of the room, which is controlled and/or regulated by the control and/or regulating device. The device is arranged in housing, preferably in an enclosure with explosion-proof design. The device is designed for retrofitting and/or upgrading of a fuel cell or internal combustion, preferably the reciprocating- or rotary piston, or the turbomachine including gas turbine. The device is operated as a condenser in an electrical resonant circuit with an inductance, preferably in resonance, where the resonance operation is controlled and/or regulated by a control- and/or regulating device. The series circuit comprises inductive storage element, diode and capacitive storage element. The diode is in parallel connection with the series circuit of the inductive storage element, the diode and the capacitive storage element. The series circuit comprises the first switching device, ohmic resistance and direct current source. The series circuit of the first switching device, ohmic resistance and the direct current source with the first switching device connected in parallel is connected with the parallel circuit of the diode and series circuit of the inductive storage element, diode and capacitive storage element. The second switching device with which electrode assembly forming high-voltage circuit having at least one anode and at least one cathode of the device for electrical dissociation and separation of water molecules in electric field in parallel connection is connected with the capacitive storage element of the series circuit of the inductive storage element, diode and capacitive storage element. The series circuit is made of direct current source, a transformer assembly comprising a magnetic circuit, at least one primary line winding and at least one secondary line winding, where the primary line winding and the secondary line winding are connected in series and the connection between the primary line winding and the secondary line winding of the series circuit is made of primary line winding and secondary line winding via a first switching device at which a diode is arranged in parallel connection. An ohmic resistor in parallel connection is connected with the parallel circuit of the diode and the series circuit. The second switching device with which electrode assembly forming high-voltage circuit having at least one anode and at least one cathode of the device for electrical dissociation and separation of water molecules in electric field in parallel connection is connected with the capacitive storage element of the series circuit. The electrical circuit has a means for load-dependent and preferably checked control of current flow through the inductive storage element. The series circuit comprises a third switching device and a controllable direct current source, where the series circuit is connected from the third switching device and the controllable direct current source to the third switching device in parallel connection with the inductive storage device of the series circuit. The ohmic resistance of the series circuit is the variable ohmic resistor of first switching device, ohmic resistance and the direct current source. The current flow through the inductive storage element is controlled by the direct current source and/or load-dependent variable ohmic resistance. The electric circuit comprises a diode between the first terminal of the capacitive storage element and the first terminal of the second switching device, a diode between the second terminal of the second switching device and at least one anode or at least one cathode of electrode assembly forming high-voltage circuit of the device for electrical dissociation and separation of water molecules in electric field, and/or a diode between the second terminal of the capacitive storage element and at least one cathode, or at least one anode of electrode assembly forming high-voltage circuit of the device. The inductive storage element is a nuclear-free coil, preferably a nuclear-free coil with mobius windings. The diode connected in parallel with the series circuit is a free wheel diode. EXAMPLE - No suitable example given.