easuring and testing (G01)

G   Physics(388509)
G01            easuring; testing(231465)
G01G - Weighing(3828)

ethod for noninvasive rapid diagnosis of type ii diabetes by ir spectroscopy // 2615722
FIELD: medicine.SUBSTANCE: human saliva is sampled. Using the method of IR Fourier spectroscopy IR spectra of absorption bands of material dried at 20°C are recorded. If absorption band cleavage with the maximum of 1550 cm-1, corresponding to amide group II vibrations is not detected, type II diabetes is diagnosed.EFFECT: improved accuracy of type II diabetes diagnosis by disease markers detection in human saliva.2 dwg
Device for samples production for determination of multilayer protective dental splint (mouth guard) layer heat sealing strength // 2615720
FIELD: medicine.SUBSTANCE: device for samples production for determination of multilayer protective dental splint (mouth guard) layer heat sealing strength has a disc shape, 100±1 mm in diameter and 10±0.1 mm high, a rectangular cut-out is made on the face side of the disc, 10±0.1 mm high, 24±0.1 mm wide and 1±0.1 mm deep, with a screw hole for attachmant of a metal strip, 1±0.1 mm thick, 24±0.1 mm wide and 40±5 mm long, bent at an angle of 90°. The metal strip is installed with the possibility to protrude above the disc at a distance of 0.5 to 1 mm.EFFECT: invention allows to reduce the complexity of sample production for various types of thermoform meters and vacuum form meters, for round or square plates.1 dwg

Loading device // 2615719
FIELD: testing equipment.SUBSTANCE: loading device contains drive, housing with a lid, made with a hollow shaft, gear reducer mounted in the lid, which small gear is mounted on the drive shaft, and large one - on the hollow shaft of the lid, helical gear, mounted in the hollow shaft of the lid, wave gear, the rigid wheel of which is fixed to the housing, and the flexible gear - with the helical gear screw, and the deformations waves generator, connected to the large gear of the gear reducer. The nut of the screw gear in the form of movable sleeve is connected with the lid by means of key joint, and the thrust bearing. The device is provided with the second lid with the threaded hole, the cylinder, the end of which is performed with the radial slots, the stop nut and pins. The flange with flexible wheel holes of the wave gear and the flange with holes of helical gear screw are connected to the cylinder by pins, mounted in the flanges holes and in the radial slots of the cylinder end, connected with the housing, by the thrust nut and the second lid thrust bearing, and the outer end of the body lid hollow shaft is provided with the thread. In the housing in the thrust bearing area there is the annular slot with installed therein the resistance strain gauges, connected into the strain gauge bridge, which converts the deformation of the body into the electrical voltage proportional to the developed force.EFFECT: extension of the applicability range of the loading device in various fields of technology.2 dwg
Interferometer for multiple optical measurements // 2615717
FIELD: physics.SUBSTANCE: interferometer comprises a laser illuminator, a concave spherical mirror with a central hole coaxial to the illuminator, a beam splitter like a cube-prism with a semitransparent hypotenuse face. A microspheric - concave or convex - mirror is formed on the first flat face of the cube-prism, the center of which is located on the optical axis of the interferometer.EFFECT: reducing the overall sizes of the interferometer, increasing the numerical aperture and improving the quality of the outgoing wavefront, expanding the use range.3 dwg, 2 tbl

Determination method of safe operation conditions of polymer composition materials in structures of return vehicle body of manned spacecraft // 2615716
FIELD: aviation.SUBSTANCE: invention refers to the area of safe application of polymer composition materials in structures of the return vehicle body of a manned spacecraft. For determination of applicability of polymer composition materials for application in structures of the return vehicle body with respect to the fire safety, a calculation and experimental method with the formulation for determination of combustion limits for polymer composition materials in terms of concentration of the oxidizing atmosphere of a planet at an increased temperature of a polymer composition material is proposed. For determination of applicability of polymer composition materials for application with respect to a strength after exposure of structure components of the return vehicle body performed of polymer composition materials to high temperatures and pressures of a planet atmosphere corresponding to such temperature by time, an experimental method including the keeping of components performed of polymer composition materials in a climatic chamber at temperatures and pressures corresponding to such temperatures varying in the climatic chamber according the law of variation of these parameters from the period of atmospheric penetration of a return vehicle and to the period of cooling down of the return vehicle body after completion of its aerodynamic braking, to the moment of reaching a temperature, at which there no thermal destruction of a polymer composition material binder takes place, is proposed.EFFECT: invention provides obtaining of more accurate and reliable data.5 dwg, 2 tbl

ultichannel x-ray analyzer // 2615711
FIELD: physics.SUBSTANCE: multichannel X-ray analyzer contains a source of X-ray or gamma radiation, a collimator and a primary beam filter, a specimen holder and analytical channels including collimators and secondary beam filters, a detecting device with detectors arranged in line and a registering equipment connected to the detector outputs, wherein the radiation source or the X-ray tube are used with the beam output at its end, the source or its focus is located on the circumference in the source axis plane or the electron beam (in the axial plane), the sample holder is adapted to install the sample with a flat or concave working surface on the said channel circumference, the detectors or the output openings of the secondary beam collimator are located on the line passing through the circumference point diametrically opposite to the source perpendicular to the channel, in addition, the analytical channels are located axially around the radiation source and contain the individual sample holders, and the openings are made in the primary beam collimator directed to the specimen holders.EFFECT: providing performance capabilities of the analysis and the efficiency of the source usage, providing optimal conditions for analysing a wide range of items including the heaviest elements from thorium and above.3 cl 4 dwg

Device for measuring neutron flow density of nuclear power plant in terms of background interference from gamma rays and high-energy space electrons and protons // 2615709
FIELD: physics.SUBSTANCE: device for measuring the neutron flow density of the nuclear power plant in terms of background interference from gamma rays and high-energy space electrons and protons, contains a neutron moderator, a power supply unit and two parallel semiconductor detectors coated with the neutron converter on the sensitive area of each detector, wherein the sensitive areas of the detectors coated with the converters are turned towards each other, wherein the plate of organic material is located between the detectors, and the signals from the detectors, passing through the registering channels individual for each detector, consisting of a charge-sensitive preamplifier, of the signal selection device according to the amplitude and the timestamp shaper, are fed to the time selection device working according to the anticoincidence scheme.EFFECT: measuring the neutron flow density in terms of background interference from gamma rays and high-energy space electrons and protons.2 dwg

