CN103073136A - Bitter (brackish) salt water purifying equipment - Google Patents
Bitter (brackish) salt water purifying equipment Download PDFInfo
- Publication number
- CN103073136A CN103073136A CN2013100418395A CN201310041839A CN103073136A CN 103073136 A CN103073136 A CN 103073136A CN 2013100418395 A CN2013100418395 A CN 2013100418395A CN 201310041839 A CN201310041839 A CN 201310041839A CN 103073136 A CN103073136 A CN 103073136A
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- water
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- pump
- reverse osmosis
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 129
- 150000003839 salts Chemical class 0.000 title claims abstract description 19
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 34
- 239000012528 membrane Substances 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 14
- 238000002203 pretreatment Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 6
- 239000003814 drug Substances 0.000 claims description 5
- 238000011001 backwashing Methods 0.000 claims description 4
- 230000001954 sterilising effect Effects 0.000 claims description 4
- 238000004659 sterilization and disinfection Methods 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 239000003651 drinking water Substances 0.000 abstract description 4
- 235000020188 drinking water Nutrition 0.000 abstract description 4
- 238000010612 desalination reaction Methods 0.000 abstract 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 6
- 239000011737 fluorine Substances 0.000 description 6
- 229910052731 fluorine Inorganic materials 0.000 description 6
- 208000004042 dental fluorosis Diseases 0.000 description 4
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- 230000003902 lesion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010016818 Fluorosis Diseases 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 238000009285 membrane fouling Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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- Separation Using Semi-Permeable Membranes (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention relates to the field of water treatment, and discloses bitter (brackish) salt water purifying equipment. A multi-medium filter, a self-cleaning filter and an ultrafiltration membrane device are applied to pretreatment, and an innovative two-stage reverse osmosis membrane device is taken as a core desalination process, so that the utilization ratio of water is increased effectively. The bitter (brackish) water purifying equipment has the characteristics of saving of water resources, stable running of equipment, good water quality, high automatic degree and long service life of equipment, and can be widely applied to bitter (brackish) water or high-fluoride-water regions; and the drinking water safety of local residents is ensured.
Description
Technical field
The present invention relates to water treating equipment, relate to more specifically reliably reach water and purify target, improve hardship (little) the salt water treating plant of water use efficiency, belong to water-treatment technology field.
Background technology
China is the country of a serious water shortage, and per capita water resources quantity is 2400m approximately
3, only be 1/4 of the global per capita water yield, and spatial and temporal distributions is inhomogeneous, water environment pollution is more serious, and primary poor-quality water distribution area is wide, especially the northwest drought hinterland, because precipitation is rare, evaporation is strong, and the natural scarcity of water resources is as the underground water of main resource of water supply, general saliferous, fluorine content are high, most area does not have again alternative Freshwater resources, it is estimated, in be covered with 37.36 hundred million m
3, there are 8.54 hundred million m in Ningxia
3, there are 1.8 hundred million m in Gansu
3, there are 15.35 hundred million m in Xinjiang
3Underground water belong to bitter (little) salt water, fluorine content distributes wider greater than the underground water of 1.0mg/L.
Show according to the World Health Organization's investigation: 80% disease is all bad relevant with drinking-water quality with 50% death of child.China has the tap water of 79% population not meet hygienic standard, approximately 1.7 hundred million people often drink by the water of Organic pollutants, people more than 100,000,000 drinks hardship (little) salt water, more than 7,000 ten thousand people drink water of high fluorine content, also have many people to drink high arsenic water, still have at present 2,000 ten thousand populations, 5,237 ten thousand (only) livestock dysdipsias in the west area, because lack of water and water quality are defective, local water is higher because of the property disease incidence, had a strong impact on HUMAN HEALTH, reduce labor quality, restricted the development of region social economy.The patient of Inner Mongol trouble dental fluorosis just has 1,900,000 people according to investigations, suffers from the osteofluorosis patient and detects 230,000 people, has 73 to be the fluorine lesion in 100 Qi county of the whole district.54 counties in state, 13 ground, Gansu Province have dental fluorosis to distribute, and in 12.9 ten thousand people of investigation, the dental fluorosis patient has 5.9 ten thousand people, and average morbidity is 45.5%.There is 130 lesiones township 17 cities and counties in Ningxia, 488 lesiones village, and the patient reaches 250,000 people, and wherein the grave illness village is 95, and population reaches 9.5 ten thousand.The endemic fluorosis in Xinjiang is distributed in 47 counties and cities, accounts for 55% of the whole district.This shows urgency and the necessity of diseases prevention modify-water.
