WO2019218652A1 - 一种重金属污染土太阳能电动修复装置 - Google Patents
一种重金属污染土太阳能电动修复装置 Download PDFInfo
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- WO2019218652A1 WO2019218652A1 PCT/CN2018/120029 CN2018120029W WO2019218652A1 WO 2019218652 A1 WO2019218652 A1 WO 2019218652A1 CN 2018120029 W CN2018120029 W CN 2018120029W WO 2019218652 A1 WO2019218652 A1 WO 2019218652A1
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- heavy metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
- B09C1/085—Reclamation of contaminated soil chemically electrochemically, e.g. by electrokinetics
Definitions
- the present invention relates to the field of environmental geotechnical engineering, and in particular to a heavy metal contaminated earth solar electric repairing device.
- Electric repair is an important means of treating heavy metal contaminated soil.
- the electric repair technology is characterized by fast, high efficiency, environmental protection, economy and simple operation. It can simultaneously treat contaminated soil containing many pollutants, and has outstanding emergency effects. It is widely used in the treatment of contaminated sites at home and abroad. This technology does not require excavation and handling of contaminated soil to greatly reduce the cost of repair, and at the same time reduce the possibility of exposure of pollutants. Therefore, electric repair technology will be widely adopted as contaminated soil treatment technology in the future.
- Some heavy metal contaminated soil electric repair equipment has the disadvantages of high energy consumption, poor applicability, and easy secondary pollution of heavy metal pollutants, and most of the existing devices do not consider solving the following types of problems: 1) Unconsidered conditioning The physical and chemical properties of contaminated soil, such as the addition of conditioning agents to contaminated soil, increase the mobility of heavy metal ions, improve the repair efficiency; 2) The recovery of electrode waste liquid and heavy metals is not considered, and the waste liquid and heavy metal are enriched during the repair process. In the vicinity of the electrode, it is easy to spread, and the risk of secondary pollution is large. The collection device can be increased to prevent secondary pollution.
- the present invention provides an economical, efficient, rapid, and engineering scale application of a waste incineration fly ash fusion processing apparatus.
- a heavy metal contaminated earth solar electric repairing device comprising: an electric repairing module, a pharmaceutical supply module, and a tail waste recycling module, wherein the electric repairing module comprises a power source, a repairing bin, an anode plate and a cathode plate, wherein the repairing bin is a rectangular storage body, the anode plate and the cathode plate are respectively disposed at two inner ends of the repairing bin, and are respectively connected to the positive electrode and the negative electrode of the power source through a pipeline;
- the medicine supply module includes an electrode liquid supply module and a conditioning liquid supply module
- the electrode liquid supply module includes a first liquid pump, an anode electrode liquid storage tank, a second liquid pump, and a cathode electrode liquid storage tank.
- An anode electrode liquid replenishing port and a cathode electrode liquid replenishing port are respectively disposed on the outer wall of the repairing chamber near the anode plate and the cathode plate, and the anode electrode liquid replenishing port passes through the first liquid pump and the anode electrode liquid storage tank Connected, the cathode electrode liquid replenishing port is connected to the cathode electrode liquid storage tank through the second pump;
- the conditioning liquid supply module comprises a conditioning liquid storage tank, a flow meter, a third pump, and a conditioning liquid.
- the conditioning liquid spray head is disposed on an inner top wall of the repair chamber, and the conditioning liquid spray head is connected to the conditioning liquid storage tank through the third liquid pump, the flow meter is disposed in the conditioning liquid storage tank and the third Between pumping pumps;
- the tail waste recovery module includes a heavy metal recovery module and a waste liquid recovery module, and the heavy metal recovery module includes a first heavy metal recovery device, a first heavy metal storage tank, a second heavy metal recovery device, and a second heavy metal storage tank.
- An anode end heavy metal recovery port and a cathode end heavy metal recovery port are respectively disposed on the lower outer wall of the repair chamber near the anode plate and the cathode plate, and the first heavy metal storage tank is recovered by the first heavy metal recovery device and the anode end heavy metal
- the second heavy metal storage tank is connected to the cathode end heavy metal recovery port through the second heavy metal recovery device;
- the waste liquid recovery module includes a fourth liquid pump, a first waste liquid storage tank, and a fifth a liquid pump and a second waste liquid storage tank are respectively provided with an anode end waste liquid recovery port and a cathode end waste liquid recovery port at the bottoms of the two sides of the repair tank, wherein the first waste liquid storage pool passes the
- the fourth liquid pump is connected to the anode end waste liquid recovery port
- the second waste liquid storage pool is connected to the cathode end waste liquid recovery port through the fifth liquid pump.
