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近几年,某小型火力发电厂附近农民利用电厂排出的污水灌溉农田,发现农作物长势不好.当地某校初三年级同学们针对此情况展开如下探究,请你一起参与. 查阅资料: 1.大多数植物在pH>8.0或pH<4的...
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图是某城市布局规划图拟在①②③④四地建火力发电厂自来水厂印染厂服装厂从经济效益环境因素考虑布局合理的
①自来水厂②火力发电厂③印染厂④服装厂
①服装厂②印染厂③自来水厂④火力发电厂
①火力发电厂②自来水厂③服装厂④印染厂
①印染厂②服装厂③自来水厂④火力发电厂
大中型发电厂特别是火力发电厂的厂用电备用方式常利用方式
明备用
暗备用
与系统相连的主变兼作备用
目前我国的火力发电厂以燃煤机组为主燃煤主要是烟煤无烟煤和褐煤从燃料资源充分利用角度看火力发电厂应以烧
火力发电厂按照生产的产品可分为凝汽式发电厂发电厂和综合利用发电厂
供汽式;
供热式;
供热水式。
关于火力发电厂以下定义最为准确的是
火力发电厂是通过锅炉产生蒸汽,以驱动汽轮发电机旋转而产生电能的工
火力发电厂是通过燃烧煤将化学能转为热能,再将热能转化为机械能,驱动发电机发电的工厂
火力发电厂是通过化石燃料的燃烧将化学能转化为热能,再通过动力机械将热能转化为机械能驱动发电机发电的工厂
火力发电厂是将热能转变为机械能,最后再转变为电能的工厂
火力发电厂是利用燃料的转化为电能的工厂
火力发电厂的供电煤耗与厂用电的关系是厂用电率越高越高
火力发电厂的煤质和煤种是多变的但对火力发电厂的输煤系统影响很小
既供给用户热能又供给用户电能的以煤为燃料的发电厂称为
凝汽式火力发电厂
热电厂
火力发电厂
火力发电厂影响供电煤耗的因素有发电煤耗和发电厂用电率
小型火力发电厂是指单机容量及以下电厂总装机容量在及以下的火力发电厂
25MW,100MW
50MW,125MW
25MW,125MW
50MW,600MW
下列关于火力发电厂规模等级的表述正确的是
大型火力发电厂的装机容量大于30万kW
小型火力发电厂的装机容量等于2.5万kW
中型火力发电厂的装机容量大于25万kW
小型火力发电厂的装机容量小于2.5万kW
锅炉最大的热损失是__________火力发电厂排出的烟气其主要污 染物是__________
火力发电厂按照生产的产品可分人为发电厂发电厂和发电厂
目前我国作为城市电源的发电厂以火力发电厂和为主并正在发展核电站
水力发电厂
火力发电厂
风力发电厂
太阳能发电厂
采用低压侧带分裂绕组的变压器是限制短路电流方法之一常用于
小型火力发电厂;
大型火力发电厂;
中型火力发电厂;
大型超__变电所。
火力发电厂的生产过程是一个能量转换的过程这个能量转换过程是通过火力发电厂的 三大主要设备即来实现的
目前我国作为城市电源的发电厂以火力发电厂和为主并正在发展核电厂
风力发电厂
水力发电厂
火力发电厂 太阳能发电厂
火力发电厂厂用电系统中以下提法正确的有
与发电厂生产无关的附近居民用电负荷也可接入厂用电系统;
与发电厂生产无关的负荷不应接入厂用电系统;
电厂行政办公楼、值班宿舍负荷可直接接至厂用低压系统,不需专用变压器;
电厂相邻的工厂企业用电也可接至电厂厂用电系统。
火力发电厂按照生产的产品可分为发电厂发电厂和综合利用发电厂
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