HIGH-VOLTAGE POWER ACCUMULATOR

电动汽车快速恢复能源存储的装置及操作方法

The present invention is one novel accumulator fast replacing device and operation method for electric automatic. Standard power source unit or combined power source unit and corresponding device are adopted for fast replacement of accumulator. At the same time, the method including user's buying only the use right of the accumulator, card consumption, electricity buying before running, recharging, establishing of charging station network, circulation of accumulator, supply of standard power source unit or combined power source unit by the accumulator producer and comprehensive recovering of waste accumulator is adopted. The present invention is suitable for various kinds of electric automobile.

Cultivation method of high quality cuttings from semi-mangrove Cerbera manghas

A cultivation method of high quality cuttings from semi-mangrove Cerbera manghas is characterized in that fruits on good, healthy mother trees with no pest or disease and growing for more 10 years are selected, seeds are extracted from the fruits by a fruit drying and husking machine, the seeds are soaked in hot water of 85 DEG C, the seeds are soaked at constant temperature after the seeds naturally cool to 40 DEG C, the seeds are sprouted on an electric heating sand bed with temperature of 20-25 DEG C and humidity of 60-80%, plantlets which sprout in a first batch, bear two pairs of complete leaves each and grow 10cm tall are transplanted to a seedling bed used for cultivating seedlings of Cerbera manghas, seedlings are cultivated on the seedling bed as a cutting bed, semi-lignified shoots are cultivated as cuttings, the cuttings are inserted in pots, each made with 2-4 parts of yellow subsoil and 6-8 parts of fine sand, to cultivate seedlings. The method has the advantages that the use ...

ELECTRIC-VEHICLE POWER AND DRIVING DEVICE

Cultivation method for sonneratia apetala Buch-Ham seedlings

The invention discloses an efficient cultivation method for sonneratia apetala Buch-Ham seedlings. The purpose is to solve the problems that in the forestation initial stage of sonneratia apetala Buch-Ham, the survival rate is low, and the preserving rate is low. The method includes the following steps of seedling cultivation, seedling transplanting and stem and root cutting, and the cultivation method has the advantages that stem cutting and secondary root cutting are performed on the container-grown seedlings of certain specifications in the later stage of sonneratia apetala Buch-Ham seedling cultivation, so that the sonneratia apetala Buch-Ham seedlings are developed in root system, plants are robust, the thickness of stems is increased obviously, and high-quality seedlings good in uniformity can be provided for coast protection forest construction. The seedlings cultivated by the application of the technology can make the original forestation survival rate be improved above 95% from ...

Culture medium for tissue culture of toona ciliate roem.

The invention discloses a culture medium for tissue culture of toona ciliate roem. The culture medium comprises a subculture medium and a rooting culture medium. A tissue culture manner is used for carrying out germchit vegetative propagation for the first time; compared with the prior art, the culture medium has the advantages that the seed propagation is rapid so that the good property of female parents can be effectively kept and the quality of germchits is guaranteed.

Structure mode of electro-mobile power and driving device

The present invention relates to a new structure mode of power unit and drive unit and relates to the improvement of power unit and transmission system of electromobile. The present invention can raise the efficiency of the power unit and drive unit, reduce the weight of the power unit and drive unit and thus reduce the power consumption of the whole electromobile. The technological scheme is to use two drive motors to drive two front wheels separately via speed reducer and drive shaft. The structure is mainly used in electromobile.

Bolster and buffer welding tool

The invention relates to a bolster and buffer welding tool which is characterized by comprising a tool steel structure (1), a corbel clamping tool (7), a corbel positioning block (6), a pressing plate device (5), a position changing unit, a coupler plate mounting base (2), a steel aluminum cushion block (4) and a compacting device (3), wherein two ends of the tool steel structure (1) are providedwith connecting bases (8) mounted on the position changing unit; one end of the tool steel structure (1) is fixedly welded with the coupler plate mounting base (2), and the corbel positioning block (6) and the steel aluminum cushion block (4) are positioned based on the coupler plate mounting base (2), the corbel clamping tool (7) is positioned by the other end of the tool steel structure (1) viathe corbel positioning block (6); and the pressing plate device (5) and the compacting device (3) are fixedly welded on the tool steel structure (1). The bolster and buffer welding tool adopts the position ...

