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广州信安冷气设备工程有限公司 (末端设备篇) 中央空调基础培训
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],目录 五、风机盘管的安装 1 、机组安装 2 、风管安装 3 、水管安装 4 、冷凝水管安装 5 、电气安装 6 、安装注意事项 六、空气处理机的安装 1 、机组安装 2 、风管安装 3 、安装注意事项 七、维护保养     1 、风机盘管维护保养 2 、空气处理机维护保养
一、末端设备概述 1 、末端设备概念 2 、风机盘管 3 、空气处理机 4 、末端设备的特点及适用场所
末端设备的定义  末端设备 末端设备是相对于中央空调来说,特别是对有专用制冷机房的中央空调,大中型中央空调一般分两大部分:一部分放置制冷机组的制冷机房,一部分是直接处理各房间的制冷和制热机组;我们把直接处理各房间这些机组称为末端设备。 专业的解释:  完成对空气进行降温、加热、加湿和除湿以及过滤等处理过程所采用相应设备的组合     ● 水系统空调中末端设备有:风机盘管,空气处理机。          ● 风系统空调中末端设备有:变风量末端装置。    
风机盘管 风机盘管  风机盘管是一种小型的末端设备,风量在 340M3/h -- 2380M3/h 范围内,主要由离心多叶风机和表冷段组成。静压在 0—50Pa 范围内。 风机盘管种类:   卧式暗装式、卧式明装式、立式暗装式、立式明装式、 四面出风嵌入式明装式、挂壁明装式和立柱式明装式。         卧式暗装式 卧式明装式 立式暗装式 立式明装式 挂壁明装式 四面出风嵌入式明装式 立柱式明装式
空气处理机 空气处理机  空气处理机是一种大中型的末端设备,风量≧ 2000M3/h  ,主要由离心风机和表冷段组成。 空气处理机种类:   吊顶式、超薄吊顶式、卧式、立式、卧式组合式、叠式组合式空气处理机。         吊顶式 卧式组合式 卧式 超薄吊顶式 叠式组合式 立式
末端设备的特点及适用场所 风机盘管 ◎ 特点 :只能在水系统空调中使用,风机盘管布置灵活,能单独控制,对中央空调计费要求的工程便于计费,便于与新风配合使用。   ◎适应场所: 客房、小餐厅、餐厅包厢、 KTV 包厢、桑拿室、住宅、别墅等须单独控制的民用建筑空调工程。 空气处理机  ◎ 特点 :只能在水系统空调中使用,机组静压值大,能处理大风量,具有耐腐蚀,外形美观,防火性能好,密封程度高,功能齐全,对空气进行降温、去湿、加热、加湿、净化处理,组合灵活,安装维修方便等特点,能单独控制,对中央空调计费要求的工程便于计费,能引进新风。   ◎适应场所: 广泛用于机械、家用电器、电子、化工化纤、纺织、卷烟、印刷、医药医疗、食品、广播电视、科技馆、宾馆、酒店、体育馆、展览馆等工业与民用建筑空调工程。           
二、产品介绍 1 、型号命名规则 2 、产品型谱 3 、机组的功能特点 4 、机组的结构 5 、机组的主要配置
风机盘管型号命名规则 结构形式代码: WA :卧式暗装, WM :卧式明装,         LA :立式暗装, LM :立式明装,         KM :四面出风嵌入式。 风量代码:数字 ×10 ( m3/h ) . 左右式代码: Z :左式  Y :右式。 回风箱代码: X 表示带回风箱 无则缺省。 静压代码: G1 : 12Pa   G2 :  30Pa    G3 : 50Pa FP 表示:风机盘管
空气处理机型号命名规则 4R—4 排冷热水盘管, 6R—6 排冷热盘管, 41S--4 排冷热水盘管加 1 排热盘管, 42S--4 排冷热水盘管加 2 排热水盘管, 61S--6 排冷热水盘管加 1 排热水盘管, 62S--6 排冷热水盘管加 2 排热水盘管, 41H--4 排冷水盘管加 50 ㎜ 厚湿膜 , 42H--4 排冷水盘管加 100 ㎜ 厚湿膜, 61H--6 排冷水盘管加 50 ㎜厚湿膜, 62H--6 排冷水盘管加 100 ㎜ 厚湿膜, A :表示设计系列,第一版无,第二版为“ A” L :表示左式机组, R :表示右式机组 AUX 空气处理机组:空气处理机组 02—2000m3/h;03—3000m3/h
风机盘管、空气处理机型谱 空气处理机: GD - 02 、 03 、 04 、 05 、 06 、 08 、 10 、 12 、 15 。 排管数: 1R 、 2R 、 4R 、 6R 。 风机盘管: FP - 34 、 51 、 68 、 85 、 102 、 136 、 170 、 204 、 238 。 中央空调冷水机组末端设备 具体技术参数详见样本或技术手册
