292results about How to "Improve discharge rate" patented technology

The present invention relates to absorbent articles, such as sanitary napkins, panty-liners, nursing pads, baby diapers and the like, comprising an agent able to convey a perception to the wearer, without the need to create the external condition perceived by the wearer. Such absorbent articles are able to improve comfort, by, for example, conveying to the wearer thereof a long lasting freshness sensation upon prolonged wearing time of such articles

The present invention relates to articles to be worn in contact with mammal body, such as sanitary napkins, pantiliners, nursing pads, baby diapers and the like, comprising a mint odor-free cooling agent able to convey freshness sensation to the wearer of the article, without the need of modifying body surface temperature.

A system and method for providing energy management and maintenance of a high energy battery pack through use self-discharge features and processes. A battery pack is configured with self-discharger enabled-components that selectively discharge energy from the battery pack without the battery pack providing operational power.

The invention discloses a high-power high-efficiency satellite power supply system based on high voltage and low voltage double buses. The system comprises a solar battery array, an energy storage battery pack, a power supply controller, a power supply lower computer and a power distribution part. All-adjusting bus design is employed for a 28 V bus. Semi-adjusting bus design is employed for a 42 V bus. Power for signal collection and control of the two buses is supplied by the 28 V bus. Functions such as parameter collection, remote control instruction output, battery pack management and satellite service host communication are finished by sharing the same power supply lower computer. According to a high voltage and low voltage bus system related to the system, a new type topological structure with independent power circuits and a shared control circuit is employed. Moreover, an energy management strategy is improved; long-term load and short-term load of partial load are configured on the all-adjusting low-voltage bus. The short-term load of the rest load is configured on the semi-adjusting low-voltage bus. The current density of the system is effectively reduced. The power level of the system is improved. The high-efficiency, light-weight and high-power satellite power supply system is realized.

A massage apparatus includes: a pump that is an air supply source; a motor that actuates a distributor; a power switch that optionally supplies power to the pump and the motor to actuate the pump and the motor; and a limit switch that is connected in parallel with the power switch, and is operated by a cam working with the distributor so as to be turned ON when the distributor assumes a position to supply air to any of bladders, and so as to be turned OFF when the distributor assumes a position to discharge air from at least any of the bladders.

A static random access memory (SRAM) circuit includes a write port and a read port coupled to the write port. The read port includes a read bit line and a first p-type metal oxide semiconductor (PMOS) transistor having a silicon germanium (SiGe) channel. The read port also includes a second PMOS transistor having a second SiGe channel, where the second PMOS transistor is coupled to the first PMOS transistor.

The invention provides a composite porous membrane, which comprises a porous membrane substrate, inorganic particles and / or thermo-sensitive particles, and a binding agent, wherein the inorganic particles and / or the thermo-sensitive particles are bound on one side or two sides of the porous membrane substrate through the binding agent, and thereby an independent inorganic particle coating and / or an independent thermo-sensitive particle coating and / or a mixed coating with the inorganic particles and the thermo-sensitive particles are formed; and pores at the inner part of the porous membrane substrate are not provided with the binding agent and / or the inorganic particles and / or the thermo-sensitive particles. The composite porous membrane provided by the invention has higher porosity while having good high-temperature-resistant performance, and is suitable for preparing power lithium-ion batteries with high discharge rates.

A circuit breaker vents at least some of the arc gases generated during current interruption from an internal cavity containing separable contacts through a terminal recess vent in a wall in the housing into an external terminal recess. The line side main conductor extends through the same wall into the external terminal recess adjacent the vent and into the collar of a terminal assembly. An electrically conductive stand seated on the main conductor electrically connects to the main conductor an external conductor clamped against the stand by a terminal screw threaded through the collar. The stand has a through opening aligned with the terminal recess vent to pass the arc gases through the external terminal recess to atmosphere.

A semiconductor integrated circuit has a memory which can enter active state or standby state, and the memory has voltage generation circuits for bit lines and source lines with which memory cells are connected. The voltage generation circuits make the potential of the bit lines and the potential of the source lines equal to each other in response to an instruction to transition from active state to standby state. The voltage generation circuits produce a potential difference between the bit lines and the source lines in response to an instruction to transition from standby state to active state. In standby state, the potential of the bit lines and that of the source lines are equal to each other. Therefore, sub-threshold leakage does not occur between the source and drain of each memory cell. In active state, the source line potential is not varied.

