53results about How to "Does not affect capacity" patented technology

The invention provides a method and a device for measuring the battery internal resistance; the method and the device detect a discharge current or charge current I, as well as a discharge or charge voltage U1 of the battery under detection, and then detect a voltage U2 after discharge or charge of the battery under detection so as to calculate an internal resistance r of the battery under detection; and the internal resistance r is equal to (U2-U1) / I. The method and the device are easy to implement and are low in cost, which can be widely used in battery chargers, back-up power supplies and other mobile power supplies.

A novel graphene anode active compound used for lead-acid storage batteries is disclosed. The graphene anode active compound comprises following components by weight: 0.5-1.2% of colloidal graphite, 0.5-0.8% of humic acid, 0.3-0.8% of lignin, 0.5-1.2% of barium sulfate, 0.07-0.2% of staple fiber, 0.05-0.15% of polytetrafluoroethylene, 0.03-0.2% of poly(vinyl alcohol), 0.1-0.2% of 1,2-propanediol, 0.1-0.3% of graphene, 0.8-1.5% of acetylene black, 75-85% of lead powder and 7-10% of a diluted sulfuric acid solution, with the balance being deionized water. The graphene anode active compound enhances conductivity and low-temperature charge-discharge properties of anode plates and delays sulfation tendency of anode active compounds. Under the premise of not influencing the initial stage capacity of batteries, cyclic service lifetime of batteries is prolonged, high-current charge-discharge capability of batteries is improved, and using performance under extreme conditions is improved to a certain degree.

The invention relates to a front-loading washer and an inner tub thereof and solves the problem that the existing circulating pump has high power consumption for spraying. The inner tub of the front-loading washer is characterized in that a lift rib is provided with a water storage channel communicated with an inner space of a tub body, the front end of the lift rib is fitted to the rear side of a front flange, the front end of the lift rib is provided with a water outlet, the front flange is provided with a water inlet, a water cavity and a spray outlet, the water outlet, the water inlet, the water cavity and the spray outlet are communicated in order, the water inlet is communicated with the water storage channel, and the spray outlet is communicated with the inside or outside of the tub body. The structure of the inner tub is modified to allow spraying; washing water enters the water storage channel during rotation of the inner tub; part of the washing water enters the water cavity; with rotation of the inner tub, the washing water in the water cavity is brought to the highest part of the inner tub; the washing water then is sprayed into the inner space of the tub body through the spray outlet; spray flushing is achieved; spraying in the washing process is achieved with no need for extra power consumption, and power consumption of the washer is decreased.

The invention discloses a method for improving the safety performance of a ternary battery. The method comprises the following steps: (1) mixing a common cathode material with a ternary cathode material as well as lithium iron phosphate or manganese lithium iron phosphate, thereby obtaining a cathode material; (2) preparing the cathode material into the cathode of the ternary battery by use of the conventional manufacturing process of the cathode plate of a lithium-ion battery; (3) mixing graphite and a lithium titanate material and then preparing the mixture into the anode of the ternary battery by use of the conventional manufacturing process of the anode plate of the lithium-ion battery; and (4) preparing the ternary battery by use of the conventional lithium-ion battery assembly process and formation process. Compared with the prior art, the method has the beneficial effects that lithium iron phosphate and manganese lithium iron phosphate both are in an olivine structure, and the structure is very stable, and therefore, lithium iron phosphate or the manganese lithium iron phosphate at appropriate proportion can be mixed without affecting the capacity of the battery and the overall safety of the cathode material can be improved favorably. Meanwhile, the lithium titanate doped with the anode is also a compound very stable in chemical properties, and therefore, the needling safety of the ternary battery can be effectively improved.

The invention provides a lithium battery anode material and a preparation method and an application thereof. The lithium battery anode material includes a lithium metal composite oxide having a layered structure and a boron coating layer formed on the surface of the lithium metal composite oxide, wherein the lithium metal composite oxide includes Li, Ni and a doping element M1, the doping elementM1 is at least one selected from the group consisting of Zr, Mg, Al, Ni, Mn, Zn, Fe, Cr, Mo, and W, a molar ratio of the sum of Ni and the doping element M1 to the Li is less than 1, and the boron coating layer includes boron and / or boride. The lithium battery anode material has advantages of good structure stability and stable electrochemical performance, and the lithium battery anode material donot easily react with the electrolyte.

