Surface-mounted FBG strain sensor

Used for surface strain monitoring of bridges, buildings, wind power equipment, and ancient architecture.

Surface-mounted FBG strain sensor - Structural health monitoring in fields such as bridge construction, wind power he...

Surface-mounted FBG strain sensor

Used for surface strain monitoring of bridges, buildings, wind power equipment, and ancient architecture.

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  • Integrated design and packaging
  • Compact structure, easy to install
  • Supports welding, bonding, or screw fixation
  • High strain transfer efficiency under deformation
  • The bow-shaped structure and material can be optimized according to needs.

Detailed Introduction

The Fiber Bragg Grating (FBG) strain sensor of Feibo Zhigan patch type senses structural surface strain through the wavelength change of the fiber grating. The strain sensitivity is about 1.2 pm/με, the strain range covers -2500 to +6000 με, and the center wavelength is between 1510 and 1590 nm. The product substrate uses high-elastic stainless steel, paired with ordinary single-mode fiber. The external dimensions are 37 mm × 8 mm × 0.8 mm, and smaller sizes can be customized. The bow-shaped structure and material can be optimized according to project needs, making it easy to install and use in scenarios such as bridges, wind power and heavy industry, and ancient building protection. If you need to confirm the specific configuration or quotation, please contact us.

  • Integrated design and packaging, compact structure, suitable for monitoring points with limited surface installation space
  • Supports welding, bonding, or screw fixing, and the installation method can be selected according to on-site conditions
  • High deformation transfer efficiency under strain, helping to obtain stable surface strain data
  • The strain range covers -2500 to +6000 με, and the center wavelength is 1510 to 1590 nm, compatible with common fiber Bragg grating demodulation equipment
  • The dimensions are 37 mm × 8 mm × 0.8 mm, smaller sizes can be customized, and the bow-shaped structure and material can be optimized according to project requirements
  • Integrated Design & Packaging
Product NameSurface-mount FBG Strain Sensor
Product CategoryFBG Strain Sensor
Strain SensitivityApprox. 1.2 pm/με
Strain Range-2500 to +6000 με
Center Wavelength1510 to 1590 nm
Substrate MaterialHigh-elasticity stainless steel
Fiber TypeStandard single-mode fiber
Dimensions37 mm × 8 mm × 0.8 mm, smaller sizes can be customized

Applications

  • Bridge structural health monitoring: installed on the surface of key load-bearing parts of bridges to track strain changes over the long term
  • Structural health monitoring: surface strain measurement on existing or newly built structures to assist in evaluating structural condition
  • Wind power equipment monitoring: used for surface strain data acquisition on wind turbine towers or heavy industrial equipment
  • Ancient building protection: surface strain monitoring on ancient buildings without damaging the original structure
  • Scientific research and experimental testing: measuring surface strain in material or structural tests, used in conjunction with fiber Bragg grating interrogators

Purchasing & Delivery

We provide selection and customization services for surface-mounted FBG strain sensors. Since the specific price, minimum order quantity, delivery time, and packaging method need to be confirmed according to project requirements, you are welcome to contact us and provide the usage scenario, size requirements, and purchase quantity. We will assist you in confirming the configuration and provide a quotation.

Service & Support

We provide selection consultation and customization support for surface-mounted FBG strain sensors. If you have questions about the installation method, size customization, or compatibility with other fiber Bragg grating interrogation equipment, please contact us, and we will assist in confirming according to your project situation.

FAQ

On which structures are surface-mounted FBG strain sensors suitable for use?

It is mainly used for surface strain monitoring of structures such as bridges, buildings, wind power equipment, and ancient buildings. During installation, welding, bonding, or screw fixing can be selected according to on-site conditions.

What are the strain measurement range and sensitivity of this sensor?

The strain sensitivity is approximately 1.2 pm/με, the strain range covers -2500 to +6000 με, and the center wavelength is between 1510 and 1590 nm.

Can smaller sizes be customized or the structure be adjusted?

Yes. The standard size is 37 mm×8 mm×0.8 mm. We support customization of smaller sizes, and the bow-shaped structure and material can also be optimized according to project needs. Please contact us to confirm the specific customization plan.

How can I obtain a quote and delivery time when purchasing?

Price, minimum order quantity, and delivery time need to be confirmed according to project requirements. You are welcome to contact us and provide the usage scenario, size requirements, and purchase quantity. We will assist you with model selection and quotation.

What equipment is needed to use this sensor?

It uses ordinary single-mode fiber, with a center wavelength between 1510 and 1590 nm, and can be used with common fiber Bragg grating interrogation equipment. If you need to confirm compatibility with your existing interrogation equipment, please contact us.

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