Scanning probe of atomic force microscopy with nanocomposite radiating element, doped with quantum dots and magnetic nanoparticles of core-shell structure // 2615708
FIELD: measurement equipment.SUBSTANCE: magnetic transparent cantilever connected to the conductive magnetic transparent probing needle, the top of which is connected to magnetic transparent polymer spheres with nanometer conical pores smaller diameter that are filled with quantum structures dots core-shell and the surface of the probe tip of the needle slidably connected by means of two nested carbon nanotubes magnetic transparent glass area with through-nanometer pores of small and large diameter, filled respectively quantum dots and magnetic nanoparticles of core-shell structure.EFFECT: possibility of scanning sidewalls 3D nanoscale objects and nano-wells coordinate Z with the simultaneous combination of a point heat combinations of magnetic and electromagnetic optical length exposure wavelength while measuring the mechanical response at a common point on the surface of diagnosing object with coordinates X, Y without affecting the neighboring portions.2 dwg

System and method of weighing couple railway wagons in motion // 2615707
FIELD: transport.SUBSTANCE: developed systems and methods for accurate weighing of railway cars, such as railway cars in motion which transfer material, like fluid or other biasing material. In systems according to the invention are used weighers with a pair of independent weighing platforms, each of which takes the weight values, while the wheel bogie of the given railcar is isolated therein. Weight data taken by the weight platforms, analyze and combine to determine the exact weight of the corresponding railcar.EFFECT: invention is a new system and method of rail cars accurate weighing.20 cl, 7 dwg

ethod of monitoring background radiation level around nuclear power plant // 2615706
FIELD: physics.SUBSTANCE: invention relates to methods of monitoring radiation environment and can be used to monitor background radiation level around a nuclear power plant. The method comprises probing nuclear power plant territories comprising reference areas with known radiation level. Probing is carried out using space vehicles in an orbital eclipse period in the ultraviolet and near-infrared ranges. A synthesized matrix is formed from pixel by pixel ratios of the ultraviolet image to the infrared image. The function of the signal of the synthesized matrix is normalised in a standard scale of 0…255 quantisation levels. A program is used to select contours on the synthesized image. The area of the contours and fractal dimension of the image within the selected contours is calculated. The equivalent area of radiation contamination around the nuclear power plant is determined. The behaviour of change in the radiation background is evaluated.EFFECT: invention increases accuracy and efficiency of monitoring.5 dwg

Automatic extrema detection on component surface grid // 2615663
FIELD: physics.SUBSTANCE: computer-implemented method is proposed to determine the baseline on the airfoil surface grid for modeling, wherein the surface grid comprises nodes interconnected by the edges. The method comprises a stage, in which the basic coordinate system determination is made, comprising the direction X against the airfoil. Also, according to the method, the determination of the profile length variable is performed, that varies monotonically along the airfoil on the straight movement direction, which does not coincide with the direction X. Further the first frontal node is selected on the airfoil baseline . Pareto front algorithm is used to determine the baseline on the tip surface grid against the airfoil direction X.EFFECT: automated determination of the airfoil baseline.25 cl, 13 dwg

Optical device for measuring refractive index of transparent solids with small thickness and small size // 2615662
FIELD: physics.SUBSTANCE: optical device for measuring the refractive index of the transparent solid samples with the thickness of 0.2-1 mm. and the size of 5-12 mm, comprises: a unit with replaceable laser diodes emitting in the wavelength range of 400-1100 nm, a device for forming a narrow ray beam with the width of 60-120 microns, a pattern in the form of a plane-parallel plate, an additional transparent optical element installed with the sample at one and the same incidence angle, a system for registring the displacement value of the light beam, which is a CCD-matrix with the resolution of 2592x1944 pixels and more.EFFECT: reducing time and increasing measurement accuracy of the refractive light index.3 dwg

ethods for evaluatig performances of creping adhesive film and method for modifying creping adhesive film // 2615640
FIELD: physics.SUBSTANCE: test methods are described, using quartz crystal microbalance (QCM) and quartz crystal microbalance with control energy dissipation (QCMD), which can be used for measuring the characteristics of the creping adhesive film similar to the creping adhesive film, which is created on the drying drum Yankee during production of the sanitary paper products and paper towels. The method for measuring characteristics of the creping adhesive film comprises applying the creping adhesive film on the sensor substrate, measuring the sensor substrate oscillation frequency with the creping adhesive film placed thereon, using the quartz crystal microbalance technique (QCM), and detecting characteristics of the creping adhesive film.EFFECT: providing the characteristic prediction of the excipients to create a creping adhesive film.20 cl, 12 dwg, 3 tbl

ethod for determining amendments to depth measured with single-beam sounder at shooting bottom topography of waters and device for its implementation // 2615639
FIELD: physics.SUBSTANCE: for their determination only the intake diving depths of the inventive device, measured by sonar, are used in the process of its immersion to the given horizon and its rise to the water surface, as well as new formular dependences are used. In addition, in the inventive method and the device over the prior art the expansion of their functionality is provided by defining geodetic coordinates of the immersion depth measurement locations by the transducer with the required accuracy in the determination of these amendments, and, therefore, shooting the bottom topography of the support hydrographic items in the waters is provided to calibrate the sounder in the shooting waters to ensure the uniformity of measurements. The claimed device is provided with a receiver of the satellite radio navigation system GPS, which antenna is mounted on the upper end of the base, a small-sized integrated marine navigation system "KAMA" mounted in the gimbals, a computing unit determining the required geodetic coordinates of measuring the intake diving depths of the claimed device.EFFECT: simplification of the process determining the amendments as compared to the analog.2 cl, 2 dwg

