WO2024008201A1 - 核动力厂水岛系统 - Google Patents

核动力厂水岛系统 Download PDF

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Publication number
WO2024008201A1
WO2024008201A1 PCT/CN2023/109576 CN2023109576W WO2024008201A1 WO 2024008201 A1 WO2024008201 A1 WO 2024008201A1 CN 2023109576 W CN2023109576 W CN 2023109576W WO 2024008201 A1 WO2024008201 A1 WO 2024008201A1
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Prior art keywords
module
water
softened
treatment
dosing
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PCT/CN2023/109576
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English (en)
French (fr)
Inventor
汪沛丰
张春艳
卢照升
杨光文
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China General Nuclear Power Corp
China Nuclear Power Engineering Co Ltd
CGN Power Co Ltd
Shenzhen China Guangdong Nuclear Engineering Design Co Ltd
Original Assignee
China General Nuclear Power Corp
China Nuclear Power Engineering Co Ltd
CGN Power Co Ltd
Shenzhen China Guangdong Nuclear Engineering Design Co Ltd
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Application filed by China General Nuclear Power Corp, China Nuclear Power Engineering Co Ltd, CGN Power Co Ltd, Shenzhen China Guangdong Nuclear Engineering Design Co Ltd filed Critical China General Nuclear Power Corp
Publication of WO2024008201A1 publication Critical patent/WO2024008201A1/zh
Anticipated expiration legal-status Critical
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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
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents

Definitions

  • the invention relates to the technical field of nuclear power plant water treatment, and in particular to a nuclear power plant water island system.
  • the layout of domestic nuclear power plant water treatment-related sub-items is an independent system and a single layout plan. Different sub-items and functions are scattered in different areas of the nuclear power plant.
  • the design system functions of each sub-item of the nuclear power plant are designed independently, and there is a lack of design solutions for the integration, integration and sharing of all water treatment sub-items and system resources of the entire plant; the planning and layout of the sub-items are independent layout units, and no centralized and unified planning is achieved layout plan.
  • each process is not smooth enough, the underground pipe network of the whole plant is intertwined among the sub-items of the water treatment system, some equipment configurations of each sub-item system are repeated or redundant, the control of each sub-item is scattered and not centralized, and the control of each sub-item is not centralized.
  • the chemical storage and dosing treatment of the sub-projects are dispersed, and centralized management of hazardous chemicals is not used.
  • the above causes problems such as increased investment in equipment for the water treatment sub-project of the power plant project, inconvenience for the owner's daily operation and management, and the overall area of the plant area is too large.
  • the technical problem to be solved by the present invention is to provide a water island system for a nuclear power plant.
  • the technical solution adopted by the present invention to solve the technical problem is to construct a nuclear power plant water island system, which includes: a fresh water pretreatment module, a softened water treatment module, a desalted water treatment module, a softened desalted water storage and distribution module, and a waste water collection module.
  • a fresh water pretreatment module a softened water treatment module
  • a desalted water treatment module a softened desalted water storage and distribution module
  • a waste water collection module a waste water collection module.
  • the fresh water pretreatment module is located on one side of the water island, and the other side of the water island is centered on the softened desalted water storage and distribution module.
  • the chemical storage and dosing module, the wastewater collection and treatment module, The chemical laboratory module, the integrated operation control module, the demineralized water treatment module, and the demineralized water treatment module surround the periphery of the demineralized desalted water storage and distribution module and are connected in sequence, and are arranged in a rectangular shape as a whole.
  • the fresh water pretreatment module is connected with a water pipeline for inputting fresh water from an external water supply system into the fresh water pretreatment module, and the fresh water pretreatment module is used to process the fresh water provided outside the factory. Treat and provide treated fresh water to downstream modules for use.
  • it also includes a softened water treatment pipeline, which includes a water inlet pipeline, a first water outlet pipeline, and a second water outlet pipeline;
  • Both ends of the water inlet pipeline are connected to the fresh water pretreatment module and the softened water treatment module respectively, so that the fresh water provided by the fresh water pretreatment module enters the softened water treatment module for softening treatment;
  • Both ends of the first water outlet pipeline are respectively connected to the softened water treatment module and the softened desalted water storage and distribution module;
  • the first end of the second water outlet pipeline is connected to the softened water treatment module. After passing through the desalted water treatment module, the second end of the second water outlet pipeline is connected to the softened desalted water storage and distribution module.
  • the freshwater pretreatment module includes a freshwater clarification device and a freshwater filtration device
  • the softened water treatment module includes a softening treatment device
  • the desalted water treatment module includes a desalted water treatment device
  • the softened desalted water storage and distribution module includes a softened desalted water storage tank and a softened desalted water water supply pump device.
  • a wastewater collection and treatment pipeline is also included, and the wastewater collection and treatment pipeline includes a first wastewater collection branch, a second wastewater collection branch, and a third wastewater collection branch;
  • the fresh water pretreatment module, the softened water treatment module, and the demineralized water treatment module are respectively connected to the wastewater collection and treatment module through the first wastewater collection branch;
  • the chemical storage and dosing module is connected to the wastewater collection and treatment module through the second wastewater collection branch;
  • the softened desalted water storage and distribution module is connected to the wastewater collection and treatment module through the third wastewater collection branch.
