CN101070209A - Method and apparatus for automatically adding medicine in circulation system - Google Patents
Method and apparatus for automatically adding medicine in circulation system Download PDFInfo
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- CN101070209A CN101070209A CN 200710024501 CN200710024501A CN101070209A CN 101070209 A CN101070209 A CN 101070209A CN 200710024501 CN200710024501 CN 200710024501 CN 200710024501 A CN200710024501 A CN 200710024501A CN 101070209 A CN101070209 A CN 101070209A
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Abstract
This invention relates to a method and device of automatically adding agent in circulating water system. The method includes: add required agents to circulating water system by a measuring pump; input end and output port of measuring pump respectively connect with agent-storing pot and circulating water system; add a certain proportional fluorescer in the agents, and the fluorescer expending is synchronous with that of the agents in this circulating water system; use homogeneous light to irradiate a certain cubical water sample of circulating water system, make the fluorescer generate fluorescence, change the fluorescence into electric current by photoelectric conversion device; input the electric current to brainpower instrument; brainpower instrument control the opening of measuring pump according to the current value of described electric current. This invention is able to gain real time precise agent concentration of circulating water system, and self-regulate agent adding velocity according to agent concentration, thereby ensure the agent concentration keeping at best.
Description
Technical field
The present invention relates to a kind of water technology, particularly the method and apparatus of the water treatment in the industrial cycle water system.
Background technology
Often use that circulating water system is cooled off some equipment in the industrial production etc., usually seldom change for the water of saving in the reason circulating water systems such as water resources or inconvenient operation, and the water in the recycle system is not changed problems such as must bringing corrosion and fouling for a long time, has a strong impact on the use of circulating water system.
Burn into scale problems for the water in the Control Circulation water system normally adds medicaments such as certain density inhibition, Scale inhibitors.Seek out good water treatment effect, except that the medicament of selecting good formulas for use, key is the concentration of the medicament that adds will to be strict controlled on the optimum concentration value of this medicament, because drug concentration is crossed and low system produced adverse consequences, drug concentration is too high to cause waste to resource.
At present, the artificial adding medicine of the general employing of circulating water system, obtain the concentration of medicament in the circulating water system by the water sample in the analysis cycle water system, according to the drug concentration Artificial Control volume pump in the circulating water system that obtains, the medicament that will necessarily measure by volume pump is added in the circulating water system, and medicament is in the state that always is consumed in circulating water system.The present method of using, in obtaining circulating water system behind the drug concentration, the aperture that needs the manual operation volume pump, the adjustment of realization adding medicine speed in circulating water system, because medicament is in the state that is consumed always, drug concentration is dynamic, so the speed of Artificial Control adding medicine has serious lag, can not carry out the adjustment of volume pump aperture having grasped after the concentration, the concentration with medicament is controlled at very big influence on the optimum concentration value at once.
How behind the drug concentration in obtaining circulating water system, in time the speed of regulating adding medicine automatically according to the drug concentration that obtains becomes a very important research topic.
Summary of the invention
At above-mentioned defective, the invention provides the method and apparatus of automatically adding medicine in a kind of circulating water system, after can the drug concentration in obtaining circulating water system, in time regulate the speed of adding medicine automatically, thereby the drug concentration in the circulating water system is controlled on the optimum concentration value according to the drug concentration that obtains.
The method of automatically adding medicine in the circulating water system provided by the invention, this method comprises, the medicament of required adding joins in the circulating water system by volume pump, the input terminus of described volume pump and output terminal are communicated with medicine storing pot and described circulating water system respectively, it is characterized in that, also further may further comprise the steps:
Add a certain proportion of fluorescent agent in above-mentioned medicament, described fluorescent agent and the consumption of this medicament in described circulating water system are synchronous;
With the water sample of the certain volume in the monochromatic ray irradiation cycle water system, make the fluorescent agent in the described water sample produce fluorescence, by photoelectric conversion device described fluorescence is converted to electric current;
Described electric current is input to intelligence instrument;
Intelligence instrument is controlled the aperture of described volume pump according to the current value of described electric current.
Preferably, the impervious spectral filter of above-mentioned monochromatic ray is set before the light input end of described photoelectric conversion device.
