CN203532056U - Data acquisition and monitoring system for gas turbine - Google Patents
Data acquisition and monitoring system for gas turbine Download PDFInfo
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- CN203532056U CN203532056U CN201320680062.2U CN201320680062U CN203532056U CN 203532056 U CN203532056 U CN 203532056U CN 201320680062 U CN201320680062 U CN 201320680062U CN 203532056 U CN203532056 U CN 203532056U
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- monitoring system
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Abstract
The utility model discloses a data acquisition and monitoring system for a gas turbine. The data acquisition and monitoring system comprises the gas turbine, a magnetic valve, an exhaust device, a fuel device, an air supply device and an upper computer, wherein the fuel device and the air supply device are both connected with the gas turbine through the magnetic valve; the gas turbine and the exhaust device are connected with a generating module; the exhaust device, the fuel device and the air supply device are all connected with a signal acquisition unit; the upper computer is connected with a power controller through a communication module; the power controller is connected with the magnetic valve. According to the utility model, sensors used for detecting work environment parameters are respectively arranged on all important components on the gas turbine; a PID controller is applied to the control of work stability, so that the safe operation of the gas turbine is ensured. The whole system is reasonable in design, comprehensive in monitoring, convenient in operation, stable in working, and high in resource utilization ratio.
Description
Technical field
The utility model relates to gas turbine engineering technical field, especially relates to a kind of gas turbine data acquisition monitoring system.
Background technique
Gas turbine (Gas Turbine) is a kind of gas of take continuous-flow as working medium, the rotary power machinery that is mechanical work thermal power transfer.In the main flow process of air and combustion gas, the gas turbine cycle of only having these three large parts of gas compressor (Compressor), firing chamber (Combustor) and combustion gas turbine (Turbine) to form, is commonly referred to as simple cycle.Most of gas turbines all adopt simple cycle scheme.Because its structure is the simplest, and best embody out that the peculiar volume of gas turbine is little, lightweight, starting is fast, few with or without series of advantages such as cooling waters.Gas compressor is from ambient atmosphere environment air amount, and compresses step by step and make it supercharging through axial-flow compressor, simultaneously also corresponding raising of air temperature; Pressurized air is pressed to firing chamber and burns and generate the combustion gas of High Temperature High Pressure with the fuel mix spraying into; And then enter into turbine expansion acting, and promoting turbine and drive gas compressor High Rotation Speed together with outer load rotor, the chemical energy Partial Conversion of having realized gas or liquid fuel is mechanical work, and exports electric work.The weary gas of discharging from turbine drains into the heat release of atmosphere nature.Like this, gas turbine is just converted into heat energy the chemical energy of fuel, again partial heat energy is transformed into mechanical energy.
Gas compressor is one of critical piece of gas turbine, and its effect is the pressure that improves the air of flowing through, and supplies with satisfactory pressurized air to firing chamber.The quality of Capability of Compressor directly affects the main performances such as power, oil consumption, working stability and reliability of gas turbine.
Firing chamber is to guarantee that gas turbine is under various operating modes, the smooth device that the chemical energy of fuel is converted to heat energy and is used for heating working medium.High-pressure air from gas compressor enters behind firing chamber, and the fuel mix burning with oil nozzle sprays into, becomes the high-temperature high-pressure fuel gas with larger capacity for work, then drives turbine work done.Firing chamber is the vitals of gas turbine, and the Performance And Reliability of gas turbine has close relationship with it.For example, combustor exit local temperature is too high, can cause the overheated of turbine blade and burn; The unstable meeting of burning process causes unexpected flame-out very shutdown; Burning is organized bad, can make combustion process flow losses increase, and has reduced combustion efficiency, has increased fuel consumption etc.Therefore, a suitable firing chamber, is the good key of gas turbine work.
Combustion gas turbine is that the another kind of gas turbine is wanted parts, and its Main Function is that in the future partial heat energy and the pressure energy in spontaneous combustion chamber high temperature, high-pressure gas converts mechanical work to.The operating conditions of turbine is very severe, the effect of the unbalanced load that bears high temperature, high rotating speed, thermal cycle frequently, thermal shock, non-uniform heat flux, causes due to rotor unbalance and gaseous-pressure pulsation is the parts of heat load and living load maximum in gas turbine.
To sum up, as seen the monitoring for enviromental parameters such as gas turbine temperature, pressure, flows is very important, rationally normally the working, reduce fault, keep working life significant for gas turbine of gas turbine working environment parameter.And the gas turbine of prior art is focused on improving in gas turbine performance mostly, but seldom focus on effective monitoring, quantitative monitoring and the system monitoring of its working condition, there is very large security risk and economic risk in gas turbine work.
