Doherty Engineering provided engineering services related to the review of revisions to existing CRNs for operation in Canada and registration through the TSSA. Services provided included detailed review of calculations, vessel, piping, and fitting information, stamping of calculations, TSSA communication, and obtaining proper registration revisions.
Doherty Engineering completed the design and construction management of a make up air units upgrade for a food and beverage building pressurization, while facility maintained full operation. Eleven make up air units were implemented to provide building pressurization totalling 230,000 CFM. DEI also provided the electrical power to feed including the controls and rolling doors. Services included HVAC upgrades, site inspections and review, design of air handling units to pressurize the food handling system of the factory, site visits and inspection, project management and the design and drawings to add new make up air units.
Doherty Engineering completed an energy management plan (EMP) looking at the benefits of adding a cogeneration system with a thorough comparison between gas turbines and steam turbines as the prime mover. The services provided included a review of the energy plan information, energy management policy and best practices, energy baseline, identified conservation capital projects, operation savings and employee awareness plan, energy opportunity identification and analysis, and implementation budget.
Doherty Engineering provided engineering services relating to the installation of a new feedwater economizer. Doherty was required to determine the viable location for installation of a new economizer on a boiler flue gas stack. The services provided included a feasibility study, detailed design and tender documents, and tendering services.
Doherty Engineering was engaged by a controlled environment agriculture producer to provide Owner’s Engineering services at their 1,200,000 sq.ft. (approx.) site in Quebec as well as support with the base building design in Ontario. In addition to on-going engineering consulting services, DEI completed the front-end engineering and design for the heat pump plant which provides hot water and chilled water to the site. DEI also redesigned the electrical distribution providing front-end engineering design and was detailed out by the contractor. DEI is continuing to provide on-going design advice for the base support building and for heating and cooling of the process areas.