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withnail

Joined: 13 Oct 2008 Location: Seoul, South Korea.
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Posted: Fri Sep 18, 2015 9:25 am Post subject: Aircon v Fan |
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Hi Guys
Is a standing electric fan cheaper on your electric bill than using a wall-mounted aircon unit? If so, is it a big difference? |
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yodanole
Joined: 02 Mar 2003 Location: La Florida
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Posted: Fri Sep 18, 2015 9:39 am Post subject: |
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Yes. It is much cheaper. There is a big difference in cost. Caveat: The wall mounted air conditioner is more comfortable ( for me ). A classic case of "You get what you pay for". However, It is September 19th. I am more worried about heat at the moment. |
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Fallacy
Joined: 29 Jun 2015 Location: ex-ROK
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Posted: Fri Sep 18, 2015 6:49 pm Post subject: Re: Aircon v Fan |
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withnail wrote: |
Is a standing electric fan cheaper on your electric bill than using a wall-mounted aircon unit? If so, is it a big difference? |
Check the amount of power drawn by both appliances for a true comparison. I have a small fan (50w rating) and a small air conditioner (650w). Obviously, the fan requires less power in this case, but I find that after the air conditioner has cooled a room down, it takes considerably less than the full rating to maintain that temperature, as it runs mostly on a circulating fan mode. When compared in this way, the two fans have a remarkably similar rating, so after a whole day or night running a fan vs. an air conditioner, the difference shown on the meter might not be that great. |
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jvalmer

Joined: 06 Jun 2003
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Posted: Fri Sep 18, 2015 11:45 pm Post subject: |
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An air-conditioner dehumidifies the air too. So in the summer months it would make you're place so much more comfortable.
Still using my air-conditioner mid-way through September. Being from one of the dryest parts of Canada, were it isn't unusual to snow at the end of August, I generally use my a/c from mid-April all the way to the beginning of October. |
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Lazio
Joined: 15 Dec 2010
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Posted: Sat Sep 19, 2015 7:30 pm Post subject: |
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I have a 35cm diameter fan and it consumes 40Watt/hour.
I have a 6pyeong (19sqm) A/C which consumes 650W/hour.
You should run the fan for 16 hours to equal one hour of A/C usage. So yes, the difference is big. Even though once it reaches the set temperature, the compressor shuts down for 5-10 minutes and later back on etc. But it would still draw some power since the fan is running. How much it actually runs and how long it shuts down for depends on the area it cools and the outside temperature vs. the set temperature.
No doubt the A/C makes you feel more comfortable. They can cool a larger area than what they are rated for, as long as you don't want 18Celsius. My unit could keep about 45-50 sqm at 25 Celsius (with a comfortable 50 something % humidity) at night during the hottest part of the summer and it was still turning on and off. It couldn't do the same during daytime though. |
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Weigookin74
Joined: 26 Oct 2009
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Posted: Sun Oct 04, 2015 10:24 pm Post subject: |
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jvalmer wrote: |
An air-conditioner dehumidifies the air too. So in the summer months it would make you're place so much more comfortable.
Still using my air-conditioner mid-way through September. Being from one of the dryest parts of Canada, were it isn't unusual to snow at the end of August, I generally use my a/c from mid-April all the way to the beginning of October. |
You speak my language son. Beatiful weather now ain't it? I wear shorts and a t shirt and the Koreans are all bundled up in coats. Ha ha. |
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jvalmer

