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Title: Hamiltonian methods of modeling and control of AC microgrids with spinning machines and inverters

Journal Article · · International Journal of Electrical Power and Energy Systems
 [1];  [1];  [2];  [3]
  1. Michigan Technological Univ., Houghton, MI (United States). Dept. of Electrical and Computer Engineering
  2. Michigan Technological Univ., Houghton, MI (United States). Dept. of Mechanical Engineering-Engineering Mechanics
  3. Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)

This study presents a novel approach to the modeling and control of AC microgrids that contain spinning machines, power electronic inverters and energy storage devices. The inverters in the system can adjust their frequencies and power angles very quickly, so the modeling focuses on establishing a common reference frequency and angle in the microgrid based on the spinning machines. From this dynamic model, nonlinear Hamiltonian surface shaping and power flow control method is applied and shown to stabilize. From this approach the energy flow in the system is used to show the energy storage device requirements and limitations for the system. This paper first describes the model for a single bus AC microgrid with a Hamiltonian control, then extends this model and control to a more general class of multiple bus AC microgrids. Finally, simulation results demonstrate the efficacy of the approach in stabilizing and optimization of the microgrid.

Research Organization:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States); Michigan Technological Univ., Houghton, MI (United States)
Sponsoring Organization:
USDOE National Nuclear Security Administration (NNSA); National Science Foundation (NSF)
Grant/Contract Number:
NA0003525; 1541148
OSTI ID:
1421634
Alternate ID(s):
OSTI ID: 1569782
Report Number(s):
SAND2017-13839J; PII: S0142061517311079
Journal Information:
International Journal of Electrical Power and Energy Systems, Vol. 98; ISSN 0142-0615
Publisher:
ElsevierCopyright Statement
Country of Publication:
United States
Language:
English
Citation Metrics:
Cited by: 7 works
Citation information provided by
Web of Science

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Cited By (1)

Droop Control in DQ Coordinates for Fixed Frequency Inverter-Based AC Microgrids journal October 2019

Figures / Tables (10)