Production introduction
Balanced Pressure Proportioning Systems
Balanced Pressure Proportioning Systems (BPPS) are advanced fire protection systems designed to accurately and automatically proportion foam concentrate into a water stream over a wide range of flow rates and pressures, without the need for manual adjustments. These systems are widely used in various industrial, marine, and fixed fire suppression installations where reliable and precise foam proportioning is critical for effective fire control.
Balanced Pressure Proportioning Systems are the preferred choice for applications requiring precise, automatic, and reliable foam proportioning. Their ability to maintain consistent performance across a wide range of operating conditions makes them indispensable in high-hazard industrial, marine, and fixed fire suppression installations. With modular designs, durable construction, and compliance with global standards, BPPS offer a cost-effective and efficient solution for modern fire protection challenges.
Description
Working Pressure
Ratio
Flow Rate Range
Key Components and Functionality
Foam Concentrate Pump:
- A positive displacement pump (e.g., diaphragm or gear pump) pressurizes the foam concentrate from an atmospheric storage tank.
- The pump ensures a consistent supply of foam concentrate to the proportioning device, even under varying flow demands.
Pressure-Balancing Diaphragm Valve:
- This valve automatically adjusts the pressure of the foam concentrate to match the water supply pressure at the inlet of the ratio controller (proportioner).
- By maintaining equal pressures, the system ensures accurate foam induction regardless of fluctuations in water or foam pressure.
- Excess foam concentrate is recirculated back to the storage tank to maintain pressure balance.
Ratio Controller (Proportioner):
- Typically a modified venturi device, the ratio controller mixes the foam concentrate with water at a predetermined ratio (e.g., 1%, 3%, or 6%).
- It is designed to fit into standard piping systems and operates effectively across a wide range of flow rates.
Duplex Pressure Gauge:
- Monitors the pressures of both water and foam concentrate at the inlet of the ratio controller.
- Provides visual feedback for system balancing and allows manual adjustment if needed (e.g., in case of diaphragm valve failure).
Control Valves and Sensing Lines:
- Sensing lines transmit pressure signals from the water supply and foam concentrate lines to the diaphragm valve.
- Control valves regulate the flow of foam concentrate and ensure proper system operation.
Skid-Mounted Design:
- The entire system is pre-assembled on a structural steel base, making it easy to install and integrate with existing water supply infrastructure.
- This design also enhances portability and stability, especially in marine or industrial environments.
Products parameters
| Model Number | Size of Proportioner (mm) |
W.Pressure |
Flow Rate Range |
| PHP48 | DN100 |
0.8-1.2 Mpa |
12~48 LPS |
| PHP64 | DN150 | 0.8-1.2 Mpa | 12~64 LPS |
| PHP80 | DN150 | 0.8-1.2 Mpa | 26~80 LPS |
| PHP100 | DN150 | 0.8-1.2 Mpa | 24~100 LPS |
| PHP120 | DN200 | 0.8-1.2 Mpa | 30~120 LPS |
| PHP160 | DN200 | 0.8-1.2 Mpa | 36-160 LPS |
| PHP260 | DN200 | 0.8-1.2 Mpa | 60-260 LPS |