243 results about "IGNITOR" patented technology

An automatic smoker, which ignites a combustion medium placed in a combustion chamber by means of an automatic igniter. An ignition needle of the automatic igniter is positioned inside an air inlet port and extends into the combustion chamber, placing the ignition needle at an upwind position. When the ignition needle performs the ignition operation, air enters the combustion chamber through the air inlet hole, promoting the combustion of the combustion medium, thereby enabling the automatic igniter to ignite the combustion medium within the combustion chamber more easily and quickly.

A setting tool fora downhole tool includes a setting housing, a setting assembly, and an integrated igniter. The setting housing has a passage therethrough. The setting assembly is positioned in the passage, and includes a drive portion and a deployment portion. The drive portion has an elongate body with a propellant chamber. The deployment portion has an opening defining a drive cavity shaped to slidingly receive an end of the drive portion. The deployment portion includes a deployment end connectable to the downhole component. The integrated igniter is positioned in the propellant chamber, and includes an integrator housing, an internal propellant, and a switch assembly connected to the internal propellant. Upon triggering the switch, the internal propellant is ignited to release an ignition fluid under ignition pressure to move the deployment portion and the downhole component connected thereto to an activated position.

The invention relates to the technical field of dust combustion, and provides a dust explosion combustion experiment device in order to solve the problems that an existing dust explosion combustion experiment device is insufficient in parameter control precision, and an experiment multi-focus single variable lacks a dust removing mechanism and a safety protection measure, and the dust explosion combustion experiment device comprises an experiment table which is provided with a power chamber and an equipment chamber; one side of the experiment table is hinged with an access door, two sides of the top of the experiment table are provided with conveying main pipes extending to the equipment chamber, a power supply assembly is arranged in the electric power chamber; the protective shell assembly comprises an outer shell and an inner shell; a plurality of exhaust pipes are arranged at the top of the inner shell; the dust generation assembly comprises a plurality of dust storage tanks and an air compressor; the ignition control assembly comprises a pulse igniter, a flame detection feedback circuit and an ignition head; the environment adjusting assembly comprises a box body, an oxygen tank and a humidifier, wherein the oxygen tank and the humidifier are arranged in the box body. The device has the advantages that the dust concentration is accurately regulated and controlled, the environmental parameters are dynamically coupled and controlled, dust residues are rapidly removed, and the experiment safety is high.

The invention discloses a combustion system which comprises a combustion device. The main fuel gas pipeline is used for conveying fuel gas to the combustion device; the ignition pipeline is used for conveying fuel gas to an igniter of the combustion device during ignition; the first combustion-supporting air pipeline is used for conveying combustion-supporting air to the igniter during ignition; the second combustion-supporting air pipeline is used for conveying combustion-supporting air to the combustion device under a normal working condition, and the second combustion-supporting air pipeline and the first combustion-supporting air pipeline respectively form independent pipelines and are connected with the combustion device; according to the combustion system disclosed by the embodiment of the invention, combustion-supporting air can be provided by adopting an independent pipeline according to ignition requirements during ignition, and the combustion system is convenient to operate and debug and high in safety.

The present invention is directed toward an addressable ignition stage which produces an output sufficient to detonate a secondary explosive, generally. The present invention comprises addressability and ignition functions that may be used together or separately to incorporate a high-power resistor with a thermally conductive substrate allowing for operation at high temperatures for ignition. The ignition stage is amendable to high volume production, exhibits a high degree of reliability, robustness and operational dependability for use alone or configurable into existing technology.

A system for plugging a wellbore includes a plug including an annular sealing element, a setting tool configured to couple with the plug and including an energetic element, the setting tool configured to shift the plug from an initial configuration to a set configuration in response to ignition of the energetic element, and a setting tool initiator including an addressable igniter switch and an igniter, wherein the igniter is configured to ignite the energetic element of the setting tool in response to the igniter switch receiving a firing signal addressed to the igniter switch, and wherein the setting tool initiator is configured to shift the igniter switch from an operational state to an inoperable state in response to the ignition of the igniter.