Dryer section of a machine for at least one of producing and processing a web of material. The dryer section includes at least one heatable drying cylinder having a circumference, at least a part the circumference adapted to be surrounded by the material web, at least one support band arranged to surround the at least a part of the circumference, and a sealing band arranged to surround the at least a part of the circumference. An overpressure cap is arranged to receive one of a liquid and gaseous medium and is adapted to apply a pressurized one of the liquid and gaseous medium on the at least one drying cylinder. A temperature of the medium is lower than a temperature on an outside of the part of the circumference. At least one second support band is arranged around the at least one drying cylinder and is positioned between the at least one support band and the sealing band, wherein the at least one second support band has a coarser structure than the at least one support band.

A plasma display panel is composed of a first substrate and a second substrate facing each other via a discharge space and sealed together. A protective layer on the first substrate is composed principally of magnesium oxide, includes a substance or structure that creates a first energy level in an area of a forbidden band, the area being in a vicinity of a conduction band, and includes a substance or structure that creates a second energy level in another area in the forbidden band, the other area being in a vicinity of a valence band. During driving the second energy level is occupied by electrons, and few electrons exist in the first energy level, or electrons can easily occupy the first energy level due to a minus charge state, and MgO insultaive resistance is not lowered. This maintains wall charge retention and reduces discharge irregularities and firing voltage Vf.

An electric device, comprising a plurality of detachable battery units 2, 3, 4, each comprising a battery pack 2B, 3B, 4B and a storage mechanism 11, 12, 13 for storing information about the charging and discharging status of the battery. A connection mechanism is provided to electrically connect and disconnect the electric device 1 in response to each battery cell being attached and detached. The device includes a driving mechanism 9 for driving a load, a charging mechanism 5 for charging the accumulators 2B, 3B, 4B with reference to information stored in the storage mechanisms 11, 12, 13 of the installed battery units 2, 3, 4, and The control means 6 controls the electric power supplied from each battery unit 2, 3, 4 to the drive means 9 with reference to the above-mentioned information.

The present invention relates to a lithium-sulfur battery positive electrode structure and a preparation method thereof. According to the lithium-sulfur battery positive electrode structure, a current collector is adopted as a substrate, two carbon-sulfur complex layers with different pore sizes are attached onto the substrate, the structure sequentially comprises the current collector, the large pore size carbon-sulfur complex layer and the small pore size carbon-sulfur complex layer, the thickness of the large pore size carbon-sulfur complex layer is 50-500 mum, the thickness of the small pore size carbon-sulfur complex layer is 10-200 mum, the large pore size carbon material is a carbon material with a pore size of greater than 100 nm and less than 1 mum and a pore volume accounting for 50-90% of the total pore volume, and the small pore size carbon material is a carbon material with a pore size of 0.5-100 nm and a pore volume accounting for more than 50-90% of the total pore volume. With the lithium-sulfur battery positive electrode structure, the mass transfer curvature of the lithium ions in the electrode is effectively increased, the lithium ion transmission path is prolonged, provision of the capacity of the high supporting capacity active substance is easily achieved, and the energy density of the battery is increased.

The invention belongs to the technical field of lithium ion batteries, and in particular relates to a lithium ion battery cell which comprises at least two positive electrode plates, at least two negative electrode plates, a first wound membrane and a second wound membrane, wherein the positive electrode plates and the negative electrode plates are mutually overlapped, and the difference of the number of the positive electrode plates and the number of the negative electrode plates is one; the positive electrode plates are arranged at the same side of the first membrane; the negative electrode plates are arranged at the same side of the second membrane; and at the direction from the innermost circle to the outermost circle of the battery cell, the first membrane and the second membrane are alternatively arranged between the adjacent positive electrode plates and the negative electrode plates at intervals. Compared with the prior art, the lithium ion battery cell has the advantages that the parallel connection multiple layers of electrode plates provided by the invention can be used for reducing the internal resistance of the battery cell, thus the polarization is reduced, and the discharging platform is improved; the parallel connection of the electrode plates can be used for improving the high-multiplying-power charging and discharging capability of the battery cell; and because the electrode plates of the battery cell provided by the invention are stacked together, the internal structure is unified, the stress is distributed uniformly, the possibility of deformation is small. In addition, the invention also discloses a preparation method of the battery cell.