Model utility content
Technical problem to be solved in the utility model is, for above-mentioned deficiency of the prior art, to provide a kind of gas turbine data acquisition monitoring system.This device on each vitals of gas turbine all branch be provided with working environment parameter detecting sensor, and thereof using PID controller carries out working stability control, guaranteed gas turbine trouble free service.Whole system is reasonable in design, it is comprehensive, easy and simple to handle to monitor, working stability is reliable, resource utilization is high.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of gas turbine data acquisition monitoring system, its special way is, comprise gas turbine, solenoid valve, venting gas appliance, fuel-device, air feeder and upper-position unit, described fuel-device is all connected with gas turbine by solenoid valve with air feeder, described gas turbine is connected with electricity generation module with venting gas appliance, described venting gas appliance, fuel-device is all connected with communication module by signal gathering unit with air feeder, described upper-position unit is connected with power controller by communication module, described power controller is connected with solenoid valve.
Above-mentioned a kind of gas turbine data acquisition monitoring system, is characterized in that: described signal gathering unit is comprised of a plurality of temperature transducers, a plurality of pressure transducer and a plurality of flow transducer.
Above-mentioned a kind of gas turbine data acquisition monitoring system, is characterized in that: on described venting gas appliance, fuel-device and air feeder, be provided with temperature transducer, pressure transducer, flow transducer.
Above-mentioned a kind of gas turbine data acquisition monitoring system, is characterized in that: described fuel-device is equipped with any one inflammable gas in liquefied petroleum gas (LPG), rock gas, water gas, oven gas.
Above-mentioned a kind of gas turbine data acquisition monitoring system, is characterized in that: described air feeder is air compressor.
Above-mentioned a kind of gas turbine data acquisition monitoring system, is characterized in that: described power controller is PID controller.
Above-mentioned a kind of gas turbine data acquisition monitoring system, is characterized in that: described electricity generation module is gas electricity generator.
Above-mentioned a kind of gas turbine data acquisition monitoring system, is characterized in that: described communication module is RS232 module or RS485 module.
The utility model compared with prior art has the following advantages:
1, gas turbine of the present utility model is correspondingly provided with temperature transducer, pressure transducer and flow transducer in the appropriate location of air compressor, firing chamber and combustion gas turbine, for monitoring the parameters of gas turbine working environment, and monitor signal is sent to PID controller, by PID controller, rationally control electromagnetic valve work, make system works safe and reliable.
2, the utility model adopts the remote monitoring of upper-position unit man-machine interface, has avoided artificial on-the-spot trouble of constantly patrolling and examining, easy and simple to handle.
In sum, the utility model reasonable in design, monitor comprehensive, easy and simple to handle, working stability is reliable, resource utilization is high.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is the annexation schematic diagram of signal gathering unit of the present utility model and communication module and upper-position unit.
Description of reference numerals:
Embodiment
As shown in Figure 1, the utility model comprises gas turbine 1, solenoid valve 2, venting gas appliance 3, fuel-device 4, air feeder 5 and upper-position unit 10, described fuel-device 4 is all connected with gas turbine 1 by solenoid valve 2 with air feeder 5, described gas turbine 1 is connected with electricity generation module 7 with venting gas appliance 3, described venting gas appliance 3, fuel-device 4 and air feeder 5 are all connected with communication module 9 by signal gathering unit 8, described upper-position unit 10 is connected with power controller 6 by communication module 9, and described power controller 6 is connected with solenoid valve 2.Wherein, fuel-device 4 is all connected with the firing chamber of gas turbine 1 by solenoid valve 2 with air feeder 5, controls the door of system gas power by solenoid valve 2, and fuel-device 4 and air feeder 5 respectively arrange a primary and standby solenoid valve.Upper-position unit 10 exploitations have the interface of control and 3 D graphical interface, with the communication protocol communication based on inquiry mode, the working environment parameter signal detecting is transferred to upper-position unit 10 with serial communication, be presented in real time and control in the list of interface, and by 3 D graphical interface analog system working state, when having abnormal generation, interface represents system exception situation with respective color, and visualization is high.
As shown in Figure 2, in the present embodiment, described signal gathering unit 8 is comprised of a plurality of temperature transducer 8-1, a plurality of pressure transducer 8-2 and a plurality of flow transducer 8-3.Generally by sensor setting in the import and export of gas turbine installation or enviromental parameter value visibility point comparatively, five left and right of every class sensor, multiple spot detects has effectively avoided careless omission.
