37results about How to "Achieve high capacity" patented technology

The invention provides a lithium ion battery diaphragm, a preparation method of the lithium ion battery diaphragm and a lithium ion battery. The lithium ion battery diaphragm comprises a support layer, wherein either or both of a dense layer or an inorganic coating are compounded on the support layer; the average quantity of the lithium ion battery diaphragm is 8-25g / m<2>, the thickness is 15-60 mu m, the average aperture is 50-500nm, and the porosity is 78-82%. The lithium ion battery diaphragm provided by the invention is good in isolating property and excellent in electrolyte absorbing property, is further relatively high in tension strength, is capable of realizing high power capacity of a battery, and can meet the requirement of rapid large-current charge and discharge of the lithium ion battery.

The disclosed hardened aluminum foil for battery collectors is characterized by containing 0.2-1.3% iron, 0.01-0.5% copper, and no more than 0.2% silicon by mass, with the remainder comprising aluminum and unavoidable impurities. Said hardened aluminum foil, which is further characterized by a purity of at least 98.0% by mass and subgrain sizes of at most 0.8 [mu]m in the thickness direction and at most 45 [mu]m in the rolling direction, has a certain degree of strength, excellent stretch, and low electrical resistance.

An alloy type thermal fuse is provided in which a ternary Sn-In-Bi alloy is used, the operating temperature belongs to the range of 130 to 170 DEG C., the overload characteristic and the dielectric breakdown characteristic are excellent, the insulation stability after an operation can be sufficiently ensured, and thinning of a fuse element can be easily realized. A fuse element having an alloy composition in which Sn is larger than 43% and 70% or smaller, In is 0.5% or higher and 10% or lower, and a balance is Bi is used.

The present invention provides a non-aqueous electrolyte secondary battery that shows excellent high-temperature storage performance, that inhibits the battery resistance increase and the charge-discharge efficiency degradation after storage, and moreover that has a high capacity with improved reliability. The non-aqueous electrolyte secondary battery has a positive electrode (17) containing positive electrode active material, a negative electrode containing a negative electrode active material, a non-aqueous electrolyte, and a separator (18) disposed between the positive electrode (17) and the negative electrode. An inorganic particle layer (19) containing inorganic particles is formed between the positive electrode (17) and the separator (18), and the inorganic particle layer (19) contains a chelating agent (15) that forms a complex with transition metal ions.

Disclosed is a nonaqueous electrolyte solution suitable for a lithium secondary battery having high energy density wherein capacity decrease due to charge / discharge cycles is extremely small and no gas is generated during the charging / storing period. Specifically disclosed is a nonaqueous electrolyte solution wherein a nonaqueous solvent contains a fluorinated solvent composed of a chain fluorinated carbonate (a1) and a fluorinated ethylene carbonate (a2) in such an amount that the total amount of the fluorinated solvent in the nonaqueous solvent is within a range of 50-100 wt%.

A non-aqueous battery with improved volume energy density and enhanced load characteristics is made available even when using olivine-type lithium phosphate as a positive electrode active material. The non-aqueous electrolyte battery of the present invention is provided with a positive electrode (1) containing lithium iron phosphate as a positive electrode active material, a negative electrode (2), and a non-aqueous electrolyte (4). In the positive electrode (1), a positive electrode active material-containing layer that is made of the positive electrode active material, a conductive agent, and a binder agent is formed on a positive electrode current collector. The positive electrode current collector has a thickness of less than 20 mum and its surface that is in contact with the positive electrode active material-containing layer has a mean surface roughness Ra of greater than 0.026 mum.

The invention provides a constant voltage output structural member. The constant voltage output structural member comprises a protection plate, a constant voltage plate, an output terminal and an insulation elastic gasket, wherein a central hole is formed in the insulation elastic gasket, and a protruding part is arranged at the edge of the central hole. The constant voltage output structural member also comprises a rechargeable battery employing the constant voltage output structural member provided by the invention, wherein a battery core is arranged in a shell, a punching groove is formed in an opening end of the shell, the constant voltage output structural member is further sealed at the opening end of the shell, a positive electrode leading-out tab of the battery core is connected to the other end which a first resistor 9R1) and a VDD port of a protection integrated circuit (IC) are connected, a negative electrode leading-out tab of the battery core is connected to a GND port of the protection IC, the protection plate is arranged blew a groove position of the punching groove in the shell, the insulation elastic gasket and the constant voltage plate are sequentially arranged above the groove position of the punching groove in the shell, and a negative electrode output end of the constant voltage plate is in close contact with the shell. The rechargeable battery is novel in structure and is convenient to fabricate, the voltage output can be limited according to demands, and the market demand can be satisfied.

