WO2018032830A1 - 河湖泊涌污染底泥处理余水再生系统 - Google Patents

河湖泊涌污染底泥处理余水再生系统 Download PDF

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Publication number
WO2018032830A1
WO2018032830A1 PCT/CN2017/084962 CN2017084962W WO2018032830A1 WO 2018032830 A1 WO2018032830 A1 WO 2018032830A1 CN 2017084962 W CN2017084962 W CN 2017084962W WO 2018032830 A1 WO2018032830 A1 WO 2018032830A1
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Prior art keywords
residual water
water
supernatant
sediment
stage
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PCT/CN2017/084962
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English (en)
French (fr)
Inventor
陶明
刘鹄
翟德勤
赵新民
陈士强
赵明江
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中电建水环境治理技术有限公司
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Publication of WO2018032830A1 publication Critical patent/WO2018032830A1/zh

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/48Treatment of water, waste water, or sewage with magnetic or electric fields
    • C02F1/488Treatment of water, waste water, or sewage with magnetic or electric fields for separation of magnetic materials, e.g. magnetic flocculation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/15Treatment of sludge; Devices therefor by de-watering, drying or thickening by treatment with electric, magnetic or electromagnetic fields; by treatment with ultrasonic waves
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F2001/007Processes including a sedimentation step
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/007Contaminated open waterways, rivers, lakes or ponds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/10Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]

Definitions

  • the invention belongs to the technical field of environmental protection, and in particular relates to a regenerative system for treating residual water in rivers and lakes.
  • the river is a kind of open water, generally characterized by narrow water surface, long process, and tidal characteristics of coastal and offshore rivers.
  • the lake is a relatively closed water area with wide water surface, shallow water and water flow.
  • the characteristics of slow speed and slow water exchange are generally affected by seasonal rain.
  • the urban population has increased sharply, and the amount of sewage discharged into urban rivers and lakes has increased greatly.
  • Rivers and lakes have become a gathering place for various pollutants, causing serious pollution of water bodies and deteriorating water environment.
  • the water quality has become black and stinky, and the living environment of fish and shrimp has deteriorated drastically or cannot survive.
  • the bottom sediment of the river and lake bed is polluted by the long-term erosion of the contaminated water body, and the sedimentation of the sediment is formed for many years, which is an intrinsic pollution source that affects the quality of the water environment.
  • a river and lake flu pollution sediment treatment residual water regeneration system comprising: [0006] Sediment separation equipment, the sediment separation equipment is used for sorting contaminated sediment through garbage The resulting sediment mixture is precipitated to obtain a muddy water mixture and a sand material; a sedimentation device, a front end of the sedimentation device is connected to the sediment separation device to receive the muddy water mixture and to precipitate the muddy water mixture to produce a supernatant and a slurry;
  • a supernatant discharge device installed at an end of the sedimentation device and configured to discharge the supernatant;
  • a residual water multi-stage purification device connected to the supernatant discharge device and The supernatant is subjected to multi-stage purification to obtain recyclable residual water.
  • the river and lake pollution sludge treatment residual water regeneration system further includes an online monitoring device disposed on the supernatant liquid discharge device to monitor the concentration of the SS value of the supernatant, and according to The SS value monitored by the online detecting device is compared with a preset value to control the control device for opening and closing the supernatant discharging device.
  • the residual water multi-stage purification device includes a first-stage residual water purification device that communicates with the supernatant liquid discharge device to perform a purification process on the supernatant liquid and generates water to be purified, and communicates with the The first-stage residual water purification device and the secondary purification treatment with the purified water and the secondary residual water purification device capable of discharging the residual water.
  • the residual water multi-stage purification device further includes a connection between the first-stage residual water purification device and the precipitation device to recirculate the remaining mud deposited in the first-stage residual water purification device. a residual mud returning device to the front end of the sedimentation device.
  • the river and lake flu pollution sediment treatment residual water regeneration system further includes:
  • a conditioning device the conditioning device is connected to the precipitation device and receives the mud generated in the sedimentation device to concentrate, condition, modify and temper the mud to produce a concentrated mud and overflow liquid;
  • the overflow pipe is connected between the overflow port of the conditioning device and the first-stage residual water purification device to cause the overflow liquid to flow into the first-stage residual water purification device.
  • the river and lake pollution sedimentary sludge treatment residual water regeneration system further includes:
  • a filter press device the press filter device is connected to the conditioning device and dehydrates and solidifies the concentrated mud to generate a pressure filtrate;
  • a pressure filtrate recovery device is connected between the filter press device and the front end of the precipitation device and discharges the filtrate to the precipitation device.
  • the secondary residual water purification device is a supermagnetic water purification device
  • the supermagnetic water purification device includes [0020] a coagulation reaction device, the coagulation reaction device is connected to the first-stage residual water purification device, and has a coagulation container for storing a coagulant and a coagulation container for storing a coagulant, the coagulant and The coagulant and the suspended solid in the water to be purified are coagulated and reacted in the coagulation reaction device to form a microfloc, and the magnetic powder is added and the magnetic powder is adsorbed on the microfloc;
  • the magnetic separation device is connected to the coagulation reaction device to perform supermagnetic separation on the water to be purified after the coagulation reaction occurs to obtain the recirculated residual water.
  • the super magnetic water purification device includes:
  • a magnetic recovery device is coupled between the magnetic separation device and the coagulation reaction device to recover magnetic powder generated during the supermagnetic separation process and discharged back into the coagulation reaction device.
  • the secondary residual water purification device further includes a sludge collection device connected to the magnetic recovery device to receive sludge deposited in the magnetic recovery device after supermagnetic separation.
  • the river and lake flu pollution sediment treatment residual water regeneration system further includes:
  • a clear water tank disposed at a drain outlet of the residual water multi-stage purification device and configured to store the drainable water
  • a residual water utilization device connected between the clear water tank and the sediment separating device and configured to flush the drainable water to the sand.
