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"Shanghai Rail Transit Pantograph-catenary Testing Equipment Additional Purchase Project (2 bids)" successfully won the bid

2023-08-08 1117 Source:爱观视觉

Anhui Eyevolution Technology Co., Ltd.


Warm congratulations to Anhui Aiguan Vision Technology Co., Ltd. for successfully winning the bid in the "Shanghai Rail Transit Pantograph-catenary Inspection Equipment Additional Purchase Project (2 bids)". Here, the company would like to express its warm congratulations and thanks to all the employees who have worked hard for winning the bid for the project. This is undoubtedly another affirmation of the company's comprehensive strength, technical level and team cohesion. In the future, our company will make persistent efforts to create greater glories.




product introduction

The bionic binocular vision technology simulates the human visual mechanism, and studies the intelligent vision system including information collection, transmission, processing, understanding and storage. The online self-calibration technology based on motion measurement can perform real-time three-dimensional analysis of the scene in the driving area. Reconstruction, combined with deep learning network framework and multi-task network fusion mechanism, realizes end-to-end real-time pantograph-catenary target detection and tracking and parallax stereo matching to realize pantograph-catenary geometric parameter calculation.

The bionic binocular pantograph-network real-time online monitoring system is an industrialized product developed by the company in conjunction with the bionic vision system laboratory of the Shanghai Institute of Microsystems, Chinese Academy of Sciences. Pantograph-catenary status, integrity of pantograph-catenary structure, catenary geometric parameters, arcing, temperature, bow vibration, contact line wear and other functional detection, the system has vibration compensation, positioning functions and unified timing functions to ensure the accuracy of detection; Highly integrated integrated monitoring equipment has the characteristics of small size, light weight, low power consumption, easy installation, etc., and is also real-time, comprehensive, expandable, and interchangeable; it can meet harsh conditions such as vehicle body vibration, high temperature, and high pressure. The use environment is very suitable for outdoor detection tasks.


Development and Support

1. The world's high-level 3D reconstruction technology

2. Large baseline calibration technology

3. Pixel-level image processing and deep learning network multi-layer fusion technology

4. Can realize online dynamic self-calibration function

5. Deep integration of infrared, ultraviolet, laser, optical fiber, inertial navigation and other multi-source information technologies

6. Small size, light weight, low power consumption and easy installation

7. Real-time, comprehensive, expandable and interchangeable




product information

Main technical parameters of pantograph-catenary monitoring module

project

parameter

powered by

12V/2.2A

Operating temperature

-40°C-70°C

degree of protection

IP67

weight

3.1kg

size

800mm*124mm*110mm

Main parameters of bionic vision camera

binocular baseline length

400mm

Super wide-angle dual-target accuracy

<0.4pixel

camera field of view

130° (horizontal), 96° (vertical)

Visible range (distance 400mm)

2550mm (horizontal), 2000mm (vertical)

camera resolution

1280*720*2

camera frame rate

60fps

light source

Infrared Surround Fill Light

Main technical parameters of infrared thermal imaging module

Infrared resolution

640x480

pixel size

17um

frame rate

25Hz, 50Hz, 100Hz

working band

8~14um

Field of view

Not less than 62.3° x 48.8°

Temperature range

-20~300℃

Temperature measurement accuracy

+/- 2°C

Operating Temperature and Humidity

-45°-80°; humidity less than 99%

Main technical parameters of UV arc sensor module

response band

185nm ~ 230nm

Response sensitivity

483uW/cm 2 / (5m distance)

Response time

≤100us

Sampling frequency

5000Hz—10KHz

output method

IIC or RS485 or network port

Detection range

Length: >1100mm

Width: >±125mm

detection angle

≥90°

Main technical parameters of signal processing host

powered by

DC110V/6A

System power

600W

Operating temperature

-20°C-50°C

degree of protection

IP3 X

weight

14.7kg

size

477mm*335mm*132mm


Pantograph-catenary detection system function

item number

detection function

Test items

Output data unit

examination range

1

video surveillance

Video images of catenary and pantograph

 

video file

report

screenshot or short video

Cover at least the area where the pantograph is in contact with the catenary

Pantograph Integrity MonitoringPantograph and horn abnormality, pantograph and horn defect, deformation and other abnormalities, and real-time alarm

video file

report

screenshot or short video

Covers the entire pantograph

2

Arc detection

Single arc duration

ms

0.2ms~infinity

Arc intensityμw/cm²
>0.1
Arcing timesSecond-rate
0-+∞

3

temperature check

temperature

-20~300℃

4

Catenary Suspension Detection

Displacement of Catenary Suspension Parts

mm

catenary suspension

5

The height difference of the contact line and the slope of the conductor within the span

The height difference of the contact line within the span

mm

Rigidity ±5mm

Flexible ±10mm

Traverse slope/
1‰

6

Contact line geometric parameter detection

Pull value (flexible)

mm

±500mm

Pull value (rigid)mm
±500mm
Contact wire height (flexible)mm
3900~5700mm

7

contact wire wear

contact wire wear

mm

1mm-14.4mm

8

Bow vibration detection

Pantograph vertical acceleration

g

±100g

9

GPS

position

m

\

10

Unified timing function

school hours

s

\





Anhui Eyevolution Technology Co., Ltd.