ethod of determining coordinates of navigation satellites // 2615634
FIELD: navigation.SUBSTANCE: invention relates to methods of navigation using satellite radio navigation systems (SRNS) and can be used for determining coordinates of navigation satellites. For this purpose in the method of determining coordinates of navigation satellites in a group of four navigation satellites within the zone of direct visibility consisting of the first pair of navigation satellites located at the same orbit and the second pair of navigation satellites located at another orbit there are simultaneous measurements of linear distances between all four satellites of the group, transmission from each satellite to each and receiving by each satellite from each results of the measurements of linear distances between all four satellites of the group, as well as calculating at each satellite the spherical distance between it and the point of the orbits intersection, as per which determined are coordinates of the given satellite.EFFECT: technical result is determining accuracy of navigation satellites coordinates.1 cl, 5 dwg
Precious stone automatic orientation device and method // 2615615
FIELD: transportation.SUBSTANCE: present invention relates to precious stone automatic orientation. Disclosed group of inventions includes precious stones orientation device, artificial precious stones sorting device and individual precious stones orienting method. At that, precious stones orientation device contains movable surface providing travel path for these precious stones, two opposite walls passing, substantially, along said travel path, and vibrator made with possibility of corresponding oscillating motion generation between said two walls and movable surface in direction, substantially, perpendicular to said travel path, so that when using said two walls communicate transverse force to precious stones and thus makes them to orientate into most stable position as they move along travel path. Disclosed individual precious stones orientation method includes following stages: said precious stones placement on travel path; use of two opposite walls passing, substantially, along travel path; and corresponding oscillating motion generation between said two walls and said travel path in direction, substantially perpendicular to this travel path, so, that said two walls communicate transverse force to precious stones and thus makes them to orientate into most stable position as they move along travel path.EFFECT: technical result consists in provision of automated process, which provides increasing of precious stone orientation speed and efficiency.32 cl, 7 dwg
ethod for photometric determination of rhenium (vii) // 2615613
FIELD: chemistry.SUBSTANCE: invention relates to analytical chemistry of rare elements, namely rhenium (VII) and may be used for determination of rhenium in waste water, lean solutions, alumo-platinum-rhenium and alumo-rhenium catalysts, and geological materials. The method involves preparation of rhenium (VII) solution, reduction to rhenium (IV) using tin chloride (II) solution, converting into a complex compound, separation adsorbent from the solution, measurement of diffuse reflectance factor at 510 nm and determination of rhenium (IV) using an analytical curve. Silica, chemically modified with N-(1,3,4-thiadiazole-2-thoil)-N'-propyl-urea groups is used as an adsorbent.EFFECT: reduced relative detection limit, extended range of detectable concentrations.

Contactless true dual axis shaft encoder // 2615612
FIELD: physics, measurement equipment.SUBSTANCE: invention refers to measurement equipment, namely to the field of contactless measurement of the shaft rotation angle. Contactless true dual axis shaft encoder uses a magnetic system based on a small dipole diametrically magnetized magnet, accomplishing angular movement with two freedom degrees in the working plane parallel to the front surface of the Hall programmable dual axis encoder with integrated magnetic concentrating (IMC) discs, performing magnetic field physical conversion in the working plane into perpendicular, to which the Hall encoder with IMC is truly sensitive, also other types of sensors are used which are highly sensitive only to the magnetic field components on the working (XY) plane and completely or light sensitive to the magnetic field vertical component (Z), and the integral component of the true dual axis encoder can be mounted on either side of the board, and the insert, being the central structural component or element of the housing part, is rigidly connected to the housing and ensures accurate positioning in the stator housing relative to each other, dipole magnet rotor and the integral component of the dual axis magnetosensitive sensor with the optimum working distance between them. Moreover, the shaft encoder uses dipole magnet magnetized parallel to the plane in which the rotor performs working angular movement with two freedom degrees, there is also an integral true dual axis magnetosensitive sensor (encoder) with sine-cosine primary output signals included in the signal processing circuit, and an excess integral sensor that combines two magnetosensitive elements in one integrated housing.EFFECT: invention provides for an increase in sensitivity, accuracy and reliability of the shaft encoder.10 cl, 5 dwg

Solid fuel jet engine with separation control system // 2615610
FIELD: engines and pumps.SUBSTANCE: solid rocket motor comprising a composite body and a protective layer consisting of a heat-resistant coating and protective of the fixing layer formed releasably to reduce the stress levels occurring during operation from the front and rear ends by means of sleeves, and is provided with peeling control. The peeling control system includes a system of magnetic field sensors based on the Hall effect, detectable system, as a group of neodymium magnetic elements, as well as the electronic computer. The detectable group of neodymium magnetic elements placed on securing the protective layer in the areas of peaks separation cuff bottoms of the motor housing, which are transition zones breakout of the charge in the bonding, as well as in the middle part of the length of the solid charge.EFFECT: invention allows for control of delamination at the boundaries of the protective layer, a protective layer, and a charge body exfoliation to simplify the control system, as well as maintain the structural integrity of the engine in detecting delaminations.2 dwg

Board system of control and regcording of flight information // 2615602
FIELD: physics, measurement equipment.SUBSTANCE: invention refers to information-measuring engineering and can be used for flight data collection and recording, saving in case of air accidents, as well as for operational monitoring of aircraft systems and equipment. To do this, the system includes a protected onboard storage POS, a maintained protected onboard storage MPOS, an operational onboard storage OOS, saved onboard storage SOS; audio and video data acquisition unit AVDU, wherein each of the units: AVDU, POS, MPOS, OOS, is connected to the onboard aircraft computer network switch via AFDX bus; redundant power supplies RPS, which are connected to each system unit (except for SOS): POS, MPOS, OOS have one RPS unit, and AVDU unit has 3 RPS units; 2 video cameras connected to the AVDU unit, each of which is associated with it through one APINC 818 channel, a microphone that is connected to the VDU unit, and channels of multifunction indicators MFI are connected to the AVDU unit, at that, the AVDU unit output is connected to the SOS unit input, connected to the AVDU unit, the AVDU unit is associated with the MSOS unit, system units, including AVDU, are connected to the common power bus of the aircraft, at that the AVDU unit is connected to data inputs, alarm sensor, which is connected to each system unit and assigned to generate an "Alarm" signal.EFFECT: invention provides expansion of system functionality by providing backup power, emergency frame transmission backup for flight information recording, monitoring of the aircraft systems information channel status with report development, increasing the inter-unit exchange bandwidth.2 dwg

ethod for determining ion-conducting material conduction // 2615601
FIELD: chemistry.SUBSTANCE: method for determining the conductivity of ion-conducting materials in a variety of environments or under different relative humidity with input from the contact resistance on the sample/electrode boundary. To implement the method the sample is placed in the cell with the electrodes in an amount of 6÷8 units is measured by a four least three sample values of resistance between electrodes disposed at different distances from each other. Then plotted ionic resistance (R) of the sample on the distance between electrodes (L) and finding the slope (tgα) Plot and determine the conductivity (σ) Using the formula: , where Ssec - cross-sectional area of the sample.EFFECT: invention improves the accuracy of the determination of the electrical conductivity by taking into account the contribution of the contact resistance at the interface between the sample electrode and the use of four-contact method for determining the electrical conductivity.2 dwg, 1 tbl

