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2003 Course Building Automation - II

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Total No. of Questions : 12] [Total No. of Pages : 2 [3764] - 296 B.E. (Instrumentation & Control) BUILDING AUTOMATION - II (2003 Course) P1360 Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) Answers to the two sections should be written in separate answer books. 2) 3) 4) Neat diagrams must be drawn wherever necessary. Figures to the right indicate full marks. Use of logarithmic tables, slide rule, Mollier charts, electronic pocket calculator and steam tables is allowed. Assume suitable data, if necessary. 5) SECTION - I 1) a) b) Define air conditioning. Explain various process of air conditioning in HVAC. [8] Differentiate with suitable example:Heat intensity and heat Quantity. [8] OR 2 ) a) b) 3 ) a) b) Explain following terms:i) Latent Heat. ii) Sensible Heat. Explain psychometric chart. [8] [8] Explain process of heating and cooling in HVAC. Explain basic heating circuit of HVAC. [10] [8] OR 4 ) a) b) Enlist steam distribution system. Explain any one. Describe AHU of HVAC. [10] [8] P.T.O. 5) a) b) Describe the functions of DDC in Building automation. Explain functions of BMS. [8] [8] OR 6) a) b) 7 ) a) b) Explain: i) Optimum start. ii) Night cycle. iii) Load reset. iv) Power demand. Discuss advantages and disadvantages of DDC. Describe Motor Control Center. Describe LON. [8] [8] [10] [8] OR 8) ) b) Describe the elements of BACnet. Describe MODBUS. 9) ) b) Draw and explain ASHRAE symbols. Describe energy saving methods. [10] [8] [8] [8] OR Q10) ) Explain advantages of BMS. b) How to increase the efficiency of building automation system. [8] [8] Q11) ) Explain functions of IBMS. b) Explain BMS Verticles. [8] [8] OR Q12) ) Describe IBMS architecture. b) Explain benefits of IBMS. [8] [8] ***** [3764] - 296 -2-

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