37results about How to "Strong penetrating ability" patented technology

The invention discloses an all-weather high speed railway vehicle-mounted obstacle detection system and method. According to the detection system, a camera lens is connected with a short wave infrared imaging device, a posture adjusting device drives the camera lens and an auxiliary lighting device to intelligently adjust the posture of the camera lens and the posture of the auxiliary lighting device in real time, the short wave infrared imaging device is connected with a vehicle-mounted master control system, the vehicle-mounted master control system is connected with a display device, an alarm device and a storage device, and a train operation monitoring and recording device interface is used for communication between the vehicle-mounted master control system and a train operation monitoring and recording device to obtain train operation and track related information. The detection method mainly comprises the steps of real-time front track image collection, image sequence frame processing, real-time camera lens and auxiliary lighting device orientation adjustment, obstacle detection and notification, and the like. According to the all-weather high speed railway vehicle-mounted obstacle detection system and method, the higher target detail resolution ratio and all-weather operation capacity are achieved, real-time communication can be carried out between the all-weather high speed railway vehicle-mounted obstacle detection system and the train operation monitoring and recording device, information such as front track information and train operation speed is obtained, and the false alarm rate can be effectively lowered.

The invention discloses a method for synthesizing 1,6-hexamethylene glycol by using dimethyl adipate gas phase and hydrogen. Preparing hydrogenation catalyst includes steps as follows: stirring, microwave evaporating to dryness, microwave drying and baking for obtaining the hydrogenation catalyst. In addition, preparing a protective bed used for removing impurity gas in hydrogen includes steps as follows: confecting an active carbon carrier, an alkali metal salt and an alkaline earth metal calcium salt to water solution in proportion, stirring, microwave evaporating, microwave drying and baking under protection of inert gases; obtaining the protection bed with high performance that contains: 5-90wt% active carbon, 10-95wt% kalium oxide and calcium oxide. The method can improve physical property and catalysis property of the catalyzer greatly.

The invention discloses an unmanned aerial vehicle-based monitoring and early warning method and system of water surface pollutants; the method comprises the following steps of data acquisition, image acquisition, feature extraction, type identification and pollution early warning; the monitoring and early warning system comprises an unmanned aerial vehicle monitoring platform (1) used for carrying out general survey, fixed-point detailed survey and real-time monitoring on monitored water areas, and a ground console ( 2 ) used for controlling the working state of the unmanned aerial vehicle monitoring platform (1), determining polluted water areas, extracting image features and generating pollution early warning; the ground console (2) is connected with the unmanned aerial vehicle monitoring platform (1) through remote wireless network signals. The unmanned aerial vehicle-based monitoring and early warning method and system of the water surface pollutants disclosed by the invention carry out whole-day and all-weather operations and are high in monitoring accuracy.

The embodiment of the invention provides a detection method for the defects of a compound insulator, equipment and a system. The detection method comprises the following steps of: controlling a microwave source to generate high-frequency microwave, conducting the generated high-frequency microwave to a tested point on the surface of the compound insulator to be tested; acquiring reflected wave of the tested point; according to the reflected wave, and obtaining a voltage intensity signal corresponding to the tested point; judging whether the voltage intensity signal corresponding to the tested point is in the preset voltage-deviation range, and judging whether the defects exist on the tested point according to the judgment result. The detection method, the equipment and the system provided by the embodiment of the invention have the advantages that since the compound insulator adopts a non-metal material, the penetrability of the high-frequency microwave in the non-metal material is strong, surface contact and a coupling agent are not needed and non-destructive detection for the defects in the compound insulator can be realized on the basis of the reflected wave, so that the convenience and the application range of detection are improved; and since the measurement result is not dependent on the temperature, the humidity and the sunshine condition of the ambient environment, the accuracy of the detection result is improved.

The invention discloses a compound acid blockage removing fluid. The blockage removing fluid is prepared from raw materials in parts by weight as follows: 4-6 parts of a foam flushing fluid, 20-30 parts of a prepad fluid, 70-100 parts of main acid and 10-20 parts of postpad fluid. The acid fluid has higher capacity of removing organic sediment pollution and high acid residue and emulsifying resistance. The acid fluid has low corrosion speed and good swelling inhibition and does not change the original water wetting characteristic of the stratum.

