Mulberry leaf-Fuzhuan tea and production method thereof

The invention discloses a mulberry leaf-Fuzhuan tea. The mulberry leaf-Fuzhuan tea is prepared by the following steps: carrying out graded picking according to different seasons, spreading and spraying water, carrying out fixation, rolling, carrying out pile fermentation, roasting and drying, crushing and piling, carrying out moisture measurement and injecting slurry, steaming, carrying out pile fermentation, carrying out secondary steaming, metering and building, and carrying out fungus growing and drying. According to the mulberry leaf-Fuzhuan tea, a secondary pile fermentation process is used for treating so that the green and astringency taste of mulberry leaves can be completely removed; the sensory quality of the mulberry leaf-Fuzhuan tea has an individual style; the mulberry leaf-Fuzhuan tea does not contain hard tea stems except light tea stems including leaf veins and the like, and the appearance is better than that of common dark tea; the mulberry leaf-Fuzhuan tea combines the ...

Back light modulating and changing method for plane display

A method for adjusting backlight source of plane display device, which contains switching on display screen, detecting backlight module of odd number or even number in said plane display device, if the number of backlight module is odd number then driving a backlight module in most central area, if the number of backlight module is even number then driving one of two backlight modules in cost central area, switching on backlight module in one side adjacent the central area, next time switching on the backlight module in another side adjacent the central area and switching off backlight module in central area, according to this order to switching on all backlight modules extended from center to the outer to complete a circulation, then ending.

Communication method and system based on T-BOX data security storage component

The invention provides a communication method and system based on a T-BOX data secure storage component, the communication system comprises an SDK module, an application process module and a data integrity measurement module, the application process module is configured with a secure storage component of the T-BOX module, the SDK module provides a file encryption C API, a file decryption C API, a data encryption C API and a data decryption C API, and the T-BOX module is configured with the secure storage component of the T-BOX module. The secure storage component comprises a file encryption system model, a file decryption system model, a data encryption system model and a data decryption system model; according to the method, the functions of file content encryption and decryption and encryption and decryption of the memory data blocks on the process stack are provided, the security information requirement of data storage applied to the T-BOX is met, various service models work in a classified ...

Priority passing method and system based on V2I

The invention belongs to the technical field of vehicle passing control, and particularly relates to a V2I-based priority passing method and system.The method comprises the steps that firstly, a vehicle owner registers and applies for a target vehicle license plate to an authoritative department, and a cloud server generates a digital watermark through a specific number and a digital signature and embeds the digital watermark into a vehicle license plate image; when the target vehicle travels to the roadside end shooting area range, the roadside end collects a vehicle license plate image and uploads the vehicle license plate image and roadside end data to the cloud server; the cloud server identifies and extracts a target vehicle license plate in the vehicle license plate image, and the extracted target vehicle license plate and the roadside end data are matched in pre-stored data to verify whether the target vehicle enjoys the passing authority on the corresponding one-way road; and the ...

Driving device for resolving display dispersion

Brake hub temperature prediction method considering driver behavior

The invention relates to a brake hub temperature prediction method considering driver behaviors. The method comprises the following steps: 1) carrying out a real vehicle test and collecting data in the real vehicle test process; 2) analyzing the relationship among the tunnel road section, the driver behavior and the brake hub temperature based on the collected data; (3) a braking coefficient and a temperature gradient are determined based on the collected data, and correlation analysis is conducted on the braking coefficient and the temperature gradient; 4) establishing a three-dimensional model of the brake hub, performing thermodynamic simulation on the tunnel road section and the brake hub under different working conditions, and solving a temperature ratio of the tunnel road section to a common road section; 5) obtaining a brake hub temperature rise model based on the driver behavior and a brake hub cooling model based on the driver behavior; and 6) predicting the temperature of the ...

Rapid identification method and system for identity of special vehicle

The invention provides a special vehicle identity rapid identification method and system, and the method comprises the steps: receiving an identity identification request message of a special vehicle; performing primitization on the special vehicle feature information to generate an identity recognition primitive set; the edge computing device verifies the signature information of the identity recognition request message based on the digital certificate of the special vehicle; the intelligent roadside equipment selects and executes the identity recognition primitives from the identity recognition primitive set, and sends an execution result to the edge computing equipment; and the edge computing device cooperatively recognizes the identity of the corresponding special vehicle according to the signature verification result and the execution result of the identity recognition primitive set. According to the method, a special vehicle identification mode is granulated into a plurality of atomic ...

One-way street priority passing system and method based on Internet of Vehicles

The invention provides a one-way street priority passing system and method based on the Internet of Vehicles. The system comprises a vehicle end used for sending a request to a roadside end to obtain a roadside end number, and used for sending priority passing request information to a cloud server; after the access authority is received, if reverse passage is allowed, the vehicle end passes through the one-way road in a retrograde way under the condition of ensuring safety; if the vehicle end is not allowed to pass reversely, the vehicle end cannot pass through the one-way road reversely; the cloud server is used for obtaining the geographical location information of the one-way street corresponding to the roadside end according to the roadside end number; the passing authority of the vehicle end on the one-way road is obtained; if the reverse passage is not allowed, the cloud server directly sends the passage authority of not allowing the reverse passage to the vehicle end; and if the ...

Static force vibration absorber

The static vibration-absorbing equipment is formed from rubber, upper steel seat, wire rope and lower steel seat, and is applicable to various machines and railroad bridge, etc. Saiod invention can overcome the defects of existent vibration-absorber, and provides a static vibration-absorbing device with layer load, small deformation, high vibration-isolating efficiency and without sympathetic vibration.

Process for extracting drug combination for treating hypertension and hyperlipemia

The invention relates to a process for extracting a drug combination for treating hypertension and hyperlipemia. The drug combination is a drug combination of puncturevine caltrop fruits and radish seeds, and is obtained by virtue of material selection, extraction, high-speed centrifugation, oil adsorption, impurity removal, adsorption elution and low-temperature and low-pressure concentration and drying; and the raw materials are wide in source and low in cost. According to the extraction process, water extraction, diatomite adsorption of oil, and adsorption elution of D941 macroporous adsorption resin, DM21 macroporous adsorption resin and AB-8 macroporous adsorption resin are adopted, and 70% ethanol and 50% ethanol are used for elution impurity removal. The drug combination provided by the invention has the advantages of wide raw material source, low cost, simple extraction process, and significant effects of treating hypertension and hyperlipemia.

