NOVELTY - A cogeneration energy unit comprises: hydrothermal aluminum oxidation reactor, device to form reagents and separate hydrogen-vapor, electrochemical generator, device to utilize heat energy, power supply, and control; where the reactor for hydrothermal oxidation of aluminum has output along hydrogen-vapor mixture, and the unit includes heat exchangers, the electrochemical generator made on basis of hydrogen-air fuel elements, the control unit, and the power supply unit of installation having converter of electrical energy inverter, storage batteries, charge device, and ballast.    USE - As cogeneration energy unit (claimed).    DETAILED DESCRIPTION - A cogeneration energy unit comprises: reactor for hydrothermal oxidation of powder-like aluminum, device for preparation for initial reagents and separation of hydrogen-vapor mixture, electrochemical generator, device for utilization of heat energy, power supply, and control of work of installation; where device for preparation of initial reagents comprises measuring hopper for powder-like aluminum and tank of distilled water with dosage pump, which are connected through mixer, by first cutoff valve, dosage adjusting high-pressure pump, second cutoff valve and first check valve to inlet of reactor for hydrothermal oxidation of powder-like aluminum, with output of reactor along hydrogen-vapor mixture connected through controlled valve of variable section, first heat exchanger, third cutoff valve, bubbler, desiccant of hydrogen, fourth cutoff valve and second check valve, by inlet of hydrogen ramp, and electrochemical generator made on basis of hydrogen-air fuel elements; output of reactor of hydrothermal oxidation for aluminum oxides is connected through fifth interception valve with inlet of container for receiving aluminum oxides, output of container on generatrix in it to water vapor is connected through second heat exchanger with inlet of collector of condensate; isolated cavities of first and second heat exchangers are included as in composition of locked heat exchange outline, and are sequentially connected with calorific device, cooling-water tank and circulating pump; control unit for operation of system comprises panel of control, supplied with programmed micro-controller, whose inputs are connected with outputs of sensor of flow rate of distilled water and powder-like aluminum, with outputs of sensor of level of reaction zone in reactor for hydrothermal oxidation, and with outputs of sensor of temperature, pressure and flow rate of hydrogen-vapor mixture, condensate, cooling water and hydrogen, and control outputs of micro-controller are connected to control inlet of pumps and shutoff valves; power supply unit of installation comprises converter of electrical energy, including inverter of voltage, unit of storage batteries, charge device, and first and second ballast calculated and controlled from micro-controller switches; and output electrochemical of generator is connected through four controlled switches with inlet correspondingly of inverter of voltage, first ballast resistance, unit of storage batteries and charge device, output of inverter of voltage is connected through fifth controlled switch with inlet of second ballast resistance, through sixth controlled switch with inlet of charge device and through seventh controlled switch with switchboard of installation, and optionally connected to external power supply of alternating voltage.