Showing 1-25 of 60,948 resultsfor "Index Terms":Electrical Sensors
"Index Terms":Electrical Sensors
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Compare the Double and Twin Electro-inductive Spherical Sensors of Electric Field Strength
2022 Dynamics of Systems, Mechanisms and Machines (Dynamics)
Year: 2022 | Conference Paper |
In this research a comparative analysis of double and twin sensors of electric field strength is presented. The design and technological parameters of the sensor and its metrological characteristics are chosen for comparison. The complexity of the sensor measuring circuits is evaluated. The analysis showed that the sensors are equal in design and technological parameters. The difference is traced ...Show More
Modeling of the conductive ring electrical impedance tomography sensor
2009 9th International Conference on Electronic Measurement & Instruments
Year: 2009 | Conference Paper |
Cited by: Papers (1)
Conductive ring electrical impedance tomography sensor presents a new way to take non-invasive measurements of resistance for electrical tomography. This paper introduces its advantageous features and develops a model for the sensor. Verified by experiment, this model enables the raw measurement data to be converted to material impedance data, providing accurate input data for reconstruction algor...Show More
Electrical resistance tomography(ERT) by using an ECT sensor
2010 IEEE International Conference on Imaging Systems and Techniques
Year: 2010 | Conference Paper |
Cited by: Papers (3)
A sensor typically used in electrical capacitance tomography (ECT) was generalized to reconstruct the conductivity distribution in this paper. Analytical model was established for the sensor. As a result, the sensitivity matrix and the electric field lines can be obtained directly by using the formulae, which are fast and simple. Two reconstruction methods are proposed based on the model, i.e. ite...Show More
Size Optimization of Sensitive Elements of an Electric Induction Disk of Electric Field Strength Sensor
Svetlana Kolmogorova;Sergey Biryukov;Valentina V. Danshina;Natalya Eysmont
2021 International Conference on Electrical Engineering and Photonics (EExPolytech)
Year: 2021 | Conference Paper |
The protection of biological and technical objects from exposure to electric fields is relevant. To control this effect, electric field sensors are required. The purpose of the study is to minimize the error of a known sensor and to expand the spatial range of measurements by optimizing its sensitive elements. The constructive and mathematical models of a disk sensor of electric field strength are...Show More
Measuring power system voltage remotely using micromachined electric field sensor
2008 1st Microsystems and Nanoelectronics Research Conference
Year: 2008 | Conference Paper |
This paper describes a new type of miniature electric field sensor that can be used to measure power system voltages remotely. The ability to measure both ac and dc voltage is a significant advantage of this sensor in comparison to other sensors, which can only measure either ac or dc voltage. Micromachining technology was used to fabricate the sensor. The sensing area of this sensor is only 1 mm2...Show More
Experimental evaluation of spatial resolution for optical electric field sensor with dipole element
Kimihiro Tajima;Yoshiharu Akiyama;Yoshiki Kayano;Fengchao Xiao
2020 IEEE International Symposium on Electromagnetic Compatibility & Signal/Power Integrity (EMCSI)
Year: 2020 | Conference Paper |
This paper presents a method for evaluating the spatial resolution of an optical electric field sensor with a dipole element by measurement. The electromagnetic wave radiated from a standard horn antenna was applied perpendicularly to a flat metal surface, and the electric field distribution of the generated standing wave was measured while moving the optical electric field sensor with a step widt...Show More
A LiNbO3 Optical Sensor for Measurement of the 2-D Intensive Electric Field Vectors
Based on the Pockels effect of LiNbO3 (LN) crystals, a 2-D intensive electric field sensor has been designed, fabricated, and experimentally verified. By using only a single LN crystal, the two orthogonal electric field components can be simultaneously measured, which results in the sensor structure being greatly simplified. Experimental results show that under the power frequency intensive electr...Show More
Impact of coupled ground wire interference on the precision of electric field sensors
Xinting Liu;Shilin Wu;Haoyu Ma;Huiquan Zhang;Ran Bi;Bing Tian;Qiancheng Lv;Jun Hu
Electric field measurement holds immense significance in various domains. The power supply and signal acquisition units of the sensor may be coupled with ground wire interference, which could result in reduced measurement accuracy. Moreover, this problem is often ignored by researchers. This paper investigated the origin of ground coupling interference in electric field sensors and its impact on m...Show More
