EcoRenovator  

Go Back   EcoRenovator > Search Forums
Advanced Search
 


Blog Register 60+ Home Energy Saving Tips Recent Posts Search Today's Posts Mark Forums Read


Showing results 1 to 25 of 500
Search took 0.04 seconds.
Search: Posts Made By: NiHaoMike
Forum: Appliances & Gadgets 04-18-19, 05:51 PM
Replies: 5
Views: 345
Posted By NiHaoMike
Add a drop of threadlock glue to stop it from...

Add a drop of threadlock glue to stop it from coming out again.
Forum: Other Improvements 02-07-19, 06:25 PM
Replies: 15
Views: 722
Posted By NiHaoMike
Read up on how relative humidity works and...

Read up on how relative humidity works and therefore why HRVs do work as dehumidifiers during the winter.
Forum: The Billiards Room 02-04-19, 09:31 PM
Replies: 7
Views: 813
Posted By NiHaoMike
Another option that recently came out is the...

Another option that recently came out is the ESP32 camera.
https://hackaday.com/2019/02/02/cheap-esp32-webcam/
Forum: Conservation 01-16-19, 08:27 PM
Replies: 4
Views: 352
Posted By NiHaoMike
Just leave it in heat pump mode.

Just leave it in heat pump mode.
Forum: Tools 01-07-19, 08:25 AM
Replies: 8
Views: 829
Posted By NiHaoMike
I don't have a TS100 yet, but several of my...

I don't have a TS100 yet, but several of my friends like them. The best battery to use is a 5S or 6S pack with built in BMS, for example external battery packs for laptops and power tool batteries.
...
Forum: Conservation 01-02-19, 06:01 PM
Replies: 6
Views: 535
Posted By NiHaoMike
Find a used UPS that takes a single 12V battery...

Find a used UPS that takes a single 12V battery and just connect it.
Upgrade your UPS! (with some car batteries...) (http://dansdata.com/upsupgrade.htm)
Forum: Tools 12-27-18, 10:11 PM
Replies: 8
Views: 829
Posted By NiHaoMike
TS100 is a great choice and easily runs from...

TS100 is a great choice and easily runs from batteries for portability.
Forum: Solar Power 12-12-18, 11:03 PM
Replies: 51
Views: 14,732
Posted By NiHaoMike
20V gate IGBTs are pretty unusual. Most common...

20V gate IGBTs are pretty unusual. Most common are 10V to 15V on and 0 to -10V off, the latter being especially variable depending on application - generally high speed switching of more than a few...
Forum: The Billiards Room 12-09-18, 11:31 PM
Replies: 6
Views: 457
Posted By NiHaoMike
DIY electronics, embedded programming, FPGA...

DIY electronics, embedded programming, FPGA programming, and cryptocurrency mining are just a few that come to mind.

Recently got into the ESP32 and I actually found a bug in the stable branch of...
Forum: The Billiards Room 10-07-18, 10:56 AM
Replies: 8
Views: 617
Posted By NiHaoMike
Electrical Engineer.

Electrical Engineer.
Forum: Conservation 09-08-18, 11:24 AM
Replies: 30
Views: 2,967
Posted By NiHaoMike
Why not use infrared heat lamps for secondary...

Why not use infrared heat lamps for secondary heat? Pretty much instant response, very easily throttled with an ordinary light dimmer, and are very good at delivering the heat where it's needed.
...
Forum: Other Improvements 08-29-18, 09:34 AM
Replies: 12
Views: 1,034
Posted By NiHaoMike
It's the voltage that determines the current for...

It's the voltage that determines the current for a power level. DC actually works favorably here.

My idea was to disconnect one of the services to avoid having to pay for the service charge twice....
Forum: Other Improvements 08-27-18, 08:12 AM
Replies: 12
Views: 1,034
Posted By NiHaoMike
How much is the service charge? You might be able...