Compound mulberry leaf Fuzhuan brick tea and production method thereof

The invention discloses compound mulberry leaf Fuzhuan brick tea. A preparation method of the compound mulberry leaf Fuzhuan brick tea comprises the following steps: quarterly grading and picking, green spreading and water spraying, fixation, rolling, pile fermentation, baking and drying, crushing, stalk separation and screening, compatible piling, moisture measuring and grouting, steaming, pile fermentation, secondary steaming, measuring and building, and floating and drying. According to the compound mulberry leaf Fuzhuan brick tea disclosed by the invention, by virtue of secondary pile fermentation process treatment, the green and crude astringent taste of mulberry leaves can be completely removed, the compound mulberry leaf Fuzhuan brick tea is scientifically combined with mulberry leaf raw material tea and ordinary raw dark green tea, and the sensory quality of the tea has a unique style; in an aspect of appearance, because the proportion of the mulberry leaf raw material tea is increased ...

Electrode connecting structure of loudspeaker monomer

The invention discloses an electrode connecting structure of a loudspeaker monomer. The loudspeaker monomer comprises at least one electrode layer, wherein the electrode layer is made from a conducting material or formed by forming a conducting layer on the surface of a non-conducting material. The electrode connecting structure comprises a conducting electrode and a rubber material. The conducting electrode is used for providing power signals used by the loudspeaker monomer for making sound. The rubber material parallelly adheres to the conducting electrode on the surface of the electrode layer and electrically connects the conducting electrode and the electrode layer due to an adhesion property, wherein the rubber material is attached onto one side, which is tightly adjacent to the conducting electrode, of the surface of the electrode layer.

Straightening device and straightening method of welding gun head connecting rod

The invention discloses a straightening device and a straightening method of a welding gun head connecting rod. The straightening device comprises at least three extrusion rollers disposed along the same direction, wherein the extrusion rollers form extrusion space which is used to store an end part of the welding gun head connecting rod; and at least one of the extrusion rollers is movable, the extrusion roller is moved towards the extrusion space when the end part of the welding gun head connecting rod is stretched into the extrusion space in order to realize extrusion to the end part of the welding gun head connecting rod, and the end part of the welding gun head connecting rod or all the extrusion rollers are rotated as a whole in order to realize compression or straightening repair of the end part of the welding gun head connecting rod. By the straightening device and the straightening method, the end part of the welding gun head connecting rod is repaired in a short period, the welding ...

Energy-saving brick

The invention provides a novel energy-saving brick, which is a sector block and consists of a little end heavy wear layer and a big end light heat-insulation layer. The thickness A is 98 millimeters, the sector angle B is 6.53 degrees; the radius of an outer circle of the light heat-insulation layer is 2000 millimeters. The novel energy-saving brick is characterized in that the radial length of the light heat-insulation layer is between 140 and 180 millimeters, and the total radial length of the heavy wear layer and the light heat-insulation layer is between 300 and 350 millimeters. The service life is longer than 2 years.

Multi -functional exhaust shoes

The utility model provides a multi -functional exhaust shoes, belongs to shoes clothes field, including upper of a shoe (1) and sole (2), characterized by sole (2) inside establish exhaust passage (4), sole (2) upper surface establishes and communicates with each other with exhaust passage (4), foraminiferous elastic bulge (3), sole (2) lateral surface establish with exhaust passage (4) communicating one -way gas vent (5), one -way gas vent (5) be V groove part crack and describe that just open side down. During the walking, one -way gas vent (5) of opening the normal close are pressed impressed exhaust passage (4) by elastic bulge's (3) hole in to the interior dirty gas of shoes, make the interior dirty gas of shoes discharge, the foot can play the effect of massage sole to elastic bulge's (3) reciprocal extrusion, the setting of elastic bulge (3) and exhaust passage (4) makes this multi -functional exhaust shoes effectual shock attenuation reduce pressure.

Apparatus and method for treating titanium tetrachloride slurry containing vanadium

Unbeveledend butt weld detection system based on reflecting two-way converging adjustable light path

The invention relates to an unbeveledend butt weld detection system based on a reflecting two-way converging adjustable light path. The detection system comprises an imaging device and an image controller connected with the imaging device, wherein two light source generators are symmetrically and fixedly arranged at two sides of the imaging device, prisms are arranged right below light exits of the light source generators, the prisms can rotate around the vertical direction so as to form certain angle, the light ray emitted by the light source generators is firstly refracted by the prisms, then passes through a plate to be detected and enters the imaging device, an image formed by the imaging device is transmitted to the image controller by the imaging device, the image controller processes the received image so as to obtain a high definition weld inspection image. According to the detection system, the illumination intensity can be enhanced, and the influence of the shadow generated by ...

High accuracy magnetic synthetic voltage stable signal power source screen

It consists of main and emergency power switching circuit, main loop magnetic combinated voltage-stablizing circuit, phase-sensitive-track voltage-stablizing circuit and switching accelerating circuit. The advantages are: quick switch speed between main and emergency power supplys, keeping vibration of 25Hz phase-sensitive-track circuit and making signal command system working safely and reliablywithout red light band flashing. By using magnetic combinated voltage-stablizing technology, it gats wider voltage-stablizing range, higher voltage-stablizing precision, small voltage waveform distortion and strong anti-interference ability etc.

Priority passing method and system based on V2X

The invention belongs to the technical field of vehicle passing control, and particularly relates to a V2X-based priority passing method and system, and the method comprises the steps: enabling the information of a vehicle with priority passing authority and encryption and decryption public and private key pairs to be pre-stored in a cloud server in V2X, and presetting a one-way road sign containing a digital watermark on a one-way road; a target vehicle collects a one-way street sign image, obtains a street end point position by extracting and verifying a digital watermark, obtains a distance from the target vehicle to the target vehicle by using the one-way street end point position, and sends a priority passing request to the cloud server when the distance meets a preset threshold value; the cloud server verifies the passing authority of the target vehicle by using pre-stored vehicle information and feeds back a verification result to the target vehicle and the roadside end; and the ...

