CN209011956U - A kind of starter of gas turbine - Google Patents
A kind of starter of gas turbine Download PDFInfo
- Publication number
- CN209011956U CN209011956U CN201821560364.5U CN201821560364U CN209011956U CN 209011956 U CN209011956 U CN 209011956U CN 201821560364 U CN201821560364 U CN 201821560364U CN 209011956 U CN209011956 U CN 209011956U
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- compressor
- gas turbine
- blowing device
- starter
- fuel chamber
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Abstract
The utility model relates to gas turbine field, spy is related to a kind of starter of gas turbine.Including blowing device, thermoregulator, gas turbine, gas turbine includes compressor, fuel chamber, fuel chamber input port is connect with compressor outlet side, it is characterized by: fuel chamber's delivery outlet is connect with thermoregulator, thermoregulator is connect with blowing device, blowing device delivery outlet is connect with compressor air inlet machine end, is blown on the impeller of compressor when flowing into from the air-flow that blowing device sucks from the inlet end of compressor.The device of the utility model heats starting air-flow using fuel chamber's heat outputting working medium circulation, the speed of air-flow is improved, to enable the device quick start of the utility model.
Description
Technical field
The utility model relates to gas turbine field, spy is related to a kind of starter of gas turbine.
Background technique
Existing gas turbine air starting system will be atmospheric compressed by compressor set, high pressure draught is formed, by this
High pressure draught can start gas turbine.The pressure-air activation system needs volume and the huge compressor of power
Group, is unfavorable for large-scale promotion application, is not suitable for medium and small miniature gas turbine especially.
Chinese invention patent " a kind of gas turbine air starting apparatus and system " (application number 201610720142.4) is public
A kind of air starting device is opened, which is started by way of compressor compresses air, and, starting small with load is put down
The features such as steady.But air push compressor is simply used, there is also starting, the time is longer, for biggish compressor, needs
The compressor that use larger model, to increase the manufacturing cost of device.
Summary of the invention
In view of the deficiencies of the prior art, the utility model provides a kind of starter of gas turbine.The utility model
Device starting air-flow is heated using fuel chamber's heat outputting working medium circulation, the speed of air-flow is improved, to keep this practical new
The device of type being capable of quick start.
The technical solution of the utility model is: a kind of starting method of gas turbine, it is characterised in that: compressor outlet side
Become high-temperature gas through fuel chamber, high-temperature gas is after thermoregulator using blowing device, the wind of blowing device blowout
Air-flow is formed, is blown on the impeller of compressor using the air-flow, to form airflow circulating.
According to a kind of starting method of gas turbine as described above, it is characterised in that: air-flow is blown at compressor blade tip,
Until rotating speed of gas compressor reaches starting revolving speed.
According to a kind of starting method of gas turbine as described above, it is characterised in that: compressor outlet side and temperature tune
The first valve is added between section device or the second valve is added between blowing device and compressor air inlet machine end.
According to a kind of starting method of gas turbine as described above, it is characterised in that: blowing device is ventilation blower or drum
Blower.
A kind of starter of gas turbine, including blowing device, thermoregulator, gas turbine, gas turbine include
Compressor, fuel chamber, fuel chamber input port are connect with compressor outlet side, it is characterised in that: fuel chamber's delivery outlet and temperature tune
Device connection is saved, thermoregulator is connect with blowing device, and blowing device delivery outlet is connect with compressor air inlet machine end, from blowing device
The air-flow of sucking is blown on the impeller of compressor when flowing into from the inlet end of compressor.
According to a kind of starter of gas turbine as described above, it is characterised in that: further include the first valve, fuel chamber
First valve is set between delivery outlet and thermoregulator.
According to a kind of starter of gas turbine as described above, it is characterised in that: it further include the second valve, blowing dress
It sets and the second valve is set between compressor.
