Development of Electrode Materials for High-Performance Zinc-Bromine Redox Flow Batteries
- Title
- Development of Electrode Materials for High-Performance Zinc-Bromine Redox Flow Batteries
- Author(s)
- Yaerin Lee
- DGIST Authors
- Yaerin Lee ; Sangaraju Shanmugam ; Hongkyung Lee
- Advisor
- 상가라주 샨무감
- Co-Advisor(s)
- Hongkyung Lee
- Issued Date
- 2023
- Awarded Date
- 2023-08-01
- Type
- Thesis
- Description
- Zinc Bromine Redox Flow Batteries; Nitrogen doped carbon; catalyst; Redox reaction; Energy Efficiency
- Table Of Contents
-
Ⅰ. INTRODUCTION 1
1.1 Energy storage system and flow batteries 1
1.2 Principle and key components of ZBRFB 2
1.3 Current status and challenges of ZBRFB 4
1.4 Development of the Bromine-Side Electrode 7
1.5 Purpose of research 8
Ⅱ. EXPERIMENTAL 10
2.1 Multi-channeled Nitrogen-doped Carbon Nanorods Catalyst for use in improvement of Br2/Br- redox couple 10
2.1.1 Materials 10
2.1.2 Fabrication of N-MCNR 10
2.1.2.1 Electrospinning Synthesis Procedure 11
2.1.2.2 Calcination Synthesis Procedure 11
2.2 Two-Dimensional MXene for Improved Performance in ZBRFB 12
2.2.1 Materials 12
2.2.2 Fabrication of MXene 13
2.3 Electrode Preparation 13
2.3.1 Three electrode system 13
2.3.2 Preparation of modified electrode for battery cell 14
2.3.2.1 Preparation of N-MCNR modified Electrode 14
2.3.2.2 Preparation of MXene modified Electrode 14
2.4 Characterization 15
2.4.1 Structure characterization 15
2.4.2 Chemical characterization 15
2.4.2.1 Elemental Analysis 15
2.4.2.2 X-ray diffractometry 15
2.4.3.3 Raman Analysis 16
2.4.2.4 XPS 16
2.4.3 Physical characterization 16
2.4.3.1 BET 16
2.4.3.2 Contact Angle 16
2.4.4. Electrochemical Analysis 17
2.4.5.ZBRFB Performance 17
Ⅲ. RESULTS AND DISCUSSION 18
3.1 Exploration of Multi-channeled Nitrogen-doped Carbon Nanorods Catalyst for use in improvement of Br2/Br- redox couple 18
3.1.1 Characterization of materials 18
3.1.2 Structural characterization 18
3.1.3 Chemical characterization 21
3.1.4 Physical l characterization 25
3.1.5 Electrochemical Analysis 27
3.1.6 ZBRFB cell performance 30
3.1.7 Summary 33
3.2 Two-Dimensional MXene for Improved Performance in ZBRFB 34
3.2.1 Characterization of materials 34
3.2.2 Physical characterization 35
3.2.3 Chemical characterization 36
3.2.4 Electrochemical Analysis 37
3.2.5 ZBRFB cell performance 39
3.2.6 Post electrode analysis 42
Ⅳ. CONCLUSION 44
Ⅴ.REFERENCES 45
요약문 49
- URI
-
http://hdl.handle.net/20.500.11750/46432
http://dgist.dcollection.net/common/orgView/200000687687
- Degree
- Master
- Department
- Department of Energy Science and Engineering
- Publisher
- DGIST
- Related Researcher
-
-
Shanmugam, Sangaraju
- Research Interests Electrocatalysts for fuel cells; water splitting; metal-air batteries; Polymer electrolyte membranes for fuel cells; flow batteries; Hydrogen generation and utilization
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- Appears in Collections:
- Department of Energy Science and Engineering Theses Master
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