The invention relates to an electrolyte for a lithium ion battery using lithium manganate as an anode material; the electrolyte starts from a most basic solvent; an optimal solvent formula EC+EMC+PC of the lithium ion battery using the lithium manganate as the anode material is found out; further, the optimal concentration of lithium salt is determined by experiment; and phenylsulfonyl, vinylene carbonate, toluene, biphenyl, butylene sulfite, bi-oxalic acid lithium borate and other functional additives are developed. The functional electrolyte which integrates cathode film forming, overcharge blockage, oxygen absorption and flame retardance into a whole and is used for the compounded type lithium ion battery is designed and developed; and on the basis of not influencing the capacity, the cycle life and other performances of the lithium ion battery, the electrolyte comprehensively solves the problem of safety of the battery in a 3C10V overcharging system and provides technical guarantee for the popularization and application of the lithium ion battery.

The invention discloses a phase-change heat-storage energy-saving electric water heater and belongs to the technical field of household appliances. The water heater comprises a shell, an insulating layer, an inner tank, a magnesium rod, a sewage draining exit, a hot water outlet, a cold water inlet, a leakage protection switch, a temperature controller and an electric heating pipe, wherein the insulating layer between the shell and the inner tank is a composite insulating layer which consists of a polyurethane foam heat-preservation layer and a phase-change heat storage layer; the energy saving of a water storage electric water heater is realized by the double insulation of heat storage and heat insulation; the polyurethane foam heat-preservation layer is positioned between the shell and the phase-change heat storage layer which is tightly attached to the outer side of the inner tank; the composite insulating layer is 25 to 45mm thick; and the thickness ratio of the phase-change heat storage layer to the polyurethane foam heat-preservation layer is 0.4 to 0.8. The electric water heater has the advantages of capability of improving the energy saving level in a water storage and heat preservation process and reducing power consumption, high heat utilization ratio, safety and low cost, and is environmentally friendly and convenient for operation.

The invention provides an improved drawer component for a refrigerating plant, which comprises a drawer, a first slide rail component, a second slide rail component and bracket components, wherein the first slide rail component is arranged at the first transverse side of the drawer, and a first inner slide way is formed in the first slide rail component; the second slide rail component is arranged at the second transverse side of the drawer, and a second inner slide way is formed in the second slide rail component; and the bracket components are arranged at the first ends of the first inner slide way and the second inner slide way, and when the drawer and the bracket components are detachably connected, the bracket components drive the drawer to move along the first inner slide way of thefirst slide rail component and the second inner slide way of the second slide rail component. According to the drawer component provided by the invention, the drawer and the bracket components can beconveniently detached, and the structure of the drawer is simple, thus the capacity of the drawer can not be influenced, and the drawer component can be easily and reliably formed and has longer service life. Furthermore, the invention also provides a refrigerating plant comprising the drawer component.

The invention provides a method for synergistically fermenting non-grain feed by bacteria and enzymes. The method comprises the following steps: using lactic acid bacteria, saccharomycetes and bacillus subtilis to prepare a compound bacteria solution in a fermentation tank; using glucose oxidase, acid protease and cellulose to prepare a compound enzyme, using corn bran, corn germ meal and wormwoodto prepare a fermentation substrate, using the fermentation substrate, the compound enzyme and compound bacteria solution to prepare a fermented feed, and using the fermented feed to prepare the final non-grain fermented feed in a breathing bag. According to the method, the breathing bag provided with a one-way valve is used, gas generated by anaerobic fermentation of the feed only comes out butnot goes in, and growth of beneficial bacteria and fermentation heat dissipation are facilitated; according to the method, the non-grain feed corn bran, the corn germ meal and the wormwood are fermented by utilizing a bacterium-enzyme synergistic technology, so that the nutritional value of the non-grain feed is improved, the animal growth performance is improved, the mycotoxin content is reduced,the beneficial bacterium content of the fermented feed is high, the animal immunity is improved, the ammonia gas concentration in a livestock and poultry breeding house is reduced, and non-grain feedresources are expanded for breeding industry.

The method uses different vacant sub carrier waves to load given signals in different channels. The given signals carried by the said vacant sub carrier waves are sent to coupler; and through the coupler, a loop is formed locally. The method divides up vacant sub carrier signal through different channel at receiving end of the local loop according to different channels to pick up estimated values of reflecting different channel characteristics. Corrections of channels are carried out are based on the said estimated values. The invention also discloses a correction system of transmission channel and a correction system of reception channel. The invention uses initiative transmission mode, and accomplishes channel correction automatically. The correction procedure does not generate any influence on normal service and does not affect capacity of the system. In addition, using local loop also does not affect coverage of system.