  • the river lake rushing contaminated sediment treatment residual water regeneration system by setting the sedimentation device to precipitate the muddy water mixture after being treated by the sediment separation device Separating the mud and water, that is, obtaining the slurry deposited on the bottom of the sedimentation device and the supernatant floating on the surface of the slurry, and discharging the supernatant generated in the sedimentation device by the supernatant discharge device
  • the supernatant liquid is multi-stage purified by the residual water multi-stage purification device to obtain recyclable residual water to realize water resource regeneration during the contaminated sediment treatment process.
  • the obtained part of the recirculating residual water can be discharged back into the river and the lake and another part of the equipment and process that can contaminate the sediment treatment plant, thereby realizing recycling with the external environment and internal Recycling, the regeneration of residual water and the reuse of resources in the process of contaminated sediment treatment.
  • FIG. 1 is a general frame diagram of a river lake urgency sewage sludge treatment residual water regeneration system according to an embodiment of the present invention.
  • FIG. 2 is a detailed frame view of the secondary water purification device of FIG. 1.
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” and “second” may explicitly or implicitly include one or more of the features.
  • the meaning of “plurality” is two or more, unless specifically defined otherwise.
  • the terms “installation”, “connected”, “connected”, “fixed” and the like should be understood broadly, and may be, for example, a fixed connection or a Removable connection, or integrated; can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, which can be the internal connection of two elements or the interaction of two elements.
  • the meaning of the above terms in the present invention can be understood by those skilled in the art on a case-by-case basis.
  • a river lake urgency sewage sludge treatment residual water regeneration system includes: [0039] a sediment separation device 10, wherein the sediment separation device 10 is used for polluting sediments The sediment mixture produced after the garbage sorting is precipitated to obtain a muddy water mixture and a sand material;
  • a precipitating device 20 the front end of the precipitating device 20 is connected to the sediment separating device 10 to receive the muddy water mixture and to precipitate the muddy water mixture to produce a supernatant and a slurry;
  • a supernatant discharge device 22 installed at an end of the sedimentation device 20 and configured to discharge the supernatant; [0042] a residual water multi-stage purification device 24 connected to the supernatant discharge device 22 The supernatant is subjected to multi-stage purification to obtain recirculated residual water.
  • the river lake urgency pollution sediment treatment residual water regeneration system provided by the embodiment of the present invention is provided by setting the sedimentation device Setting 20 to separate the mud and water in the muddy water mixture after the sedimentation process by the sediment separation device 10, that is, the slurry deposited on the bottom of the sedimentation device 20 and the supernatant floating on the surface of the slurry are obtained.
  • the supernatant liquid generated in the sedimentation device 20 is discharged to the residual water multi-stage purification device 24 by the supernatant discharge device 22, and the supernatant is used by the residual water multi-stage purification device 24
  • the liquid is subjected to multi-stage purification to obtain recyclable residual water to realize regeneration of water resources during the contaminated sediment treatment, and a part of the obtained recirculated residual water can be discharged back into the river and the lake and another part It can pollute the use of other equipment and process links in the sediment treatment plant, so as to achieve recycling and internal recycling with the external environment, and realize the regeneration and resource reuse of the residual water in the process of contaminated sediment treatment.
  • the suspended matter content value (ie, the SS value) of the recirculated residual water obtained by the residual water multi-stage purification device 24 is less than 15 mg/l, and the COD, BOD, strontium, and barium contents are compared.
  • the concentration of pollutants contained in the polluted water bodies of the original rivers is reduced by more than 60%, and the recirculated residual water can be discharged back into the rivers and lakes, which can effectively dilute and reduce the concentration of polluted water bodies in the original rivers and lakes.
  • the supernatant discharge device 22 may be a decanter or other device capable of discharging the supernatant, and is not limited thereto.
  • the sedimentation device 20 is provided with a diversion bank for diversion, and a slope structure is arranged at the bottom of the sedimentation device 20, thereby prolonging the sedimentation distance of the muddy water and improving the distance. Precipitation efficiency and guiding sedimentation.
  • the sediment separation device 10 and the supernatant discharge device 22 are respectively disposed upstream and downstream of the sedimentation device 20 in the water flow direction.
  • the river lake flu pollution sediment treatment residual water regeneration system further includes: disposed on the supernatant liquid discharge device 22 to monitor the SS value concentration of the supernatant liquid
  • the online monitoring device 30 and the control device (not shown) for controlling the opening and closing of the supernatant discharge device 22 according to the SS value concentration monitored by the online detecting device and the preset value.
  • the control device By setting the on-line monitoring device 30 at the supernatant discharge device 22 to monitor the SS value concentration of the supernatant in the sedimentation device 20, so that the control device can be based on the supernatant
  • the SS value concentration controls the supernatant discharge device 22 to effect automatic control of the supernatant discharge device 22.
  • the supernatant discharge device 22 is activated to be used in the sedimentation device 20.
  • the supernatant is discharged to the residual water level In the chemical device 24; when the SS value concentration of the supernatant in the sedimentation device 20 is higher than a preset value ⁇ , the supernatant liquid discharge device 22 is turned off, and the supernatant liquid is placed below the preset value requirement. It is discharged to the residual water multi-stage purification device 24.
  • a liquid level alarm device (not shown) is further disposed on the supernatant liquid discharge device 22, and the liquid level alarm device is electrically connected to the control device, and the liquid level alarm device And configured to detect a liquid level height of the supernatant in the sedimentation device 20 and send a liquid level height to the control device, and when the liquid level height reaches a preset height, the control device sends the liquid level alarm device to the liquid level alarm device An alarm signal and the liquid level alarm device issues an alarm.
  • the residual water multi-stage purification device 24 includes a first-level balance that connects the supernatant liquid discharge device 22 to perform a purification process on the supernatant liquid and generate water to be purified.
  • the water purification device 242 and the secondary residual water purification device 244 that communicates with the first-stage residual water purification device 242 and performs secondary purification treatment on the purified water to generate the drainable residual water.
  • the first-stage residual water purification device 242 and the second-stage residual water purification device 244 By performing the first-stage residual water purification device 242 and the second-stage residual water purification device 244 to achieve two purification treatments of the recirculating residual water to achieve precipitation treatment by the precipitation device 20 The supernatant is thoroughly purified, so that the purified residual water can be recycled and reused, thereby realizing the regeneration of the remaining water resources.
