330results about How to "Large choice" patented technology

This invention relates to a corrosion-resistance and blocking-resistance supercritical water oxidation reactor. It is composed of: a casing, a water inlet, a jacketed supporting ring and a spring ring, an annular water entrance and a water dash plate, inner cylinder of the reactor, raw material feeder, nozzle, an outlet of reactant and multi-point optical fiber online thermo-detector. In said reactor, there are a process water jacket area, supercritical water oxidation area, a sub-critical water area for dissolving inorganic salts on the bottom of the inner cylinder of the reactor. The process water jacket area is divided into two or more than two layer area by the supporting ring and the spring ring. The water, after removing oxygen and removing salts, passes through porous-wall structure enters the reaction area and forming a protective water membrance over the inner wall of the reactor. The temperature sensor and optical fiber are placed in a sleeve which is placed near the central line of the reactor. Advantages are: easy to be maintained, safety operation.

The invention relates to a method for realizing refreshing and writing of an ECU (Electronic Control Unit) program. The method is as follows: an upper computer erases original data in the ECU according to a user-defined refreshing and writing distribution protocol; the upper computer is used for refreshing and writing data messages to the ECU according to the user-defined refreshing and writing distribution protocol; the ECU resolves the received data messages and runs the program according to the resolved data messages. In addition, the invention also comprises a system for realizing refreshing and writing of an ECU program. The system comprises the upper computer, wherein the upper computer comprises an encryption module and a data refreshing and writing module. The method and system for realizing refreshing and writing of the ECU program can be used for reducing an ECU program refreshing and writing cost, supporting various CAN (Controller Area Network) transceiving hardware equipment, supporting refreshing and writing of various program format files in a refreshing and writing software engineering, improving the software data safety and realizing ECU online refreshing and writing functions, and has a wider application range.

The invention relates to a method and device for measuring electroencephalo of a human body having mental pressure and for relaxation training. The device provided by the invention comprises an electroencephalo collecting electrode, a preprocessing unit, an analog-to-digital conversion unit, a central control unit and earphones. The method provided by the invention comprises the steps of: firstly, collecting initial electroencephalo data; secondly, calculating SI(0); thirdly, providing guiding respiratory parameters; fourthly, recording the respiratory parameters; fifthly, collecting electroencephalo data; sixthly, calculating SI; seventhly, judging whether SI is decreased or not; eighthly, keeping M(i) constant; and ninthly, adjusting the respiratory parameters. The method provided by the invention can better reflect the mental stress of a user and have high degree of accuracy and good real-time performance; the device provided by the invention has fewer electrodes and is convenient for installation; and a collection circuit and other hardware structure parts are simple, and the manufacturing cost is very low. According to the method and device provided by the invention, a noninvasive method for quantificationally assessing mental stress or mental pressure and a mental pressure relaxation training device based on the method are realized, which have certain easing function on mental pressure of the human body.

The invention discloses water-based single-component matte varnish, which comprises the following components in parts by weight: 20-50 percent of water-based pure polyacrylic emulsion, 20-50 percent of self-extincted polyacrylic emulsion, 5-30 percent of water-based aliphatic polyurethane and mixture emulsion, 3-10 percent of film-forming auxiliary agent, 0.01-2 percent of defoaming agent, 0.01-2 percent of dispersing agent, 0-2percent of wetting agent, 0.01-2 percent of rheological auxiliary agent, 0.01-2 percent of wax auxiliary agent, 0.01-2 percent of hand-feeling auxiliary agent, 0.01-2 percent of thickening agent, 0.01-2 percent of pH regulator and 5-30 percent of water. The water-based single-component matte varnish has the advantages of high environment-friendly property, high fullness, high rigidity, high hand feeling, high construction property and high chemical resistance, and meanwhile, the self-extincted emulsion is adopted in the formula for extinction, so that the water resistance and the alcohol resistance of a varnish film are greatly enhanced, and the harsh requirements of partial customer services on the water resistance and the alcohol resistance are met.

The invention provides a system and method for intelligent control over an automobile air conditioner according to fuzzy control and relates to the field of control over automobile air conditioners. The system for intelligent control over the automobile air conditioner according to fuzzy control comprises a temperature detecting device used for detecting the temperature in an automobile passenger cabin, a data processing unit used for obtaining the temperature difference in the passenger cabin and the change rate of the temperature difference in the passenger cabin according to the temperature, a fuzzy controller which is used for conducting fuzzification on the temperature difference and the change rate, conducting fuzzy inference according to a control rule list to obtain a fuzzy controlling quantity, obtaining an accurate control quantity after making the fuzzy control quantity clear, and outputting an accurate control quantity signal according to the accurate control quantity and the automobile air conditioner used for changing the temperature of the passenger cabin according to the accurate control quantity signal. By the adoption of the system and method for intelligent control over the automobile air conditioner according to fuzzy control, the temperature of the passenger cabin can be rapidly changed, the temperature of the passenger cabin is kept in the degree that a driver and passengers feel comfortable, the oxygen content and the ventilation condition in the passenger cabin are also considered, the comfortable sensation of the driver and the passengers is improved, and the risk of carbon monoxide poisoning is reduced.