In the present embodiment, on described venting gas appliance 3, fuel-device 4 and air feeder 5, be provided with temperature transducer 8-1, pressure transducer 8-2, flow transducer 8-3.These sensors are specifically arranged at its mouthful of turnover of venting gas appliance 3, fuel-device 4 and air feeder 5, the gas flow temperature of gas compressor, firing chamber and relief opening, pressure and flow are detected, as the control parameter reference of PID controller.
In the present embodiment, described fuel-device 4 is equipped with any one inflammable gas in liquefied petroleum gas (LPG), rock gas, water gas, oven gas.Combustion gas is contained in fuel-device 4 in advance, can be by flow transducer 8-3 indirect detection to fuel-device 4 fuel amounts.Fuel-device 4 is piston type material entrance, when short bunker, can add easily.
In the present embodiment, described air feeder 5 is air compressor, compressor leading portion is large size suction means, and after the air of suction, the air compressor by middle-end is compressed to required pressure again, finally by air-flow voltage stabilizer, steadily outputs in the firing chamber of gas turbine 1.
In the present embodiment, described power controller 6 is PID controller.It adopts dsp chip is control core, and burning in advance has pid algorithm program, can monitor nearly 200 variablees, can enter by control the next indirect control combustion temperature and pressure of air supply, gas quantity of gas turbine.Power controller 6 leaves the standard 9 core RS232 user serial communication interfaces for remote monitoring, is convenient to be connected with communication module 9.
In the present embodiment, described electricity generation module 7 is gas electricity generator, the advantages such as it has, and output power range is wide, the reliable height of start-up and operation, power generating quality is good, lightweight, volume is little, maintenance is simple, low-frequency noise is little.
In the present embodiment, described communication module 9 is RS232 module or RS485 module.
In actual using process, first fuel-device 4 and air feeder 5 input high-pressure air and gaseous fuel in the firing chamber of gas turbine 1, after fully mixed, again by mixed gas in system igniting mounted point combustion firing chamber, in firing chamber, gaseous combustion produces high-temperature high-pressure fuel gas and drives gas electricity generator work, branch is arranged on venting gas appliance 3, sensor on fuel-device 4 and air feeder 5 detects the gas temperature of its work in real time, flow and pressure, and detection data are transferred to upper-position unit 10 by communication module 9 in real time, upper-position unit is monitored the working condition of gas turbine 1 and each peripheral unit to detect the mode of data and the combination of simulation 3-D graphic, when there is the situation of operation irregularity, by upper-position unit 10 power ratio control controllers 6, drive switching degree and the opening/closing time of solenoid valve 2, power controller is loaded with complete pid algorithm program for 6 times, can realize the accurate quantified controlling of combustion gas and air, make in fuel chamber always in suitable working state.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the utility model technical spirit, change and equivalent structure change, and all still belong in the protection domain of technical solutions of the utility model.
Claims (8)
1. a gas turbine data acquisition monitoring system, it is characterized in that: comprise gas turbine (1), solenoid valve (2), venting gas appliance (3), fuel-device (4), air feeder (5) and upper-position unit (10), described fuel-device (4) is all connected with gas turbine (1) by solenoid valve (2) with air feeder (5), described gas turbine (1) is connected with electricity generation module (7) with venting gas appliance (3), described venting gas appliance (3), fuel-device (4) is all connected with communication module (9) by signal gathering unit (8) with air feeder (5), described upper-position unit (10) is connected with power controller (6) by communication module (9), described power controller (6) is connected with solenoid valve (2).
2. a kind of gas turbine data acquisition monitoring system according to claim 1, is characterized in that: described signal gathering unit (8) is comprised of a plurality of temperature transducers (8-1), a plurality of pressure transducer (8-2) and a plurality of flow transducer (8-3).
3. a kind of gas turbine data acquisition monitoring system according to claim 2, is characterized in that: on described venting gas appliance (3), fuel-device (4) and air feeder (5), be provided with temperature transducer (8-1), pressure transducer (8-2), flow transducer (8-3).
4. a kind of gas turbine data acquisition monitoring system according to claim 1, is characterized in that: described fuel-device (4) is equipped with any one inflammable gas in liquefied petroleum gas (LPG), rock gas, water gas, oven gas.
5. a kind of gas turbine data acquisition monitoring system according to claim 1, is characterized in that: described air feeder (5) is air compressor.
6. a kind of gas turbine data acquisition monitoring system according to claim 1, is characterized in that: described power controller (6) is PID controller.
7. a kind of gas turbine data acquisition monitoring system according to claim 1, is characterized in that: described electricity generation module (7) is gas electricity generator.
