Electrical installation having a cooled fuel cell comprising an absorption heat engine

An installation comprising:

• a power module supplying electricity and giving off heat, the power module comprising at least one fuel cell provided with an anode and a cathode, and at least one reformer, the anode being fed with hydrogen by the reformer and the cathode being fed with oxygen, the fuel cell including a heat removal loop;
• an absorption heat engine having a first boiler, a condenser, an evaporator, and an absorber, a heat exchange circuit of the first boiler being inserted in the heat removal loop of the fuel cell in order to cool it;
• and
• a closed liquid circulation circuit, said circulation circuit comprising at least one heat exchanger, which is a condenser, having a heating circuit thermally coupled to the power module by being connected to a circuit for exhausting gas from a burner of the reformer, and a heated circuit inserted in said circulation circuit, said circulation circuit exchanging heat with said heating circuit, thereby heating the liquid of the circulation circuit, and wherein:
• a heat exchange circuit of the evaporator is inserted in said closed liquid circulation circuit, said heat exchange circuit of the evaporator having said heated liquid of the circulation circuit passing therethrough after it has passed through the heated circuit of said heat exchanger in order to cool the heated liquid of said circulation circuit;
• the condenser of the absorption heat engine has a heat exchange circuit that is inserted in a circuit for feeding air to the cathode and/or to the reformer, in order to heat that air;
• the absorber of the absorption heat engine has a heat exchange circuit that is inserted in a circuit for feeding water to the reformer in order to heat that water;
• and
• condensate liquid recovered in such a condenser feeds the reformer via a condensate circuit.

An installation comprising:

• a power module supplying electricity and giving off heat, the power module comprising at least one fuel cell provided with an anode and a cathode, and at least one reformer, the anode being fed with hydrogen by the reformer and the cathode being fed with oxygen, the fuel cell including a heat removal loop;
• an absorption heat engine having a first boiler, a condenser, an evaporator, and an absorber, a heat exchange circuit of the first boiler being inserted in the heat removal loop of the fuel cell in order to cool it;
• and
• a closed liquid circulation circuit, said circulation circuit comprising at least one heat exchanger, which is a condenser, having a heating circuit thermally coupled to the power module by being connected to an anode feed circuit between the reformer and the anode, and a heated circuit inserted in said circulation circuit, said circulation circuit exchanging heat with said heating circuit, thereby heating the liquid of the circulation circuit, and wherein:
• a heat exchange circuit of the evaporator is inserted in said closed liquid circulation circuit, said heat exchange circuit of the evaporator having said heated liquid of the circulation circuit passing therethrough after it has passed through the heated circuit of said heat exchanger in order to cool the heated liquid of said circulation circuit;
• the condenser of the absorption heat engine has a heat exchange circuit that is inserted in a circuit for feeding air to the cathode and/or to the reformer, in order to heat that air;
• the absorber of the absorption heat engine has a heat exchange circuit that is inserted in a circuit for feeding water to the reformer in order to heat that water;
• and
• a condensate liquid recovered in such a condenser feeds the reformer via a condensate circuit.

An installation comprising:

• a power module supplying electricity and giving off heat, the power module comprising at least one fuel cell provided with an anode and a cathode, and at least one reformer, the anode being fed with hydrogen by the reformer and the cathode being fed with oxygen, the fuel cell including a heat removal loop;
• an absorption heat engine having a first boiler, a condenser, an evaporator, and an absorber, a heat exchange circuit of the first boiler being inserted in the heat removal loop of the fuel cell in order to cool it;
• and
• a closed liquid circulation circuit, said circulation circuit comprising at least one heat exchanger, which is a condenser, having a heating circuit thermally coupled to the power module by being connected to a circuit for exhausting anode fluid and connected to the anode, and a heated circuit inserted in said circulation circuit, said circulation circuit exchanging heat with said heating circuit, thereby heating the liquid of the circulation circuit, and wherein:
• a heat exchange circuit of the evaporator is inserted in said closed liquid circulation circuit, said heat exchange circuit of the evaporator having said heated liquid of the circulation circuit passing therethrough after it has passed through the heated circuit of said heat exchanger in order to cool the heated liquid of said circulation circuit;
• the condenser of the absorption heat engine has a heat exchange circuit that is inserted in a circuit for feeding air to the cathode and/or to the reformer, in order to heat that air;
• the absorber of the absorption heat engine has a heat exchange circuit that is inserted in a circuit for feeding water to the reformer in order to heat that water;
• and
• a condensate liquid recovered in such a condenser feeds the reformer via a condensate circuit.

An installation comprising:

• a power module supplying electricity and giving off heat, the power module comprising at least one fuel cell provided with an anode and a cathode, and at least one reformer, the anode being fed with hydrogen by the reformer and the cathode being fed with oxygen, the fuel cell including a heat removal loop;
• an absorption heat engine having a first boiler, a condenser, an evaporator, and an absorber, a heat exchange circuit of the first boiler being inserted in the heat removal loop of the fuel cell in order to cool it;
• and
• a closed liquid circulation circuit, said circulation circuit comprising at least one heat exchanger, which is a condenser, having a heating circuit thermally coupled to the power module by being connected to a circuit for exhausting cathode fluid and connected to the cathode, and a heated circuit inserted in said circulation circuit, said circulation circuit exchanging heat with said heating circuit, thereby heating the liquid of the circulation circuit, and wherein:
• a heat exchange circuit of the evaporator is inserted in said closed liquid circulation circuit, said heat exchange circuit of the evaporator having said heated liquid of the circulation circuit passing therethrough after it has passed through the heated circuit of said heat exchanger in order to cool the heated liquid of said circulation circuit;
• the condenser of the absorption heat engine has a heat exchange circuit that is inserted in a circuit for feeding air to the cathode and/or to the reformer, in order to heat that air;
• the absorber of the absorption heat engine has a heat exchange circuit that is inserted in a circuit for feeding water to the reformer in order to heat that water;
• and
• a condensate liquid recovered in such a condenser feeds the reformer via a condensate circuit.