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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
    • Replies: 201
    • Views: 188,679
    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
    • Replies: 4
    • Views: 12,715
    02-10-2011, 05:45 PM Go to last post
  1. Compressor for R22 , R134a , R410A

    Started by A.Mortezania, 09-07-2019 07:23 PM
    • Replies: 7
    • Views: 234
    11-07-2019, 02:30 PM Go to last post
  2. Best R22 drop in for Daikin VRV

    Started by Contactor, 05-07-2019 03:06 PM
    • Replies: 7
    • Views: 316
    11-07-2019, 01:56 PM Go to last post
  3. Share your opinion with me

    Started by A.Mortezania, 20-06-2019 08:41 PM
    • Replies: 1
    • Views: 314
    23-06-2019, 05:50 PM Go to last post
  4. What is your opinion ?

    Started by A.Mortezania, 19-06-2019 07:32 PM
    • Replies: 4
    • Views: 370
    23-06-2019, 05:42 PM Go to last post
  5. What is this ?

    Started by A.Mortezania, 11-06-2019 05:42 PM
    • Replies: 6
    • Views: 516
    19-06-2019, 09:47 PM Go to last post
  6. Diode in series with AC coil

    Started by seanf, 20-01-2019 05:40 PM
    • Replies: 6
    • Views: 710
    01-06-2019, 11:55 PM Go to last post
  7. Humidity vs temperature

    Started by scoobyru, 21-04-2019 10:03 PM
    • Replies: 1
    • Views: 600
    22-04-2019, 12:04 AM Go to last post
  8. Manual expansion valve

    Started by 1001yos, 18-04-2019 10:54 PM
    • Replies: 2
    • Views: 510
    19-04-2019, 04:09 PM Go to last post
  9. Time required for cooling

    Started by nevinjohn, 14-04-2019 09:04 AM
    • Replies: 1
    • Views: 339
    16-04-2019, 05:17 AM Go to last post
  10. Screw compressor

    Started by A.Mortezania, 08-04-2019 06:04 PM
    • Replies: 2
    • Views: 472
    09-04-2019, 06:17 AM Go to last post
  11. Rack system

    Started by A.Mortezania, 05-03-2019 05:23 PM
    • Replies: 2
    • Views: 701
    06-03-2019, 08:24 PM Go to last post
  12. Capacity from flow in gallons and given DT

    Started by Peter_1, 08-01-2019 03:38 PM
    • Replies: 12
    • Views: 1,151
    28-02-2019, 01:40 PM Go to last post
  13. Thermostatic Expansion Valves for CO2

    Started by Kwaker, 25-02-2019 12:55 PM
    • Replies: 1
    • Views: 350
    27-02-2019, 08:34 AM Go to last post
  14. Water regulator valve

    Started by A.Mortezania, 02-02-2019 06:03 PM
    • Replies: 2
    • Views: 571
    06-02-2019, 03:54 PM Go to last post
  15. Positive displacement

    Started by A.Mortezania, 28-01-2019 04:59 PM
    • Replies: 2
    • Views: 496
    28-01-2019, 06:36 PM Go to last post
  16. Running a refrigerant scroll compressor on air?

    Started by Swedal, 08-01-2019 09:06 PM
    • Replies: 6
    • Views: 823
    12-01-2019, 09:28 PM Go to last post
  17. Subcooling

    Started by Duty007, 19-12-2018 01:47 AM
    • Replies: 2
    • Views: 833
    19-12-2018, 03:40 PM Go to last post
  18. Dynamic receiver

    Started by Duty007, 19-12-2018 02:03 AM
    • Replies: 1
    • Views: 801
    19-12-2018, 07:00 AM Go to last post
  19. flooded evaporators and oil return

    Started by A.Mortezania, 09-12-2018 04:12 PM
    • Replies: 3
    • Views: 946
    15-12-2018, 06:15 AM Go to last post
  20. Pressure testing pipework before commissioning

    Started by hyperion, 10-12-2018 04:52 PM
    • Replies: 11
    • Views: 1,439
    14-12-2018, 03:04 PM Go to last post
  21. 12 V DC Chiller Build

    Started by Rob White, 02-12-2018 08:53 PM
    • Replies: 8
    • Views: 1,508
    05-12-2018, 04:11 AM Go to last post
  22. 12 V DC Chiller Build

    Started by yilmaz22@gmx.de, 02-12-2018 08:28 PM
    • Replies: 0
    • Views: 829
    02-12-2018, 08:28 PM Go to last post
  23. System unbalance

    Started by Aria, 14-11-2018 12:51 AM
    • Replies: 0
    • Views: 791
    14-11-2018, 12:51 AM Go to last post
  24. Oil Temperature

