117results about How to "Increase discharge power" patented technology

The invention relates to an atmospheric pressure low-temperature plasma jet reactor with preionization structure, which belongs to plasma discharge reactor technical field, and the reactor is characterized in that: the device main body is a millimeter magnitude main silica tube with one open end; a part is arranged above the open end at the lower part with 15 to 25mm, and the part becomes the thinnest at 20mm part, and a ring-shaped electrode is wound on the part; a thin silica tube is connected at the closed end arranged in the inner part thereof through the closed end arranged at the upper part of the silica tube; and a needle electrode is arranged in the thin silica tube. An earthing electrode is arranged below the open end of the main silica tube; and the argon gas is filled into the needle electrode, and the oxygen gas is filled into the main silica tube. The needle electrode and the ring-shaped electrode can be exerted with the same high voltage; the needle electrode discharge can supply the seed electrons for the ring-shaped electrode discharge, and a stable glowing discharge plasma jet is arranged between the ring-shaped electrode and the earthing electrode. The reactor has the beneficial effects that the obtained plasma jet can generate high-concentration chemical activity species, and the reactor has practical value.

Good cycle performance and high discharge power characteristics are obtained with a non-aqueous secondary cell including a positive electrode containing as a positive electrode active material a mixture of a lithium-manganese composite oxide and a lithium-transition metal composite oxide containing at least Ni and Mn, and a negative electrode having as a negative electrode active material a material capable of intercalating and deintercalating lithium. Discharge of the non-aqueous secondary cell is controlled so that the end-of-discharge voltage of the non-aqueous secondary cell becomes equal to or higher than 2 V and lower than 3 V.

The invention discloses a high-electric conductivity aromatic polymer ionic liquid diaphragm material and a preparation method thereof. The high-conductivity aromatic polymer ionic liquid diaphragm material comprises an cation and an anion, wherein the cation is a composite cation formed by combining at least one ion of hydrogen ions or metal ions with organic molecules; and the anion is a fluorine-contained sulfonic acid anion or a fluorine-contained sulfimide anion which is connected to an aromatic benzene ring-contained polymer side chain. Compared with the prior art, the polymer ionic liquid diaphragm material of the invention has the advantages of difficult loss of ionic liquid, electric conductivity without depending on water, penetration resistance of OH-anion, methanol or vanadium ions, and the like, can form a stable ion channel which has high ionic activity, high chemical stability, low ion activating energy and easy adsorption of organic polar solvents and is an ideal diaphragm material which can be applied to various fields of lithium ion batteries, secondary lithium ion batteries, methanol fuel batteries, liquid flow batteries, electrodialysis water treatment, atomic energy industry and analysis, catalytic synthesis, chlor-alkali industry, and the like.

This invention discloses a membrane electrode for PEMFC and its preparation method, which is made of three tiers. The middle layer is proton exchange membrane, and the two-side layers are porous cathode and porous anode catalyst-diffusion layer respectively which are both made of the catalyst, slurry and carbon fiber on the outer surface. The membrane electrode of this invention is obtained by using static flocking technology to implant the carbon fiber directly onto PEM with catalyst slurry and then drying. It simplifies the process of membrane electrode, reduces the contact resistance between layers, raises the capability of gas quick spreading and water timely discharge, and improves the electrochemical properties. When the current density is 200mA/cm2, the discharge power of battery increases 14~20%.

The present invention relates to a double electric layer heterogeneous electrochemical supercapacitor (HES) and a method of manufacture. Single-cell or multi-cell versions of the HES can be produced. Output characteristics of the HES are optimized by carefully controlling particular parameters of the HES' design and construction. For example, the ratio between the charging capacities of the positive electrode and negative electrode of the HES is carefully selected and controlled, an active material of higher efficiency than the active material used by typical electrochemical capacitors is preferably utilized in the construction of both the positive and negative electrodes, a separator with improved operating parameters is used, and the negative electrode current collector is preferably manufactured from a material having a matching layer—which ensures high conductivity, high hydrogen gassing overpotential, and high stability within a range of negative electrode operating potentials within the electrolyte environment of the HES.