Preferably, in described circulating water system, the tributary is set, and with mobile water in the described tributary as above-mentioned water sample.
Preferably, above-mentioned electric current is input to intelligence instrument after amplifying.
Preferably, above-mentioned electric current is input to computing module after amplifying, and described computing module is converted into the concentration value of medicament with the current value of described electric current, and the control display unit shows described concentration value.
Preferably, the above-mentioned intelligence instrument aperture of controlling described volume pump according to the current value of described electric current specifically realizes by following steps:
Established standards value in described intelligence instrument;
Intelligence instrument compares the current value of described electric current and the standard value of described setting;
If above-mentioned current value is less than above-mentioned standard value, described intelligence instrument is controlled above-mentioned volume pump, and makes it the aperture increase, and the amplitude that above-mentioned volume pump aperture increases is by the size decision of above-mentioned current value and standard value difference;
If above-mentioned current value is greater than above-mentioned standard value, described intelligence instrument is controlled above-mentioned volume pump, and makes it aperture and reduce, and the amplitude that above-mentioned volume pump aperture reduces is by the size decision of above-mentioned current value and standard value difference;
If above-mentioned current value equals above-mentioned standard value, described intelligence instrument is controlled above-mentioned volume pump, and makes it aperture and remain unchanged.
Compared with prior art, the method of automatically adding medicine in the circulating water system provided by the invention, add certain density fluorescent agent in the medicament in joining circulating water system, fluorescent agent in the water sample in the circulating water system of employing monochromatic ray irradiation certain volume, and make it to produce fluorescence, convert described fluorescence to electric current with photoelectric conversion device, be linear relationship between fluorescence intensity and the current values, and the quantity of fluorescence intensity and fluorescent agent is linear relationship, again because the given volume of described water sample, so fluorescent agent concentration is linear in fluorescence intensity and the described water sample, thereby the concentration of fluorescent agent is linear in described current values and the described water sample, add in the medicament according to certain proportion owing to fluorescent agent again, so the drug concentration in described current values and the circulating water system is linear, thereby intelligence instrument can be controlled the aperture of volume pump according to the current value of the electric current that receives, because medicament is to join in the circulating water system by volume pump, so in fact intelligence instrument is exactly that the speed that adds medicament is controlled to the control of volume pump aperture, so far, this method has realized obtaining the speed of in time regulating adding medicine automatically according to the drug concentration that obtains behind the drug concentration in the circulating water system.
In preferred version of the present invention, the impervious spectral filter of above-mentioned monochromatic ray is set before the light input end of photoelectric conversion device, the wavelength of the fluorescence that described monochromatic ray and fluorescent agent produce is different, the present invention is provided with spectral filter according to this characteristic, make monochromatic ray can not enter the light input end of photoelectric conversion device, thereby guarantee that the light that photoelectric conversion device receives all is the fluorescence that fluorescent agent sends, and then guarantee the accuracy of the drug concentration measured.
In preferred version of the present invention, the tributary is set in circulating water system, and with mobile water in the described tributary as water sample, thereby guarantee the drug concentration in the water sample and the consistence and the real-time of the drug concentration in the circulating water system, and then the adjustment that guarantees adding medicine speed is based upon on the basis of accurate real-time drug concentration, helps the present invention and realizes the drug concentration in the circulating water system is controlled on the optimum concentration value.
In preferred version of the present invention, the electric current of photoelectric conversion device output is input to computing module after amplifying, described computing module is converted into the current value of described electric current the concentration value of medicament, and the control display unit shows described concentration value, the handled easily personnel understand the drug concentration in the real-time circulating water system timely, more hommization, handled easily personnel's operation.
Simultaneously, the invention provides the device of automatically adding medicine in a kind of circulating water system, this device has used the theory of aforesaid method, and principle is the same.
Generally speaking, the method and apparatus of automatically adding medicine in the circulating water system provided by the invention, can obtain the drug concentration in the accurate circulating water system in real time, and timely speed of regulating adding medicine automatically according to the drug concentration that obtains, thereby guarantee that the drug concentration in the circulating water system is stabilized on the optimum concentration value, this method does not need too much manual operation simultaneously, has avoided misoperation.
