CN108266352A - A kind of power generator and electricity-generating method using air pulse - Google Patents
A kind of power generator and electricity-generating method using air pulse Download PDFInfo
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- CN108266352A CN108266352A CN201810233476.8A CN201810233476A CN108266352A CN 108266352 A CN108266352 A CN 108266352A CN 201810233476 A CN201810233476 A CN 201810233476A CN 108266352 A CN108266352 A CN 108266352A
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B41/00—Pumping installations or systems specially adapted for elastic fluids
- F04B41/02—Pumping installations or systems specially adapted for elastic fluids having reservoirs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B23/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01B23/10—Adaptations for driving, or combinations with, electric generators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of power generator and electricity-generating method using air pulse,Including air compressor,High pressure tank,Level-one pressure energy engine,And level-one generator,The first appendix is communicated between air compressor and the inlet end of high pressure tank introducing the compressed air for passing through air compressor into high pressure tank,Electromagnetism check valve is provided on first appendix,The second appendix is communicated between the exhaust end of high pressure tank and the input terminal of level-one pressure energy engine,Pressure reducing valve is provided on second appendix,Level-one shaft coupling is connected between the output shaft of level-one pressure energy engine and the input shaft of level-one generator,By level-one pressure energy driven by engine level-one shaft coupling so that level-one generator is run,Level-one pressure energy engine generates residual air in the process of running,The configured residual air discharge pipe in level-one pressure energy engine end of residual air is discharged.The present invention has the advantages of technological process is simple, power generation low cost, high efficiency, no pollution.
Description
Technical field
The present invention relates to new energy equipment field more particularly to a kind of power generator and power generation using air pulse
Method.
Background technology
At present, power energy storage technology is more, the uncertainty and fluctuation contributed due to wind-power electricity generation and solar power generation
Problems are brought to the realtime power balance and complete stability operation of power grid, compressed-air energy storage can be realized intermittent renewable
Energy stabilizing exports, and therefore, compressed-air energy storage is with the obvious advantage, and future undoubtedly will be as the extensive storage of most development potentiality
Energy.Air-source power field is being utilized, there has been no ripe, industrialization technological achievement appearance, existing compressed airs so far
Nonadiabatic compressed-air energy storage of most of the generation technology for burning fuel, the nonadiabatic compressed-air energy storage feature of burning fuel
It is to need to provide more additional fuel to system, equipment needed for power station is more, and power station floor space is wide, and the power plant construction period is long,
So, air energy storing and electricity generating cost is made to greatly increase and the tail gas pollution environment of unburned fuel emissions.
Invention content
The object of the present invention is to provide a kind of power generator and electricity-generating method using air pulse, to solve existing air
Generation technology pollution environment is compressed, generation technology is of high cost, and technique is cumbersome, and flow is complicated, and power station is restricted by environmental factor
Problem further improves the effect and efficiency to generate electricity using air.
The present invention adopts the technical scheme that solve above-mentioned technical problem：
A kind of power generator using air pulse, including air compressor, high pressure tank, level-one pressure energy engine,
And level-one generator, the first appendix is communicated between the air compressor and the inlet end of the high pressure tank to incite somebody to action
It is introduced by the compressed air of the air compressor into high pressure tank, it is unidirectional to be provided with electromagnetism on first appendix
The second appendix, institute are communicated between the input terminal of valve, the exhaust end of the high pressure tank and the level-one pressure energy engine
It states and pressure reducing valve is provided on the second appendix, the input shaft of the output shaft of the level-one pressure energy engine and the level-one generator
Between be connected with level-one shaft coupling, by level-one shaft coupling described in level-one pressure energy driven by engine so that the level-one generate electricity
Machine is run, and the level-one pressure energy engine generates residual air in the process of running, and residual air is configured in level-one pressure energy engine end
Residual air discharge pipe discharge；
Pressure in the high pressure tank is 25MPa-35MPa, after the pressure reducing valve processing on the first appendix
Then it is decompressed to 1.5MPa~2.5MPa；The residual air pressure that the level-one pressure energy engine is discharged in the process of running for 0.5MPa~
0.8MPa。
Further, the residual air discharge pipe is connected with the input terminal of two level pressure energy engine, and the two level pressure energy starts
Machine is connect by two level shaft coupling with secondary generator, and exhaust pipe is additionally provided on the two level pressure energy engine.
Further, the pressure in the high pressure tank is 30MPa.
Further, the level-one pressure energy engine is two stroke piston formula engines.
Further, the two level pressure energy engine is turbogenerator.
