32results about How to "Meet resistance requirements" patented technology

The invention discloses a CIGS solar cell back-electrode Mo film and a preparation technology thereof. The Mo film comprises a glass substrate, a Mo oxide layer, an inner Mo film and an outer Mo film, wherein the Mo oxide layer is applied to the glass substrate, the inner Mo film is applied to the Mo oxide layer, and the outer Mo film is applied to the inner Mo film. The Mo film is prepared by the steps of washing, preparing the Mo oxide layer, preparing the inner Mo film and preparing the outer Mo film. The CIGS solar cell back-electrode Mo film includes a fish scale structure, which is very suitable for growth of a CIGS absorbed layer; adhesion force of the Mo film to glass is excellent; pinhole phenomena do not occur; the Mo film does not fall off in a cross cut test; and minimal square resistance of the Mo film can reach 0.16 ohm, which completely satisfies resistance requirements for back electrodes.

The invention relates to the use of Real Michael Addition (RMA) crosslinkable composition for the preparation of a floor coating, to special RMA crosslinkable compositions with long working time and very short service time and low VOC and to specific floor compositions, in particular for use in high build floor coating applications.

The invention discloses an angular displacement sensor, which comprises a base and a rotating shaft which penetrates through the base and is movably connected with base, wherein a connecting through hole A, a connecting through hole B and a connecting through hole C which are mutually arranged at intervals are arranged on the side wall of the base, and a conductive substrate is sleeved at the upper end of the rotating shaft; a resistance body is arranged on the conductive substrate, and a collecting ring fixed on the rotating shaft is arranged above the resistance body; a brush is arranged on the collecting ring, and a support fixed on the rotating shaft is arranged above the collecting ring; a first circuit contact, a second circuit contact and a third circuit contact are arranged on the upper surface of the conductive substrate, and the first circuit contact is connected with the end A of the resistance body; the second circuit contact is connected with the end B of the resistance body, and the third circuit contact is connected with the collecting ring through a collecting line; and a first gap is arranged on the resistance body close to the end A of the resistance body. When in use, the invention can realize the proper functions without connecting an external resistance in series, and has simple structure, convenient use, low cost and convenient promotion and use.

The invention provides a gap discharge characteristic detection system under a sand-dust condition, the system comprises a sand-dust environment simulation device and a high voltage generator, the sand-dust environment simulation device is used for simulating a sand-dust environment, a gap is arranged in the sand-dust environment, and the high voltage generator is connected with the two ends of the gap in parallel and is used for providing high voltage to the gap. The technical scheme provided by the invention can stably simulate the sand-dust environment and can be used in various air gap discharge characteristic test, such as rod-rod gap, rod-plate gap, plate-plate gap and the like, gap discharge characteristic tests under conditions of different voltage types, different wind speed, sand existing, sand unexisting, different sand-dust concentration can be selected according to the test requirement, so that the reference and guidance are provided for a construction of an extra-high voltage DC transmission line.

The invention discloses an activation control simulating and testing system for an initiating explosive device on an aircraft, which comprises a power resistance regulating unit, a current sensor unit and a data processing unit, and is characterized in that the data processing unit regulates the resistance of the power resistance regulating unit and realizes simulation of the power resistance regulating unit for the resistance of the initiating explosive device; the current sensor unit converts activation current flowing through the power resistance regulating unit into voltage signals; and the data processing unit acquires the voltage signals and acquires a test result. The activation control simulating and testing system can accurately simulate and test the activation instantaneous state of a real initiating explosive device.

This invention relates to super high voltage breaker probe used in double memory speed break probes, which comprise insulation shell, insulation cylinder outside shell and static and dynamic probes set on insulation cylinder, wherein, the static and dynamic probes adopt spring float connection to make the gate move reversely against spring energy.

The invention relates to a construction method of a grass-shrub mixed ecological hard vegetation module, which comprises the steps of preparing a sticky casting body by reinforcing powder, fine sand and water, casting a hard module reserved with a notch for planting the grass-shrub plantation by the sticky casting body, hardening and molding three days later, planting the selected shrub cutting or bagged seedlings with vigorous growth at the notch, and diffusing the grass stems with germination ability or broadcast sowing the grass seeds on the module and covering a layer of fine sand to form the ecological hard plant module with mixed grass and shrub twenty days later. The invention replaces the cement without clearance penetrating function with the reinforcing powder capable of forming penetration clearance, the 30MPa strength can satisfy the general resistance requirement, and can be used for hybrid planting grass and shrub. The grass-shrub roots and stems or bagged seedlings are selected for hybrid planting and for three-dimensional afforastation, and the vegetation module is combined with the hard module faster, thereby realizing a self-balanced ecological community, constructing a grass-shrub mixed ecological hard vegetation module and establishing a simple and three-dimensional landscape with rapid formation and stable sustainability.

