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.

研究结果表明：重整器氦气入口的散热损失对重整器性能有明显影响，而化学反应速度则不是影响其性能的主要因素。

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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。

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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.

国内螺旋吹风式速冻机与国外相比效率低下，其中料口严重跑冷是主要原因之一。

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