8. a kind of gas turbine data acquisition monitoring system according to claim 1, is characterized in that: described communication module (9) is RS232 module or RS485 module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320680062.2U CN203532056U (en) | 2013-10-31 | 2013-10-31 | Data acquisition and monitoring system for gas turbine |
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| CN201320680062.2U CN203532056U (en) | 2013-10-31 | 2013-10-31 | Data acquisition and monitoring system for gas turbine |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635486A (en) * | 2015-01-28 | 2015-05-20 | 北京华清燃气轮机与煤气化联合循环工程技术有限公司 | Method and device for setting parameters of closed-loop PID (proportion integration differentiation) controller of gas turbine |
| CN105137879A (en) * | 2015-09-01 | 2015-12-09 | 苏州弗尔赛能源科技股份有限公司 | Remote SCADA method and system for a distributed energy station |
| CN105865800A (en) * | 2016-05-10 | 2016-08-17 | 中科合肥微小型燃气轮机研究院有限责任公司 | Gas turbine engine test bench testing system |
| WO2017147810A1 (en) * | 2016-03-02 | 2017-09-08 | 马骏 | Novel power generating system using multiple gas channels for power generation |
| CN107340137A (en) * | 2017-07-25 | 2017-11-10 | 杭州华电半山发电有限公司 | A kind of heavy duty gas turbine efficiency of turbine on-line monitoring system devices and methods therefor |
| CN109990844A (en) * | 2019-04-24 | 2019-07-09 | 东莞润如智能科技有限公司 | A kind of intelligent and safe monitoring platform |
| CN110925793A (en) * | 2019-12-27 | 2020-03-27 | 广州智光节能有限公司 | Fuel calorific value control device and control method of multi-gas-source gas turbine |
| CN111735228A (en) * | 2020-06-30 | 2020-10-02 | 中船重工湖北海洋核能有限公司 | Variable-structure control system and control method of lithium bromide refrigerator for marine nuclear power ship |
| EP3943735A1 (en) * | 2020-07-23 | 2022-01-26 | General Electric Company | Method to condition and control supercritical liquefied petroleum gases fuel flow for operation in gas turbines |
-
2013
- 2013-10-31 CN CN201320680062.2U patent/CN203532056U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635486A (en) * | 2015-01-28 | 2015-05-20 | 北京华清燃气轮机与煤气化联合循环工程技术有限公司 | Method and device for setting parameters of closed-loop PID (proportion integration differentiation) controller of gas turbine |
| CN105137879A (en) * | 2015-09-01 | 2015-12-09 | 苏州弗尔赛能源科技股份有限公司 | Remote SCADA method and system for a distributed energy station |
| CN105137879B (en) * | 2015-09-01 | 2018-12-21 | 苏州弗尔赛能源科技股份有限公司 | A kind of the Remote SCADA method and its system of distributed busbar protection |
| WO2017147810A1 (en) * | 2016-03-02 | 2017-09-08 | 马骏 | Novel power generating system using multiple gas channels for power generation |
| CN105865800A (en) * | 2016-05-10 | 2016-08-17 | 中科合肥微小型燃气轮机研究院有限责任公司 | Gas turbine engine test bench testing system |
| CN107340137B (en) * | 2017-07-25 | 2023-10-10 | 杭州华电半山发电有限公司 | Turbine efficiency on-line monitoring system device and method for heavy gas turbine |
| CN107340137A (en) * | 2017-07-25 | 2017-11-10 | 杭州华电半山发电有限公司 | A kind of heavy duty gas turbine efficiency of turbine on-line monitoring system devices and methods therefor |
| CN109990844A (en) * | 2019-04-24 | 2019-07-09 | 东莞润如智能科技有限公司 | A kind of intelligent and safe monitoring platform |
| CN110925793A (en) * | 2019-12-27 | 2020-03-27 | 广州智光节能有限公司 | Fuel calorific value control device and control method of multi-gas-source gas turbine |
| CN111735228A (en) * | 2020-06-30 | 2020-10-02 | 中船重工湖北海洋核能有限公司 | Variable-structure control system and control method of lithium bromide refrigerator for marine nuclear power ship |
| EP3943735A1 (en) * | 2020-07-23 | 2022-01-26 | General Electric Company | Method to condition and control supercritical liquefied petroleum gases fuel flow for operation in gas turbines |
| US11506127B2 (en) | 2020-07-23 | 2022-11-22 | General Electric Company | Method to condition and control supercritical liquefied petroleum gases fuel flow for operation in gas turbines |
| US11619171B2 (en) | 2020-07-23 | 2023-04-04 | General Electric Company | Method to condition and control supercritical liquefied petroleum gases fuel flow for operation in gas turbines |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20161031 |