According to a kind of starter of gas turbine as described above, it is characterised in that: the air-flow sucked from blowing device
It is blown at compressor blade tip when being flowed into from the inlet end of compressor.
According to a kind of starter of gas turbine as described above, it is characterised in that: it further include rear part temperature adjuster,
Rear part temperature adjuster is set between blowing device and compressor.
According to a kind of starter of gas turbine as described above, it is characterised in that: blowing device is ventilation blower or drum
Blower.
According to a kind of starter of gas turbine as described above, it is characterised in that: the working medium temperature after heater
Degree reaches 200 DEG C~500 DEG C, and working medium reaches temperature to be influenced by the material of compressor impeller, if compressor impeller is aluminium alloy
Material, preferable temperature value are 270 DEG C；If compressor impeller is titanium alloy material, preferable temperature value is 450 DEG C.
The beneficial effects of the utility model are: first is that working medium circulation is realized by blowing device, relative to compressor scheme
The embodiment of the utility model cost is greatly lowered；Second is that blowing device guarantees flow, gas energy is increased by fuel chamber
Amount improves working medium speed, keeps gas turbine capable of fast starting；Third is that starting working medium circulation is recycled using inside, it is no added
Or loss, the scope of application is not limited to use air as the gas turbine of working medium, further include use helium, carbon dioxide etc. as
The gas turbine of working medium can be used, and not need additionally to supplement working medium.Fourth is that being exported by thermoregulator regulating gas room
The temperature of working medium, it is ensured that the high temperature refrigerant that blowing device will not be exported by fuel chamber damages；Fourth is that the utility model is being applied to
Power is less than as the cost of thermoregulator using high-power heating in hundred kilowatts or more gas turbines, using heat exchanger
The cost of device or combustion chamber.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of another embodiment of the utility model.
Detailed description of the invention: gas turbine 1, compressor 11, fuel chamber 12, turbine 13, load 14, blowing device 21, temperature tune
Save device 22, rear part temperature adjuster 22A, the first valve 23, the second valve 24, motor 25.
Specific embodiment
The technical solution of the utility model is described further below in conjunction with attached drawing.
A kind of starting method of gas turbine of the utility model, the wind that blowing device 21 is blown out form air-flow, utilize this
Air-flow is blown on the impeller of compressor 11, is preferably blown at 11 blade tip of compressor.11 outlet side of compressor becomes through fuel chamber 12
High-temperature gas, high-temperature gas is passing through blowing device 21 after thermoregulator 22, so that airflow circulating is formed, until calming the anger
Until 11 revolving speed of machine reaches starting revolving speed, to complete the soft start of gas turbine.In the method start-up course of the utility model,
The temperature that the process gas from combustion chamber is adjusted when the effect of thermoregulator 22, so that it will not melt and blow because temperature is excessively high
Wind apparatus, or the blowing device that heat-resisting material must be used to make, increase cost.
In the method for the utility model, the first valve can be added between 11 outlet side of compressor and thermoregulator 22
23；The second valve 24 is added between 11 inlet end of blowing device 21 and compressor.So on startup, valve is opened, is completed
After starting, valve is closed.And pipeline safety more preferable for the flow quantity control effect of air-flow is higher.
The blowing device 21 of the utility model can be ventilation blower or air blower, such as fan.
As shown in Figure 1, a kind of starter of gas turbine of the utility model includes blowing device 21, thermoregulator
22, valve and gas turbine 1.Gas turbine 1 includes compressor 11, fuel chamber 12, turbine 13, load 14, and fuel chamber 12 inputs
Mouth is connect with 11 outlet side of compressor, and 12 delivery outlet of fuel chamber is connect with turbine 13.The compressor 11 and turbine of the utility model
13 can be coaxially connected, and the rotation of turbine 13 drives compressor 11 to rotate.The compressor 11 or turbine 13 of the utility model connect load
14。
As shown in Figure 1, valve includes the first valve 23 and the second valve 24,12 delivery outlet of fuel chamber passes through the first valve 23
Connect afterwards with thermoregulator 22, thermoregulator 22 is connect with blowing device 21,21 rear portion of blowing device can directly with calm the anger
The connection of 11 inlet end of machine or 21 rear portion of blowing device are connect by the second valve 24 with 11 inlet end of compressor.From blowing device 21
The air-flow of sucking is blown on the impeller of compressor 11 when flowing into from the inlet end of compressor 11, is preferably blown in 11 blade tip of compressor
Place.As shown in Figure 1, blowing device 21 drives rotation using motor 25.