- the method further includes a solar power supply module, the solar power supply module includes a solar power generation board, an electric energy storage device, and a voltage regulator, wherein the solar power generation board stores the generated electric energy in the electric energy storage;
- the voltage regulator is coupled to an electrical energy storage.
- the method further includes an automation control module, the automation control module includes a pipeline aggregator and a control terminal connected to the pipeline aggregator; the pipeline aggregator and the power source, the first pump, and the second pumping
- the liquid pump, the flow meter, the third pump, the first heavy metal collector, the second heavy metal collector, the fourth pump, and the fifth pump are electrically connected.
- a timer is arranged between the voltage regulator and the power source; the timer is electrically connected to the pipeline collector.
- the output current of the power source is a low voltage direct current.
- the repair chamber, the first metal heavy recovery device, the first heavy metal storage tank, the second metal heavy recovery device, the second heavy metal storage tank, the fourth liquid pump, the first waste liquid storage tank, The fifth pumping pump and the second waste liquid storage tank are all prepared using a corrosion-resistant material.
- the present invention has the beneficial effects of:
- DRAWINGS 1 is a schematic structural view of a heavy metal contaminated earth solar electric repairing device.
- 10 is a solar power panel
- 20 is a power storage
- 30 is a voltage regulator
- 40 is a timer
- 50 is a power source
- 60 is a repair chamber
- 70 is an anode plate
- 80 is a cathode plate
- 91 is the first
- 101 is an anode electrode liquid storage tank
- 92 is a second pump
- 102 is a cathode electrode liquid storage tank
- 110 is a conditioning liquid storage tank
- 120 is a flow meter
- 130 is a third pump
- 140 For the conditioning liquid nozzle, 151 is the first heavy metal recovery device, 161 is the first heavy metal storage tank, 152 is the second heavy metal recovery, 162 is the second heavy metal storage tank, 171 is the fourth liquid pump, and 181 is the first waste.
- the liquid storage tank, 172 is a fifth liquid pump
- 182 is a second waste liquid storage tank
- 190 is a pipeline collector
- 200 is a control terminal.
- a heavy metal contaminated earth solar electric repairing device comprises a solar power supply module, an electric power repair module, a medicament supply module, a tail waste recycling module and an automatic control module.
- the solar power supply module includes a solar power generation panel 10, an electrical energy storage 20, and a voltage regulator 30, and the solar power generation panel 10 stores the generated electrical energy in the electrical energy storage 20.
- the electric repair module includes a power source 50, a repair tank 60, an anode plate 70, and a cathode plate 80.
- the power source 50 is connected to the electric energy storage device 20 through the voltage regulator 30, and the voltage regulator 30 and the A timer 40 is disposed between the power sources 50, the output current of the power source 50 is a low voltage direct current, the repair chamber 60 is a rectangular cartridge body, and the anode plate 70 and the cathode plate 80 are respectively disposed inside the repair chamber 60. Both ends are connected to the positive and negative terminals of the power source 50 through pipelines, respectively.
- the medicine supply module includes an electrode liquid supply module and a conditioning liquid supply module, and the electrode liquid supply module includes a first liquid pump 91, an anode electrode liquid storage tank 101, a second liquid pump 92, and a cathode electrode liquid.
- the storage tank 102 is provided with an anode electrode liquid replenishing port and a cathode electrode liquid replenishing port respectively on the outer wall of the repairing chamber 60 near the anode plate 70 and the cathode plate 80, and the anode electrode liquid replenishing port passes through the first pump 91 is connected to the anode electrode liquid storage tank 101, and the cathode electrode liquid replenishing port is connected to the cathode electrode liquid storage tank 102 through the second liquid pump 92;
- the conditioning liquid supply module includes a conditioning liquid storage tank 110, the flow meter 120, the third liquid pump 130 and the conditioning liquid spray head 140, the conditioning liquid spray head 140 is disposed on the inner top wall of the repair chamber 60, and the conditioning liquid spray head 140 passes through the third liquid pump 130 Conditioning fluid storage tank 1 10 is connected, and the flow meter 120 is disposed between the conditioning liquid storage tank 110 and the third liquid pump 130.