The invention discloses a passivation method for a high-resistance electroplated tin plate. The passivation method adopts a production process combining chemical passivation and electrochemical passivation. The electroplated tin plate before passivation is put into a passivation tank A for chemical passivation. After the chemical passivation is completed, the chemically passivated electroplated tin plate is continuously put into a passivation tank B for electrochemical passivation, and the high-resistance electroplated tin plate is obtained. The passivation tank A and the passivation tank B are both filled with a passivation solution which is sodium dichromate with the concentration of 19-26 g / L. In the process of the electrochemical passivation, the passivation power density ranges from 200 C / dm<2> to 400 C / dm<2>. According to the passivation method, the thickness of a passivation film ranges from 4.0 mg / m<2> to 8.0 mg / m<2>, and the mass content of Cr(OH)3 in a passivation film organizational structure ranges from 55% to 65 %, so that the coating quality of the electroplated tin plate is greatly improved, the requirement on product resistance after subsequent coating is improved,and the value of the product coated with the film is effectively increased.

The invention discloses a wire connecting wire clamp, relates to the connecting field of a wire, and aims to solve the problems of time consumption, force consumption, and money consumption of the existing wire connecting mode. A ring of outer convex edge is arranged on the outer wall, close to one end, of a clamping sleeve; the clamping sleeve is divided into two parts by the outer convex edge, wherein one part is a hollow cylinder while the other part is a hollow circular table; the inner wall of at least one end of a connector is matched with the outer wall of the hollow circular table of the clamping sleeve; a ring of clamping edge is radially and inwardly arranged at one end of a main cap; the clamping edge of the main cap can tightly clamp the clamping sleeve in the connector by clamping the outer convex edge of the clamping sleeve; and the outer diameter of the wire is equal to the inner diameter of the clamping sleeve and the connector. The wire connecting wire clamp is applicable to wire connection.

The embodiment of the invention discloses a communication system and a vehicle based on joint control of double ECUs, and the system comprises the two ECUs, each ECU is connected to a power CAN line; wherein one ECU is used as a terminal resistor; the ECU comprises first, second, third and fourth communication terminals and first and second resistors; the first resistor is connected between the first communication terminal and the second communication terminal; the second resistor is connected between the third communication terminal and the fourth communication terminal; the first communication terminal and the second communication terminal are connected to a first line and a second line of the power CAN line; a third communication terminal of the ECU as a terminal resistor is connected between the first communication terminal and the first line through a first wire harness, and a fourth communication terminal is connected between the second communication terminal and the second line through a second wire harness. According to the system of the invention, by optimizing the ECU hardware design, joint control of double ECUs is realized, when one of the ECUs is used as a terminal resistor, the ECUs can be directly exchanged, and the requirement of connecting to a CAN line interface circuit resistor is met.

The invention relates to a tubeless spoke-type aluminum alloy rim wheel set for a motorcycle. The tubeless spoke-type aluminum alloy rim wheel set for the motorcycle comprises a rim, a hub and spokes,wherein a rim connecting area is arranged on the two axial sides of the rim; a plurality of spoke mounting holes are formed in the rim connecting area; the radial outer side of the rim and the rim connecting area form a tire mounting part for mounting a tire; a hub connecting area is arranged on the two axial sides of the hub; the spokes are connected between the hub connecting area on one axialside and the rim connecting area on the other axial side in a crossing manner; a plurality of spoke hooking holes are formed in the hub connecting area; one ends of the spokes are clamping ends; the clamping ends are bent and clamped into the spoke hooking holes; the other end of the spokes are mounting ends; each mounting end comprises a threaded part and a screw cap screwed to the threaded part;the screw caps are arranged inside the spoke mounting holes. The tubeless spoke-type aluminum alloy rim wheel set has excellent resistance, and replacement of a tubeless tire can be achieved withoutthe need of replacing the hub.

