CN112648080A - Black start system of gas turbine - Google Patents
Black start system of gas turbine Download PDFInfo
- Publication number
- CN112648080A CN112648080A CN202110028558.0A CN202110028558A CN112648080A CN 112648080 A CN112648080 A CN 112648080A CN 202110028558 A CN202110028558 A CN 202110028558A CN 112648080 A CN112648080 A CN 112648080A
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- Prior art keywords
- gas turbine
- combustion engine
- internal combustion
- module
- fuel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 241001672018 Cercomela melanura Species 0.000 title claims abstract description 23
- 239000000446 fuel Substances 0.000 claims abstract description 47
- 238000002485 combustion reaction Methods 0.000 claims abstract description 46
- 238000010248 power generation Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000001276 controlling effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 46
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003546 flue gas Substances 0.000 abstract description 4
- 239000000779 smoke Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/26—Starting; Ignition
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/08—Safety, indicating, or supervising devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
- F02D29/06—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
- F02M37/0023—Valves in the fuel supply and return system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
- F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
- F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
- F02M37/40—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements with means for detection of clogging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
- F02D2200/101—Engine speed
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
The invention belongs to the technical field of gas turbine power supply systems, and particularly relates to a gas turbine black start system which comprises a fuel supply module, an internal combustion engine power generation set module and a gas turbine control cabinet module; the fuel supply module supplies fuel for the internal combustion engine power generation set module; the internal combustion engine power generation set module is connected with the gas turbine control cabinet module through a circuit breaker; the gas turbine control cabinet module has a controller for detecting current and frequency. Compared with the prior art, the system is powered by the internal combustion engine generator set as the whole gas turbine starting system; the combined mode solves the problem of difficult starting of the gas turbine without a fixed power supply to a great extent. The fuel required by the internal combustion engine power generation set module is air and fuel used by the gas turbine, the supply difficulty is avoided, and the flue gas after combustion is connected to a flue gas exhaust pipeline of the gas turbine through a pipeline and is discharged without pollution.
Description
Technical Field
The invention belongs to the technical field of power supply systems of gas turbines, and particularly relates to a black start system of a gas turbine.
Background
The gas turbine is an important and core power device, and a prying machine set of the gas turbine is mainly used for power generation and a standby power supply. The starting process of the gas turbine needs to be supplied with energy from the outside, and how to finish the starting without external problems is an important reliability problem. Reliability is always an important indicator of gas turbine performance. At present, most of gas turbines are used in industrial areas such as power plants or distributed energy stations, and during starting, commercial power or a large number of storage batteries can be used for direct driving or hydraulic driving through a motor. When the gas turbine is used in places far from urban areas and where the storage battery is difficult to maintain, the reliability of the operation of the combustion engine is greatly reduced. It is therefore crucial to solve its safe start-up problem.
Disclosure of Invention
The invention aims to provide a black start system suitable for a gas turbine, which can solve the problem that an external power supply is required and can improve the reliability of the gas turbine to a great extent.
In order to achieve the purpose, the invention adopts the technical scheme that:
a gas turbine black start system, the system includes a fuel supply module, an internal combustion engine power generation set module, a gas turbine control cabinet module; the fuel supply module supplies fuel for the internal combustion engine power generation set module; the internal combustion engine power generation set module is connected with the gas turbine control cabinet module through a circuit breaker; the gas turbine control cabinet module has a controller for detecting current and frequency.
Further, the fuel supply module comprises a ball valve, a filter, a pressure difference meter arranged at two ends of the filter, a pressure regulator and a duplex electromagnetic valve; the ball valve is used for opening and closing the fuel inlet; the filter is used for filtering fuel impurities; detecting the blocking condition of the filter by a pressure difference meter; the pressure regulator is used for regulating the pressure of the fuel; the duplex solenoid valve is used for controlling fuel to enter the internal combustion engine generator set module.
Further, the duplex electromagnetic valve sends a signal to control the valve to be opened and closed according to the gas turbine control cabinet module controller.
Further, the internal combustion engine generator set module comprises an air filter, a speed sensor, an air-fuel ratio regulator and an internal combustion engine; one end of the air filter is connected with an air inlet and used for filtering air, and the other end of the air filter is connected with an air-fuel ratio regulator; one end of the speed sensor is connected with an air-fuel ratio regulator and is used for feeding back signals; the other end of the air-fuel ratio regulator is connected with the internal combustion engine.
Further, the internal combustion engine generator set module is arranged in an equipment box with a housing and is pryed and integrated on the black start chassis.
Further, the internal combustion engine generator set further comprises a fuel leakage detection system which is pryed and integrated on the black start chassis.
