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94results about How to "Extended transit time" patented technology

Method of controlling priority signal for right-turning vehicles on straight-going and right-turning shared lane at intersection

The invention discloses a method of controlling a priority signal for right-turning vehicles on a straight-going and right-turning shared lane at an intersection. A left-turning guide line is arranged at the entrance of each intersection; a straight-going waiting area of a straight-going and right-turning shared lane is set in the front of the straight-going and right-turning shared lane at the intersection; a group of predicting signal lamps for the straight-going waiting area of the straight-going and right-turning shared lane are arranged near the stop line of the entrance having the straight-going waiting area of the straight-going and right-turning shared lane in the front and are used for controlling motor vehicles on the straight-going and right-turning shared lane to enter the waiting area; after straight-going vehicles on an intersection lane completely pass over a conflict point at the right crossing point with the waiting area of the straight-going and right-turning shared lane in the front, vehicles on the straight-going and right-turning shared lane enter the waiting zone; the main signal lamp is provided with an independent left-turning phase; the phase release sequence of the main signal lamp is straight-going prior to left-turning, so that right-turning vehicles are prior to cross the intersection; and right-turning vehicles can cross the intersection when left-turning vehicles on the intersection lane are released; therefore, the passing efficiency is improved and the delay time is reduced; no pedestrians and bicycles interfere with the running of the vehicles at this moment, so that the traffic safety is improved.
Owner:南京春宇建设工程有限公司

Coherent maser radiation cold atomic clock

The present invention discloses a coherent microwave-radiation cold atomic clock; and an ion pump is connected with a vacuum catheter which is connected with a microwave cavity; a light window is fixed in the microwave cavity by quartz glass and three reflective mirrors; a pair of anti-Helmholtz coils and a pair of Helmholtz coils are fixed on the microwave cavity; a pair of rectangular coils are fixed on the microwave cavity; a magnetic shielding system is connected with a vacuum system; semiconductor laser provides captive light and beams of pump-back light; a semiconductor laser on the vertical cavity surface provides a plurality of beams of captive light; a voltage-controlled crystal oscillator is connected with a frequency synthesizers connected with a signal receiver and processor; the semiconductor laser on the vertical cavity surface is connected with the microwave cavity; a photoelectric detector and a microwave-power receiver are connected with the signal receiver and processor connected with the voltage-controlled crystal oscillator as well as the semiconductor laser on the vertical cavity surface. The present invention is characterized in that the structure is compact and the size is small, and has good stability, high accuracy as well as good applicability.
Owner:WUHAN INST OF PHYSICS & MATHEMATICS CHINESE ACADEMY OF SCI

Blocking thin film used for encapsulation of flexible electronic product and preparation method for blocking thin film

The invention provides a blocking thin film used for encapsulation of a flexible electronic product and a preparation method for the blocking thin film. The blocking thin film comprises a basis material layer and a blocking composite layer formed on at least one surface of the basis material layer; the blocking composite layer comprises at least a first inorganic cladding, a flexible organic coating and a second inorganic cladding in sequence in the direction far away from the basis material layer; the flexible organic coating is formed through solidification of organic composition comprising acrylate compound, and hydroxy and aminocontianed oligomer; the thickness of the flexible organic coating is controlled within 200-2000 nanometers; the material of the first inorganic cladding and the second inorganic cladding is formed by oxide, nitride or carbonide of silicon, aluminum, magnesium, zinc, tin, nickel and titanium; the thickness of the first inorganic cladding and the second inorganic cladding is controlled within 5-600 nanometers respectively. The blocking thin film has not only favorable blocking effect, but also excellent bending resisting property, and can be used as a gas blocking element for various flexible electronic products of flexible display element, flexible organic solar battery, flexible organic electroluminescence element, and the like.
Owner:FSPG HI TECH

