Sentence examples for job due date from inspiring English sources

The MBH is described for the single-machine environment under unrestrictive job due date conditions.

With each job, a due date is specified for its completion.

Arrival time of job i. Due date of job i. Processing time of job i at stage l.

Each job has specific due date and delay cost.

Among the different objectives that can be considered, minimising the total tardiness (i.e. the sum of the surplus of the completion time of each job over its due date) is regarded as a key objective for manufacturing companies, as it entails the fulfilment of the due dates committed to customers.

Given a single machine and a set of jobs with due dates, the classical NP-hard problem of scheduling to minimize total tardiness is a well-understood one.

r i : Arrival time of job i. d i : Due date of job i. p i l : Processing time of job i at stage l.

If Eq. (20) is true, then the job with a shorter processing time is selected; otherwise, the job with an earlier due date will be selected.

S kij Setup time of job i on machine j immediately after job k. p ij Processing time of job i on machine j. d i Due date of job i. H j Dependent set up time matrix of machine j. 012 … n H j = 0 1 2 … n − S 01 j S 02 j … S 0 n j − − S 12 j … S 1 n j − S 21 j − … S 2 n j ⋮ ⋮ ⋮ ⋱ ⋮ − S n 1 j S n 2 j ⋯ −.

Each job has a unique due date.

Table 2 Process time and due dates Job number Process time Due date Completion time (A) Completion time (B) 1 4 4 4 4 2 3 17 17 12 3 1 5 10 5 4 2 9 9 9 Open image in new window Fig. 1 Two different sequences.