CN204402691U - Exhaust gas turbo generator group - Google Patents
Exhaust gas turbo generator group Download PDFInfo
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- CN204402691U CN204402691U CN201420829578.3U CN201420829578U CN204402691U CN 204402691 U CN204402691 U CN 204402691U CN 201420829578 U CN201420829578 U CN 201420829578U CN 204402691 U CN204402691 U CN 204402691U
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- exhaust gas
- turbine
- permanent magnet
- waste gas
- generation unit
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
A kind of exhaust gas turbo generator group, comprises turbine, permanent magnet generator and inverter.Described turbine is in order to receive waste gas to be rotated by described exhaust gas driven.Described permanent magnet generator by the rotary actuation of described turbine in order to generating.Described inverter and described permanent magnet generator mechatronics convert required electric power to the electric power sent by described permanent magnet generator.
Description
Technical field
The present invention relates to a kind of electricity generating device, particularly relate to a kind of exhaust gas turbo generator group utilizing waste gas residual heat overbottom pressure.
Background technique
In existing tail-gas power generator, utilize complicated valve group equipment to carry out flow control to entering the tail gas before turbine, thus control frequency and the power of the electric power sent.In existing structure, because turbine speed needs constant, when master motor only runs under the power of certain limit, tail-gas power generator could run generating.Such as, be generally the 70-100% of main power scope in, just can pass into turbine power generation, otherwise the voltage to frequency wave range of the electricity sent is large, cannot meet grid-connected requirement.As too high in master motor power or too low, tail-gas power generator is shut down.Therefore cannot recycle tail gas during master motor low power run, cause reuse efficiency low.
Summary of the invention
In view of this, propose a kind of exhaust gas turbo generator group herein, high efficiente callback is carried out to the waste heat overbottom pressure of waste gas.
Exhaust gas turbo generator group in this paper generally comprises turbine, permanent magnet generator and inverter.Described turbine is in order to receive waste gas to be rotated by described exhaust gas driven.Described permanent magnet generator by the rotary actuation of described turbine in order to generating.Described inverter and described permanent magnet generator mechatronics convert required electric power to the electric power sent by described permanent magnet generator.
In one embodiment, speed reducer can be provided with between described turbine and described permanent magnet generator.
In one embodiment, described waste gas is piston-engined tail gas.
In one embodiment, described piston engine comprises pressurized machine, and described tail gas is the tail gas of discharging from described pressurized machine.
Also propose a kind of exhaust gas turbo generator group herein, comprise waste gas collection device and at least one turbine power generation unit.Described waste gas collection device and at least one exhaust gas source fluid communication are to collect the waste gas of at least one exhaust gas source described.At least one turbine power generation unit described is connected with described waste gas collection device to utilize described waste gas to generate electricity.Wherein, each turbine power generation unit comprises turbine, permanent magnet generator and inverter.Described turbine and described waste gas collection device fluid communication, in order to receive the waste gas of described waste gas collection device collection to be rotated by described exhaust gas driven.Described permanent magnet generator by the rotary actuation of described turbine in order to generating.Described inverter and described permanent magnet generator mechatronics convert required electric power to the electric power sent by described permanent magnet generator.
In one embodiment, the quantity of described exhaust gas source is multiple, and the quantity of described turbine power generation unit is one.In another embodiment, the quantity of described exhaust gas source is multiple, and the quantity of described turbine power generation unit is multiple, and each turbine power generation unit is optionally opened according to the quantity of described waste gas.In another embodiment, the quantity of described exhaust gas source is one, and the quantity of described turbine power generation unit is multiple, and each turbine power generation unit is optionally opened according to the quantity of described waste gas.
In certain embodiments, described exhaust gas source is piston engine.
In sum, exhaust gas turbo generator group provided herein, uses inverter to change the electric power that permanent magnet generator sends.When being combined with piston engine, turbine power generation unit can in the operation in larger scope of engine power.As long as motor runs in theory, no matter full working scope or Part load, turbine power generation unit just can automatically sense and automatically run, therefore more efficient to the recovery of the waste heat overbottom pressure of waste gas.The exhaust gas flow will no longer needing to arrange complicated valve group equipment in the upstream of turbine and control by turbine, therefore the present invention also simplify Systematical control and structure, reduces cost.In certain embodiments, one or more turbine power generation unit is driven after the exhaust gas merger of one or more exhaust gas source.Like this, these generator units can according to front end exhausted air quantity number and optionally open, allow turbine power generation unit be operated in optimal design efficient point position as far as possible, improve the operational efficiency of electricity generating device.In addition, multiple exhaust gas source drives the embodiment of a generator unit to reduce the cost of turbine power generation unit.
Accompanying drawing explanation
Fig. 1 is the system schematic of an embodiment of exhaust gas turbo generator group.
Fig. 2 is the system schematic of another embodiment of exhaust gas turbo generator group.
Fig. 3 is the system schematic of another embodiment of exhaust gas turbo generator group.