Contact sensor and automation system using same

The application relates to a contact sensor (23) on which at least one unit touched area A is defined, which is arranged on a movable member (22) of an automation device and is electrically connected with a controller (21) of the automation device so as to change the motion state of the movable member (22). The contact sensor (23) comprises a first contact sensing unit (231) and a second contact sensing unit (232). The first contact sensing unit (231) is located in the unit touched area A and is provided with a first output end (231o), and the first output end (231o) is electrically connected with the controller (21). The second contact sensing unit (232) is also located in the unit touched area A and is provided with a second output end (232o), and the second output end (232o) is electrically connected with the controller (21).

Assembly structure of plane loudspeaker

The invention relates to an assembly structure of a plane loudspeaker, which comprises at least two loudspeaker monomers and at least one connecting element, wherein each loudspeaker monomer comprises a first electrode, a vibrating membrane and a second electrode; the connecting element comprises a first conducting layer, a second conducting layer and a first insulating layer; the first conducting layer is electrically connected with the first electrode in a certain area and respectively has a first length and a third length which are parallel with a contact surface; the second conducting layer is electrically connected with the second electrode in a certain area and respectively has a second length, a fourth length and a fifth length which are parallel with the contact surface; the thirdlength is less than or equal to the sum of the first lengths of the two loudspeaker monomers; and the sum of the third length, the fourth length and the fifth length is less than or equal to the sum of ...

Preparation method for white tea

The invention provides a preparation method for white tea. The preparation method comprises the following steps: (1) picking fresh leaves: picking fresh leaves with one bud of a Shidacha tea tree variety; (2) naturally withering: uniformly paving the leaves without overlapping; naturally withering without turning around; withering for 70-85 hours at 20-30 DEG C under the relative humidity of 65%-80%; (3) drying: drying the 90% dried buds at high temperature; primarily drying for 10 minutes at 80-90 DEG C; paving for 2 hours and then re-drying for 2 hours at 60 DEG C; (4) picking out: picking out the deformed and crushed bud leaves out; and (5) storing a finished product: sealing and refrigerating the picked finished product. The inventor takes the fresh leaves of the Shidacha tea tree variety which is a provincial-level tea tree improved variety of Anhui Province as the basis to prepare the white tea and the traditional viewpoint that Shidacha tea leaves are not suitable for preparing the ...

Honeysuckle hot gas flow drying device

The utility model relates to a honeysuckle hot gas flow drying device, it is including jar body and a jar door, the jar body all sets up to double -deck hollow structure with jar outer wall of door, the internal wall of jar sets up supporting seat group, supporting seat group is including establishing the supporting seat at internal wall both sides of jar and middle part, be equipped with the material dish on the supporting seat, the bottom of the jar body is equipped with drying duct, drying duct is equipped with the heat outlet, even there are main air supply pipe and vice air supply pipe in drying duct's lower part, main air supply pipe is provided with the main inlet control valve, vice air supply pipe is provided with vice governing valve, the main inlet control valve even has the controller with vice governing valve, even there is the shunt tubes on drying duct's upper portion, the shunt tubes even has the steam shower nozzle, jar body upper portion is equipped with humidity transducer ...

Adjustable convergence light path tiny butt-joint weld-joint detection system with structured light

The invention discloses an adjustable convergence light path tiny butt-joint weld-joint detection system with structured light. The adjustable convergence light path tiny butt-joint weld-joint detection system comprises an image controller and an imaging device connected with the image controller, wherein two sides of the imaging device are respectively provided with an illumination light source generation device, a structured light source generation device is arranged in front of the imaging device, the two illumination light source generation devices respectively rotate for an angle alpha and an angle beta in the vertical direction, and the structured light source generation device rotates for an angle gamma in the vertical direction. Two light sources at two sides of the imaging device are converged to one part, so that the illumination of a tiny butt-joint weld joint can be realized, the light intensity can be increased, the light intensity is enabled to be uniform, and a gap characteristic ...

Wet process of extracting vanadium and/or molybdenum from waste catalyst

Expressway driving risk discrimination method based on speed risk potential field

The invention relates to an expressway driving risk discrimination method based on a speed risk potential field. The expressway driving risk discrimination method comprises the following steps: 1) data acquisition and processing: acquiring and processing portal gate road section monitoring data, expressway accident data and map POI data; 2) analyzing the data acquired and processed in the step 1) to obtain speed data and traffic accident data; and 3) according to a data analysis result in the step 2), establishing a speed risk potential field model, and determining speed potential energy Vi, j, speed potential energy field intensity and speed risk potential field intensity to realize expressway driving risk discrimination based on the speed risk potential field. The problem that risk classification is difficult to realize in current driving risk discrimination in a macroscopic level can be solved.

One-way street priority passing system and method based on V2I (Vehicle to Infrastructure)

The invention discloses a one-way street priority passing system and method based on V2I. The system comprises a cloud server, a roadside end and a vehicle end. The cloud server is in communication connection with the roadside end; the cloud server is used for storing and/or verifying the passing authority of the vehicle end; the vehicle end is used for sending priority passing request information to the roadside end and carrying out corresponding operation according to the feedback of the roadside end, when the information of allowing reverse passing returned by the roadside end is received, the vehicle end passes through the one-way road in a retrograde mode under the condition that safety is guaranteed, and otherwise, the vehicle end is not allowed to pass through the one-way road in a retrograde mode; the roadside end comprises a traffic signal control machine, a priority information display board and a marking projection module. According to the invention, through application of the ...

Assemble slight butt weld detecting system of adjustable light path with structured light

The utility model discloses an assemble slight butt weld detecting system of adjustable light path with structured light, include: the image controller, with the image device that the image controller is connected image device's both sides are equipped with one source of illumination generating device respectively the place ahead of image device is equipped with structured light light source generating device, two source of illumination generating device and rotatory alpha angle of vertical direction and beta angle, structured light light source generating device and the rotatory gamma angle of vertical direction. The detecting system utilizes the double - circuit light source of image device both sides to assemble a department, realizes slight butt weld's illumination, not only can increase illumination intensity, makes the light intensity even, can also eliminate the illumination of one way light source and produce the clearance feature extraction mistake that the shade caused, the detection ...

