CN105089909A - Gas power device - Google Patents
Gas power device Download PDFInfo
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- CN105089909A CN105089909A CN201410232616.1A CN201410232616A CN105089909A CN 105089909 A CN105089909 A CN 105089909A CN 201410232616 A CN201410232616 A CN 201410232616A CN 105089909 A CN105089909 A CN 105089909A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
Abstract
The invention provides a gas power device. The structure of the gas power device comprises a combustor, an ejector, a turbine machine, a supercharger and a controller. When fuels combust supported by air in the combustor, high-temperature and high-pressure gases are generated to start the ejector; ejection pushes the turbine machine to perform mechanical work externally; the controller controls the combustor and the ejector. The combustor is in a round-piping shape and arranged vertically. The structure of the combustor comprises an air inlet, one check valve, a natural gas inlet, another check valve, a combustion chamber and an igniter. The ejector is composed of two parts of pipe section of a vertical part and a horizontal part. The structure of the ejector comprises a water inlet, a triple valve, a water injection pipe and a water injection nozzle. The turbine machine is an impact-type water funnel hydroturbine. The structure of the supercharger comprises a steam inlet, a steam pipe and a triple valve body. High-pressure water vapor enters the steam pipe through the steam inlet. When the triple valve body is communicated with the steam pipe, the high-pressure water vapor in the steam pipe flows into the water injection pipe immediately and pushes water flow reversely; the gases are supercharged; the combustion efficiency is improved.
Description
Technical field
The present invention relates to energy technology, particularly relate to a kind of gas power device.
Background technique
Primary energy is based on gaseous fuel, and renewable energy sources is auxiliary, utilizes all utilizable resources; Secondary energy are to be distributed in the thermoelectric cold cogeneration of user side, and other central energy supply systems are auxiliary, realize the energy cascade utilization directly meeting the multiple demand of user, and provided support by central energy supply system and supplement; In environmental protection, part is polluted decentralized, resource, strive for the target realizing appropriateness discharge.
Distributed energy is a kind of energy supply mode building user side in, can independent operating, also can be incorporated into the power networks, maximize with resource, environmental benefit the system determining mode and capacity, by user's various energy resources demand, and status of resource allocation carries out system combination optimization, adopting the novel energy system of demand reply formula design and modular arrangements, is the distributing energy-provision way relative to central energy supply.
International distributed energy alliance WADE is defined as distributed energy: the efficient cool/cogeneration system being arranged on user side, and system can in consumption place (or near) generating, the wasted energy that efficiency utilization generating produces, and produces heat and electric; On-the-spot end renewable energy system comprises the heat recovery system utilizing on-the-spot waste gas, used heat and unnecessary pressure reduction to generate electricity.
Distributed energy has that efficiency utilizes rationally, loss is little, pollutes less, flexible operation, the features such as system economy is good.Distributed energy resource system distribution is placed in the energy cascade utilization of Demand-side, and comprehensive utilization of resources and renewable energy sources facility.By on-the-spot in demand, according to the different demands of user to the energy, realize temperature counterpart supply energy source, the loss of conveying process is down to minimum, thus realize the maximization of using energy source usefulness.Distributed energy maximizes with resource, environmental benefit, determines the system of mode and capacity, according to terminal energy sources utilization ratio optimization determination scale.
Distributed energy adopts advanced energy conversion technology, as possible the discharge of decreasing pollution thing, and makes discharge decentralized, is convenient to the absorption of periphery vegetation.Meanwhile, distributed energy utilizes its discharge amount little, the advantage that emission intensity is low, predominant emissions can be realized resource recycling, such as: exhausting air Fertilizer Transformed.
In recent years, the development of developed country's distributed energy is swift and violent.Government of developed country is led by planning, technical support, preferential policy, and set up reasonable prices mechanism and unified Grid-connection standards, effectively promote the development of distributed energy, distributed energy resource system accounting in whole energy system improves constantly, and wherein European Union's distributed energy accounting about reaches 10%.China's distributed energy is started late, mainly concentrate on the big cities such as Beijing, Shanghai, Guangzhou, infield is hospital, hotel, office building and university city etc., due to the problem of the aspects such as technology, standard, interests, regulation, the main mode of " not grid-connected " or " grid-connected do not surf the Net " that adopts is run.