Another side according to the invention provides a kind of electricity-generating method of the power generator using air pulse, including with
Lower step：
S1 air energy storage generates pressure-air by air compressor and is stored to high pressure tank；
S2 is depressured, and it is laggard that the pressure reducing valve that the pressure-air in high pressure tank passes through on the second appendix reduces to predetermined pressure
Enter to level-one pressure energy engine；
S3 pulsed drives, the middle pressure air in above-mentioned S2 after decompression carry out pulse exoergic in level-one pressure energy engine
Acting makes the pressure energy of air release mechanical energy to be converted to engine in the form of a pulse；
S4 generates electricity, and the mechanical energy of the level-one pressure energy engine in above-mentioned S3 is converted to by the level-one generator connected
Electric energy.
Further, pressure sensor is provided in the high pressure tank, when high-pressure gas pressure inside the tank reaches maximum
The operation of air compressor is then controlled to slow down during predetermined value, then controlled when the pressure in high pressure tank reaches minimum predetermined value
The operation of air compressor is accelerated.
Compared with prior art, the beneficial effects of the invention are as follows：
1. a kind of power generator and electricity-generating method using air pulse provided by the invention is with quick release air pressure energy
It obtains larger generated output, in system operation reaches regulation and control pulse frequency and time by regulating and controlling engine speed
Purpose, essence is an impulse generator and adjuster, as long as regulation and control are proper, can just be obtained with less quantitative energy supply
Larger power；
2. the pollutant of any pollution environment will not be generated in power generation process；
3. every place for having air can build distributing air power station or concentrating type air power station, not by
The influence and restriction of environmental factor；
4. not influenced during generator operation by factors such as time, environment, weathers, fluctuation will not be generated, this
Advantage be all eco-friendly power source wind power generation, photovoltaic generation, tidal power it is incomparable；
5. building the technological process very simple in power station, required equipment is few, cost of investment is few, the construction period is short, used to set
Standby manufacturing process is very ripe, puts into operation after site installation test；
6. safety during generator operation, it is steady, without fluctuation, service life was truly realized up to 15 years or more
Power generation low cost, high efficiency.
Description of the drawings
Fig. 1 is a kind of structure diagram of specific embodiment provided by the invention；
Reference numeral
1st, air compressor；2nd, high pressure tank；3rd, level-one pressure energy engine；4th, level-one generator；5th, the first appendix；
6th, electromagnetism check valve；7th, the second appendix；8th, pressure reducing valve；9th, level-one shaft coupling；10th, residual air discharge pipe；11st, two level pressure energy starts
Machine；12nd, two level shaft coupling；13rd, secondary generator；14th, exhaust pipe.
Specific embodiment
In order to which those skilled in the art is made to be better understood from the present invention program, below in conjunction with the accompanying drawings to the implementation of the present invention
Mode elaborates.
With reference to Fig. 1, the present invention provides a kind of power generator using air pulse, are stored up including air compressor 1, high pressure
Gas tank 2, level-one pressure energy engine 3 and level-one generator 4, connect between air compressor 1 and the inlet end of high pressure tank 2
The first appendix 5 is connected with introducing the compressed air for passing through air compressor 1 into high pressure tank 2, on the first appendix 5
Electromagnetism check valve 6 is provided with, it is defeated to be communicated with second between the exhaust end of high pressure tank and the input terminal of level-one pressure energy engine 3
Tracheae 7, is provided with pressure reducing valve 8 on the second appendix, the output shaft of level-one pressure energy engine and the input shaft of level-one generator it
Between be connected with level-one shaft coupling 9, by level-one pressure energy engine 3 drive level-one shaft coupling 9 so that level-one generator 4 is transported
Row, level-one pressure energy engine generate residual air in the process of running, and the configured residual air in level-one pressure energy engine end of residual air is arranged
Outlet pipe 10 is discharged.
Above-mentioned setting, 1 compressed air of air compressor generate pressure for 25MPa-35MPa (in the present embodiment, air pressure
Preferably 30MPa) air, it is supreme that electromagnetism check valve 6 controls pressure-air to introduce the air of compression by the first appendix 5
It presses in air accumulator, air is depressured to and can met by the pressure reducing valve on the second appendix 7 by the pressure-air in high pressure tank 2
Level-one pressure energy engine 3 works required pressure, and air pressure is 1.5MPa-2.5MPa at this time, is allowed to start with level-one pressure energy
Machine carries out parameter matching, and the middle pressure air of 1.5MPa-2.5MPa carries out quick pulse exoergic in level-one pressure energy engine and does
Work(is enable the pressure of air rapidly to be released within the time of 0.02 second to 0.03 second with impulse form, is changed into level-one
The mechanical energy of pressure energy engine.Level-one is connected between the output shaft of level-one pressure energy engine 3 and the input shaft of level-one generator 4
Shaft coupling 9, by level-one pressure energy driven by engine level-one shaft coupling so that level-one generator is run, so as to send out required electricity
Can, the configured residual air discharge pipe 10 in level-one pressure energy engine end of residual air is discharged.
