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42results about How to "Increase the number of stacks" patented technology

Method for enhancing earthquake data signal-to-noise ration

The invention relates to a petroleum exploration seismic data processing technology, which is a method for improving the signal-to-noise ratio of seismic data. The method comprises the following steps: 1) acquiring the seismic data and recording seismic original data of a common mid-point channel set before stack by adopting the prior method; and 2) determining the surface area element range according to the maximum stratum inclined angle alpha in the original data; supplementing a seismic channel to the current surface area element; performing the weighting processing to ensure the same amplitude level of the seismic channel set in the CMP surface area element with channel number varied before the stack and seismic channel set in an original CMP surface area element; and iterating the supplemented seismic channel in the CMP surface area element after dynamic correction, and achieving a stack cross section for suppressing interfere and improving the signal-to-noise ratio. The method suppresses random interfere wave in the seismic data, effectively strengthens signals, obviously improves the signal-to-noise ratio of the cross section, can truly reflect underground construction situations, and is favorable for searching and developing oil-gas fields.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Imaging method of wide angle reflection waves of deep carbonate reservoirs in large desert region

The invention discloses an imaging method of wide angle reflection waves of deep carbonate reservoirs in a large desert region. The method comprises steps of acquiring original single shot record information, and defining a seismic data processing observation system according to the record information, wherein the record information comprises seismic data including the wide angle reflection waves; picking up the primary arrival of seismic waves and carrying out chromatography static correction on the wide angle reflection waves; compensating the amplitude of the seismic data; carrying out noise compression on the wide angle reflection waves; carrying out resolution increasing processing on the wide angle reflection waves; carrying out high-order dynamic correction on the wide angle reflection waves and carrying out speed analysis; cutting the seismic data and keeping the wide angle reflection waves; carrying out speed modeling on the wide angle reflection waves; and optimally selecting imaging parameters of the wide angle reflection waves so as to obtain migration imaging result data of the wide angle reflection waves. According to the invention, according to the seismic data spreading mechanism, based on the wave field analysis, the wide angle reflection waves in the single shot records can be effectively recognized; and by use of the wide angle reflection wave imaging, the quality of the deep seismic data imaging is improved.
Owner:CHINA PETROLEUM & CHEM CORP

Upright normal pressure amorphous iron core heat treatment furnace

The invention relates to an upright normal pressure amorphous iron core heat treatment furnace. The heat treatment furnace comprises a tank body, a pile support, heating rods and an insulating layer, wherein the insulating layer is arranged outside the tank body; the pile support is arranged in the tank body. The heat treatment furnace is characterized by also comprising a motor, a fan, a rotating shaft, a seal cover, a first gas pipe, a second gas pipe and an exhaust pipe; the heating rods are arranged inside the tank body or between the insulating layer and the tank body; the motor is arranged outside the insulating layer; the fan is arranged in the tank body; one end of the rotating shaft is connected with the motor and the other end of the rotating shaft is connected with the fan after passing through the insulating layer and the tank body; the seal cover is arranged on the insulating layer and covers the motor; the first and second gas pipes are used for inputting gases into the tank body; the exhaust pipe is used for exhausting gases out of the tank body. The heat treatment furnace has the advantages that the heat treatment furnace can achieve heat treatment of amorphous iron cores in a normal pressure state and has good uniformity of heating temperatures.
Owner:江阴市晶磁电子有限公司

