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Showing 1 to 20 of 21 for “"Copper Chlorine"”.
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Copper Chloride Electrolyzer For the Production of Hydrogen Via the Copper-Chlorine Thermochemical Cycle
… method of large-scale hydrogen production. The Copper-Chlorine thermochemical cycle is one of prime contenders among all the other thermochemical cycles being studied because of its low energy requirements compared to others and mild operating conditions, therefore making it available to be …
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System integration and optimization of copper-chlorine thermochemical cycle with various options for hydrogen production
The Copper-Chlorine (Cu-Cl) thermochemical water splitting cycle is one of the most attractive alternative thermochemical cycles for clean hydrogen production due to its lower temperature requirement and better overall efficiency. CuCl electrolysis is considered a key process in the Cu-Cl cycle of …
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Investigation and assessment of the integrated copper chlorine cycle for hydrogen production with a new separation process
… generation is considered via a four-step copper-chlorine thermochemical water-splitting cycle. The lab-scale integrated copper-chlorine cycle at the Clean Energy Research Laboratory is investigated in this regard. The integrated cycle is comprehensively studied through the energy and …
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Thermal management of the copper-chlorine cycle for hydrogen production: analytical and experimental investigation of heat recovery from molten salt
… and thermochemical water splitting via the copper-chlorine cycle is a promising method of hydrogen production. In this research, thermal management of the copper-chlorine cycle for hydrogen production is investigated by performing analytical and experimental analyses of selected heat …
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Energy, exergy and cost analyses of nuclear-based hydrogen production via thermochemical water decomposition using a copper-chlorine (Cu-CI) cycle
In this thesis the Copper-Chlorine (Cu-CI) thermochemical cycle and its components as well as operational and environmental conditions are defined, and a comprehensive thermodynamic analysis of a Cu-CI thermochemical cycle, including the relevant chemical reactions, is performed. Also the …
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Modified Nafion membranes for hydrogen production in Cu-Cl thermochemical cycle
… has many potential advantages. First, all the copper chloride compounds used in the cycle are recyclable. Second, the copper chlorine cycle has relatively low operating temperatures (500-600 °C) compared to other thermochemical cycles. Third, it can have high energy efficiency by utilizing …
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Evaporative drying of cupric-chloride droplets in a thermo-chemical cycle of hydrogen production
… is present as molten salt and slurry within the Copper-Chlorine thermo-chemical cycle for generation of hydrogen. Utilizing low-grade heat from nuclear or industrial sources to assist drying of Cupric-Chloride can increase efficiency of the overall process. Analytical correlations for heat and …
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Kinetics and transport phenomena in the chemical decomposition of copper oxychloride in the thermochemical Cu-CI Cycle
The thermochemical copper-chlorine (Cu-Cl) cycle for hydrogen production includes three chemical reactions of hydrolysis, decomposition and electrolysis. The decomposition of copper oxychloride establishes the high-temperature limit of the cycle. Between 430 and 530 oC, copper oxychloride (Cu2OCl2) …
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Design and evaluation of solar and geothermal energy systems integrated with Cu-Cl cycle
… Systems 2 and 3 additionally consist of the copper chlorine (Cu-Cl) thermochemical hydrogen production cycle integrated with a concentrated solar power (CSP) and supercritical geothermal systems, respectively. Electricity, freshwater, hydrogen, and space heating are produced as useful outputs …
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Thermal management of the thermochemical Cu-Cl cycle linked with industrial processes for hydrogen production
… applications for hydrogen production via copper-chlorine (Cu-Cl) cycle. The first system consists of single- and multi-stage reheat Rankine cycles, a four-step thermochemical Cu-Cl cycle, and a hydrogen compression system. Systems 2 consists of a thermochemical four-step hydrogen …
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Multiphase flow and chemical reactor thermodynamics for hydrolysis and thermochemical production
… consuming limited reserves of fossil fuels. The copper-chlorine cycle is a promising thermochemical process which can cost-effectively produce hydrogen with less environmental impact. In this thesis, new predictive formulations and experimental data are presented to improve the conversion extent …
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Study on linking a SuperCritical water-cooled nuclear reactor to a hydrogen production facility
… hydrogen production via co-generation. The Copper-Chlorine (Cu‒Cl) cycle is a prospective thermochemical cycle with a maximum temperature requirement of ~530°C and could be linked to an SCW NPP through a piping network. An intermediate Heat eXchanger (HX) is considered as a medium for heat …
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Evaporative drying of cupric-chloride droplets in a thermo-chemical cycle of hydrogen production
… present as slurry or aqueous solution within the Copper-Chlorine (Cu-Cl) thermo-chemical cycle for generation of hydrogen. An experimental study examines the effects of inlet air and liquid temperatures, pressure, concentration, nozzle diameter, and liquid flow rate on the outlet air temperature, …
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Evaporative heat and mass transfer with solubility driven solidification of aqueous droplet flows
… via thermochemical water decomposition using a copper-chlorine cycle consists of a series of chemical reactions that split water into hydrogen and oxygen. This is accomplished through reactions involving intermediate copper and chlorine compounds, which act as catalysts that are recycled in the …
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Design of a fault tolerant control scheme based on sliding mode for Canadian supercritical water reactor
… heat source for co-hydrogen production through copper chlorine thermochemical cycle. To maintain the balance between the hydrogen production and electricity production effectively and to utilize the waste heat more efficiently, a well-designed control system for the Canadian SCWR is needed. The …
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Integrated heat pump options for heat upgrading in Cu-Cl cycle for hydrogen production
The Copper Chlorine (Cu-Cl) hydrogen production cycle is a promising green method to meet the future demand for hydrogen. The Cu-Cl cycle has a number of endothermic reactions that take place at high temperature level. One of the highest temperature demanding components in the Cu-Cl cycle is the …
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Investigation of three integrated energy systems with desalination, heat storage, thermochemical cycles and heat upgrade
… salt heat storage and desalination options where copper-chlorine (Cu-Cl) and magnesium-chlorine (Mg-Cl) thermochemical water-splitting cycles for hydrogen production are used. System 1 integrates the wind, solar and geothermal energies with high temperature electrolysis, methanol synthesis and …
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Development and analysis of a high temperature electrolyser for the Cu-Cl cycle for hydrogen production
… and use of inexpensive chemicals make the copper-chlorine (Cu-Cl) thermochemical cycle a promising process for hydrogen production. Building a large scale hydrogen production facility based on this cycle presents some challenges that need to be resolved. This thesis addresses the challenges …
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Mass transfer and particle dissolution in liquid-gas and solid-liquid flows: Application to hydrogen production processes.
… and process integration of a thermochemical copper-chlorine cycle for hydrogen production. The dissolution of cuprous chloride particles in hydrochloric acid is examined in order to provide a predictive modeling method for more complex multiphase reacting systems that determine the …
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Design, analysis and experimental investigation of Cu-Cl based integrated systems
… environmentally friendly manner by using the copper-chlorine (Cu-Cl) thermochemical water splitting cycle (TWSC) due to its minimal reliance on fossil fuels, relatively lower operating temperature requirement and better overall efficiency as compared to other TWSCs. The electrolysis step of …
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