Submitted by dolphins3 t3_117jb0d in UpliftingNews
Comments
Noctudeit t1_j9c7kcb wrote
This has always been the case. Newer, better technologies displace old technologies only when they are economically viable. You will always have some early adopters who have money to burn, but the vast majority of people make decisions with their wallet.
pseudocultist t1_j9cd20f wrote
Education take a little time. The idea of a 500% efficient system is a little foreign to people but when they realize what it means, of course they want it.
Wind_Yer_Neck_In t1_j9kjiy8 wrote
Yep, my neighbors just got solar panels installed and a battery storage to charge their electric car. It's not that they're super green or anything, it's that we're in the UK and power has gotten a lot more expensive and the tech is cheaper every year. A few grand now and they'll have nearly free EV running costs for the foreseeable future.
ACorania t1_j9daa7p wrote
If they can afford the upfront costs. The poorest of the population and renters will still be living without these.
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ACorania t1_j9di8sv wrote
It depends who is on the hook for the cost. If the heat just runs up the electric and that is the renters responsibility, then the Landlord doesn't really have an incentive to care. If they replace it then the renter sees the savings, not them.
If the landlord is responsible for the costs... yeah, I bet they are all over it.
Hvarfa-Bragi t1_j9fcqkx wrote
Everywhere I rented apartments in Arizona came with a heat pump that I had to pay the electric for, landlords didn't profit directly.
netz_pirat t1_j9fb0gc wrote
It's a bit of renter's vs landlord market as well.
If the available renter has a budget of 1500$ for rent and utilities, you bet the landlord has an interest in efficient appliances so he can charge a higher percentage of those 1500$.
Now, if the renters have to be happy to find a place at all, it doesn't matter that much unfortunately...
burkins89 t1_j9er3fm wrote
Up in my area of the northwest a lot of landlords don’t care one bit and some older rental houses are uninsulated and still running former coal furnaces retrofit to gas.
series_hybrid t1_j9frrmi wrote
I oncelived where there very old houses on one side of town.
Wrap-around porches shaded the ground floor. Basement stayed cool even in hottest summers and canned foods were stored there.
I've seen homes that were not that old, and built to rent. No overhang/shade, no basement, no insulation, no garage
lupuscapabilis t1_j9g4bdg wrote
>Wrap-around porches shaded the ground floor.
I can't believe that never occurred to me. I moved into a new house last year that has a wraparound porch for half the house (right next to the living room) and I was struck by how comfortable it was in there during the summer. I was used to sweltering any time the temp hit 80F.
series_hybrid t1_j9ggu7q wrote
Contractors build what customers buy, not what is smart. I'll give you a great example.
If you are surrounded by free trees, you might consider a wood-burning stove, like the Franklin style.
But what size to buy? Plus you have to gather and chop the wood. People buy the large one because it "looks right", and they have yo keep adding wood frequently.
Where does the air come from that feeds the fire? There is n adjustable opening right now the lower front, so...it takes-in air from the room. Air that you burned wood to warm.
The fire is 1500F, so it doesn't care if you feed it 20F air from outside, or 70F air from the room. People heat the air in the room, and then throw half of it away up the chimney.
Duct some air from the outside to the intake, and you will only need to burn half the wood.
The wood is free, but, you just cut your gathering and chopping in half.
Plus now, you realize you can buy the smaller stove, and sell the big one.
OhItsNotJoe t1_j9fwosm wrote
My landlord had a heat pump installed in my rental just recently and I asked him about it. For context: It’s a student rental in an area that gets cold winters and hot summers. Because he takes the electric cost from vacationers in the summer it’s more efficient to have a heat pump that can do both AC for them and heat for me in the winter. It simplified the things he has to worry about/repair, plus saves me money on the electric bill (which he then up charges the rent of course).
[obligatory fuck landlords, we’re better off without them]
LifeIsARollerCoaster t1_j9dcyzy wrote
I bought a cheap electric space heater for under $50. It’s not the same as a heat pump but it works and I am not burning oil to use it.
Demand spurs mass production which lowers costs. Quite sure heat pumps will majorly drop in price in the next few years as there is high demand
ACorania t1_j9dil7z wrote
I could be wrong, but I think in general that space heaters are the most expensive way to heat. More than gas in most situations.
Obviously it depends on if you are heating the same amount of space, the relative efficiency of your specific situation, etc. etc... but as a general rule, space heaters are the most costly form of heating.
series_hybrid t1_j9ftmhm wrote
If I eaten an entire house with a space heater in each room, I would agree with you.
