47results about How to "Reduce controversy" patented technology

The invention belongs to the technical field of block chains, and discloses a distributed parking sharing system based on a block chain and an implementation method. the distributed parking sharing system based on the block chain comprises a block chain layer and a service layer; The block chain layer is used for defining business models of various parking related services by using an intelligentcontract and Operating in a transparent and trusted manner through the smart contract; Parking lot reservation and parking service transaction records of the smart contract are collected and packagedinto a data block in a block chain network; a data block is generated and a block chain account book is managed through a PoC (Point of Credit) based consensus protocol; And the service layer is usedfor providing a service interface through a distributed application program (DApps). The problem that urban parking is difficult is solved; A prototype system is established to verify the system, anda result shows that the new scheme provided by the invention can effectively realize parking resource sharing and service.

The invention relates to a method for recording and evaluating the noise of a transformer. The method for recording and evaluating the noise of the transformer is based on the rate of started cooling fans and comprises the steps that (1) with the due north direction as 0 degree, eight to twelve measurement points are evenly selected on the measured surface of the transformer clockwise, and the measurement points are numbered; (2) A sound pressure level testing is conducted on each measurement point, and the average sound pressure level and A weighting sound power level are calculated; (3) the parameters of the voltage and the current of the high-voltage side of the transformer are collected, and the A weighting sound power level, at the rated current, of the transformer is calculated; (4) the number of all fans of the transformer and the number of fans in operation are collected; (5) recording and evaluating are conducted according to the rate of started fans, wherein the rate of started fans can be equal to or below one fourth, ranges from one fourth to half, ranges from half to three fourths and above three fourths. According to the method for recording and evaluating the noise of the transformer, the influence of the rate of started fans on the noise of the transformer is fully considered during noise recording and evaluating, objective and fair recording and evaluating of the noise of the transformer are achieved, the specificity and the traceability of the measurement points are guaranteed, erroneous judgments and disputes are reduced, and social harmony is promoted.

The invention provides a method for providing the identity uniqueness of an online shopping commodity through the order content. The method is characterized in that the content of the identity uniqueness of the online shopping commodity can be proved according to the record in an order, and the content for proving the identity uniqueness of the online shopping commodity includes at least one of the sequence number of the commodity, the recognition code of a main part, the batch code and the uniqueness code given by a sales person or online merchant. The method is effective and feasible when the identity uniqueness of the online traded commodity is proved.

The invention discloses a method for rapidly and effectively improving the drought resistance of tobacco. The method specifically comprises the following step: irrigating roots of young tobacco seedlings in a 4 to 5-leaf period by adopting BABA (Beta-Amino Butyric Acid) at a concentration of 0.2 to 10mmol / L. By pretreatment with BABA, the survival rate and the relative moisture content of tobacco under a drought stress condition can be increased, the malondialdehyde content of tobacco bodies can be reduced, proline content, soluble sugar and soluble protein content can be increased, the activity of superoxide dismutase and peroxidase can further be improved, the activity of catalase and ascorbate peroxidase can be reduced, and hydrogen peroxide content can be increased, so that an antioxidant system can be regulated by BATA to improve the drought stress resistance of tobacco. BABA is a pollution-free and environment-friendly substance, and is easy to use and popularize on a large scale, so that huge economic benefits for tobacco production are created, and in addition, the method is of great significance for the development of green agriculture.

The invention relates to a system for auto-visual function and entertainment, in which, a video camera and entertainment visual video connect with a switcher1 and their output are recorded in the video recorder through a switcher5. Another output and the output of video recorder connect with switcher2 and link with displayer via switcher3. The video entertainment divides into two channels and connects with switcher3 and distributor. The camera in the car connects with switcher5 and the driver can know the body information of the car through the displayer. So the function of entertainment and auto-visual can be launched simultaneously, and the drivers can only relay on the monitor when their automotive backing and driving. The drivers can freely control the vehicle cameras in the car, and they can arbitrarily switch to a fixed position at the same time. The video recorder automatically records when the manual alarm is touched, and the displayer also shows the content of vehicle video at the same time.

The invention discloses an electric energy meter fault detection apparatus. The electric energy meter fault detection apparatus comprises an electric energy meter detection controller, and an image and video acquisition module, wherein a main controller CPU is arranged on the electric energy meter detection controller; the main controller CPU is provided with a wireless communication module, an interface circuit module, a watchdog module, a real-time clock module, an LTE antenna, a FLASH memory module, a 5V switch power supply module and a buzzer; the image and video acquisition module includes a high definition network camera, an electronic microscope and a hard disk video recorder; the hard disk video recorder is arranged on a data acquisition and processing terminal; the high definition network camera and the electronic microscope are connected with the data acquisition and processing terminal; the electric energy meter detection controller is connected with an electric energy meter detection controller terminal; and the electric energy meter detection controller terminal is connected with the data acquisition and processing terminal. The electric energy meter fault detection apparatus can monitoring the whole detection process in real time, and can reduce investment of manpower and material resources.