The invention discloses a peripheral sampling differential pressure sensor for gas flow collection. The peripheral sampling differential pressure sensor comprises a front flow pipe, a rear flow pipe and a connecting valve. The connecting valve is connected with front and rear flow pipes in the middle; the inner ring of the connecting valve is provided with a plurality of air inlets for airflow topass through; two annular flow cavities which are isolated from each other are formed in the connecting valve, an integrated buckle is arranged on the connecting valve, two pressure taking openings are formed in the two annular flow cavities, and the two annular flow cavities are communicated with the inlet end and the outlet end through air inlets formed in an inner armlet of the connecting valverespectively. The invention has the advantages that the flow value in the breathing process is measured in a gas pressure difference mode, the two annular flow cavities are isolated from each other,and cross infection is avoided; porous pressure sampling is adopted, components are reliable, and damage to oxygen components is small; peripheral multi-hole pressure taking is conducted, and pressuretaking is uniform; the pipe is smooth and free of obstacles, airflow obstruction is small, and airflow flowing is not damaged; sampling and pressure tapping channels are separated, and the influenceon flow velocity measurement accuracy is small.

Disclosed are a metal oxide semiconductor (MOS) transistor and a manufacturing method thereof. The manufacturing method includes the steps of supplying a semiconductor substrate; forming a dummy gate electrode on the semiconductor substrate; forming a source / drain region inside the semiconductor substrate; forming a first dielectric layer on the semiconductor substrate, wherein the upper surface of the first dielectric layer is level with the upper surface of the dummy gate electrode; removing the dummy gate electrode to form a first through hole, forming a second through hole in the first dielectric layer corresponding to the source region, and forming a third through hole in the first dielectric layer corresponding to the drain region; and padding work function metal layers and metal layers respectively into the side walls of the first through hole, the second through hole and the third through hole in sequence so as to form a metal grid, a first contact plug and a second contact plug, wherein the upper surfaces of the metal grid, the first contact plug and the second contact plug are respectively level with the upper surface of the first dielectric layer. By means of the MOS transistor and the manufacturing method thereof, pits do not occur on the upper surface of the metal grid, and thus smoothness is achieved.

The invention discloses a method for measuring the resistance value of a circuit board inner layer buried resistor pattern, and the method comprises the steps: S1, copying a resistor pattern, and copying an in-unit buried resistor pattern to a board edge to form a board edge buried resistor pattern; S2, arranging a test strip: arranging copper wires and test patterns at two ends of the board edge buried resistor pattern to form the test strip; S3, hollowing out a copper layer, namely hollowing out surface copper of other layers at the position of the board edge test strip; S4, adding a via hole, drilling a through hole in the position of the test pattern on the board surface, and electroplating hole metal; and S5, designing a hole ring, and arranging the hole ring on the through hole plate surface to be communicated with the test pattern. Therefore, the actual resistance value of the embedded resistor pattern in the unit can be obtained by testing the outer-layer hole ring, the method is simple and convenient, the requirement of a customer on the resistance value is ensured to be met, the embedded resistor PCB and an assembly device are prevented from being scrapped together, the loss is reduced, and the cost is saved.

The present invention relates to the technical field of medicinal rubber plug production, and discloses a silicification-free rubber plug coating composition, which contains two or more of the following components for mixed storage or independent storage: terminated polydimethylsiloxane, a catalyst and a coupling agent, and optionally contains an organic solvent, wherein the catalyst is a beta molecular sieve catalyst. Relative to 100 parts by weight of the terminated polydimethylsiloxane, the content of the catalyst is 0.01 to 3 parts by weight, the content of the coupling agent is 20 to 250 parts by weight, and the content of the organic solvent is 0 to 2000 parts by weight. The silicification-free rubber plug provided by the invention is simple in preparation process, free of influence on the quality of the rubber plug, free of repeated treatment, easy to implement and obvious in effect.

A breaking circuit breaker of super-high voltage double speed in double-break switch combined column type consists insulation support including side insulation support being used to support said breaker and being set with three pieces of side supporting insulation columns as well as middle insulation support being used to support common end of breaker and being set with insulation bar column and middle supporting insulation column, breaking unit being set with voltage sharing capacity, two circuit breakers and two resistance boxes of switch.

The invention discloses a method for adjusting coding information with biosensor resistors. For resistors obtained through printing or other modes, and according to actual demands, the resistors can become large or small by adopting the modes of laser cutting or burning, so that requirements of any value of resistance can be met, and therefore, the number of coding cannot be limited by resistor elements and the number of electrodes.