The invention provides a safety prevention and control method and device for a battery energy storage module. The method comprises the following steps: testing a battery in the battery energy storagemodule, and determining a rupture position of the battery and temperature and duration of a substance ejected from the rupture position of the battery; according to the installation and arrangement mode of each battery in the battery energy storage module, determining the contact surface with the strongest heat exchange effect between the batteries; and installing flame retardant and heat insulating devices in the rupture position of the battery in the battery energy storage module and on the contact surface with the strongest heat exchange effect between the battery and the battery. The safety prevention and control method and device for the battery energy storage module ensures that a chain reaction of other batteries and expansion of a safety accident are not caused when thermal runawayof one or a few batteries in the battery energy storage module occurs, and the heat dissipation problem of the battery in normal use is solved while flame retardant and heat insulation effects are achieved.

The invention discloses a method for connecting external thread type posts of a power battery. The method comprises the following steps of: firstly, penetrating a conducting wire through two fastening sleeves, wherein two ends of the conducting wire are connected with two taper joints respectively; secondly, placing the taper joints into taper holes corresponding to the posts, and rotating the fastening sleeves to ensure that the taper joints closely contact the posts; and finally, performing dispensing looseness-prevention treatment on threaded parts where the fastening sleeves are connected with the posts or on upper surface holes of the fastening sleeves to fulfill the aim of preventing looseness. The method is simple in process and is convenient to operate, and by adoption of the method, complex equipment is not needed, the connection internal resistance between battery packs can be greatly reduced, and the hidden trouble of poor contact can be eliminated, so that the method is an ideal assembling mode for batteries provided with the external thread type posts. The method for connecting the posts is suitable for connecting the batteries provided with the external thread type posts.

The present invention provides raising user downloading rate method. It contains setting-up one timer in wireless network controller; channel releasing device monitoring data transmitting ending, starting up timer; when timer overtime, channel releasing device releasing corresponded wireless bearer channel. The present invention fully utilizes network resources to raise HSDPA user's downloading speed without influencing HSDPA system capacity.

The invention discloses a semiconductor device and a manufacturing method thereof. The semiconductor device includes a substrate, a buffer layer, and a radiation adjustment layer. The substrate includes trenches and transmission regions separated by the trenches. The buffer layer is formed on the substrate, and covers the surfaces of the trenches and the transmission regions. The radiation adjustment layer is formed on the buffer layer, and includes a first portion on the buffer layer in the trenches and a second portion on the buffer layer on the transmission regions, wherein the first portion is formed from a radiation reflection material or a radiation absorption material, and the second portion is formed from a radiation transmission material.

The invention is a connection method for power batteries with male thread type terminal posts. According to the invention, terminal posts and connection sheets are tightly connected by a specially designed screw-sleeve connection method of combining sleeves and screws so as to achieve a series-parallel effect, and glue is applied where the connection sheets and the terminal posts contact to prevent the two from loosening. The greatest characteristic of the invention is that conventional the plane contact between terminal posts and connection parts is changed, and more reliable thread contact flank with larger contact area is employed; therefore, effective contact area is enlarged and potential safety hazard resulting from uneven planes is eliminated.

The invention provides a plate lug connecting method used for assembling power soft-packed lithium-ion storage batteries, which has the advantages of tight and firm connection, short operation time and the like. The method overlays positive and negative plate plugs and metal sheets connected by a circuit protective plate lead according to a certain order in a winding mode, and winds the positive and negative plate plugs and the metal sheets together through a special winding device, and finally fixes the positive and negative plate plugs and the metal sheets through a silica gel. The method has the main characteristics of radically avoiding influence on battery cells of high temperature caused by soldering and having simple process.

The invention relates to the technical field of garbage classification, and discloses a community intelligent garbage classification device which comprises a box body. A throwing opening is formed in the side wall of the box body, and a recognition mechanism, a lifting mechanism, a conveying mechanism, a throwing mechanism, a control mechanism and at least two garbage cans are arranged in the box body. The lifting mechanism is obliquely arranged, one end of the lifting mechanism is located at the throwing opening, the other end of the lifting mechanism is adjacent to the input end of the conveying mechanism, and the lifting mechanism is used for conveying garbage at the throwing opening to the conveying mechanism. The garbage cans are placed at the bottom in the box body, the conveying mechanism is located above the garbage cans, and the throwing mechanism is used for throwing the garbage on the conveying mechanism into the garbage cans of the corresponding types. A controller is electrically connected with the recognition mechanism, the lifting mechanism, the conveying mechanism and the throwing mechanism, and the recognition mechanism is used for recognizing the garbage entering the throwing opening. The problem that garbage is inconvenient to throw in an existing garbage classification process is solved.

