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Fountain Hills Sanitary District – Site-Wide Power Study

CEI conducted a Power System and Arc Flash analysis in accordance with IEEE 1584-2018, utilizing the ANSI method of Short Circuit analysis. CEI prioritized Fountain Hill’s requirements while ensuring accurate data entry and proper evaluation of the Utility Contribution for Max and Min.

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Arizona Copper Mine – Filter PLC Upgrade

Provided design and process programming for the upgrade from PLC5 with Flex IO to Control Logix. Filter PLC had (2) Remote Flex I/O racks which were also converted to Control Logix. Filter PLC and Flex I/O hardware were converted using a Rockwell Conversion Kit for hardware to Control Logix 1756.

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Pima County RWRD – Energy Master Plan

Provided Electrical, Instrumentation & Controls perspective for an assessment, evaluation, and recommendation for upgrade/replacement of existing electrical power and thermal energy structure.

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Arizona Mine – Interconnection Pipeline System

South 32 planned an Interconnection Pipeline System between a Well Field and the Water Treatment Plant 2. Well field was estimated to consist of (10) wells that would pump to a collection tank site including a reservoir and pump station which in turn would pump to a surge tank near WTP2.

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Clinical Diagnostics Laboratory – PLC Upgrades

Provided Process Programming for a retrofit of an existing building for one of Sonora Quests newest labs. Antiquated equipment and components were upgraded and some were decommissioned. Upgraded equipment included the UPS system, UPS Batteries, Control Batteries, and Control System PLC.

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