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Forum: Fundamentals

  1. Sticky Thread Sticky: Refrigeration 101

    Started by Gary, 05-07-2009 05:21 PM
    5 Pages •
    1 2 3 4 5
    1 Attachment(s)
    • Replies: 201
    • Views: 234,025
    L-PLATES
    01-11-2011, 10:18 PM Go to last post

  2. Thumbs up Sticky Thread Sticky: Safety of Society - The Role of the Engineer

    Started by Josip, 17-05-2011 08:16 PM
    1 Attachment(s)
    • Replies: 4
    • Views: 27,149
    SeanB
    02-10-2011, 05:45 PM Go to last post

  1. Question about split systems

    Started by A.Mortezania, 08-06-2018 07:43 PM
    • Replies: 4
    • Views: 1,609
    Rob White
    09-06-2018, 05:51 PM Go to last post

  2. Pressure drop

    Started by xixxi, 18-05-2018 02:30 PM
    • Replies: 1
    • Views: 1,489
    Brian_UK
    18-05-2018, 03:28 PM Go to last post

  3. Pressure = Function of (T)

    Started by A.Mortezania, 12-05-2018 06:21 PM
    1 Attachment(s)
    • Replies: 4
    • Views: 1,910
    deulengame
    18-05-2018, 11:04 AM Go to last post

  4. Question about air-conditioning DX evaporator

    Started by A.Mortezania, 22-01-2018 04:43 PM
    • Replies: 4
    • Views: 2,258
    ascorone
    02-05-2018, 12:10 PM Go to last post

  5. Alternatives to 404a

    Started by cadwaladr, 25-04-2018 12:18 AM
    • Replies: 2
    • Views: 1,762
    chemi-cool
    26-04-2018, 06:16 PM Go to last post

  6. 240v 60hz compressor's on 240v 50hz supply

    Started by grizwold50, 24-04-2018 02:43 PM
    • Replies: 3
    • Views: 1,770
    grizwold50
    25-04-2018, 09:28 AM Go to last post

  7. Parallel compressors

    Started by A.Mortezania, 23-04-2018 07:13 PM
    2 Attachment(s)
    • Replies: 1
    • Views: 1,470
    Brian_UK
    23-04-2018, 11:43 PM Go to last post

  8. Walk-in chill desiccant

    Started by seanf, 19-04-2018 11:24 PM
    • Replies: 2
    • Views: 1,609
    seanf
    20-04-2018, 09:54 PM Go to last post

  9. Semi-hermetic compressor and flooded evaporators

    Started by A.Mortezania, 15-02-2018 08:26 PM
    • Replies: 6
    • Views: 13,202
    Steve186
    19-04-2018, 01:55 AM Go to last post

  10. Static superheat and condensing pressure

    Started by A.Mortezania, 09-04-2018 06:44 PM
    • Replies: 4
    • Views: 2,039
    A.Mortezania
    11-04-2018, 06:07 PM Go to last post

  11. Low side maximum pressure

    Started by mfurze, 26-03-2018 10:49 AM
    • Replies: 6
    • Views: 5,692
    mfurze
    28-03-2018, 12:39 AM Go to last post

  12. Air-conditioning of air-plane

    Started by A.Mortezania, 25-03-2018 09:20 AM
    • Replies: 2
    • Views: 11,685
    Brian_UK
    25-03-2018, 03:48 PM Go to last post

  13. Centigrade VS Kelvin

    Started by A.Mortezania, 05-03-2018 08:48 PM
    • Replies: 4
    • Views: 5,432
    Josip
    19-03-2018, 12:08 PM Go to last post

  14. Blowing VS sucking type fans

    Started by A.Mortezania, 07-03-2018 05:24 PM
    • Replies: 6
    • Views: 8,320
    B G Scott
    17-03-2018, 03:25 PM Go to last post

  15. Discharge valve

    Started by A.Mortezania, 14-03-2018 05:47 PM
    • Replies: 3
    • Views: 1,774
    A.Mortezania
    15-03-2018, 06:41 PM Go to last post