Shock-resistant small-sized highly sensitive piezoelectric accelerometer // 2615600
FIELD: measuring equipment.SUBSTANCE: accelerometer includes a body, an inertial mass M, piezoelements, a screw with a spring, wherein the inertial mass, the piezoelements, the screw with the spring are mounted on the intermediate base with the mass m (m<0.1M⋅) connected with the body base by an additional spring, the clearance between the inertial mass and the body - Δx, and the spring rigidity K are selected from⋅the rule K·Δx0.3Gmax·S⋅, where Gmax - the maximum acceptable tensions in the piezoelements with the area S.EFFECT: increasing the small-sized accelerometer resistance to large external accelerations combined with a high conversion rate.2 cl, 2 dwg

Hip joint endoprostheses testing machine for assessment of friction couple "metal-metal" surface // 2615599
FIELD: medicine.SUBSTANCE: hip endoprosthesis testing machine with a "metal to metal" friction couple comprises an air compressor connected to the load adapter acting on the primary adapter connected to the engine, which is connected with the turining angle position sensor, connected to the interface, which is connected to an electronic computer machine, and connected to the tribocoupling with a "metal to metal" friction couple via a series-connected analog to digital converter and an instrumentation amplifier, a current source is connected to the friction couple and through the force sensor it is connected to a base plate where a cup is fixed, against which the head fixed in the primary adapter rotates.EFFECT: opportunity to obtain comprehensive information about the dynamics of the processes occurring in the tribounit friction area, using 3 measurement channels that are synchronized with each other and jointly accepted by the interface, followed by their output and visualization on a computer that allows more objective assessment of the metal-metal friction couple surfaces quality and generation and storage of diagnostic information about their condition.4 dwg

ethod of khrustalev e.n. for determining physical parameters of material medium strength // 2615598
FIELD: physics.SUBSTANCE: method 1 for determining the physical parameters of the material medium strength by the flat rigid stamp is establishing patterns in the laboratory shift, such as unbroken soil and peat at the angle compression conditions of the internal friction and specific medium cohesion A=Astr by plotting Mohr-Coulomb of the limited medium state under pressure pi, where τi - is the medium shear tension under the compressing pressure pi, determining the calculated specific medium weight of the unbroken and broken structure and , its calculated angle of the internal friction with the broken structure , the calculated domestic pressure , at the depth h, determining the adjusted value of: 1) the specific adhesion of the immersed medium , , the gravity pressure , , the specific weight at , rb>0 and the absence of the atmosphere pressure; 2) the specific medium adhesion with the specified values , , , - at , rb=0 and the access of the atmosphere pressure Patm=1.033 (kg/cm2); 3) the specific medium adhesion , , and updating the values of the specific medium weight , and updating the value of the specific medium weight , and the gravity pressure , rb<0 and the access of the atmosphere pressure Patm=1.033 (kg/cm2). The method 2 for determining the physical parameters of the material medium strength by the spherical stamp, involves loading the dry medium with force F of the diameter D with measuring the current slump St until its stabilization time t, unloading the sphere, determining its contact slump So and regarding the test results - a continuous adhesion Acon, the sphere is immersed in the medium, at least, three times through the torque resilient element to the predetermined depth St1<St2<Stk, the value of which is maintained constant in the stabilization time t of the corresponding efforts P1, P2, Pk, then the sphere is unloaded by measuring the stamp diameter with the diameter dk. Next, the sphere slump is calculated at the pressures pmed=Pk/[πSo(D-So)], the chart S=(St-So)=ƒ(pmed) and the tangent lines to the chart points are plotted corresponding to the efforts P1, P2, Pk till the intersection with the x-axis; the Mohr circles are built and the tangent straight line (maxτstr.)=pmed.⋅tgθ+Ce is led to the intersection with the x- and y-axes with the radius equal to the difference values of the pmed and their corresponding intersection values of the tangent with the x-axis limit angle θ of the internal soil friction is removed from the chart (maxτstr)=ƒ(pmed) and the instantaneous equivalent clutch Ce is measured, the angle of the internal medium friction in the structured condition and specific cohesion are calculated, a semicircle is conducted with the radius Ro from the chart coordinate beginning (max τstr)=ƒ(pmed), contacting it and shutting off a point at the x-axis corresponding to the limit tensile stress σp=2Ro=2Ce⋅cosθ/(1+sinθ), the value of which corresponds to the long cohesion . Further, the increasing force Pc>Pk is applied through the sphere to the medium till the stabilization of its limit value Pm=const at registering its corresponding Sm medium slump , in which the sector angle of the sphere semicontact with the medium is , where , and the long cohesion value is defined to the frozen medium - like , for the normal soil medium - like , for the peat medium - like: at cohesion , and the angle of the medium internal friction is clarified like . The value of the atmosphere pressure is taken for the instant equivalent medium cohesion of soil and peat at the limit angle of the internal medium friction , where - the angle of the internal medium friction with the broken structure, the specific cohesion of the structured medium of peat and soil is defined like and the value of the long cohesion - by the expression at , the structural cohesion is defined like for the frozen and normal medium of soil and peat, and the equivalent adhesion like .EFFECT: increasing the degree of reliability and accuracy of determining the physical parameters of the material.4 cl, 6 dwg

