128results about How to "Long continuous running time" patented technology

The invention belongs to the technical field of microscopy imaging, and discloses an integrated portable confocal opto-acoustic microscopy imaging device and a method. The imaging device comprises an opto-acoustic excitation light source, an acousto-optical confocal opto-acoustic detector, a photodiode, a miniature X-Y two-dimensional galvanometer, a spectroscope, a lens, a sample table, a double-channel parallel acquisition card and a computer with acquisition control software and two-dimensional galvanometer control software. The method includes steps that after the direction of laser light emitted from the opto-acoustic excitation light source is changed via the miniature X-Y two-dimensional galvanometer, the laser light is focused by the balsaming lens and irradiates on samples to excite opto-acoustic signals, the opto-acoustic signals are received by the acousto-optical confocal opto-acoustic detector, the incident angle of a light beam is continuously changed by the two-dimensional galvanometer so that the samples are scanned, and finally, an opto-acoustic image is rebuilt by maximum projection algorithm. A micro-chip laser device and the miniature X-Y two-dimensional galvanometer are integrated to form the portable confocal opto-acoustic microscopy imaging device, mobility is good, imaging speed is fast, and resolution ratio and contrast ratio are high.

Production of ethyne by coal and natural gas plasma pyrolyzation and its apparatus are disclosed. It is produced by spraying plasma, buggy steam current and natural gas protective gas in plasma reactor, reacting and generating mixed ethyne gas, cooling, separating, storing ethyne, passing gas into plasma generator and reutilizing, sprayed natural gas forming gas protective layer on plasma reactor wall to prevent carbon fragment from coking, and pyrolytic reacting to obtain mixed ethyne gas. It achieves high converting efficient and reacting efficient.

The invention discloses a treatment method for a garbage leachate membrane concentrated solution. The treatment method comprises the following steps: feeding the garbage leachate membrane concentrated solution into a membrane separating device to remove degradation-resistant organic substances such as humic acid in the concentrated solution, mixing the outlet water of the concentrated solution with a reverse osmosis concentrated solution, then removing scaling ions such as Ca<2+> and Mg<2+> and other inorganic substances in the concentrated solution by softening, precipitating and filtering, introducing the outlet water into the reverse osmosis membrane to further concentrate, and realizing up-to-standard release of produced water; and finally, spraying back the concentrated water back to an incinerator for incineration, evaporative crystallization or outward processing. The treatment method can be used for realizing efficient treatment of the garbage leachate membrane concentrated solution, and has the advantages of being stable in operation, high in treatment efficiency, low in operation cost, convenient to maintain and manage, and the like in comparison with the existing treatment method for the garbage leachate membrane concentrated solution.

The invention discloses an ultrashort pulse microwave thermoacoustic imaging method and an ultrashort pulse microwave thermoacoustic imaging device. The device comprises an ultrashort pulse microwave generator, an ultrasonic detector and a data acquisition and image reconstruction device. The method comprises the following steps of: fixing an object to be detected in a coupling tank containing deionized water; making the ultrashort pulse microwave generator output ultrashort pulse microwaves under the control of a trigger circuit, making the ultrashort pulse microwaves uniformly irradiate theobject to be detected through a pulse transmitting antenna, and exciting to obtain thermoacoustic signals; and receiving the thermoacoustic signals by using the ultrasonic detector, making signals output by the trigger circuit trigger a data acquisition card to acquire the thermoacoustic signals, and recording and saving the thermoacoustic signals and reconstructing images by using a computer. The ultrashort pulse microwave generator with ns-level pulse width excites the thermoacoustic signals, the thermoacoustic signal exciting efficiency can be greatly improved, and a sample to be detected is subjected to high-resolution tomography. The device has high imaging resolution, simple structure and low cost, and is convenient to operate and easily promoted and applied in the field of nondestructive testing.

The invention relates to a crystallizer for hydrolyzing carnallite. The crystallize comprises an inner cylinder, an outer cylinder, a mother solution distributor, a stirring paddle, a crystallizer cylinder body, a low-sodium carnallite inlet, a mother solution inlet, a decomposition liquid outlet and a product outlet. According to the crystallizer, the remaining time of low-sodium carnallite in a dissolving region can be prolonged, and the problem that low-sodium carnallite is not fully mixed and decomposed and then overflows to the bottom of the crystallizer from the upper part of the inner cylinder in the existing crystallizer is solved; and generated potassium chloride particles can grow above 0.2mm in particle size to ensure that solid potassium chloride is easily dewatered and dried, and washing water and heat energy required by drying are saved.

