Projects Archive - C&I Engineering https://www.cieng.com/projects/ C&I Engineering Tue, 01 Oct 2024 14:52:03 +0000 en-US hourly 1 Crude Heat Integration Project (CHIP) https://www.cieng.com/projects/crude-heat-integration-project-chip/ Tue, 10 Sep 2024 15:19:24 +0000 https://www.cieng.com/?post_type=project&p=3671 This major crude unit revamp, completed during the Q1 2024 Turnaround, showcased our exceptional process design capabilities. This project, estimated...

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This major crude unit revamp, completed during the Q1 2024 Turnaround, showcased our exceptional process design capabilities. This project, estimated at $50MM TIC, was completed on time, within budget, and to the utmost satisfaction of our client. Our team worked tirelessly to upgrade reduced crude to higher value products, resulting in less frequent fouling of crude exchangers and minimal loss of profit opportunities due to exchanger cleanings. Despite the congested nature of the crude unit, our team was able to retrofit numerous pieces of equipment and accommodate stress analysis requirements, bringing piping layout up to current codes.

We started this project in the Definition phase, and despite not having the benefit of completing early phases, we made sure to conduct multiple onsite visits and walkdowns with the customer and provide onsite PE support. Our in-person attendance at 3D Model and Constructability Reviews ensured that the project was successfully completed and installed. We are proud of our team’s exceptional work and look forward to continuing to provide top-notch services to our clients.

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Stillage Screens and Modular Boiler Installation https://www.cieng.com/projects/stillage-screens-and-modular-boiler-installation/ Tue, 01 Oct 2024 14:51:20 +0000 https://www.cieng.com/?post_type=project&p=3710  C&I performed a front-end study and detail design for this project.  The project required installation of a new water treatment...

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 C&I performed a front-end study and detail design for this project.  The project required installation of a new water treatment and new boiler building in an operational distillery. Integration of systems must occur during a planned summer distillery outage and coincide with a major plant expansion. 

The stillage from the stills is separated in new screeners and the thick stillage is pumped a considerable distance across a road and railroad track to an Anerobic Digestion facility, designed by others. After processing, the C&I team piped the RNG back to the distillery and blended it with an existing natural gas feed to power the new modular boilers. The team has navigated the challenges of working with multiple vendors, permitting entities, and engineering firms to coordinate the design and installation of this project.

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Distillery Tank Farm and Processing Unit Design https://www.cieng.com/projects/distillery-tank-farm-and-processing-unit-design/ Tue, 01 Oct 2024 14:42:32 +0000 https://www.cieng.com/?post_type=project&p=3704 The objective of this project was to design high-yield processing units and a tank farm for whiskey production, capable of...

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The objective of this project was to design high-yield processing units and a tank farm for whiskey production, capable of handling variable batch volumes ranging from single barrel products to large-scale distilled spirits. The scope included designing flexible systems that allow for the efficient transfer of liquids between the tank farm and various processing tanks, as well as accommodating specific processes such as double-barreled products, chill filtration, and direct access to bottling lines.

The processing and bottling facility will be located in Shelbyville, KY, near the distillery, and will be constructed with phased production expansions in mind to support future growth. The design and layout will be reflected in the process description and P&IDs, ensuring the facility’s ability to meet both current and future production demands.  

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North Substation https://www.cieng.com/projects/north-substation/ Mon, 09 Sep 2024 19:48:38 +0000 https://www.cieng.com/?post_type=project&p=3658 Our team completed Feasibility through Detailed Design for this expansion of the North Substation at this Midwest Refinery with an...

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Our team completed Feasibility through Detailed Design for this expansion of the North Substation at this Midwest Refinery with an estimated TIC of over $30MM. The goal of this project was to increase the reliability and safety of the substation, provide additional feeder circuits, and facilitate installation of a 3rd bus, allowing the refinery to provide alternate power sources from both the North and Southwest Substations to critical units in the refinery. We worked closely with several electrical equipment suppliers as well as a 3rd party provider to coordinate their power feed and tie-in to the refinery feed. Additionally, C&I provided on-site support for portions of the construction and commissioning.

