Log in

View Full Version : Fundamentals



Pages : 1 2 3 4 5 6 7 8 9 10 [11] 12 13 14 15

  1. One Student Question (1 replies)
  2. mixed refrigerants (22 replies)
  3. frizer to be convert to fridge (2 replies)
  4. Sizing Cold rooms (6 replies)
  5. hi i am new to this site..... (6 replies)
  6. Copeland Copelametic compressor specification table (6 replies)
  7. Centrifgual fan balancing/fabrication (3 replies)
  8. copeland compressors (6 replies)
  9. using 404a in high temp apps. (2 replies)
  10. pressure control settings (10 replies)
  11. Sdt?? (6 replies)
  12. One question (2 replies)
  13. CPR During HG Defrosting (28 replies)
  14. racks!!! (1 replies)
  15. to use or not use p-traps? (5 replies)
  16. Frigories Unit? (3 replies)
  17. This is what the forums don for me ! (6 replies)
  18. Staircase Pressurization (5 replies)
  19. Cooling Coil Design (55 replies)
  20. Choosing expanison valve and solenoid (2 replies)
  21. I need help please (14 replies)
  22. Temperature drop in condenser (4 replies)
  23. new coldroom installation (8 replies)
  24. Suction accumulators (6 replies)
  25. how can i calculate superheat (4 replies)
  26. PCMs (2 replies)
  27. Geothermal heat pumps (9 replies)
  28. Industrial water chiller (4 replies)
  29. Desuperheaters (8 replies)
  30. Chilled Water FCU Tests (5 replies)
  31. Inline Blowers (11 replies)
  32. R12 recovery (11 replies)
  33. Cavitation (8 replies)
  34. Oxy Acytelene Welding (13 replies)
  35. Coil Pressure Drop (2 replies)
  36. Compressor types (4 replies)
  37. advise on fridge-freezer (15 replies)
  38. Maintenence (23 replies)
  39. Faulty transformer and condensate pump on Daikin split (2 replies)
  40. Hypothetical COP value... (4 replies)
  41. Refrigeration Design Questions (18 replies)
  42. hi I am new to the forum (3 replies)
  43. Evacuation Procedures (5 replies)
  44. Safe practices (3 replies)
  45. VRF outdoor unit TR calulation(Pls help reqd. urgently) (1 replies)
  46. Mechanical Seals ? (2 replies)
  47. Change over from R 502 to R 404A (3 replies)
  48. Thermostat Position (0 replies)
  49. Hot Compressor (32 replies)
  50. R134a / Water Heat Exchanger Sizing (5 replies)
  51. heat exchanger (6 replies)
  52. Do you beleive in data of split units? (4 replies)
  53. compressor ratings in horse power (6 replies)
  54. carefull design (0 replies)
  55. Some unscientific considerations of the utilization of vacuum pumps (5 replies)
  56. Pressure Test Procedure (7 replies)
  57. simple suction/ head pressure (1 replies)
  58. Lvs (2 replies)
  59. "Cascade refrigeration" (1 replies)
  60. Electrical Circuit (1 replies)
  61. another refrig question from the shark feeder (10 replies)
  62. Measuring performance (8 replies)
  63. Refriferation cycle question (32 replies)
  64. ph charts (5 replies)
  65. How to Calculate the Sizes of the Receiver? (3 replies)
  66. questions (2 replies)
  67. oil pressure (4 replies)
  68. charging a system (14 replies)
  69. Respiration Heat details (1 replies)
  70. Mini Chiller System (16 replies)
  71. Nice animation of refrigeration cycle (29 replies)
  72. CO2 Systems (5 replies)
  73. R410a? (1 replies)
  74. Flushing Systems. (14 replies)
  75. Water Vapour Temperature/ Chart (14 replies)
  76. Unit coolers using glycol (3 replies)
  77. Vapour Pressure (7 replies)
  78. Re: Question about Capillary (10 replies)
  79. Use of same recovery machine for different oils (11 replies)
  80. Thermal Storage Calculation (16 replies)
  81. Tests for Refrigeration and Steam (4 replies)
  82. Some information on the aplication of suction gas/liquid line heat exchangers (5 replies)
  83. Pipe temp vs. fluid temp / Thermocouple install (4 replies)
  84. oil pressure (6 replies)
  85. Safety Head ? (6 replies)
  86. receiver placement (2 replies)
  87. nitrogen presure/ tempurature change. (5 replies)