The invention discloses an angular displacement sensor, which comprises a base and a rotating shaft which penetrates through the base and is movably connected with base, wherein a connecting through hole A, a connecting through hole B and a connecting through hole C which are mutually arranged at intervals are arranged on the side wall of the base, and a conductive substrate is sleeved at the upper end of the rotating shaft; a resistance body is arranged on the conductive substrate, and a collecting ring fixed on the rotating shaft is arranged above the resistance body; a brush is arranged onthe collecting ring, and a support fixed on the rotating shaft is arranged above the collecting ring; a first circuit contact, a second circuit contact and a third circuit contact are arranged on theupper surface of the conductive substrate, and the first circuit contact is connected with the end A of the resistance body; the second circuit contact is connected with the end B of the resistance body, and the third circuit contact is connected with the collecting ring through a collecting line; and a first gap is arranged on the resistance body close to the end A of the resistance body. When in use, the invention can realize the proper functions without connecting an external resistance in series, and has simple structure, convenient use, low cost and convenient promotion and use.

The invention relates to silver paste for mobile phone shielding and a preparation method of the silver paste for the mobile phone shielding. The conductive silver paste comprises the following components, by weight, 45%-54% of metal silver powder, 7%-9% of high polymer resin, 0.2%-0.4% of adhesive force accelerant, 0.5%-2.0% of thickener, and 37%-45% of solvent. The production and preparation of the silver paste is completed through carrier preparation, silver paste preparation and production. Compared with the prior art, the preparation method can enable silver paste products to be solidified at 80 DECG in 30 minutes, and a resistance value after solidification is less than 1 ohm, and therefore not only are temperature-resistance requirements of shielding materials satisfied, but also resistance requirements needed by shielding are satisfied.

The invention relates to the technical field of medicinal rubber plug production, and discloses a coating liquid composition for a film-coated rubber plug, a method for preparing a coating liquid through esterification reaction, the coating liquid, the film-coated rubber plug and a preparation method of the film-coated rubber plug. The coating liquid composition contains hydroxyl silicone oil, acrylic acid, a catalyst, a polymerization inhibitor and an organic solvent; the catalyst is a molecular sieve catalyst; relative to 100 parts by weight of the hydroxyl silicone oil, the content of the acrylic acid is 60-400 parts by weight, the content of the catalyst is 0.1-3 parts by weight, the content of the polymerization inhibitor is 0.1-3 parts by weight, and the content of the organic solvent is 200-2000 parts by weight. The film-coated rubber plug is low in surface friction coefficient, and the film on the surface of the film-coated rubber plug does not fall off, so that the film-coated rubber plug has better adhesive force and has better resistance to chlorpromazine hydrochloride.

Disclosed are a metal oxide semiconductor (MOS) transistor and a manufacturing method thereof. The manufacturing method includes the steps of supplying a semiconductor substrate; forming a dummy gate electrode on the semiconductor substrate; forming a source / drain region inside the semiconductor substrate; forming a first dielectric layer on the semiconductor substrate, wherein the upper surface of the first dielectric layer is level with the upper surface of the dummy gate electrode; removing the dummy gate electrode to form a first through hole, forming a second through hole in the first dielectric layer corresponding to the source region, and forming a third through hole in the first dielectric layer corresponding to the drain region; and padding work function metal layers and metal layers respectively into the side walls of the first through hole, the second through hole and the third through hole in sequence so as to form a metal grid, a first contact plug and a second contact plug, wherein the upper surfaces of the metal grid, the first contact plug and the second contact plug are respectively level with the upper surface of the first dielectric layer. By means of the MOS transistor and the manufacturing method thereof, pits do not occur on the upper surface of the metal grid, and thus smoothness is achieved.

The invention provides a flexible circuit board assembly, a manufacturing method thereof and a display device, and belongs to the technical field of display. The flexible circuit board assembly comprises a substrate and a first wire; the substrate comprises a hollow part, and a conductive pattern is arranged in the hollow part; the first wire is located on the first surface of the substrate, the orthographic projection of the first wire on the substrate and the hollow part have an overlapped part, and the first wire is in contact with the conductive pattern. According to the flexible circuit board assembly provided by the technical schemes, the wiring width of the flexible circuit board assembly can be reduced.