- the tail waste recovery module includes a heavy metal recovery module and a waste liquid recovery module
- the heavy metal recovery module includes a first heavy metal recovery unit 151, a first heavy metal storage tank 161, a second heavy metal recovery unit 152, and a second heavy metal storage unit.
- the tank 162 is provided with an anode end heavy metal recovery port and a cathode end heavy metal recovery port respectively on the lower outer wall of the repair chamber 60 near the anode plate 70 and the cathode plate 80, and the heavy metal is recovered in a liquid form, and the first heavy metal storage tank 161 is recovered.
- the first heavy metal recovery tank 151 is connected to the anode end heavy metal recovery port, and the second heavy metal storage tank 162 is connected to the cathode end heavy metal recovery port through the second heavy metal recovery unit 152;
- the recovery module includes a fourth liquid suction pump 171, a first waste liquid storage tank 181, a fifth liquid suction pump 172, and a second waste liquid storage tank 182, and an anode-side waste liquid recovery port is respectively disposed at the bottoms of both sides of the repair tank 60.
- the automation control module includes a pipeline aggregator 190 and a control terminal 20 0 connected to the pipeline aggregator 190; the pipeline aggregator 190 and the timer 40, the power source 50, the first pumping pump 91, The second pumping pump 9 2, the flow meter 120, the third pumping pump 130, the first heavy metal collector 151, the second heavy metal collector 152, the fourth pumping pump 171, and the fifth pumping pump 172 are electrically connected.
- the repair bin 60, the first metal heavy recovery device 151, the first heavy metal storage tank 161, the second metal heavy recovery device 152, the second heavy metal storage tank 162, the fourth liquid pump 171, the first The waste liquid storage tank 181, the fifth liquid suction pump 172, and the second waste liquid storage tank 182 are all prepared using a corrosion-resistant material.
- the repairing bin 60 is opened, the heavy metal contaminated soil is loaded into the repairing bin 60, the repairing bin 60 is closed, the pipeline aggregator 190 and the control terminal 200 are activated, and the working voltage and working time are determined according to the physical and chemical properties of the heavy metal contaminated soil and the repair target.
- the solar power panel 10 transmits the generated electrical energy to the electrical energy storage 20, and the voltage regulator 30 adjusts the electrical energy storage 20 output voltage to an operating voltage.
- the first pumping pump 91, the second pumping pump 92, the flow meter 120, and the third pumping pump 130 are electrically activated, and the first pumping pump 91 and the second pumping pump 92 respectively take the electrode liquid from the electrode.
- the liquid storage tank is extracted, and the electrode liquid is injected into the vicinity of the anode plate 70 and the cathode plate 80 through the pipeline to ensure the conductivity of the electrode, and the function of transmitting electrons is the most important; the third liquid pump 130 removes the conditioning liquid from the conditioning liquid storage tank 110. Withdraw, the conditioning liquid nozzle 140 will adjust the conditioning solution Evenly sprayed on the surface of the heavy metal contaminated soil in the repair tank 60, and uniformly mix the conditioning liquid with the heavy metal contaminated soil.
- the power source 50 is electrically activated, and the anode plate 70 and the cathode plate 80 form a closed circuit, and the heavy metal moves to the electrode under the action of the current; the timer 40 is powered on, and the repair time is recorded, and the time to be repaired is reached.
- the timer 40 transmits the data to the control terminal 200 via the pipeline aggregator 190, and the control terminal 200 sets the voltage regulator 30, the power source 50, the first pumping pump 91, the second pumping pump 92, the flow meter 120, and the The three pumping pump 130 is turned off.
- the reaction chamber 60 returns to a safe state, the reaction chamber 60 is opened, the soil is taken out, and the repair process is completed.
- the first and fifth pumping pumps 172 are electrically activated, and the first heavy metal recovery unit 151 and the second metal heavy recovery unit 152 recover the heavy metal enriched in the vicinity of the repairing process electrode to the first heavy metal storage tank 161 and the second heavy metal storage tank 162.