  88. Fahrenheit/Celius Converter Program (5 replies)
  89. superheating example (1 replies)
  90. Taking temperatures (12 replies)
  91. Balanced Port TEV (19 replies)
  92. problems,problems... (3 replies)
  93. Molecule size? (7 replies)
  94. performance test (0 replies)
  95. Blood Bank Cold Rooms (6 replies)
  96. Hi (1 replies)
  97. I found this on the web (2 replies)
  98. daikin how to wire multiple outdoor units together (6 replies)
  99. heat condacting grease (5 replies)
  100. Water Coolers (3 replies)
  101. Conversion help (4 replies)
  102. daikin no heat (6 replies)
  103. Help needed regarding education...... (1 replies)
  104. Never Mind What Oil, How much is the Question? (12 replies)
  105. question about chiller (11 replies)
  106. COP comparison under ARI condition (1 replies)
  107. multi-pressure system sizing (4 replies)
  108. Compressors start under vacuum (16 replies)
  109. Pressure / leak test using ofn helium from BOC (23 replies)
  110. What is the purpose of a flooded evaporator? (5 replies)
  111. Hot Gas Bypass (10 replies)
  112. R-134a Advantages (13 replies)
  113. A couple of questions. (10 replies)
  114. Condensor Positioned below Parralell System (14 replies)
  115. Subcooling (28 replies)
  116. oversized TXV... (2 replies)
  117. sensible cooling duty of a cooler (8 replies)
  118. oil control systems (10 replies)
  119. corrosion - what / who's to blame! (9 replies)
  120. Low Ambient Design (11 replies)
  121. Insulation (0 replies)
  122. negative enthalpy??? (4 replies)
  123. Insulation (5 replies)
  124. Service valve diagram (3 replies)
  125. Transformers (2 replies)
  126. AHU and Psychrometric Chart Simulation (1 replies)
  127. Oiling flares (14 replies)
  128. Mollier chart use slide show (2 replies)
  129. ETTV & OTTV calculation (2 replies)
  130. Cooling Capacity (3 replies)
  131. Refrigeration System requirement for Class 1 Div 2 Room (13 replies)
  132. Calling all engineers with HC handling certificate / safe handling of HC's (8 replies)
  133. Cold Storage for Fur Coats (4 replies)
  134. Pressure Increase Generated by the Compressor (12 replies)
  135. How to test TXVs' capacity (3 replies)
  136. Subcooling (58 replies)
  137. Setting the Refrigerant Pressure at the Compressor's Input (19 replies)
  138. Are there 2 basic types of fridge freezers (4 replies)
  139. Oil circulation system in Reciprocating refrigeration system (5 replies)
  140. Hansen's ammonia pipe sizing chart?! (0 replies)
  141. uv lights (7 replies)
  142. Daikin 1.5HP Cooling Only Non-Inverter (model FTD35F) compressor on/off (12 replies)
  143. TXV vs fixed orfice (29 replies)
  144. Smelly Evaporator Coils Air Con (17 replies)
  145. Suction and Discharge Temperatures for Ammonia Compressor Comparison (7 replies)
  146. Lennox (3 replies)
  147. Daikin A/C Cellar Temperature Control (15 replies)
  148. More Tales (of the unexpected) (4 replies)
  149. Dunham Bush Chiller (8 replies)
  150. Intro to cascade systems? (7 replies)
  151. Tandem Compressors-Literature (3 replies)
  152. r134a question, calculating heat lost by refrigerant (0 replies)
  153. multistaging??? cascading???? (8 replies)
  154. Oil Separators (10 replies)
  155. Chest freezer (0 replies)
  156. Recruitment Agencies for Temps (3 replies)
  157. Details for Clean rooms (4 replies)
  158. TXV Bulb placement (5 replies)
  159. Camper A.C. (2 replies)
  160. charging a system (9 replies)
  161. watercooled condenser P/D (2 replies)
  162. Metal Hardening by Chilling Process (16 replies)
  163. CO2 course (8 replies)
  164. Air cooled self packged air condtioner (1 replies)
  165. Doors for refrigerated containers (3 replies)
  166. Refrigeration System for Agricultural Produce (13 replies)
  167. Everything You Need To Know About TXV's (12 replies)
  168. Evaporator orientation TEV feed vs. suction (9 replies)