Joined: 06 Jun 2003
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Posted: Mon Oct 05, 2015 5:37 am Post subject: |
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Weigookin74 wrote: |
jvalmer wrote: |
An air-conditioner dehumidifies the air too. So in the summer months it would make you're place so much more comfortable.
Still using my air-conditioner mid-way through September. Being from one of the dryest parts of Canada, were it isn't unusual to snow at the end of August, I generally use my a/c from mid-April all the way to the beginning of October. |
You speak my language son. Beatiful weather now ain't it? I wear shorts and a t shirt and the Koreans are all bundled up in coats. Ha ha. |
Just today I've started to put on the pants during the evenings. Temps are getting below that 15C mark during the evening, but still I have my A/C running all night.
K-teachers asking me if I feel cold with my short sleeve collared shirt. I say, not really, because around noon it's like 27C. |
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goreality
Joined: 09 Jul 2009
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Posted: Mon Oct 05, 2015 9:17 pm Post subject: |
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A fan uses less energy than an air conditioner. It is also much cheaper to purchase. You can also move it around and set it up easily.
There are some downsides. It is not really comfortable during the hottest months of summer as it just blows around hot damp air. An air conditioner will blow around dry cool air. The other downside is it is more dangerous and you must sleep with a window or door open to avoid death. |
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Fallacy
Joined: 29 Jun 2015 Location: ex-ROK
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Posted: Mon Oct 05, 2015 10:39 pm Post subject: |
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I have managed to avoid fan death all these years by avoiding the use of a fan, and instead found that sleeping in a sealed room with the contemporary air conditioner on all night 4 months out of the year was seemingly no life hazzard at all. I just stopped using my A/C this past weekend at night, but I miss the whirring sound. Perhaps I should submit this research for publication in the Korean Journal of Fan Death. |
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swashbuckler
Joined: 20 Nov 2010
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Posted: Fri Oct 09, 2015 8:42 am Post subject: |
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Of course, an AC is cheaper. It uses, by far, less electricity.
Rocket Science 101 people..
Is a university degree still required for 'English Teacher' in Korea?
Quote: |
I have managed to avoid fan death all these years by avoiding the use of a fan, and instead found that sleeping in a sealed room with the contemporary air conditioner on all night 4 months out of the year was seemingly no life hazzard at all. |
Are you a native speaker? |
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Fallacy
Joined: 29 Jun 2015 Location: ex-ROK
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Posted: Fri Oct 09, 2015 3:48 pm Post subject: |
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swashbuckler wrote: |
Are you a native speaker? |
I have the native speaker DNA, yes; and if I may offer to assuage a natural follow-up curiosity, that is probably the reason Fear of Fan Death (FFD) has no hold upon me, not even satirically. |
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Weigookin74
Joined: 26 Oct 2009
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Posted: Tue Oct 13, 2015 7:37 am Post subject: |
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jvalmer wrote: |
Weigookin74 wrote: |
jvalmer wrote: |
An air-conditioner dehumidifies the air too. So in the summer months it would make you're place so much more comfortable.
Still using my air-conditioner mid-way through September. Being from one of the dryest parts of Canada, were it isn't unusual to snow at the end of August, I generally use my a/c from mid-April all the way to the beginning of October. |
You speak my language son. Beatiful weather now ain't it? I wear shorts and a t shirt and the Koreans are all bundled up in coats. Ha ha. |
Just today I've started to put on the pants during the evenings. Temps are getting below that 15C mark during the evening, but still I have my A/C running all night.
K-teachers asking me if I feel cold with my short sleeve collared shirt. I say, not really, because around noon it's like 27C. |
You know when it's below 28 degrees all the Koreans over 35 start to shiver and feel cold. They're also the ones most likely to have the heat on to 28 or 30 degrees in the winter. Needless to say I never visit in winter.
I was biking this afternoon when it was mid 20's wearing a t shirt and shorts and the Koreans are all bundled up in coats and track pants (matching set). |
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jvalmer

Joined: 06 Jun 2003
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Posted: Tue Oct 13, 2015 5:09 pm Post subject: |
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Weigookin74 wrote: |
jvalmer wrote: |
Weigookin74 wrote: |
jvalmer wrote: |
An air-conditioner dehumidifies the air too. So in the summer months it would make you're place so much more comfortable.
Still using my air-conditioner mid-way through September. Being from one of the dryest parts of Canada, were it isn't unusual to snow at the end of August, I generally use my a/c from mid-April all the way to the beginning of October. |
You speak my language son. Beatiful weather now ain't it? I wear shorts and a t shirt and the Koreans are all bundled up in coats. Ha ha. |
Just today I've started to put on the pants during the evenings. Temps are getting below that 15C mark during the evening, but still I have my A/C running all night.
K-teachers asking me if I feel cold with my short sleeve collared shirt. I say, not really, because around noon it's like 27C. |
You know when it's below 28 degrees all the Koreans over 35 start to shiver and feel cold. They're also the ones most likely to have the heat on to 28 or 30 degrees in the winter. Needless to say I never visit in winter.
I was biking this afternoon when it was mid 20's wearing a t shirt and shorts and the Koreans are all bundled up in coats and track pants (matching set). |
lol... one of my K-American friends says he hates going to his relatives, because they have their room temps set at like 28 degrees. He says it's just uncomfortable.
I've also noticed, going to my colleagues' homes, that they have the temps set high too. My god... |
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Lazio
Joined: 15 Dec 2010
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Posted: Tue Oct 13, 2015 7:13 pm Post subject: |
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Weigookin74 wrote: |
You know when it's below 28 degrees all the Koreans over 35 start to shiver and feel cold. They're also the ones most likely to have the heat on to 28 or 30 degrees in the winter. Needless to say I never visit in winter.
I was biking this afternoon when it was mid 20's wearing a t shirt and shorts and the Koreans are all bundled up in coats and track pants (matching set). |
Because everyone should feel cold/hot when you do...
This might sound shocking to you but I turned on the heating on Sunday. And it's set to 23 Celsius. I have a toddler and a wife who feels cool.
I've never heard of anyone keeping the temperature at 28-30 in the winter. In a family sized home it would cost and arm and a leg to do so even in a well insulated house. And in many homes it's kind of impossible to accomplish. In our previous home we never saw temperatures above 20 in the winter, yet we paid over 200k for gas.
Last edited by Lazio on Wed Oct 14, 2015 1:31 am; edited 1 time in total |
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Fallacy
Joined: 29 Jun 2015 Location: ex-ROK
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Posted: Wed Oct 14, 2015 12:29 am Post subject: |
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I gave up on a great relationship solely over this climate issue. We sadly had to part ways because attempts at compromise proved impossible, as our temperature comfort zones were just extremes that were too far apart. Except for this, we got on great, but struggling with this issue, whether indoors or out, was terrible. Anyway, finally stopped using the air con, and now the inside temperatures are naturally falling down into a range I like: 18-22 degrees C. For my ex: 30-34 C. As you can see, even 26 C just made us both miserable. |
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