31results about How to "Strong power consumption" patented technology

The invention relates to an alternating current/direct current sensor. The alternating current/direct current sensor comprises a high-permeability transformer unit, an excitation signal generation unit, a direct current signal detection unit, a restoring circuit unit, an alternating current signal processing unit and a power amplification unit. The high-permeability transformer unit comprises a first magnetic core, a second magnetic core, a first magnet exciting coil, a second magnet exciting coil, a third magnetic core, a primary coil, a secondary coil and an auxiliary coil, wherein the first magnetic core and the second magnetic core are independent of each other; the first magnet exciting coil and the second magnet exciting coil are wound around the first magnetic core and the second magnetic core respectively; the third magnetic core, the first magnetic core and the second magnetic core are overlapped so as to form an integrated magnetic core; the primary coil, the secondary coil and the auxiliary coil are wound around the integrated magnetic core. The performance of the alternating current/direct current sensor is improved remarkably. The alternating current/direct current sensor has the advantages of being low in power dissipation, high in magnetic disturbance resistance capacity, simple in structure, light, high in response speed, high in flexibility, good in interchangeability, convenient to install, calibrate, adjust and maintain, and the like.

The invention relates to the method for dealing with the validation information of the mailing article as well as the hand held type collector for the mailing information. The method includes following steps: the hand held type collector collects the mailing information of the mailing articles: generating the mailing information; processing the mailing validation information; the completion of processing the mailing validation information. The method realizes the data sharing in the whole mailing procedure and providing the mutual check of the information between the postman and the user. The collector including the microprocessor possesses the scanner head for the two-dimension bar code and the blue teeth module. The address multiplexing is realized. The invention device possesses the features of large capability, the wide encoding region, high relaibility etc.

The invention relates to a graphene field effect transistor, in particular to a manufactured method of a transistor based on the graphene field effect. According to the method, metal gas source Ga ions are used for illuminating the surface of graphene, hole doping is carried out on the graphene, the Ga ions can lead pressure stress into the graphene, and the heat generated by illumination has an annealing function for the graphene. For the transistor based on the modified graphene field effect, the annealing function relieves the output nonlinearity of the field effect transistor, the led-in pressure stress opens the energy band structure of the graphene, the switch ratio of the graphene field effect transistor is improved, and the application of the field effect transistor in a logic circuit is promoted.

The invention relates to a graphene-based gas sensitive sensor material loaded with a metal palladium and a preparation and an application. The preparation comprises the following steps of: pre-oxidizing the graphene, and then performing oxidation treatment; reducing the oxidized graphene to reduced graphene oxide by an one-step reduction method; and simultaneously loading the metal palladium on the surface layer of the reduced graphene oxide to obtain a graphene-based gas sensitive sensor material. The graphene-based gas sensitive sensor material has excellent hydrogen sensing properties, exhibits 23% sensitivity to 1000 ppm hydrogen gas under normal-temperature and oxygen-free environment, and exhibits far better selectivity than other gases. The sensing material has a very wide application prospect due to the characteristics of being capable of operating in a normal-temperature and oxygen-free environment and high selectivity.

The invention provides a renewable resource classification and recovery box. The renewable resource classification and recovery box comprises a box main body; the box main body is divided into a mainbox body, a first sub-box body, a second sub-box body and a third sub-box body; an access door is arranged on the upper portion of the front side of the main box body; a touch screen is arranged on the upper portion of the front side of the access door; a bank card slot is formed in the left side of the lower portion of the touch screen; a radio frequency card reader is arranged on the lower portion of the bank card slot; a bill outlet is formed in the right side of the lower portion of the touch screen; a plug is arranged on the lower portion of the bill outlet; and an input and output moduleis arranged on the upper portion of the reverse side of the access door and corresponds to the touch screen. According to the renewable resource classification and recovery box, different types of waste such as metal, plastic and paper can be weighed, fees can be returned, so that people can classify the waste and then put the waste into the recovery box, and therefore the enthusiasm of people can be improved, the recovery treatment awareness of the waste can be enhanced, and the recycle value of the waste can also be enhanced.