Description of drawings
Fig. 1 is the device interface chart of the embodiment of the invention;
Embodiment
The first embodiment of the present invention.
The method of automatically adding medicine in a kind of circulating water system, this method comprises:
The medicament of required adding joins in the circulating water system by volume pump, and the input terminus of described volume pump and output terminal are communicated with medicine storing pot and described circulating water system respectively;
Add a certain proportion of fluorescent agent in described medicament, described fluorescent agent and the consumption of this medicament in described circulating water system are synchronous;
(it is linear that intelligence instrument receives the current value and the fluorescent agent concentration in the water sample of electric current of photoelectric conversion device output, thereby the ratio of the fluorescent agent that adds in medicament necessarily guarantees the linear relationship of drug concentration in described current value and the water sample, after the fluorescent agent ratio of adding in the medicament is adjusted, equally can by the program that changes in the intelligence instrument.Select in circulating water system, to consume synchronous fluorescent agent with medicament, so-called consumption is meant fluorescent agent and medicament synchronously the ratio of internal consumption is identical at one time, thereby guarantee the linear relationship between fluorescent agent concentration and the drug concentration, the kind of fluorescent agent is a lot, and the present invention is a fluorescent agent of having found that after having carried out a large amount of experiments this kind is synchronous with the consumption of medicament.)
With the water sample of certain volume in the monochromatic ray irradiation cycle water system, and make the fluorescent agent in the described water sample produce fluorescence, described fluorescence is converted to electric current by photoelectric conversion device;
(described water sample is mobile water or the water separated from circulating water system in the circulating water system, between the electric current of photoelectric conversion device output and the fluorescence intensity of input is linear relationship, and also be linear relationship between the quantity of fluorescence intensity and fluorescent agent, and the linear relationship between the concentration of fluorescent agent in the quantity of fluorescent agent and the water sample, be to be based upon on the basis of given volume of the water sample that monochromatic ray shines, therefore, after the program of intelligence instrument is determined, the given volume of the water sample that should bonding coloured light shines.)
Described electric current is input to intelligence instrument;
Intelligence instrument is controlled the aperture of described volume pump according to the current value of described electric current.
(when electric current was in a certain current value, intelligence instrument was exported control signal according to the program of setting to volume pump, the aperture of volume pump is controlled, thereby realized the speed of control adding medicine.)
The method of automatically adding medicine in the circulating water system that the embodiment of the invention provides, add certain density fluorescent agent in the medicament in joining circulating water system, fluorescent agent in the water sample in the circulating water system of employing monochromatic ray irradiation certain volume, and make it to produce fluorescence, convert described fluorescence to electric current with photoelectric conversion device, be linear relationship between fluorescence intensity and the current values, and the quantity of fluorescence intensity and fluorescent agent is linear relationship, again because the given volume of described water sample, so fluorescent agent concentration is linear in fluorescence intensity and the described water sample, thereby the concentration of fluorescent agent is linear in described current values and the described water sample, add in the medicament according to certain proportion owing to fluorescent agent again, so the drug concentration in described current values and the circulating water system is linear, thereby intelligence instrument can be controlled the aperture of volume pump according to the current value of the electric current that receives, because medicament is to join in the circulating water system by volume pump, so in fact intelligence instrument is exactly that the speed that adds medicament is controlled to the control of volume pump aperture, so far, this method has realized obtaining the speed of in time regulating adding medicine automatically according to the drug concentration that obtains behind the drug concentration in the circulating water system.
The second embodiment of the present invention.
The method of automatically adding medicine in a kind of circulating water system, this method comprises:
The medicament of required adding joins in the circulating water system by volume pump, and the input terminus of described volume pump and output terminal are communicated with medicine storing pot and described circulating water system respectively;
Add a certain proportion of fluorescent agent in described medicament, described fluorescent agent and the consumption of this medicament in described circulating water system are synchronous;
(it is linear that intelligence instrument receives the current value and the fluorescent agent concentration in the water sample of electric current of photoelectric conversion device output, thereby the ratio of the fluorescent agent that adds in medicament necessarily guarantees the linear relationship of drug concentration in described current value and the water sample, after the fluorescent agent ratio of adding in the medicament is adjusted, equally can by the program that changes in the intelligence instrument.Select in circulating water system, to consume synchronous fluorescent agent with medicament, so-called consumption is meant fluorescent agent and medicament synchronously the ratio of internal consumption is identical at one time, thereby guarantee the linear relationship between fluorescent agent concentration and the drug concentration, the kind of fluorescent agent is a lot, and the present invention is a fluorescent agent of having found that after having carried out a large amount of experiments this kind is synchronous with the consumption of medicament.)
