Air conditioning unit for an accurate control of supply air temperature, and operation control method and operation control device for air conditioning unit
US11988430B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 24, 2022 |
| Grant date | May 21, 2024 |
| Priority date | — |
| Expiry date | Nov 24, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B30/70
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
An air conditioning unit includes: a first refrigeration system including a first evaporator, a first compressor, a first condenser, a first one-way valve, and a first throttling element connected in sequence in a loop as well as a second one-way valve connected in parallel with the first compressor, and a first fluorine pump connected in parallel with the first one-way valve; and a second refrigeration system including a second evaporator, a second compressor, a second condenser, a third one-way valve, and a second throttling element connected in sequence in a loop as well as a fourth one-way valve connected in parallel with the second compressor, and a second fluorine pump connected in parallel with the third one-way valve, where the first evaporator and the second evaporator are arranged front and rear in sequence along a return air cooling duct.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.