By Frank Peter Helmus
This e-book describes the interesting wealth of actions as they take place within the layout, development and commissioning of a chemical plant - a jigsaw puzzle of the paintings of chemical engineers, chemists, constructors, architects, electric engineers, strategy automation engineers, economists and felony staff.The writer first takes the reader during the conceptual section, within which the industrial relevance and environmental impression must be thought of and supplemented by way of exact estimates of capital specifications and profitability.This part ends with the alternative of an acceptable engineering company and the belief of the agreement, and then the reader is guided via all facets of the implementation part from the engineering of the chemical plant to commissioning, gear and fabric procurement, the erection part and the profitable attempt run, and then the hot facility is passed over to its owner.The e-book additionally illustrates many power resources of error via examples from perform, and the way, apart specialist abilities, teamwork and communique also are totally necessary to preserve one of these complicated undertaking on target.
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Additional info for Process Plant Design: Project Management from Inquiry to Acceptance
Example text
Cost steps arise from the procurement of the plant from the plant manufacturer, usually in the form of several installments. The fictitious project shown here is based on three installments. Payment of the first installment occurs with the order placing, the second installment with the beginning of the erection and, finally, the third installment with the successfully finished trial run (acceptance). However, even during planning, manufacturing and commissioning of the plant by the plant manufacturer, further employment costs for project pursuance are incurred by the operator.
With continuously low demand the production will have to be cut back as well some time or other, since otherwise the store capacity for the product will not be sufficient. Unfortunately the desire for wide operating ranges is technically limited. A standard control, for instance, is not able to adjust a flow rate over a range of several orders of magnitude with the same resolution. However, even in small production ranges at least the minimum and maximum load cases should be balanced, since not only do the mass flows depend on the load case, but often even physical and chemical data like temperature, pressure and the composition of the mass flow.
Such costs are accumulated and multiplied by a costing rate depending on the type of plant. 1 Operator tainties, a fact that at this stage does not represent a major restriction since it should be a rough assessment anyway. In case the determination of the investment by means of the assessment method described above is not possible for the operator, for instance, for personnel reasons, he can contact plant manufacturers and ask for so-called target price offers. For the calculation of target price offers, information on the product output and quality will usually be sufficient for the plant manufacturer, provided he has already built plants for similar products.