The invention discloses a joint estimation method for SOH (state of health) of a lithium ion battery. Internal resistance and capacity of the battery and various external characterization quantities of a discharge curve are obtained with specific testing methods respectively, and the current SOH of the battery is judged jointly by integrating the characterization quantities. The joint estimation method for the SOH is provided on the basis of a large number of experiments and summaries in order to solve the problems that the conventional estimation method for the SOH of the battery consumes long time, has large error and the like, the SOH evaluation time can be shortened, limitations of the conventional single parameter based determination method can be avoided, the SOH estimation precision can be improved, and the joint estimation method can be popularized and applied to engineering practice and other types of batteries.

The invention discloses a negative electrode material combination for lithium-ion battery. The negative electrode material combination contains a stabilizer used for stabilizing the activity of the negative electrode material combination; the stabilizer adopts gas-phase silica dioxide and the weight ratio of the stabilizer taking up 1-10 percent of the negative electrode material combination. The invention also discloses a negative electrode of lithium-ion battery made by using the negative electrode material combination and a lithium-ion battery thereof. The negative electrode material combination of the invention can remarkably improve the stability of the lithium-ion battery thereof, thereby ensuring that the lithium-ion battery not only has good cycle charge / discharge performance and high-rate discharge performance, but also has high safety and can serve as power storage tools for power type equipment.

A liquid ejecting apparatus includes a liquid ejecting head with a pressure chamber communicating with a nozzle opening and a pressure generator capable of causing a pressure fluctuation to liquid in the pressure chamber. The liquid ejecting head discharges liquid droplets by operating the pressure generator. The drive signal generator generates a drive signal including a drive pulse which includes a first expanding element that expands the pressure chamber, a first discharging element that contracts the pressure chamber expanded by the first expanding element in order to discharge a liquid droplet, a second expanding element that expands the pressure chamber, and a second contracting element that contracts the pressure chamber. The time from the beginning of the first discharging element to the end of the second contracting element is set to ½ to 1 of the natural vibration period of the liquid in the pressure chamber.

The invention relates to a high-power lithium ion battery pole piece and a preparation process thereof. The battery pole piece is provided with a current collector, wherein the positive and reverse sides of the current collector are coated with conductive base layers; the conductive base layers are coated with active substance coatings; each conductive base layer consists of a conductive agent and an adhesive according to a mass ratio of 75-95 percent to 7-25 percent. The preparation process comprises the following steps: mixing the adhesive with an organic solvent, thus obtaining an adhesive solution; stirring the conductive agent and the adhesive solution, thus obtaining slurry; grinding the slurry by using a colloid grinder, regulating the viscosity to be 300-1,000mpa.s, screening to obtain conductive slurry, coating the positive and reverse sides of the current collector with the conductive slurry, drying and compacting to obtain the conductive base layer; and coating the conductive base layer with the active substances, drying and compacting to obtain a high-power lithium ion power battery piece. The electric conductivity of the battery piece can be improved; for the battery piece under the same surface density condition, the rate discharge performance of the battery and a discharge platform are high, and over 94 percent of capacity can be preserved under the 40C-rate current discharge condition.

A plasma display panel in which a first substrate having a protective layer formed thereon opposes a second substrate across a discharge space, with the substrates being sealed around a perimeter thereof. At a surface of the protective layer, first and second materials of different electron emission properties are exposed to the discharge space, with at least one of the materials existing in a dispersed state. The first and second materials may be first and second crystals, and the second crystal may be dispersed throughout the first crystal.

The invention provides a lithium-ion-battery multiwalled carbon nanotube / molybdenum disulfide combination electrode and a preparation method. According to the preparation method, multiwalled carbon nanotube, soluble molybdate and L-cysteine are adopted as materials, glucose and triton X-100 are used as additives, dispersion uniformity of MoS2 on the surface of the carbon nanotube is improved, and through an in-situ hydrothermal reduction method, a combination electrode material of MoS2 and the multiwalled carbon nanotube is synthesized. The material has high electrochemical storage lithium specific capacity, excellent cycle performance and a high-rate feature. Meanwhile, the synthetic method has the advantages of being moderate in reaction condition, simple in process, high in yield and good in repeatability.

