RU2615240C1 - Facility for testing devices of combustion activation in ice - Google Patents

Abstract

FIELD: engines and pumps.

SUBSTANCE: facility for testing devices providing combustion activation in ICE comprises an internal combustion engine with a fuel system and an air supply system, a measuring apparatus and a load, an electrical generator, which electrical outlets are connected to the load via wires, is attached to ICE using crankshaft. Load of electric type is used, designed to change the power consumption, such as rheostat, a power meter is connected to the load inlet, while a device for combustion activation in ICE is mounted in the fuel system and/or air supply system.

EFFECT: increased measurement accuracy and ensured multifunctionality of the facility.

13 cl, 10 dwg

Description

The invention relates to the field of energy, and in particular to stands for testing internal combustion engines - ICE.

There is a well-known test bench for ICE according to the patent of the Russian Federation for invention No. 2241972, IPC G01M 15/00, publ. December 10, 2004

The stand is equipped with speed and power adjusters, which are connected by inputs to the outputs of the speed and power of the diesel regulator, and outputs to the summing unit of the integrating link, the output of which is connected to the input of the inertial link, while the latter is connected by its output to the input of the amplifying link, the output of which is connected with electric drive. The use of these electronic components in the stand allows you to generate the required characteristics identical to the characteristics of the diesel engine and correctly adjust the test regulator.

Disadvantages: design complexity and limited functionality only with diesel engines.

A known bench for testing ICE according to the patent of the Russian Federation for the invention No. 2495394, IPC G01M 15/00, publ. 10/10/2013

This stand can be used when testing turbochargers for boosting internal combustion engines (ICE). The stand contains an input and output line, an adjustable source of gas flow with an adjustable drive, made in the form of a process compressor, a tested turbocharger with a lubrication and cooling system, a device for creating pulsations of the gas stream and an adjustable throttle. An internal combustion engine with a jet mixer installed between an adjustable throttle and a branch pipe is used as an adjustable drive. The stand is equipped with an analog input module, a switch, an information processing unit, an interface converter, an information output device, a storage device, rotor speed sensors of a turbocompressor and a process compressor, pressure sensors and gas flow temperature. Pressure and temperature sensors are installed at the inlet and outlet of the compressor of the tested turbocompressor, at the inlet and outlet of the process compressor, at the inlet and outlet of the turbine of the tested turbocompressor, at the outlet of the internal combustion engine. Air flow sensors are installed at the outlet of the compressor and at the exit of the internal combustion engine, and all pressure, temperature, air flow and speed sensors are connected through an analog input module and a switch to an information processing unit, which is connected to the storage device and through the interface converter and the device information output. The technical result consists in increasing the reliability of a turbocharger test by measuring, recording and processing large data arrays of a plurality of controlled parameters.

Disadvantage: limited functionality of the stand.

A known bench for testing ICE according to the patent of the Russian Federation for the invention No. 2256896, IPC G01M 15/00, publ. July 20, 2005

The stand for running-in and testing internal combustion engines contains an electric machine as an actuator and is equipped with a series-connected internal selection block of a type of internal combustion engine, a limit value setting unit and an emergency shutdown unit, the output of which is connected to the first input of the control signal generation unit, connected in series by the unit for determining the acceleration time and the unit for determining power, the second input of which is connected to the first output an operation mode selection unit, a constant parameter setting unit, the input and output of which are connected respectively to the second output of the internal combustion engine type selection unit and the third input of the power determination unit, threshold speed threshold setting unit, the input and output of which are connected respectively to the third output of the selection unit type of internal combustion engine and the first input of the rotational speed comparison unit, a fuel-injection metering control unit installed with the possibility of kinematic toplivodoziruyuschego of the connections with the drive member of the combustion engine, and an interface unit, whose output is connected to the input of the control unit toplivodoziruyuschim element. The output of the control signal generation unit is connected to the input of the interface unit. The first output of the measurement unit is connected to the second input of the speed comparison unit. The outputs of the sensor unit are connected to the inputs of the measurement unit, the outputs of which are connected to the inputs of the display unit and the inputs of the emergency shutdown unit. The output of the power determination unit is connected to the input of the display unit. The output of the speed comparison unit is connected to the input of the acceleration time determination unit. The second, third and fourth outputs of the operation mode selection unit are connected respectively to the input of the internal combustion engine type selection unit, the third input of the rotation speed comparison unit and the second input of the control signal generation unit.

Disadvantage: limited functionality of the stand.