Back light regulating method for plane display

High-light-reflection-surface coaxial optical path detection system based on refraction imaging

The invention relates to a high-light-reflection-surface coaxial optical path detection system based on refraction imaging. The high-light-reflection-surface coaxial optical path detection system based on the refraction imaging comprises an imaging device and an image controller connected with the imaging device; one side of the imaging device is fixedly provided with a light source generating device; a prism is vertically arranged below a light inlet of the imaging device; light rays emitted by the light source generating device are firstly subjected to diffuse reflection by the surface of a to-be-detected plate, then are refracted by the prism, and enter the imaging device; the imaging device transmits formed images to the image controller; the image controller processes the received images so as to obtain high-definition high-light-reflection plate surface detection images. The detection system achieves a coaxial optical path detection effect by adopting a refraction optical path; diffuse ...

Wet process of extracting vanadium and/or molybdenum from waste catalyst

The present invention is wet process of extracting vanadium and/or molybdenum form waste petrochemical catalyst alumina carrier containing V, Mo and other elements. The wet process includes high-temperature deoiling the catalyst in natural granularity, mixing with sodium carbonate, high-temperature oxidation and roasting in a kiln or furnace to obtain water soluble sodium vanadate and sodium molybdate; countercurrent water soaking of the chamotte to obtain solution containing V and Mo in certain concentration, adding calcium salt and magnesium salt to eliminate P and other impurities, addingammonium salt solution into the clear solution to obtain ammonium metavanadate, decomposing and melting ammonium metavanadate to obtain V2O5 product; adding acid to the supernatant and organic phase extraction of Mo, ammonia water reverse extraction to obtain ammonium molybdate, and adding acid to precipitate ammonium tetramolybdate or molybdate product.

Speaker monomer structure

The invention discloses a speaker monomer structure. A sound cavity structure with characteristics of light weight, thinness, flexibility and the like is applied to the speaker monomer structure and consists of a condign support body designed on a sound cavity substrate. The support body can be manufactured on the sound cavity substrate or on a vibrating diaphragm electrode; the support body can adopt two design modes, namely the support body is adhered to the sound electrode or the vibrating diaphragm electrode, and the support body is not adhered to the sound electrode or the vibrating diaphragm electrode; or the support body is firstly manufactured and then is arranged between the vibrating diaphragm electrode and the sound cavity substrate.

一种改性的乙丙橡胶/聚丙烯热塑性弹性体及制备方法

A modified high-molecular thermoplastic elastomer with the characteristics of both rubber and plastics is prepared through fusing polypropylene resin at 170-190 deg.C in closed fumace, mixing with ternary ethylene propylene rubber for 2-3 min, adding lubricant, activator and filler, pugging for 1-3 min, adding cross-linking assistant, sulfurizing for 10-30 min, adding hydrogenated saturated styrene type block copolymer, antioxidizing agent, antiageing agent and flowability regulater, mixing for 1-2 min, pressing, cooling and granulating.

Solar photovoltaic and photothermal conversion device

A solar photovoltaic and photothermal conversion device comprises a vacuum tube chassis and a focusing lens. The device is characterized in that funnel type vacuum glass tubes are sealed between the vacuum tube chassis and the focusing lens; a concave heat collector and ring-shaped cooling water jackets are arranged above the vacuum tube chassis from bottom to top; the concave heat collector is communicated with one cooling water jacket through a warm water tube; the focal spot of the focusing lens is in the groove center of the concave heat collector; a feed water tube and a steam tube which are respectively communicated with the other cooling water jacket and the concave heat collector are respectively arranged on the vacuum tube chassis; the lower ends of the feed water tube and the steam tube run through the vacuum tube chassis; ring-shaped photovoltaic cell panels are arranged on the upper surfaces of the cooling water jackets; and the anode and cathode of the photovoltaic cell panels ...

Honeysuckle microwave green removing appearance

The utility model provides a honeysuckle microwave green removing appearance, it includes microwave appearance casing, the left end of microwave appearance casing is connected with a body, the middle part of the door body is provided with looks the screen window, the left part of the door body is provided with the electromagnetic induction strip, the right part of microwave appearance casing has set gradually the humidity display panel from last under, the time display dish, the operation board, door body switch and run switch, the inside upper surface of microwave appearance casing is provided with exhaust device, the inside right surface of microwave appearance casing is provided with the humidity inductance gauge, the inside lower surface of microwave appearance casing is provided with the pivot, the pivot is connected with the differential mechanism, the up end of differential mechanism is provided with output shaft A and output shaft B, output shaft A's up end is connected with the ...

Priority passing method and system based on Internet of Vehicles

The invention belongs to the technical field of vehicle passing control, and particularly relates to a priority passing method and system based on the Internet of Vehicles, and the method comprises the steps: firstly storing the information of vehicles with priority passing authority and a corresponding relation between a one-way street and a roadside end in a cloud server in the Internet of Vehicles in advance; a one-way street label containing a digital watermark is arranged on the one-way street in advance; aiming at the priority passing request of the target vehicle, the cloud server identifies and extracts the digital signature in the sign of the one-way street to be driven, verifies the passing permission of the target vehicle, and sends the information of the target vehicle passing the passing permission verification to the roadside end corresponding to the one-way street to be driven of the target vehicle; and the roadside end of the target vehicle to be driven on the one-way street ...

Special vehicle violation judgment method and system

The embodiment of the invention provides a special vehicle violation judgment method and system. The roadside auxiliary passing device obtains special task information corresponding to a special vehicle executing a special task through the special vehicle management platform, presents the special task information in a special task information list, and sends a special passing request to the special vehicle when receiving the special passing request sent by the special vehicle. And if the target special task information corresponding to the special passing request exists in the special task information list, determining that the special vehicle is compliant and assisting the special vehicle to pass, otherwise, sending the special passing request to a special vehicle management platform, and judging whether the special vehicle is illegal or not by the special vehicle management platform. Therefore, according to the technical scheme of the embodiment of the invention, the compliant special ...