Imaging velocity analysis method of seismic scattering P-S converted wave

InactiveCN101833111ADisadvantages of Avoiding the Effect of Pseudo-Energy GroupsAccurate acquisitionSeismic signal processingGeophoneVelocity spectrum
The invention relates to an imaging velocity analysis method of a seismic scattering P-S converted wave, comprising the following steps of: firstly, reading the seismic data of a seismic scattering P-P wave into a two-dimensional array F, and computing the position and the coordinate of a scattering point; secondly, arbitrarily selecting a velocity vPk to overlap or correlate scattering amplitudes of shot-geophone distances and weigh to sum the energy of the same scattering point so as to obtain a corresponding average amplitude; thirdly, making a seismic scattering P-P wave velocity spectrum; fourthly, reading the seismic data of the seismic scattering P-S converted wave into a two-dimensional array E, and computing the position and the coordinate of the scattering point; fifthly, taking an acquired seismic scattering P wave velocity to overlap or correlate the scattering amplitudes of the shot-geophone distances and weigh to sum the energy of the same scattering point so as to obtain the corresponding average amplitude; and sixthly, making a seismic scattering P-S converted wave velocity spectrum. The invention increases the overlapping times of a velocity analysis technology and enables the focusing capability of effective scattered wave energy to be higher.
Owner:XI'AN PETROLEUM UNIVERSITY

Multi-actuating travel and return travel irregularly-shaped wheel lubricating grease delivery device

The invention discloses a multi-actuating travel and return travel irregularly-shaped wheel lubricating grease delivery device, which comprises piston cylinders, pistons and piston rods. Resetting springs sleeved on the piston rods are arranged in the piston cylinders. The device also comprises a square rack. An input shaft is fixedly arranged on the middle part of the rack. A plurality of irregularly-shaped wheels are arranged at an equal interval on the input shaft. A frame fixedly arranged on the rack is arranged outside each irregularly-shaped wheel. The piston cylinders are symmetrically arranged on the rack on the left and right sides of each frame. The end parts of the piston rods matched with the piston cylinders are fixedly arranged on the lateral surfaces of the frames through capped round pins. A fixed shaft is arranged on the lower part of each frame, and penetrates through a guide hole in the bottom of the frame. Each irregularly-shaped wheel consists of three small wheels which are arranged at an equal interval of 120 degrees. Mounting angles of adjacent irregularly-shaped wheels which are arranged at the equal interval on the input shaft are differentiated by 40 degrees. When the irregularly-shaped wheels rotate a circle, the pistons reciprocally move for three times, so that a high-flow stacking fold can be increased, and the non-uniformity of flow of the delivery device can be reduced. The device is simple in structure, uniform in flow and high in stability, and the fluctuation of the flow can be effectively reduced.
Owner:CHINA UNIV OF MINING & TECH

PCB processing tooling and processing method

The invention relates to a PCB processing tooling and a processing method. The processing tooling is provided with a rack, a processing main shaft and a pressing plate component. The processing main shaft is vertically installed on the rack and can float up and down relative to the rack so as to process a PCB placed on a workbench. The pressing plate component comprises a pressing plate and a driving transmission device, the pressing plate is arranged at a bottom of the rack, and the driving transmission device can drive the pressing plate to press the workbench downwards or move away from theworkbench upwards. The method is applied to the processing tooling and comprises a fixing step and a processing step. In the fixing step, a bakelite plate is fixed to the workbench, a PCB large plateis arranged on the bakelite plate, pins are fixed to the bakelite plate along an edge of the PCB large plate, and the pins successively penetrate through the edge of the PCB large plate and the bakelite plate so that the PCB large plate can be fixed to the bakelite plate. In the processing step, the PCB large plate is processed into a plurality of PCB unit plates. The tooling and the method havethe advantages of a good fixing effect, high productivity, low processing cost and the like.
Owner:SUZHOU VEGA TECH CO LTD

Internal and external double-rail split cavity type high-pressure common-rail pipe