Combined sensor supply and installation method of mentioned sensor // 2615597
FIELD: electricity.SUBSTANCE: combined current sensor comprises a casing magnetic flux sensor, which comprises a coil wound on the magnetic circuit, a current measuring device comprising a Rogowski coil, configured so that the primary circuit of the magnetic sensor corresponds to the primary circuit of mentioned current measuring device; electronic means for performing detection and measurement of the electric current, mentioned means are powered by magnetic sensor coils; wherein the sensor comprises a joining tape, comprising first locking means adapted to accommodate and retain said tape by bonding terminal on the measuring device; second fixing means adapted to accommodate and retain said cartridge.EFFECT: simplification of the combined current sensor.12 cl, 10 dwg

ultiparameter inversion through elastic full-wave inversion (fwi) dependent on shear // 2615591
FIELD: physics, measurement equipment.SUBSTANCE: invention refers to the field of geophysics and can be used for processing seismic data. The method for multiparameter inversion using elastic inversion is claimed. This method decomposes the data to the shift/angular groups and performs their inversion in sequential order. This method can greatly speed up the convergence of the iterative inversion process, and therefore, is most advantageous when used for full-wave inversion (FWI). This inventive approach is based on the relationship between reflection energy and reflection angle, or on the dependence on the shear for elastic FWI, which is the same. The invention uses the recognition that the small reflection angle amplitudes (close shear) are largely determined by one acoustic impedance, regardless of the greater part of Vp/Vs. Large angle reflections (middle and far shear) depend on Ip, Vp/Vs (2) and other terrestrial parameters such as density (3) and anisotropy. Therefore, this inventive method divides data into angular and shift groups performing multiparametric FWI, to reduce crosstalk between different model parameters, which are determined in the inversion.EFFECT: invention provides improved accuracy and reliability of obtained data.10 cl, 6 dwg

ethod of khrustalev e.n. for determining hardness and strength parameters of material medium // 2615517
FIELD: physics.SUBSTANCE: invention relates to the method for determining the hardness and the strength parameters of any material medium through the general physical parameters: ϕ° the internal friction angle and the specific cohesion C (MPa). According to the proposed method, the angle for the solid nonporous medium ϕ°= arccos [(D/2-So)/(D/2)] and the specific adhesion C=(σt/2)(1+sinϕ°)/cosϕ° (MPa) are determined, and the angle ϕ° and the specific cohesion C (MPa) for the porous disperse material medium are determined according to the law of Sh. Mohr-Coulomb τi=pitgϕ°+C, and the hardness of any material medium is defined as .EFFECT: improving the accuracy of the hardness determination.3 dwg
ethod for increasing effective signal accumulation time in inspection systems forming images of hidden items // 2615516
FIELD: physics.SUBSTANCE: method for increasing the effective signal accumulation time additionally uses video from the optical range video channel with the known correspondence between the channel pixels of the inspected person electromagnetic radiation and video from the optical range video channel. Herewith the information about the inspected person movement path is used for the frame formation in the channel of the inspected personelectromagnetic radiation, received from the optical range video channel. The accumulation is made by summing the intensity of the electromagnetic radiation in the segment pixel, which is present in one or more frames of the optical range video channel.EFFECT: obtaining the image of a suspicious object hidden under the person's clothing and classification of its type during the registration of the electromagnetic radiation change with the moving inspected person.6 dwg
ethod for remote measurement of stresses in the earth entrails through absorbing rock in conditions of strong interference // 2615515
FIELD: geophysics.SUBSTANCE: invention relates to geophysics and can be used in diagnostics of stress-strain state of the Earth entrails. In compliance with this method the value of stresses of a mine rock is estimated by the value of an acoustic-electromagnetic signal occurring during deformation of the rock under action of these stresses. For this purpose the obtained experimentally using a core of the working face from the surveyed well dependence of intensity of acoustic-electromagnetic radiation from the stress. Acoustic component of the acoustic-electromagnetic radiation from the well bottom to location of sensors is transmitted with an acoustic waveguide made of the well casing. Magnetic component of the acoustic-electromagnetic radiation from the well bottom is transmitted by means of a magnetic conductor made from the ferromagnetic well casing. Noise is registered of atmospheric-thunderstorm, magnetospheric and technogenic origins by a compensating antenna required for elimination of interference. To eliminate interference equalized are amplitude-frequency characteristics (AFC) of the signal and the compensating antennae. Using the obtained AFC corrected is data of the receiving and the compensating antennae to obtain purified from noise data of the magnetic component of the lithospheric signal. Obtained dependence of the magnetic and the acoustic components from the stress in the core samples and registration data of the magnetic and the acoustic components free from the effect of noise are used to estimate the value of stresses in the face rock.EFFECT: technical result is higher accuracy of the obtained data.1 cl

ethod for simultaneous measuring two angular objective coordinates in review amplitude monopulse radar system with antenna array and digital signal processing // 2615491
FIELD: radio engineering, communication.SUBSTANCE: modeling of the receiving and processing process is carried out before receiving the signals, taking into account the use of the antenna array with a rectangular aperture, in which factorization of the two-dimensional weighting function (WF) W(x,y)=Wx(x)Wy(y) is performed, excluding at this aperture form the value effect of one of the measured coordinates on the measurement process of the other coordinate in the azimuth and elevation planes and providing factorization of the two-dimensional directivity diagram (DD) of the channels Fm(ϑ,ϕ)=Fmθ(ϑ)Fmϕ(ϕ), where is the number of the partial channel reception, and the dependence of the two-dimensional DF characteristics (DFC) only from the measured coordinate Sϑ(ϑ,ϕ,ϑ0)=Sϑ(ϑ,ϑ0), Sϕ(ϑ,ϕ,ϕ0)=Sϕ(ϕ,ϕ0). One-dimensional WFs are the Hamming functions Wx(x)=0.08+0.92cos2(πx/2),-1≤x≤1 and Wy(y)=0.08+0.92cos2(yπ/2), -1≤y≤1, providing the sidelobe level not higher than minus 40 dB, and the working zone width of each angular coordinate not less than twice the width of the DD partial channel at half power, or the other WFs providing the sidelobe level not higher than the Hamming function, and not smaller than the size of the working zone, in the modeling process taking into account the weight functions, the antenna array parameters and the said factorization, the specific form of the functionsϑϑ F1ϑ(ϑ), F2ϑ(ϑ), F3ϕ(ϕ), F4ϕ(ϕ) and Sϑ(ϑ,ϑ0), Sϕ(ϕ,ϕ0) is determined, parametrically-dependent on the offset angles ϑ0 and ϕ0, the odd functions Sϑ(ϑ,ϑ0) and Sϕ(ϕ,ϕ0) describing the one-dimensional DFCs resulting from factorization by the odd degrees of the angles ϑ and ϕ in the Maclaurin series, are expanded.EFFECT: reducing calculation and the simultaneous measurement time of the two angular target coordinates with a high measurement accuracy, and an error of less than 1 percent the width of the directivity diagram.4 dwg
3d in vitro two-phase osteochondral construct // 2615439
FIELD: biotechnology.SUBSTANCE: invention relates to biotechnology. 3D in vitro two-phase osteochondral "organoid" is described, containing layer of artificial cartilaginous tissue/chondrogenic cells aggregates and layer of artificial bone tissue, where artificial bone comprises frame structure and structure of bone marrow; where structure of bone marrow in artificial bone tissue is obtained by sowing mesenchymal stem cells on frame structure and where layer of artificial cartilaginous tissue/chondrogenic cells aggregates is in contact with at least one surface layer of artificial bone tissue, and methods of obtaining and using them.EFFECT: invention extends range of products for medical diagnostics.14 cl, 13 dwg, 5 tbl, 2 ex
ethod for estimating efficiency of infectious disease therapy // 2615417
FIELD: medicine.SUBSTANCE: invention relates to medicine, namely to therapy and microbiology, and deals with estimation of efficiency of infectious disease therapy. For this purpose inoculation of content of mucosal open cavity for indicator strains of opportunistic microorganisms (OM) is performed. Presence of antibiotic resistance is determined in isolated strains. If isolation rate of at least one indicator strain of OM is in titre higher or equal 5 lg CFU/g or 5 lg CFU/ml of content of mucosal open cavity and if mono- or polyantibiotic resistance is detected in it, performed therapy is considered to be inefficient. In case of indication rate of monoculture of indicator strain or strains of OM in titre lower or equal 4 lg CFU/g or 4 lg CFU/ml of content of open cavity and absence in them of mono- or polyantibiotic resistance, performed therapy is considered to be efficient.EFFECT: method provided objective estimation of performed therapy efficiency at early stages of infectious disease.5 tbl, 4 ex
ethod for prediction of inotropic therapy resistance for newborns with hypotension by molecular-genetic predictor identification // 2615407
FIELD: medicine.SUBSTANCE: invention is intended to predict inotropic therapy resistance for newborns with hypotension. DNA is isolated from peripheral blood samples. Polymerase chain reaction is applied for genotyping of polymorphisms of ADD1:1378G>T, ADRA2A:-1291C>G, SLC6A2:-182T>C, ACE:287bp Ins> Del genes. The likelihood of resistance to treatment is calculated as follows.EFFECT: invention enables high sensitivity and specificity of inotropic therapy resistance prediction for newborns with hypotension.4 tbl, 2 ex

