LTWR

AcronymDefinition
LTWRLow Temperature Water Return (heating)
References in periodicals archive ?
4 shows that the best rule to minimize the WIP average is combination between SPT and LTWR.
Rules WIP AV TT AV WT AV QT AV QL AV Total Rank FIFO 4 10 10 8 11 43 LIFO 3 3 3 4 5 18 SPT 5 4 5 1 4 19 LPT 12 11 11 13 14 61 SPS 2 2 2 5 3 14 LPS 11 14 14 14 13 66 STPT 7 13 13 11 11 55 LTPT 4 4 4 9 6 27 ECT 6 9 9 6 8 38 LCT 9 7 7 7 7 37 SWT 10 8 8 10 10 46 LWT 1 6 6 3 2 18 LTWR 8 12 12 12 9 53 MTWR 4 1 1 2 1 9 WIP AV = Work In Progress Average TT AV = Total Time Average WT AV = Waiting Time Average QT AV = Queue Time Average QL AV = Queue Length Average
Rules Description Type 1 FIFO First In First Out Static 2 LIFO Last In First Out Static 3 SPT Shortest Processing Time Static 4 LPT Longest Processing Time Static 5 SPS Shortest Process Sequence Static 6 LPS Longest Process Sequence Static 7 STPT Shortest Total Processing Time Static 8 LTPT Longest Total Processing Time Static 9 ECT Earliest Creation Time Dynamic 10 LCT Longest Creation Time Dynamic 11 SWT Shortest Waiting Time Dynamic 12 LWT Longest Waiting Time Dynamic 13 LTWR Least Total Work Remaining Dynamic 14 MTWR Most Total Work Remaining Dynamic