Provided are slurry bubble column technology for preparing ethylene through acetylene hydrogenation and a device thereof. The slurry bubble column technology includes adding water and then catalyst into a reactor, filling inert gases for replacing, heating, leading gas mixture of acetylene and hydrogen to enter in the reactor for reacting from the bottom of the reactor through a gas distributor, finally exhausting reaction products and unreacted feed gases from the top of the reactor, and separating to obtain the ethylene. The unreacted feed gases and the feed gases are mixed and then enter the reactor again for reacting. The reactor comprises a reaction gas inlet at the bottom, the gas distributor and a material liquid exhaust port, a reactor barrel body is arranged on an expended section on the upper portion of a slurry bubble column reactor, and a catalyst feeding port and a gas outlet are arranged at the top of the reactor. The slurry bubble column for preparing the ethylene through the acetylene hydrogenation is simple in structure, overcomes the phenomenon of temperature runaway in a fixed bed reactor and improves the conversion rate and selectivity of the reaction, and the operation is easy to control.

The invention relates to a microporous gas distributor, which comprises a shell (1), wherein the shell (1) is provided with a gas inlet (5), a liquid inlet (6) and a liquid outlet (7); a ceramic membrane element (2) is arranged in the shell (1), one end of the ceramic membrane element (2) is opened, the other end of the ceramic membrane element (2) is sealed with epoxy resin, and the opening ends of the gas inlet (5) and the ceramic membrane element (2) are communicated. According to the invention, by the micropore properties of membrane material, gas enters from the opening end of the ceramic membrane element and is discharged from the micropores of a side wall so as to make bubbles fine and uniform, and liquid moves from the liquid inlet to the liquid outlet so as to make the bubbles diffused in the ceramic membrane element fully contacted with the liquid in the shell. The gas and liquid mass transfer efficiency is improved, a ceramic membrane has the characteristics of high temperature resistance, high pressure resistance, acid-base resistance and the like and can be used for a long time in various solutions, the continuous operation time is long, the operation is stable, and the operation cost is reduced.

The invention discloses a system and a method for purifying sewage by powdered active carbon. The system comprises a carbon adding device, a mixing treatment device, a carbon-water separation device, a backwashing device, a control system and a power supply module. The method comprises the following steps: sufficiently mixing the powdered active carbon with the sewage and feeding a mixture into the carbon-water separation device by a feeding pump to be subjected to carbon-water separation; then detecting a water inlet and outlet pressure difference of the carbon-water separation device according to a pressure controller; automatically starting the backwashing device to carry out backwashing on a hollow micro-pore filtering pipe; and finally, closing the backwashing device and opening a coal slurry outlet solenoid valve; discharging the coal slurry; and activating after dehydrating and drying. The system and the method disclosed by the invention can be used for purifying the sewage by using the powdered active carbon; equipment is simple and easy to operate and low in operation cost; the separated powdered active carbon is intensively recycled; the continuous operation time of the equipment is long, the backwashing time is short and the efficiency is high.

The present invention discloses a coal gasifying plasma process and apparatus. After work gas is sprayed into plasma generator and the power supply is applied to produce plasma field, synthetic gas and preheated coal powder are sprayed into the plasma generator for reaction to generate mixed gas; the mixed gas is made to pass through water-gas heat exchanger and enter the gas-solid separator to separate coal ash falling into coal ash tank and synthetic gas entering the bag-type dust collector for further separation; of the separated synthetic gas, great amount is output as the product while part is fed to coal powder pipe and synthetic gas pipe; and plasma generator electrode cooling water is fed to the preheater before being synthesized into steam sprayed to inner wall of the plasma generator to avoid coking. The present invention has reasonable technological process, compact structure, no environmental pollution, long continuous running time, high coal gasifying rate and high efficiency.