The invention provides a built-in constant-voltage protection structural member. An insulation elastic part is arranged on each of the two surfaces of a printed circuit board (PCB), at least one penetrating hole is formed in the insulation elastic part, and the PCB comprises a substrate, a voltage converter, a protective integrated circuit (IC), an inductor, a diode, a first resistor (R1), a second resistor (R2), a third resistor (R3), a first capacitor (C1), a second capacitor (C2), a third capacitor (C3), a fourth capacitor (C4) and a fifth capacitor (C5). The invention also provides a rechargeable battery using the built-in constant-voltage protection structural member arranged between a battery cell and a punching groove position of a shell The rechargeable battery is novel in structure and is convenient to fabricate, the voltage output can be limited according to demands, and the market demand is met.

A method for producing a dielectric ceramic composition, which comprises dielectric oxide, manganese oxide, aluminum oxide, and sintering aid represented by the structural formula [(CaxSr1-x)O] m [(TiyZr1-y-zHfz)O2] Porcelain composition, the symbols x, y, z, m representing the composition molar ratio in the above structural formula are 0.5≤x≤1.0, 0.01≤y≤0.10, 0<z≤0.20, 0.90≤m≤1.04, characterized in that, Using a sintering aid to manufacture a dielectric porcelain composition, the sintering aid has: SiO2 as a main component, further comprising MO (wherein M is at least one of Ba, Ca, Sr and Mg), a first glass composition; It constitutes a second glass composition including B2O3, Al2O3, ZnO, and SiO2, and has an average particle diameter of 1.5 μm or less. According to this invention, it is possible to provide a method for producing a dielectric ceramic composition capable of obtaining a dense dielectric ceramic composition without impairing various electrical properties even when fired at a low temperature.

The present invention relates to a non-aqueous electrolyte secondary battery, whose storage characteristics at high temperature can be increased in the case where the charge cut-off voltage is increased to achieve high battery capacity and a method for producing the secondary battery. A positive electrode active material with least part of a surface coated with a surface treatment layer composed of a phosphate compound. The phosphate compound contains at least one element selected from the group consisting of neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium.

The invention provides an aluminium hard foil for a battery collector, which has a strength of a certain degree and good stretching rate. The aluminium hard foil for a battery collector with low resistance has 0.2-0.7 mass% of Fe, 0.1-0.5mass% of Mn. Si is controlled to be under 0.2mass%, and the remain is A1 and inevitable impurities and the purity is over 99.0mass%. The thickness of the aluminium hard foil is 9-20Mum, the amount of subgrains in the thickness direction is over 30, and the tensile strength is over 200MPa and below 270MPa and the stretching rate is over 4.0%.

The invention provides a constant-voltage protection structural member with a USB interface. The constant-voltage protection structural member comprises an output terminal, a sleeve, a PCB and a supporting base, wherein the PCB is arranged in the sleeve; the output terminal is arranged on the top of the sleeve; and the supporting base is arranged at the bottom of the sleeve. The invention also provides a secondary battery of which the constant-voltage protection structural member with the USB interface provided by the invention is embedded in the opening end of a shell in a matched manner. The secondary battery provided by the invention is novel in structure and convenient to manufacture, the secondary battery can be charged directly without an external charger, and voltage output can be restricted according to requirements, so that the market requirement is met.