Embodiment
Before describing the embodiments in more detail, it should be understood that and the invention is not restricted to detailed construction in the application hereafter or described in accompanying drawing or arrangement of elements.The present invention can be the embodiment that alternate manner realizes.And, should be appreciated that wording used herein and term are only used as to describe purposes, should being construed as limiting property not explain.Similar wording meant and comprised item listed thereafter, its equivalent and other additional things " comprising " used herein, " comprising ", " having " etc.Particularly, when describing " certain element ", the quantity that the present invention does not limit this element is one, also can comprise multiple.
The system schematic of an embodiment of Fig. 1 exhaust gas turbo generator group.The exhaust gas turbo generator group of Fig. 1 generally comprises turbine 12, speed reducer 14, permanent magnet generator 16 and inverter 18.
Turbine 12 is in order to receive waste gas to be rotated by described exhaust gas driven from exhaust gas source 10.Exhaust gas source 10 is such as the tail gas that piston engine 10 produces.When motor 10 unequipped pressurized machine, the tail gas that turbine 12 receives can be directly obtain from the exhaust valve of motor 10; When motor 10 is equipped with pressurized machine, the tail gas that turbine 12 receives can be obtain from the relief opening of pressurized machine.
The rotation function of turbine 12 by the rear driving permanent magnet generator 16 of speed reducer 14 to generate electricity.Inverter 18 is electrically connected with permanent magnet generator 16 and converts required electric power to the electric power sent by permanent magnet generator 16.Such as, the electric power that permanent magnet generator 16 sends to be converted to the electric power of constant frequency and constant voltage grid-connected to carry out for inverter 18.
By using inverter 18 to carry out electric power conversion, turbine power generation unit of the present invention can in the operation in larger scope of engine power.As long as motor runs in theory, no matter full working scope or Part load, turbine power generation unit just can automatically sense and automatically run.The exhaust gas flow will no longer needing to arrange complicated valve group equipment in the upstream of turbine 12 and control by turbine, therefore this invention simplifies Systematical control and structure, reduces cost.
Fig. 2 is the system schematic of another embodiment of exhaust gas turbo generator group.The exhaust gas turbo generator group of Fig. 2 generally comprises multiple exhaust gas source 20, waste gas collection device 21, turbine 22, speed reducer 24, permanent magnet generator 26, inverter 28.Wherein, turbine 22, speed reducer 24, permanent magnet generator 26, inverter 28 working principle and structure can be the same with the embodiment of Fig. 1.Exhaust gas source 20 can be also equally with the embodiment of Fig. 1 piston engine 20.Multiple piston engine 10 is all communicated with waste gas collection device 21.Each piston engine 10 only has operationally just provides tail gas to waste gas collection device 21.As long as there is a motor 10 to run, exhaust gas generator group can be driven to run.Drive the situation of an exhaust gas generator group relative to a motor 10, multiple stage motor 10 drives an exhaust gas generator group to reduce the cost of exhaust gas generator group jointly.
Fig. 3 is the system schematic of another embodiment of exhaust gas turbo generator group.The exhaust gas turbo generator group of Fig. 3 generally comprises at least one exhaust gas source 30, waste gas collection device 31, multiple turbine 32, multiple speed reducer 34, multiple permanent magnet generator 36, multiple inverter 38.Wherein, turbine 32, speed reducer 34, permanent magnet generator 36, inverter 38 working principle and structure can be the same with aforesaid embodiment.Exhaust gas source 30 also can be piston engine 30, and its quantity can be one also can be several, is all communicated with waste gas collection device 31.Each piston engine 30 only has operationally just provides tail gas to waste gas collection device 31.As long as there is a motor 30 to run, the exhaust gas generator group of rear end can be driven to run.
With previous embodiment unlike, above-mentioned multiple turbine 32, multiple speed reducer 34, multiple permanent magnet generator 36, multiple inverter 38 correspondence formed multiple generator set.In the embodiment shown in fig. 3, the quantity of turbine 32, speed reducer 34, permanent magnet generator 36 and inverter 38 is respectively two, because which form two generator units 40.These two generator units optionally can open operation according to the quantity of front end waste gas.Such as when exhausted air quantity is few (such as only a part of motor 30 run or under motor 30 operates in low-power operating mode), only can start a generator unit operation to generate electricity, the turbine of the generator unit allowing this start is operated near optimal design efficient point position as far as possible.Along with exhausted air quantity increases (such as, more motor 30 starts or high power or rated power operation), two generator units can all generate electricity by startup optimization.
Although it should be pointed out that above-described embodiment is only described for two generator units, exhaust gas generator group of the present invention can design the generator unit of any suitable quantity as required, and these generator units are optionally opened according to the quantity of front end waste gas.Although above-described embodiment take piston engine as exhaust gas source is example, exhaust gas source can be any device that can provide high pressure-temperature, such as refuse incinerator, other industrial waste gas etc.
