Recent questions tagged selection

Description : Selection Criteria of PLC

Last Answer : Selection criteria :- To select PLC for any particular application following points are to be considered. a) Type of PLC: Analog or Digital b) Number of inputs and outputs to PLC c) Operating voltage ... Type of memory of PLC g) Type of programming h) Reliability of PLC i) Flexibility of PLC

Description : State the selection criterion of the lamp for various purposes.

Last Answer : Selection criterion of the lamp for various purposes:  While selecting a lamp for a particular purpose, the available lamps are compared on the basis of following criteria: * Light output ... such as ballasts * Compatibility with the electrical system * Suitability for the operating environment

Description : State the various factors governing selection of site for TPS. 

Last Answer : Following various factors governing selection of site for TPS.:- 1. It should locate near coal mines. 2. Sufficient quantity of water should be available. 3. Sufficient large space should ... availalbe nearly. To the extent possible, the thermal station should be far away from an aerodrome   

Description : State and explain any four factors governing selection of induction motor.

Last Answer : The factors governing the selection of Induction motor: 1) Load torque required at normal speed matches with available torque of motor. 2) Break down torque or pull out torque or maximum torque ... If selecting energy efficient motor the cost benefit analysis over the long run must be worked out.

Description : Explain selection of starters for Industrial Installation. 

Last Answer : selection of starters for Industrial Installation: Every motor must be provided with a starter to start and stop the motor. It shall be within the sight of a person at the motor. It shall be so arranged as ... -Auto transformer starter  Slip ring I.M.------------------Rotor resistance starter

Description : State criteria for selection of contractor. 

Last Answer : Following the criteria for selection of contractor: 1. Contractor should be well reputed 2. Past experience of the Contractor 3. Contractor licenses should be valid 4. Works in hand of ... Material availability of the contractor. 6. Tax clearance certificate & financial power of contractor.

Description : State any four factors for selection of hydro power plant site. 

Last Answer : Following Factors to be kept while site selecting for Hydro power plant: 1) Quantity of water available :-Where high rainfall occures so that sufficent quantity of water can be stored for generation of ... be possible to divert the stream. 11. Sand, gravel, etc., should be available nearby.

Description : State any four factors for selection of site of wind power plant.

Last Answer : The Factors for selection of site for Wind Mills: 1) The site should be selected where winds are strong i.e. where pressure of wind is high and there is continuity (14.4- 16.2 km/h) ... 50m of the turbine which can affect the system's overall performance 10)Possibility to connect to power grid. 

Description : State any four factors governing Selection of site for thermal power station. 

Last Answer : Following Factors are to be considered:- 1. It should locate near coal mine. 2. Sufficient quantity of water should be available. 3. Sufficient large space should be available. 4. It should be located ... laws of the land and the town planning. 14. The interests of national defense must be served.