52 results about "Electric fuses" patented technology

The invention discloses a firework emission accurate control method based on sensor fusion. The firework emission accurate control method comprises the following steps: S1, configuring a firework control module; s2, installing a firework control module at the top of a firework shell, and carrying out initialization; s3, collecting real-time attitude data, and performing Kalman filtering processing; s4, collecting air pressure data, and calculating the relative flight height; s5, constructing a display shell flight trajectory prediction model, and calculating a trajectory deviation value; s6, judging whether the attitude prediction value, the height prediction value and the trajectory deviation value meet requirements or not; s7, if the judgment conditions are met at the same time, an electric blasting fuse is triggered to ignite the display shell; s8, the posture prediction value, the track deviation value and the set-off state mark are sent to a multi-bullet cooperative control unit; and S9, coordinating the display shell to synchronously set off according to a preset pattern. According to the method, sensor data, Kalman filtering and a trajectory prediction modeling method are fused, display shell attitude judgment and collaborative setting-off are achieved, and the method has the advantages of being accurate, safe and high in synchronism.

The utility model discloses a power distribution circuit board of an energy storage system and the energy storage system, the power distribution circuit board of the energy storage system comprises a three-phase load power supply module, the three-phase load power supply module comprises a first AC copper bar, a first onboard fuse base and a first connector, the first connector is coupled to the first AC copper bar through the first onboard fuse base, and the first connector is coupled to the first AC copper bar through the first onboard fuse base; the first connector is used for connecting three-phase alternating current electric equipment; the single-phase load power supply module comprises a second alternating-current copper bar, a second onboard fuse base and a second connector, the second connector is coupled to the second alternating-current copper bar through the second onboard fuse base, and the second connector is used for being connected with single-phase alternating-current electric equipment; the direct current load power supply module comprises a direct current copper bar, an electric fuse and a third connector, the third connector is coupled to the direct current copper bar through the electric fuse, and the third connector is used for being connected with direct current electric equipment. According to the embodiment of the invention, the size of the power distribution module of the energy storage system can be reduced, and the usability of the power distribution module can be improved.

The invention provides an access control method and equipment of a storage circuit and a storage medium. The memory circuit is provided with a reading unit, also can be called a reading circuit, the reading unit is provided with an electric fuse, and the method comprises the following steps: setting a plurality of different reference resistance values for the reading unit; comparing the resistance value of the electric fuse with any reference resistance value; if the resistance value of the electric fuse is smaller than any reference resistance value, determining that the electric fuse is not burnt; and if the resistance value of the electric fuse is greater than any reference resistance value, determining that the electric fuse is burnt. On the basis, a plurality of reference resistance values used for reading the circuit are set, it is guaranteed that the reference resistance values cover the change range of the process corner, and therefore the product yield can be improved.

The present disclosure relates to an electrical fuse having a fuse link along a sidewall of a non-active gate structure. An electronic fuse includes a non-active gate structure located over a substrate and a fuse link along at least one sidewall of the non-active gate structure. A first terminal is located at a first end of the fuse link and a second terminal is located at a second end of the fuse link. The fuse link takes the form of a conductive metal spacer along at least one sidewall of the non-active gate structure and can be formed without a silicide process. Although the e-fuse can be used with any semiconductor device, use with, for example, a III-V semiconductor device is advantageous. The method of manufacturing the e-fuse does not require any additional masks and provides a fuse link with sub-lithographic level width dimensions.

The utility model discloses a kind of pipeline butt joint auxiliary tools, belong to pipeline butt joint technical field, comprising: two arc hoop plates, detachably installed in the outer wall of one of pipeline, slidingly set movable arc plate on arc hoop plate;Impact end plate, set in one end of movable arc plate, the inner diameter of impact end plate is greater than the inner diameter of arc hoop plate;Connecting assembly, is located on movable arc plate;Knocking plate, set in the outer wall of movable arc plate;The present scheme is different from the mode that current hammer directly hammers electric melting sleeve, can significantly reduce the damage caused to electric melting sleeve and its internal electric melting wire, and the contact area of impact end plate and electric melting sleeve end portion is large, and the impact force to electric melting sleeve is more uniform, not only can reduce the situation that electric melting sleeve concentrated stress causes damage, and uniform stress also can make that electric melting sleeve moves more smoothly, save more labor and time, butt joint efficiency has greater promotion, reduce construction cost.

