Technical Profile of Large Pump Station Blowers: An Overview
At a large pumping station, ensuring optimal air quality within the pump room is crucial not only for operational efficiency but also for safeguarding the health of personnel. To achieve this, axial flow fans are installed on the pump room's roof, providing essential ventilation. These fans operate to circulate the air in the pump room at a rate of six air exchanges per hour. Each duct is designed to deliver air through adjustable rectangular grilles, allowing operators to customize airflow and direction as needed. Approximately 65% of the total air volume is directed into the pump room, maintaining a safe and healthy environment.
Technical Specifications
| No. | Name | Parameter |
| --- | ---- | --------- |
| 1 | Model/Type | SWF-I Type 9/Axial |
| 2 | Air Volume | 23,400 ~ 29,826 m³/h |
| 3 | Total Pressure | 273 ~ 360 Pa |
| 4 | Motor Power | 7.5 kW |
| 5 | Motor Speed | 720 rpm |
| 6 | Full Load Current | 17.2 A |
| 7 | Starting Current | 94.6 A |
| 8 | Noise (at 1m distance) | 80 dB(A) |
| 9 | Rotation Direction (from coupling side) | Counterclockwise |
| 10 | Efficiency | % |
Control Modes
There are two primary methods of controlling these blowers:
1. **On-Site Control**: Operators can manually adjust the fans based on ventilation requirements. This includes starting or stopping the fan and adjusting the grille openings to regulate airflow and wind direction.
2. **Remote Control via Host Computer**: The system allows for automated operation directly from the central control panel, offering greater convenience and precision.
Maintenance and Care
Proper maintenance is essential for the longevity and reliability of the blowers. Here are some key practices:
1. Regularly monitor the equipment’s operational status. After prolonged use, it is advisable to clean components, remove dust, and replenish lubrication in oiling points.
2. Ensure that all fastening nuts are securely tightened to avoid any loosening over time.
3. During winter months, when there may be snow or icing conditions, keep the fans running continuously to prevent blockages caused by accumulated ice at the outlets.
Additional Considerations
Beyond routine maintenance, it is important to periodically inspect the electrical connections and wiring to prevent potential hazards. If any unusual noises or vibrations are detected, the equipment should be immediately shut down and inspected by a qualified technician. Furthermore, periodic calibration of sensors and monitoring devices ensures accurate readings and consistent performance.
In conclusion, maintaining a well-functioning ventilation system is critical for both operational safety and employee comfort in large pumping stations. By adhering to the outlined guidelines, the lifespan of the blowers can be extended while ensuring optimal performance under all conditions.
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