Photocatalytic hydrogen production system and hydrogen production method

Abstract

The invention relates to a photocatalytic hydrogen production system and a gas production measuring method. The photocatalytic hydrogen production system comprises an inert gas source, a photocatalytic reaction device, a gas collecting, discharging and measuring device, a gas detection and verification device and a main valve control pipeline, wherein the main valve control pipeline is connected with the inert gas source, the photocatalytic reaction device, the gas collecting, discharging and measuring device and the gas detection and verification device sequentially, a hydrogen fuel cell is arranged in the gas detection and verification device, and the hydrogen fuel cell is electrically connected with a load. Two ends of the hydrogen fuel cell are also respectively connected with a voltage display gauge. By adopting the photocatalytic hydrogen production system, the integration of the photocatalytic reaction, the gas production measurement and gas detection and verification can be realized; the gas measuring and detection method is simple, visual and effective; the operation difficulty is lowered, and the maintainability is improved; the product cost, the maintenance cost and the running environment cost can be greatly reduced.

Description

technical field [0001] The invention relates to a photocatalytic hydrogen production system and a hydrogen production method, and to the field of photocatalytic reactions. Background technique [0002] With the increasing energy crisis and environmental pollution, the new energy system is getting more and more attention from the people of all countries. Photocatalytic hydrogen production is an important method to obtain hydrogen energy. On the one hand, its research focuses on the development of efficient, stable and long-life photocatalysts; on the other hand, it focuses on the research of photocatalytic hydrogen production reaction process and reaction system. [0003] The reaction measurement device for hydrogen production by photocatalytic reaction has been developed, such as the commercialized product, which is generally a closed glass loop system, through online sampling and gas analysis and detection by gas chromatograph, the system is complex and expensive , the mai...

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Problems solved by technology

[0003] The reaction measurement device for hydrogen production by photocatalytic reaction has been developed, such as the commercialized product, which is generally a closed glass loop system, through online sampling and gas analysis and detection by gas chromatograph, the system is complex and expensive , maintenance is complex and costly, only suitable for scientific research

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