- the fourth pumping pump 171 and the fifth pumping pump 172 recover the residual electrode liquid and conditioning liquid to the first waste liquid storage tank 181 and the second waste liquid storage tank 182.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
一种重金属污染土太阳能电动修复装置,包括太阳能供电模块、药剂供应模块、电动修复模块、尾废回收模块和自动化控制模块,太阳能供电模块将太阳能转化为电能,药剂供应模块对污染土的理化性质进行调控,尾废回收模块可最大程度地回收富集的重金属和废液,降低污染物的二次污染,自动化控制模块可根据污染土的理化性质实时精确调控修复参数。
Description
一种重金属污染土太阳能电动修复装置 技术领域
[0001] 本发明涉及环境岩土工程领域, 具体涉及一种重金属污染土太阳能电动修复装 置。
背景技术
[0002] 随着我国经济社会的发展和城市化进程的加快, 土地重金属污染问题越来越受 到人们的关注。 根据 2014年环保部公布的全国土壤污染状况调查公告显示, 我 国土地环境状况总体不容乐观, 部分地区污染较重, 其中, 镉、 汞、 砷、 铜、 铅、 铬、 锌、 镍等重金属污染特别严重, 且还呈现不断加剧的趋势, 土壤重金 属防治形势十分严峻。 土地重金属污染具有长期性、 隐匿性、 不可逆性以及不 能完全被分解等特点, 治理难度大, 环境风险突出, 且土地受重金属污染后不 但影响环境安全和人民身体健康, 其理化、 工程特性也会恶化。 重金属污染土 地治理已成为亟待解决的重要环境问题之一。 电动修复是重金属污染土治理的 重要手段。 电动修复技术具有快速、 高效、 环保、 经济和操作简单等特点, 能 同时处理含多污染物的污染土, 应急作用突出, 广泛应用于国内外污染场地的 处理。 该技术不需要对污染土开挖、 搬运极大降低了修复成本, 同时减小了污 染物环境暴露的可能性, 因此, 电动修复技术将是今后所广泛采纳的污染土处 理技术。
[0003] 5见有的重金属污染土电动修复设备存在能耗大、 适用性差、 重金属污染物易二 次污染的弊端, 且现有的装置大多未考虑解决以下几类问题: 1) 未考虑调理污 染土理化性质, 如可通过向污染土中添加调理药剂, 增大重金属离子的迁移性 , 提高修复效率; 2) 未考虑电极废液和重金属的回收问题, 修复过程中废液和 重金属富集于电极附近, 易扩散, 二次污染风险大, 可增加收集装置, 防止二 次污染; 3) 修复参数单一, 无法实时根据污染土理化性质调整修复工艺参数, 准确性较差。 因此, 急需研发一种简单、 高效、 经济的垃重金属污染土电动修 复装置。
发明概述
技术问题
问题的解决方案
技术解决方案
[0004] 针对上述存在的问题, 本发明提供了一种经济、 高效、 快速的, 可工程规模化 应用的一种垃圾焚烧飞灰熔融处理装置。
[0005] 本发明采用以下的技术方案:
[0006] 一种重金属污染土太阳能电动修复装置, 包括: 电动修复模块、 药剂供应模块 和尾废回收模块, 所述电动修复模块包括电源、 修复仓, 阳极板和阴极板, 所 述修复仓为矩形仓体, 所述阳极板和所述阴极板分别设置在修复仓的内部两端 , 并分别通过管线与电源的正极和负极连接;
[0007] 所述药剂供应模块包括电极液供应模块和调理液供应模块, 所述电极液供应模 块包括第一抽液泵、 阳极电极液储存罐、 第二抽液泵和阴极电极液储存罐, 在 阳极板和阴极板附近的修复仓外壁上分别设有阳极电极液补充口和阴极电极液 补充口, 所述阳极电极液补充口通过所述第一抽液泵与所述阳极电极液储存罐 相连, 所述阴极电极液补充口通过所述第二抽液泵与所述阴极电极液储存罐相 连; 所述调理液供应模块包括调理液储存罐、 流量计、 第三抽液泵和调理液喷 头, 所述调理液喷头设置在修复仓的内顶壁上, 调理液喷头通过所述第三抽液 泵与所述调理液储存罐相连, 所述流量计设置在调理液储存罐和第三抽液泵之 间;
