CN203547988U - Micro pulse combustion electric energy and thrust generating device - Google Patents
Micro pulse combustion electric energy and thrust generating device Download PDFInfo
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- CN203547988U CN203547988U CN201320319068.7U CN201320319068U CN203547988U CN 203547988 U CN203547988 U CN 203547988U CN 201320319068 U CN201320319068 U CN 201320319068U CN 203547988 U CN203547988 U CN 203547988U
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- electric energy
- micropulsation
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Abstract
The utility model relates to a micro pulse combustion electric energy and thrust generating device and the generating device is characterized by comprising a micro Rijke pulse burner and a photovoltaic conversion device. The photovoltaic conversion device is fastened on the outer wall of the micro Rijke pulse burner; the micro Rijke pulse burner is formed by an air feeder, an ignition device and a burning device; and the air feeder and the ignition device are both fastened on the burning device. The micro pulse combustion electric energy and thrust generating device is rationally designed and advantaged by simple structure, easy manufacturing, high energy utilization rate and wide application range as well as high innovation.
Description
Technical field
The utility model belongs to power MEMS field, particularly a kind of micropulsation burning electric energy and thrust generation device.
Background technique
In recent decades, micro device and system thereof are widely used in national defence, scientific research, medical treatment and the field such as industrial as sensor, minute yardstick aircraft, mini-medical apparatus, Micropump, micro motor etc.Said apparatus, system and product all require energy supply system to have that volume is little, lightweight, energy density is high and the feature such as the endurance is long.The energy storage density of hydrocarbon fuel is about 40～50MJ/kg, and generally lithium ion battery that use, that performance is best only has 0.4～0.5MJ/kg at present.Even if 10% of the chemical energy of fuel changes electric energy into, the energy storage density that hydrocarbon fuel provides also surpasses more than battery l0 times.Due to the advantage of hydrocarbon fuel cheapness and high energy storage density, the micro generation system based on burning and the research of miniature propulsion system have become U.S.'s recent years, Japan, European Countries energy and environment circle study hotspot.
Core component-the micro-burner of micro generation and propulsion system is all based on stable state continuous burning mode at present, as the various micro-burners such as Switzerland's rolling burner of the silica-based micro-burner of three floor, the micro-combustion of six floor silicon chips chamber, three-dimensional.These micro-burners can be converted into kinetic energy and electric energy by the chemical energy of fuel, but due to its complex structure, manufacturing difficulty.In addition, stable state continuous burning mode combustion intensity is low, under minute yardstick effect, will occur the problems such as job insecurity in burner, incomplete combustion, combustion efficiency and the thermal efficiency are low, Pollutant emission concentration height.For overcoming the shortcoming of the micro-burner based on stable state continuous burning mode, seminar has proposed a kind of micropulsation burner (Chinese patent literature 201220238101.9) based on pulsation combustion mode.Micro-burner based on fuel pulsation burning has the advantages such as combustion intensity is large, combustion efficiency is high, stable, also has the feature of simple in structure, movement-less part, easy operating, has avoided the difficult points such as friction, sealing, processing and assembling.Although above-mentioned micropulsation burner has solved pulsation combustion problem, the heat energy of its generation is also underutilized, also having problems of unresolved thrust and electric energy also.For this reason, on micropulsation burner basis, seminar has developed a kind of micro-electric energy and thrust generation device based on fuel pulsation combustion manner.New electric energy and thrust device adopt micropulsation burner, can efficiently fuel chemical energy be converted into heat energy and mechanical energy, and wherein heat energy is further converted to electric energy.As generator of electric energy, its working procedure thermal efficiency is high, pollutant emission is little, and structural design is simple simultaneously, has outstanding advantage.
Model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, make easily, can make heat energy to make full use of, and can produce micropulsation burning electric energy and the thrust generation device of thrust and electric energy simultaneously.
