Your Privacy
We use cookies and similar technologies to personalize content and ads, provide social media features, and analyze our traffic. We also share information about your use of our site with our social media, advertising and analytics partners who may combine it with other information that you've provided to them or that they've collected from your use of their services. You can manage your preferences or withdraw your consent at any time.
Privacy Policy

Manage Consent Preferences

We use cookies and similar technologies to help provide and improve our services. You can choose which categories you consent to below. You can change your preferences at any time.

Strictly Necessary Cookies

Always Active

These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms.

Marketing & Advertising

Advertising Cookies

These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant adverts on other sites. They do not store directly personal information, but are based on uniquely identifying your browser and internet device.

Analytics

Analytics Cookies

These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site.

Personalization

Personalization Cookies

These cookies enable the website to provide enhanced functionality and personalization. They may be set by us or by third party providers whose services we have added to our pages.

PAM(聚丙烯酰胺)正确溶解与投加完整指南

PAM溶解的重要性

聚丙烯酰胺(PAM)的正确溶解是确保其充分发挥絮凝效果的关键步骤。溶解不当会导致高分子链降解、溶解不充分或形成”鱼眼”团块,严重影响使用效果并造成浪费。

推荐溶解浓度

PAM类型 推荐溶解浓度 熟化时间
阴离子PAM(APAM) 0.05%-0.1% 45-60分钟
阳离子PAM(CPAM) 0.1%-0.3% 50-70分钟
非离子PAM(NPAM) 0.05%-0.1% 60-90分钟

溶解设备

推荐使用自动PAM溶解装置,包括:干粉投加机、溶解槽(带搅拌器)、熟化槽、储存槽和计量泵。搅拌速度应控制在100-300 rpm,避免高速搅拌导致分子链断裂。

溶解步骤

  1. 在溶解槽中加入计算好的水量。
  2. 启动搅拌器,转速100-300 rpm。
  3. 缓慢均匀地将PAM粉末撒入搅拌产生的水涡中。
  4. 继续搅拌45-90分钟(视类型而定)直至完全溶解。
  5. 将溶液转移到储存槽,通过计量泵投加到处理系统中。
  6. PAM溶液应在24-48小时内使用完毕。

常见问题

  • “鱼眼”团块:加药太快或搅拌不均匀。应缓慢均匀投加PAM粉末。
  • 溶液粘度下降:搅拌时间过长或转速过高导致分子链断裂。降低搅拌速度,缩短搅拌时间。
  • 溶液变质:储存时间过长。建议24小时内使用,最多不超过48小时。
  • 絮凝效果差:溶解浓度不当。重新调整浓度并验证效果。

HydroChemix提供PAM产品及使用技术支持。联系我们获取样品和技术指导。

Leave a Comment

Your email address will not be published. Required fields are marked *

WhatsApp Email Get Quote
Scroll to Top