440 results about "Electric ignition" patented technology

The invention relates to a fire flood eclectic ignition method. An ignition device adopted by the fire flood eclectic ignition method comprises a steam injection pipe column and an ignition system, wherein the steam injection pipe column comprises a flare opening, a check valve, a bracket, an oil pipe and a wellhead device from top to bottom; the electric ignition system comprises a ground part and an underground part, wherein the ground part comprises an intermediate frequency power supply control cabinet, a loop cable, a cable conductor and a cable sealer, and the underground part comprises a conductor, an igniter, an insulated centralizer, a screen pipe, the cable conductor, an insulated isolation wire connector and the cable conductor from bottom to top. The fire flood eclectic ignition method is easy to operate, the ignition device has high maneuverability, repeatable use, controllable temperature and uniform heating temperature, and fire flood eclectic ignition can obtain good effect by utilizing the ignition device.

The invention belongs to the coal chemical industry field of coal water slurry gasification, and specifically discloses a combustion nozzle combination device of a multi-channel coal water slurry gasification furnace. The combustion nozzle combination device comprises a high-voltage electric igniter connected with an electric ignition rod, wherein the high-voltage electric igniter is connected to an ignition nozzle through an ignition gas channel and an ignition gas pipe; a central oxygen channel is connected to a central oxygen pipe and nozzle, and is wrapped outside the ignition gas channel, the ignition gas pipe and the ignition nozzle; a coal water slurry channel is connected to a coal water slurry pipe and nozzle, and is wrapped outside the central oxygen pipe and nozzle; an outer annular oxygen channel is connected to an outer annular oxygen pipe and a combustion nozzle, and is wrapped outside the coal water slurry pipe; and a preheated gas channel is connected to a preheated gas pipe and nozzle, and is wrapped outside the outer annular oxygen pipe. By adding the ignition gas channel, the preheated gas channel, the electric ignition rod and a high-voltage power supply for the electric ignition rod based on the existing device, the invention simplifies the technical process, realizes the continuous operation of the combustion nozzle in accordance with a process of igniting, preheating and combusting coal water slurry, saves the production cost, and improves the operation safety and reliability.

The invention discloses a dielectric Al/CuO composite film energetic electric ignition bridge and an ignition bridge array. The bridge body of the ignition bridge is formed by overlapping an upper electrode, a lower electrode and a dielectric layer; two layers of metal films with the same size and different directions serve as the upper electrode and the lower electrode; an Al/CuO composite film layer with the same size and direction as the upper electrode metal film is sandwiched between the two layers of metal films to serve as the dielectric layer; partial Al/CuO composite film layer is coated and overlapped on the lower electrode metal film; and the upper electrode metal film is completely coated and overlapped on the Al/CuO composite film layer. In the ignition array taking the dielectric Al/CuO composite film energetic electric ignition bridge as a basic unit, a plurality of dielectric Al/CuO composite film energetic electric ignition bridges are connected through leads preparedfrom Au metal films or Cu metal films to form the ignition array. The invention has the advantages of high safety, high ignition capacity and good compatibility.

The invention relates to an automatic glass crushing emergency escape and alarm system and a traffic vehicle. The automatic glass crushing emergency escape and alarm system comprises glass crushing devices used for crushing glass, independent control devices and centralized control devices. The independent control devices are used for receiving signals and controlling detonation of the glass crushing devices. The independent control devices are connected with the glass crushing devices. The centralized control devices are connected with the independent control devices through a communication bus or a conductive wire. The independent control devices and/or the centralized control devices comprise fault self-diagnosis systems which can conduct fault diagnosis on electric ignition circuits in real time. The automatic glass crushing emergency escape and alarm system and the traffic vehicle have the advantages that the occurrence of accidents can be sensed automatically, the glass can be crushed automatically, the fault self-diagnosis system can diagnose circuit faults in real time, it is guaranteed that the system is in the working state, and the safety coefficient is high.