The invention discloses a plasma igniter, and relates to the technical field of igniters, the plasma igniter comprises an igniter body, an electrode bin and an igniter electrode, the igniter body is fixedly provided with the electrode bin, the igniter electrode is arranged in the electrode bin, the igniter body is fixedly provided with an ignition bin, and the ignition bin is fixedly sleeved with an inner interlayer; the inner interlayer is fixedly sleeved with an outer interlayer, and a pulverized coal inlet pipe is fixedly installed below the side wall of the inner interlayer; a cooling air pipe is fixedly installed on the outer interlayer, a scraper blade is movably installed in the inner interlayer, the scraper blade is attached to the inner wall of the inner interlayer, and a movable groove is formed in the inner wall of the inner interlayer. While the inner interlayer is cooled and cooled through air supply of the cooling air pipe, the driving pipe can move in the inner interlayer, so that residual pulverized coal on the inner wall of the inner interlayer and substances generated by combustion are removed from the inner interlayer, and the substances are prevented from affecting heat dissipation of the inner interlayer by airflow in the outer interlayer.

The invention belongs to the technical field of aerospace, and particularly relates to a hydrogen peroxide solid-liquid rocket engine igniter and an ignition structure. The igniter comprises an igniter shell and an ignition powder column. An igniter cavity extending in the axial direction of the igniter shell is formed in the igniter shell, the igniter cavity comprises an ignition chamber and an ignition chamber which are arranged at intervals in the axial direction and communicate with each other, the igniter shell is provided with a plurality of ignition holes, and the ignition holes are located in the peripheral wall of the igniter shell and communicate with the ignition chamber. The ignition powder column is arranged in the ignition chamber and can generate a violent chemical reaction after making contact with hydrogen peroxide at the normal temperature to form fuel gas, and the fuel gas is sprayed out of the ignition chamber through the ignition holes. The igniter provided by the invention is a miniaturized igniter capable of reacting with hydrogen peroxide and provided with a high-energy solid grain capable of spontaneous combustion, and has the advantages of fast ignition response, high ignition energy, low price, light weight and the like.

A gas destruction system using a gas destroying device communicatively coupled to an electronic controller subsystem for neutralizing unwanted gas emissions. The system includes a gas destruction device and method and can be customized to variable conditions by way of controlling available flow area. The disclosed gas destruction device includes multiple combustion manifolds separated by valves, which allow gas to flow to sets of nozzles as needed to maintain stable combustion. The system consists of multiple nozzles for gas flow, a main shutoff valve, a flow measurement sensor, and an igniter and power source. The combustion products are allowed to flow through the exhaust outlet attached to the combustor. A communicator device is included in the system to send system information, preferably wirelessly. The system can operate autonomously via local or remote controllers, or manually via local or remote commands.

The invention relates to a low-concentration gas intrinsically safe combustion device, which relates to the technical field of coal resource utilization and comprises a safe ignition unit, a multi-stage backfire prevention unit, a multi-blow-off prevention unit, a combustion chamber, a control unit and an explosion venting unit. The safety ignition unit adopts a staged ignition mode, and the 100% ignition success rate is achieved through a high-energy igniter and a combustion starter; the anti-backfire unit forms three-stage protection through a micro-channel, a quick shut-off valve and an anti-detonation flame arrester, and flame returning is blocked; the anti-blow-off unit is combined with a high-heat-insulation labyrinth type combustion chamber by means of the entrainment effect of a swirler and a flame retention module, so that flame is stable and does not break away; the control unit achieves automatic interlocking control through various sensors, and the explosion venting unit conducts directional explosion venting during overpressure. According to the device, the low-concentration gas with the concentration lower than 30% is subjected to intrinsic safety combustion, and the risks of backfire, blow-off and explosion can be avoided.