The invention belongs to the technical field of measuring of mechanical environments of well drill bits, and specifically relates to a data acquiring system for a well drill bit, an application method of the system and an acquiring recorder. The system comprises the acquiring recorder, a testing computer, a power supply system and a signal system; the acquiring recorder is used for converting a sensor signal and storing and sending the result data; the testing computer is used for setting the parameters of the acquiring recorder and acquiring data from the acquiring recorder; the power supply system is used for supplying power to the acquiring recorder; the signal system is used for providing a signal to the acquiring recorder; when in use, the debugging and calibration are carried out before mounting; the acquiring recorder comprises a multi-channel signal adapting module, an analog-digital converter, a storing unit, a power managing module, and a built-in communication management unit type control CPU. The system has the beneficial effects that the acquiring recorder is small, the reliability is improved, the application pertinence is improved, and the void in the measuring field fills.

The invention relates to a process coupling catalyzed iron with a biological filter. A catalyzed iron reaction tank is arranged in front of the biological filter. A catalyzed iron bed is arranged at the upper part of the biological filter, an aerator pipe is arranged at the lower part of the biological filter, and a water inlet is formed at the bottom of the biological filter. A PVC (polyvinyl chloride) packing layer is arranged at the upper part of the biological filter, the aerator pipe is arranged at the lower part of the biological filter, and the bottom of the biological filter is connected with a water outlet in one side of the top of the catalyzed iron reaction tank. The process comprises the following steps: refractory industrial wastewater enters the catalyzed iron reaction tank, the pH value of in-water is controlled within a range of 5.0-10.0; the inner part of the catalyzed iron reaction tank adopts the aerator pipe for aeration, the concentration of dissolved oxygen is controlled within a range of 0.01-5.0mg/L, the stacking density of the catalyzed iron bed is controlled within a range of 0.1-0.5kg/dm-3, and the hydraulic retention time is controlled within a range of 0.5-1 hour; out-water of the catalyzed iron reaction tank is used as the in-water of the biological filter to carry out biological treatment, and the pH value of the in-water of the biological filter is controlled within a range of 6.0-8.0; the inner part of the biological filter also adopts the aerator pipe for aeration, and the concentration of the dissolved oxygen is controlled within a range of 2.0-4.0mg/L-1; and the stacking density of PVC packing in the biological filter is controlled within a rang of 0.01-0.05kg/dm-3, and the hydraulic retention time is controlled within a range of 2.0-4.0 hours. The out-water passing through the biological filter is drained into water. The COD removal rate of the industrial wastewater subjected to the purifying and biochemical treatment by the method can reach 50 percent, and the new standard is stably reached.

The invention discloses a capacitor switching switch. The switch comprises a three-phase source input end, a three-phase control output end, first and second electronic switches, first and second current transformers, first and second switch two-end zero-crossing signal detecting circuits, first and second zero-crossing trigger modules; first and second current detecting circuits and a control unit, wherein the first current transformer and the first electronic switch are sequentially connected in series between a first input end and a first output end; the first input end is connected with the A phase of three-phase source input; the first output end is connected with the first end of a three-phase power capacitor; the first current transformer is connected with the first current detecting circuit; the first switch two-end zero-crossing signal detecting circuit is located at two ends of the first electronic switch; the first zero-crossing trigger module is directly connected with the first electronic switch; the control unit is connected with the first current detecting circuit, the first switch two-end zero-crossing signal detecting circuit and the first zero-crossing trigger module respectively; a C circuit is same as an A circuit.

The invention discloses rice nutrition powder extraction equipment and an operation method thereof to mainly solve the problem of resources waste due to the fact that embryos having nutrient values are abandoned along with bran and are not fully utilized during rice milling through the existing similar products. According to the rice nutrition powder extraction equipment, rice bud grains and rice bud films after unshelling are milled, the number of grains milled from rice buds and rice bud films is greater than or equal to 180 meshes, thick and thin powder of the milled rice bud films are respectively screened, and the rice buds and the rice bud films smaller than 180 meshes are milled continuously. The rice nutrition powder extraction equipment is provided with a rice milling equipment and a nutrient powder milling powder extraction equipment; the nutrient powder milling powder extraction equipment which is flexibly arranged in the rice milling equipment is corresponding to a bran outlet of the rice milling equipment; the nutrient powder milling powder comprises a receiving box and a nutrient powder milling powder extraction device which is arranged inside the receiving box.