The present invention discloses a medical CCD camera and correspondent X-ray machine exposure control method. Said invention utilizes short exposure, pre-exposure, first weak reading-out and secondary weak reading-out method to calculate the exposure termination time of this X-ray machine exposure. In the X-ray machine exposure control method the interface of X-ray controller is basically identical to the interface of traditional X-ray machine exposure controller, the CCD quick reading-out method can make the processes of pre-exposure, short exposure and weak reading-out, etc. be implemented within 1-several milliseconds, and the circuits of calculation module and time sequence control module can extensively select existent various embedded computing chips, including DSP, ARM and FPGA, so that it can calculate exposure time of X-ray machine within submillisecond level time, and can raise imaging quality of X-ray machine.

The invention discloses a method and a device for testing the turn-off characteristics of a high power thyristor. The device comprises a constant current source, a voltage source, a sample valve thyristor T, an auxiliary valve thyristor T1 and an auxiliary valve thyristor T2, wherein the auxiliary valve thyristor T1 and the sample valve thyristor T are connected in series and then connected in parallel with the constant current source; the auxiliary valve thyristor T2 and the voltage source are connected in series and then connected in parallel with the constant current source; and a cathode of the voltage source is grounded. According to the method provided by the invention, two suits of power systems are adopted to provide the sample valve thyristor with constant operation current and reverse high voltage respectively; during a test, the current output by the constant current source and the voltage output by the high voltage source are alternately applied to the tested thyristor, so as to achieved the effect of being equivalent to the turn-on / turn-off process of the thyristor during the actual operation.

The invention discloses a cutting velvet towel, which comprises a two-layer bottom fabric composed of warp yarns and weft yarns, a double-layer nap fabric which is formed by alternatively interweaving worsted warp yarns which have looped piles on both surfaces of the most outside of the two-layer bottom fabric, and worsted weft yarns through which the two-layer bottom fabric is connected, and after the warp yarns are cut from the middle of the two layers of fabrics, the cutting velvet towel with two pieces, one surface of which adopts a looped pile, and the other surface of which adopts a knap surface, is formed, and the two pieces are arranged up and down and face to face, and have the identical patterns. The two-layer bottom fabric can be also woven with the knap warp yarns which have looped piles on both surfaces at the most outside of the two-layer bottom fabric and simultaneously connect the two-layer bottom fabric. The invention solves the problems existing in the prior art and caused by the cutting of the looped piles on one surface of the double surface looped pile towel that the working procedures are multiple, the raw material consumption is large, the looped pipes and knops are not firm, and the towel is easy to depilate, the manufacture procedures are reduced, the cost of raw material is reduced, the product quality is improved, and the cutting velvet towel has theadvantages that the looped piles and the knops are firm, the hand feeling are soft and the moisture absorption and water storage rate is high.

The invention relates to a columbate or tantalate fluorescence material used in white-light LED, and its preparation method. The columbate or tantalate fluorescence material comprises undoped columbate or tantalite, transition metal doped columbate or tantalite, Tl-like ion doped columbate or tantalite having an s<2> configuration, rare earth element doped columbate or tantalite, and Tl-like ion and rare earth ion co-doped columbate or tantalite. The material can be used in the white-light LED, and relevant display and illumination devices. The columbate or tantalate fluorescence material has the advantages of cheap and easily available raw materials, simple preparation technology, stable chemical properties, and excellent luminescence performance, and is an ideal phosphor candidate material for the white-light LED.

An odd and even number signal separator of double refraction polarization interference which is mainly used in two channels separating of odd and even number signal in wavelength division multiplexing signal of communication system and filter required for flattening spectral transmission factor function includes that the core element is the filter formed by K (is grealer than or equal to 1 ) numbers of analog wave plate with the same structures. The double refraction delay and polarization orientation can make the progression of spectral transmissino factor function near Furier series of ideal cycle retangle transmission factor function. The separator can be prepared by applying comparative and search method of Furier series to obtain matching combination angle of K numbers of analog polarization rotary plate in K numbers of analog wave plate which is the most near cycle retangle transmission factor function. The invented separator can realize the odd-even separation of waven branch signal in various big or small intervals of spectral frequency so as to reduce the quantity of analog wave plates in the filter.