CN102874890A - Application of on-line type residual chlorine detector to monitoring residual chlorine removal capacity of hemodialysis water treatment system in real time - Google Patents
Application of on-line type residual chlorine detector to monitoring residual chlorine removal capacity of hemodialysis water treatment system in real time Download PDFInfo
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- CN102874890A CN102874890A CN2012103287540A CN201210328754A CN102874890A CN 102874890 A CN102874890 A CN 102874890A CN 2012103287540 A CN2012103287540 A CN 2012103287540A CN 201210328754 A CN201210328754 A CN 201210328754A CN 102874890 A CN102874890 A CN 102874890A
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Abstract
The invention relates to application of an on-line type residual chlorine detector to monitoring the residual chlorine removal capacity of a hemodialysis water treatment system in real time and also relates to a method for monitoring the residual chlorine removal capacity of the hemodialysis water treatment system by using the on-line type residual chlorine detector in real time. The residual chlorine level in water of the hemodialysis water treatment system is measured by an electrode method by using the on-line residual chlorine detector in real time and one line, so that the residual chlorine removal capacity of the hemodialysis water treatment system can be monitored in real time; the technical defects of operation complexity and large error of measurement results in the conventional chemical colorimetry and the technical defect that a reagent has toxicity are overcome; and the method has the advantages that the residual chlorine removal capacity is detected in real time and on line; and high measurement accuracy can be guaranteed. The method is also easy and convenient to operate and is environment-friendly; other toxic reagents are not introduced; the measurement results are real and reliable; and the method has wide application prospect.
Description
Technical field
The present invention relates to the new purposes field of online residual chlorine detecting instrument, be specifically related to its purposes in the chlorine residue removal ability of Real-Time Monitoring water treatment system for hemodialysis and relevant monitoring method.
Background technology
Water treatment system for hemodialysis is the front end key equipment of realizing hemodialysis, and the quality of its quality control directly has influence on patient's dialysis quality.Water treatment system for hemodialysis is one of emphasis of this mass of system control to the removal ability of chlorine residue in the tap water, water treatment system is to remove chlorine residue in the water by the adsorption of canister, guarantee that the residual chlorine concentration in the water outlet meets medical regulation, can not produce harm to dialysis patient.The removal ability of chlorine residue refers to that in fact canister adsorbs the active ability of removing chlorine residue in the water treatment system.
In the tradition water treatment system for hemodialysis, the method that chlorine residue in the rear water is processed in monitoring is chemical colorimetry, the method needs sampling when each the measurement, adds chemical reagent, and the chlorine reaction in reagent and the water generates the coloured material of tool, differentiate the content of chlorine residue in the sample by color board or spectrophotometer, the method needs manual operations, and operation is complicated, is difficult for carrying out quality control, and be Quasi-quantitative measurement, can not in real time, accurately, dynamically obtain the contents of residual chlorine of water in the water treatment system for hemodialysis.And chemical reagent also has higher toxicity, can operator's health be worked the mischief.
Online residual chlorine detecting instrument is to use at present very wide a kind of detecting instrument, and the detection of multiplex chlorine residue in industrial water conditioning system has the advantages such as easy and simple to handle, that sensitivity is high.But not yet there is at present report to use it in medical field, especially the hemodialysis field.
Summary of the invention
For overcoming the technological deficiencies such as comparatively loaded down with trivial details to the monitoring of chlorine residue removal ability in the existing water treatment system for hemodialysis, that reagent toxicity large, the result is true not, reliable, the purpose of this invention is to provide the purposes of a kind of online residual chlorine detecting instrument in the chlorine residue removal ability of Real-Time Monitoring water treatment system for hemodialysis.