  • the wastewater collection and treatment module includes an industrial wastewater treatment device, an industrial wastewater collection pipe network, a domestic sewage treatment device, and a domestic sewage collection pipe network.
  • it also includes a dosing pipeline, and the dosing pipeline includes a first dosing branch and a second dosing branch;
  • the chemical storage and dosing module is connected to the fresh water pretreatment module, the softened water treatment module and the desalted water treatment module through the first dosing branch to realize the processing of the fresh water pretreatment module and the desalted water treatment module. Dispensing and dosing of the softened water treatment module and the desalted water treatment module;
  • the chemical storage and dosing module is connected to the wastewater collection and treatment module through a second dosing branch.
  • the chemical storage and dosing module includes a centralized chemical storage device, a dispensing device, and a dosing and metering device.
  • the softened desalted water storage and distribution module is also connected to a water supply pipeline for supplying fresh water processed by the softened desalted water storage and distribution module to an external mechanism.
  • the integrated operation control module is respectively connected with the fresh water pretreatment module, the softened water treatment module, the desalted water treatment module, the softened desalted water storage and distribution module, and the wastewater collection and treatment module. And the communication connection of the chemical storage and dosing module.
  • the chemical laboratory module is connected to the integrated operation control module for sampling, testing and analyzing fresh water and product water quality in each treatment process link in the water island system.
  • the integrated operation control module includes a centralized power distribution device, a DC power supply device, an integrated controller, and a host computer control device.
  • the chemical laboratory module includes a centralized operation test device and a centralized analysis instrument device.
  • the nuclear power plant water island system includes a fresh water pretreatment module, a softened water treatment module, a desalted water treatment module, a softened desalted water storage and distribution module, a wastewater collection and treatment module, a chemical storage and dosing module, Chemistry laboratory module and integrated operational control module.
  • the freshwater pretreatment module is located on one side of the water island. The other side of the water island is centered on the softened desalted water storage and distribution module, chemical storage and dosing module, wastewater collection and treatment module, chemical laboratory module, and integrated operation control module.
  • the nuclear power plant water island system innovatively designs nuclear power plant water treatment-related systems or sub-projects to form a modular design of multiple water treatment functional units to realize nuclear power plant freshwater purification treatment, softening and desalination production and distribution, industrial Centralized management of wastewater treatment, domestic sewage treatment, and chemical agents, and a design plan that integrates process flow, layout design, and functional partitioning.
  • Figure 1 is a system flow chart of the technical solution of the water island system of a nuclear power plant in some embodiments of the present invention
  • Figure 2 is a schematic structural layout diagram of the water island system of a nuclear power plant in some embodiments of the present invention.
  • FIG. 1 to 2 is a water island system of a nuclear power plant in some embodiments of the present invention. It includes a fresh water pretreatment module 11, a softened water treatment module 12, a desalted water treatment module 13, and a storage and distribution of demineralized desalted water. Module 14, wastewater collection and treatment module 15, chemical storage and dosing module 16, chemical laboratory module 17 and integrated operation control module 18.
  • the fresh water pretreatment module 11 is located on one side of the water island.
  • the other side of the water island is centered on the softened desalted water storage and distribution module 14, chemical storage and dosing module 16, wastewater collection and treatment module 15, chemical laboratory module 17,
  • the integrated operation control module 18, the desalted water treatment module 13, and the softened water treatment module 12 surround the outer periphery of the demineralized desalted water storage and distribution module 14 and are connected in sequence, and the whole is arranged in a rectangular shape.
  • the fresh water pretreatment module 11 is located on the leftmost side of the water island of the nuclear power plant.
  • the chemical storage and dosing module 16 and the softened water treatment module 12 are located adjacent to the fresh water pretreatment module 11.
  • the wastewater is collected
  • the processing module 15, the chemical laboratory module 17 and the integrated operation control module 18 are located on the rightmost side of the water island of the nuclear power plant.
  • the positions of the modules of the above-mentioned nuclear power plant water island system can be adjusted according to actual conditions.
  • the nuclear power plant water island system innovatively designs nuclear power plant water treatment-related systems or sub-projects to form a modular design of multiple water treatment functional units to achieve nuclear power plant freshwater purification, softening and desalination production. and distribution, industrial wastewater treatment, domestic sewage treatment, and centralized management of chemicals to achieve a design plan that integrates process flow, layout design, and functional partitioning.
  • optimizing system processes and intensive equipment configuration we can achieve smooth process flow and equipment Resource sharing, reducing duplication of equipment configuration, saving land, and reducing project investment.
  • the fresh water pretreatment module 11 is connected to a water pipeline 21 for inputting fresh water from an external water supply system into the fresh water pretreatment module 11 , and the fresh water pretreatment module 11 is used to process fresh water provided outside the factory. And provide processed fresh water to downstream modules for use.
