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  1. R290 LBP Compressors at Low Temperatures (0 replies)
  2. VRF Toshiba twinned MMY-MAP1404FT8-E Recover R410 (0 replies)
  3. Design pressure for cascade systems according to ASHRAE 15 (2 replies)
  4. Help! How do I remove valve core on this Toshiba RAS unit??? (1 replies)
  5. forum is dead (0 replies)
  6. Old fridge to cold after repair (0 replies)
  7. Single phase, two cap motor (6 replies)
  8. Hygroscopic POE oil (6 replies)
  9. Flux and brazing (6 replies)
  10. Capillary design (7 replies)
  11. Filter Dryer question (2 replies)
  12. Heat load calculations (1 replies)
  13. Question (stupid?) Should system be at saturation pressure? (17 replies)
  14. NH3 T-S Diagram (Imperial) (2 replies)
  15. which one is good. (12 replies)
  16. R 410 (4 replies)
  17. Removing Daikin PCB - RZP125DV1 (6 replies)
  18. 134 a in 2014 Town Country --a/c went warm then back to cold after 15 min parking it. (1 replies)
  19. Supermarket refrigerated case credits (0 replies)
  20. Brazing rods not compatible with all refrigerants (0 replies)
  21. Suction pressure below ambient pressure (4 replies)
  22. likely costs (4 replies)
  23. Finding the right person for the job (4 replies)
  24. Heat load and capillary tube (3 replies)
  25. Compressor for R290 rerigerant (4 replies)
  26. Need to keep a room 55-58 degrees.... best way to do that? (1 replies)
  27. Electronics acronym (2 replies)
  28. Condenser inlet is too big? (5 replies)
  29. Drinking water and copper (4 replies)
  30. PHE evaporators (6 replies)
  31. Danfoss KP5 6mm Cutting Ring (10 replies)
  32. Pressure control (14 replies)
  33. Some questions on 30GX-207 air cooled chillers (3 replies)
  34. Building a water chiller for an Ice Bath (0 replies)
  35. cooling load- defrost (3 replies)
  36. need help to understand the control (2 replies)
  37. VSD Pump control (13 replies)
  38. Cooling water drum (3 replies)
  39. Coolpack error (4 replies)
  40. Beware the Pareto Frontier Scam (0 replies)
  41. Heat Pump heat exchangers (0 replies)
  42. Lexus automotive unknown refrigerant path (8 replies)
  43. Ice Bank / Ice Thermal Storage (2 replies)
  44. Consideration of flashgas in pipeline (22 replies)
  45. Condenser for HFC or HC refrigerants (0 replies)
  46. Evaporator coil (5 replies)
  47. SH control of a TEV with high glide refrigerant. (2 replies)
  48. Thermal expansion formula (19 replies)
  49. Question about Formula (3 replies)
  50. Evaporator size for cold trap (2 replies)
  51. cooling cylinder (8 replies)
  52. evap fan speed control? (1 replies)
  53. Variable speed compressors and efficiency changes in COP (1 replies)
  54. Ocygen Cylinder (2 replies)
  55. Ultra low freezer (1 replies)
  56. Refrigeration control valve KV calculation software (1 replies)
  57. Start and Run winding (7 replies)
  58. Pulling a vacuum (1 replies)
  59. Superheat reference (4 replies)
  60. Large Danfoss liquid line drier (0 replies)
  61. Defrost Timer (1 replies)
  62. Evaporator (1 replies)
  63. How to make ac (2 replies)
  64. How to make referigerator (4 replies)
  65. Parallel condensers (4 replies)
  66. Carrier oil equalization check valve (0 replies)
  67. Plate heat-exchanger (1 replies)
  68. Buffer vessel for hot glycol defrost (0 replies)
  69. Check valve (6 replies)
  70. Freeze dryer, Ice condensor - Pipe dimension (3 replies)
  71. Autocascade system (2 replies)
  72. Safety for Cold store use refrigerant NH3 (2 replies)
  73. Question about screw compressor (2 replies)
  74. Choosing quantity of evaporators for a cold room (10 replies)
  75. Volumetric efficiency (2 replies)
  76. Replacing the evaporator (1 replies)
  77. Chilled Water vs. DX (1 replies)
  78. Temperature drop in liquid line while subcooling (3 replies)
  79. Level of condensing temperature (2 replies)
  80. COP heatpump air/water (8 replies)
  81. Different log ph for same refrigerant (8 replies)
  82. Sizing Discharge Line on Evap Load or Heat of Rejection? (2 replies)
