The hydraulic excavator engine and oil pump joint control system refers to a system that integrates and coordinates the control functions of the engine and the hydraulic oil pump. This combined control system is designed to optimize the performance, efficiency and overall operation of hydraulic excavators. Here are some points to consider: 1. Integrated control architecture: The combined control system adopts an integrated control architecture, which can realize seamless communication and coordination between the engine and the oil pump. This integration enables simultaneous operation and optimal control of the two components. 2. Engine Control: The Engine Control Module (ECM) monitors and regulates engine operating parameters such as speed, load, and injection timing. The ECM receives input from various sensors and adjusts the engine's output according to the needs of the hydraulic system and overall machine operation. 3. Pump control: The oil pump control system adjusts the hydraulic oil flow and pressure according to the requirements of the hydraulic system. It regulates the displacement, speed and response of the pump to optimize hydraulic power output, ensuring efficient operation and responsiveness to operator commands. 90-R-075-KP-1-CD-80-S-3-S1-D-03-GBA-26-26-24 90R075KP1CD80S3S1D03GBA262624 90-R-075-KP-1-CD-80-S-3-S1-D-03-GBA-35-35-24 90R075KP1CD80S3S1D03GBA353524 90-R-075-KP-1-CD-80-S-3-S1-D-03-GBA-45-45-28 90R075KP1CD80S3S1D03GBA454528 90-R-075-KP-1-CD-80-S-3-S1-D-04-GBA-35-35-24 90R075KP1CD80S3S1D04GBA353524 90-R-075-KP-1-CD-80-S-4-S1-D-03-GBA-26-26-24 90R075KP1CD80S4S1D03GBA262624 90-R-075-KP-1-CD-81-S-3-S1-E-03-GBA-32-32-24 90R075KP1CD81S3S1E03GBA323224 90-R-075-KP-1-NN-60-L-4-S1-C-03-GBA-42-42-24 90R075KP1NN60L4S1C03GBA424224 90-R-075-KP-1-NN-60-L-4-S1-E-03-GBA-35-35-24 90R075KP1NN60L4S1E03GBA353524 90-R-075-KP-1-NN-60-P-3-S1-D-00-GBA-42-42-24 90R075KP1NN60P3S1D00GBA424224 90-R-075-KP-1-NN-60-P-3-S1-D-03-EBC-38-38-24 90R075KP1NN60P3S1D03EBC383824 90-R-075-KP-1-NN-60-P-3-S1-D-03-GBA-42-42-24 90R075KP1NN60P3S1D03GBA424224 90-R-075-KP-1-NN-60-P-4-S1-D-03-GBA-32-32-24 90R075KP1NN60P4S1D03GBA323224 90-R-075-KP-1-NN-60-R-3-S1-D-00-GBA-42-42-24 90R075KP1NN60R3S1D00GBA424224 90-R-075-KP-1-NN-60-R-3-S1-D-03-GBA-29-29-24 90R075KP1NN60R3S1D03GBA292924 90-R-075-KP-1-NN-60-R-4-S1-D-03-GBA-32-32-24 90R075KP1NN60R4S1D03GBA323224 90-R-075-KP-1-NN-60-S-3-C6-D-02-GBA-26-26-20 90R075KP1NN60S3C6D02GBA262620 90-R-075-KP-1-NN-60-S-3-C6-D-03-GBA-35-35-20 90R075KP1NN60S3C6D03GBA353520 90-R-075-KP-1-NN-60-S-3-S1-C-03-GBA-32-32-24 90R075KP1NN60S3S1C03GBA323224 90-R-075-KP-1-NN-60-S-3-S1-D-00-GBA-17-17-20 90R075KP1NN60S3S1D00GBA171720 90-R-075-KP-1-NN-60-S-3-S1-D-02-EBC-26-26-20 90R075KP1NN60S3S1D02EBC262620 4. Load sensing technology: Load sensing technology plays a vital role in the combined control system. It allows hydraulic systems to adjust oil flow and pressure according to actual load demands, minimizing energy loss and improving overall system efficiency. Load sensors provide feedback to the control system, enabling precise adjustments to engine and pump operation. 5. Proportional control: The combined control system often uses proportional control valves to adjust the oil flow and pressure in the hydraulic system. These valves can be controlled electronically to provide precise, smooth control to meet machine operation requirements and optimize energy use. 6. Control algorithms and logic: Combined control systems utilize control algorithms and logic to process inputs from various sensors and make appropriate control decisions. These algorithms consider factors such as load demand, engine speed, hydraulic system conditions, and operator commands to determine the optimal control strategy for the engine and pumps. 