Culture medium for red cassia tree tissue culture

The invention discloses a culture medium for red cassia tree tissue culture. The culture medium comprises a subculture culture medium and a root culture medium. A tissue culture mode is firstly adopted for seedling vegetative propagation, which is faster than seed propagation, can meet the scaled production requirement, effectively keeps the good inheritable characters of seedlings and ensures the quality of the seedlings.

Multimotor four-wheel drive mode for electric car

The present invention adopts three or four drive motors, in which two motors can be used for respectively driving front wheels by means of reducer and driving shaft, and one or two motors are used for driving rear wheels by means of reducer, overrunning clutch and driving shaft. Said structure can be mainly used in electric small car, and is aimed at raising power driving device efficiency, reducing power and driving device weight and raising it running speed.

Midnight-Noon Ebb-Flow galvanic apparatus for acupuncture therapy

The galvanic acupuncture apparatus consists of single-chip microprocessor, dynamic display system of channels and acupoints and galvanic acupuncture system. A channels and acupoints figure is drawn on panel and LEDs show the point selection state on channel. The galvanic acupuncture system generates 8 channel of different signals applied sequentially to acupoints on same channel for treating diseases. It can display and inquire Midnight-noon ebb-flow point selection rule for reinforcing or reducing in acupuncture under control of keyboard.

高电压动力型蓄电池

A new type high voltage motive storage battery, concerns improvement for motive storage battery; adopts method of blocking out unit, string and superpose several batteries unit in one storage battery shell, to form high voltage motive storage battery, this battery can be used in each kind of electromotion vehicles and other equipment that need high voltage power.

Portable seedling culturing grinder

The invention discloses a portable seedling culturing grinder. The portable seedling culturing grinder comprises a stander and a shell mounted on the stander, wherein a matrix charge hole is formed in the top of the shell, and a discharge hole is formed in the bottom of the shell; the portable seedling culturing grinder further comprises a main shaft, a rotor arranged in the shell, and wheels arranged below the stander, and the stander is further provided with pushing handles for pulling the wheels to run, the main shaft is arranged in the middle of the shell, two ends of the main shaft penetrate out of the shell, and the main shaft is installed on the stander through bearings, a drive device is coupled at the end part of one end of the main shaft, penetrating out of the shell, the rotor is fixedly mounted on the main shaft, 3-5 groups of hammering pieces are uniformly mounted along the circumferential direction of the rotor, and a movable screen capable of being movably assembled and disassembled ...

Point management method and device

The embodiment of the invention provides a point management method and device. The method and the device are used for solving the technical problem of inaccuracy of recorded user points in the prior art. The method comprises the following steps: displaying a first interface, wherein the first interface comprises an integral acquisition mode and an integral acquisition rule; and determining a first exchange ratio according to the detected point acquisition mode and the point acquisition rule. A first corresponding relation exists among the first exchange ratio, the point obtaining rule and the point obtaining mode. And determining a first point according to the first exchange ratio and the point acquisition mode. And generating an integral management table, wherein the integral management table comprises the first integral and an integral acquisition rule corresponding to the first integral. According to the point obtaining mode and the corresponding point obtaining rule, the first point ...

Method for frequency-adding and demagnetization for relatively static object

The invention discloses a method for performing frequency boosting and demagnetization to the relative static object. The key technology of the method lies in that a electromagnetic conversion device with inductance property and then a relative static object are provided; the method controls the current flowing through an electromagnetic conversion and demagnetization device by changing the time for applying voltage; the magnitude of the applied voltage is invariable during the process of a complete demagnetization, and the voltage polarities are alternately changed; the time for each applied polarity voltage is gradually reduced from long to short, and the frequency is gradually increased from low to high; as the frequency increases, the current of the electromagnetic conversion and demagnetization device is correspondingly reduced, thereby the electromagnetic conversion and demagnetization device generates the alternating magnetic field from strong to weak; under the action of the magnetic ...