  83. Temperature drop when water in vacuum (8 replies)
  84. Electronic expansion valves (1 replies)
  85. Which Component will be designed first ? (3 replies)
  86. Desingning and sizing a coil for a custom air conditioner (2 replies)
  87. calculating Mass flow rate (4 replies)
  88. expansion valve (2 replies)
  89. Energy Efficiancy Chilled Water of DX (5 replies)
  90. How to determine air heating power in kW (2 replies)
  91. Rotary compressor (2 replies)
  92. NH3 against R22 (5 replies)
  93. DX or Chilled water for residential refrigeration (7 replies)
  94. Saving refrigerant in event of leakage (1 replies)
  95. SIngle Split inverter Air conditioner giving lot of troubles, planning centralize (3 replies)
  96. VRV master and slave (2 replies)
  97. Room positive pressure (2 replies)
  98. How much compressor oil? (1 replies)
  99. Compression ratio question (5 replies)
  100. Is this correct? (4 replies)
  101. GPM of pump (0 replies)
  102. Pump down (3 replies)
  103. Cold room and relative humidity (3 replies)
  104. Top or Bottom (8 replies)
  105. Y branch (1 replies)
  106. Evaporator Orientation (4 replies)
  107. Compressor Data Sheet (0 replies)
  108. Evaporator and Condensor ratio (3 replies)
  109. How to charge exactly small amount of refrigerant into ultra low temperature freezer? (5 replies)
  110. Water flow rate split (12 replies)
  111. Return gas temperature (3 replies)
  112. effect of humidity on ammonia (3 replies)
  113. 2 Compressor in 1 system (15 replies)
  114. expansion valve (3 replies)
  115. System capacity (7 replies)
  116. evaporator above doors (2 replies)
  117. Shell and tube avaporators (10 replies)
  118. Bakery walk in Fridge settings/parameters (4 replies)
  119. Sound pressure level (2 replies)
  120. Can cooler=capillary size-evaporator size (3 replies)
  121. Water-to-Water Direct Contact H.Ex. Tank (5 replies)
  122. Enthalpy difference (2 replies)
  123. Scroll compressors (1 replies)
  124. Evaporator cooling capacity (2 replies)
  125. Screw and pump down (3 replies)
  126. Refrigeration in Antarctic Conditions (5 replies)
  127. Question about 16 way Daikin branch selector (2 replies)
  128. Intentionally reduce compressor efficiency (1 replies)
  129. Bleed hole (2 replies)
  130. Flood back (3 replies)
  131. Star or Delta and power input (2 replies)
  132. V-Shape condensers (5 replies)
  133. Oil Washing out of compressor (4 replies)
  134. Condenser sharing between Racks (0 replies)
  135. Frigoscandia spiral freezer (6 replies)
  136. PVE and POE (0 replies)
  137. Co2 (2 replies)
  138. Vapour pressure and saturation temperature - Estimate qunatity (8 replies)
  139. date, specific heat capacity and strorage temp. (2 replies)
  140. economizer line/subcooler line (2 replies)
  141. Environmental Data Selection (8 replies)
  142. liquid cooling (28 replies)
  143. Question: Air Purging (11 replies)
  144. Fan speed control (10 replies)
  145. electronic expansion valve (4 replies)
  146. Copper gaskets (10 replies)
  147. Help & advice needed (5 replies)
  148. Refrigerant charge for air-conditioning instead cold-rooms (0 replies)
  149. Insulating TEVs (22 replies)
  150. Iron pipe intead copper pipe (4 replies)
  151. Unloaded situation (4 replies)
  152. Small copper pipe (1 replies)
  153. CO2 Tank (1 replies)
  154. Carbon steel to copper connection code/standard (3 replies)
  155. trapped liquid (10 replies)
  156. What the valve is it? (2 replies)
  157. Hot gas defrost (8 replies)
  158. Proper contactor (8 replies)
  159. Vacuum guage (5 replies)
  160. Compressor for R22 , R134a , R410A (10 replies)
  161. Best R22 drop in for Daikin VRV (7 replies)
  162. Share your opinion with me (1 replies)
  163. What is your opinion ? (4 replies)
  164. What is this ? (6 replies)
  165. Humidity vs temperature (1 replies)
  166. Manual expansion valve (2 replies)
  167. Time required for cooling (1 replies)
  168. Screw compressor (2 replies)