The invention discloses an enhanced plasma ignition system and method, and belongs to the technical field of low-temperature plasma ignition and combustion supporting, the system comprises an electric spark ignition system, a first one-way conduction module, a second one-way conduction module, a discharge enhancement module, a plasma unit and an electric control module; the first one-way conduction module is connected in series with the electric spark ignition system, and the second one-way conduction module is connected in series with the discharge enhancement module; the electric control module is connected with the electric spark ignition system, the discharge enhancement module, the first one-way conduction module and the second one-way conduction module and then is connected with the plasma unit. The transition of plasma discharge from an electric spark mode to arc plasma is realized, the effective enhancement of the ignition energy, plasma density, temperature and active free radicals of the plasma igniter is realized, the equipment is simple, the efficiency is high, the cost is low, and instantaneous high power and high ignition energy are easy to realize.

The invention discloses a modular multi-fuel industrial burner plasma igniter with an efficient cooling structure. The modular multi-fuel industrial burner plasma igniter comprises an ignition module, an efficient cooling module, a fuel adaptation module and an intelligent control module. A plasma arc generator is arranged in the ignition module and is used for generating a high-temperature ignition source; the efficient cooling module adopts a multi-layer surrounding type flow channel design, and active heat management of the ignition module is achieved through forced circulation of a cooling medium; the fuel adaptation module supports rapid switching and stable supply of various fuels such as natural gas, fuel oil and biomass gas through standardized interfaces and pipelines; the intelligent control module integrates ignition control, fuel switching and thermal management strategies, monitors the system state in real time and automatically adjusts operation parameters. By means of the modular architecture and the efficient cooling technology, the problems that a traditional plasma igniter is prone to overheating damage, poor in adaptability and difficult to maintain under the high-temperature and multi-fuel working conditions are solved.

The invention discloses a vortex type plasma igniter for preventing electrode ablation based on vortex airflow discharge, and relates to the technical field of plasma generators, the vortex type plasma igniter comprises a shell, an air inlet structure, a high-voltage electrode, a swirler and a nozzle electrode, the air inlet structure, the high-voltage electrode, the swirler and the nozzle electrode are all arranged in the shell, and the high-voltage electrode is arranged in the shell. A first gas inlet channel is arranged in the gas inlet structure, a first gas channel is arranged between the high-voltage electrode and the shell, a vent hole is formed in the side wall of the swirler, airflow can form vortex airflow through the vent hole of the swirler, an outlet is formed between the nozzle electrode and the high-voltage electrode, and a second gas channel is formed between the nozzle electrode and the high-voltage electrode. The first gas inlet channel, the first gas channel, the vent hole and the outlet are all communicated. According to the vortex type plasma igniter for preventing electrode ablation based on vortex airflow discharge, the problem that the service life is short due to local ablation of the electrode can be solved.

The utility model provides a gas device for preventing flame from burning an igniter, which relates to the technical field of gas burner equipment and comprises a middle-layer shell, a mounting piece is fixedly connected between the inner surface walls of the middle-layer shell and close to the right side, and sliding rods are symmetrically and fixedly connected between the right surface of the mounting piece and the inner surface wall of the right side of the middle-layer shell. According to the electronic igniter, in the process that the electronic igniter is driven to move leftwards under the cooperation of the push button and the installation shell spring, the electronic igniter can be started through the cooperation of the protruding block inserting sleeve and the symmetrical protruding blocks, and meanwhile the ignition needle can enter the fire gathering cover through the through hole to ignite combustible gas; after the push button is loosened, the electronic igniter and the ignition needle can be driven to reset under the action of the spring, and the reset electronic igniter and the reset ignition needle can be far away from burning flames, so that the electronic igniter is effectively prevented from being damaged by the temperature generated during burning of combustible gas, and the service life of the electronic igniter is greatly prolonged.

An automatic smoker includes a smoker body, a pipe and a base. The pipe has a combustion chamber, an inner wall of the combustion chamber is defined with at least one smoke outlet por. The smoker body and the base are detachably assembled, and the pipe is arranged between the smoker body and the base. The smoker body includes an automatic igniter, the automatic igniter includes an ignition needle, the ignition needle extends into the combustion chamber and is configured to ignite a combustion medium within the combustion chamber.

