CN104216362A - Full-automatic online water quality monitoring system of circulating cooling water - Google Patents
Full-automatic online water quality monitoring system of circulating cooling water Download PDFInfo
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- CN104216362A CN104216362A CN201410393397.5A CN201410393397A CN104216362A CN 104216362 A CN104216362 A CN 104216362A CN 201410393397 A CN201410393397 A CN 201410393397A CN 104216362 A CN104216362 A CN 104216362A
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The invention belongs to the technical field of circulating cooling water, and particularly relates to a full-automatic online water quality monitoring system of circulating cooling water. The full-automatic online water quality monitoring system comprises an analytical processing device, an operation displaying device, an online water quality monitoring device and an automatic agent adding device, wherein the operation displaying device is electrically connected with the analytical processing device, the online water quality monitoring device is electrically connected the analytical processing device, and the automatic dosing device is electrically connected with the analytical processing device. The online water quality monitoring device comprises an online PH (potential of hydrogen) detection unit, an online conductivity detection unit, an online velocity detection unit and a chloride ion concentration detection unit. By the full-automatic online water quality monitoring system, supplementary water is saved, quantity of wastewater discharge is reduced, agent is saved, system and personal errors generated during artificial detection control can be greatly reduced, and automation degree of control over water quality of the circulating cooling water is improved.
Description
Technical field
The invention belongs to recirculated cooling water technical field, particularly relate to a kind of Full-automatic circulation cooling water quality online monitoring system.
Background technology
Industrial circulating cooling water is constantly recycling in process, due to the change of water temperature, flow velocity, evaporation of water loses, cooling water system is subject to the combined action that the irradiation of sunlight, wind and weather and dust foreign material enter the many reasons such as cooling water system in outdoor, can produce the problem of serious fouling, microbial growth and corrosion.
In the current water stability of circulating cooling at home and abroad monitoring, main employing regularly samples, Manual analysis water quality parameter, according to operations staff's experience, regularly, quantitatively anti-incrustation corrosion inhibitor and Biocidal algae-killing agent is added, with antiscale, anticorrosion, and regularly moisturizing, periodic blow down, but recirculated cooling water adding consistency and quality thereof are monitored.Owing to lacking correct measure of supervision and effective treatment Countermeasures, often there is the problem such as fouling, burn into microorganism in industrial circulating cooling water system, causes the significant wastage of water resource, have impact on the safety and economic operation of recirculating cooling water system.
Summary of the invention
In view of above-mentioned deficiency of the prior art, the present invention is that the monitoring realizing water quality have developed a kind of Full-automatic circulation cooling water quality online monitoring system, using parameters such as the pH value of recirculated cooling water, conductivity, flow velocity and chlorine ion concentrations as the main judgment basis of cooling water quality, and then often there is the problem such as fouling, burn into microorganism in solution industrial circulating cooling water system.
A kind of Full-automatic circulation cooling water quality online monitoring system, comprise: an APU, one display operating device be electrically connected with described APU, the one water quality on-line monitoring device be electrically connected with described APU and one and the automatic medicine adding apparatus that is electrically connected of described APU, it is characterized in that, described water quality on-line monitoring device and described automatic medicine adding apparatus are arranged on industrial cycle waterline, described water quality on-line monitoring device comprises a PH online detection unit, one conductivity online detection unit, one flow velocity online detection unit and a chlorine ion concentration detecting unit.
Further, described automatic medicine adding apparatus at least comprises an antisludging agent medicine-chest, a germifuge medicine-chest.Described antisludging agent medicine-chest and described germifuge medicine-chest are electrically connected respectively by dose compound pump and described APU.
Further, a kind of Full-automatic circulation cooling water quality online monitoring system further comprises an automatic water-replenishing device, and described automatic water-replenishing device is electrically connected by a metering water pump and described APU.A kind of Full-automatic circulation cooling water quality online monitoring system further comprises an automatic sewage discharging device, and described automatic sewage discharging device is electrically connected by a metering dredge pump and described APU.
Further, described APU adopts programmable logic controller (PLC) (Programmable Logic Controller, PLC).
Further, described APU is electrically connected by standard SR-485 or SR-232 and described display operating device.Described display operating device comprises a touch-control display panel.
Full-automatic circulation cooling water quality online monitoring system provided by the invention improves the automaticity of circulating cooling water quality and control, when decreasing manual control by arranging automatic water-replenishing device, system serious water shortage and the too much situation of moisturizing, save supplementing water and can reduce quantity of wastewater effluent; The situation of blindly dosing when automatic medicine adding apparatus can avoid manual control being set, making chemical feeding quantity and administration timing of drug be tending towards reasonable, significantly can reduce dosing when ensureing water quality; Arrange water quality on-line monitoring device can greatly reduce when manual monitoring controls and produce systematic error and personal error, for water stabilization provides reliable basis, the reasonable of Indexs measure and control can be ensured preferably.
