Captive Hydrogen Generation Market By Technology (Electrolysis, Steam Methane Reforming, Partial Oxidation, Autothermal Reforming, Biomass Gasification), By Deployment Mode (On-Premises, Centralized Hydrogen Production), By Application (Fuel Cells, Hydrogenation Processes, Industrial Heating & Energy Generation, Ammonia Production, Methanol Production), By End-Use Industry (Chemical Industry, Oil Refineries, Metal Production, Power Generation, Food & Beverage, Electronics), and By Region; Global Insights & Forecast (2024 – 2030)