Gas generator (1) comprising, in a cylinder housing (10), a combustion chamber (20) filled with gas generating means (25, 26) as a gas source, and a gas outlet opening (16) for expelling a gas generated by the combustion of the gas generating means (25, 26), wherein the combustion chamber (20) contains an ignition device containing an igniter (11) and closing a first end opening (10a) of the cylinder housing (10), a partition wall (15) closing a second end opening (10b) on the side axially opposite the first end opening (10a), and a perforated cylinder body (21) arranged in the combustion chamber (20); wherein the igniter (11) comprises an igniter main body having an ignition portion (12) and an igniter collar (13) surrounding and holding the igniter main body; wherein the perforated cylinder body (21) is arranged such that its first end (21a) surrounds the ignition section (12) of the igniter (11) and its second end (21b) is arranged on the axially opposite side on the side of the partition wall (15); wherein an interior of the perforated cylinder body (21) is a first chamber (22) filled with a portion of the gas generating means (25), and an exterior of the perforated cylinder body (21) is a second chamber (23) filled with the remaining gas generating means (26); and at least one gas outlet opening (16) is a through hole formed in a section of the partition wall (15) facing the second chamber (23), and no gas outlet opening is formed in a region of a length of more than 0.3 from the surface of the partition wall (15) on the combustion chamber (20) side toward the first end opening (10a) in a portion of the cylinder housing (10) facing the second chamber (23) when a length from the first end opening (10a) of the cylinder housing (10) to the surface, on the combustion chamber (20) side, of the partition wall (15) closing the second end opening (10b) is set to 1, wherein the second end (21b) abuts against a surface (15a) of the partition wall (15) on the combustion chamber (20) side or is provided opposite thereto with a small gap therebetween, the small gap being a gap equal to or smaller than a diameter of holes of the perforated cylinder body (21).

The present invention discloses a critical pressure testing system and method for detecting the entry of explosive combustion flames into gaps. The system comprises a main reaction device, a pressure testing unit, an ignition unit, and a photographic unit. The main reaction device comprises a reaction cell, a viewing window, and a gland. The pressure testing unit comprises a pressure sensor, a charge amplifier, and an oscilloscope. The ignition unit comprises an igniter, an optical fiber, and a laser. The photographic unit comprises a high-speed camera and a data collector. The testing unit also comprises a synchronous signal trigger for controlling the pressure testing unit and the photographic unit. The pressure testing unit and the ignition unit are both connected to the main reaction device, the photographic unit is connected to the synchronous signal trigger, and the pressure testing unit and the ignition unit are each connected to the synchronous signal trigger. The system and method provide a new option for distinguishing the safety of explosives with different formulas and can more accurately determine the relative accident risks of explosives with different formulas or storage periods.

The application discloses a remote control torch ignition system based on wireless instruction and fault self-diagnosis function and relates to the technical field of space propulsion. The application comprises a remote control center and a field control unit. The remote control center is used for generating an encrypted ignition instruction package containing an ignition instruction sequence and adjustable parameters and sending the package through a wireless data link, simultaneously receiving and displaying control feedback and diagnosis data from the field. The field control unit is arranged on an engine test stand and is electrically connected with a torch igniter and its matched fuel valve, oxidant valve and ignition power supply, used for receiving, decrypting and executing the encrypted ignition instruction package to control the corresponding valves and ignition power supply to act in sequence. The system further comprises a multi-dimensional data acquisition module used for synchronously acquiring multi-channel physical quantity time sequence signals reflecting the working state of the igniter during the ignition process. Through embedded multi-dimensional time sequence fusion diagnosis, the application can quantitatively evaluate the performance gradual state of the torch igniter in real time.

