56results about How to "Ease of implementation at scale" patented technology

The invention belongs to the technical field of energy materials, and specifically relates to a modified diaphragm for a lithium-sulfur battery, a preparation method of the modified diaphragm and the lithium-sulfur battery with the diaphragm; the diaphragm adopts a diaphragm body of a commercial battery as a skeleton, and a decorative coating is coated on one side of the diaphragm body; and the decorative coating consists of nanometer inorganic particles containing molybdenum element, a conductive agent and a binder. Through the diaphragm for the commercial battery and the nanometer inorganic particles containing molybdenum element as raw material and a proportional relation among the raw materials, the composite diaphragm for the lithium-sulfur battery is formed through a simple technology, the technology is simple and controllable, a complex and energy-consuming sulfur-filling process is not needed, the raw materials are wide in sources, the cost is low, and the technology is beneficial for large-scale implementation. The lithium-sulfur assembled in the invention is high in capacity and good in cycle performance, and the preparation technology is simple and controllable, economical and environmentally-friendly, and is applicable for large-scale production.

A method for managing dynamic address device includes setting fixed device identification for dynamic address device, obtaining changed address and device identification of dynamic address device with changed address by agent unit and informing NMS, confirming dynamic address device with changed address by NMS according to received information and updating current IP address of said dynamic address device. The agent unit used for realizing said method is also disclosed.

The invention relates to an automatic storing and fetching device for expresses. The automatic storing and fetching device comprises a synchronous belt module, a manipulator module, a conveyor belt and a storage rack. The automatic storing and fetching device is characterized in that the manipulator module is fixedly arranged on the synchronous belt module; the conveyor belt is adjacent to the synchronous belt module; the storage rack is located just in front of the synchronous belt module. The automatic storing and fetching device is used for fully automatically storing and fetching expresses and is capable of relieving the labor intensity of deliverymen and guaranteeing the safety of goods in the goods carrying process.

The invention discloses a composite diaphragm used for a lithium-sulfur battery, a preparation method and an application thereof. The composite diaphragm comprises the diaphragm and a barrier layer deposited on the diaphragm, wherein, the barrier layer is mainly composed of solid-state inorganic compounds having polysulfide absorption capability. The diaphragm employs a commercial battery diaphragm, the solid-state inorganic compound comprises the multielement compound containing a metallic element or containing no metallic element. The method comprises the following steps: providing the commercial battery diaphragm, at least depositing the solid-state inorganic compounds having the polysulfide absorption capability on the commercial battery diaphragm to form the barrier layer, and obtaining the composite diaphragm used for the lithium-sulfur battery. The composite diaphragm used for the lithium-sulfur battery can effectively solve the instability of the lithium-sulfur battery in a commercial application, performance of the lithium-sulfur battery can be greatly increased, the preparation method has the advantages of simple and controllable performances, economy, and environmental pollution, and is suitable for large-scale production.

The invention discloses a communication entity identification and authentication method based on a combined public key, and relates to the information security authentication technology between communication entities in the field of communication. The invention adopts the identification and authentication technology based on the combined public key to realize authentication of the communication entities; the invention adopts an AES algorithm to encipher and decipher information data, so as to realize information privacy; and the invention adopts the Ethernet encapsulation and IP encapsulation technology to realize transparent access of an authentication device. The communication entity identification and authentication method has the characteristics of standard interface/protocol, simple access, unnecessary change of the prior communication entities, convenient use and so on, and is particularly suitable for authenticating communication terminals and communication equipment under the condition that the communication entities are not changed.

The present invention discloses an automatic access method for a self-describing plug-and-play power distribution terminal. The method comprises a standard configuration process, an automatic login and security verification process and a power distribution terminal CID (Configured IED (Intelligent Electronic Device) Description) file acquisition process. For the standard configuration process, an IEC61850 configuration technology is applied, an CID file is instantiated, and a security certificate file is downloaded; for the automatic login and security verification process, the CID file is read and a login message is generated, and a login process is automatically initiated after power-on, and an automatic login to a power distribution master station is completed, wherein, the power distribution master station performs security verification on a power distribution terminal by checking a certificate, updating the certificate and checking a signature; and for the power distribution CID file acquisition process, a CRC32 checking code is compared, the CID file of the power distribution terminal is updated according to needs, so as to implement automatic access of the power distribution terminal. The present invention provides the automatic access method for the self-describing plug-and-play power distribution terminal, which enables the power distribution terminal to automatically and rapidly access a power distribution network, so that operation and maintenance costs are reduced.

