CN101734755A - Series-parallel combined ion exchange water treatment technique - Google Patents
Series-parallel combined ion exchange water treatment technique Download PDFInfo
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- CN101734755A CN101734755A CN200910312033A CN200910312033A CN101734755A CN 101734755 A CN101734755 A CN 101734755A CN 200910312033 A CN200910312033 A CN 200910312033A CN 200910312033 A CN200910312033 A CN 200910312033A CN 101734755 A CN101734755 A CN 101734755A
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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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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- 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
- C02F2209/05—Conductivity or salinity
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/05—Conductivity or salinity
- C02F2209/055—Hardness
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/043—Treatment of partial or bypass streams
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Abstract
一种串并结合离子交换水处理工艺，其包括以下步骤：(1)将原水通过管道并联进入离子交换器，所述离子交换器至少为两个，在进水总管上对水质进行电导率或硬度的检测；(2)当原水电导率或硬度在正常范围时，选定并联操作，原水经一级离子交换器处理，得到的产品水进入产水水池；(3)当经一级离子交换处理的产水水质不能满足使用要求时，选择串、并结合操作，原水一部分进行一级离子交换处理，另一部分经一、二级离子交换处理后，产水与一级离子交换的产水混合，得到合格的产水。本发明可以保证产品水达到甚至超过生产使用要求，并减少再生次数，节约生产费用。
A serial-parallel combined ion exchange water treatment process, which comprises the following steps: (1) Parallelly connecting raw water into ion exchangers through pipelines, the ion exchangers are at least two, conducting conductivity or water quality tests on the water inlet main pipe Hardness detection; (2) When the conductivity or hardness of the raw water is within the normal range, parallel operation is selected, the raw water is treated by the primary ion exchanger, and the product water obtained enters the product water pool; (3) When the primary ion exchange When the quality of the treated product water cannot meet the requirements of use, select the combination of series and parallel operation. Part of the raw water is treated with primary ion exchange, and the other part is treated with primary and secondary ion exchange, and the product water is mixed with the product water of primary ion exchange. , get qualified product water. The invention can ensure that the product water meets or even exceeds the requirements for production and use, reduces the number of regenerations, and saves production costs.
Description
技术领域technical field
本发明涉及一种串并结合(ABBA法)离子交换水处理工艺，尤其是涉及一种采用串并结合离子交换处理地表水或工业回用水制备工业除盐水软化水的工艺。The invention relates to a series-parallel combination (ABBA method) ion exchange water treatment process, in particular to a process for preparing industrial demineralized water softened water by adopting series-parallel combination ion exchange to treat surface water or industrial reuse water.
背景技术Background technique
随着当今工业的高速发展，许多工业企业存在水资源严重缺乏，在此形势下，本着节水降耗、利于环保的原则，工业企业提出“增产不增水”的指导方针，充分利用废水资源，变废为宝，提高水的回用率。With the rapid development of today's industry, many industrial enterprises have a serious shortage of water resources. Under this situation, in line with the principle of saving water, reducing consumption and benefiting environmental protection, industrial enterprises put forward the guideline of "increasing production without increasing water" to make full use of waste water resources, turn waste into treasure, and increase water reuse rate.
将现有达标排放型污水治理工艺改造为资源利用型治理工艺，通过提高已建废水处理设施的出水水质，充分回收利用现有外排污废水，进行资源置换和满足系统改造新增的各类用水要求。这一方针，不但具有可观的经济效益，而且符合国家“可持续发展”战略，同时对改善水体污染及环境状况可产生积极的作用。Transform the existing sewage treatment process that reaches the standard into a resource utilization-oriented treatment process. By improving the effluent water quality of the built wastewater treatment facilities, fully recycle and utilize the existing external sewage waste water to replace resources and meet the new types of water used in system transformation. Require. This policy not only has considerable economic benefits, but also conforms to the national "sustainable development" strategy, and can have a positive effect on improving water pollution and environmental conditions.