ethod of electrical logging in wells cased with metal column // 2615404
FIELD: physics, computer engineering.SUBSTANCE: invention relates to the field of the geophysical well logging and allows to determine the electrical resistivity of the formations located behind the steel cased well column. Content: the method uses a probe consisting of two current electrodes and several measuring electrodes (at least three). Current from the highly stable DC power is applied alternately to each current electrode against the grounding electrode located on the earth surface, and the voltage measurement is made between each measuring and adjacent electrode, at the same time accurate measurement of the power supply output voltage is made. Digitization and digital processing of the measured signals are carried out. The resistivity at one or more points (depending on the number of the measuring electrodes) is determined by the respective formula.EFFECT: improved accuracy of the geophysical well logging.1 dwg
ethod for determining the quality of micellar water in jet fuel // 2615401
FIELD: chemistry.SUBSTANCE: method for the qualitative determination of micelle water jet fuels include jet fuels sampling, micellar bringing water jet fuel in a state of low aggregate stability by adding a polar adsorbent solid iron oxide or silica gel at a ratio of 1:0.05, to bring to a uniform suspension and filtration in a transparent container. After filtration of the mixture is measured amount of the filtrate, which per 100 g added 0.01 g potassium permanganate. After keeping the resulting mixture at room temperature for at least 2 hours, water is determined by the presence of micellar colored pink dropwise transparent bottom container.EFFECT: method has simplicity, and affordability with high accuracy and reliability to determine the presence of micellar water jet fuels.3 tbl

Device for predicting of ovulation // 2615367
FIELD: instrumentation; medicine.SUBSTANCE: group of inventions relates to predicting of ovulation. Device for predicting includes housing, optical unit, electronic unit, battery unit and light source. Wherein optical unit includes one or more aspherical lenses. Invention also discloses versions of sets for predicting ovulation and method for prediction of ovulation.EFFECT: group of inventions provides wider field of view, due to elimination of aberration using aspherical lenses and also enables to obtain more reliable information, increasing aperture and recognition of presence of crystals.34 cl, 2 dwg

