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  • How to Know the Bladder of Accumulator NXQ-A1.6/20-H-HT Needs to Be Changed?

    For a bladder type accumulator NXQ-A1.6/20-H-HT, the bladder is the most important component and is also the most commonly damaged one. Therefore, users need to regularly check the condition of the bladder to know whether the bladder of the accumulator should be replaced, in order to avoid hydrau...
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  • Reasons of The Jam Faults to Servo Valve ZD.01.003

    As a commonly used hydraulic component, servo valve ZD.01.003 may get stuck due to various reasons. Yoyik summarized some common causes of servo valve jamming as follows. 1. Oil Contamination: Internal components of the servo valve ZD.01.003, such as the spool and valve seat, may become blocked...
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  • Method of Replacing Servo Valve J761-003A Seal Kits

    The spare parts of servo valve J761-003A may need to be replaced frequently during long-term operation. For example, when the seal is used for a long time or contaminated, it may wear or age, leading to leakage of the servo valve and requiring timely replacement. Replacing servo valve seals usual...
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  • How Does the Servo Valve DH.00.176 Control The Steam Turbine?

    The servo valve DH.00.176 achieves accurate control of steam flow by monitoring and adjusting the opening of the main steam valve, thereby effectively controlling the load of the steam turbine. In this way, the steam turbine can flexibly adapt to changes in load demand and maintain stable operati...
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  • What to Do If The EH Oil Circulating Pump 02-125801-3 Is Blocked?

    Mechanical jamming of oil pumps is a common fault situation. When mechanical blockage occurs in the oil circulating pump 02-125801-3, there may be these reasons: 1)     The EH oil becomes dirty, and impurities in the oil enter the pump, causing blockage. 2)     Damaged bearings on the motor or ...
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  • Function of Vacuum Pump 30SPEN for Generator Sealing Oil

    The generator sealing oil system is one of the important systems used to maintain the sealing performance of the oil seal rings of the generator. During the operation of the generator, seal rings are required internally to ensure sealing between rotating components (such as bearings) and stationa...
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  • Precautions for Using OPC Solenoid Valve Z2804076

    The OPC solenoid valve Z2804076 is a normally closed solenoid valve used in the DEH monitoring and protection system of large steam turbine units. When using this type of OPC solenoid valve, the following precautions should be taken to ensure its normal operation and avoid safety accidents. The...
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  • Features of OPC Solenoid Valve AM-501-1-0149 for Steam Turbine

    The purpose of the steam turbine OPC control system is to prevent overspeed on the steam turbine generator set and help improve the stability of the power system. The solenoid valve AM-501-1-0149 is a commonly used solenoid valve in OPC systems. It has good sealing performance, long service life,...
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  • What Does the Float Valve BYF-40 Do for Generator Sealing Oil Tank?

    Floating ball valve BYF-40 is a fluid control valve commonly used in power plants to seal oil tanks. The valve is controlled to open and close by the buoyancy of the floating ball. It has the characteristics of simplicity, reliability, high sensitivity, strong corrosion resistance, and convenient...
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  • Difference Between Globe Throttle Check Valve LJC50-1.6P and Globe Valves

    The globe throttle check valve LJC50-1.6P is a spare part of the hydrogen cooling system of the generator in the thermal power plant. Its function is to control the cooling water flow of the generator and avoid water backflow, so as to prevent the generator set from being damaged by water hammer ...
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  • Attentions of Installing Bladder Accumulator NXQ-A-25/31.5

    A bladder type accumulator is a pressure vessel that needs to be installed according to specifications to avoid errors during installation and ensure optimal performance and safety during use. Yoyik often answers customers’ questions about the installation of NXQ series bladder accumulators...
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  • Why Does Stator Cooling Water Use the Centrifugal Pump YCZ50-250B?

    In the generator stator cooling system, the YCZ50-250C centrifugal pump is used to circulate the cooling water, taking away the heat generated during the operation of the generator stator winding, and maintaining the temperature of the stator winding within the allowable range. This pump adopts a...
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