Urea pump, and control method and control system for urea pump
US12152520B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 29, 2022 |
| Grant date | Nov 26, 2024 |
| Priority date | — |
| Expiry date | Dec 29, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A urea pump, and a control method and control system for the urea pump are described. The urea pump comprises: a liquid intake pipeline; an instant heating type filtering device, an inlet of the instant heating type filtering device being in communication with a urea tank via the liquid intake pipeline, and the instant heating type filtering device being configured to filter and heat a urea solution flowing in through the inlet pipeline; a pressure build-up pump arranged at the inlet pipeline and configured to drive the urea solution flowing to the instant heating filtering device through the liquid intake pipeline; a liquid output line in communication with a first outlet of the instant heating filtering device and configured to deliver a filtered and heated urea solution to a nozzle; and a liquid return pipeline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.