C&I’s efforts spanned over 8 years to complete all phases. Over that time, the team adapted the project scope to address client and vendor changes, all while under close corporate observation with the high price tag.

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13.8 kV Substation Replacement https://www.cieng.com/projects/ird-southwest-substation/ Thu, 27 Jan 2022 21:25:51 +0000 https://www.cieng.com/?post_type=project&p=1383 Our team has been on the ground floor of the Electrical Upgrades program for this client; helping manage cash flow,...

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Our team has been on the ground floor of the Electrical Upgrades program for this client; helping manage cash flow, identifying scope, and assisting with budget development. For this project, we completed Feasibility through Implementation to improve the plant reliability, flexibility and safety by replacing the existing substation electrical equipment with new upgraded components. By replacing the switchgear with an enhanced design, utilizing arc-resistant switchgear, and solid-state relaying schemes, the system is much safer and more reliable. The existing Sync Bus was replaced with a Ring Bus to improve reliability.

The criticality of this electrical gear required extensive planning to ensure the deenergizing and energizing did not result in any loss in production or safety incidents. Our team designed the equipment layout and purchased a new building to house the gear. We coordinated construction, operations, and maintenance to develop a staging plan for demolition and install.

Scope to accomplish this included larger capacity transformers, 13.8kV arc resistant switchgear with additional feeder capacity, new current limiting reactors and interconnecting cable bus. 

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69 kV Substation Replacement https://www.cieng.com/projects/69-kv-substation-replacement/ Fri, 28 Jan 2022 17:23:27 +0000 https://www.cieng.com/?post_type=project&p=1389 The goal of this project was to replace antiquated electrical equipment, much of which was over 40 years old. Our...

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The goal of this project was to replace antiquated electrical equipment, much of which was over 40 years old. Our team developed the scope from the Feasibility phase through Implementation, Start-up and Commissioning of the relay building and substation. C&I’s team drew on expertise from previous projects to assist with substation design, cutover planning and load balancing. We were able to work with the client to adjust project cash flow to coordinate with the turnaround schedule.

Due to geographical constraints, the project combined three substations into one. This resulted in multiple cutovers spread over 5 years to match turnaround outages. To make space for the new substation, several storage areas had to be relocated. After installation, the project finished $3MM under budget with minimal RFIs from construction.

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Alky Butane Defluorinator https://www.cieng.com/projects/mpc-gbr-defluorinator/ Mon, 13 Dec 2021 15:42:55 +0000 https://www.cieng.com/?post_type=project&p=1319 C&I managed the Alky Butane Defluorinator project from Conceptual through Detailed Design. Working in conjunction with UOP, we specified the...

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C&I managed the Alky Butane Defluorinator project from Conceptual through Detailed Design. Working in conjunction with UOP, we specified the design for installing a new Defluorinator reactor to remove organic fluorides from the butane stream. This removal step prevented corrosion issues in the downstream processing unit, eliminating the need to send the product to the butane caverns. The existing KOH Treater was deemed insufficient to process the additional water generated from the Defluorinator; therefore, a parallel KOH Treater was installed as part of the project. Due to the composition of the butane stream, heat integration at higher than normal temperatures was required prior to treatment in the Defluorinator, requiring coordination with UOP to address the feed temperature requirements. C&I performed a process study of the downstream processing unit to identify any constraints with processing the additional butane with heavier C5+ components. To save costs and reduce construction downtime, the foundation for the defluorinator was optimized to accommodate a specialized crane for vertical lifting of the vessel.

C&I provided cost estimates at each phase gate for funding approval, procurement for instrumentation and engineered equipment, and construction packages.

The project started in mid-2015 and concluded in late 2019. Our team completed the project under budget and with very few adjustments or disruptions. With a condensed schedule and significantly long lead deliverables and delays, we worked well under the pressure to produce a quality outcome. Operations was prioritized so that the new layout was intuitive, safe, and accessible.

