57results about "Electric ignition installation" patented technology

The utility model relates to the field of ignition coil production, in particular to an ignition coil open circuit test device which comprises a bottom plate. The upper end of the bottom plate is provided with a test module, the upper end of the test module is provided with mounting support plates in bilateral symmetry, the upper sides of the front ends of the mounting support plates are provided with mounting grooves, the mounting grooves are internally provided with the sliding frame, and the right end of the sliding frame is provided with a first motor; a first lead screw is rotationally connected into the sliding frame. The first motor drives the first lead screw to rotate, the sliding frame is used for limiting rotation of the movable base and driving the movable base and a connecting part to move, the electric push rod drives the connecting base and the fountain pen to move to complete marking of the ignition coil, the second motor drives the second lead screw to rotate, and rotation of the main sliding base is limited through the main movable frame. And the main sliding seat and the clamping module are driven to move to realize automatic plugging of the connecting line, so that marking and plugging operations are synchronously completed.

A device for monitoring a life condition of a spark igniter in a gas turbine ignition system. The device includes an evaluation circuit having circuit components that include a hold capacitor, a transistor, and an operational amplifier arranged to form a sample-and- hold circuit, wherein an igniter spark impulse signal is applied to an input node of the evaluation circuit causing the transistor to turn on and the hold capacitor to discharge for a duration of the igniter spark impulse signal, and wherein a discharged voltage at the hold capacitor is maintained and output by the operational amplifier, the discharged voltage representing the duration of the igniter spark impulse and indicating the life condition of the spark igniter.

Crankshaft angle detection device, which includes: an alternating current generator rotor (20) which is held by one end of a crankshaft (10) and is designed to rotate integrally with the crankshaft (10); a pulse generator ring (30) made of a metal plate, having an outer diameter (D2) larger than an outer diameter (D1) of the AC generator rotor (20), wherein the pulse generator ring (30) has an annular plate region (31) and a detected region (32) having a plurality of convex regions (32) formed on an outer circumference of the annular plate region (31), which form a predetermined void between themselves and an outer circumferential surface (22) of the AC generator rotor (20), being curved in the direction of the outer circumferential surface (22) of the AC generator rotor (20) in an axial direction of the crankshaft (10), and is configured to rotate integrally with the AC generator rotor (20), wherein the annular plate region (31) is attached to a side surface (21) of the AC generator rotor (20); and a magnetic sensor (40) which is formed on an outer circumference of the pulse generator ring (30) and is designed to detect the detected area (32).

The invention provides a spark plug abnormity judgment method and a parking heater, the spark plug abnormity judgment method is applied to the parking heater, the parking heater comprises a spark plug, and the method comprises the steps that current is provided for the spark plug to ignite when the parking heater is started, detecting a first resistance value of the spark plug; after the spark plug continuously works for a first duration, reducing the current, and detecting a second resistance value of the spark plug; and comparing the first resistance value with the second resistance value to determine whether the spark plug has abnormal ignition or not.

A method for operating an internal combustion engine (10) with hydrogen as fuel is proposed, in which hydrogen is directly injected into the combustion chamber (13) of the internal combustion engine and the ignition of the air-hydrogen mixture in the combustion chamber (13) is effected by means of a prechamber spark plug (1). An operating state of the internal combustion engine (10) is identified in which there is a tendency towards pre-ignition. In the identified operating range, the internal combustion engine is operated with a time overlap of the opening of the air intake valve (2) and the exhaust gas exhaust valve (3) of the combustion chamber (13). Furthermore, a prechamber spark plug (1) with a prechamber cover (4) for igniting an air-hydrogen mixture introduced into the combustion chamber (13) of an internal combustion engine (10) is proposed, wherein the prechamber cover (4) has a flushing opening (6). The flushing opening (6) is configured to form an air flow in the prechamber cover (4) with the air intake valve (2) and the exhaust gas exhaust valve (3) of the combustion chamber being open at the same time.

A spark plug lead includes a connector made of electrically insulating material. The connector includes a lead hole, a spark plug hole defining a terminal pocket adjacent to one end of the lead hole, and a retaining device extending radially inward from a side wall of the lead hole, defining a radial wall of the terminal pocket. A terminal is positioned in the terminal pocket and configured to be connected to a spark plug when received in the spark plug hole. The radial wall of the retaining device is configured to engage with the terminal to prevent movement of the terminal. A lead is positioned in the lead hole and electrically connected to the terminal.