  • the residual water multi-stage purification device 24 includes at least one of the first-stage residual water purification devices 242, and each of the first-stage residual water purification devices 242 has the same structure for realizing residual water. a purification.
  • each of the first-stage residual water purification devices 242 is arranged side by side to increase the amount of residual water treatment, thereby realizing the expansion of the residual water purification.
  • each of the first-stage residual water purification devices 242 is connected in series to realize N-time purification treatment of the first-stage purification of the residual water to improve the residual water purification effect.
  • the number of the residual water multi-stage purification devices 24 is at least one, and each of the residual water multi-stage purification devices 24 may be juxtaposed with each other and both with the supernatant discharge device 22-phase connection, that is, multiple residual water multi-stage purification devices 24 can be used at the same time, which increases the residual water treatment capacity and is beneficial to increase the residual water treatment capacity.
  • the residual water multi-stage purification device 24 further includes a connection between the first-stage residual water purification device 242 and the precipitation device 20 to The remaining sludge deposited in the water purification device 242 is discharged back to the residual sludge returning device 246 at the front end of the sedimentation device 20.
  • the remaining mud in the stage residual water purification device 242 is discharged to the front end of the sedimentation device 20, and is reprecipitated together with the muddy water mixture to realize a circulation process, which reduces the post-treatment process.
  • a residual mud return device 246 is also disposed between the secondary residual water purification device 244 and the precipitation device 20 to deposit the remaining in the secondary residual water purification device 244.
  • the mud is discharged back to the front end of the sedimentation device 20 to realize the re-separation of the muddy water, thereby reducing the process of treating the residual mud.
  • the river and lake pollution sludge treatment residual water regeneration system further includes: [0057] a conditioning device 40, the conditioning device 40 is coupled to the sedimentation device 20 and receives the The slurry generated in the precipitating device 20 is concentrated, conditioned, and tempered to produce a concentrated mud and an overflow liquid;
  • the overflow pipe (42) communicates with the overflow port of the conditioning device (40) and the first-stage residual water purification device (242) to cause the overflow liquid to flow into the primary residual water purification device (242).
  • the river and lake pollution sludge treatment residual water regeneration system uses the conditioning device 40 to concentrate, condition and modify the mud generated by the sedimentation device 20 to change the internal microstructure of the mud. Decomposing, compounding, chelation, consolidation, passivation, etc. of the organic matter, heavy metals and the like in the mud to generate a concentrated mud and an overflow liquid floating on the concentrated mud, which can separate the muddy water and obtain Concentrate the mud and overflow. And introducing the overflow pipe 42 to introduce the overflow liquid generated in the conditioning device 40 from the overflow port into the first-stage residual water purification device 242, thereby generating the process during the conditioning modification process. The water is purified and treated to realize the regeneration of water resources, and the discharge of the overflow liquid is solved, and the resource utilization of water is realized.
  • the river and lake flu pollution sediment treatment residual water regeneration system further includes:
  • a filter press device 50 the filter press device 50 is coupled to the conditioning device 40 and dehydrates the concentrated mud to produce a pressure filtrate;
  • a pressure filtrate recovery unit 52 is connected between the pressure filter unit 50 and the front end of the sedimentation unit 20 and discharges the pressure filtrate into the sedimentation unit 20.
  • the river and lake flu pollution sediment treatment residual water regeneration system transports the mud conditioned and concentrated by the conditioning device 40 to the pressure filter device 50 for sludge water separation operation. And compressing the mud part in the filter press device 50 to obtain a solid mud cake (also referred to as "remaining soil", the same below), and the obtained mud cake has low moisture content, and the pollution is realized. Decompression treatment of the sediment, and realization The harmless treatment and resource recycling of the contaminated sediment.
  • the secondary residual water purification device 244 is a supermagnetic water purification device, and the supermagnetic water purification device includes:
  • a coagulation reaction device 2440 the coagulation reaction device 2440 is connected to the first-stage residual water purification device 242, and has a coagulating container 2442 storing a coagulant and a coagulation container 2444 storing a coagulant.
  • the coagulant and the coagulant react with the suspended solid in the water to be coagulated in the coagulation reaction device 2440 to form a microfloc, and the magnetic powder is added and the magnetic powder is adsorbed to the microfloc.
  • a magnetic separation device 2445 is coupled to the coagulation reaction device 2440 to perform supermagnetic separation on the water to be purified after the coagulation reaction occurs to obtain the recirculated residual water.
  • the river and lake pollution sludge treatment residual water regeneration system sets the secondary water purification device 244 as a supermagnetic water purification device, and utilizes the coagulant and the The coagulating agent reacts with the suspended solids in the water to be purified in a coagulation reaction device 2440 in the supermagnetic water purifying device to form a microfloc, and the micropowder is adsorbed by the magnetic powder, thereby realizing the
  • the water after the first-stage residual water treatment is subjected to purification treatment again to remove light impurities such as fine suspended matter and total phosphorus which are difficult to settle, thereby realizing regeneration of water resources.
  • the supermagnetic water purification device includes:
  • a magnetic recovery device 2446 is connected between the magnetic separation device 2445 and the coagulation reaction device 2440 to recover magnetic powder generated during the supermagnetic separation and is discharged back to the coagulation reaction device 2440.
  • the river and lake flu pollution sediment treatment residual water regeneration system is provided by the magnetic recovery device 2446 to recover the magnetic powder generated during the supermagnetic separation process, and the magnetic powder is discharged back to the coagulation reaction device 2440, The full utilization of magnetic powder is realized, thereby realizing the full utilization of resources.
  • the secondary residual water purification device 244 further includes a sludge collection device 2448 connected to the magnetic recovery device 2446 to receive sludge deposited in the magnetic recovery device 2446 after supermagnetic separation.
  • the river and lake flu pollution sediment treatment residual water regeneration system is configured to receive the sink by providing the sludge collection device 2448 The sludge deposited in the magnetic recovery unit 2446 is subjected to post-treatment of the sludge.
  • the sludge collection device 2448 is in communication with the conditioning device 40 and can deliver the collected sludge to the conditioning device 48 for processing.