但现有离子交换水处理工艺，当进水水质波动大时，不能生产出水质合格，可满足生产重复利用要求的水。However, the existing ion-exchange water treatment process cannot produce water with qualified water quality that can meet the requirements of production and reuse when the influent water quality fluctuates greatly.
发明内容Contents of the invention
本发明的目的在于克服现有离子交换技术存在的缺陷，提供一种适合进水水质波动大和生产成本低的串、并结合(ABBA法)离子交换水处理工艺。The purpose of the present invention is to overcome the defects existing in the existing ion exchange technology, and provide a series and parallel combination (ABBA method) ion exchange water treatment process suitable for large fluctuations in influent water quality and low production cost.
本发明的目的通过以下技术方案予以实现，其包括以下步骤：The object of the present invention is achieved through the following technical solutions, which may further comprise the steps:
(1)将原水通过管道并联进入离子交换器，所述离子交换器至少为两个，在进水总管上对水质进行电导率或硬度的检测；(1) The raw water is connected into the ion exchanger through the pipeline in parallel, and the ion exchanger is at least two, and the conductivity or hardness of the water quality is detected on the water inlet main pipe;
(2)当原水电导率或硬度在正常范围时，选定并联操作，原水经一级离子交换器处理，得到的产品水进入产水水池；(2) When the conductivity or hardness of the raw water is in the normal range, parallel operation is selected, the raw water is treated by a primary ion exchanger, and the product water obtained enters the water production pool;
(3)当产水水质不能满足使用要求时，选择串联操作，原水一部分进行一级离子交换处理，另一部分经一、二级离子交换处理后，产水与一级离子交换的产水混合，得到水质合格的产水。(3) When the water quality of the produced water cannot meet the requirements of use, the series operation is selected. Part of the raw water is treated with primary ion exchange, and the other part is treated with primary and secondary ion exchange, and the product water is mixed with the product water of primary ion exchange. Obtain water with qualified water quality.
离子交换器并联或串联操作的选择，通过PLC自动控制实现。通过PLC控制器的选择，可将每台离子交换器设置为并、串操作的任何操作位置。采用串并结合(ABBA)的工艺，可以保证产品出水水质满足使用要求。The selection of parallel or series operation of ion exchangers is realized through PLC automatic control. Through the selection of the PLC controller, each ion exchanger can be set to any operating position for parallel or serial operation. The series-parallel combination (ABBA) process can ensure that the effluent quality of the product meets the requirements for use.
本发明采用串、并结合离子交换水处理工艺，还可减少设备投资，能够最大限度地降低原材料消耗，降低生产成本，减少污染物排放，对改善水体污染及环境状况可产生积极作用，不但具有可观的经济效益，而且符合国家“可持续发展”战略。The invention adopts serial and parallel ion exchange water treatment processes, which can also reduce equipment investment, reduce raw material consumption to the greatest extent, reduce production costs, reduce pollutant discharge, and have a positive effect on improving water pollution and environmental conditions. Considerable economic benefits, and in line with the national "sustainable development" strategy.
附图说明Description of drawings
图1为本发明一实施例工艺流程图。Fig. 1 is a process flow diagram of an embodiment of the present invention.
具体实施方式Detailed ways
以下结合实施例对本发明作进一步说明。The present invention will be further described below in conjunction with embodiment.