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Area Classification Updates https://www.cieng.com/projects/el-paso-area-classification-updates/ Tue, 04 Jan 2022 15:35:51 +0000 https://www.cieng.com/?post_type=project&p=1367 C&I’s team performed several field audits to update existing and generate new (where required) control documents, over 160 drawings total,...

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C&I’s team performed several field audits to update existing and generate new (where required) control documents, over 160 drawings total, including unit plot plans and Electrical Area Classification drawings for OSHA PSM compliance. This team walked down every unit inside the 550 acre refinery, noting any changes currently in the field that were not reflected on the unit plot plants within a very short time frame. The updated documents were then used to create and revise electrical hazard area classification drawings for each unit in the refinery based on industry standards. Additionally, the team performed a gap analysis for sixteen buildings to evaluate ventilation systems, purge integrity, and equipment rating.

We were recommended for this project by another site who was pleased with our services on a similar project at their facility. Since this facility had recently changed ownership, the client relied heavily on our team’s extensive knowledge of the new owner’s standards to assist with bringing the site into compliance. Our team successfully completed the electrical area classification drawing updates within the required timeframe, ensuring the compliance deadline was met.

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ASO System Revamp for HF Alky Unit https://www.cieng.com/projects/aso-system-revamp-for-hf-alky-unit/ Fri, 28 Jan 2022 14:58:11 +0000 https://www.cieng.com/?post_type=project&p=1371 Leveraging our previous experience with Acid Soluble Oil (ASO) Washer Systems, our team provided insight on how systems are configured...

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Leveraging our previous experience with Acid Soluble Oil (ASO) Washer Systems, our team provided insight on how systems are configured at similar sites to thoughtfully execute the Feasibility phase of the project. At this facility, the current ASO neutralization and spent KOH handling system in the Hydrofluoric Alkylation (HF Alky) unit is a labor-intensive batch process that has many environmental and safety concerns. The system will be replaced with one that is similar to a ConocoPhillips (now UOP) ASO Washer system used at multiple other refineries. This will reduce the likelihood of environmental releases of HF acid and operator exposure to caustic, ASO and HF acid that are present during the manual process. As an added benefit, the new system will also result in operating cost savings.

The project will design and commission equipment which allows for continuous, closed loop treatment of ASO within the HF Alky unit.  As a cost savings, existing equipment will be repurposed where safety or integrity is not compromised. Drawing upon our experience from other refineries, our process team scaled the technology to match refinery flow rates based on comparison of ASO to Caustic ratios from other existing units. Our support on this project extended beyond creating a cost estimate, we also attended our client’s presentation to management. We not only care about project design, but the entire project process and are here to help our clients in any way we can!

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Crude Unit Flexibility https://www.cieng.com/projects/hunt-crude-unit-flexibility/ Mon, 03 Jan 2022 17:08:13 +0000 https://www.cieng.com/?post_type=project&p=1329 C&I completed the Feasibility through Detailed Design phases of the Crude Unit Flexibility and Optimization project, resulting in a ROI...

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C&I completed the Feasibility through Detailed Design phases of the Crude Unit Flexibility and Optimization project, resulting in a ROI of less than 6 months. During Feasibility, C&I performed a debottlenecking study of the unit alongside our client counterpart to increase overall production capability, process a wider variety of crude slates, and produce two different grades of asphalt based on the crude oil. As a result, the Atmospheric Tower was repacked and a Shoepentoeter inlet device was added. The Vacuum Tower underwent significant modifications as well including repacking, adding an upper diesel draw, replacement of the transfer line between the heater and tower, and addition of several exchangers for heat integration.

Being the oldest unit in the refinery, the area was extremely congested. Therefore, C&I’s team utilized the laser scanning and 3D modeling tools to locate the new equipment and design piping. Due to real estate constraints, C&I’s team came up with a plan to place exchangers on an elevated structure to reduce impact to dike containment and avoid flooding.

Predicting 2-phase flow in the vacuum transfer line is challenging. C&I’s Senior Process Engineer, Russ Williams, presented his approach to the transfer line work in Hydrocarbon Processing article, “Simulation model of a vacuum heater transfer line,” in March, 2018.

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