Further, an operating method of the gas turbine black start system comprises the following steps:
s1: setting the generating capacity of the internal combustion engine generator set according to a control panel of a gas turbine control cabinet module;
s2: the duplex electromagnetic valve is switched on and off according to a signal sent by a gas turbine control cabinet module controller; opening duplex
The electromagnetic valve provides fuel for combustion of the internal combustion engine;
s3: after the internal combustion engine generator set generates electricity, the breaker valve is switched on, and the power supply detects current and frequency through the controller and is transmitted to each electric device of the gas turbine through the bus.
Compared with the prior art, the invention has the beneficial effects that:
the black start system of the gas turbine is power generation equipment consisting of an internal combustion engine generator set, is a black start system without an external power supply, has the characteristic of extremely high reliability, and can solve the problem of starting the gas turbine in the field or in places far away from cities and towns. The invention has simple and reliable design and can be widely applied to the technical field of black start of the gas turbine.
Drawings
FIG. 1 is a system schematic of the present invention;
FIG. 2 is a schematic structural view of a fuel supply module of the present invention
FIG. 3 is a schematic diagram of the construction of a power generator module of the internal combustion engine of the present invention;
in the figure: 1. a controller; 2. a ball valve; 3. a filter; 4. a differential pressure gauge; 5. a voltage regulator; 6. a duplex solenoid valve; 7. an air cleaner; 8. a speed sensor; 9. an air-fuel ratio adjuster; 10. a circuit breaker; 11. an internal combustion engine; 12. a fuel leak detection system; 13. black starting the chassis; 14. an electric generator.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, a black start system of a gas turbine generates power through a generator set module of an internal combustion engine, is connected to a control cabinet module of the gas turbine through a circuit breaker 10, detects current and frequency by a controller 1 in the control cabinet module of the gas turbine, and then transmits the current and frequency to electric equipment of the gas turbine through a bus.
When the gas turbine control cabinet works, the internal combustion engine set is electrified, all circuit breakers in the gas turbine control cabinet are switched off, then the incoming line circuit breakers are switched on, and then the equipment circuit breakers are switched on one by one. At this point, the gas turbine control cabinet front indicator lights are energized and there is a display of process parameter values on the gas turbine control panel. And after the power is switched on, the power generation amount of the internal combustion engine generator set is set through the gas turbine control panel.
As shown in fig. 2, the shutoff ball valve 2 is opened, whether the fuel has impurities is detected through the filter 3 and the pressure difference meter 4, the fuel pressure is regulated through the pressure regulator 5, and the fuel is supplied by opening the dual electromagnetic valve 6 through a signal sent by the rear controller.
As shown in figure 3, the internal combustion engine directly sucks fresh air inside the cover, the fresh air is filtered by the air filter 7 and then enters the mixer to be fully mixed with fuel and then combusted, wherein a signal is fed back by the speed sensor 8 of the internal combustion engine, the air-fuel ratio is automatically adjusted by the air-fuel ratio adjuster 9, and the combusted smoke is connected to a smoke exhaust pipeline of the gas turbine through a pipeline and is exhausted. The internal combustion engine generator set directly absorbs fresh air in the housing to cool, exhaust is connected to an exhaust pipeline of the housing through a pipeline, a circuit breaker 10 is configured in the generator control box to serve as a break point of a circuit opening and closing brake, and meanwhile overload protection of the generator can be achieved.
As shown in figure 3, the integral internal combustion engine generator is arranged on a black start chassis 13 in a prying mode, and is also provided with a fuel leakage detection system 12 in a prying mode, and a machine can be stopped to alarm when fuel leaks.
The invention uses the internal combustion engine generator set to supply power for the starting system of the integral gas turbine. By the combination mode, the problem that the gas turbine is difficult to start when a fixed power supply is not available is solved to a great extent. The integrated level of the whole system is high, and the controller 1, the duplex electromagnetic valve 6, the circuit breaker 10 and the fuel leakage detection system 12 are arranged, so that the safety and the reliability of the system can be guaranteed. The fuel required by the internal combustion engine power generation set module is air and fuel used by the gas turbine, the supply difficulty is avoided, and the flue gas after combustion is connected to a flue gas exhaust pipeline of the gas turbine through a pipeline and is discharged without pollution.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A gas turbine black start system, comprising: the system comprises a fuel supply module, an internal combustion engine power generation set module and a gas turbine control cabinet module; the fuel supply module supplies fuel for the internal combustion engine power generation set module; the internal combustion engine power generation set module is connected with the gas turbine control cabinet module through a circuit breaker (10); the gas turbine control cabinet module has a controller (1) for detecting current and frequency.