The utility model provides an engine ignition system test bench, which relates to the technical field of engine ignition systems and comprises a support, and a rotary driving device, a magneto, a whole vehicle line and at least one ignition controller used for converting low voltage into high voltage pulse which are sequentially connected are arranged on the support. The output end of the ignition controller is connected with a sparking plug, the support is further provided with a grounding electrode which is spaced from the output end of the sparking plug and right faces the output end of the sparking plug, and the magnetor, the ignition controller and the sparking plug are detachably connected with the support so that the magnetor to be tested, the ignition controller to be tested and the sparking plug to be tested can be replaced and installed when the ignition system breaks down. A test is carried out through a control variable method, a fault part can be quickly diagnosed according to a test result for maintenance, and the maintained part is tested again to quickly diagnose whether the part is well repaired or not. Through the two diagnosis modes, the fault maintenance efficiency of the ignition system is greatly improved.

The utility model provides a small general gasoline engine igniter which comprises a gasoline engine igniter, an electric wire and an igniter connecting channel, rectangular sliding grooves are formed in the left end and the right end of the gasoline engine igniter respectively, threaded grooves are formed in the close ends of the two rectangular sliding grooves respectively, and rotating sliding rods are connected into the two rectangular sliding grooves in a sliding mode respectively. By means of the design, the problems that in an original device, when an igniter for a gasoline engine is installed on the gasoline engine, the igniter can only be installed on connecting hinge plates of the matched types, the use range of the connecting hinge plates is reduced, and installation is not convenient are solved. The connecting hinge plate for the igniter of the gasoline engine is reasonable in structure and good in practicability, the igniter of the gasoline engine can be installed on the gasoline engines of different types by adjusting the position and the direction of the connecting hinge plate on the igniter of the gasoline engine, and therefore the use range of the connecting hinge plate is enlarged.

The present disclosure provides a spark plug wire for a vehicle ignition system. A spark plug wire includes an electrically insulating material shield. The shield includes: a wire hole; a spark plug bore defining a terminal pocket adjacent an end of the wire bore; and a retainer extending radially inward from a sidewall of the wire hole and defining a radial wall of the terminal pocket. A terminal is disposed in the terminal pocket and is configured to connect with a spark plug when received in the spark plug bore. The radial wall of the retainer is configured to engage with the terminal to inhibit movement of the terminal. A wire is disposed in the wire hole and electrically connected to the terminal.

A piston discharge structure for a plasma cloud excitation engine is provided. The piston discharge structure includes a movement electrode, a distributed multi-cavity combustion chamber, a fixed electrode, and a variable interval discharge region. The movement electrode is provided at a top portion of a piston and includes a first combination shape and a first movement electrode structure, the distributed multi-cavity combustion chamber is provided at the top portion of the piston, the fixed electrode is provided at a top portion of a cylinder block or a bottom portion of a cylinder head and including a second combination shape and a second structure, and the variable interval discharge region is defined by the movement electrode and the fixed electrode.

The utility model provides a high-temperature durability test device for an ignition coil, which relates to the technical field of automobile parts and comprises an insulating upper mounting plate, a high-temperature-resistant component and a high-temperature-resistant lower mounting plate, the high-temperature-resistant assembly is composed of a mounting column, a metal sleeve, a supporting rod, an upper discharge needle, a lower discharge needle mounting plate and a lower discharge needle, the outer surface of the metal sleeve is sleeved with the insulating upper mounting plate, and the mounting column is arranged at the top of the insulating upper mounting plate. According to the high-temperature durability test device for the ignition coil, through the arrangement of the high-temperature-resistant component, when the high-temperature-resistant component is used, the mounting column and the metal sleeve are designed on the test device, so that the mounting position of the ignition coil is fixed by the mounting column in the high-temperature durability test process of the ignition coil assembly; the metal sleeve enables the high-pressure connecting pipe on the ignition coil assembly to be closer to the actual working environment in the whole test process, and the accuracy of the test result is higher.

The invention relates to an integrated electric starting mechanism, an electric starting chain saw and a gardening tool powered by a spark ignition type engine to at least solve the problem that an electric starting mechanism of an existing electric starting mechanism is complex in assembly, the integrated electric starting mechanism comprises a shell, a driving motor is arranged in the shell, the driving motor is provided with an output end, and the output end of the driving motor is connected with the spark ignition type engine. The shell is provided with a coupling mechanism which can be used for being matched with a flywheel assembly on a tool to be started, and the coupling mechanism is in fixed or transmission connection with the output end.