How much is the service charge? You might be able to save that if you do an interconnect between the houses. How practical it would be to have the interconnect in the first place would depend greatly...
Forum: Solar Heating 08-10-18, 05:11 PM
Replies: 10
Views: 8,393
Posted By NiHaoMike
My experience with those bathtubs is that the...

My experience with those bathtubs is that the pump is already enough to cause the water to heat up over time.
Forum: Solar Power 08-06-18, 06:14 PM
Replies: 17
Views: 1,187
Posted By NiHaoMike
Use MOSFETs or IGBTs for switching. Or for the...

Use MOSFETs or IGBTs for switching. Or for the simplest temporary solution for space heating, leave the heaters connected at all times during the winter and open a window as needed to vent excess...
Forum: Conservation 08-06-18, 06:08 PM
Replies: 151
Views: 18,461
Posted By NiHaoMike
Do you have any dedicated freezers? Install...

Do you have any dedicated freezers? Install relays to bypass the thermostat when the charge level is very high. Also set the water heater to a higher temperature during that time, if it's electric or...
Forum: Appliances & Gadgets 07-18-18, 03:12 PM
Replies: 8
Views: 769
Posted By NiHaoMike
What sort of volume are you trying to target? If...

What sort of volume are you trying to target? If it's in the few dozens, you can probably reverse engineer a few window A/Cs, pick one that's easiest to convert, then devise a setup for quickly doing...
Forum: Appliances & Gadgets 07-17-18, 04:29 PM
Replies: 8
Views: 769
Posted By NiHaoMike
Design a low cost heat pump water heater based on...

Design a low cost heat pump water heater based on modified window A/Cs?
Forum: Geothermal & Heat Pumps 07-09-18, 07:52 AM
Replies: 3
Views: 546
Posted By NiHaoMike
Mount some fans to the ceiling for airflow?

Mount some fans to the ceiling for airflow?
Forum: Solar Power 07-09-18, 07:50 AM
Replies: 11
Views: 993
Posted By NiHaoMike
Panels are $1/W or less, sometimes $0.5/W or less...

Panels are $1/W or less, sometimes $0.5/W or less in bulk. DIY makes a lot of sense.
Forum: Geothermal & Heat Pumps 06-30-18, 01:51 PM
Replies: 13
Views: 1,306
Posted By NiHaoMike
It's pretty easy to find 120mm fans in the 100...

It's pretty easy to find 120mm fans in the 100 CFM range. (Delta is one common brand.) A few are even into the 200 CFM range. How much area do you have to work with? The little 5000 BTU unit I hacked...
Forum: Geothermal & Heat Pumps 06-29-18, 11:48 PM
Replies: 13
Views: 1,306
Posted By NiHaoMike
A lot of computer fans are rated for surprisingly...

A lot of computer fans are rated for surprisingly high temperatures, because it can get that hot on the exhaust side of a heatsink. But maybe you could add the fans on the inlet side?

I suggest...
Forum: Geothermal & Heat Pumps 06-29-18, 03:00 PM
Replies: 13
Views: 1,306
Posted By NiHaoMike
What about replace the indoor fan with a few...

What about replace the indoor fan with a few 120mm computer fans? It's the indoor fan you want variable speed for optimum dehumidification.
Forum: Lighting 06-20-18, 08:28 AM
Replies: 9
Views: 3,239
Posted By NiHaoMike
Sounds like a prime location to install a bug...

Sounds like a prime location to install a bug zapper?
Forum: Conservation 06-17-18, 10:07 AM
Replies: 7
Views: 628
Posted By NiHaoMike
The Leaf cells are not LiFePO4 but LiMn. 4.1V...

The Leaf cells are not LiFePO4 but LiMn. 4.1V full charge is not a common voltage for a BMS so I ended up designing my own for my project.
Showing results 1 to 25 of 500

 
Forum Jump

All times are GMT -5. The time now is 09:04 AM.


Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2019, vBulletin Solutions Inc.
Ad Management by RedTyger
Inactive Reminders By Icora Web Design