[0008] 所述尾废回收模块包括重金属回收模块和废液回收模块, 所述重金属回收模块 包括第一重金属回收器、 第一重金属储存罐、 第二重金属回收器和第二重金属 储存罐, 在阳极板和阴极板附近的修复仓的下部外壁上分别设有阳极端重金属 回收口和阴极端重金属回收口, 所述第一重金属储存罐通过所述第一重金属回 收器与所述阳极端重金属回收口相连, 所述第二重金属储存罐通过所述第二重 金属回收器与所述阴极端重金属回收口相连; 所述废液回收模块包括第四抽液 泵、 第一废液储存池、 第五抽液泵和第二废液储存池, 在修复仓两侧的底部分 别设有阳极端废液回收口和阴极端废液回收口, 所述第一废液储存池通过所述
第四抽液泵与所述阳极端废液回收口相连, 所述第二废液储存池通过所述第五 抽液泵与所述阴极端废液回收口相连。
[0009] 优选地, 还包括太阳能供电模块, 所述太阳能供电模块包括太阳能发电板、 电 能储存器和电压调节器, 太阳能发电板将产生的电能存储在所述电能储存器中 ; 所述电源通过所述电压调节器与电能储存器相连。
[0010] 优选地, 还包括自动化控制模块, 所述自动化控制模块包括管线集合器和与管 线集合器相连的控制终端; 所述管线集合器与所述电源、 第一抽液泵、 第二抽 液泵、 流量计、 第三抽液泵、 第一重金属回收器、 第二重金属回收器、 第四抽 液泵和第五抽液泵电连。
[0011] 优选地, 所述电压调节器与所述电源间设有定时器; 所述定时器与所述管线集 合器电连。
[0012] 优选地, 所述电源的输出电流为低压直流电。
[0013] 优选地, 所述修复仓、 第一金属重回收器、 第一重金属储存罐、 第二金属重回 收器、 第二重金属储存罐、 第四抽液泵、 第一废液储存池、 第五抽液泵和第二 废液储存池均采用耐腐蚀性材料制备。
发明的有益效果
有益效果
[0014] 本发明具有的有益效果是:
[0015] 通过药剂供应模块对污染土的理化性质进行调控, 增加重金属离子的迁移性, 提高修复效率; 通过尾废回收模块最大程度地回收富集的重金属和废液, 降低 污染物的二次污染; 利用太阳能供电模块将太阳能转化为电能, 为修复过程提 供电能, 降低设备的能耗量; 利用自动化控制模块根据污染土的理化性质实时 精确调控修复参数, 从而保证了污染土修复过程的科学性和准确性; 集电能供 应、 污染土性调理、 无害修复、 尾废收集和自动化控制于一体, 结构紧凑、 操 作方便、 适应性强、 效率高, 可以大规模工程应用, 实现重金属污染土的高效 、 快速修复, 为重金属污染土的无害化处置提供技术和装备。
对附图的简要说明
附图说明
[0016] 图 1为重金属污染土太阳能电动修复装置的结构示意图。
[0017] 其中, 10为太阳能发电板, 20为电能储存器, 30为电压调节器, 40为定时器, 50为电源, 60为修复仓, 70为阳极板, 80为阴极板, 91为第一抽液泵, 101为阳 极电极液储存罐, 92为第二抽液泵, 102为阴极电极液储存罐, 110为调理液储 存罐, 120为流量计, 130为第三抽液泵, 140为调理液喷头, 151为第一重金属 回收器, 161为第一重金属储存罐, 152为第二重金属回收器, 162为第二重金属 储存罐, 171为第四抽液泵, 181为第一废液储存池, 172为第五抽液泵, 182为 第二废液储存池, 190为管线集合器, 200为控制终端。
发明实施例
本发明的实施方式
[0018] 下面结合附图对本发明进行具体的说明:
[0019] 结合图 1, 一种重金属污染土太阳能电动修复装置, 包括太阳能供电模块、 电 动修复模块、 药剂供应模块、 尾废回收模块和自动化控制模块。
[0020] 所述太阳能供电模块包括太阳能发电板 10、 电能储存器 20和电压调节器 30, 太 阳能发电板 10将产生的电能存储在所述电能储存器 20中。
[0021] 所述电动修复模块包括电源 50、 修复仓 60, 阳极板 70和阴极板 80, 所述电源 50 通过所述电压调节器 30与电能储存器 20相连, 所述电压调节器 30与所述电源 50 间设有定时器 40, 所述电源 50的输出电流为低压直流电, 所述修复仓 60为矩形 仓体, 所述阳极板 70和所述阴极板 80分别设置在修复仓 60的内部两端, 并分别 通过管线与电源 50的正极和负极连接。
