Open Loop

Open loop systems utilizing water wells and/or surface water. Pump and dump, pump and re-inject.

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  1. GEM

    Geothermal heat pump that dumps back into well

    GEM, May 8, 2012 ... 2 3 4
    Replies:
    61
    Views:
    35,949
    awp4412
    Jul 2, 2013
  2. eisensms

    Why doesn\'t everyone go with Open Loops?

    eisensms, Jan 16, 2009 ... 2 3
    Replies:
    46
    Views:
    26,596
    zach
    Oct 29, 2011
  3. abh3

    Monodrive XT vs. Cycle Stop Valve

    abh3, Mar 12, 2011 ... 2
    Replies:
    29
    Views:
    23,208
    Valveman
    Oct 7, 2019
  4. LT1Pat

    Open loop pump short cycling

    LT1Pat, Dec 25, 2010 ... 2
    Replies:
    27
    Views:
    20,698
    waterpirate
    Jul 24, 2013
  5. Ichthyoman

    How to properly set up an exit water discharge system?

    Ichthyoman, Jan 17, 2013
    Replies:
    10
    Views:
    14,788
    zzdodge
    Mar 29, 2013
  6. glenski_31

    How low can you (I) go? Water Flow that is

    glenski_31, Nov 14, 2012 ... 2
    Replies:
    29
    Views:
    12,298
    engineer
    Apr 24, 2013
  7. kc

    Well Water Quality hardness and sulfate ??? on open loop system

    kc, Aug 24, 2013
    Replies:
    16
    Views:
    12,079
    Valveman
    Nov 30, 2020
  8. ciws14

    Open Loop back-flush

    ciws14, Nov 5, 2010
    Replies:
    12
    Views:
    11,485
    Mark Custis
    Oct 22, 2016
  9. eisensms

    How much increased well pump usage with Geo?

    eisensms, Jan 15, 2009 ... 2
    Replies:
    24
    Views:
    10,975
    waterpirate
    Jan 7, 2011
  10. llaforest

    CSV (Cycle Stop Valve) or VSD (Variable Speed Drive)

    llaforest, Oct 3, 2013
    Replies:
    15
    Views:
    10,232
    engineer
    Oct 12, 2013
  11. milkweed

    discharge well erosion, need guidance

    milkweed, Feb 7, 2014
    Replies:
    15
    Views:
    9,802
    Palace GeoThermal
    Feb 25, 2014
  12. thackery

    Risks of open loops systems?

    thackery, Jan 12, 2009 ... 2
    Replies:
    33
    Views:
    9,562
    HVAC Technician
    Mar 18, 2010
  13. mike3325

    Cheapest way to switch to geothermal

    mike3325, May 29, 2010
    Replies:
    13
    Views:
    9,319
    AMI Contracting
    Jun 30, 2011
  14. glenski_31

    Submersible Well Pump Cycles per Day

    glenski_31, Nov 28, 2012
    Replies:
    13
    Views:
    8,969
    llaforest
    Oct 3, 2013
  15. hardchines
    Locked

    Flow control devices

    hardchines, Aug 13, 2009
    Replies:
    19
    Views:
    8,680
    Forum Admin
    Aug 16, 2009
  16. Highside

    Open Loop install question

    Highside, Jun 23, 2010
    Replies:
    18
    Views:
    8,093
    waterpirate
    Jul 2, 2010
  17. rollandelliott

    how do you calculate how much water Open Loop uses?

    rollandelliott, Jun 29, 2011
    Replies:
    6
    Views:
    7,866
    AMI Contracting
    Jun 30, 2011
  18. geopete01

    2 pump system

    geopete01, Nov 12, 2015 ... 2
    Replies:
    21
    Views:
    7,287
    geopete01
    Dec 23, 2015
  19. sidebottom

    THE PUMP in pump and dump

    sidebottom, Jan 29, 2013
    Replies:
    16
    Views:
    7,197
    docjenser
    Feb 4, 2013
  20. ryoung9

    Open loop water flow into a pond

    ryoung9, Sep 14, 2011
    Replies:
    9
    Views:
    6,877
    ryoung9
    Sep 23, 2011
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