高静压风管机线控机  风机盘管空气处理机 四出风嵌入式风机盘管 明装吊顶式风机盘管 卧式暗装吊顶式风机盘管 组合式空气处理机 吊顶式空气处理机 立式空气处理机
机组结构 回风箱 壳体 进出水管 凝结水盆 吊装孔 表冷器 进出水管 离心风机 电机 风机盘管 空气处理机
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],风机盘管功能特点 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],风机盘管功能特点(续) ,[object Object],风轮 ,[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],空气处理机功能特点
[object Object],[object Object],空气处理机功能特点(续) ,[object Object],[object Object],[object Object],[object Object],[object Object]
  风机盘管、空气处理机主要配置 风机盘管 空气处理机 ● 机组左右式的判定: 风机盘管、吊顶式空气处理机:面对出风口接管在左手边为左式,接管在右手边为右式。 组合式、立式空气处理机:面对回风口接管在左手边为左式,接管在右手边为右式。 扬州中保 保温材料 8 宝钢 镀锌钢板 7 天达 接水盘 6 上虞宏峰 集、分水头 5 张家港青龙铜材厂 铜管 4 捷丰 / 亿利达 风机 3 NSK 电机轴承 2 祥明 电机 1 品牌 部件名称 序号 余姚舒乐 过滤器 6 扬州中保 保温材料 5 宝钢 镀锌钢板 4 自制 换热器 3 ABB 电机 2 亿利达 / 升搏 风机 1 品牌 部件名称 序号
三、末端设备的选型设计 1 、制冷主机的选择 2 、风机盘管的选择 3 、空气处理机的选择
末端的选择 1 、末端可根据房间大小选择一台或多台,注意大冷量风量的 末端噪音也会比较大。同时还要考虑房间中的气流组织是 否合适; 2 、可根据末端显热量及风量选配(用显热计算是留了一点量) ; 3 、根据房间使用功能、面积选配适应冷量及风量的末端,注意 除了用冷量计算以外,还要用风量来核算所选的末端处理房 间中空气的循环次数,一般不低于 7 次(如果循环次数不够, 则可能到达某一温度后不能再上升或下降,因为末端处理的 空气已经与外部冷热损失平衡); 4 、根据安装情况选择普通型或高静压型; 5 、根据采暖及安装情况或用户要求选择两管制及四管制; 6 、根据房间使用情况及用户要求选择末端形式;
[object Object],[object Object],[object Object],[object Object],制冷主机与末端的配置 制冷主机台数可根据建筑业主和建筑所备机房情况进行确定
[object Object],[object Object],[object Object],[object Object],风机盘管的选择   对于一般的住宅和办公建筑,房间面积在 15m 2 以下,可选用 FP-34,20m 2 左右的选用 FP-51 , 25m 2 左右的选用 FP-68,30m 2 左右的选用 FP-85 。房间面积较大时应考虑使用多个风机盘管,房间单位面积负荷较大,对噪音要求不高时可考虑使用风量和制冷量较大的风机盘管,以上选择要根据各地区差异进行调整。
[object Object],[object Object],[object Object],[object Object],[object Object],附:组合式空调机组的选择(略) ,[object Object],空气处理机的选择  
设计时注意事项 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
四、风机盘管的安装 1 、机组安装 2 、风管安装 3 、水管安装 4 、冷凝水管安装 5 、电气安装 6 、安装注意事项
末端的安装 1 、末端可吊装或吸顶安装; 2 、末端可接风管,但应考虑管道长度,配之高静压型; 3 、末端在某些条件下应安装回风箱或回风管道且做好 保温; 4 、与末端连接应采用软接; 5 、末端安装应考虑检修。
末端的安装
[object Object],[object Object],[object Object],[object Object],机组的安装
[object Object],[object Object],[object Object],风管安装:
方式一 回风及检修口 侧出风口 风管安装:
方式二 风管安装:
方式三 风管安装:
[object Object],风管安装—— 不同风管的安装形式 ,[object Object]
风管的安装 —— 回风管的安装
如果在不同房间内安装两台内机或两个房间安装一台风管式室内机同时运转时,排放到各房间的气流必须循环回到空调机内。为了确保如此,必须在每个房间都安装通风管或在两个房间之间的隔墙上或门下按图示安装通风格栅。 通风格栅 门下方开口 门上的通风格栅 墙上的通风格栅 门下方开口 风管的安装 — 回风的处理 通过隔墙 疏通气流
[object Object],[object Object],[object Object],[object Object],● 机组电气部分接线详见样本或技术手册 水管安装
末端系统的组成 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],水管安装
方式一 水管安装
方式二 水管安装
方式三 水管安装:
冷凝水管的选择与安装 1 、冷凝水管可采用 PVC (聚氯乙烯)管、 U-PVC (硬聚氯 乙烯)管、铝塑管或镀锌水管,不能用电线管代替; 2 、冷凝水管的内径一般不小于 20mm ,以便排水顺畅; 3 、冷凝水管尽量布置在靠近排放点的地方,以减少冷凝水 管的长度; 4 、排水管要顺墙直接到一个水平面,一般不做弯管液封, 但要避免将排水管末端放入水中; 5 、安装冷凝水管路要注意泄水坡度,应该尽量保证 ≥ 1 % ; 6 、冷凝水管与凝结水盘的连接要有软连接过渡,以便在调 整末端或管路高低时,不会扳坏凝结水盘的排水口。但 软管连接的长度不应超过 150mm ; 7 、冷凝水管安装完成后要试验其排水是否通畅以及是否有 漏水现象,可将水倒入冷凝水盘进行检查; 8 、冷凝水管要做好保温,以防止外壁凝露;
镀锌管 软管 卡子 保温 冷凝水管的选择与安装
[object Object],温控组件 ,[object Object],[object Object],[object Object],[object Object],风机盘管电气安装
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],控制组件型式 风机盘管电气安装
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],风机盘管安装注意事项 —— 机组安装注意事项
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],风机盘管安装—— 系统安装注意事项
五、空气处理机安装 1 、机组安装 2 、风管安装 3 、安装注意事项
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],机组安装
[object Object],[object Object],[object Object],[object Object],[object Object],机组安装
[object Object],[object Object],[object Object],机组安装
● 机组电气部分接线详见样本或技术手册 风管安装
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],空气处理机安装注意事项
[object Object],1 、风机盘管维护保养 2 、空气处理机维护保养
[object Object],[object Object],[object Object],[object Object],[object Object],风机盘管维护保养
案例 ,[object Object],[object Object],[object Object],[object Object],风机盘管维护保养
案例 ,[object Object],[object Object],[object Object],风机盘管维护保养
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],风机盘管维护保养
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],风机盘管维护保养
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],风机盘管维护保养
[object Object],[object Object],[object Object],空气处理机维护保养
结 束

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