Energy accumulator for storing electrical energy as heat and method for this purpose
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United States of America Patent
Stats
-
Mar 30, 2021
Grant Date -
Jul 23, 2020
app pub date -
Jul 17, 2018
filing date -
Aug 4, 2017
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
An energy storage device for storing electrical energy in the form of heat energy and a corresponding method for operating an energy storage device of this type. The energy storage device includes an electric heater for converting electrical energy into heat energy, a heat storage device for storing the heat energy of the electric heater, and a heat exchanger for emitting heat energy from the heat storage device. The heat storage device includes, at least, multiple metal rods arranged upright and serving to store heat energy from the electric heater; a base; and multiple supporting units. Each supporting unit supports one of the metal rods and is connected with the base.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2018 Application Filing Year
- F01K Class
- 252 Applications Filed
- 172 Patents Issued To-Date
- 68.26 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- F01K Class
- 0 % this patent is cited more than
- 4 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Sep 30, 2028 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Sep 30, 2032 |