Water inlet in the water treatment system for hemodialysis is general tap water, because the constraint of national standard, the chlorine content of water inlet is usually more stable, therefore need not to detect in real time, and regularly (such as one month once) detected, and do not have ANOMALOUS VARIATIONS by a relatively large margin to get final product.And the water outlet of water treatment system is owing to being directly used in hemodialysis system, it is unusually important that the monitoring of its chlorine content just seems, need detect in real time, chlorine residue removal ability in the water treatment system is the most important guarantee of permeate safety, the security of chlorine residue removal ability and water outlet is closely related, therefore, Real-Time Monitoring water treatment system for hemodialysis chlorine residue removal ability is very important.For these reasons, technical solution of the present invention is applied to online residual chlorine detecting instrument to have opened up the new purposes of online residual chlorine detecting instrument among the Real-Time Monitoring of chlorine residue removal ability, also makes the monitoring of water treatment system chlorine residue removal ability convenient, effective.
In purposes of the present invention, adopt online residual chlorine detecting instrument to detect in real time the chlorine content of described water treatment system for hemodialysis water outlet, when the ratio of water outlet chlorine content and described water treatment system water inlet chlorine content 0.35 when following, it is normal that ability is removed in the chlorine residue of water treatment system for hemodialysis, otherwise for chlorine residue removal ability unusual.
In general, concrete operating method is as follows: at first open online residual chlorine detecting instrument, in the airtight terminal waterpipe of inserting water treatment system for hemodialysis of potential electrode, obtain the chlorine content of water outlet, the chlorine content of gained and the water inlet chlorine content of described water treatment system front end aquaporin are compared, the ratio of water outlet chlorine content and water inlet chlorine content is 0.35 when following, illustrate that canister in the water treatment system can adsorb the chlorine residue in the major part (〉=65%), canister has higher adsorption activity, and the chlorine residue removal ability of water treatment system is standard state.If the ratio of water outlet chlorine content and water inlet chlorine content is not in described scope, illustrate that then the canister in the water treatment system can't adsorb enough chlorine residue, canister does not have suitable adsorption activity, and the chlorine residue removal ability of water treatment system is abnomal condition, needs the canister that in time more renews.In the said process, the water inlet chlorine content of water treatment system front end aquaporin also can adopt online residual chlorine detecting instrument to measure, and preferred per 3～5 weeks measure once.
According to the national standard of hemodialysis water, the chlorine content of water treatment system water outlet should be controlled at 0.5ppm(1,000,000/milligram) below.
Preferably, the water outlet of water treatment system for hemodialysis described in technical solution of the present invention chlorine content is controlled at 0.15～0.30ppm.
The present invention also provides a kind of chlorine residue of Real-Time Monitoring water treatment system for hemodialysis to remove the method for ability, comprise: adopt online residual chlorine detecting instrument to detect in real time the chlorine content of described water treatment system for hemodialysis water outlet, when the ratio of water outlet chlorine content and described water treatment system water inlet chlorine content 0.35 when following, it is normal that ability is removed in the chlorine residue of water treatment system for hemodialysis, otherwise for chlorine residue removal ability unusual.
Described water treatment system for hemodialysis water outlet chlorine content is controlled at 0.15～0.30ppm.
The present invention adopts online residual chlorine detecting instrument to use chlorine residue level in the water of electrode method real-time online measuring water treatment system for hemodialysis, thereby ability is removed in the chlorine residue of Real-Time Monitoring water treatment system, overcome that existing chemical colorimetry complex operation, measuring result error are large, the virose defective of reagent tool, have in real time, online and measure accurate technical superiority, and easy and simple to handle, environmental friendliness, can not introduce other toxic reagent, measuring result is true and reliable, has broad application prospects.
Embodiment
Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.
Embodiment
Adopt Germany to produce online residual chlorine detecting instrument (the DAW601 chlorine residue shows controller), comprise equipment one covers such as potential electrode and attached power supply.