The invention discloses low-filtration-loss blockage relieving fluid for acidification oilfield well. The blockage relieving fluid is prepared from the following raw materials in parts by weight: 20-40 parts of organic acid, 110-130 parts of composite acid body, 2-4 parts of corrosion inhibitor, 30-40 parts of micellar acid stabilizer solution, 1-2 parts of surfactant and 1-3 parts of sodium tripolyphosphate. The reaction speed of the blockage relieving fluid with quartz and feldspar minerals is higher than that of the blockage relieving fluid with clay minerals, so that acid liquid not only can eliminate the formation pollution, but also can well improve the original permeability of the formation; the acid liquor system has good adaptability with the formation, and secondary precipitatedacid slag is not produced in a formation treatment process, so that new pollution is not caused.

The invention provides a method for quantitatively detecting capsaicine. The method comprises the following steps of: acquiring optical data of the capsaicine in a sample by using a near-infrared spectrometer; correlating the optical data with content data of the capsaicine in the sample detected by a chemical analysis method; establishing a calibration model by a partial least squares method; and substituting the optical data of the capsaicine in a sample to be detected into the model to acquire the content of the capsaicine in the sample to be detected. A capsaicine quantitative analysis model established by the method has high accuracy, and can accurately and reliably predict the content of the capsaicine in an actual sample. The content of the capsaicine measured by a near-infrared spectrometer method and a result measured by the chemical analysis method do not have obvious differences; and by the method, the content of the capsaicine can be detected nondestructively.

The invention discloses a helicopter optical atmospheric data system, and aims to provide an atmospheric data system which is strong in anti-interference performance, high in precision and reliabilityand high in comprehensive detection resolving capability. The method is realized through the following technical scheme: based on a laser Doppler wind-finding radar detection principle, a sensor assembly emits laser to a sensed assembly. The sensor assembly emits laser to the atmosphere through multiple lenses. A scattering laser signal carrying optical axis airspeed information after interactionwith the atmosphere is received at the same time, the scattering laser signal is sent back to the sensor assembly to be processed, the sensor assembly calculates the optical axis airspeed and furtherobtains airspeed information of the helicopter, and the airspeed information comprises three-dimensional airspeed, an attack angle and a sideslip angle; meanwhile, the static pressure sensor measuresto obtain an atmospheric static pressure signal, and the static temperature sensor measures to obtain an atmospheric static temperature signal; and the sensor assembly performs data fusion on the obtained airspeed information, atmospheric static pressure information and atmospheric static temperature information, and directly calculates and outputs a complete helicopter three-axis atmospheric data signal.

The invention relates to the technical field of road traffic safety, in particular to an expressway exit ramp multi-stage sight induction system. The system involves a plurality of low-frequency single-layer linear induction marks arranged behind a left side guardrail of an exit ramp, a multi-frequency multi-layer linear induction mark arranged behind the left guardrail of the exit ramp, continuous high-frequency protruding road signs arranged on the edge line of an exit ramp deceleration lane starting lane, a plurality of anti-collision buckets arranged at the positions, close to the inner side of the guardrail, of the nose end of the exit ramp, a safety island protection facility arranged at the position, close to the inner side of the guardrail, of the nose end of the exit ramp, and aninformation induction device. According to the system, the above structure is adopted, the single-layer linear induction marks, the multi-layer linear induction mark, protruding road signs, the anti-collision buckets, the safety island protection facility and the information induction device are combined, the visual illusion of a driver is relieved through multi-frequency visual information stimulation, the visual requirement of the driver is met, the speed sense and the direction sense of the driver are improved, and the safety of expressway exit ramp traffic is guaranteed.