  16. Job Vacancy Big green Fridge.

    Started by Grizzly, 09-03-2018 06:23 AM
    • Replies: 2
    • Views: 1,479
    Grizzly
    09-03-2018, 03:21 PM Go to last post

  17. Software for shell & tube calculation

    Started by A.Mortezania, 06-03-2018 08:08 PM
    • Replies: 3
    • Views: 1,708
    A.Mortezania
    07-03-2018, 05:06 PM Go to last post

  18. Horse power

    Started by A.Mortezania, 03-03-2018 09:37 PM
    • Replies: 12
    • Views: 3,492
    A.Mortezania
    07-03-2018, 04:57 PM Go to last post

  19. Pattern of pipes

    Started by A.Mortezania, 04-03-2018 07:34 PM
    • Replies: 2
    • Views: 1,622
    RANGER1
    04-03-2018, 11:27 PM Go to last post

  20. Cleaninig evaporative condenser

    Started by A.Mortezania, 03-03-2018 09:26 PM
    4 Attachment(s)
    • Replies: 2
    • Views: 1,696
    Brian_UK
    03-03-2018, 11:54 PM Go to last post

  21. R404a vs r22

    Started by A.Mortezania, 01-03-2018 09:08 PM
    • Replies: 1
    • Views: 1,959
    Rob White
    02-03-2018, 11:34 AM Go to last post

  22. Which one is true ?

    Started by A.Mortezania, 23-02-2018 04:38 PM
    1 Attachment(s)
    • Replies: 10
    • Views: 2,958
    A.Mortezania
    01-03-2018, 09:07 PM Go to last post

  23. Piping

    Started by A.Mortezania, 19-02-2018 06:06 PM
    2 Attachment(s)
    • Replies: 7
    • Views: 2,403
    Glenn Moore
    21-02-2018, 08:30 PM Go to last post

  24. Exclamation Test procedure

    Started by ascorone, 05-12-2017 07:46 PM
    • Replies: 9
    • Views: 3,490
    ascorone
    05-02-2018, 08:08 AM Go to last post

  25. Question Hot gas bypass function

    Started by ascorone, 17-01-2018 09:20 AM
    defrost start, defrosting, hgbp, hot gas, hot gas bypass
    • Replies: 10
    • Views: 3,367
    ascorone
    02-02-2018, 07:08 AM Go to last post

  26. F Gas certificate for water chiller

    Started by bobjob, 31-01-2018 07:52 PM
    • Replies: 3
    • Views: 1,587
    Rob White
    01-02-2018, 08:51 PM Go to last post

  27. Check valve for discharge pipe

    Started by GENERALCOOL, 27-07-2017 07:09 PM
    3 Attachment(s)
    • Replies: 8
    • Views: 3,329
    Josip
    01-02-2018, 06:52 PM Go to last post

  28. Calculating needed cooling power

    Started by TommiL, 30-01-2018 07:04 PM
    • Replies: 3
    • Views: 1,440
    TommiL
    30-01-2018, 08:12 PM Go to last post

  29. Food safety issues

    Started by cadwaladr, 19-01-2018 12:52 AM
    • Replies: 6
    • Views: 2,060
    cadwaladr
    26-01-2018, 12:00 AM Go to last post

  30. Subcooling

    Started by A.Mortezania, 21-12-2017 01:21 PM
    • Replies: 12
    • Views: 3,782
    Segei
    24-12-2017, 01:32 PM Go to last post

  31. Share an experience with you

    Started by A.Mortezania, 21-12-2017 01:49 PM
    • Replies: 16
    • Views: 4,186
    A.Mortezania
    24-12-2017, 06:13 AM Go to last post

  32. Capital Cooling Jobs under threat.

    Started by Grizzly, 21-12-2017 04:42 PM
    • Replies: 0
    • Views: 1,215
    Grizzly
    21-12-2017, 04:42 PM Go to last post

  33. leak testing question

    Started by terminator, 21-06-2017 07:21 PM
    • Replies: 10
    • Views: 2,961
    terminator
    19-12-2017, 07:28 PM Go to last post

