工业用反渗透水处理设备采购要注意哪些问题？
发布日期：2024-04-19
阅读量：1532
在工业生产中，高品质的水源对于保证产品质量、保护设备寿命以及满足环保要求至关重要。反渗透水处理设备作为高效、可靠的纯化手段，被广泛应用在化工、电子、医药、食品饮料等诸多行业。然而，工业用反渗透水处理设备的选择并非易事，需要综合考虑多方面因素以确保其性能、效率与经济效益。有着20多年水处理设备生产设计研发经验的金宗企业，为大家详细讲解工业用反渗透水处理设备选购指南。
一、明确水质要求与处理目标
选购工业用反渗透水处理设备的首要任务是精确把握水质要求和处理目标。这包括：
原水水质分析：对进水水源进行全面检测，了解其化学成分、离子浓度、浊度、微生物含量等参数，确保设备设计能针对性地去除特定污染物。
出水水质标准：明确各生产工艺对水质的具体要求，如电导率、硬度、TOC（总有机碳）、微生物指标等，确保反渗透设备的出水水质能够满足或超越这些标准。
处理量需求：根据生产规模和用水规律，计算所需设备的日均或小时处理水量，确保设备的产水能力与实际需求相匹配。
二、评估设备性能与技术参数
反渗透膜元件：膜元件是反渗透设备的核心组件，其性能直接影响到水质净化效果。应关注膜的脱盐率、通量、化学稳定性、抗污染能力等因素，并根据水质特点选择适宜的材质（如聚酰胺复合膜、醋酸纤维素膜等）和膜型号。
回收率与能耗：工业生产中，节水节能是重要考量。选择高回收率的设备可以减少浓水排放，降低运行成本；同时，关注设备的能耗指标，如吨水能耗（kWh/m³），选择能效比高的设备。
预处理与后处理系统：根据原水水质，评估是否需要配置预处理（如多介质过滤、活性炭吸附、软化、超滤等）和后处理（如UV消毒、EDI电去离子等）系统，以保障反渗透膜的稳定运行和出水水质达标。
三、考察设备制造商与售后服务
制造商资质与经验：选择具有相关行业资质、丰富项目经验和良好市场口碑的设备制造商，确保设备的设计、制造、安装、调试等环节的专业性和可靠性。
定制化服务：工业用水需求往往具有特殊性，优秀的设备供应商应具备提供个性化解决方案的能力，如针对复杂水质的工艺优化、针对特定空间布局的非标设计等。
售后服务体系：考察设备供应商的售后服务网络、响应速度、维修能力、备件供应等，确保设备在运行过程中出现故障时能得到及时有效的技术支持与维护。
四、经济性与投资回报分析
设备购置成本：对比不同品牌、型号设备的报价，综合考虑其性能、质量、使用寿命等因素，进行性价比分析。
运营成本：计算设备运行过程中的能耗、药剂消耗、维护保养、耗材更换等费用，评估长期运营成本。
投资回报期：结合设备购置成本与运营成本，以及因水质改善带来的生产效率提升、设备寿命延长、环保罚款减免等潜在收益，计算投资回报期，确保项目的经济效益。
综上所述，选购工业用反渗透水处理设备需从水质要求、设备性能、制造商实力、经济性等多个维度进行全面考量。通过严谨的分析与比较，才能选到既能满足生产需求，又能实现经济效益最大化的理想设备。
专栏：技术交流
原文链接：
阅读原文
FreeMarker template error (HTML_DEBUG mode; use RETHROW in production!)
The following has evaluated to null or missing:
==> langConfig [in template "public_include/wap/module/version_1/language.html" at line 49, column 14]
----
Tip: If the failing expression is known to be legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use <#if myOptionalVar??>when-present<#else>when-missing</#if>. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)??
----
----
FTL stack trace ("~" means nesting-related):
- Failed at: #if langConfig.status?string = "false" [in template "public_include/wap/module/version_1/language.html" at line 49, column 9]
- Reached through: #include "/public_include/wap/module/... [in template "tpl/2018/03/17/2613443926933696//wap/com_5.html" at line 5, column 1]
- Reached through: #include "com_5.html" [in template "tpl/2018/03/17/2613443926933696//wap/displaynews.html" at line 69, column 6]
----
Java stack trace (for programmers):
----
freemarker.core.InvalidReferenceException: [... Exception message was already printed; see it above ...]
at freemarker.core.InvalidReferenceException.getInstance(InvalidReferenceException.java:134)
at freemarker.core.UnexpectedTypeException.newDesciptionBuilder(UnexpectedTypeException.java:80)
at freemarker.core.UnexpectedTypeException.<init>(UnexpectedTypeException.java:43)
at freemarker.core.NonHashException.<init>(NonHashException.java:49)
at freemarker.core.Dot._eval(Dot.java:48)
at freemarker.core.Expression.eval(Expression.java:81)
at freemarker.core.BuiltInsForMultipleTypes$stringBI._eval(BuiltInsForMultipleTypes.java:692)
at freemarker.core.Expression.eval(Expression.java:81)
at freemarker.core.EvalUtil.compare(EvalUtil.java:111)
at freemarker.core.ComparisonExpression.evalToBoolean(ComparisonExpression.java:62)
at freemarker.core.ConditionalBlock.accept(ConditionalBlock.java:48)
at freemarker.core.Environment.visit(Environment.java:327)
at freemarker.core.Environment.visit(Environment.java:333)
at freemarker.core.Environment.include(Environment.java:2509)
at freemarker.core.Include.accept(Include.java:171)
at freemarker.core.Environment.visit(Environment.java:327)
at freemarker.core.Environment.visit(Environment.java:333)
at freemarker.core.Environment.include(Environment.java:2509)
at freemarker.core.Include.accept(Include.java:171)
at freemarker.core.Environment.visit(Environment.java:327)
at freemarker.core.Environment.visit(Environment.java:333)
at freemarker.core.Environment.process(Environment.java:306)
at freemarker.ext.servlet.FreemarkerServlet.processEnvironment(FreemarkerServlet.java:946)
at freemarker.ext.servlet.FreemarkerServlet.process(FreemarkerServlet.java:910)
at freemarker.ext.servlet.FreemarkerServlet.doGet(FreemarkerServlet.java:769)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:622)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at com.kenfor.iyong.web.util.filter.NotAllowedToTunFilesFilter.doFilter(NotAllowedToTunFilesFilter.java:154)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at com.kenfor.iyong.web.util.filter.InvalidXSSFilter.doFilter(InvalidXSSFilter.java:40)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:121)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
at com.orangefunction.tomcat.redissessions.RedisSessionHandlerValve.invoke(RedisSessionHandlerValve.java:26)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
at org.apache.coyote.ajp.AbstractAjpProcessor.process(AbstractAjpProcessor.java:873)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:687)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)