The invention relates to a continuous oil pipe steel strip butting technique. The technique comprises the following steps: respectively cutting butt ends of two steel strips into a 45-degree end face, and polishing to remove rust; polishing end faces on two tab plates tangent to the steel strips to remove rust; aligning and compacting the butt ends of the steel strips, and spot-welding the butt ends of the steel strips by manual TIG welding to form a butt joint; respectively putting the tab plates on the head and tail of the butt joint of the steel strips, abutting the polished end faces of the tab plates against the two sides of the steel strips, and spot-welding the polished end faces of the tab plates by manual TIG welding for being fixed on the head and tail of the butt joint of the steel strips; carrying out backing welding by using a PLASMA welding technique; carrying out cosmetic welding by using the TIG welding technique; carrying out thermomechanical treatment on the butt joint; and removing the tab plates on the two sides of the welding seam. The invention combines the TIG welding technique with the PLASMA wire-filling welding technique, so that the welding seam has favorable toughness and plasticity. The invention enhances the fatigue strength of the continuous pipes, and prolongs the service life of the continuous pipes. The continuous oil pipe product has the advantages of stable performance and good quality.

The present invention discloses a metal part cleaning agent, which is prepared from the following raw materials by weight: 5.2-8.7 parts of sodium nitrite, 2.5-5.3 parts of potassium triphosphate, 2.7-7.3 parts of sodium hydroxide, 5.2-8.3 parts of ethylene glycol monomethyl ether, 4.2-5.3 parts of sodium citrate, 5.1-6.3 parts of aminobenzene sulfanilamide, and 10-12 parts of water. The metal part cleaning agent has the following characteristics that: the powerful penetration ability is provided, the cleaning agent can penetrate into the bottom layer of the cleaned substance, various scales and impurities attached to the surface of the metal part can be rapidly dissolved and removed, no re-deposition phenomenon exists during cleaning, no corrosion and no damage on the metal surface are generated during the cleaning process, the cleaning speed is rapid, the cleaned metal surface is clean and bright, and has good quality, and the processing precision of the metal can be effectively ensured.

The invention discloses a method for preparing cationic hemicellulose through initiation of plasma, which comprises the following steps of: extracting the hemicellulose under the double action of alkaline salvation and ultrasound enhancement; and preparing cationic hemicellulose through a discharge and initiation function of the low-temperature plasma. The method disclosed by the invention not only overcomes the defects of long consumption time and low extraction efficiency when the hemicellulose is extracted through a conventional alkaline method, but also solves the problem of low replacement of the cationic hemicellulose prepared through the conventional method.

The embodiment of the invention discloses an iron shoe monitoring method. The method comprises the following steps of obtaining state parameters and positioning parameters of an iron shoe; and comparing the acquired state parameters and positioning parameters with corresponding preset parameter thresholds respectively to obtain corresponding comparison results, and sending the state parameters, the positioning parameters and/or the comparison results to an upper computer in a carrier-free communication manner. The embodiment of the invention further discloses an iron shoe monitoring device andan iron shoe. The state information of the iron shoe is comprehensively acquired and is sent to the upper computer in a carrier-free communication mode, so that the iron shoe can be stably and safelymonitored comprehensively.

The invention discloses a water-based detergent for an aluminum alloy. The detergent comprises the following components in percentages by weight: 1-30% of a surfactant, 1-20% of polybasic carboxylic acid, 5-10% of oleamide, 0.5-5% of polyhydroxyacetate, 1-5% of carbonate, 0.05-0.1% of sodium hydroxide, 1-15% of alcohols and deionized water, totaling 100%. The water-based detergent can effectively remove greasy dirt and oxidation films on the surface of the aluminum alloy, so that the surface quality of the aluminum alloy is good.

The invention relates to an LED frequency spectrum adaptation underwater lamp. The LED frequency spectrum adaptation underwater lamp comprises a lens, a lamp base, an LED lamp panel and a light reflecting cup matched with the LED lamp panel; the lens is fixed to the lamp base, and the lamp base is composed of an upper portion and a lower portion; each of the upper portion and the lower portion is provided with eight connecting screw holes, and the upper portion and the lower portion are fixed through screws; the light reflecting cup and the LED lamp panel are meshed together through hole groove openings; the LED lamp panel is fixed to a table board on the lower portion of an inner cavity of the lamp base; and two O-shaped sealing ring grooves are formed in the upper portion of the inner cavity of the lamp base, and a preserved fixed screw hole and a power source plug interface are arranged at the bottom of the lamp base. High-power LEDs are adopted as a light source, and the lamp has the higher penetrating power under the water; the light energy utilization rate is improved; the component and the concentration of trace elements doped in LEDs are adjusted to achieve aim of frequency spectrum adjustment; gain of light absorbed by sea water is equalized within the limit of visible spectrum.

