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: 234,813
    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: 27,280
    SeanB
    02-10-2011, 05:45 PM Go to last post

  1. welding whit nitrogen

    Started by icecube51, 27-07-2009 05:48 PM
    • Replies: 15
    • Views: 7,361
    steele3923
    04-10-2010, 02:43 AM Go to last post

  2. Smile Dramatize R effect of pressure alone

    Started by zitaray, 26-12-2004 10:06 PM
    • Replies: 22
    • Views: 7,345
    Peter_1
    31-12-2004, 11:20 PM Go to last post

  3. correct inverter refrigerant charge

    Started by sumsor, 30-06-2010 10:18 AM
    • Replies: 19
    • Views: 7,320
    razor007
    02-08-2010, 11:54 AM Go to last post

  4. Split System. Low pressure but no leak

    Started by jweins1, 13-03-2011 12:24 AM
    • Replies: 8
    • Views: 7,311
    james710
    15-03-2011, 03:39 PM Go to last post

  5. High pressure at the pump for a chilled water system

    Started by mackistired, 17-12-2011 11:56 PM
    • Replies: 23
    • Views: 7,295
    Peter_1
    22-12-2011, 08:12 AM Go to last post

  6. Head pressure control method.

    Started by mad fridgie, 28-10-2009 07:29 AM
    • Replies: 16
    • Views: 7,250
    mad fridgie
    29-10-2009, 07:50 PM Go to last post

  7. Problem with condenser pipe length

    Started by Bashir01219, 02-04-2011 08:48 AM
    • Replies: 7
    • Views: 7,239
    research
    15-04-2011, 05:38 AM Go to last post

  8. Are all 8000BTU Window AC created equal?

    Started by pwanghk, 26-04-2002 02:32 AM
    • Replies: 20
    • Views: 7,233
    zolar1
    15-05-2002, 06:40 AM Go to last post

  9. Expert help needed fast..PLEASE

    Started by jstch00tme, 17-06-2008 02:57 AM
    • Replies: 26
    • Views: 7,233
    GXMPLX
    24-06-2008, 02:45 AM Go to last post

  10. Brazing practice

    Started by Larry2, 26-11-2006 06:55 AM
    • Replies: 13
    • Views: 7,217
    chillin out
    03-12-2006, 10:50 PM Go to last post

  11. Question Actual Expansion Valve Process

    Started by AastroGuru, 29-01-2009 11:04 AM
    • Replies: 11
    • Views: 7,213
    Peter_1
    03-02-2009, 09:53 AM Go to last post

  12. CPR improving hotgas defrost? any thoughts

    Started by young gun, 10-05-2010 09:26 AM
    • Replies: 9
    • Views: 7,175
    jakabus
    28-04-2011, 12:29 PM Go to last post

  13. Guidance on a first foray...

    Started by macker, 09-08-2005 11:17 AM
    • Replies: 19
    • Views: 7,159
    Hofmann
    14-09-2006, 08:33 AM Go to last post

  14. Basics or is it?

    Started by Fett, 25-08-2009 08:58 AM
    • Replies: 17
    • Views: 7,151
    Fett
    10-09-2009, 01:45 AM Go to last post

  15. Data Center COP

    Started by rayc, 25-02-2010 06:02 PM
    • Replies: 10
    • Views: 7,140
    frank
    28-02-2010, 04:24 PM Go to last post

  16. Unloader

    Started by Abe, 15-04-2002 10:46 PM
    • Replies: 6
    • Views: 7,139
    NoNickName
    15-10-2009, 10:33 PM Go to last post

  17. Copper U Values

    Started by dwallan, 20-10-2002 09:20 PM
    • Replies: 1
    • Views: 7,133
    herefishy
    19-11-2002, 09:30 PM Go to last post

  18. Auxilary receiver to increase subcooling?

    Started by liptow, 20-11-2009 03:55 PM
    auxilary receiver, heat exchanger, liquid lift, sub-cooling
    • Replies: 21
    • Views: 7,129
    lowcool
    27-11-2009, 04:30 AM Go to last post

  19. Lubrication oil

    Started by km200099, 01-03-2007 02:17 AM
    • Replies: 4
    • Views: 7,123
    hendry
    19-12-2007, 11:00 AM Go to last post

  20. Best temprature control method for walk in freezer? Thermostat or Pressure switch

    Started by MrAir, 26-07-2011 01:04 AM
    • Replies: 8
    • Views: 7,123
    Peter_1
    27-07-2011, 06:59 AM Go to last post

  21. Question Can an amature build a homebrew temprite???

    Started by FNQ Bunyip, 23-02-2005 08:40 AM
    • Replies: 1
    • Views: 7,114
    Temprite
    23-02-2005, 10:44 AM Go to last post

  22. Question Domestic refrigerator coolant data

    Started by Paul, 12-10-2001 07:04 PM
    • Replies: 2
    • Views: 7,088
    Abe
    13-10-2001, 10:31 AM Go to last post

  23. Question Mitsi City Multi VS Daikin VRV

    Started by sumsor, 08-07-2010 11:09 AM
    • Replies: 5
    • Views: 7,082
    icecube51
    14-07-2010, 05:54 PM Go to last post

  24. ***** expansion fundamentals

    Started by sgtech, 11-11-2010 02:23 PM
    • Replies: 7
    • Views: 7,077
    desA
    12-11-2010, 09:40 AM Go to last post

  25. Service valve diagram

    Started by Dr._Fleck, 07-02-2008 03:41 PM
    • Replies: 3
    • Views: 7,076
    Tycho
    07-02-2008, 08:24 PM Go to last post

