Shandong Zhongjie Special Equipment's main products include: fuel (gas) boilers, organic heat carrier boilers, biomass boilers, waste heat recovery boilers, and other boiler products; vacuum insulation cryogenic pressure vessels such as LNG tanks, oxygen-nitrogen-argon tanks, and CO2 tanks; pressure vessel products such as denitrification engineering equipment, heat storage and energy storage equipment, and complete chemical equipment; central air conditioning and HVAC equipment such as ground (water) source heat pumps, air source units, water-cooled screw units, and air-cooled modular units. Planned products include large-scale energy centers, LNG transport vehicles, LNG tank containers, and other green energy equipment.
Safety requirements for steam boiler valves mainly include the following aspects: Valve Selection: Choose the appropriate type and specification of valves for steam boilers. The valves must comply with relevant standards and specifications, and possess characteristics such as high-temperature resistance, pressure resistance, and corrosion resistance. Valve Installation: The valves should be correctly installed in the corresponding positions of the steam boiler. During installation, ensure the connections are secure and the seals are reliable to prevent leaks and loose fittings. Valve Operation: The operation of the valve should be easy, flexible, and able to accurately control the flow and pressure of steam. The handle or device should indicate the opening and closing directions of the valve, as well as the corresponding operation methods. Valve Sealing: The sealing performance of the valve is crucial. The valve should have good sealing properties to prevent steam leakage and energy loss. The sealing surfaces should be flat, smooth, and able to withstand high temperatures and wear. Valve Maintenance: Regularly inspect and maintain the valves to ensure their normal operation and safety performance. This includes cleaning the valves, inspecting the sealing surfaces, lubricating moving parts, and promptly repairing or replacing damaged components. Safety Valve: A safety valve must be installed on the steam boiler to protect the safe operation of the boiler. The safety valve must comply with relevant standards and specifications and should automatically open to release overpressure steam when exceeding the set pressure, preventing boiler explosions. Valve Identification: The valves should be marked with their type, specification, working pressure, and flow rate information. This aids operators in correctly identifying and operating the valves, avoiding incorrect operations and accidents. It should be noted that the above safety requirements are general guidelines; specific safety requirements must be determined based on the type, scale, and operating environment of the steam boiler. When using valves, follow relevant laws, regulations, and safety operation procedures to ensure the safe operation and effective control of the valves.

For the maintenance of industrial gas-fired boilers, here are some common methods and precautions: Clean the burner: Regularly clean the interior and nozzle of the burner to ensure normal combustion of the gas, and avoid carbon accumulation and blockages. Inspect the gas supply system: Regularly check the gas supply system, including gas pipelines, valves, and pressure regulators, to ensure normal gas supply without leaks or blockages. Clean the flue and heat exchanger: Regularly clean the flue and heat exchanger to remove accumulated dust and dirt, maintain heat exchange efficiency, and prevent overheating and energy loss. Check water level and pressure: Regularly inspect the boiler's water level and pressure to ensure safe operation within the specified range. Refill water and adjust pressure to avoid issues caused by low or high water levels. Inspect safety devices: Regularly check the boiler's safety devices, including safety valves, pressure switches, and water level controllers, to ensure they function properly and guarantee safe boiler operation. Inspect the control system: Regularly check the boiler's control system, including automatic controllers, sensors, and instruments, to ensure accuracy and reliability, and to promptly detect and repair faults. Regular maintenance: Conduct regular maintenance, including lubricating parts, replacing worn components, and checking electrical connections, to extend the boiler's lifespan and stability. Keep records: Document the boiler's operating parameters, maintenance records, and fault situations to help identify issues and analyze operating conditions. Train operators: Ensure operators have adequate

The inspection contents and requirements for gas boilers typically include the following aspects: - Safety Valve and Pressure Gauge: Check the installation and fixation of the safety valve and pressure gauge to ensure proper operation and accurate pressure display. - Combustion System: Inspect the status of the burner, including ignition, combustion, and combustion stability. Check the connections of the gas supply pipeline and valves to ensure no leaks. - Flue and Heat Exchanger: Examine the cleanliness of the flue and heat exchanger, including any accumulated dust and dirt, to ensure heat exchange efficiency and smoke emissions meet requirements. - Water Level Control System: Check the operation of the water level controller and gauge to ensure accurate and reliable water level control, preventing overfill or low water levels. - Gas Supply System: Inspect the installation and connection of the gas supply pipeline and valves to ensure normal gas supply and no leaks. - Electrical System: Check the wiring and connection of the electrical system, including power supply, controllers, and sensors, to ensure proper operation of electrical equipment and avoid electrical faults. - Safety Devices: Inspect the operation of safety devices, including safety valves, pressure switches, and temperature controllers, to ensure normal operation and ensure safe boiler operation. - Records and Documents: Review the boiler's operating records, maintenance records, and inspection reports, ensuring completeness and accuracy of operation and maintenance records. The inspection of gas boilers should be conducted by qualified institutions or personnel, following relevant laws, regulations, and standards. The frequency and specific requirements for inspections can be determined based on the boiler's usage and local regulations. Timely inspections and maintenance ensure safe and efficient operation of gas boilers.

A gas heat-conducting oil furnace is a device that uses gas as fuel and transfers heat energy through heat-conducting oil. Its features include: - High thermal efficiency: The gas heat-conducting oil furnace employs heat-conducting oil as the heat transfer medium, offering high heat transfer efficiency. The oil has high thermal conductivity and stability, enabling rapid heat transfer and improving energy utilization. - Temperature control: The furnace can control operating temperature by regulating gas supply and heat-conducting oil circulation. This temperature control meets various process and production requirements, enhancing efficiency and product quality. - Safety and reliability: The furnace utilizes a closed-loop system, with combustion occurring in an enclosed environment, reducing the risk of gas leaks. Additionally, the heat-conducting oil has a high flash point and ignition point, making the combustion process relatively safe and reliable. - Flexibility: Suitable for various industrial fields such as chemicals, textiles, and food processing, the furnace can adapt to different process demands and working conditions, offering strong flexibility. - Environmental protection and energy saving: The furnace emits relatively low amounts of exhaust during combustion, causing minimal environmental pollution. With high thermal efficiency and temperature control, it saves energy and reduces costs. - It is important to note that regular inspection and maintenance are required for the furnace during use to ensure proper operation and extend its lifespan. Additionally, selecting the appropriate model and supplier is crucial for ensuring its characteristics and performance.
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