The invention discloses a self-service passive life-calling method and system. The method includes the following steps: S1, receiving mid-frequency search and rescue signals with adjustable intensity and converting them into electric energy; S2, triggering the generation of the calling-for-help signals manually or automatically The module generates a medium and high frequency distress signal; S3, seamlessly captures the medium and high frequency distress signal and determines the position and distance of the person in need of rescue. The present invention is based on medium and high-frequency signals. Compared with the existing search and rescue methods, the search and rescue measurement range can be expanded, so that the search and rescue will not be affected by the post-disaster environment, and the measurement accuracy and search and rescue efficiency are greatly improved; in addition, the call for help module in the present invention does not need Additional power supply and strong explosion-proof capability; in addition, in the present invention, according to different vital signs signals, searchers and rescuers can rationally allocate personnel to search and rescue survivors with poor vital signs so as not to delay the best treatment time, and finally achieve the goal of saving time when every second counts. Search and rescue the scene to save more lives.

The invention relates to a detection method of carbon dioxide oil displacement displacing front. The method comprises the following steps: obtaining the first wave arrival time of a same position of a rock core at different time by an ultrasonic probe; based on the known height of the rock core, calculating the average sound speed of the same position at different time; arranging the average sound speed of the same position at different time in a time order, connecting the points by a curve, based on the obtained average sound speed curve, and finding the change point of the curve; wherein the time point corresponding to the change point is the time point when the gas displacing front reaches the position detected by the ultrasonic probe. The detection method is a non-inserting method, does not affect the distribution of fluids in the rock core, and has better linearity. Compared with a CT method and a NMR method, the detection method has the advantages of stronger penetration performance, quicker speed, lower cost, more safety, and harmlessness. Compared with a microwave method, the detection method is suitable for gas containing detection, and the measurement results are more accurate.

The invention relates to a life detection radar system and method based on a random code modulation sine wave signal. The life detection radar system comprises a radar host and a hand-held terminal, the radar host comprises a power module, a central processing unit, a transmitting unit, a receiving unit, a transmitting antenna, a receiving antenna and a communication unit, the hand-held terminal transmits a life detection command to the radar host, the system generates the random code modulation sine wave signal after receiving the command, the random code modulation sine wave signal is transmitted by the transmitting antenna after being amplified by a power amplifier to perform life detection on a target area, an echo signal received by the receiving antenna is demodulated by a quadraturedemodulator after being amplified by a low noise amplifier, and a data collection module collects the demodulated signal, outputs the signal to the central processing unit to extract life informationand position information, and transmits an analysis and judgment result to the hand-held terminal for display. The system introduces a random code signal into the traditional Doppler life detection radar, so that the reaction is sensitive, the resolution is high, and the anti-interference ability is high.

The invention discloses a system and a method for realizing spray shape detection and imaging in a closed cavity. The system comprises an engine, gamma-photon detectors, gamma-photon shielding rings and imaging equipment, wherein an engine cylinder is internally provided with a labeled carrier solvent mixture; the carrier solvent mixture comprises a carrier solvent, a radionuclide and a combustionresidue remover; the gamma-photon detectors are arranged around the engine; the gamma-photon shielding rings are arranged around an engine injection nozzle and a fuel pipe; and the imaging equipmentis connected with the gamma-photon detectors. The method comprises the following steps: preparing the carrier solvent mixture as a fuel for operation of the engine; detecting shape of fuel mist in theengine by the gamma-photon detectors and performing static 2D imaging; and performing 3D imaging on spray shape, extracting interested regions and obtaining detection results. The system and the method provided by the invention can obtain the spray shape in the engine or detection results and 3D images of the spray shape in the closed cavity more accurately, clearly and intuitively.