  26. Angry How the refrigerator is less humid than outside

    Started by Abu Bakar, 19-06-2003 03:06 AM
    • Replies: 0
    • Views: 7,074
    Abu Bakar
    19-06-2003, 03:06 AM Go to last post

  27. Question Co2

    Started by csrbv, 01-05-2020 12:47 PM
    • Replies: 2
    • Views: 7,073
    csrbv
    01-05-2020, 11:44 PM Go to last post

  28. Compressor's volume efficiency

    Started by John McGru, 16-02-2004 08:44 AM
    • Replies: 0
    • Views: 7,058
    John McGru
    16-02-2004, 08:44 AM Go to last post

  29. Expansion Tank

    Started by Sumit, 15-09-2011 04:01 AM
    • Replies: 20
    • Views: 7,057
    ah fai
    21-09-2011, 03:45 PM Go to last post

  30. Subcooling vs charge graph?

    Started by Larry2, 29-11-2006 11:47 PM
    • Replies: 4
    • Views: 7,050
    frank
    01-12-2006, 07:40 PM Go to last post

  31. Pump down system, solenoid valve

    Started by AleksanderNH, 05-06-2010 09:52 PM
    • Replies: 6
    • Views: 6,999
    ktm
    10-06-2010, 12:07 AM Go to last post

  32. Oil parameters

    Started by Kevin S, 13-08-2005 03:58 PM
    3 Attachment(s)
    • Replies: 7
    • Views: 6,998
    US Iceman
    08-10-2005, 04:46 PM Go to last post

  33. different refrigerants, Why?

    Started by Das71, 15-05-2009 12:42 AM
    • Replies: 11
    • Views: 6,984
    subramanyam
    27-05-2009, 12:45 PM Go to last post

  34. Commissioning an AHU

    Started by marc5180, 01-07-2010 08:02 PM
    • Replies: 20
    • Views: 6,973
    frank
    08-07-2010, 08:40 PM Go to last post

  35. Fridge making high pitched noise

    Started by Var, 30-11-2008 03:02 PM
    fridge, noise, sound
    • Replies: 3
    • Views: 6,972
    icecube51
    04-12-2008, 06:46 PM Go to last post

  36. Daikin FTD35F R1T Air Thermistor

    Started by HVACman, 27-12-2008 07:48 AM
    • Replies: 8
    • Views: 6,962
    multisync
    29-12-2008, 12:16 PM Go to last post

  37. Short cycle protection - how short are we talking?

    Started by MR2Aaron, 15-11-2010 05:40 PM
    • Replies: 6
    • Views: 6,961
    Applytek
    07-03-2011, 09:20 PM Go to last post

  38. cutting open a scroll compressor

    Started by marc5180, 21-02-2010 08:06 PM
    • Replies: 7
    • Views: 6,953
    exotiic
    06-03-2010, 10:32 AM Go to last post

  39. Why the solinoid valve?

    Started by r.bartlett, 02-06-2011 12:46 PM
    2 Attachment(s)
    • Replies: 22
    • Views: 6,948
    TTR_Tech
    07-06-2011, 06:15 AM Go to last post

  40. Ultra-low temperature system

    Started by Monkeyboy, 08-11-2010 03:40 PM
    • Replies: 6
    • Views: 6,928
    mad fridgie
    10-11-2010, 07:44 PM Go to last post

  41. Question oil free compressor

    Started by Lc_shi, 18-10-2005 01:07 AM
    • Replies: 6
    • Views: 6,906
    Andy
    22-10-2006, 01:28 PM Go to last post

  42. Problem with chiller

    Started by Bashir01219, 28-03-2010 04:09 AM
    • Replies: 14
    • Views: 6,899
    Bashir01219
    25-02-2011, 04:27 AM Go to last post

  43. Hot-water circulation pump

    Started by desA, 04-03-2010 12:50 PM
    • Replies: 24
    • Views: 6,877
    desA
    08-04-2010, 03:40 AM Go to last post

  44. vibration loops????

    Started by nickjh, 14-06-2007 06:22 AM
    • Replies: 18
    • Views: 6,863
    momo
    16-06-2007, 12:06 AM Go to last post

  45. Hot Compressor

    Started by jstch00tme, 01-04-2008 06:54 AM
    • Replies: 32
    • Views: 6,863
    The MG Pony
    11-04-2008, 05:48 PM Go to last post

  46. Smith quick braze torch?

    Started by The MG Pony, 14-08-2007 12:32 AM
    • Replies: 10
    • Views: 6,862
    Dr._Fleck
    15-09-2007, 09:31 PM Go to last post

  47. Question R 134a P-h (Mollier) Chart

    Started by jamesk, 09-08-2013 06:40 PM
    • Replies: 7
    • Views: 6,862
    jamesk
    13-08-2013, 08:56 PM Go to last post

  48. Unhappy how to calculate cooling time needed?

    Started by 27143721, 14-06-2006 06:15 AM
    • Replies: 9
    • Views: 6,850
    Lc_shi
    15-06-2006, 06:54 AM Go to last post

  49. Capillary Sizing

    Started by majortom, 23-11-2010 08:58 PM
    1 Attachment(s)
    • Replies: 9
    • Views: 6,845
    jcook1982
    30-06-2011, 01:29 AM Go to last post

  50. Capacity calculation

    Started by Peter_1, 01-07-2006 05:57 PM
    1 Attachment(s)
    • Replies: 15
    • Views: 6,843
    US Iceman
    02-07-2006, 11:23 PM Go to last post

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