2. A gas turbine black start system according to claim 1, wherein: the fuel supply module comprises a ball valve (2), a filter (3), a pressure difference meter (4) arranged at two ends of the filter (3), a pressure regulator (5) and a duplex electromagnetic valve (6); the ball valve (2) is used for opening and closing a fuel inlet; the filter (3) is used for filtering fuel impurities; the pressure difference meter (4) detects the blocking condition of the filter (3); the pressure regulator (5) is used for regulating the pressure of the fuel; the duplex electromagnetic valve (6) is used for controlling fuel to enter the internal combustion engine generator set module.
3. A gas turbine black start system according to claim 2, wherein: and the duplex electromagnetic valve (6) sends a signal to control the valve to be switched according to the gas turbine control cabinet module controller (1).
4. A gas turbine black start system according to claim 1, wherein: the internal combustion engine generator set module comprises an air filter (7), a speed sensor (8), an air-fuel ratio regulator (9) and an internal combustion engine (11); one end of the air filter (7) is connected with an air inlet and used for filtering air, and the other end of the air filter is connected with an air-fuel ratio regulator (9); one end of the speed sensor (8) is connected with an air-fuel ratio regulator (9) and used for feeding back signals; the other end of the air-fuel ratio regulator (9) is connected with an internal combustion engine (11).
5. The gas turbine black start system of claim 4, wherein: the internal combustion engine generator set module is arranged in an equipment box with a housing and is pryed and integrated on a black start chassis (13).
6. The gas turbine black start system of claim 4, wherein: the internal combustion engine generator set further comprises a fuel leakage detection system (12) which is pryed and integrated on the black start chassis (13).
7. A method of operating a gas turbine black start system using the system of claim 1, wherein: the method comprises the following steps:
s1: setting the generating capacity of the internal combustion engine generator set according to a control panel of a gas turbine control cabinet module;
s2: a duplex electromagnetic valve (6) is switched on and off according to a signal sent by a gas turbine control cabinet module controller (1); opening the duplex electromagnetic valve (6) to provide fuel for combustion of the internal combustion engine;
s3: after the internal combustion engine generator set generates power, the breaker (10) is switched on, and the power supply detects current and frequency through the controller (1) and is transmitted to each electric device of the gas turbine through a bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110028558.0A CN112648080A (en) | 2021-01-11 | 2021-01-11 | Black start system of gas turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110028558.0A CN112648080A (en) | 2021-01-11 | 2021-01-11 | Black start system of gas turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112648080A true CN112648080A (en) | 2021-04-13 |
Family
ID=75367809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110028558.0A Pending CN112648080A (en) | 2021-01-11 | 2021-01-11 | Black start system of gas turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112648080A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB859479A (en) * | 1958-04-25 | 1961-01-25 | Rolls Royce | Aircraft fuel system |
| US20060232071A1 (en) * | 2005-04-18 | 2006-10-19 | Rolf Althaus | Turbo set with starting device |
| CN101109341A (en) * | 2006-07-21 | 2008-01-23 | C.R.F.阿西安尼顾问公司 | Modular power generating system |
| CN102395773A (en) * | 2009-04-14 | 2012-03-28 | 斯奈克玛 | Method for detecting an icing condition of or the need for servicing a fuel circuit of a turbine engine |
| CN203911578U (en) * | 2014-06-19 | 2014-10-29 | 中国电力工程顾问集团西北电力设计院 | Station service power wiring system applied to two-drive-one gas-turbine electric power plant |
| CN104578060A (en) * | 2015-01-22 | 2015-04-29 | 中国电力工程顾问集团西北电力设计院有限公司 | Method for selecting black-start diesel engine of SFC self-start gas turbine set |
-
2021
- 2021-01-11 CN CN202110028558.0A patent/CN112648080A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB859479A (en) * | 1958-04-25 | 1961-01-25 | Rolls Royce | Aircraft fuel system |
| US20060232071A1 (en) * | 2005-04-18 | 2006-10-19 | Rolf Althaus | Turbo set with starting device |
| CN101109341A (en) * | 2006-07-21 | 2008-01-23 | C.R.F.阿西安尼顾问公司 | Modular power generating system |
| CN102395773A (en) * | 2009-04-14 | 2012-03-28 | 斯奈克玛 | Method for detecting an icing condition of or the need for servicing a fuel circuit of a turbine engine |
| CN203911578U (en) * | 2014-06-19 | 2014-10-29 | 中国电力工程顾问集团西北电力设计院 | Station service power wiring system applied to two-drive-one gas-turbine electric power plant |
| CN104578060A (en) * | 2015-01-22 | 2015-04-29 | 中国电力工程顾问集团西北电力设计院有限公司 | Method for selecting black-start diesel engine of SFC self-start gas turbine set |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210413 |
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| RJ01 | Rejection of invention patent application after publication |