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“demand for heat”- related faq

  • How much is the dust remover of coal-fired boiler? 2021-10-15
    To buy dust removers for coal-fired boiler with good cost performance, we should first know more about the manufacturer, quotation and market. After all, a good vendor can bring more help to customers. Therefore, determining the sales manufacturer will be the focus of purchasing coal-fired boiler dust collectors. Coal-fired dust remover has high efficiency and will have more outstanding performance in use. Of course, when selecting products, we should know the quality of coal-fired boiler dust removers, so as to choose equipment with reasonable price and stable performance. The price difference of coal-fired boiler dust remover is mainly due to the different specifications and models.
  • What oil is suitable for industrial oil-fired boilers? 2021-10-01
    First, let's explain what an industrial oil-fired boiler is. The industrial oil-fired boilers refer to boilers that use oil as the fuel. Generally, they burn diesel oil, special fuel oil for boilers, heavy oil and waste oil, etc. However, due to the rising price of diesel oil and the problem of supply, they are now turning to fuel oil.
  • What are the advantages of environmental thermal oil heater? 2021-09-17
    The environmental thermal oil heater has the characteristics of high temperature and low pressure, which can work under lower pressure and produce high temperature.
  • What kind of coal is good for chain boiler? 2021-08-27
    Chain grate has certain selectivity for coal types, and soft coal with volatile content above 15%, ash melting point above 1250℃, moderate particle size and calorific value above 18800~21000kJ/kg is more suitable.
  • What are the components of oil-fired boiler? 2021-08-20
    Different types of oil-fired boilers have different equipment composition. ZOZEN Boiler describes the composition of oil-fired boiler equipment aiming at WNS series and SZS series.
  • What is the normal pressure range of hot water boiler? 2021-08-06
    Hot-water boiler is a kind of thermal equipment that uses the heat energy released by fuel combustion or other heat energy (such as electric energy, solar energy, etc.) to heat water to the rated temperature. According to different fuels, hot water boilers can be divided into gas-fired hot water boilers, oil-fired hot water boilers, biomass-fired hot water boilers, and coal-fired hot water boilers. How to choose hot water boiler? We will focus on the heating, pressure and thermal efficiency of hot water boiler.
  • What are the correct ignition procedures for industrial coal-fired boilers? 2021-07-23
    The ignition of industrial coal-fired boiler needs to be operated steps by steps, and the ignition operation is different according to the specific model of industrial coal-fired boiler. Grates of industrial coal-fired boilers are usually divided into manual grates and mechanical grates. Here, according to the different grates, the correct ignition steps of industrial coal-fired boilers are introduced in detail.
  • What are the main reasons for the increase in exhaust gas temperature of gas-fired boiler? 2021-07-16
    Ash accumulation on the heating surface. The scaling and ash deposition on the water-cooled wall of the furnace and the ash deposition of the superheater, convention tube bundles, economizer and preheater can increase the thermal resistance of the flue gas, weaken the heat transfer, lessen the cooling effect of the flue gas and increase the exhaust gas temperature of the gas-fired boiler.   Too high excess air coefficient. Under normal circumstances, as the furnace outlet excess...
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