CN106219673A - Soften the softening resin regeneration control method of water treatment facilities - Google Patents

Soften the softening resin regeneration control method of water treatment facilities Download PDF

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Publication number
CN106219673A
CN106219673A CN201610684904.XA CN201610684904A CN106219673A CN 106219673 A CN106219673 A CN 106219673A CN 201610684904 A CN201610684904 A CN 201610684904A CN 106219673 A CN106219673 A CN 106219673A
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China
Prior art keywords
softening
water
resin
treatment facilities
resin regeneration
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CN201610684904.XA
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CN106219673B (en
Inventor
马旭光
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Nanjing Fobrite Environmental Technology Co Ltd
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Nanjing Fobrite Environmental Technology Co Ltd
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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
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • 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
    • C02F2209/44—Time
    • 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
    • C02F2303/16—Regeneration of sorbents, filters

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Water By Ion Exchange (AREA)

Abstract

The invention discloses a kind of softening resin regeneration control method softening water treatment facilities, the method includes: set the recovery time point softening resin in user's dry time period；Melt required time calculating softening resin regeneration according to the softening recovery time point of resin, regenerant salt and judge time point；When softening water treatment facilities operation and judging time point to softening resin regeneration, according to residue water consumption V softening water treatment facilitiessyAnd average consumption V every daypj, it is judged that soften resin regeneration the need of regeneration.The softening resin regeneration control method softening water treatment facilities of the present invention, both can avoid softening resin and occur losing efficacy, can save again the consumption of regenerant salt.

