CN106006928A - Automatic control method of ozone synergic treatment circulating cooling water system - Google Patents
Automatic control method of ozone synergic treatment circulating cooling water system Download PDFInfo
- Publication number
- CN106006928A CN106006928A CN201610572210.7A CN201610572210A CN106006928A CN 106006928 A CN106006928 A CN 106006928A CN 201610572210 A CN201610572210 A CN 201610572210A CN 106006928 A CN106006928 A CN 106006928A
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- water system
- cooling
- water
- real
- ozone
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
- G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
- C02F2103/023—Water in cooling circuits
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/78—Details relating to ozone treatment devices
- C02F2201/782—Ozone generators
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/08—Corrosion inhibition
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention discloses an automatic control method of on ozone synergic treatment circulating cooling water system, comprising: mounting a discharge valve in a cooling circulating water system, and subjecting the cooling circulating water system to detection control by using an automatic control system; a specific control method includes: a, a real-time data detection unit automatically acquiring real-time parameters of the cooling circulating water system, wherein the real-time parameters include water quality microbial indexes, capable of determining at least sludge thermal resistance of water; b, an analytic unit calculating the sludge thermal resistance according to the real-time parameters input by the real-time data detection unit; c, comparing the calculated sludge thermal resistance and predicted sludge thermal resistance, and a control device outputting a control signal to enable the discharge valve to discharge water when the sludge thermal resistance is higher than the preset sludge thermal resistance. It can be guaranteed that cooling circulating water has well-balanced water quality under the conditions such as variable working conditions, seasons, and supply water of different origins, and scale inhibition and cleaning can be also be achieved.
Description
Technical field
The present invention relates to water-treatment technology field, particularly relate to a kind of technology on circulating cooling water treatment and system.
Background technology
Scale formation is modal problem in recirculating cooling water system, can endanger the operation of equipment.Open cooling tower the most constantly evaporates water takes away heat, not only make many materials concentrations present in water, and succession, dust, microorganism etc. in air are constantly brought in water, if the water quality of recirculated cooling water can not be controlled well, the task performance that the most quickly can make heat-exchange apparatus reduces, pipeline obstruction, and energy consumption increases considerably, reduction of service life, cause the biggest economic loss.
Chemical method is the most generally used to alleviate the scale problems of recirculated cooling water.The composition of cooling water is at any time in change, and it is continually changing with working condition, weather, the composition change of supplementary water.And the regular dosing that chemical method uses, actually through correcting the fouling tendency occurred in water after a while with lagging, medical method processes the conductance being controlled recirculated cooling water in practice by discharge, and conductance brings up to a certain degree carry out discharge.The when of so supplementary water power is led high, it is highly difficult with medical method.Chemical method uses the most phosphorous, a class material of chlorine, nitrogen, even if in water, concentration is up to standard during discharge, but from the point of view of the overall control polluted requires, one-tenth ton ground medicament is discharged to be clearly and environment water is constituted very important harm year in year out.
Based on the problems referred to above, the defect using chemical method to carry out processing cycle water is apparent from, automatically controlling aspect, have method for dosing medicine at present and use the mode of automatic monitoring, its monitor mode is mainly with the chemical composition of water, such as: calcium, total alkali, chlorine equal size and acid-base value and electric conductivity value control the discharge of water with supplementary.But, simply by indirectly index, these data judge that the fouling tendency of water is implemented to control, and these indexs may not necessarily reflect the water quality of water the most comprehensively.
Ozone cooperative method processing cycle cooling water is by injecting the ozone of dissolving in recirculated water, produces the free radicals such as the strongest OH of oxidisability, they and the microorganism in water in water, chemical molecular react reach to purify, sterilisation purpose.By suitable design, under controlling certain process conditions, ozone cooperative method can process with surrogate-data technique method, realizes the effects such as scale inhibition, anticorrosion, sterilization simultaneously.
Traditional ozone treatment method carries out discharge and replenishment cycles water with manual operation, does not enters into the stage of automatically controlling, and is dependent on the measurement of human at periodic intervals, carries out artificial discharge and replenishment cycles water.
In view of the above problems, design the recirculated water index in a kind of comprehensive reflection ozonization cycle cooling water system, utilize these indexs to realize the method automatically controlled of recirculated cooling water, be the key of ozone cooperative facture Popularization And Development.
Summary of the invention
It is an object of the invention to solve in prior art, it is common that rely on the measurement of human at periodic intervals, carry out artificial discharge and the problem of replenishment cycles water；A kind of ozone cooperative is provided to process the autocontrol method of cooling circulating water system, various parameters in cooling circulating water system can be detected by the inventive method, determine therefrom that the direct indicator that can reflect water quality, when some key index exceedes regulation, automatically carry out ozone concentration regulation or discharge and supplementary water.
