CN112506239A - Intelligent intercepting well safety control logic - Google Patents
Intelligent intercepting well safety control logic Download PDFInfo
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- CN112506239A CN112506239A CN202011225624.5A CN202011225624A CN112506239A CN 112506239 A CN112506239 A CN 112506239A CN 202011225624 A CN202011225624 A CN 202011225624A CN 112506239 A CN112506239 A CN 112506239A
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- Prior art keywords
- water pump
- turbidity
- detecting
- sewage
- hydraulic gate
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
- G05D9/04—Level control, e.g. controlling quantity of material stored in vessel with auxiliary non-electric power
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/14—Rainfall or precipitation gauges
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Biodiversity & Conservation Biology (AREA)
- Power Engineering (AREA)
- Public Health (AREA)
- Atmospheric Sciences (AREA)
- Health & Medical Sciences (AREA)
- Ecology (AREA)
- Environmental Sciences (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Flow Control (AREA)
- Sewage (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention discloses a safety control logic of an intelligent intercepting well, which comprises the following steps: the rainfall sensor detects 'sunny days', the hydraulic gate is closed, the floating ball works with the liquid level meter, and the water pump is controlled to convey domestic sewage; secondly, detecting 'rainy days' by a rainfall sensor, detecting that the turbidity of the sewage is more than or equal to b by a turbidity meter, closing the hydraulic gate still, and continuously conveying the domestic sewage by a water pump; and thirdly, detecting 'rainy days' by a rainfall sensor, detecting that the sewage turbidity a is less than or equal to S and less than or equal to b by a turbidity meter, opening the hydraulic gate by a half, discarding the rainwater on the upper layer, and continuously conveying the domestic sewage by the water pump on the lower layer. In the whole automatic control process, a plurality of monitoring data are adopted for discrimination, so that the control is more accurate; the dual-mode operation is adopted in rainy days and sunny days, so that the effluent quality effect is ensured; and an emergency mode is set, so that the waterlogging risk is reduced.
Description
Technical Field
The invention relates to a logic method for intercepting well control, in particular to a safety control logic for an intelligent intercepting well.
Background
The intercepting well collects some inspection wells which produce pollution into a well, the well is communicated to a sewage treatment plant, if the intercepting well does not exist, each pipe is required to enter the sewage treatment plant in order to enter sewage treatment plants, a well is used for intercepting the sewage in the front, the pipelines to the sewage treatment plant are greatly reduced, and the collecting of the sewage is facilitated, so that the well is the sewage intercepting well.
Catch basins are used in combined rain and sewage systems for the purpose of separating rain and sewage. In dry seasons, only sewage is contained in the pipe, the intercepting well can intercept the sewage and flow the sewage into a newly-built sewage pipe, in rainy seasons, part of rainwater and the sewage are intercepted and flow into the sewage pipe, and the rest of rainwater overflows through a weir in the well and continues to flow downstream.
The conventional intercepting well is mostly controlled manually and does not have the function of precisely controlling the water outlet of the intercepting well according to the sewage turbidity standard.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide safety control logic of an intelligent intercepting well.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a safety control logic of an intelligent intercepting well, which comprises the following steps:
the rainfall sensor detects 'sunny days', the hydraulic gate is closed, the floating ball works with the liquid level meter, and the water pump is controlled to convey domestic sewage;
secondly, detecting 'rainy days' by a rainfall sensor, detecting that the turbidity of the sewage is more than or equal to b by a turbidity meter, closing the hydraulic gate still, and continuously conveying the domestic sewage by a water pump;
thirdly, detecting 'rainy days' by a rainfall sensor, detecting that the sewage turbidity a is less than or equal to S and less than or equal to b by a turbidity meter, opening the hydraulic gate by a half, discarding rainwater on the upper layer, and continuously conveying domestic sewage by a water pump on the lower layer;
fourthly, detecting 'rainy days' by a rainfall sensor, detecting that the turbidity of the sewage is continuously reduced by less than or equal to a by a turbidity meter, completely opening the hydraulic gate, stopping the water pump and discarding the rainwater;
fifthly, detecting 'rainy days' by a rainfall sensor, controlling the water pump to stop by the rainfall time and opening the hydraulic gate if the turbidity of the sewage cannot be reduced by less than or equal to a by a turbidity meter;
sixthly, the rainfall sensor detects the end of the rainy day, the hydraulic gate is closed, the floating ball works with the liquid level meter, and the water pump is controlled to deliver the domestic sewage;
seventhly, the low liquid level floating ball controls the water pump to be forcibly stopped and protects the water pump, and the high liquid level floating ball controls the water pump to forcibly start the two pumps at the same time and protects the hydraulic gate;
eighthly, any one of the floating ball, the liquid level meter, the rain gauge and the turbidity meter is damaged, and the system alarms;
ninth, the floating ball is controlled independently by the liquid level meter.
