Preliminary study on development potential andutilizatinwaysof hydrogen energy in municipalwastewater treatment plants Beijing Huanding Environmental BigDataInstitute July 2021
Contents Contents Chapter I Investigation on Hydrogen Production and Development. 1 Introduction.... 1 1. By-product hydrogen from chlor-alkali industry .5 1.1 Overview.. 5 1.2 Principle and process. ..5 1.3 Development stat.. 2. Hydrogen production by electrolytic water .... ..10. 2.1 Overview.. ..10 2.2 Principle and proces... ..10 2.3 Development status. .13 3. Hydrogen production from fossil resources. ..18 3.1 Coal to hydrogen. 18 3.1.1 Overview ..18 3.1.2 Principle and process .19 3.1.3 Development status. 20 3.2 Hydrogen production from natural gas. 26 3.2.1 Overview .26 3.2.2 Principle and process 31 3.2.3 Development status.. 33 3.3 Hydrogen production from alcohols (methanol ethanol) 38 3.3.1 Overview ..38 3.3.2 Principle and process ..39 3.3.3 Development status.. ..40 3.4 Liquid Ammonia Hydrogen Productio. 46 3.4.1 Overview 46 3.4.2 Principle and process 46 3.4.3 Development status... ...47 3.5 Hydrogen production by cracking light hydrocarbons (propane ethane) .49 3.5.1 Overview .49 3.5.2 Principle and process 50 3.5.3 Development status ..52 4. Biomass hydrogen produetion. 56 4.1 Biomass gasification hydrogen production. ..56 4.1.1 Overview. ..56 4.1.2 Principle and process ..57 4.1.3 Development status. 59 4.2 Microbial hydrogen production 62 4.2.1 Overview .62 4.2.2 Principle and process .63
Preliminary study on development potential and utilization ways of hydrogen energy in municipal wastewater treatment plants 4.2.3 Development status. .73 4.3 Introduction to other biological hydrogen production methods ...79 4.3.1 Hydrogen production by photolysis of water ..79 4.3.2 Light and dark coupling fermentation for hydrogen production 80 5. New hydrogen production method .82 5.1 Plasma hydrogen production. ..82 5.2 Laser hydrogen production 5.3 Photocatalytic hydrogen production ..... ..86 5.4 Calcium hydroxide reacts with water ..89 6. Comparison of mon hydrogen production methods .90 References.... 103 Chapter 2 Carbon Emission Calculation and Benefit Analysis of Hydrogen Production Project by Electrolysis of Alkaline Water. ..108 1. Background. .108 1.1Development status of hydrogen energy.. ..108 1.2 Potential advantages of hydrogen production in sewage treatment plants ..110 2. Introduction to mon hydrogen production processes... 112 2.1 Pyrolysis gasification hydrogen production ..12 2.2 Hydrogen production by electrolysis of water.. ..113 2.3 Plasma hydrogen production. ...114 3.Research content and framework ..116 3.1 The goal and purpose of research ..16 3.2 Research content and technical route. ...116 3.2.1 Determine research objectives and scope . ...117 3.2.2 Life cycle inventory analysis ...11.7 3.2.3 Life cycle impact assessment. ..117 3.2.4 Life cycle cost analysis ...117 3.3 Research of Carbon Emission Based on LCA Method ..18 3.3.1 System boundary ..118 3.3.2 Functional unit. ..119 3.3..3 Evaluation methods and software...... ..120 3.3.4 Related assumptions ..21 3.3.5 Data selection principle .121 3.4 Life cycle cost analysis. ..122 3.4.1 Project cost analysis. ..22 3.4.2 Project ine assessment. ..123 3.4.3 Projeet cost-benefit analysis. 4.Collection and Analysis of Life Cycle List of Hydrogen Production by Electrolysis of Alkaline Water.... ..125 4.1 Data processing ..125 4.2 List collection and analysis during the construction phase ..126 4.2.1 PV panel production stage data... ...26 11
Contents 4.2.2Production stage data of electrolysis equipment .127 4.3 List collection and analysis during operation phase. ..128 5. Calculation of Carbon Emissions in the Life Cyele of Electrolyzed Water HydrogenProduction..... ..129 5.1 Carbon emissions during the construction phase .. ..129 5.1.1 Carbon emissions during the production phase of photovoltaic modules.... ...129 5.1.2 Carbon emissions during the production phase of electrolysis equipmen.. .130 5.2 Carbon emissions during operation. ..130 5.3 Overall life cycle assessment of construction and operation..... ...131 6. Collection and analysis of life cyele economic inventory .132 6.1 Project cost. ..132 6.1.1 Initial investment cost ..132 6.1.2 Operating cost. ..133 6.1.3 Projet life cycle cost estimation. ..134 6.2 Project ine.. ..135 6.3 Cost-benefit evaluation. ..136 7.Conclusion.... ..138 Chapter III Analysis of Policy Obstacles to Hydrogen Production in Wastewater Treatment Plant... ..140 Abstract.... ..140 1.Analysis of relevant policy obstacles to the utilization of sewage as a resource 142 2.Analysis of policy obstacles to solar power plant project construction...145 3.Analysis of policy obstacles to the establishment of electrolysis water hydrogen production plants... 149 4. Analysis of Policy Obstacles to the Construction of Hydrogen Refueling Stations.... .156 5. Analysis of Policy Obstacles to Fuel Cell Utilization. ...161 6. Summary.. ...163 Chapter IV Conclusion and Outlook. ..164 111
城市污水处理厂氢能开发潜力与利用途径初步研究.pdf