    Started by PLEH2EREH, 01-11-2018 11:16 AM
    • Replies: 5
    • Views: 815
    06-11-2018, 10:15 PM Go to last post
  25. Charging system using recovery machine

    Started by Contactor, 01-11-2018 02:02 PM
    • Replies: 5
    • Views: 674
    02-11-2018, 03:52 PM Go to last post
  26. Compressible flow

    Started by seanf, 30-09-2018 09:21 PM
    • Replies: 4
    • Views: 846
    01-10-2018, 08:31 PM Go to last post
  27. Bimetallic Bow urethane foam

    Started by Aria, 13-09-2018 07:51 AM
    • Replies: 2
    • Views: 774
    13-09-2018, 03:06 PM Go to last post
  28. Suction headers sizing (Ammonia)

    Started by xixxi, 04-09-2018 05:58 PM
    • Replies: 2
    • Views: 761
    07-09-2018, 05:04 AM Go to last post
  29. Point of view about subcooling

    Started by A.Mortezania, 02-09-2018 12:52 PM
    • Replies: 2
    • Views: 701
    04-09-2018, 12:03 AM Go to last post
  30. Why

    Started by cadwaladr, 26-08-2018 02:33 AM
    • Replies: 2
    • Views: 731
    26-08-2018, 06:28 PM Go to last post
  31. Two condensing units on a single ring main?

    Started by Kwaker, 22-08-2018 10:14 AM
    • Replies: 3
    • Views: 794
    24-08-2018, 11:59 PM Go to last post
  32. Question about vave plate of compressors

    Started by A.Mortezania, 12-08-2018 06:04 AM
    • Replies: 3
    • Views: 897
    13-08-2018, 04:14 AM Go to last post
  33. sight glass installation

    Started by NaderAttar, 30-07-2018 09:07 AM
    • Replies: 1
    • Views: 1,047
    30-07-2018, 01:37 PM Go to last post
  34. Variable VI

    Started by A.Mortezania, 23-07-2018 08:12 PM
    • Replies: 2
    • Views: 1,048
    24-07-2018, 06:53 AM Go to last post
  35. Subcooling

    Started by Leee87, 22-06-2018 09:56 PM
    • Replies: 3
    • Views: 1,573
    16-07-2018, 10:33 PM Go to last post
  36. Whay

    Started by cadwaladr, 12-07-2018 12:42 AM
    • Replies: 1
    • Views: 1,108
    12-07-2018, 02:34 PM Go to last post
  37. Question about sporlan expansion valves

    Started by A.Mortezania, 09-07-2018 06:50 PM
    • Replies: 2
    • Views: 893
    09-07-2018, 09:35 PM Go to last post
  38. Wind Socks

    Started by nanuuk, 13-06-2018 02:58 PM
    • Replies: 6
    • Views: 1,009
    14-06-2018, 06:32 PM Go to last post
  39. V-Style Coil Condensers

    Started by milen_d, 11-06-2018 07:24 PM
    • Replies: 1
    • Views: 581
    12-06-2018, 12:41 AM Go to last post
  40. non-condensable test from the low pressure side

    Started by pvl, 18-05-2018 05:45 PM
    • Replies: 22
    • Views: 2,042
    10-06-2018, 11:31 PM Go to last post
  41. Question about split systems

    Started by A.Mortezania, 08-06-2018 07:43 PM
    • Replies: 4
    • Views: 705
    09-06-2018, 05:51 PM Go to last post
  42. Pressure drop

    Started by xixxi, 18-05-2018 02:30 PM
    • Replies: 1
    • Views: 723
    18-05-2018, 03:28 PM Go to last post
  43. Pressure = Function of (T)

    Started by A.Mortezania, 12-05-2018 06:21 PM
    • Replies: 4
    • Views: 952
    18-05-2018, 11:04 AM Go to last post
  44. Question about air-conditioning DX evaporator

    Started by A.Mortezania, 22-01-2018 04:43 PM
    • Replies: 4
    • Views: 1,165
    02-05-2018, 12:10 PM Go to last post
  45. Alternatives to 404a

    Started by cadwaladr, 25-04-2018 12:18 AM
    • Replies: 2
    • Views: 843
    26-04-2018, 06:16 PM Go to last post
  46. 240v 60hz compressor's on 240v 50hz supply

    Started by grizwold50, 24-04-2018 02:43 PM
    • Replies: 3
    • Views: 783
    25-04-2018, 09:28 AM Go to last post
  47. Parallel compressors

    Started by A.Mortezania, 23-04-2018 07:13 PM
    • Replies: 1
    • Views: 701
    23-04-2018, 11:43 PM Go to last post
  48. Walk-in chill desiccant

    Started by seanf, 19-04-2018 11:24 PM
    • Replies: 2
    • Views: 747
    20-04-2018, 09:54 PM Go to last post

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