It should be noted that in this embodiment, level-one pressure energy engine uses Patent No. 201420472163.5 2
Stroke piston formula engine is downloaded in 0.02 second to 0.03 second in 1500 revs/min of rated speeds and quickly realizes pulsed drive,
Special gas pressure energy engine on the market may be used and realize this process.
In a preferred embodiment, in order to ensure that residual air does not waste, the pressure discharged in 3 operational process of level-one pressure energy engine
For the residual air of 0.5MPa~0.8MPa, two level power generation can be carried out and reused, residual air discharge pipe 10 and two level pressure energy engine
11 input terminal connection, residual air enter two level pressure energy engine by residual air discharge pipe 10, gas pressure energy are changed into hair again
The mechanical energy of motivation, two level pressure energy engine are connect by two level shaft coupling 12 with secondary generator 13, pass through two level shaft coupling
Device drives the secondary generator of series connection to send out required electric energy, is additionally provided with exhaust pipe on two level pressure energy engine, residual gas from
Exhaust pipe 14 is discharged.
Another side according to the invention provides a kind of electricity-generating method of the power generator using air pulse, including with
Lower step：
S1 air energy storage generates pressure-air by air compressor and is stored to high pressure tank；
S2 is depressured, and it is laggard that the pressure reducing valve that the pressure-air in high pressure tank passes through on the second appendix reduces to predetermined pressure
Enter to level-one pressure energy engine；
S3 pulsed drives, the middle pressure air in above-mentioned S2 after decompression carry out pulse exoergic in level-one pressure energy engine
Acting makes the pressure energy of air release mechanical energy to be converted to engine in the form of a pulse；
S4 generates electricity, and the mechanical energy of the level-one pressure energy engine in above-mentioned S3 is converted to by the level-one generator connected
Electric energy.
Preferably, in order to make entire power generation process more steady, pressure sensor is provided in high pressure tank, when high pressure is stored up
The shutdown of air compressor is then controlled to rest when gas pressure inside the tank reaches maximum predetermined value, when the pressure in high pressure tank reaches
The booting work of air compressor is then controlled during minimum predetermined value.
In the embodiment of the present invention, the superposition of level-one generator and secondary generator is exactly the gross generation of the present invention, hair
Electric cost is only 0.05 yuan~0.1 yuan/often spend, cost is quite cheap.
Calculation formula is as follows：
(1) the level-one pressure energy engine list cylinder ram charging time：
T=60s/min/ (n*M)=60/ (1500*2)=0.02s
In formula：T is single cylinder ram charging time, unit：s
N is level-one pressure energy engine crankshaft rotating speed 1500r/min
Number of strokes of the M for level-one pressure energy engine, M=2
(2) power that single cylinder intake pulse is done work each time：
N1=E1/t1
In formula：Power of the N1 for each ram charging of single cylinder, unit：KW
Calm the anger interior energies of the E1 for each ram charging of single cylinder, unit：KJ
Times of the t1 for each ram charging of single cylinder, unit：s
(3) interior energy of calming the anger of each ram charging of single cylinder：
E1=L1*E0
In formula：Discharge capacities of the L1 for single cylinder, unit：m3
E0 is every cubic metre of the pressure interior energy of calming the anger into cylinder, unit：KJ/m3
(4) the power generation general power of system：
N=N1* β=[(L1* β * f*E0*n2)/30]*n2/60
N=(L1* β * f*E0*n2)/1800
In formula：β is cylinder sum
F is that high pressure turns the middle transducing coefficient pressed, value 0.7~0.8
From above-mentioned importing formula：System generated output N and rotating speed n2Linearly proportional, burst length t is with turning
Fast n2Inversely proportional relationship.Properly increase the generating efficiency that engine speed is conducive to system power generation.
Cost of electricity-generating calculates：
1st, generator power calculates：
1500 revs/min of engine revolution, output power 15.8KW.
Two-stroke engine power is 1.5~1.6 times of (People's Transportation Press 1993 of four strokes《Automobile construction》The first volume
Page 29), then power is：15.8*1.6=25KW.
Generator power is：(25/1.2=21KW engine power cannot export at full capacity)
2nd, air pressure energy power calculation：
(1) output pressure calculates (oepration at full load is unfavorable to air compressor machine) by 30MPa, and pneumatics acc power selects 4KW.
(2) flow is 0.2 cube m/min=3.33 liters/second.
(3) power P=PQ=30*3.33=100KW.
(4) specific power=100/25=4, i.e.,：Gas production works 4 hours air compressor machine for engine per hour, then generates electricity
Machine output power is：21*4=84KW.
Cost of electricity-generating=1.1/21=0.05 members/degree.Thus compared to the cost of electricity-generating of the prior art for, the present invention is big
Reduce cost of electricity-generating greatly.