Description

Soften the softening resin regeneration control method of water treatment facilities
Technical field
The present invention relates to soften field of water treatment equipment, the softening resin regeneration particularly relating to soften water treatment facilities controls Method.
Background technology
Soften water treatment facilities control valve Control Cooling in the market and be generally two classes, i.e. mechanical type and electronic type.Machine Tool formula generally relies on gear and motor transmission controls to soften switching and the timing of resin regeneration step, and this series products is to again The order of raw step and time majority are non-adjustable or are adjusted in the range of seldom.The then dependence wiring board of electronic type and electricity Machine controls to soften switching and the timing of resin regeneration step.This type of product flexibility is relatively big, but motility is at setting value model Enclosing relatively big, accurate measurement, triggering mode is still the same with mechanical type more single, can not embody too many advantage.
Soften at present water treatment facilities to soften resin regeneration control method and typically divide three kinds, the time controls, flow-control and Flow-time co-controlling.Time type controls general interval natural law and the recovery time point of setting, and operation to recovery time point triggers Regeneration, the shortcoming of this type is the use state that cannot confirm to soften resin, and the softening amount either exceeding resin is still set Aliphatic radical is the most unused, all can carry out 100% regenerating resin by regenerant salt.It is to supplement time type control that flow type controls, and sets After fixing softening amount, effusion meter is relied on to measure.Soften 100% regeneration immediately after water yield setting value is finished and soften resin.This The advantage of method is that resin makes full use of, and shortcoming is that recovery time section randomness is big, and excessively the conflicting with water time point of user. Flow-time control type to both the above method is one and supplements, the most first with flow measurement, flow be finished after in 24 hours by Setting time point 100% regenerating resin, although the method is controlled by flow measurement and recovery time point, but flow arrives after being finished Recovery time puts during this period of time, it is possible that the problem softening efficiency lost resin.
Summary of the invention
Goal of the invention: for prior art problem, it is an object of the present invention to provide the soft of a kind of new softening water treatment facilities Changing resin regeneration control method, the method both can be avoided softening resin and occur losing efficacy, and can save again the consumption of regenerant salt.
To achieve these goals, present invention employs following technical scheme: a kind of softening softening water treatment facilities Resin regeneration control method, the method includes:
The recovery time point softening resin is set in user's dry time period；
Melt required time calculating softening resin regeneration according to the softening recovery time point of resin, regenerant salt and judge the time Point, computing formula is as follows:
Soften resin regeneration and judge that the recovery time point-regenerant salt of time point=softening resin melts required time；
When softening water treatment facilities operation and judging time point to softening resin regeneration, according to softening the surplus of water treatment facilities Remaining water consumption VsyAnd average consumption V every daypJ, it is judged that softening resin regeneration is the need of regeneration, if Vsy＞ VpJ × K, Then carry out softening resin regeneration, if Vsy≤Vpj× K, does not the most carry out softening resin regeneration, and wherein, K is safety coefficient.
Further, when carrying out softening resin regeneration, first carry out water filling, wait after water filling that regenerant salt melts, dissolved salt Carry out after completing softening resin regeneration；Water injection time is according to salt amount needed for resin loading, every liter of resin regeneration, water filling part Unit water injection rate, soften water consumption, soften resin produce water inventory calculate, computing formula is as follows:
(every liter of water can for ÷ in water injection time=(needed for resin loading × every liter of resin regeneration salt amount × softened water consumption) The unit water injection rate of dissolved salt amount × water filling part × softening resin produces water inventory).
Further, described residue water consumption Vsy, average consumption V every daypJ produces water inventory, the softest according to softening resin Changing water consumption, soften the calculating of water treatment facilities days running, computing formula is as follows:
Residue water consumption Vsy=softening resin product water inventory-softened water consumption；
Every day average consumption Vpj=soften water consumption ÷ softening water treatment facilities days running.
Further, described softening resin produce water inventory can hard with sofening treatment according to resin loading, every liter of resin Angle value, water inlet hardness calculation, computing formula is as follows:
Soften resin and produce water inventory=(resin loading × every liter of resin can be with the hardness number of sofening treatment) ÷ water inlet firmly Degree；
The described water consumption that softened is by being arranged on the flowmeter survey softened on water treatment facilities.
Further, described safety coefficient K span is 1.0～1.5.
Softening compared with resin regeneration control method with existing softening water treatment facilities, the present invention possesses advantages below:
(1) reasonability controlled.Regenerating at the dry time point of user, budget valuation in advance retains about one day soft Change surplus so that do not have the phenomenon that the section of the having time cannot soften；
(2) reasonability and the safety that resin utilizes is softened.Estimating reserved is to calculate according to user's water consumption at ordinary times Going out, general's softening resin utilization rate improves to greatest extent, and at least leaves the softening surplus of a day while increasing operation rate, Even if thus ensureing that " residue water consumption " just than " retention " height more a bit, still can realize normal before being regenerated Softening function.
(3) regenerant salt rationally save consumption.Traditional softening resin regeneration mode is typically all 100% regeneration.This Though mode does not haves the incomplete problem of regeneration, but waste is the most serious.The inventive method softens efficiency lost resin according to reality Consumption regenerates, and is controlled the amount of saline solution by the Time Calculation of water filling, and final control regenerates salt dosage, relatively traditional soft Change resin regeneration mode and can save the salt dosage of 20%-30%.
Accompanying drawing explanation
Fig. 1 is the softening resin regeneration control method block diagram softening water treatment facilities of the present invention.
Detailed description of the invention:
Below in conjunction with the accompanying drawings the present invention is done and further explain.
As it is shown in figure 1,1, a kind of softening resin regeneration control method softening water treatment facilities, the method includes:
The recovery time point softening resin is set in user's dry time period；
Melt required time calculating softening resin regeneration according to the softening recovery time point of resin, regenerant salt and judge the time Point, computing formula is as follows:
Soften resin regeneration and judge that the recovery time point-regenerant salt of time point=softening resin melts required time；
When softening water treatment facilities operation and judging time point to softening resin regeneration, according to softening the surplus of water treatment facilities Remaining water consumption VsyAnd average consumption V every daypJ, it is judged that softening resin regeneration is the need of regeneration, if Vsy＞ VpJ × K, Then carry out softening resin regeneration, if Vsy≤VpJ × K, does not the most carry out softening resin regeneration, and wherein, K is safety coefficient.
When carrying out softening resin regeneration, first carrying out water filling, wait that regenerant salt melts after water filling, dissolved salt is carried out after completing Soften resin regeneration；Water injection time is according to the unit water filling of salt amount, water filling part needed for resin loading, every liter of resin regeneration Measuring, softened water consumption, soften resin product water inventory calculating, computing formula is as follows:
(every liter of water can for ÷ in water injection time=(needed for resin loading × every liter of resin regeneration salt amount × softened water consumption) The unit water injection rate of dissolved salt amount × water filling part × softening resin produces water inventory).
Described residue water consumption Vsy, average consumption V every daypJ according to soften resin produce water inventory, soften water consumption, Softening water treatment facilities days running to calculate, computing formula is as follows:
Residue water consumption Vsy=softening resin product water inventory-softened water consumption；
Every day average consumption Vpj=soften water consumption ÷ softening water treatment facilities days running.
Described softening resin produce water inventory according to resin loading, every liter of resin can be with the hardness number of sofening treatment, water inlet Hardness calculation, computing formula is as follows:
Soften resin and produce water inventory=(resin loading × every liter of resin can be with the hardness number of sofening treatment) ÷ water inlet firmly Degree；
The described water consumption that softened is by being arranged on the flowmeter survey softened on water treatment facilities.
Described safety coefficient K span is 1.0～1.5.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For Yuan, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (5)

