CN202325859U - Fuel system of machine belt of gas fuel gas turbine - Google Patents
Fuel system of machine belt of gas fuel gas turbine Download PDFInfo
- Publication number
- CN202325859U CN202325859U CN 201120502048 CN201120502048U CN202325859U CN 202325859 U CN202325859 U CN 202325859U CN 201120502048 CN201120502048 CN 201120502048 CN 201120502048 U CN201120502048 U CN 201120502048U CN 202325859 U CN202325859 U CN 202325859U
- Authority
- CN
- China
- Prior art keywords
- fuel
- gas
- valve
- input end
- shut
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Feeding And Controlling Fuel (AREA)
Abstract
The utility model relates to a fuel system of a machine belt of a gas fuel gas turbine, relates to a machine belt fuel system, and in particular relates to the fuel system of the machine belt of the gas fuel gas turbine. The fuel system provided by the utility model can be used for solving the problems that the machine belt fuel system can not meet the requirements such as stable operation, security protection and pollutant emission when a compressor-turbine unit is under different working conditions. The fuel system provided by the utility model is characterized in that a gas fuel is connected with the input end of a filter assembly, the output end of the filter assembly is connected with the input end of an isolating valve assembly, and the output end of the isolating valve assembly is connected with the input end of a first gas path fuel valve; the output end of the first gas path fuel valve is connected with the input end of a first gas path, and the output end of the isolating valve assembly is connected with the input end of a second gas path fuel valve; and the output end of the second gas path fuel valve is connected with the input end of a second pipeline, and the output end of the isolating valve assembly is connected with the input end of an ignition way. The fuel system provided by the utility model is connected with a gas turbine unit to provide fuel for the gas turbine unit.
Description
Technical field
The utility model relates to a kind of machine carrying fuel system, is specifically related to a kind of gas fuel gas turbine machine carrying fuel system.
Background technique
Machine carrying fuel system is that driven compressor is with one of most important subsystem of gas turbine; The stable operation of gas turbine, safety protection, emission performance etc. all will rely on machine carrying fuel system to realize in varying degrees; Machine carrying fuel system not only will be according to the requirement under the Under Different Work Condition of Engine, supplies with according to certain rules and distributes fuel, and fuel flow rate is controlled and measured; Fuel-supplying pressure is monitored; But also to satisfy motor in emergency circumstances to specific (special) requirements such as the quick closedown of its proposition, emptyings, be directly connected to the reliable and stable operation of motor, and pollutant emission level of starting and chamber pressure pulsation level; We can say, machine carrying fuel system be with gas turbine performance the most closely, to the most direct subsystem of gas turbine reliable operation influence.Existing machine carrying fuel system can not satisfy under the different operating modes of gas turbine group requirements such as stable operation, safety protection, pollutant emissions.
The model utility content
The utility model can not satisfy the problem that under the different operating modes of gas turbine group stable operation, safety protection, pollutant emission etc. is required for solving existing machine carrying fuel system, and then proposes a kind of gas fuel gas turbine machine carrying fuel system.
The utility model is to address the above problem the technological scheme of taking to be: the utility model comprises filter assemblies, shut-off valve assemblies, ignition path, first gas circuit, second gas circuit, the first gas circuit fuel valve, the second gas circuit fuel valve and a plurality of fuel conduit; Said gas fuel is connected with the input end of filter assemblies through fuel conduit; The output terminal of said filter assemblies is connected with the input end of shut-off valve assemblies through fuel conduit; The output terminal of said shut-off valve assemblies is connected with the input end of the first gas circuit fuel valve through fuel conduit; The output terminal of the said first gas circuit fuel valve is connected with the input end of first gas circuit through fuel conduit; The output terminal of said shut-off valve assemblies is connected with the input end of the second gas circuit fuel valve through fuel conduit; The output terminal of the said second gas circuit fuel valve is connected with the input end of second pipeline through fuel conduit, and the output terminal of said shut-off valve assemblies is connected with the input end of ignition path through fuel conduit.