Distributed energy technology is the important development direction of future world energy technology, and it is high that it has efficiency of energy utilization, and environment negative effect is little, improves energy supply reliability and good in economic efficiency feature.Distributed energy be best embody energy-conservation, reduce discharging, the energy development mode of the multiple advantage such as safe, flexible." 12 " planning clearly proposes, applying of distributed energy resource system of making greater efforts to promote, and domestic outstanding distributed energy industry and enterprise, more and more payes attention to the research to industry market, particularly to the further investigation that development of company environment and demand trend change.
Distributed energy technology is must selecting of sustainable development of China.Chinese population is numerous, and own resource is limited, and according to current energy utilization patterns, the self-dependent energy is absolutely not support 1,300,000,000 people " off ".Use international energy not only to there is the serious restriction of energy security, and make the development in the world face a series of new problem and contradiction.The level of resources utilization based on existing energy resources, must improve with all strength in China, expands the comprehensive utilization scope of resource, and the key technology that distributed energy is dealt with problems beyond doubt.
There have been many distributed energy proficient service companies in China, most of constructed item operational excellence, and the Distribution of Natural formula energy has possessed the condition of extensive development in China.
The significance of development distributed energy has following several respects:
(1) Economy
Because distributed energy can heat, freeze with the waste heat of generating, therefore the energy is able to rational cascade utilization, thus can improve the utilization ratio (reaching 70%, 90%) of the energy.Grid-connected due to distributed power source, reduces or postponed big power station and grid, postponed electrical network and investment reduction.Meanwhile, the trend of transmission and distribution network is reduced, reduces network loss accordingly.
(2) feature of environmental protection
Because of its adopt rock gas to do fuel or with hydrogen, solar energy, wind energy for the energy, therefore the total emission volumn of harmful substance can be reduced, alleviate the pressure of environmental protection.A large amount of power supplies nearby decreases the construction of the remote high-tension transmission line of Large Copacity, not only decrease the electromagnetic pollution of high voltage transmission line thus, decrease land area and the line corridor of high voltage transmission line, decreasing the felling to setting this under circuit, being conducive to environmental protection.
(3) diversity of using energy source
Distributed power generation can utilize various energy resources; as clean energy resource (rock gas), new energy (hydrogen) and renewable energy sources (wind energy and solar energy etc.); and simultaneously for user provides the various energy resources application mode such as hot and cold, electric, be therefore the good approach of one solving energy crisis, improve efficiency of energy utilization and energy security problem.
(4) Peak Load Adjustment
Summer and winter load often peak time, be now hot and cold, the electric triple combined supply systems such as the gas turbine of fuel as adopted with rock gas, not only can solve the cooling of Summer and winter and the heat supply needs in winter, also provide a part of electric power simultaneously, peak load shifting effect can be played to electrical network thus.In addition, also partly solve peak-valley difference problems of too during natural gas supply, played the complementation of rock gas and electric power.
(5) safety and reliability
When large area blackout appears in bulk power grid, the distributed generation system with particular design still can keep normal operation, can improve the safety and reliability of power supply thus.
(6) electricity market problem
Distributed power generation can adapt to the needs of Power Market Development, does electricity by many fund-raisings, plays the competition mechanism in electric power construction market, power supply market.
(7) investment risk
The electric motor power of distributed power generation is general less, and the construction period is short, therefore can avoid the investment risk that the similar power large-scale electric generating station construction period brings.
(8) backwoodsman powerup issue
The many outlying and rural areas of China, away from bulk power grid, are therefore difficult to power from bulk power grid to it.Adopt the stand alone generating system of solar electrical energy generation, wind-power electricity generation and biomass power generation, a kind of method for optimizing of can yet be regarded as.
Wideling popularize distributed energy, for improving atmosphere environment, reducing haze, going back my blue sky, is a strong measure.But current, have the factor of several respects to have impact on the development of distributed energy, one of them key factor is exactly that to build the initial cost of distributed energy very large, particularly power plant are wherein expensive, and many people are hung back.
Summary of the invention
The object of the invention is to provide a kind of a kind of gas power device being applicable to distributed energy.
