The ultrasonic sensor training bench is composed of APA ultrasonic radar, UPA ultrasonic radar, ultrasonic radar host, computing platform, CAN analyzer, ultrasonic radar anatomy display module, human-computer interaction system, etc. It is equipped with double operation stations, which draw circuit diagrams and install signal detection terminals, equipped with a 27 inch touch display with wireless screen projection function, and equipped with ultrasonic radar mounting brackets. It can carry out trainings such as ultrasonic radar assembly, debugging, calibration, testing, data analysis, algorithm verification and troubleshooting to realize the teaching of the structural principle of ultrasonic radar, obstacle perception and recognition, lane change assistance, blind spot monitoring and other functions. It is suitable for teaching and scientific research of ultrasonic sensors related to intelligent networked vehicles.
ii. Features
1.It shows the working principle of APA and UPA ultrasonic radar.
2.It shows the internal structure of APA and UPA ultrasonic radars.
3.It restores the structural layout and functions of APA and UPA ultrasonic radars on Intelligent connected vehicles.
4. It can assemble APA and UPA ultrasonic radars.
5.It can debug APA and UPA ultrasonic radar.
6.It can calibrate APA and UPA ultrasonic radars.
7.It can test the performance of APA and UPA ultrasonic radar.
8.It can analyze the data of APA and UPA ultrasonic radar.
9.It can verify the algorithm of APA and UPA ultrasonic radar.
10.It can set up APA and UPA ultrasonic radar troubleshooting.
11. It can realize the debugging, calibration and testing of the front collision warning function.
12. It can realize the debugging, calibration and testing of the rear collision warning function.
13. It can realize debugging, calibration and testing of lane changing auxiliary functions.
14. It can realize debugging, calibration and testing of lane changing auxiliary functions.
15. The human-computer interaction adopts a graphical interface, and the real vehicle model is used to visually display the installation positions of 12 ultrasonic radars on the intelligent networked vehicle, and the interface of measuring distance and sensing range is displayed at the same time.
16. The human-computer interaction interface has a calibration module, through which the ultrasonic radar can be calibrated for the maximum and minimum measurement distance and alarm triggering range.
17. With intelligent fault setting and assessment function, it can set open circuit, short circuit, occasional, poor contact, reverse connection of CAN line and other faults to the main signal circuit.
18. Provide matching teaching resources such as ultrasonic sensor APA and UPA sensor structure principle, assembly debugging and calibration test, including PPT, micro-lecture, animation, operation video and task list.
iii. Basic Parameter
APA ultrasonic radar
Center frequency: 40±1.0kHz
Emission sound pressure: dB/30cm/10V sine wave ≥ 120
Receiving sensitivity: dB/v/μbar≥-100
Beam angle (-6dB): 75±10 degrees
Aftershock time: less than 0.8ms
Static capacitance: 2000±15% (pf@120Hz25℃)
Input voltage: ≤140 Vp-p
Operating temperature: -40 to +80°C
Terminal Type: XH.2P
UPA ultrasonic radar
Center frequency: 40±1.0kHz
Emission sound pressure: dB/30cm/10V sine wave ≥ 100
Receiving sensitivity: dB/v/μbar≥-74
Beam Angle: Horizontal: 120° Vertical: 60°
Aftershock time: less than 0.8ms
Static capacitance: 2000±10% (pf@120Hz25℃)
Input voltage: ≤140 Vp-p
Operating temperature: -40 to +80°C
Terminal Type: XH.2P
Display
Interface: HDMI USB3.0 USB2.0 VGA COM port*2
Refresh rate: 60HZ
Resolution: 1280×1024
Display brightness: 250cd∕m2
Backlight life: 5000h
Response time: 5ms
Touch Type: Multi-touch
Touch times: ≥35 million times
Working temperature: -10℃-60℃
Size: 27 inches
Computing Platform (nano)
CPU: Quad-Core ARM Cortex-A57 MPCore
Memory: 4gb 64-bit LPDDR4 1600MHz
GPU: 128-coreNVIDIAMaxwell@921MHz CUDA10
Storage: 16GBeMMC
Working power: DC12V 18W
Interface configuration: 1xGigabit Port, 1xHDMI 2.0 TYPE A
1xUSB 3.0 TYPE A 1xUSB 2.0 TYPE A
1×USB 2.0 Micro USB 1xRS232 1xTTL
3xDI 2xDO 1×l2C1xM.2 M Key 1xTF Slot
Input voltage: AC220V
Working environment: working temperature -10℃~60℃
Equipment specifications: ≥1500*800*1200 (length*width*height)
iv. Basic Configuration
4 APA ultrasonic radars,8 UPA ultrasonic radars,1 Radar host,1 Ultrasonic radar anatomy display board,1 27-inch indicator,1 Computing platform,1 CAN analyzer,1 Buzzer,1 set of fault setting board,2 Inkjet panels