  • the function of the freshwater pretreatment module 11 is to process the freshwater provided outside the factory through processes such as coagulation, sedimentation, filtration, and disinfection, so that the quality of the effluent water meets the requirements of subsequent water treatment processes, and is provided for use by downstream modules.
  • the nuclear power plant water island system also includes a softened water treatment pipeline 22.
  • the softened water treatment pipeline 22 includes a water inlet pipeline 221, a first water outlet pipeline 222 and a second water outlet pipeline 223. Both ends of the water inlet pipeline 221
  • the two ends of the first water outlet pipeline 222 are respectively connected to the fresh water pretreatment module 11 and the softened water treatment module 12, so that the fresh water provided by the fresh water pretreatment module 11 enters the softened water treatment module 12 for softening treatment.
  • the two ends of the first water outlet pipeline 222 are connected to The softened water treatment module 12 and the softened desalted water storage and distribution module 14.
  • the first end of the second water outlet pipeline 223 is connected to the softened water treatment module 12.
  • the softened desalted water storage and distribution module 14 is also connected to a water supply pipeline 25 for supplying fresh water processed by the softened desalted water storage and distribution module 14 to external institutions.
  • the function of the softened water treatment module 12 is to soften the fresh water provided by the fresh water pretreatment module 11 through the softening treatment equipment of the softened desalted water production system. After the softening treatment, the water quality meets the water quality requirements of the softened water users and then is stored in the softened desalted water.
  • the distribution module 14 also provides a softened water source for the desalted water treatment module 13.
  • the function of the desalted water treatment module 13 is to process the softened water provided by the softened water treatment module 12 through the desalted water deep desalination equipment. After the deep desalination treatment, the desalted water quality meets the water quality requirements of the desalted water users, and the desalted water is softened to the desalted water.
  • Storage allocation module 14 is to soften the fresh water provided by the fresh water pretreatment module 11 through the softening treatment equipment of the softened desalted water production system. After the softening treatment, the water quality meets the water quality requirements of the softened water users and then is stored in the
  • the function of the softened desalted water storage and distribution module 14 is to store the softened desalted water produced by the softened water treatment module 12 and the desalted water treatment module 13, and provide it to the softened desalted water distribution system equipment according to the flow and pressure needs of downstream users. Demineralized water users.
  • the freshwater pretreatment module 11 includes a freshwater clarification device and a freshwater filtration device.
  • the freshwater clarification device can be used to continuously remove solids generated by precipitation in freshwater for clarification and/or concentration.
  • This fresh water filter device is used to filter impurities in fresh water.
  • the softened water treatment module 12 includes a softening treatment device, which can soften the raw water and replace the calcium and magnesium ions in it, thereby reducing the occurrence of harmful accidents.
  • the desalted water treatment module 13 includes a desalted water treatment device, which can reduce the hardness of water, remove calcium ions and magnesium ions in the water, and activate water quality to achieve the purpose of anti-scaling and descaling.
  • the softened desalted water storage and distribution module 14 Including softened desalted water storage tank and softened desalted water supply pump.
  • the nuclear power plant water island system also includes a wastewater collection pipeline 23.
  • the wastewater collection pipeline 23 includes a first wastewater collection branch 231, a second wastewater collection branch 232, and a third wastewater collection branch 233.
  • the pretreatment module 11 , the softened water treatment module 12 , and the demineralized water treatment module 13 are respectively connected to the wastewater collection and treatment module 15 through the first wastewater treatment branch 231 , and the chemical storage and dosing module 16 is connected to the second wastewater collection branch 232 .
  • the wastewater collection and processing module 15 is connected, and the softened desalted water storage and distribution module 14 is connected to the wastewater collection and processing module 15 through the third wastewater collection branch 233 .
  • the wastewater collection and processing module 15 is used to collect industrial wastewater and domestic sewage in the entire factory, and centrally sets up industrial wastewater collection and treatment stations and domestic sewage treatment stations to centrally manage and process wastewater, and centrally process the collected wastewater to meet the needs of national and local governments. Emission Standards.
  • the wastewater collection and processing module 15 includes an industrial wastewater treatment device, an industrial wastewater collection pipe network, a domestic sewage treatment device, and a domestic sewage collection pipe network.
  • the nuclear power plant water island system also includes a dosing pipeline 24.
  • the dosing pipeline 24 includes a first dosing branch 241 and a second dosing branch 242.
  • the chemical storage dosing module 16 passes through the first dosing branch 241 and the second dosing branch 242.
  • a dosing branch 241 is connected to the fresh water pretreatment module 11, the softened water treatment module 12 and the desalted water treatment module 13 to realize the dispensing and dosing of the fresh water pretreatment module 11, the softened water treatment module 12 and the desalted water treatment module 13.
  • the chemical storage and dosing module 16 is connected to the wastewater collection and treatment module 15 through the second dosing branch 242 .
  • the chemical storage and dosing module 16 is used for centralized storage, centralized dispensing, and centralized dosing of chemicals used in each module of the water island system of the nuclear power plant, and realizes the functional design of centralized chemical management.
