Power System Operation and Control 1 min read
TWO AREA SYSTEMS – TIE-LINE POWER MODEL
Consider two inter connected areas as shown in figure operating at the same frequency fl while a power Power flow from…
THE ARCHIVES
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LFC CONTROL OF SINGLE AREA AND DERIVE THE DYNAMIC RESPONSE
Dynamic Response of the One-Area System `Now we are going to study the effect of a disturbance in the system…
Power System Operation and Control 3 min read
LOAD FREQUENCY CONTROL
The following basic requirements are to be fulfilled for successful operation of the system: 1. The generation must be adequate to…
Power System Operation and Control 2 min read
Sharing of load when two alternators are in parallel
Load Sharing When several alternators are required to run in parallel, it probably happens that their rated outputs differ. In…
Power System Operation and Control 3 min read
SPEED GOVERNING MECHANISM AND MODELLING
Governor: The power system is basically dependent upon the synchronous generator and its satisfactory performance. The important control loops in…
Power System Operation and Control 2 min read
Technical Terms in Real Power Frequency Control
Control area: Most power systems normally control their generators in unison. The individual control loops have the same regulation parameters.…
Power System Operation and Control 3 min read
POWER SYSTEM OPERATION
(i) Load Forecasting, (ii) Unit Commitment and (iii) Load Scheduling. 1. Load forecasting: The load on their systems should be estimated…
Power System Operation and Control 4 min read
Plant Level and System Level Control of Power System Control
The three main controls involved in powers are: 1. Plant Level Control (or) Generating Unit Control. 2. System Generation Control.…
Power System Operation and Control 2 min read
IMPORTANT TERMINALOGIES
Connected load It is the sum of continuous ratings of all the equipments connected to supply systems. Maximum demand It…
Power System Operation and Control 2 min read
ECONOMIC OF GENERATION
Load curves The curve showing the variation of load on the power station with respect to time The curve drawn…
Power System Operation and Control 2 min read
SYSTEM LOAD VARIATION
The variation of load on the power station with respect to time. SYSTEM LOAD • From system‟s point of view, there…
Power System Operation and Control 1 min read
CONCEPT OF REAL AND REACTIVE POWER
Let ‘V’ be the Instantaneous voltage Let ‘i’ be the Instantaneous current V = Vm sin ωt I = im sin (ωt…