Design and application of an integrated electro-optic sensor for intensive electric field measurement
Impulse electric field measurement should satisfy some special requirements such as intensive signal amplitude, appropriate insulation, broadband response, and small size. Three types of integrated electro-optic sensors, designed and fabricated for measuring intensive impulse electric field, was implemented in this paper. The theoretical concerns and specific characteristics of these integrated el...Show More
Structural Performance Improvement of Synthetic Electric Field Sensors
Yuxin Deng;Aojie Liu;Penghui Zhao;Haiwen Yuan;Jianxun Lv;Zelin Wang
2024 IEEE 19th Conference on Industrial Electronics and Applications (ICIEA)
Year: 2024 | Conference Paper |
In order to improve the measurement stability and consistency of the field-mill electric field sensor, a sensor structure with low coupling and reduced electric field distortion is designed. A three-dimensional electric field model is established in the finite element simulation software, and simulation analysis is done on the key parameters of the structure such as shell wall-blade height differe...Show More
Thernally Driven Miniature Electric Field Sensor
Xianxiang Chen;Chunrong Peng;Chao Ye;Hu Tao;Qiang Bai;Shaofeng Chen;Shanhong Xia
2006 1st IEEE International Conference on Nano/Micro Engineered and Molecular Systems
Year: 2006 | Conference Paper |
A thermally driven miniature electric field sensor (MEFS) has been designed, fabricated and tested. It is mainly comprised of shielding electrodes, bent beam thermal driver, positive and negative sense electrodes and drive pads etc, the shielding electrodes are driven by a cascaded bent beam thermal driver to periodically cover or expose the positive and negative sense electrodes. The thermally dr...Show More
The area of high voltage direct current (HVDC) transmission line is very large, so using cable for electric field monitoring system is very inconvenient. Wireless sensor network(WSN) can solve this problem. Compared with the traditional communication network, WSN has the advantages of small volume, high flexibility, strong self-organization. So it's more suitable for the construction of distribute...Show More
Distributed wireless sensor network system for electric field measurement
Year: 2016 | Conference Paper |
A LiNbO3 Linear Intense Electromagnetic Pulse (EMP) Sensor by Using Incident Lightwave Near Optical Axis
In order to measure the time-domain waveform of the intensive electromagnetic pulse (EMP), a reflective LiNbO3 (LN) trapezoidal crystal intensive electric field sensor is designed and developed. By designing the size of the right-angle trapezoid LN crystal and setting the hypotenuse of the crystal parallel to the light transmission direction, a static operating point of π/2 is obtained, so that th...Show More
A Piezoelectric–Piezoresistive Coupled Electric Field Sensor for Large Dynamic Range Measurement From DC to 1.5 kHz
Xiaobo Wang;Rongbo Zhang;Yuliang Zhu;Bofeng Luo;Chengtao Luo;Tao Han
The electric field intensity is a critical parameter in electrical power systems, providing significant insights into the system’s condition. Electric field sensors (E-sensors) are essential for monitoring variations in electric field strength. The current challenge facing E-sensors is to achieve the detection of dc electric fields while ensuring a wide dynamic range of field strengths. This artic...Show More
Functional Electrical Sensors as Single Component Electrically Open Circuits Having No Electrical Connections
Closed circuits have been used in electrical systems since Alessandro Volta's invention of the modern battery in 1800 made the first closed electrical circuits possible. Even though a capacitor in a circuit could be considered as an open circuit, its use requires electrical connections to a circuit. This paper reports successful measurement of fluid level using a self-resonating planar pattern of ...Show More
Advanced Power Management for Electric Vehicle Charging Station
Lakshmipriya N;Ayyappan S;Hema P;Arulmozhi P;Kalaiselvi B;Gokul C
2023 International Conference on Self Sustainable Artificial Intelligence Systems (ICSSAS)
Year: 2023 | Conference Paper |
As the number of autos on the road continues to rise at an alarming rate, the day will come when automobiles will outnumber humans. As a result of such a tragedy, already scarce resources like fossil fuels would be depleted. As the number of hybrid and electric vehicles on the road grows, it is critical to extend the charging station network. Superchargers and mega chargers allow high-capacity veh...Show More
