Topic
Inductive sensor
About: Inductive sensor is a research topic. Over the lifetime, 2282 publications have been published within this topic receiving 21984 citations.
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Patent•
13 Nov 2019
TL;DR: In this article, a system for measuring coordinates of bone fragments and spokes of an osteosynthesis apparatus consists of inductive sensors of position of bone and spokes, generator of alternating electromagnetic field and measuring unit, which are arranged on the movable ring of the unit for bone fragments movement.
Abstract: FIELD: medicine.SUBSTANCE: invention relates to medical equipment used in traumatology and orthopedics with using external osteosynthesis apparatuses. Apparatus for osteosynthesis comprises a bone fragments movement assembly, a unit for rigid fixation of an apparatus for bone osteosynthesis, an electric drive, a unit for controlling an osteosynthesis apparatus, and a power supply. System for measuring coordinates of bone fragments and spokes of apparatus consists of inductive sensors of position of bone fragments and spokes, generator of alternating electromagnetic field and measuring unit, which are arranged on the movable ring of the unit for bone fragments movement. Electric drive is made in the form of electric cylinders with built-in electric motor control units. Each inductive sensor for determining the position of spokes of the movable ring is rigidly fixed on the corresponding spoke. Each inductive sensor for determining the position of bone fragments is rigidly attached to the bone. All said inductive sensors are electrically connected to the measuring unit. Generator is connected electrically to the power supply source and inductively to each inductive sensor to determine the position of the spokes of the movable ring and the position of the bone fragments. Correction of fracture treatment program in automatic mode without surgeon involvement.EFFECT: higher quality of fracture treatment in the form of improved conditions of bone tissue regeneration, reduction of injuries of blood vessels and nerve tissues, reduction of radiation load on the patient, which enables to treat fracture with high accuracy and reliability of operation of the apparatus for osteosynthesis for less length of fracture treatment.1 cl, 1 dwg
Patent•
16 Jan 2020
TL;DR: A capacitive and inductive sensor (100) includes a first electrode (105), through which an electrical reference signal is injected, and a ground plane (101) as discussed by the authors, which further includes at least one second electrode (102) that is concentric with the first electrode and coplanar with the ground plane.
Abstract: A capacitive and inductive sensor (100) includes a first electrode (105), through which an electrical reference signal is injected, and a ground plane (101). The capacitive and inductive sensor (100) further includes at least one second electrode (102) that is concentric with the first electrode (105) and coplanar with the ground plane (101), and at least one inductive line (104) connecting each second electrode (102) to the first electrode (105) so as to deliver, in response to the electrical reference signal, an electrical return signal through the first electrode (105), which return signal is representative of a shape and of a composition of an object placed in a sensitivity zone of said capacitive and inductive sensor (100).
Patent•
29 Sep 2020
TL;DR: In this article, a system for automated monitoring of pile foundations of building structures in permafrost regions, comprising a pulsed seismic radiator mounted on soil under the building center, seismic detectors mounted on each of piles, a linear electric radiator in form of a grounded cable placed on the ground along the building and representing a radiating electromagnetic antenna connected to the electromagnetic oscillation generator, as well as receiving inductive sensors of horizontal components of electromagnetic field, placed together with thermometers in measuring wells between piles.
Abstract: FIELD: measuring equipment.SUBSTANCE: invention relates to the field of measurement equipment and can be used for assessment of condition and integrity of pile supports of structures and control of moisture content of containing soil in permafrost areas. Disclosed is a system for automated monitoring of pile foundations of building structures in permafrost regions, comprising a pulsed seismic radiator (3) mounted on soil under the building center, seismic detectors (4) mounted on each of piles (2), a linear electric radiator in form of a grounded cable placed on the ground along the building and representing a radiating electromagnetic antenna (9) connected to the electromagnetic oscillation generator (11), as well as receiving inductive sensors (13) of horizontal components of electromagnetic field, placed together with thermometers in measuring wells (12) between piles. At that electromagnetic oscillation generator (11), seismic receivers (4) and receiving inductive sensors (13) are connected through multichannel communication line (5), commutator (6) and microcontroller (7) to radio station (8) of control and data transmission to dispatcher.EFFECT: wider range of technical means for automated monitoring of pile foundations of building structures in permafrost regions, and high sensitivity of device to measured parameters: natural frequencies of acoustic oscillations of piles under action of seismic shocks emitted by pulsed non-explosive radiator; electric conductivity of near-soil soil; humidity and temperature due to use of receiving inductive sensors and measurement of phase difference between current of generator and signal from output of receiving sensors.1 cl, 2 dwg
Patent•
06 Mar 2008
TL;DR: In this paper, the analysis amplification is selected as smaller than work amplification and is selected such that the vibration characteristics of the oscillator are sensitively responded to targets present in a proximity area of an inductive sensor to pre-vapor the sensor.
Abstract: The method involves analyzing vibration characteristics of an oscillator (2) during analysis amplification of an oscillation amplifier (4). The analysis amplification is selected as smaller than work amplification and is selected such that the vibration characteristics of the oscillator are sensitively responded to targets present in a proximity area of an inductive sensor (1) to pre-vapor the sensor. Switch and pre-vapor signals are output when the oscillator does not swing during the amplifications, respectively. A waiting time interval is selected depending on oscillator dynamics.
03 Sep 2019
TL;DR: A new model of garbage sorting which minimizes the wastage of water and uses the technology of difference in lateral switching distance as separating different materials is a very strenuous and an uphill task.
Abstract: The need for recycling trash is growing by the day and is extremely imperative not only for the purpose of curbing the cancerous growth of global warming, but also as it proves to be tremendously advantageous for businesses and for conservation of energy. Therefore, we propose a new model of garbage sorting which minimizes the wastage of water. Also, since sorting the garbage by hand is practically unfeasible, hence our model will incorporate proximity inductive sensor (range - 5 mm) and proximity capacitive sensor (range - 20 mm) along with IR sensors to serve the purpose. This model uses the technology of difference in lateral switching distance as separating different materials is a very strenuous and an uphill task. Our system is capable of distinguishing between plastic, paper, metal, wood, and rubber, etc. The dry garbage is loaded on a conveyor belt of 400 mm, one at a time, the width of which is equivalent to width of the cubic envelope volume (125 mm3) of the garbage. Initially, inductive sensor segregates metals and non-metals. The metals are further divide into magnetic metals and non-magnetic metals through a magnetic pit. The non-metals are then sorted using the Ccapacitive proximity sensor due to the difference in switching distance. The switching distance is a property which is dependent on the dielectric of the material. The entire process is automated and powered by an Arduino and is capable of producing precise results.