Capital cost estimating
50 questions available
Questions
Which category of costs includes the cost of procuring and installing all the process equipment that makes up a new plant, such as vessels, reactors, and columns?
View answer and explanationAccording to the AACE International classification, what is the typical accuracy of a 'Class 5' or 'order of magnitude' estimate?
View answer and explanationA plant with an ISBL capital cost of 50 million USD and capacity of 100,000 tons/year is to be scaled up. What is the estimated ISBL capital cost for a new plant with a capacity of 200,000 tons/year, using the six-tenths rule?
View answer and explanationWhat is the primary purpose of a 'Class 3' or 'definitive' estimate?
View answer and explanationWhat does the Lang factor relate in capital cost estimation?
View answer and explanationFor a fluids processing plant, what was the original Lang factor proposed in the 1940s?
View answer and explanationUsing the correlation Ce = 17,000 + 1130 * S^1.05 from Table 7.2, what is the estimated purchased cost of a propeller agitator with a driver power (S) of 20 kW?
View answer and explanationWhat is the purpose of a cost index like the CEPCI (Chemical Engineering Plant Cost Index)?
View answer and explanationThe purchased cost of a piece of equipment was USD 50,000 when the CEPCI was 402. What is its estimated cost when the CEPCI is 596?
View answer and explanationWhich component of the fixed capital investment includes costs for items like boilers, cooling towers, and waste water treatment plants?
View answer and explanationAccording to the typical factors for estimating project fixed capital cost for a fluids processing plant, what is the factor for piping (fp)?
View answer and explanationWhat is the materials cost factor (fm) for 316 stainless steel relative to plain carbon steel, according to Table 7.6?
View answer and explanationA project requires a single piece of equipment with a purchased cost of USD 100,000 on a carbon steel basis. The plant is a fluids processing plant. What is the estimated ISBL installed capital cost if the equipment is made of carbon steel, using the detailed factors from Table 7.5?
View answer and explanationAccording to the cost correlation table, what are the units for the size parameter 'S' for a direct contact rotary dryer?
View answer and explanationWhat type of cost estimate is based on a completed design and concluded negotiations on procurement of specialized items, and has an accuracy of plus/minus 5 percent to 10 percent?
View answer and explanationThe location factor for building a plant in Germany relative to the USGC was 1.11 in 2003 when the exchange rate was 1 EUR = 1.15 USD. What is the updated location factor in a year when the exchange rate is 1 EUR = 1.30 USD?
View answer and explanationFor a typical petrochemical project, offsite costs are usually estimated to be within what range of ISBL cost if no site details are known?
View answer and explanationUsing the correlation Ce = 80,000 + 109,000 * S^0.8 for a cylindrical furnace, what is the estimated cost for a furnace with a duty (S) of 50 MW?
View answer and explanationWhich of the following is NOT typically considered a direct field cost for an ISBL plant?
View answer and explanationWhat is the primary characteristic of working capital in the context of a project's finances?
View answer and explanationAccording to the step count method by Bridgewater, a functional unit includes all equipment for a significant process step. Which of the following are generally NOT considered functional units unless they have substantial cost?
View answer and explanationWhat is the estimated cost of a single-stage centrifugal pump with a flow rate of 100 liters/s, using the correlation Ce = 8000 + 240 * S^0.9 from Table 7.2?
View answer and explanationWhat is a major limitation of using cost correlations from academic textbooks for real-world projects?
View answer and explanationAccording to Hand's method, what is the proposed installation factor for a pressure vessel?
View answer and explanationWhat is the typical range for a contingency charge on a project where the technology is uncertain?
View answer and explanationWhat is the estimated purchased cost of 100 cubic meters of 304 ss pall rings, given the cost for this packing is 8500 USD per cubic meter?
View answer and explanationHow does the text suggest an estimator should handle the cost estimation for a unique reactor design for which no direct cost data is available?
View answer and explanationWhat is the typical rule of thumb for engineering costs as a percentage of ISBL plus OSBL costs for smaller projects?
View answer and explanationWhat is the estimated cost of a vertical, carbon steel pressure vessel with a shell mass of 100,000 kg, based on the correlation Ce = 11,600 + 34 * S^0.85?
View answer and explanationWhen using the factorial method for a plant with alloy construction, if the purchased equipment cost has been obtained on an alloy basis, how should the other installation factors be adjusted?
View answer and explanationWhat is the estimated cost of a floating roof tank with a capacity of 5,000 cubic meters, using the correlation Ce = 113,000 + 3250 * S^0.65?
View answer and explanationWhat is the primary reason that larger plants tend to have a lower capital cost per unit of production?
View answer and explanationAccording to the guidelines in Table 7.8, what is the estimated OSBL cost as a percentage of ISBL cost for a new high solids-handling plant on a new site?
View answer and explanationThe purchased cost for a carbon steel floating head shell and tube exchanger is USD 100,000. If it were built from Monel instead, what would be the estimated ISBL installed cost for this single item in a fluids processing plant, using the detailed factorial and materials factor methods?
View answer and explanationWhat is the estimated cost of 50 sieve trays for a column with a diameter of 4.0 meters, using the correlation Cost per tray = 130 + 440 * D^1.8?
View answer and explanationWhen mapping simulation data into a cost estimating program like ACCE, what is the default mapping for a plug-flow reactor model (PLUG)?
View answer and explanationWhat is the recommended design allowance added to equipment cost by ACCE for a new, unproven process?
View answer and explanationWhen costing pressure vessels, why might cost estimating software significantly underestimate the vessel cost for vessels operating at pressures below 5 bara?
View answer and explanationWhat is the cost of a plate and frame filter with a capacity of 1.0 cubic meter, using the correlation Ce = 128,000 + 89,000 * S^0.5?
View answer and explanationA cost estimate of USD 100 million for an ISBL plant is made. Using the factors from Table 7.5 for a fluids-solids plant, what would be the estimated Total Fixed Capital Cost (CFC)?
View answer and explanationThe turnover ratio method for order-of-magnitude estimates relates fixed capital investment to what parameter?
View answer and explanationWhat is the lower validity limit (S lower) for the cost correlation of a centrifugal compressor?
View answer and explanationA cost of USD 1 million was estimated for a project in a location with a location factor of 1.0. What would be the estimated cost for the same project in a location with a factor of 1.60 (e.g., Fort McMurray)?
View answer and explanationIn the context of the factorial method, what is the 'materials factor' (fm) used for?
View answer and explanationFor which piece of equipment is the cost correlation given as Ce = -73,000 + 93,000 * S^0.3 in Table 7.2?
View answer and explanationAccording to the text, what is the best source of purchased equipment cost data?
View answer and explanationWhat does a cost rating factor, as defined by Moore, take into account when comparing material costs?
View answer and explanationFor the process of biodiesel (FAME) from vegetable oil, what is the upper capacity limit (S_upper) for its cost correlation in Table 7.1?
View answer and explanationWhich of these cost estimation software tools is described as using the ICARUS cost estimation algorithms?
View answer and explanationWhat is the estimated cost of an agitated falling film evaporator with an area of 10 square meters, using the correlation Ce = 88,000 + 65,500 * S^0.75?
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