Analysis method of clean tree leaves ontogenesis // 2615363
FIELD: ecology.SUBSTANCE: produce the substrate laying with a white surface underneath to the measured leaf, and the overlay chart for the map measurements is applied at the top. The longitudinal axis of the plant leaf coincides with one of the chart grid lines, then the leaf is photographed through the overlay chart with grid . Further, the measurements of the leaf length and width according to the chart grid in the enlarged image of the plant leaf is performed. Moreover, when selecting the leaves, the choice is performed at the local area tree crown surface with the same sunlight, and not less than 10 accounted leaves is selected in this local area. Implementation of the digital photos without the leaves cutting is carried out in different periods of time not less than 10 times during the entire growing season. The accounted leaf perimeter calculation is performed according to the formula P = 0.28284IP, where P - perimeter of the accounted leaf, cm, IP - the number of incomplete leaf grids along the periphery, pcs., the leaf area calculation is performed according to the formula S = 0.04IS 0,02IP, where S - the area of the accounted leaf, cm2, IS - the number of complete leaf grids at the image, pcs., IP - the number of incomplete leaf grids along the periphery, pcs. Futher according to the results of measurements on the basis of statistical simulation according to the known formulas in the software environment of CurveExpert type detect the biotechnical patterns: a = f (t), b = f (t), P = f (t), S = f (t), where a - the length of the accounted leaf, b - the width of the accounted leaf, P - the perimeter of the accounted leaf, S - the area of the accounted leaf, t - time from the beginning of each accounted leaf ontogenesis cycle for the tree bud bursting.EFFECT: use of the method allows to calculate the speed of the tree leaves growth throughout the whole ontogenesis cycle from the beginning of bud bursting upto the accounted leaves abscission until the end of the growing season.7 cl, 10 dwg, 3 tbl
ethod for differential diagnosis of various types of intrahepatic cholestasis for children // 2615358
FIELD: medicine.SUBSTANCE: hepatobiliary scintigraphy is performed using Bromezid 99Tm 38 radiopharmaceutical, administered drug activity is based on 1.7-2.0 MBq per 1 kg of patient weight, intravenously, radiation exposure of 7.0 mGy (700 mrad), and the following is evaluated: maximum accumulation time (Tmax) of the radiopharmaceutical (RP), its half-life (T1/2), time it enters the intestine (Tint). Based on these data, various types of intrahepatic cholestasis (sine and ductular) are differentiated.EFFECT: method allows timely diagnosis and in some cases, helps to avoid the need for liver biopsy.2 dwg, 1 tbl, 2 ex
ethod for preparing peripheral blood for enzyme immunoassay determination of spontaneous cytokine production // 2615354
FIELD: medicine.SUBSTANCE: invention relates to medicine, namely to clinical laboratory diagnostics. Essence of the method: blood sampling into laboratory tube, containing anticoagulant, is performed, with the following mixing and 20 min exposure for free sedimentation of erythrocytes at room temperature; after sedimentation of erythrocytes 0.5 ml of leucocyte suspension is taken and quantity of leukocytes in it is determined by any method (routine or automated), its concentration is brought to value 5*109 leukocytes/l with distilled water, biological fluid is placed into freezer at temperature -20°C to complete freezing, and used after deforestation process for enzyme immunoassay determination of spontaneous cytokine production.EFFECT: application of the invention ensures accuracy of determination of concentration of cytokines by ELISA method, with reduction of individual variability of indices.1 tbl
ethod for determination of degree of activity of exacerbation of chronic obstructive pyelonephritis // 2615353
FIELD: medicine.SUBSTANCE: invention relates to medicine, namely to urology, and can be applied for determination of degree of activity of chronic obstructive pyelonephritis exacerbation. For this purpose evaluation of clinical picture of inflammatory process is carried out on the basis of patient's complains, collection of anamnesis and determination of clinical-laboratory indices, such as clinical blood test, clinical urine test and urine Nechiporenko test. Additionally determined is level of proinflammatory cytokine iL-8 in urine, taken from ureter of patient's affected obstructive kidney. If level of proinflammatory cytokine iL-8 is equal 135.0±1.7 pcg/ml, I, light activity degree of activity of chronic obstructive pyelonephritis exacerbation is determined, if level of cytokine iL-8 is equal 278.0±37.0 pcg/ml, - II, medium degree of activity of chronic obstructive pyelonephritis exacerbation is determined, and if level of cytokine iL-8 is equal 1890.0±250.0, severe degree of activity of chronic obstructive pyelonephritis exacerbation is determined.EFFECT: invention makes it possible to determine presence of unilateral or bilateral inflammatory process and accompanying inflammatory process in urinary bladder.2 tbl, 3 ex

ethod for detecting structural defects in crystalline materials // 2615351
FIELD: physics.SUBSTANCE: sample is made in the implementation of the method for detecting the structural defects in the crystalline materials from the investigated crystalline material. Next, the sample is lighted, consisting of photons with energies within the range of 0.9 to 1.0 of the energy value equal to the forbidden zone width of the crystalline sample material. Contrast optical or photoelectric image of the structural defects is formed by the optical methods in the light past through the sample, and/or reflected and/or scattered by the sample material.EFFECT: increasing contrast images of the structural defects.2 cl, 4 dwg
ethod for determining degree of severity of changes in microbiota of oral cavity, small and large intestine in patients with lichen ruber planus of oral cavity mucosa with hepatobiliary disorders, with exception of hepatitis and exacerbation of diseases of hepatobiliary system and pancreas // 2615349
FIELD: medicine.SUBSTANCE: invention relates to field of medicine, namely to therapeutic dentistry - diseases of oral cavity mucosa, and can be used for determination of degree of severity of changes in microbiota of oral cavity, small and large intestine in patients with licje ruber planus of oral cavity mucosa with hepatobiliary disorders, with exception of hepatitis, exacerbations of hepatobiliary system and pancreas. Essence of the method: markers of microorganisms are detected in samples of saliva, blood and feces for said category of patients by means of method of gas chromatography and mass-spectrometry. If in each of biosamples values of concentrations of detected markers of certain microorganisms or at least one of them increase in certain multiplicity in comparison with the average values of the same indices of control group, degrees of severity of changes in microbiota of oral cavity, small and large intestine in said category of patients are determined.EFFECT: invention ensures determination of degree of severity of changes in microbiota of oral cavity, small and large intestine in patients with licje ruber planus of oral cavity mucosa.5 ex, 1 tbl

Device for automatic liquid discharge // 2615344
FIELD: mechanics.SUBSTANCE: device contains a container with an inlet and an outlet and a float. The float is located in the inlet nozzle above the outlet and has a conoidal shape. The float contains, passed through its center, the fixed aeration tube with the nozzle and the valve to connect with the atmosphere. The underfloat chamber is installed under the inlet trough. The chamber is connected to the outlet pipe tapering downwards. The upper end of the aeration tube is rigidly attached to the container floor slab. The lower end of the tube is rigidly attached to the crosspiece in the underfloat chamber. The cylinder bodies with returned springs are rigidly attached to the lower part of the trough. The cylinders covers have the guiding tubes. The guiding racks are passed through the guiding tubes. The racks are designed as adjusting screws. The upper ends of the racks are rigidly attached to the side walls of the float. The lower ends of the racks are fixed by adjustable nuts inside the cylinders. The float in the container is separated by console partition from the fluid inlet area from the feeding pipeline. The lower end of the partition with the gap is located toward the bottom of the container.EFFECT: simplification of design and reduction of material consumption.3 cl, 1 dwg