  169. A question about suction line heat exchanger (15 replies)
  170. comp valve testing (18 replies)
  171. Hydro Cooler (17 replies)
  172. The use of CO2 in the Industry (5 replies)
  173. ski snow problem, need help (2 replies)
  174. Suction Line Freezing (39 replies)
  175. Acceptable Moisture Content (21 replies)
  176. Spiral Evaporator (1 replies)
  177. recovery tank question (7 replies)
  178. How do you design/build, know if the right application? (8 replies)
  179. Ambient temperature and fridge energy consumption (1 replies)
  180. Respiratory Load (17 replies)
  181. R12 Drop Ins / Vapour Receiver / Foster Refrigerator (9 replies)
  182. understanding VRV/VRF's (7 replies)
  183. Air washers-Air velocity (0 replies)
  184. Soap Plant Load Calculations (0 replies)
  185. Electrical symbols in the UK (1 replies)
  186. Absorbtion Chiller Explained part 2 (1 replies)
  187. Absorbtion Chiller Explained part 1 (10 replies)
  188. LEV'S and EEV's (8 replies)
  189. A few IMPORTANT Questions! (student) (8 replies)
  190. Vallient gyser thread #2 (8 replies)
  191. Component balancing & cross plots query. (0 replies)
  192. Pressure-Enthalpy Mollier Diagram (2 replies)
  193. NH3 Liquid pumps (4 replies)
  194. refrigeration size (6 replies)
  195. Cooling capacity flooded evaporator (12 replies)
  196. Calcualting Room Pressure (5 replies)
  197. bare pipe condenser (4 replies)
  198. Diversity Factor (7 replies)
  199. Help in finding high quality refrigerant leak detector (5 replies)
  200. tubes (4 replies)
  201. Refrigerant oils (4 replies)
  202. Absorption Refrigeration Basics (2 replies)
  203. expansion device location on split a/c systems (14 replies)
  204. Screw compressor Oil pump (6 replies)
  205. condenser subcooling (12 replies)
  206. Pipe sizing in a steam/liquid rankine system (0 replies)
  207. excess tube length on condenser tube plate (4 replies)
  208. make your recommendation (11 replies)
  209. large scale freezer instalations (1 replies)
  210. Position of three way valve in CWS (3 replies)
  211. Difference between NTC. PT 100 & thermocouples (9 replies)
  212. Video of an open compressor (2 replies)
  213. Help! Conversions of pressure! (9 replies)
  214. dehumidification (3 replies)
  215. Liquid Floodback (11 replies)
  216. household hot water consuming issue (6 replies)
  217. Gas powered A/C ( whats` it all about ) (14 replies)
  218. Rising lines (8 replies)
  219. spiral co-axial heat exchanger (4 replies)
  220. About Delta T (1 replies)
  221. Ask for finned-tube coil design software (4 replies)
  222. semi-hermetic reciprocating compressor (0 replies)
  223. keg room (9 replies)
  224. Insulation for Cold Room (25 replies)
  225. Smart/As needed evap defrost? (6 replies)
  226. brazing problems. (6 replies)
  227. Environmental Risk Assessment (1 replies)
  228. superheat ? (3 replies)
  229. Smelling units (13 replies)
  230. saturation? (28 replies)
  231. Evaporator Td Correction Factor (33 replies)
  232. Cap tubes again (1 replies)
  233. Absorbtion Refrigeration (5 replies)
  234. Cell Phone Pyschrometrics (5 replies)
  235. Block ice machine evaporator (2 replies)
  236. Frost elimination inside a cold storage room (33 replies)
  237. Basic rules of thumb for residential AC (3 replies)
  238. Regassing Copeland R22 Compressor (2 replies)
  239. Newbies question about Heat Pump (4 replies)
  240. Sea Water for water defrost (6 replies)
  241. Basic Information (6 replies)
  242. Rule of Thumb in HVAC Industry (6 replies)
  243. Fan Static Pressure (5 replies)
  244. Suction line? (6 replies)
  245. R134a Compression (5 replies)
  246. Air Throw (6 replies)
  247. Want to know/learn something more? (1 replies)
  248. Tubing Installation (2 replies)
  249. compressor vibration (5 replies)
  250. Hot gas defrost in commercial refrigeration (3 replies)