CN206901846U - The recirculating cooling water system and ozone the controlling of injecting quantity device of ozone processing - Google Patents
The recirculating cooling water system and ozone the controlling of injecting quantity device of ozone processing Download PDFInfo
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- CN206901846U CN206901846U CN201720788694.9U CN201720788694U CN206901846U CN 206901846 U CN206901846 U CN 206901846U CN 201720788694 U CN201720788694 U CN 201720788694U CN 206901846 U CN206901846 U CN 206901846U
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- decanting point
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Abstract
The utility model provides the recirculating cooling water system and its ozone the controlling of injecting quantity device of ozone processing.Ozone the controlling of injecting quantity device, including：Ozone generating apparatus, it connects at least one main decanting point of ozone and multiple ozone branches decanting point, and the main decanting point of the ozone is located in the cooling tower or cooling tower outlet, each ozone branch decanting point are located on the inlet pipeline and/or outlet conduit of each heat exchanger；Ozone concentration primary detector, exported positioned at the cooling tower；Multiple ozone concentration branch detection devices, connect the ozone generating apparatus, and each ozone concentration detector is located on the inlet pipeline and/or outlet conduit of each heat exchanger；And controller, the ozone concentration detected according to the ozone concentration primary detector controls the ozone injection rate of the main decanting point of the ozone, and the ozone concentration detected respectively according to each ozone concentration branch detection device individually controls the ozone injection rate of each ozone branch decanting point.
Description
Technical field
The utility model relates generally to water treatment field, more particularly to a kind of recirculating cooling water system of ozone processing and its
Ozone the controlling of injecting quantity device.
Background technology
Recirculated cooling water application ozone technology (AOP) is handled more ripe.The application of current AOP technologies is root
Adding for ozone how much is carried out according to the water of recirculating cooling water system, and according to ORP (Oxidation-Reduction in water
Potential, oxidation-reduction potential) the detection data of instrument carry out overall ozone generating capacity control.It is found that some follow
The situation of fouling or corrosion occurs after the operation of ring cooling water system, this shows that existing ozone generating capacity control device is present
The problem of ozone concentration is relatively low or higher.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of recirculating cooling water system and its ozone of ozone processing
The controlling of injecting quantity device, can it is more accurate, economically control ozone dosage.
In order to solve the above technical problems, the utility model provides a kind of ozone the controlling of injecting quantity device, applied to ozone
The recirculating cooling water system of processing, the recirculating cooling water system include cooling tower and multiple heat exchangers, the plurality of heat exchanger distribution
On the pipeline of the recirculating cooling water system, the ozone the controlling of injecting quantity device includes：
Ozone generating apparatus, it connects at least one main decanting point of ozone and multiple ozone branches decanting point, ozone master
Decanting point is located in the cooling tower or cooling tower outlet, each ozone branch decanting point are located at the inlet pipeline of each heat exchanger
And/or on outlet conduit；
Ozone concentration primary detector, exported positioned at the cooling tower；
Multiple ozone concentration branch detection devices, the ozone generating apparatus is connected, each ozone concentration detector, which is located at, respectively to be changed
On the inlet pipeline and/or outlet conduit of hot device；And
Controller, the ozone of the main decanting point of the ozone is controlled to note according to the ozone concentration that the ozone concentration primary detector detects
Enter amount, and the ozone concentration detected respectively according to each ozone concentration branch detection device individually controls each ozone branch decanting point
Ozone injection rate.
In an embodiment of the present utility model, each ozone branch decanting point is provided with electrically-controlled valve, each automatically controlled by controlling
The aperture of valve controls ozone injection rate.
In an embodiment of the present utility model, the controller is in the ozone generating apparatus.
In an embodiment of the present utility model, controller distribution is at each ozone branch decanting point.
The utility model also proposes a kind of recirculating cooling water system of ozone processing, including cooling tower, multiple heat exchangers and
Ozone the controlling of injecting quantity device as described above.The plurality of heat exchanger distribution is on the pipeline of the recirculating cooling water system.
In an embodiment of the present utility model, the plurality of heat exchanger selects a following part：Refrigerator, condenser,
Heat-exchangers of the plate type, jacketed reactor, mould production equipment, air compressor machine and air-conditioning.