Compared with the prior art, the invention has the following beneficial effects:
1: a plurality of monitoring data are adopted for discrimination in the whole automatic control process, so that the control is more accurate;
2: the dual-mode operation is adopted in rainy days and sunny days, so that the effluent quality effect is ensured;
3: and an emergency mode is set, so that the waterlogging risk is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a block diagram of the logic flow of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1
As shown in fig. 1, the present invention provides a safety control logic for an intelligent intercepting well, which comprises the following:
the rainfall sensor detects 'sunny days', the hydraulic gate is closed, the floating ball works with the liquid level meter, and the water pump is controlled to convey domestic sewage;
secondly, detecting 'rainy days' by a rainfall sensor, detecting that the turbidity of the sewage is more than or equal to b by a turbidity meter, closing the hydraulic gate still, and continuously conveying the domestic sewage by a water pump;
thirdly, detecting 'rainy days' by a rainfall sensor, detecting that the sewage turbidity a is less than or equal to S and less than or equal to b by a turbidity meter, opening the hydraulic gate by a half, discarding rainwater on the upper layer, and continuously conveying domestic sewage by a water pump on the lower layer;
fourthly, detecting 'rainy days' by a rainfall sensor, detecting that the turbidity of the sewage is continuously reduced by less than or equal to a by a turbidity meter, completely opening the hydraulic gate, stopping the water pump and discarding the rainwater;
fifthly, detecting 'rainy days' by a rainfall sensor, controlling the water pump to stop by the rainfall time if the turbidity of the sewage cannot be reduced by less than or equal to a by a turbidity meter, and opening the hydraulic gate (after 20-30min of rainfall);
sixthly, the rainfall sensor detects the end of the rainy day, the hydraulic gate is closed, the floating ball works with the liquid level meter, and the water pump is controlled to deliver the domestic sewage;
seventhly, the low liquid level floating ball controls the water pump to be forcibly stopped and protects the water pump, and the high liquid level floating ball controls the water pump to forcibly start the two pumps at the same time and protects the hydraulic gate;
eighthly, any one of the floating ball, the liquid level meter, the rain gauge and the turbidity meter is damaged, and the system alarms;
ninth, the floater should independent control with the level gauge, and the floater is controlled through external PLC controller respectively alone with the level gauge, can not switch to another work because of a bad influence.
The rainfall sensor is installed on the vatch basin, and each sensor, floater and level gauge are equallyd divide and are do not connect the PLC controller outward, through PLC controller control, and the floater drives valve body work through external PLC controller, comes the upper and lower float of control valve body internal floating ball.
Compared with the prior art, the invention has the following beneficial effects:
1: a plurality of monitoring data are adopted for discrimination in the whole automatic control process, so that the control is more accurate;
2: the dual-mode operation is adopted in rainy days and sunny days, so that the effluent quality effect is ensured;
3: and an emergency mode is set, so that the waterlogging risk is reduced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. An intelligent intercepting well safety control logic, comprising:
the rainfall sensor detects 'sunny days', the hydraulic gate is closed, the floating ball works with the liquid level meter, and the water pump is controlled to convey domestic sewage;
secondly, detecting 'rainy days' by a rainfall sensor, detecting that the turbidity of the sewage is more than or equal to b by a turbidity meter, closing the hydraulic gate still, and continuously conveying the domestic sewage by a water pump;
thirdly, detecting 'rainy days' by a rainfall sensor, detecting that the sewage turbidity a is less than or equal to S and less than or equal to b by a turbidity meter, opening the hydraulic gate by a half, discarding rainwater on the upper layer, and continuously conveying domestic sewage by a water pump on the lower layer;
fourthly, detecting 'rainy days' by a rainfall sensor, detecting that the turbidity of the sewage is continuously reduced by less than or equal to a by a turbidity meter, completely opening the hydraulic gate, stopping the water pump and discarding the rainwater;
fifthly, detecting 'rainy days' by a rainfall sensor, controlling the water pump to stop by the rainfall time if the turbidity of the sewage cannot be reduced by less than or equal to a by a turbidity meter, and opening the hydraulic gate (after rainfall for 20-30 min);
sixthly, the rainfall sensor detects the end of the rainy day, the hydraulic gate is closed, the floating ball works with the liquid level meter, and the water pump is controlled to deliver the domestic sewage;
seventhly, the low liquid level floating ball controls the water pump to be forcibly stopped and protects the water pump, and the high liquid level floating ball controls the water pump to forcibly start the two pumps at the same time and protects the hydraulic gate;
eighthly, any one of the floating ball, the liquid level meter, the rain gauge and the turbidity meter is damaged, and the system alarms;
ninth, the floating ball is controlled independently by the liquid level meter.
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CN202011225624.5A CN112506239A (en) | 2020-11-05 | 2020-11-05 | Intelligent intercepting well safety control logic |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114293637A (en) * | 2022-03-09 | 2022-04-08 | 阿兰贝尔(江苏)环保科技发展有限公司 | Intelligent intercepting well remote control system and method |
CN114876046A (en) * | 2022-05-27 | 2022-08-09 | 江苏省环境工程技术有限公司 | Multifunctional intelligent management well and control method |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114293637A (en) * | 2022-03-09 | 2022-04-08 | 阿兰贝尔(江苏)环保科技发展有限公司 | Intelligent intercepting well remote control system and method |
CN114876046A (en) * | 2022-05-27 | 2022-08-09 | 江苏省环境工程技术有限公司 | Multifunctional intelligent management well and control method |
CN114876046B (en) * | 2022-05-27 | 2023-11-28 | 江苏省环境工程技术有限公司 | Multifunctional intelligent management well and control method |
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