1．前言海北电厂原为核工业部221厂自备电厂，1963年建成投运，装机容量为2X1．2万kW，配65－3.82／450抛煤机链条炉2台，45－3．82／450抛煤机链条炉3台，设计燃用宁夏褐煤，由于锅炉按平原条件选型，无法达到额定出力。1993年移交地方后，锅炉改烧当地煤种，出力更低，加之设 1. Foreword Haibei Power Plant was originally owned by the Ministry of Nuclear Industry 221 plant owned power plant, completed and put into operation in 1963, installed capacity of 2X12,000 kW, with 65-3.82 / 450 two coal-fired chain furnace, 45-3.82 / 450 Pulley chain furnace 3 sets, the design of Ningxia lignite, the boiler according to the plain conditions of selection, can not reach the rated output. After the handover to the locality in 1993, the local coal fired by the boiler was changed to a lower output. In addition, the project was set up