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  • What is the purpose to adjust the solid slagging of the pulverized coal furnace? 2024-02-16
    (1)Ensure normal and stable steam pressure, steam temperature and evaporation. (2)Avoid coking and burner damage; Ensure the safety of the operation of the superheater; Reduce pollution of combustion. (3)Make the operation achieve the highest economy.
  • What is the heating load of an industrial boiler? 2024-01-19
    The heating load of an industrial boiler refers to the amount of energy required to generate a certain amount of heat in a specific period, usually measured in British Thermal Units (BTUs) per hour, kilowatts (kW), or megawatts (MW). Essentially, it's the amount of energy needed to heat the water or generate steam in the boiler for industrial processes or heating purposes. Understanding the heating load is crucial for several reasons: Boiler Sizing: Accurately determining the heating load is e...
  • Why don’t the pumps of coal-fired boilers absorb water? 2023-12-29
    If the pumps of a coal-fired boiler are not absorbing water, it could be due to several reasons. It's essential to diagnose the issue accurately for an effective solution. Here are some common causes: Air Locks in the Pump or Suction Line: If there is trapped air within the pump or the suction line, it can prevent the pump from creating the necessary vacuum to draw water. Low Water Level in the Feed Tank: If the water level in the feed tank is too low, the pump may not have enough water to dra...
  • Why gas-fired boiler chimney drops water? 2023-12-01
    If you notice water dripping from a gas-fired boiler's chimney, it could be due to condensation, which is a common issue in high-efficiency boilers. Here are some key reasons and explanations for this phenomenon: Condensation of Flue Gases: Modern high-efficiency gas boilers are designed to extract as much heat as possible from the combustion gases before they are expelled through the chimney. This process can cool the gases to a point where the moisture in them condenses into water. This is mo...
  • Why doesn't the gas-fired boiler ignite despite running burner motor and voltage at controller? 2023-11-24
    If the burner motor of a gas-fired boiler is running and voltage is present at the controller terminal, but there is no ignition followed by a system failure and stop, this situation can be attributed to several potential issues. Here's a breakdown of what might be happening and what to check: Ignition System Failure: The ignition system, which may include spark electrodes or an igniter, could be faulty. Check for any signs of damage, misalignment, or dirt on the igniter or electrodes. Control...
  • Why doesn't the gas boiler's motor turn on after pressing the start button? 2023-11-24
    (Question details) specific performance:The gas boiler is powered on, press start, the motor does not turn. Answer: Fault reason:1. Insufficient pneumatic locking.2. The solenoid valve is not sealing, and there is air leakage at the joint. Check the lock.3. The thermal relay is open.4. At least one of the conditional circuits is not valid (water level, pressure, temperature and to check whether the program controller is energized to start). Troubleshooting:1. Adjust the air pressure to the requested value.2. Clean or repair solenoid valve pipe joint.3. Check whether the component is damaged and motor current by reset.4. Check whether the water level, pressure and temperature exceed the limit.ZOZEN gas-fired boiler adopts automatic control to control the operation, combustion, water level, temperature and steam pressure. In case of such problems, the system will automatically prompt the error code.
  • How to estimate thermal efficiency of gas fired boilers? 2023-06-09
    There are several ways to estimate the thermal efficiency of gas-fired boilers:   1. Direct method: This method involves measuring the amount of fuel consumed and the amount of heat produced by the boiler. By comparing these two values, it is possible to calculate the thermal efficiency of the boiler.   2. Indirect method: The indirect method involves measuring various parameters such as flue gas temperature, ambient air temperature, and fuel consumption, and then calculating the t...
  • How to dry the moisture in the fuel of biomass-fired boilers? 2023-05-19
    Drying the moisture in the fuel of a biomass-fired boiler is important to ensure efficient combustion and prevent issues such as fuel bridging, clumping, and poor boiler performance. Here are some methods that can be used to dry the moisture in biomass fuel:   1. Sun drying: This method involves spreading the biomass fuel, such as wood chips or sawdust, in a thin layer in a sunny, well-ventilated area. The sun's heat and wind will help to evaporate the moisture in the fuel.   2. Fo...
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