31results about How to "Eliminate fire risk" patented technology

The present invention provides an iron-based metallic glass alloy powder containing an iron-based metallic element group having Fe as the main component thereof, a metalloid element group comprising Si, B, P, and C, a small amount of at least one species of an element group for improving a degree of supercooling, selected from the group comprising Nb and Mo, and, depending on circumstances, a corrosion resistance modifying component, wherein the total amount of the metalloid element group and the total amount of the corrosion resistance modifying component are set to a predetermined range, andthe iron-based metallic glass alloy powder having a particle diameter of 30 [mu]m or less.

The invention relates to electric linear motors and gas springs in reciprocating pumps for oil wells. By the use of this invention a simple, silent, compact and adaptable mechanism can be constructed to drive a wide range of such pumps. The mechanism will sense a variety of pumping conditions and react automatically thereto.

The disclosed invention is a new concept for controlling the flatness of the strip during the rolling of aluminium strip or foil (2). The system consists of a full width bank of cryogenic roll cooling devices (7) acting on the roll (s) (4) and a full width bank of roll heating devices (8) also acting on the roll(s). Both or either of the cooling and heating banks are divided into individually controllable zones. A process automation system controls the action of the cooling and heating banks via feedback from a strip shape meter (9) and / or a predictive process model, in order, by thermal growth / contraction, to create the best roll profile for rolling flat strip.

The invention relates to a LED light matrix (14) equipped with impulse means for illuminating a moving object (10) in a selected area (11) from an oblique direction for video imaging, said LED light matrix (14) including a group of LEDs (15, 16) each equipped with optics for focusing the light produced by the LED, and with the group being located substantially obliquely relative to the object to be illuminated. Separate LEDs (15, 16) of the LED light matrix (14) are so oriented that the intensity distribution of illumination in the selected area (11) is weighted proportionally to the distance.

The present invention generally relates to a diverting system to be used in a combined-cycle power plant. According to the invention, the diverting system is integrated within the by-pass stack and carries out, in a sole component, the functions of by-passing the hot exhaust flow in a single-cycle configuration or guiding it through the HRSG, acting as a diffusor, in an open combined-cycle configuration.

The invention discloses a bus-through clamping-type ultra large-load capacity annular wiring high-reliability PDU (Power Distribution Unit). A waterproof wiring head is arranged at a wire incoming mounting end plate; the wire incoming mounting end plate and a wire mounting insulated end plate are arranged in an overlapping mode at a wire incoming end of a shell; multiple socket modules are arranged inside the shell; a mounting end plate and an insulated end plate are arranged in an overlapping mode at a closing end of the shell; a bus-PE, a bus-L, and a bus-N are respectively arranged inside the multiple socket modules for electrically connecting the above parts. The quick punching clamping-type connection is low in resistance, reliable, durable, stable and small in temperature rise, and fire risks are eliminated; a charged conductor is fixed and an electrical contact point is closed in the insulated shell during the whole process, hidden electrical dangers such as short circuit and contact oxidation are eliminated; due to annular wiring, single-point fault is eliminated, and the power-off range due to multi-point fault is reduced; no broken connection points exist in the whole bus, and connection is firm; temperature rise is over low, and fire risks do not exist; power distribution reliability is high; the appearance size is small, and the space is saved; and the SPD modules have hot-plug functions.

The invention discloses a car seat and a car with a passive temperature adjustment function, including a seat cushion and a backrest, and a temperature adjustment assembly, the temperature adjustment assembly includes an air intake pipe, an exhaust pipe, a seat cushion heating part and a backrest heating part; the seat cushion heating The seat heating part is arranged inside the seat cushion, and the backrest heating part is arranged inside the backrest. Both the seat cushion heating part and the backrest heating part include a plate body, and a temperature regulating cavity is arranged inside the plate body. The exhaust outlets of each temperature adjustment chamber are connected with the exhaust pipe; the air inlet of the air intake pipe receives the air output by the automobile air conditioning system. The car seat and car with passive temperature adjustment function provided by the present invention will save the heating wire compared with the prior art to reduce the cost, naturally there is no risk of fire caused by the high temperature of the heating wire, and it can be heated and cooled at the same time Dual adjustment, again passive adjustment without active control.

The present invention relates to a continuous fiber reinforced ceramic base composite material flame stabilizer and a preparation method and application thereof. The preparation method is as follows: preparing a (C-SiC) n composite material interphase on the surface of a flame stabilizer preform by a chemical vapor deposition method, wherein the flame stabilizer preform is prepared from SiC fiber; then using a chemical vapor infiltration method for densification to obtain a densified flame stabilizer; and machining the densified flame stabilizer into a final design size to obtain the composite material flame stabilizer. The composite material flame stabilizer can reduce the mass of an engine, improve the working efficiency of the flame stabilizer, increase engine thrust and eliminate fire risks due to high-speed friction of flame so as to meet requirements of development of a new generation of aircraft engines.