The invention provides an internal and external double-rail split cavity type high-pressure common-rail pipe. The internal and external double-rail split cavity type high-pressure common-rail pipe comprises an external complete rail, and a high-pressure common-rail cavity is formed in the external complete rail. Multiple high-pressure outlets communicating with the high-pressure common-rail cavityare formed in the surface of the external complete rail. Multiple segmented internal rails are arranged in the high-pressure common-rail cavity. The interiors of the multiple segmented internal railscommunicate to form an internal through cavity, and an external annular cavity is formed between the outer side of each segmented internal rail and the inner side of the external complete rail. The external annular cavities communicate with the internal through cavity, and each external annular cavity corresponds to one high-pressure outlet. A high-pressure sealing part is arranged at the open end of the high-pressure common-rail cavity. The internal and external double-rail split cavity type high-pressure common-rail pipe has the advantages that the structure is simple, and processing is convenient; segmented internal rail design is adopted, and cylinder extending is convenient; and meanwhile by means of internal and external double-rail split cavity type design, the superposition frequency of high-pressure liquid pressure waves is increased, and pressure fluctuation of high-pressure liquid in the common-rail cavity can be effectively inhibited.
Owner:CHINA NORTH ENGINE INST TIANJIN

Seismic scattering P-S converted wave imaging method

The invention discloses a seismic scattering converted wave imaging method, comprising the following steps: step 1. reading the seismic data into a two-dimensional array F, loading an observing system parameter to an original seismic data trace header, and calculating the position and the coordinate of a scattering point according to the observing system and the acquired parameters; step 2. determining a scattering hyperbolic trace in an imaging speed under the condition of fixing t0i according to a scattered wave time-distance hyperbolic equation, and then calculating the normal time difference of the seismic scattering P-S converted wave; step 3. subtracting the normal time difference of the seismic scattering P-S converted wave when the seismic wave travels; step 4. weighting and summing the scattering amplitudes of the hyperbolic traces subtracting the normal time difference of the seismic scattering P-S converted wave on each geophone offset, so as to realize seismic scattering P-S converted wave imaging; and step 5. outputting the imaging result according to a data format. The superposing times with a horizontally superposing imaging technique are greatly increased, the signal to noise ratio can be effectively improved, the imaging precision can be effectively improved, and the acquired geological information is richer.
Owner:XI'AN PETROLEUM UNIVERSITY

Three-dimensional storing and taking complete facility for concrete prefabricated laminated slab products

The invention discloses a three-dimensional storing and taking complete facility for concrete prefabricated laminated slab products, and relates to the technical field of transferring, storing and transporting of prefabricated building industry products. Multiple sets of equidistant rack rollers are fixedly mounted at the positions, perpendicular to supporting rods, in a rack through bolts, a steel wire rope is jointly arranged in each roller set in a sleeving mode, the tail ends of the steel wire ropes are jointly and fixedly connected with a laminated slab bracket, and a stretching frame isfixedly mounted in the laminated slab bracket; and meanwhile, a drag hook and the laminated slab bracket form a movable fixed connection structure through an air cylinder, so that the effect of utilizing the three-dimensional space to a greater extent is achieved, the occupied area is reduced, the stacking number is increased, the working efficiency is improved, the input cost is reduced, meanwhile, the transfer of prefabricated laminated slabs is accelerated, and the problems of low hoisting efficiency, long delivery period, occupation of equipment resources and overhigh labor cost caused byconducting hoisting one by one in the past are solved.
Owner:广东中建新型建筑构件有限公司

Six-wavelength on-site physical evidence laser detector

The invention discloses a six-wavelength on-site physical evidence laser detector. The physical evidence laser detector is characterized in that the laser detector comprises two laser generation systems and a single laser output channel; in the two laser generation systems, one laser generation system comprises a first laser emission module, a first wavelength generation optical path, a second wavelength generation optical path and a third wavelength generation optical path, and the first wavelength generation optical path, the second wavelength generation optical path and the third wavelength generation optical path are arranged at the output side of the first laser emission module; the other laser generation system comprises a second laser emission module, a fourth wavelength generation optical path, a fifth wavelength generation optical path and a sixth wavelength generation optical path, and the fourth wavelength generation optical path, the fifth wavelength generation optical path and the sixth wavelength generation optical path are arranged at the output side of the second laser emission module. lasers outputted from the six wavelength generation optical paths are collected to a single laser output channel through a plurality of reflectors for output. Six-wavelength integration of main wave bands covering physical evidence detection is achieved, requirements of searchlighting with different traces and different wavelengths during the scene investigation process in the criminal science and technology are met furthest, and the provided laser detector has advantages of compact structure, stable performances, convenient operation, high conversion efficiency and the like.
Owner:SHANGHAI CRIMINAL SCI TECH RES INST +1