The present invention discloses a preparation method and application of a polypyrrole-coated carbon fluoride positive electrode material, the preparation of the positive electrode material is as follows: carbon fluoride particles are dispersed in water in the surfactant role, pyrrole monomer is added for evenly mixing to obtain carbon fluoride / pyrrole suspension; an inorganic salt oxidizing agent-containing acidic solution is added dropwise into the obtained carbon fluoride / pyrrole suspension for stirring for reaction, and the reaction product is successively washed and dried to obtain the polypyrrole-coated carbon fluoride positive electrode material. The preparation method is simple, avoids the use of toxic organic solvents, is non-toxic and environmentally friendly and low in cost, and can meet the requirements of industrial production; the polypyrrole layer of the obtained polypyrrole-coated carbon fluoride positive electrode material is evenly coated, the obtained polypyrrole-coated carbon fluoride positive electrode material has good conductivity, and can improve the rate discharge performance of a one-shot battery.

The invention discloses a preparation method of lithium titanate composite negative electrode materials used by lithium ion batteries, which is characterized in that the method comprises the following steps: proportionally mixing Li2CO3 powder and TiO2 powder; then, adding organic solvents into the mixture to be simultaneously prepared into paste materials; drying the paste materials after ball milling; raising the temperature; preserving the temperature; carrying out ball milling after cooling to obtain Li4Ti5O12; adding Li4Ti5O12 into metal compounds to simultaneously carry out ball milling; and then, completing the preparation through drying, temperature rising, temperature preservation, cooling and fine grinding. The lithium titanate of the composite negative electrode materials of the lithium ion batteries prepared by the method of the invention can adopt a general formula of Li4Ti5O12 / MOx, wherein x is 1 when M is Cu, and x is 0 when M is Ag. The lithium titanate can be used as the negative electrode materials of the lithium ion batteries, and has the advantages of good fast charging and discharging capability, high safety performance, no pollution and excellent large-magnification charging and discharging performance. The invention is applicable to industrial production, and can be applied to the fields of electric automobiles, energy storing equipment and electric tools.

A conveyor system transports a multiplicity of product items from an input portion to an output portion and is provided with a first conveyor that transports the product items from the input portion to a distal turnaround region. A second conveyor transports the product items from the distal turnaround region to a redistribution region. A first product transfer arrangement urges the product items from the first conveyor to the second conveyor. A plurality of exit conveyors are arranged to be parallel to each other for transporting the product items from the redistribution region to a product exit region located at the output portion, and are arranged to transport the product items at a respectively associated rates of transport. A product redistribution arrangement directs the product items to respective input ends of the plurality of exit conveyors. There is additionally provided a transverse element for directing the product items on the plurality of exit conveyors to a predetermined one of the plurality of exit conveyors.

A modified negative electrode material, negative electrode and cell of lithium ion cell, the negative electrode material made of modified quasi one dimension nano carbon material with average diameter of 1nm-500nm which is 0.1 %-50 % of total weight of negative electrode material selected from natural graphite, intermediate phase char microsphere, amorphous carbon, hard carbon, pyrolytic carbon, petroleum coke, asphalt base carbon fiber etc carbon material, and one or plurality of kinds of stannum base and silicon base material. Said invention raises the service life, charge capacity and discharge rate and effectively improves the performance of lithium ion cell.

A plasma display panel is composed of a first substrate and a second substrate facing each other via a discharge space and sealed together. A protective layer on the first substrate is composed principally of magnesium oxide, includes a substance or structure that creates a first energy level in an area of a forbidden band, the area being in a vicinity of a conduction band, and includes a substance or structure that creates a second energy level in another area in the forbidden band, the other area being in a vicinity of a valence band. During driving the second energy level is occupied by electrons, and few electrons exist in the first energy level, or electrons can easily occupy the first energy level due to a minus charge state, and MgO insultaive resistance is not lowered. This maintains wall charge retention and reduces discharge irregularities and firing voltage Vf.