7. Efficiency optimization: The combined control system is designed to maximize the efficiency of the hydraulic excavator by coordinating the operation of the engine and pump. By precisely matching engine output to hydraulic power requirements, the system minimizes energy loss, lowers fuel consumption and optimizes overall machine performance. 8. Diagnostic and safety features: The combined control system may include diagnostic and safety features to monitor and protect the engine and hydraulic system. These functions detect anomalies, trigger fault codes and initiate protective measures to prevent component damage and ensure safe operation. 9. Data recording and analysis: The combined control system can record and analyze the data of the engine and pump operation. This data logging and analysis helps identify performance trends, optimize system settings, and facilitate maintenance and troubleshooting activities. 90-R-075-KP-1-NN-60-S-3-S1-D-03-GBA-23-23-20 90R075KP1NN60S3S1D03GBA232320 90-R-075-KP-1-NN-60-S-3-S1-D-03-GBA-35-35-24 90R075KP1NN60S3S1D03GBA353524 90-R-075-KP-1-NN-60-S-3-S1-E-00-GBA-17-17-20 90R075KP1NN60S3S1E00GBA171720 90-R-075-KP-1-NN-80-L-4-S1-E-02-GBA-26-26-24 90R075KP1NN80L4S1E02GBA262624 90-R-075-KP-1-NN-80-L-4-S1-E-02-GBA-29-29-24 90R075KP1NN80L4S1E02GBA292924 90-R-075-KP-1-NN-80-P-3-S1-D-00-GBA-32-32-24 90R075KP1NN80P3S1D00GBA323224 90-R-075-KP-1-NN-80-P-3-S1-D-00-GBA-35-35-24 90R075KP1NN80P3S1D00GBA353524 90-R-075-KP-1-NN-80-P-3-S1-D-00-GBA-42-42-24 90R075KP1NN80P3S1D00GBA424224 90-R-075-KP-1-NN-80-P-3-S1-D-03-GBA-17-17-20 90R075KP1NN80P3S1D03GBA171720 90-R-075-KP-1-NN-80-P-3-S1-D-03-GBA-23-23-24 90R075KP1NN80P3S1D03GBA232324 90-R-075-KP-1-NN-80-P-3-S1-D-03-GBA-29-29-24 90R075KP1NN80P3S1D03GBA292924 90R075-KP-1-NN-80-P-3-S1-D-03-GBA-29-29-24 90R075KP1NN80P3S1D03GBA292924 90-R-075-KP-1-NN-80-P-3-S1-D-03-GBA-32-32-24 90R075KP1NN80P3S1D03GBA323224 90-R-075-KP-1-NN-80-P-3-S1-D-03-GBA-35-35-24 90R075KP1NN80P3S1D03GBA353524 90-R-075-KP-1-NN-80-P-3-S1-D-03-GBA-38-38-24 90R075KP1NN80P3S1D03GBA383824 90-R-075-KP-1-NN-80-P-3-S1-E-03-GBA-38-38-24 90R075KP1NN80P3S1E03GBA383824 90-R-075-KP-1-NN-80-P-4-C6-C-03-GBA-38-38-24 90R075KP1NN80P4C6C03GBA383824 90-R-075-KP-1-NN-80-P-4-C6-C-03-GBA-38-38-24-F032 90R075KP1NN80P4C6C03GBA383824F032 90-R-075-KP-1-NN-80-P-4-S1-E-03-GBA-20-20-24 90R075KP1NN80P4S1E03GBA202024 90-R-075-KP-1-NN-80-P-4-S1-E-03-GBA-26-26-24 90R075KP1NN80P4S1E03GBA262624 10. System integration and collaboration: Implementing a combined control system requires collaboration between engine and hydraulic system manufacturers. Tight integration and coordination between these entities ensures compatibility, efficient system design, and effective utilization of combined control functions. 11. Performance optimization: The combined control system optimizes the performance of the hydraulic excavator by dynamically adjusting the engine and pump parameters. For example, during periods of high-demand operation, the system can increase engine speed and adjust oil pump displacement to provide the required power. Conversely, during periods of low demand, the system optimizes the engine's fuel consumption and reduces pump output accordingly. 12. Power management and distribution: The combined control system can realize efficient power management and distribution in the hydraulic system. It ensures that engine power is proportionally distributed to different hydraulic functions such as boom, stick and bucket operation. By dynamically allocating power based on operator commands and load requirements, the system maximizes productivity and minimizes energy waste. 13. Enhanced Operator Experience: The integrated control system improves the operator experience by providing smooth and responsive machine operation. Synchronized control of the engine and pump ensures precise and predictable hydraulic response, enabling operators to perform tasks more accurately and efficiently. This in turn reduces operator fatigue and increases overall job site productivity. 