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Shell West Hollow Technology Center

Year Submitted: 2003

Process: Facility heating cooling

Industry: Petroleum Refining

Wastes Reduced: Energy

Substance: Electric Demand

Equipment: Cold Water Storage

Location: Houston TX

No. of employees: 1600

Contact: Marty Pierce

Phone: (281) 544-7254


Shift on peak electric demand hours to off peak hours by use of cold water storage technology. Shift 6,390 kW of peak electrical use to off peak hours.

P2 Application:

Use of a cold water storage tank with special internal laterals which keeps the warm water separated from the cold.

Environmental Benefits:

Reduce the need for Houston Lighting and Power to construct additional plant capacity for peak demand usage.

Details of Reductions

Additional Information :

Houston Lighting and Power gave a rebate of $300 per kW of on peak demand reduction, for a rebate of $1,900,000. Construction costs were approximately $900,000.

Source: TCEQ

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