The invention discloses a slope support structure and a support method. The left side of a bottom plate is fixedly connected with a sleeve. The sleeve penetrates through the bottom plate. A drill rodis sleeved in the sleeve. Limiting convex strips are symmetrically arranged on the two sides of the drill rod. Grooves are symmetrically arranged on the two sides of the inner ring of the sleeve. Thelimiting convex strips are embedded in the grooves of the inner ring of the sleeve. The lower portion of the drill rod is pointed. The upper end of the drill rod is fixedly connected with a top disc.A limiting hole is formed in the upper surface of the right side of the top disc. A rotating shaft is arranged on the right side of the sleeve. The lower end of the rotating shaft is in bearing rotaryconnection with the upper surface of the bottom plate, and the upper end of the rotary shaft is fixedly connected with a press plate. The press plate is eccentrically arranged at the upper end of therotating shaft. A through hole is formed in the middle of the press plate, and a pin shaft is connected in the through hole in an inserted manner. By means of the support structure, a triangle has stability, a lead screw is driven to rotate by rotating an adjusting wheel, the lead screw drives a threaded barrel to move, then a telescopic plate is driven to stretch out and draw back along a fixedplate to adjust the inclination angle while moving, and slopes of different angles can be supported.

The invention discloses a binder, and a preparation method and application thereof. In an embodiment, the preparation method comprises the steps of, in a protective atmosphere, fully reacting polyacid with an ethyleneamine monomer, dissolving a reaction product into an organic solvent, carrying out full washing through a mixture of water and methanol and then removing an organic solvent to obtain an oligomer; and in the protective atmosphere, reacting the oligomer with carbomite to obtain the binder. The preparation technology is simple and low in cost and large-scale implementation is facilitated; and the obtained binder is a bright yellow translucent polymer, has the characteristics of glass and rubber, and not only has excellent ductility, but also has self-repairing property. The binder is excellent adaptation with a current collector or an electrode material when used for an electrode, and the structure stability of an electrode slice can be effectively improved, so that the overall electrochemical properties of a battery are greatly improved.

The invention relates to a far-end intelligent energy-saving control system and method for a central air-conditioner. A control interface output end of a terminal controller is in series connection to control fan power and an electromagnetic valve of cold/hot circulating water, and a central control computer sends signal to the terminal controller via a communication control module between layers. The terminal controller directly controls the fan power and the electromagnetic valve of cold/hot circulating water according to optimal control parameters sent by the central control computer. The system is mounted outside of the control system of the central air-conditioner, the terminal controller can be controlled to open and close the fan power and the electromagnetic valve of the cold/hot circulating water in an air outlet directly. In the system, modifying of the controller of a central air conditioning unit is avoided and the operation of the far-end fan power and the electromagnetic valve of the cold/hot circulating water directly is adjusted directly as the central air conditioning unit adjusts the operation of the unit according to the actual temperature or the flow of the return water automatically. The system is superimposed to the prior central air-conditioner other than changing the original set of the central air-conditioner.

The invention discloses a restoring method for soil polluted by acephate pesticide. The restoring method comprises the steps that alkaline substances and/or substances capable of generating hydroxy radicals through a reaction with water and/or are added into the soil polluted by the acephate pesticide, and/or the soil polluted by the acephate pesticide is treated by an electrochemical method, so that enough hydroxy radicals are added into the soil and are subjected to degradation reaction with the acephate in the soil, further the acephate is removed, and the restoring of the soil is realized. According to the restoring method, the molecular structure of the acephate can be destroyed effectively, so that the acephate in the soil is removed thoroughly, and the polluted soil can be restored completely, the method is simple and easy to implement, the cost is low, and the large-scale implantation is facilitated.

The invention discloses an air cavity type film bulk acoustic resonator and a manufacturing method thereof. The air cavity type film bulk acoustic resonator comprises a substrate, a SiC support layer,a graphene bottom electrode, a piezoelectric layer and a top electrode, wherein the substrate comprises a first surface and a second surface which are back to each other, the SiC support layer is arranged on the first surface of the substrate, the graphene bottom electrode directly grows on the SiC support layer, at least a local area of the piezoelectric layer covers the graphene bottom electrode, the top electrode is arranged on the piezoelectric layer, and an air cavity is formed on the second surface of the substrate. Compared with the prior art, structure of the air cavity type film bulkacoustic resonator is optimized by the method provided by the invention, thus, stability and reliability of devices can be guaranteed while performance of the devices are improved significantly, andthe manufacturing method of the air cavity type film bulk acoustic resonator is simple and easy to implement in large scale.