Accompanying drawing explanation
Fig. 1 is the operating diagram of Full-automatic circulation cooling water quality online monitoring system of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
As shown in Figure 1, Fig. 1 is the operating diagram of Full-automatic circulation cooling water quality online monitoring system of the present invention.A kind of Full-automatic circulation cooling water quality online monitoring system, comprises APU 1, display operating device 2, water quality on-line monitoring device 3, automatic medicine adding apparatus 4, automatic water-replenishing device 5 and an automatic sewage discharging device 6.
APU 1 adopts programmable logic controller (PLC) (Programmable Logic Controller, PLC), carries out collection and analyzing and processing to the water quality parameter measured by water quality on-line monitoring device 3.APU 1 is electrically connected by standard SR-485 or SR-232 and display operating device 2.Display operating device 2 shows all monitor datas and system set-up parameters by standard SR-485 or SR-232.Display operating device 2 comprises a touch-control display panel (not painting in figure).Display operating device 2 allows user to pass through touch-control display panel and directly revises system set-up parameters, can realize unified, friendly human-computer interaction interface, makes more convenient to operate.
Water quality on-line monitoring device 3 is arranged on industrial cycle waterline 7, and is electrically connected with APU 1.Water quality on-line monitoring device 3 comprises PH online detection unit 31, conductivity online detection unit 32, flow velocity online detection unit 33 and a chlorine ion concentration detecting unit 34.PH online detection unit 31 detects the pH value of industrial circulating water, and APU 1 pH value gathered measured by PH online detection unit 31 combines the stable value that the formula analysis preset goes out industrial circulating water, and is presented on display operating device 2.Flow velocity online detection unit 33 detects the flow velocity of industrial circulating water, when APU 1 judges the flow velocity of industrial circulating water lower than preset value, can export alarm signal, and result is presented on display operating device 2.Chlorine ion concentration detecting unit 34 detects the chlorine ion concentration of industrial circulating water, and APU 1 judges that the chlorine ion concentration of industrial circulating water exceeds when presetting value range, exports alarm signal and by result on display operating device 2.In addition, APU 1 calculates concentration rate N in conjunction with the chlorine ion concentration in the chlorine ion concentration of industrial circulating water and supplementing water, and result is presented on display operating device 2.
Automatic medicine adding apparatus 4 is arranged on industrial cycle waterline 7, and is electrically connected with APU 1.Automatic medicine adding apparatus 4 at least comprises antisludging agent medicine-chest 41, germifuge medicine-chest 42, wherein antisludging agent medicine-chest 41 is electrically connected by metered doses of medicament pump 43 and APU 1, and germifuge medicine-chest 42 is electrically connected by metered doses of medicament pump 44 and APU 1.Automatic medicine adding apparatus 4 adopts full-automatic device, to ensure economy and the stability of Full-automatic circulation cooling water quality online monitoring system.After the principal ingredient that operation display interface inputs various medicament in automatic medicine adding apparatus 4 and concentration, APU 1 calculates the chemical feeding quantity of various medicament automatically according to the water quality parameter of industrial circulating water, and chemical feeding quantity signal is passed to metered doses of medicament pump 43,44.Metered doses of medicament pump 43,44 is by controlling medicament flow velocity to control chemical feeding quantity.
Automatic water-replenishing device 5 is electrically connected with APU 1 by a metering water pump 51.Rate of water make-up signal according to the numerical evaluation rate of water make-up of the liquid level gauge in Full-automatic circulation cooling water quality online monitoring system, and is passed to metering water pump 51 by APU 1.Metering water pump 51 is by controlling water velocity to control rate of water make-up.
Automatic sewage discharging device 6 is electrically connected with APU 1 by a metering dredge pump 61.Conductivity online detection unit 32 measures industrial cycle electrical conductivity of water, APU 1 by industrial cycle electrical conductivity of water compared with the conductivity preset in system set-up parameters.When industrial cycle electrical conductivity of water is greater than the conductivity value preset in system set-up parameters, the water quality parameter of APU 1 integrated industrial recirculated water calculates blowdown flow rate automatically, and blowdown flow rate signal is passed to dredge pump 61.
Full-automatic circulation cooling water quality online monitoring system provided by the invention improves the automaticity of circulating cooling water quality and control, when decreasing manual control by arranging automatic water-replenishing device, system serious water shortage and the too much situation of moisturizing, save supplementing water and can reduce quantity of wastewater effluent; The situation of blindly dosing when automatic medicine adding apparatus can avoid manual control being set, making chemical feeding quantity and administration timing of drug be tending towards reasonable, significantly can reduce dosing when ensureing water quality; Arrange water quality on-line monitoring device can greatly reduce when manual monitoring controls and produce systematic error and personal error, for water stabilization provides reliable basis, the reasonable of Indexs measure and control can be ensured preferably.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (8)
1. a Full-automatic circulation cooling water quality online monitoring system, comprise: an APU, one display operating device be electrically connected with described APU, the one water quality on-line monitoring device be electrically connected with described APU and one and the automatic medicine adding apparatus that is electrically connected of described APU, it is characterized in that, described water quality on-line monitoring device and described automatic medicine adding apparatus are arranged on industrial cycle waterline, described water quality on-line monitoring device comprises a PH online detection unit, one conductivity online detection unit, one flow velocity online detection unit and a chlorine ion concentration detecting unit.