Disclosed is an apparatus for preparing fine particles through rapid expansion of supercritical fluids, which is composed of a CO2 solvent bottle, a condensation compressor, a solvent storage tank, a high pressure pump, an extraction kettle, a nozzle, a crystallization kettle, an exhaust and collection device and a plurality of regulating and controlling valves. The apparatus adopts the connection and operation according to the following process: a CO2 solvent enters the condensation compressor from the CO2 solvent bottle by passing through a switch valve V1 and then is output to the solvent storage tank after being cooled, then is output to the high pressure pump for compression and then output to the extraction kettle through a regulating valve V2 to extract (or dissolve) materials in a material container of the extraction kettle, thereby forming a supercritical fluid which is then sprayed into the crystallization kettle via the nozzle by passing through a nozzle control valve V3, the solute in the fluid is separated out in the form of ultrafine particles after decompression expansion, and the solvent is discharged to the air via the exhaust and collection device by passing through an exhaust control valve V5. The apparatus overcomes a plurality of defects of the existing decompression expansion device, and can properly meet the requirements on process quality of the rapid expansion of supercritical solutions (RESS).

The invention relates to an air conditioner control system based on biological signals and a control method of the air conditioner control system. The air conditioner control system based on biological signals comprises an air conditioner main body. The air conditioner main body comprises a wireless receiving module, a signal analysis engine module and an air conditioner control unit. The wireless receiving module is used for receiving the biological signals coming from a wireless transmitting module and transmitting the biological signals to the signal analysis engine module. The wireless transmitting module is used for receiving the biological signals of a biological signal control module and transmitting the biological signals to the wireless receiving module. The biological signal control module is used for adjusting the biological signals of a biological sensor and transmitting the biological signals to the wireless transmitting module. The biological sensor is used for detecting a plurality of biological signals and providing the biological signals to the biological signal control module. The signal analysis engine module is used for classifying, extracting and analyzing the biological signals, generating air conditioner state adjustment request commands according to a predetermined conversion method and a predetermined conversion protocol and transmitting the air conditioner state adjustment request commands to the air conditioner control unit. The air conditioner control system based on the biological signals and the control method of the air conditioner control system have the characteristics of high operation flexibility and good comfort.

The invention relates to an integrated photoacoustic mammary gland imaging detection device based on optical fiber beam splitting and a flexible detector. The integrated photoacoustic mammary gland imaging detection device comprises the detector and further comprises an optical fiber bundle, wherein the optical fiber bundle divides a laser beam into multiple laser beams, the detector is the flexible detector, the flexible detector comprises a flexible substrate which is deformable in a bent mode, but is not deformable in a tensile mode and fits with the surface shape of the mammary gland, and multiple array elements evenly distributed on the flexible substrate and receiving ultrasonic signals reflected by the mammary gland. The multiple ends, corresponding to the multiple laser beams, of the optical fiber bundle are coupled with the flexible substrate and are evenly distributed on the flexible substrate, and accordingly the laser light can penetrate through the flexible substrate to be irradiated onto the mammary gland. The invention further relates to an integrated photoacoustic mammary gland imaging detection method based on optical fiber beam splitting and the flexible detector. Large-area uniform photoacoustic imaging can be achieved, seamless fitting with the mammary gland to be detected is achieved, and the integrated photoacoustic mammary gland imaging detection device and the integrated photoacoustic mammary gland imaging detection method are especially suitable for breast cancer detection and belong to the technical field of photoacoustic imaging.

The invention relates to a close-contact ultrasonic coupling adaptive device for photoacoustic/thermoacoustic mammary gland imaging detection, and belongs to the technical field of photoacoustic/thermoacoustic imaging. The adaptive device comprises a detection cup, a coupling liquid spray device and an air pressure regulating device, wherein a to-be-detected breast is placed in the detection cup with the shape and the size corresponding to the breast; the coupling liquid spray device is connected with the detection cup, and can spray ultrasonic coupling liquid between the to-be-detected breast and the detection cup; and the air pressure regulating device is connected with the detection cup by an air guide tube, and inhales or deflates between the to-be-detected breast and the detection cup. The adaptive device has the advantages that the adaptive device is good in matching degree, safe, comfortable, easy to replace, and high in automation degree.