14. Adaptive Control Strategies: Combined control systems can incorporate adaptive control strategies to optimize performance under varying operating conditions. It can adapt to changes in load demand, engine speed or hydraulic system parameters by adjusting control algorithms and parameters accordingly. This adaptability improves the performance of the excavator in different working environments and load conditions. 90-R-075-KP-1-NN-80-P-4-T2-D-03-GBA-29-29-24 90R075KP1NN80P4T2D03GBA292924 90-R-075-KP-1-NN-80-R-3-S1-D-03-GBA-35-35-24 90R075KP1NN80R3S1D03GBA353524 90-R-075-KP-1-NN-80-R-3-S1-E-03-GBA-29-29-24 90R075KP1NN80R3S1E03GBA292924 90-R-075-KP-1-NN-80-R-3-T2-D-09-GBA-40-40-24 90R075KP1NN80R3T2D09GBA404024 90-R-075-KP-1-NN-80-R-4-S1-C-03-GBA-35-35-24 90R075KP1NN80R4S1C03GBA353524 90-R-075-KP-1-NN-80-R-4-S1-D-03-EBC-35-35-24 90R075KP1NN80R4S1D03EBC353524 90-R-075-KP-1-NN-80-S-3-C6-E-03-GBA-35-35-24 90R075KP1NN80S3C6E03GBA353524 90-R-075-KP-1-NN-80-S-3-C7-D-03-GBA-42-42-24 90R075KP1NN80S3C7D03GBA424224 90R075-KP-1-NN-80-S-3-S1-D-03-GBA-26-26-20 90R075KP1NN80S3S1D03GBA262620 90-R-075-KP-1-NN-80-S-3-S1-D-03-GBA-26-26-20 90R075KP1NN80S3S1D03GBA262620 90-R-075-KP-1-NN-80-S-3-S1-D-03-GBA-35-35-24 90R075KP1NN80S3S1D03GBA353524 90-R-075-KP-1-NN-80-S-3-S1-D-03-GBA-42-42-24 90R075KP1NN80S3S1D03GBA424224 90-R-075-KP-1-NN-80-S-3-S1-E-03-GBA-35-35-24 90R075KP1NN80S3S1E03GBA353524 90-R-075-KP-1-NN-80-S-4-C6-E-03-EBC-32-32-20 90R075KP1NN80S4C6E03EBC323220 90-R-075-KP-1-NN-80-S-4-S1-D-03-GBA-26-26-24 90R075KP1NN80S4S1D03GBA262624 90-R-075-KP-1-NN-80-S-4-S1-D-03-GBA-35-35-24 90R075KP1NN80S4S1D03GBA353524 90-R-075-KP-1-NN-80-S-4-S1-E-03-GBA-32-32-24 90R075KP1NN80S4S1E03GBA323224 90-R-075-KP-2-AB-80-R-3-S1-C-03-GBA-42-42-20 90R075KP2AB80R3S1C03GBA424220 90-R-075-KP-2-CD-60-P-3-C7-E-03-GBA-35-35-24 90R075KP2CD60P3C7E03GBA353524 90-R-075-KP-2-CD-60-P-3-S1-D-03-GBA-35-35-24 90R075KP2CD60P3S1D03GBA353524 15. Condition monitoring and maintenance: The combined control system can include condition monitoring functions to assess the health of the engine, oil pump and other hydraulic system components. By monitoring parameters such as temperature, pressure and fluid quality, the system can provide early warning of potential problems, enabling proactive maintenance and minimizing downtime. 16. System safety and protection: The combined control system integrates safety functions to protect the engine and hydraulic system from potential damage. It can combine protection measures such as overspeed protection, overpressure protection and overtemperature protection to prevent system failure and ensure safe operation in critical situations. 17. Remote monitoring and telematics: Advanced combined control systems may have integrated remote monitoring and telematics capabilities. This enables real-time monitoring of machine performance, diagnostics and maintenance needs. Telematics data can be transmitted to a central monitoring system, allowing fleet managers or service technicians to remotely assess the condition of the excavator and optimize maintenance schedules. 18. Future developments and innovations: Continuous advances in control system technologies such as artificial intelligence and machine learning may further enhance the capabilities of combined control systems. These developments can enable more advanced control algorithms, predictive maintenance, and autonomous operations, increasing efficiency and productivity. In summary, a combined control system for a hydraulic excavator engine and oil pump offers many advantages, including performance optimization, power management, enhanced operator experience, adaptability, condition monitoring, and safety features. As technology continues to evolve, further innovations in control systems are expected to drive improvements in excavator performance, fuel efficiency, and overall machine productivity.