Transparent body three-dimensional profile detection system based on line structured light refraction imaging

The invention relates to a transparent body three-dimensional profile detection system based on line structured light refraction imaging. The transparent body three-dimensional profile detection system comprises an imaging device and an image controller connected with the imaging device. One side of the imaging device is vertically and fixedly provided with a light source generating device, a light receiving plate is arranged under the light source generating device, and the optical axis of the imaging device form an inclined angle to the optical axis of the light source generating device; light emitted by the light source generating device first penetrates through a transparent material to be detected on the light receiving plate and forms light spots on the light receiving plate, then the light spots enter the imaging device for imagining after being refracted by the transparent material, the imaging device sends an imaged image to the image controller, and the image control processes ...

Plane loudspeaker unit and plane loudspeaker apparatus

The invention discloses a plane loudspeaker unit and a plane loudspeaker apparatus. The plane loudspeaker unit comprises a first perforated electrode, a second perforated electrode and a diaphragm arranged between the electrodes and having an electret layer and an electrode layer, wherein air-gaps are formed between the first and second perforated electrodes and the diaphragm. In one embodiment, a plurality of supports are arranged between the first and second perforated electrodes and the diaphragm. In one embodiment, the plane loudspeaker apparatus comprises at least two stacked plane loudspeaker units. In one embodiment, both ends of a signal source are respectively connected with the first and second perforated electrodes. Or, in another embodiment, one end of signal source is electrically connected with the first and second perforated electrodes, and the other end of the signal source is electrically connected with the diaphragm, so that the diaphragm on the electret layer vibrates ...

One-way street priority passing system and method based on V2X

The invention provides a one-way street priority passing system and method based on V2X. The system comprises a cloud server and at least one vehicle end, the vehicle end is used for sending priority passing request information to the cloud server, and the priority passing request information comprises vehicle end related information and one-way street information needing priority passing; and after the passing authority is received, if the passing authority of the vehicle end is that reverse passing is allowed, the vehicle end passes through the one-way road in a reverse direction under the condition that the safety is ensured, if the passing authority of the vehicle end is that reverse passing is not allowed, the vehicle end cannot pass through the one-way road in the reverse direction, and the vehicle end selects other roads to bypass the one-way road by himself or herself; and the cloud server is used for obtaining the passing authority of the vehicle end on the one-way road according ...

Method of solving display delay

氯化法钛白喷粒除疤的氧化炉及其除疤方法

... 本发明涉及氯化法钛白喷粒除疤氧化炉及除疤方法，该氧化炉在已有的装置上增加一块法兰，和在炉头外壳的喷枪上安装有喷粒装置；并且炉头外壳上只有一根加料管，使该氧化炉结构更简单，操作更方便，而且达到使用寿命长。本发明的除疤方法在本发明的氧化炉中使用人造钛白除疤粒料，采用了二次氧的加入技术，使之充分利用了能量，除疤效果非常显著。 ...

Identity recognition method and system for special vehicle

According to the special vehicle identity recognition method and system provided by the invention, the roadside auxiliary passing equipment in the V2X system obtains the special vehicle recognition request which is sent by the special vehicle and comprises the unique identifier of the special vehicle and the signature information of the special vehicle, and the signature information is subjected to signature verification based on the vehicle digital certificate of the special vehicle; and if the signature information passes verification, determining that the identity of the special vehicle is legal. According to the technical scheme of the embodiment of the invention, by means of the V2X technology, the special vehicle identification request is obtained, and the special vehicle identification request is verified and signed by using the vehicle digital certificate, so that the special vehicle is accurately identified based on a digital certificate mechanism, the special vehicles with fake-licensed ...

Wide and folding display, and the folding method

Priority passing system and method based on V2I

The invention discloses a V2I-based priority passing system and method. The system comprises a cloud server, a roadside end and a vehicle end, the cloud server is used for storing and/or verifying the passing authority of the vehicle end based on the vehicle end related information; the distance calculation module is also used for calculating the distance between the geographic position of the vehicle end and the geographic position of the termination point of the one-way street; identifying the image of the vehicle license plate, identifying and extracting vehicle license plate information from the image, and sending the vehicle license plate information to the roadside end; the vehicle end is used for sending vehicle end related information to the cloud server and then continuously sending geographic position information of the vehicle end to the cloud server in real time, and when information of allowing reverse passing sent by the cloud server is received, the vehicle end passes through ...

Oxidizing furnace able to remove scar by spraying titanium oxide particles and chlorination process and its method for removing scar

An oxidizing furnace able to remove scar by chlorination method and spraying titanium oxide particles features that on the basis of existing equipment, a flange is additionally used, a particle sprayer is installed to the spray gun, and only one feeding tube is used. The method for removing scar features that the artificial titanium oxide particles and secondary oxygen are used. Its advantages are simple structure and high effect.

Extraction technology for extracting hypotensive substances from rapeseed meal

The invention relates to an extraction technology for extracting hypotensive substances from rapeseed meal. The technology comprises the following steps: selecting materials; extracting, carrying out high-speed centrifugation, adsorbing oil, removing impurities and eluting; and carrying out vacuum concentration and low-temperature drying to obtain the hypotensive substances, wherein the rapeseed meal is a residue after oil is squeezed from rapeseeds. The technology is wide in raw material source and low in price. According to the extraction technology, water-soluble components in the rapeseed meal are extracted with low-cost water; oil is adsorbed with kieselguhr to be subjected to degreasing treatment, and is subjected to high-speed centrifugal degreasing; impurities are removed with macroporous resin D941; hypotensive components in a D941 resin column effluent are adsorbed with DM21 macroporous resin; the impurity components are washed off with a water solution and 20% ethanol solution ...

Magnesium aluminate spinel composite brick

The invention provides a magnalium spinelle composite brick, which is a sector block and consists of a little end magnalium spinelle layer and a big end light heat-insulation layer. The thickness A is 98 millimeters, the sector angle B is 6.53 degrees, the radius of an outer circle of the light heat-insulation layer is 2000 millimeters, the radial length of the light heat-insulation layer is 60 millimeters, and the total radial length of the magnalium spinelle layer and the light heat-insulation layer is 230 millimeters. The service life is longer than 2 years.