The invention discloses an industrial machinery cleaning agent, which comprises the components with percentage by mass: citric acids 5-10 parts, tartaric acids 10-20 parts, hexamethylene tetramine 1-10 parts, silicone oil 15-20 parts, sodium hydroxide 10-15 parts, nonionic surfactant 1-5 parts and sodium silicate 3-10 parts. The industrial machinery cleaning agent has strong infiltration capacity, rapid in fouling cleaning speed and thorough in scale dissolution, can thoroughly remove fouling, achieves an ideal effect, is low in cleaning cost, does not cause more resource consumption, and has excellent practical effect.

The invention provides a method for treating furaltadone-containing wastewater. The method comprises the step of treating the furaltadone-containing wastewater by adopting ionizing radiation. The method has the advantages of short treatment time, high removal rate, easiness in operation and no secondary pollution.

The invention relates to a method for separating and purifying ursolic acid from loquat leaves and belongs to the technical field of plant extraction. The method comprises the steps that firstly, calcium carbonate superfine powder and hydrophilia organic matter are immobilized on attapulgite; secondly, washing is carried out continuously to remove other impurities; finally, supercritical CO2 extraction is adopted for adsorbing and extracting ursolic acid out of a solution. The extracted ursolic acid is very high in extraction rate and is almost being purified, and the purpose of high concentration is achieved. It is proved through living examples that the method is novel, the extraction process of ursolic acid is shortened, and the extraction time is saved by more than 85%; in addition, the extraction rate reaches more than 99.99%, and the extracted matter is free of impurities and is close to the purified effect.

The invention relates to a method for preparing instant rice from sprouted lightly-milled rice. The method is characterized by comprising the following steps: lightly milling rough rice, coating chitosan with a film (sprouts are not coated with films), sprouting in a high-temperature and high-pressure condition, cooking the sprouted rough rice, stewing, performing limit fermentation, and drying by adopting the cooperation of ultrasonic waves and infrared rays, so as to obtain the instant rice prepared from the sprouted rough rice. Nutritional ingredients of the rice can be enhanced by the sprouting of the rough rice and the limit fermentation; the rice can be dried by the cooperation of the ultrasonic waves and the infrared rays; ethyl alcohol generated due to the limit fermentation can be removed by distillation; porous structures can be generated, the water activity of the rice can be reduced, the reconstitution property of the rice is good, the nutritive value is high, and the storage period is long.

The invention discloses a dendritic eosin B-iodonium salt light initiator and a preparation method and application thereof. By combination of chromophore eosin B and iodonium salt, an electron transfer type visible light initiator system is obtained; by introduction of the electron transfer type visible light initiator system into a dendritic compound, visible light initiating efficiency is remarkably improved. The light initiator has advantages of environmental friendliness, high compatibility, low energy consumption and the like and used for initiating unsaturated polyester resin curing. A macromolecular light initiator is achieved, and by application of specific dendritic eosin B-iodonium salt to unsaturated polyester resin curing, appearance, hardness, glossiness and flexibility of obtained coatings are all excellent.

The invention relates to a preparation method of a novel pesticide preparation, and belongs to the field of pesticides. The preparation method is characterized in that firstly, a single dosage of pesticide is prepared into four dosage forms of a microcapsule suspending agent, a suspending agent, an aqueous emulsion and a microemulsion, and then a slow-release medicament and a rapid medicament are blended to prepare the pesticide preparation, wherein the slow-release medicament adopts the microcapsule suspending agent or the suspending agent, and the rapid medicament adopts the aqueous emulsion or the microemulsion. Through compounding various different pesticide dosage forms for use, the exertion time of a pesticide effect is controlled and the persistence of the pesticide effect is improved; more effective exertion of pesticide effectiveness is realized; the advantages of good environmental protection, small effect of environmental factors, good stability, wide universality, long-lasting effect and the like are achieved.