[0022] 所述药剂供应模块包括电极液供应模块和调理液供应模块, 所述电极液供应模 块包括第一抽液泵 91、 阳极电极液储存罐 101、 第二抽液泵 92和阴极电极液储存 罐 102, 在阳极板 70和阴极板 80附近的修复仓 60的外壁上分别设有阳极电极液补 充口和阴极电极液补充口, 所述阳极电极液补充口通过所述第一抽液泵 91与所 述阳极电极液储存罐 101相连, 所述阴极电极液补充口通过所述第二抽液泵 92与 所述阴极电极液储存罐 102相连; 所述调理液供应模块包括调理液储存罐 110、 流量计 120、 第三抽液泵 130和调理液喷头 140, 所述调理液喷头 140设置在修复 仓 60的内顶壁上, 调理液喷头 140通过所述第三抽液泵 130与所述调理液储存罐 1
10相连, 所述流量计 120设置在调理液储存罐 110和第三抽液泵 130之间。
[0023] 所述尾废回收模块包括重金属回收模块和废液回收模块, 所述重金属回收模块 包括第一重金属回收器 151、 第一重金属储存罐 161、 第二重金属回收器 152和第 二重金属储存罐 162, 在阳极板 70和阴极板 80附近的修复仓 60的下部外壁上分别 设有阳极端重金属回收口和阴极端重金属回收口, 重金属以液态的形式回收, 所述第一重金属储存罐 161通过所述第一重金属回收器 151与所述阳极端重金属 回收口相连, 所述第二重金属储存罐 162通过所述第二重金属回收器 152与所述 阴极端重金属回收口相连; 所述废液回收模块包括第四抽液泵 171、 第一废液储 存池 181、 第五抽液泵 172和第二废液储存池 182, 在修复仓 60两侧的底部分别设 有阳极端废液回收口和阴极端废液回收口, 所述第一废液储存池 181通过所述第 四抽液泵 171与所述阳极端废液回收口相连, 所述第二废液储存池 182通过所述 第五抽液泵 172与所述阴极端废液回收口相连。
[0024] 所述自动化控制模块包括管线集合器 190和与管线集合器 190相连的控制终端 20 0; 所述管线集合器 190与所述定时器 40、 电源 50、 第一抽液泵 91、 第二抽液泵 9 2、 流量计 120、 第三抽液泵 130、 第一重金属回收器 151、 第二重金属回收器 152 、 第四抽液泵 171和第五抽液泵 172电连。
[0025] 其中, 所述修复仓 60、 第一金属重回收器 151、 第一重金属储存罐 161、 第二金 属重回收器 152、 第二重金属储存罐 162、 第四抽液泵 171、 第一废液储存池 181 、 第五抽液泵 172和第二废液储存池 182均采用耐腐蚀性材料制备。
[0026] 重金属污染土进行电动修复:
[0027] 打开修复仓 60, 将重金属污染土装入修复仓 60内, 关闭修复仓 60, 启动管线集 合器 190和控制终端 200, 根据重金属污染土理化性质、 修复目标确定工作电压 和工作时间, 太阳能发电板 10将产生的电能传输至电能储存器 20, 电压调节器 3 0将电能储存器 20输出电压调整为工作电压。
[0028] 第一抽液泵 91、 第二抽液泵 92、 流量计 120、 第三抽液泵 130给电启动, 第一抽 液泵 91和第二抽液泵 92分别将电极液从电极液储存罐中抽出, 电极液经管道注 入阳极板 70和阴极板 80附近, 保证电极的导电性, 最主要起传递电子的作用; 第三抽液泵 130将调理液从调理液储存罐 110中抽出, 调理液喷头 140将调理液均
匀喷洒在修复仓 60内的重金属污染土表面, 将调理液与重金属污染土均匀混合
[0029] 充分活化重金属离子后, 电源 50给电启动, 阳极板 70和阴极板 80形成闭合电路 , 重金属在电流作用下向电极移动; 定时器 40给电启动, 记录修复时间, 待修 复时间达到工作时间, 定时器 40将数据经管线集合器 190传输到控制终端 200, 控制终端 200将电压调节器 30、 电源 50、 第一抽液泵 91、 第二抽液泵 92、 流量计 120和第三抽液泵 130关闭。 待反应仓 60回归到安全状态, 打开反应仓 60, 取出 土壤, 完成修复过程。
