This video will explain you Equipment Selection of VRV (variable refrigerant flow) or voltas VRF (variable rerfigerant volume) machines in simple Hindi.#HeatLoad, #PumpHead For more information click the link https://www.tecengineering.in/2018/10... Thanks and Love #TecEngineering LIKE | COMMENT | SHARE | SUBSCRIBE ===================================== ========== Website https://www.tecengineering.in/ Facebook https://www.facebook.com/tecengineeri... WhatsApp Group https://chat.whatsapp.com/GAjd5aUEAZJ... ================================================ ============== WhatsApp Number +917036691232 E-Mai :- tecmep46@gmail.com Any hvac & mep design & Drafting please contact me ... https://www.youtube.com/watch?v=8aB-h3caMVE

This video is to help assist with HVAC Engineer Interview Question & Answers. pleases click for more details. LIKE | COMMENT | SHARE | SUBSCRIBE ===================================== ========== Website https://www.tecengineering.in/ Facebook https://www.facebook.com/tecengineeri... WhatsApp Group :- https://chat.whatsapp.com/FF44hTGJ2kSKHTWEzzRBY2 whatsApp Group :- https://chat.whatsapp.com/KMr7yHHiW5kLpnp1ic6bbZ Telegram Group :- https://t.me/joinchat/R2n5DxifyxVSWazZls_wQg ================================================ ============== WhatsApp Number +917036691232 E-Mai :- tecmep46@gmail.com Any hvac & mep design & Drafting please contact me Q.1) What is the Unit of Heat? Q.2) What is TON & 1 TON = ? Q.3) Volume Of Air is measured in? Q.4) What is ASHRAE? Q.5) What is the Room Temperature that you maintain in any room? Q.8) Heat Transfer Coefficient (U): Q.9) What is CFM Q.10) What is Aspect Ratio? Q.11) What is Collar Length? Q.12) What are the important things to be considered before selecting devices like AHUs and Chillers? Q.13) What is Pumps supply fittings? Q.14) What is Pumps return fittings? Q.15) CFM distribution wrt the given floor plan? Q.16) Calculating loads wrt any plan by using software. Q.17) Type of Dampers? Q.18) Types of motorized damper? Q.19) Types of grills and diffusers? Q.20) What is VFD? Q.21) How do you control or balance the chilled water Q.22) How do you control the noise or vibration in the duct? Q.23) Temperature of water at outlet of chiller and inlet of AHU? Q.24) What are primary pumps and secondary pumps Q.25) AHU & FCU Valve connection details? Q.26) What is CFM value? Q.27) What are the refrigerants used in split unit? Q.28) What are duct heaters and why do we use them if we already have heating option in AHU? Q.29) What is VAV and its working? Q.30) What is 3 way valve and 2 way valve? Where we will use them and why? Q.31) What is duct gauge normally we use in buildings for cooling and for exhaust ducts? Q.32) Types of Duct joints? Q.33) Standard books for HVAC? Q.34) What is smoke and light test? Q.35) What are the different method used for duct sizing? Q.36) How do you measure & control the noise level in A/C system? Q.37) What are the recommended pressure drop in Chilled water pipes? Q.38) What are different duct shapes normally used? Q.39) Where do you use Fire Damper, Splitter Damper & Non Return Damper? Q.40) What are the different types of exhaust fans used to extract the air? Q.41) How do you control vibration of AHU & Chillers? Q.42) What is the difference between VAV & CAV? Q.43) Mention typical valve arrangement for chiller connection? Q.44) What do you consider while making plant room layout explain briefly? Q.45) What are the different type of Lou ... https://www.youtube.com/watch?v=qpJiagUxYA8