2. a kind of Full-automatic circulation cooling water quality online monitoring system according to claim 1, is characterized in that, described automatic medicine adding apparatus at least comprises an antisludging agent medicine-chest, a germifuge medicine-chest.
3. a kind of Full-automatic circulation cooling water quality online monitoring system according to claim 2, described antisludging agent medicine-chest and described germifuge medicine-chest are electrically connected respectively by dose compound pump and described APU.
4. a kind of Full-automatic circulation cooling water quality online monitoring system according to claim 1, is characterized in that, further comprise an automatic water-replenishing device, and described automatic water-replenishing device is electrically connected by a metering water pump and described APU.
5. a kind of Full-automatic circulation cooling water quality online monitoring system according to claim 4, further comprises an automatic sewage discharging device, and described automatic sewage discharging device is electrically connected by a metering dredge pump and described APU.
6. a kind of Full-automatic circulation cooling water quality online monitoring system according to claim 1, is characterized in that, described APU adopts programmable logic controller (PLC) (Programmable Logic Controller, PLC).
7. a kind of Full-automatic circulation cooling water quality online monitoring system according to claim 1, is characterized in that, described APU is electrically connected with described display operating device by standard SR-485 or SR-232.
8. a kind of Full-automatic circulation cooling water quality online monitoring system according to claim 7, it is characterized in that, described display operating device comprises a touch-control display panel.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104991579A (en) * | 2015-07-03 | 2015-10-21 | 西安西热水务环保有限公司 | System and method for controlling concentration ratio of open type circulating cooling water system |
| CN105988378A (en) * | 2015-01-30 | 2016-10-05 | 上海洗霸科技股份有限公司 | Circulating cooling water control system and drug adding control device and drug adding control method thereof |
| CN106340170A (en) * | 2016-08-31 | 2017-01-18 | 江苏江华水处理设备有限公司 | Wireless transmission based water treatment expert system |
| CN107703874A (en) * | 2017-11-03 | 2018-02-16 | 许陈菲 | A kind of water body monitoring system based on Internet of Things |
| CN110195619A (en) * | 2019-05-30 | 2019-09-03 | 中国水利水电科学研究院 | Fired power generating unit regulating system, method and device |
| CN113984856A (en) * | 2021-10-26 | 2022-01-28 | 西安热工研究院有限公司 | Circulating cooling water chloride ion online measuring device and method |
| CN114772788A (en) * | 2022-05-07 | 2022-07-22 | 广东电网有限责任公司 | Automatic water quality adjusting system and automatic water quality adjusting method |
| CN115262266A (en) * | 2021-07-20 | 2022-11-01 | 苏州赛维科环保技术服务有限公司 | Real-time microorganism detection regulation and control device and early warning and regulation and control method for paper machine papermaking system |
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| CN105988378A (en) * | 2015-01-30 | 2016-10-05 | 上海洗霸科技股份有限公司 | Circulating cooling water control system and drug adding control device and drug adding control method thereof |
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| CN106340170A (en) * | 2016-08-31 | 2017-01-18 | 江苏江华水处理设备有限公司 | Wireless transmission based water treatment expert system |
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| CN110195619A (en) * | 2019-05-30 | 2019-09-03 | 中国水利水电科学研究院 | Fired power generating unit regulating system, method and device |
| CN115262266A (en) * | 2021-07-20 | 2022-11-01 | 苏州赛维科环保技术服务有限公司 | Real-time microorganism detection regulation and control device and early warning and regulation and control method for paper machine papermaking system |
| CN115262266B (en) * | 2021-07-20 | 2023-09-19 | 苏州赛维科环保技术服务有限公司 | Real-time microorganism detection regulation and control device and early warning and regulation and control method for paper machine papermaking system |
| CN113984856A (en) * | 2021-10-26 | 2022-01-28 | 西安热工研究院有限公司 | Circulating cooling water chloride ion online measuring device and method |
| CN114772788A (en) * | 2022-05-07 | 2022-07-22 | 广东电网有限责任公司 | Automatic water quality adjusting system and automatic water quality adjusting method |
| CN114772788B (en) * | 2022-05-07 | 2024-03-15 | 广东电网有限责任公司 | Automatic water quality adjusting system and automatic water quality adjusting method |
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