Application of Fiber Bragg Grating Sensing Technology - Application of FBG Sensor - Application of FBG-Application of FBG Demodulator - Application of FBG Sensing in Industry
FBG Sensing Technology for Monitoring the Deformation and Displacement of Railway Track
Fiber grating sensing technology has been widely used in the transportation industry for various applications, including the deformation and displacement monitoring of railway tracks. This technology has proven to be effective in providing accurate and real-time data, which is essential for ensuring the safety and efficiency of railway transportation. In this article, we will discuss the problems that fiber grating sensing technology can solve, and how Beijing Dacheng Yongsheng Technology Co., Ltd.(short for DCYS ) can help to monitor the deformation and displacement of railway track.
Fiber Bragg Grating Sensing Principle：
Fiber Bragg gratings (FBGs) are periodic structures that are inscribed in the core of an optical fiber. These structures reflect a specific wavelength of light that is determined by the periodicity of the grating. When the grating is subjected to mechanical or thermal strain, the reflected wavelength changes in a predictable manner. By monitoring the reflected wavelength, changes in strain, temperature, and other parameters can be detected. FBG sensors can be used to monitor a wide range of parameters, including strain, stress, temperature, and vibration.
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Common Deformation and Displacement Problems of Railway Tracks：
Railway tracks are subjected to a variety of forces and environmental conditions that can cause deformation and displacement. These problems can result from a variety of factors, such as heavy loads from trains, temperature changes, and wear and tear from regular use. Deformation and displacement of railway tracks can result in a variety of issues, such as reduced train speeds, increased wear and tear on trains, and increased risk of derailment.
Consequences of Deformation and Displacement Problems of Railway Tracks：
The consequences of deformation and displacement of railway tracks can be severe and can have a significant impact on railway transportation safety and efficiency. These problems can cause reduced train speeds, increased maintenance costs, and increased risk of derailment, which can be dangerous for passengers and railway personnel.
Difficulties in Monitoring the Deformation and Displacement Problems of Railway Tracks：
Monitoring the deformation and displacement of railway tracks in the transportation industry is a challenging task due to the complex nature of railway tracks and the harsh environmental conditions in which they operate. Traditional monitoring methods, such as strain gauges and displacement sensors, are often expensive, time-consuming, and require significant resources to maintain.
What Problems can be Solved by FBG Technology：
Fiber grating sensing technology provides an effective solution to the difficulties faced in monitoring the deformation and displacement of railway tracks. FBG sensors can be embedded directly into railway tracks, providing accurate and real-time data on the deformation and displacement of the tracks. This technology can significantly improve the safety and efficiency of railway transportation by enabling early detection of potential problems, such as track deformation and displacement, allowing for timely maintenance and repairs.
Recommended fiber grating strain sensors:
This product is a high-range fiber bragg grating strain sensor (FBG strain gauge) used for strain measurement. It can be used in a single-ended structure, where it is inserted into the object to be measured for strain measurement. It can also be used in a double-ended structure, where it is fixed with a fixture or bonded directly to the surface for strain measurement, enabling multi-point strain measurement when connected in series. The structure of this product is the same as that of fiber bragg grating stress sensors.
Product Overview:
The OFSCN® high-range fiber bragg grating strain sensor (FBG strain gauge) consists of fiber connectors (FC, SC, LC, ST, etc.), high elastic materials, and single-point FBG encapsulation. Depending on the materials used, it can work at room temperature or a maximum high temperature of 120 degrees Celsius (customizable upon request).
This product is characterized by its small size, light weight, high tensile and compressive strength, waterproof and moisture-proof properties, and full sealing. By utilizing the strain characteristics of FBG, this sensor can be inserted, welded, bonded, or adhered to the internal or surface of the test structure for strain detection and monitoring.
2500με Fiber Bragg Grating Strain Sensor - FBG Strain Gauge - Metal Encapsulation - High Temperature FBG Strain SensorThe product is a fiber Bragg grating strain sensor (FBG strain gauge) encapsulated in seamless steel tube, used for strain measurement. In most cases, it is a single-point single-ended structure, or it can be produced as a multi-point single-ended structure. In a few cases, it can also be a double-ended structure. The deployment method of the product depends on the supporting fixtures, which can be directly inserted into the test object, or installed by surface welding with corresponding fixtures, bolted with drilled holes for fixation, adhesive surface mounting, tied with straps for fixation, or fixed with clamps, among various installation methods. This product is a basic structural product, which can be calibrated as a FBG displacement sensor, or used as a FBG stress sensor.
Product Summary:
The OFSCN® Capillary Seamless Steel Tube Fiber Bragg Grating Strain Sensor (FBG strain gauge) is composed of fiber optic connectors (FC, SC, LC, ST, etc.), stainless steel seamless tubes, and single-point FBG encapsulation.
It can also be customized as a high-temperature resistant fiber Bragg grating strain sensor.
This product features a small size, lightweight, high tensile and compressive strength, waterproof, moisture-proof, and fully sealed characteristics. By utilizing the strain characteristics of the FBG, this sensor can be inserted, clamped, surface-mounted, glued, or embedded into the measured structure to perform strain detection and monitoring.
Beijing Dacheng Yongsheng Technology Co., Ltd.:
Beijing Dacheng Yongsheng Technology Co., Ltd.(short for DCYS) is a professional manufacturer of fiber grating sensors, fiber grating demodulators and system software. Specializing in the production of various fiber grating sensors, including temperature, strain, stress, displacement, vibration, shape sensors, etc. DCYS also produces fiber grating demodulators, and can customize and develop related application software.
Recommended fiber grating demodulator:
This product is produced by DCYS, and it is a high-speed high-frequency fiber Bragg grating demodulator(Interrogator). The fiber grating demodulator is compatible with various specifications and models of OFSCN® fiber bragg grating sensors (temperature, strain, stress FBG sensors, etc.). It features adjustable port density (4, 8, 12, 16 channels) and high-speed high-refresh rate capabilities.
DCYS Helps to Monitor the Deformation and Displacement of Railway Track:
DCYS can help the transportation industry solve some problems in railway track deformation and displacement monitoring. DCYS's advanced FBG sensors and tuning instruments provide accurate and reliable data, enabling early detection of potential problems, and allowing for timely maintenance and repairs. DCYS's customized solutions and application software development services ensure that their products meet the unique needs of each customer, providing a comprehensive solution for railway track monitoring.
Other Points Need to Be Clarified:
In conclusion, fiber grating sensing technology has significant potential for the transportation industry, especially for monitoring deformation and displacement of railway tracks. This technology provides a non-invasive, accurate, and reliable solution for continuous monitoring, which can improve safety and reduce maintenance costs. As a leading manufacturer of fiber grating sensors and solutions, Beijing Dacheng Yongsheng Technology Co., Ltd. is well-positioned to provide customized and cost-effective monitoring solutions for the transportation industry.