三明农药厂两台十吨沸腾炉是福州化机厂生产的,其落煤口原设计耐火砖砌筑。在高温及高风压作用下,一般运行不到二个月就坍塌。坍塌后炉子正常运行就受到破坏,原来的在正压区给煤变为负压区给煤。由于 Sanming Pesticide Factory two ten tons of boiling furnace Fuzhou Chemical Machinery Factory production, the coal fell its original design brick masonry. Under the action of high temperature and high wind pressure, the general operation collapses in less than two months. After the collapse of the normal operation of the furnace was destroyed, the original area in the positive pressure to negative pressure zone to the coal. due to