Deepakkumar Yadav
Co-generation Systems on the Technology Basis Three types of Co generation System : Using steam turbine. Using gas turbine. Using reciprocating steam turbine Note : The exhaust steam from the turbine (doing useful work of driving the generator to generate electric energy) is reused in the plant itself to increase the efficiency or can be … Read more
ABC Analysis Related to Energy Audit Q. State ABC analysis Related to Energy Audit. It provides a mechanism for identifying different categories of activities/ stock/ items that will require different management and controls. Sr. No. Class of inventory Contains % of Total Value 1. ‘A’ class Contains items that account for 70% of total value. … Read more
MCQ’s on Basic Electrical Question 11 Maxwell circulating current theorem (a) Utilises Kirchhoffs voltage law (b) Utilises Kirchhoff’s current law (c) Is a network reduction method (d) Is confined to single loop circuits Correct Answer is (a) Utilises Kirchhoffs voltage law Question 12 The insulation on a current carrying conductor is provided to prevent (a) Current leakage (b) Shock … Read more
Co-generation Becomes More Attractive and Meaningful It becomes more attractive due to following factors : Cheaper in cost. Layout and design be simple. It should meet both power and heat energy needs. Helps to minimize grid stability. Possible to implement as cost effective manner. A much more efficient use of primary energy can be achieved … Read more
Balancing Phase Currents to Reduce Technical Losses Q. What is phase balancing system? India we use three-phase, 4 wire system for distribution of electrical energy. From such system three as well as single phase loads are supplied. Three phase loads are mostly balanced loads and such balanced loads does not develop unbalance of Cute in … Read more
Walk Through Energy Audit The walk-through energy audit is the first simple, rapid survey of the plant/ process. The audit team takes a round through the plant area with attention focussed on the energy inputs , spots of wastage and available energy conservation opportunities. Items for waste recycling opportunities are identified. The data regarding energy … Read more
KiloVAr Control KiloVAr sensitive controls (Refer figure A) are used at locations where the voltage level is closely regulated and not available as a control variable. The capacitors can be switched to respond to a decreasing power factor as a result of change in system loading. This type of control can also be used to … Read more
Energy Audit Process Usually walk-throughs are conducted.1. During off period 2. During working shift 1. During off-period walk through audit the following data is collected (a) Layout building Name plate details, input energy sources, output loads, energy routes from inlet, (b) Intermediate storage to final consumption, (c) Auxiliaries for cooling, ventilating, lubricating etc. (d) High temperature … Read more
Key Instruments for Energy Audit Q. Which Instruments are used for Electrical Energy Audit Q. Name of Electrical Instruments used for Energy Audit. Q. Energy Audit Instruments List. 1. Electrical Measuring Instruments : Electrical measuring instruments are used for measuring major electrical parameters such as kVA kW, p.f., Hertz, kVAr, Amps and Volts. In addition some of … Read more
Comparison of Walk Through Audit and Detail Audit Q. State the Difference between”Walk – Through Audit and Detailed Audit”. Sr. No Walk – Through Audit Detailed Audit 1. Very simple, quick and less expensive. It is expansion of simple audit, expensive, takes more time. 2. Only main issues are covered. It focuses all the most suitable … Read more