Device and method for spinning core-spun yarn

The invention relates to a core spun yarn device and the preparing method. The device comprises three roller extension devices or four roller extension devices. The invention is characterized in thatthe front part of the front roller of the extension device is provided with a super front roller; the super front roller is provided with a super front plastic revolve with a round direction groove; the super front roller and the super front plastic revolve forms the super front plier which is arranged on the same horizontal plane of the extension plier; the distance between the super front plierand the extension plier can be adjusted; a strip positioning device is arranged between the front roller and the super front roller; the positioning device is provided with two grooves which are parallel arranged on the fixed pole; the fixed pole is arranged on the roller base; the installationsite of the positioning device makes the soleplate of the groove in the same horizontal plane with the extension ...

Unbeveledend butt weld detection system based on reflecting two-way converging adjustable light path

The invention relates to an unbeveledend butt weld detection system based on a reflecting two-way converging adjustable light path. The detection system comprises an imaging device and an image controller connected with the imaging device, wherein two light source generators are symmetrically and fixedly arranged at two sides of the imaging device, reflectors are arranged right below the light exits of the light source generators, the reflectors can rotate around the vertical direction so as to form certain angle, the light ray emitted from the light source generator is firstly reflected by the reflector, then passes through a plate to be detected and enters the imaging device, an image formed by the imaging device is transmitted to the image controller by the imaging device, and the image controller processes the received image so as to obtain a high definition weld inspection image. According to the detection system, the butt weld is illuminated by the reflecting two-way converging light ...

Single body construction for loudspeaker

Proposed is a speaker in the monomer structure, including a single electret diaphragm structure, a single metallic electrode with a plurality of openings and a frame support. In an embodiment, the electret diaphragm structure is composed by stacking an electret diaphragm layer, a super thin metal film electrode and an insulating layer, wherein, the super thin metal film electrode is located between the electret diaphragm layer and the insulating layer. In another embodiment, the electret diaphragm structure is composed of an electret diaphragm layer and a conductive electrode layer with oxidation conductive material. The frame support is located between the electret diaphragm structure and the metallic electrode, forming a space for vibrating as an electret diaphragm structure, to producesound.

Device and method for spinning core-spun yarn

The invention relates to a core spun yarn device and the preparing method. The device comprises three roller extension devices or four roller extension devices. The invention is characterized in that the front part of the front roller of the extension device is provided with a super front roller; the super front roller is provided with a super front plastic revolve with a round direction groove; the super front roller and the super front plastic revolve forms the super front plier which is arranged on the same horizontal plane of the extension plier; the distance between the super front plier and the extension plier can be adjusted; a strip positioning device is arranged between the front roller and the super front roller; the positioning device is provided with two grooves which are parallel arranged on the fixed pole; the fixed pole is arranged on the roller base; the installationsite of the positioning device makes the soleplate of the groove in the same horizontal plane with the extension ...

Suspension control valve group, control system and telescopic boom forklift

The suspension control valve group comprises a first two-position two-way electromagnetic valve, a second two-position two-way electromagnetic valve, a third two-position two-way electromagnetic valve, a first one-way valve, a second one-way valve and a third one-way valve which are communicated with one another, the third two-position two-way electromagnetic valve is used for connecting the first two-position two-way electromagnetic valve and the second two-position two-way electromagnetic valve; and when the rear axle is locked without suspension, the first two-position two-way electromagnetic valve, the second two-position two-way electromagnetic valve and the third two-position two-way electromagnetic valve are not electrified, and the suspension valve group cannot form an effective loop. According to the suspension control valve bank, the control system and the telescopic boom forklift, the on-off of an oil way is controlled through the multiple electromagnetic valves, so that the ...

Electrostatic loudspeaker

The invention relates to a loudspeaker structure, which at least comprises a diaphragm, an opening electrode, a frame support body and a plurality of supporting bodies. The frame support body is used for forming the exterior structure of the loudspeaker structure and for fixing the diaphragm and an electrode on two corresponding sides. The supporting bodies are arranged between the non-opening area of the electrode and the diaphragm, and forms at least one annular geometric structure so as to prevent the diaphragm from being contacted with the electrode.

One-way street priority passing system and method based on Internet of Vehicles

The invention discloses a one-way street priority passing system and method based on the Internet of Vehicles. The system comprises a cloud server, a roadside end and a vehicle end, the cloud server is in communication connection with the roadside end; the cloud server is in wireless communication connection with the vehicle end; the cloud server is used for storing and/or verifying the passing authority of the vehicle end; the distance calculation module is also used for calculating the distance between the geographic position of the vehicle end and the geographic position of the stop point of the one-way street; identifying a one-way street label image, and identifying and extracting a roadside end number corresponding to the one-way street from the one-way street label image; the vehicle end is used for sending priority passing request information to the cloud server and carrying out corresponding operation according to the feedback of the cloud server; the geographic position of the ...

Plain butt weld detection system based on dual-path converged adjustable light path

The invention relates to a plain butt weld detection system based on a dual-path converged adjustable light path. The plain butt weld detection system comprises an imaging device and an image controller, wherein the image controller is connected with the imaging device; two light source generation devices are symmetrically arranged on both sides of the imaging device, can rotate at a certain angle with a vertical direction; light rays emitted from the light source generation devices pass through a detected plate to enter the imaging device, the imaging device transmits an image to the image controller, and the image controller processes the received image to obtain a high-definition weld detection image. The detection system disclosed by the invention realizes the detection illumination of a plain butt weld by utilizing the dual-path converged light path, thereby enhancing the illumination intensity and eliminating the influence of a shadow generated through a single-path light irradiation ...

Pose map SLAM calculation method and system based on 4D millimeter wave radar

The invention provides a pose map SLAM calculation method and system based on a 4D millimeter wave radar, and the method comprises the steps: S1, extracting ground point clouds, comparing two continuous frames of point clouds, and removing ghosting points and random points under the ground; s2, estimating a linear velocity and an angular velocity of equipment by using Doppler velocity information of the 4D radar point cloud; and S3, estimating and constructing a pose map by using relative pose transformation, carrying out point cloud registration based on normal distribution transformation, carrying out pre-integration and loopback detection by using the estimated equipment speed, and estimating an optimal pose by using map optimization. In order to achieve better precision under the condition of sparse point clouds, pre-integration is carried out on the estimated self-vehicle speed, and additional relative pose estimation is obtained; according to the method, loopback detection is introduced ...

