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页数:14页
时间:2020-07-12
《空压机余热工程方案.doc》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、客户名称:项目名称:方案设计及报价上海定盛机械有限公司电话:0531-传真:0531-联系人:杨志强地址:山东济南天桥区无影山中路153号日期:文件资料清单第一部分:余热回收原理······································································································第03页第二部分:热水机特点························································································
2、···················第04-05页第三部分:效益对比表···········································································································第06页第四部分:项目分析················································································································第07页第五部分:工程报价············
3、···································································································第08页第六部分:商务条款················································································································第09页第七部分:工程施工说明······················································
4、···················································第10页第八部分:工程案例················································································································第11页第九部分:工程部分业绩表···································································································第1
5、2~13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
6、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。第二部分: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
7、候无人看守,自动运行,自动补水、便捷安全放心。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。4、PLC与变频泵相互配合,保证空压机在恒温的状态下工作。二、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
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