For reaching above-mentioned purpose, technical scheme is as follows:
The autocontrol method of ozone cooperative method processing cycle cooling water system, is arranged on drain valve in cooling circulating water system, and the detection then utilizing automatic control system to carry out cooling circulating water system controls；Described automatic control system has real time data detector unit, analytic unit and control device, and concrete detection control method is:
A. real time data detector unit gathers the real-time parameter of cooling circulating water system automatically, and wherein this real-time parameter includes the microbiological indicator of water quality, and at least may determine that the dirtiness resistance value of water quality；
B. the real-time parameter that analytic unit is inputted according to real time data detector unit calculates described dirtiness resistance value；
C. compare dirtiness resistance value and the preset value of dirtiness resistance value of calculating, and when dirtiness resistance value exceedes preset value, described control device output control signal makes drain valve draining.
By the autocontrol method of the present invention, the fouling index of ozonization cycle cooling water can be monitored in real time, ensure cooling circulating water the operating mode of variation, season, separate sources supplementary water etc. under the conditions of maintain the well balanced state of water quality, realize scale inhibition clean conditions simultaneously.
Further, described cooling circulating water system includes collecting-tank, the cooling tower carrying Cooling Water to collecting-tank, flows to the refrigeration unit of cooling tower after collecting-tank output water cooling, and described drain valve is arranged on bottom collecting-tank.
Further, described cooling circulating water system also includes the ozone generating-device being arranged on collecting-tank, in automatic control system, this real time data detector unit includes the multiple sensors being located in described cooling circulating water system, this control device has data base, stores the microbiological indicator of water quality and the preset value of dirtiness resistance value and the preset range of ozone concentration and the ozonator in order to injection of ozone in described data base.
By the present invention, making ozone cooperative method process cooling circulating water and achieve effective Detection & Controling in real time, to improving heat exchanger efficiency, reduce corrosion, improving to set has vital meaning each service life；Meanwhile, the present invention is realizing the automatization that water quality detection controls, and while making the comprehensive conformance with standard of circulating water quality, can increase cycle-index, and effect is more significantly.
The present invention compared with prior art, has the following advantages and beneficial effect:
1, by the autocontrol method of the present invention, the fouling index of ozonization cycle cooling water can be monitored in real time, ensure cooling circulating water the operating mode of variation, season, separate sources supplementary water etc. under the conditions of maintain the well balanced state of water quality, realize scale inhibition clean conditions simultaneously；
2, simultaneously by the present invention, making ozone cooperative method process cooling circulating water and achieve effective Detection & Controling in real time, to improving heat exchanger efficiency, reduce corrosion, improving to set has vital meaning each service life.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment 1
The autocontrol method of ozone cooperative method processing cycle cooling water system, including:
Being arranged in cooling circulating water system by drain valve, the detection then utilizing automatic control system to carry out cooling circulating water system controls；Described automatic control system has real time data detector unit, analytic unit and control device, described cooling circulating water system includes collecting-tank, the cooling tower carrying Cooling Water to collecting-tank, flows to the refrigeration unit of cooling tower after collecting-tank output water cooling, and described drain valve is arranged on bottom collecting-tank.
The concrete detection control method of the present invention is:
A. real time data detector unit gathers the real-time parameter of cooling circulating water system automatically, and wherein this real-time parameter includes the microbiological indicator of water quality, and at least may determine that the dirtiness resistance value of water quality；
B. the real-time parameter that analytic unit is inputted according to real time data detector unit calculates described dirtiness resistance value；
C. compare dirtiness resistance value and the preset value of dirtiness resistance value of calculating, and when dirtiness resistance value exceedes preset value, described control device output control signal makes drain valve draining.
The present invention, by setting up the data base with direct water quality fouling, sets the boundary condition of the balance that ensure that water quality according to operating mode and the water condition of different user.It is substantially carried out following work: first, by the mensuration of multiparameter, the recirculated water state that monitoring is continually changing, and take direct indicator therein and compare with presetting data base, to judge whether recirculated water state in which has fouling tendency, in order to that dynamically implements system is automatically brought into operation instruction.Secondly, according to above the pump valve judging to command the discharge of cooling circulating water and supplementary water of the state of water being operated.
Embodiment 2
The present embodiment is with the difference of embodiment 1, and also increasing in the present embodiment has ozone generating-device, is specifically provided that
Described cooling circulating water system also includes the ozone generating-device being arranged on collecting-tank, in automatic control system, this real time data detector unit includes the multiple sensors being located in described cooling circulating water system, this control device has data base, stores the microbiological indicator of water quality and the preset value of dirtiness resistance value and the preset range of ozone concentration and the ozonator in order to injection of ozone in described data base.
I.e. by the setting of said structure, can increase when needing according to above to the judgement of state of water and the discharge of water with supplement, regulation ozone generating capacity in real time, it is not necessary to time reduce, effect is more significantly.