A kind of gas power device, its structure comprises: burner, sparger, turbo machine and control mechanism; Under air for supporting combustion, fuel burns in the burner, produces high-temperature high-pressure fuel gas and starts sparger, sparger sprays and promotes turbo machine, and turbo machine externally does work, and control mechanism controls combustion gas acting overall process, it is characterized in that: the structure of said gas power device, also comprise a pressurized machine.
Described burner, its profile is circular tube shaped, vertically arranges, and its structure comprises: air inlet, one-way valve, gas inlet, one-way valve, firing chamber and igniter; From the low-pressure air that blower fan comes, enter burner through air inlet, push one-way valve open, enter firing chamber; Meanwhile, rock gas also enters from gas inlet, through one-way valve, enters firing chamber; In firing chamber, air and rock gas Homogeneous phase mixing are combustion gas, and combustion gas is lighted by igniter controlled-ignition.
Described sparger, its profile is syphon shape, and be made up of vertical and horizontal two-part pipeline section, its structure comprises: water intake, three-way valve, shower and water orifice; Low-pressure water enters water jetting apparatus from water intake, through three-way valve, enters the vertical of shower and horizontal two-part pipeline section successively, finally arrives at and go out water orifice.
Described turbo machine, it is runner bucket water turbine, and its structure comprises: bucket, impeller and wheel shaft; When shower is outwards sprayed water rapidly by water orifice, direct impulse water turbine bucket, impeller rotates, and is externally done work by wheel shaft.
Described pressurized machine, its profile is vertical tubulose, and its structure comprises: steam inlet, steam tube and three-way valve, and three-way valve is connected between steam tube and the shower of sparger; High-pressure steam, by steam inlet, enters and is full of steam tube, and when steam tube connected by three-way valve, the high pressure steam in steam tube oppositely flows into shower at once.
Described control mechanism, it comprises motor and cam mechanism; Driven by motor cam mechanism, the collaborative commutation of two three-way valve for controlling sparger and pressurized machine and the igniting of combustion chamber ignition device.
Advantage of the present invention is:
1, a kind of gas power device of the present invention, can be used for distributed energy, replaces gas turbine installation wherein, has the thermal efficiency high equally.
2, a kind of gas power device of the present invention, equipment is few, and volume is little, lightweight, is convenient to safeguard.
3, the water turbine of a kind of gas power device of the present invention works at normal temperatures, do not need expensive High-temperature resistant alloy material; Rotational speed of water turbine is low, shakes less; Hydraulic pressure in water turbine housing is low, and housing compressive strength requires low.
4, a kind of gas power device of the present invention, energy transfer mechanism is simple, easy to manufacture, invests little, easy and simple to handle, reliable operation.
Accompanying drawing explanation
Fig. 1 is the overall construction drawing of a kind of gas power device embodiment of the present invention;
Fig. 2 is the process chart of a kind of gas power device embodiment of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
Fig. 1 gives the present invention the overall construction drawing of a kind of gas power device embodiment, and it comprises five parts: burner, sparger, pressurized machine, turbo machine 400 and control mechanism 500.
Burner profile is circular tube shaped, vertically arranges, and its structure comprises: air inlet 110, one-way valve 120, gas inlet 125, one-way valve 130, firing chamber 135 and igniter 140.
From the low-pressure air that blower attracts, enter burner through air inlet 110, push one-way valve 120 open, enter firing chamber 135; Meanwhile, rock gas also enters from gas inlet 125, through one-way valve 130, enters firing chamber 135; In firing chamber, air and rock gas Homogeneous phase mixing.
Sparger profile is syphon shape, and be made up of vertical and horizontal two-part pipeline section, its structure comprises: water intake 210, three-way valve 220, shower 230 and water orifice 240.
Low-pressure water enters water jetting apparatus from water intake 210, through three-way valve 220, enters the vertical of shower 230 and horizontal two-part pipeline section successively, finally arrives at and go out water orifice 240.
Pressurized machine profile is vertical tubulose, and its structure comprises: steam inlet 310, steam tube 315, three-way valve 320.