The invention discloses a method for channel correction. In the method, different vacant subcarriers are used to carry known signals in different channels; the known signals carried by vacant subcarriers are sent to the local coupling through a corrected transceiver at the frequency point of the receiving channel. The device mixes the normal service signal from the antenna array with the signal from the correction transceiver, sends it to the normal transceiver for processing, and then sends it to the correction calculation unit. The correction calculation unit determines the estimated values ​​of the characteristics of different channels, and The determined estimated value is transmitted to the normal baseband processing unit, and the normal baseband processing unit corrects the corresponding channel according to the estimated value. The invention also discloses a transmitting channel correction system and a receiving channel correction system. The present invention adopts the mode of active transmission on the vacant orthogonal sub-carrier to automatically complete the channel correction, and the correction process has no influence on the normal business, thus does not affect the capacity of the system, and also does not affect the coverage of the system through the local loopback.

Satellite communications systems include a base station configured to communicate messages to disadvantaged mobile radiotelephone terminals. A mobile radiotelephone terminal receives a communication from a base station via a first high power paging channel and, if disadvantaged, monitors a second high power forward-only radiotelephone channel identified in the communication. The base station, upon determining that the mobile radiotelephone is disadvantaged, broadcasts the pending message to the mobile radiotelephone terminal via the second forward-only radiotelephone channel.

A battery comprises a battery cell, a first protection body, a printed circuit board, a flexible circuit board and a second protection body. The battery cell comprises a top surface and a bottom surface back to the top surface; the first protection body covers the top surface. The printed circuit board is electrically connected to the battery cell. The flexible circuit board is arranged on the printed circuit board and located in the first protection body. The flexible circuit board is partially exposed outside the first protection body. The second protection body covers part or all of the bottom surface.

The invention relates to flexible electronic equipment, which comprises a first substrate, a first battery, a display device and a control device, and is characterized in that the first substrate canbe bent, and a battery accommodating area is arranged on the first substrate; the first battery is a flexible battery and is arranged in the battery accommodating area; the display device is electrically connected with the first battery and is used for processing and displaying display data; the control device is electrically connected with the first battery and the display device and used for conducting power management on the first battery and controlling the display device to conduct display. The flexible first battery is arranged on the bendable first substrate, so that the bendable and foldable area ratio of the flexible electronic equipment is increased, and the adaptability of the flexible electronic equipment is improved; and the flexible battery is arranged in the bending area, sothat the capacity of the battery of the flexible electronic equipment can be improved, the thickness of the battery is reduced, and thus the overall thickness of the flexible electronic equipment isreduced.

The invention discloses a filter, a waterway control system and a water heater, the filter comprises: a housing, wherein a cavity is formed in the housing, and the housing is provided with a raw water pipe and a purified water pipe which are communicated with the cavity; a filtering assembly which is arranged in the cavity, wherein the filtering assembly is used for filtering raw water input from the raw water pipe to generate purified water, and the purified water is output from the purified water pipe; a sensor assembly which comprises a flow measuring element arranged in the raw water pipe and / or the purified water pipe, and / or a temperature measuring element arranged in the raw water pipe and / or the purified water pipe. The water flow detection of the raw water pipe and / or the purified water pipe of the filter is realized by adopting the sensor assembly arranged on the raw water pipe and / or the purified water pipe, and the sensor assembly is arranged in the raw water pipe and / or the purified water pipe, so that a user does not need to independently assemble the sensor assembly, and the installation process and the cost of the user are simplified.

The invention discloses a semiconductor device and a manufacturing method thereof. The semiconductor device includes a substrate, a buffer layer, and a radiation adjustment layer. The substrate includes trenches and transmission regions separated by the trenches. The buffer layer is formed on the substrate, and covers the surfaces of the trenches and the transmission regions. The radiation adjustment layer is formed on the buffer layer, and includes a first portion on the buffer layer in the trenches and a second portion on the buffer layer on the transmission regions, wherein the first portion is formed from a radiation reflection material or a radiation absorption material, and the second portion is formed from a radiation transmission material.

