Proportional valve for hydrogen fuel cell

• Main Authors: XU WEN, XIONG WENCHENG, SUN ZHENXING
• Format: Patent
• Language: Chinese; English
• Published: 26.11.2021
• Subjects: ACTUATING-FLOATS; BASIC ELECTRIC ELEMENTS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ELECTRICITY; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The utility model relates to the field of a flow control valve of a hydrogen loop in a hydrogen fuel cell, in particular to a proportional valve for the hydrogen fuel cell, which comprises a shell, a coil assembly is arranged in the shell, a base is connected onto the coil assembly, a pole shoe is arranged at an opening of the top end of the shell, and an injection molding shell is arranged on the outer side of the shell and the outer side of the pole shoe. A through round hole is formed in the pole shoe, a spring, a spring seat and a set screw are sequentially arranged in the round hole, an armature is arranged in a hole of the base, the bottom of the base is connected with a valve seat, a sealing seat is arranged in the valve seat, the top end of the armature is connected with the spring, a sealing gasket component is fixed to the bottom end of the armature, and the sealing seat is connected with the sealing gasket component. According to the electric pile pressure control device, the gas consumption and th