In described circulating water system, the tributary is set, and with mobile water in the described tributary as above-mentioned water sample, shine described water sample with monochromatic ray, and make the fluorescent agent in the described water sample produce fluorescence, by photoelectric conversion device described fluorescence is converted to electric current, the impervious spectral filter of above-mentioned monochromatic ray is set before the light input end of described photoelectric conversion device;
(the impervious spectral filter of above-mentioned monochromatic ray is set before the light input end of photoelectric conversion device, the wavelength of the fluorescence that described monochromatic ray and fluorescent agent produce is different, the embodiment of the invention is provided with spectral filter according to this characteristic, make monochromatic ray can not enter the light input end of photoelectric conversion device, thereby guarantee that the light that photoelectric conversion device receives all is the fluorescence that fluorescent agent sends, and then guarantee the accuracy of the drug concentration measured.The tributary is set in circulating water system, and with mobile water in the described tributary as water sample, thereby guarantee the drug concentration in the water sample and the consistence and the real-time of the drug concentration in the circulating water system, and then the adjustment that guarantees adding medicine speed is based upon on the basis of accurate real-time drug concentration, helps the present invention and realizes the drug concentration in the circulating water system is controlled on the optimum concentration value.Between the electric current of photoelectric conversion device output and the fluorescence intensity of input is linear relationship, and also be linear relationship between the quantity of fluorescence intensity and fluorescent agent, and the linear relationship between the concentration of fluorescent agent in the quantity of fluorescent agent and the water sample, be to be based upon on the basis of given volume of the water sample that monochromatic ray shines, adopt monochromatic ray to be radiated at mobile water in the tributary of circulating water system, the given volume of the sample water that can bonding coloured light shines.)
Described electric current is input to intelligence instrument after amplifying;
(because the current ratio of photoelectric conversion device output is fainter, amplify before described electric current is input to intelligence instrument, help the works better of intelligence instrument.)
Above-mentioned electric current is input to computing module after amplifying, described computing module is converted into the concentration value of medicament with the current value of described electric current, and the control display unit shows described concentration value;
(computing module is converted into the concentration value of medicament according to the program of setting with above-mentioned current value through amplified current, and exports control signal and give display unit, makes display unit show described concentration value.)
Established standards value in described intelligence instrument;
(drug concentration of described standard value correspondence is to use the optimum concentration value of this medicament, when the current value of the electric current that receives when intelligence instrument equals this standard value, illustrates that drug concentration in circulating water system this moment just in time is to use the optimum concn of this medicament.)
Intelligence instrument compares the current value and the described standard value of described electric current;
If above-mentioned current value is less than above-mentioned standard value, described intelligence instrument is controlled above-mentioned volume pump, and makes it the aperture increase, and the amplitude that above-mentioned volume pump aperture increases is by the size decision of above-mentioned current value and standard value difference;
(described current value is less than standard value, illustrate that the drug concentration of this moment in the circulating water system is less than the optimum concn of using this medicament, therefore increase the aperture of volume pump, the speed of quickening adding medicine in circulating water system, and described current value comparison with standard value little must many more volume pumps aperture increase many more, so just can make the drug concentration in the circulating water system reach described optimum concn faster, but because medicament adds the process that drug concentration increase in causing water sample has a hysteresis that adds of speed, therefore concrete numerical value need be set according to the parameters such as volume of circulating water system.)