The invention relates to a preparation method of titanium oxide. The preparation method comprises the following steps: adding a complexing agent into a titanium-containing compound solution, and stirring for uniform mixing to obtain a complex solution of a titanium-containing compound, wherein the molar ratio of the titanium-containing compound to the complexing agent is 1 to (1 to 8), preferably1 to (2 to 4); dropwise adding the complex solution of the titanium-containing compound into a water solution of an alkaline substance, controlling the pH (Potential of hydrogen) value of a reaction solution to be 10 to 11, and stirring under a water bath condition of 60 to 90 DEG C for 8 to 20 h to obtain suspension; performing a hydrothermal reaction on the suspension under 120 to 170 DEG C tillcomplete reaction, and then performing solid-liquid separation and washing to obtain titanate hydrated precipitate; adding the titanate hydrated precipitate into a water solution of an acidic substance, stirring, adjusting the pH of a reaction solution to 3 to 6, filtering and washing, and then drying under 60 to 120 DEG C to obtain a titanate precursor, wherein the molar ratio of titanate to theacidic substance is 1 to (0.5 to 2), preferably 1 to (1 to 1.5); calcining the titanate precursor under 200 to 400 DEG C for 2 to 6 h, wherein the molecular formula of the titanium oxide is preferably H2Ti7O15, and the titanium oxide has the crystal structural characteristics of a one-dimensional porous structure and a monoclinic system.

The invention discloses a 5G waveguide coupler with a water-proof function. The 5G waveguide coupler comprises a main waveguide and a sub-waveguide which are provided with ports used for inputting oroutputting signals, wherein a combination part with special length in a predetermined direction is formed between the main waveguide and the sub-waveguide; coupling windows are formed in the combination part; an E-plane gap is formed between the coupling windows; the main waveguide comprises a through end; the sub-waveguide comprises a coupling end; the through end comprises an input port P1 and athrough port P3; and the coupling end comprises an isolation port P2 and a coupling port P4. The 5G waveguide coupler has the benefits that the combination part, the coupling windows and the E-planegap are formed in the main waveguide and the sub-waveguide, so that the defect of oversize length of the coupler caused by distribution of all coupling holes in one length direction is avoided; and the 5G waveguide coupler is good in coupling, high in isolation degree, simple in structure and easy to process, and can be conveniently integrated in a high-band circuit.

The invention provides a constant-voltage output structural part which comprises a protecting plate, a constant-voltage plate, an output terminal and an insulating elastic gasket and further comprises a rechargeable battery using the constant-voltage output structural part, wherein a central hole is formed in the insulating elastic gasket; a convex part is arranged on the edge of the central hole; a battery cell is arranged inside a shell; a stamping notch is formed in the opening end of the shell; the constant-voltage output structural part is sealed by the opening end of the shell; an anode led-out lug is connected with another end connected with a VDD port of a protecting IC, of a first resistor (R1); a cathode led-out lug of the battery cell is connected with a GND port of the protecting IC; the protecting plate is arranged below the stamping notch on the shell; the insulating elastic gasket and the constant-voltage plate are sequentially arranged above the stamping notch in the shell; a cathode output end on the constant-voltage plate is in close contact with the shell. The rechargeable battery provided by the invention is novel in structure and convenient to manufacture, voltage output can be defined according to demands, and market requirements can be met.

Disclosed is a rectangular battery (1) comprising an electrode group (10) including: a positive electrode (12) constituted by forming a positive electrode active material layer (12b) on both faces of a strip-shaped positive electrode core (12a); a negative electrode (14) constituted by forming a negative electrode active material layer (14b) on both faces of a strip-shaped negative electrode core (14a); and a strip-shaped separator (16). The electrode group is constituted by winding the positive electrode, negative electrode and separator in the longitudinal direction. The negative electrode comprises, at the end where the winding is started, a single-face active material layer section where a negative electrode active material layer is provided on one face only of the negative electrode core. The single-face active material layer section terminates at a prescribed position between a position where the negative electrode is folded back for the second time and a position where the negative electrode is folded back for the third time.

The invention discloses a server node architecture design method for a separated type high-capacity memory and belongs to the technical field of server design. The architecture design method specifically comprises the steps that a memory unit, a calculation unit and an IO unit are designed, wherein the calculation unit comprises a CPU, the memory unit comprises a high-capacity SDRAM memory bank and a memory controller, and the IO unit comprises an IO Subsystem; the CPU controls the memory unit through a DHCM bus and is connected with the IO Subsystem through an IO bus; the SDRAM memory bank is connected with the memory controller through a DDR bus; the calculation unit is in charge of controlling memory operations in the memory unit, the memory unit is in charge of storing and calling data, and the IO unit is in charge of controlling input and output of the data. The server node architecture design method effectively overcomes the defects of traditional server architecture design and improves the total capacity of a server system, and therefore the performance of the system is improved.