Compared with prior art, the utility model presses the difference of recirculating cooling water system, and ozone concentration control device is set
Different location, the ozone decanting point of varying number, to reach the heat exchanger requirement automatic adjusument ozone usage by different operating modes
Purpose so that each heat exchanger obtains more accurate, more economical ozone dosage, obtain more water savings, energy-conservation, emission reduction,
The effect of sterilization, the service life of extension device, reduce circulation cleaning labor intensity.
Brief description of the drawings
Fig. 1 is the structure chart of the recirculating cooling water system of the ozone processing with multiple heat exchangers.
Fig. 2 is the structure chart of the recirculating cooling water system of the ozone processing of the embodiment of the utility model one.
Fig. 3 is the structure chart of the recirculating cooling water system of the ozone processing of another embodiment of the utility model.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent, below in conjunction with accompanying drawing to this practicality
New embodiment elaborates.
Many details are elaborated in the following description in order to fully understand the utility model, but this practicality is new
Type can also be different from other manner described here to implement using other, therefore the utility model is not by following public tool
The limitation of body embodiment.
As shown in the application and claims, unless context clearly prompts exceptional situation, " one ", "one", " one
The word such as kind " and/or "the" not refers in particular to odd number, may also comprise plural number.It is, in general, that term " comprising " is only prompted to wrap with "comprising"
Include clearly identify the step of and element, and these steps and element do not form one it is exclusive enumerate, method or equipment
The step of may also including other or element.
Fig. 1 is the structure chart of the recirculating cooling water system of the ozone processing with multiple heat exchangers.With reference to shown in figure 1, follow
Ring cooling water system 10 includes refrigerator 11, air compressor machine 12, condenser 13, heat-exchangers of the plate type 14, jacketed reactor 15, production
Equipment 16, cooling tower 17, collecting-tank 18 and multiple water circulating pumps 19.It can be seen that recirculating cooling water system 10 includes refrigerator
11st, air compressor machine 12, condenser 13, heat-exchangers of the plate type 14, jacketed reactor 15 and production equipment 16 etc. are various changes
Hot device.The distribution of these heat exchangers is on the pipeline of recirculating cooling water system 10.Title, the feature of these heat exchangers see the table below 1.
Table 1
It can be seen that the heat exchanger species included with recirculating cooling water system 10 is more by few change, situation also will be answered increasingly
It is miscellaneous.
When using ozone technology (AOP) processing cooling water, if heat exchanger species is few, such as only following comprising refrigerator
Ring cooling water system, systematic parameter is stable, and processing control is also relatively stable.If heat exchanger species is only including the basis of refrigerator
On be further added by a kind of air compressor machine, situation will be slightly complicated, and air compressor machine needs more ozone amount.If in cooling water system, change
Hot device species is further added by a kind of jacketed reactor or production equipment (such as mould production equipment), and situation will be more complicated, and chuck is anti-
The production equipment of device or mould etc. is answered with the process of production, the amount of cooling water can become (cooling water contains ozone, namely the amount of ozone)
Greatly, it can also diminish, can finally not have to cooling water, flow is changed into 0, and the cooling water temperature of heat exchanger exit will be also varied from, folder
What the actual ozone amount needed for the set production equipment such as reactor or mould namely changed.
General AOP application, ozone are injected into cooling water delivery trunk or cooling tower tank, in the water sent out with house steward
Ozone concentration be controlled.When detecting that concentration is low, i.e., the heat exchanger in recirculating cooling water system needs ozone amount (consumption ozone
Amount) greatly, ozone devices increase power needed for ozone generation automatically；When detecting concentration height, i.e. changing in recirculating cooling water system
Hot device needs ozone amount (consumption ozone amount) small, and ozone devices reduce the power of ozone generation automatically.Such control, suitable for compared with
Simple system, heat exchanger form only include refrigerator or air compressor machine etc. one, two kind of heat exchanger, and in system each heat exchanger work
Condition parameter, such as water-carrying capacity, cooled medium temperature change are little, moreover it is possible to the ozone by adjusting ozone devices occur power come
The relatively stable of the ozone concentration in water is kept, can reach treatment effect.