The beneficial effect of the utility model is: the utility model can satisfy gas turbine group stable operation under different operating modes; Satisfied the performance requirement of gas turbine to emission performance and safety protection, but the shut-off valve assemblies of the utility model can guarantee gas turbine quick shutdown in emergency circumstances, the shut-in time of shut-off valve assemblies is not more than 0.1 second; The leakage grade is ANSIClassVI; The explosive-proof grade of the utility model is UL&CSA Class I, and Division, security level are NEMA RATE7&9.
Description of drawings
Fig. 1 is the system line schematic representation of the utility model.
Embodiment
Embodiment one: combine Fig. 1 that this mode of execution is described; The said a kind of gas fuel gas turbine machine carrying fuel of this mode of execution system comprises filter assemblies 1, shut-off valve assemblies 2, ignition path 3, first gas circuit 4, second gas circuit 5, the first gas circuit fuel valve 6, the second gas circuit fuel valve 7 and a plurality of fuel conduit 8; Said gas fuel is connected with the input end of filter assemblies 1 through fuel conduit 8; The output terminal of said filter assemblies 1 is connected with the input end of shut-off valve assemblies 2 through fuel conduit 8; The output terminal of said shut-off valve assemblies 2 is connected with the input end of the first gas circuit fuel valve 6 through fuel conduit 8; The output terminal of the said first gas circuit fuel valve 6 is connected with the input end of first gas circuit 4 through fuel conduit 8; The output terminal of said shut-off valve assemblies 2 is connected with the input end of the second gas circuit fuel valve 7 through fuel conduit 8; The output terminal of the said second gas circuit fuel valve 7 is connected with the input end of second pipeline 5 through fuel conduit 8, and the output terminal of said shut-off valve assemblies 2 is connected with the input end of ignition path 3 through fuel conduit 8.
This mode of execution middle filtrator assembly 1, shut-off valve assemblies 2, the first gas circuit fuel valve 6, the second gas circuit fuel 7 all are connected with the PLC control system, and operator can control through the PLC control system in real time.
Embodiment two: combine Fig. 1 that this mode of execution is described, on the shut-off valve assemblies 2 of the said a kind of gas fuel gas turbine machine carrying fuel of this mode of execution system pneumatic control valve 9 is installed.Other composition and annexation are identical with embodiment one.
Embodiment three: combine Fig. 1 that this mode of execution is described, the shut-off valve assemblies 2 of the said a kind of gas fuel gas turbine machine carrying fuel of this mode of execution system and the fuel conduit 8 between the ignition path 3 are provided with pulse power supply solenoid valve controller 10.Other composition and annexation are identical with embodiment one.
Working principle
During unit starting, gas fuel gets into filter assemblies 1 back and gets into shut-off valve assemblies 2 through fuel conduit 8, gets into the starting nozzle that ignition path 3 gets into unit subsequently; Carry out the gas turbine starting ignition, successfully light a fire until motor slow train operating mode, the first gas circuit fuel valve 6 is adjusted aperture under the instruction of automatic control system; To guarantee the required fuel quantity of unit operation; From the above operating mode of slow train, the second gas circuit fuel valve 7 is opened, and this moment, first gas circuit 4 and second gas circuit 5 were carried out the adaptive-flow adjusting respectively under the automatic control system instruction; The emission request of unit can be satisfied, the stable operation of unit can be guaranteed again.
Claims (3)
1. gas fuel gas turbine machine carrying fuel system; It is characterized in that: said a kind of gas fuel gas turbine machine carrying fuel system comprises filter assemblies (1), shut-off valve assemblies (2), ignition path (3), first gas circuit (4), second gas circuit (5), the first gas circuit fuel valve (6), the second gas circuit fuel valve (7) and a plurality of fuel conduit (8); Said gas fuel is connected with the input end of filter assemblies (1) through fuel conduit (8); The output terminal of said filter assemblies (1) is connected with the input end of shut-off valve assemblies (2) through fuel conduit (8); The output terminal of said shut-off valve assemblies (2) is connected with the input end of the first gas circuit fuel valve (6) through fuel conduit (8); The output terminal of the said first gas circuit fuel valve (6) is connected with the input end of first gas circuit (4) through fuel conduit (8); The output terminal of said shut-off valve assemblies (2) is connected with the input end of the second gas circuit fuel valve (7) through fuel conduit (8); The output terminal of the said second gas circuit fuel valve (7) is connected with the input end of second pipeline (5) through fuel conduit (8), and the output terminal of said shut-off valve assemblies (2) is connected with the input end of ignition path (3) through fuel conduit (8).