The invention discloses a polymer solid electrolyte membrane and preparation method thereof. The polymer solid electrolyte membrane comprises a polymer matrix and a composite ionic liquid, and the composite ionic liquid comprises lithium salt and N-containing heterocyclic compound. According to the invention, by introducing the ionic liquid into the polymer solid electrolyte membrane, the both advantages of the ionic liquid and the the polymer solid electrolyte membrane are achieved, and the self-supporting electrolyte with independent from water, high conductivity, good security, good ionic conductivity and high mechanical property is obtained. The invention can be widely used in the fields of lithium ion battery, and has a good application prospect in the fields of electronics, medical treatment, space technology, electrochrimic technique, photoelectricity, sensors and the like.

The invention relates to a production method of a chargeable battery for simultaneously low-temperature discharge and heavy-current discharge. In the method, the characteristics of materials, excellent low temperature performance and matching means between lithium manganate and low-temperature electrolyte and excellent electric conduction performance of nano ultralong carbon fibers are utilized to satisfy requirements on low temperature; a technical processing method, a structure with double-rolling cores and double pole lugs as well as nickel-plated copper lugs are utilized to reduce the internal resistance of the battery; and the advantages and disadvantages of all materials are balanced so that the battery produced by the method can simultaneously satisfy low-temperature discharge and heavy-current discharge as required by arsenal equipment. Therefore, the chargeable battery with both of the advantages can be used for starting equipment well in arctic and antarctic areas or in the high altitude of 5000m.

The disclosure aims to provide a ventilator module with improved efficiency. The ventilator module employs the dual structure of fans includes a swirler fan and a suction fan, in which the swirler fan is disposed at the front side and the suction fan is disposed at the rear side of the swirler fan so that a swirl formed by the drive of the swirler fan forms a donut-like low pressure zone around an inlet, and a tornado is formed by rotating the donut-like low pressure zone by the drive of the suction fan thereby cause the air below swirler fan to ascend at high velocity so as to be suctioned and discharged.

The invention provides a photoelectrochemical redox flow energy storage battery with a vanadium compound as an active substance. When the battery is being charged, luminous energy is converted to chemical energy by a photoelectrochemical reaction, and the chemical energy is stored in an active substance of a battery electrolyte. When the battery is being discharged, an electrochemical reaction is performed so as to convert chemical energy to electric energy. By coupling a photoelectrochemical battery with a flow battery, the insufficiency that a solar battery cannot realize electrical energy storage is overcome, and in situ conversion, storage and controllable use of a solar battery are realized. The system has a simple structure, is low-cost and is easy for miniaturization. Large-scale amplification can be realized. The battery provided by the invention is suitable for the solar energy-energy storage-power generation process of different sizes.

The invention discloses the roller surface high-frequency impulse laser induced directional discharging hair device, comprising impulsing power source, high frequency pulse laser generator, discharged electrode and control device. The device comprises the following characteristics: the bipolar of impulsing power source connected with roller and discharged electrode, the discharged electrode placed on the laser focal point of laser generator, the control device controlling the impulsing power source and high frequency pulse laser generator. The device has good directionality, high working frequency, big power, and good hair controllability and homogeneity.

The invention relates to a lithium battery compound electrode active material, which comprises a lithium-containing main electrode active material and a lithium-containing cladding electrode active material which is covered on the outer layer of main electrode active material and of which the grain size is far smaller than that of the main electrode active material, wherein the grains of the cladding electrode active material are covered on and sintered with the outer layer surface of the grains of the main electrode active material. The invention also provides a method for preparing the compound electrode active material, which comprises: adding a viscous agent into the two kinds of grains to form slurry, atomizing, drying, obtaining mixed powder, and sintering in a short time to form compound electrode active material. The compound electrode active material can improve the conductivity and discharge power of a battery and further prolong the circulating life of the battery, and the preparation method is simple.

The invention relates a dispenser comprises: an outer container (300), an internal vessel (200) for storing contents and inserted inside the outer container (300), and a pumping part (100) combined in an upper part of the internal vessel (200) and for discharging the contents in the internal vessel (200);

• the internal vessel is composed with a material capable of the contraction and expansion; a plurality of wrinkles (210) are formed through a blow injection manner; and the connecting rod (220) for coupling with the pumping part (100), an elastic steel band (420) formed in the outer circumference of the internal vessel (200), and a plurality of an elastic steel pieces (421) formed by cutting out a part of the steel band (420) to stand are formed onto the upper part of the internal vessel, respectively;
• the elastic steel piece (421) is gradually risen as the contents within the internal vessel (200) is gradually discharged, as maintaining a state where an end part reaches in contact with each other with an inner surface of the outer container (300);
• the contents is discharged (or exhausted) by the compressed air (301) by filling between the outer container (300) and the internal vessel (200).