But if it is that to include refrigerator, air compressor machine, jacketed reactor, production equipment etc. in recirculating cooling water system a variety of
Heat exchanger, such as shown in Fig. 1, handled using in general AOP application processes, the Measuring Ozone Concentration in Water that house steward sends out be it is certain,
And the ozone amount needed for each heat exchanger is different, ozone requirement can only be adjusted according to the detection data of totality, be adjusted
The ozone amount sent out afterwards is not consistent with the ozone amount needed for each heat exchanger, and result does not reach optimal desired effect.
The utility model is considered including a variety of multi-form heat exchangers, in complex cooling water system, to adapt to
The heat exchanger of different operating modes, including apart from the far position of water circulating pump heat exchanger (distance, time of delivery length, ozone decay,
Concentration reduces, and influences treatment effect), different location, the decanting point of varying number are set, finite concentration ozone is sent out in house steward
On the basis of, by these decanting points, by the different ozone requirements of each heat exchanger, in a manner of controlling on the spot, then increase and decrease in good time
Ozone requirement, accomplish system-wide control model, variant heat exchanger is obtained each required different ozone usages.
Fig. 2 is the structure chart of the recirculating cooling water system of the ozone processing of the embodiment of the utility model one.With reference to the institute of figure 2
Show, ozone the controlling of injecting quantity device has been gathered in recirculating cooling water system, should applied to the recirculating cooling water system of ozone processing
Recirculating cooling water system includes cooling tower and multiple heat exchangers, pipe of the plurality of heat exchanger distribution located at the recirculating cooling water system
Lu Shang.Ozone the controlling of injecting quantity device may include ozone generating apparatus 21, ozone concentration primary detector 22, multiple ozone concentrations point
Branch detector 23 and controller 24.Ozone generating apparatus 21 connects main decanting point a, the b of ozone and multiple ozone branches decanting point
25.Ozone concentration primary detector 22 is located at cooling tower 17 and exported, and the position for being more specifically is marked in figure.Multiple ozone concentrations
Branch detection device 23 connects ozone generating apparatus 21, and each ozone concentration branch detection device 23 is located at the inlet pipeline of each heat exchanger
On.By each ozone concentration branch detection device 23, further mark is to 23_6 in figure, is separately positioned on refrigerator
11st, on the inlet pipeline of air compressor machine 12, condenser 13, heat-exchangers of the plate type 14, jacketed reactor 15 and production equipment 16.It is smelly
The main decanting point a of oxygen is located in cooling tower 17, and the main decanting point b of ozone is located at cooling tower 17d outlets.It is appreciated that the main injection of ozone
Point can also be 1 or more than two.Each ozone branch decanting point 25 is located on the inlet pipeline of each heat exchanger.Will in figure
Further mark is to 25_6 to each ozone branch decanting point 25, is separately positioned on refrigerator 11, air compressor machine 12, condenser
13rd, on the inlet pipeline of heat-exchangers of the plate type 14, jacketed reactor 15 and production equipment 16.
The ozone concentration that controller 24 detects according to ozone concentration primary detector 22 controls ozone main decanting point a, b ozone
Injection rate.Such as the ozone concentration control ozone generating apparatus 21 that controller 24 detects according to ozone concentration primary detector 22 produces
Ozone amount.After ozone generating apparatus 21 produces ozone
And the ozone concentration that controller 24 detects according to each ozone concentration branch detection device 23 respectively individually controls each
The ozone injection rate of individual ozone branch decanting point 25.
As shown in Fig. 2 it is cascade that production equipment 16 is front and rear, again it can increase by one group of test point before second equipment more
23_3 ' and decanting point 25_6 ', connect if any multiple equipment, can also be processed as.
Electrically-controlled valve 26 is provided with each ozone branch decanting point 25, they adjust aperture also according to the control signal of controller 24
To control ozone injection rate.By electrically-controlled valve 26, further mark is to 26_6 in figure, is separately positioned on each ozone branch note
Access point 25_1 to 25_6.
Figure 2 illustrates controller 24 in ozone generating apparatus 21.Controller 24 can connect the main detection of ozone concentration
Device 22, multiple ozone concentration branch detection devices 23 and each electrically-controlled valve 26.
In another embodiment, controller 24 can also be that distribution is located at each ozone branch decanting point of the main decanting point of ozone
Locate the combination of 25_1 to 25_6 multiple controllers.Each controller connects the He of ozone concentration primary detector 22 respectively as needed
A part in multiple ozone concentration branch detection devices 23, determines how to control electrically-controlled valve 26 according to ozone concentration.