The foregoing is merely the embodiment of the present invention, are not intended to limit the scope of the invention, every to utilize this hair
The equivalent structure or equivalent flow shift that bright description is made directly or indirectly is used in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (7)
1. a kind of power generator using air pulse, it is characterised in that：Including air compressor (1), high pressure tank (2),
Level-one pressure energy engine (3) and level-one generator (4), the inlet end of the air compressor and the high pressure tank it
Between be communicated with the first appendix (5) introducing the compressed air for passing through the air compressor into high pressure tank, it is described
Electromagnetism check valve (6), the exhaust end of the high pressure tank and the level-one pressure energy engine are provided on first appendix
The second appendix (7) is communicated between input terminal, pressure reducing valve (8), the level-one pressure energy hair are provided on second appendix
Level-one shaft coupling (9) is connected between the input shaft of the output shaft of motivation (3) and the level-one generator (4), passes through level-one pressure
So that the level-one generator is run, the level-one pressure energy engine is being run level-one shaft coupling described in energy driven by engine
Residual air is generated in the process, and the configured residual air discharge pipe (10) in level-one pressure energy engine end of residual air is discharged；
Pressure in the high pressure tank is 25MPa-35MPa, is then subtracted after the pressure reducing valve processing on the first appendix
It is depressed into 1.5MPa~2.5MPa；The residual air pressure that the level-one pressure energy engine is discharged in the process of running for 0.5MPa~
0.8MPa。
2. the power generator according to claim 1 using air pulse, it is characterised in that：The residual air discharge pipe (10)
Connected with the input terminal of two level pressure energy engine (11), the two level pressure energy engine by two level shaft coupling (12) and with two level
Generator (13) connects, and exhaust pipe (14) is additionally provided on the two level pressure energy engine.
3. the power generator according to claim 1 using air pulse, it is characterised in that：In the high pressure tank
Pressure is 30MPa.
4. the power generator according to claim 1 using air pulse, it is characterised in that：The level-one pressure energy engine
For two stroke piston formula engines.
5. the power generator according to claim 2 using air pulse, it is characterised in that：The two level pressure energy engine
For turbogenerator.
6. the electricity-generating method of the power generator of air pulse, feature are utilized according to the claims 1-5 any one of them
It is：Include the following steps：
S1 air energy storage generates pressure-air by air compressor and is stored to high pressure tank；
S2 is depressured, and the pressure-air in high pressure tank enters to after the pressure reducing valve on the second appendix reduces to predetermined pressure
Level-one pressure energy engine；
S3 pulsed drives, the middle pressure air in above-mentioned S2 after decompression carry out pulse exoergic in level-one pressure energy engine and do
Work(makes the pressure energy of air release mechanical energy to be converted to engine in the form of a pulse；
S4 generates electricity, and the mechanical energy of the level-one pressure energy engine in above-mentioned S3 is converted to electricity by the level-one generator connected
Energy.
7. the electricity-generating method according to claim 6 using air pulse, it is characterised in that：It is set in the high pressure tank
Pressure sensor is equipped with, the operation of air compressor is then controlled to slow down when high-pressure gas pressure inside the tank reaches maximum predetermined value,
The operation of air compressor is then controlled to accelerate when the pressure in high pressure tank reaches minimum predetermined value.
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| CN201810233476.8A CN108266352A (en) | 2018-03-21 | 2018-03-21 | A kind of power generator and electricity-generating method using air pulse |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130992A (en) * | 2019-05-24 | 2019-08-16 | 深圳赛诺凡尔纳能源有限公司 | Energy-storage generating apparatus, method and system based on air-powered motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498293A (en) * | 2009-02-27 | 2009-08-05 | 霸州市利华燃气储运有限公司 | Gas power compression system |
| CN202645870U (en) * | 2012-06-01 | 2013-01-02 | 河北省电力勘测设计研究院 | Compressed air energy storage type wind generating system |
| CN104806313A (en) * | 2015-05-06 | 2015-07-29 | 中国科学院工程热物理研究所 | Constant temperature compressed air energy storage system and method |
-
2018
- 2018-03-21 CN CN201810233476.8A patent/CN108266352A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498293A (en) * | 2009-02-27 | 2009-08-05 | 霸州市利华燃气储运有限公司 | Gas power compression system |
| CN202645870U (en) * | 2012-06-01 | 2013-01-02 | 河北省电力勘测设计研究院 | Compressed air energy storage type wind generating system |
| CN104806313A (en) * | 2015-05-06 | 2015-07-29 | 中国科学院工程热物理研究所 | Constant temperature compressed air energy storage system and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130992A (en) * | 2019-05-24 | 2019-08-16 | 深圳赛诺凡尔纳能源有限公司 | Energy-storage generating apparatus, method and system based on air-powered motor |
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