CN204877683U - Spray evaporation cooler control system for gas turbine - Google Patents
Spray evaporation cooler control system for gas turbine Download PDFInfo
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- CN204877683U CN204877683U CN201520561357.7U CN201520561357U CN204877683U CN 204877683 U CN204877683 U CN 204877683U CN 201520561357 U CN201520561357 U CN 201520561357U CN 204877683 U CN204877683 U CN 204877683U
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- jet pipe
- evaporation cooler
- water
- spray evaporation
- controller
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Abstract
The utility model relates to a spray evaporation cooler control system for gas turbine belongs to the technical field of spray evaporation cooler. According to the utility model provides a technical scheme, spray evaporation cooler control system for gas turbine includes the spray evaporation cooler and is located first spray tube and second spray tube in the spray evaporation cooler, still including being used for the spray tube water supply installation with impress first spray tube, second spray tube after the water in the water tank extraction, set up on first spray tube be used for controlling spray tube water supply installation with a pneumatic ball valve of a nozzle connected state, set up on the second spray tube be used for spray tube water supply installation with the manual ball valve of the 2nd nozzle connected state, first start -up ball valve, spray tube water supply installation all are connected with the controller, the controller still with be used for detecting that the temperature and humidity sensor of humiture value is connected in the spray evaporation cooler. The utility model discloses compact structure, degree of automation is high, can reduce and take water rate, convenient to use, safe and reliable.
Description
Technical field
The utility model relates to a kind of control system, and especially a kind of gas turbine spray evaporation cooler control system, belongs to the technical field of spray evaporation cooler.
Background technique
Along with the application of spray evaporation cooler on gas turbine, gas turbine is also improving constantly the requirement that spray evaporation cooler takes water rate and automation.The spray evaporation cooler control system of current gas turbine is Non-follow control substantially, and takes water rate and can only be controlled by wet film.Wet film controls that to take water rate very limited, usually causes because of excessive that to take water rate excessive.
Summary of the invention
The purpose of this utility model overcomes the deficiencies in the prior art, and provide a kind of gas turbine spray evaporation cooler control system, its compact structure, automaticity is high, can reduce and take water rate, easy to use, safe and reliable.
According to the technological scheme that the utility model provides, described gas turbine spray evaporation cooler control system, comprises spray evaporation cooler and is positioned at the first jet pipe and second jet pipe of described spray evaporation cooler; Also comprise the jet pipe water supply installation for the water in water tank being extracted rear press-in the first jet pipe, the second jet pipe, first jet pipe arranges the first pneumatic ball valve for controlling jet pipe water supply installation and described first jet pipe connected state, second jet pipe arranges the manual ball valve being used for jet pipe water supply installation and described second jet pipe connected state, first startup ball valve, jet pipe water supply installation are all connected with controller, and controller is also connected with the temperature and humidity sensor for detecting warm and humid angle value in spray evaporation cooler.
Described temperature and humidity sensor comprises the rear temperature transducer and rear humidity transducer that are positioned at spray evaporation cooler, described rear temperature transducer, rear humidity transducer are all connected with the input end of controller, and controller also with for temperature transducer before testing environment temperature value and for humidity transducer before testing environment humidity value is connected.
Described water tank upper water box intake pipe and radiator drain, described tank inlet pipe is provided with the 3rd and starts ball valve, radiator drain is provided with the second pneumatic ball valve, second pneumatic ball valve, the 3rd pneumatic ball valve are all connected with the output terminal of controller, and controller also with for detecting the liquid level sensor of water level value in water tank is connected.
Described jet pipe water supply installation comprises feed water pump and high-voltage frequency-changing pump, the water intake of described feed water pump is connected with water tank by water tank connecting pipe, the water outlet of feed water pump is connected with the water intake of high-voltage frequency-changing pump by water supply connecting tube, the water outlet of high-voltage frequency-changing pump is connected with the first jet pipe, the second jet pipe respectively by jet pipe connecting tube, and the control end of feed water pump, the control end of high-voltage frequency-changing pump are all connected with the output terminal of controller.
Described water supply connecting tube is provided with feed water pump pressure transducer, and the described output terminal of feed water pump pressure transducer is connected with the input end of feed water pump.
Described jet pipe connecting tube is provided with high-voltage frequency-changing pump pressure sensor, and the output terminal of described high-voltage frequency-changing pump pressure sensor is connected with the input end of high-voltage frequency-changing pump.
Described water supply connecting tube is also provided with water filter.
Also be provided with the wet film for the filtering globule in described spray evaporation cooler, spray evaporation cooler is connected with water tank by return pipe.