  34. Superheat - again!

    Started by terminator, 18-12-2017 09:15 PM
    • Replies: 4
    • Views: 1,786
    Brian_UK
    19-12-2017, 06:15 PM Go to last post

  35. Evacuation in Australia

    Started by Allrounder, 10-12-2017 12:08 AM
    • Replies: 12
    • Views: 3,281
    Tycho
    13-12-2017, 09:16 PM Go to last post

  36. Big problems please help, tinkering on this unit for 1 year and still wont work right

    Started by born2dive9702, 19-09-2017 04:18 PM
    2 Attachment(s)
    • Replies: 13
    • Views: 3,728
    tonyelian
    10-12-2017, 03:58 PM Go to last post

  37. Question about relative humidity

    Started by A.Mortezania, 27-11-2017 09:36 AM
    • Replies: 3
    • Views: 1,567
    Brian_UK
    27-11-2017, 07:44 PM Go to last post

  38. F61 Penn flow switch range adjustment at site

    Started by K.R.Iyer, 16-11-2017 04:59 AM
    1 Attachment(s)
    • Replies: 12
    • Views: 3,133
    Tycho
    22-11-2017, 05:43 PM Go to last post

  39. Inverted trap

    Started by A.Mortezania, 12-11-2017 06:11 PM
    2 Attachment(s)
    • Replies: 4
    • Views: 2,088
    Brian_UK
    13-11-2017, 07:22 PM Go to last post

  40. Model number to tell the tonnage

    Started by OkonedoCharles, 10-11-2017 02:04 PM
    • Replies: 5
    • Views: 2,202
    OkonedoCharles
    11-11-2017, 07:26 PM Go to last post

  41. Tying Condensers in Parallel.. need help/advice!

    Started by milen_d, 02-08-2017 02:46 PM
    1 Attachment(s)
    • Replies: 4
    • Views: 2,252
    Glenn Moore
    23-10-2017, 12:24 AM Go to last post

  42. troubleshooting

    Started by markep, 29-09-2017 10:19 PM
    • Replies: 3
    • Views: 2,804
    mbc
    13-10-2017, 06:15 AM Go to last post

  43. How to calculate properly massflow of water with a given air humidity and velocity?

    Started by Kristof Papp, 08-10-2017 02:29 AM
    air, humidity, massflow, vapor, water
    • Replies: 0
    • Views: 1,309
    Kristof Papp
    08-10-2017, 02:29 AM Go to last post

  44. Question IIAR Bulletin on NH3 piping seletion or pipe sizing calculation.

    Started by harsha.hv88, 01-10-2017 06:54 AM
    • Replies: 2
    • Views: 2,469
    harsha.hv88
    03-10-2017, 09:13 AM Go to last post

  45. Yogurt Specific heat

    Started by A.Mortezania, 27-09-2017 09:57 PM
    • Replies: 5
    • Views: 5,994
    Brian_UK
    02-10-2017, 01:17 PM Go to last post

  46. NH3 2 stage cycle question

    Started by Kristof Papp, 21-09-2017 09:19 PM
    • Replies: 2
    • Views: 1,524
    Sandro Baptista
    22-09-2017, 10:26 AM Go to last post

  47. Information about power hot defrost on the plates

    Started by Sandro Baptista, 29-05-2017 05:33 PM
    • Replies: 2
    • Views: 1,585
    Sandro Baptista
    22-09-2017, 10:09 AM Go to last post

  48. Question....Lennox

    Started by Robearbam, 16-09-2017 06:08 PM
    • Replies: 2
    • Views: 1,503
    The Viking
    16-09-2017, 08:55 PM Go to last post

  49. Double-trunk pistons and thermal-electric expansion valves

    Started by seanf, 10-09-2017 08:17 PM
    • Replies: 7
    • Views: 2,279
    seanf
    12-09-2017, 09:57 PM Go to last post

  50. help on a question

    Started by cyberkey, 26-08-2017 04:50 AM
    • Replies: 4
    • Views: 2,391
    malik55
    06-09-2017, 12:51 AM Go to last post

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