Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) holds an A-grade boiler manufacturing license, an A2-grade pressure vessel manufacturing license, an A2-grade pressure vessel design license, a B-grade boiler installation license, and GB2/Class and GC2/Class pressure pipeline installation licenses, as well as a mechanical and electrical equipment installation contracting qualification. It is a member of the China Boiler and Water Treatment Association, the China Chemical Equipment Association, and the理事 unit of the Shandong Equipment Manufacturing Association. The company has also passed the ISO9001 Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System certifications, and the American ASME/U2 certification.
WNS Low Nitrogen Condensing Hot Water Boilers offer the following advantages: - Low Nitrogen Emissions: Equipped with low nitrogen combustion technology, these boilers significantly reduce NOx emissions through optimized combustion processes and burner design. This contributes to reduced environmental pollution. - High Thermal Efficiency: Utilizing condensing technology, the WNS Low Nitrogen Condensing Hot Water Boilers increase thermal efficiency by recovering heat from flue gases. The heat efficiency often exceeds 90%, surpassing that of traditional hot water boilers, aiding in energy conservation and cost reduction. - Safety and Reliability: The control systems and safety devices used in these boilers ensure excellent safety performance. They come with multiple safety features, such as overheat protection, overpressure protection, and water level protection, which automatically monitor and control the boiler's operation to guarantee safe operation. - Versatility: WNS Low Nitrogen Condensing Hot Water Boilers are suitable for various applications, including industrial, commercial, and residential settings. They can adapt to different heat load requirements and offer strong flexibility. They can also be integrated with other systems, such as solar hot water systems and ground-source heat pump systems, to further enhance energy efficiency. - Easy Operation and Maintenance: The WNS Low Nitrogen Condensing Hot Water Boilers are easy to operate and maintain.

Excessive exhaust gas temperature in thermal oil boilers may be caused by several factors: Incomplete combustion: If the fuel in the thermal oil boiler is not fully combusted, it results in a large amount of unburned fuel and harmful substances in the flue gas, raising the exhaust gas temperature. Possible reasons include insufficient fuel supply, improper adjustment of the burner, and burner wear. Excessive air: Excessive air can lower the combustion temperature, making the heat in the flue gas insufficient to reduce the flue gas temperature to a reasonable range. Causes of excessive air may include improper burner adjustment and excessively open air gates. Flue blockage: Accumulation of ash, coking, or other impurities in the flue can obstruct flue gas flow, increasing the residence time of the flue gas and raising the exhaust gas temperature. Abnormal thermal oil flow: Abnormal thermal oil flow, either too high or too low, can lead to uneven heat transfer, increasing the flue gas temperature. Overheating of the boiler: If the temperature control of the thermal oil boiler is not properly managed, it can lead to overheating, raising the exhaust gas temperature. Design issues of the boiler: Design problems such as a small flue or poor flue gas flow may also cause the exhaust gas temperature to be too high. To resolve the issue of high exhaust gas temperature, a comprehensive inspection and analysis of the thermal oil boiler is necessary. Solutions may include adjusting burner parameters, cleaning the flue, checking thermal oil flow and temperature control. In severe cases, modifications or repairs to the boiler system may be required. Additionally, regular maintenance and inspections are important preventive measures against high exhaust gas temperatures.

When a gas steam boiler experiences overpressure, the following immediate measures must be taken: 1. Shut off the gas supply: First, immediately close the gas supply to cut off the fuel source and stop the combustion process to prevent further increase in steam pressure. 2. Open the pressure relief device: Open the boiler's pressure relief device, typically a safety valve. The safety valve is a crucial safety feature of the boiler; when the internal pressure exceeds the set value, the safety valve will automatically open to release the overpressure steam and lower the boiler pressure. 3. Reduce the burner load: If the overpressure is caused by excessive burner load, reducing the burner load can decrease steam generation and lower the boiler pressure. Adjust the gas supply to the burner or the burner's adjustment method to accommodate the current load requirements. 4. Inspection and maintenance: After an overpressure event, the boiler should be inspected and repaired to identify the cause of the overpressure and make the necessary repairs. Possible causes may include burner failure, control system issues, valve failure, etc. If necessary, call in a boiler maintenance technician for inspection and maintenance. It is important to note that overpressure is a dangerous condition during boiler operation and must be addressed promptly. When dealing with overpressure, operators should remain calm and follow safety operating procedures to ensure their own safety. If unsure how to handle an overpressure situation, immediately contact a boiler maintenance technician or relevant technical support personnel for assistance.

Before starting the heating gas hot water boiler, the following correct procedures must be followed: - Check the gas supply system: Ensure the gas supply system is operating properly, inspect gas pipes, valves, and pressure regulators, ensuring there are no leaks or blockages in the gas supply. - Check the water system: Inspect the water circulation system of the heating system, including pumps, valves, and pipes, ensuring the waterways are clear of leaks and blockages. - Check the electrical system: Inspect the boiler's electrical system, including power connections, controllers, and sensors, ensuring electrical equipment is functioning correctly. - Check the safety devices: Inspect the boiler's safety devices, including safety valves, pressure switches, and water level controllers, ensuring they are operating correctly to ensure safe boiler operation. - Prepare for ignition: According to the boiler's operating instructions, prepare the tools and equipment needed for ignition, including an igniter and ignition power. - Open the gas valve: Slowly open the gas valve to ensure a steady gas supply and avoid gas surges. - Ignition start-up: Follow the boiler's operating instructions for ignition start-up. Perform the appropriate actions based on the boiler model and control system to ensure smooth ignition. - Monitor operational status: After start-up, closely monitor the boiler's operational status, including combustion, water level, and pressure. Ensure the boiler operates normally without any abnormalities. - Adjust parameters: Adjust the boiler's parameters as needed, including temperature, pressure, and water level, to meet the requirements of the heating system. - Regular maintenance: After start-up, perform regular maintenance, including cleaning the burner, checking water level and pressure, and replacing worn parts, to ensure normal and safe boiler operation. - It is recommended to refer to the boiler's operation manual and manufacturer's guidance before starting the heating gas hot water boiler to ensure correct and safe operation. If necessary, request personnel to operate and maintain the boiler.
Shandong Zhongjie Special Equipment, welcome customers to our factory for business discussions.