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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: 236,073
    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: 27,426
    SeanB
    02-10-2011, 05:45 PM Go to last post

  1. Compressor loading, cooling, and range of operation.

    Started by Air duster, 15-05-2007 08:24 PM
    2 Attachment(s)
    • Replies: 10
    • Views: 18,050
    praveen
    02-04-2008, 08:39 AM Go to last post

  2. fridge wattage

    Started by ann, 20-08-2008 09:34 AM
    • Replies: 4
    • Views: 18,015
    monkey spanners
    20-08-2008, 07:21 PM Go to last post

  3. How's water reacting under vacuum

    Started by Peter_1, 03-02-2009 09:48 AM
    • Replies: 34
    • Views: 17,990
    nike123
    09-02-2009, 08:31 AM Go to last post

  4. power consumption of freezer

    Started by pcmdude, 10-07-2010 03:28 AM
    • Replies: 11
    • Views: 17,929
    Sumit
    04-08-2011, 05:14 AM Go to last post

  5. Pump Down Procedure

    Started by hamidpia, 10-08-2008 05:37 AM
    • Replies: 7
    • Views: 17,876
    brianubaldo
    19-08-2008, 11:09 AM Go to last post

  6. What is this ?

    Started by A.Mortezania, 11-06-2019 05:42 PM
    2 Attachment(s)
    • Replies: 6
    • Views: 17,772
    RANGER1
    19-06-2019, 09:47 PM Go to last post

  7. How calculate AHU performance?

    Started by jjosip, 26-08-2010 01:22 PM
    • Replies: 9
    • Views: 17,771
    sunilkumarhvac
    20-06-2011, 07:01 AM Go to last post

  8. What is CFM?

    Started by secmeton, 29-07-2009 10:24 PM
    cfm
    • Replies: 12
    • Views: 17,710
    DocFreeze
    07-08-2009, 10:20 PM Go to last post

  9. Fan Static Pressure

    Started by Samarjit Sen, 26-09-2007 05:39 PM
    • Replies: 5
    • Views: 17,698
    Samarjit Sen
    27-09-2007, 02:48 AM Go to last post

  10. Wink Embraco compressor help needed. EGY 90 HLP

    Started by rickyg, 14-05-2012 07:58 PM
    compressor, conversion, diy, embarco, homemade
    • Replies: 3
    • Views: 17,616
    aramis
    16-05-2012, 03:15 PM Go to last post

  11. Flux and no flux brazing

    Started by SkyWalker, 06-05-2010 09:18 PM
    • Replies: 7
    • Views: 17,549
    nike123
    09-05-2010, 10:43 AM Go to last post

  12. How to calculate usage of a refrigerator?

    Started by tim126, 29-07-2010 02:40 PM
    • Replies: 7
    • Views: 17,539
    nike123
    30-07-2010, 04:26 AM Go to last post

  13. Fact or Fiction

    Started by david.findlay, 05-09-2003 12:04 AM
    • Replies: 40
    • Views: 17,537
    bernard
    09-03-2009, 06:19 PM Go to last post

  14. Ammonia for residential use

    Started by MatiZaidman, 28-09-2008 04:32 PM
    • Replies: 18
    • Views: 17,460
    717_dealler
    23-05-2009, 09:04 AM Go to last post

  15. Cold Room Design

    Started by vijay_study, 12-04-2006 08:20 AM
    • Replies: 11
    • Views: 17,312
    janubas
    09-07-2007, 08:11 AM Go to last post

  16. R134A Running Pressures

    Started by borodave1973, 20-06-2011 12:08 PM
    • Replies: 1
    • Views: 17,291
    Tradewinds
    20-06-2011, 12:26 PM Go to last post

  17. Simple question

    Started by electronicsuk, 17-03-2003 07:34 PM
    • Replies: 25
    • Views: 17,286
    The MG Pony
    17-08-2008, 10:37 PM Go to last post

  18. advanced refrigeration technology

    Started by Lc_shi, 27-04-2006 02:47 AM
    • Replies: 10
    • Views: 17,263
    Tesla
    16-02-2011, 05:22 PM Go to last post

  19. PH Chart for R22

    Started by marc5180, 10-11-2008 07:21 PM
    • Replies: 3
    • Views: 17,259
    icecube51
    11-11-2008, 11:08 AM Go to last post

  20. Help With Injection Moulding Cooling

    Started by Refrigerologist, 15-09-2008 07:02 PM
    2 Pages •
    1 2
    • Replies: 71
    • Views: 17,258
    US Iceman
    16-12-2008, 01:23 AM Go to last post

  21. sizing of equalising line receiver to condenser

    Started by davidlleida, 25-01-2009 04:16 PM
    • Replies: 25
    • Views: 17,252
    US Iceman
    02-02-2009, 07:19 PM Go to last post

  22. Can you use a refrigerator system for a heat pump?

    Started by rjsimmon, 11-02-2007 07:39 PM
    • Replies: 26
    • Views: 17,225
    Josip
    18-02-2007, 10:04 PM Go to last post

  23. Question Reducer Duct Area

    Started by harsen, 10-03-2007 06:19 PM
    • Replies: 11
    • Views: 17,074
    Brian_UK
    29-10-2008, 11:11 PM Go to last post

  24. measuring vacuum unit

    Started by watana, 30-12-2001 04:25 PM
    • Replies: 6
    • Views: 17,010
    Peter_1
    09-11-2008, 08:55 AM Go to last post

  25. Air source heat pump – high temp unit or not?

    Started by aa44, 24-01-2010 04:05 PM
    • Replies: 14
    • Views: 16,905
    aa44
    26-09-2010, 09:08 PM Go to last post