As the further scheme of the utility model, as shown in Fig. 2, can be in blowing device 21 and 11 inlet end of compressor
Rear part temperature adjuster 22A is added, is adjusted according to demand so further to the gas temperature for entering compressor 11.
Temperature of Working after fuel chamber 12 reaches 200 DEG C~500 DEG C, and working medium reaches material of the temperature by compressor impeller
Matter influences, if compressor impeller is aluminum alloy material, preferable temperature value is 270 DEG C；If compressor impeller is titanium alloy material
Matter, preferable temperature value are 450 DEG C.
The utility model can the first valve 23 and the second valve 24 settable one, that is, when can ensure that compressor 11 is normal,
By close valve make fuel chamber 12 export other do not flow into thermoregulator 22, such as do not have valve, may cause work
When, segment fluid flow flows into thermoregulator 22 and blowing device 21.For gas turbine of less demanding, valve can not be set.The
One valve 23 and the second valve 24 are arranged simultaneously, and pipeline safety more preferable for the flow quantity control effect of air-flow is higher.
Claims (7)
1. a kind of starter of gas turbine, including blowing device, thermoregulator, gas turbine, gas turbine includes pressure
Mechanism of qi, fuel chamber, fuel chamber input port are connect with compressor outlet side, it is characterised in that: fuel chamber's delivery outlet and temperature are adjusted
Device connection, thermoregulator are connect with blowing device, and blowing device delivery outlet is connect with compressor air inlet machine end, are inhaled from blowing device
The air-flow entered is blown on the impeller of compressor when flowing into from the inlet end of compressor.
2. a kind of starter of gas turbine according to claim 1, it is characterised in that: it further include the first valve, combustion
First valve is set between gas chamber delivery outlet and thermoregulator.
3. a kind of starter of gas turbine according to claim 1, it is characterised in that: further include the second valve, blow
Second valve is set between wind apparatus and compressor.
4. a kind of starter of gas turbine according to claim 1, it is characterised in that: the gas sucked from blowing device
Stream is blown at compressor blade tip when flowing into from the inlet end of compressor.
5. a kind of starter of gas turbine according to claim 1, it is characterised in that: further include that rear part temperature is adjusted
Rear part temperature adjuster is arranged in device between blowing device and compressor.
6. a kind of starter of gas turbine according to claim 1, it is characterised in that: the working medium after fuel chamber
Temperature range is 200 DEG C~500 DEG C, and when compressor impeller is aluminum alloy material, the Temperature of Working after heater is 270 DEG C；When
Compressor impeller is titanium alloy material, and the Temperature of Working after heater is 450 DEG C.
7. a kind of starter of gas turbine according to claim 1, it is characterised in that: blowing device be ventilation blower or
Air blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821560364.5U CN209011956U (en) | 2018-09-25 | 2018-09-25 | A kind of starter of gas turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821560364.5U CN209011956U (en) | 2018-09-25 | 2018-09-25 | A kind of starter of gas turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209011956U true CN209011956U (en) | 2019-06-21 |
Family
ID=66834113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821560364.5U Active CN209011956U (en) | 2018-09-25 | 2018-09-25 | A kind of starter of gas turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209011956U (en) |
-
2018
- 2018-09-25 CN CN201821560364.5U patent/CN209011956U/en active Active
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