  • the chemical storage and dosing module 16 includes a centralized chemical storage device, a dosing device and a dosing and metering device.
  • the integrated operation control module 18 communicates with the fresh water pretreatment module 11, the softened water treatment module 12, the desalted water treatment module 13, the softened desalted water storage and distribution module 14, the wastewater collection and processing module 15 and the chemical storage and dosing module 16. connect.
  • the integrated operation control module 18 integrates the control of each water treatment sub-item and system of the water island system of the nuclear power plant, including centralized operation control of each water treatment unit module of the water island, centralized experimental testing, centralized power distribution equipment, and centralized operation office feature design.
  • the integrated operation control module 18 may include a centralized power distribution device, a DC power supply device, an integrated controller, and a host computer control device.
  • the chemical laboratory module 17 and the integrated operation control module 18 are centrally arranged for centralized control of each process system in the water island system, and sampling, testing and analysis of fresh water and product water quality in each process link.
  • the chemical laboratory module 17 is used to conduct sampling, detection and analysis of water quality chemical components and other water quality samples from the water island water treatment related modules to meet operational control requirements.
  • the chemical laboratory module 17 includes centralized operation laboratory equipment and analytical instrumentation equipment.
  • the nuclear power plant water island system has the following advantages:
  • the layout and design plan of the water island system of the nuclear power plant has no sub-items or system boundaries.
  • the centralized planning and layout are combined to form the water island system of the nuclear power plant.
  • the water island treatment modules and sub-projects of the nuclear power plant carry out resource integration and modular integrated design research to achieve innovative water island design solutions with process integration, equipment resource intensification and functional modularization;
  • the water island system of the nuclear power plant has a compact design and planning, and the equipment layout and pipeline planning are carried out in accordance with the order of the main process flows. There are few transmission pipelines between modules. Solve and change the water treatment equipment and structures outside the main building of the nuclear power plant. The factory layout is scattered, the general plan covers a large area, and the functional divisions are unclear;
