柴灶的余热利用是众所周知,较为熟悉的事情,但余火利用也是有效利用能源的好方法,在农村特别是山区农村受到广大农户的关心。所谓余火利用,就是锅灶使用结束后,对灶膛内残留的炭火进行有效利用,以使生物质能源的节约效果进一步发展。从我市农村情况看,经收集、归纳,柴灶余火利用的方法有以下几种:1、用余火制取木炭采用的方法是将灶膛内炭火取出放入一空坛内,在坛口用砖盖住,以使密闭,让炭火在 The utilization of waste heat from firewood stoves is a well-known and familiar thing. However, the utilization of residual fire is also a good way to effectively use energy and is of great concern to farmers in rural areas, especially in mountainous areas. The so-called after-fire use, that is, after the end of the use of stove, charcoal residue left within the stove for effective use of fuel in order to further improve the conservation of biomass energy. From the rural situation in our city, the collection, induction, firewood stove fire use methods are the following: 1, with more fire to get charcoal using the method is to take the charcoal stove stove removed into a empty altar in the altar Cover with a brick, so that airtight, so charcoal in