Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations waross on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Recent content by Greenpower

  1. Greenpower

    Battery charging

    Wow guys, thanks for the fast and detailed response, this is shedding new light on the lead acid battery charging scenario. The reason I was wondering if a power supply would work is because the old charger on the generator was nothing more than a transformer 2wires going into the primary...
  2. Greenpower

    Battery charging

    I was just wondering, could you charge a lead acid battery using a power supply. Example, I have a standby generator at one of my stations, it is diesel and uses two 12-volt battery’s in series to make 24-volts. The 4-amp battery charger has gone out, can I use a 24-volt power supply to...
  3. Greenpower

    Measuring flow using differential pressure

    I am sorry it took me so long to get back to you, but I had to get the meter running, I got the unit clabrated and is running smoothly now. I am interested in learning more about the differant types of flow measurement. We have many differant types of flow sensing in our system that I need...
  4. Greenpower

    Measuring flow using differential pressure

    I recently calibrated a flow meter at a water BPS using some of the original specifications data left by the employees before me, after I finished the calibration and everything was said and done, I was questioned on whether it was reading accurately or not because the readings were different...
  5. Greenpower

    ferrous Chloride use for waste water oder control

    Does anybody have any experience in odor treatment using ferrous chloride at lift stations? We first started using Calcium Nitrate, and it work very well, but we started looking for cheaper and, change to ferrous sulfide, we had some luck with it but it would corrode stainless steel and was...
  6. Greenpower

    AC leakage in switching power supply

    I would like some opinions on this matter. We currently use Idec PS5R series switching power supplies ranging from 12 to 24 volt dc at 30 to 50 watts with 120-volt ac input. The problem that we have found is that when powered up if you read your dc out from + and – you will read the proper...

Part and Inventory Search