High-efficiency fuel cell system with carbon dioxide capture assembly and method

• Main Authors: JUHAS CARLA, FAROOQUE MOHAMMAD, VENKATARAMAN RAMAKRISHNAN
• Format: Patent
• Language: Chinese; English
• Published: 09.06.2020
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

A high efficiency fuel cell system includes a topping fuel cell assembly including a topping cathode portion and a topping anode portion, a bottoming fuel cell assembly including a bottoming cathode portion and a bottoming anode portion, wherein the bottoming anode portion receives anode exhaust output from the topping anode portion, and a separation assembly configured to receive carbon dioxide-containing exhaust and to separate carbon dioxide from the carbon dioxide- containing exhaust, wherein at least one of the topping cathode portion and the bottoming cathode portion receives at least aportion of flue gas output from a flue gas generating device, and the topping fuel cell assembly has a greater number of fuel cells than the bottoming fuel cell assembly so that the topping fuel cellassembly utilizes more fuel than the bottoming fuel cell assembly. 本申请公开了一种高效燃料电池系统，所述高效燃料电池系统包括：顶部燃料电池组件，其包括顶部阴极部分和顶部阳极部分；底部燃料电池组件，其包括底部阴极部分和底部阳极部分，其中所述底部阳极部分接收从所述顶部阳极部分输出的阳极排气；以及分离组件，其被配置成接收含二氧化碳的排气并且从所述含二氧化碳的排气中分离二氧化碳；其中所述顶