  26. Oxy/LPG welding

    Started by opt, 30-01-2009 03:56 AM
    • Replies: 15
    • Views: 16,872
    nike123
    02-02-2009, 12:29 PM Go to last post

  27. LEV'S and EEV's

    Started by marc5180, 23-11-2007 05:47 PM
    1 Attachment(s)
    • Replies: 8
    • Views: 16,843
    star882
    02-12-2007, 06:17 PM Go to last post

  28. Rule of Thumb in HVAC Industry

    Started by smpsmp45, 27-09-2007 01:41 PM
    • Replies: 6
    • Views: 16,636
    Kompulsa
    13-10-2011, 12:40 PM Go to last post

  29. Cold storage - Onions room

    Started by Kevin Yeo, 08-09-2005 07:46 AM
    • Replies: 31
    • Views: 16,627
    The MG Pony
    14-02-2008, 03:42 PM Go to last post

  30. New compressor overheating

    Started by kurt s, 03-09-2008 04:32 AM
    • Replies: 41
    • Views: 16,597
    hhbref2006
    07-10-2008, 11:46 AM Go to last post

  31. walk in cooler EVAPORATOR coil icing up

    Started by kurt854, 13-06-2007 04:33 PM
    • Replies: 5
    • Views: 16,545
    US Iceman
    14-06-2007, 07:28 PM Go to last post

  32. Power Factor calculation

    Started by K.R.Iyer, 27-01-2009 07:38 PM
    • Replies: 11
    • Views: 16,525
    THE WOMBAT
    08-02-2009, 08:37 PM Go to last post

  33. EPR valves

    Started by LRAC, 26-01-2007 08:55 PM
    • Replies: 27
    • Views: 16,512
    old gas bottle
    08-02-2007, 05:44 PM Go to last post

  34. to use or not use p-traps?

    Started by chilltech, 27-04-2008 08:41 AM
    • Replies: 5
    • Views: 16,504
    750 Valve
    11-03-2009, 10:32 PM Go to last post

  35. Building a small refrigerator

    Started by rollerblade12, 13-01-2004 02:52 AM
    • Replies: 4
    • Views: 16,477
    Peter_1
    13-01-2004, 04:02 PM Go to last post

  36. R134a Compression

    Started by Eng_Baker, 25-09-2007 01:48 PM
    • Replies: 5
    • Views: 16,414
    US Iceman
    28-09-2007, 02:48 PM Go to last post

  37. Sizing of Capacitor bank

    Started by Kevin Yeo, 21-10-2005 06:26 AM
    1 Attachment(s)
    • Replies: 9
    • Views: 16,398
    ahmed251
    28-03-2009, 06:08 AM Go to last post

  38. Hot wire auto AC clutch to be on all the time

    Started by frankiee, 03-08-2007 02:40 AM
    • Replies: 10
    • Views: 16,142
    The MG Pony
    16-08-2007, 05:44 AM Go to last post

  39. Calculating Pressure Drop on Copper Tube Cooling Coil

    Started by alexhk, 16-06-2012 10:09 AM
    1 Attachment(s)
    • Replies: 6
    • Views: 16,071
    Adam gao
    12-07-2012, 02:51 AM Go to last post

  40. Cleaning the system after compressor burnout

    Started by fdhealy, 25-06-2008 10:10 PM
    • Replies: 10
    • Views: 16,045
    kaelte_technik
    19-11-2010, 12:27 AM Go to last post

  41. Co2 vs Steam turbine power generator

    Started by DaS Energy, 26-07-2008 11:36 AM
    7 Attachment(s)
    • Replies: 28
    • Views: 16,014
    DaS Energy
    28-08-2011, 09:45 AM Go to last post

  42. Question basic operating principles of compressors

    Started by alanmongey, 12-09-2001 10:15 AM
    • Replies: 2
    • Views: 16,004
    Derek
    13-09-2001, 01:53 PM Go to last post

  43. Compressors start under vacuum

    Started by narkom, 21-02-2008 08:19 AM
    1 Attachment(s)
    • Replies: 16
    • Views: 15,964
    Brian_UK
    22-02-2008, 09:13 PM Go to last post

  44. typical refrigeration cycle

    Started by Lc_shi, 17-04-2006 03:34 AM
    • Replies: 20
    • Views: 15,853
    JKProSoft
    25-04-2006, 03:45 PM Go to last post

  45. Angry beginer questions

    Started by steve_k, 17-11-2008 05:39 PM
    2 Pages •
    1 2
    • Replies: 66
    • Views: 15,841
    jcook1982
    25-01-2010, 03:52 PM Go to last post

  46. TEV superheat setting and low temperatures

    Started by DaBit, 19-08-2003 02:33 PM
    • Replies: 11
    • Views: 15,774
    Magoo
    01-03-2010, 02:11 AM Go to last post

  47. Question vacuum reduces when vac pump is isolated

    Started by bill1983, 29-07-2009 11:46 PM
    • Replies: 40
    • Views: 15,700
    nike123
    04-08-2009, 08:00 AM Go to last post

  48. leak testing

    Started by pentond1, 12-01-2009 04:56 PM
    2 Pages •
    1 2
    • Replies: 67
    • Views: 15,627
    Slatts
    25-02-2009, 08:58 AM Go to last post

  49. Air-driven evaporators - stability issues

    Started by desA, 25-09-2009 04:34 AM
    2 Pages •
    1 2
    • Replies: 81
    • Views: 15,596
    desA
    14-10-2009, 09:27 AM Go to last post

  50. Vacuum Rise Test Misconceptions

    Started by DTLarca, 04-12-2010 02:22 PM
    3 Attachment(s)
    • Replies: 18
    • Views: 15,548
    Gingerair
    16-12-2010, 01:15 AM Go to last post

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