A cash flow-oriented EOQ model of deteriorating items with increasing demand rate and shortages under permissible delay in payment

2015 ◽  
Vol 24 (2) ◽  
pp. 145 ◽  
Author(s):  
Nirmal Kumar Duari ◽  
Tripti Chakraborti
Author(s):  
Chandra K. Jaggi ◽  
Bimal Kumar Mishra ◽  
T. C. Panda

This chapter develops an economic order quantity model for deteriorating items with initial inspection, allowable shortage under the condition of permissible delay in payment by fuzzify the demand rate, deterioration rate and inspection parameter of non-defective parameter based on as triangular fuzzy numbers to fit the real word. The total fuzzy cost function has been defuzzified using signed distance and centroid method. Comparison between these two methods has also been discussed. The validity of the model has been established with the help of a hypothetical numerical example.


2013 ◽  
Vol 1 (2) ◽  
pp. 67-76 ◽  
Author(s):  
H.S. Shukla ◽  
Vivek Shukla ◽  
Sushil Kumar Yadava

Author(s):  
R. P. Tripathi ◽  
S. S. Misra

This study develops an EOQ model for retailer’s price and lot size simultaneously when the supplier permits delay in payments for an order of a product whose demand rate is a constant price elastic function for non-deteriorating items. In this study, mathematical models have been discussed under two different situations, i.e., case I: The credit period is less than or equal to cycle time for setting the account; and case II: The credit period is greater than the cycle time for setting the account. Expressions for an inventory system’s net profit are derived for these two cases. The authors develop algorithm for a retailer to determine its optimal price and lot size simultaneously, when supplier offers a permissible in payments.


2017 ◽  
Vol 27 (1) ◽  
pp. 109-124 ◽  
Author(s):  
Naresh Kaliraman ◽  
Ritu Raj ◽  
Shalini Chandra ◽  
Harish Chaudhary

A two warehouse inventory model for deteriorating items is considered with exponential demand rate and permissible delay in payment. Shortage is not allowed and deterioration rate is constant. In the model, one warehouse is rented and the other is owned. The rented warehouse is provided with better facility for the stock than the owned warehouse, but is charged more. The objective of this model is to find the best replenishment policies for minimizing the total appropriate inventory cost. A numerical illustration and sensitivity analysis is provided.


OPSEARCH ◽  
2007 ◽  
Vol 44 (3) ◽  
pp. 251-260 ◽  
Author(s):  
Meenakshi Srivastava ◽  
Ranjana Gupta

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