2. according to the said a kind of gas fuel gas turbine machine carrying fuel of claim 1 system, it is characterized in that: pneumatic control valve (9) is installed on the said shut-off valve assemblies (2).
3. according to the said a kind of gas fuel gas turbine machine carrying fuel of claim 1 system, it is characterized in that: the fuel conduit (8) between said shut-off valve assemblies (2) and the ignition path (3) is provided with pulse power supply solenoid valve controller (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120502048 CN202325859U (en) | 2011-12-06 | 2011-12-06 | Fuel system of machine belt of gas fuel gas turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120502048 CN202325859U (en) | 2011-12-06 | 2011-12-06 | Fuel system of machine belt of gas fuel gas turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202325859U true CN202325859U (en) | 2012-07-11 |
Family
ID=46437842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120502048 Expired - Fee Related CN202325859U (en) | 2011-12-06 | 2011-12-06 | Fuel system of machine belt of gas fuel gas turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202325859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678336A (en) * | 2011-12-06 | 2012-09-19 | 中国船舶重工集团公司第七�三研究所 | Machine strap fuel system for gas fuel internal combustion turbine |
-
2011
- 2011-12-06 CN CN 201120502048 patent/CN202325859U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678336A (en) * | 2011-12-06 | 2012-09-19 | 中国船舶重工集团公司第七�三研究所 | Machine strap fuel system for gas fuel internal combustion turbine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102505992B (en) | Out-of-operation oil seal test system of engine and control method thereof | |
| CN103967622B (en) | The starting oil-feeding control system of miniature gas turbine | |
| CN112460635B (en) | Air-entraining purging method for dual-fuel gas turbine | |
| CN112727604A (en) | Liquid/gas dual fuel supply system for gas turbine | |
| CN101922613B (en) | Fuel gas automatic current limiting control method | |
| RU2013129536A (en) | METHOD FOR OPERATING A STATIONARY GAS TURBINE, DEVICE FOR REGULATING THE WORK OF A GAS TURBINE AND A POWER PLANT | |
| CN202325859U (en) | Fuel system of machine belt of gas fuel gas turbine | |
| CN203321700U (en) | Fuel gas feeding device of gas engine | |
| CN114427975A (en) | Tandem type combined power mode conversion verification method | |
| CN202598130U (en) | Self-gas-supplying system controlled by pressure adjusting device of compressed natural gas | |
| CN211316244U (en) | Gas fuel supply system applied to DLE type combustion cylinder | |
| EP3171005B1 (en) | Fuel supply system for use in a gas turbine engine and method of controlling an overspeed event therein | |
| CN110887059A (en) | Gas fuel supply system applied to DLE type combustion cylinder | |
| CN103407567A (en) | Integrated power control device of liquefied natural gas power ship | |
| CN102678336A (en) | Machine strap fuel system for gas fuel internal combustion turbine | |
| CN205893296U (en) | Blast furnace oxygen boosting valves | |
| CN201679597U (en) | Diesel engine oil supply system | |
| CN209752623U (en) | Online debugging and switching device for urea hydrolysis system | |
| CN219840724U (en) | Nitrogen purging system of dual-fuel system of medium-power gas turbine | |
| CN202991713U (en) | Twenty-high rolling machine rolling oil supply device | |
| CN218644383U (en) | GVC valve box | |
| CN212178550U (en) | Lyophobic device for natural gas pressure regulating station | |
| CN111120154A (en) | Low-pressure exhaust gas recirculation system and engine | |
| CN110469408B (en) | Digital gas system | |
| CN203718823U (en) | Gas safety protection system for gas-fired boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20121206 |