The invention discloses a contact arcing generator, a water plasma igniter and an ignition method, and belongs to the technical field of aircraft igniters. A contact arcing generator comprises a generating device and a sliding mechanism, the generating device comprises a cathode and an anode which are coaxially arranged, the anode is located outside the cathode, and the sliding mechanism is located outside the anode and drives the cathode to slide in the anode; the cathode comprises a body part and an arcing end, the arcing end is located at the top end of the body part, the sliding mechanism drives the arcing end to make contact with or be separated from the anode through the body part, an arcing cavity is formed between the anode and the top end of the cathode, a conveying structure for conveying water to the arcing cavity is arranged on the cathode, a spraying hole is formed in the anode, and the spraying hole communicates with the arcing cavity. Water vapor in the arcing cavity is sprayed out through the spraying holes to form water plasma jet flow. By the adoption of the contact arcing generator, the water plasma igniter and the ignition method, the problem that an existing plasma igniter is unstable in arcing can be solved.

A plasma generating system having an igniter or other plasma generator for use in low pressure environments, such as occurs in aviation. Combustion is initiated with an electrode configuration having a large usable area of electrodes for high current plasma discharge over a longer length of the electrodes, resulting in a long useful life of the plasma generator. The plasma generation system includes circuitry that generates and propagate plasma along the electrodes by a Lorentz force and a thermal force using high currents that move the plasma along the electrodes without causing a destructive material state change in the electrodes.

A torch assembly is configured to produce a flame and includes a body extending along a centerline with a first end and a second end opposite the first end. An ignitor assembly is disposed within the body to produce a flame. A burn tube extends from the second end of the body and is in fluid connection with the ignitor assembly. The burn tube includes a first portion extending from the body and a second portion connected to the first portion and angled relative to the first portion to define a bend therebetween for directing the flame out of the burn tube in a direction transverse to the centerline. A longitudinal cross section of the burn tube interior varies between the bend and the second end of the body for controlling a characteristic of the flame.

The application relates to the technical field of spacecrafts, and discloses a four-redundancy pyrotechnic mechanism lock which comprises a lock body assembly and a pressing assembly which cooperate with each other, the lock body assembly comprises an igniter, an ignition shell, a pin rod, a seat body, a structural upper plate and a hinge module, the pressing assembly comprises a ball seat, a pressing rod, a pull rod module and a structural lower plate, the hinge module is arranged in the inner cavity of the seat body, the ignition shell is arranged on the seat body and oppositely forms two groups of ignition cylinder bodies, two groups of pin rods are arranged in each of the ignition cylinder bodies respectively, the pin rods movably cooperate with the hinge module, the side surface of the ignition cylinder body is provided with the igniter which communicates with the inner cavity, the ball seat is arranged on the structural lower plate, the one end of the pressing rod is provided with the pull rod module, the other end of the pressing rod penetrates through the ball seat and movably cooperates with the hinge module. The four-set unlocking execution mechanisms are completely independent, any unlocking execution mechanism can realize unlocking when normally working, so that the working reliability of the pyrotechnic mechanism lock is improved.

The application discloses a kind of plasma high-pressure ignition device, it is related to electronic detonator initiation technology adjacent area, to solve the technical problem of low ignition power, energy leakage is serious, low airtightness of traditional ignition device, provide a kind of energy concentration, airtightness strong plasma high-pressure directional ignition device.The core structure includes high-pressure ignition module, semiconductor bridge, fuse, test hole, sealing wrapping layer and integrated metal tube shell.The igniter adopts integrated structure design, and high-pressure ignition module, semiconductor bridge and explosion-proof protection module are integrated;By using high-temperature resistant sealant to fill the gap between the metal tube shell, a pressure environment above 0.5MPa is achieved to prevent leakage;The device can be widely used in gas turbine, aerospace thruster, oil drilling equipment and other high-pressure scene ignition system, with reliable sealing, stable structure, easy assembly.

The application discloses a pool fire simulator and simulation method based on gas real fire simulation technology, which comprises a gas cylinder group, a gas conveying pipeline, a simulation oil pool, a rectifying sand layer and a pulse electronic igniter, the simulation oil pool is internally provided with the rectifying sand layer, a plurality of gas guide channels are formed in the rectifying sand layer, the gas cylinder group is connected with the input end of the gas guide channel through the gas conveying pipeline, a controllable gas electronic valve is arranged on the gas conveying pipeline, the simulation oil pool is additionally provided with the pulse electronic igniter outside, and the ignition end of the pulse electronic igniter is located above the output end of the gas guide channel; and the rectifying sand layer is made of steel sand. In the application, the gas real fire simulation is used, and the gas is used as a gas source, compared with direct combustion transformers, the smoke gas amount is small, the system is more environmentally friendly, and through the arrangement of the rectifying sand layer, the transformer oil fire rapid heating can be simulated to the maximum extent, and the combustion characteristics of the actual transformer oil fire are embodied.