This past winer we had a month that was colder than normal, and that month we paid $300 to heat. The following month we turned the central heat way down, dressed warmer, and used a space-heater in the small den where we ate and watched TV
lupuscapabilis t1_j9g3ba9 wrote
For some reason people tend to just get stuck on the "space heaters are expensive" thing even though most of us use them to temporarily supplement the heat and not use them to heat the whole house. I've never seen any significant increase in electric bill from occasionally using a space heater.
LifeIsARollerCoaster t1_j9ds4fk wrote
Electric space heaters are close to 100% energy efficient. Gas heaters have over 80% energy efficiency. That’s the physics part. The cost part depends on the price of gas and price of electricity. If gas prices are higher like in the last few months or If you have solar panels then the cost of electricity is less and you will save money like I did by using a space heater
_craq_ t1_j9en1sy wrote
Heat pumps get 200-300% efficiency.
For people whose electricity is generated from gas, you should include the efficiency of generating electricity in your calculation. So a space heater would be ~50%, but a heat pump still beats direct gas heating.
ghostridur t1_j9fyld3 wrote
There are 100000 btus in a therm of natural gas and 3142 btus in a kwh of electric so using $1.316 of gas for heating is equivalent to $5.506 in electricity for a space heater at the current rates I am paying for ng and electric. Heat pumps probably won't catch on as much in the north for heating we mostly use them for cooling in the summer. Even with a crank case heater and an auxiliary heat grid inside the head getting below 5 they really struggle.
I'll stick with my 96.3% furnace for now. The premature push to have everything all electric is just a good way to sell more natural gas to electric power companies for generation. Just costs the end user more money.
LifeIsARollerCoaster t1_j9g3pc0 wrote
The math is different for people who have solar panels or those who have much higher gas prices
porican t1_j9dpfpn wrote
not burning oil but unless your ESCO uses only sustainable sources you’re probably still burning coal
LifeIsARollerCoaster t1_j9dshpy wrote
My state is phasing out coal. Currently it’s less than .5% of the state power supply
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LifeIsARollerCoaster t1_j9fbvwp wrote
So if a California power company buys power from a coal power plant in Utah you equate that to say that California exports pollution. Amazing!
Surely the Utah power plant has a choice to generate power from other sources no?
Don’t worry that deal won’t go on for long, along with the money and jobs. California has a 100% renewable power mandate so it will be phased out. They have been adding a ton of power storage projects to manage the intermittency of renewable power
Lightning6475 t1_j9dw995 wrote
Fact check me on this but I heard that renewable energy is becoming more profitable than non renewable energy. If true than hopefully the oil companies will have less power than before
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bryanna_leigh t1_j9faoqv wrote
We needed a new AC and then were told about this option, since we have solar now it makes perfect sense. Also, the Feds and our Local government are providing rebates, so win win!
benneyben t1_j9cby9z wrote
We’re installing two units for three rooms this year in Maine. We have a wood stove and an old oil furnace. I hate running the furnace and I don’t think we’d have to much at all with the wood/heat pump combo. Also they double as ACs that don’t block the windows so you can still get fresh air when needed.
coinpile t1_j9cof7u wrote
We are building a house and are focusing on energy efficiency. It’s all metal and the inside of the roof and siding is sealed with closed cell spray foam, with open cell foam going on top of that. A heat pump and dehumidifier just made sense. I’m hoping we’ve done everything right and should have a reasonable electric bill when all is said and done, we’re avoiding gas completely.
m-s-c-s t1_j9d73e6 wrote
Oh my god I'm so jealous of your sealing. My place was oil fired, and even though electricity rates have gone up, oil went up more. My switch to heat pumps already saved me money over the oil furnaces it replaced this winter. The local utilities are jacking electricity rates up, so my next move was easy. Solar panels and a battery system up next!
coinpile t1_j9d7qsx wrote
I want to do solar panels and batteries too, our type of roof (standing seam metal) and the north/south alignment has been arranged with panels in mind. I just need the money to afford the setup, just the house itself is taking up quite a bit of cash!
m-s-c-s t1_j9dbeah wrote
Yeah man! Gotta be careful that you don't strain yourself too far! I lucked out that the timing was good for me.
Eokokok t1_j9fz3j5 wrote
Just one thing to keep in mind regarding standing seam systems - do not go for cheapest ones. Actually look for company that will come over and pick the mounting to fit the seam properly. 'Universal' clamps, especially cheap ones, can move under high wind load. Seen installations that needed to be removed completely since they slide down the roof plane...
series_hybrid t1_j9fuch0 wrote
Start with the battery and inverter first. If there is a power outages, you will have power for the fridge and TV. I am fond of Nissan Leaf modules.
