CN203499737U - Automatic regulating device for water level in hot well of cement kiln low-temperature cogeneration turbine - Google Patents
Automatic regulating device for water level in hot well of cement kiln low-temperature cogeneration turbine Download PDFInfo
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- CN203499737U CN203499737U CN201320529445.XU CN201320529445U CN203499737U CN 203499737 U CN203499737 U CN 203499737U CN 201320529445 U CN201320529445 U CN 201320529445U CN 203499737 U CN203499737 U CN 203499737U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 239000004568 cement Substances 0.000 title claims abstract description 25
- 230000001105 regulatory effect Effects 0.000 title abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 230000003020 moisturizing effect Effects 0.000 claims description 15
- 235000020681 well water Nutrition 0.000 claims description 13
- 239000002349 well water Substances 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 10
- 230000011664 signaling Effects 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
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- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Abstract
The utility model relates to a water level regulating device, in particular to an automatic regulating device for a water level in a hot well of a cement kiln low-temperature cogeneration turbine. The automatic regulating device for the water level in the hot well of the cement kiln low-temperature cogeneration turbine comprises a condenser (1), the hot well (2), a let-off pipe (3), a return pipe (4), a water replenishing pipe (5), a drain pipe (6) and a controller (7). A liquid level sensor (8) is arranged in the hot well (2) of the condenser (1); the let-off pipe (3) is provided with a condensate pump (9); the return pipe (4) is provided with a return valve (10); the water replenishing pipe (5) is provided with a water replenishing valve (11); the branch pipe of the drain pipe (6) is provided with a low-load outlet valve (12) and a high-load outlet valve (13); the liquid level sensor (8) is connected with the controller (7); the controller (7) is connected with all the valves. The automatic regulating device provided by the utility model is simple in structure. Drastic fluctuations of the water level in the condenser can be reduced to maintain the operation of the turbine, and therefore, the generating capacity is helped to be increased, and the personnel cost is also reduced.
Description
Technical field
The utility model relates to a kind of level-regulating device, especially relates to a kind of cement kiln low-temperature cogeneration turbine hot well water level automatic control tegulatingdevice.
Background technique
Cement kiln low-temperature cogeneration steam turbine is in operation, and condenser hotwell water level is just related to the safe operation of unit, and water-cooling tube is flooded in the too high meeting of water level, causes condenser vacuum to reduce, and unit output is not enough; Water level is too low easily to be caused condensate pump cavitation and cuts off the water supply, and affects the normal operation of condensate pump.Particularly, when fluctuation of load is larger, water level of thermal well is difficult control extremely, for this reason, in condensate pump outlet, is mostly provided with recirculation pipe, and with refluxing, a part of water of condensation regulates maintenance water level of thermal well.Traditional cement plant recirculation (egr) valve adopts hand sluice valve more, and in the time of need to regulating, a people is at central control chamber, and a people, by condensate pump, according to the height of water level, passes order with walkie-talkie and regulates, and with spanner, regulates circulation valve aperture.Like this, not only increased workman's quantity, also increased labor intensity, and due to the hysteresis of information, differed and play surely the effect that regulates water level.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of cement kiln low-temperature cogeneration turbine hot well water level automatic control tegulatingdevice, object is to save manpower, the real-time turbine hot well water level that automatically regulates, and makes cement kiln low-temperature cogeneration steam turbine set safe and stable operation.
For achieving the above object, the technical solution that the utility model adopts is:
Cement kiln low-temperature cogeneration turbine hot well water level automatic control tegulatingdevice, comprises vapour condenser, hot well, outlet pipe, return pipe, water-adding pipe, waste pipe, controller; In the hot well of vapour condenser, be provided with liquid level sensor, the water outlet of hot well is connected with outlet pipe, and the water intake of hot well is connected with return pipe; Outlet pipe is connected with return pipe, water-adding pipe and waste pipe; Outlet pipe is provided with condensate pump, and return pipe is provided with backwater valve, and water-adding pipe is provided with moisturizing valve; Waste pipe is divided into two arms at middle part, be respectively equipped with low-load flowing water Valve and high load flowing water Valve on arm; Liquid level sensor is connected with controller by signaling line, and controller is connected with backwater valve, moisturizing valve, low-load flowing water Valve and high load flowing water Valve by guide line.
Described backwater valve, moisturizing valve, low-load flowing water Valve and high load flowing water Valve are mortor operated valve.
Described controller is DCS main frame.
