CN202746000U

CN202746000U - Jet flow mixing supercharged engine

Info

Publication number: CN202746000U
Application number: CN 201220307514
Authority: CN
Inventors: 靳北彪
Original assignee: Molecule Power Beijing Technology Co Ltd
Current assignee: Molecule Power Beijing Technology Co Ltd
Priority date: 2011-07-06
Filing date: 2012-06-27
Publication date: 2013-02-20
Anticipated expiration: 2022-06-27
Also published as: CN102797552A

Abstract

The utility model discloses a jet flow mixing supercharged engine comprising an internal combustion engine and an impeller compressor, wherein a compressed gas outlet of the impeller compressor is communicated with a power fluid injection orifice of a jet pump, a gas outlet of the jet pump is communicated with an intake passage of the internal combustion engine, and the low pressure fluid inlet of the jet pump is communicated with a gas fuel source. The jet flow mixing supercharged engine disclosed by the utility model can improve the power per liter and efficiency of the internal combustion engine utilizing gas fuel containing such sticky substances as tar as fuel, so that the jet flow mixing supercharged engine has an extensive application prospect.

Description

Jet blending supercharged engine

Technical field

The utility model relates to field of internal combustion engine, especially a kind of supercharged engine.

Background technique

The utilization that coal-seam gas etc. contain the gaseous fuel of the sticky materials such as a certain amount of tar has good economic benefit, but because being difficult to direct fuel as traditional supercharged engine, the existence of tar uses, because the existence of tar can affect the normal operation of pressurized machine and inter cooler, yet, do not use pressurized machine that the specific power of motor is declined to a great extent.Therefore, need a kind of new type pressurized motor that can use the gaseous fuel (such as gaseous fuels such as coal-seam gas) that contains the sticky materials such as tar of invention.

The model utility content

In order to address the above problem, the technological scheme that the utility model proposes is as follows:

A kind of jet blending supercharged engine, comprise internal-combustion engine and impeller gas compressor, the pressurized gas outlet of described impeller gas compressor is communicated with the power gas jetburner of Jet injector, the gas outlet of described Jet injector is communicated with the intake duct of described internal-combustion engine, and the low-pressure gas entrance of described Jet injector is communicated with gas fuel source.

Further, establish the impeller power machine structure at the air outlet flue of described internal-combustion engine.

Further, described impeller power machine structure is to described impeller gas compressor outputting power.

Optionally, described gas fuel source is made as and contains the tar gas fuel source.

Further, the passage between described impeller gas compressor and described Jet injector is established inter cooler.

Further, establish the firing chamber ignition mechanism at described internal-combustion engine.

Principle of the present utility model is: utilize the pressurized gas that produce from described impeller gas compressor as the power gas of described Jet injector, by described Jet injector the supercharging of gaseous fuel injection is transported in the described internal combustion engine inlet, thereby not only avoided gaseous fuel to produce material through described impeller gas compressor (sometimes also will pass through inter cooler) and adhered to adverse effects such as (adhering to such as tar), the suction pressure of motor be can also improve, and then power per liter and the efficient of motor improved.

In the utility model, described gas fuel source refers to provide device, mechanism or the storage tank of gaseous fuel.

In the utility model, so-called impeller gas compressor refers to the impeller type mechanism that all can make gas compression.

In the utility model, so-called impeller power machine structure refers to the impeller mechanism that all can utilize gas expansion to flow and do work.

In the utility model, so-called Jet injector refers to by the non-motive fluid of motive fluid injection, the device that two fluid interactions are discharged from an outlet, and so-called Jet injector can be gas jet pump (being jet pump), also can be liquid-jet pump; So-called Jet injector can be traditional Jet injector, also can be non-traditional Jet injector.

In the utility model, so-called traditional Jet injector refers to be made of the pipe that two suits arrange, provide the high voltage power fluid to inner tube, inner tube high voltage power fluid sprays within the outer tube, makes other fluids between the inner and outer pipes (fluid that enters from outer tube) produce the device that moves along the injection direction of inner tube high voltage power fluid under the acting in conjunction of inner tube high voltage power Fluid injection and outer tube; The outer tube of so-called Jet injector can have the reducing and expansion district, and outer tube can be made as Venturi tube, and the inner tube nozzle can be made as Laval nozzle, and so-called reducing and expansion district refers to the zone that section area changes in the outer tube; Described Jet injector has three interfaces at least or claims passage, i.e. motive fluid jetburner, low-pressure fluid entrance and fluid output.