Described controller comprises PLC, and controller is also connected with HMI touch screen.
Advantage of the present utility model: controller controls the off state of the first pneumatic ball valve according to the temperature value that rear temperature transducer, rear humidity transducer detect, can humidity in spray evaporation cooler larger time, stop the water spray of the first jet pipe, the water spray of the second jet pipe is only utilized to lower the temperature, structure is compact, and automaticity is high, can reduce and take water rate, easy to use, safe and reliable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Description of reference numerals: 1-HMI touch screen, 2-controller, temperature transducer before 3-, humidity transducer before 4-, 5-spray evaporation cooler, 6-first jet pipe, 7-second jet pipe, 8-wet film, temperature transducer after 9-, humidity transducer after 10-, 11-manual ball valve, 12-first pneumatic ball valve, 13-high-voltage frequency-changing pump pressure sensor, 14-high-voltage frequency-changing pump, 15-water filter, 16-liquid level sensor, 17-second pneumatic ball valve, 18-feed water pump pressure transducer, 19-feed water pump, 20-water tank, 21-the 3rd pneumatic ball valve, 22-water tank connecting pipe, 23-water supply connecting tube, 24-jet pipe connecting tube, 25-reflow pipe, 26-radiator drain and 27-tank inlet pipe.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in Figure 1: take water rate to reduce, improve automaticity, the utility model comprises spray evaporation cooler 5 and is positioned at the first jet pipe 6 and the second jet pipe 7 of described spray evaporation cooler 5; Also comprise the jet pipe water supply installation for the water in water tank 20 being extracted rear press-in the first jet pipe 6, second jet pipe 7, first jet pipe 6 arranges the first pneumatic ball valve 12 for controlling jet pipe water supply installation and described first jet pipe 6 connected state, second jet pipe 7 arranges the manual ball valve 11 being used for jet pipe water supply installation and described second jet pipe 7 connected state, first startup ball valve 12, jet pipe water supply installation are all connected with controller 2, and controller 2 is also connected with the temperature and humidity sensor for detecting warm and humid angle value in spray evaporation cooler 5.
Particularly, one end of the first jet pipe 6, second jet pipe 7 is all stretched in spray evaporation cooler 5, and the water of the first jet pipe 6, second jet pipe 7 ejection can be lowered the temperature to the high temperature gas flow entered in spray evaporation cooler 5.Jet pipe water supply installation is used for the water in water tank 20 to extract, and is then sprayed by the first jet pipe 6, second jet pipe 7.The other end of the first jet pipe 6, second jet pipe 7 passes outside spray evaporation cooler 5, first pneumatic ball valve 12 is positioned at the first jet pipe 6 and passes end outside spray evaporation cooler 5, manual ball valve 11 is positioned at the second jet pipe 7 and passes end outside spray evaporation cooler 5, the on off state of the first pneumatic ball valve 12 is controlled by controller 2, and the on off state of manual ball valve 11 is selected to determine by needs during real work.Controller 2 controls the on off state of the first pneumatic ball valve 12 according to the temperature and humidity in spray evaporation cooler 5, when controller 2 closes the first pneumatic ball valve 12, the second jet pipe 7 is then only had to spray water, to reach the object taking water rate reduced in spray evaporation cooler 5.
Described controller 2 comprises PLC, and controller 2 is also connected with HMI touch screen 1.Required controling parameters can be inputted to controller 2 by HMI touch screen 1, thus realize different job control requirements.The wet film 8 for the filtering globule is also provided with in described spray evaporation cooler 5.
Described temperature and humidity sensor comprises the rear temperature transducer 9 and rear humidity transducer 10 that are positioned at spray evaporation cooler 5, described rear temperature transducer 9, rear humidity transducer 10 are all connected with the input end of controller 2, and controller 2 also with for temperature transducer 3 before testing environment temperature value and for humidity transducer 4 before testing environment humidity value is connected.
In the utility model embodiment, the temperature value in spray evaporation cooler 5 is detected by rear temperature transducer 9, detected the humidity value in spray evaporation cooler 5 by rear humidity transducer 10, controller 2 obtains the warm and humid angle value in spray evaporation cooler 5 by rear temperature transducer 9 and rear humidity transducer 10.Controller 2 carrys out the temperature and humidity of testing environment by front temperature transducer 3, front humidity transducer 4, thus under ambient temperature and humidity value meets service condition, controller 2 just can allow jet pipe water supply installation to draw water in water tank 20, and is lowered the temperature by the air-flow in the first jet pipe 6, second jet pipe 7 pairs of spray evaporation coolers 5.
