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NEWS
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Yingjia Power was invited to participate in the 7th Asian Hydrogen and Fuel Cell Technology Application Forum, and contributed to and released the "2024 Annual Report on China's Hydrogen and Fuel Cell Industry"

2025-07-15
Company news

The 7th Asian Hydrogen and Fuel Cell Technology Application Forum and Exhibition

2025-07-03
Company news

A Brief Discussion on the Performance Advantages of Cryogenic Pumps

2025-06-03
I. Exceptional Low-Temperature AdaptabilityMaterial Science InnovationCryogenic-Resistant Alloys: Pump casings and impellers use 304L/316L stainless steel (impact toughness ≥100J at -196°C) or alum...
Industry news

Specific Operation Steps for Installing Exhaust Valves

2025-06-03
I. Pre-Installation PreparationsEquipment and Material InspectionVerify the exhaust valve model, specification (e.g., DN25-DN100), rated pressure (PN16-PN40), and applicable medium (gas/steam/liqui...
Industry news

How to Test the Flow Characteristics of Pressure Control Valves

2025-05-13
I. Exceptional Low-Temperature AdaptabilityMaterial Science InnovationCryogenic-Resistant Alloys: Pump casings and impellers use 304L/316L stainless steel (impact toughness ≥100J at -196°C) or alum...
Technical sharing

Application Scenarios of Pressure Control Valves in Industrial Fields

2025-05-13
I. Oil and Gas IndustryPipeline Pressure RegulationNatural Gas Transmission: Installed in long-distance pipelines to maintain outlet pressure stability (e.g., regulating from 6.4MPa to 0.8MPa for c...
Technical sharing

Factors Affecting the Working Efficiency of Ejectors

2025-05-13
I. Geometric Parameters of Ejector StructureNozzle DesignNozzle Throat Diameter (d₁): Directly affects the velocity of the motive fluid. An optimal d₁ (typically 0.05–0.1 times the suction chamber ...
Technical sharing

Materials Commonly Used for Ejectors in Hydrogen Production Units

2025-05-13
I. Core Material Selection PrinciplesHydrogen Embrittlement ResistanceAvoid carbon steel and low-alloy steels prone to hydrogen embrittlement (e.g., ASTM A36), as hydrogen diffusion at high pressur...
Technical sharing
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