Summary of the invention
The purpose of this invention is to provide a kind of hardship (little) salt water treating plant, take more medium filter+self-cleaning filter+ultra-filtration membrane device as pre-treatment, with the two steps ro film device of innovation as the desalinating process of core, the utilization ratio of Effective Raise water, have saving water resource, stable equipment operation, produce water water quality good, level of automation is high, the characteristics that equipment life is long.
Hardship of the present invention (little) salt water treating plant; contain: the raw water pump 1 that is connected with bitter (little) salt water import; the more medium filter 2 that is connected with the raw water pump outlet; the self-cleaning filter 3 that is connected with the more medium filter outlet; the ultra-filtration membrane device 4 that is connected with the self-cleaning filter outlet; is produced from pond 5 in the pre-treatment that is connected with ultra-filtration membrane device 4 water outlets; produce the one-level booster pump 6 that the pond water outlet is connected with pre-treatment; the one-level cartridge filter 7 that is connected with one-level booster pump 6 outlets; the one-level high-pressure pump 8 that is connected with one-level cartridge filter water outlet; the first-stage reverse osmosis film device 9 that is connected with one-level high-pressure pump water outlet; the water purifying tank 15 that is connected with first-stage reverse osmosis film device pure water inlet; be connected working shaft 16 with the water purifying tank outlet; it is characterized in that: also contain dense water reclamation system; comprise the dense pond 10 that is connected with the dense water out of first-stage reverse osmosis film device; the two stage supercharging pump 11 that is connected with dense pond outlet; pump the secondary cartridge filter 12 that the mouth of a river is connected with two stage supercharging; the secondary high-pressure pump 13 that is connected with secondary cartridge filter water outlet; the two-pass reverse osmosis film device 14 that is connected with secondary high-pressure pump water outlet; and film protection medicine system; comprise with one-level booster pump and one-level cartridge filter between the one-level film protective material chemicals dosing plant 17 that is connected of pipeline; the secondary film protective material chemicals dosing plant 18 that is connected with pipeline between two stage supercharging pump and the secondary cartridge filter; the pure water inlet of described two-pass reverse osmosis film device is connected with water purifying tank 15; the concentrated water discharge of two-pass reverse osmosis film device or recovery are as more medium filter; the backwashing water of self-cleaning filter and ultra-filtration membrane device arranges ultraviolet sterilization device 19 in the described water purifying tank 15.
The invention has the beneficial effects as follows, reverse osmosis membrane comprises two stages for the treatment of, and the dense water of first-stage reverse osmosis film further reclaims through two-pass reverse osmosis, and the rate of recovery that makes whole system water is brought up to more than 75% by traditional 50%; Because the combination of more medium filter+self-cleaning filter+ultra-filtration membrane is adopted in pre-treatment, silt in effective removal water, particle suspensions, colloidalmaterial etc., greatly alleviated the burden of reverse osmosis membrane, also be conducive to improve reverse osmosis membrane to the recovery utilization rate of water, therefore the present invention not only can be processed into the water that satisfies drinking water sanitary standard with bitter (little) salt water or water of high fluorine content, product water quality is good, and the utilization ratio of water is improved, and is more great for the regional meaning of water scarcity.Hardship of the present invention (little) salt water treating plant has advantages of that level of automation is high in addition, system run all right, long service life.
Description of drawings
Fig. 1 is structure principle chart of the present invention;
Embodiment
Below in conjunction with embodiment and accompanying drawing technique of the present invention is described in detail.