The invention discloses a determination method for large volume injection quality inspection. A filter membrane filtration method is adopted for carrying out filter membrane filtration residual item inspection on quality of large volume injection. The determination method disclosed by the invention is accurate in determination result, strong in pertinence, broad in reflection plane, easy to operate and low in production cost, the determination result is visual and unquestioned, more importantly higher requirement is put forward for the large volume injection, quality safety risk of the large volume injection is reduced, and reasonable and safe medication is guaranteed; and compared with an existing large volume injection quality inspection item, the determination method disclosed by the invention is applicable to both quality check of an intermediate product in a production process of a pharmaceutical enterprise and quality inspection of a product before leaving a factory.

The invention provides a C2C mode electric appliance maintenance source optimization allocation system. The system comprises a server side, a client terminal and a maintenance terminal, and the serverside is provided with a maintainable resource data sheet, a maintenance terminal resource data sheet, a repair data sheet and a business data sheet. The server side is provided with a user repair module, a resource configuration module, a product maintenance module, a settlement module and a manufacturer module, wherein the resource configuration module is used for matching maintenance information with the maintenance terminal according to maintenance needs. According to the C2C mode electric appliance maintenance source optimization allocation system, automated matching of the maintenance information and the maintenance terminal can be achieved, the maintenance efficiency is improved, and the maintenance cost is lowered. Multiple data sheets are mutually cooperated, and a data maintenance module can conduct maintenance in an automatic pushing mode. Main report form data is all formed in the using process. A quality assurance enterprise can construct an open, competitive, and convenient after-sale maintenance system with the assistance of the system, and the resource allocation can be effectively optimized, which helps to motivate people to start up business and become innovative.

The invention discloses a valve disc cone height measuring tool, which is mainly used for measuring the longitudinal distance from the valve disc cone surface gauge section to the disc end face. , a base assembly part and a pressing part. The base assembly part is provided with a slider part and a V-shaped block assembly, the slider part is used to adjust the diameter of the gauge size section, and the V-shaped block assembly cooperates with the pressing part to install the valve under test. The valve disc cone height measurement assembly (with dial indicator) is used to display the measured value of the longitudinal distance from the disc cone surface gauge section of the valve under test to the disc end face. The application of this inspection tool can measure the measured value of the longitudinal distance from the disc cone surface gauge section to the disc end face of the valve under test with different rod diameters and different gauge diameters, reducing the number and cost of inspection tools and ensuring the timeliness of inspection.

An absorbance division-based Raman spectroscopy fluorescence background subtraction method comprises the following steps: collecting the original Raman spectrum and the Raman shift of a sample; acquiring a shift Raman spectrum, a matching Raman spectrum and a matching Raman shift; calculating a shift Raman absorbance division based on the obtained matching Raman spectrum and shift Raman spectrum;observing the positions of positive and negative peaks in the shift Raman absorbance division to determine a Raman spectrum peak region, and dividing a non-Raman spectrum peak region in the matching Raman spectrum into several spectrum regions; removing the Raman spectrum peak region from the matching Raman spectrum, and performing piecewise fitting on the Raman spectrum peak region removed matching Raman spectrum according to the division result of the spectrum regions in order to obtain an estimated fluorescence background; and calculating the fluorescence background subtracted Raman spectrum according to the matching Raman spectrum and the estimated fluorescence background. The method using the shift absorbance division to realize the subtraction of the Raman spectrum has the characteristics of wide application range, simple algorithm, low price and small personnel error.

The invention relates to a sample detection method in a Howard fungus measurement method for canned food. An image measurement method is used to realize the functions such as computer measurement of the fungus hypha length, positive visual field automatic counting, saving and reporting, and the like. On one hand, the device and the method have the advantages of improving the detection reliability of the Howard fungus measurement method, reducing the dispute on detection results and reducing visual fatigue of operating staff; on the other hand, as the computerized treatment is adopted for the measurement process and results, the device and the method facilitate the informatization management of a detection mechanism.

The invention discloses a method for cultivating maize resisting a rough dwarf disease by utilizing a synthetic micro RAN (ribose nucleic acid) and a special double-stranded RNA for cultivating the maize. The special double-stranded RNA is a double-stranded RNA sequence consisting of a sequence A and a sequence B. The method comprises the following steps: firstly, cloning the micro RAN of maize endogenesis; taking the micro RAN as a template to carry out PCR (polymerase chain reaction) amplification on a pair of primers respectively containing the sequence A and the sequence B; connecting and transforming the amplified sequences into a plant expression vector with a strong promoter by enzyme digestion; and then guiding the plant expression vector into the maize by means of agrobacterium infection or by a gene gun method, so as to obtain the genetically modified maize resisting the rough dwarf disease. The maize with novel seed quality is cultivated by a synthetic micro RAN technology, off-target is unlikely to happen, the safety is high, and the disease-resistant character can be stably inherited.