The object of the present invention is to provide a coil cooling device and an internal combustion engine system capable of cooling an ignition coil. [Solution] The coil cooling device according to the present invention comprises an intake path member that forms an intake path for supplying air to an internal combustion engine, an ignition coil electrically connected to a spark plug, and a case that houses the ignition coil. The coil cooling device has the structure of (A) or (B). (A) The case includes a heat sink, and the case is attached to the intake path member such that the heat sink faces the intake path through an opening provided in the intake path member. (B) The intake path member includes a heat sink facing the intake path, and the case is attached to the outer circumferential surface of the intake path member so as to be in contact with the heat sink.

The application discloses a kind of aero-engine ignition device health condition monitoring system, including engine ignition device and sampling circuit, signal acquisition circuit and health management system, the engine ignition device includes ignition power inverter circuit, power boost transformer, energy storage charging circuit, discharge control circuit and discharge output circuit connected in sequence, the energy storage charging circuit is connected to the sampling circuit, the signal acquisition circuit and ignition power inverter circuit, discharge output circuit, sampling circuit are connected respectively, and the health management system is connected with signal acquisition circuit.Based on the system, a kind of aero-engine ignition device health condition monitoring method is provided, by special engine ignition device, and the signals of three different positions in ignition device are collected and monitored, the signals of three different positions are monitored, and the health condition of engine ignition device is monitored as a whole.

To reduce an arc when power supply to a load is interrupted in response to a command.SOLUTION: A group of residences, enterprises, or other power consuming facilities are aggregated and commonly controlled so as to dynamically reduce a load at a sufficient rate and by a sufficient amount to participate in an energy market as a market participant. The participation includes participation as a peak load power generation plant. While an amount of reduction in power consumption for single facilities is typically very small, a sum of the reduced consumption for an aggregate of just a few thousand residences or enterprises may be on an order of several hundreds of kilowatts. A premises power controller may cooperate with an intelligent circuit breaker, which may include a dimmer. The premises power controller allows for dynamic management of individual loads at each facility.SELECTED DRAWING: Figure 1

A system and method for detecting failures in an aircraft ignition specifically a magneto. The system comprises at least one inductive pickup with a coil and lead that captures electromagnetic fields generated during engine operation. The coil generates an electrical signal in response to the captured electromagnetic field, which is transmitted through the lead to a signal processing system. The signal processing system includes a converter and / or interrogator with signal conditioning circuitry that amplifies and filters the signal to detect magneto degradation or failure. The system provides real-time feedback through indicator lights that change color based on operational status and audible alerts for failure conditions. The system supports multi-engine configurations with multiple independent inductive pickups and can transmit magneto status information to external aircraft monitoring systems for comprehensive health monitoring.

The spark plug of the hydrogen internal combustion engine comprises a shell, a water inlet channel, a water outlet channel and a heat dissipation cavity are formed in the shell, the water inlet channel and the water outlet channel are communicated through the heat dissipation cavity, the heat dissipation cavity is located at the head of the spark plug, and the water inlet channel and the water outlet channel are connected to a cooling flow channel of an engine. During use, cooling water flows into the shell through the water inlet channel, then enters the heat dissipation cavity to dissipate heat of the head of the spark plug, and finally is discharged through the water outlet channel. According to the spark plug of the hydrogen internal combustion engine, the water inlet channel, the water outlet channel and the heat dissipation cavity are formed in the spark plug, so that the head of the spark plug is cooled, the risk of abnormal combustion induced by local high temperature of the spark plug is reduced, and then the reliability of the hydrogen internal combustion engine is improved.

To provide a control device for an internal combustion engine that can suppress the recurrence of abnormal combustion after it has occurred. [Solution] The engine 2 has a plurality of cylinders 11, each cylinder 11 having an intake valve 15 that opens and closes an intake port 13 used to supply air to a combustion chamber 12, an exhaust valve 16 that opens and closes an exhaust port 14 used to discharge exhaust gas from the combustion chamber 12, and an injector 19 that injects fuel into the combustion chamber 12. The ECU 3 stops fuel injection to any cylinder 11 in the next combustion cycle if abnormal combustion occurs in that cylinder 11.