Described water tank 20 upper water box intake pipe 27 and radiator drain 26, described tank inlet pipe 27 is provided with the 3rd and starts ball valve 21, radiator drain 26 is provided with the second pneumatic ball valve 17, second pneumatic ball valve 17, the 3rd pneumatic ball valve 21 are all connected with the output terminal of controller 2, and controller 2 is also connected with the liquid level sensor 16 for detecting water level value in water tank 20.
In the utility model embodiment, tank inlet pipe 27 is positioned at the top of radiator drain 26, can be connected at outside water source by tank inlet pipe 27, controller 2 controls the on off state of the 3rd pneumatic ball valve 21, automatically whether can control external water source to water inlet in water tank 20, reach the automatic control into water.When controller 2 makes the second pneumatic ball valve 17 open, the water in water tank 20 can be discharged, avoid long-time not used time water depositing in water tank 20.
Described jet pipe water supply installation comprises feed water pump 19 and high-voltage frequency-changing pump 14, the water intake of described feed water pump 19 is connected with water tank 20 by water tank connecting pipe 22, the water outlet of feed water pump 19 is connected with the water intake of high-voltage frequency-changing pump 14 by water supply connecting tube 23, the water outlet of high-voltage frequency-changing pump 14 is connected with the first jet pipe 6, second jet pipe 7 respectively by jet pipe connecting tube 24, and the control end of feed water pump 19, the control end of high-voltage frequency-changing pump 14 are all connected with the output terminal of controller 2.
Described water supply connecting tube 23 is provided with feed water pump pressure transducer 18, and the output terminal of described feed water pump pressure transducer 18 is connected with the input end of feed water pump 19.
Described jet pipe connecting tube 24 is provided with high-voltage frequency-changing pump pressure sensor 13, and the output terminal of described high-voltage frequency-changing pump pressure sensor 13 is connected with the input end of high-voltage frequency-changing pump 14.Described water supply connecting tube 23 is also provided with water filter 15.Spray evaporation cooler 5 is connected with water tank 20 by return pipe 25.
In the utility model embodiment, all controlled device 2 of startup work of feed water pump 19, high-voltage frequency-changing pump 14 controls, and feed water pump 19 can extract the water in water tank 20 by water tank connecting pipe 22.Feed water pump 19 can detect the running state of the hydraulic pressure value adjustment self in water supply connecting tube 23 according to feed water pump pressure transducer 18, simultaneously, high-voltage frequency-changing pump 14 detects by high-voltage frequency-changing pump pressure sensor 13 running state that hydraulic pressure value in jet pipe connecting tube 24 regulates self, by the cooperation of feed water pump 19, high-voltage frequency-changing pump 14 working state, the first jet pipe 6, second jet pipe 7 is made to be in the rated working pressure state of 2.5MPa.
During work, controller 2 determines whether to need to carry out spray cooling to spray evaporation cooler 5 according to front temperature transducer 3, front humidity transducer 4.When needs carry out spray cooling to spray evaporation cooler 5, controller 2 first opens the 3rd pneumatic ball valve 21, to intake by tank inlet pipe 27 pairs of water tanks 20 are interior.Controller 2 obtains the liquid level in water tank 20 by liquid level sensor 16, when liquid level reaches setting value, controller 2 makes the first pneumatic ball valve 12 open, and then starts feed water pump 19 and high-voltage frequency-changing pump 14, to make the first jet pipe 6, second jet pipe 7 pairs of spray evaporation cooler 5 spray coolings.Controller 2 determines temperature value, humidity value in spray evaporation cooler 5 by rear temperature transducer 9, rear humidity transducer 10, as humidity value degree >=95%RH in spray evaporation cooler 5, controller 2 turns off the first pneumatic ball valve 12, to make only having the second jet pipe 7 to carry out spray cooling in spray evaporation cooler 5, with by reduce add that moisture controls air inlet take water rate.Cooled water can be back in water tank 20 by reflow pipe 25 by spray evaporation cooler 5.
The utility model controller 2 controls the off state of the first pneumatic ball valve 12 according to the temperature value that rear temperature transducer 9, rear humidity transducer 10 detect, can humidity in spray evaporation cooler 5 larger time, stop the water spray of the first jet pipe 6, the water spray of the second jet pipe 7 is only utilized to lower the temperature, structure is compact, and automaticity is high, can reduce and take water rate, easy to use, safe and reliable.