Preparation of Chinese traditional medicine for removing naevus

Culture medium for tissue culture of vernonia amygdalina del.

The invention discloses a culture medium for tissue culture of vernonia amygdalina del. The culture medium comprises the following steps: selecting tender terminal buds of eugonic vernonia amygdalina del. in growing seasons as explants; disinfecting and inoculating the explants to an improved MS culture medium to form adventitious buds, wherein each liter of the improved MS culture medium comprises 0.2-0.8mg of 6-benzyl purine and 0.02-0.08mg of indoleacetic acid; then cutting the induced adventitious buds and carrying out subculture to carry out the multiplication of the adventitious buds in the same culture medium; when the bud height is about 2-3cm, cutting off and inoculating the adventitious buds to a 1/2 MS rooting culture medium to normally take roots, wherein each liter of the 1/2 MS rooting culture medium contains 0.05-0.15g of naphthylacetic acid; and finally, illuminating under natural light to carry out domestication and transplanting when rooting test-tube plantlets grow to ...

Method and device for checking door lock state and electronic equipment

The invention discloses a method and device for checking a door lock state and electronic equipment, and the method comprises the steps: when first request information sent by a user side is received, analyzing verification information in the first request information, and if the verification information is consistent with preset verification information, sending door lock state information to the user side, and if the verification information is not consistent with the preset verification information, not responding to the first request information. Through the method described above, when the distance between the user side and the position of the door lock is long, the door lock state information can be obtained by sending the first request information, the situation that the user side returns to the position of the door lock to confirm the door lock state is avoided, the time of the user side is saved, and the user can check the door lock state at any time.

Absorption circuit of current source type converter of sequential series diodes

The invention relates to an absorption circuit of a current source type converter of sequential series diodes and belongs to the technical field of conversion of electrical energy. The absorption circuit comprises an absorption circuit diode D11, an absorption capacitor C12, a discharge resistor R13, a diode D34, and an absorption capacitor C35. The absorption circuit is characterized in that when a peak voltage is generated on an absorption switching tube T1 with the positive upper portion and the negative lower portion, a capacitor is charged through a capacitor C1 and a diode D1, so that the peak voltage on the absorption switching tube T1 is absorbed, discharging is conducted through the capacitor C1 and the resistor R1, the voltage on the capacitor C1 is reduced, and preparation for next absorption is made. By the adoption of the current type converter, compared with an ordinary RC absorption circuit, the absorption speed is higher, and vibration generated during absorption can be ...

Inductive load commutation method

The invention relates to an inductive load commutation method, and the method comprises the following steps: setting two reverse branches for supplying power to an inductive load alternately; carrying out real-time monitoring on the current of the load; and freewheeling the load whenever one branch is turned from the on-state to the off-state, and further giving a control command for turning the other branch to the on-state after monitoring that the freewheeling current is zero. The method can indirectly sense the inductance of the load and the release situation of stored energy of the load by measuring the freewheeling current in a current loop of the load, thereby being automatically applicable to the loads with different inductances according to the time which needs to switch the current direction and improving the efficiency.

Potting technology for Dracaena arborea

The invention discloses a potting technology for Dracaena arborea. The potting technology adopts a 'two-stage process' potting technology and comprises the following steps of preparation in the first stage, pot culture and daily management, preparation in the second stage, pot change and daily management, root-cutting, outplanting and the like. The invention provides the high-efficiently potting technology for Dracaena arborea, and the problems that the Dracaena arborea is long in production period, easy to lodge and the like in the culture process are solved.

Drive gear for electric car

电动汽车机电一体化动力单元

An electromechanically integrated power unit for electric car features that a water cooled motor is used and the power transistors IPM (or IGBT) and control circuit are arranged on the water jacket of motor. Its advantages are light weight, small size, simple structure and low energy consumption.