In the utility model, so-called non-traditional Jet injector refers to be made of two or more mutual sheathing settings or the pipe that mutually is set up in parallel, wherein at least one pipe is communicated with the kinetic current body source, and dynamafluidal the flowing in the kinetic current body source can cause that the fluid in other pipes produces the device of directional flow; The pipe of so-called Jet injector can have the reducing and expansion district, can be made as Venturi tube, and the jetburner of pipe can be made as Laval nozzle, and so-called reducing and expansion district is the zone that section area changes in the vial; Described Jet injector has three interfaces at least or claims passage, i.e. motive fluid jetburner, low-pressure fluid entrance and fluid output; Described Jet injector can comprise a plurality of motive fluid jetburners, in the structure that comprises a plurality of motive fluid jetburners, described motive fluid jetburner can be arranged in the pipeline center district of described low-pressure fluid entrance, also can be arranged near the tube wall of described low-pressure fluid entrance, described motive fluid jetburner also can be the annular spray mouth around described low-pressure fluid inlet pipe wall.

In the utility model, described Jet injector comprises the Multi-stage jet pump, multiple jets pump and Pulsed Jet Pump etc.

In the utility model, should establish parts, unit and system in the place of necessity according to known technology, such as the place in necessity cooling system etc. is set.

The beneficial effects of the utility model are as follows:

Jet blending supercharged engine disclosed in the utility model is owing to having used Jet injector, needn't be directly can enter internal-combustion engine by the ejector action through the air of gas compressor supercharging by the gas compressor supercharging so that contain the gaseous fuel of the sticky materials such as tar, thereby not only can effectively avoid the thick substances such as tar to the adverse effect of adhering to generation of gas compressor and air-intake of combustion engine mouth under the prerequisite of supercharging, the gaseous fuel that can also improve to contain the sticky materials such as tar is power per liter and the efficient of the internal-combustion engine of fuel.

Description of drawings

Shown in Figure 1 is the utility model embodiment 1 structural representation;

Shown in Figure 2 is the utility model embodiment 2 structural representation;

Shown in Figure 3 is the utility model embodiment 3 structural representation;

Shown in Figure 4 is the utility model embodiment 4 structural representation,

Among the figure:

1 internal-combustion engine, 2 impeller gas compressors, 3 Jet injectors, 4 impeller power machine structures, 5 gas fuel source, 6 inter coolers, 7 firing chamber ignition mechanisms.

Embodiment

Embodiment 1

Jet blending supercharged engine as shown in Figure 1, comprise internal-combustion engine 1 and impeller gas compressor 2, the pressurized gas outlet of described impeller gas compressor 2 is communicated with the motive fluid jetburner of Jet injector 3, the gas outlet of described Jet injector 3 is communicated with the intake duct of described internal-combustion engine 1, the low-pressure fluid entrance of described Jet injector 3 is communicated with gas fuel source 5, and described gas fuel source 5 is made as and contains the tar gas fuel source.

Embodiment 2

Jet blending supercharged engine as shown in Figure 2, itself and embodiment's 1 difference is: establish impeller power machine structure 4 at the air outlet flue of described internal-combustion engine 1,4 pairs of described impeller gas compressor 2 outputting powers of described impeller power machine structure.Described low-pressure fluid entrance and described motive fluid jetburner are set up in parallel.

Embodiment 3

Jet blending supercharged engine as shown in Figure 3, itself and embodiment's 1 difference is: the passage between described impeller gas compressor 2 and described Jet injector 3 is provided with inter cooler 6.

Embodiment 4

Jet blending supercharged engine as shown in Figure 4, itself and embodiment's 1 difference is: establish firing chamber ignition mechanism 7 at described internal-combustion engine 1.Described low-pressure fluid entrance and described motive fluid jetburner are set up in parallel.

Obviously; the utility model is not limited to above embodiment, according to known technology and the technological scheme disclosed in the utility model of related domain, can derive or association goes out many flexible programs; all these flexible programs also should be thought protection domain of the present utility model.

Claims

1. jet blending supercharged engine, comprise internal-combustion engine (1) and impeller gas compressor (2), it is characterized in that: the pressurized gas outlet of described impeller gas compressor (2) is communicated with the motive fluid jetburner of Jet injector (3), the gas outlet of described Jet injector (3) is communicated with the intake duct of described internal-combustion engine (1), and the low-pressure fluid entrance of described Jet injector (3) is communicated with gas fuel source (5).

2. jet blending supercharged engine as claimed in claim 1 is characterized in that: establish impeller power machine structure (4) at the air outlet flue of described internal-combustion engine (1).

3. jet blending supercharged engine as claimed in claim 2, it is characterized in that: described impeller power machine structure (4) is to described impeller gas compressor (2) outputting power.

4. jet blending supercharged engine as claimed in claim 1, it is characterized in that: described gas fuel source (5) is made as and contains the tar gas fuel source.

5. jet blending supercharged engine as claimed in claim 1, it is characterized in that: the passage between described impeller gas compressor (2) and described Jet injector (3) is established inter cooler (6).

6. jet blending supercharged engine as claimed in claim 1 is characterized in that: establish firing chamber ignition mechanism (7) at described internal-combustion engine (1).