If above-mentioned current value is greater than above-mentioned standard value, described intelligence instrument is controlled above-mentioned volume pump, and makes it aperture and reduce, and the amplitude that above-mentioned volume pump aperture reduces is by the size decision of above-mentioned current value and standard value difference;
(described current value overgauge value, illustrate that the drug concentration of this moment in the circulating water system is greater than the optimum concn of using this medicament, therefore reduce the aperture of volume pump, the speed of in circulating water system adding medicine slows down, and described current value comparison with standard value big must many more volume pumps aperture reduce many more, so just can make the drug concentration in the circulating water system reach described optimum concn faster, but because medicament adds the process that the drug concentration that causes in the water sample reduces to have a hysteresis that is reduced to of speed, wherein, the reason that reduces to make the drug concentration in the water sample to reduce that medicament adds speed is, medicament is in the state that is consumed always in circulating water system, therefore concrete numerical value need be set according to the parameters such as volume of circulating water system.)
If above-mentioned current value equals above-mentioned standard value, the aperture of described intelligence instrument volume pump remains unchanged.
(described current value equals standard value, illustrates that the drug concentration in circulating water system this moment equals to use the optimum concn of this medicament, so keeps the aperture of volume pump constant.)
As shown in Figure 1, the device of automatically adding medicine in a kind of circulating water system, comprise volume pump, the input terminus of described volume pump and output terminal are communicated with medicine storing pot and described circulating water system respectively, this device also comprises mobile ware, one side of described mobile ware is provided with the monochromatic ray light source, be provided with photoelectric conversion device corresponding to described monochromatic ray light source at the opposite side of the ware that flows, so that water sample with the certain volume in the monochromatic ray irradiation cycle water system, and make the fluorescent agent in the described water sample produce fluorescence, by photoelectric conversion device described fluorescence is converted to electric current; The current output terminal of described optoelectronic equipment connects the input terminus of intelligence instrument, the output terminal of described intelligence instrument connects the control end of volume pump, be provided with the impervious spectral filter of above-mentioned monochromatic ray before the light input end of described photoelectric conversion device, the current output terminal of above-mentioned optoelectronic equipment connects the concentration display unit, described concentration display unit further comprises computing module and display unit, so that described computing module is converted into the concentration value of medicament with the current value of described electric current, and the control display unit shows described concentration value.Be added with a certain proportion of fluorescent agent in the above-mentioned medicament, described fluorescent agent and the consumption of this medicament in described circulating water system are synchronous, and the water in the circulating water system flows through above-mentioned mobile ware, and the water that flow through described mobile ware this moment becomes above-mentioned water sample.
Generally speaking, the method and apparatus of automatically adding medicine in the circulating water system provided by the invention, can obtain the drug concentration in the accurate circulating water system in real time, and timely speed of regulating adding medicine automatically according to the drug concentration that obtains, thereby guarantee that the drug concentration in the circulating water system is stabilized on the optimum concentration value, this method does not need too much manual operation simultaneously, has avoided misoperation.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1, the method for automatically adding medicine in a kind of circulating water system, this method comprises that the medicament of required adding joins in the circulating water system by volume pump, and the input terminus of described volume pump and output terminal are communicated with medicine storing pot and described circulating water system respectively, it is characterized in that, also comprise may further comprise the steps:
Add a certain proportion of fluorescent agent in described medicament, described fluorescent agent and the consumption of this medicament in described circulating water system are synchronous;
With the water sample of the certain volume in the monochromatic ray irradiation cycle water system, and make the fluorescent agent in the described water sample produce fluorescence, described fluorescence is converted to electric current by photoelectric conversion device;
Described electric current is input to intelligence instrument;
Intelligence instrument is controlled the aperture of described volume pump according to the current value of described electric current.
2, the method for automatically adding medicine in the circulating water system according to claim 1 is characterized in that, the impervious spectral filter of above-mentioned monochromatic ray is set before the light input end of described photoelectric conversion device.
3, the method for automatically adding medicine in the circulating water system according to claim 2 is characterized in that, in described circulating water system the tributary is set, and with mobile water in the described tributary as above-mentioned water sample.
4, the method for automatically adding medicine in the circulating water system according to claim 3 is characterized in that, above-mentioned electric current is input to intelligence instrument after amplifying.