The utility model relates to the technical field of electric smelting brick production and processing, and discloses an electric smelting brick centering clamping mechanism which comprises a clamping seat, two clamping plates are slidably connected in the clamping seat, a screw rod is in threaded connection with the upper side of the interior of each clamping plate, a first handle is fixedly connected to the top end of each screw rod, a pressing plate is fixedly connected to the bottom end of each screw rod, and a second handle is fixedly connected to the bottom end of each pressing plate. Two sliding rods are fixedly connected into the clamping base, a fixing block is fixedly connected to the inner bottom wall of the clamping base, an air cylinder is fixedly connected to one side of the fixing block, a connecting plate is fixedly connected to the output end of the air cylinder, the top end of the connecting plate is fixedly connected to the bottom end of one clamping plate, and a connecting shaft is rotationally connected into the clamping base. The top end of the connecting shaft is fixedly connected with a turntable. According to the electric smelting brick clamping device, through mutual cooperation of the air cylinders, the connecting plates, the pressing plates, the connecting rods, the lead screws and other structures, electric smelting bricks can be clamped in the transverse direction and the longitudinal direction, and the electric smelting bricks with different lengths and thicknesses can be clamped.

This application discloses an electrical parameter adjustment method, apparatus, device, storage medium, and program product. The method includes: detecting the difference between the actual value and the ideal value of the electrical parameter to be adjusted in an integrated circuit, and determining a target adjustment direction and a target adjustment step size n based on the difference; determining the parity attribute of a target adjustment code based on the target adjustment direction, with a one-to-one correspondence between the adjustment direction and the parity attribute of the electrical parameter; determining the target adjustment code according to the adjustment step size n and the parity attribute allocation rule, and writing the target adjustment code into an electric fuse; wherein the parity attribute allocation rule is that when the parity attribute of the target adjustment code is odd, the value of the target adjustment code is 2n-1; when the parity attribute of the target adjustment code is even, the value of the target adjustment code is 2n, and the target adjustment code is used to control the on / off state of the corresponding switching transistor and the adjustment resistor to achieve the adjustment of the electrical parameter to be adjusted.

Relates to an electric fuse, which includes a fuse element (2) that extends through a ceramic electrical insulating cylindrical housing (1). The housing is sealed and enclosed at each end by a conductive cap (3), and the fuse element (2) is electrically connected to the conductive cap. Thus, through simple and low-cost measures, it can be ensured that such a fuse can also be applied to a circuit with the same overall dimensions as a circuit protected by a common existing fuse at a voltage higher than the nominal voltage. However, in the case of an electrical overload, this fuse can still interrupt the circuit extending through it, thereby also avoiding mechanical damage or even destruction of the ceramic insulating housing (1), which would otherwise cause the generated electric arc to potentially expand from inside the housing (1) to the outside of the fuse.

A described example includes a circuit. The circuit can include a current sense circuit having a sense input and a sense output, in which the sense input is coupled to an input terminal. A comparator has a first comparator input, a second comparator input, and a comparator output, in which the first comparator input is coupled to the sense output, the second comparator input is coupled to a threshold terminal, and the comparator output is coupled to a fuse terminal. A current programming circuit has a current input and a current output, in which the current input is coupled to the sense output. A first circuit is coupled between the sense output and a ground terminal. A second circuit is coupled between the current output and the ground terminal.

Invention refers to an electric fuse (1) with knife blade contacts (5, 5') and a complex melting assembly (4). The purpose of the invention is creation of an electric fuse (1) with knife blade contacts (5, 5') and a complex melting assembly (4), which should upon integration into a high-performance DC electric circuit assure a durable and reliable protection thereof despite to occasionally interrupting and re-establishing the electric circuit, and also despite to essential oscillations of the electric voltage within said electric circuit, in which the fuse (1) is integrated, wherein also all loadings, to which said melting assembly (4) is exposed, would have to be uniformly distributed among all disposable single melting members (4', 4", 4"', 4iv, 4v, 4vi) in said melting assembly (4). According to the invention, the throughout passage (200) within the casing (2) of the fuse is cylindrical, and the transversal cross-section thereof is a regular circle. A melting assembly (4) is inserted within said throughout passage (200) and consists of six equidistantly spaced melting members (4', 4", 4"', 4iv, 4v, 4vi), which are arranged on diagonals of a regular hexagon, inscribed in said regular circle of the cross-section.