The invention relates to a rat hole blaster which comprises a fuel tank, a gas injection pipeline and a blasting controller, wherein the blasting controller is arranged on a pipeline for communicating the fuel tank with the gas injection pipeline; the fuel tank is composed of a propane high-pressure gas tank and an oxygen high-pressure gas tank; an extension tube is arranged at the front end of the gas injection pipeline, and an ignition head is arranged on the extension tube; the rear end of the gas injection pipeline is respectively connected with a sleeve of an oxygen branch and a reset type non-return valve of a propane branch, and is connected with the fuel tank by virtue of an oxygen gas conveying pipeline and a propane gas conveying pipeline inside the blasting controller; a spark plug and the non-return valve are arranged inside the gas injection pipeline; mixture gas after being mixed in the fuel tank is injected into a rat hole channel by virtue of the gas injection pipeline and the extension tube; under the control of the blasting controller, the ignition head is used for igniting to ignite the mixture gas inside the rat hole, so that the blasting is completed. The rat hole blaster disclosed by the invention is non-hazardous, does not destroy the ecological environment, and is compact in structure, safe and reliable, and wide in scope of application.

The invention provides a preparation method of 2, 5-tetrahydrofurandimethanol, which at least comprises the following steps: contacting a raw material containing 2, 5-furandimethanol with a catalyst,and reacting in a hydrogen-containing atmosphere to obtain 2, 5-tetrahydrofurandimethanol; wherein the catalyst comprises a carrier and an active component, the active component is loaded on the carrier; wherein the active component comprises active metal elements; wherein the active metal elements comprise at least one of palladium, platinum, ruthenium, nickel and rhodium; and the carrier comprising carbon material. The method for preparing the 2, 5-tetrahydrofuran dimethanol is high in activity and high in selectivity, and the reaction raw material 2,5-tetrahydrofuran dimethanol can also beprepared from 5-hydroxymethylfurfural which is a renewable source.

The invention discloses a presplitting blasting system used for foundation pit excavation. The system comprises a row of blast holes formed in blasting rock, charging devices are arranged in the blastholes, electronic detonators in the charging devices are connected with an outer exploder through wires, before the main blasting area where the blasting center is located is blasted, the exploder detonates the electronic detonators in a time-difference-free manner, the charging devices are detonated, the rock is pulled cut on the excavation face, and the in-order contour line penetrating the gapis formed; each charging device comprises a sealed cylinder, a supporting rod, a bottom base layer, the corresponding electronic detonator and multiple explosives in series connection through a detonating cord, wherein the supporting rod, the bottom base layer, the corresponding electronic detonator and the multiple explosives are arranged in the cylinder, hole plugs are arranged on the top endsof the cylinders, and the cylinders are filled with water media. The system solves the problems that in traditional presplitting blasting, the mounting random of explosives is large, and the blastingprecision is not high, and the integrality of the presplitting blasting contour line is ensured.

The invention discloses a pre-crack blasting hole charging device for foundation pit excavation, which includes a sealed cylinder as well as a supporting rod, a bottom bedding, an electronic detonatorand a plurality of explosive packages connected in series by a detonating cord which are arranged in the sealed cylinder. The bottom bedding is arranged at the bottom of the cylinder. The supportingrod is embedded in the inner part of the bottom bedding and is fixed at the central position of the cylinder. The explosive packages are fixed on the supporting rod. The electronic detonator is fixedwith one of the explosive packages and is connected with an external initiator through a firing line; the top end of the cylinder is provided with a hole plug. The cylinder is filled with water medium; the device overcomes the problems of large installation randomness and low blasting precision of the pre-crack explosive in the prior art, and ensures the completeness of the pre-crack blasting contour line.

The invention relates to a water-based coating for preventing casting veins and a preparation method thereof. The water-based coating for preventing the casting veins comprises, by mass, 6%-8% of magnesium aluminum silicate, 40%-46% of water, 5%-8% of iron oxide red, 10%-12% of nano-alumina sol, 20-25% of mica powder and 10%-15% of aluminum silicate fiber. The preparation method comprises the following steps that one half of the total amount of water is taken and mixed with the magnesium aluminum silicate into a dispersing kettle to be dispersed, and pre-treated magnesium silicate is obtainedafter aged; the nano-alumina sol and the pretreated magnesium aluminum silicate are ground to obtain nano-powder slurry; and the nano-powder slurry is mixed with iron-red powder, mica powder, aluminumsilicate fibers and other half of water into the dispersing kettle to be dispersed. The preparation method is simple and reasonable in process, and safe and environment-friendly; the prepared coatingis simple and reasonable in components, and low in production cost; and an external coating mode is adopted during use, so that the operation is simple and reliable, and the time and the labor are saved.