The results show that heat loss at the entrance of helium influences the steam reformer performance remarkably, and reaction velocity is not main factor influencing the performance.
At the entrance to the water with check valve to prevent water at night by the collector current, and cause the heat loss.
水入口处设有止回阀以防止夜间水由收集器逆流，引起热损失。
3
Compared with foreign equipments, those of our domestic are more inefficient, the mess and heat transfer at the entrance and exit is one of the main causes of the energy loss.