A system and method for improving the ignitability of fuel-air mixtures in gas turbine engines at high altitude and other difficult to ignite conditions. In the preferred embodiment, an advanced ignition system that is capable of applying high voltage, nanosecond duration pulses (< 100 ns) across an exciter to generate non-equilibrated discharges has been shown to improve ignitability as well as operate at lower temperatures and higher altitudes as compared to traditional ignition sources.

This invention relates to the field of engine technology, specifically providing an engine ignition system, an engine, and a control method. The engine ignition system includes a pre-combustion chamber, a main combustion chamber, a first injector, a second injector, a third injector, a spark plug, and an electronic control unit (ECU). The pre-combustion chamber is located at the top of the main combustion chamber and communicates with it through multiple injection holes. The first injector is coaxially arranged with and penetrates the pre-combustion chamber, and is used to inject fuel into the main combustion chamber to form a diffusion spray. The second injector is installed in the pre-combustion chamber and is used to inject fuel into it to form a pre-combustion mixture. The third injector is located in the engine's intake manifold and is used to inject fuel into the intake manifold to mix with air to form the main combustion mixture. The spark plug is installed at the top of the pre-combustion chamber. The ECU is electrically connected to the first, second, and third injectors.

To provide an ignition coil for an internal combustion engine and an internal combustion engine equipped with the same that can reliably ensure sealing between an ignition coil case and a plug hole opening, and improve ease of assembly.SOLUTION: An ignition coil 1 includes a case 2 that accommodates a component, one flange portion 3, and an elastic member having a seal portion. The seal portion seals between the case 2 and the opening of a plug hole while being compressed in the vertical direction Z between the case 2 and an internal combustion engine. The outer surface of the case 2 facing the seal portion in the vertical direction Z is defined as a case sealing surface 21. Further, the surface of the flange portion 3 that is brought into contact with a fixed portion in the vertical direction Z is defined as a flange contact surface 32. At this time, the angle α between the first imaginary surface 21S parallel to the case sealing surface 21 and the second imaginary surface 32S parallel to the flange contact surface 32 is 170°≤α<180°.SELECTED DRAWING: Figure 2

The invention provides an ignition device and an internal combustion engine. The ignition device comprises a porous part and a combustion starting part. The porous part is provided with a core hole site and at least one group of expansion hole sites, and each group of expansion hole sites are distributed at intervals along the circumferential direction of the core hole site; the combustion starting part is arranged on one side of the porous part, corresponds to the core hole site and can trigger the ammonia mixed gas in the core hole site to be combusted in a self-sustaining mode. High-temperature flames generated by combustion of the ammonia mixed gas in the core hole site are diffused towards the side, away from the combustion starting part, of the porous part under the guidance of the wall face of the core hole site, and meanwhile the ammonia mixed gas in the expansion hole site is rapidly heated under the heat radiation effect of the high-temperature flames and the heat conduction effect of the wall face between the expansion hole site and the core hole site; and combustion is carried out, a chained combustion propagation path from inside to outside is formed, a plurality of local flame sources developing synchronously are formed, the total volume and the free radical concentration of an initial combustion area are increased, and therefore the ignition success rate and stability are improved.

The application discloses a kind of vehicle point fire detection methods.Method comprising the following steps: MCU is collected to the voltage Vb of vehicle battery;MCU is compared with the threshold voltage Vt to the battery voltage Vb collected, and it is judged as vehicle type;Set off fire voltage initial value is Vb1, ignition voltage initial value is Vb2, voltage rising speed initial value is Sv1, MCU continuously detects battery voltage Vb, and rising speed is used to judge whether vehicle is ignited;Detection voltage drop speed Sv2 is used to judge whether vehicle is extinguished.The application obtains the voltage value of vehicle battery by accessing to vehicle cigarette lighter interface, without professional personnel connecting installation ignition line, and the point fire detection of vehicle can be realized;And through the determination of threshold voltage and the real-time updating of ignition voltage and extinguishing voltage, the misjudgment problem caused by the aging of vehicle generator and battery is avoided, and the detection accuracy is improved.