Described signaling line and guide line are shielding wire.
During work, the condensed water that cement kiln low-temperature cogeneration turbine condenser produces is pooled in hot well, and liquid level sensor is passed to controller by the liquid level information in hot well; If water level of thermal well is during lower than certain value, controller is controlled backwater valve aperture, closes moisturizing valve, low-load flowing water Valve and high load flowing water Valve, if water level of thermal well during lower than another definite value, controller is controlled moisturizing valve opening and added supplementing water; If water level of thermal well is during higher than certain value, controller is controlled low-load flowing water Valve aperture, closes backwater valve, moisturizing valve and high load flowing water Valve, if water level of thermal well during higher than another definite value, controller is controlled high load flowing water Valve aperture and increased water displacement.Cement kiln low-temperature cogeneration turbine hot well water level is remained in certain value range, thereby guarantee the safe operation of cement kiln low-temperature cogeneration steam turbine set.
the beneficial effects of the utility model:
The utility model is simple in structure, can reduce the big ups and downs of vapour condenser water level, maintains the operation of steam turbine, is conducive to the raising of generated energy, and has also reduced the spending of personnel cost; By accurate sensor, detect feedback signal and control cement kiln low-temperature cogeneration turbine hot well water level, save manpower, regulate in real time confluent, guarantee the safe operation of cement kiln low-temperature cogeneration steam turbine set; Each valve valve is the flow that mortor operated valve can effectively be controlled water; Controller is that DCS main frame can carry out automation control to each equipment; Signaling line and guide line adopt shielding wire, have higher transfer rate and good anti-electromagnetic interference capability, can in harsh industrial environment, work, and are applicable to manufacture of cement.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
1-vapour condenser, 2-hot well, 3-outlet pipe, 4-return pipe, 5-water-adding pipe, 6-waste pipe, 7-controller, 8-liquid level sensor, 9-condensate pump, 10-backwater valve, 11-moisturizing valve, 12-low-load flowing water Valve, 13-high load flowing water Valve, 14-signaling line, 15-guide line.
Embodiment
embodiment 1
As shown in Figure 1, cement kiln low-temperature cogeneration turbine hot well water level automatic control tegulatingdevice, comprises vapour condenser 1, hot well 2, outlet pipe 3, return pipe 4, water-adding pipe 5, waste pipe 6, controller 7; In the hot well 2 of vapour condenser 1, be provided with liquid level sensor 8, the water outlet of hot well 2 is connected with outlet pipe 3, and the water intake of hot well 2 is connected with return pipe 4; Outlet pipe 3 is connected with return pipe 4, water-adding pipe 5 and waste pipe 6; Outlet pipe 3 is provided with condensate pump 9, and return pipe 4 is provided with backwater valve 10, and water-adding pipe 5 is provided with moisturizing valve 11; Waste pipe 6 is divided into two arms at middle part, be respectively equipped with low-load flowing water Valve 12 and high load flowing water Valve 13 on arm; Liquid level sensor 8 is connected with controller 7 by signaling line 14, and controller 7 is connected with backwater valve 10, moisturizing valve 11, low-load flowing water Valve 12 and high load flowing water Valve 13 by guide line 15.
Described backwater valve 10, moisturizing valve 11, low-load flowing water Valve 12 and high load flowing water Valve 13 are mortor operated valve.
Described controller 7 is DCS main frame.
Described signaling line 14 and guide line 15 are shielding wire.
During work, the condensed water that cement kiln low-temperature cogeneration turbine condenser 1 produces is pooled in hot well 2, and liquid level sensor 8 is passed to controller 7 by the liquid level information in hot well 2; If hot well 2 water levels are during lower than certain value, controller 7 is controlled backwater valve 10 apertures, close moisturizing valve 11, low-load flowing water Valve 12 and high load flowing water Valve 13, if water level of thermal well during lower than another definite value, controller 7 is controlled moisturizing valve 11 apertures and is added supplementing water; If hot well 2 water levels are during higher than certain value, controller 7 is controlled low-load flowing water Valve 12 apertures, close backwater valve 10, moisturizing valve 11 and high load flowing water Valve 13, if hot well 2 water levels during higher than another definite value, controller 7 is controlled high load flowing water Valve 13 apertures and is increased water displacement.Cement kiln low-temperature cogeneration steam turbine hot well 2 water levels are remained in certain value range, thereby guarantee the safe operation of cement kiln low-temperature cogeneration steam turbine set.
