Ceramic Energy: Material Trends in SOFC Systems
This is one case where a materials development could be an enabling technology that might dramatically reduce the cost of the SOFC system and push the state-of-the-art one step closer to the SECA target. However, even in cathode and anode materials, some potential exists to increase SOFC performance and drive down costs.
Design improvements for ammonia-fed SOFC systems
directly to the SOFC stack for additional power production or to a new stack in the so called cascade configuration [21]. The aim of this paper is to design, model and study an improved ammonia-SOFC system. The novelty of this study is related to the application of cascading and off-gases use in ammonia fuelled SOFC power systems. The use of
Data-Driven State Prediction and Analysis of SOFC System
A solid oxide fuel cell (SOFC) system is a kind of green chemical-energy–electric-energy conversion equipment with broad application prospects. In order to ensure the long-term stable operation of the SOFC power-generation system, prediction and evaluation of the system''s operating state are required. The mechanism of the SOFC system has not been
Solid Oxide Fuel Cells: Systems and Materials
very good oxygen reduction properties. This paper reviews the materials that are used in solid oxide fuel cells and their properties as well as novel materials that are potentially applied in the near future. The possible designs of single bipolar cells are also reviewed. Keywords: Anode á Cathode á Electrolyte á Materials á SOFC 1
Festoxidbrennstoffzelle – Wikipedia
Die Festoxidbrennstoffzelle (englisch solid oxide fuel cell, SOFC) ist eine Hochtemperatur-Brennstoffzelle, die mit einer Temperatur von 650–1000 °C betrieben wird r Elektrolyt dieses Zelltyps besteht aus einem festen keramischen Werkstoff, der in der Lage ist, Sauerstoffionen zu leiten, aber für Elektronen isolierend wirkt. Viele Festoxidbrennstoffzellen-Projekte sind noch in
Solid Oxide Fuel Cells for Marine Applications
First, general developments in SOFC systems are examined, which cover SOFC stacks, combined cycles, power plant components, and fuel possibilities. Next, previous studies on SOFCs in ships are discussed, which
Study on the operating parameters of the 10 kW SOFC-CHP system
Solid oxide fuel cell combined with heat and power (SOFC-CHP) system is a distributed power generation system with low pollution and high efficiency. In this paper, a 10 kW SOFC-CHP system model using syngas was built in Aspen plus. Key operating parameters, such as steam to fuel ratio, stack temperature, reformer temperature, air flow rate, and air
Data-Driven State Prediction and Analysis of SOFC
A solid oxide fuel cell (SOFC) system is a kind of green chemical-energy–electric-energy conversion equipment with broad application prospects. In order to ensure the long-term stable operation of the SOFC
Techno-economic evaluation of biogas-fed SOFC systems with
Small-scale biogas-fed solid oxide fuel cell (SOFC) systems, integrated with carbon capture storage (CCS) technologies, offer a sustainable solution for European farms'' heat and power demands with minimal carbon emissions. This study investigates different system configurations ranging from 20 to 200 kW, incorporating heat integration, fuel recirculation, biogas purification
Fault tolerance control of SOFC systems based on nonlinear
In recent years, diverse temperature controllers have been developed to ensure the SOFC system a proper operating temperature. In Refs. [3], [4], a typical feedback proportional-integral-derivative (PID) controller was implemented to track the SOFC temperature.A model predictive control method was developed to predict the SOFC
(PDF) Performance Analysis and Optimization of SOFC/GT Hybrid Systems
This review provides an overview of the solid oxide fuel cell/gas turbine (SOFC/GT) hybrid system, highlighting its potential as a highly efficient and low-emission power generation technology.
SOFC HANDBOOK
class system prototype was set up at Kyushu University, and by 2017, MEGAMIE had its commercial launch in Japan. As of February 2020, the Kyushu University prototype has achieved a continuous run of 25,000 hours. a High-E˜ciency Combined Power Generation System for Solid Oxide Fuel Cells (SOFC) Power the Globe with
A Single-Stack Output Power Prediction Method for
The prediction of stack output power in solid oxide fuel cell (SOFC) systems is a key technology that urgently needs improvement, which will promote SOFC systems towards high-power multi-stack applications. The
Feasibility study of LOHC-SOFC systems under dynamic
With specific reference to the load profile presented in Fig. 1, the SOFC system provides about 502.6 MWh of total waste heat throughout the course of the operation. Since the NEC system requires 229.20 MWh oh heat, approximately 45.6% of the SOFC waste heat must be directed to the LOHC system, at the expense of other possible cogeneration uses.