5, the method for automatically adding medicine in the circulating water system according to claim 4, it is characterized in that, above-mentioned electric current is input to computing module after amplifying, described computing module is converted into the concentration value of medicament with the current value of described electric current, and the control display unit shows described concentration value.
6, the method for automatically adding medicine in the circulating water system according to claim 5 is characterized in that, the aperture that above-mentioned intelligence instrument is controlled described volume pump according to the current value of described electric current specifically realizes by following steps:
Established standards value in described intelligence instrument;
Intelligence instrument compares the current value of described electric current and the standard value of described setting;
If above-mentioned current value is less than above-mentioned standard value, described intelligence instrument is controlled above-mentioned volume pump, and makes it the aperture increase, and the amplitude that above-mentioned volume pump aperture increases is by the size decision of above-mentioned current value and standard value difference;
If above-mentioned current value is greater than above-mentioned standard value, described intelligence instrument is controlled above-mentioned volume pump, and makes it aperture and reduce, and the amplitude that above-mentioned volume pump aperture reduces is by the size decision of above-mentioned current value and standard value difference;
If above-mentioned current value equals above-mentioned standard value, described intelligence instrument is controlled above-mentioned volume pump, and makes it aperture and remain unchanged.
7, the device of automatically adding medicine in a kind of circulating water system, comprise volume pump, the input terminus of described volume pump and output terminal are communicated with medicine storing pot and described circulating water system respectively, it is characterized in that, this device also comprises mobile ware, one side of described mobile ware is provided with the monochromatic ray light source, be provided with photoelectric conversion device corresponding to described monochromatic ray light source at the opposite side of the ware that flows, so that water sample with the certain volume in the monochromatic ray irradiation cycle water system, and make the fluorescent agent in the described water sample produce fluorescence, by photoelectric conversion device described fluorescence is converted to electric current; The current output terminal of described photoelectric conversion device connects the input terminus of intelligence instrument, and the output terminal of described intelligence instrument connects the control end of volume pump.
8, the device of automatically adding medicine in the circulating water system according to claim 7 is characterized in that, is provided with the impervious spectral filter of above-mentioned monochromatic ray before the light input end of described photoelectric conversion device.
9, the device of automatically adding medicine in the circulating water system according to claim 8, it is characterized in that, the current output terminal of above-mentioned optoelectronic equipment connects the concentration display unit, described concentration display unit further comprises computing module and display unit, so that described computing module is converted into the concentration value of medicament with the current value of described electric current, and the control display unit shows described concentration value.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710024501 CN101070209A (en) | 2007-06-20 | 2007-06-20 | Method and apparatus for automatically adding medicine in circulation system |
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| CN 200710024501 CN101070209A (en) | 2007-06-20 | 2007-06-20 | Method and apparatus for automatically adding medicine in circulation system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943919A (en) * | 2010-07-15 | 2011-01-12 | 天津天一清源科技发展有限公司 | Method for controlling concentration multiplying power of circulating cooling water and concentration multiplier |
| CN103234591A (en) * | 2013-04-01 | 2013-08-07 | 国家电网公司 | System and method for measuring mass flow circulate water flow of power station based on luminoscope |
| CN109179698A (en) * | 2018-09-28 | 2019-01-11 | 南通善水化工科技发展有限公司 | A kind of recirculated cooling water intelligent operation device and its operation method |
| CN111579642A (en) * | 2020-05-28 | 2020-08-25 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Circulating cooling water pipeline corrosion damage inhibition device and inhibition method |
-
2007
- 2007-06-20 CN CN 200710024501 patent/CN101070209A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943919A (en) * | 2010-07-15 | 2011-01-12 | 天津天一清源科技发展有限公司 | Method for controlling concentration multiplying power of circulating cooling water and concentration multiplier |
| CN103234591A (en) * | 2013-04-01 | 2013-08-07 | 国家电网公司 | System and method for measuring mass flow circulate water flow of power station based on luminoscope |
| CN109179698A (en) * | 2018-09-28 | 2019-01-11 | 南通善水化工科技发展有限公司 | A kind of recirculated cooling water intelligent operation device and its operation method |
| CN111579642A (en) * | 2020-05-28 | 2020-08-25 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Circulating cooling water pipeline corrosion damage inhibition device and inhibition method |
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