  • the functional module device is highly integrated and complete, with convenient, compact and beautiful layout.
  • the pipeline connections between modules are simplified, which solves the problems of scattered sub-item layout, decentralized sub-item functions, and decentralized control operation of the nuclear power plant, and can greatly reduce the overall layout layout. land area, greatly saving project equipment investment and reducing power plant operation and maintenance costs;
  • the equipment power supply of each functional module of the water island system of the nuclear power plant is centralized, and a centralized power distribution room is set up in an independent room in the centralized operation control area of the water island;
  • each functional module should be stored and used centrally, standardize the management and use of hazardous chemicals, prevent the risk of the spread of hazardous chemicals, and be beneficial to environmental protection. Solve and change the storage and dispersion of chemical agents in nuclear power plants, which is detrimental to the environment. Regarding environmental issues, this arrangement is conducive to the management of chemicals and avoids the environmental risks of multiple storage and use of hazardous chemicals.

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Abstract

一种核动力厂水岛系统，其包括淡水预处理模块（11）、软化水处理模块（12）、除盐水处理模块（13）、软化除盐水储存分配模块（14）、废水收集处理模块（15）、化学品储存加药模块（16）、化学实验室模块（17）以及集成运行控制模块（18）。该核动力厂水岛系统将核动力厂水处理相关系统或子项设计创新设计，形成多个水处理功能单元模块化设计，实现核动力厂淡水净化处理、软化和除盐生产及分配、工业废水处理、生活污水处理、化学药剂集中管理，实现工艺流程一体化、布置设计一体化、功能分区一体化的设计方案，通过优化系统流程、设备集约配置，实现工艺流程顺畅、设备资源共享、减少设备的重复配置，节约用地，降低工程投资。

Description

核动力厂水岛系统 技术领域
发明涉及核电站水处理技术领域，尤其涉及一种核动力厂水岛系统。
 背景技术
目前国内核动力厂水处理相关子项的布置为独立的系统、单体的布置方案，不同子项及功能均分散在核动力厂厂内不同的区域。核动力厂各子项的设计系统功能独立设计，缺乏对全厂水处理各子项及系统资源整合、集成、共享的设计方案；子项的规划布置为独立布置单元，没有实现集中统一的规划布置方案。
现有技术方案存在问题：各工艺不够流畅，水处理系统子项之间在全厂的地下管网交错复杂、各子项系统部分设备配置重复或冗余、各子项控制分散不集中、各子项化学药剂储存及加药处理布置分散，不利用危险化学药剂的集中管理，以上使电厂工程水处理子项设备投资增加、业主日常运行管理不便，厂区总图占地面积偏大等问题。
 发明内容
本发明要解决的技术问题在于提供一种核动力厂水岛系统。
本发明解决其技术问题所采用的技术方案是：构造一种核动力厂水岛系统，其包括：淡水预处理模块、软化水处理模块、除盐水处理模块、软化除盐水储存分配模块、废水收集处理模块、化学品储存加药模块、化学实验室模块以及集成运行控制模块；
所述淡水预处理模块设于所述水岛的一侧，所述水岛的另一侧以软化除盐水储存分配模块为中心，所述化学品储存加药模块、所述废水收集处理模块、所述化学实验室模块、所述集成运行控制模块、所述除盐水处理模块、所述软化水处理模块围绕在所述软化除盐水储存分配模块的外周并依次连接，整体呈矩形排布。
在一些实施例中，所述淡水预处理模块上连接有用于将厂外供水系统的淡水输入所述淡水预处理模块的输水管线，所述淡水预处理模块用于将厂外提供的淡水进行处理且提供处理后的淡水至下游模块使用。
在一些实施例中，还包括软化水处理管路，所述软化水处理管路包括进水管线、第一出水管线以及第二出水管线；
所述进水管线的两端分别连接于所述淡水预处理模块以及所述软化水处理模块，以将经所述淡水预处理模块提供的淡水进入所述软化水处理模块中进行软化处理；