Claims (5)
1. cement kiln low-temperature cogeneration turbine hot well water level automatic control tegulatingdevice, is characterized in that, comprises vapour condenser (1), hot well (2), outlet pipe (3), return pipe (4), water-adding pipe (5), waste pipe (6), controller (7); In the hot well (2) of vapour condenser (1), be provided with liquid level sensor (8), the water outlet of hot well (2) is connected with outlet pipe (3), and the water intake of hot well (2) is connected with return pipe (4); Outlet pipe (3) is connected with return pipe (4), water-adding pipe (5) and waste pipe (6); Outlet pipe (3) is provided with condensate pump (9), and return pipe (4) is provided with backwater valve (10), and water-adding pipe (5) is provided with moisturizing valve (11); Waste pipe (6) is divided into two arms at middle part, be respectively equipped with low-load flowing water Valve (12) and high load flowing water Valve (13) on arm; Liquid level sensor (8) is connected with controller (7) by signaling line (14), and controller (7) is connected with backwater valve (10), moisturizing valve (11), low-load flowing water Valve (12) and high load flowing water Valve (13) by guide line (15).
2. cement kiln low-temperature cogeneration turbine hot well water level automatic control tegulatingdevice according to claim 1, it is characterized in that, described backwater valve (10), moisturizing valve (11), low-load flowing water Valve (12) and high load flowing water Valve (13) are mortor operated valve.
3. according to cement kiln low-temperature cogeneration turbine hot well water level automatic control tegulatingdevice described in claim 1 or 2, it is characterized in that, described controller (7) is DCS main frame.
4. according to cement kiln low-temperature cogeneration turbine hot well water level automatic control tegulatingdevice described in claim 1 or 2, it is characterized in that, described signaling line (14) and guide line (15) are shielding wire.
5. cement kiln low-temperature cogeneration turbine hot well water level automatic control tegulatingdevice according to claim 3, is characterized in that, described signaling line (14) and guide line (15) are shielding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320529445.XU CN203499737U (en) | 2013-08-29 | 2013-08-29 | Automatic regulating device for water level in hot well of cement kiln low-temperature cogeneration turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320529445.XU CN203499737U (en) | 2013-08-29 | 2013-08-29 | Automatic regulating device for water level in hot well of cement kiln low-temperature cogeneration turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203499737U true CN203499737U (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320529445.XU Expired - Fee Related CN203499737U (en) | 2013-08-29 | 2013-08-29 | Automatic regulating device for water level in hot well of cement kiln low-temperature cogeneration turbine |
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| CN (1) | CN203499737U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989469A (en) * | 2015-06-11 | 2015-10-21 | 江苏永钢集团有限公司 | Stagnant water discharging device used for air exhaust pipeline of condenser |
| CN108800976A (en) * | 2018-02-26 | 2018-11-13 | 西安热工研究院有限公司 | A kind of condensed water Water Level Regulating System and method being suitable for double back pressure thermal power plant units |
| CN114608342A (en) * | 2022-03-16 | 2022-06-10 | 华能北京热电有限责任公司 | Emergent water charging system of condenser |
-
2013
- 2013-08-29 CN CN201320529445.XU patent/CN203499737U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989469A (en) * | 2015-06-11 | 2015-10-21 | 江苏永钢集团有限公司 | Stagnant water discharging device used for air exhaust pipeline of condenser |
| CN108800976A (en) * | 2018-02-26 | 2018-11-13 | 西安热工研究院有限公司 | A kind of condensed water Water Level Regulating System and method being suitable for double back pressure thermal power plant units |
| CN108800976B (en) * | 2018-02-26 | 2023-08-22 | 西安热工研究院有限公司 | Condensate water level adjusting system and method suitable for double back pressure heat supply unit |
| CN114608342A (en) * | 2022-03-16 | 2022-06-10 | 华能北京热电有限责任公司 | Emergent water charging system of condenser |
| CN114608342B (en) * | 2022-03-16 | 2023-11-07 | 华能北京热电有限责任公司 | Emergent moisturizing system of condenser |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Yuxi City, Yunnan Province, 651107 street town of Yimen County Patentee after: Yunnan Zhong Rui (Group) building materials Co.,Ltd. Address before: Yuxi City, Yunnan Province, 651107 street town of Yimen County Patentee before: YUNNAN YIMEN ZHONGRUI (GROUP) BUILDING MATERIAL CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 |
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| CF01 | Termination of patent right due to non-payment of annual fee |