Above-described embodiment is only the preferred embodiments of the present invention, not limiting the scope of the invention, as long as using the design principle of the present invention, and carries out non-creativeness work on this basis and the change made, within all should belonging to protection scope of the present invention.
Claims (3)
1. the autocontrol method of ozone cooperative method processing cycle cooling water system, it is characterised in that be arranged in cooling circulating water system by drain valve, the detection then utilizing automatic control system to carry out cooling circulating water system controls；Described automatic control system has real time data detector unit, analytic unit and control device, and concrete detection control method is:
A. real time data detector unit gathers the real-time parameter of cooling circulating water system automatically, and wherein this real-time parameter includes the microbiological indicator of water quality, and at least may determine that the dirtiness resistance value of water quality；
B. the real-time parameter that analytic unit is inputted according to real time data detector unit calculates described dirtiness resistance value；
C. compare dirtiness resistance value and the preset value of dirtiness resistance value of calculating, and when dirtiness resistance value exceedes preset value, described control device output control signal makes drain valve draining.
The autocontrol method of ozone cooperative method processing cycle cooling water system the most according to claim 1, it is characterized in that: described cooling circulating water system includes collecting-tank, the cooling tower carrying Cooling Water to collecting-tank, flows to the refrigeration unit of cooling tower after collecting-tank output water cooling, and described drain valve is arranged on bottom collecting-tank.
The autocontrol method of ozone cooperative method processing cycle cooling water system the most according to claim 1, it is characterized in that: described cooling circulating water system also includes the ozone generating-device being arranged on collecting-tank, in automatic control system, this real time data detector unit includes the multiple sensors being located in described cooling circulating water system, this control device has data base, stores the microbiological indicator of water quality and the preset value of dirtiness resistance value and the preset range of ozone concentration and the ozonator in order to injection of ozone in described data base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610572210.7A CN106006928A (en) | 2016-07-20 | 2016-07-20 | Automatic control method of ozone synergic treatment circulating cooling water system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610572210.7A CN106006928A (en) | 2016-07-20 | 2016-07-20 | Automatic control method of ozone synergic treatment circulating cooling water system |
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| CN106006928A true CN106006928A (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610572210.7A Pending CN106006928A (en) | 2016-07-20 | 2016-07-20 | Automatic control method of ozone synergic treatment circulating cooling water system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109205761A (en) * | 2017-06-30 | 2019-01-15 | 上海轻工业研究所有限公司 | The recirculating cooling water system and ozone the controlling of injecting quantity device and method of ozone treatment |
| CN115557583A (en) * | 2022-09-16 | 2023-01-03 | 国家电投集团河南电力有限公司沁阳发电分公司 | Inspection and evaluation system for ozone treatment equipment for cooling water |
Citations (3)
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| CN101058466A (en) * | 2007-05-22 | 2007-10-24 | 上海轻工业研究所有限公司 | Automatic control method for treating cooling circulation water system by ozone |
| CN101058465A (en) * | 2007-05-22 | 2007-10-24 | 上海轻工业研究所有限公司 | Automatic control system for treating cooling circulation water system by ozone |
| CN101134612A (en) * | 2007-07-23 | 2008-03-05 | 上海轻工业研究所有限公司 | Microorganism index control method for quality of ozonization cooling water circulation |
-
2016
- 2016-07-20 CN CN201610572210.7A patent/CN106006928A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058466A (en) * | 2007-05-22 | 2007-10-24 | 上海轻工业研究所有限公司 | Automatic control method for treating cooling circulation water system by ozone |
| CN101058465A (en) * | 2007-05-22 | 2007-10-24 | 上海轻工业研究所有限公司 | Automatic control system for treating cooling circulation water system by ozone |
| CN101134612A (en) * | 2007-07-23 | 2008-03-05 | 上海轻工业研究所有限公司 | Microorganism index control method for quality of ozonization cooling water circulation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109205761A (en) * | 2017-06-30 | 2019-01-15 | 上海轻工业研究所有限公司 | The recirculating cooling water system and ozone the controlling of injecting quantity device and method of ozone treatment |
| CN115557583A (en) * | 2022-09-16 | 2023-01-03 | 国家电投集团河南电力有限公司沁阳发电分公司 | Inspection and evaluation system for ozone treatment equipment for cooling water |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Leng Shouqin Inventor before: Niu Erkang |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180525 Address after: 450000 Zheng Dong 3, unit 2, No. 2 Dongfeng Road, New District, Zhengzhou, Henan, 3, No. 5, 38. Applicant after: Henan Shen Yu Environmental Protection Technology Co., Ltd. Address before: 610000 Sichuan Chengdu Shuangliu County Shuangliu Southwest Airport Economic Development Zone Industrial Development Zone Applicant before: Shenyu Environmental Protection Technology Co., Ltd. |
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Application publication date: 20161012 |