CN109268987A - 一种低露点热回收空调机组 - Google Patents
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Abstract
本发明公开了一种低露点热回收空调机组,包括新风处理室,新风处理室的两端分别设置有进风口和新风出风口,新风处理室内沿气流流动方向依次设置有初效过滤器、送风机、中效过滤器、蒸发热回收换热器、高温蒸发换热器、超低温蒸发换热器、冷凝热回收换热器和旁通风阀,超低温蒸发换热器的入口依次连接有一电磁阀和节流阀,新风处理室外还安装有压缩机、三通阀和室外散热冷凝器,实现了低露点出风,并且空气再热充分采用了回收利用制冷系统的冷凝热,初、中效过滤器对空气进行双重净化,空气的洁净度得到保证,本发明可应用于航天工业、核电行业、制药工业、军工产业、电子工业等领域用来满足特殊工艺要求的生产车间设备间环境所需的温湿度和洁净度要求。
Description
技术领域
本发明涉及空调领域,特别是一种低露点热回收空调机组。
背景技术
随着我国科学技术的发展,特别是核电、医药、电子、化工、机械制造及实验室等行业的发展,对生产制造车间的工艺环境也日益关注。为了提高产品质量,需创造一个严谨合格的生产制造工艺环境,特别是对房间的温湿度要求越来越严格,工艺要求高的产品或实验室有时需要环境温度10~30℃/相对湿度1~30%或甚至环境温度低于零下40℃。而目前厂房和实验室还很多采用的是转轮除湿装置或溶液除湿装置,都存在着缺陷,转轮除湿装置能耗高,转轮寿命短,故障率高,性价比低;溶液除湿装置带有腐蚀性气体,极易腐蚀设备,严重影响了工业的生产和实验室测试。
发明内容
为了克服现有技术的不足,本发明提供一种低能耗低露点的热回收空调机组。
本发明解决其技术问题所采用的技术方案是:
一种低露点热回收空调机组,包括新风处理室,所述新风处理室的两端分别设置有进风口和新风出风口,所述新风处理室内沿所述进风口和新风出风口的气流流动方向依次设置有初效过滤器、送风机、中效过滤器、蒸发热回收换热器、高温蒸发换热器、超低温蒸发换热器、冷凝热回收换热器和旁通风阀,所述超低温蒸发换热器的入口依次连接有一电磁阀和节流阀,所述超低温蒸发换热器、电磁阀和节流阀均设置有两个,所述超低温蒸发换热器的一侧表面安装有通风阀门,所述冷凝热回收换热器和旁通风阀并排安装在所述新风处理室内,所述高温蒸发换热器连接有安装在所述新风处理室外的空调室外机,所述新风处理室外还安装有压缩机、三通阀和室外散热冷凝器,所述压缩机的出口与所述三通阀的入口连接,所述三通阀的两个出口分别与冷凝热回收换热器的入口和室外散热冷凝器的入口连接,所述冷凝热回收换热器的出口和室外散热冷凝器的出口合为一路后连接有一干燥过滤器的入口,所述干燥过滤器的出口连接有一储液罐的入口,所述储液罐的出口与两个所述电磁阀的入口连接,所述超低温蒸发换热器的出口合为一路后与所述蒸发热回收换热器的入口连接,所述蒸发热回收换热器的出口与所述压缩机的入口连接,所述新风出风口位于所述新风处理室内还安装有温湿度传感器。
所述室外散热冷凝器的一侧还设置有散热风扇。
本发明的有益效果是:本发明实现了低露点出风,并且空气再热充分采用了回收利用制冷系统的冷凝热,初、中效过滤器对空气进行双重净化,空气的洁净度得到保证,本发明可应用于航天工业、核电行业、制药工业、军工产业、电子工业和工业厂房等领域用来满足特殊工艺要求的生产车间设备间环境所需的温湿度和洁净度要求。
附图说明
下面结合附图和实施例对本发明进一步说明。
图1是本发明的整体结构示意图;
图2是本发明的局部结构示意图之一;
图3是本发明的局部结构示意图之二。
具体实施方式
参照图1至图3,一种低露点热回收空调机组,包括新风处理室1,所述新风处理室1的两端分别设置有进风口2和新风出风口3,所述新风处理室1内沿所述进风口2和新风出风口3的气流流动方向依次设置有初效过滤器4、送风机5、中效过滤器6、蒸发热回收换热器7、高温蒸发换热器8、超低温蒸发换热器9、冷凝热回收换热器10和旁通风阀11,所述超低温蒸发换热器9的入口依次连接有一电磁阀18和节流阀19,所述超低温蒸发换热器9、电磁阀18和节流阀19均设置有两个,所述超低温蒸发换热器9的一侧表面安装有通风阀门22,所述冷凝热回收换热器10和旁通风阀11并排安装在所述新风处理室1内,所述高温蒸发换热器8连接有安装在所述新风处理室1外的空调室外机12,所述新风处理室1外还安装有压缩机13、三通阀14和室外散热冷凝器15,所述压缩机13的出口与所述三通阀14的入口连接,所述三通阀14的两个出口分别与冷凝热回收换热器10的入口和室外散热冷凝器15的入口连接,所述冷凝热回收换热器10的出口和室外散热冷凝器15的出口合为一路后连接有一干燥过滤器16的入口,所述干燥过滤器16的出口连接有一储液罐17的入口,所述储液罐17的出口与两个所述电磁阀18的入口连接,所述超低温蒸发换热器9的出口合为一路后与所述蒸发热回收换热器7的入口连接,所述蒸发热回收换热器7的出口与所述压缩机13的入口连接,所述新风出风口3位于所述新风处理室1内还安装有温湿度传感器21,所述室外散热冷凝器15的一侧还设置有散热风扇20。