Known test bench for internal combustion engines according to A. St. USSR No. 1260711, IPC G01M 15/00, publ. 09/30/1986, a prototype.

This stand contains an internal combustion engine with a fuel system and an air supply system, measuring equipment and load.

Disadvantages: low accuracy of experiments and limited functionality.

The objectives of the invention are to increase the measurement accuracy and ensure the versatility of the stand.

Achieved technical result - improving measurement accuracy and ensuring the multifunctionality of the stand.

The solution of these problems was achieved in the test bench for devices for activating the combustion process in an internal combustion engine, containing an internal combustion engine with a fuel system and an air supply system, measuring equipment and a load, in that an electric generator is connected to the internal combustion engine using a crankshaft, whose electrical outputs are connected by wires connected to the load, while an electric type load is applied, made with the possibility of changing the power consumption, for example, a rheostat, to the input of the load a wattmeter is connected, and a means of activating the combustion process in the internal combustion engine is installed in the fuel system and / or air supply system.

As a means of activating the combustion process in the internal combustion engine installed in the fuel system, a fuel activator can be used. A magnetic fuel activator may be used. An electric fuel activator may be used. An electromagnetic fuel activator may be used. As a means of activating the combustion process in the internal combustion engine installed in the air system, air ozonizer can be used. A high voltage unit can be connected to the air ozonator. The high voltage unit can be connected to the ozonizer via a potentiometer. The test bench for devices that activate the combustion process in the internal combustion engine can be equipped with a control unit.

An engine sensor can be connected to a crankshaft speed sensor connected by electrical connections to the control unit. A fuel consumption sensor can be connected to the internal combustion engine, which is connected by electrical connections to the control unit. An air flow sensor connected by electrical connections to the control unit can be connected to the internal combustion engine. A gas analyzer can be connected to the internal combustion engine, which is connected by electrical connections to the control unit.

The invention is illustrated in the drawings of FIG. 1 ... 10, where:

in FIG. 1 shows a schematic diagram of a stand with a fuel activator,

in FIG. 2 shows a diagram of a stand with an ozonizer with a control unit,

in FIG. 3 shows a diagram of a stand with a fuel activator and air ozonizer,

in FIG. 4 shows a magnetic fuel activator,

in FIG. 5 shows a magnetic fuel activator with an electromagnet,

in FIG. 6 shows an electric activator of fuel,

in FIG. 7 shows an electromagnetic fuel activator,

in FIG. 8 is an ozonizer,

in FIG. 9 shows a diagram of a stand with control sensors,

in FIG. - 10 stand appearance.

The test bench for devices for activating the combustion process in the internal combustion engine contains (Fig. 1 ... 10) an internal combustion engine 1 connected to it by a crankshaft 2 and an electric generator 3. An electric generator 3 is connected by wires 4 to a load 5. A power meter 6 is connected to wires 4 before a load of 3.

The internal combustion engine 1 comprises a housing 7, a cylinder 8 with a piston 9 installed inside it, a spark plug 10, an air supply system 11, an exhaust system 12, and a fuel system.

The fuel system comprises a fuel tank 13, a fuel line 14, a fuel pump 15, a shut-off valve 16, a fuel activator 17, and a fuel nozzle 18.

The air supply system 11 includes a throttle valve 19 with a drive 20.

The exhaust system 12 includes a muffler 21. The stand may be equipped with a control unit 22, which is electrically connected to the drive 20.

An ozonizer 24 can be installed in the air supply system 11 (Fig. 2).

It is possible to simultaneously install a fuel activator 17 and an ozonizer 24 (Fig. 3).

The stand can be equipped with an ammeter 25 and a voltmeter 26, duplicating the operation of the wattmeter 6. In addition, it is advisable to equip the stand with a gas analyzer 27 (Fig. 1) installed in the exhaust system 12.

Possible fuel activator options are shown in FIG. 4 ... 7, where in FIG. 4 shows a magnetic fuel activator comprising permanent magnets 28; FIG. 5 shows a magnetic fuel activator with an electromagnet 29 containing an excitation winding 30, a current source 31 and a potentiometer 32, and an ammeter 33 and a voltmeter 34 are installed in the current supply system to the excitation winding 30 (wires 4).

In FIG. 6 shows an electric fuel activator comprising a high voltage unit 35, a potentiometer 36 and electrodes 37 and 38, also an ammeter 39 and a voltmeter 40. In FIG. 7 shows an electromagnetic fuel activator, additionally containing permanent magnets 28.