High-pressure steam, by steam inlet 310, enters and is full of steam tube 315, and when steam tube 315 connected by three-way valve 320, the high pressure steam in steam tube 315 oppositely flows into shower 230 at once.
Turbo machine 400 is runner bucket water turbine, and its structure comprises: bucket 410, impeller 420 and wheel shaft 430.When the water of shower, outwards sprayed rapidly by water orifice, direct impulse water turbine bucket 410, carries out energy interchange, drives turbine impeller 420 to rotate, and is externally done work by wheel shaft 430.
Control mechanism 500 comprises motor 505 and cam mechanism.Cam mechanism comprises camshaft 530, cam 510, cam 520, cam 540.Driven by motor cam mechanism, for controlling the collaborative commutation of two three-way valve and igniter fire; Wherein, cam 510 controls three-way valve 220 and commutates, and cam 520 control point firearm 140 is lighted a fire, and cam 540 controls three-way valve 320 and commutates.
Fig. 2 gives the present invention the process chart of a kind of gas power device embodiment.
2-1 schemes: under the control of control mechanism, and three-way valve 220 is curved logical, and three-way valve 320 leads directly to.
Low-pressure water enters water jetting apparatus from water intake 210, through three-way valve 220, enters shower 230.First the current entering shower 230 trickle downwards along vertical pipeline section, then flow through bend pipe, and steering horizontal trickles;
2-2 schemes: when low-pressure water flows through bend pipe in shower, and the moment of steering horizontal trickling, under the control of control mechanism, three-way valve 220 commutates, and becomes straight-through.
Low-pressure water stops entering shower; Low-pressure air enters burner through air inlet 110, pushes one-way valve open, enters firing chamber; Meanwhile, rock gas also enters from gas inlet 125, through one-way valve, enters firing chamber; In firing chamber, air and rock gas Homogeneous phase mixing are combustion gas, and through three-way valve 220, combustion gas promotes current and advances, and current front end flows to three-way valve 320.
2-3 schemes: when three-way valve 320 is arrived in current front end, under the control of control mechanism, three-way valve 320 commutates, and becomes curved logical.
High-pressure steam, by steam inlet 310, steam tube and three-way valve 320, oppositely flows into shower 230.High pressure steam expansion work, promotes the current reverse flow in shower 230, and current compression mixes by air the combustion gas formed with rock gas, gaseous-pressure raises rapidly.
2-4 schemes: when gas pressure compression process completes, under the control of control mechanism, igniter 140 is lighted a fire, and three-way valve 320 commutates simultaneously, becomes straight-through.Fuel gas buring, increased pressure, combustion gas is sharply expanded, and in injection pipe 230, combustion gas promotes current high speed flow through three-way valve 320 and water orifice 240, outwards sprays at a high speed, and as to strike turbine rotates acting.
Claims (6)
1. a gas power device, its structure comprises: burner, sparger, turbo machine and control mechanism; Under air for supporting combustion, fuel burns in the burner, produces high-temperature high-pressure fuel gas and starts sparger, sparger sprays and promotes turbo machine, and turbo machine externally does work, and control mechanism controls combustion gas acting overall process, it is characterized in that: the structure of said gas power device, also comprise a pressurized machine.
2. according to gas power device according to claim 1, it is characterized in that: described burner, its profile is circular tube shaped, vertically arranges, and its structure comprises: air inlet, one-way valve, gas inlet, one-way valve, firing chamber and igniter; From the low-pressure air that blower fan comes, enter burner through air inlet, push one-way valve open, enter firing chamber; Meanwhile, rock gas also enters from gas inlet, through one-way valve, enters firing chamber; In firing chamber, air and rock gas Homogeneous phase mixing are combustion gas, and combustion gas is lighted by igniter controlled-ignition.
3. according to gas power device according to claim 1, it is characterized in that: described sparger, its profile is syphon shape, and be made up of vertical and horizontal two-part pipeline section, its structure comprises: water intake, three-way valve, shower and water orifice; Low-pressure water enters water jetting apparatus from water intake, through three-way valve, enters the vertical of shower and horizontal two-part pipeline section successively, finally arrives at and go out water orifice.