The invention relates to power supply-based die thermal sensing compensation. An integrated circuit includes an analog-to-digital converter (ADC) associated with a thermal sensor for determining a current supply value of a supply voltage of the thermal sensor. The electric fuse register stores a set of calibrated temperature values from the thermal sensor for each of the plurality of supply values. Control logic is coupled to the ADC and the electric fuse register. The control logic reads a current power supply value from the ADC and generates a calibration equation based on the current power supply value and the plurality of power supply values, the calibration equation associating a calibrated temperature value with a thermal sensor value for the current power supply value.

A semiconductor structure includes a memory array including a plurality of memory cells arranged in a plurality of rows and a plurality of columns. In some aspects, each memory cell is implemented as an eFuse cell. The semiconductor structure further includes a row decoder configured to receive a row address of the memory array. The semiconductor structure further includes a column decoder configured to receive a column address of the memory array. The semiconductor structure further includes an input / output circuit configured to access each of the plurality of memory cells. The semiconductor structure further includes a control logic circuit coupled to the memory array, the row decoder, the column decoder, and the input / output circuit.

The invention relates to a cell contacting system by means of which elementary storage cells are electrically connected to one another in series and / or parallel circuits in order to form a battery module and / or pack, and at least one electrical contact for a pole of an elementary storage cell is in the form of an electrical fuse element in the cell contacting system. The aim of the invention is to improve a cell contacting system comprising electrical fuse elements. This is achieved in that the cell contacting system (1) is provided with fuse elements (6, 8) for each elementary storage cell (3) as protection against a low-resistance short circuit and as protection against a medium-resistance short circuit.

An expansion card auxiliary power cable assembly with an integrated electrical fuse is disclosed that includes a paddle board, a power connector mounted to the paddle board, an adapter output connector, an adapter cable extending from the paddle board to the adapter output connector, an auxiliary output connector, and an auxiliary cable extending from the paddle board to the auxiliary output connector. The power connector is connected to a power output connector of a main system board of the computing system, the riser output connector is connected to the riser card, and the auxiliary output connector is connected to the expansion card. The paddle board includes electrical fuses configured to control power supplied from the power connector to the adapter output connector and power supplied from the power connector to the auxiliary output connector.

The utility model discloses a wireless remote control push rod formula fall safety belt live fuse replacement insulating clamp device belongs to fuse replacement device technical field, include: clamping assembly, clamping assembly is provided with two groups and clamping assembly is arranged on the base plate, clamping assembly includes with mobile clamp of base plate swing joint and with fixed clamp of base plate fixed, insulating clamp, insulating clamp is provided with two groups and insulating clamp with clamping assembly cooperation, two groups of insulating clamp between through metal wire is communicated, the clamping arm of insulating clamp is located between mobile clamp and fixed clamp, through with clamping assembly cooperation and use drive assembly of clamping assembly are arranged on the positive and negative two sides of base plate can reduce the occupied area of base plate to the favorable regulation and control of the distance between two groups of insulating clamp, in addition, when insulating clamp and fuse holder hold, clamping assembly and insulating clamp can separate, and use is more convenient.

The utility model relates to the technical field of hardness detection devices, and discloses an electric smelting brick hardness detection device which comprises a workbench, the upper portion of the workbench is fixedly connected with a fixing frame, the rear portion of the fixing frame is fixedly connected with a transverse plate, the front portion of the transverse plate is fixedly connected with a motor, and the output end of the motor is fixedly connected with a rotating plate. A second positioning rod is fixedly connected to one side of the rotating plate, a fixing plate is fixedly connected to the interior of the transverse plate, a first positioning rod is fixedly connected to one side of the fixing plate, a first adjusting rod is rotatably connected to the exterior of the first positioning rod, and the second positioning rod is slidably connected to the interior of the first adjusting rod; and a second adjusting rod is rotationally connected into the first adjusting rod. According to the device, the position of the hardness detection plate can be conveniently adjusted, the application range of the device is widened, the detection precision is improved, bricks can be effectively clamped and fixed, and the stability and repeatability of testing are ensured.