Method for preparing zirconium tetrachloring by boiling bed

A process for preparing ZrCl4 by boiling bed includes such steps as crushing zirconium oxide, non-Hf zirconium oxide, electrically desiliconized Zr, or Zr ore, sieving by 200 meshes, crushing petroleum coke, sieving by 200 meshes, proportionally mixing them together, loading the mixture in boiling-bed chlorinating furnace, heating to 900-1100 deg.C and filling Cl2 to obtain ZrCl4 or non-Hf ZnCl4.

Railway vehicle bogie curb girder upper cover plate forming die that control side sway produced

The utility model provides a railway vehicle bogie curb girder upper cover plate forming die that control side sway produced, includes cope match -plate pattern, lower bolster, die board, convex die, pressure flitch, holds in the palm work or material rest, preceding pin stop, and the cope match -plate pattern both ends set up spacing guide block respectively, and spacing guide block lower extreme keeps off the front end at the finished piece. Among the forming process, along with moving down of terrace die, the blank tip breaks away from preceding pin stop control range gradually, can get into on the cope match -plate pattern in the spacing guide block control range, continues to accomplish forming process under the control of spacing guide block on the cope match -plate pattern, that is to say that whole forming process all is in to go on under receiving the state of compeling, and realizing covering plate part by rectangular form asymmetric structure bogie, not have the side sway height ...

Visual inspection system for high-reflective metal surface based on cross-polarization

The invention relates to a visual inspection system for a high-reflective metal surface based on cross-polarization. The visual inspection system comprises an imaging device and an image controller connected with the imaging device, wherein a light source generator is arranged at one side of the imaging device, the light source generator can rotate around the vertical direction so as to form a certain angle, a polarizer is arranged at a light exit of the light source generator, a polarization analyzer, the polarization direction of which is not the same as that of the polarizer, is arranged right below a light entrance of the imaging device, the light ray emitted by the light source generator firstly passes through the polarizer, then is reflected by the metal surface to be tested, and enters the imaging device for imaging through the polarization analyzer, the imaging device transmits the formed image to the image controller, and the image controller processes the received image so as ...

Line structure light weld joint detection system based on multilayered medium reflector imaging

The invention relates to a line structure light weld joint detection system based on multilayered medium reflector imaging. The detection system comprises an imaging device and an image controller connected with the imaging device, wherein a light source generator is arranged at one side of the imaging device, a reflector is arranged right below a lens of the imaging device, the reflector can rotate around the vertical direction so as to form a certain angle, a light screen is arranged at the bottom of the reflector, the light ray emitted by the light source generator is firstly subjected to diffuse reflection by the weld joint of a plate to be tested, then is reflected by the reflector and enters the imaging device, the image formed by the imaging device is transmitted to the image controller by the imaging device, and the image controller processes the received image so as to obtain a high definition weld joint detection image. By adopting the manner of imaging by the reflector, the light ...

One-way street priority passing system and method based on V2I (Vehicle to Infrastructure)

The invention provides a one-way street priority passing system and method based on V2I (Vehicle to Infrastructure). The system comprises a vehicle end used for continuously sending geographical location information of the vehicle end to a cloud server in real time; after the passing authority is received, if reverse passing is allowed, the vehicle end passes through the one-way road in a reverse mode under the condition that safety is guaranteed; the roadside end is used for shooting an image of a vehicle license plate of the vehicle end after the vehicle end enters a shooting range, and then sending the image and a roadside end number to the cloud server; the cloud server is used for identifying the image of the vehicle license plate and extracting vehicle license plate information; according to the number of the roadside end, searching the geographical location information of the one-way street corresponding to the roadside end, and further obtaining the passing authority of the vehicle ...

Technique and method for treating titanium tetrachloride slurry containing vanadium

A process for treating the sludge containing CCl4 and V to recover TiCl4 includes such steps as pumping said sludge from sludge tank to the stage-1 gravitational dust collector in chlorinating system, countercurrent heat exchange between the sludge sprayed from top and the high-temp gas mixture from chlorinating furnace to gasifying the atomized TiCl4 drops, introducing the gas mixture to stage-2dust collector, depositing the most of V-contained solid into ash collector while further separating, and condensing the purified TiCl4 gas for collecting it in original system. Its advantages are high recovery rate of TiCl4 and no pollution.

Manufacturing method and device of loudspeaker

The invention provides a manufacturing method and device of a loudspeaker. The manufacturing method comprises the following steps of: firstly, manufacturing a rolled element through a rolled forming technique by using a material feeding device, and cutting the rolled element into a plurality of lamellate elements through a cutting device; then, placing the lamellate elements in a temporary storage device through a placing device, and taking the lamellate elements out of the temporary storage device through a taking device; and finally, placing the lamellate elements on another roller element through another rolled forming technique, wherein the another rolled forming technique is as follows: the rolled element is manufactured by another material feeding device, and the lamellate elements are combined with the another rolled element; the rolled element and the lamellate elements can be berylliums or hole electrodes of a flat loudspeaker.

Cast steel support structure for inhaul cable connection

The invention discloses a cast steel support structure for inhaul cable connection. The cast steel support structure comprises a support body (1) and supporting legs (2). A connecting hole (11) is formed in the middle of the support body (1), a screw (4) connected with an inhaul cable end anchorage device (3) penetrates through the connecting hole (11), and a bearing concave position (12) and a spherical crown lining plate (6) are arranged at one end of the connecting hole (11), wherein the opposite faces of the bearing concave position (12) and the spherical crown lining plate (6) are matched partial spherical faces. The hole diameter of the connecting hole (11) is gradually increased from the end provided with the bearing concave position (12) to the other end to form a trumpet-shaped through hole structure, a circle of protrusion (22) with the square appearance is arranged on the inner side of the end of each supporting foot (2) and inserted into an inner cavity of the box type steel ...