The invention relates to a construction method of a grass-shrub mixed ecological hard vegetation module, which comprises the steps of preparing a sticky casting body by reinforcing powder, fine sand and water, casting a hard module reserved with a notch for planting the grass-shrub plantation by the sticky casting body, hardening and molding three days later, planting the selected shrub cutting or bagged seedlings with vigorous growth at the notch, and diffusing the grass stems with germination ability or broadcast sowing the grass seeds on the module and covering a layer of fine sand to formthe ecological hard plant module with mixed grass and shrub twenty days later. The invention replaces the cement without clearance penetrating function with the reinforcing powder capable of forming penetration clearance, the 30MPa strength can satisfy the general resistance requirement, and can be used for hybrid planting grass and shrub. The grass-shrub roots and stems or bagged seedlings are selected for hybrid planting and for three-dimensional afforastation, and the vegetation module is combined with the hard module faster, thereby realizing a self-balanced ecological community, constructing a grass-shrub mixed ecological hard vegetation module and establishing a simple and three-dimensional landscape with rapid formation and stable sustainability.

The invention relates to the use of Real Michael Addition (RMA) crosslinkable composition for the preparation of a floor coating, to special RMA crosslinkable compositions with long working time and very short service time and low VOC and to specific floor compositions, in particular for use in high build floor coating applications.

The invention discloses a fusing resistor easy to assemble. The fusing resistor comprises a shell and two pins, a mounting base is clamped in the shell, an organic matter thermal fuse body is mountedin the mounting base, a connector is arranged above the mounting base, a columnar bulge is arranged at a bottom of the connector, two lower fan-shaped grooves are arranged in an upper surface of the connector, and lower electric conductors are clamped in the lower fan-shaped grooves; a cover body is arranged at a top of the shell, an upper fan-shaped groove is arranged in the middle of a lower portion of the cover body, a columnar through hole is arranged in an upper portion of the upper fan-shaped groove, two pins are arranged in the columnar through hole, and an upper electric conductor is arranged in the upper fan-shaped groove in a clamped mode; and the connector is connected with the cover body through a spring. Compared with the prior art, by using the resistor of the invention, there are the following advantages that the structure is reasonable, installation and connection are convenient, and safety is good; assembly efficiency and an assembly effect are improved; and after a temperature of electric equipment rises abnormally, a circuit is disconnected quickly, and the electric equipment can be continuously used by simply replacing part of elements so that cost performance and a use value are relatively good.

The invention relates to a method for preparing a thick film substrate resistive layer by using an automatic printing table according to an initial resistance value, which comprises the following steps: selecting slurry according to the resistance value of each group of resistors, designing the theoretical length and width of a standard square resistor with the square number of 1 according to the standard resistance value of the slurry, and adjusting the printing speed to enable the initial resistance value to meet the design requirement; designing other pre-designed resistors according to the standard square resistor; the area of the pre-designed resistor and the area of the standard square resistor are compared, the length and the width of the resistor are designed according to the area and the theoretical value, the theoretical resistance value R = nR-= L / W * R-, or the theoretical resistance value is reduced / increased by 20%-30% according to the ratio of the theoretical design length to the theoretical design width of the pre-designed resistor. The method has the advantages that the process is simple, the automation degree is high, a large number of repeated periodic trial burning is not needed, the design requirement is met, the same-time printing can be achieved by well matching with the printing condition, and the method is particularly suitable for complex thick film integrated circuit substrates with multiple resistors and large area difference.

The invention provides a method of manufacturing scale-like grains on the surface of an aluminum-magnesium alloy with laser and belongs to the field of aluminum-magnesium alloy processing. The methodprovided by the invention comprises the following steps of adjusting a focal point: adjusting a conducting position to the focal point of a laser or a focal depth range of a field lens; drawing a vector diagram: drawing the vector diagram for the conducting position and copying and pasting the vector diagram to form a first diagram layer and a second diagram layer; laser bottom scanning: filling the first diagram layer of the vector diagram of a contour and scanning the same by the laser to form a compact alloy layer on the surface of the aluminum-magnesium alloy; and carrying out laser carving of the scale-like grains: filling the second diagram layer of the vector diagram of the contour, and generating the scale-like grains on a basic face of the original compact alloy layer by the laser. The method provided by the invention has the beneficial effects that the production efficiency is improved, a processed product is stable in performance, the conductivity is improved, and the product yield is improved; detection instruments such as a special multimeter and a magneto-ohmmeter are not used to detect, the step of quality detection is simplified, and detection can be performed directly through appearance, so that the production efficiency is improved greatly.