In sum, there is provided herein a kind of exhaust gas turbo generator group, its electric power using inverter 18 pairs of permanent magnet generatores to send is changed.When being combined with piston engine, turbine power generation unit can in the operation in larger scope of engine power.As long as motor runs in theory, no matter full working scope or Part load, turbine power generation unit just can automatically sense and automatically run.The exhaust gas flow will no longer needing to arrange complicated valve group equipment in the upstream of turbine and control by turbine, therefore this invention simplifies Systematical control and structure, reduces cost.In certain embodiments, one or more turbine power generation unit is driven after the exhaust gas merger of one or more exhaust gas source.Like this, these generator units can according to front end exhausted air quantity number and optionally open, allow turbine power generation unit be operated in optimal design efficient point position as far as possible, improve the operational efficiency of electricity generating device.In addition, multiple exhaust gas source drives the embodiment of a generator unit to reduce the cost of turbine power generation unit.
Concept described herein may be embodied to other form when not departing from its spirit and characteristic.Disclosed specific embodiment should be regarded as exemplary instead of restrictive.Therefore, scope of the present invention is by appended claim, instead of determines according to these descriptions before.Any change in the letter and equivalency range of claim all should belong to the scope of these claims.
Claims (10)
1. an exhaust gas turbo generator group, comprises turbine, and described turbine, in order to receive waste gas to be rotated by described exhaust gas driven, is characterized in that, described exhaust gas turbo generator group also comprises:
Permanent magnet generator, described permanent magnet generator by the rotary actuation of described turbine in order to generating; And
Inverter, described inverter and described permanent magnet generator mechatronics convert required electric power to the electric power sent by described permanent magnet generator.
2. exhaust gas turbo generator group as claimed in claim 1, is characterized in that, be provided with speed reducer between described turbine and described permanent magnet generator.
3. exhaust gas turbo generator group as claimed in claim 1, it is characterized in that, described waste gas is piston-engined tail gas.
4. exhaust gas turbo generator group as claimed in claim 3, it is characterized in that, described piston engine comprises pressurized machine, and described tail gas is the tail gas of discharging from described pressurized machine.
5. an exhaust gas turbo generator group, is characterized in that, it comprises:
Waste gas collection device, described waste gas collection device and at least one exhaust gas source fluid communication are to collect the waste gas of at least one exhaust gas source described; And
At least one turbine power generation unit, at least one turbine power generation unit described is connected with described waste gas collection device to utilize described waste gas to generate electricity, and wherein each turbine power generation unit comprises:
Turbine, described turbine and described waste gas collection device fluid communication, in order to receive the waste gas of described waste gas collection device collection to be rotated by described exhaust gas driven;
Permanent magnet generator, described permanent magnet generator by the rotary actuation of described turbine in order to generating; And
Inverter, described inverter and described permanent magnet generator mechatronics convert required electric power to the electric power sent by described permanent magnet generator.
6. exhaust gas turbo generator group as claimed in claim 5, it is characterized in that, the quantity of described exhaust gas source is multiple, and the quantity of described turbine power generation unit is one.
7. exhaust gas turbo generator group as claimed in claim 5, it is characterized in that, the quantity of described exhaust gas source is multiple, and the quantity of described turbine power generation unit is multiple, and each turbine power generation unit is optionally opened according to the quantity of described waste gas.
8. exhaust gas turbo generator group as claimed in claim 5, it is characterized in that, the quantity of described exhaust gas source is one, and the quantity of described turbine power generation unit is multiple, and each turbine power generation unit is optionally opened according to the quantity of described waste gas.
9. exhaust gas turbo generator group as claimed in claim 5, it is characterized in that, described exhaust gas source is piston engine.
10. the exhaust gas turbo generator group as described in claim 5-9 any one, is characterized in that, is provided with speed reducer between described turbine and described permanent magnet generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420829578.3U CN204402691U (en) | 2014-12-24 | 2014-12-24 | Exhaust gas turbo generator group |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420829578.3U CN204402691U (en) | 2014-12-24 | 2014-12-24 | Exhaust gas turbo generator group |
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| CN204402691U true CN204402691U (en) | 2015-06-17 |
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| CN201420829578.3U Active CN204402691U (en) | 2014-12-24 | 2014-12-24 | Exhaust gas turbo generator group |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533660A (en) * | 2014-12-24 | 2015-04-22 | 王崎文 | Exhaust turbine generator set |
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2014
- 2014-12-24 CN CN201420829578.3U patent/CN204402691U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533660A (en) * | 2014-12-24 | 2015-04-22 | 王崎文 | Exhaust turbine generator set |
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Effective date of registration: 20150930 Address after: 518000 Guangdong city Shenzhen province two Bagua road Futian District Xufei garden C building 18 floor 1804-2 unit Patentee after: Wisdom Energy Technology (Shenzhen) Corporation Ltd. Address before: Shenzhen City, Guangdong province 518000 Fuhua Road No. 6 Building 1403 business tax Patentee before: Wang Qiwen |