The invention belongs to the field of fire flooding process, in particular relating to a layered electric ignition method for multilayer gas injection of fire flood, comprising the following steps: (1) placing a gas injection tubular column in a fire flooding gas-injection well; (2) continuously injecting air into the gas injection tubular column; (3) determining a main gas-entry layer by means of a main gas-entry profile; (4) heating the air until the temperature of the air is above 450 DEG C, and ensuring the contents of the oxygen in tail gases of surrounding production wells to be less than or equal to 2%; (5) injecting high-temperature foams into the fire flooding gas-injection well, and when pressure increases 1-4Mpa, determining the main gas-entry layer by the means of the main gas-entry profile; (6) increasing the air injection amount by 30%, electrifying to heat the injected air until the temperature of the injected air is above 450 DEG C, and ensuring the contents of the oxygen in the tail gases of the surrounding production wells to be less than or equal to 2%; and (7) continuing to inject the high-temperature foams, ensuring the air injection intensity, and determiningthe main gas-entry layer by means of the main gas-entry profile when the pressure increases, as well as detecting the compositions in the tail gases of the surrounding production wells. According to the invention, the fire flood is utilized to realize multilayer combustion, multilayer effectiveness and high mining efficiency.

A cooking appliance includes smooth cooking surface having at least one cooking zone, a base frame section, at least one gas burner assembly located between the smooth cooking surface and the base frame section, and a control unit. A wire filament coil, electrically interconnected to the control unit, is arranged adjacent to the gas burner assembly. The wire filament coil includes a plurality of distinct, independently controlled segments extending about a perimeter of the gas burner. When operated in a first mode, at least one segment of the wire filament coil is utilized as an ignition source for a gas flow directed from the gas burner assembly. When operated in a second mode, the gas flow is shut off and selected segments of the wire filament coil are activated to establish a low level heat setting for the cooking zone.

The invention discloses a layered ignition device for in-situ combustion. According to the layered ignition device for the in-situ combustion, an electric ignition device is arranged in a cavity of a Pupping oil pipe, an insulated pipe sleeves the Pupping oil pipe, and a casing sleeves the insulated pipe; the electric ignition device comprises an electric igniter cable and an electric igniter heating section, and the electric igniter cable is connected with a power supply; a first annular space forms between the casing and the insulated pipe; a second annular space forms between the insulated pipe and the Pupping oil pipe; a first packer and a second packer are arranged in the first annular space at intervals, and an upper gas filling space remains between the first packer and the second packer; an upper gas distribution device located in the upper gas filling space is arranged on the insulated pipe; a reinforced heat transfer device comprises a winding section and two contact sections; when the temperature of the Pupping oil pipe is lower than a preset value, the reinforced heat transfer device integrally winds the Pupping oil pipe, and when the temperature of the Pupping oil pipe is larger than or equal to the other preset value, the contact sections are supported to contact with the insulated pipe.

The invention provides a fire extinguishing bomb dispersing with gas generating agent, which comprises a fire extinguishing bomb shell and the gas generating agent filled in the fire extinguishing bomb shell; the rear end of the fire extinguishing bomb shell is connected with one end of a baffle; the other end of the baffle is connected with the tail wing of the fire extinguishing bomb, and the center thereof is connected with a connector; a powder leading tube is arranged in the central cavity of the connector; an electric ignition head is arranged in the powder leading tube; the connector is connected with a hollow tube of the fire extinguishing bomb shell; the gas generating agent is arranged in the hollow tube; the baffle is connected with a plug; the cavity consisting of the baffle and the tail wing of the fire extinguishing bomb is provided with a power block, a sensor and a circuit board; the power block and the sensor are arranged on the plug; the circuit board is arranged on the baffle; and the tail wing of the fire extinguishing bomb is connected with a sealing cover. The fire extinguishing bomb dispersing with gas generating agent has the advantages of simple structure, convenient use, good safety, low cost and convenient storage.

The invention provides a fireflooding moving type high-temperature electric ignition process pipe. The pipe specifically comprises a casing pipe, an oil pipe, a heat insulation pipe and a packer, wherein the hot end of an igniter for fireflooding moving type high-temperature electric ignition is arranged in the heat insulation pipe, the oil pipe is connected with the top of the heat insulation pipe, a pipe body formed by the oil pipe and the heat insulation pipe in a combined mode is arranged in the casing pipe, and the packer is connected with the bottom of the heat insulation pipe and used for separating the pipe body formed by the oil pipe and the heat insulation pipe in the combined mode from the casing pipe. Due to the process pipe, the heat insulation effect can be effectively achieved, heat consumption is reduced and the casing pipe is protected; the process pipe plays a gas separation effect in a normal gas injection stage, and oxidation corrosion of oxygen to the pipe is also prevented; meanwhile, a channel is provided for a temperature measurement signal cable, an oil layer can be ignited at high temperature fast, the oil casing pipe is not damaged, and ignition operation can be safer, faster and more reliable.

