Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinnan Road, Development Zone, Heze City, with a registered capital of 50 million yuan and total assets of 500 million yuan. The company has 7 business centers: boilers, deep-freeze containers, pressure vessels, central air conditioning, engineering installation, international trade, and Internet of Things. It has three factory sites on Jinnan Road, East Changjiang Road, and Bohai Road, covering a total of 200,000 square meters, with the main workshop area being 83,000 square meters. It currently employs 710 people, including 247 engineers and technicians and 82 intermediate-level technicians. In December 2016, it was recognized as a "High-tech Enterprise" by the Science and Technology Department. In June 2021, it was identified as a "Specialized and New Enterprise in Shandong Province" by the Ministry of Industry and Information Technology. In June 2022, it was recognized as a "Gazelle Enterprise in Shandong Province" and in August 2022, it was identified as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
Prior to ignition, the preparation of a steam boiler involves the following steps: 1. Clean the boiler: First, it's necessary to clean both the internal and external dirt and impurities from the boiler. This includes removing ash, sediment, and dirt to ensure the efficiency of combustion and heat exchange. 2. Check fuel supply: Inspect the fuel supply system to ensure a smooth flow of fuel. Check the fuel storage, conveyance pipelines, and filters, clearing blockages and replacing damaged parts. 3. Inspect the burner: Check the operational condition and cleanliness of the burner. Clean the burner's nozzle and flame detector to ensure proper functioning. 4. Check the gas system: If it's a gas boiler, inspect the gas supply system. Check the gas pipelines, valves, and pressure regulators to ensure safe and stable gas supply. 5. Check water level and pressure: Inspect the boiler's water level and pressure. Ensure the water level is within the normal range, with stable pressure that meets requirements. Add water and adjust pressure if necessary. 6. Check safety devices: Inspect the boiler's safety devices, such as safety valves, pressure switches, and water level controllers. Ensure these devices are working properly to guarantee the safe operation of the boiler. 7. Prepare ignition tools: Prepare the necessary tools and equipment for ignition, such as a matchstick, igniter, and lighter. Ensure these tools are functioning correctly and are safe to use. When performing these preparation tasks, follow relevant operational procedures and safety requirements to ensure safety and effectiveness. If unsure about the preparation process, it's advisable to consult experts or seek advice from the boiler manufacturer.

When using a thermal oil furnace with gas, the following points should be noted: - Safe Operation: A thermal oil furnace is a high-temperature equipment; safety must be a priority during operation. Operators should be familiar with the equipment's operational procedures and safety precautions, wear necessary personal protective equipment, and ensure safe operation. - Gas Supply: A stable gas supply is required for the thermal oil furnace. Before use, check if the gas pipeline is clear and the gas valve is open to ensure normal gas supply. - Thermal Oil Circulation: The thermal oil furnace needs to circulate thermal oil to the heat source equipment through a circulating pump. Before use, inspect the pump's operation to ensure it is functioning properly. - Temperature Control: A thermal oil furnace typically requires a temperature control system to regulate the temperature of the thermal oil. Before use, check the system's settings and adjustments to ensure accurate and reliable temperature control. - Regular Maintenance: Regular maintenance and upkeep are necessary for the thermal oil furnace, including cleaning the burner, checking the tightness of pipes and valves, and replacing worn parts. Regular maintenance ensures the equipment runs smoothly and extends its lifespan. - Environmental Protection: During combustion, thermal oil furnaces produce exhaust gases, so ensure proper exhaust emissions. Take appropriate exhaust treatment measures, such as flue gas purification equipment, to minimize environmental impact. - The above are some safety precautions for using a thermal oil furnace with gas. To ensure safety and the proper operation of the equipment, it is recommended to follow relevant operational procedures and safety requirements, and to perform regular maintenance and inspections. If necessary, consult the manufacturer or engineer of the thermal oil furnace for advice.

Proper selection of a thermal oil heater requires considering the following aspects:  Thermal Load Requirement: First, determine the thermal load required by the thermal oil heater, i.e., the heat energy needed to be supplied. Based on actual requirements, establish the rated power and thermal load range of the heater to ensure it can meet the required heat energy supply. Operating Temperature and Pressure: The operating temperature and pressure range of the thermal oil heater must match the actual application scenario. Select the appropriate operating temperature and pressure range based on process requirements and working environment to ensure stable operation of the heater. Thermal Oil Type: Choose the appropriate type of thermal oil based on process requirements and working environment. Common types include silicone thermal oil, organic thermal oil, and mineral oil thermal oil, among others. Different types of thermal oil have varying operating temperature ranges and performance characteristics, so selection should be based on actual needs. Equipment Quality and Reputation: Choose a thermal oil heater supplier with a good reputation and quality. Ensure the manufacturing process and material quality of the heater are reliable, providing stable and reliable operation performance and after-sales service. Safety and Environmental Protection: The safety and environmental protection of the thermal oil heater are important considerations. Select a heater with safety protection devices and environmental certifications to ensure safety for personnel and equipment during operation. Economic and Energy Efficiency: Consider the economic and energy efficiency of the thermal oil heater. Choose a heater with high energy efficiency and energy-saving features to reduce energy consumption and operating costs. Considering all these factors, selecting an appropriate thermal oil heater based on actual needs can ensure the stable operation of the equipment.

For the maintenance of industrial gas 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, avoid carbon accumulation and blockages. Inspect the gas supply system: Regularly inspect 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 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. Top up 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 are functioning properly and ensure safe boiler operation. Check the control system: Regularly inspect the boiler's control system, including automatic controllers, sensors, and instruments, to ensure accuracy and reliability, and to detect and repair faults in a timely manner. Regular maintenance: Conduct regular maintenance, including lubricating components, replacing worn parts, and checking electrical connections, to extend the lifespan and stability of the boiler. Keep records: Record the boiler's operating parameters, maintenance records, and fault situations to help identify and analyze operating conditions in a timely manner. Train operators: Ensure that operators have sufficient
Our company places great emphasis on technological innovation and R&D design. We possess a municipal-level enterprise technology center in Heze City and have established testing facilities for non-destructive testing, physical and chemical tests, welding tests, and hydrostatic tests. We are equipped with over 600 types of instruments and equipment, including CNC machine tools, X-ray flaw detectors, digital ultrasonic flaw detectors, mechanical property test machines, chemical analyzers, spectrometers, tensile testing machines, plasma welding machines, and more. Our R&D in key products such as welding of temperature-pressure vessels, biomass boiler emissions reduction, and waste heat utilization has been successively shortlisted for multiple Shandong Provincial Department of Industry and Information Technology scientific and technological innovation projects, Shandong key projects, and Heze City innovation and excellence projects. We have accumulated 27 authorized utility model patents, 16 authorized invention patents, participated in drafting 2 standards, 2 industry standards, and registered 15 trademarks. The technology for deep cryogenic vessel processing developed in collaboration with Professor Yajiang Li from Shandong University by our technical team has adopted the internationally recognized plasma arc + filled wire argon arc welding (PAW-GTAW) technology and has been appraised at the provincial level as reaching international standards in the field of deep cryogenic vessel manufacturing.
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