Claims (9)
1. a gas turbine spray evaporation cooler control system, comprises spray evaporation cooler (5) and is positioned at first jet pipe (6) of described spray evaporation cooler (5) and the second jet pipe (7), it is characterized in that: also comprise and be pressed into the first jet pipe (6) after being extracted by the water in water tank (20), the jet pipe water supply installation of the second jet pipe (7), at upper the first pneumatic ball valve (12) arranged for controlling jet pipe water supply installation and described first jet pipe (6) connected state of the first jet pipe (6), at the upper manual ball valve (11) arranged for jet pipe water supply installation and described second jet pipe (7) connected state of the second jet pipe (7), first starts ball valve (12), jet pipe water supply installation is all connected with controller (2), controller (2) is also connected with the temperature and humidity sensor for detecting warm and humid angle value in spray evaporation cooler (5).
2. gas turbine spray evaporation cooler control system according to claim 1, it is characterized in that: described temperature and humidity sensor comprises the rear temperature transducer (9) and rear humidity transducer (10) that are positioned at spray evaporation cooler (5), described rear temperature transducer (9), rear humidity transducer (10) are all connected with the input end of controller (2), and controller (2) also with for temperature transducer (3) before testing environment temperature value and for humidity transducer (4) before testing environment humidity value is connected.
3. gas turbine spray evaporation cooler control system according to claim 1, it is characterized in that: described water tank (20) upper water box intake pipe (27) and radiator drain (26), described tank inlet pipe (27) is provided with the 3rd and starts ball valve (21), radiator drain (26) is provided with the second pneumatic ball valve (17), second pneumatic ball valve (17), the 3rd pneumatic ball valve (21) are all connected with the output terminal of controller (2), and controller (2) is also connected with the liquid level sensor (16) for detecting water tank (20) interior water level value.
4. gas turbine spray evaporation cooler control system according to claim 1, it is characterized in that: described jet pipe water supply installation comprises feed water pump (19) and high-voltage frequency-changing pump (14), the water intake of described feed water pump (19) is connected with water tank (20) by water tank connecting pipe (22), the water outlet of feed water pump (19) is connected with the water intake of high-voltage frequency-changing pump (14) by water supply connecting tube (23), the water outlet of high-voltage frequency-changing pump (14) by jet pipe connecting tube (24) respectively with the first jet pipe (6), second jet pipe (7) connects, the control end of feed water pump (19), the control end of high-voltage frequency-changing pump (14) is all connected with the output terminal of controller (2).
5. gas turbine spray evaporation cooler control system according to claim 4, it is characterized in that: on described water supply connecting tube (23), be provided with feed water pump pressure transducer (18), the output terminal of described feed water pump pressure transducer (18) is connected with the input end of feed water pump (19).
6. gas turbine spray evaporation cooler control system according to claim 4, it is characterized in that: described jet pipe connecting tube (24) is provided with high-voltage frequency-changing pump pressure sensor (13), the output terminal of described high-voltage frequency-changing pump pressure sensor (13) is connected with the input end of high-voltage frequency-changing pump (14).
7. gas turbine spray evaporation cooler control system according to claim 4, is characterized in that: described water supply connecting tube (23) is also provided with water filter (15).
8. gas turbine spray evaporation cooler control system according to claim 1, it is characterized in that: be also provided with the wet film (8) for the filtering globule in described spray evaporation cooler (5), spray evaporation cooler (5) is connected with water tank (20) by return pipe (25).
9. gas turbine spray evaporation cooler control system according to claim 1, it is characterized in that: described controller (2) comprises PLC, controller (2) is also connected with HMI touch screen (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520561357.7U CN204877683U (en) | 2015-07-29 | 2015-07-29 | Spray evaporation cooler control system for gas turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520561357.7U CN204877683U (en) | 2015-07-29 | 2015-07-29 | Spray evaporation cooler control system for gas turbine |
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| Publication Number | Publication Date |
|---|---|
| CN204877683U true CN204877683U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520561357.7U Active CN204877683U (en) | 2015-07-29 | 2015-07-29 | Spray evaporation cooler control system for gas turbine |
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| CN (1) | CN204877683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198207A (en) * | 2021-12-14 | 2022-03-18 | 国家石油天然气管网集团有限公司 | Novel pipeline gas turbine staged control spray cooling device and use method thereof |
-
2015
- 2015-07-29 CN CN201520561357.7U patent/CN204877683U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198207A (en) * | 2021-12-14 | 2022-03-18 | 国家石油天然气管网集团有限公司 | Novel pipeline gas turbine staged control spray cooling device and use method thereof |
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| GR01 | Patent grant |