Tough power distribution network planning method and system considering energy storage configuration under extreme natural disasters
A technology for distribution network planning and natural disasters, applied in electrical components, circuit devices, AC network circuits, etc., can solve problems such as neglecting time, and achieve the effect of reducing investment costs and improving capabilities
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Embodiment 1
[0040] figure 1 It is a schematic flow diagram of a resilient distribution network planning method considering energy storage configuration under extreme natural disasters in an embodiment of the present invention, as shown in figure 1 As shown, this embodiment provides a resilient distribution network planning method considering energy storage configuration under extreme natural disasters, including the following steps:
[0041] Step 101: According to the resilience concept curve of the distribution network, the resilience evaluation index described by the integral of the weighted load loss and the time axis of the distribution network under extreme natural disasters is introduced into the resilient distribution network planning model, and the annual distribution network is calculated. Combined lost load cost.
[0042] Step 102: According to the time characteristics and space characteristics of extreme natural disasters, comprehensively consider the whole process of the dist...
Embodiment 2
[0175] Figure 5 It is a schematic diagram of a resilient distribution network planning method considering energy storage configuration under extreme natural disasters in an embodiment of the present invention, as shown in Figure 5 As shown, the method includes the following steps:
[0176] Step 1: According to the resilience concept curve of the distribution network, the resilience evaluation method described by the integral of the weighted load loss and the time axis of the distribution network under extreme natural disasters is introduced into the resilient distribution network planning model, and then the distribution network’s annual Combined lost load cost.
[0177] Step 2: According to the time and space characteristics of extreme natural disasters, considering the whole process of distribution network from disaster attack to fault recovery, a multi-stage distribution line fault state set is established.
[0178] Step 3: For the island operation capability of energy ...
Embodiment 3
[0197] Figure 13 It is a schematic structural diagram of a resilient distribution network planning system that considers energy storage configurations under extreme natural disasters in an embodiment of the present invention, as shown in Figure 13 As shown, a resilient distribution network planning system considering energy storage configuration under extreme natural disasters provided by this embodiment includes:
[0198] The annual comprehensive loss of load cost calculation module 100 is used to introduce the resilience evaluation index described by the integral of the weighted load loss and time axis of the distribution network under extreme natural disasters into the resilient distribution network planning model according to the distribution network resilience concept curve , to calculate the annual comprehensive loss of load cost of the distribution network.
[0199] The multi-stage distribution line fault state set building module 200 is used to establish a multi-sta...
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