Method and system for controlling offline issuing of network invoice

An embodiment of the invention provides a method and system for controlling the offline issuing of a network invoice. According to the method, an tax office server generates an authentication code for a company to issue an invoice offline, the authentication code contains basic information of a taxpayer and offline billing control information; the tax office server transmits the authentication code to a company terminal through a network operator, and the company terminal parses and verifies the authentication code through an authentication code parser; and after the authentication code of the company terminal is passed, an invoice is issued offline under the control of a start date, an expiry date and area code information which are obtained after parsing. In the embodiment of the invention, the needs of taxpayers' billing in reality are not only met, but the purpose of controlling offline invoice issuing by the tax office is also achieved.

Coast oak water planting seedling culturing method

The invention discloses a coast oak water planting seedling culturing method. The technology comprises the step of selecting variety and concentration of hormones, medicine liquor soaking time, coast oak budlings and the like for coast oak water planting seedling culturing. Different hormone concentration and soaking time are selected according to different seedling culturing time, so the optimal coast oak root forming number and quality are achieved, the root forming time is shortened, the survival rate of the seedling culturing is improved and the production cost is reduced.

Centipeda minima tissue culture rapid propagation medium and centipeda minima one-time seedling formation tissue culture rapid propagation method

The invention discloses a centipeda minima tissue culture rapid propagation medium which is a medium formulation formed by culture solution with low salinity and plant growth regulators; after the tissue culture rapid propagation medium is used, the axillary bud stem section of an optimal plant is taken as an explant, the whole sterile culture process only needs one medium, and the cultivation process is simple and easy. In the medium, subculture and root induction are synchronously carried out, and the seedlings can be formed for once. The centipeda minima tissue culture seedling growth period is shortened, and industrial production can be better realized. The invention also discloses a centipeda minima one-time seedling formation tissue culture rapid propagation method; a way of propagating buds by using buds is adopted by the enrichment culture process, so that the multiplication coefficient is high, and the variation phenomenon is not caused; the callus is not formed in the rooting ...

Method for semi-artificial cultivation of russula vinosa lindblad under newly-planted russula vinosa lindblad forest

The invention discloses a method for semi-artificial cultivation of russula vinosa lindblad under a newly-planted russula vinosa lindblad forest, which comprises the following steps: firstly, constructing the newly-planted russula vinosa lindblad forest by mycorrhizal (wild) secondary russula vinosa lindblad seedlings, then digging holes around the russula vinosa lindblad seedlings, collecting waste fresh russula vinosa lindblad and burying the waste fresh russula vinosa lindblad into the holes for mycorrhizal culture; and then managing and protecting the russula vinosa forest until the russula vinosa is produced. According to the method, a specific russula vinosa forest and russula vinosa lindblad production mode is adopted, operation is easy, the investment cost is low, the investment effect taking speed is high, and the technical bottleneck of semi-artificial cultivation of the russula vinosa lindblad is broken through. A new russula vinosa lindblad base is developed, the problem that ...

Electric automobile for practical use

The present invention relates to the improvement of electric automobile and the improved electric automobile includes the applicable part of traditional fuel burning car, the altered part and the increased part, which are combined organically to constitute the special electric automobile platform. The improved electric automobile has light body of composite material, electronic speed varying unit, electronic differential unit, electromechanical power unit, direct driving unit, high voltage and high capacity accumulator, etc. and thus has improved performance. In addition, the present invention also provides fast accumulator replacing device and operating method, and fast motor and electric controller replacing method, making electric automobile practical.

Electric automobile adaptive for multi kind energy source device

An electric car suitable for different energies features that it has an electric accumulator set cabin and gaseline engine cabin, which can be fastly switched.

Electro-mobile power and driving gear

Video playing test method and device and storage medium

The invention provides a video playing test method and device and a storage medium, and the method comprises the steps: loading a video contained in a tested application on a display interface of display equipment, carrying out the screenshot processing of the display interface, obtaining a first screenshot, obtaining a test instruction, carrying out the screenshot processing of the display interface according to the test instruction, and obtaining a second screenshot. Comparing the first screenshot with the second screenshot to determine a first comparison result; and according to the first comparison result, determining a video playing test result, so that the whole playing test process does not need to call a special interface to obtain the recorded playing state of the video, and no matter the software contains the video which is played through a special player or calls a webpage address, the video playing efficiency is improved. The video playing test result can be accurately obtained ...