The invention discloses a knee osteoarthritis disease therapeutic instrument including a casing and a control box. The front and the rear side of the casing are provided with binding belts, the ends of the binding belt are provided with locking buckles, the middle part of the surface of the casing is provided with a medicine bag, a medicine container is arranged in the medicine bag, the casing surfaces at the two sides of the medicine bag are provided with magnet therapy heads, and the inner cavity of the left end of the control box is provided with a pulse generator. The knee osteoarthritis disease therapeutic instrument is provided with the medicine bag and the magnet therapy heads to treat the knee joints, the penetrability of magnetic therapy is high, and the characteristics of traditional Chinese medicines can be effectively played, the pain of patients can be alleviated, and the patients' recovery is facilitated; the edge of the middle part of the casing is provided with a notch, so that even though the patients' legs bend and lower limb joints make flexion, the attachment of the medicine bag and the magnet therapy heads to the knee joint skin is not influenced; and the medicine bag is provided with a slide fastener to facilitate the taking and putting of the medicine container, so that simpleness and convenience are guaranteed. The knee osteoarthritis disease therapeutic instrument is simple in structure, significant in effect, and convenient to wear.

The invention relates to an open-width sand washing machine. The open-width sand washing machine comprises an input end and an output end of a fabric conveying path, the fabric conveying path furthercomprises a high-pressure spraying box for spraying a sample on a fabric in a dry or wet way and a microwave high-frequency electromagnetic box arranged in front of the high-pressure spraying box; themicrowave high-frequency electromagnetic box produces friction through an air medium in a microwave box so as to further rub the fabric, the fabric is opened and a fiber is fluffy; the microwave high-frequency electromagnetic box comprises a microwave cavity and a plurality of unit microwave generator component arrays distributed on various surfaces of the microwave cavity, and the unit microwavegenerator component arrays transmit microwaves to the fabric in the microwave cavity to produce friction. The fabric is opened through the microwave, the production efficiency is high, the product quality is good, and the energy is saved.

The invention discloses a novel metal surface cleaning fluid which is prepared from the following raw materials in parts by weight: 4.3-5.6 parts of fatty alcohol ether sodium sulfate, 2.8-4.5 parts of polysaccharide sulfuric acid ester, 5.6-7.8 parts of sodium carbonate, 3.5-5.4 parts of potassium pyrophosphate, 5.5-7.5 parts of ammonium lauryl sulfate, 2.4-5.5 parts of stabilizing agents and 3.3-6.5 parts of inorganic bases. The novel metal surface cleaning fluid disclosed by the invention has high infiltration capacity, does not have the characteristics of inflammability and explosiveness when in use, is high in safety coefficient, can not cause larger adverse effect on a working environment, does not contain substances, such as nitrite, phenol and formaldehyde which are harmful to the environment, can be used for removing the oil stains from a workpiece surface as soon as possible by dint of modes, namely heating, brushing, and the like, during cleaning when in use, is harmless on operators and has the advantages of safety, environment friendliness, easiness for waste liquid treatment, low cleaning cost and high economic benefit.

Provided in the invention is a health-care earphone comprising an earphone housing (1), an audio output module (2), an ultrasonic health care module (3), an infrared health care module (4), and a power supply module (5) electrically connected with the ultrasonic health care module (3) and the infrared health care module (4). The ultrasonic health care module (3) and the infrared health care module (4) are arranged inside the earphone housing (1). The provided health-care earphone not only has the basic earphone functions but also is capable of carrying out ultrasonic health care processing on the brain by using the ultrasonic health care module. On the basis of the principle of acupuncture and moxibustion therapy of the traditional Chinese medicine, the infrared health care module emits nanometer infrared rays exerted on the acupuncture points of ears, thereby realizing health care of the ears. Moreover, a rechargeable battery is arranged and is used for providing a power supply for the ultrasonic health care module and the infrared health care module. The earphone with a simple structure can be used conveniently.

The invention provides a welding process for metal filter elements. A domestic quantitative purpose can be satisfied, the quality of the welding process is stable, the qualified rate is high (can reach more than 95%), and the production cost is low. The specific solution scheme is that the welding process comprises the following steps: (1) cutting and blanking sintered meshes or sintered felt meridians to roll; (2) welding via vacuum electron beams to form a filter cartridge; (3) rolling and straightening the filter cartridge for many times; (4) welding a filter element joint which is processed well and the filter cartridge via the vacuum electron beams. In the welding process, filter materials and micro joints are effectively protected due to the protection of vacuum state; the welding penetration errors of the electron beams are small, welding seams are narrow, rejection rate is reduced, and domestic quantitative production is realized on the premise of satisfying stable quality, high qualified rate and low production cost.