5 results about "Methanol reformer" patented technology

The invention discloses a power generation system of a hybrid electric vehicle based on methanol reforming, and relates to the technical field of internal combustion engines, in the power generation system of the hybrid electric vehicle based on methanol reforming, a methanol tank is used for storing methanol; inputting methanol to the internal combustion engine and the pre-chamber subsystem; the reformer is used for converting input electric energy into heat energy and reforming methanol to obtain reformed gas; the reformed gas storage tank is used for storing reformed gas; reformed gas is input into the pre-combustion chamber subsystem; the pre-combustion chamber subsystem is used for pre-combusting input methanol and reformed gas to obtain pre-combustion flames; the internal combustion engine is used for igniting input methanol through pre-combustion flames, and the methanol combusts to generate high-temperature fuel gas and kinetic energy. The generator is used for generating power under the driving of kinetic energy to generate electric energy; the reformer is also used for recovering waste heat of the high-temperature fuel gas; the power battery is used for storing electric energy; electric energy is input to the reformer. The power generation efficiency of the power generation system of the hybrid electric vehicle is improved.

The invention discloses an energy recovery system based on methanol reforming hydrogen production, and the system comprises a methanol hydrogen production unit which comprises a combustor and a methanol reformer; the combustor is used for supplying heat to the methanol reformer, the methanol reformer is used for methanol reforming to generate hydrogen-rich gas, and the hydrogen-rich gas contains CO; the CO removal chamber is filled with a methanation catalyst; the CO removal chamber is connected with the methanol reformer and is used for converting CO conveyed by the methanol reformer into methane to form high-temperature mixed gas; the heat exchanger is connected with the CO removal chamber and is used for exchanging heat of the high-temperature mixed gas conveyed by the CO removal chamber to form low-temperature mixed gas; the hydrogen separation chamber is connected with the heat exchanger and the methane separation chamber and is used for separating hydrogen in the low-temperature mixed gas and conveying residual gas to the methane separation chamber; and the methane separation chamber is connected with the combustor and is used for separating methane in the residual gas and conveying the methane to the combustor for combustion and heat supply. On the basis of traditional methanol hydrogen production equipment, the CO removal chamber and the heat exchanger are introduced, CO gas generated in methanol reforming hydrogen production is removed, and waste heat generated in methanol reforming hydrogen production is recycled.

The present invention relates to the technical field of internal combustion engine fuels, and provides a multi-fuel internal combustion engine using solid-state hydrogen storage, methanol, hydrogen, gasoline and diesel, and natural gas. The multi-fuel internal combustion engine comprises: a multi-fuel internal combustion engine body; a gas storage tank, in communication with an gas inlet pipe of the multi-fuel internal combustion engine body, wherein a flow regulating valve is mounted on the gas inlet pipe; a hydrogen supply assembly and a natural gas supply assembly, each connected to the gas storage tank; a methanol reformer, wherein a methanol reformer jacket is provided on an outer periphery of the methanol reformer, and the methanol reformer is connected to a methanol and gasoline-diesel supply assembly; and a solid-state hydrogen storage tank, wherein a solid-state hydrogen storage tank jacket is provided on an outer periphery of the solid-state hydrogen storage tank, a hydrogen injection pipe and a hydrogen discharge pipe are connected to the solid-state hydrogen storage tank, and the hydrogen discharge pipe is configured to communicate with the gas storage tank. The present invention enables flexible supply of one or more fuels to the internal combustion engine, and achieves an improved fuel conversion rate during the conversion process.

The utility model belongs to the technical field of fuel cell detection, and particularly relates to a methanol reformer and a methanol reformer device for testing an HT-PEM fuel cell. The methanol reformer for testing the HT-PEM fuel cell comprises a heat production unit communicated with a heat transfer unit; the preheating vaporization unit is arranged on one side of the heat transfer unit; the reforming unit is arranged on the other side of the heat transfer unit; the heat production unit is suitable for preheating the methanol water for reforming entering the preheating vaporization unit through the heat transfer unit so as to vaporize the methanol water for reforming and then entering the reforming unit, and heating the reforming unit through the heat transfer unit so as to reform methanol steam for reforming. The concentration of carbon monoxide in the gas prepared by the methanol reformer is reduced, the poisoning reaction of an anode catalyst is reduced when the methanol reformer is used for testing an HT-PEM fuel cell, and the influence of carbon monoxide on the cell in the running process is reduced.

The application discloses a methanol reforming hydrogen production energy recovery system, comprising: a methanol reforming unit, including a combustion chamber and a methanol reformer; the combustion chamber supplies heat for the methanol reformer, and generates a reforming product rich in hydrogen and CO; a CO removal chamber, the inlet of which is connected with the outlet of the methanol reformer, and the input reforming product reacts in the chamber to generate a first mixed gas containing hydrogen and methane; a heat exchanger, connected with a methanol reservoir and the outlet of the CO removal chamber, so that the high temperature of the first mixed gas is conducted to the methanol aqueous solution in the heat exchanger, and the reforming reaction raw material after vaporization is formed; a hydrogen separator, the inlet of which is connected with the outlet of the heat exchanger, for separating the hydrogen in the first mixed gas, and discharging a second mixed gas containing methane; and a methane separation chamber, connected between the hydrogen separator and the combustion chamber, for separating the methane in the second mixed gas, and inputting the methane into the combustion chamber. The application realizes the synchronous improvement of the CO purification rate, the waste heat utilization rate and the system stability.