The dispenser further comprises a compression rubber band (410) in an outer circumference of the internal vessel (200).

The dispenser further includes an elastic steel band (420) in an outer circumference of the internal vessel (200) and a plurality of elastic steel pieces (421) in which a part of the steel band (420) is cut out cut to stand, so that the elastic steel piece (421) is gradually risen as maintaining a state where an end part reaches in contact with each other with the inner surface of the outer container (300) according as the contents within the internal vessel (200) is gradually discharged.

The invention is an environment friendly product which can discharge the contents with the compressed air filled between the internal vessel and the external container.

And, the invention achieves environment-friendly products to solve the above problems and most ideal products to meet the green growth project of the government, while the products, which very much comes out in the market, mixed the freon gas with the liquid gas causes harmful influence for the human body and regarded as the main cause of the greenhouse gas.

The invention discloses a nickel coated carbon fluoride positive electrode material and a preparation method of the nickel coated carbon fluoride positive electrode material. The positive electrode material is prepared by coating the surface of carbon fluoride particles with a nickel-plating layer. The preparation method comprises the steps that the carbon fluoride particles are sequentially sensitized, activated and reduced under a function of dispersing agents and the nickel-plating layer is plated; the carbon fluoride particles coated with the nickel-plating layer are subjected to thermal treatment to obtain the nickel coated carbon fluoride positive electrode material. The preparation method is easy to operate, mild in process conditions and low in cost; the prepared nickel coated carbon fluoride positive electrode material is uniform in coating of nickel-plating layer, stable in structure, and can be used for preparing a lithium carbon fluoride battery with high conductivity, high specific capacity and high power density.

A circuit arrangement including at least two capacitors that are connected in series to a voltage is provided. The circuit arrangement also includes a voltage divider, arranged in parallel to the at least two capacitors, the voltage divider divides the voltage to the at least two capacitors, and a protective diode arranged in parallel to every capacitor in series to a series resistance in such a manner that the threshold voltage of the protective diode is lower than the admissible voltage of the capacitor arranged in parallel to the protective diode. In addition a protective circuit is arranged in parallel to the series resistances.

The invention relates to the technical field of a high voltage power supply. The invention provides a high voltage power supply for a mobile environment and a production method, in order to solve the problems of the prior art. The high voltage power supply is supplied according to the power supply requirement for high-parameter pulse power supply under the mobile environment. The low-voltage and low-power (typically 24V-32V/below 1 kW) power supply condition is utilized to realize instant high-voltage and high power (typically 100kW/10kW) output parameter. An electrode of a capacitor set, a power supply (external) and direct current input ends of a plurality of inverters are in parallel connection with each other; an alternating current output end of each inverter is respectively connected with a primary coil of a transformer; a secondary coil of each transformer is connected with an alternating current input end of a rectifier; the direct current output ends of n rectifiers are serially (cascading) connected with each other through a wire and are used for outputting high voltage; when the high-voltage power supply runs, the outputted electric energy is mainly supplied by the capacitor set; the capacitor set has higher capacity and can meet the repeated recharging requirements of the loads.

The invention relates to a U-shaped plate type dielectric-barrier-discharge-based low-temperature plasma reactor and reactive system. The reactor comprises a core electrode, a U-shaped plate electrode housing, an insulating medium and a driving power. The core electrode is installed inside the U-shaped plate electrode housing; and gas outlet channel parallel to the core electrode is arranged at the arc position of the U-shaped plate electrode housing. The insulating medium is installed between the core electrode and the U-shaped plate electrode housing. The driving power is respectively connected with the core electrode and the U-shaped plate electrode housing. Gas enters the reactor through a U-shaped opening of the U-shaped plate electrode housing; and the processed gas leaves the reactor through the gas outlet channel. According to the reactor, large-flow gas can be processed; the gas disturbance can be enhanced and the plasma catalysis can be strengthened; the mixed uniform degree of several kinds of gas can be improved; the dielectric barrier discharge (DBD) breakdown voltage and discharging power are low and the waste gas treatment cost can be lowered; and the reactor can work separately or work in a matrix arrangement mode.