When water treatment system for hemodialysis moves, its chlorine residue removal ability is monitored.At first potential electrode is inserted in the front end waterpipe of water treatment system for hemodialysis, the chlorine content of measuring water inlet is about 0.65PPM.Then with in the airtight terminal waterpipe of inserting water treatment system for hemodialysis of potential electrode and fixing, opening device is measured in real time, obtain real-time observed value, when described observed value when 0.23ppm is following, illustrate that the ratio of water outlet chlorine content/water inlet chlorine content is below 0.35, thereby the canister that water treatment system for hemodialysis is described can planar water in more than 65% of chlorine residue, canister has higher adsorption activity, continue to use, and the chlorine content of water outlet is lower than state specified standards 0.5ppm, contents of residual chlorine is qualified in the water outlet, meet the water for dialysis requirement, at this moment, it is normal that ability is removed in the water treatment system for hemodialysis chlorine residue, can continue operation.When the chlorine content of online residual chlorine detecting instrument demonstration is higher than 0.23ppm, illustrate that the absorption property of canister descends, the canister that should in time more renew, in this process, the replacing of canister should be timely, makes the water outlet chlorine content be lower than national regulation, guarantees the security of water outlet.
In order further to guarantee the accuracy of Real-Time Monitoring, the chlorine content of water inlet also will upgrade, but the general variation of the chlorine content of water inlet is little, measures every 3-5 week once to get final product.
As seen from the above embodiment, adopt after the online residual chlorine detecting instrument, do not need to take a sample repeatedly, react, compare the loaded down with trivial details colorimetry step of equity, demonstration by detector, get final product the information of Real-time Obtaining water outlet chlorine content, thereby ability is removed in the chlorine residue of finding out water treatment system, in case abnormal, can in time change, eliminate potential potential safety hazard.
Although above the present invention is described in detail with a general description of the specific embodiments, on basis of the present invention, can make some modifications or improvements it, this will be apparent to those skilled in the art.Therefore, these modifications or improvements all belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (5)
1. the purposes of online residual chlorine detecting instrument in the chlorine residue removal ability of Real-Time Monitoring water treatment system for hemodialysis.
2. purposes according to claim 1, it is characterized in that, adopt online residual chlorine detecting instrument to detect in real time the chlorine content of described water treatment system for hemodialysis water outlet, when the ratio of water outlet chlorine content and described water treatment system water inlet chlorine content 0.35 when following, it is normal that ability is removed in the chlorine residue of water treatment system for hemodialysis, otherwise for chlorine residue removal ability unusual.
3. purposes according to claim 1 and 2 is characterized in that, described water treatment system for hemodialysis water outlet chlorine content is controlled at 0.15～0.30ppm.
4. the method for ability is removed in the chlorine residue of a Real-Time Monitoring water treatment system for hemodialysis, it is characterized in that, adopt online residual chlorine detecting instrument to detect in real time the chlorine content of described water treatment system for hemodialysis water outlet, when the ratio of water outlet chlorine content and described water treatment system water inlet chlorine content 0.35 when following, it is normal that ability is removed in the chlorine residue of water treatment system for hemodialysis, otherwise for chlorine residue removal ability unusual.
5. method according to claim 4 is characterized in that, described water treatment system for hemodialysis water outlet chlorine content is controlled at 0.15～0.30ppm.
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| CN2012103287540A CN102874890A (en) | 2012-09-06 | 2012-09-06 | Application of on-line type residual chlorine detector to monitoring residual chlorine removal capacity of hemodialysis water treatment system in real time |
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| CN2012103287540A CN102874890A (en) | 2012-09-06 | 2012-09-06 | Application of on-line type residual chlorine detector to monitoring residual chlorine removal capacity of hemodialysis water treatment system in real time |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103741728A (en) * | 2014-01-22 | 2014-04-23 | 河海大学 | On-site concrete large-diameter pipe pile strain monitoring method based on FBG sensors |
| CN106404506A (en) * | 2016-08-25 | 2017-02-15 | 深圳市有为环境科技有限公司 | Residual chlorine treating unit, and water quality biotoxicity detector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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Application publication date: 20130116 |