The invention discloses a car chassis fire warning system. It includes a mirror reflective photoelectric module, which is installed on the bottom of the chassis, arranged vertically and vertically to the reflective surface, and is used to emit light to the reflective surface, and send an early warning signal to the early warning module when no reflected light is received; The upper surface of a section of the exhaust pipe with the smallest vertical distance between the chassis is used for reflecting light; the early warning module is used for early warning when an early warning signal is received. The invention can detect and prompt the driver to remove foreign matter when it enters between the chassis and the exhaust pipe, so as to prevent problems before they happen.

The invention discloses a socket and cable output-compatible centrally-arranged bus-through two-side power distribution high-reliability PDU (Power Distribution Unit), which comprises an end-part waterproof connector, a wire incoming mounting end plate, a wire incoming insulated end plate, a shell, a wire arrangement device, an insulated end plate, a mounting end plate, multiple socket modules, a panel, a circuit breaker protection cover, a clamping-type lossless wiring terminal, a bus support, a circuit breaker, a bus-N, a bus-L, a bus-PE, a branch-N, a branch-L and a branch-PE. The quick punching clamping-type connection is low in resistance, reliable, durable, stable and small in temperature rise, and fire risks are eliminated; the PDU can realize internal annular wiring, single-point fault is eliminated, and the power-off range due to multi-point fault is reduced; no broken connection points exist in the whole bus, and connection is firm and nodes are clean; over high temperature rise can be avoided, and fire risks do not exist; power distribution reliability is high; power does not need to be cut off when the SPD modules are exchanged, working of a power supply object is not influenced, and the hot-plug function of the SPD modules in the PDU power distributor circuit can be realized.

A power-on slow start device includes a switch circuit and a processing unit connected with the switch circuit. Among them, the switch circuit and the processing unit are used to connect to the same terminal of the battery and the load, and the initial state of the switch circuit is the disconnected state. When the processing unit compares that the voltage of the same terminal of the battery and the load is less than or equal to the first preset threshold, the control switch circuit is turned on after a delay of a preset time, so as to make the battery supply power to the load. In actual use, the slow start of power supply to the UAV for the load is realized, thereby avoiding the phenomenon of discharge and ignition. It also relates to a battery assembly, an unmanned aerial vehicle and a power-on slow start method.

A pile driving rig lower cushion made of material having elasticity modulus of 500-3500 Mpa. The lower cushion comprises two end surfaces and at least one side surface. The first end surface is to be placed against the drive cap of the pile driving rig. The second end surface is to be placed against the end of a pile. The lower cushion has at least one flexible section at the side surface that is more flexible than remaining sections of the side surface in at least one direction. The dimensions of the lower cushion are such that the lower cushion fits snugly into the drive cap housing only when the flexible area is compressed. The lower cushion remains in its place within the drive cap housing due to compressive force caused by the at least one flexible section and friction forces resulting therefrom.

The invention discloses efficient multifunctional polymer emulsion drying equipment. The efficient multifunctional polymer emulsion drying equipment comprises a pressure atomizing drying system, a pulse gas flow cooling system and a control system, wherein the pressure atomizing drying system comprises a drying tower body, a pressure atomizing device, an in-tower hot air preparation device, a powder auxiliary atomizing adding device, a tail gas cooling device, a rapid air cooling device and a fire extinguishment spraying device; and the pulse gas flow cooling system comprises a pulse gas flow cooling device and a material collection and conveying and tail gas treatment device. According to the efficient multifunctional polymer emulsion drying equipment, a plurality of problems of an atomizing and drying tower that a polymer auxiliary is stuck on a wall and stuck with materials, polymer powder has a high temperature and is caked to block a cloth bag dust remover, a dried polymer has a high temperature and is easy to cake, the cooling treatment is slow after the temperature in the drying tower is too high, no excessive temprature or no fire disaster risk prevention and treatment capability is available and the like are solved, so that the yield is high, the safety property is good, the energy consumption is low, and work delay caused by production halts is short.

An assemblage having a thermally insulating switch and a thermal insulator for constituting an electrical conductor passthrough through the thermal insulator. The thermal insulator insulates an inner space from an outer space, the assemblage having inner connector on the side of the inner space and outer connector on the side of the outer space, which are electrically conductively connectable by the switch. The assemblage has a control unit for controlling the thermally insulating switch, a current flowing through the switch is detectable by the control unit, the switch is controllable by the control unit in such a way that the switch is actuatable only in a substantially zero-current state, and the switch is disposed in the thermal insulator in such a way that thermal insulation between the inner connector and the outer connector is accomplished by way of the switch in the open state.