Several aspects of this revelation provide an electrical fuse memory. The electrical fuse memory can include a plurality of memory cell blocks, each memory cell block of the plurality of memory cell blocks comprising a plurality of electrical fuse memory cells; a pointer circuit configured to access one or more electrical fuse memory cells of all memory cell blocks of the plurality of memory cell blocks; and a control circuit configured to control access to the plurality of electrical fuse memory cells of all memory cell blocks of the plurality of memory cell blocks using the pointer circuit to access the one or more electrical fuse memory cells to be accessed.

According to the electric fuse structure and the preparation method thereof provided by the invention, the blind grooves are formed in the polycrystalline silicon layer at the two ends of the fuse region in the non-length direction and are filled with the barrier layers, so that the problems that in the prior art, the electric fuse structure is low in burning adjustment yield, the burning adjustment position is not fixed, and the structure is possibly damaged due to too high heat in the burning adjustment process are effectively solved. According to the structural design, the cross sectional area of the polycrystalline silicon layer in the fuse area can be reduced, so that the resistance at the position is increased, charges are more easily concentrated in the polycrystalline silicon layer fuse area forming the blind groove in the burning process, heat is distributed in a concentrated manner, and the burning efficiency and reliability are remarkably improved. Besides, only one layer of photomask for forming the blind groove needs to be added, the cost is low, the process is simple, the method is not only suitable for different polycrystalline silicon layer structures, but also suitable for different polycrystalline silicon node processes, and the universality of the electric fuse structure is further improved.

The utility model relates to the technical field of welding joints with resistors in the joints, and discloses a double-leakage-proof gas electric melting pipe fitting based on intelligent protection, which comprises a gas pipe, an electric melting pipe fitting body is sleeved on the outer surface of the gas pipe, two electric fuses are fixedly connected on the inner surface of the electric melting pipe fitting body, and the electric fuses are connected with the electric melting pipe fitting body. Two sealing rubber rings are fixedly connected to the inner surface of the electric smelting pipe fitting body, two wiring terminals are fixedly connected to the upper side of the outer surface of the electric smelting pipe fitting body, a mounting ring groove is formed in the outer surface of the electric smelting pipe fitting body, a plurality of limiting inserting grooves are formed in the front wall and the rear wall of the mounting ring groove, and two clamping mechanisms are arranged in the mounting ring groove. In this way, the detachable knocking block can be arranged on the electric smelting pipe fitting body, so that when the electric smelting pipe fitting body is installed, a worker can drive the electric smelting pipe fitting body to move on a gas pipe through the knocking block, and the worker can conveniently install the electric smelting pipe fitting body on the gas pipe.

The invention relates to the technical field of pipeline engineering repair, in particular to a method for connecting non-standard pipeline pipe heads through a penetrating technology in a pipeline, which comprises the following steps of: S100, determining the outer diameter size of a lining pipe after reducing and rebounding according to the inner diameter of an original pipeline; s200, the inner diameter size and the length of the electric hot melting sleeve are manufactured; s300, determining the thickness of the electric hot melting sleeve according to a pipeline conveying medium and conveying pressure; s400, a thick-wall pipe is manufactured, and a short circuit is cut out according to the size of the electric hot melting sleeve; s500, electric fuses of different specifications are additionally arranged at the two ends of the electric hot melting sleeve according to the thicknesses of the pipe fittings, and the wiring distance of the electric fuses is adjusted according to the technical requirements; and S600, the ends of the two lining pipes to be welded are arranged at the two ends of the electric hot melting sleeve respectively, welding is started, and the lining pipes and the electric hot melting sleeve are welded into a whole. The damaged pipeline can be conveniently and rapidly repaired, and the pipeline repairing efficiency is improved.

In examples, a package comprises a semiconductor die having a device side and a bond pad on the device side, a conductive terminal exposed to an exterior of the package, and an electrical fuse. The electrical fuse comprises a conductive ball coupled to the bond pad, and a bond wire coupled to the conductive terminal. The bond wire is stitch-bonded to the conductive ball.