The invention provides an electric sparkle earthquake focus for elastic wave exploration. The discharging switch of the electric sparkle earthquake focus is turned on by using a group of microcomputer timing switch turning-on relays, so that the charging time of the electric sparkle generator can be controlled within a range of 0.5-10 seconds. If the charging time is long, the electric sparkle generator is discharged after reaching rated power, and the electric sparkle earthquake focus is used for deep exploration; and a point measurement distance is controlled within a range of 2-10 m by combining the charging time and a ship driving speed; and if the charging time is short, the electric sparkle earthquake focus can be used for shallow part exploration of water bottom, and the point measurement distance is controlled within a range of 0.5-2 m by combining the charging time and the ship driving speed. A control switch is connected with a real-time parameter displaying device; when the control switch is turned on, measurement turn-on signals are given to a host for receiving reflection wave signals; timing and positioning time signals are given to a satellite positioning device; signals are transmitted to a display device; and impulse frequency, impulse time, electric sparkle generator output power which is calculated through the impulse time, map and measurement point positions can be given and displayed.

An aluminum-air battery electrolyte comprises an alkaline electrolyte solution and a corrosion inhibitor, which is composed of an inorganic corrosion inhibitor, casein, and an antifoaming agent, wherein the inorganic corrosion inhibitor is one or more of sodium stannate and zinc oxide, and the antifoaming agent is one or more of polyoxyethylene polyoxypropylene ether, polyoxypropylene glycerol ether, polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxyethylene sorbitan monostearate, and sorbitan monostearate. The provided aluminum-air battery electrolyte has the advantages of low cost, high safety, green, and environment-friendliness. At the same time, the anode hydrogen evolution self-corrosion rate is prominently reduced, the open circuit potential of an aluminum anode is negatively shifted, and thus the aluminum anode has the advantages of good corrosion resistant performance and high electrochemical activity. The electrolyte has an important meaning for prolonging the battery service life and increasing the electric power.

The invention discloses a direct sodium borohydride fuel cell anode. The discharge power of a direct sodium borohydride fuel cell can be substantially increased without using an ionic diaphragm, hydrolysis of borohydride ions can also be effectively inhibited, and therefore the utilization rate of a fuel is increased. The direct sodium borohydride fuel cell anode comprises activated components, carbon black, a bonding agent and an electric collecting conductor, and the activated components include a hydrogen storage alloy and a metallic cobalt oxide. The invention also provides a manufacturingmethod of the direct sodium borohydride fuel cell anode.

The invention discloses a device for continuously processing a bipolar plate of a low-contact resistor. The processing device is sequentially provided with one pair of thermal-insulation heating rollers, two pairs of positioning rollers and one pair of sizing rollers along the entering direction of the bipolar plate, wherein two spraying components are arranged between the two pairs of positioning rollers and respectively arranged on both sides of the surface of the bipolar plate. In comparison with the prior art, the internal resistance of the bipolar plate can be decreased and the internal contact resistance of the bipolar plate and other pile components is effectively decreased according to the bipolar plate, so that the discharge power and voltage efficiency of piles are improved, the voltage efficiency can be increased by 2%-4%, and the discharge power is increased by 10%-20% under the same condition. The device can be directly and independently used or installed behind a bipolar plate extrusion die. The operating principle of the device is that a flat-plate bipolar plate enters into the positioning rollers after being heated (kept warm) through the thermal-insulation heater rollers, and flexible powder raw materials are sprayed to the surface of the bipolar plate between the positioning rollers through the spraying components and enter into the sizing rollers, so that the dipolar plate is pressed to achieve a regulated thickness.

The application provides an engine control method for a fuel cell vehicle, and the method comprises the steps: obtaining the current temperature in a power cell; according to the current temperature,identifying the current temperature level of the vehicle; determining the target output power of a fuel engine according to the temperature grade, so that the electric quantity of the power battery iskept in a target interval, different temperature levels corresponding to different output powers; and adjusting the output power of the fuel engine to the target output power. The target output powerof the fuel engine on the vehicle can be determined on the basis of the current temperature grade of the vehicle, so that the output power of the engine can be dynamically adjusted according to different temperature grades, the influence of temperature factors on the output power of the engine is considered, and sufficient electric quantity of the power battery is ensured; therefore, the dynamicproperty requirement of the whole vehicle can be better met.