  • the river and lake pollution sedimentary sludge treatment residual water regeneration system further includes: [0073] a clear water pool 60 disposed at the drain outlet of the residual water multi-stage purification device 24 and used For storing the drainable water;
  • the residual water utilization device 62 is connected between the clear water tank 60 and the sediment separating device and is used to flush the recirculated residual water to the sand.
  • the river and lake flu pollution sediment treatment residual water regeneration system is configured to store the recirculating residual water discharged by the residual water multi-stage purification device 24 by installing the clear water pool 60, which may be stored in the The water in the clear water pool 60 is discharged to the sediment separating device through the residual water utilization device 62 for flushing the sand material to realize in-plant recycling of water resources.
  • the reclaimed residual water is further purified by the clear water pool 60, and discharged into the rivers and lakes through the clear water pool 60, thereby realizing the backflow of water resources and realizing the recycling of resources.

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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 Sludge (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

一种河湖泊涌污染底泥处理余水再生系统,其包括:泥沙分离设备(10);沉淀装置(20),对泥水混合物进行沉淀以产生上清液和泥浆;上清液排出装置(22),将上清液排出;余水多级净化装置(24),对上清液进行多级净化以得到可回排余水。该河湖泊涌污染底泥处理余水再生系统通过设置沉淀装置(20)将泥水混合物中的泥和水分离,利用上清液排出装置(22)将上清液排出至余水多级净化装置(24)中,余水多级净化装置(24)对上清液进行多级净化以得到可回排余水,以实现污染底泥处理过程中水的资源再生,所得到的可回排余水中的一部分可以回排至河湖泊涌中以及另一部分可以供污染底泥处理厂的其他设备和工艺环节的使用,实现与外部环境和内部的循环利用。

Description

说明书 发明名称:河湖泊涌污染底泥处理余水再生系统 技术领域
[0001] 本发明属于环境治理技术领域, 尤其涉及一种河湖泊涌污染底泥处理余水再生 系统。
背景技术
[0002] 河涌是一种幵放式水域, 一般具有水面窄、 流程长、 沿海与近海河流多具有感 潮特征等特点, 湖泊是一种相对封闭的水域, 具有水面宽、 水深浅、 水流速度 缓、 水体交换慢等特点, 河湖泊涌一般容易受季节雨汛影响。 随着社会经济的 迅猛发展, 城市人口急剧增多, 面向城市河湖泊涌的排污量大幅度增加, 河湖 泊涌成了各种污染物的汇集场所, 使水体污染日趋严重, 水环境状况日益恶化 , 水质变黑发臭、 鱼虾生存环境急剧恶化或无法生存。 河湖泊涌床底底泥受污 染水体长期侵蚀、 多年沉积形成污染底泥且日益加重, 是影响水环境质量的内 在污染源。
[0003] 在对河湖泊涌的污染底泥进行处理的过程中, 会有大量的水随着污染底泥一起 被挖泥船输送到底泥处理车间, 在对污染底泥脱水处理后, 会有大量的水需要 排放, 通常是未经处理直接排放至河道中, 这样不仅不能降低河道水体中污染 物的浓度, 甚至可能造成对河道水体的二次污染。 因此, 如何对污染底泥中处 理过程中的水进行处理以实现水资源再生已成为业内亟待解决的技术问题。 技术问题
[0004] 本发明的目的在于提供一种河湖泊涌污染底泥处理余水再生系统, 旨在解决如 何对污染底泥中的水进行处理以实现水资源再生的技术问题。
问题的解决方案
技术解决方案
[0005] 本发明是这样实现的, 一种河湖泊涌污染底泥处理余水再生系统, 包括: [0006] 泥沙分离设备, 所述泥沙分离设备用于对污染底泥经垃圾分选后产生的泥沙混 合物进行沉淀以得到泥水混合物和砂料; [0007] 沉淀装置, 所述沉淀装置的前端连通所述泥沙分离设备以接收所述泥水混合物 并对所述泥水混合物进行沉淀以产生上清液和泥浆;
[0008] 上清液排出装置, 安装于所述沉淀装置的末端并用于将所述上清液排出; [0009] 余水多级净化装置, 连通于所述上清液排出装置并对所述上清液进行多级净化 以得到可回排余水。
[0010] 进一步地, 所述河湖泊涌污染底泥处理余水再生系统还包括设置于所述上清液 排出装置上以实吋监测所述上清液的 SS值浓度的在线监测装置以及根据所述在 线检测装置监测的所述 SS值浓度与预设值进行比对以控制所述上清液排出装置 启闭的控制装置。
