Natural Gas Explosion-Proof Electric Heater
Fluid explosion-proof electric heater is a device that converts electrical energy into thermal energy to heat the required material. During operation, the low-temperature fluid medium enters the input port under pressure through the pipeline, flows along the specific heat exchange channels inside the electric heating container, following the path designed based on fluid thermodynamics principles, and带走 the high-temperature thermal energy generated by the electric heating elements during operation, thereby raising the temperature of the heated medium. The outlet of the electric heater obtains the high-temperature medium required by the process. The internal control system of the electric heater automatically adjusts the output power based on the temperature sensor signal at the outlet, ensuring uniform temperature of the medium at the outlet. When the heating element overheats, the independent overheat protection device immediately cuts off the heating power supply to prevent coking, deterioration, or carbonization of the heated material due to overheating, and in severe cases, damage to the heating element, effectively extending the service life of the electric heater.
Application Scope
Typical applications of fluid explosion-proof electric heaters mainly include:
1. Heating of chemical materials in the chemical industry, drying of some powders under certain pressure, chemical processes, and spray drying.
2. Heating of hydrocarbons, including crude oil, heavy oil, fuel oil, heat transfer oil, lubricating oil, paraffin, etc.
3. Process water, superheated steam, molten salt, nitrogen (air), water gas, and other fluids that need to be heated.
4. Zone 1 and Zone 2 hazardous gas locations;
5. IIA, IIB Class T1 to T4 explosive gas or vapor environments;
6. Due to the adoption of advanced explosion-proof structures, the equipment can be widely used in chemical, military, petroleum, natural gas, offshore platforms, ships, mining areas, and other places requiring explosion protection.
Main Uses in the Mechanical Electric Heating Industry
Explosion-Proof Electric Heater is an efficient, energy-saving, environmentally friendly, and safe explosion-proof industrial electric heating furnace for high-voltage thermal energy, developed based on advanced foreign electric heater technology. This electric heating furnace uses electrical energy as the power source to convert its internal high-voltage voltage system into thermal energy.
Generally speaking, the explosion-proof electric heating furnace uses heat transfer oil as the heat carrier. The internal high-voltage voltage system, through the circulation pump of the heat transfer oil and forced processing by electrical energy, delivers the heat from the internal high-voltage voltage to one or more electric heating devices. After passing through the transition function in the high-voltage voltage system of the electric heating device, the heat transfer oil starts a new heating work efficiency, i.e., it returns to the electric heating furnace through the circulation pump to absorb heat again and transfer it to the internal high-voltage voltage system of the electric heating furnace. Through this cyclic operation, the electric heating furnace continuously transfers heat, enabling the internal high-voltage voltage system to obtain a sustained high-temperature energy source, thereby meeting the heating requirements of the heated medium during high-temperature processes.
The characteristics of explosion-proof electric heaters in the mechanical electric heating industry are as follows:
1. It can achieve uninterrupted transfer of the internal high-voltage voltage system, ensuring that the internal high-voltage voltage system of the electric heating equipment uses electrical energy to obtain a higher temperature energy source, meeting the high-temperature heating requirements of the medium during operation and maximizing its effect.
2. This equipment has a precise structure, small volume, light weight, and convenient installation. During heating, it does not produce harmful pollution to the surrounding environment and can achieve relatively high heating temperatures and efficiency at relatively low working pressures.
3. High level of intelligent standardization. Relevant technical personnel from China Electric Heater Network have adopted an advanced intelligent heating working mode, i.e., by setting the original temperature of the high-temperature voltage medium inside the gas electric heater during operation. In experiments, this temperature control accuracy can reach a range of ±2°C to ±0.2°C.
4. The internal high-pressure system of this equipment can provide alarm signals such as operation, high temperature, fault, and shutdown to the DCS system, and can also receive automatic and shutdown operation commands from the DCS. Moreover, reliable and safe monitoring devices have been added to the electric heater system, but the price of this electric heater is relatively high.
5. The electrical equipment has multiple associated interfaces, allowing effective monitoring of the heat transfer oil pump, temperature and flow of the heat transfer oil, and pressure of the internal high-voltage voltage. This enables the explosion-proof electric heater to achieve more energy-saving, environmentally friendly, and efficient idealized reforms.