A lithium niobate (LN) integrated electro-optic (EO) sensor incorporated with a rotating shielding electrode has been designed, fabricated and experimentally demonstrated for measurement of intensive direct current (DC) electric field. As only the shielding electrode is rotated, there is no optical fiber rotation connection problem. Experimental results reveal that the sensor can be used to detect...Show More
Design of a thermally driven resonant miniature electric field sensor with feedback control
2008 3rd IEEE International Conference on Nano/Micro Engineered and Molecular Systems
Year: 2008 | Conference Paper |
Cited by: Papers (3)
A thermally driven resonant miniature electric field sensor (MEFS) with feedback control has been designed. It is mainly comprised of grounded shielding electrodes, bent beam thermal driver, positive and negative sensing electrodes and driving displacement amplitude control unit etc, the shielding electrodes are driven by a cascaded bent beam thermal driver to periodically cover or expose the posi...Show More
Design of A Broadband Electric Field Meter Based on The Mach-Zehnder Interferometric Effect of Asymmetric Straight Waveguide
2024 4th International Conference on Intelligent Power and Systems (ICIPS)
Year: 2024 | Conference Paper |
The power grid has raised the bar for the depth, breadth, and density of information perception in the modern day. One of the major scientific research projects in the field of metrology that is now being undertaken is the investigation of novel power sensors. The article presents the mathematical relationship between the structure of the optical waveguide and the working point of the measuring in...Show More
Computer-based Monitoring System for Rotation Speed and Electric Power Consumed by the CleanSys Equipment
2006 IEEE International Conference on Automation, Quality and Testing, Robotics
Year: 2006 | Conference Paper |
The CleanSys equipment is used in evaluating the cinematic parameters and technological efficiency of the cleaning system attached to the Romanian C12 type cropper. It is triggered by a three-phase electric motor, and the transmission is done by means of transmission belts. The efficiency of this equipment is continuously monitored by measuring the rotation speed in two distinct points of the mech...Show More
Test and verification of electric field characteristics in seawater based on ship scaled model
Yingchun Huan;Zhendong Liu;Min Shi;Zhihao Jiang;Chao Xu;Shaomeng Li
2023 IEEE 3rd International Conference on Power, Electronics and Computer Applications (ICPECA)
Year: 2023 | Conference Paper |
The test and verification of the electric field characteristics of the scaled model is to make a certain scale model by scaling the size and electrical parameters of the ship through the electric field similarity criterion, and the electric field characteristics of the scaled model are measured under controllable conditions through experiments, and the test results are compared with the simulation...Show More
MEM electric field sensor using force deflection with capacitance interrogation
2013 IEEE Power & Energy Society General Meeting
Year: 2013 | Conference Paper |
A MEM based electrostatic field sensor is presented which uses capacitive interrogation of an electrostatic force deflected microstructure. Experimental measurements showed successful detection of a switched DC electric field. A sensitivity of 16 kV/m was demonstrated with the capacitive interrogating electrode located 27 μm away. Performance analysis of a this sensor structure showed low field me...Show More
Intense Electric-Field Optical Sensor for Broad Temperature-Range Applications Based on a Piecewise Transfer Function
Intense transient electric-field measurements underlie much of the basic research in various fields of science and technology. In this paper, an optical sensor with a conjugate compensation configuration of a dual crystal is proposed that appears suitable over a broad range of temperatures. A test platform is constructed to obtain the temperature-dependent characteristics of the designed sensor, i...Show More
A High-Precision Calibration Method for Electric Field Sensors and Error Analysis under Non-uniform Electric Fields
Shilin Wu;Xinting Liu;Haoyu Ma;Ran Bi;Shi Pan;Huiquan Zhang;Jun Hu;Ke Zhou;Qingren Jin;Baihua Lu
2024 3rd International Conference on Power Systems and Electrical Technology (PSET)
Year: 2024 | Conference Paper |
High-precision measurement of electric fields plays an increasingly pivotal role in ensuring power equipment safety and advancing electromagnetic environment research. Given the prevalence of non-uniform electric field environments in most electrical equipment, there is an urgent necessity for standardized methodologies to accurately and precisely measure such fields. The electric field measuremen...Show More
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