IP Library Granted Patent US 10,458,334
Granted Patent B2
US 10,458,334 · App. 15/689,512 · Granted Oct 29, 2019

Mobile power generation system including closed cell base structure

Inventor: Larry D. Davis (Lebanon, OH)
Assignee: On-Power, Inc.
F02C7/20B60S9/04F01D15/10F01D25/28F02C6/00F02C6/14F02C6/20F02C7/12F02C7/32F05B2240/941F05D2220/76F05D2250/75F16M3/00F16M5/00F16M9/00
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Quick Facts
Patent No.
US 10,458,334
App. No.
15/689,512
Granted
Oct 29, 2019
Kind
B2
Abstract

Mobile power generation systems and methods for minimizing bending forces associated with support include providing a trailer including a rear end, a front end, a bottom end, and a top end, a gas turbine housed inside the trailer, an electrical generator coupled to the gas turbine to generate electricity and housed inside the trailer, and one or more support jacks configured to support a base at the bottom end of the trailer with respect to a ground. The base includes a closed cell base structure, the closed cell base structure including a rigid surface to be mounted on top of the one or more support jacks, the closed cell base structure configured to include a sufficient amount of torsional stiffness to provide torsional stability and assist with distribution of uneven loads due to variance of forces from the one or more support jacks against the rigid surface.

Claims (34)

1. A mobile power generation system comprising:

a trailer including a rear end, a front end, a bottom end, and a top end defining therebetween an interior space;

a gas turbine housed inside the trailer in the interior space;

an electrical generator coupled to the gas turbine to generate electricity and housed inside the trailer in the interior space; and

one or more support jacks configured to support a base at the bottom end of the trailer with respect to a ground;

the base including a closed cell base structure, the closed cell base structure including a rigid surface to be mounted on top of the one or more support jacks, the closed cell base structure configured to include a sufficient amount of torsional stiffness to provide torsional stability and assist with distribution of uneven loads due to variance of forces from the one or more support jacks against the rigid surface.

2. The mobile power generation system of claim 1 , wherein the closed cell base structure is configured to include a shear flow when in contact with the one or more support jacks such as that the sufficient amount of torsional stiffness required due to possible deflections at each trailer support point as supported by the one or more support jacks is maintained.

3. The mobile power generation system of claim 1 , wherein the closed cell base structure is configured to promote rigidity such that eccentric load from the one or more support jacks against the rigid surface is distributed as shear forces across the closed cell base structure rather than as a punch load at a trailer support point between each support jack and the rigid surface.

4. The mobile power generation system of claim 1 , wherein the closed cell base structure is configured to provide a rigid design to promote stiffness and minimize bending with respect to the base of the trailer when supported on the one or more support jacks.

5. The mobile power generation system of claim 1 , wherein the closed cell base structure comprises a U-shaped design.

6. The mobile power generation system of claim 1 , wherein the closed cell base structure comprises an exterior base comprising the rigid surface, intermediate side walls extending upwardly from side ends of the exterior base, and end exterior side walls extending upwardly from outer ends of the exterior base.

7. The mobile power generation system of claim 6 , wherein top portions of the end exterior side walls project inwardly to form thick end wall portions each defining a wall thickness.

8. The mobile power generation system of claim 7 , wherein a top opening is defined by the thick end wall portions, top surfaces of the intermediate side walls, and interior base walls extending therebetween.

9. The mobile power generation system of claim 8 , wherein the top opening is defined by walls of the closed cell base structure forming a U-shaped design.

10. The mobile power generation system of claim 1 , wherein the closed cell base structure comprises a height of about 24 inches.

11. The mobile power generation system of claim 1 , wherein the closed cell base structure comprises a length of about 97 inches.

12. The mobile power generation system of claim 1 , wherein at least portions of the closed cell base structure comprises a plate is made of carbon and alloy steel.

13. The mobile power generation system of claim 12 , wherein the carbon and alloy steel is an ASTM A572-50 plate.

14. The mobile power generation system of claim 12 , wherein the plate includes a wall thickness in a range of from about ¼ feet to about ⅜ feet.

15. The mobile power generation system of claim 12 , wherein the closed cell base structure comprises a height of about 24 inches and a length of about 97 inches.

16. A method for minimizing bending forces associated with support in a mobile power generation system, the method comprising:

providing the mobile power generation system comprising:

a trailer including a rear end, a front end, a bottom end, and a top end defining therebetween an interior space;

a gas turbine housed inside the trailer in the interior space;

an electrical generator coupled to the gas turbine to generate electricity and housed inside the trailer in the interior space; and

one or more support jacks configured to support a base at the bottom end of the trailer with respect to a ground;

the base including a closed cell base structure, the closed cell base structure including a rigid surface to be mounted on top of the one or more support jacks; and

supporting the base with respect to the ground by placing the one or more support jacks between the ground and the rigid surface of the base at respective one or more trailer support points of the rigid surface;

receiving an eccentric load from the one or more trailer support points; and

distributing the eccentric load as shear forces as a shear flow across the closed cell base structure that provides a sufficient amount of torsional stiffness to minimize bending associated with variance of forces at each trailer support point.

17. The method of claim 16 , wherein the sufficient amount of torsional stiffness is sufficient to provide torsional stability and assist with distribution of uneven loads due to variance of forces from the one or more support jacks against the rigid surface.

18. The method of claim 16 , wherein the closed cell base structure comprises a U-shaped design.

19. The method of claim 16 , wherein the closed cell base structure comprises an exterior base comprising the rigid surface, intermediate side walls extending upwardly from side ends of the exterior base, and end exterior side walls extending upwardly from outer ends of the exterior base.

20. The method of claim 19 , wherein the shear flow follows a circulatory path along the exterior base toward one wall of the end exterior side walls, upwardly along the one wall of the end exterior side walls, along top surfaces of the intermediate side walls toward an opposite wall of the end exterior side walls, and downwardly toward the exterior base.

Assignments (3)
CHANGE OF NAME Recorded Jan 8, 2024
From: ON-POWER, INC.
To: ONPOWER, INC.
Reel/Frame 066237/0471 →
SECURITY INTEREST Recorded Dec 16, 2020
From: ONPOWER, INC.
To: UNITY NATIONAL BANK OF HOUSTON
Reel/Frame 054671/0171 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 29, 2017
From: DAVIS, LARRY D.
To: ON-POWER, INC.
Reel/Frame 043436/0936 →
Continuity (1)
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