[0030] 尾废回收:
[0031] 修复过程完成后第一重金属回收器 151、 第二金属重回收器 152、 第四抽液泵 17
1和第五抽液泵 172给电启动, 第一重金属回收器 151和第二金属重回收器 152将 修复过程电极附近富集的重金属回收至第一重金属储存罐 161和第二重金属储存 罐 162内, 第四抽液泵 171和第五抽液泵 172将残留的电极液和调理液回收至第一 废液储存池 181和第二废液储存池 182。
[0032] 当然, 上述说明并非是对本发明的限制, 本发明也并不仅限于上述举例, 本技 术领域的技术人员在本发明的实质范围内所做出的变化、 改型、 添加或替换, 也应属于本发明的保护范围。
Claims
[权利要求 1] 一种重金属污染土太阳能电动修复装置, 其特征在于, 包括:
电动修复模块, 所述电动修复模块包括电源、 修复仓, 阳极板和阴极 板, 所述修复仓为矩形仓体, 所述阳极板和所述阴极板分别设置在修 复仓的内部两端, 并分别通过管线与电源的正极和负极连接; 药剂供应模块, 所述药剂供应模块包括电极液供应模块和调理液供应 模块, 所述电极液供应模块包括第一抽液泵、 阳极电极液储存罐、 第 二抽液泵和阴极电极液储存罐, 在阳极板和阴极板附近的修复仓外壁 上分别设有阳极电极液补充口和阴极电极液补充口, 所述阳极电极液 补充口通过所述第一抽液泵与所述阳极电极液储存罐相连, 所述阴极 电极液补充口通过所述第二抽液泵与所述阴极电极液储存罐相连; 所 述调理液供应模块包括调理液储存罐、 流量计、 第三抽液泵和调理液 喷头, 所述调理液喷头设置在修复仓的内顶壁上, 调理液喷头通过所 述第三抽液泵与所述调理液储存罐相连, 所述流量计设置在调理液储 存罐和第三抽液泵之间;
尾废回收模块, 所述尾废回收模块包括重金属回收模块和废液回收模 块, 所述重金属回收模块包括第一重金属回收器、 第一重金属储存罐 、 第二重金属回收器和第二重金属储存罐, 在阳极板和阴极板附近的 修复仓的下部外壁上分别设有阳极端重金属回收口和阴极端重金属回 收口, 所述第一重金属储存罐通过所述第一重金属回收器与所述阳极 端重金属回收口相连, 所述第二重金属储存罐通过所述第二重金属回 收器与所述阴极端重金属回收口相连; 所述废液回收模块包括第四抽 液泵、 第一废液储存池、 第五抽液泵和第二废液储存池, 在修复仓两 侧的底部分别设有阳极端废液回收口和阴极端废液回收口, 所述第一 废液储存池通过所述第四抽液泵与所述阳极端废液回收口相连, 所述 第二废液储存池通过所述第五抽液泵与所述阴极端废液回收口相连。
[权利要求 2] 根据权利要求 i所述的一种重金属污染土太阳能电动修复装置, 其特 征在于, 还包括太阳能供电模块, 所述太阳能供电模块包括太阳能发
电板、 电能储存器和电压调节器, 太阳能发电板将产生的电能存储在 所述电能储存器中; 所述电源通过所述电压调节器与电能储存器相连
[权利要求 3] 根据权利要求 2所述的一种重金属污染土太阳能电动修复装置, 其特 征在于, 还包括自动化控制模块, 所述自动化控制模块包括管线集合 器和与管线集合器相连的控制终端; 所述管线集合器与所述电源、 第 一抽液泵、 第二抽液泵、 流量计、 第三抽液泵、 第一重金属回收器、 第二重金属回收器、 第四抽液泵和第五抽液泵电连。
[权利要求 4] 根据权利要求 3所述的一种重金属污染土太阳能电动修复装置, 其特 征在于, 所述电压调节器与所述电源间设有定时器; 所述定时器与所 述管线集合器电连。
[权利要求 5] 根据权利要求 1所述的一种重金属污染土太阳能电动修复装置, 其特 征在于, 所述电源的输出电流为低压直流电。
[权利要求 6] 根据权利要求 1所述的一种重金属污染土太阳能电动修复装置, 其特 征在于, 所述修复仓、 第一金属重回收器、 第一重金属储存罐、 第二 金属重回收器、 第二重金属储存罐、 第四抽液泵、 第一废液储存池、 第五抽液泵和第二废液储存池均采用耐腐蚀性材料制备。
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