Ethylene oxide waste gas treatment and energy recovery system

The invention relates to an ethylene oxide waste gas treatment and energy recovery system. The system comprises an EO tail gas generating device, a tail gas absorbing device and an energy recycling device, wherein the tail gas absorbing device comprises a water ring type vacuum pump, a steam-water separator, a water storage tank, a plurality of combined type ethylene glycol reaction tanks and a combined type spraying tower; the energy recycling device comprises a waste liquid combustion spiral tube heat exchanger, a plurality of gas-water heat exchangers, a plurality of combined type air energy heat pumps, an activated carbon adsorption box and an induced draft fan, the waste liquid combustion spiral tube heat exchanger comprises a combustion tank, a waste liquid spraying device, a combustion-supporting gas jetting device and a compressed air jetting device. According to the invention, the waste liquid of ethylene glycol treated by the tail gas absorbing device and the ethylene oxide gas which is not absorbed by water are combusted, through automatic control, full combustion is guaranteed, and the ethylene oxide, ethylene glycol and other organic matters are completely converted into water and carbon dioxide to realize the zero emission of ethylene oxide, at the same time, a plurality of groups of heat exchangers are arranged, and the combusted energy is subjected to heat exchange application.
Owner:杭州博控机电设备有限公司

Cooling device of smoke cover dust remover

The invention discloses a cooling device of a smoke cover dust remover. The cooling device comprises a water tank and a smoke cover. The smoke cover is in the shape of a circular truncated cone. An installing block is arranged on the side face of the smoke cover and provided with a screw hole. The top face of the smoke cover is connected with one end of a smoke guiding pipe. A smoke filter net is arranged in an inner cavity of the smoke guiding pipe. A flow dividing pipe is connected to the other end of the smoke guiding pipe. The side face of the flow dividing pipe is connected with cooling pipes which are S-shaped pipes, and no fewer than two cooling pipes are arranged and penetrate an inner cavity of the water tank. A water outlet is formed in the side face of the upper end of the water tank. A water inlet is formed in the side face of the lower end of the water tank. The water inlet is connected with a water outlet of a water pump through a water guiding pipe, and the ends, away from the flow dividing pipe, of the cooling pipes are connected with an air collecting pipe. The air collecting pipe is connected with an air inlet of an exhaust fan through an air guiding pipe. The cooling device of the smoke cover dust remover is simple in structure, high in cooling efficiency, capable of adjusting the work rate, convenient to use and reliable.
Owner:CHONGQING ZON BON PHARMACY

Silicon chip back-polishing method

The invention discloses a silicon chip back-polishing method. The silicon chip back-polishing method comprises texture surface making, diffusion, etching, PECVD, screen printing and testing steps. When the texture surface making step is carried out, a primary back polishing step is carried out, after the primary back polishing step is carried out, an etching machine is used to carry out more than one time subsequent back polishing step, after the subsequent back polishing steps, conventional diffusion, etching, PECVD, screen printing and testing operations are carried out. According to the invention, two back polishing steps are superposed to form a good back polishing effect; the back reflectivity is greatly improved, and the cell performance is finally improved; in the subsequent multiple back polishing steps, the thickness reduction amount is reasonably adjusted, different degrees of back polishing effects are obtained, etching lines on edges are effectively reduced, the resistance value of the square resistor does not rise too high, the case that when the silicon chip passes through an alkaline tank, the silicon chip reacts with high-concentration alkali lye and is not stable is avoided, at the same time, the alkaline tank passing time is prolonged, and the polishing effect is further enhanced.
Owner:JINENG CLEAN ENERGY TECH LTD

Ultraviolet water sterilization device realizing electrification with friction

The invention provides an ultraviolet water sterilization device realizing electrification with friction. The device comprises a mechanical energy input device, a planet gear speed increaser, a friction nanogenerator, a water pump and an ultraviolet lamp, wherein the output end of the mechanical energy input device is connected with an input shaft of the planet gear speed increaser and a rotor ofthe friction nanogenerator, and an output shaft of the planet gear speed increaser is connected with an input shaft of the water pump through a coupler; the ultraviolet lamp adopts a screw type or overflowing type and comprises a lamp tube, water pipes and first and second wire electrodes connected with first and second output ends of the friction nanogenerator, one end of each water pipe serves as a water inlet to be communicated with a water outlet of the water pump, and to-be-sterilized water is introduced into a water inlet of the water pump. the ultraviolet lamp and the friction nanogenerator are combined, high enough voltage is produced by collected mechanical movement under the effect of electrification with friction, rare gas in the ultraviolet lamp tube is broken down, the ultraviolet lamp tube emits ultraviolet, conversion from mechanical energy to light energy is realized, and the device is simple and portable.
Owner:TSINGHUA UNIV

