7results about How to "Improve fuel saving effect" patented technology

The utility model provides a tire tread structure and a tire with the same. The tire tread structure comprises a plurality of longitudinal grooves, all the longitudinal grooves extend in the circumferential direction of a tire, and the longitudinal grooves are formed in the width direction of the tire at intervals so that a tread can be divided into two tire shoulder pattern parts and a tire crown pattern part located between the two tire shoulder pattern parts; the width W1 of the tire crown pattern part and the width W2 of the tire shoulder pattern part meet the following condition: 0.95 W1 < = W2 < = 0.99 W1; wherein the contact part of the tire and the driving surface has the width T, and the depth H and the width T of the longitudinal groove meet the condition that H is larger than or equal to 0.065 T and smaller than or equal to 0.069 T. The tire tread structure of the electric vehicle effectively solves the problem that the driving mileage of the electric vehicle is reduced due to the tire tread structure of the electric vehicle tire in the prior art.

The invention relates to a vehicle control method and device, electronic equipment and a vehicle. The method comprises: acquiring current operation data of a vehicle; under the condition that the current operation data and the historical operation data are the same, determining the working state of predictive cruise control (PCC) equipment corresponding to the historical operation data, and driving mileage data and fuel consumption data of the vehicle in the working state; the working state comprises an opening state and a closing state; determining a running state corresponding to the PCC equipment according to the working state, the mileage data and the fuel consumption data; the operation state comprises an oil-saving state and a non-oil-saving state; outputting prompt information according to the running state; the prompt information is used for prompting a user to start the PCC equipment; according to the technical scheme, whether the PCC equipment needs to be started or not can be determined according to the current operation data of the vehicle, and the prompt information is sent out, so that a user is reminded to operate, a better oil saving effect is achieved, and the working efficiency is improved.

The invention relates to a piston cooling control system and method and computer equipment. The system includes: a piston; the piston cooling nozzle is arranged below the piston and is used for spraying cooling oil to the piston; the piston cooling control valve is arranged on the piston cooling nozzle and used for controlling the cooling oil injection amount of the piston cooling nozzle; the piston cooling oil duct is arranged below the piston cooling control valve and is communicated with the piston cooling control valve; the temperature and pressure sensor is connected with the piston cooling oil duct and used for collecting the cooling oil temperature and the cooling oil pressure of the piston cooling oil duct; the electronic control unit is connected with the piston cooling control valve and the temperature and pressure sensor and used for controlling the piston cooling control valve according to the cooling oil temperature and the cooling oil pressure of the piston cooling oil channel so as to control the cooling oil injection amount of the piston cooling nozzle. By means of the method, the cooling oil injection amount of the piston can be finely controlled, and the oil saving effect is improved.

The invention discloses an intelligent regulation and control system for fuel injection of a fuel engine, and relates to the technical field of electrical control of fuel injection of fuel engines. Comprising an engine operation parameter acquisition module, a real-time working condition intelligent identification module, an oil injection target parameter intelligent resolving module, a working condition self-adaption self-learning module, a fault diagnosis and safety protection module and a full-working-condition data storage module, the other modules are used for sequentially completing working condition recognition, oil injection parameter calculation, electric driving control, in-cylinder combustion monitoring, oil injection parameter closed-loop correction, working condition self-adaptive learning, fault safety protection and full-period data storage, oil injection process regulation and control are achieved through high-precision electric control, and all-working-condition oil saving and consumption reduction are achieved; the device can adapt to full-life-cycle performance change of the engine, guarantees operation safety and emission compliance, and reduces the operation and maintenance cost of equipment.

The device comprises a processing module, the processing module is electrically connected to a power supply module, the power supply module continuously supplies power to the processing module and connecting parts of the processing module, the processing module is provided with an analog sampling group, and the analog sampling group is composed of a position signal detection unit and a speed signal detection unit. The processing module is used for continuously monitoring the overall dynamic state, the processing module is further connected with a CAN communication unit and receives instructions of a vehicle control unit through CAN communication, one end of the processing module is in signal connection with a field effect management driver, and the field effect management driver carries out dual-motor driving and carries out control through a gear shifting actuator. By refining system requirements and application scenes and designing a hardware scheme of the gear shifting actuator in detail, quick response of system gear shifting is achieved, and the performance of the hybrid power system is effectively improved.

This invention relates to an engine cooling water jacket structure, comprising: a water distribution chamber disposed inside the engine cylinder, the water distribution chamber having a cylinder block inlet; a cylinder head water jacket disposed inside the cylinder head, including an upper cylinder head water jacket and a lower cylinder head water jacket connected to each other, the upper cylinder head water jacket being connected to the water distribution chamber; and a cylinder block water jacket disposed inside the cylinder block, the cylinder block water jacket having a cylinder block outlet, the cylinder block water jacket being connected to the upper and lower cylinder head water jackets. This engine cooling water jacket structure can improve the cooling effect of various engine components and enhance their reliability.

The invention relates to an engine cooling water jacket structure which comprises a water distribution cavity, a water inlet pipe, a water outlet pipe, a water inlet pipe, a water outlet pipe, a water inlet pipe and a water outlet pipe, and the water distribution cavity is arranged in an air cylinder of an engine; the cylinder cover water jacket is arranged in the cylinder cover and comprises a cylinder cover upper-layer water jacket and a cylinder cover lower-layer water jacket which are communicated with each other, and the cylinder cover upper-layer water jacket is communicated with the water diversion cavity; the cylinder body water jacket is arranged in the cylinder body, a cylinder body water outlet is formed in the cylinder body water jacket, and the cylinder body water jacket is communicated with the cylinder cover upper-layer water jacket and the cylinder cover lower-layer water jacket. The engine cooling water jacket structure can improve the cooling effect of all parts of the engine and improve the reliability of all the parts of the engine.