所述第一出水管线的两端分别连接于所述软化水处理模块以及所述软化除盐水储存分配模块；
所述第二出水管线的第一端连接于所述软化水处理模块，其经过所述除盐水处理模块后，所述第二出水管线的第二端连接于所述软化除盐水储存分配模块。
在一些实施例中，所述淡水预处理模块包括淡水澄清装置以及淡水过滤装置；
所述软化水处理模块包括软化处理装置；
所述除盐水处理模块包括除盐处理装置；
所述软化除盐水储存分配模块包括软化除盐水储存箱、软化除盐水供水泵设备。
在一些实施例中，还包括废水收集处理管路，所述废水收集处理管路包括第一废水收集支路、第二废水收集支路以及第三废水收集支路；
所述淡水预处理模块、所述软化水处理模块、所述除盐水处理模块分别通过所述第一废水收集支路与所述废水收集处理模块连接；
所述化学品储存加药模块通过所述第二废水收集支路与所述废水收集处理模块连接；
所述软化除盐水储存分配模块通过所述第三废水收集支路与所述废水收集处理模块连接。
在一些实施例中，所述废水收集处理模块包括工业废水处理装置、工业废水收集管网、生活污水处理装置以及生活污水收集管网。
在一些实施例中，还包括加药管路，所述加药管路包括第一加药支路以及第二加药支路；
所述化学品储存加药模块通过第一加药支路与所述淡水预处理模块、所述软化水处理模块以及所述除盐水处理模块连接，以实现对所述淡水预处理模块、所述软化水处理模块以及所述除盐水处理模块的配药和加药处理；
所述化学品储存加药模块通过第二加药支路与所述废水收集处理模块连接。
在一些实施例中，所述化学品储存加药模块包括化学品集中存储装置、配药装置以及加药计量装置。
在一些实施例中，所述软化除盐水储存分配模块上还连接有经所述软化除盐水储存分配模块处理后的淡水向外部机构供应的供水管线。
在一些实施例中，所述集成运行控制模块分别与所述淡水预处理模块、所述软化水处理模块、所述除盐水处理模块、所述软化除盐水储存分配模块、所述废水收集处理模块以及所述化学品储存加药模块通讯连接。
在一些实施例中，所述化学实验室模块与所述集成运行控制模块连接，以用于对水岛系统中各处理工艺环节的淡水及产品水质进行取样检测分析。
在一些实施例中，所述集成运行控制模块包括集中配电装置、直流供电装置、集成控制器、上位机控制装置。
所述化学实验室模块包括集中运行化验装置以及集中分析仪表装置。
实施本发明具有以下有益效果：该核动力厂水岛系统包括淡水预处理模块、软化水处理模块、除盐水处理模块、软化除盐水储存分配模块、废水收集处理模块、化学品储存加药模块、化学实验室模块以及集成运行控制模块。该淡水预处理模块设于水岛的一侧，水岛的另一侧以软化除盐水储存分配模块为中心，化学品储存加药模块、废水收集处理模块、化学实验室模块、集成运行控制模块、除盐水处理模块、软化水处理模块围绕在软化除盐水储存分配模块的外周并依次连接，整体呈矩形排布。该核动力厂水岛系统将核动力厂水处理相关系统或子项设计创新设计，形成多个水处理功能单元模块化设计，实现核动力厂淡水净化处理、软化和除盐生产及分配、工业废水处理、生活污水处理、化学药剂集中管理，实现工艺流程一体化、布置设计一体化、功能分区一体化的设计方案，通过优化系统流程、设备集约配置，实现工艺流程顺畅、设备资源共享、减少设备的重复配置，节约用地，降低工程投资。
 附图说明
为了更清楚地说明本发明的技术方案，下面将结合附图及实施例对本发明作进一步说明，应当理解地，以下附图仅示出了本发明的某些实施例，因此不应被看作是对范围的限定，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，还可根据这些附图获得其他相关的附图。附图中：
图1是本发明一些实施例中的核动力厂水岛系统的技术方案系统流程图；
图2是本发明一些实施例中的核动力厂水岛系统的结构布置示意图。
 具体实施方式
为了对本发明的技术特征、目的和效果有更加清楚的理解，现对照附图详细说明本发明的具体实施方式。以下描述中，需要理解的是，“前”、“后”、“上”、“下”、“左”、“右”、“纵”、“横”、“竖直”、“水平”、“顶”、“底”、“内”、“外”、“头”、“尾”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、以特定的方位构造和操作，仅是为了便于描述本技术方案，而不是指示所指的装置或元件必须具有特定的方位，因此不能理解为对本发明的限制。
还需要说明的是，除非另有明确的规定和限定，“安装”、“相连”、“连接”、“固定”、“设置”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。当一个元件被称为在另一元件“上”或“下”时，该元件能够“直接地”或“间接地”位于另一元件之上，或者也可能存在一个或更多个居间元件。术语“第一”、“第二”、“第三”等仅是为了便于描述本技术方案，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”、“第三”等的特征可以明示或者隐含地包括一个或者更多个该特征。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。
请参阅图1至图2，是本发明一些实施例中的一种核动力厂水岛系统，其包括淡水预处理模块11、软化水处理模块12、除盐水处理模块13、软化除盐水储存分配模块14、废水收集处理模块15、化学品储存加药模块16、化学实验室模块17以及集成运行控制模块18。淡水预处理模块11设于水岛的一侧，水岛的另一侧以软化除盐水储存分配模块14为中心，化学品储存加药模块16、废水收集处理模块15、化学实验室模块17、集成运行控制模块18、除盐水处理模块13、软化水处理模块12围绕在软化除盐水储存分配模块14的外周并依次连接，整体呈矩形排布。
在本实施例中，该淡水预处理模块11设于核动力厂水岛的最左侧，该化学品储存加药模块16与软化水处理模块12相邻淡水预处理模块11设置，该废水收集处理模块15、化学实验室模块17以及集成运行控制模块18设于核动力厂水岛的最右侧。在其他一些实施例中，可根据实际情况进行上述核动力厂水岛系统的模块的位置调整。