Water preparation device and water preparation method

The invention discloses a water preparation device and a water preparation method. The device comprises a first container and a second container, wherein an overflow section is arranged in front of the second container and the first container, the overflow section communicates with the first container and the second container, a radiation part is arranged outside the overflow section, and the radiation part is used for providing a magnetic field and electromagnetic wave radiation to a fluid in the overflow section. The device also comprises a rotating shaft, and the preparation device can be overturned around the rotating shaft so that the fluid flows between the first container and the second container. By overturning the preparation device, a water flow can flow from one container to theother container under the action of gravity, the fluid is in a flowing state when passing through the overflow section, the radiation part outside the overflow section can always perform magnetic field and electromagnetic wave radiation on the fluid under a dynamic flow field, the conversion time can be greatly shortened, the conversion efficiency is improved, the conversion rate of small molecular water is improved, and the preparation device is suitable for large-scale industrialized preparation of small molecular water.
Owner:四川懿灵生物科技有限公司

A kind of water preparation device and preparation method

The invention discloses a water preparation device and a water preparation method. The device comprises a first container and a second container, wherein an overflow section is arranged in front of the second container and the first container, the overflow section communicates with the first container and the second container, a radiation part is arranged outside the overflow section, and the radiation part is used for providing a magnetic field and electromagnetic wave radiation to a fluid in the overflow section. The device also comprises a rotating shaft, and the preparation device can be overturned around the rotating shaft so that the fluid flows between the first container and the second container. By overturning the preparation device, a water flow can flow from one container to theother container under the action of gravity, the fluid is in a flowing state when passing through the overflow section, the radiation part outside the overflow section can always perform magnetic field and electromagnetic wave radiation on the fluid under a dynamic flow field, the conversion time can be greatly shortened, the conversion efficiency is improved, the conversion rate of small molecular water is improved, and the preparation device is suitable for large-scale industrialized preparation of small molecular water.
Owner:四川懿灵生物科技有限公司

Coherent maser radiation cold atomic clock

The present invention discloses a coherent microwave-radiation cold atomic clock; and an ion pump is connected with a vacuum catheter which is connected with a microwave cavity; a light window is fixed in the microwave cavity by quartz glass and three reflective mirrors; a pair of anti-Helmholtz coils and a pair of Helmholtz coils are fixed on the microwave cavity; a pair of rectangular coils arefixed on the microwave cavity; a magnetic shielding system is connected with a vacuum system; semiconductor laser provides captive light and beams of pump-back light; a semiconductor laser on the vertical cavity surface provides a plurality of beams of captive light; a voltage-controlled crystal oscillator is connected with a frequency synthesizers connected with a signal receiver and processor; the semiconductor laser on the vertical cavity surface is connected with the microwave cavity; a photoelectric detector and a microwave-power receiver are connected with the signal receiver and processor connected with the voltage-controlled crystal oscillator as well as the semiconductor laser on the vertical cavity surface. The present invention is characterized in that the structure is compact and the size is small, and has good stability, high accuracy as well as good applicability.
Owner:WUHAN INST OF PHYSICS & MATHEMATICS CHINESE ACADEMY OF SCI

Traffic signal lamp control method and system for smart city

The invention relates to the technical field of traffic guidance, in particular to a traffic signal lamp control method and system for a smart city. The method comprises the following steps: obtaininga road segment image of a road where a vehicle commanded by a traffic signal lamp is located in real time; the method is characterized by including the steps of judging whether vehicles are parked ona road according to road section images; if the parked vehicle exists on the road, identifying a lane where the parked vehicle is located and an adjacent lane according to the road section images; according to the road section images, the lane where the vehicle is located and the adjacent lane, judging whether traffic jam occurs in the lane where the parked vehicle is located; if the lane where the parked vehicle is located is subjected to traffic jam, generating a signal lamp regulation and control instruction; and adjusting the timing scheme of a traffic signal lamp according to the signallamp regulation and control instruction, and controlling the turn-on duration of the green light of the traffic signal lamp according to the adjusted timing scheme. By adopting the scheme, the technical problem that the traffic jam condition of each lane cannot be effectively monitored in the prior art can be solved.
Owner:CHONGQING COLLEGE OF ELECTRONICS ENG