1. the softening resin regeneration control method softening water treatment facilities, it is characterised in that the method includes:
The recovery time point softening resin is set in user's dry time period；
Melt required time calculating softening resin regeneration according to the softening recovery time point of resin, regenerant salt and judge time point, meter Calculation formula is as follows:
Soften resin regeneration and judge that the recovery time point-regenerant salt of time point=softening resin melts required time；
When softening water treatment facilities operation and judging time point to softening resin regeneration, the residue according to softening water treatment facilities is used Water yield VsyAnd average consumption V every daypj, it is judged that softening resin regeneration is the need of regeneration, if Vsy＞ Vpj× K, then carried out Soften resin regeneration, if Vsy≤Vpj× K, does not the most carry out softening resin regeneration, and wherein, K is safety coefficient.
A kind of softening resin regeneration control method softening water treatment facilities the most according to claim 1, it is characterised in that: When carrying out softening resin regeneration, first carrying out water filling, wait that regenerant salt melts after water filling, dissolved salt carries out after completing softening resin Regeneration；Water injection time is according to salt amount, the unit water injection rate of water filling part needed for resin loading, every liter of resin regeneration, soften Water consumption, softening resin produce water inventory and calculate, and computing formula is as follows:
Water injection time=(needed for resin loading × every liter of resin regeneration salt amount × softened water consumption) ÷ (every liter of water soluble salt The unit water injection rate of amount × water filling part × softening resin produces water inventory).
A kind of softening resin regeneration control method softening water treatment facilities the most according to claim 2, it is characterised in that: Described residue water consumption Vsy, average consumption V every daypjProduce water inventory according to softening resin, soften at water consumption, softening water Reason equipment days running calculates, and computing formula is as follows:
Residue water consumption Vsy=softening resin product water inventory-softened water consumption；
Every day average consumption Vpj=soften water consumption ÷ softening water treatment facilities days running.
A kind of softening resin regeneration control method softening water treatment facilities the most according to claim 3, it is characterised in that: Described softening resin produce water inventory according to resin loading, every liter of resin can with the hardness number of sofening treatment, water inlet hardness calculation, Computing formula is as follows:
Soften resin to produce water inventory=(resin loading × every liter of resin can be with the hardness number of sofening treatment) ÷ and intake hardness；
The described water consumption that softened is by being arranged on the flowmeter survey softened on water treatment facilities.
A kind of softening resin regeneration control method softening water treatment facilities the most according to claim 1, it is characterised in that: Described safety coefficient K span is 1.0～1.5.
CN201610684904.XA 2016-08-18 2016-08-18 Soften the softening resin regeneration control method of water treatment facilities Active CN106219673B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109319885A (en) * 2018-11-22 2019-02-12 佛山市云米电器科技有限公司 The method, apparatus and water softening device of the intelligent control regeneration period of household soft water system
CN116774612A (en) * 2023-04-27 2023-09-19 开能健康科技集团股份有限公司 Soft water regenerant dosage control method, soft water regenerant dosage control system and storage medium

Citations (3)

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Publication number Priority date Publication date Assignee Title
JP2001205265A (en) * 2000-01-31 2001-07-31 Miura Co Ltd Method and apparatus for detecting consumption quantity of salt in water softener
CN101638255A (en) * 2009-08-07 2010-02-03 重庆汉能环保工程技术有限公司 Method for optimizing operation of desalting system of ion exchanger
CN101888979A (en) * 2007-12-06 2010-11-17 居道水再生有限公司 Method for operating a water softening system having two calibration characteristics and associated water softening system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001205265A (en) * 2000-01-31 2001-07-31 Miura Co Ltd Method and apparatus for detecting consumption quantity of salt in water softener
CN101888979A (en) * 2007-12-06 2010-11-17 居道水再生有限公司 Method for operating a water softening system having two calibration characteristics and associated water softening system
CN101638255A (en) * 2009-08-07 2010-02-03 重庆汉能环保工程技术有限公司 Method for optimizing operation of desalting system of ion exchanger

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Title
沈龙海: "离子交换树脂再生效果因素研究", 《资源节约与环保》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109319885A (en) * 2018-11-22 2019-02-12 佛山市云米电器科技有限公司 The method, apparatus and water softening device of the intelligent control regeneration period of household soft water system
CN109319885B (en) * 2018-11-22 2021-06-04 佛山市云米电器科技有限公司 Method and device for intelligently controlling regeneration period of household soft water system and water softener
CN116774612A (en) * 2023-04-27 2023-09-19 开能健康科技集团股份有限公司 Soft water regenerant dosage control method, soft water regenerant dosage control system and storage medium

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