Hardship of the present invention (little) salt water treating plant; contain: the raw water pump 1 that is connected with bitter (little) salt water import; the more medium filter 2 that is connected with the raw water pump outlet; the self-cleaning filter 3 that is connected with the more medium filter outlet; the ultra-filtration membrane device 4 that is connected with the self-cleaning filter outlet; is produced from pond 5 in the pre-treatment that is connected with ultra-filtration membrane device 4 water outlets; produce the one-level booster pump 6 that the pond water outlet is connected with pre-treatment; the one-level cartridge filter 7 that is connected with one-level booster pump 6 outlets; the one-level high-pressure pump 8 that is connected with one-level cartridge filter water outlet; the first-stage reverse osmosis film device 9 that is connected with one-level high-pressure pump water outlet; the water purifying tank 15 that is connected with first-stage reverse osmosis film device pure water inlet; be connected working shaft 16 with the water purifying tank outlet; it is characterized in that: also contain dense water reclamation system; comprise the dense pond 10 that is connected with the dense water out of first-stage reverse osmosis film device; the two stage supercharging pump 11 that is connected with dense pond outlet; pump the secondary cartridge filter 12 that the mouth of a river is connected with two stage supercharging; the secondary high-pressure pump 13 that is connected with secondary cartridge filter water outlet; the two-pass reverse osmosis film device 14 that is connected with secondary high-pressure pump water outlet; and film protection medicine system; comprise with one-level booster pump and one-level cartridge filter between the one-level film protective material chemicals dosing plant 17 that is connected of pipeline; the secondary film protective material chemicals dosing plant 18 that is connected with pipeline between two stage supercharging pump and the secondary cartridge filter; the pure water inlet of described two-pass reverse osmosis film device is connected with water purifying tank 15; the concentrated water discharge of two-pass reverse osmosis film device or recovery are as more medium filter; the backwashing water of self-cleaning filter and ultra-filtration membrane device arranges ultraviolet sterilization device 19 in the described water purifying tank 15.
Bitter (little) salt water scavenging process: bitter (little) salt water passes through multi-medium filtering successively by the raw water pump supercharging, self-cleaning filtering, the ultra-filtration membrane device filters, water after the purification deposits pre-treatment in and produces the pond, the water that is produced from the pond in pre-treatment filters through the one-level cartridge filter after the one-level booster pump supercharging again, then after the one-level high-pressure pump, enter the first-stage reverse osmosis film device, water purification after the first-stage reverse osmosis film device filters enters water purifying tank, be provided with ultraviolet sterilization device in the water purifying tank, working shaft is fed to the user to the pressurization of the water in the water purifying tank, condensed water after the first-stage reverse osmosis film device filters enters dense pond, the two stage supercharging pump feeds the secondary cartridge filter to the pressurization of the water in the dense pond and purifies, then through secondary high-pressure pump and two-pass reverse osmosis film device, water purification after the two-pass reverse osmosis film device purifies enters water purifying tank, and the condensed water discharging after the two-pass reverse osmosis film device purifies or recovery are as more medium filter, the backwashing water of self-cleaning filter and ultra-filtration membrane device.In addition in order to protect reverse osmosis membrane; prevent reverse osmosis membrane fouling and pollution; in one-level high-pressure pump and pipeline that the first-stage reverse osmosis film device is connected, add medicament by one-level film protective material chemicals dosing plant, in secondary high-pressure pump and pipeline that the two-pass reverse osmosis film device is connected by secondary film protective material chemicals dosing plant adding medicament.
The embodiment of the invention provides a kind of hardship (little) salt water treating plant, not only can guarantee to produce water water quality, and the utilization ratio of water improves greatly, more saving water resource, can be widely used in hardship (little) salt water or water of high fluorine content area, solve local resident's safe drinking water problem.