Hot blast stove

The invention discloses a hot blast stove which comprises a shell, wherein a fuel feeding hole is formed in the shell; a combustion chamber and a heat exchanger are arranged in the shell; an air inlet is formed in the combustion chamber; the heat exchanger is composed of a flue gas channel and a hot air channel which are arranged alternatively and are both in a continuous bending structure; two sides of the flue gas channel are closed; upper and lower ends of the flue gas channel are opened; the combustion chamber is communicated with the lower opening of the flue gas channel through a flame path; the upper opening of the flue gas channel is fitted with a first induced draft fan; two sides of the hot air channel are closed; upper and lower ends of the hot air channel are also closed; an upper opening and a lower opening are respectively formed in upper and lower ends of the side of the hot air channel; the openings of the hot air channel are fitted with an air flue in a communication manner; a second induced draft fan is arranged on the air flue. The hot blast stove disclosed by the invention is simple in structure and convenient to use; the continuous bending structure increases the passing time of fluid in the heat exchanger and increases the superficial areas of the flue gas channel and the hot air channel, so that the heat exchanging is more fully, and the heat efficiency of the hot blast stove is greatly improved.
Owner:江苏麦信环能科技有限公司

Flue gas treatment device for asphalt workshop

The invention discloses a flue gas treatment device for an asphalt workshop. The flue gas treatment device comprises a filtering region, a discharging region and a purifying region which are sequentially disposed; the filtering region is formed by a bent pipeline, and a filtering screen is arranged in the pipeline; arc baffles distributed up and down in a staggered manner are arranged in the discharging region, discharging bodies are arranged on internal concave surfaces of the arc baffles, and activated carbon is arranged on external convex surfaces of the arc baffles; the purifying region comprises an outer shell and an inner shell, a purifying filler is arranged between the outer shell and the inner shell, the inner shell is provided with through holes, a rotating shaft driven by a motor is arranged in the inner shell, and a filler plate is arranged on the rotating shaft; and the outsides of the discharging region and the purifying region are respectively connected with a first spraying pipe and a second spraying pipe, the first spraying pipe is provided with a first spraying header extending into the discharging region, and the second spraying pipe is provided with a second spraying header extending into a filler region. By combination of various purification means, the flue gas treatment device has effects of improving flue gas purifying efficiency and facilitating cleaning the inside of the device.
Owner:杭州恒基新材料科技有限公司

Ultraviolet water sterilization device based on triboelectrification

The invention provides an ultraviolet water sterilization device based on triboelectrification. The ultraviolet water sterilization device comprises a mechanical energy input device, a friction nano-generator, a belt transmission device, a water pump, an ultraviolet lamp, an input shaft and an output shaft, wherein an output end of the mechanical energy input device drives a rotor of the frictionnano-generator to rotate, and simultaneously drives the output shaft to rotate through the belt transmission device; the output shaft is connected with an input end of the water pump; the ultravioletlamp is spiral or over-flow type and comprises a lamp tube, a water pipe as well as a first electrode wire and a second electrode wire connected with a first output end and a second output end of thefriction nano-generator; one end of the water pipe serves as a water inlet and communicates with a water outlet of the water pump; and water to be sterilized is introduced into the water inlet of thewater pump. The ultraviolet water sterilization device provided by the invention combines the ultraviolet lamp with the friction nano-generator, enables collected mechanical motion to generate enoughhigh voltage through a triboelectrification effect, so that rare gas in the ultraviolet lamp tube is punctured and emits ultraviolet rays to realize conversion from mechanical energy to light energy,and the ultraviolet water sterilization device is simple and portable.
Owner:TSINGHUA UNIV
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