A metal film containing Ni as a main component and Mn and at least one element selected from the group consisting of the elements of Groups 3A, to 6A of the periodic table includes a central part anda peripheral part in which Mn and the element selected from the group consisting of the elements of Groups 3A to 6A of the periodic table are present in a concentration higher in the peripheral part than that in the central part. The metal film used as a conductor layer can have an increased melting point at the peripheral part and thus can be prevented from shrinking during heating. The metal film used as a conductor layer in electronic components and the like can be prevented from plastically deforming or shrinking during heating so that the conductor layer can have a large effective area and high adhesion to ceramic layers.

The present invention provides a switch capable of reducing deterioration of a movable contact piece due to generated arcs and achieving high capacity. The switch of the present invention includes a case (10), a general fixed contact side terminal (20), an individual fixed contact side terminal (30), and a plunger (40) having a movable contact piece (50). The movable contact piece (50) has: a main body portion (51), extending from the main body portion (51) in a direction intersecting with the parallel direction of the general fixed contact side terminal (20) and the individual fixed contact side terminal (30). The first wrist part (52), the second wrist part (53), the third wrist part (54), which are electrically connected to each other and are spaced apart from each other in the parallel direction, are arranged on the first wrist part (52) The first movable contact (521), the second movable contact (531) on the second wrist (53), the third movable contact (541) on the third wrist (54) .

To provide a method for manufacturing a dielectric ceramic composition capable of obtaining the densified dielectric ceramic composition without impairing various electrical characteristics in spite of firing at a low temperature. The method for manufacturing the dielectric ceramic composition having a dielectric oxide expressed by the composition formula: [(Ca<SB>x< / SB>Sr<SB>1-x< / SB>)O]<SB>m< / SB>[(Ti<SB>y< / SB>Zr<SB>1-y-x< / SB>Hf<SB>z< / SB>)O<SB>2< / SB>]. wherein symbols x, y, z, and m representing the composition molar ratios in the formula are 0.5<=x<=1.0, 0.01<=y<=0.10, 0<z<=0.20, and 0.90<=m<=1.04, and manganese oxide, aluminum oxide, and sintering assistant, comprises manufacturing the dielectric ceramic composition by using the sintering assistant having a first glass composition whichis composed of SiO<SB>2< / SB>as an essential component and further contains MO (M is at least one among Ba, Ca, Sr, and Mg) and a second glass composition which is constituted by including B<SB>2< / SB>O<SB>3< / SB>, Al<SB>2< / SB>O<SB>3< / SB>, ZnO, and SiO<SB>2< / SB>and has an average grain size of <=1.5 [mu]m.

The invention provides a switch capable of reducing degradation of a movable contact unit caused by generated electric arc and capable of realizing high capacity. The switch includes a housing (10), acommon stationary contact terminal (20), an individual stationary contact terminal (30), and a plunger (40) including a moving contact unit (50). The moving contact unit (50) includes a body (51), afirst arm (52), a second arm (53), and a third arm (54) extending from the body in a direction intersecting with a parallel direction in which the common stationary contact terminal (20) and the individual stationary contact terminal (30) are arranged parallel to each other, electrically interconnected with each other, and are spaced apart from one another in the parallel direction, a first movingcontact (521) included in the first arm (52), a second moving contact (531) included in the second arm (53), and a third moving contact (541) included in the third arm (54).

A non-aqueous battery with improved volume energy density and enhanced load characteristics is made available even when using olivine-type lithium phosphate as a positive electrode active material. The non-aqueous electrolyte battery of the present invention is provided with a positive electrode (1) containing lithium iron phosphate as a positive electrode active material, a negative electrode (2), and a non-aqueous electrolyte (4). In the positive electrode (1), a positive electrode active material-containing layer that is made of the positive electrode active material, a conductive agent, and a binder agent is formed on a positive electrode current collector. The positive electrode current collector has a thickness of less than 20 mum and its surface that is in contact with the positive electrode active material-containing layer has a mean surface roughness Ra of greater than 0.026 mum.