Seismic scattering P-S converted wave imaging method

The invention discloses a seismic scattering converted wave imaging method, comprising the following steps: step 1. reading the seismic data into a two-dimensional array F, loading an observing system parameter to an original seismic data trace header, and calculating the position and the coordinate of a scattering point according to the observing system and the acquired parameters; step 2. determining a scattering hyperbolic trace in an imaging speed under the condition of fixing t0i according to a scattered wave time-distance hyperbolic equation, and then calculating the normal time difference of the seismic scattering P-S converted wave; step 3. subtracting the normal time difference of the seismic scattering P-S converted wave when the seismic wave travels; step 4. weighting and summing the scattering amplitudes of the hyperbolic traces subtracting the normal time difference of the seismic scattering P-S converted wave on each geophone offset, so as to realize seismic scattering P-S converted wave imaging; and step 5. outputting the imaging result according to a data format. The superposing times with a horizontally superposing imaging technique are greatly increased, the signal to noise ratio can be effectively improved, the imaging precision can be effectively improved, and the acquired geological information is richer.
Owner:XI'AN PETROLEUM UNIVERSITY

Self-unloading transfer carrier

The invention discloses a self-unloading transfer carrier. The carrier comprises a bottom frame, four stand columns are fixedly connected to the bottom frame, and the four stand columns are located at the four top corners of the bottom frame correspondingly; a dustproof cover is buckled to the top ends of the stand columns, an unloading plate is slidably connected to the interior of the bottom frame through a sliding rail, the unloading plate abuts against an unloading opening, a plurality of buffer layers are arranged between the unloading opening and the dustproof cover, each buffer layer comprises a buffer strip, the two ends of each buffer strip are fixedly connected with supporting rods, the supporting rods are perpendicular to the buffer strips, and the supporting rods are erected between the stand columns; a protective flexible plate made of anti-static PVC fiber canvas is hung between every two stand columns, and an observation window is arranged on each protective flexible plate; the end, close to the dustproof cover, of each protective flexible plate is provided with a fixing assembly, and the fixing assemblies are used for fixing the relative positions between the protective flexible plates and the stand columns; and the end, close to a discharging opening, of each protective flexible plate is fixedly connected with the discharging opening. According to the carrier, the effect of improving the bearing capacity is achieved.
Owner:大连益丰仓储用品有限公司

Six-wavelength on-site physical evidence laser detector

ActiveCN105098599BRealize multi-band detectionMeeting the needs of criminal science and technology applicationsSemiconductor laser arrangementsPerson identificationComputer moduleLength wave
The invention discloses a six-wavelength on-site physical evidence laser detector. The physical evidence laser detector is characterized in that the laser detector comprises two laser generation systems and a single laser output channel; in the two laser generation systems, one laser generation system comprises a first laser emission module, a first wavelength generation optical path, a second wavelength generation optical path and a third wavelength generation optical path, and the first wavelength generation optical path, the second wavelength generation optical path and the third wavelength generation optical path are arranged at the output side of the first laser emission module; the other laser generation system comprises a second laser emission module, a fourth wavelength generation optical path, a fifth wavelength generation optical path and a sixth wavelength generation optical path, and the fourth wavelength generation optical path, the fifth wavelength generation optical path and the sixth wavelength generation optical path are arranged at the output side of the second laser emission module. lasers outputted from the six wavelength generation optical paths are collected to a single laser output channel through a plurality of reflectors for output. Six-wavelength integration of main wave bands covering physical evidence detection is achieved, requirements of searchlighting with different traces and different wavelengths during the scene investigation process in the criminal science and technology are met furthest, and the provided laser detector has advantages of compact structure, stable performances, convenient operation, high conversion efficiency and the like.
Owner:SHANGHAI CRIMINAL SCI TECH RES INST +1

