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Image acquisition-based lubricating oil abrasive particle on-line monitoring device and work method thereof

An image acquisition and monitoring device technology, which is applied in the field of ferrography online analysis in lubricating oil, can solve problems such as occlusion, and achieve the effect of solving occlusion phenomena

Active Publication Date: 2016-02-24
CHINA UNIV OF MINING & TECH
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  • Claims
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Problems solved by technology

[0005] Purpose of the invention: In order to overcome the deficiencies in the prior art, the present invention provides an on-line monitoring device and working method for lubricating oil abrasive particles based on image acquisition, which can effectively solve the phenomenon of "abrasive particle chaining" in off-line ferrography analysis And it solves the blocking phenomenon of large abrasive grains on small abrasive grains in online video monitoring, and can monitor the number of abrasive grains and shape feature information at the same time

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  • Image acquisition-based lubricating oil abrasive particle on-line monitoring device and work method thereof
  • Image acquisition-based lubricating oil abrasive particle on-line monitoring device and work method thereof
  • Image acquisition-based lubricating oil abrasive particle on-line monitoring device and work method thereof

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Embodiment Construction

[0024] The present invention will be further described below in conjunction with the accompanying drawings.

[0025] Such as figure 1 Shown is an online monitoring device for lubricating oil abrasive particles based on image acquisition, including an oil separation system and an image acquisition system. The oil separation system separates the oil according to the size of the abrasive particles contained in the oil. Two groups of oils are separated: the oil with the abrasive particle size less than 15um and the oil with the abrasive particle size greater than or equal to 15um, and the two groups of oils are respectively collected by the image acquisition system for the number of abrasive particles and the shape of the abrasive particles. Classify the abrasive particles according to the size, reduce the thickness of the deflector while ensuring that the flow channel is not blocked, reduce the depth of field and improve the stability of the oil flow; at the same time, the partic...

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Abstract

The invention discloses an image acquisition-based lubricating oil abrasive particle on-line monitoring device and a work method thereof. The device comprises an oil-liquid separation system and an image acquisition system. The oil-liquid separation system separates an oil liquid according to sizes of abrasive particles in the oil liquid to obtain two groups of oil liquids with abrasive particle sizes less than Num and abrasive particle sizes greater than Num. The number and morphology of abrasive particles in the two groups of the oil liquids are respectively acquired by the image acquisition system. The device and method effectively prevent abrasive particle chaining phenomenon of off-line ferrograph analysis, prevent large abrasive particle-caused shielding of small abrasive particles in on-line video monitoring and realize simultaneous monitoring of the number of the abrasive particles and morphology characteristic information.

Description

technical field [0001] The invention relates to an on-line monitoring method and device for lubricating oil abrasive particles, and relates to the field of on-line analysis of ferrography in lubricating oil liquid. Background technique [0002] When monitoring the operating status of mechanical devices, the analytical ferrgraph can obtain the wear information of the machine. According to the analysis of the abrasive particles in the oil, it can evaluate the working condition of the machine and perform early prediction and early warning. According to the size, shape, and Observation of color, surface texture, etc., to determine worn parts, fault location, wear type and other information. Therefore, by monitoring the condition of abrasive particles in the lubrication system through the analytical ferrography instrument, early failure symptoms can be found in time, and corresponding measures can be taken to prevent major accidents. At present, the monitoring of mechanical devi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N15/00G01N21/84
CPCG01N15/00G01N21/84G01N2021/8405
Inventor 程刚陈世彪陈曦晖
Owner CHINA UNIV OF MINING & TECH
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