The invention discloses an aluminum-rich fuel electric ignition solid propellant and a preparation method thereof. The solid propellant is composed of hydroxylamine nitrate, an oxidizing agent with cosolvency, polyvinyl alcohol, aluminum powder, other metal powder and additives. The raw materials are mixed in a reactor according to determined ratios, fully stirred at room temperature under vacuum conditions and then cured and molded under a constant-temperature condition. The solid propellant has the characteristic of electric ignition, the preparation method is simple and easy to operate, the safety factor is high and the solid propellant is environmentally friendly.

The present invention provides a device for performing a needleless hypodermic injection of a liquid medication contained in the device. The device includes pyrotechnical means for generating within the device a pressure necessary for injecting the medication. The device comprises non-electric ignition means for igniting a propellant contained in said device. The ignition means comprise in particular an impact sensitive primer material and a firing pin for striking said primer material, said primer material being so positioned with respect to the propellant that when the firing pin strikes the primer material the hot products of combustion of said primer material ignite the propellant.

The invention discloses a sustained arc high energy electrostatic igniter and a control method thereof, belonging to the technical field of electronic igniters. The electrostatic igniter comprises a charging circuit, an ignition circuit, a sustained arc circuit and a leakage circuit. The charging circuit comprises a first power supply and a second power supply; the ignition circuit comprises a high-voltage capacitor C1, a starting switch S1 and an electrode; the sustained arc circuit comprises a low-voltage capacitor C2, a sustained arc inductor L and an electrode; and the leakage circuit comprises a leakage resistor R and a leakage switch S4. High-voltage capacitor is adopted to replace an igniter of a traditional circuit, and the high-voltage capacitor C1 is adopted to discharge so as topuncture air between electrodes, therefore, the energy released by generated electric spark can be up to more than 8000J currently, and the ignition energy of traditional electric igniter is improved; the diode in a traditional sustained arc circuit is removed, an inductance component L is placed in the sustained arc circuit, thereby preventing high-voltage pulse generated by the ignition circuitfrom being connected in the sustained circuit in series, so that the air between the electrodes can not be punctured. Compared with the traditional way, the invention is safer, more convenient and more reliable.

The invention discloses a hand-thrown aerosol fire extinguisher, comprising a casing, an igniter, an aerosol generator containing an aerosol drug column, a combustion chamber, a cooling chamber and an aerosol nozzle, wherein, the igniter in the aerosol generator is a delay element and an ignition element; the ignition element is a Lanyard-actuated ignition element, a push type ignition element or a thermosensitive ignition element; the ignition element is connected with the delay element; the tail end of the delay element is arranged in the aerosol drug column; and a grip or a handle is arranged on the casing. The hand-thrown aerosol fire extinguisher of the invention adopts the Lanyard-actuated ignition or push type ignition to replace electric ignition adopted in the existing aerosol extinguisher, does not has the problems of false tripping or no starting occurring in electric ignition in an extinguishing process, does not has safety potential for hurting people due to explosion, and has lower manufacturing cost, longer storage period and convenience for flexible use. The hand-thrown aerosol fire extinguisher of the invention belongs to an unfixed extinguisher which has the characteristics of environmentally friendliness, safety, reliability and no damage on protectors, and is suitable for fire-fighting of various relative sealing spaces.

The invention provides a method for exploiting a heavy oil reservoir by strengthening in-situ oil combustion. The method includes: arranging a vertical injection-production well pattern including an injection well and a production well in an exploiting area of the heavy oil reservoir; lighting oil layers by means of chemical ignition or electric ignition; continuously injecting air from the vertical injection well to maintain combustion; continuously exploiting through the production well; injecting 1-3m<3> of hydrogen peroxide slug 30-50% in mass concentration when every 100000-150000Nm<3> of air is injected in the injection well, and alternately injecting in this way; and closely monitoring oxygen content and temperature of gas produced by the production well, and timely adjusting slug injection parameters. Hydrogen peroxide rapidly decomposes at high temperature in the oil layers, so that a large amount of heat and oxygen is provided for oil layer combustion, strengthened combustion is achieved, heavy oil combustion rapidly and favorably crosses a low-heat area to enter a high-temperature combustion area, and continuous oil combustion exploiting is achieved.

