請推薦大臺北區全熱交換機空間規劃 - 除濕機
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By Rosalind
at 2020-06-06T12:46
at 2020-06-06T12:46
Table of Contents
: 推 Maori: 我補充一下,就算沒開吊隱除濕機,單開全熱,說真的我也感 06/06 12:08
: → Maori: 受不到濕度有什麼大幅上升的感覺(室內通常會開冷氣或暖氣) 06/06 12:08
降溫才會析出水氣,暖氣會降低絕對溼度,所以外部氣體進來濕度會進一步降低
與冷氣的狀況是相反的
: → Maori: 我無意介入你倆的紛爭,我只是以一個半年的使用者分享心得 06/06 12:09
: 推 Maori: 真實使用狀況是...我全熱大概有人就會開,除濕機則是感覺 06/06 12:16
: → Maori: 濕度明顯高(如下雨天)的時候才會開,開啟時間比例約5:1吧 06/06 12:17
: → Maori: 因為我太太對濕度很敏感,我們也有裝設不少監測溫溼度的儀 06/06 12:19
: → Maori: 器,但目前並未出現開全熱反而覺得濕度上升的情況,但我會 06/06 12:19
: → Maori: 多注意看看是不是我觀察有誤,有心得再上來回報 06/06 12:20
冷氣剛開啟時,壓縮機運轉,出風口溫度很低,這時候會大量除溼
,等到室內溫度降低,壓縮機停止運轉或是低速運轉,出風口的溫度也相對提高,
出風口與室內溫差小,冷氣的除溼能力就會大幅降低,如果有濕氣持續輸入
,濕度就會開始上升,你把吊隱除溼機關掉一天就知道答案了
: → Maori: 不過,有裝全熱的話,順便裝台吊隱除濕(空間允許的話)是不 06/06 12:21
: → Maori: 錯的選擇,這些裝的人少,多分享經驗討論一下 06/06 12:22
水量可以用物理公式推導的
夏天台灣常見室外30度左右,濕度80~90%,室內開冷氣26度,濕度除溼保持60%
,對照空氣線圖,兩種空氣的含水量差距大概 1kg的空氣會有 10g左右,外部
空氣進入室內降溫之後,就會在室內析出。 如果以通風量100CMH, 1CMH空氣
重1.2Kg來說(1.2*100)*10g*24小時/1000 = 28.8公斤的水
全熱可以減少50%或以上的水量,但還是有15Kg的水量,這些除溼量都不包含
人體散發,廁所,廚房等等會額外的水蒸氣,算入這些除溼量還會更多
全熱或是新風系統,滿常會聽到說除溼量不多,你從物理原理回推就可以知道
,如果外部與室內的條件都滿足以上所說(至少夏天常見),變因在通風量
全熱機器因為管路的關係,特別是塞大台機器又不想影響房屋挑高等等
常會安裝的很奇怪,導致管損量很大或是嚴重短循環,實際交換的風量少了,
自然除溼量就少了,但二氧化碳濃度就會比預期的高很多()
如果全天候都不開門開窗,室內會覺得悶的話,二氧化碳濃度通常在1500ppm或以上
有興趣可以加入二氧化碳監測,你會發現更多有趣的概念的
最後是如果要大量通風,保持室內CO2 600ppm以下,最好配上吊隱式除溼或是設計
可以讓除濕機擺放連續除溼的管路與排水,才不會倒水倒的很累
--
: → Maori: 受不到濕度有什麼大幅上升的感覺(室內通常會開冷氣或暖氣) 06/06 12:08
降溫才會析出水氣,暖氣會降低絕對溼度,所以外部氣體進來濕度會進一步降低
與冷氣的狀況是相反的
: → Maori: 我無意介入你倆的紛爭,我只是以一個半年的使用者分享心得 06/06 12:09
: 推 Maori: 真實使用狀況是...我全熱大概有人就會開,除濕機則是感覺 06/06 12:16
: → Maori: 濕度明顯高(如下雨天)的時候才會開,開啟時間比例約5:1吧 06/06 12:17
: → Maori: 因為我太太對濕度很敏感,我們也有裝設不少監測溫溼度的儀 06/06 12:19
: → Maori: 器,但目前並未出現開全熱反而覺得濕度上升的情況,但我會 06/06 12:19
: → Maori: 多注意看看是不是我觀察有誤,有心得再上來回報 06/06 12:20
冷氣剛開啟時,壓縮機運轉,出風口溫度很低,這時候會大量除溼
,等到室內溫度降低,壓縮機停止運轉或是低速運轉,出風口的溫度也相對提高,
出風口與室內溫差小,冷氣的除溼能力就會大幅降低,如果有濕氣持續輸入
,濕度就會開始上升,你把吊隱除溼機關掉一天就知道答案了
: → Maori: 不過,有裝全熱的話,順便裝台吊隱除濕(空間允許的話)是不 06/06 12:21
: → Maori: 錯的選擇,這些裝的人少,多分享經驗討論一下 06/06 12:22
水量可以用物理公式推導的
夏天台灣常見室外30度左右,濕度80~90%,室內開冷氣26度,濕度除溼保持60%
,對照空氣線圖,兩種空氣的含水量差距大概 1kg的空氣會有 10g左右,外部
空氣進入室內降溫之後,就會在室內析出。 如果以通風量100CMH, 1CMH空氣
重1.2Kg來說(1.2*100)*10g*24小時/1000 = 28.8公斤的水
全熱可以減少50%或以上的水量,但還是有15Kg的水量,這些除溼量都不包含
人體散發,廁所,廚房等等會額外的水蒸氣,算入這些除溼量還會更多
全熱或是新風系統,滿常會聽到說除溼量不多,你從物理原理回推就可以知道
,如果外部與室內的條件都滿足以上所說(至少夏天常見),變因在通風量
全熱機器因為管路的關係,特別是塞大台機器又不想影響房屋挑高等等
常會安裝的很奇怪,導致管損量很大或是嚴重短循環,實際交換的風量少了,
自然除溼量就少了,但二氧化碳濃度就會比預期的高很多()
如果全天候都不開門開窗,室內會覺得悶的話,二氧化碳濃度通常在1500ppm或以上
有興趣可以加入二氧化碳監測,你會發現更多有趣的概念的
最後是如果要大量通風,保持室內CO2 600ppm以下,最好配上吊隱式除溼或是設計
可以讓除濕機擺放連續除溼的管路與排水,才不會倒水倒的很累
--
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By Skylar Davis
at 2020-10-26T05:08
at 2020-10-26T05:08
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By Ina
at 2020-10-26T14:58
at 2020-10-26T14:58
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By Faithe
at 2020-10-27T21:59
at 2020-10-27T21:59
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By Linda
at 2020-10-29T08:19
at 2020-10-29T08:19
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By Victoria
at 2020-10-31T00:47
at 2020-10-31T00:47
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By Ina
at 2020-10-31T16:37
at 2020-10-31T16:37
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By Olga
at 2020-11-03T22:12
at 2020-11-03T22:12
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