In the utility model, the position of each decanting point and detector can change.Such as each ozone branch detection
Device 23 can also be provided on the outlet conduit after heat exchanger.Fig. 3 is the circulation of the ozone processing of another embodiment of the utility model
The structure chart of cooling water system.With reference to shown in figure 3, each ozone can also be set in the inlet and outlet pipe of heat exchanger simultaneously
Branch detection device 23 and 27.Ozone branch detection device 27 act on the function that may include similar ozone branch detection device 23 and including
The ozone amount changing value that residing heat exchanger consumes in itself, the same exportable detection signal of this point go to control the injection of residing heat exchanger
Valve opening at point.
In practical application, each decanting point a, b and 25, each detector 22 and 23 presses design requirement normal operation.
A, b is main decanting point, and control point is detected based on c points, sets a concentration value as 1 unit (hereinafter referred to as 1U) in advance
Safe concentration.After main pipeline injection, each heat exchanger 11-16 entrance is sent to, concentration about in 1U, declines seldom, and actual
Upper each heat exchanger needs the concentration more slightly higher than 1U concentration.
Such as in Fig. 3, wherein a heat exchanger --- the ozone processing of refrigerator 11 needs 1.1U ozone concentration, and this is cold
1.2U controlling values are previously set in the ozone branch detection device 23_1 of jelly machine 11, when detector 23_1 detects the water that total pipeline sends
Middle ozone concentration is 1U, and notification controller 24, controller 24 is to issue instructions to the electrically-controlled valve at ozone branch decanting point 25_1
26_1, valve are opened, and supplement injection 0.1U ozone amount, the ozone concentration for the treatment of into refrigerator 11 is integrally reached 1.1U's
It is required that.If the concentration that ozone branch detection device 23_1 is detected has deviation, 1.1U concentration, notification controller have been more than or less than it
24, controller 24 will also send instruction, adjust electrically-controlled valve 26_1 size in real time, make the ozone concentration for the treatment of into refrigerator 11
Maintain near 1.1U concentration.
For another example, in Fig. 3, the ozone processing of another heat exchanger --- production equipment 16 needs 1.2U ozone dense
Degree, 1.2U controlling values are previously set in the ozone branch detection device 23_6 of the production equipment 16, as ozone branch detection device 23_6
When to detect the Measuring Ozone Concentration in Water that main pipeline delivers to first entrance of production equipment 16 be 1U, notification controller 24, control
Device 24 issues instructions to the electrically-controlled valve 26_6 at ozone branch decanting point 25_6, and valve is opened, supplement injection 0.1U ozone amount,
The ozone concentration for the treatment of made into production equipment 16 integrally reaches 1.2U requirement.When after first production equipment 16, water
Middle residual ozone is reduced to 0.6U, and second production equipment 16 ' stills need the ozone amount of 1.2U concentration, ozone here
Branch detection device 23_6 ' detects that concentration is inadequate, notification controller 24, and controller 24 sends instruction, opens the injection of ozone branch
The electrically-controlled valve 26_6 ' at point 25_6 ' places, 0.6U concentration is supplemented, to reach the 1.2U ozone required for second production equipment 16 '
Concentration.
With the continuation of the heat exchanger progress of work, the operating mode of some heat exchangers changes in system, as described above raw
Equipment 16 is produced, in product stripping, mould generation heat is few, and required cooling water inflow also diminishes, or even works as and enter production equipment 16
Cooling water valve A close, flow is arrived as zero with regard to small, and the ozone amount of injection just seems too many originally, and the ozone branch in downstream examines
Survey device 23_6 ' data measureds to uprise, feedback signal to controller 24, controller 24 causes the electricity at ozone branch decanting point 25_6
Control valve 26_6 is turned down, and the 1U of setting ozone concentration control point is returned to adjustment.If cooling water inflow is zero, the ozone that detects
Amount can be higher by a lot, and electrically-controlled valve 26_6 will be closed, pipe in concentration be exactly safe 1U ozone concentrations.Originally those are injected into life
The ozone amount of production equipment 16 can be automatically assigned to other heat exchangers according to the operation of system.Other heat exchangers will also be carried out automatically
Calibration, is finally pooled at main decanting point a, b, total ozone requirement is detected simultaneously by the main detection zone 22 of test point c ozone
Feed back to controller 24.If amount is too high, controller 24 adjusts the ozone that ozone occurs and power occurs, and adjustment is returned to setting
1U ozone concentrations control point, the concentration of submitting are kept stable at safe concentration 1U ozone concentrations.Conversely, if production equipment 16 is again
Start, the ozone branch detection device 23_6 detection ozone amounts of the cooling water inlet of production equipment 16 are low, notification controller 24, control
Device 24 processed sends signal to ozone branch decanting point 25_6, and ozone branch decanting point 25_6 electrically-controlled valve 26_6 obtains signal, by
Gradually open, supplement difference, be adjusted to the concentration control point set.The also phase of ozone amount needed for the other heat exchangers of recirculating cooling water system
It should adjust, power occurs for final adjustment ozone to the concentration control point set.