Holographic method of lifting height measurement above object surface within earth's atmosphere // 2615310
FIELD: measurement technology.SUBSTANCE: invention relates to methods of measuring lifting height above object surface within Earth's atmosphere. In holographic measuring method of lifting height above object surface as device sensitive element, implementing method of measurements, resilient sensitive element is used in form of corrugated membrane box or in form of bellows, which inner volume is filled with vacuum or gas under known pressure. Measuring instrument with resilient sensitive element is displaced in height to level, which height is calculated by holographic interferometer with semi-reflecting Fourier hologram, forming interference pattern, based on which parameters analysis value determining of resilient sensitive element shape change (surface displacement value) relative to initial position, caused by effect of changed atmosphere pressure on resilient sensitive element taking into account of its temperature, based on obtained result calculating measuring instrument resilient sensitive element lifting height relative to object surface.EFFECT: increasing sensitivity and accuracy of lifting height measurements above object surface within Earth's atmosphere.1 cl, 1 dwg
ethod for prediction of recurrent episodes of acute respiratory viral infections for preschool children with bronchial asthma // 2615282
FIELD: medicine.SUBSTANCE: invention can be used to predict recurrent episodes of acute respiratory viral infections (ARI) for preschool children with bronchial asthma (BA). History, clinical and laboratory risk factors are determined: absence of acute respiratory virus infection (ARI) for more than one month - x1; eosinophils level of in complete blood count (CBC) - x2; actual BA exacerbations against ARI for the last month - x3; mother's burdened obstetrical history (BOH) - x4; actual chlamydia and mycoplasma infection in history according to the enzyme-linked blood immunoassay (blood ELISA) - x5; altered level of natural killer cells (NK cells) - x6; age at first visit to the children's pre-school institution (CPI) over three years - x7; altered level of B-lymphocytes - x8; altered level of immunoglobulin G (IgG) - x9; age of broncho-obstructive syndrome (BOS) debut - x10; altered level of tumor necrosis factor (TNF) - x11; altered level of interferon-gamma (INF-γ) - x12; altered level of phagocytic activity of monocytes - x13; prophylactic administration of antiviral drugs in the season of increased the ARI incidence - x14. At that, the risk factors x1, x3-x5, x7, x10, x14 are assigned the value of 1. Risk factors x2, x6, x8, x9, x11-x13 are assign a value, determined in laboratory tests. Then F is calculated by the formula. If F> 0, a high risk of ARI is predicted. If F <0, a minimal risk of acute respiratory viral infections for children with BA is predicted.EFFECT: method allows to predict ARI for children with BA with high probability and efficiency, to carry out preventive and rehabilitative measures in a timely manner by evaluating the most significant risk factors.1 tbl, 2 ex

Facility for testing devices of combustion activation in ice // 2615240
FIELD: engines and pumps.SUBSTANCE: facility for testing devices providing combustion activation in ICE comprises an internal combustion engine with a fuel system and an air supply system, a measuring apparatus and a load, an electrical generator, which electrical outlets are connected to the load via wires, is attached to ICE using crankshaft. Load of electric type is used, designed to change the power consumption, such as rheostat, a power meter is connected to the load inlet, while a device for combustion activation in ICE is mounted in the fuel system and/or air supply system.EFFECT: increased measurement accuracy and ensured multifunctionality of the facility.13 cl, 10 dwg

Facility for testing devices of combustion activation in ice // 2615238
FIELD: engines and pumps.SUBSTANCE: facility for testing devices of combustion activation in ICE comprises an internal combustion engine with a fuel system and an air supply system, a measuring apparatus and a load, an electrical generator, which electrical outlets are connected to the load via wires, is attached to ICE using crankshaft. Load of electric type is used, designed to change the power consumption, such as rheostat, a power meter is connected to the load inlet, while a device for combustion activation in ICE is mounted in the fuel system and/or air supply system. A fuel activator, a magnetic fuel activator, an electric fuel activator, an electromagnetic fuel activator can be used as a device for combustion activation in ICE mounted in the fuel system, air ozonizer can be used in the air system.EFFECT: increased measurement accuracy and ensured multifunctionality of the facility.9 cl, 16 dwg

Device for measuring methane concentration in gases mixture // 2615225
FIELD: chemistry.SUBSTANCE: device for the methane concentration measurement in a mixture of gases is based on the simultaneous absorption measurement on a large set of vibrational-rotational spectral lines. The above is ensured by performing channel diffractive element as a set of transparent optical fibers and due to the use between the optical fibers outputs and the combiner of the optical light amplitudes control device made in the form of a transparency with the transmission corresponding to each of the channels to control the contour shape of the lines of a formed combined signal.EFFECT: increased sensitivity of detecting methane in the atmosphere and improved accuracy of measuring the concentration due to high spectral selectivity and the possibility of using the majority of the molecular spectral lines.9 dwg, app
Device for measuring fluid flow // 2615223
FIELD: measuring equipment.SUBSTANCE: device for measuring fluid flow comprises a measuring section designed as a tubular body built into the conduit with an inlet cylindrical section and an outlet cylindrical section, the inner diameters of which are equal to the inner conduit diameter, and located between the inlet cylindrical section and the outlet cylindrical section of the tubular body, wherein there are holes with the first and the second fittings in the cross sections of the tubular body to connect the pressure measuring means, the inner diameter of the measuring section is made variable with a gradual increase in diameter from the inlet cylindrical section toward the outlet cylindrical section followed by a gradual decrease toward the outlet cylindrical section, the transition from the gradual increase of the inner measuring section diameter to the gradual decrease of its inner diameter is made arcuate in the cross section, the hole with the first fitting for connecting the pressure measuring means is made in the tubular body immediately before the maximum inner diameter of the measuring section, and the hole with the second fitting for connecting the measuring pressure means is made in the tubular body at the end of the measuring section.EFFECT: improving the accuracy of the flow measurement.4 cl, 1 dwg

ethod for providing vibration resistance of pendulum accelerometer of linear accelerations with digital feedback and vibration pendulum accelerometer // 2615221
FIELD: measurement equipment.SUBSTANCE: provide change of transfer factor of regulator in microcontroller from Kreg to Kregmax as per the law, where at each step of discretization voltage U is measured at input of the analogue-digital convertor of the amplifier, and and compared with threshold value Uthres; at voltages lower or equal to Uthres, for pulse-width modulator arranged inside the microcontroller a digital input signal for pulse-width modulator is generated inside the microcontroller for current value of voltage U at transfer factor Kreg; pulse-width modulator generates pulse trains of constant amplitude and of certain length; discretization step, where U is higher than Uthres, is defined in the microcontroller, and at further steps of discretization an increased signal U*incr is generated for increased transfer factor, which provides pulses lengths to a certain value "incr"; corresponding length of open state is provided, as defined by value "incr" of current switch of power amplifier, which provides supply of current pulses of stabilized amplitude and increased length from output of power amplifier to winding of the accelerometer torque meter; discretization step, where U is lower or equal to Uthres at output of analogue-digital convertor, is defined, and then the feedback system is returned to the operating mode with transfer factor equal to Kreg.EFFECT: provision of special vibration resistance of pendulum accelerometers with digital feedback under effect of linear accelerations and vibrations of any nature and amplitude, the value of which has not been predicted at the stage of designing of the device.2 cl, 6 dwg
 
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