参照附图，本实施例包括以下步骤：(1)将原水通过管道并联进入离子交换器11、离子交换器12、离子交换器13，在进水总管1上对水质进行电导率或硬度的检测；(2)开启离子交换器11的进水阀1-1～1-3、出水阀2-1～2-3，对进水进行一级离子交换处理，对经离子交换器处理后的水进行电导率或硬度检测；如产水水质符合要求，得到的产水进入产水水池；(3)当进水水质波动较大，即电导率或硬度检测值超过正常波动范围，经一级离子交换器处理的产水水质不能满足使用要求，则通过PLC控制器，开启离子交换器11的进水阀1-1、出水阀2-1，离子交换器12的进水阀2-1及连通出水阀4-2，离子交换器13的连通进水阀3-3及产水阀2-3(产水阀指最终产水阀，出水阀指中间产水阀)，进水一部分进入离子交换器11产水，另一部分进水先入离子交换器12进行一级处理，处理后的中间水进入中间连通管2，再进入离子交换器13进行二级离子交换处理，产水最后汇集到产水总管3与离子交换器11产水混合，再对混合产水进行电导率或硬度的检测，得到合格的产水。With reference to accompanying drawing, present embodiment comprises the following steps: (1) raw water enters ion exchanger 11, ion exchanger 12, ion exchanger 13 in parallel through pipeline, conducts the detection of conductivity or hardness to water quality on water inlet main pipe 1 (2) Open the water inlet valve 1-1～1-3 and the water outlet valve 2-1～2-3 of the ion exchanger 11, and carry out one-level ion exchange treatment to the influent water, and the water treated by the ion exchanger Conduct conductivity or hardness testing; if the water quality meets the requirements, the obtained water enters the water production tank; (3) when the influent water quality fluctuates greatly, that is, the conductivity or hardness detection value exceeds the normal fluctuation range, after the primary ion If the quality of the produced water treated by the exchanger cannot meet the requirements of use, the water inlet valve 1-1 and the water outlet valve 2-1 of the ion exchanger 11 are opened through the PLC controller, and the water inlet valve 2-1 of the ion exchanger 12 and the connection Water outlet valve 4-2, ion exchanger 13 is connected to water inlet valve 3-3 and water production valve 2-3 (water production valve refers to the final water production valve, water outlet valve refers to the intermediate water production valve), and part of the water inlet enters the ion exchange The other part of the water enters the ion exchanger 12 for primary treatment, the treated intermediate water enters the intermediate connecting pipe 2, and then enters the ion exchanger 13 for secondary ion exchange treatment, and the produced water is finally collected into the produced water The main pipe 3 is mixed with the water produced by the ion exchanger 11, and then the conductivity or hardness of the mixed produced water is tested to obtain qualified produced water.
离子交换器14是备用设备。The ion exchanger 14 is a backup device.
各离子交换器可作一级或二级互换。Each ion exchanger can be used for primary or secondary exchange.
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| CN200910312033A CN101734755A (en) | 2009-12-23 | 2009-12-23 | Series-parallel combined ion exchange water treatment technique |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070225A (en) * | 2010-12-07 | 2011-05-25 | 中国天辰工程有限公司 | Improved series-parallel operating device of mixed ion exchanger |
| CN107344771A (en) * | 2017-07-17 | 2017-11-14 | 赛维特（天津）科技有限公司 | A kind of adjustable softening water treatment facilities of new type hardness tester |
| CN109052838A (en) * | 2018-08-29 | 2018-12-21 | 重庆工商大学 | Sewage treatment strategy dynamic adjusting system |
| CN111157690A (en) * | 2019-05-28 | 2020-05-15 | 上海微晁自动化科技有限公司 | High-purity ionized water quality monitoring system |
| CN115676971A (en) * | 2022-11-04 | 2023-02-03 | 西安热工研究院有限公司 | Ion exchange equipment operation system and method |
-
2009
- 2009-12-23 CN CN200910312033A patent/CN101734755A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070225A (en) * | 2010-12-07 | 2011-05-25 | 中国天辰工程有限公司 | Improved series-parallel operating device of mixed ion exchanger |
| CN107344771A (en) * | 2017-07-17 | 2017-11-14 | 赛维特（天津）科技有限公司 | A kind of adjustable softening water treatment facilities of new type hardness tester |
| CN109052838A (en) * | 2018-08-29 | 2018-12-21 | 重庆工商大学 | Sewage treatment strategy dynamic adjusting system |
| CN109052838B (en) * | 2018-08-29 | 2021-10-08 | 重庆工商大学 | Sewage treatment strategy dynamic adjustment system |
| CN111157690A (en) * | 2019-05-28 | 2020-05-15 | 上海微晁自动化科技有限公司 | High-purity ionized water quality monitoring system |
| CN115676971A (en) * | 2022-11-04 | 2023-02-03 | 西安热工研究院有限公司 | Ion exchange equipment operation system and method |
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Open date: 20100616 |