制冷循环:压缩机13将低温低压制冷剂气体压缩为高温高压气体,从压缩机13出来的高温高压气体经三通阀14调节一部分进入到室外散热冷凝器15,并由散热风扇20协助散掉室外散热冷凝器15的热量,高温高压气体在经过室外散热冷凝器15后冷却成高温高压液体,另一部分高温高压气体进入到冷凝热回收换热器10也经过放热冷却后变为高温高压液体,两部分的高温高压液体汇合后通过干燥过滤器16、储液罐17、电磁阀18和节流阀19降压依次进入到超低温蒸发换热器9和蒸发热回收换热器7中,在超低温蒸发换热器9和蒸发热回收换热器7中吸收空气中的热量而汽化,最后汽化后的制冷剂回流入压缩机13中在此被压缩,进行下一次循环,另外,经过超低温蒸发换热器9后来不及完全蒸发的低温气液两相冷媒经蒸发热回收换热器7后完全汽化,避免冷媒在回流入压缩机时产生液击现象以至于烧毁压缩机,提高了压缩机的压力比,大大提高能效。
空气处理过程:室外热风首先经过进风口2,然后依次经过初效过滤器4、送风机5、中效过滤器6、蒸发热回收换热器7、高温蒸发换热器8、超低温蒸发换热器9、冷凝热回收换热器10或旁通风阀11后通过新风出风口3送入空调房间,室外热风通过蒸发热回收换热器7预冷降温,然后通过高温蒸发换热器8进行普通降温约12摄氏度,接着通过超低温蒸发换热器9进行超低温降温约零下10-40摄氏度,至此将空气的水分彻底冻结除掉,最后经过冷凝热回收换热器10进行升温以达到所需温湿度的新风空气,温湿度传感器21会持续监测空气的温湿度,当经过冷凝热回收换热器10过来的新风空气温度过高时,启动旁通风阀11放入少量的低温新风予以降温,或者通过调节三通阀的流量来控制冷凝热回收换热器10内的冷媒流量,其也可起到降温无级调节的作用,另外两个超低温蒸发换热器9在电磁阀18和可开闭的通风阀门22的作用下可交替工作,当其中一个超低温蒸发换热器9所用管路在维修或融霜时启动另一个超低温蒸发换热器9所用管路,这样保证整个设备可以24小时不间断运行,确保每时每刻满足室内环境工艺要求。
本发明既实现了低露点出风,并且空气再热充分采用了回收利用制冷系统的冷凝热,初、中效过滤器对空气进行双重净化,空气的洁净度得到保证,本发明可应用于航天工业、核电行业、制药工业、军工产业、电子工业和工业厂房等领域用来满足特殊工艺要求的生产车间设备间环境所需的温湿度和洁净度要求。
以上所述,仅是本发明的较佳实施例而已,并非对本发明作任何形式上的限制,凡是依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰,均仍属于本发明技术方案的范围内。
Claims (2)
1.一种低露点热回收空调机组,其特征在于包括新风处理室(1),所述新风处理室(1)的两端分别设置有进风口(2)和新风出风口(3),所述新风处理室(1)内沿所述进风口(2)和新风出风口(3)的气流流动方向依次设置有初效过滤器(4)、送风机(5)、中效过滤器(6)、蒸发热回收换热器(7)、高温蒸发换热器(8)、超低温蒸发换热器(9)、冷凝热回收换热器(10)和旁通风阀(11),所述超低温蒸发换热器(9)的入口依次连接有一电磁阀(18)和节流阀(19),所述超低温蒸发换热器(9)、电磁阀(18)和节流阀(19)均设置有两个,所述超低温蒸发换热器(9)的一侧表面安装有通风阀门(22),所述冷凝热回收换热器(10)和旁通风阀(11)并排安装在所述新风处理室(1)内,高温蒸发换热器(8)连接有安装在所述新风处理室(1)外的空调室外机(12),所述新风处理室(1)外还安装有压缩机(13)、三通阀(14)和室外散热冷凝器(15),所述压缩机(13)的出口与所述三通阀(14)的入口连接,所述三通阀(14)的两个出口分别与冷凝热回收换热器(10)的入口和室外散热冷凝器(15)的入口连接,所述冷凝热回收换热器(10)的出口和室外散热冷凝器(15)的出口合为一路后连接有一干燥过滤器(16)的入口,所述干燥过滤器(16)的出口连接有一储液罐(17)的入口,所述储液罐(17)的出口与两个所述电磁阀(18)的入口连接,所述超低温蒸发换热器(9)的出口合为一路后与所述蒸发热回收换热器(7)的入口连接,所述蒸发热回收换热器(7)的出口与所述压缩机(13)的入口连接,所述新风出风口(3)位于所述新风处理室(1)内还安装有温湿度传感器(21)。
2.根据权利要求1所述的低露点空调机组,其特征在于所述室外散热冷凝器(15)的一侧还设置有散热风扇(20)。
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