Then, plan out the purchase of a dual-fuel generator as a back up.
The last phase is adding the solar panels and charge controller...if you wait on the panels, you can get the newest type, with the best cloudy-day performance.
You can get a sunburn on a cloudy day, so some frequencies of energy are making it through...
Just a few thoughts and suggestions. Best of luck.
EmoInTheCreek t1_j9cg5mh wrote
Hotcakes never sold near as good as rubbers.
The expression should be: "Sells like rubbers."
Who needs hotcakes?
m-s-c-s t1_j9d6mqp wrote
Just replaced oil + some electric baseboards with heat pumps + the same electric baseboards. However, when it got down to -5F or so the heat pumps and baseboards were only able to keep the house at around 60F.
The main problem is the house leaks like a sieve. Even with oil it would get cold. I had a brief power outage on a cold day and it caused a 7F drop in temperature in like an hour. Now I've got to go through and seal up all the holes and air leaks and missing storm windows.
Even with the leaks, the heat pumps have so far saved me hundreds of dollars per month over last winter's oil.
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InvisiblePhilosophy t1_j9eqdih wrote
Whoa.
There are three refineries in Alaska.
Kenai, North Pole, and Valdez.
They are just small. Kenai can take in 68,000 barrels per day, North Pole is 22,000 bpd, and Valdez is 60,000 bpd.
Also, they all produce diesel and jet fuel, but only Kenai produces gasoline.
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Optimal-Permission-8 t1_j9dykmv wrote
about this. Is there any reason for someone to make this transition if 80%+ of the electricity they receive is generated from natural gas?
dolphins3 OP t1_j9e127a wrote
Yes. Using natural gas to generate electricity that runs a heat pump is drastically more efficient than using natural gas to directly heat a the same home.
Optimal-Permission-8 t1_j9lk687 wrote
I believe you, its just a lot of money for the system. Any idea what the efficiency of a natural gas plant is? (i live in MA)
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computerman10367 t1_j9fjmq4 wrote
Damn I wish I could afford to heat or cool my house in this economy. Got quoted for 5k for a new heat pump a few years ago. I know that's cheap but damn. $400 electric bills are keeping me under. Either that or go cold right now
lupuscapabilis t1_j9g2u5v wrote
So happy that the house we bought last year has a pellet stove. When it's been at its coldest here in NY, we've been able to run that thing all day without stressing much.
allothernamestaken t1_j9gipog wrote
>Air source heat pumps use a refrigerant to absorb heat from the outdoor air, which then gets passed on to rooms in a house or a hot water supply.
Sounds like an air conditioner in reverse - is that accurate? Can the same device be operated in reverse to alternately heat or cool?
dolphins3 OP t1_j9gph4l wrote
Yeah exactly, one of the really cool things about heat pumps is they're both heating and air conditioning depending on the season.
brokenelectricchair t1_j9gu90z wrote
Mine was subsidized by Ameren. They have a program where you put some money up front but the rest of the cost is paid through the savings you get by it being more efficient. They also put in more insulation in my attic.
The crazy thing is, now my wife works from home so we actually keep it more comfortable during work hours than we used to. We still saw a big decrease in electricity.
I'm hoping at some point they will have a deal for solar panels or a home battery.
Hananners t1_j9inshb wrote
I really wonder how feasible it would be to get a heat pump for the old RV my husband and I are currently living in. It needs a complete revamping of the power system anyways, since it was made in the 90s and charges the 'house batteries' at a snail's pace. We plan to add solar to the roof, and if we can find a way to use the propane heating and generator less it would save us quite a bit of money... Heat pumps are great, and even if we can't get one for the RV, we plan to have one for whatever home we can buy/build in the next few years.
coroff532 t1_j9dghi1 wrote
this site should be banned for false news. I use to take in Wired magazine. Until it gave Hogwarts a 1/10 for political clout. is coal powered electricity what is best for everyone? or is gas power more efficient for certain areas. all I know is Wired magazine gives power to anyone without any review. https://web.archive.org/web/20230210135608/https://www.wired.com/review/hogwarts-legacy-review/
dolphins3 OP t1_j9dmjga wrote
That review was hilarious, but these articles are done by entirely separate people, almost certainly for different editors.
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bradland t1_j9cfdar wrote
Heat pump efficiency can reach 300%. The maximum efficiency when using natural gas to heat a home directly is 100%. So as crazy as it sounds, burning mangas to generate electricity actually results in net gains in efficiency when using a heat pump instead of combustion based heating.