The invention relates to an integrated electrode for a lithium sulphur battery and a preparation method of the integrated electrode. The integrated electrode is composed of a current collector, and a carbon-sulphur compound which is formed by than the current collector is subjected to in-situ growth; the carbon-sulphur compound comprises a conductive carbon material, and elemental sulphur with which a porous structure of the carbon material is filled, wherein the elemental sulphur accounts for 10 to 95% the carbon-sulphur compound in percentage by mass and is of 0.1 to 5mg / cm<2> in equivalent weight based on the current collector. The integrated electrode is simple in process and easy to realize. The electrode prepared by adopting the method is able to obviously reduce the contact resistance between the current collector and the carbon-sulphur compound and the utilization rate of active substance naming sulphur is also increased; in addition, the integrated electrode does not need any adhesive, so that the problem that the battery is poor in cycling stability because of the stability of the adhesive can be avoided, the cost is also saved, and the high commercial value is achieved.

The invention discloses a polymer lithium ion low-temperature battery. The compaction thickness of an anode plate (3) is between 53 and 82mu m, an anode active material is one or more of lithium manganate, lithium nickel cobalt manganate and lithium cobaltate, an adhesive is polyvinylidene fluoride, a conductive agent is one or more of flake graphite, acetylene with the specific surface area of 1,500+ / -200m<2> / g, vapor grown carbon fibers (VGCF) and carbon nano-fibers (CNF), and the weight percentage ratio of the anode active material to the adhesive to the flake graphite to the acetylene to the VGCF is 85-96:1-5:1-3:1-4:1-3; and the compaction thickness of a cathode plate (5) is between 56 and 62mu m, a cathode active material is one or two of artificial graphite and mesocarbon microbeads, an adhesive is one or more of the polyvinylidene fluoride, styrene butadiene rubber (SBR) and carboxymethylcellulose (CMC), a conductive agent is one or more of conductive carbon black, the VGCF and the CNF, and the weight percentage ratio of the cathode active material to the SBR to the CMC to the carbon black to the VGCF is 85-96:1-5:1-3:1-4:1-3. The polymer lithium ion low-temperature battery has high low-temperature discharge performance, discharge rate, specific energy and safety, and stable product performance.

The invention discloses a urinary calculus removing device with the urinary calculus breaking function, and relates to the technical field of medical instruments. The urinary calculus removing device aims at breaking urinary calculus in the body of a patient to remove the urinary calculus out of the exterior of the body in an accelerated mode through blast waves. The urinary calculus removing device comprises a base, a seat body and a supporting frame, the seat body is formed by a back plate, a seat plate, a leg plate and a pedal plate in sequence in a hinged mode, the bottom end of the supporting frame is hinged to the base, the supporting frame can rotate around a shaft under driving of a driving mechanism of the supporting frame, the seat plate is arranged at the top end of the supporting frame and can perform horizontal reciprocating motion and around-shaft rotating motion under driving of the corresponding driving mechanism, the back plate and the leg plate are pushed by electric pushing rods arranged on the supporting frame or the base respectively to be overturned respectively, the back plate is provided with at least one blast wave source head used for breaking the urinary calculus in the body of the patient, the face, facing the patient, of the back plate is provided with a plurality of vibration devices vibrating in the direction perpendicular to the back plate, and the seat body is further provided with a fixing piece for fixing the body of the patient on the seat body. The urinary calculus removing device can be used for conducting integrated treatment on urinary calculus breaking and urinary calculus removing on the urinary calculus patient, and can also conduct treatment on the urinary calculus patient for accelerating urinary calculus removing after urinary calculus breaking.

Methods for generating electric power and a discharge fluid from an oxidant and a reducer using a discharge system, and regenerating an oxidant and / or the reducer from the discharge fluid using a regeneration system are provided. A discharge unit of the discharge system generates electric power and the discharge fluid by transferring electrons from a positive electrode of a 5-layer electrolyte-electrode assembly (5EEA) to an aqueous multi-electron oxidant (AMO) and from a reducer to a negative electrode of the 5EEA. The regeneration system neutralizes the discharge fluid to produce a salt form of the discharge fluid. The regeneration system electrolyzes the salt form of the discharge fluid into an intermediate oxidant in an electrolysis-disproportionation reactor and releases the reducer, while producing the AMO by disproportionating the intermediate oxidant. The regeneration system converts a salt form of the AMO into an acid form of the AMO in an ion exchange reactor.