Embodiment of the present utility model presses the difference of recirculating cooling water system, and ozone concentration control device is set differently
The ozone decanting point of point, varying number, to reach the purpose of the heat exchanger requirement automatic adjusument ozone usage by different operating modes,
So that each heat exchanger obtains more accurate, more economical ozone dosage, more water savings, energy-conservation, emission reduction, the effect of sterilization are obtained
Fruit, the service life of extension device, reduce circulation cleaning labor intensity.
Although the utility model describes with reference to current specific embodiment, ordinary skill in the art
Personnel are it should be appreciated that the embodiment of the above is intended merely to illustrate the utility model, without departing from the utility model spirit
In the case of can also make various equivalent change or replacement, therefore, as long as to upper in spirit of the present utility model
State the change of embodiment, modification will all fall in the range of following claims.
Claims (6)
- A kind of 1. ozone the controlling of injecting quantity device, applied to the recirculating cooling water system of ozone processing, the recirculating cooling water system Including cooling tower and multiple heat exchangers, on the pipeline of the recirculating cooling water system, its feature exists for the plurality of heat exchanger distribution Include in the ozone the controlling of injecting quantity device：Ozone generating apparatus, it connects at least one main decanting point of ozone and multiple ozone branches decanting point, the main injection of the ozone Point in the cooling tower or cooling tower outlet, each ozone branch decanting point be located at each heat exchanger inlet pipeline and/or On outlet conduit；Ozone concentration primary detector, exported positioned at the cooling tower；Multiple ozone concentration branch detection devices, connect the ozone generating apparatus, and each ozone concentration detector is located at each heat exchanger Inlet pipeline and/or outlet conduit on；AndController, the ozone of the main decanting point of the ozone is controlled to inject according to the ozone concentration that the ozone concentration primary detector detects Amount, and the ozone concentration detected respectively according to each ozone concentration branch detection device individually controls each ozone branch decanting point Ozone injection rate.
- 2. ozone the controlling of injecting quantity device according to claim 1, it is characterised in that each ozone branch decanting point is provided with electricity Valve is controlled, ozone injection rate is controlled by controlling the aperture of each electrically-controlled valve.
- 3. ozone the controlling of injecting quantity device according to claim 1, it is characterised in that the controller produces located at the ozone In equipment.
- 4. ozone the controlling of injecting quantity device according to claim 1, it is characterised in that controller distribution is located at each smelly At oxygen branch decanting point.
- A kind of 5. recirculating cooling water system of ozone processing, it is characterised in that including：Cooling tower；Multiple heat exchangers, the plurality of heat exchanger distribution is on the pipeline of the recirculating cooling water system；Ozone the controlling of injecting quantity device as described in claim any one of 1-4.
- 6. the recirculating cooling water system of ozone as claimed in claim 5 processing, it is characterised in that the plurality of heat exchanger selection with Under a part：Refrigerator, condenser, heat-exchangers of the plate type, jacketed reactor, mould production equipment, air compressor machine and air-conditioning.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720788694.9U CN206901846U (en) | 2017-06-30 | 2017-06-30 | The recirculating cooling water system and ozone the controlling of injecting quantity device of ozone processing |
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| CN201720788694.9U CN206901846U (en) | 2017-06-30 | 2017-06-30 | The recirculating cooling water system and ozone the controlling of injecting quantity device of ozone processing |
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Cited By (1)
| 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 |
-
2017
- 2017-06-30 CN CN201720788694.9U patent/CN206901846U/en active Active
Cited By (1)
| 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 |
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