空压机余热工程方案.doc

客户名称： 项目名称： 方案设计及报价 电 话:传 真: 联系人: 地 址:日 期: 文件资料清单 第一部分：余热回收原理······································································································第页 第二部分：热水机特点···········································································································第0页 第三部分：···········································································································第0页 第四部分：················································································································第0页 第五部分：······················································································ ·························第页 第部分：················································································································第页 第部分：·········································································································第页 第部分：················································································································第页 第部分：···································································································第页 第一部分：空压机运行及余热回收原理 螺杆空气压缩机长期连续的运行过程中，把电能转换为机械能，机械能转换为高压压缩空气。在机械能转换为高压压缩空气过程中，空气得到强烈的高压压缩，使之温度骤升，这是普通物理学机械能量转换现象，机械螺杆的高速旋转，同时也摩擦发热，这些产生的高热由空压机润滑油的加入混合成油/气蒸汽排出机体，它的温度通常在80℃（冬季）—100℃（夏秋季），这此热能都由于机器运行温度的要求，都被无端地废弃排往大气中，即空压机的散热系统来完成机器运行的温度要求。 因空气压缩机中的两个冷却器共用一套风冷冷却系统时，产生的热量全部回收用途有限，又达不到日常采暖及生活卫生热水所需。为了不增加油和压缩空气的阻力，比较好的方法是更改冷却器的形式，分为高温段和低温段，高温段用来加热回收用水，低温段用传统的水冷冷却。油温一般在69～98度，通常采用板式或者套管式换热器，设计时要求多流程结构，考虑到热回收可能会有停止的时候，但是主机工作不能受到任何影响，所以在设计时就要求不用热回收系统时，主机也能通过现有的冷却系统正常工作。产出的企业职员生活福利热水，严冬也可加热达到50℃以上，夏秋季节可以达到65℃以上。从而解决了企业为福利生活热水长期经济支付的沉重负担。第部分：空压机热水机特点 一、多功能控制：配置可编程PLC控制器。 1、我司自主研发微电脑控制系统：全天候无人看守，自动运行，自动补水 2、可显示机油温度、冷水及热水温度、电动机转速、水位状态。 3、运用我司PLC控制器，可根据用户需求设置不同的使用功能。（与原有锅炉、热泵辅助系统并用等功能、变频泵技术： 我们的产品是根据空压机工作要求的条件设计的。螺杆空压机的机油温度要求在65℃至95℃之间，最佳温度是75℃至85℃。我们的热水机使用的循环水泵是高温泵，水泵的电机采用变频电机，电机是由变频器执行，水泵的泵水量是根据水温直接控制。因为能控制了循环水的流量所以就能控制到机油的温度降。所以，不论是早上，还是下午，不论是夏天，还是冬天