The invention discloses a sound device for a tea-water separation glass cup, which is assembled on the tea-water separation glass cup provided with a rotary cover, an upper cover, a lower cover and a cup body, and comprises an arc-shaped rack arranged on a circular track at the bottom of the rotary cover and an elastic shifting piece arranged at the top of the upper cover and arranged corresponding to the arc-shaped rack, the two sides of the lower end of the elastic shifting piece are embedded in a spring box through buffer springs, and the spring box is fixedly arranged in a groove in the end face of the upper cover. According to the sound device, the structural design of the arc-shaped rack and the elastic poking piece is adopted, the elastic poking piece is fixed in the spring box of the upper cover, when the rotating cover is rotated anticlockwise or clockwise, the arc-shaped rack arranged at the bottom of the rotating cover can always poke the elastic poking piece arranged in the spring box, and therefore clear sound similar to mechanical transmission is made; and the structure is light and simple, installation is easy, space is saved, and meanwhile stronger mechanical feeling is brought to a user.

The invention relates to a front-loading washer and an inner tub thereof and solves the problem that the existing circulating pump has high power consumption for spraying. The inner tub of the front-loading washer is characterized in that a lift rib is provided with a water storage channel communicated with an inner space of a tub body, the front end of the lift rib is fitted to the rear side of a front flange, the front end of the lift rib is provided with a water outlet, the front flange is provided with a water inlet, a water cavity and a spray outlet, the water outlet, the water inlet, the water cavity and the spray outlet are communicated in order, the water inlet is communicated with the water storage channel, and the spray outlet is communicated with the inside or outside of the tub body. The structure of the inner tub is modified to allow spraying; washing water enters the water storage channel during rotation of the inner tub; part of the washing water enters the water cavity; with rotation of the inner tub, the washing water in the water cavity is brought to the highest part of the inner tub; the washing water then is sprayed into the inner space of the tub body through the spray outlet; spray flushing is achieved; spraying in the washing process is achieved with no need for extra power consumption, and power consumption of the washer is decreased.

The invention discloses a phase-change heat-storage energy-saving electric water heater and belongs to the technical field of household appliances. The water heater comprises a shell, an insulating layer, an inner tank, a magnesium rod, a sewage draining exit, a hot water outlet, a cold water inlet, a leakage protection switch, a temperature controller and an electric heating pipe, wherein the insulating layer between the shell and the inner tank is a composite insulating layer which consists of a polyurethane foam heat-preservation layer and a phase-change heat storage layer; the energy saving of a water storage electric water heater is realized by the double insulation of heat storage and heat insulation; the polyurethane foam heat-preservation layer is positioned between the shell and the phase-change heat storage layer which is tightly attached to the outer side of the inner tank; the composite insulating layer is 25 to 45mm thick; and the thickness ratio of the phase-change heat storage layer to the polyurethane foam heat-preservation layer is 0.4 to 0.8. The electric water heater has the advantages of capability of improving the energy saving level in a water storage and heat preservation process and reducing power consumption, high heat utilization ratio, safety and low cost, and is environmentally friendly and convenient for operation.

The embodiment of the invention provides a barrel assembly. The barrel assembly comprises a washing barrel and a barrel cover device arranged on the washing barrel; the washing barrel is provided with a washing cavity, and the top side of the washing cavity is open to form a clothes putting opening; the barrel cover device comprises a barrel cover and an on-off control mechanism arranged on the barrel cover; the barrel cover device selectively opens or closes the clothes putting opening, and in the state that the clothes putting opening is closed, part of the area of the barrel cover can extend downwards so that a washing area capable of containing water can be defined in the barrel cover; the barrel cover device is provided with a drainage channel for communicating the washing area with the washing cavity; and the on-off control mechanism selectively opens or closes the drainage channel. According to the barrel assembly, when the washing area is not formed, the barrel cover can achieve the functions of preventing splashing, isolating noise, preventing clothes or foam from overflowing and the like, after the washing area is formed, the washing area and the washing cavity are isolated from each other, partitioned washing is achieved, and by opening and closing the drainage channel, a user can select the opportunity of water containing and drainage of the washing area.

The invention provides an improved drawer component for a refrigerating plant, which comprises a drawer, a first slide rail component, a second slide rail component and bracket components, wherein the first slide rail component is arranged at the first transverse side of the drawer, and a first inner slide way is formed in the first slide rail component; the second slide rail component is arranged at the second transverse side of the drawer, and a second inner slide way is formed in the second slide rail component; and the bracket components are arranged at the first ends of the first inner slide way and the second inner slide way, and when the drawer and the bracket components are detachably connected, the bracket components drive the drawer to move along the first inner slide way of thefirst slide rail component and the second inner slide way of the second slide rail component. According to the drawer component provided by the invention, the drawer and the bracket components can beconveniently detached, and the structure of the drawer is simple, thus the capacity of the drawer can not be influenced, and the drawer component can be easily and reliably formed and has longer service life. Furthermore, the invention also provides a refrigerating plant comprising the drawer component.