IP Library Granted Patent US 7,886,983
Granted Patent B2
US 7,886,983 · App. 11/775,604 · Granted Feb 15, 2011

Condensation prevention system and methods of use

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Quick Facts
Patent No.
US 7,886,983
App. No.
11/775,604
Granted
Feb 15, 2011
Kind
B2
Abstract

A method of preventing condensation on equipment inside a temperature-controlled enclosure comprises measuring the temperature in at least one location inside the enclosure. The temperature inside the enclosure is compared with a safe temperature, at which the risk of condensation is reduced. The temperature inside the enclosure is increased until the safe temperature is achieved. A user is then notified that it is safe to access the enclosure.

Claims (34)

1. A method of preventing condensation on equipment within a temperature-controlled enclosure, comprising:

determining temperature of air in at least one location inside the enclosure;

determining an ambient dewpoint temperature of air outside the enclosure;

comparing the air temperature inside the enclosure to a target temperature that is equal to the ambient dewpoint temperature of air outside the enclosure; and

increasing the air temperature inside the enclosure to the target temperature.

2. The method of claim 1 , further including the step of increasing the air temperature inside the enclosure to a value equal to the ambient dewpoint temperature of air outside the enclosure plus a marginal dewpoint.

3. The method of claim 2 , in which the marginal dewpoint is between 1° and 4° Fahrenheit.

4. The method of claim 1 , further comprising receiving a request from a user seeking to access the enclosure.

5. The method of claim 4 , further comprising notifying a user when it is safe to access the enclosure.

6. The method of claim 4 , further comprising notifying a user when it is not safe to access the enclosure.

7. The method of claim 4 , further comprising allowing a selected amount of time to pass before notifying the user that it is safe to access the enclosure, after the air temperature inside the enclosure reaches the target temperature.

8. The method of claim 4 , further comprising returning the air temperature inside the enclosure to a default temperature after the enclosure is closed.

9. The method of claim 4 , further comprising waiting a selected amount of time after the enclosure is closed before returning the air temperature inside the enclosure to the default temperature.

10. The method of claim 1 , further comprising receiving a request from a user concerning to access the enclosure.

11. A method of preventing condensation on equipment within a temperature-controlled enclosure, comprising:

detecting that an access to the enclosure is open;

determining an ambient dewpoint temperature of air outside the enclosure;

determining the air temperature in at least one location inside the enclosure;

determining a safe air temperature at which condensation will not occur within the enclosure, wherein the safe air temperature is based on the ambient dewpoint temperature of air outside the enclosure;

comparing the air temperature inside the enclosure to the safe temperature; and

increasing the air temperature inside the enclosure to the safe temperature.

12. The method of claim 11 , in which the safe temperature has a value equal to the ambient dewpoint outside the enclosure plus a marginal dewpoint.

13. The method of claim 12 , in which the marginal dewpoint is between 1° and 4° Fahrenheit.

14. The method of claim 11 , further comprising returning the air temperature inside the enclosure to a default temperature after the enclosure is closed.

15. The method of claim 14 , further comprising waiting a selected amount of time after the enclosure is closed before returning the temperature inside the enclosure to the default temperature.

16. A method of preventing condensation on equipment within a temperature-controlled enclosure, comprising:

determining temperature of air in at least one location inside the enclosure;

determining an ambient dewpoint temperature of air outside the enclosure;

comparing the air temperature inside the enclosure to a target temperature that is based on the ambient dewpoint temperature of air outside the enclosure; and

increasing the air temperature inside the enclosure to the target temperature.

17. The method of claim 16 , in which the target temperature has a value equal to the ambient dewpoint temperature of air outside the enclosure plus a marginal dewpoint.

18. The method of claim 17 , in which the marginal dewpoint is between 1° and 4° Fahrenheit.

19. The method of claim 16 , further comprising receiving a request from a user seeking to access the enclosure.

20. The method of claim 16 , further comprising receiving a request from a user concerning access the enclosure.

Assignments (8)
SECURITY INTEREST Recorded Oct 26, 2021
From: VERTIV CORPORATION; VERTIV IT SYSTEMS, INC.; ELECTRICAL RELIABILITY SERVICES, INC.; ENERGY LABS, INC.
To: UMB BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 057923/0782 →
SECURITY AGREEMENT Recorded Mar 3, 2020
From: ELECTRICAL RELIABILITY SERVICES, INC.; ENERGY LABS, INC.; VERTIV CORPORATION; VERTIV IT SYSTEMS, INC.
To: CITIBANK, N.A.
Reel/Frame 052076/0874 →
RELEASE OF SECURITY INTEREST Recorded Mar 2, 2020
From: JPMORGAN CHASE BANK, N.A.
To: VERTIV CORPORATION (F/K/A ALBER CORP.); VERTIV IT SYSTEMS, INC. (F/K/A AVOCENT CORPORATION); VERTIV IT SYSTEMS, INC. (F/K/A AVOCENT FREMONT, LLC); VERTIV IT SYSTEMS, INC. (F/K/A AVOCENT HUNTSVILLE, LLC); VERTIV IT SYSTEMS, INC. (F/K/A AVOCENT REDMOND CORP.); ELECTRICAL RELIABILITY SERVICES, INC.; VERTIV CORPORATION (F/K/A EMERSON NETWORK POWER, ENERGY SYSTEMS, NORTH AMERICA, INC.); VERTIV CORPORATION (F/K/A LIEBERT CORPORATION)
Reel/Frame 052065/0666 →
RELEASE OF SECURITY INTEREST Recorded Mar 2, 2020
From: THE BANK OF NEW YORK MELLON TRUST COMPANY N.A.
To: VERTIV CORPORATION; VERTIV IT SYSTEMS, INC.; ELECTRICAL RELIABILITY SERVICES, INC.
Reel/Frame 052071/0913 →
SECOND LIEN SECURITY AGREEMENT Recorded Jun 10, 2019
From: VERTIV IT SYSTEMS, INC.; VERTIV CORPORATION; VERTIV NORTH AMERICA, INC.; ELECTRICAL RELIABILITY SERVICES, INC.; VERTIV ENERGY SYSTEMS, INC.
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.
Reel/Frame 049415/0262 →
CHANGE OF NAME Recorded Sep 19, 2018
From: LIEBERT CORPORATION
To: VERTIV CORPORATION
Reel/Frame 047110/0573 →
SECURITY AGREEMENT Recorded Dec 2, 2016
From: ALBER CORP.; ASCO POWER TECHNOLOGIES, L.P.; AVOCENT CORPORATION; AVOCENT FREMONT, LLC; AVOCENT HUNTSVILLE, LLC; AVOCENT REDMOND CORP.; ELECTRICAL RELIABILITY SERVICES, INC.; EMERSON NETWORK POWER, ENERGY SYSTEMS, NORTH AMERICA, INC.; LIEBERT CORPORATION; LIEBERT NORTH AMERICA, INC.; NORTHERN TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 040797/0615 →
SECURITY AGREEMENT Recorded Dec 1, 2016
From: ALBER CORP.; ASCO POWER TECHNOLOGIES, L.P.; AVOCENT CORPORATION; AVOCENT FREMONT, LLC; AVOCENT HUNTSVILLE, LLC; AVOCENT REDMOND CORP.; ELECTRICAL RELIABILITY SERVICES, INC.; EMERSON NETWORK POWER, ENERGY SYSTEMS, NORTH AMERICA, INC.; LIEBERT CORPORATION; LIEBERT NORTH AMERICA, INC.; NORTHERN TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 040783/0148 →