[0011] 进一步地, 所述余水多级净化装置包括连通所述上清液排出装置以对所述上清 液进行一次净化处理并产生待净化水的一级余水净化装置以及连通所述一级余 水净化装置并对所述带净化水进行二次净化处理并产生所述可回排余水的二级 余水净化装置。
[0012] 进一步地, 所述余水多级净化装置还包括连接于所述一级余水净化装置与所述 沉淀装置之间以将所述一级余水净化装置中沉积的余泥回排至所述沉淀装置前 端的余泥回排装置。
[0013] 进一步地, 所述河湖泊涌污染底泥处理余水再生系统还包括:
[0014] 调理装置, 所述调理装置连接于所述沉淀装置并接收所述沉淀装置中产生的所 述泥浆以对所述泥浆进行浓缩调理、 改性调质而产生浓缩泥浆和溢流液;
[0015] 溢流管, 连通于所述调理装置的溢流口与所述一级余水净化装置之间以使所述 溢流液流入所述一级余水净化装置内。
[0016] 进一步地, 所述河湖泊涌污染底泥处理余水再生系统还包括:
[0017] 压滤装置, 所述压滤装置连接于所述调理装置并对所述浓缩泥浆进行脱水固化 以产生压滤液;
[0018] 压滤液回收利用装置, 连接于所述压滤装置与所述沉淀装置的前端之间并将所 述压滤液回排至所述沉淀装置内。
[0019] 进一步地, 所述二级余水净化装置为超磁净水装置, 且所述超磁净水装置包括 [0020] 混凝反应装置, 所述混凝反应装置连通所述一级余水净化装置, 并具有存放助 凝剂的助凝容器和存放混凝剂的混凝容器, 所述助凝剂和所述混凝剂与所述待 净化水中悬浮物在所述混凝反应装置中发生混凝反应形成微絮团, 加入磁粉并 使所述磁粉吸附于所述微絮团上;
[0021] 磁分离装置, 连接于所述混凝反应装置以对发生混凝反应后的待净化水进行超 磁分离以获得所述可回排余水。
[0022] 进一步地, 所述超磁净水装置包括:
[0023] 磁回收装置, 连接于所述磁分离装置与所述混凝反应装置之间以回收超磁分离 过程中产生的磁粉并回排至所述混凝反应装置中。
[0024] 进一步地, 所述二级余水净化装置还包括连接于所述磁回收装置以接收超磁分 离后沉淀于所述磁回收装置中的污泥的污泥收集装置。
[0025] 进一步地, 所述河湖泊涌污染底泥处理余水再生系统还包括:
[0026] 清水池, 设置于所述余水多级净化装置的排水口出并用于存放所述可回排余水
[0027] 余水利用装置, 连接于所述清水池与所述泥沙分离装置之间并用于将所述可回 排余水冲洗所述砂料。
发明的有益效果
有益效果
[0028] 本发明相对于现有技术的技术效果是: 该河湖泊涌污染底泥处理余水再生系统 通过设置所述沉淀装置以将经所述泥沙分离设备沉淀处理后的所述泥水混合物 中的泥和水分离, 即得到沉淀于所述沉淀装置底部的泥浆和浮于所述泥浆表面 的上清液, 利用所述上清液排出装置将所述沉淀装置中产生的上清液排出至所 述余水多级净化装置中, 利用所述余水多级净化装置对所述上清液进行多级净 化以得到可回排余水, 以实现污染底泥处理过程中水的资源再生, 并且所得到 的所述可回排余水中的一部分可以回排至河湖泊涌中以及另一部分可以污染底 泥处理厂的其他设备和工艺环节的使用, 从而实现与外部环境的循环利用和内 部的循环利用, 实现了污染底泥处理过程中余水的再生和资源再利用。
对附图的简要说明 附图说明
[0029] 为了更清楚地说明本发明实施例的技术方案, 下面将对本发明实施例或现有技 术描述中所需要使用的附图作简单地介绍, 显而易见地, 下面所描述的附图仅 仅是本发明的一些实施例, 对于本领域普通技术人员来讲, 在不付出创造性劳 动的前提下, 还可以根据这些附图获得其他的附图。
[0030] 图 1是本发明实施例提供的河湖泊涌污染底泥处理余水再生系统的总体框架图
[0031] 图 2是图 1中二级余水净化装置的具体框架图。
[0032] 附图标记说明:
[] [表 1]
Figure imgf000006_0001
本发明的实施方式
下面详细描述本发明的实施例, 所述实施例的示例在附图中示出, 其中自始至 终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。 下 面通过参考附图描述的实施例是示例性的, 旨在用于解释本发明, 而不能理解 为对本发明的限制。
[0034] 在本发明的描述中, 需要理解的是, 术语"长度"、 "宽度"、 "上"、 "下"、 "前" 、 "后"、 "左"、 "右"、 "竖直"、 "水平"、 "顶"、 "底 ""内"、 "外"等指示的方位或 位置关系为基于附图所示的方位或位置关系, 仅是为了便于描述本发明和简化 描述, 而不是指示或暗示所指的装置或元件必须具有特定的方位、 以特定的方 位构造和操作, 因此不能理解为对本发明的限制。
[0035] 此外, 术语"第一"、 "第二 "仅用于描述目的, 而不能理解为指示或暗示相对重 要性或者隐含指明所指示的技术特征的数量。 由此, 限定有 "第一"、 "第二 "的特 征可以明示或者隐含地包括一个或者更多个该特征。 在本发明的描述中, "多个" 的含义是两个或两个以上, 除非另有明确具体的限定。
[0036] 在本发明中, 除非另有明确的规定和限定, 术语"安装"、 "相连"、 "连接"、 "固 定"等术语应做广义理解, 例如, 可以是固定连接, 也可以是可拆卸连接, 或成 一体; 可以是机械连接, 也可以是电连接; 可以是直接相连, 也可以通过中间 媒介间接相连, 可以是两个元件内部的连通或两个元件的相互作用关系。 对于 本领域的普通技术人员而言, 可以根据具体情况理解上述术语在本发明中的具 体含义。
[0037] 为了使本发明的目的、 技术方案及优点更加清楚明白, 以下结合附图及实施例
, 对本发明进行进一步详细说明。
[0038] 请参照图 1, 本发明实施例提供的河湖泊涌污染底泥处理余水再生系统包括: [0039] 泥沙分离设备 10, 所述泥沙分离设备 10用于对污染底泥经垃圾分选后产生的泥 沙混合物进行沉淀以得到泥水混合物和砂料;
[0040] 沉淀装置 20, 所述沉淀装置 20的前端连通所述泥沙分离设备 10以接收所述泥水 混合物并对所述泥水混合物进行沉淀以产生上清液和泥浆;