The utility model solves its technical problem and takes following technological scheme to realize:
A kind of micropulsation burning electric energy and thrust generation device, it is characterized in that: by miniature gram of pulsating combusting device, photoelectric conversion device, formed, photoelectric conversion device be installed in miniature in gram pulsating combusting device outer wall, described miniature in gram pulsating combusting device by air feeder, ignition mechanism, firing unit, formed, air feeder, ignition mechanism are all installed on firing unit.
And, described air feeder is two groups, is installed in respectively firing unit both sides, by flow control device, steam supply valve, fuel gas cylinder, pneumatic tube, forms, gas cylinder, steam supply valve, flow control device are connected in turn on pneumatic tube, and pneumatic tube end is installed on firing unit.
And described firing unit is comprised of burner tail pipe, metal web or flame holder, metal web or flame holder are installed in burner tail inner axial tube 1/4th places.
And described photoelectric conversion device is comprised of electro-optical package overcoat, power output device, electro-optical package coat suit is in tail pipe periphery, and power output device is installed in that electro-optical package puts outward and is electrically connected to electro-optical package overcoat.
Advantage of the present utility model and good effect are:
1. the utility model micropulsation burning electric energy and thrust generation device are simple in structure, make easily.
2. the utility model micropulsation burning electric energy and thrust generation device adopt micropulsation burner as core component, the advantage of micropulsation combustion technology is incorporated to converting system, can efficiently fuel chemical energy be converted into heat energy and physical energy, both energy saving, reduces again the discharge amount of pollutant.
3. the utility model micropulsation burning electric energy becomes electric energy with the thermal power transfer that thrust generation device can absorb tail pipe, has both improved greatly efficiency of energy utilization, has increased again function and the Applicable scope of burner.
4. the utility model micropulsation burning electric energy and thrust generation device, its scientific structure design is reasonable, having the advantages such as simple in structure, making is easy, energy utilization rate is high, applied widely, is a kind of micropulsation burning electric energy and thrust generation device with higher innovation.
Accompanying drawing explanation
Fig. 1 is the utility model micropulsation burning electric energy and thrust generation device structural representation;
Fig. 2 is the fundamental diagram of the utility model micropulsation burning electric energy and thrust generation device.
Description of reference numerals
1-flow control device, 2-steam supply valve, 3-fuel gas cylinder, 4-pneumatic tube, 5-metal web, 6-tail pipe, 7-electro-optical package overcoat, 8-power output device, 9-ignition mechanism.
Embodiment
Below in conjunction with accompanying drawing, by specific embodiment, the utility model is described in further detail.Following examples are descriptive, are not determinate, can not limit protection domain of the present utility model with this.
A kind of micropulsation burning electric energy and thrust generation device, by in miniature gram of pulsating combusting device, photoelectric conversion device, formed, photoelectric conversion device be installed in miniature in gram pulsating combusting device outer wall, described miniature in gram pulsating combusting device by air feeder, ignition mechanism 9, firing unit, formed, air feeder, ignition mechanism are all installed on firing unit.
Air feeder is two groups, be installed in respectively firing unit both sides, by flow control device 1, steam supply valve 2, fuel gas cylinder 3, pneumatic tube 4, form, gas cylinder, steam supply valve, flow control device are connected in turn on pneumatic tube, and pneumatic tube end is installed on firing unit.
Firing unit is comprised of burner tail pipe 6, metal web 5, and metal web is installed in burner tail inner axial tube 1/4th places.
Photoelectric conversion device, is comprised of electro-optical package overcoat 7, power output device 8, and electro-optical package coat suit is in tail pipe periphery, and power output device is installed in that electro-optical package puts outward and is electrically connected to electro-optical package overcoat.