The invention relates to the technical field of generators, in particular to a compact generator set which comprises a rack and an engine mounted on the rack and further comprises an inverter, an oil tank and an integrated mounting frame, the integrated mounting frame is mounted on the engine, and the integrated mounting frame is located among the engine, the oil tank and the inverter and used for mounting the oil tank and the inverter; the oil tank is located above the engine and partially extends to the outer side of the engine. According to the invention, a traditional installation mode taking a rack as a core is canceled, other structures are installed by taking the engine as the core, the surrounding space of the engine is effectively utilized, the overall size is more compact, and the space utilization rate is greatly improved; in addition, the integrated mounting frame is used for replacing a plurality of traditional mounting support lugs, mounting plates and other structures, meanwhile, the material requirement of the rack is lowered, the overall cost is lowered, and the effect of saving the cost is achieved.

The present disclosure provides "Systems and methods for mitigating spark plug wet fouling." Methods and systems for drying a wet-fouled spark plug during an engine floodback condition are provided. In one example, a method can include causing the engine to reverse direction without fueling, and activating heating elements of an exhaust catalyst to cause heated ambient air to flow through a combustion chamber to dry the wet-fouled spark plug.

A spark-plug wire includes a boot of electrically insulating material. The boot includes a wire bore, a spark-plug bore defining a terminal pocket adjacent to an end of the wire bore, and a retainer extending radially inward from a sidewall of the wire bore and defining a radial wall of the terminal pocket. A terminal is disposed in the terminal pocket and configured to connect with a spark plug when received in the spark-plug bore. The radial wall of the retainer is configured to engage with the terminal to inhibit movement of the terminal. A wire is disposed in the wire bore and is electrically connected to the terminal.

The ignition plug inspection device comprises a base, an ignition plug clamp is arranged at the first end of the base, a three-axis moving device is arranged at the position, corresponding to the clamping position of the ignition plug clamp, of the second end of the base, and a probe sleeve is arranged at the moving end of the three-axis moving device; a probe assembly is slidably arranged in the probe sleeve, an axial pushing device is arranged at the end, away from the sparking plug clamp, of the probe assembly, an internal expansion part is arranged at the end, close to the sparking plug clamp, of the probe assembly, and the internal expansion part is expanded in the process that the axial pushing device drives the probe assembly to move towards the sparking plug clamp. When the axial pushing device drives the probe assembly to move away from the sparking plug clamp, the internal expansion part is contracted; the sparking plug and the probe can be coaxially aligned automatically and efficiently, the probe is tightly attached to sparking plugs of different inner diameter specifications by adopting an internal expansion structure, and therefore compatible and efficient detection of the sparking plugs of multiple specifications is achieved.

To create a highly efficient power generation system that operates using fuel generated from organic matter heated in an oxygen-free environment, such as food residues and animal waste, and that effectively burns the combustible materials in the fuel. [Configuration] The system comprises a main fuel gas container 11 for a bio-based main fuel gas G1, a support gas container 21 for a non-bio-based support gas G2, a gas engine 7, and a mixer 3 that supplies a mixed fuel gas G3, which is a mixture of the main fuel gas G1 and the support gas G2, to the gas engine 7. The gas engine 7 has two spark plugs 81 and 82, an intake valve 84, and an exhaust valve 85 arranged inside a cylinder 71. A flame sensor 9 that detects the degree of strength of the flame K is mounted on the inner circumferential wall surface 71a inside the cylinder 71 at a predetermined distance from both spark plugs 81 and 82. The flame sensor 9 is in communication with an ECU 4, and when the explosive force of the flame K in the cylinder 71 is weak or there is a misfire, the ECU 4 supplies the support gas G2 into the cylinder 71.

To provide an ignition coil capable of preventing poor contact between terminals in the inside of the ignition coil.SOLUTION: An ignition coil 2 includes: a first terminal including a bobbin 40 having a first bottom surface 44, a second bottom surface 46 and a side surface 48 and a wire 42 wound around the side surface 48 of the bobbin 40; and a second terminal contacting the wire 42 in a plurality of parts of the wire 42. Preferably, the bobbin 40 includes a slit 52; the second terminal includes an insert part 54; the insert part 54 is inserted into the slit 52 from a first opening 52a provided in the first bottom surface 44 of the bobbin 40; the wire 42 passes above the second and third openings 52b and 52c of the slit 52 provided in the side surface 48; one end surface of the insert part 54 in the width direction contacts a part of the wire 42 passing above the second opening 52b; and the other end surface of the insert part 54 contacts a part of the wire 42 passing above the third opening 52c.SELECTED DRAWING: Figure 3