[0041] 上清液排出装置 22, 安装于所述沉淀装置 20的末端并用于将所述上清液排出; [0042] 余水多级净化装置 24, 连通于所述上清液排出装置 22并对所述上清液进行多级 净化以得到可回排余水。
[0043] 本发明实施例提供的河湖泊涌污染底泥处理余水再生系统通过设置所述沉淀装 置 20以将经所述泥沙分离设备 10沉淀处理后的所述泥水混合物中的泥和水分离 , 即得到沉淀于所述沉淀装置 20底部的泥浆和浮于所述泥浆表面的上清液, 利 用所述上清液排出装置 22将所述沉淀装置 20中产生的上清液排出至所述余水多 级净化装置 24中, 利用所述余水多级净化装置 24对所述上清液进行多级净化以 得到可回排余水, 以实现污染底泥处理过程中水的资源再生, 并且所得到的所 述可回排余水中的一部分可以回排至河湖泊涌中以及另一部分可以污染底泥处 理厂的其他设备和工艺环节的使用, 从而实现与外部环境的循环利用和内部的 循环利用, 实现了污染底泥处理过程中余水的再生和资源再利用。
[0044] 在该实施例中, 经余水多级净化装置 24处理后得到的可回排余水的悬浮物含量 值 (即 SS值) 小于 15mg/l, COD、 BOD、 ΤΡ、 ΤΝ含量较原河湖泊涌污染水体所 含污染物指标浓度降低 60%以上, 将可回排余水回排至河湖泊涌中, 可以有效稀 释、 降低原河湖泊涌污染水体指标浓度。
[0045] 在该实施例中, 所述上清液排出装置 22可以是滗水器, 也可以是其他能够将上 清液排出的装置, 不限于此。
[0046] 在该实施例中, 所述沉淀装置 20内设有用于导流的导流隔堤, 并在所述沉淀装 置 20的底部设置有斜坡结构, 从而延长了泥水沉淀的距离、 提高了沉淀效率并 对底泥沉落起到导引作用。
[0047] 在该实施例中, 所述泥沙分离设备 10和所述上清液排出装置 22沿水流方向分别 设置于所述沉淀装置 20的上游和下游,
[0048] 请参照图 1, 进一步地, 所述河湖泊涌污染底泥处理余水再生系统还包括设置 于所述上清液排出装置 22上以实吋监测所述上清液的 SS值浓度的在线监测装置 3 0以及根据所述在线检测装置监测的所述 SS值浓度与预设值进行比对以控制所述 上清液排出装置 22启闭的控制装置 (未图示) 。 通过在所述上清液排出装置 22 设置所述在线监测装置 30以实吋监测所述沉淀装置 20内的上清液的 SS值浓度, 这样, 所述控制装置就可以根据所述上清液的 SS值浓度控制所述上清液排出装 置 22, 以实现对所述上清液排出装置 22的自动控制。
[0049] 在该实施例中, 所述沉淀装置 20内上清液的 SS值浓度低于预设值吋, 则幵启所 述上清液排出装置 22, 以将所述沉淀装置 20内的上清液排出至所述余水多级净 化装置 24中; 当所述沉淀装置 20内上清液的 SS值浓度高于预设值吋, 则关闭所 述上清液排出装置 22, 放置所述上清液未达到预设值要求就排出至所述余水多 级净化装置 24中。
[0050] 优选地, 在所述上清液排出装置 22上还设有液位报警装置 (未图示) , 所述液 位报警装置电性连接于所述控制装置, 所述液位报警装置用于检测所述沉淀装 置 20内上清液的液位高度并向所述控制装置发送液位高度大小, 当液位高度达 到预设高度吋, 所述控制装置向所述液位报警装置发出报警信号且所述液位报 警装置发出警报。
[0051] 请参照图 1, 进一步地, 所述余水多级净化装置 24包括连通所述上清液排出装 置 22以对所述上清液进行一次净化处理并产生待净化水的一级余水净化装置 242 以及连通所述一级余水净化装置 242并对所述带净化水进行二次净化处理并产生 所述可回排余水的二级余水净化装置 244。 通过设置所述一级余水净化装置 242 和所述二级余水净化装置 244以实现对所述可回排余水的两次净化处理, 以实现 对经所述沉淀装置 20沉淀处理后的上清液彻底净化, 使净化后的余水达到可回 排利用的要求, 从而实现余水的资源再生。
[0052] 在其他实施例中, 所述余水多级净化装置 24包括至少一个所述一级余水净化装 置 242, 各所述一级余水净化装置 242的结构相同, 用于实现余水的一次净化。 在一实施例中, 各所述一级余水净化装置 242并排设置, 以增加余水处理量, 实 现余水净化的扩容。 在另一实施例中, 各所述一级余水净化装置 242依次串接, 实现余水一级净化的 N次净化处理, 以提升余水净化效果。
[0053] 在其他实施例中, 所述余水多级净化装置 24的数量为至少一个, 且各所述余水 多级净化装置 24可以是相互并列设置且均与所述上清液排出装置 22相连接, 即 多个余水多级净化装置 24可以同吋使用, 增大了余水处理能力, 有利于提升余 水处理量。
[0054] 请参照图 1和 2, 进一步地, 所述余水多级净化装置 24还包括连接于所述一级余 水净化装置 242与所述沉淀装置 20之间以将所述一级余水净化装置 242中沉积的 余泥回排至所述沉淀装置 20前端的余泥回排装置 246。 通过设置所述余泥回排装 置 246以将所述一级余水净化装置 242在对所述上清液净化处理后残留于所述一 级余水净化装置 242中的余泥回排到所述沉淀装置 20的前端, 并与泥水混合物一 起进行再次沉淀, 实现循环处理, 减少了后期处理工序。
[0055] 在其他实施例中, 所述二级余水净化装置 244与所述沉淀装置 20之间也设置有 余泥回排装置 246, 以将所述二级余水净化装置 244中沉积的余泥回排至所述沉 淀装置 20的前端, 实现泥水的再次分离, 减少了处理余泥的工序。
[0056] 请参照图 1, 进一步地, 所述河湖泊涌污染底泥处理余水再生系统还包括: [0057] 调理装置 40, 所述调理装置 40连接于所述沉淀装置 20并接收所述沉淀装置 20中 产生的所述泥浆以对所述泥浆进行浓缩调理、 改性调质而产生浓缩泥浆和溢流 液;
[0058] 溢流管 42, 连通于所述调理装置 40的溢流口与所述一级余水净化装置 242之间 以使所述溢流液流入所述一级余水净化装置 242内。