This electrolytic capacitor module is provided with at least two electrolytic capacitors (4-1, 4-2) having etch pits formed on an electrode foil. At least two types of electrolytic capacitors (4-1, 4-2) with different etch pit lengths are connected in parallel, and the number installed thereof may be the same or different. The electrolytic capacitors (4-1, 4-2) are either electrolytic capacitors with etch pit lengths less than or equal to 27 [mu]m, or electrolytic capacitors with etch pit lengths greater than 27 [mu]m. By this means, performance in the high-frequency region of the electrolyticcapacitor is improved, the capacity reduction rate in the high-frequency region is suppressed, and the ripple current resistance in the high-frequency region is increased.

The non-aqueous electrolyte secondary cell according to the present invention comprises: an electrode body constituted by a positive electrode having a positive electrode active material comprising alithium-containing transition metal oxide, a negative electrode having a negative electrode current collector onto which metallic lithium is deposited during charging, and a separator disposed betweenthe positive electrode and the negative electrode; and a non-aqueous electrolyte. The molar ratio of the total lithium content of the positive electrode and the negative electrode to the transition metal content of the positive electrode is 1.1 or less. During discharging, the positive electrode capacitance alpha (mAh) of the positive electrode and the volume X (mm<3>) of a hollow constituted bya space formed in the center of the electrode body 14 satisfy the relationship 0.5 <= X / alpha <= 4.0.

The invention provides a lithium ion battery diaphragm, a preparation method of the lithium ion battery diaphragm and a lithium ion battery. The lithium ion battery diaphragm comprises a support layer, wherein either or both of a dense layer or an inorganic coating are compounded on the support layer; the average quantity of the lithium ion battery diaphragm is 8-25g / m<2>, the thickness is 15-60 mu m, the average aperture is 50-500nm, and the porosity is 78-82%. The lithium ion battery diaphragm provided by the invention is good in isolating property and excellent in electrolyte absorbing property, is further relatively high in tension strength, is capable of realizing high power capacity of a battery, and can meet the requirement of rapid large-current charge and discharge of the lithium ion battery.

The purpose is to provide a rolled copper foil for secondary battery negative electrode current collectors, whereby it becomes possible to satisfactorily prevent the plastic deformation and breakage of a copper foil which may be caused by the generation of a stress in association with the change in volume of an active material or the like. A rolled copper foil for secondary battery negative electrode current collectors, which contains Sn in an amount of 0.2 to 2.0% by mass and has tensile strength of 650 MPa or more and an elongation at break of 1.0% or more.

The invention discloses a server node architecture design method for a separated type high-capacity memory and belongs to the technical field of server design. The architecture design method specifically comprises the steps that a memory unit, a calculation unit and an IO unit are designed, wherein the calculation unit comprises a CPU, the memory unit comprises a high-capacity SDRAM memory bank and a memory controller, and the IO unit comprises an IO Subsystem; the CPU controls the memory unit through a DHCM bus and is connected with the IO Subsystem through an IO bus; the SDRAM memory bank is connected with the memory controller through a DDR bus; the calculation unit is in charge of controlling memory operations in the memory unit, the memory unit is in charge of storing and calling data, and the IO unit is in charge of controlling input and output of the data. The server node architecture design method effectively overcomes the defects of traditional server architecture design and improves the total capacity of a server system, and therefore the performance of the system is improved.

The invention provides a constant voltage output structural member. The constant voltage output structural member comprises a protection plate, a constant voltage plate, an output terminal and an insulation elastic gasket, wherein a central hole is formed in the insulation elastic gasket, and a protruding part is arranged at the edge of the central hole. The constant voltage output structural member also comprises a rechargeable battery employing the constant voltage output structural member provided by the invention, wherein a battery core is arranged in a shell, a punching groove is formed in an opening end of the shell, the constant voltage output structural member is further sealed at the opening end of the shell, a positive electrode leading-out tab of the battery core is connected to the other end which a first resistor 9R1) and a VDD port of a protection integrated circuit (IC) are connected, a negative electrode leading-out tab of the battery core is connected to a GND port of the protection IC, the protection plate is arranged blew a groove position of the punching groove in the shell, the insulation elastic gasket and the constant voltage plate are sequentially arranged above the groove position of the punching groove in the shell, and a negative electrode output end of the constant voltage plate is in close contact with the shell. The rechargeable battery is novel in structure and is convenient to fabricate, the voltage output can be limited according to demands, and the market demand can be satisfied.