论文总字数：26073字

摘 要

Abstract II

第一章 前言..............................................................................................1

1.1 油田常见结垢情况..........................................................................................1

1.1.1 油田结垢的主要原因............................................................................1

1.1.2 油田垢的类型........................................................................................1

1.2 油田用防垢剂..................................................................................................2

1.2.1 有机膦酸型防垢剂................................................................................2

1.2.2 聚合物型防垢剂....................................................................................3

1.2.3 防垢剂的防垢机理................................................................................3

1.3 井下防垢剂挤注技术......................................................................................4

1.3.1 井下挤注技术的基本原理....................................................................4

1.3.2挤注处理程序.........................................................................................4

1.3.3 影响挤注处理效果的有关因素............................................................5

1.3.4 井下挤注防垢技术典型应用实例........................................................5

1. 实验内容......................................................................................8

2.1实验试剂及仪器 ..............................................................................................8

2.2 实验步骤..........................................................................................................9

2.2.1 Ca-ATMP诱导时间的测定....................................................................9

2.2.2 Ca-EDTMP诱导时间的测定...............................................................11

1. 结果与讨论................................................................................14

3.1 诱导时间测定................................................................................................14

3.2 Ca-ATMP沉淀...............................................................................................14

3.2.1 过饱和度对Ca-ATMP诱导时间的影响........................................14

3.2.2 温度对Ca-ATMP诱导时间的影响................................................15

3.2.3 杂质离子对Ca-ATMP诱导时间的影响........................................18

3.2.4 pH对Ca-ATMP诱导时间时间的影响.........................................17

3.2.5 Ca-ATMP沉淀的SEM及EDS表征............................................19

3.3 Ca-EDTMP 沉淀.........................................................................................21

3.3.1 过饱和度对Ca-EDTMP诱导时间的影响......................................21

3.3.2 温度对Ca-EDTMP诱导时间的影响..............................................22

3.2.3 杂质离子对Ca-EDTMP诱导时间的影响......................................23

3.3.4 pH对Ca-EDTMP诱导时间的影响................................................24

3.3.5 Ca-EDTMP的SEM及EDS表征..................................................25

第四章 结论............................................................................................27

参考文献 28

致谢.........................................................................................................31

请支付后下载全文，论文总字数：26073字