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Order Promising Rolling Planning with ATP/CTP Reallocation Mechanism
Juin-Han Chen,James T. Lin,Yi-Sheng Wu 대한산업공학회 2008 Industrial Engineeering & Management Systems Vol.7 No.1
Available-to-promise (ATP) exhibiting availability of manufacturing resources can be used to support customer order promising. Recently, one advanced function called Capable-to-promise (CTP) is provided by several modern APS (advanced planning system) that checks available capacity for placing new production orders or increasing already scheduled production orders. At the customer enquiry stage while considering the order delivery date and quantity to quote, both ATP and CTP are allocated to support order promising. In particular, current trends of mass customization and multi-side production chain derive several new constraints that should be considered when ATP/CTP allocation planning for order promising - such as customer’s preference plants or material vendors, material compatibility, etc. Moreover, ATP/CTP allocation planning would be executed over a rolling time horizon. To utilize capacity and material manufacturing resource flexibly and fulfill more customer orders, ATP/CTP rolling planning should possess resource reallocation mechanism under the constraints of order quantities and delivery dates for all previous order promising. Therefore, to enhance order promising with reliability and flexibility to reallocate manufacturing resource, the ATP/CTP reallocation planning mechanism is needed in order to reallocate material and capacity resource for fulfilling all previous promised and new customer orders beneficially with considering new derived material and capacity constraints.
Order Promising Rolling Planning with ATP/CTP Reallocation Mechanism
Chen, Juin-Han,Lin, James T.,Wu, Yi-Sheng Korean Institute of Industrial Engineers 2008 Industrial Engineeering & Management Systems Vol.7 No.1
Available-to-promise (ATP) exhibiting availability of manufacturing resources can be used to support customer order promising. Recently, one advanced function called Capable-to-promise (CTP) is provided by several modern APS (advanced planning system) that checks available capacity for placing new production orders or increasing already scheduled production orders. At the customer enquiry stage while considering the order delivery date and quantity to quote, both ATP and CTP are allocated to support order promising. In particular, current trends of mass customization and multi-side production chain derive several new constraints that should be considered when ATP/CTP allocation planning for order promising - such as customer's preference plants or material vendors, material compatibility, etc. Moreover, ATP/CTP allocation planning would be executed over a rolling time horizon. To utilize capacity and material manufacturing resource flexibly and fulfill more customer orders, ATP/CTP rolling planning should possess resource reallocation mechanism under the constraints of order quantities and delivery dates for all previous order promising. Therefore, to enhance order promising with reliability and flexibility to reallocate manufacturing resource, the ATP/CTP reallocation planning mechanism is needed in order to reallocate material and capacity resource for fulfilling all previous promised and new customer orders beneficially with considering new derived material and capacity constraints.
Seongjae Cho,Chen, R.,Sukmo Koo,Shambat, G.,Lin, H.,Namkyoo Park,Vuckovic, J.,Kamins, T. I.,Byung-Gook Park,Harris, James S. IEEE 2011 IEEE photonics technology letters Vol.23 No.20
<P>In this work, a whispering gallery mode (WGM) microdisk resonator based on Ge<SUB>1-</SUB><I>x</I>Sn<I>x</I> grown by molecular beam epitaxy (MBE) was fabricated and characterized. Various process conditions and different Sn contents (4% and 1%) were explored to confirm the feasibility of Ge<SUB>1-</SUB><I>x</I>Sn<I>x</I> for microcavity device operation. Optical modes with wavelengths in the infrared (IR) range beyond 1550 nm were successfully confined in the devices fabricated with different diameters, and free-spectral ranges (FSRs) near 20 nm were obtained.</P>
Kim, Shang-Jin,Zhang, Haifei,Khaliulin, Igor,Choisy, Sté,phanie C.M.,Bond, Richard,Lin, Hua,El Haou, Said,Milnes, James T.,Hancox, Jules C.,Suleiman, M. Saadeh,James, Andrew F. Ovid Technologies Wolters Kluwer -American Heart A 2012 Circulation. Arrhythmia and electrophysiology Vol.5 No.6
<P>Cardiac ATP-sensitive K(+) channels have been suggested to contribute to the adaptive physiological response to metabolic challenge after β-adrenoceptor stimulation. However, an increased atrial K(+)-conductance might be expected to be proarrhythmic. We investigated the effect of ATP-sensitive K(+) channel blockade on the electrophysiological responses to β-adrenoceptor-induced metabolic challenge in intact atria.</P>