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Common Rail Pressure Regulator Valve for Road Roller Z05718139
Key words:
Common Rail Pressure Regulator Valve for Road Roller Z05718139
Classification:
Product Description
Introduction:
The core of the fuel system pressure regulation: Ensuring that the common-rail system maintains constant, controllable, and safe pressure, it is a critical component for ensuring that electronic fuel injection engines meet standards for power output, fuel consumption, and emissions.
Key features:
1.Precise Common Rail Pressure Regulation (Closed-Loop Control):
The engine ECU uses PWM electrical signals to control the opening of the control valve based on signals from the RPM, load, coolant temperature, and common rail pressure sensors. This dynamically regulates the fuel pressure within the common rail (typical range: 200-1600 bar), ensuring that the rail pressure matches operating conditions and remains stable regardless of RPM fluctuations.
2.Overpressure Protection and Pressure Relief:
When rail pressure exceeds a preset upper limit (e.g., 1800 bar) or a system fault occurs, the valve actively opens, allowing excess high-pressure fuel to be relieved through the return line back to the fuel tank, thereby protecting the high-pressure fuel pump, common rail lines, and injectors from damage caused by overpressure.
3.Stable Idling and Acceleration Response:
Maintains stable low pressure during idling to prevent stalling; rapidly establishes high pressure during acceleration to ensure fuel atomization quality, smooth power delivery, and reduced black/blue smoke.
4.Fault Protection (Limp-Home Mode):
In the event of valve malfunction, the ECU triggers pressure-limiting protection to restrict engine torque, preventing secondary damage and enabling "limp-home" operation to a repair facility.
Name | Classification | Applicable Vehicle Models | Used for |
Common Rail Pressure Regulator Valve | Power | Road roller | Equipped with Deutz China III, China IV, and China V common-rail engines (such as the BW211D-40, BW213DH-4, and BW174APO-5 models). |
- 产品描述
-
- Commodity name: Common Rail Pressure Regulator Valve for Road Roller Z05718139
Introduction:
The core of the fuel system pressure regulation: Ensuring that the common-rail system maintains constant, controllable, and safe pressure, it is a critical component for ensuring that electronic fuel injection engines meet standards for power output, fuel consumption, and emissions.
Key features:
1.Precise Common Rail Pressure Regulation (Closed-Loop Control):
The engine ECU uses PWM electrical signals to control the opening of the control valve based on signals from the RPM, load, coolant temperature, and common rail pressure sensors. This dynamically regulates the fuel pressure within the common rail (typical range: 200-1600 bar), ensuring that the rail pressure matches operating conditions and remains stable regardless of RPM fluctuations.
2.Overpressure Protection and Pressure Relief:
When rail pressure exceeds a preset upper limit (e.g., 1800 bar) or a system fault occurs, the valve actively opens, allowing excess high-pressure fuel to be relieved through the return line back to the fuel tank, thereby protecting the high-pressure fuel pump, common rail lines, and injectors from damage caused by overpressure.
3.Stable Idling and Acceleration Response:
Maintains stable low pressure during idling to prevent stalling; rapidly establishes high pressure during acceleration to ensure fuel atomization quality, smooth power delivery, and reduced black/blue smoke.4.Fault Protection (Limp-Home Mode):
In the event of valve malfunction, the ECU triggers pressure-limiting protection to restrict engine torque, preventing secondary damage and enabling "limp-home" operation to a repair facility.
Name
Classification
Applicable Vehicle Models
Used for
Common Rail Pressure Regulator Valve
Power
Road roller
Equipped with Deutz China III, China IV, and China V common-rail engines (such as the BW211D-40, BW213DH-4, and BW174APO-5 models).
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