Question

1. What is the goal of the economic dispatch problem?

(1) Determine the minimum operating cost to meet the system load and operational constraints.

(2 ) Find the investments needed for long term (10years) planning.

(3 ) Determine the parameters of the transmission lines.

(B). What modeling domains do smart grids typically connect?
(1) Physics, IT, roles, stochastics.
(2) Electricity, Heat, SCADA, Markets.
(3) Energy grids, transport, built environment, law.

(C).  Which one is an agentoriented tool?
(1) Gridlab-D
(2) Homer
(3) pandapower

(D) Which question can be answered by one simulation run?
(1) Where is my stability limit w.r.t. parameter A?
(2) How stable is the system with the given parameters?
(3) What sensitivity does parameter A have against stability?

(E) What happens at synchronization points (aka macro steps) in a co-simulation?
(1) Clocks are equalized.
(2) Variables are exchanged.
(3) Output data is collected and aligned.

(F) What is the purpose of optimal power flow calculation?
(1) Select the slack generator
(2) Build the network admittance matrix
(3) Find the optimal values of decision variables to achieve a desired operational target.

Answer 1

load flow studies