In FIG. Figure 8 shows the ozonizer 24 installed in the air supply system 11. It contains electrodes 41 and 42 and a potentiometer 43 connected to the high voltage unit 44. An ammeter 45 and a voltmeter 46 are used.

The stand (Fig. 9) can be equipped with a fuel consumption sensor 47, an air flow sensor 48, a speed sensor 49 of the crankshaft 2.

Sensors 47 ... 49 electrical connections 23 are connected to the control unit 22.

The appearance of the stand is shown in FIG. 10.

ICE TEST

Before testing the engine 1 fill the fuel tank 13 with a precisely measured volume of fuel. Start ICE 1 and bring it to stationary mode. At the same time measure the power consumed by the load 5, using a wattmeter 6.

Measure with a stopwatch the total operating time of the engine 1 until the fuel is completely depleted.

Again fill the fuel tank 13 with the same amount of fuel. Install a fuel activator 17 (Fig. 1), or an ozonizer 24 (Fig. 2), or at the same time a fuel activator 17 and an air ozonizer 24 (Fig. 3).

Start ICE 1 and bring it to stationary mode.

The mode of operation of the internal combustion engine 1 is controlled by the readings of the sensors 47 ... 49 (Fig. 9). As the control unit 22 can be used a personal computer with an operating system such as "Vindos".

Measure with a stopwatch the total operating time of the engine 1 until the fuel is completely depleted. At the same time measure the power consumed by the load 5, using a wattmeter 6.

The generated energy is calculated by the electric generator 3 as the product of power and time for this test cycle.

The effect of installing a fuel activator or air ozonator on the generated energy is evaluated.

Repeat tests with other parameters of the internal combustion engine and activator 17 (ozonizer 24).

It is possible to install new spark plugs or other units of the fuel and air system and electrical equipment that affect the activation of the combustion process in cylinder 8 of ICE 1 (Fig. 3).

The application of the invention will allow:

1. To expand the functionality of the stand and test spark plugs, fuel equipment, air system, ICE cooling system, exhaust system, lubrication system, etc.

2. To test fuel activators and air ozonizers at different operating modes of the internal combustion engine and at different operating modes of the activators themselves (currents, voltage, pulse frequency, etc.).

3. To test the internal combustion engine on different types of fuel.

Claims (13)

1. A test bench for devices that activate the combustion process in an internal combustion engine, comprising an internal combustion engine with a fuel system and an air supply system, measuring equipment and a load, characterized in that an electric generator is connected to the internal combustion engine using a crankshaft, the electrical outputs of which are wired connected to the load, while an electric type load is applied, made with the possibility of changing the power consumption, for example, a rheostat, connected to the load input nen power meter, and in the fuel system and / or air supply system has means for activating the combustion process in internal combustion engines. 2. A test bench for devices that activate the combustion process in the internal combustion engine according to claim 1, characterized in that a fuel activator is used as a means of activating the combustion process in the internal combustion engine installed in the fuel system. 3. The test bench for devices that activate the combustion process in the engine according to claim 2, characterized in that a magnetic fuel activator is used. 4. A test bench for devices that activate the combustion process in the engine according to claim 2, characterized in that an electric fuel activator is used. 5. A test bench for devices that activate the combustion process in the engine according to claim 2, characterized in that an electromagnetic fuel activator is used. 6. A test bench for devices that activate the combustion process in the internal combustion engine according to claim 1, characterized in that an air ozonizer is used as a means of activating the combustion process in the internal combustion engine installed in the air system. 7. A test bench for devices that activate the combustion process in the internal combustion engine according to claim 6, characterized in that a high voltage unit is connected to the air ozonizer. 8. A test bench for devices that activate the combustion process in the engine according to claim 7, characterized in that the high voltage unit is connected to the ozonizer through a potentiometer. 9. The test bench for devices that activate the combustion process in the engine according to claim 6, characterized in that it is equipped with a control unit. 10. A test bench for devices that activate the combustion process in an internal combustion engine according to claim 9, characterized in that a crankshaft rotational speed sensor connected to the control unit by electrical connections is connected to the internal combustion engine. 11. Test bench for devices that activate the combustion process in the internal combustion engine according to claim 9, characterized in that the fuel consumption sensor is connected to the internal combustion engine by electrical connections to the control unit. 12. A test bench for devices that activate the combustion process in an internal combustion engine according to claim 9, characterized in that an air flow sensor is connected to the internal combustion engine by electrical connections to the control unit. 13. A test bench for devices that activate the combustion process in an internal combustion engine according to claim 9, characterized in that a gas analyzer is connected to the internal combustion engine and is connected by electrical connections to the control unit.

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