Various aspects of this disclosure provide an electric fuse memory and a power switch circuit arrangement. The electric fuse memory may include a plurality of memory cell blocks, each memory cell block of the plurality of memory cell blocks comprising a plurality of electric fuse memory cells; a pointer circuit configured to access one or more electric fuse memory cells of all memory cell blocks of the plurality of memory cell blocks; and a control circuit configured to control access to the plurality of electric fuse memory cells of all memory cell blocks of the plurality of memory cell blocks, using the pointer circuit to access the one or more electric fuse memory cells to access.

The invention discloses an electric fuse gating device and a manufacturing method thereof and an electric fuse circuit, the electric fuse gating device comprises a plurality of bipolar transistors, each bipolar transistor comprises an emitter region, a base region arranged around the emitter region and a collector region arranged around the base region, each emitter region and each base region are respectively used for forming an emitter electrode and a base electrode corresponding to each bipolar transistor; the plurality of bipolar transistors are arranged in parallel to form a transistor group, and in the transistor group, collector regions on adjacent sides between adjacent bipolar transistors are common collector regions; the collector regions of the other sides of each bipolar transistor except the adjacent sides are outer collector regions, and the outer collector regions are used for forming a common collector of the transistor group. The problem that an existing electric fuse circuit is too large in circuit area due to the fact that the number of storage units is increased is effectively solved.

A stator (1B) has stator coils (U1, V1 and W1) of a first system and stator coils (U2, V2 and W2) of a second system, and the coils are supplied with power from inverter modules (21). A fuse module (22) has two fuse circuit elements (32) corresponding to respective systems. Phase lines of U, V and W of each fuse circuit element (32) are connected together at a neutral point (40), and a fuse (38) is interposed between the neutral point (40) and each coil. By supplying power to a heater (39) accommodated in the fuse circuit element (32) from a control terminal (34), the fuse (38) is blown out.

A described example includes a circuit (100). The circuit (100) can include a current sense circuit (106) having a sense input and a sense output, in which the sense input is coupled to an input terminal. A comparator (114) has a first comparator input, a second comparator input, and a comparator output, in which the first comparator input is coupled to the sense output, the second comparator input is coupled to a threshold terminal, and the comparator output is coupled to a fuse terminal. A current programming circuit (128) has a current input and a current output, in which the current input is coupled to the sense output. A first circuit (134) is coupled between the sense output and a ground terminal. A second circuit (136) is coupled between the current output and the ground terminal.

Disclosed are an apparatus, method, device and system for power transmission based on Psys, and a medium, relating to the technical field of circuits. Said apparatus comprises: a PSU, an E-Fuse chip, a current detection circuit, a VR chip and a CPU. The current detection circuit at least comprises a first operational amplifier. The E-Fuse chip is connected to the PSU, and converts an output voltage signal of the PSU into an output current signal. The output current signal amplified by a preset multiple is received by the first operational amplifier, and the VR chip receives the output voltage signal of the PSU.

Examples relate to a method (10) for electrically connecting at least one electronic component (STG1') to an on-board electrical system (20) of a vehicle. The method (10) comprises the steps of: using (11) an electrical isolating element (ET1) as a connecting element between the electronic component (STG1') and the on-board electrical system (20), wherein an electrical operating voltage is applied to the on-board electrical system (20); and actuating (12) the electrical isolating element (ET1) for an open state of the electrical isolating element (ET1) during a physical connection process of the electronic component (STG1'). Further examples relate to a vehicle having an on-board electrical system having electrical isolating elements, for example e-fuses.

The invention discloses an electric fuse memory, which is characterized in that an address switching module and an output mode selection module are added on the basis of a conventional basic function module, and a double-bit redundancy mode starting signal DB is added on the basis of an original control signal to serve as an enable signal of a double-bit redundancy working mode; two working modes of a normal working mode and a double-bit redundant working mode can be provided for a customer to select, all storage space can be used in the normal working mode, a redundant backup function can be realized in the double-bit redundant working mode, selectable input address length and selectable output results can be realized, conventional operation and redundant operation are ensured to be realized, and the user experience is improved. According to the invention, capacity and reliability can be both considered in the same electric fuse memory, the problem that the capacity is reduced by half due to redundant backup is avoided, the reliability problem of lack of a redundant backup function is also prevented, and compared with a conventional double-bit redundant backup application scheme, the chip area can be saved.