The invention relates to an integrally gummed electronic circuit module for an electronic detonator and a process method thereof. The process method specifically comprises the steps of: welding electronic circuit modules for electronic detonators of one to twenty connectors with one to twenty electric ignition charge heads once, placing the electronic circuit modules welded with the charge heads after the assay is approved in a curing and sealing mould filled with thermosetting silicon gel or epoxy resin glue, and ejecting the gummed electronic circuit module out of the mould by using a punch after the electronic circuit module and curing and sealing glue are cured together so as to be used by subsequently welding a leg wire and assembling the electronic detonator. Through curing and gumming an electronic circuit and a charge head module, the properties of resisting static impaction, mechanical impaction, direct current impaction and alternating current impaction of the electronic detonator can be effectively improved.

The invention provides an in-situ combustion layered ignition method. The method includes the steps that a casing pipe is landed into an oil well and extends to the well bottom; a thermal insulation pipe is landed into the casing pipe and a first annular space is formed between the thermal insulation pipe and the casing pipe; the first annular space is sealed through a first packer and a second packer, so that an upper-layer gas injection space and a lower-layer gas injection space are formed; an upper-layer gas distribution device located in the upper-layer gas injection space is arranged on the thermal insulation pipe; a Pupin oil pipe is landed into the thermal insulation pipe, a second annular space is formed between the Pupin oil pipe and the thermal insulation pipe, and an enhanced heat transfer device is arranged in the second annular space; an electric ignition device is landed in an inner cavity of the Pupin oil pipe; air is injected in the inner cavity and the second annular space and nitrogen is injected into the first annular space; the electric ignition device is started; heated gas in the thermal insulation pipe is injected into the upper-layer gas injection space through the upper-layer gas distribution device and an upper oil layer is heated and ignited; heated gas in the Pupin oil pipe is injected into the lower-layer gas injection space through the tail end of the Pupin oil pipe and a lower oil layer is heated and ignited.

The invention discloses a torch type electric ignition device for gaseous hydrogen and gaseous oxygen. The electric ignition device comprises a hydrogen bottle (1), an oxygen bottle (2), an oxygen sonic nozzle (3), a hydrogen sonic nozzle (4), an ignition body, a convergence section (8) and an electric spark plug device (9); an oxygen cavity (5), a hydrogen cavity (6) and an ignition chamber (7) are arranged in the ignition main body; the hydrogen bottle (1) communicates with the hydrogen cavity (6) of the ignition main body through the hydrogen sonic nozzle (4); the oxygen bottle (2) communicates with the oxygen cavity (5) of the ignition main body through the oxygen sonic nozzle (3); a direct flow hole is formed in the central axis of the ignition chamber (7) and communicates with the oxygen cavity (5); tangential holes (71) are formed in the side wall of the ignition chamber (7) and communicate with the hydrogen cavity (6); the ignition chamber (7) communicates with the convergencesection (8); and the electric spark plug device (9) is installed on the outer surface of the ignition main body, is inserted into the ignition chamber (7) and is located between the direct flow hole and the tangential holes (71).

The invention provides a spark plug type electric ignition coaxial nozzle shearing device, comprising a coaxial nozzle device and an electric ignition device, wherein the coaxial nozzle device is composed of an oxygen passage nozzle, an upper connecting seat, a lower connecting seat, a combustible gas nozzle, a combustible gas injector and an oxygen injector; and the electric ignition device is composed of a power supply, a control line, a boost control module, a high pressure ignition line, a Y-direction base, an X-direction base, an injector base, an injector fixation chassis, a spark plug,a spark plug support and a Z-direction base. By changing the inner diameter and the outer diameter of the oxygen injector and the combustible gas injector, the speed ratio of different combustible gases and oxygen as well as the combustion rules of the combustible gases in oxygen under different injector thicknesses can be conveniently researched. The spark plug type electric ignition coaxial nozzle shearing device disclosed in the invention has the advantages of reliable ignition, low cost, suitability for repeated ignition and the like, causes no interference on the combustion flow field inthe test process, and is an ideal ignition mode for spark plug type electric ignition.

