In recent years, sensors are developing in the direction of being sensitive, precise, adaptable, compact and intelligent. In the process, fiber optic transducer, a new member of the sensor family, are...
In petrochemical systems, due to the characteristics of high temperature, high pressure, chemical corrosion and strong electromagnetic interference in the downhole environment, it is difficult for con...
As a new type of fiber optic sensor, fiber grating sensor has the characteristics of strong reliability, high precision, strong waterproofness, high sensitivity, little influence by external environme...
The nuclear industry is a place with high radiation, and nuclear leakage is a great threat to human beings. The impact of the leakage of the Belgley nuclear power plant has not been eliminated so far,...
Optical fiber sensor is based on optical quantity conversion, takes optical signal as the carrier of transformation and transmission, and uses optical fiber to transmit optical signal. Sensors are now...
The optical fiber sensor system uses light as the carrier of sensitive information, and uses optical fiber as the medium to transmit sensitive information. It has the characteristics of optical fiber ...
1. Functional fiber optic sensorThe functional sensor in the optical fiber sensor type uses the optical fiber itself as a sensitive element, and is measured to modulate the light transmitted in the op...
Fiber optic sensors for biomedical applications are mainly light-transmitting. It is highly valued for its small size, insulation, immunity from radio frequency and microwave interference, high measur...
With the development and progress of science and technology, the concept of "minimally invasive" has penetrated into various fields of surgery, and the monitoring system is not limited to en...
1. Strain fiber grating sensorThis fiber grating sensor is the most widely used and the most mature fiber optic sensor in the engineering field. Strain directly affects the wavelength shift of the fib...
1. Fiber sensor sensing monitoring system for structural health of civil engineeringLarge-scale civil engineering structures such as bridges, dams, tunnels, long-span spatial structures, offshore plat...
1. DTS distributed fiber optic sensing temperature measurement principleDTS distributed optical fiber sensing temperature measurement devices mostly use optical time domain or frequency domain reflect...
1. Different definitionsPhotoelectric sensor: A photoelectric sensor is a device that converts light signals into electrical signals. Its working principle is based on the photoelectric effect. The ph...
The aerospace industry is a place where sensors are intensively used. An aircraft needs to use more than 100 sensors to monitor pressure, temperature, vibration, fuel level, landing gear status, a...
DAS distributed acoustic sensing is a fiber-optic-based optoelectronic device that measures acoustic interactions along the length of a fiber-optic sensing cable. A distributed acoustic sensing system...
The power system network has a complex structure and wide distribution, and there are various hidden dangers in high-voltage power lines and power communication networks. Therefore, it is particularly...
Grating sensor refers to a sensor that uses the principle of grating overlapping fringes to measure displacement. Grating is a dense and equally spaced parallel scribe line on a long strip of optical ...
Fiber Grating Sensor is a kind of optical fiber sensor. The sensing process based on fiber grating is to obtain sensing information by modulating the fiber Bragg wavelength by external physical parame...
Aerospace industry is a place where sensors are used intensively. In order to monitor pressure, temperature, vibration, fuel level, landing gear status, wing and rudder position, an aircraft needs to ...
1. Different definitionsPhotoelectric sensor: Photoelectric sensor is a device that converts optical signals into electrical signals. Its working principle is based on photoelectric effect. Photoelect...
The working principle of optical fiber displacement sensor When the probe ends of optical fiber are close to the technical test piece, the light in the transmitting fiber can't be reflected into t...