[0059] 该河湖泊涌污染底泥处理余水再生系统利用所述调理装置 40对所述沉淀装置 20 产生的所述泥浆进行浓缩调理、 改性调质, 以改变所述泥浆的内部微观结构, 对所述泥浆中的有机质、 重金属等污染成分进行分解、 化合、 螯合、 固结、 钝 化等, 以产生浓缩泥浆和浮于浓缩泥浆上的溢流液, 可以使泥水分离, 而得到 浓缩泥浆和溢流液。 并通过设置所述溢流管 42以将所述调理装置 40中产生的溢 流液从所述溢流口导入所述一级余水净化装置 242内, 从而对在调理改性过程中 产生的水进行净化处理, 实现了水的资源再生, 而且解决了溢流液的排放问题 , 实现了水的资源化处理。
[0060] 请参照图 1, 进一步地, 所述河湖泊涌污染底泥处理余水再生系统还包括:
[0061] 压滤装置 50, 所述压滤装置 50连接于所述调理装置 40并对所述浓缩泥浆进行脱 水固化以产生压滤液;
[0062] 压滤液回收利用装置 52, 连接于所述压滤装置 50与所述沉淀装置 20的前端之间 并将所述压滤液回排至所述沉淀装置 20内。
[0063] 本发明实施例提供的所述河湖泊涌污染底泥处理余水再生系统将经所述调理装 置 40调理、 浓缩后的所述泥浆输送至所述压滤装置 50进行泥水分离操作, 并在 所述压滤装置 50内对泥部分进行压缩以得到呈固态的泥饼 (又称 "余土", 下同) , 所得到的所述泥饼的含水率低, 实现了所述污染底泥的减量处理, 并且实现 了所述污染底泥的无害化处理和资源再生利用。 并利用所述压滤液回收利用装 置 52回收所述压滤装置 50产生的所述压滤液并将所述压滤液排放至所述沉淀装 置 20中, 利用所述压滤液中的残留助凝材料与所述沉淀装置 20中的泥水混合物 混合, 可以加速所述沉淀装置 20中的泥水混合物的泥水分离, 即提高了所述沉 淀装置 20中泥浆的沉淀和上清液的析出速度。
[0064] 请参照图 1和 2, 进一步地, 所述二级余水净化装置 244为超磁净水装置, 且所 述超磁净水装置包括:
[0065] 混凝反应装置 2440, 所述混凝反应装置 2440连通所述一级余水净化装置 242, 并具有存放助凝剂的助凝容器 2442和存放混凝剂的混凝容器 2444, 所述助凝剂 和所述混凝剂与所述待净化水中悬浮物在所述混凝反应装置 2440中发生混凝反 应形成微絮团, 加入磁粉并使所述磁粉吸附于所述微絮团上;
[0066] 磁分离装置 2445, 连接于所述混凝反应装置 2440以对发生混凝反应后的待净化 水进行超磁分离以获得所述可回排余水。
[0067] 本发明实施例提供的所述河湖泊涌污染底泥处理余水再生系统通过将所述二级 余水净化装置 244设置为超磁净水装置, 并利用所述助凝剂和所述混凝剂与所述 待净化水中悬浮物在所述超磁净水装置中的混凝反应装置 2440中发生混凝反应 , 以形成微絮团, 利用磁粉吸附微絮团, 从而实现对经所述一级余水处理后的 水进行再次净化处理, 以去除难沉降的细小悬浮物、 总磷等轻质杂质, 实现了 水的资源再生。
[0068] 请参照图 1和 2, 进一步地, 所述超磁净水装置包括:
[0069] 磁回收装置 2446, 连接于所述磁分离装置 2445与所述混凝反应装置 2440之间以 回收超磁分离过程中产生的磁粉并回排至所述混凝反应装置 2440中。
[0070] 所述河湖泊涌污染底泥处理余水再生系统通过设置所述磁回收装置 2446以回收 超磁分离过程中产生的磁粉, 并将磁粉回排至所述混凝反应装置 2440中, 实现 了磁粉的充分利用, 从而实现资源的充分利用。
[0071] 进一步地, 所述二级余水净化装置 244还包括连接于所述磁回收装置 2446以接 收超磁分离后沉淀于所述磁回收装置 2446中的污泥的污泥收集装置 2448。 所述 河湖泊涌污染底泥处理余水再生系统通过设置所述污泥收集装置 2448以接收沉 淀于所述磁回收装置 2446内的污泥, 实现污泥的后处理。 所述污泥收集装置 244 8与所述调理装置 40相连通, 并可以将收集到的污泥输送至所述调理装置 48内处 理。
[0072] 请参照图 1, 进一步地, 所述河湖泊涌污染底泥处理余水再生系统还包括: [0073] 清水池 60, 设置于所述余水多级净化装置 24的排水口出并用于存放所述可回排 余水;
[0074] 余水利用装置 62, 连接于所述清水池 60与所述泥沙分离装置之间并用于将所述 可回排余水冲洗所述砂料。
[0075] 所述河湖泊涌污染底泥处理余水再生系统通过设置所述清水池 60以存放经所述 余水多级净化装置 24排出的可回排余水, 一方面可以将存放于所述清水池 60内 的水通过所述余水利用装置 62排放至所述泥沙分离装置中, 以用于冲洗砂料, 实现水资源的厂内循环利用。 另一方面, 利用所述清水池 60对可回排余水进行 再一次净化, 并经所述清水池 60排放至河湖泊涌中, 实现水资源的回排, 实现 资源的再生利用。
[0076] 以上所述仅为本发明的较佳实施例而已, 并不用以限制本发明, 凡在本发明的 精神和原则之内所作的任何修改、 等同替换和改进等, 均应包含在本发明的保 护范围之内。

Claims

权利要求书
一种河湖泊涌污染底泥处理余水再生系统, 其特征在于, 包括: 泥沙分离设备, 所述泥沙分离设备用于对污染底泥经垃圾分选后产生 的泥沙混合物进行沉淀以得到泥水混合物和砂料;
沉淀装置, 所述沉淀装置的前端连通所述泥沙分离设备以接收所述泥 水混合物并对所述泥水混合物进行沉淀以产生上清液和泥浆; 上清液排出装置, 安装于所述沉淀装置的末端并用于将所述上清液排 出;
余水多级净化装置, 连通于所述上清液排出装置并对所述上清液进行 多级净化以得到可回排余水。
如权利要求 1所述的河湖泊涌污染底泥处理余水再生系统, 其特征在 于, 还包括设置于所述上清液排出装置上以实吋监测所述上清液的 s
S值浓度的在线监测装置以及根据所述在线检测装置监测的所述 SS值 浓度与预设值进行比对以控制所述上清液排出装置启闭的控制装置。 如权利要求 1所述的河湖泊涌污染底泥处理余水再生系统, 其特征在 于, 所述余水多级净化装置包括连通所述上清液排出装置以对所述上 清液进行一次净化处理并产生待净化水的一级余水净化装置以及连通 所述一级余水净化装置并对所述带净化水进行二次净化处理并产生所 述可回排余水的二级余水净化装置。
如权利要求 3所述的河湖泊涌污染底泥处理余水再生系统, 其特征在 于, 所述余水多级净化装置还包括连接于所述一级余水净化装置与所 述沉淀装置之间以将所述一级余水净化装置中沉积的余泥回排至所述 沉淀装置前端的余泥回排装置。