  169. Coping with Varying Evaporating Temperatures on Trans Crit CO2 Systems (4 replies)
  170. Rack system (2 replies)
  171. Thermostatic Expansion Valves for CO2 (1 replies)
  172. Water regulator valve (2 replies)
  173. Positive displacement (2 replies)
  174. Diode in series with AC coil (6 replies)
  175. Running a refrigerant scroll compressor on air? (6 replies)
  176. Capacity from flow in gallons and given DT (12 replies)
  177. Dynamic receiver (1 replies)
  178. Subcooling (2 replies)
  179. Pressure testing pipework before commissioning (11 replies)
  180. flooded evaporators and oil return (3 replies)
  181. 12 V DC Chiller Build (8 replies)
  182. 12 V DC Chiller Build (0 replies)
  183. System unbalance (0 replies)
  184. Charging system using recovery machine (5 replies)
  185. Oil Temperature (5 replies)
  186. Compressible flow (4 replies)
  187. Bimetallic Bow urethane foam (2 replies)
  188. Suction headers sizing (Ammonia) (2 replies)
  189. Point of view about subcooling (2 replies)
  190. Why (2 replies)
  191. Two condensing units on a single ring main? (3 replies)
  192. Question about vave plate of compressors (3 replies)
  193. Variable VI (2 replies)
  194. Whay (1 replies)
  195. Question about sporlan expansion valves (2 replies)
  196. Subcooling (3 replies)
  197. Relative humidity control in smokehouse and maturing (climatic) chamber? (2 replies)
  198. Wind Socks (6 replies)
  199. V-Style Coil Condensers (1 replies)
  200. Question about split systems (4 replies)
  201. non-condensable test from the low pressure side (22 replies)
  202. Pressure drop (1 replies)
  203. Pressure = Function of (T) (4 replies)
  204. Alternatives to 404a (2 replies)
  205. 240v 60hz compressor's on 240v 50hz supply (3 replies)
  206. Parallel compressors (1 replies)
  207. Walk-in chill desiccant (2 replies)
  208. Static superheat and condensing pressure (4 replies)
  209. Low side maximum pressure (6 replies)
  210. Air-conditioning of air-plane (2 replies)
  211. Discharge valve (3 replies)
  212. Job Vacancy Big green Fridge. (2 replies)
  213. Blowing VS sucking type fans (6 replies)
  214. Software for shell & tube calculation (3 replies)
  215. Centigrade VS Kelvin (4 replies)
  216. Pattern of pipes (2 replies)
  217. Horse power (12 replies)
  218. Cleaninig evaporative condenser (2 replies)
  219. R404a vs r22 (1 replies)
  220. Which one is true ? (10 replies)
  221. Piping (7 replies)
  222. Semi-hermetic compressor and flooded evaporators (6 replies)
  223. F Gas certificate for water chiller (3 replies)
  224. Calculating needed cooling power (3 replies)
  225. Question about air-conditioning DX evaporator (4 replies)
  226. Food safety issues (6 replies)
  227. Hot gas bypass function (10 replies)
  228. Capital Cooling Jobs under threat. (0 replies)
  229. Share an experience with you (16 replies)
  230. Subcooling (12 replies)
  231. Superheat - again! (4 replies)
  232. Evacuation in Australia (12 replies)
  233. Test procedure (9 replies)
  234. Question about relative humidity (3 replies)
  235. F61 Penn flow switch range adjustment at site (12 replies)
  236. Inverted trap (4 replies)
  237. Model number to tell the tonnage (5 replies)
  238. How to calculate properly massflow of water with a given air humidity and velocity? (0 replies)
  239. IIAR Bulletin on NH3 piping seletion or pipe sizing calculation. (2 replies)
  240. troubleshooting (3 replies)
  241. Yogurt Specific heat (5 replies)
  242. NH3 2 stage cycle question (2 replies)
  243. Big problems please help, tinkering on this unit for 1 year and still wont work right (13 replies)
  244. Question....Lennox (2 replies)
  245. Double-trunk pistons and thermal-electric expansion valves (7 replies)
  246. help on a question (4 replies)
  247. Using pump down cylinders more than once. (5 replies)
  248. Chest freezer convert to a fridge (3 replies)
  249. Air to water heat pump heat exchanger (2 replies)
  250. Tying Condensers in Parallel.. need help/advice! (4 replies)