具有革新意义的全场扫描振动测试技术
Polytec三维扫描式激光测振仪是目前世界上在研发过程中用于噪声和振动测量的最先进设备,广泛用于确定NVH、声学、结构动力学、超声学和有限元验证的工作变形和特征模态,测试频率高达25 MHz。
PSV QTec 扫描式激光测振仪分两种:紧凑笔记本型和台式工控机。
亮点
- 类有限元空间分辨率的非接触式全场振动测试
- 测试时间短,最佳信噪比
- 可测任意表面
- 专业的CAE接口用于模型验证
- 内置高精度摆镜,全自动连续扫描 (CSLDV)
- 先进的形貌扫描单元确保测试数据真实可靠
模态分析功能,MIMO功能,8输入通道
- 可升级至3D系统
QTec®多径干涉仪用于快速有效的振动测量
配件和组件
Optical Accessories
PSV-G-600 Geometry Scan Unit
Integrated laser distance sensor to measure the sample geometry.
PSV-A-610-I Close-up Unit
For close-up measurements, particularly on small parts. Includes a set of close-up lenses for the video camera. Special PSV-A-CL-xxx Micro Scan Lenses for small shiny parts available.
PSV-A-CL-xxx Micro Scan Lenses
Optimized beam path for measurements of very small parts or mirror-like surfaces. Requires Close-up Unit.
PSV-A-RLight Ring Light
Fiber optic ring light for illumination of small test objects. Requires PSV-A-410 Close-up Unit.
PSV-A-535 Front Window
Protects the scanning mechanism against dust, wind and acoustic excitation at high dB levels.
A-MIR-xxxx Mirror Sets
Polytec's mirror sets contain different sizes of mirrors to assist in the set-up of your measurement.
Tripods, Test Stands, Positioning Stages
VIB-A-T02 Tripod with Pan/Tilt Head
PSV-A-T18 Vertical Test Stand
Motorized positioning of PSV scanning head for small part testing.
Miscellaneous
PSV-A-015/016 System Cabinet
Ergonomic mobile workstation with storage for all parts and accessories.
External Scanner Control
Allows for an additional control of the scanning mirrors by external voltage signals.
VIB-A-HEAD Headphones
Headphone with noise limiter to listen to the vibrometer signal.
PSV-A-430 Acoustic Gate Unit
Activates the gate input if a noise exceeds a certain threshold. Suitable for event trigger applications such as brake squeal measurements.
Scalable Automatic Modal Hammer SAM
Excitation of sample for experimental modal tests with repeatable force level. Broadly configurable and avoids double hits reliably.
A-RET-xxxx Retro-Reflective Supplies
Selection of sprays, tape, sheets and micro glass beads for improvement of signal to noise ratio when measuring uncooperative surfaces.