4. according to gas power device according to claim 1, it is characterized in that: described turbo machine, it is runner bucket water turbine, and its structure comprises: bucket, impeller and wheel shaft; When shower is outwards sprayed water rapidly by water orifice, direct impulse water turbine bucket, impeller rotates, and is externally done work by wheel shaft.
5. according to gas power device according to claim 1, it is characterized in that: described pressurized machine, its profile is vertical tubulose, and its structure comprises: steam inlet, steam tube and three-way valve, and three-way valve is connected between steam tube and the shower of sparger; High-pressure steam, by steam inlet, enters and is full of steam tube, and when steam tube connected by three-way valve, the high pressure steam in steam tube oppositely flows into shower at once.
6. according to gas power device according to claim 1, it is characterized in that: described control mechanism, it comprises motor and cam mechanism; Driven by motor cam mechanism, the collaborative commutation of two three-way valve for controlling sparger and pressurized machine and the igniting of combustion chamber ignition device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410232616.1A CN105089909B (en) | 2014-05-23 | 2014-05-23 | A kind of gas power device |
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| CN201410232616.1A CN105089909B (en) | 2014-05-23 | 2014-05-23 | A kind of gas power device |
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| CN105089909A true CN105089909A (en) | 2015-11-25 |
| CN105089909B CN105089909B (en) | 2018-05-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110645102A (en) * | 2019-09-24 | 2020-01-03 | 北京航天动力研究所 | High-pressure gas collecting and stabilizing device and method suitable for afterburning circulating rocket engine |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2154171C1 (en) * | 1999-03-11 | 2000-08-10 | Караев Шамиль Магомедович | Gas-burning hydroelectric power plant |
| US6182615B1 (en) * | 1999-03-19 | 2001-02-06 | Charles H. Kershaw | Combustion-driven hydroelectric generating system |
| CN1560466A (en) * | 2004-02-25 | 2005-01-05 | 梁荣斌 | Power energy apparatus with air collector |
| CN101368512A (en) * | 2007-08-13 | 2009-02-18 | 斯奈克玛 | Turbine engine diffuser |
| CN101493015A (en) * | 2008-08-04 | 2009-07-29 | 尚德敏 | Automobile engine |
| CN101725432A (en) * | 2008-11-03 | 2010-06-09 | 尚德敏 | Jet engine of seaplane |
| CN202250396U (en) * | 2011-08-17 | 2012-05-30 | 黄建华 | Solid fuel generator |
| CN103470432A (en) * | 2013-09-26 | 2013-12-25 | 廖新军 | Pressure liquid flow power generation device and liquid pressurized spray device |
-
2014
- 2014-05-23 CN CN201410232616.1A patent/CN105089909B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2154171C1 (en) * | 1999-03-11 | 2000-08-10 | Караев Шамиль Магомедович | Gas-burning hydroelectric power plant |
| US6182615B1 (en) * | 1999-03-19 | 2001-02-06 | Charles H. Kershaw | Combustion-driven hydroelectric generating system |
| CN1560466A (en) * | 2004-02-25 | 2005-01-05 | 梁荣斌 | Power energy apparatus with air collector |
| CN101368512A (en) * | 2007-08-13 | 2009-02-18 | 斯奈克玛 | Turbine engine diffuser |
| CN101493015A (en) * | 2008-08-04 | 2009-07-29 | 尚德敏 | Automobile engine |
| CN101725432A (en) * | 2008-11-03 | 2010-06-09 | 尚德敏 | Jet engine of seaplane |
| CN202250396U (en) * | 2011-08-17 | 2012-05-30 | 黄建华 | Solid fuel generator |
| CN103470432A (en) * | 2013-09-26 | 2013-12-25 | 廖新军 | Pressure liquid flow power generation device and liquid pressurized spray device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110645102A (en) * | 2019-09-24 | 2020-01-03 | 北京航天动力研究所 | High-pressure gas collecting and stabilizing device and method suitable for afterburning circulating rocket engine |
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| CN105089909B (en) | 2018-05-29 |
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Denomination of invention: A gas power plant Effective date of registration: 20210622 Granted publication date: 20180529 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: HIT (HARBIN INSTITUTE OF TECHNOLOGY) KINT TECHNOLOGY Co.,Ltd. Registration number: Y2021230000010 |
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