可以理解地，该核动力厂水岛系统将核动力厂水处理相关系统或子项设计创新设计，形成多个水处理功能单元模块化设计，实现核动力厂淡水净化处理、软化和除盐生产及分配、工业废水处理、生活污水处理、化学药剂集中管理，实现工艺流程一体化、布置设计一体化、功能分区一体化的设计方案，通过优化系统流程、设备集约配置，实现工艺流程顺畅、设备资源共享、减少设备的重复配置，节约用地，降低工程投资。
在一些实施例中，该淡水预处理模块11上连接有用于将厂外供水系统的淡水输入淡水预处理模块11的输水管线21，淡水预处理模块11用于将厂外提供的淡水进行处理且提供处理后的淡水至下游模块使用。具体地，该淡水预处理模块11的功能是将厂外提供的淡水经过混凝、沉淀、过滤及消毒等工艺处理后，使出水水质满足后续水处理工艺的要求，提供下游模块使用。
进一步地，该核动力厂水岛系统还包括软化水处理管路22，软化水处理管路22包括进水管线221、第一出水管线222以及第二出水管线223，该进水管线221的两端分别连接于淡水预处理模块11以及软化水处理模块12，以将经淡水预处理模块11提供的淡水进入软化水处理模块12中进行软化处理，该第一出水管线222的两端分别连接于软化水处理模块12以及软化除盐水储存分配模块14，该第二出水管线223的第一端连接于软化水处理模块12，其经过除盐水处理模块13后，第二出水管线223的第二端连接于软化除盐水储存分配模块14。该软化除盐水储存分配模块14上还连接有经软化除盐水储存分配模块14处理后的淡水向外部机构供应的供水管线25。
具体地，该软化水处理模块12功能是将淡水预处理模块11提供的淡水经过软化除盐水生产系统的软化处理设备进行软化处理，软化处理后水质达到软化水用户水质需求后至软化除盐水储存分配模块14，同时为除盐水处理模块13提供软化水源。该除盐水处理模块13功能是将软化水处理模块12提供的软化水经过除盐水深度除盐设备处理，经过深度除盐处理后，使除盐水质达到除盐水用户水质的要求，至软化除盐水储存分配模块14。该软化除盐水储存分配模块14功能是将软化水处理模块12、除盐水处理模块13生产的软化除盐水进行储存，并根据下游用户的流量和压力需要，通过软化除盐水分配系统设备分别提供给除盐水用户。
其中，该淡水预处理模块11包括淡水澄清装置以及淡水过滤装置，该淡水澄清装置可用于连续清除淡水中沉淀产生的固体，以进行澄清和/或浓缩。该淡水过滤装置用于过滤淡水中的杂质。该软化水处理模块12包括软化处理装置，该软化处理装置能将原水软化，将里面的钙镁离子置换出来，能够减低危害事故的发生。该除盐水处理模块13包括除盐处理装置，该除盐处理装置能降低水的硬度，去除水中的钙离子和镁离子以及活化水质，达到防垢除垢的目的，该软化除盐水储存分配模块14包括软化除盐水储存箱、软化除盐水供水泵。
其中，该核动力厂水岛系统还包括废水收集管路23，该废水收集管路23包括第一废水收集支路231、第二废水收集支路232以及第三废水收集支路233，该淡水预处理模块11、软化水处理模块12、除盐水处理模块13分别通过第一废水处理支路231与废水收集处理模块15连接，该化学品储存加药模块16通过第二废水收集支路232与废水收集处理模块15连接，该软化除盐水储存分配模块14通过第三废水收集支路233与废水收集处理模块15连接。该废水收集处理模块15用于收集全厂的工业废水、生活污水，并集中设置工业废水收集处理站和生活污水处理站，对废水集中管理和处理，对收集废水进行集中处理，满足国家和地方排放标准。废水收集处理模块15包括工业废水处理装置、工业废水收集管网、生活污水处理装置以及生活污水收集管网。
进一步地，该核动力厂水岛系统还包括加药管路24，加药管路24包括第一加药支路241以及第二加药支路242，该化学品储存加药模块16通过第一加药支路241与淡水预处理模块11、软化水处理模块12以及除盐水处理模块13连接，以实现对淡水预处理模块11、软化水处理模块12以及除盐水处理模块13的配药和加药处理，该化学品储存加药模块16通过第二加药支路242与废水收集处理模块15连接。该化学品储存加药模块16用于对核动力厂水岛系统各模块使用的化学药剂进行集中储存、集中配药、集中加药，并实现集中化学品管理的功能设计。该化学品储存加药模块16包括化学品集中存储装置、配药装置以及加药计量装置。
其中，该集成运行控制模块18分别与淡水预处理模块11、软化水处理模块12、除盐水处理模块13、软化除盐水储存分配模块14、废水收集处理模块15以及化学品储存加药模块16通讯连接。该集成运行控制模块18对核动力厂水岛系统各水处理子项及系统的控制进行集成，包括水岛各水处理单元模块集中运行控制，集中实验化验、集中配电设备、集中运行办公的功能设计。该集成运行控制模块18可包括集中配电装置、直流供电装置、集成控制器、上位机控制装置。
进一步地，化学实验室模块17与集成运行控制模块18集中布置，以用于对水岛系统中各工艺系统进行集中控制，对处理各工艺环节淡水及产品水质进行取样检测分析。具体地，该化学实验室模块17用于对水岛水处理相关模块的水质化学成分以及其他水质样品进行取样检测分析等，满足运行控制要求。该化学实验室模块17包括集中运行化验装置以及分析仪表装置。
综上所述，该核动力厂水岛系统具有以下优点：
1.该核动力厂水岛系统的布置设计方案无子项或系统界限，总平面图统筹规划布置，化学水处理设施作为一个整体考虑，集中规划布置，合并布置形成核动力厂水岛系统，对核动力厂水岛处理各模块及子项开展资源整合、进行模块化集成设计研究，实现流程一体化、设备资源集约化、功能模块化的水岛创新设计方案；
2.该核动力厂水岛系统设计紧凑规划、按主要工艺流程顺序，进行设备布置及管线规划，各模块之间的输送管道少，解决并改变核动力厂主厂房外水处理设备及其构筑物厂房布置分散，总图占地面积大，功能分区不明确问题；
3.将功能相同或相近的建筑物合并，加药间、配电室、水泵间等分别整合或合并，集中规划布置，解决并改变核动力厂各水处理厂房的运行控制布置分散等问题；
4.功能模块装置高度集成化、成套化，布置方便紧凑、美观，模块间管道连接简化，解决核动力厂子项布置分散、子项功能分散、控制运行分散等问题，可大大减少总图布置占地面积，大大节省项目设备投资、降低电厂运维成本；
5.能实现集中控制或监控，各子项运行人员数量减少，节省人员开支；