A method for forming a sharp corner area of ​​a circuit board

The invention discloses a circuit board wedge angle region forming method. The circuit board wedge angle region forming method comprises the following steps that: step 1, forming a through hole on the top end part of each circuit board wedge angle region to be processed before a CNC (computerized numerical control) is formed, or forming multiple through holes on the top end part of each circuit board wedge angle region to be processed, wherein the multiple through holes are arranged in a linear manner along the ray direction of the top point of the top end; step 2, overlaying and fixing multiple circuit boards to be processed on operation positions of CNC molding equipment; and step 3, when the through hole is arranged on the top end part of each circuit board wedge angle region to be processed, by virtue of adopting a milling cutter with same diameter with the through hole during the forming of CNC and utilizing the centre of the through hole as the lower cutter point of the milling cutter, when the multiple through holes are arranged on the top point of each circuit board wedge angle region to be processed, adopting the milling cutter with same diameter with the through hole which furthest approaches the top point of the top end, and taking the centre of the through hole which furthest approaches the top point of the top end as the lower cutter point of the milling cutter. The circuit board wedge angle region forming method provided by the invention is conductive to improving the moulding efficiency and quality of circuit boards, and the circuit board wedge angle region is prevented from being subjected to a base material convex phenomenon in a manufacturing process.
Owner:SHENGHUA ELECTRONICS HUIYANG

Stacking frame used for touch screens and assembling method thereof

The invention discloses a stacking frame used for touch screens and an assembling method thereof. The stacking frame comprises a supporting bottom plate, supporting screw rods are mounted on the supporting bottom plate, a storage frame body is mounted between the supporting screw rods in a penetrating manner, a supporting screw cap is connected to each supporting screw rod, the storage frame bodycomprises a storage plate, a limiting pressing plate and limiting discs, the storage plate is mounted between the limiting discs, a containing groove, a fixed screw rod and a guide rod are arranged onthe storage plate, the guide rod and the fixed screw rod penetrate through the limiting pressing plate, a fixed pressing block is mounted on the bottom face of the limiting pressing plate, a pressingscrew cap is connected to the fixed screw rod, and the assembling method comprises the following steps of a, touch screen fixing, b, storage frame body assembling, c, base assembling, and d verticalmounting. The stacking frame is novel in structure, flexible in dismounting and mounting, capable of being used while being mounted, convenient to transport, and store, flexible, and adaptable, the assembling method is easy to operate, mounting difficulty is low, labor is saved, portability is achieved, steps are in order, adjusting is facilitated, and stacking quality of the touch screens can beensured.
Owner:ZHEJIANG XINLI OPTOELECTRONICS TECH CO LTD

Method for enhancing earthquake data signal-to-noise ratio

The invention relates to a petroleum exploration seismic data processing technology, which is a method for improving the signal-to-noise ratio of seismic data. The method comprises the following steps: 1) acquiring the seismic data and recording seismic original data of a common mid-point channel set before stack by adopting the prior method; and 2) determining the surface area element range according to the maximum stratum inclined angle alpha in the original data; supplementing a seismic channel to the current surface area element; performing the weighting processing to ensure the same amplitude level of the seismic channel set in the CMP surface area element with channel number varied before the stack and seismic channel set in an original CMP surface area element; and iterating the supplemented seismic channel in the CMP surface area element after dynamic correction, and achieving a stack cross section for suppressing interfere and improving the signal-to-noise ratio. The method suppresses random interfere wave in the seismic data, effectively strengthens signals, obviously improves the signal-to-noise ratio of the cross section, can truly reflect underground construction situations, and is favorable for searching and developing oil-gas fields.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1
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