Method of selecting H.264/AVC frame to frame motion estimation mode

Process for synthesizing licorzinc from glycyrrhizic acid raw material

The invention relates to a process for synthesizing licorzinc from a glycyrrhizic acid raw material. The process is a synthetic process comprising the following steps of selecting materials, mixing and freezing, dissolving, adjusting pH value, stirring, carrying out centrifugal washing, stirring, centrifuging and drying. Under the state of an aqueous solution at a temperature of 0 DEG C or less, triammonium glycyrrhetate is generated, due to low temperature (0 DEG C or less), the hydrolysis of triammonium glycyrrhizinate is inhibited, triammonium glycyrrhizinate does not need to be separated, glacial acetic acid is directly added to generate ammonium glycyrrhizinate, the dissolution of ammonium glycyrrhizinate is reduced by the low temperature, the rate of finished products is improved, and the production cost is reduced. The process has the advantages of wide source of raw materials, low cost and simplicity in synthesis process.

V2X-based special vehicle passing task distribution method and system

The invention provides a V2X-based special vehicle passing task distribution method and system. The method comprises the following steps: a special vehicle affiliation mechanism sends special task information of a special vehicle to a special vehicle management system; the special vehicle management system determines a space-time release range of the special task according to the special task information, and the space-time release range comprises a time release range and a space release range; the special vehicle management system obtains V2X road equipment information in the spatial publishing range; and the special vehicle management system broadcasts priority passing information to the V2X road equipment in the space release range based on the time release range. According to the invention, the space-time publishing range for publishing the priority passing information is calculated through the special task information, so that the V2X road equipment in the space-time publishing range ...

Flat speaker structure

The present invention discloses a flat speaker structure with electromagnetic wave prevention and control functions, wherein electrodes on electret diaphragms which contains metal electrodes are used for generating an electromagnetic shielding effect. The electrodes on the outmost layer of the flat speaker body for improving the reliability of the flat speaker body. The flat speaker body is connected with ground wires for furthermore preventing electromagnetic wave through the flat speaker body and preventing a damage that a user contacts the high-voltage electricity. The flat speaker body is composed of the following components at least: a pair of electret diaphragms with conductive electrode layers, a plurality of supporters, a plurality of opened electrodes and insulation layers.

Process of producing calcium sulfate crystal whiskers from chloride-containing wastewater generated in chloride process titanium dioxide production

The invention relates to a process of producing calcium sulfate crystal whiskers from chloride-containing wastewater generated in chloride process titanium dioxide production. The process comprises the following steps: respectively colleting, clarifying, purifying and filtering chloride-containing wastewater generated in chloride process titanium dioxide production and sodium sulfate-containing wastewater, mixing for reacting, stirring, heating and adding sulfuric acid to adjust the pH value; meanwhile, adding magnesium chloride as a growth substance; placing in a crystallization tank to age and crystallize to obtain calcium sulfate crystals; filtering, and adding H2SO4 to be buffered and heated to be boiled; thermally filtering and washing by deionized water at the same time to obtain calcium sulfate crystal whiskers; feeding to a fluidized bed dryer to be dried and hydrated, and packaging to obtain anhydrous calcium sulfate crystal whiskers. The process is simple and low in cost, and ...

Phosphates composite brick

The invention provides a phosphate composite brick, which is a sector block and consists of a little end phosphate layer and a big end light heat-insulation layer. The thickness A is 98 millimeters, the sector angle B is 6.53 degrees, the radius of an outer circle of the light heat-insulation layer is 2000 millimeters, the radial length of the light heat-insulation layer is 60 millimeters, and the total radial length of the phosphate layer and the light heat-insulation layer is 230 millimeters. The service life is longer than 2 years.

One-way street priority passing system and method based on V2X

The invention discloses a one-way street priority passing system and method based on V2X. The system comprises a cloud server, a roadside end and a vehicle end. The cloud server is in communication connection with the roadside end; the cloud server is in wireless communication connection with the vehicle end; the cloud server is used for storing and/or verifying the passing authority of the vehicle end; the vehicle end is used for sending priority passing request information to the cloud server, carrying out corresponding operation according to the feedback of the cloud server, identifying a one-way road sign image, identifying and extracting geographic position information of a one-way road from the one-way road sign image, and sending the geographic position information to the cloud server; the cloud server is also used for calculating the distance between the geographic position of the vehicle end and the geographic position of the termination point of the one-way street in real time ...

Continuous downhill super-long tunnel section longitudinal slope design method based on brake drum temperature rise

The invention provides a continuous downhill super-long tunnel road section longitudinal slope design method based on brake drum temperature rise. The method comprises the steps that (1) a continuous downhill super-long tunnel road section brake drum temperature rise model is constructed; 2) determining variable distribution and critical failure temperature; 3) constructing a vehicle braking safety reliability model, and carrying out solution calculation by adopting a Monte Carlo method; and 4) defining the reliability of the target to obtain a longitudinal slope related index. According to the method, the temperature rise characteristic of the brake drum of the tunnel road section is considered, and the longitudinal slope is designed from the angle of the brake failure probability, so that the obtained design indexes are more persuasive and more accord with the actual operation characteristics.

Special vehicle passing assisting system and method

The embodiment of the invention provides a special vehicle passing assisting system and method. The special vehicle passing assisting system comprises a special vehicle affiliated mechanism, an ARA (Application Registration Agent), an ACA (Application Certificate Agent) and a special vehicle management platform. The special vehicle management platform obtains vehicle information of a special vehicle and a vehicle digital certificate issued by the ACA for the special vehicle, and when a special task request sent by an institution to which the special vehicle belongs is received and the vehicle digital certificate and the vehicle information corresponding to the special task request exist in the special vehicle management platform, the special vehicle management platform sends the special task request to the special vehicle. And generating special traffic information and broadcasting the special traffic information to the target roadside assisted traffic equipment in the V2X system, so that ...

ETC data-based highway special event traffic situation awareness and discrimination method

The invention relates to a highway special event traffic situation perception and discrimination method based on ETC data. The method comprises the following steps: 1) extracting historical data of a special event occurring in a highway section in a certain period and historical data of an ETC portal; 2) performing data conversion and treatment on the historical data, and establishing a special event historical database and a traffic information historical database; 3) obtaining a historical traffic situation threshold X and a historical influence degree threshold Y based on the special event historical database and the traffic information historical database; 4) analyzing the real-time traffic state to obtain a real-time traffic situation threshold Xs in the real-time traffic state; and 5) comparing the real-time traffic situation threshold value Xs with the historical traffic situation threshold value X, and obtaining a real-time influence degree threshold value Ys based on the historical ...