An automatic machining device and method for the ceramic core end face of an ignition housing assembly belongs to the field of machining technology. This invention employs pre-machining optical inspection to measure the lowest point of the beam, avoiding measurement inaccuracies caused by adhesive residue during assembly. During machining, the machine tool coordinate system is automatically adjusted, achieving adaptive machining of the ceramic core end face of the ignition housing assembly. This avoids the problems of repetitive measurements and high rework rates associated with manual machining, greatly improving machining efficiency and yield. Furthermore, this invention utilizes controllable addition of grinding aids within the machining center, combined with the adaptive machining method, to achieve CNC machining of the ceramic core end face grinding process for the ignition housing assembly. Compared to existing manual operations, the consistency of the machining quality of the ceramic core end face of the ignition housing assembly is significantly improved, and machining efficiency is nearly doubled.

The invention relates to the technical field of ship power device fault diagnosis, and discloses a marine gas turbine plasma ignition layering fault troubleshooting method, which comprises the following steps: aiming at the characteristics of a plasma ignition system double-loop structure in a severe ship environment, firstly constructing a special safety test environment consisting of an insulating box body and an observation window; determining that the basic energy is normal by measuring primary electrical parameters; based on the core thought of a control variable method, a hierarchical cross-exchange test process for an aviation plug interface and an igniter body is designed, and a complete decision tree model is constructed by comparing logic changes of ignition states before and after exchange, so that a fault source is accurately isolated from a control board card, an ignition cable or an igniter; according to the invention, an experience-dependent troubleshooting process is converted into a standardized and visual technical operation process, and finally, the problems of low troubleshooting efficiency, high safety risk and great dependence on personnel experience in the prior art are effectively solved.

Systems and devices for igniting a gas to be flared include: a body having an inlet and an outlet, the body defining a channel extending between the inlet and the outlet; an igniter operable to generate a spark at the outlet of the body; an actuator disposed in the channel, the actuator configured to harvest energy when the gas to be flared flows from the inlet to the outlet through the channel and transfer the energy to the igniter.

The invention relates to a system comprising: - a guide rail (2) arranged around a tower (1) and secured to same with removable means; - cutting means (6) running along the guide rail (2) and comprising means for spraying a fuel mix and a spark igniter (9); - a motor (10) for moving the cutting means along the guide rail (2); - means for the assisted pulling of the column or tower in order to direct the fall; - means for remotely viewing the cutting process; - a remote control centre (23). Owing to the aforementioned features, the associated risks, complexity of permits and work and high costs are all reduced.

1. The name of this design product: Ignition (fuel injection type). 2. Purpose of this design product: used for igniting fire isolation belts. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: reference diagram of the assembly state.

This utility model relates to a boiler ignition device, including an igniter, a high-voltage ignition cable, an ignition rod, and a protective mechanism. The high-voltage ignition cable is installed on the surface of the igniter. Before ignition, the ignition cloth needs to be unfolded to fill the furnace inlet. Specifically, the movable seat is pushed to slide on the surface of the ignition rod. The movable seat moves towards the ignition cloth, which causes the three keel rods to swing, so that the ignition cloth unfolds like an umbrella. The movable seat is fixed by a limiting component. Specifically, the pull rod is pulled to move the limiting ring. The limiting ring compresses the spring. At this time, the end of the pull rod is not engaged with the slot, so the movable seat can slide on the guide rail. After adjusting to a suitable position, the pull rod is released. Under the action of the spring, the end of the pull rod is inserted into the slot on the surface of the guide rail, thus fixing the unfolded ignition cloth and blocking the furnace inlet with the umbrella-shaped ignition cloth.