The invention provides an electric ignition green unit liquid propellant rocket engine structure. The electric ignition green unit liquid propellant rocket engine structure comprises an electrode, aninjector and a combustion chamber. The electrode is connected with the injector. A propellant is fed into the injector. A cathode and an anode of the electrode are powered on to ignite the propellant.The combustion chamber communicates with the injector. The combustion chamber is internally provided with a hot bed. The ignited propellant continues burning on the hot bed. Through the electric ignition green unit liquid propellant rocket engine structure, the defect that the self-maintaining burning capability of the electrically ignited high-performance propellant is poor is overcome, and steady-state operation of an engine can be realized. The electric ignition green unit liquid propellant rocket engine structure can be applied to a high-thrust green unit engine and is suitable for aircrafts such as satellites and carrier rockets with limited electric power.

An ignition medicine with chlorate oxygen column and its production are disclosed. The ignition medicine consists of sodium chlorate 30~50% with grain size 60~300 meshes, lithium hyperchlorate or sodium perchlorate 10~30% with grain size 60~300 meshes, barium dioxide 0.1~6% with grain size 80~200 meshes, metal oxide ironic oxide or cuprous oxide 5~9% with grain size 20~200 meshes, metal powders 15~25% with grain size 100~300 meshes and cobalt salt 5~15% with grain size 40~200 meshes. It has shorter gas-take time and higher starting success probability of engine.

The invention discloses a portable car fire-extinguishing device aiming at being convenient to carry and increasing the car fire-extinguishing efficiency. The portable car fire-extinguishing device disclosed by the invention comprises a cylindrical shell body and a shell cover, a fire-extinguishing agent steel bottle and a steel bottle fixing hoop, a gas generator, a fixed disc and a press sheet, a horn-shaped bucket, a handle, a wrapping cover, a steel bottle nozzle bottle-head valve and a starting device, wherein the fixed disc is arranged at a lower position of the middle part of the cylindrical shell body, the fire-extinguishing agent steel bottle and the gas generator are fixed to the bottom of the cylindrical shell body, the horn-shaped bucket is installed on the upper part of the cylindrical shell body, the folded wrapping cover is installed around the horn-shaped bucket, the wrapping cover comprises a fireproof cloth and a support gas prism, and the fireproof cloth is installed on the fixed disc through the press sheet; the starting device comprises an operation panel, a starting button, a storage battery and a charge interface, a storage battery electric quantity display, a time delayer and an electric ignition device; and the components in the starting device are electrically connected through copper wire cables, and the electric ignition device is further connected with the steel bottle nozzle bottle-head valve.

The invention relates to a secondary insensitive type electric igniter(an electric igniter for short) adopting direct current ignition. The electric igniter consists of six parts, namely an electric ignition head, an ignition medicament, a sealing plate, an insulating sleeve, a tube and an insulating bushing, wherein the electric ignition head consists of a lead wire, an electrode plug, an igniter wire and a head medicament; the electric ignition head, the insulating sleeve, the sealing plate and the ignition medicament are arranged in the tube; anti-static discharging holes are formed in the lead wire of the electric ignition head; the insulating bushing sleeves the lead wire and a cylinder on the end face of the tube. According to the electric igniter, by the adoption of the new ignition medicament, the new head medicament and the improved medicament accommodating space, the optimization of the igniter wire structure and the improvement on the technology, the technical requirements on the resistance, the insulating resistance, the safety current, the ignition current, the burst degree and the static electricity prevention of the electric igniter and the requirement on energy output are met.

The invention relates to a child-resistant safety ignition gun, which comprises a handle for holding and a gun barrel extending outwards, wherein a fuel gas box, an air valve device thereof and a piezoelectric ignition device are arranged in the handle; and an ignition trigger for driving the piezoelectric ignition device to ignite and driving the air valve device to release air is arranged on the abdomen of the handle and part of the ignition trigger is exposed out of the handle. The child-resistant safety ignition gun is characterized in that a protecting device which makes the ignition trigger not restore completely after finishing using the ignition gun is also arranged in the handle, wherein the protecting device comprises a safety switch and a restorable blocking piece, wherein part of the safety switch is exposed outside a mounting hole corresponding to the handle; and the restorable blocking piece which can overcome restoring force to move under the drive of the safety switch, can resist the ignition trigger in the restoring state so that the ignition trigger cannot restore completely, and generate displacement and release the limitation on the ignition trigger under the drive of the safety switch so that the ignition trigger is restored. Besides, the child-resistant safety ignition gun has the advantages of simple and compact structure and high reliability.