Claims (1)
1. a hardship (little) salt water treating plant; contain: the raw water pump 1 that is connected with bitter (little) salt water import; the more medium filter 2 that is connected with the raw water pump outlet; the self-cleaning filter 3 that is connected with the more medium filter outlet; the ultra-filtration membrane device 4 that is connected with the self-cleaning filter outlet; is produced from pond 5 in the pre-treatment that is connected with ultra-filtration membrane device 4 water outlets; produce the one-level booster pump 6 that the pond water outlet is connected with pre-treatment; the one-level cartridge filter 7 that is connected with one-level booster pump 6 outlets; the one-level high-pressure pump 8 that is connected with one-level cartridge filter water outlet; the first-stage reverse osmosis film device 9 that is connected with one-level high-pressure pump water outlet; the water purifying tank 15 that is connected with first-stage reverse osmosis film device pure water inlet; be connected working shaft 16 with the water purifying tank outlet; it is characterized in that: also contain dense water reclamation system; comprise the dense pond 10 that is connected with the dense water out of first-stage reverse osmosis film device; the two stage supercharging pump 11 that is connected with dense pond outlet; pump the secondary cartridge filter 12 that the mouth of a river is connected with two stage supercharging; the secondary high-pressure pump 13 that is connected with secondary cartridge filter water outlet; the two-pass reverse osmosis film device 14 that is connected with secondary high-pressure pump water outlet; and film protection medicine system; comprise with one-level booster pump and one-level cartridge filter between the one-level film protective material chemicals dosing plant 17 that is connected of pipeline; the secondary film protective material chemicals dosing plant 18 that is connected with pipeline between two stage supercharging pump and the secondary cartridge filter; the pure water inlet of described two-pass reverse osmosis film device is connected with water purifying tank 15; the concentrated water discharge of two-pass reverse osmosis film device or recovery are as more medium filter; the backwashing water of self-cleaning filter and ultra-filtration membrane device arranges ultraviolet sterilization device 19 in the described water purifying tank 15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100418395A CN103073136A (en) | 2013-02-04 | 2013-02-04 | Bitter (brackish) salt water purifying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100418395A CN103073136A (en) | 2013-02-04 | 2013-02-04 | Bitter (brackish) salt water purifying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103073136A true CN103073136A (en) | 2013-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100418395A Pending CN103073136A (en) | 2013-02-04 | 2013-02-04 | Bitter (brackish) salt water purifying equipment |
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| Country | Link |
|---|---|
| CN (1) | CN103073136A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103212300A (en) * | 2013-05-17 | 2013-07-24 | 中国海洋大学 | Cleaning method of ultrafiltration membrane in sea water desalination by whole membrane technology |
| CN110723784A (en) * | 2019-10-16 | 2020-01-24 | 东莞市鸾江水处理设备工程有限公司 | A kind of waste water treatment and recycling method |
| CN112028273A (en) * | 2020-07-30 | 2020-12-04 | 中冶南方都市环保工程技术股份有限公司 | High-recovery-rate reclaimed water recycling advanced treatment system and treatment method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1552643A (en) * | 2003-12-18 | 2004-12-08 | 天津市海跃水处理高科技有限公司 | Desalination process for high recovery ratio seawater (brackish water) |
| JP2006263542A (en) * | 2005-03-23 | 2006-10-05 | Kurita Water Ind Ltd | Fresh water generator and fresh water generation method |
| CN102249459A (en) * | 2011-06-15 | 2011-11-23 | 北京科泰兴达高新技术有限公司 | System for desalinating sea water |
| CN202072551U (en) * | 2011-05-05 | 2011-12-14 | 青岛兰海希膜工程有限公司 | Bitter treatment device with high recovery |
| CN203065298U (en) * | 2013-02-04 | 2013-07-17 | 北京科泰兴达高新技术有限公司 | Brackish water purifying device |
-
2013
- 2013-02-04 CN CN2013100418395A patent/CN103073136A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1552643A (en) * | 2003-12-18 | 2004-12-08 | 天津市海跃水处理高科技有限公司 | Desalination process for high recovery ratio seawater (brackish water) |
| JP2006263542A (en) * | 2005-03-23 | 2006-10-05 | Kurita Water Ind Ltd | Fresh water generator and fresh water generation method |
| CN202072551U (en) * | 2011-05-05 | 2011-12-14 | 青岛兰海希膜工程有限公司 | Bitter treatment device with high recovery |
| CN102249459A (en) * | 2011-06-15 | 2011-11-23 | 北京科泰兴达高新技术有限公司 | System for desalinating sea water |
| CN203065298U (en) * | 2013-02-04 | 2013-07-17 | 北京科泰兴达高新技术有限公司 | Brackish water purifying device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103212300A (en) * | 2013-05-17 | 2013-07-24 | 中国海洋大学 | Cleaning method of ultrafiltration membrane in sea water desalination by whole membrane technology |
| CN103212300B (en) * | 2013-05-17 | 2014-11-19 | 中国海洋大学 | A method for cleaning ultrafiltration membranes in full-membrane seawater desalination |
| CN110723784A (en) * | 2019-10-16 | 2020-01-24 | 东莞市鸾江水处理设备工程有限公司 | A kind of waste water treatment and recycling method |
| CN112028273A (en) * | 2020-07-30 | 2020-12-04 | 中冶南方都市环保工程技术股份有限公司 | High-recovery-rate reclaimed water recycling advanced treatment system and treatment method |
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Application publication date: 20130501 |