ESP pump section size classes

Technical analysis of multistage centrifugal pump sections. Discuss stage geometry, head and flow performance curves, and material selection for ESP systems
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ESP pump section size classes

Post by ALEngineer »

ESP pump section size classes.

ESP pump sections are built in five OD groups: 4, 5, 5A, 6, and 8. The group is a shorthand for the minimum casing ID and the pump-housing OD.

Code: Select all

+-------+---------------------------+------------------+
| Group | Min. casing ID, mm        | Housing OD, mm   |
+-------+---------------------------+------------------+
| 4     | 112                       | 86               |
| 5     | 123.7                     | 92               |
| 5A    | 130                       | 103              |
| 6     | 148.3                     | 114              |
| 8     | 205.7                     | 193              |
+-------+---------------------------+------------------+
Scan / image text translation (original scan kept as attachment below):

ESP pump size groups (minimum casing ID / housing OD):

Code: Select all

+------------------------------------+----------+----------+----------+----------+----------+
| Group                              | 4        | 5        | 5A       | 6        | 8        |
+------------------------------------+----------+----------+----------+----------+----------+
| Minimum production-casing ID, mm   | 112      | 123.7    | 130      | 148.3    | 205.7    |
+------------------------------------+----------+----------+----------+----------+----------+
| Pump housing OD, mm                | 86       | 92       | 103      | 114      | 193      |
+------------------------------------+----------+----------+----------+----------+----------+
img.jpg
Original topic (RU)
Насосы ЭЦН, в зависимости от поперечного габарита изготавливаются в пяти группах: 4, 5, 5А, 6 и 8. Группа условно определяет минимальный внутренний диаметр эксплуатационной колонны и диаметр корпуса насоса.

Группа (Минимальный внутренний диаметр эксплуатационной колонны, мм / Диаметр корпуса насоса, мм).

- 4 (112/86)
- 5 (123,7/92)
- 5А (130/103)
- 6 (148,3/114)
- 8 (205,7/193)
img.jpg
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