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gregra193 t1_j9cgoh8 wrote
Heat pump efficiency being >100% is very real.
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Jamesgardiner t1_j9cp557 wrote
You’re an engineer who can’t figure out that burning 10 units of gas to make 4 units of electricity, then putting that through a heat pump to pull 12 units of heat into your home is better than just burning the gas in your home?
bradland t1_j9dd2rq wrote
Sometimes people really blow my mind. That person tripled down so hard they’d rather delete their account than incorporate new information.
bradland t1_j9cjy72 wrote
Nope. I know, it sounds like it violates the laws of thermodynamics, but it’s very real. The reason is that heat pumps don’t generate all of their own heat; they just move it around.
Sleepdprived t1_j9cmisz wrote
No... he is correct you can MOVE 5 times the amount of heat with the same energy it takes to MAKE 1 unit of heat.
r2k-in-the-vortex t1_j9clnvv wrote
No it's not, because you are not paying for the heat you remove from outside air. Of course it's no perpetum mobile, but in terms of heat in your home vs fuel spent, yes it is over 100% efficient.
Sacrifice_bhunt t1_j9clb49 wrote
The idea being that your power grid can eventually switch over to clean energy sources. But if you buy a traditional furnace, you are guaranteed to burn fossil fuels for the life of the appliance.
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Blue_Trackhawk t1_j9d21z0 wrote
Yeah, there's a lot of moving parts determining whether this is immediately beneficial to the environmental impact of climate control or not.
Lower demand for fuel at each household, but increased demand for fuel at the power station; what net change in fuel cost does this create?
Heat pumps tout up to 300% efficiency, but that is only achieved in ideal weather conditions; how often is it operating well short of that?
There may be economies of scale using fuel for power generation at the power plant; how much more efficient is it? How do transmission losses factor into that?
There are plenty of talking points for or against. I don't think everyone should just go convert a perfectly functional system to electric, and for others, conversion may be financially irresponsible. If we're looking at this as a phase (get it?) in a larger plan to reduce dependence on fossil fuel for energy needs, then it seems like an eventually worthwhile change and not just passing the buck or kicking the can.
What we have been seeing are things happening in parallel. Efforts to reduce generation emissions while also increasing residential and commercial structure and systems efficiency.
In terms of that last mile efficiency, this is just the next evolution to previous efforts to increase efficiency in lighting. Remember when the vast majority of light bulbs used 60-100 watts? I even used to have a 300-watt halogen lamp! Now we are seeing 10-15 watts. That's huge! And looking at the efficiency of AC units for a 3ton unit, at 14 seer, it was like running 25 of those old light bulbs; a 25 seer unit would be like 14 of those old light bulbs, or maybe 100-150 modern led lights. We shifted energy demand away from lighting, and by moving away from combustion heat, shifting demand more to electric heat, but it is not an equal exchange. As generation becomes more efficient, we're actually looking at the end game of a major shift in energy sources and consumption. We are also doing our part adopting more EV and PHEV vehicles (a whole other can or worms). Let's not get pessimistic and take the wind out of the sails of people who want to switch from a furnace to a heat pump now! Things feel like they are moving in the right direction, slowly but surely.
Squirrel09 t1_j9d46s5 wrote
I too refuse to make progress, until the perfect solution is presented.
No duh there's still more work to do. Nobody is saying this is the end, but a very good step forward.
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m-s-c-s t1_j9db6jf wrote
My state pairs it with other incentives like home energy efficiency upgrades and discounts on a whole class of energy upgrades. You get loans with preferential interest rates (like a couple % off the rate) if you let them do a home energy audit.
So like, I got heat pumps on a line of super cheap credit because I'm willing to let them help me plug holes in my sieve of a house. I get thousands of dollars in tax incentives back.
That same home energy audit is good for like a year? Maybe more? It also gets me major tax incentives on buying solar panels, which you can also get super cheap lines of credit. So whaddaya know, I'm doing that too.
Between the savings in heating and cooling costs, I don't think the whole rig will be free, but it'll be cheaper than keeping my existing heating cooling solution even without the leak seal I'm getting. From a real cost standpoint, provided electricity and oil don't become ludicrously cheap simultaneously suddenly, it's about what I would've paid to get old school central air alone and stay on grid power. Even if it does, I now have a system that lets me handle major power outages due to weather without being miserable. If it goes up, I'm better than break even.
'Murica or something! 🇺🇸
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LifeIsARollerCoaster t1_j9c3jsq wrote
You can always count on money and costs to be a guaranteed motivation for switching to greener options