SOFC FAQs
Today, the production cost of a SOFC stack is around 4000 EUR/kWe and it is expected to decrease below 800 EUR/kWe by 2030. At system level, the CAPEX is approximately 10000 EUR/kWe and it will reach 2000 – 3500 EUR/kWe by 2030 for small (<5 kWe) and large (51-500 kWe) systems, respectively 1.
Solid Oxide Fuel Cells (SOFC) System | Bosch Global
Bosch engineer Havva Ana Göcmen heads up a team tasked to develop a section of the SOFC system at the Bamberg plant. It is busy creating the optimum conditions for mass-manufacturing solid oxide fuel cells, one of which fits in the
Novel SOFC system concept with anode off-gas dual
Simultaneously, improving the configuration of SOFC systems from a thermodynamic perspective holds great promise in enhancing overall system-level fuel utilization, marking a hot research focus in this field. However, it is worth noting that existing SOFC systems with various anode off-gas recirculation layouts have certain limitations.
Efficient and sustainable power propulsion for all-electric ships:
Table 2 shows the operating conditions of these three fuel cells [13].Baldi et al. [23] believe that SOFC system is the most suitable emission reduction technology for medium and long-distance ships.SOFC also provides flexibility for fuel selection [24] and offers great realistic possibilities for the transition from fossil fuels to alternative fuels [25].
Modeling Analysis of SOFC System Oriented to Working
Solid oxide fuel cell (SOFC) generation system is an important equipment to realize "carbon neutralization". In SOFC system, a fault will cause changes in working conditions, which is difficult to detect early and find the reason due to the high temperature and seal environment. Therefore, the mechanistic model is a feasible way to find the reasons for the
Energy System Analysis of SOFC Systems | SpringerLink
A solid oxide fuel cell (SOFC) system involves phenomena that take place at different scales. The electrochemical active cell—a multicomposite structure that consists of different microscopic layers made of different materials—is thus at the center of a broader and complex energy system, whose efficient and durable performance much depends on several
Fuel flexibility study of an integrated 25kW SOFC reformer
grated 25kW SOFC reformer system operating on each of these fuels is followed by experimental tests of selected fuels in the 25kW SOFC system. The baseline compositions used in the current study are presented in Table 1 and have been determined based on data from the literature [8–10]. 2. Twenty-five kilowatt SOFC system description
Comparative Analysis of Alternative Fuels for Marine SOFC Systems
Fuel Cells (L T-PEMFC) and Solid Oxide Fuel Cells SOFC are most often considered for marine applications Baldi2020. Although hydrogen-fuelled LT -PEMFCs can produce power at high efficiency with
Application of SOFC Technology
This unit is the first 10 kW class planar SOFC stack used as a component in a complete SOFC system, and construction of large-scale SOFC power plants requires high-power stacks . Ceramic Fuel Cells (CFCL) is a SOFC developer in Australia that has expanded its market and power plant to the United Kingdom and has built a manufacturing plant in
Characteristic Investigation of a Novel Aircraft SOFC/GT Hybrid System
There are also shortcomings in utilizing SOFC systems in aircraft, and this is mainly due to the power density and power-to-weight ratio of the current existing SOFCs. Zhao, F.; Virkar, A.V. Dependence of polarization in anode-supported solid oxide fuel cells on various cell parameters. J. Power Sources 2005, 141, 79–95. [Google Scholar]
Pressurized SOFC Hybrid Systems: Control System Study and Experimental
In this paper, two different advanced control approaches for a pressurized solid oxide fuel cell (SOFC) hybrid system are investigated and compared against traditional proportional integral derivative (PID). Both advanced control methods use model predictive control (MPC): in the first case, the MPC has direct access to the plant manipulated variables, in the
An isomorphic multi-energy circuit analysis method for multi-stack SOFC
Solid Oxide Fuel Cell (SOFC) is an efficient power generation device that enables the direct conversion of chemical energy into electricity at high temperatures [1, 2] is poised to play a significant role in the future of energy, power, and transportation sectors [[3], [4], [5]].Planar SOFC stack represents the currently primary application approach of SOFCs, as it offers advantages
Benefits of the Bosch SOFC system | Bosch
The SOFC system can already be connected to existing gas utilities and is immediately ready for use today, making it a vital contributor to the energy transformation and, along with photovoltaics and wind energy, an important
On the Technology of Solid Oxide Fuel Cell (SOFC) Energy Systems
This paper presents a comprehensive overview on the current status of solid oxide fuel cell (SOFC) energy systems technology with a deep insight into the techno-energy performance. In recent years, SOFCs have received growing attention in the scientific landscape of high efficiency energy technologies. They are fuel flexible, highly efficient, and