The invention discloses a staff metabolism simulation system for ground comprehensive tests of a manned spacecraft. The staff metabolism simulation system mainly comprises an oxygen concentration simulation unit, a carbon dioxide simulation unit, a nitrogen simulation unit and a humidity simulation unit. The staff metabolism simulation system is connected with a sealed cabin through pipelines, and air circulates between the staff metabolism simulation system and the sealed cabin of the manned spacecraft. According to an input simulation staff number and each staff metabolism mode, a control system calculates control targets of the heat production quantity, the humidity production quantity, the oxygen consumption quantity and the carbon dioxide increase quantity in combination with a metabolism based empirical formula, and controls a fan, a valve, a compressor, a molecular sieve, a flow controller, a pump and a heater so as to achieve the control targets through data such as temperatures, pressure, flow and oxygen concentration in an acquisition system according to preset control logic. Compared with staff metabolism simulation systems in prior art, the staff metabolism simulation system has the advantages that no staffs are required for participating in the tests, and capacities of a thermal control system and an environment control system are simultaneously assessed; and compared with tests with the staff, test systems constructed by the staff metabolism simulation system are safer, higher in flexibility, longer in continuous running time and fuller in product assessment, and do not occupy cabin volume.

The invention provides a preparation method of an onium hydroxide represented by formula I. The method comprises the following steps: sending an aqueous solution of onium salt represented by formula II into a bipolar membrane electrodialysis apparatus, and carrying out bipolar membrane electrodialysis to obtain an aqueous solution of the onium hydroxide represented by formula I, wherein a neutralizing liquid is sent into the acid chamber of the bipolar membrane electrodialysis apparatus, and contains a substance, and the substance and HX undergo an acid-base reaction. The preparation method of the onium hydroxide has the advantages of long continuous running time of the bipolar membrane electrodialysis apparatus, production cost reduction and production efficiency increase. The onium hydroxide prepared through the method has purity and good quality.

The invention relates to a NaClO generator which comprises an electronic control cabinet, an electrolytic device, a salt dissolving device and a NaClO storage tank. The NaClO generator is characterized in that the electronic control cabinet and the electrolytic device are electrically connected, an electrolytic cell is arranged in the electrolytic device, and water is introduced into the electrolytic device and the salt dissolving device respectively through pipelines; a lift pump is arranged between the salt dissolving device and the electrolytic device, an inlet end of the lift pump is communicated with the salt dissolving device through a pipeline, and an outlet end of the lift pump is communicated with the electrolytic device through a pipeline; and a NaClO outlet is arranged on the electrolytic device, and the NaClO outlet is connected with the NaClO storage tank through a pipeline. The invention solves the problems of complex equipment structure, high manufacturing cost, troublesome maintenance, short operation period and influenced long-term safe operation of equipment of a NaClO generator using a pipe type electrolytic pipe in the prior art. The NaClO generator has the advantages of simplified equipment structure, small occupied area and low operation cost, is convenient to maintain and can safely and reliably operate in complex environment for long term.

The invention relates to a circulating fluid bed waste incineration boiler with an open-type furnace chamber. The circulating fluid bed waste incineration boiler comprises the open-type furnace chamber, a cyclone separator, a cooling chamber and a tail convection flue which are connected with one another in turn, wherein the lower end of the cyclone separator is connected with an external heat exchanger, and the other end of the external heat exchanger is connected with the open-type furnace chamber; a high-temperature over-heater is arranged in the external heat exchanger; a plurality of air distribution tubes are arranged on the same horizontal plane equidistantly to form an open-type air distribution plate which is arranged at the bottom of the open-type furnace chamber; an ash hopper is connected below the open-type air distribution plate; a fuel ash valve is arranged below the ash hopper; the open-type air distribution plate separates the upper part of the open-type furnace chamber and the ash hopper; and the open-type air distribution plate consists of the plurality of air distribution tubes. The circulating fluid bed waste incineration boiler can successfully discharge materials which can be easily wound on an air cap, or large-particle or even blocky materials such as iron wires, iron nails and the like in wastes, can uniformly distribute air, is difficult to coke and clinker, and fulfills the aims of prolonging the continuous operation time of the waste incineration boiler and saving energy resources.

This invention is a vibrating high burnout grate. The fire bar is fixed at the grate surface. The grate is suspended on the furnace wall through steel wire and can move a little backwards. The air chamber in vibration device provides driving force for grate to move. The anterior end of grate is material feeding opening. The posterior end is slag-off opening. The superior end is combustion chamber. The inferior end is air chamber. This invention has high combustion efficiency and long life span.