6.该核动力厂水岛系统的各功能模块的设备供电集中布置，设置一个集中配电间布置在水岛集中运行控制区域内独立房间；
7.涉及工业废水、生活污水、含油废水等废水的收集及处理统一规划，集中收集、集中分类处理，解决并改变核动力厂各水处理厂房的用水废水、废水排水点分散，工艺流程不顺畅问题；
8.各功能模块使用的各种化学药剂，集中储存、集中使用，规范危险化学药剂的管理使用，防止危险化学品的扩散风险，有利于环保，解决并改变核动力厂化学药剂储存分散不利于环保问题，该布置方式利于化学品的管理，也避免多点存放及使用危险化学品的扩散环境风险。
可以理解地，以上实施例仅表达了本发明的优选实施方式，其描述较为具体和详细，但并不能因此而理解为对本发明专利范围的限制；应当指出的是，对于本领域的普通技术人员来说，在不脱离本发明构思的前提下，可以对上述技术特点进行自由组合，还可以做出若干变形和改进，这些都属于本发明的保护范围；因此，凡跟本发明权利要求范围所做的等同变换与修饰，均应属于本发明权利要求的涵盖范围。

Claims (12)

  1. 一种核动力厂水岛系统，其特征在于，包括：淡水预处理模块（11）、软化水处理模块（12）、除盐水处理模块（13）、软化除盐水储存分配模块（14）、废水收集处理模块（15）、化学品储存加药模块（16）、化学实验室模块（17）以及集成运行控制模块（18）；
    所述淡水预处理模块（11）设于水岛的一侧，所述水岛的另一侧以软化除盐水储存分配模块（14）为中心，所述化学品储存加药模块（16）、所述废水收集处理模块（15）、所述化学实验室模块（17）、所述集成运行控制模块（18）、所述除盐水处理模块（13）、所述软化水处理模块（12）围绕在所述软化除盐水储存分配模块（14）的外周并依次连接，整体呈矩形排布。
  2. 根据权利要求1所述的核动力厂水岛系统，其特征在于，所述淡水预处理模块（11）上连接有用于将厂外供水系统的淡水输入所述淡水预处理模块（11）的输水管线（21），所述淡水预处理模块（11）用于将厂外提供的淡水进行处理且提供处理后的淡水至下游模块使用。
  3. 根据权利要求2所述的核动力厂水岛系统，其特征在于，还包括软化水处理管路（22），所述软化水处理管路（22）包括进水管线（221）、第一出水管线（222）以及第二出水管线（223）；
    所述进水管线（221）的两端分别连接于所述淡水预处理模块（11）以及所述软化水处理模块（12），以将经所述淡水预处理模块（11）提供的淡水进入所述软化水处理模块（12）中进行软化处理；
    所述第一出水管线（222）的两端分别连接于所述软化水处理模块（12）以及所述软化除盐水储存分配模块（14）；
    所述第二出水管线（223）的第一端连接于所述软化水处理模块（12），其经过所述除盐水处理模块（13）后，所述第二出水管线（223）的第二端连接于所述软化除盐水储存分配模块（14）。
  4. 根据权利要求3所述的核动力厂水岛系统，其特征在于，所述淡水预处理模块（11）包括淡水澄清装置以及淡水过滤装置；
    所述软化水处理模块（12）包括软化处理装置；
    所述除盐水处理模块（13）包括除盐处理装置；
    所述软化除盐水储存分配模块（14）包括软化除盐水储存箱、软化除盐水供水泵机。
  5. 根据权利要求3所述的核动力厂水岛系统，其特征在于，还包括废水收集管路（23），所述废水收集管路（23）包括第一废水收集支路（231）、第二废水收集支路（232）以及第三废水收集支路（233）；
    所述淡水预处理模块（11）、所述软化水处理模块（12）、所述除盐水处理模块（13）分别通过所述第一废水收集支路（231）与所述废水收集处理模块（15）连接；
    所述化学品储存加药模块（16）通过所述第二废水收集支路（232）与所述废水收集处理模块（15）连接；
    所述软化除盐水储存分配模块（14）通过所述第三废水收集支路（233）与所述废水收集处理模块（15）连接。
  6. 根据权利要求5所述的核动力厂水岛系统，其特征在于，所述废水收集处理模块（15）包括工业废水处理装置、工业废水收集管网、生活污水处理装置以及生活污水收集管网。
  7. 根据权利要求1所述的核动力厂水岛系统，其特征在于，还包括加药管路（24），所述加药管路（24）包括第一加药支路（241）以及第二加药支路（242）；
    所述化学品储存加药模块（16）通过第一加药支路（241）与所述淡水预处理模块（11）、所述软化水处理模块（12）以及除盐水处理模块（13）连接，以实现对所述淡水预处理模块（11）、所述软化水处理模块（12）以及所述除盐水处理模块（13）的配药和加药处理；
    所述化学品储存加药模块（16）通过第二加药支路（242）与所述废水收集处理模块（15）连接。
  8. 根据权利要求7所述的核动力厂水岛系统，其特征在于，所述化学品储存加药模块（16）包括化学品集中存储装置、配药装置以及加药计量装置。
  9. 根据权利要求1所述的核动力厂水岛系统，其特征在于，所述软化除盐水储存分配模块（14）上还连接有经所述软化除盐水储存分配模块（14）处理后的淡水向外部机构供应的供水管线（25）。
  10. 根据权利要求1所述的核动力厂水岛系统，其特征在于，所述集成运行控制模块（18）分别与所述淡水预处理模块（11）、所述软化水处理模块（12）、所述除盐水处理模块（13）、所述软化除盐水储存分配模块（14）、所述废水收集处理模块（15）以及所述化学品储存加药模块（16）通讯连接。
  11. 根据权利要求1所述的核动力厂水岛系统，其特征在于，所述化学实验室模块（17）与所述集成运行控制模块（18）连接，以用于对水岛系统处理过程及处理后的产品水质进行集中监控与取样检测分析。
  12. 根据权利要求1所述的核动力厂水岛系统，其特征在于，所述集成运行控制模块（18）包括集中配电装置、直流供电装置、集成控制器及上位机控制装置；
    所述化学实验室模块（17）包括集中运行化验装置以及分析仪表装置。
PCT/CN2023/109576 2023-02-20 2023-07-27 核动力厂水岛系统 Ceased WO2024008201A1 (zh)

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