The working principle of this micropulsation burning electric energy and thrust generation device is:
First, metal web heats and reddens under the function of current of ignition mechanism power generation, and temperature raises.Then, gas combustion apparatus is filled with combustion gas 1/4 place-metal web position of micropulsation burner by pneumatic tube, under the effect of heating of metal fleece by ignition.Because micro-burner is according to special acoustic construction (inner gram of pipe) design, in micro-burner, will produce autoexcitation burning (pulsation combustion), air or oxygen sucks automatically.The strong hot flame that burns makes combustor tail tube produce the smoke gas flow that vibrates at a high speed, by tail pipe, is discharged, and this smoke gas flow has certain momentum, can directly as thrust, use.Meanwhile, a large amount of photons that hot flame goes out the surface launching of burner tail pipe metallic walls, then impinge upon electro-optical package and put outward and convert electric energy to and exported by electric energy output end.The present invention incorporates converting system by the advantage of micropulsation combustion technology, can efficiently fuel chemical energy be converted into heat energy and physical energy, and both energy saving reduces again the discharge amount of pollutant; The thermal power transfer that the present invention can absorb tail pipe becomes electric energy, has both improved greatly efficiency of energy utilization, has increased again function and the Applicable scope of burner.
In the present embodiment, hydrogen has that calorific value is high, the reaction time is short and velocity of propagation of flame is high, diffusion rate advantages of higher, therefore selects hydrogen as combustion gas, and the product of combustion of hydrogen is zero water vapour polluting simultaneously, environmental sound.Rieke type micropulsation burner adopts straight tube structure, and bore is 12 millimeters, 1.8 millimeters of wall thickness, and whole length is 25 centimetres.Material is used 2520 stainless steels with good oxidative stability, corrosion resistance and heat-resisting quantity to make, and its major parameter sees the following form:
| Title material | 2520 stainless steels |
| Heat conductivity | 14.2W/m.℃ |
| Density | 7.8g/cm 3 |
| Fusing point | 1400-1450℃ |
Electro-optical package is commercially available parts.By adjustment of combustion gas flow, regulate the electric energy output quantity of this device.
Claims (4)
1. micropulsation burning electric energy and thrust generation device, it is characterized in that: by miniature gram of pulsating combusting device, photoelectric conversion device, formed, photoelectric conversion device be installed in miniature in gram pulsating combusting device outer wall, described miniature in gram pulsating combusting device by air feeder, ignition mechanism, firing unit, formed, air feeder, ignition mechanism are all installed on firing unit.
2. micropulsation according to claim 1 burning electric energy and thrust generation device, it is characterized in that: described air feeder is two groups, be installed in respectively firing unit both sides, by flow control device, steam supply valve, fuel gas cylinder, pneumatic tube, form, gas cylinder, steam supply valve, flow control device are connected in turn on pneumatic tube, and pneumatic tube end is installed on firing unit.
3. micropulsation according to claim 1 burning electric energy and thrust generation device, it is characterized in that: described firing unit is comprised of burner tail pipe, metal web or flame holder, metal web or flame holder are installed in burner tail inner axial tube 1/4th places.
4. micropulsation according to claim 1 burning electric energy and thrust generation device, it is characterized in that: described photoelectric conversion device is comprised of electro-optical package overcoat, power output device, electro-optical package coat suit is in tail pipe periphery, and power output device is installed in that electro-optical package puts outward and is electrically connected to electro-optical package overcoat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320319068.7U CN203547988U (en) | 2013-06-04 | 2013-06-04 | Micro pulse combustion electric energy and thrust generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320319068.7U CN203547988U (en) | 2013-06-04 | 2013-06-04 | Micro pulse combustion electric energy and thrust generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203547988U true CN203547988U (en) | 2014-04-16 |
Family
ID=50466115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320319068.7U Expired - Fee Related CN203547988U (en) | 2013-06-04 | 2013-06-04 | Micro pulse combustion electric energy and thrust generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203547988U (en) |
-
2013
- 2013-06-04 CN CN201320319068.7U patent/CN203547988U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20150604 |
|
| EXPY | Termination of patent right or utility model |