如权利要求 3所述的河湖泊涌污染底泥处理余水再生系统, 其特征在 于, 还包括:
调理装置, 所述调理装置连接于所述沉淀装置并接收所述沉淀装置中 产生的所述泥浆以对所述泥浆进行浓缩调理、 改性调质而产生浓缩泥 浆和溢流液; 溢流管, 连通于所述调理装置的溢流口与所述一级余水净化装置之间 以使所述溢流液流入所述一级余水净化装置内。
如权利要求 5所述的河湖泊涌污染底泥处理余水再生系统, 其特征在 于, 还包括:
压滤装置, 所述压滤装置连接于所述调理装置并对所述浓缩泥浆进行 脱水固化以产生压滤液;
压滤液回收利用装置, 连接于所述压滤装置与所述沉淀装置的前端之 间并将所述压滤液回排至所述沉淀装置内。
如权利要求 3所述的河湖泊涌污染底泥处理余水再生系统, 其特征在 于, 所述二级余水净化装置为超磁净水装置, 且所述超磁净水装置包 括:
混凝反应装置, 所述混凝反应装置连通所述一级余水净化装置, 并具 有存放助凝剂的助凝容器和存放混凝剂的混凝容器, 所述助凝剂和所 述混凝剂与所述待净化水中悬浮物在所述混凝反应装置中发生混凝反 应形成微絮团, 加入磁粉并使所述磁粉吸附于所述微絮团上; 磁分离装置, 连接于所述混凝反应装置以对发生混凝反应后的待净化 水进行超磁分离以获得所述可回排余水。
如权利要求 7所述的河湖泊涌污染底泥处理余水再生系统, 其特征在 于, 所述超磁净水装置包括:
磁回收装置, 连接于所述磁分离装置与所述混凝反应装置之间以回收 超磁分离过程中产生的磁粉并回排至所述混凝反应装置中。
如权利要求 8所述的河湖泊涌污染底泥处理余水再生系统, 其特征在 于, 所述二级余水净化装置还包括连接于所述磁回收装置以接收超磁 分离后沉淀于所述磁回收装置中的污泥的污泥收集装置。
如权利要求 1至 9任意一项所述的河湖泊涌污染底泥处理余水再生系统
, 其特征在于, 还包括:
清水池, 设置于所述余水多级净化装置的排水口出并用于存放所述可 回排余水; 余水利用装置, 连接于所述清水池与所述泥沙分离装置之间并用于将 所述可回排余水冲洗所述砂料。
PCT/CN2017/084962 2016-08-16 2017-05-18 河湖泊涌污染底泥处理余水再生系统 WO2018032830A1 (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111547930A (zh) * 2020-06-03 2020-08-18 陕西大唐水务有限责任公司 一种纳磁智能一体化水体修复装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106219860B (zh) * 2016-08-16 2018-05-08 中电建水环境治理技术有限公司 河湖泊涌污染底泥处理余水再生系统
CN107698117A (zh) * 2017-11-22 2018-02-16 深圳市瑞沃工程有限公司 一种底泥水上综合处理船及其处理方法
CN115015516B (zh) * 2022-08-08 2022-10-25 中海油能源发展股份有限公司采油服务分公司 一种船式水资源环境修复治理方法及系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101024548A (zh) * 2006-02-20 2007-08-29 曹健 河道疏浚底泥脱水一体化处理工艺
CN101798166A (zh) * 2010-04-21 2010-08-11 中国船舶重工集团公司第七○二研究所 水底污泥的磁分离处理装置与方法
CN102249448A (zh) * 2011-05-06 2011-11-23 北京科技大学 一种适用于城市内河底泥综合处理的系统
CN102267797A (zh) * 2011-07-25 2011-12-07 中国船舶重工集团公司第七○二研究所 一种生态清淤及淤泥固化处置一体化工艺
JP5172026B1 (ja) * 2012-02-23 2013-03-27 株式会社山▲崎▼砂利商店 鉄類粒子及び重金属類を含有する水性泥状物の処理システム
CN106219860A (zh) * 2016-08-16 2016-12-14 中电建水环境治理技术有限公司 河湖泊涌污染底泥处理余水再生系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103496833B (zh) * 2013-10-22 2014-11-19 山东省环境保护科学研究设计院 底泥重金属污染模块化异位治理方法
CN205188061U (zh) * 2015-11-06 2016-04-27 安徽普氏生态环境工程有限公司 磁分离式污水处理系统

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101024548A (zh) * 2006-02-20 2007-08-29 曹健 河道疏浚底泥脱水一体化处理工艺
CN101798166A (zh) * 2010-04-21 2010-08-11 中国船舶重工集团公司第七○二研究所 水底污泥的磁分离处理装置与方法
CN102249448A (zh) * 2011-05-06 2011-11-23 北京科技大学 一种适用于城市内河底泥综合处理的系统
CN102267797A (zh) * 2011-07-25 2011-12-07 中国船舶重工集团公司第七○二研究所 一种生态清淤及淤泥固化处置一体化工艺
JP5172026B1 (ja) * 2012-02-23 2013-03-27 株式会社山▲崎▼砂利商店 鉄類粒子及び重金属類を含有する水性泥状物の処理システム
CN106219860A (zh) * 2016-08-16 2016-12-14 中电建水环境治理技术有限公司 河湖泊涌污染底泥处理余水再生系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111547930A (zh) * 2020-06-03 2020-08-18 陕西大唐水务有限责任公司 一种纳磁智能一体化水体修复装置

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