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Energy flow analysis method and system for engineering vehicle

An engineering vehicle and analysis method technology, which is applied in the field of construction machinery, can solve the problems of not being able to obtain the energy utilization of the whole vehicle, and not being able to grasp the instantaneous fuel consumption level in real time, etc.

Active Publication Date: 2020-12-25
JIANGSU XCMG STATE KEY LAB TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] (1) For complex working conditions with variable loads, it is impossible to grasp the instantaneous fuel consumption level in real time;
[0008] (2) It is impossible to obtain the energy utilization of the whole vehicle from the engine to the transmission system, hydraulic system, etc., so that it is impossible to systematically analyze and solve problems from the overall perspective of the whole vehicle

Method used

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  • Energy flow analysis method and system for engineering vehicle
  • Energy flow analysis method and system for engineering vehicle
  • Energy flow analysis method and system for engineering vehicle

Examples

Experimental program
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Effect test

Embodiment 1

[0090] A kind of energy flow analysis method of the present invention, see figure 1 and figure 2 shown, including the following process:

[0091] Step 1, obtaining the parameter data of the power system, transmission system, hydraulic system and cooling system in the engineering vehicle;

[0092] The energy analysis method under each transfer path is as follows: Figure 4 As shown, the energy analysis method of each system is as follows Figure 4 As shown, the fuel consumption of the engine in the power system is calculated by the fuel volume flow rate measured by the fuel consumption meter, and the total output power of the engine is determined by the speed torque curve; the power consumption of the fan in the cooling system is determined by the fan bench test, by measuring the speed of the fan Calculated with the torque; the output power of the gearbox / reducer, drive axle, etc. in the transmission system is calculated by "torque × speed / 9549", where the torque is measure...

Embodiment 2

[0148] An energy flow analysis system for engineering vehicles of the present invention includes a parameter acquisition module, an energy calculation module and an energy flow analysis module;

[0149] The parameter acquisition module is used to acquire the parameter data of the power system, the transmission system, the hydraulic system and the cooling system in the engineering vehicle;

[0150] The energy calculation module is used to calculate the input energy, output energy and efficiency of the power system, transmission system, hydraulic system and cooling system based on the obtained parameter data;

[0151] The energy flow analysis module is used to analyze the transfer, utilization and loss of energy flow based on the calculated energy and efficiency of each system.

[0152] Further, the power system is an engine; the transmission system includes a sequentially connected gearbox / reducer, drive axle and wheels; the hydraulic system includes sequentially connected pump...

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Abstract

The invention discloses an energy flow analysis method and system for an engineering vehicle. The method comprises the steps of obtaining parameter data of a power system, a transmission system, a hydraulic system and a heat dissipation system in the engineering vehicle; based on the obtained parameter data, calculating input energy, output energy and efficiency of the power system, the transmission system, the hydraulic system and the heat dissipation system respectively; and based on the calculated energy and efficiency of each system, analyzing to obtain transmission, utilization and lossesof energy flow. According to the energy flow analysis method and system, the transmission, utilization and losses of the energy flow are analyzed, and the energy flow analysis can be completed quickly and effectively.

Description

technical field [0001] The invention belongs to the technical field of engineering machinery, relates to energy saving and efficiency enhancement of engineering vehicles, in particular to an energy flow analysis method of engineering vehicles, and also relates to an energy flow analysis system of engineering vehicles. Background technique [0002] Construction machinery is an important basic equipment supporting the development of the national economy. Requirements such as operating efficiency, fuel consumption, and heat balance are related to project progress, project costs, and applicable occasions. Reducing system energy consumption and improving overall machine efficiency have become the most critical to ensure product competitiveness. The first part is the focus that users have always paid attention to, and it is also a hot spot that the industry has always paid attention to. Compared with foreign benchmark products, domestic products generally have problems such as low...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60R16/023
CPCB60R16/0232
Inventor 苏俊收刘汉光郎保乡
Owner JIANGSU XCMG STATE KEY LAB TECH CO LTD
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